--- /dev/null
+//-----------------------------------------------------------------------------
+// Jonathan Westhues, Aug 2005
+// Gerhard de Koning Gans, April 2008, May 2011
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// BigBuf and functions to allocate/free parts of it.
+//-----------------------------------------------------------------------------
+
+#include <stdint.h>
+#include "proxmark3.h"
+#include "apps.h"
+#include "string.h"
+
+// BigBuf is the large multi-purpose buffer, typically used to hold A/D samples or traces.
+// Also used to hold various smaller buffers and the Mifare Emulator Memory.
+
+// declare it as uint32_t to achieve alignment to 4 Byte boundary
+static uint32_t BigBuf[BIGBUF_SIZE/sizeof(uint32_t)];
+
+// High memory mark
+static uint16_t BigBuf_hi = BIGBUF_SIZE;
+
+// pointer to the emulator memory.
+static uint8_t *emulator_memory = NULL;
+
+// trace related global variables
+// (only one left). ToDo: make this static as well?
+uint16_t traceLen = 0;
+
+
+// get the address of BigBuf
+uint8_t *BigBuf_get_addr(void)
+{
+ return (uint8_t *)BigBuf;
+}
+
+
+// get the address of the emulator memory. Allocate part of Bigbuf for it, if not yet done
+uint8_t *BigBuf_get_EM_addr(void)
+{
+ if (emulator_memory == NULL) { // not yet allocated
+ emulator_memory = BigBuf_malloc(CARD_MEMORY_SIZE);
+ }
+
+ return emulator_memory;
+}
+
+
+// clear ALL of BigBuf
+void BigBuf_Clear(void)
+{
+ memset(BigBuf,0,BIGBUF_SIZE);
+ Dbprintf("Buffer cleared (%i bytes)",BIGBUF_SIZE);
+}
+
+
+// allocate a chunk of memory from BigBuf. We allocate high memory first. The unallocated memory
+// at the beginning of BigBuf is always for traces/samples
+uint8_t *BigBuf_malloc(uint16_t chunksize)
+{
+ if (BigBuf_hi - chunksize < 0) {
+ return NULL; // no memory left
+ } else {
+ chunksize = (chunksize + 3) & 0xfffc; // round to next multiple of 4
+ BigBuf_hi -= chunksize; // aligned to 4 Byte boundary
+ return (uint8_t *)BigBuf + BigBuf_hi;
+ }
+}
+
+
+// free ALL allocated chunks. The whole BigBuf is available for traces or samples again.
+void BigBuf_free(void)
+{
+ BigBuf_hi = BIGBUF_SIZE;
+ emulator_memory = NULL;
+}
+
+
+// free allocated chunks EXCEPT the emulator memory
+void BigBuf_free_keep_EM(void)
+{
+ if (emulator_memory != NULL) {
+ BigBuf_hi = emulator_memory - (uint8_t *)BigBuf;
+ } else {
+ BigBuf_hi = BIGBUF_SIZE;
+ }
+}
+
+
+// return the maximum trace length (i.e. the unallocated size of BigBuf)
+uint16_t BigBuf_max_traceLen(void)
+{
+ return BigBuf_hi;
+}
--- /dev/null
+//-----------------------------------------------------------------------------
+// Jonathan Westhues, Aug 2005
+// Gerhard de Koning Gans, April 2008, May 2011
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// BigBuf and functions to allocate/free parts of it.
+//-----------------------------------------------------------------------------
+
+#ifndef __BIGBUF_H
+#define __BIGBUF_H
+
+
+#define BIGBUF_SIZE 40000
+#define MAX_FRAME_SIZE 256 // maximum allowed ISO14443 frame
+#define MAX_PARITY_SIZE ((MAX_FRAME_SIZE + 7) / 8)
+#define MAX_MIFARE_FRAME_SIZE 18 // biggest Mifare frame is answer to a read (one block = 16 Bytes) + 2 Bytes CRC
+#define MAX_MIFARE_PARITY_SIZE 3 // need 18 parity bits for the 18 Byte above. 3 Bytes are enough to store these
+#define CARD_MEMORY_SIZE 4096
+#define DMA_BUFFER_SIZE 128
+
+extern uint8_t *BigBuf_get_addr(void);
+extern uint8_t *BigBuf_get_EM_addr(void);
+extern uint16_t BigBuf_max_traceLen(void);
+void BigBuf_Clear(void);
+extern uint8_t *BigBuf_malloc(uint16_t);
+extern void BigBuf_free(void);
+extern void BigBuf_free_keep_EM(void);
+
+extern uint16_t traceLen;
+
+#endif /* __BIGBUF_H */
#SRC_LCD = fonts.c LCD.c
SRC_LF = lfops.c hitag2.c
SRC_ISO15693 = iso15693.c iso15693tools.c
-SRC_ISO14443a = epa.c iso14443a.c mifareutil.c mifarecmd.c mifaresniff.c
-SRC_ISO14443b = iso14443.c
-SRC_CRAPTO1 = crapto1.c crypto1.c des.c aes.c desfire_key.c desfire_crypto.c mifaredesfire.c
+SRC_ISO14443a = epa.c iso14443a.c mifareutil.c mifarecmd.c mifaresniff.c
+SRC_ISO14443b = iso14443.c
+SRC_CRAPTO1 = crapto1.c crypto1.c des.c aes.c
SRC_CRC = iso14443crc.c crc.c crc16.c crc32.c
THUMBSRC = start.c \
$(SRC_CRAPTO1) \
$(SRC_CRC) \
legic_prng.c \
- iclass.c
+ iclass.c \
+ BigBuf.c \
# stdint.h provided locally until GCC 4.5 becomes C99 compliant
// is the order in which they go out on the wire.
//=============================================================================
-#define TOSEND_BUFFER_SIZE (9*MAX_FRAME_SIZE + 1 + 1 + 2) // 8 data bits and 1 parity bit per payload byte, 1 correction bit, 1 SOC bit, 2 EOC bits
+#define TOSEND_BUFFER_SIZE (9*MAX_FRAME_SIZE + 1 + 1 + 2) // 8 data bits and 1 parity bit per payload byte, 1 correction bit, 1 SOC bit, 2 EOC bits
uint8_t ToSend[TOSEND_BUFFER_SIZE];
int ToSendMax;
static int ToSendBit;
struct common_area common_area __attribute__((section(".commonarea")));
-void BufferClear(void)
-{
- memset(BigBuf,0,sizeof(BigBuf));
- Dbprintf("Buffer cleared (%i bytes)",sizeof(BigBuf));
-}
-
void ToSendReset(void)
{
ToSendMax = -1;
ToSendBit++;
- if(ToSendMax >= sizeof(ToSend)) {
+ if(ToSendMax >= sizeof(ToSend)) {
ToSendBit = 0;
DbpString("ToSendStuffBit overflowed!");
}
void SimulateTagHfListen(void)
{
- uint8_t *dest = (uint8_t *)BigBuf+FREE_BUFFER_OFFSET;
+ // ToDo: historically this used the free buffer, which was 2744 Bytes long.
+ // There might be a better size to be defined:
+ #define HF_14B_SNOOP_BUFFER_SIZE 2744
+ uint8_t *dest = BigBuf_malloc(HF_14B_SNOOP_BUFFER_SIZE);
uint8_t v = 0;
int i;
int p = 0;
p = 0;
i++;
- if(i >= FREE_BUFFER_SIZE) {
+ if(i >= HF_14B_SNOOP_BUFFER_SIZE) {
break;
}
}
MifareUC_Auth2(c->arg[0],c->d.asBytes);
break;
case CMD_MIFAREU_READCARD:
- MifareUReadCard(c->arg[0],c->arg[1],c->d.asBytes);
+ MifareUReadCard(c->arg[0], c->arg[1], c->d.asBytes);
break;
case CMD_MIFAREUC_READCARD:
- MifareUReadCard(c->arg[0],c->arg[1],c->d.asBytes);
- break;
+ MifareUReadCard(c->arg[0], c->arg[1], c->d.asBytes);
+ break;
case CMD_MIFARE_READSC:
MifareReadSector(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
break;
case CMD_MIFARE_SNIFFER:
SniffMifare(c->arg[0]);
break;
-
- // mifare desfire
- case CMD_MIFARE_DESFIRE_READBL:
- break;
- case CMD_MIFARE_DESFIRE_WRITEBL:
- break;
- case CMD_MIFARE_DESFIRE_AUTH1:
- MifareDES_Auth1(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
- break;
- case CMD_MIFARE_DESFIRE_AUTH2:
- //MifareDES_Auth2(c->arg[0],c->d.asBytes);
- break;
- // case CMD_MIFARE_DES_READER:
- // ReaderMifareDES(c->arg[0], c->arg[1], c->d.asBytes);
- //break;
- case CMD_MIFARE_DESFIRE_INFO:
- MifareDesfireGetInformation();
- break;
- case CMD_MIFARE_DESFIRE:
- MifareSendCommand(c->arg[0], c->arg[1], c->d.asBytes);
- break;
#endif
break;
case CMD_BUFF_CLEAR:
- BufferClear();
+ BigBuf_Clear();
break;
case CMD_MEASURE_ANTENNA_TUNING:
case CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K:
LED_B_ON();
+ uint8_t *BigBuf = BigBuf_get_addr();
for(size_t i=0; i<c->arg[1]; i += USB_CMD_DATA_SIZE) {
size_t len = MIN((c->arg[1] - i),USB_CMD_DATA_SIZE);
- cmd_send(CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K,i,len,0,((byte_t*)BigBuf)+c->arg[0]+i,len);
+ cmd_send(CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K,i,len,traceLen,BigBuf+c->arg[0]+i,len);
}
// Trigger a finish downloading signal with an ACK frame
- cmd_send(CMD_ACK,0,0,0,0,0);
+ cmd_send(CMD_ACK,0,0,traceLen,0,0);
LED_B_OFF();
break;
case CMD_DOWNLOADED_SIM_SAMPLES_125K: {
- uint8_t *b = (uint8_t *)BigBuf;
+ uint8_t *b = BigBuf_get_addr();
memcpy(b+c->arg[0], c->d.asBytes, USB_CMD_DATA_SIZE);
cmd_send(CMD_ACK,0,0,0,0,0);
break;
#include <sys/types.h>
#include <string.h>
#include <strings.h>
-
-#include "../include/common.h"
-#include "../include/hitag2.h"
-#include "../include/mifare.h"
-
-//#include <openssl/des.h>
-//#include <openssl/aes.h>
-//#include "des.h"
-//#include "aes.h"
-#include "../common/desfire.h"
#include "../common/crc32.h"
-
-// The large multi-purpose buffer, typically used to hold A/D samples,
-// maybe processed in some way.
-#define BIGBUF_SIZE 40000
-uint32_t BigBuf[BIGBUF_SIZE / sizeof(uint32_t)];
-#define TRACE_OFFSET 0
-#define TRACE_SIZE 3000
-#define RECV_CMD_OFFSET (TRACE_OFFSET + TRACE_SIZE)
-#define MAX_FRAME_SIZE 256
-#define MAX_PARITY_SIZE ((MAX_FRAME_SIZE + 1)/ 8)
-#define RECV_CMD_PAR_OFFSET (RECV_CMD_OFFSET + MAX_FRAME_SIZE)
-#define RECV_RESP_OFFSET (RECV_CMD_PAR_OFFSET + MAX_PARITY_SIZE)
-#define RECV_RESP_PAR_OFFSET (RECV_RESP_OFFSET + MAX_FRAME_SIZE)
-#define CARD_MEMORY_OFFSET (RECV_RESP_PAR_OFFSET + MAX_PARITY_SIZE)
-#define CARD_MEMORY_SIZE 4096
-#define DMA_BUFFER_OFFSET CARD_MEMORY_OFFSET
-#define DMA_BUFFER_SIZE CARD_MEMORY_SIZE
-#define FREE_BUFFER_OFFSET (CARD_MEMORY_OFFSET + CARD_MEMORY_SIZE)
-#define FREE_BUFFER_SIZE (BIGBUF_SIZE - FREE_BUFFER_OFFSET - 1)
+#include "BigBuf.h"
extern const uint8_t OddByteParity[256];
-extern uint8_t *trace; // = (uint8_t *) BigBuf;
-extern int traceLen; // = 0;
extern int rsamples; // = 0;
extern int tracing; // = TRUE;
extern uint8_t trigger;
extern int ToSendMax;
extern uint8_t ToSend[];
-extern uint32_t BigBuf[];
/// fpga.h
void FpgaSendCommand(uint16_t cmd, uint16_t v);
#define FPGA_HF_SIMULATOR_MODULATE_BPSK (1<<0)
#define FPGA_HF_SIMULATOR_MODULATE_212K (2<<0)
#define FPGA_HF_SIMULATOR_MODULATE_424K (4<<0)
+#define FPGA_HF_SIMULATOR_MODULATE_424K_8BIT 0x5//101
+
// Options for ISO14443A
#define FPGA_HF_ISO14443A_SNIFFER (0<<0)
#define FPGA_HF_ISO14443A_TAGSIM_LISTEN (1<<0)
void ReaderIso14443a(UsbCommand * c);
// Also used in iclass.c
bool RAMFUNC LogTrace(const uint8_t *btBytes, uint16_t len, uint32_t timestamp_start, uint32_t timestamp_end, uint8_t *parity, bool readerToTag);
-void GetParity(const uint8_t * pbtCmd, uint16_t len, uint8_t *parity);
+void GetParity(const uint8_t *pbtCmd, uint16_t len, uint8_t *parity);
void iso14a_set_trigger(bool enable);
void iso14a_clear_trace();
void iso14a_set_tracing(bool enable);
-// desfire_crypto.h
-void *mifare_cryto_preprocess_data (desfiretag_t tag, void *data, size_t *nbytes, off_t offset, int communication_settings);
-void *mifare_cryto_postprocess_data (desfiretag_t tag, void *data, ssize_t *nbytes, int communication_settings);
-void mifare_cypher_single_block (desfirekey_t key, uint8_t *data, uint8_t *ivect, MifareCryptoDirection direction, MifareCryptoOperation operation, size_t block_size);
-void mifare_cypher_blocks_chained (desfiretag_t tag, desfirekey_t key, uint8_t *ivect, uint8_t *data, size_t data_size, MifareCryptoDirection direction, MifareCryptoOperation operation);
-size_t key_block_size (const desfirekey_t key);
-size_t padded_data_length (const size_t nbytes, const size_t block_size);
-size_t maced_data_length (const desfirekey_t key, const size_t nbytes);
-size_t enciphered_data_length (const desfiretag_t tag, const size_t nbytes, int communication_settings);
-void cmac_generate_subkeys (desfirekey_t key);
-void cmac (const desfirekey_t key, uint8_t *ivect, const uint8_t *data, size_t len, uint8_t *cmac);
/// iso15693.h
iso14a_set_timeout(10500);
+ iso14a_set_timeout(10500);
+
// select the card
return_code = iso14443a_select_card(uid, &card_select_info, NULL);
if (return_code != 1) {
static bool bQuiet;
-bool bCrypto;
-bool bAuthenticating;
-bool bPwd;
-bool bSuccessful;
+static bool bCrypto;
+static bool bAuthenticating;
+static bool bPwd;
+static bool bSuccessful;
-int LogTraceHitag(const uint8_t * btBytes, int iBits, int iSamples, uint32_t dwParity, int bReader)
+
+static int LogTraceHitag(const uint8_t * btBytes, int iBits, int iSamples, uint32_t dwParity, int bReader)
{
+ static uint16_t traceLen = 0;
+ uint8_t *trace = BigBuf_get_addr();
+
// Return when trace is full
- if (traceLen >= TRACE_SIZE) return FALSE;
+ if (traceLen + sizeof(rsamples) + sizeof(dwParity) + sizeof(iBits) + nbytes(iBits) > BigBuf_max_traceLen()) return FALSE;
// Trace the random, i'm curious
rsamples += iSamples;
},
};
-//#define TRACE_LENGTH 3000
-//uint8_t *trace = (uint8_t *) BigBuf;
-//int traceLen = 0;
-//int rsamples = 0;
+// ToDo: define a meaningful maximum size for auth_table. The bigger this is, the lower will be the available memory for traces.
+// Historically it used to be FREE_BUFFER_SIZE, which was 2744.
+#define AUTH_TABLE_LENGTH 2744
+static byte_t* auth_table;
+static size_t auth_table_pos = 0;
+static size_t auth_table_len = AUTH_TABLE_LENGTH;
-#define AUTH_TABLE_OFFSET FREE_BUFFER_OFFSET
-#define AUTH_TABLE_LENGTH FREE_BUFFER_SIZE
-byte_t* auth_table = (byte_t *)BigBuf+AUTH_TABLE_OFFSET;
-size_t auth_table_pos = 0;
-size_t auth_table_len = AUTH_TABLE_LENGTH;
-
-byte_t password[4];
-byte_t NrAr[8];
-byte_t key[8];
-uint64_t cipher_state;
+static byte_t password[4];
+static byte_t NrAr[8];
+static byte_t key[8];
+static uint64_t cipher_state;
/* Following is a modified version of cryptolib.com/ciphers/hitag2/ */
// Software optimized 48-bit Philips/NXP Mifare Hitag2 PCF7936/46/47/52 stream cipher algorithm by I.C. Wiener 2006-2007.
return c;
}
-int hitag2_reset(void)
+static int hitag2_reset(void)
{
tag.state = TAG_STATE_RESET;
tag.crypto_active = 0;
return 0;
}
-int hitag2_init(void)
+static int hitag2_init(void)
{
// memcpy(&tag, &resetdata, sizeof(tag));
hitag2_reset();
LOW(GPIO_SSC_DOUT);
}
-void hitag2_handle_reader_command(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen)
+
+static void hitag2_handle_reader_command(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen)
{
byte_t rx_air[HITAG_FRAME_LEN];
LED_A_OFF();
}
+
static void hitag_reader_send_frame(const byte_t* frame, size_t frame_len)
{
// Send the content of the frame
size_t blocknr;
-bool hitag2_password(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen) {
+static bool hitag2_password(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen) {
// Reset the transmission frame length
*txlen = 0;
return true;
}
-bool hitag2_crypto(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen) {
+static bool hitag2_crypto(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen) {
// Reset the transmission frame length
*txlen = 0;
}
-bool hitag2_authenticate(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen) {
+static bool hitag2_authenticate(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen) {
// Reset the transmission frame length
*txlen = 0;
return true;
}
-bool hitag2_test_auth_attempts(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen) {
+
+static bool hitag2_test_auth_attempts(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen) {
+
// Reset the transmission frame length
*txlen = 0;
if (bCrypto) {
Dbprintf("auth: %02x%02x%02x%02x%02x%02x%02x%02x Failed, removed entry!",NrAr[0],NrAr[1],NrAr[2],NrAr[3],NrAr[4],NrAr[5],NrAr[6],NrAr[7]);
- // Removing failed entry from authentiations table
- memcpy(auth_table+auth_table_pos,auth_table+auth_table_pos+8,8);
- auth_table_len -= 8;
+ // Removing failed entry from authentiations table
+ memcpy(auth_table+auth_table_pos,auth_table+auth_table_pos+8,8);
+ auth_table_len -= 8;
- // Return if we reached the end of the authentiactions table
+ // Return if we reached the end of the authentications table
bCrypto = false;
if (auth_table_pos == auth_table_len) {
return false;
}
-
- // Copy the next authentication attempt in row (at the same position, b/c we removed last failed entry)
+
+ // Copy the next authentication attempt in row (at the same position, b/c we removed last failed entry)
memcpy(NrAr,auth_table+auth_table_pos,8);
}
*txlen = 5;
return true;
}
+
void SnoopHitag(uint32_t type) {
int frame_count;
int response;
byte_t rx[HITAG_FRAME_LEN];
size_t rxlen=0;
- // Clean up trace and prepare it for storing frames
- iso14a_set_tracing(TRUE);
- iso14a_clear_trace();
-
auth_table_len = 0;
auth_table_pos = 0;
+ BigBuf_free();
+ auth_table = (byte_t *)BigBuf_malloc(AUTH_TABLE_LENGTH);
memset(auth_table, 0x00, AUTH_TABLE_LENGTH);
+
+ // Clean up trace and prepare it for storing frames
+ iso14a_set_tracing(TRUE);
+ iso14a_clear_trace();
DbpString("Starting Hitag2 snoop");
LED_D_ON();
AT91C_BASE_PMC->PMC_PCER = (1 << AT91C_ID_TC1);
AT91C_BASE_PIOA->PIO_BSR = GPIO_SSC_FRAME;
- // Disable timer during configuration
+ // Disable timer during configuration
AT91C_BASE_TC1->TC_CCR = AT91C_TC_CLKDIS;
// Capture mode, defaul timer source = MCK/2 (TIMER_CLOCK1), TIOA is external trigger,
bool bQuitTraceFull = false;
bQuiet = false;
- // Clean up trace and prepare it for storing frames
- iso14a_set_tracing(TRUE);
- iso14a_clear_trace();
auth_table_len = 0;
auth_table_pos = 0;
+ byte_t* auth_table;
+ BigBuf_free();
+ auth_table = (byte_t *)BigBuf_malloc(AUTH_TABLE_LENGTH);
memset(auth_table, 0x00, AUTH_TABLE_LENGTH);
+ // Clean up trace and prepare it for storing frames
+ iso14a_set_tracing(TRUE);
+ iso14a_clear_trace();
+
DbpString("Starting Hitag2 simulation");
LED_D_ON();
hitag2_init();
bool bStop;
bool bQuitTraceFull = false;
- FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
- // Reset the return status
- bSuccessful = false;
+ FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+ // Reset the return status
+ bSuccessful = false;
// Clean up trace and prepare it for storing frames
- iso14a_set_tracing(TRUE);
- iso14a_clear_trace();
+ iso14a_set_tracing(TRUE);
+ iso14a_clear_trace();
+
DbpString("Starting Hitag reader family");
// Check configuration
switch(htf) {
case RHT2F_PASSWORD: {
- Dbprintf("List identifier in password mode");
+ Dbprintf("List identifier in password mode");
memcpy(password,htd->pwd.password,4);
- blocknr = 0;
+ blocknr = 0;
bQuitTraceFull = false;
bQuiet = false;
bPwd = false;
Dbhexdump(8,NrAr,false);
bQuiet = false;
bCrypto = false;
- bAuthenticating = false;
+ bAuthenticating = false;
bQuitTraceFull = true;
} break;
DbpString("Authenticating using key:");
memcpy(key,htd->crypto.key,4); //HACK; 4 or 6?? I read both in the code.
Dbhexdump(6,key,false);
- blocknr = 0;
+ blocknr = 0;
bQuiet = false;
bCrypto = false;
- bAuthenticating = false;
+ bAuthenticating = false;
bQuitTraceFull = true;
} break;
case RHT2F_TEST_AUTH_ATTEMPTS: {
Dbprintf("Testing %d authentication attempts",(auth_table_len/8));
auth_table_pos = 0;
- memcpy(NrAr,auth_table,8);
+ memcpy(NrAr, auth_table, 8);
bQuitTraceFull = false;
bQuiet = false;
bCrypto = false;
else {
modulation = bit & Demod.syncBit;
modulation |= ((bit << 1) ^ ((Demod.buffer & 0x08) >> 3)) & Demod.syncBit;
-
+
Demod.samples += 4;
if(Demod.posCount==0) {
// The command (reader -> tag) that we're receiving.
// The length of a received command will in most cases be no more than 18 bytes.
// So 32 should be enough!
- uint8_t *readerToTagCmd = (((uint8_t *)BigBuf) + RECV_CMD_OFFSET);
+ #define ICLASS_BUFFER_SIZE 32
+ uint8_t readerToTagCmd[ICLASS_BUFFER_SIZE];
// The response (tag -> reader) that we're receiving.
- uint8_t *tagToReaderResponse = (((uint8_t *)BigBuf) + RECV_RESP_OFFSET);
-
+ uint8_t tagToReaderResponse[ICLASS_BUFFER_SIZE];
+
FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
+ // free all BigBuf memory
+ BigBuf_free();
+ // The DMA buffer, used to stream samples from the FPGA
+ uint8_t *dmaBuf = BigBuf_malloc(DMA_BUFFER_SIZE);
+
// reset traceLen to 0
iso14a_set_tracing(TRUE);
iso14a_clear_trace();
iso14a_set_trigger(FALSE);
- // The DMA buffer, used to stream samples from the FPGA
- int8_t *dmaBuf = ((int8_t *)BigBuf) + DMA_BUFFER_OFFSET;
int lastRxCounter;
- int8_t *upTo;
+ uint8_t *upTo;
int smpl;
int maxBehindBy = 0;
SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
uint32_t time_0 = GetCountSspClk();
-
+ uint32_t time_start = 0;
+ uint32_t time_stop = 0;
int div = 0;
//int div2 = 0;
(DMA_BUFFER_SIZE-1);
if(behindBy > maxBehindBy) {
maxBehindBy = behindBy;
- if(behindBy > 400) {
+ if(behindBy > (9 * DMA_BUFFER_SIZE / 10)) {
Dbprintf("blew circular buffer! behindBy=0x%x", behindBy);
goto done;
}
smpl = decbyter;
if(OutOfNDecoding((smpl & 0xF0) >> 4)) {
rsamples = samples - Uart.samples;
+ time_stop = (GetCountSspClk()-time_0) << 4;
LED_C_ON();
//if(!LogTrace(Uart.output,Uart.byteCnt, rsamples, Uart.parityBits,TRUE)) break;
//if(!LogTrace(NULL, 0, Uart.endTime*16 - DELAY_READER_AIR2ARM_AS_SNIFFER, 0, TRUE)) break;
- if(tracing) {
+ if(tracing) {
uint8_t parity[MAX_PARITY_SIZE];
GetParity(Uart.output, Uart.byteCnt, parity);
- LogTrace(Uart.output,Uart.byteCnt, (GetCountSspClk()-time_0) << 4, (GetCountSspClk()-time_0) << 4, parity, TRUE);
+ LogTrace(Uart.output,Uart.byteCnt, time_start, time_stop, parity, TRUE);
}
Demod.state = DEMOD_UNSYNCD;
LED_B_OFF();
Uart.byteCnt = 0;
+ }else{
+ time_start = (GetCountSspClk()-time_0) << 4;
}
decbyter = 0;
}
if(div > 3) {
smpl = decbyte;
if(ManchesterDecoding(smpl & 0x0F)) {
+ time_stop = (GetCountSspClk()-time_0) << 4;
+
rsamples = samples - Demod.samples;
LED_B_ON();
- if(tracing) {
+ if(tracing) {
uint8_t parity[MAX_PARITY_SIZE];
GetParity(Demod.output, Demod.len, parity);
- LogTrace(Demod.output, Demod.len, (GetCountSspClk()-time_0) << 4, (GetCountSspClk()-time_0) << 4, parity, FALSE);
+ LogTrace(Demod.output, Demod.len, time_start, time_stop, parity, FALSE);
}
-
// And ready to receive another response.
memset(&Demod, 0, sizeof(Demod));
Demod.output = tagToReaderResponse;
Demod.state = DEMOD_UNSYNCD;
LED_C_OFF();
+ }else{
+ time_start = (GetCountSspClk()-time_0) << 4;
}
div = 0;
}
}
+static uint8_t encode4Bits(const uint8_t b)
+{
+ uint8_t c = b & 0xF;
+ // OTA, the least significant bits first
+ // The columns are
+ // 1 - Bit value to send
+ // 2 - Reversed (big-endian)
+ // 3 - Encoded
+ // 4 - Hex values
+
+ switch(c){
+ // 1 2 3 4
+ case 15: return 0x55; // 1111 -> 1111 -> 01010101 -> 0x55
+ case 14: return 0x95; // 1110 -> 0111 -> 10010101 -> 0x95
+ case 13: return 0x65; // 1101 -> 1011 -> 01100101 -> 0x65
+ case 12: return 0xa5; // 1100 -> 0011 -> 10100101 -> 0xa5
+ case 11: return 0x59; // 1011 -> 1101 -> 01011001 -> 0x59
+ case 10: return 0x99; // 1010 -> 0101 -> 10011001 -> 0x99
+ case 9: return 0x69; // 1001 -> 1001 -> 01101001 -> 0x69
+ case 8: return 0xa9; // 1000 -> 0001 -> 10101001 -> 0xa9
+ case 7: return 0x56; // 0111 -> 1110 -> 01010110 -> 0x56
+ case 6: return 0x96; // 0110 -> 0110 -> 10010110 -> 0x96
+ case 5: return 0x66; // 0101 -> 1010 -> 01100110 -> 0x66
+ case 4: return 0xa6; // 0100 -> 0010 -> 10100110 -> 0xa6
+ case 3: return 0x5a; // 0011 -> 1100 -> 01011010 -> 0x5a
+ case 2: return 0x9a; // 0010 -> 0100 -> 10011010 -> 0x9a
+ case 1: return 0x6a; // 0001 -> 1000 -> 01101010 -> 0x6a
+ default: return 0xaa; // 0000 -> 0000 -> 10101010 -> 0xaa
+
+ }
+}
//-----------------------------------------------------------------------------
// Prepare tag messages
//-----------------------------------------------------------------------------
static void CodeIClassTagAnswer(const uint8_t *cmd, int len)
{
- //So far a dummy implementation, not used
- //int lastProxToAirDuration =0;
+
+ /*
+ * SOF comprises 3 parts;
+ * * An unmodulated time of 56.64 us
+ * * 24 pulses of 423.75 KHz (fc/32)
+ * * A logic 1, which starts with an unmodulated time of 18.88us
+ * followed by 8 pulses of 423.75kHz (fc/32)
+ *
+ *
+ * EOF comprises 3 parts:
+ * - A logic 0 (which starts with 8 pulses of fc/32 followed by an unmodulated
+ * time of 18.88us.
+ * - 24 pulses of fc/32
+ * - An unmodulated time of 56.64 us
+ *
+ *
+ * A logic 0 starts with 8 pulses of fc/32
+ * followed by an unmodulated time of 256/fc (~18,88us).
+ *
+ * A logic 0 starts with unmodulated time of 256/fc (~18,88us) followed by
+ * 8 pulses of fc/32 (also 18.88us)
+ *
+ * The mode FPGA_HF_SIMULATOR_MODULATE_424K_8BIT which we use to simulate tag,
+ * works like this.
+ * - A 1-bit input to the FPGA becomes 8 pulses on 423.5kHz (fc/32) (18.88us).
+ * - A 0-bit inptu to the FPGA becomes an unmodulated time of 18.88us
+ *
+ * In this mode the SOF can be written as 00011101 = 0x1D
+ * The EOF can be written as 10111000 = 0xb8
+ * A logic 1 is 01
+ * A logic 0 is 10
+ *
+ * */
+
int i;
ToSendReset();
// Send SOF
- ToSend[++ToSendMax] = 0x00;
- ToSend[++ToSendMax] = 0x00;
- ToSend[++ToSendMax] = 0x00;
- ToSend[++ToSendMax] = 0xff;//Proxtoair duration starts here
- ToSend[++ToSendMax] = 0xff;
- ToSend[++ToSendMax] = 0xff;
- ToSend[++ToSendMax] = 0x00;
- ToSend[++ToSendMax] = 0xff;
+ ToSend[++ToSendMax] = 0x1D;
for(i = 0; i < len; i++) {
- int j;
uint8_t b = cmd[i];
-
- // Data bits
- for(j = 0; j < 8; j++) {
- if(b & 1) {
- ToSend[++ToSendMax] = 0x00;
- ToSend[++ToSendMax] = 0xff;
- } else {
- ToSend[++ToSendMax] = 0xff;
- ToSend[++ToSendMax] = 0x00;
+ ToSend[++ToSendMax] = encode4Bits(b & 0xF); //Least significant half
+ ToSend[++ToSendMax] = encode4Bits((b >>4) & 0xF);//Most significant half
}
- b >>= 1;
- }
- }
// Send EOF
- ToSend[++ToSendMax] = 0xff;
- ToSend[++ToSendMax] = 0x00;
- ToSend[++ToSendMax] = 0xff;
- ToSend[++ToSendMax] = 0xff;
- ToSend[++ToSendMax] = 0xff;
- ToSend[++ToSendMax] = 0x00;
- ToSend[++ToSendMax] = 0x00;
- ToSend[++ToSendMax] = 0x00;
-
+ ToSend[++ToSendMax] = 0xB8;
//lastProxToAirDuration = 8*ToSendMax - 3*8 - 3*8;//Not counting zeroes in the beginning or end
-
// Convert from last byte pos to length
ToSendMax++;
}
ToSendReset();
// Send SOF
- ToSend[++ToSendMax] = 0x00;
- ToSend[++ToSendMax] = 0x00;
- ToSend[++ToSendMax] = 0x00;
- ToSend[++ToSendMax] = 0xff;
- ToSend[++ToSendMax] = 0xff;
- ToSend[++ToSendMax] = 0xff;
- ToSend[++ToSendMax] = 0x00;
- ToSend[++ToSendMax] = 0xff;
-
+ ToSend[++ToSendMax] = 0x1D;
// lastProxToAirDuration = 8*ToSendMax - 3*8;//Not counting zeroes in the beginning
-
// Convert from last byte pos to length
ToSendMax++;
}
+
int doIClassSimulation(uint8_t csn[], int breakAfterMacReceived, uint8_t *reader_mac_buf);
/**
* @brief SimulateIClass simulates an iClass card.
else if(simType == 2)
{
- uint8_t mac_responses[64] = { 0 };
+ uint8_t mac_responses[USB_CMD_DATA_SIZE] = { 0 };
Dbprintf("Going into attack mode, %d CSNS sent", numberOfCSNS);
// In this mode, a number of csns are within datain. We'll simulate each one, one at a time
// in order to collect MAC's from the reader. This can later be used in an offlne-attack
memcpy(csn_crc, datain+(i*8), 8);
if(doIClassSimulation(csn_crc,1,mac_responses+i*8))
{
+ cmd_send(CMD_ACK,CMD_SIMULATE_TAG_ICLASS,i,0,mac_responses,i*8);
return; // Button pressed
}
}
*/
int doIClassSimulation(uint8_t csn[], int breakAfterMacReceived, uint8_t *reader_mac_buf)
{
+
// CSN followed by two CRC bytes
+ uint8_t response1[] = { 0x0F} ;
uint8_t response2[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
uint8_t response3[] = { 0,0,0,0,0,0,0,0,0,0};
memcpy(response3,csn,sizeof(response3));
// Reader 81 anticoll. CSN
// Tag CSN
- uint8_t *resp;
- int respLen;
- uint8_t* respdata = NULL;
- int respsize = 0;
- uint8_t sof = 0x0f;
+ uint8_t *modulated_response;
+ int modulated_response_size;
+ uint8_t* trace_data = NULL;
+ int trace_data_size = 0;
+ //uint8_t sof = 0x0f;
- // Respond SOF -- takes 8 bytes
- uint8_t *resp1 = (((uint8_t *)BigBuf) + FREE_BUFFER_OFFSET);
+ // free eventually allocated BigBuf memory
+ BigBuf_free();
+ // Respond SOF -- takes 1 bytes
+ uint8_t *resp1 = BigBuf_malloc(2);
int resp1Len;
// Anticollision CSN (rotated CSN)
- // 176: Takes 16 bytes for SOF/EOF and 10 * 16 = 160 bytes (2 bytes/bit)
- uint8_t *resp2 = (((uint8_t *)BigBuf) + FREE_BUFFER_OFFSET + 10);
+ // 22: Takes 2 bytes for SOF/EOF and 10 * 2 = 20 bytes (2 bytes/byte)
+ uint8_t *resp2 = BigBuf_malloc(28);
int resp2Len;
// CSN
- // 176: Takes 16 bytes for SOF/EOF and 10 * 16 = 160 bytes (2 bytes/bit)
- uint8_t *resp3 = (((uint8_t *)BigBuf) + FREE_BUFFER_OFFSET + 190);
+ // 22: Takes 2 bytes for SOF/EOF and 10 * 2 = 20 bytes (2 bytes/byte)
+ uint8_t *resp3 = BigBuf_malloc(30);
int resp3Len;
// e-Purse
- // 144: Takes 16 bytes for SOF/EOF and 8 * 16 = 128 bytes (2 bytes/bit)
- uint8_t *resp4 = (((uint8_t *)BigBuf) + FREE_BUFFER_OFFSET + 370);
+ // 18: Takes 2 bytes for SOF/EOF and 8 * 2 = 16 bytes (2 bytes/bit)
+ uint8_t *resp4 = BigBuf_malloc(20);
int resp4Len;
- // + 1720..
- uint8_t *receivedCmd = (((uint8_t *)BigBuf) + RECV_CMD_OFFSET);
+ uint8_t *receivedCmd = BigBuf_malloc(MAX_FRAME_SIZE);
memset(receivedCmd, 0x44, MAX_FRAME_SIZE);
int len;
LED_A_ON();
bool buttonPressed = false;
- /** Hack for testing
- memcpy(reader_mac_buf,csn,8);
- exitLoop = true;
- end hack **/
-
while(!exitLoop) {
LED_B_OFF();
// Okay, look at the command now.
if(receivedCmd[0] == 0x0a ) {
// Reader in anticollission phase
- resp = resp1; respLen = resp1Len; //order = 1;
- respdata = &sof;
- respsize = sizeof(sof);
+ modulated_response = resp1; modulated_response_size = resp1Len; //order = 1;
+ trace_data = response1;
+ trace_data_size = sizeof(response1);
} else if(receivedCmd[0] == 0x0c) {
// Reader asks for anticollission CSN
- resp = resp2; respLen = resp2Len; //order = 2;
- respdata = response2;
- respsize = sizeof(response2);
+ modulated_response = resp2; modulated_response_size = resp2Len; //order = 2;
+ trace_data = response2;
+ trace_data_size = sizeof(response2);
//DbpString("Reader requests anticollission CSN:");
} else if(receivedCmd[0] == 0x81) {
// Reader selects anticollission CSN.
// Tag sends the corresponding real CSN
- resp = resp3; respLen = resp3Len; //order = 3;
- respdata = response3;
- respsize = sizeof(response3);
+ modulated_response = resp3; modulated_response_size = resp3Len; //order = 3;
+ trace_data = response3;
+ trace_data_size = sizeof(response3);
//DbpString("Reader selects anticollission CSN:");
} else if(receivedCmd[0] == 0x88) {
// Read e-purse (88 02)
- resp = resp4; respLen = resp4Len; //order = 4;
- respdata = response4;
- respsize = sizeof(response4);
+ modulated_response = resp4; modulated_response_size = resp4Len; //order = 4;
+ trace_data = response4;
+ trace_data_size = sizeof(response4);
LED_B_ON();
} else if(receivedCmd[0] == 0x05) {
// Reader random and reader MAC!!!
// Do not respond
// We do not know what to answer, so lets keep quiet
- resp = resp1; respLen = 0; //order = 5;
- respdata = NULL;
- respsize = 0;
+ modulated_response = resp1; modulated_response_size = 0; //order = 5;
+ trace_data = NULL;
+ trace_data_size = 0;
if (breakAfterMacReceived){
// dbprintf:ing ...
Dbprintf("CSN: %02x %02x %02x %02x %02x %02x %02x %02x"
}
} else if(receivedCmd[0] == 0x00 && len == 1) {
// Reader ends the session
- resp = resp1; respLen = 0; //order = 0;
- respdata = NULL;
- respsize = 0;
+ modulated_response = resp1; modulated_response_size = 0; //order = 0;
+ trace_data = NULL;
+ trace_data_size = 0;
} else {
//#db# Unknown command received from reader (len=5): 26 1 0 f6 a 44 44 44 44
// Never seen this command before
receivedCmd[3], receivedCmd[4], receivedCmd[5],
receivedCmd[6], receivedCmd[7], receivedCmd[8]);
// Do not respond
- resp = resp1; respLen = 0; //order = 0;
- respdata = NULL;
- respsize = 0;
+ modulated_response = resp1; modulated_response_size = 0; //order = 0;
+ trace_data = NULL;
+ trace_data_size = 0;
}
if(cmdsRecvd > 100) {
else {
cmdsRecvd++;
}
-
- if(respLen > 0) {
- SendIClassAnswer(resp, respLen, 21);
+ /**
+ A legit tag has about 380us delay between reader EOT and tag SOF.
+ **/
+ if(modulated_response_size > 0) {
+ SendIClassAnswer(modulated_response, modulated_response_size, 1);
t2r_time = GetCountSspClk();
}
GetParity(receivedCmd, len, parity);
LogTrace(receivedCmd,len, (r2t_time-time_0)<< 4, (r2t_time-time_0) << 4, parity, TRUE);
- if (respdata != NULL) {
- GetParity(respdata, respsize, parity);
- LogTrace(respdata, respsize, (t2r_time-time_0) << 4, (t2r_time-time_0) << 4, parity, FALSE);
+ if (trace_data != NULL) {
+ GetParity(trace_data, trace_data_size, parity);
+ LogTrace(trace_data, trace_data_size, (t2r_time-time_0) << 4, (t2r_time-time_0) << 4, parity, FALSE);
}
if(!tracing) {
DbpString("Trace full");
//Dbprintf("%x", cmdsRecvd);
LED_A_OFF();
LED_B_OFF();
+ LED_C_OFF();
+
if(buttonPressed)
{
DbpString("Button pressed");
int i = 0, d=0;//, u = 0, d = 0;
uint8_t b = 0;
- FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_SIMULATOR|FPGA_HF_SIMULATOR_MODULATE_424K);
+ //FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_SIMULATOR|FPGA_HF_SIMULATOR_MODULATE_424K);
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_SIMULATOR|FPGA_HF_SIMULATOR_MODULATE_424K_8BIT);
AT91C_BASE_SSC->SSC_THR = 0x00;
FpgaSetupSsc();
AT91C_BASE_SSC->SSC_THR = b;
}
- if (i > respLen +4) break;
+// if (i > respLen +4) break;
+ if (i > respLen +1) break;
}
return 0;
if (wait)
{
if(*wait < 10) *wait = 10;
-
+
for(c = 0; c < *wait;) {
if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
AT91C_BASE_SSC->SSC_THR = 0x00; // For exact timing!
LED_A_ON();
// Store reader command in buffer
- if (tracing) {
+ if (tracing) {
uint8_t par[MAX_PARITY_SIZE];
GetParity(frame, len, par);
LogTrace(frame, len, rsamples, rsamples, par, TRUE);
int samples = 0;
if (!GetIClassAnswer(receivedAnswer,160,&samples,0)) return FALSE;
rsamples += samples;
- if (tracing){
- uint8_t parity[MAX_PARITY_SIZE];
- GetParity(receivedAnswer, Demod.len, parity);
- LogTrace(receivedAnswer,Demod.len,rsamples,rsamples,parity,FALSE);
+ if (tracing) {
+ uint8_t parity[MAX_PARITY_SIZE];
+ GetParity(receivedAnswer, Demod.len, parity);
+ LogTrace(receivedAnswer,Demod.len,rsamples,rsamples,parity,FALSE);
}
if(samples == 0) return FALSE;
return Demod.len;
static uint8_t identify[] = { 0x0c };
static uint8_t select[] = { 0x81, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
static uint8_t readcheck_cc[]= { 0x88, 0x02 };
- uint8_t *resp = (((uint8_t *)BigBuf) + RECV_RESP_OFFSET);
+ uint8_t resp[ICLASS_BUFFER_SIZE];
uint8_t read_status = 0;
uint8_t card_data[24]={0};
uint8_t last_csn[8]={0};
-
+
int read_status= 0;
bool abort_after_read = arg0 & FLAG_ICLASS_READER_ONLY_ONCE;
bool get_cc = arg0 & FLAG_ICLASS_READER_GET_CC;
while(!BUTTON_PRESS())
{
- if(traceLen > TRACE_SIZE) {
+ if(traceLen > BigBuf_max_traceLen()) {
DbpString("Trace full");
break;
}
- WDT_HIT();
+ WDT_HIT();
read_status = handshakeIclassTag(card_data);
}
//If 'get_cc' was specified and we didn't get a CC, we'll just keep trying...
}
- LED_B_OFF();
+ LED_B_OFF();
}
cmd_send(CMD_ACK,0,0,0,card_data, 0);
LED_A_OFF();
int keyaccess;
} memory;
- uint8_t* resp = (((uint8_t *)BigBuf) + RECV_RESP_OFFSET);
-
+ uint8_t resp[ICLASS_BUFFER_SIZE];
+
setupIclassReader();
while(!BUTTON_PRESS()) {
WDT_HIT();
-
- if(traceLen > TRACE_SIZE) {
+
+ if(traceLen > BigBuf_max_traceLen()) {
DbpString("Trace full");
break;
}
uint8_t *resp;
int respLen;
- uint8_t *resp1 = (((uint8_t *)BigBuf) + 800);
+ uint8_t *resp1 = BigBuf_get_addr() + 800;
int resp1Len;
- uint8_t *receivedCmd = (uint8_t *)BigBuf;
+ uint8_t *receivedCmd = BigBuf_get_addr();
int len;
int i;
int gotFrame = FALSE;
//# define DMA_BUFFER_SIZE 8
- int8_t *dmaBuf;
+ uint8_t *dmaBuf;
int lastRxCounter;
- int8_t *upTo;
+ uint8_t *upTo;
int ci, cq;
int samples = 0;
// Clear out the state of the "UART" that receives from the tag.
+ uint8_t *BigBuf = BigBuf_get_addr();
memset(BigBuf, 0x00, 400);
- Demod.output = (uint8_t *)BigBuf;
+ Demod.output = BigBuf;
Demod.len = 0;
Demod.state = DEMOD_UNSYNCD;
// And the UART that receives from the reader
- Uart.output = (((uint8_t *)BigBuf) + 1024);
+ Uart.output = BigBuf + 1024;
Uart.byteCntMax = 100;
Uart.state = STATE_UNSYNCD;
// Setup for the DMA.
- dmaBuf = (int8_t *)(BigBuf + 32);
+ dmaBuf = BigBuf + 32;
upTo = dmaBuf;
lastRxCounter = DEMOD_DMA_BUFFER_SIZE;
- FpgaSetupSscDma((uint8_t *)dmaBuf, DEMOD_DMA_BUFFER_SIZE);
+ FpgaSetupSscDma(dmaBuf, DEMOD_DMA_BUFFER_SIZE);
// Signal field is ON with the appropriate LED:
if (weTx) LED_D_ON(); else LED_D_OFF();
int triggered = TRUE;
FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
+ BigBuf_free();
// The command (reader -> tag) that we're working on receiving.
- uint8_t *receivedCmd = (uint8_t *)(BigBuf) + DEMOD_TRACE_SIZE;
+ uint8_t *receivedCmd = BigBuf_malloc(READER_TAG_BUFFER_SIZE);
// The response (tag -> reader) that we're working on receiving.
- uint8_t *receivedResponse = (uint8_t *)(BigBuf) + DEMOD_TRACE_SIZE + READER_TAG_BUFFER_SIZE;
+ uint8_t *receivedResponse = BigBuf_malloc(TAG_READER_BUFFER_SIZE);
// As we receive stuff, we copy it from receivedCmd or receivedResponse
// into trace, along with its length and other annotations.
- uint8_t *trace = (uint8_t *)BigBuf;
- int traceLen = 0;
+ uint8_t *trace = BigBuf_get_addr();
+ traceLen = 0;
// The DMA buffer, used to stream samples from the FPGA.
- int8_t *dmaBuf = (int8_t *)(BigBuf) + DEMOD_TRACE_SIZE + READER_TAG_BUFFER_SIZE + TAG_READER_BUFFER_SIZE;
+ uint8_t *dmaBuf = BigBuf_malloc(DEMOD_DMA_BUFFER_SIZE);
int lastRxCounter;
- int8_t *upTo;
+ uint8_t *upTo;
int ci, cq;
int maxBehindBy = 0;
int samples = 0;
// Initialize the trace buffer
- memset(trace, 0x44, DEMOD_TRACE_SIZE);
+ memset(trace, 0x44, BigBuf_max_traceLen());
// Set up the demodulator for tag -> reader responses.
Demod.output = receivedResponse;
// Print some debug information about the buffer sizes
Dbprintf("Snooping buffers initialized:");
- Dbprintf(" Trace: %i bytes", DEMOD_TRACE_SIZE);
+ Dbprintf(" Trace: %i bytes", BigBuf_max_traceLen());
Dbprintf(" Reader -> tag: %i bytes", READER_TAG_BUFFER_SIZE);
Dbprintf(" tag -> Reader: %i bytes", TAG_READER_BUFFER_SIZE);
Dbprintf(" DMA: %i bytes", DEMOD_DMA_BUFFER_SIZE);
(DEMOD_DMA_BUFFER_SIZE-1);
if(behindBy > maxBehindBy) {
maxBehindBy = behindBy;
- if(behindBy > (DEMOD_DMA_BUFFER_SIZE-2)) { // TODO: understand whether we can increase/decrease as we want or not?
+ if(behindBy > (9*DEMOD_DMA_BUFFER_SIZE/10)) { // TODO: understand whether we can increase/decrease as we want or not?
Dbprintf("blew circular buffer! behindBy=0x%x", behindBy);
goto done;
}
trace[traceLen++] = Demod.len;
memcpy(trace+traceLen, receivedResponse, Demod.len);
traceLen += Demod.len;
- if(traceLen > DEMOD_TRACE_SIZE) {
+ if(traceLen > BigBuf_max_traceLen()) {
DbpString("Reached trace limit");
goto done;
}
LED_A_OFF();
LED_B_OFF();
LED_C_OFF();
- AT91C_BASE_PDC_SSC->PDC_PTCR = AT91C_PDC_RXTDIS;
+ AT91C_BASE_PDC_SSC->PDC_PTCR = AT91C_PDC_RXTDIS;
DbpString("Snoop statistics:");
- Dbprintf(" Max behind by: %i", maxBehindBy);
+ Dbprintf(" Max behind by: %i", maxBehindBy);
Dbprintf(" Uart State: %x", Uart.state);
Dbprintf(" Uart ByteCnt: %i", Uart.byteCnt);
Dbprintf(" Uart ByteCntMax: %i", Uart.byteCntMax);
// Routines to support ISO 14443 type A.
//-----------------------------------------------------------------------------
-#include "../include/proxmark3.h"
+#include "proxmark3.h"
#include "apps.h"
#include "util.h"
#include "string.h"
-#include "../common/cmd.h"
-#include "../common/iso14443crc.h"
+#include "cmd.h"
+
+#include "iso14443crc.h"
#include "iso14443a.h"
#include "crapto1.h"
#include "mifareutil.h"
static uint32_t iso14a_timeout;
-uint8_t *trace = (uint8_t *) BigBuf+TRACE_OFFSET;
int rsamples = 0;
-int traceLen = 0;
int tracing = TRUE;
uint8_t trigger = 0;
// the block number for the ISO14443-4 PCB
}
void iso14a_clear_trace() {
- memset(trace, 0x44, TRACE_SIZE);
+ uint8_t *trace = BigBuf_get_addr();
+ uint16_t max_traceLen = BigBuf_max_traceLen();
+ memset(trace, 0x44, max_traceLen);
traceLen = 0;
}
return OddByteParity[bt];
}
-void GetParity(const uint8_t * pbtCmd, uint16_t iLen, uint8_t *par)
+void GetParity(const uint8_t *pbtCmd, uint16_t iLen, uint8_t *par)
{
uint16_t paritybit_cnt = 0;
uint16_t paritybyte_cnt = 0;
// Generate the parity bits
parityBits |= ((OddByteParity[pbtCmd[i]]) << (7-paritybit_cnt));
if (paritybit_cnt == 7) {
- par[paritybyte_cnt] = parityBits; // save 8 Bits parity
- parityBits = 0; // and advance to next Parity Byte
+ par[paritybyte_cnt] = parityBits; // save 8 Bits parity
+ parityBits = 0; // and advance to next Parity Byte
paritybyte_cnt++;
paritybit_cnt = 0;
} else {
- paritybit_cnt++;
+ paritybit_cnt++;
}
}
-
+
// save remaining parity bits
par[paritybyte_cnt] = parityBits;
{
if (!tracing) return FALSE;
- uint16_t num_paritybytes = (iLen-1)/8 + 1; // number of valid paritybytes in *parity
+ uint8_t *trace = BigBuf_get_addr();
+ uint16_t num_paritybytes = (iLen-1)/8 + 1; // number of valid paritybytes in *parity
uint16_t duration = timestamp_end - timestamp_start;
// Return when trace is full
- if (traceLen + sizeof(iLen) + sizeof(timestamp_start) + sizeof(duration) + num_paritybytes + iLen >= TRACE_SIZE) {
+ uint16_t max_traceLen = BigBuf_max_traceLen();
+ if (traceLen + sizeof(iLen) + sizeof(timestamp_start) + sizeof(duration) + num_paritybytes + iLen >= max_traceLen) {
tracing = FALSE; // don't trace any more
return FALSE;
}
// 16 bits data length (little endian, Highest Bit used as readerToTag flag)
// y Bytes data
// x Bytes parity (one byte per 8 bytes data)
-
+
// timestamp (start)
trace[traceLen++] = ((timestamp_start >> 0) & 0xff);
trace[traceLen++] = ((timestamp_start >> 8) & 0xff);
// duration
trace[traceLen++] = ((duration >> 0) & 0xff);
trace[traceLen++] = ((duration >> 8) & 0xff);
-
+
// data length
trace[traceLen++] = ((iLen >> 0) & 0xff);
trace[traceLen++] = ((iLen >> 8) & 0xff);
-
+
// readerToTag flag
if (!readerToTag) {
trace[traceLen - 1] |= 0x80;
- }
+ }
// data bytes
if (btBytes != NULL && iLen != 0) {
memcpy(trace + traceLen, btBytes, iLen);
}
- traceLen += iLen;
-
+ traceLen += iLen;
+
// parity bytes
if (parity != NULL && iLen != 0) {
memcpy(trace + traceLen, parity, num_paritybytes);
}
traceLen += num_paritybytes;
-
+
return TRUE;
}
Uart.twoBits = (Uart.twoBits << 8) | bit;
- if (Uart.state == STATE_UNSYNCD) { // not yet synced
+ if (Uart.state == STATE_UNSYNCD) { // not yet synced
if (Uart.highCnt < 7) { // wait for a stable unmodulated signal
if (Uart.twoBits == 0xffff) {
} else {
Uart.highCnt = 0;
}
- } else {
+ } else {
Uart.syncBit = 0xFFFF; // not set
// look for 00xx1111 (the start bit)
if ((Uart.twoBits & 0x6780) == 0x0780) Uart.syncBit = 7;
Uart.parityBits |= ((Uart.shiftReg >> 8) & 0x01); // store parity bit
Uart.bitCount = 0;
Uart.shiftReg = 0;
- if((Uart.len & 0x0007) == 0) { // every 8 data bytes
- Uart.parity[Uart.parityLen++] = Uart.parityBits; // store 8 parity bits
- Uart.parityBits = 0;
+ if((Uart.len&0x0007) == 0) { // every 8 data bytes
+ Uart.parity[Uart.parityLen++] = Uart.parityBits; // store 8 parity bits
+ Uart.parityBits = 0;
}
}
}
Uart.parityBits |= ((Uart.shiftReg >> 8) & 0x01); // store parity bit
Uart.bitCount = 0;
Uart.shiftReg = 0;
- if ((Uart.len & 0x0007) == 0) { // every 8 data bytes
- Uart.parity[Uart.parityLen++] = Uart.parityBits; // store 8 parity bits
+ if ((Uart.len&0x0007) == 0) { // every 8 data bytes
+ Uart.parity[Uart.parityLen++] = Uart.parityBits; // store 8 parity bits
Uart.parityBits = 0;
}
}
} else { // no modulation in both halves - Sequence Y
if (Uart.state == STATE_MILLER_Z || Uart.state == STATE_MILLER_Y) { // Y after logic "0" - End of Communication
Uart.state = STATE_UNSYNCD;
- Uart.bitCount--; // last "0" was part of EOC sequence
- Uart.shiftReg <<= 1; // drop it
- if(Uart.bitCount > 0) { // if we decoded some bits
- Uart.shiftReg >>= (9 - Uart.bitCount); // right align them
- Uart.output[Uart.len++] = (Uart.shiftReg & 0xff); // add last byte to the output
- Uart.parityBits <<= 1; // add a (void) parity bit
- Uart.parityBits <<= (8 - (Uart.len & 0x0007)); // left align parity bits
- Uart.parity[Uart.parityLen++] = Uart.parityBits; // and store it
- return TRUE;
- } else if (Uart.len & 0x0007) { // there are some parity bits to store
- Uart.parityBits <<= (8 - (Uart.len & 0x0007)); // left align remaining parity bits
- Uart.parity[Uart.parityLen++] = Uart.parityBits; // and store them
+ Uart.bitCount--; // last "0" was part of EOC sequence
+ Uart.shiftReg <<= 1; // drop it
+ if(Uart.bitCount > 0) { // if we decoded some bits
+ Uart.shiftReg >>= (9 - Uart.bitCount); // right align them
+ Uart.output[Uart.len++] = (Uart.shiftReg & 0xff); // add last byte to the output
+ Uart.parityBits <<= 1; // add a (void) parity bit
+ Uart.parityBits <<= (8 - (Uart.len&0x0007)); // left align parity bits
+ Uart.parity[Uart.parityLen++] = Uart.parityBits; // and store it
+ return TRUE;
+ } else if (Uart.len & 0x0007) { // there are some parity bits to store
+ Uart.parityBits <<= (8 - (Uart.len&0x0007)); // left align remaining parity bits
+ Uart.parity[Uart.parityLen++] = Uart.parityBits; // and store them
}
- if ( Uart.len) {
- return TRUE; // we are finished with decoding the raw data sequence
+ if (Uart.len) {
+ return TRUE; // we are finished with decoding the raw data sequence
} else {
UartReset(); // Nothing receiver - start over
- }
+ }
}
if (Uart.state == STATE_START_OF_COMMUNICATION) { // error - must not follow directly after SOC
UartReset();
Uart.parityBits |= ((Uart.shiftReg >> 8) & 0x01); // store parity bit
Uart.bitCount = 0;
Uart.shiftReg = 0;
- if ((Uart.len & 0x0007) == 0) { // every 8 data bytes
- Uart.parity[Uart.parityLen++] = Uart.parityBits; // store 8 parity bits
+ if ((Uart.len&0x0007) == 0) { // every 8 data bytes
+ Uart.parity[Uart.parityLen++] = Uart.parityBits; // store 8 parity bits
Uart.parityBits = 0;
}
}
}
}
- }
+ }
return FALSE; // not finished yet, need more data
}
Demod.parityBits |= ((Demod.shiftReg >> 8) & 0x01); // store parity bit
Demod.bitCount = 0;
Demod.shiftReg = 0;
- if((Demod.len & 0x0007) == 0) { // every 8 data bytes
- Demod.parity[Demod.parityLen++] = Demod.parityBits; // store 8 parity bits
+ if((Demod.len&0x0007) == 0) { // every 8 data bytes
+ Demod.parity[Demod.parityLen++] = Demod.parityBits; // store 8 parity bits
Demod.parityBits = 0;
}
}
Demod.parityBits |= ((Demod.shiftReg >> 8) & 0x01); // store parity bit
Demod.bitCount = 0;
Demod.shiftReg = 0;
- if ((Demod.len & 0x0007) == 0) { // every 8 data bytes
- Demod.parity[Demod.parityLen++] = Demod.parityBits; // store 8 parity bits1
+ if ((Demod.len&0x0007) == 0) { // every 8 data bytes
+ Demod.parity[Demod.parityLen++] = Demod.parityBits; // store 8 parity bits1
Demod.parityBits = 0;
}
}
Demod.endTime = Demod.startTime + 8*(9*Demod.len + Demod.bitCount + 1);
} else { // no modulation in both halves - End of communication
- if(Demod.bitCount > 0) { // there are some remaining data bits
- Demod.shiftReg >>= (9 - Demod.bitCount); // right align the decoded bits
- Demod.output[Demod.len++] = Demod.shiftReg & 0xff; // and add them to the output
- Demod.parityBits <<= 1; // add a (void) parity bit
- Demod.parityBits <<= (8 - (Demod.len & 0x0007)); // left align remaining parity bits
- Demod.parity[Demod.parityLen++] = Demod.parityBits; // and store them
- return TRUE;
- } else if (Demod.len & 0x0007) { // there are some parity bits to store
- Demod.parityBits <<= (8 - (Demod.len & 0x0007)); // left align remaining parity bits
- Demod.parity[Demod.parityLen++] = Demod.parityBits; // and store them
- }
- if (Demod.len) {
- return TRUE; // we are finished with decoding the raw data sequence
+ if(Demod.bitCount > 0) { // there are some remaining data bits
+ Demod.shiftReg >>= (9 - Demod.bitCount); // right align the decoded bits
+ Demod.output[Demod.len++] = Demod.shiftReg & 0xff; // and add them to the output
+ Demod.parityBits <<= 1; // add a (void) parity bit
+ Demod.parityBits <<= (8 - (Demod.len&0x0007)); // left align remaining parity bits
+ Demod.parity[Demod.parityLen++] = Demod.parityBits; // and store them
+ return TRUE;
+ } else if (Demod.len & 0x0007) { // there are some parity bits to store
+ Demod.parityBits <<= (8 - (Demod.len&0x0007)); // left align remaining parity bits
+ Demod.parity[Demod.parityLen++] = Demod.parityBits; // and store them
+ }
+ if (Demod.len) {
+ return TRUE; // we are finished with decoding the raw data sequence
} else { // nothing received. Start over
DemodReset();
}
// bit 1 - trigger from first reader 7-bit request
LEDsoff();
- // init trace buffer
- iso14a_clear_trace();
- iso14a_set_tracing(TRUE);
// We won't start recording the frames that we acquire until we trigger;
// a good trigger condition to get started is probably when we see a
// triggered == FALSE -- to wait first for card
bool triggered = !(param & 0x03);
+ // Allocate memory from BigBuf for some buffers
+ // free all previous allocations first
+ BigBuf_free();
+
// The command (reader -> tag) that we're receiving.
- // The length of a received command will in most cases be no more than 18 bytes.
- // So 32 should be enough!
- uint8_t *receivedCmd = ((uint8_t *)BigBuf) + RECV_CMD_OFFSET;
- uint8_t *receivedCmdPar = ((uint8_t *)BigBuf) + RECV_CMD_PAR_OFFSET;
+ uint8_t *receivedCmd = BigBuf_malloc(MAX_FRAME_SIZE);
+ uint8_t *receivedCmdPar = BigBuf_malloc(MAX_PARITY_SIZE);
// The response (tag -> reader) that we're receiving.
- uint8_t *receivedResponse = ((uint8_t *)BigBuf) + RECV_RESP_OFFSET;
- uint8_t *receivedResponsePar = ((uint8_t *)BigBuf) + RECV_RESP_PAR_OFFSET;
-
- // As we receive stuff, we copy it from receivedCmd or receivedResponse
- // into trace, along with its length and other annotations.
- //uint8_t *trace = (uint8_t *)BigBuf;
+ uint8_t *receivedResponse = BigBuf_malloc(MAX_FRAME_SIZE);
+ uint8_t *receivedResponsePar = BigBuf_malloc(MAX_PARITY_SIZE);
// The DMA buffer, used to stream samples from the FPGA
- uint8_t *dmaBuf = ((uint8_t *)BigBuf) + DMA_BUFFER_OFFSET;
+ uint8_t *dmaBuf = BigBuf_malloc(DMA_BUFFER_SIZE);
+
+ // init trace buffer
+ iso14a_clear_trace();
+ iso14a_set_tracing(TRUE);
+
uint8_t *data = dmaBuf;
uint8_t previous_data = 0;
int maxDataLen = 0;
// Set up the demodulator for tag -> reader responses.
DemodInit(receivedResponse, receivedResponsePar);
-
+
// Set up the demodulator for the reader -> tag commands
UartInit(receivedCmd, receivedCmdPar);
-
+
// Setup and start DMA.
FpgaSetupSscDma((uint8_t *)dmaBuf, DMA_BUFFER_SIZE);
// test for length of buffer
if(dataLen > maxDataLen) {
maxDataLen = dataLen;
- if(dataLen > 400) {
+ if(dataLen > (9 * DMA_BUFFER_SIZE / 10)) {
Dbprintf("blew circular buffer! dataLen=%d", dataLen);
break;
}
if ((!triggered) && (param & 0x02) && (Uart.len == 1) && (Uart.bitCount == 7)) triggered = TRUE;
if(triggered) {
- if (!LogTrace(receivedCmd,
- Uart.len,
- Uart.startTime*16 - DELAY_READER_AIR2ARM_AS_SNIFFER,
- Uart.endTime*16 - DELAY_READER_AIR2ARM_AS_SNIFFER,
- Uart.parity,
- TRUE)) break;
+ if (!LogTrace(receivedCmd,
+ Uart.len,
+ Uart.startTime*16 - DELAY_READER_AIR2ARM_AS_SNIFFER,
+ Uart.endTime*16 - DELAY_READER_AIR2ARM_AS_SNIFFER,
+ Uart.parity,
+ TRUE)) break;
}
/* And ready to receive another command. */
UartReset();
if(ManchesterDecoding(tagdata, 0, (rsamples-1)*4)) {
LED_B_ON();
- if (!LogTrace(receivedResponse,
- Demod.len,
- Demod.startTime*16 - DELAY_TAG_AIR2ARM_AS_SNIFFER,
- Demod.endTime*16 - DELAY_TAG_AIR2ARM_AS_SNIFFER,
- Demod.parity,
- FALSE)) break;
+ if (!LogTrace(receivedResponse,
+ Demod.len,
+ Demod.startTime*16 - DELAY_TAG_AIR2ARM_AS_SNIFFER,
+ Demod.endTime*16 - DELAY_TAG_AIR2ARM_AS_SNIFFER,
+ Demod.parity,
+ FALSE)) break;
if ((!triggered) && (param & 0x01)) triggered = TRUE;
//-----------------------------------------------------------------------------
// Prepare tag messages
//-----------------------------------------------------------------------------
-static void CodeIso14443aAsTagPar(const uint8_t *cmd, uint16_t len, uint8_t *parity)
+static void CodeIso14443aAsTagPar(const uint8_t *cmd, uint16_t len, uint8_t *parity)
{
ToSendReset();
ToSend[++ToSendMax] = SEC_D;
LastProxToAirDuration = 8 * ToSendMax - 4;
- for( uint16_t i = 0; i < len; i++) {
+ for(uint16_t i = 0; i < len; i++) {
uint8_t b = cmd[i];
// Data bits
bool EmLogTrace(uint8_t *reader_data, uint16_t reader_len, uint32_t reader_StartTime, uint32_t reader_EndTime, uint8_t *reader_Parity,
uint8_t *tag_data, uint16_t tag_len, uint32_t tag_StartTime, uint32_t tag_EndTime, uint8_t *tag_Parity);
-static uint8_t* free_buffer_pointer = (((uint8_t *)BigBuf) + FREE_BUFFER_OFFSET);
+static uint8_t* free_buffer_pointer;
typedef struct {
uint8_t* response;
uint32_t ProxToAirDuration;
} tag_response_info_t;
-void reset_free_buffer() {
- free_buffer_pointer = (((uint8_t *)BigBuf) + FREE_BUFFER_OFFSET);
-}
-
bool prepare_tag_modulation(tag_response_info_t* response_info, size_t max_buffer_size) {
// Example response, answer to MIFARE Classic read block will be 16 bytes + 2 CRC = 18 bytes
// This will need the following byte array for a modulation sequence
// ----------- +
// 166 bytes, since every bit that needs to be send costs us a byte
//
-
+
+
// Prepare the tag modulation bits from the message
CodeIso14443aAsTag(response_info->response,response_info->response_n);
return true;
}
+
+// "precompile" responses. There are 7 predefined responses with a total of 28 bytes data to transmit.
+// Coded responses need one byte per bit to transfer (data, parity, start, stop, correction)
+// 28 * 8 data bits, 28 * 1 parity bits, 7 start bits, 7 stop bits, 7 correction bits
+// -> need 273 bytes buffer
+#define ALLOCATED_TAG_MODULATION_BUFFER_SIZE 273
+
bool prepare_allocated_tag_modulation(tag_response_info_t* response_info) {
// Retrieve and store the current buffer index
response_info->modulation = free_buffer_pointer;
// Determine the maximum size we can use from our buffer
- size_t max_buffer_size = (((uint8_t *)BigBuf) + FREE_BUFFER_OFFSET + FREE_BUFFER_SIZE) - free_buffer_pointer;
+ size_t max_buffer_size = ALLOCATED_TAG_MODULATION_BUFFER_SIZE;
// Forward the prepare tag modulation function to the inner function
- if (prepare_tag_modulation(response_info,max_buffer_size)) {
+ if (prepare_tag_modulation(response_info, max_buffer_size)) {
// Update the free buffer offset
free_buffer_pointer += ToSendMax;
return true;
//-----------------------------------------------------------------------------
void SimulateIso14443aTag(int tagType, int uid_1st, int uid_2nd, byte_t* data)
{
- // Enable and clear the trace
- iso14a_clear_trace();
- iso14a_set_tracing(TRUE);
-
uint8_t sak;
// The first response contains the ATQA (note: bytes are transmitted in reverse order).
}
// The second response contains the (mandatory) first 24 bits of the UID
- uint8_t response2[5];
+ uint8_t response2[5] = {0x00};
// Check if the uid uses the (optional) part
- uint8_t response2a[5];
+ uint8_t response2a[5] = {0x00};
+
if (uid_2nd) {
response2[0] = 0x88;
num_to_bytes(uid_1st,3,response2+1);
response2[4] = response2[0] ^ response2[1] ^ response2[2] ^ response2[3];
// Prepare the mandatory SAK (for 4 and 7 byte UID)
- uint8_t response3[3];
+ uint8_t response3[3] = {0x00};
response3[0] = sak;
ComputeCrc14443(CRC_14443_A, response3, 1, &response3[1], &response3[2]);
// Prepare the optional second SAK (for 7 byte UID), drop the cascade bit
- uint8_t response3a[3];
+ uint8_t response3a[3] = {0x00};
response3a[0] = sak & 0xFB;
ComputeCrc14443(CRC_14443_A, response3a, 1, &response3a[1], &response3a[2]);
uint8_t response5[] = { 0x00, 0x00, 0x00, 0x00 }; // Very random tag nonce
- uint8_t response6[] = { 0x04, 0x58, 0x80, 0x02, 0x00, 0x00 }; // dummy ATS (pseudo-ATR), answer to RATS:
- // Format byte = 0x58: FSCI=0x08 (FSC=256), TA(1) and TC(1) present,
+ uint8_t response6[] = { 0x04, 0x58, 0x80, 0x02, 0x00, 0x00 }; // dummy ATS (pseudo-ATR), answer to RATS:
+ // Format byte = 0x58: FSCI=0x08 (FSC=256), TA(1) and TC(1) present,
// TA(1) = 0x80: different divisors not supported, DR = 1, DS = 1
// TB(1) = not present. Defaults: FWI = 4 (FWT = 256 * 16 * 2^4 * 1/fc = 4833us), SFGI = 0 (SFG = 256 * 16 * 2^0 * 1/fc = 302us)
// TC(1) = 0x02: CID supported, NAD not supported
.modulation_n = 0
};
- // Reset the offset pointer of the free buffer
- reset_free_buffer();
-
+ BigBuf_free_keep_EM();
+
+ // allocate buffers:
+ uint8_t *receivedCmd = BigBuf_malloc(MAX_FRAME_SIZE);
+ uint8_t *receivedCmdPar = BigBuf_malloc(MAX_PARITY_SIZE);
+ free_buffer_pointer = BigBuf_malloc(ALLOCATED_TAG_MODULATION_BUFFER_SIZE);
+
+ // clear trace
+ iso14a_clear_trace();
+ iso14a_set_tracing(TRUE);
+
// Prepare the responses of the anticollision phase
// there will be not enough time to do this at the moment the reader sends it REQA
for (size_t i=0; i<TAG_RESPONSE_COUNT; i++) {
// We need to listen to the high-frequency, peak-detected path.
iso14443a_setup(FPGA_HF_ISO14443A_TAGSIM_LISTEN);
- // buffers used on software Uart:
- uint8_t *receivedCmd = ((uint8_t *)BigBuf) + RECV_CMD_OFFSET;
- uint8_t *receivedCmdPar = ((uint8_t *)BigBuf) + RECV_CMD_PAR_OFFSET;
-
cmdsRecvd = 0;
tag_response_info_t* p_response;
if(!GetIso14443aCommandFromReader(receivedCmd, receivedCmdPar, &len)) {
DbpString("Button press");
- break;
+ break;
}
p_response = NULL;
Dbprintf("%x %x %x", happened, happened2, cmdsRecvd);
LED_A_OFF();
+ BigBuf_free_keep_EM();
}
}
}
- NextTransferTime = MAX(NextTransferTime, LastTimeProxToAirStart + REQUEST_GUARD_TIME);
+ NextTransferTime = MAX(NextTransferTime, LastTimeProxToAirStart + REQUEST_GUARD_TIME);
}
//-----------------------------------------------------------------------------
// Prepare reader command (in bits, support short frames) to send to FPGA
//-----------------------------------------------------------------------------
-void CodeIso14443aBitsAsReaderPar(const uint8_t * cmd, uint16_t bits, const uint8_t *parity)
+void CodeIso14443aBitsAsReaderPar(const uint8_t *cmd, uint16_t bits, const uint8_t *parity)
{
int i, j;
int last;
//-----------------------------------------------------------------------------
// Prepare reader command to send to FPGA
//-----------------------------------------------------------------------------
-void CodeIso14443aAsReaderPar(const uint8_t * cmd, uint16_t len, const uint8_t *parity)
+void CodeIso14443aAsReaderPar(const uint8_t *cmd, uint16_t len, const uint8_t *parity)
{
CodeIso14443aBitsAsReaderPar(cmd, len*8, parity);
}
GetParity(resp, respLen, par);
return EmSendCmdExPar(resp, respLen, correctionNeeded, par);
}
-
+
int EmSendCmd(uint8_t *resp, uint16_t respLen){
uint8_t par[MAX_PARITY_SIZE];
GetParity(resp, respLen, par);
uint8_t *tag_data, uint16_t tag_len, uint32_t tag_StartTime, uint32_t tag_EndTime, uint8_t *tag_Parity)
{
if (tracing) {
- // we cannot exactly measure the end and start of a received command from reader. However we know that the delay from
- // end of the received command to start of the tag's (simulated by us) answer is n*128+20 or n*128+84 resp.
- // with n >= 9. The start of the tags answer can be measured and therefore the end of the received command be calculated:
- uint16_t reader_modlen = reader_EndTime - reader_StartTime;
- uint16_t approx_fdt = tag_StartTime - reader_EndTime;
- uint16_t exact_fdt = (approx_fdt - 20 + 32)/64 * 64 + 20;
- reader_EndTime = tag_StartTime - exact_fdt;
- reader_StartTime = reader_EndTime - reader_modlen;
- if (!LogTrace(reader_data, reader_len, reader_StartTime, reader_EndTime, reader_Parity, TRUE)) {
- return FALSE;
+ // we cannot exactly measure the end and start of a received command from reader. However we know that the delay from
+ // end of the received command to start of the tag's (simulated by us) answer is n*128+20 or n*128+84 resp.
+ // with n >= 9. The start of the tags answer can be measured and therefore the end of the received command be calculated:
+ uint16_t reader_modlen = reader_EndTime - reader_StartTime;
+ uint16_t approx_fdt = tag_StartTime - reader_EndTime;
+ uint16_t exact_fdt = (approx_fdt - 20 + 32)/64 * 64 + 20;
+ reader_EndTime = tag_StartTime - exact_fdt;
+ reader_StartTime = reader_EndTime - reader_modlen;
+ if (!LogTrace(reader_data, reader_len, reader_StartTime, reader_EndTime, reader_Parity, TRUE)) {
+ return FALSE;
} else return(!LogTrace(tag_data, tag_len, tag_StartTime, tag_EndTime, tag_Parity, FALSE));
} else {
return TRUE;
// Now get the answer from the card
DemodInit(receivedResponse, receivedResponsePar);
-
+
// clear RXRDY:
uint8_t b = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
void ReaderTransmitBits(uint8_t* frame, uint16_t len, uint32_t *timing)
{
- // Generate parity and redirect
- uint8_t par[MAX_PARITY_SIZE];
- GetParity(frame, len/8, par);
- ReaderTransmitBitsPar(frame, len, par, timing);
+ // Generate parity and redirect
+ uint8_t par[MAX_PARITY_SIZE];
+ GetParity(frame, len/8, par);
+ ReaderTransmitBitsPar(frame, len, par, timing);
}
void ReaderTransmit(uint8_t* frame, uint16_t len, uint32_t *timing)
{
- // Generate parity and redirect
- uint8_t par[MAX_PARITY_SIZE];
- GetParity(frame, len, par);
- ReaderTransmitBitsPar(frame, len*8, par, timing);
+ // Generate parity and redirect
+ uint8_t par[MAX_PARITY_SIZE];
+ GetParity(frame, len, par);
+ ReaderTransmitBitsPar(frame, len*8, par, timing);
}
int ReaderReceiveOffset(uint8_t* receivedAnswer, uint16_t offset, uint8_t *parity)
{
- if (!GetIso14443aAnswerFromTag(receivedAnswer,parity,offset)) return FALSE;
+ if (!GetIso14443aAnswerFromTag(receivedAnswer, parity, offset)) return FALSE;
if (tracing) {
LogTrace(receivedAnswer, Demod.len, Demod.startTime*16 - DELAY_AIR2ARM_AS_READER, Demod.endTime*16 - DELAY_AIR2ARM_AS_READER, parity, FALSE);
}
/* performs iso14443a anticollision procedure
* fills the uid pointer unless NULL
* fills resp_data unless NULL */
-int iso14443a_select_card(byte_t* uid_ptr, iso14a_card_select_t* p_hi14a_card, uint32_t* cuid_ptr) {
-
- //uint8_t deselect[] = {0xc2}; //DESELECT
- //uint8_t halt[] = { 0x50, 0x00, 0x57, 0xCD }; // HALT
- uint8_t wupa[] = { 0x52 }; // WAKE-UP
- //uint8_t reqa[] = { 0x26 }; // REQUEST A
+int iso14443a_select_card(byte_t *uid_ptr, iso14a_card_select_t *p_hi14a_card, uint32_t *cuid_ptr) {
+ uint8_t wupa[] = { 0x52 }; // 0x26 - REQA 0x52 - WAKE-UP
uint8_t sel_all[] = { 0x93,0x20 };
uint8_t sel_uid[] = { 0x93,0x70,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
uint8_t rats[] = { 0xE0,0x80,0x00,0x00 }; // FSD=256, FSDI=8, CID=0
- uint8_t *resp = ((uint8_t *)BigBuf) + RECV_RESP_OFFSET;
- uint8_t *resp_par = ((uint8_t *)BigBuf) + RECV_RESP_PAR_OFFSET;
-
+ uint8_t resp[MAX_FRAME_SIZE]; // theoretically. A usual RATS will be much smaller
+ uint8_t resp_par[MAX_PARITY_SIZE];
byte_t uid_resp[4];
size_t uid_resp_len;
+
uint8_t sak = 0x04; // cascade uid
int cascade_level = 0;
- int len =0;
-
- // test for the SKYLANDERS TOY.
- // ReaderTransmit(deselect,sizeof(deselect), NULL);
- // len = ReaderReceive(resp, resp_par);
-
+ int len;
+
// Broadcast for a card, WUPA (0x52) will force response from all cards in the field
- ReaderTransmitBitsPar(wupa,7,0, NULL);
+ ReaderTransmitBitsPar(wupa,7,0, NULL);
// Receive the ATQA
if(!ReaderReceive(resp, resp_par)) return 0;
-
+
if(p_hi14a_card) {
memcpy(p_hi14a_card->atqa, resp, 2);
p_hi14a_card->uidlen = 0;
memset(uid_ptr,0,10);
}
- // OK we will select at least at cascade 1, lets see if first byte of UID was 0x88 in
- // which case we need to make a cascade 2 request and select - this is a long UID
- // While the UID is not complete, the 3nd bit (from the right) is set in the SAK.
- for(; sak & 0x04; cascade_level++) {
- // SELECT_* (L1: 0x93, L2: 0x95, L3: 0x97)
- sel_uid[0] = sel_all[0] = 0x93 + cascade_level * 2;
-
- // SELECT_ALL
- ReaderTransmit(sel_all,sizeof(sel_all), NULL);
- if (!ReaderReceive(resp, resp_par)) return 0;
-
- if (Demod.collisionPos) { // we had a collision and need to construct the UID bit by bit
- memset(uid_resp, 0, 4);
- uint16_t uid_resp_bits = 0;
- uint16_t collision_answer_offset = 0;
- // anti-collision-loop:
- while (Demod.collisionPos) {
- Dbprintf("Multiple tags detected. Collision after Bit %d", Demod.collisionPos);
- for (uint16_t i = collision_answer_offset; i < Demod.collisionPos; i++, uid_resp_bits++) { // add valid UID bits before collision point
- uint16_t UIDbit = (resp[i/8] >> (i % 8)) & 0x01;
- uid_resp[uid_resp_bits & 0xf8] |= UIDbit << (uid_resp_bits % 8);
+ // OK we will select at least at cascade 1, lets see if first byte of UID was 0x88 in
+ // which case we need to make a cascade 2 request and select - this is a long UID
+ // While the UID is not complete, the 3nd bit (from the right) is set in the SAK.
+ for(; sak & 0x04; cascade_level++) {
+ // SELECT_* (L1: 0x93, L2: 0x95, L3: 0x97)
+ sel_uid[0] = sel_all[0] = 0x93 + cascade_level * 2;
+
+ // SELECT_ALL
+ ReaderTransmit(sel_all, sizeof(sel_all), NULL);
+ if (!ReaderReceive(resp, resp_par)) return 0;
+
+ if (Demod.collisionPos) { // we had a collision and need to construct the UID bit by bit
+ memset(uid_resp, 0, 4);
+ uint16_t uid_resp_bits = 0;
+ uint16_t collision_answer_offset = 0;
+ // anti-collision-loop:
+ while (Demod.collisionPos) {
+ Dbprintf("Multiple tags detected. Collision after Bit %d", Demod.collisionPos);
+ for (uint16_t i = collision_answer_offset; i < Demod.collisionPos; i++, uid_resp_bits++) { // add valid UID bits before collision point
+ uint16_t UIDbit = (resp[i/8] >> (i % 8)) & 0x01;
+ uid_resp[uid_resp_bits / 8] |= UIDbit << (uid_resp_bits % 8);
+ }
+ uid_resp[uid_resp_bits/8] |= 1 << (uid_resp_bits % 8); // next time select the card(s) with a 1 in the collision position
+ uid_resp_bits++;
+ // construct anticollosion command:
+ sel_uid[1] = ((2 + uid_resp_bits/8) << 4) | (uid_resp_bits & 0x07); // length of data in bytes and bits
+ for (uint16_t i = 0; i <= uid_resp_bits/8; i++) {
+ sel_uid[2+i] = uid_resp[i];
+ }
+ collision_answer_offset = uid_resp_bits%8;
+ ReaderTransmitBits(sel_uid, 16 + uid_resp_bits, NULL);
+ if (!ReaderReceiveOffset(resp, collision_answer_offset, resp_par)) return 0;
}
- uid_resp[uid_resp_bits/8] |= 1 << (uid_resp_bits % 8); // next time select the card(s) with a 1 in the collision position
- uid_resp_bits++;
- // construct anticollosion command:
- sel_uid[1] = ((2 + uid_resp_bits/8) << 4) | (uid_resp_bits & 0x07); // length of data in bytes and bits
- for (uint16_t i = 0; i <= uid_resp_bits/8; i++) {
- sel_uid[2+i] = uid_resp[i];
+ // finally, add the last bits and BCC of the UID
+ for (uint16_t i = collision_answer_offset; i < (Demod.len-1)*8; i++, uid_resp_bits++) {
+ uint16_t UIDbit = (resp[i/8] >> (i%8)) & 0x01;
+ uid_resp[uid_resp_bits/8] |= UIDbit << (uid_resp_bits % 8);
}
- collision_answer_offset = uid_resp_bits%8;
- ReaderTransmitBits(sel_uid, 16 + uid_resp_bits, NULL);
- if (!ReaderReceiveOffset(resp, collision_answer_offset,resp_par)) return 0;
- }
- // finally, add the last bits and BCC of the UID
- for (uint16_t i = collision_answer_offset; i < (Demod.len-1)*8; i++, uid_resp_bits++) {
- uint16_t UIDbit = (resp[i/8] >> (i%8)) & 0x01;
- uid_resp[uid_resp_bits/8] |= UIDbit << (uid_resp_bits % 8);
- }
- } else { // no collision, use the response to SELECT_ALL as current uid
- memcpy(uid_resp,resp,4);
- }
- uid_resp_len = 4;
+ } else { // no collision, use the response to SELECT_ALL as current uid
+ memcpy(uid_resp, resp, 4);
+ }
+ uid_resp_len = 4;
- // calculate crypto UID. Always use last 4 Bytes.
- if(cuid_ptr) {
- *cuid_ptr = bytes_to_num(uid_resp, 4);
- }
+ // calculate crypto UID. Always use last 4 Bytes.
+ if(cuid_ptr) {
+ *cuid_ptr = bytes_to_num(uid_resp, 4);
+ }
- // Construct SELECT UID command
- sel_uid[1] = 0x70; // transmitting a full UID (1 Byte cmd, 1 Byte NVB, 4 Byte UID, 1 Byte BCC, 2 Bytes CRC)
- memcpy(sel_uid+2,uid_resp,4); // the UID
- sel_uid[6] = sel_uid[2] ^ sel_uid[3] ^ sel_uid[4] ^ sel_uid[5]; // calculate and add BCC
- AppendCrc14443a(sel_uid,7); // calculate and add CRC
- ReaderTransmit(sel_uid,sizeof(sel_uid), NULL);
+ // Construct SELECT UID command
+ sel_uid[1] = 0x70; // transmitting a full UID (1 Byte cmd, 1 Byte NVB, 4 Byte UID, 1 Byte BCC, 2 Bytes CRC)
+ memcpy(sel_uid+2, uid_resp, 4); // the UID
+ sel_uid[6] = sel_uid[2] ^ sel_uid[3] ^ sel_uid[4] ^ sel_uid[5]; // calculate and add BCC
+ AppendCrc14443a(sel_uid, 7); // calculate and add CRC
+ ReaderTransmit(sel_uid, sizeof(sel_uid), NULL);
- // Receive the SAK
+ // Receive the SAK
if (!ReaderReceive(resp, resp_par)) return 0;
- sak = resp[0];
-
+ sak = resp[0];
+
// Test if more parts of the uid are coming
- if ((sak & 0x04) /* && uid_resp[0] == 0x88 */) {
- // Remove first byte, 0x88 is not an UID byte, it CT, see page 3 of:
- // http://www.nxp.com/documents/application_note/AN10927.pdf
- uid_resp[0] = uid_resp[1];
- uid_resp[1] = uid_resp[2];
- uid_resp[2] = uid_resp[3];
-
- uid_resp_len = 3;
- }
+ if ((sak & 0x04) /* && uid_resp[0] == 0x88 */) {
+ // Remove first byte, 0x88 is not an UID byte, it CT, see page 3 of:
+ // http://www.nxp.com/documents/application_note/AN10927.pdf
+ uid_resp[0] = uid_resp[1];
+ uid_resp[1] = uid_resp[2];
+ uid_resp[2] = uid_resp[3];
+
+ uid_resp_len = 3;
+ }
- if(uid_ptr) {
- memcpy(uid_ptr + (cascade_level*3), uid_resp, uid_resp_len);
- }
+ if(uid_ptr) {
+ memcpy(uid_ptr + (cascade_level*3), uid_resp, uid_resp_len);
+ }
- if(p_hi14a_card) {
- memcpy(p_hi14a_card->uid + (cascade_level*3), uid_resp, uid_resp_len);
- p_hi14a_card->uidlen += uid_resp_len;
- }
- }
+ if(p_hi14a_card) {
+ memcpy(p_hi14a_card->uid + (cascade_level*3), uid_resp, uid_resp_len);
+ p_hi14a_card->uidlen += uid_resp_len;
+ }
+ }
- if(p_hi14a_card) {
- p_hi14a_card->sak = sak;
- p_hi14a_card->ats_len = 0;
- }
+ if(p_hi14a_card) {
+ p_hi14a_card->sak = sak;
+ p_hi14a_card->ats_len = 0;
+ }
// non iso14443a compliant tag
if( (sak & 0x20) == 0) return 2;
-
+
// Request for answer to select
AppendCrc14443a(rats, 2);
ReaderTransmit(rats, sizeof(rats), NULL);
-
+
if (!(len = ReaderReceive(resp, resp_par))) return 0;
// reset the PCB block number
iso14_pcb_blocknum = 0;
- return 1;
+ return 1;
}
void iso14443a_setup(uint8_t fpga_minor_mode) {
SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
// Signal field is on with the appropriate LED
- if (fpga_minor_mode == FPGA_HF_ISO14443A_READER_MOD || fpga_minor_mode == FPGA_HF_ISO14443A_READER_LISTEN) {
+ if (fpga_minor_mode == FPGA_HF_ISO14443A_READER_MOD
+ || fpga_minor_mode == FPGA_HF_ISO14443A_READER_LISTEN) {
LED_D_ON();
} else {
LED_D_OFF();
DemodReset();
UartReset();
NextTransferTime = 2*DELAY_ARM2AIR_AS_READER;
- iso14a_set_timeout(1050); // 10ms default 10*105 =
+ iso14a_set_timeout(1050); // 10ms default
}
int iso14_apdu(uint8_t *cmd, uint16_t cmd_len, void *data) {
ReaderTransmit(real_cmd, cmd_len+4, NULL);
size_t len = ReaderReceive(data, parity);
- uint8_t * data_bytes = (uint8_t *) data;
+ uint8_t *data_bytes = (uint8_t *) data;
if (!len)
return 0; //DATA LINK ERROR
// if we received an I- or R(ACK)-Block with a block number equal to the
len += 2;
if (lenbits) lenbits += 16;
}
- if(lenbits>0) {
- GetParity(cmd, lenbits/8, par);
+ if(lenbits>0) {
+ GetParity(cmd, lenbits/8, par);
ReaderTransmitBitsPar(cmd, lenbits, par, NULL);
} else {
ReaderTransmit(cmd,len, NULL);
uint8_t mf_nr_ar[] = { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 };
static uint8_t mf_nr_ar3;
- uint8_t* receivedAnswer = (((uint8_t *)BigBuf) + RECV_RESP_OFFSET);
- uint8_t* receivedAnswerPar = (((uint8_t *)BigBuf) + RECV_RESP_PAR_OFFSET);
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];
+ // free eventually allocated BigBuf memory. We want all for tracing.
+ BigBuf_free();
+
iso14a_clear_trace();
iso14a_set_tracing(TRUE);
led_on = !led_on;
if(led_on) LED_B_ON(); else LED_B_OFF();
- par_list[nt_diff] = SwapBits(par[0], 8);
+ par_list[nt_diff] = SwapBits(par[0], 8);
ks_list[nt_diff] = receivedAnswer[0] ^ 0x05;
// Test if the information is complete
struct Crypto1State *pcs;
pcs = &mpcs;
uint32_t numReads = 0;//Counts numer of times reader read a block
- uint8_t* receivedCmd = get_bigbufptr_recvcmdbuf();
- uint8_t* receivedCmd_par = receivedCmd + MAX_FRAME_SIZE;
- uint8_t* response = get_bigbufptr_recvrespbuf();
- uint8_t* response_par = response + MAX_FRAME_SIZE;
+ uint8_t receivedCmd[MAX_MIFARE_FRAME_SIZE];
+ uint8_t receivedCmd_par[MAX_MIFARE_PARITY_SIZE];
+ uint8_t response[MAX_MIFARE_FRAME_SIZE];
+ uint8_t response_par[MAX_MIFARE_PARITY_SIZE];
uint8_t rATQA[] = {0x04, 0x00}; // Mifare classic 1k 4BUID
uint8_t rUIDBCC1[] = {0xde, 0xad, 0xbe, 0xaf, 0x62};
uint32_t ar_nr_responses[] = {0,0,0,0,0,0,0,0};
uint8_t ar_nr_collected = 0;
+ // free eventually allocated BigBuf memory but keep Emulator Memory
+ BigBuf_free_keep_EM();
// clear trace
iso14a_clear_trace();
iso14a_set_tracing(TRUE);
// The command (reader -> tag) that we're receiving.
// The length of a received command will in most cases be no more than 18 bytes.
// So 32 should be enough!
- uint8_t *receivedCmd = (((uint8_t *)BigBuf) + RECV_CMD_OFFSET);
- uint8_t *receivedCmdPar = ((uint8_t *)BigBuf) + RECV_CMD_PAR_OFFSET;
+ uint8_t receivedCmd[MAX_MIFARE_FRAME_SIZE];
+ uint8_t receivedCmdPar[MAX_MIFARE_PARITY_SIZE];
// The response (tag -> reader) that we're receiving.
- uint8_t *receivedResponse = (((uint8_t *)BigBuf) + RECV_RESP_OFFSET);
- uint8_t *receivedResponsePar = ((uint8_t *)BigBuf) + RECV_RESP_PAR_OFFSET;
-
+ uint8_t receivedResponse[MAX_MIFARE_FRAME_SIZE];
+ uint8_t receivedResponsePar[MAX_MIFARE_PARITY_SIZE];
+
// As we receive stuff, we copy it from receivedCmd or receivedResponse
// into trace, along with its length and other annotations.
//uint8_t *trace = (uint8_t *)BigBuf;
- // The DMA buffer, used to stream samples from the FPGA
- uint8_t *dmaBuf = ((uint8_t *)BigBuf) + DMA_BUFFER_OFFSET;
+ // free eventually allocated BigBuf memory
+ BigBuf_free();
+ // allocate the DMA buffer, used to stream samples from the FPGA
+ uint8_t *dmaBuf = BigBuf_malloc(DMA_BUFFER_SIZE);
uint8_t *data = dmaBuf;
uint8_t previous_data = 0;
int maxDataLen = 0;
// test for length of buffer
if(dataLen > maxDataLen) { // we are more behind than ever...
maxDataLen = dataLen;
- if(dataLen > 400) {
+ if(dataLen > (9 * DMA_BUFFER_SIZE / 10)) {
Dbprintf("blew circular buffer! dataLen=0x%x", dataLen);
break;
}
uint16_t bitCount;
uint16_t collisionPos;
uint16_t syncBit;
- uint8_t parityBits;
- uint8_t parityLen;
+ uint8_t parityBits;
+ uint8_t parityLen;
uint16_t shiftReg;
uint16_t samples;
uint16_t len;
uint16_t byteCntMax;
uint16_t posCnt;
uint16_t syncBit;
- uint8_t parityBits;
- uint8_t parityLen;
+ uint8_t parityBits;
+ uint8_t parityLen;
uint16_t highCnt;
uint16_t twoBits;
uint32_t startTime, endTime;
// *) document all the functions
-#include "../include/proxmark3.h"
+#include "proxmark3.h"
#include "util.h"
#include "apps.h"
#include "string.h"
-#include "../common/iso15693tools.h"
-#include "../common/cmd.h"
-
+#include "iso15693tools.h"
+#include "cmd.h"
#define arraylen(x) (sizeof(x)/sizeof((x)[0]))
static int GetIso15693AnswerFromTag(uint8_t *receivedResponse, int maxLen, int *samples, int *elapsed)
{
int c = 0;
- uint8_t *dest = (uint8_t *)BigBuf;
+ uint8_t *dest = BigBuf_get_addr();
int getNext = 0;
int8_t prev = 0;
static int GetIso15693AnswerFromSniff(uint8_t *receivedResponse, int maxLen, int *samples, int *elapsed)
{
int c = 0;
- uint8_t *dest = (uint8_t *)BigBuf;
+ uint8_t *dest = BigBuf_get_addr();
int getNext = 0;
int8_t prev = 0;
- // NOW READ RESPONSE
+// NOW READ RESPONSE
FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR);
//spindelay(60); // greg - experiment to get rid of some of the 0 byte/failed reads
c = 0;
// tone that the tag AM-modulates, so every other sample is I,
// every other is Q. We just want power, so abs(I) + abs(Q) is
// close to what we want.
- if (getNext) {
+ if(getNext) {
int8_t r;
if(b < 0) {
//-----------------------------------------------------------------------------
void AcquireRawAdcSamplesIso15693(void)
{
- uint8_t *dest = (uint8_t *)BigBuf;
+ uint8_t *dest = BigBuf_get_addr();
int c = 0;
int getNext = 0;
void RecordRawAdcSamplesIso15693(void)
{
- uint8_t *dest = (uint8_t *)BigBuf;
+ uint8_t *dest = BigBuf_get_addr();
int c = 0;
int getNext = 0;
FpgaSetupSsc();
// Start from off (no field generated)
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
- SpinDelay(200);
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ SpinDelay(200);
SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
LED_D_OFF();
int answerLen=0;
- uint8_t *answer = (((uint8_t *)BigBuf) + 3660);
- if (recv!=NULL) memset(BigBuf + 3660, 0, 100);
+ uint8_t *answer = BigBuf_get_addr() + 3660;
+ if (recv != NULL) memset(answer, 0, 100);
if (init) Iso15693InitReader();
// Simulate an ISO15693 reader, perform anti-collision and then attempt to read a sector
// all demodulation performed in arm rather than host. - greg
//-----------------------------------------------------------------------------
-void ReaderIso15693(uint32_t parameter )
+void ReaderIso15693(uint32_t parameter)
{
LED_A_ON();
LED_B_ON();
LED_C_OFF();
LED_D_OFF();
- uint8_t *answer1 = (((uint8_t *)BigBuf) + 3660); //
- uint8_t *answer2 = (((uint8_t *)BigBuf) + 3760);
- uint8_t *answer3 = (((uint8_t *)BigBuf) + 3860);
+ uint8_t *answer1 = BigBuf_get_addr() + 3660;
+ uint8_t *answer2 = BigBuf_get_addr() + 3760;
+ uint8_t *answer3 = BigBuf_get_addr() + 3860;
int answerLen1 = 0;
int answerLen2 = 0;
int elapsed = 0;
uint8_t TagUID[8] = {0x00};
-
+
// Blank arrays
- memset(BigBuf + 3660, 0x00, 300);
+ memset(answer1, 0x00, 300);
FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
FpgaSetupSsc();
// Start from off (no field generated)
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
- SpinDelay(200);
-
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ SpinDelay(200);
+
// Give the tags time to energize
FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR);
SpinDelay(200);
Dbhexdump(answerLen1,answer1,true);
// UID is reverse
- if (answerLen1 >= 12)
+ if (answerLen1>=12)
Dbprintf("UID = %02hX%02hX%02hX%02hX%02hX%02hX%02hX%02hX",
TagUID[7],TagUID[6],TagUID[5],TagUID[4],
TagUID[3],TagUID[2],TagUID[1],TagUID[0]);
DbdecodeIso15693Answer(answerLen3,answer3);
Dbhexdump(answerLen3,answer3,true);
- // read all pages
- if (answerLen1 >= 12 && DEBUG) {
+ // read all pages
+ if (answerLen1>=12 && DEBUG) {
i=0;
- while (i < 32) { // sanity check, assume max 32 pages
+ while (i<32) { // sanity check, assume max 32 pages
BuildReadBlockRequest(TagUID,i);
- TransmitTo15693Tag(ToSend,ToSendMax,&tsamples, &wait);
- answerLen2 = GetIso15693AnswerFromTag(answer2, 100, &samples, &elapsed);
- if (answerLen2 > 0) {
+ TransmitTo15693Tag(ToSend,ToSendMax,&tsamples, &wait);
+ answerLen2 = GetIso15693AnswerFromTag(answer2, 100, &samples, &elapsed);
+ if (answerLen2>0) {
Dbprintf("READ SINGLE BLOCK %d returned %d octets:",i,answerLen2);
DbdecodeIso15693Answer(answerLen2,answer2);
Dbhexdump(answerLen2,answer2,true);
LED_C_OFF();
LED_D_OFF();
- uint8_t *buf = (((uint8_t *)BigBuf) + 3660); //
+ uint8_t *buf = BigBuf_get_addr() + 3660;
int answerLen1 = 0;
int samples = 0;
int tsamples = 0;
int wait = 0;
int elapsed = 0;
-
+
memset(buf, 0x00, 100);
-
+
FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
FpgaSetupSsc();
// Start from off (no field generated)
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
- SpinDelay(200);
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ SpinDelay(200);
LED_A_OFF();
LED_B_OFF();
BuildInventoryResponse(uid);
- TransmitTo15693Reader(ToSend, ToSendMax, &tsamples, &wait);
+ TransmitTo15693Reader(ToSend,ToSendMax, &tsamples, &wait);
}
Dbprintf("%d octets read from reader command: %x %x %x %x %x %x %x %x %x", answerLen1,
void DirectTag15693Command(uint32_t datalen,uint32_t speed, uint32_t recv, uint8_t data[]) {
int recvlen=0;
- uint8_t *recvbuf=(uint8_t *)BigBuf;
+ uint8_t *recvbuf = BigBuf_get_addr();
// UsbCommand n;
if (DEBUG) {
}
/* Write Time Data into LOG */
+ uint8_t *BigBuf = BigBuf_get_addr();
if(count == 6) { i = -1; } else { i = legic_read_count; }
- ((uint8_t*)BigBuf)[OFFSET_LOG+128+i] = legic_prng_count();
- ((uint8_t*)BigBuf)[OFFSET_LOG+256+i*4] = (legic_prng_bc >> 0) & 0xff;
- ((uint8_t*)BigBuf)[OFFSET_LOG+256+i*4+1] = (legic_prng_bc >> 8) & 0xff;
- ((uint8_t*)BigBuf)[OFFSET_LOG+256+i*4+2] = (legic_prng_bc >>16) & 0xff;
- ((uint8_t*)BigBuf)[OFFSET_LOG+256+i*4+3] = (legic_prng_bc >>24) & 0xff;
- ((uint8_t*)BigBuf)[OFFSET_LOG+384+i] = count;
+ BigBuf[OFFSET_LOG+128+i] = legic_prng_count();
+ BigBuf[OFFSET_LOG+256+i*4] = (legic_prng_bc >> 0) & 0xff;
+ BigBuf[OFFSET_LOG+256+i*4+1] = (legic_prng_bc >> 8) & 0xff;
+ BigBuf[OFFSET_LOG+256+i*4+2] = (legic_prng_bc >>16) & 0xff;
+ BigBuf[OFFSET_LOG+256+i*4+3] = (legic_prng_bc >>24) & 0xff;
+ BigBuf[OFFSET_LOG+384+i] = count;
/* Generate KeyStream */
for(i=0; i<count; i++) {
LegicCommonInit();
+ uint8_t *BigBuf = BigBuf_get_addr();
memset(BigBuf, 0, 1024);
DbpString("setting up legic card");
LED_C_OFF();
return -1;
}
- ((uint8_t*)BigBuf)[byte_index] = r;
+ BigBuf[byte_index] = r;
WDT_HIT();
byte_index++;
if(byte_index & 0x10) LED_C_ON(); else LED_C_OFF();
void LegicRfWriter(int bytes, int offset) {
int byte_index=0, addr_sz=0;
-
+ uint8_t *BigBuf = BigBuf_get_addr();
+
LegicCommonInit();
DbpString("setting up legic card");
perform_setup_phase_rwd(SESSION_IV);
legic_prng_forward(2);
while(byte_index < bytes) {
- int r = legic_write_byte(((uint8_t*)BigBuf)[byte_index+offset], byte_index+offset, addr_sz);
+ int r = legic_write_byte(BigBuf[byte_index+offset], byte_index+offset, addr_sz);
if((r != 0) || BUTTON_PRESS()) {
Dbprintf("operation aborted @ 0x%03.3x", byte_index);
switch_off_tag_rwd();
/* Handle (whether to respond) a frame in tag mode */
static void frame_handle_tag(struct legic_frame const * const f)
{
+ uint8_t *BigBuf = BigBuf_get_addr();
+
/* First Part of Handshake (IV) */
if(f->bits == 7) {
if(f->data == SESSION_IV) {
if(legic_state == STATE_CON) {
int key = get_key_stream(-1, 11); //legic_phase_drift, 11);
int addr = f->data ^ key; addr = addr >> 1;
- int data = ((uint8_t*)BigBuf)[addr];
+ int data = BigBuf[addr];
int hash = LegicCRC(addr, data, 11) << 8;
- ((uint8_t*)BigBuf)[OFFSET_LOG+legic_read_count] = (uint8_t)addr;
+ BigBuf[OFFSET_LOG+legic_read_count] = (uint8_t)addr;
legic_read_count++;
//Dbprintf("Data:%03.3x, key:%03.3x, addr: %03.3x, read_c:%u", f->data, key, addr, read_c);
int i;
Dbprintf("IV: %03.3x", legic_prng_iv);
for(i = 0; i<legic_read_count; i++) {
- Dbprintf("Read Nb: %u, Addr: %u", i, ((uint8_t*)BigBuf)[OFFSET_LOG+i]);
+ Dbprintf("Read Nb: %u, Addr: %u", i, BigBuf[OFFSET_LOG+i]);
}
for(i = -1; i<legic_read_count; i++) {
uint32_t t;
- t = ((uint8_t*)BigBuf)[OFFSET_LOG+256+i*4];
- t |= ((uint8_t*)BigBuf)[OFFSET_LOG+256+i*4+1] << 8;
- t |= ((uint8_t*)BigBuf)[OFFSET_LOG+256+i*4+2] <<16;
- t |= ((uint8_t*)BigBuf)[OFFSET_LOG+256+i*4+3] <<24;
+ t = BigBuf[OFFSET_LOG+256+i*4];
+ t |= BigBuf[OFFSET_LOG+256+i*4+1] << 8;
+ t |= BigBuf[OFFSET_LOG+256+i*4+2] <<16;
+ t |= BigBuf[OFFSET_LOG+256+i*4+3] <<24;
Dbprintf("Cycles: %u, Frame Length: %u, Time: %u",
- ((uint8_t*)BigBuf)[OFFSET_LOG+128+i],
- ((uint8_t*)BigBuf)[OFFSET_LOG+384+i],
+ BigBuf[OFFSET_LOG+128+i],
+ BigBuf[OFFSET_LOG+384+i],
t);
}
}
// Also routines for raw mode reading/simulating of LF waveform
//-----------------------------------------------------------------------------
-#include "../include/proxmark3.h"
+#include "proxmark3.h"
#include "apps.h"
#include "util.h"
-#include "../common/crc16.h"
-#include "../common/lfdemod.h"
+#include "hitag2.h"
+#include "crc16.h"
#include "string.h"
-#include "crapto1.h"
-#include "mifareutil.h"
-#include "../include/hitag2.h"
+#include "lfdemod.h"
-// Sam7s has several timers, we will use the source TIMER_CLOCK1 (aka AT91C_TC_CLKS_TIMER_DIV1_CLOCK)
-// TIMER_CLOCK1 = MCK/2, MCK is running at 48 MHz, Timer is running at 48/2 = 24 MHz
-// Hitag units (T0) have duration of 8 microseconds (us), which is 1/125000 per second (carrier)
-// T0 = TIMER_CLOCK1 / 125000 = 192
-#define T0 192
-#define SHORT_COIL() LOW(GPIO_SSC_DOUT)
-#define OPEN_COIL() HIGH(GPIO_SSC_DOUT)
+/**
+* Does the sample acquisition. If threshold is specified, the actual sampling
+* is not commenced until the threshold has been reached.
+* @param trigger_threshold - the threshold
+* @param silent - is true, now outputs are made. If false, dbprints the status
+*/
+void DoAcquisition125k_internal(int trigger_threshold,bool silent)
+{
+ uint8_t *dest = BigBuf_get_addr();
+ int n = BigBuf_max_traceLen();
+ int i;
+
+ memset(dest, 0, n);
+ i = 0;
+ for(;;) {
+ if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) {
+ AT91C_BASE_SSC->SSC_THR = 0x43;
+ LED_D_ON();
+ }
+ if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
+ dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
+ LED_D_OFF();
+ if (trigger_threshold != -1 && dest[i] < trigger_threshold)
+ continue;
+ else
+ trigger_threshold = -1;
+ if (++i >= n) break;
+ }
+ }
+ if(!silent)
+ {
+ Dbprintf("buffer samples: %02x %02x %02x %02x %02x %02x %02x %02x ...",
+ dest[0], dest[1], dest[2], dest[3], dest[4], dest[5], dest[6], dest[7]);
-void LFSetupFPGAForADC(int divisor, bool lf_field)
+ }
+}
+/**
+* Perform sample aquisition.
+*/
+void DoAcquisition125k(int trigger_threshold)
{
- FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
- if ( (divisor == 1) || (divisor < 0) || (divisor > 255) )
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 88); //134.8Khz
- else if (divisor == 0)
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
- else
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor);
-
- FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | (lf_field ? FPGA_LF_ADC_READER_FIELD : 0));
-
- // Connect the A/D to the peak-detected low-frequency path.
- SetAdcMuxFor(GPIO_MUXSEL_LOPKD);
-
- // Give it a bit of time for the resonant antenna to settle.
- SpinDelay(150);
-
- // Now set up the SSC to get the ADC samples that are now streaming at us.
- FpgaSetupSsc();
+ DoAcquisition125k_internal(trigger_threshold, false);
}
+/**
+* Setup the FPGA to listen for samples. This method downloads the FPGA bitstream
+* if not already loaded, sets divisor and starts up the antenna.
+* @param divisor : 1, 88> 255 or negative ==> 134.8 KHz
+* 0 or 95 ==> 125 KHz
+*
+**/
+void LFSetupFPGAForADC(int divisor, bool lf_field)
+{
+ FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+ if ( (divisor == 1) || (divisor < 0) || (divisor > 255) )
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 88); //134.8Khz
+ else if (divisor == 0)
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
+ else
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor);
+
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | (lf_field ? FPGA_LF_ADC_READER_FIELD : 0));
+
+ // Connect the A/D to the peak-detected low-frequency path.
+ SetAdcMuxFor(GPIO_MUXSEL_LOPKD);
+ // Give it a bit of time for the resonant antenna to settle.
+ SpinDelay(50);
+ // Now set up the SSC to get the ADC samples that are now streaming at us.
+ FpgaSetupSsc();
+}
+/**
+* Initializes the FPGA, and acquires the samples.
+**/
void AcquireRawAdcSamples125k(int divisor)
{
- LFSetupFPGAForADC(divisor, true);
- DoAcquisition125k();
+ LFSetupFPGAForADC(divisor, true);
+ // Now call the acquisition routine
+ DoAcquisition125k_internal(-1,false);
}
+/**
+* Initializes the FPGA for snoop-mode, and acquires the samples.
+**/
void SnoopLFRawAdcSamples(int divisor, int trigger_threshold)
{
- LFSetupFPGAForADC(divisor, false);
- DoAcquisition125k_threshold(trigger_threshold);
+ LFSetupFPGAForADC(divisor, false);
+ DoAcquisition125k(trigger_threshold);
}
-// split into two routines so we can avoid timing issues after sending commands //
-void DoAcquisition125k_internal(int trigger_threshold, bool silent)
-{
- uint8_t *dest = (uint8_t *)BigBuf;
- uint16_t i = 0;
- memset(dest, 0x00, BIGBUF_SIZE);
-
- for(;;) {
- if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) {
- AT91C_BASE_SSC->SSC_THR = 0x43;
- LED_D_ON();
- }
- if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
- dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
- LED_D_OFF();
- if (trigger_threshold != -1 && dest[i] < trigger_threshold)
- continue;
- else
- trigger_threshold = -1;
- if (++i >= BIGBUF_SIZE) break;
- }
- }
- if (!silent){
- Dbprintf("buffer samples: %02x %02x %02x %02x %02x %02x %02x %02x ...",
- dest[0], dest[1], dest[2], dest[3], dest[4], dest[5], dest[6], dest[7]);
- }
-}
-void DoAcquisition125k_threshold(int trigger_threshold) {
- DoAcquisition125k_internal(trigger_threshold, true);
-}
-void DoAcquisition125k() {
- DoAcquisition125k_internal(-1, true);
-}
-
void ModThenAcquireRawAdcSamples125k(int delay_off, int period_0, int period_1, uint8_t *command)
{
- FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
-
- /* Make sure the tag is reset */
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
- SpinDelay(2500);
-
- int divisor = 95; // 125 KHz
- // see if 'h' was specified
- if (command[strlen((char *) command) - 1] == 'h')
- divisor = 88; // 134.8 KHz
-
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor);
- FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
- // Give it a bit of time for the resonant antenna to settle.
- SpinDelay(2000);
-
- // Now set up the SSC to get the ADC samples that are now streaming at us.
- FpgaSetupSsc();
-
- // now modulate the reader field
- while(*command != '\0' && *command != ' ') {
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
- LED_D_OFF();
- SpinDelayUs(delay_off);
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor);
-
- FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
- LED_D_ON();
- if(*(command++) == '0')
- SpinDelayUs(period_0);
- else
- SpinDelayUs(period_1);
- }
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
- LED_D_OFF();
- SpinDelayUs(delay_off);
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor);
- FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
-
- // now do the read
- DoAcquisition125k(-1);
+
+ /* Make sure the tag is reset */
+ FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ SpinDelay(2500);
+
+
+ int divisor_used = 95; // 125 KHz
+ // see if 'h' was specified
+
+ if (command[strlen((char *) command) - 1] == 'h')
+ divisor_used = 88; // 134.8 KHz
+
+
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor_used);
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
+ // Give it a bit of time for the resonant antenna to settle.
+ SpinDelay(50);
+
+ // And a little more time for the tag to fully power up
+ SpinDelay(2000);
+
+ // Now set up the SSC to get the ADC samples that are now streaming at us.
+ FpgaSetupSsc();
+
+ // now modulate the reader field
+ while(*command != '\0' && *command != ' ') {
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LED_D_OFF();
+ SpinDelayUs(delay_off);
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor_used);
+
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
+ LED_D_ON();
+ if(*(command++) == '0')
+ SpinDelayUs(period_0);
+ else
+ SpinDelayUs(period_1);
+ }
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LED_D_OFF();
+ SpinDelayUs(delay_off);
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor_used);
+
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
+
+ // now do the read
+ DoAcquisition125k(-1);
}
/* blank r/w tag data stream
*/
void ReadTItag(void)
{
- // some hardcoded initial params
- // when we read a TI tag we sample the zerocross line at 2Mhz
- // TI tags modulate a 1 as 16 cycles of 123.2Khz
- // TI tags modulate a 0 as 16 cycles of 134.2Khz
- #define FSAMPLE 2000000
- #define FREQLO 123200
- #define FREQHI 134200
-
- signed char *dest = (signed char *)BigBuf;
- int n = sizeof(BigBuf);
-
- // 128 bit shift register [shift3:shift2:shift1:shift0]
- uint32_t shift3 = 0, shift2 = 0, shift1 = 0, shift0 = 0;
-
- int i, cycles=0, samples=0;
- // how many sample points fit in 16 cycles of each frequency
- uint32_t sampleslo = (FSAMPLE<<4)/FREQLO, sampleshi = (FSAMPLE<<4)/FREQHI;
- // when to tell if we're close enough to one freq or another
- uint32_t threshold = (sampleslo - sampleshi + 1)>>1;
-
- // TI tags charge at 134.2Khz
- FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 88); //134.8Khz
-
- // Place FPGA in passthrough mode, in this mode the CROSS_LO line
- // connects to SSP_DIN and the SSP_DOUT logic level controls
- // whether we're modulating the antenna (high)
- // or listening to the antenna (low)
- FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_PASSTHRU);
-
- // get TI tag data into the buffer
- AcquireTiType();
-
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
-
- for (i=0; i<n-1; i++) {
- // count cycles by looking for lo to hi zero crossings
- if ( (dest[i]<0) && (dest[i+1]>0) ) {
- cycles++;
- // after 16 cycles, measure the frequency
- if (cycles>15) {
- cycles=0;
- samples=i-samples; // number of samples in these 16 cycles
-
- // TI bits are coming to us lsb first so shift them
- // right through our 128 bit right shift register
- shift0 = (shift0>>1) | (shift1 << 31);
- shift1 = (shift1>>1) | (shift2 << 31);
- shift2 = (shift2>>1) | (shift3 << 31);
- shift3 >>= 1;
-
- // check if the cycles fall close to the number
- // expected for either the low or high frequency
- if ( (samples>(sampleslo-threshold)) && (samples<(sampleslo+threshold)) ) {
- // low frequency represents a 1
- shift3 |= (1<<31);
- } else if ( (samples>(sampleshi-threshold)) && (samples<(sampleshi+threshold)) ) {
- // high frequency represents a 0
- } else {
- // probably detected a gay waveform or noise
- // use this as gaydar or discard shift register and start again
- shift3 = shift2 = shift1 = shift0 = 0;
- }
- samples = i;
-
- // for each bit we receive, test if we've detected a valid tag
-
- // if we see 17 zeroes followed by 6 ones, we might have a tag
- // remember the bits are backwards
- if ( ((shift0 & 0x7fffff) == 0x7e0000) ) {
- // if start and end bytes match, we have a tag so break out of the loop
- if ( ((shift0>>16)&0xff) == ((shift3>>8)&0xff) ) {
- cycles = 0xF0B; //use this as a flag (ugly but whatever)
- break;
- }
- }
- }
- }
- }
-
- // if flag is set we have a tag
- if (cycles!=0xF0B) {
- DbpString("Info: No valid tag detected.");
- } else {
- // put 64 bit data into shift1 and shift0
- shift0 = (shift0>>24) | (shift1 << 8);
- shift1 = (shift1>>24) | (shift2 << 8);
-
- // align 16 bit crc into lower half of shift2
- shift2 = ((shift2>>24) | (shift3 << 8)) & 0x0ffff;
-
- // if r/w tag, check ident match
- if ( shift3&(1<<15) ) {
- DbpString("Info: TI tag is rewriteable");
- // only 15 bits compare, last bit of ident is not valid
- if ( ((shift3>>16)^shift0)&0x7fff ) {
- DbpString("Error: Ident mismatch!");
- } else {
- DbpString("Info: TI tag ident is valid");
- }
- } else {
- DbpString("Info: TI tag is readonly");
- }
-
- // WARNING the order of the bytes in which we calc crc below needs checking
- // i'm 99% sure the crc algorithm is correct, but it may need to eat the
- // bytes in reverse or something
- // calculate CRC
- uint32_t crc=0;
-
- crc = update_crc16(crc, (shift0)&0xff);
- crc = update_crc16(crc, (shift0>>8)&0xff);
- crc = update_crc16(crc, (shift0>>16)&0xff);
- crc = update_crc16(crc, (shift0>>24)&0xff);
- crc = update_crc16(crc, (shift1)&0xff);
- crc = update_crc16(crc, (shift1>>8)&0xff);
- crc = update_crc16(crc, (shift1>>16)&0xff);
- crc = update_crc16(crc, (shift1>>24)&0xff);
-
- Dbprintf("Info: Tag data: %x%08x, crc=%x",
- (unsigned int)shift1, (unsigned int)shift0, (unsigned int)shift2 & 0xFFFF);
- if (crc != (shift2&0xffff)) {
- Dbprintf("Error: CRC mismatch, expected %x", (unsigned int)crc);
- } else {
- DbpString("Info: CRC is good");
- }
- }
+ // some hardcoded initial params
+ // when we read a TI tag we sample the zerocross line at 2Mhz
+ // TI tags modulate a 1 as 16 cycles of 123.2Khz
+ // TI tags modulate a 0 as 16 cycles of 134.2Khz
+ #define FSAMPLE 2000000
+ #define FREQLO 123200
+ #define FREQHI 134200
+
+ signed char *dest = (signed char *)BigBuf_get_addr();
+ uint16_t n = BigBuf_max_traceLen();
+ // 128 bit shift register [shift3:shift2:shift1:shift0]
+ uint32_t shift3 = 0, shift2 = 0, shift1 = 0, shift0 = 0;
+
+ int i, cycles=0, samples=0;
+ // how many sample points fit in 16 cycles of each frequency
+ uint32_t sampleslo = (FSAMPLE<<4)/FREQLO, sampleshi = (FSAMPLE<<4)/FREQHI;
+ // when to tell if we're close enough to one freq or another
+ uint32_t threshold = (sampleslo - sampleshi + 1)>>1;
+
+ // TI tags charge at 134.2Khz
+ FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 88); //134.8Khz
+
+ // Place FPGA in passthrough mode, in this mode the CROSS_LO line
+ // connects to SSP_DIN and the SSP_DOUT logic level controls
+ // whether we're modulating the antenna (high)
+ // or listening to the antenna (low)
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_PASSTHRU);
+
+ // get TI tag data into the buffer
+ AcquireTiType();
+
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+
+ for (i=0; i<n-1; i++) {
+ // count cycles by looking for lo to hi zero crossings
+ if ( (dest[i]<0) && (dest[i+1]>0) ) {
+ cycles++;
+ // after 16 cycles, measure the frequency
+ if (cycles>15) {
+ cycles=0;
+ samples=i-samples; // number of samples in these 16 cycles
+
+ // TI bits are coming to us lsb first so shift them
+ // right through our 128 bit right shift register
+ shift0 = (shift0>>1) | (shift1 << 31);
+ shift1 = (shift1>>1) | (shift2 << 31);
+ shift2 = (shift2>>1) | (shift3 << 31);
+ shift3 >>= 1;
+
+ // check if the cycles fall close to the number
+ // expected for either the low or high frequency
+ if ( (samples>(sampleslo-threshold)) && (samples<(sampleslo+threshold)) ) {
+ // low frequency represents a 1
+ shift3 |= (1<<31);
+ } else if ( (samples>(sampleshi-threshold)) && (samples<(sampleshi+threshold)) ) {
+ // high frequency represents a 0
+ } else {
+ // probably detected a gay waveform or noise
+ // use this as gaydar or discard shift register and start again
+ shift3 = shift2 = shift1 = shift0 = 0;
+ }
+ samples = i;
+
+ // for each bit we receive, test if we've detected a valid tag
+
+ // if we see 17 zeroes followed by 6 ones, we might have a tag
+ // remember the bits are backwards
+ if ( ((shift0 & 0x7fffff) == 0x7e0000) ) {
+ // if start and end bytes match, we have a tag so break out of the loop
+ if ( ((shift0>>16)&0xff) == ((shift3>>8)&0xff) ) {
+ cycles = 0xF0B; //use this as a flag (ugly but whatever)
+ break;
+ }
+ }
+ }
+ }
+ }
+
+ // if flag is set we have a tag
+ if (cycles!=0xF0B) {
+ DbpString("Info: No valid tag detected.");
+ } else {
+ // put 64 bit data into shift1 and shift0
+ shift0 = (shift0>>24) | (shift1 << 8);
+ shift1 = (shift1>>24) | (shift2 << 8);
+
+ // align 16 bit crc into lower half of shift2
+ shift2 = ((shift2>>24) | (shift3 << 8)) & 0x0ffff;
+
+ // if r/w tag, check ident match
+ if (shift3 & (1<<15) ) {
+ DbpString("Info: TI tag is rewriteable");
+ // only 15 bits compare, last bit of ident is not valid
+ if (((shift3 >> 16) ^ shift0) & 0x7fff ) {
+ DbpString("Error: Ident mismatch!");
+ } else {
+ DbpString("Info: TI tag ident is valid");
+ }
+ } else {
+ DbpString("Info: TI tag is readonly");
+ }
+
+ // WARNING the order of the bytes in which we calc crc below needs checking
+ // i'm 99% sure the crc algorithm is correct, but it may need to eat the
+ // bytes in reverse or something
+ // calculate CRC
+ uint32_t crc=0;
+
+ crc = update_crc16(crc, (shift0)&0xff);
+ crc = update_crc16(crc, (shift0>>8)&0xff);
+ crc = update_crc16(crc, (shift0>>16)&0xff);
+ crc = update_crc16(crc, (shift0>>24)&0xff);
+ crc = update_crc16(crc, (shift1)&0xff);
+ crc = update_crc16(crc, (shift1>>8)&0xff);
+ crc = update_crc16(crc, (shift1>>16)&0xff);
+ crc = update_crc16(crc, (shift1>>24)&0xff);
+
+ Dbprintf("Info: Tag data: %x%08x, crc=%x",
+ (unsigned int)shift1, (unsigned int)shift0, (unsigned int)shift2 & 0xFFFF);
+ if (crc != (shift2&0xffff)) {
+ Dbprintf("Error: CRC mismatch, expected %x", (unsigned int)crc);
+ } else {
+ DbpString("Info: CRC is good");
+ }
+ }
}
void WriteTIbyte(uint8_t b)
{
- int i = 0;
-
- // modulate 8 bits out to the antenna
- for (i=0; i<8; i++)
- {
- if (b&(1<<i)) {
- // stop modulating antenna
- SHORT_COIL();
- SpinDelayUs(1000);
- // modulate antenna
- OPEN_COIL();
- SpinDelayUs(1000);
- } else {
- // stop modulating antenna
- SHORT_COIL();
- SpinDelayUs(300);
- // modulate antenna
- OPEN_COIL();
- SpinDelayUs(1700);
- }
- }
+ int i = 0;
+
+ // modulate 8 bits out to the antenna
+ for (i=0; i<8; i++)
+ {
+ if (b&(1<<i)) {
+ // stop modulating antenna
+ LOW(GPIO_SSC_DOUT);
+ SpinDelayUs(1000);
+ // modulate antenna
+ HIGH(GPIO_SSC_DOUT);
+ SpinDelayUs(1000);
+ } else {
+ // stop modulating antenna
+ LOW(GPIO_SSC_DOUT);
+ SpinDelayUs(300);
+ // modulate antenna
+ HIGH(GPIO_SSC_DOUT);
+ SpinDelayUs(1700);
+ }
+ }
}
void AcquireTiType(void)
{
- int i, j, n;
- // tag transmission is <20ms, sampling at 2M gives us 40K samples max
- // each sample is 1 bit stuffed into a uint32_t so we need 1250 uint32_t
- #define TIBUFLEN 1250
-
- // clear buffer
- memset(BigBuf,0,sizeof(BigBuf));
-
- // Set up the synchronous serial port
- AT91C_BASE_PIOA->PIO_PDR = GPIO_SSC_DIN;
- AT91C_BASE_PIOA->PIO_ASR = GPIO_SSC_DIN;
-
- // steal this pin from the SSP and use it to control the modulation
- AT91C_BASE_PIOA->PIO_PER = GPIO_SSC_DOUT;
- AT91C_BASE_PIOA->PIO_OER = GPIO_SSC_DOUT;
-
- AT91C_BASE_SSC->SSC_CR = AT91C_SSC_SWRST;
- AT91C_BASE_SSC->SSC_CR = AT91C_SSC_RXEN | AT91C_SSC_TXEN;
-
- // Sample at 2 Mbit/s, so TI tags are 16.2 vs. 14.9 clocks long
- // 48/2 = 24 MHz clock must be divided by 12
- AT91C_BASE_SSC->SSC_CMR = 12;
-
- AT91C_BASE_SSC->SSC_RCMR = SSC_CLOCK_MODE_SELECT(0);
- AT91C_BASE_SSC->SSC_RFMR = SSC_FRAME_MODE_BITS_IN_WORD(32) | AT91C_SSC_MSBF;
- AT91C_BASE_SSC->SSC_TCMR = 0;
- AT91C_BASE_SSC->SSC_TFMR = 0;
-
- LED_D_ON();
-
- // modulate antenna
- HIGH(GPIO_SSC_DOUT);
-
- // Charge TI tag for 50ms.
- SpinDelay(50);
-
- // stop modulating antenna and listen
- LOW(GPIO_SSC_DOUT);
-
- LED_D_OFF();
-
- i = 0;
- for(;;) {
- if(AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
- BigBuf[i] = AT91C_BASE_SSC->SSC_RHR; // store 32 bit values in buffer
- i++; if(i >= TIBUFLEN) break;
- }
- WDT_HIT();
- }
-
- // return stolen pin to SSP
- AT91C_BASE_PIOA->PIO_PDR = GPIO_SSC_DOUT;
- AT91C_BASE_PIOA->PIO_ASR = GPIO_SSC_DIN | GPIO_SSC_DOUT;
-
- char *dest = (char *)BigBuf;
- n = TIBUFLEN*32;
- // unpack buffer
- for (i=TIBUFLEN-1; i>=0; i--) {
- for (j=0; j<32; j++) {
- if(BigBuf[i] & (1 << j)) {
- dest[--n] = 1;
- } else {
- dest[--n] = -1;
- }
- }
- }
+ int i, j, n;
+ // tag transmission is <20ms, sampling at 2M gives us 40K samples max
+ // each sample is 1 bit stuffed into a uint32_t so we need 1250 uint32_t
+ #define TIBUFLEN 1250
+
+ // clear buffer
+ uint32_t *BigBuf = (uint32_t *)BigBuf_get_addr();
+ memset(BigBuf,0,BigBuf_max_traceLen()/sizeof(uint32_t));
+
+ // Set up the synchronous serial port
+ AT91C_BASE_PIOA->PIO_PDR = GPIO_SSC_DIN;
+ AT91C_BASE_PIOA->PIO_ASR = GPIO_SSC_DIN;
+
+ // steal this pin from the SSP and use it to control the modulation
+ AT91C_BASE_PIOA->PIO_PER = GPIO_SSC_DOUT;
+ AT91C_BASE_PIOA->PIO_OER = GPIO_SSC_DOUT;
+
+ AT91C_BASE_SSC->SSC_CR = AT91C_SSC_SWRST;
+ AT91C_BASE_SSC->SSC_CR = AT91C_SSC_RXEN | AT91C_SSC_TXEN;
+
+ // Sample at 2 Mbit/s, so TI tags are 16.2 vs. 14.9 clocks long
+ // 48/2 = 24 MHz clock must be divided by 12
+ AT91C_BASE_SSC->SSC_CMR = 12;
+
+ AT91C_BASE_SSC->SSC_RCMR = SSC_CLOCK_MODE_SELECT(0);
+ AT91C_BASE_SSC->SSC_RFMR = SSC_FRAME_MODE_BITS_IN_WORD(32) | AT91C_SSC_MSBF;
+ AT91C_BASE_SSC->SSC_TCMR = 0;
+ AT91C_BASE_SSC->SSC_TFMR = 0;
+
+ LED_D_ON();
+
+ // modulate antenna
+ HIGH(GPIO_SSC_DOUT);
+
+ // Charge TI tag for 50ms.
+ SpinDelay(50);
+
+ // stop modulating antenna and listen
+ LOW(GPIO_SSC_DOUT);
+
+ LED_D_OFF();
+
+ i = 0;
+ for(;;) {
+ if(AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
+ BigBuf[i] = AT91C_BASE_SSC->SSC_RHR; // store 32 bit values in buffer
+ i++; if(i >= TIBUFLEN) break;
+ }
+ WDT_HIT();
+ }
+
+ // return stolen pin to SSP
+ AT91C_BASE_PIOA->PIO_PDR = GPIO_SSC_DOUT;
+ AT91C_BASE_PIOA->PIO_ASR = GPIO_SSC_DIN | GPIO_SSC_DOUT;
+
+ char *dest = (char *)BigBuf_get_addr();
+ n = TIBUFLEN*32;
+ // unpack buffer
+ for (i=TIBUFLEN-1; i>=0; i--) {
+ for (j=0; j<32; j++) {
+ if(BigBuf[i] & (1 << j)) {
+ dest[--n] = 1;
+ } else {
+ dest[--n] = -1;
+ }
+ }
+ }
}
// arguments: 64bit data split into 32bit idhi:idlo and optional 16bit crc
// if not provided a valid crc will be computed from the data and written.
void WriteTItag(uint32_t idhi, uint32_t idlo, uint16_t crc)
{
- FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
- if(crc == 0) {
- crc = update_crc16(crc, (idlo)&0xff);
- crc = update_crc16(crc, (idlo>>8)&0xff);
- crc = update_crc16(crc, (idlo>>16)&0xff);
- crc = update_crc16(crc, (idlo>>24)&0xff);
- crc = update_crc16(crc, (idhi)&0xff);
- crc = update_crc16(crc, (idhi>>8)&0xff);
- crc = update_crc16(crc, (idhi>>16)&0xff);
- crc = update_crc16(crc, (idhi>>24)&0xff);
- }
- Dbprintf("Writing to tag: %x%08x, crc=%x",
- (unsigned int) idhi, (unsigned int) idlo, crc);
-
- // TI tags charge at 134.2Khz
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 88); //134.8Khz
- // Place FPGA in passthrough mode, in this mode the CROSS_LO line
- // connects to SSP_DIN and the SSP_DOUT logic level controls
- // whether we're modulating the antenna (high)
- // or listening to the antenna (low)
- FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_PASSTHRU);
- LED_A_ON();
-
- // steal this pin from the SSP and use it to control the modulation
- AT91C_BASE_PIOA->PIO_PER = GPIO_SSC_DOUT;
- AT91C_BASE_PIOA->PIO_OER = GPIO_SSC_DOUT;
-
- // writing algorithm:
- // a high bit consists of a field off for 1ms and field on for 1ms
- // a low bit consists of a field off for 0.3ms and field on for 1.7ms
- // initiate a charge time of 50ms (field on) then immediately start writing bits
- // start by writing 0xBB (keyword) and 0xEB (password)
- // then write 80 bits of data (or 64 bit data + 16 bit crc if you prefer)
- // finally end with 0x0300 (write frame)
- // all data is sent lsb firts
- // finish with 15ms programming time
-
- // modulate antenna
- HIGH(GPIO_SSC_DOUT);
- SpinDelay(50); // charge time
-
- WriteTIbyte(0xbb); // keyword
- WriteTIbyte(0xeb); // password
- WriteTIbyte( (idlo )&0xff );
- WriteTIbyte( (idlo>>8 )&0xff );
- WriteTIbyte( (idlo>>16)&0xff );
- WriteTIbyte( (idlo>>24)&0xff );
- WriteTIbyte( (idhi )&0xff );
- WriteTIbyte( (idhi>>8 )&0xff );
- WriteTIbyte( (idhi>>16)&0xff );
- WriteTIbyte( (idhi>>24)&0xff ); // data hi to lo
- WriteTIbyte( (crc )&0xff ); // crc lo
- WriteTIbyte( (crc>>8 )&0xff ); // crc hi
- WriteTIbyte(0x00); // write frame lo
- WriteTIbyte(0x03); // write frame hi
- HIGH(GPIO_SSC_DOUT);
- SpinDelay(50); // programming time
-
- LED_A_OFF();
-
- // get TI tag data into the buffer
- AcquireTiType();
-
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
- DbpString("Now use tiread to check");
+ FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+ if(crc == 0) {
+ crc = update_crc16(crc, (idlo)&0xff);
+ crc = update_crc16(crc, (idlo>>8)&0xff);
+ crc = update_crc16(crc, (idlo>>16)&0xff);
+ crc = update_crc16(crc, (idlo>>24)&0xff);
+ crc = update_crc16(crc, (idhi)&0xff);
+ crc = update_crc16(crc, (idhi>>8)&0xff);
+ crc = update_crc16(crc, (idhi>>16)&0xff);
+ crc = update_crc16(crc, (idhi>>24)&0xff);
+ }
+ Dbprintf("Writing to tag: %x%08x, crc=%x",
+ (unsigned int) idhi, (unsigned int) idlo, crc);
+
+ // TI tags charge at 134.2Khz
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 88); //134.8Khz
+ // Place FPGA in passthrough mode, in this mode the CROSS_LO line
+ // connects to SSP_DIN and the SSP_DOUT logic level controls
+ // whether we're modulating the antenna (high)
+ // or listening to the antenna (low)
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_PASSTHRU);
+ LED_A_ON();
+
+ // steal this pin from the SSP and use it to control the modulation
+ AT91C_BASE_PIOA->PIO_PER = GPIO_SSC_DOUT;
+ AT91C_BASE_PIOA->PIO_OER = GPIO_SSC_DOUT;
+
+ // writing algorithm:
+ // a high bit consists of a field off for 1ms and field on for 1ms
+ // a low bit consists of a field off for 0.3ms and field on for 1.7ms
+ // initiate a charge time of 50ms (field on) then immediately start writing bits
+ // start by writing 0xBB (keyword) and 0xEB (password)
+ // then write 80 bits of data (or 64 bit data + 16 bit crc if you prefer)
+ // finally end with 0x0300 (write frame)
+ // all data is sent lsb firts
+ // finish with 15ms programming time
+
+ // modulate antenna
+ HIGH(GPIO_SSC_DOUT);
+ SpinDelay(50); // charge time
+
+ WriteTIbyte(0xbb); // keyword
+ WriteTIbyte(0xeb); // password
+ WriteTIbyte( (idlo )&0xff );
+ WriteTIbyte( (idlo>>8 )&0xff );
+ WriteTIbyte( (idlo>>16)&0xff );
+ WriteTIbyte( (idlo>>24)&0xff );
+ WriteTIbyte( (idhi )&0xff );
+ WriteTIbyte( (idhi>>8 )&0xff );
+ WriteTIbyte( (idhi>>16)&0xff );
+ WriteTIbyte( (idhi>>24)&0xff ); // data hi to lo
+ WriteTIbyte( (crc )&0xff ); // crc lo
+ WriteTIbyte( (crc>>8 )&0xff ); // crc hi
+ WriteTIbyte(0x00); // write frame lo
+ WriteTIbyte(0x03); // write frame hi
+ HIGH(GPIO_SSC_DOUT);
+ SpinDelay(50); // programming time
+
+ LED_A_OFF();
+
+ // get TI tag data into the buffer
+ AcquireTiType();
+
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ DbpString("Now use tiread to check");
}
-
-
-// PIO_CODR = Clear Output Data Register
-// PIO_SODR = Set Output Data Register
-//#define LOW(x) AT91C_BASE_PIOA->PIO_CODR = (x)
-//#define HIGH(x) AT91C_BASE_PIOA->PIO_SODR = (x)
-void SimulateTagLowFrequency( uint16_t period, uint32_t gap, uint8_t ledcontrol)
+void SimulateTagLowFrequency(int period, int gap, int ledcontrol)
{
- LED_D_ON();
-
- uint16_t i = 0;
- uint8_t send = 0;
-
- //int overflow = 0;
- uint8_t *buf = (uint8_t *)BigBuf;
-
- FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
- FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT | FPGA_LF_EDGE_DETECT_READER_FIELD);
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
- SetAdcMuxFor(GPIO_MUXSEL_LOPKD);
- RELAY_OFF();
-
- // Configure output pin that is connected to the FPGA (for modulating)
- AT91C_BASE_PIOA->PIO_OER = GPIO_SSC_DOUT;
- AT91C_BASE_PIOA->PIO_PER = GPIO_SSC_DOUT;
-
- SHORT_COIL();
-
- // Enable Peripheral Clock for TIMER_CLOCK0, used to measure exact timing before answering
- AT91C_BASE_PMC->PMC_PCER = (1 << AT91C_ID_TC0);
-
- // Enable Peripheral Clock for TIMER_CLOCK1, used to capture edges of the reader frames
- AT91C_BASE_PMC->PMC_PCER = (1 << AT91C_ID_TC1);
- AT91C_BASE_PIOA->PIO_BSR = GPIO_SSC_FRAME;
-
- // Disable timer during configuration
- AT91C_BASE_TC1->TC_CCR = AT91C_TC_CLKDIS;
-
- // Capture mode, default timer source = MCK/2 (TIMER_CLOCK1), TIOA is external trigger,
- // external trigger rising edge, load RA on rising edge of TIOA.
- AT91C_BASE_TC1->TC_CMR = AT91C_TC_CLKS_TIMER_DIV1_CLOCK | AT91C_TC_ETRGEDG_RISING | AT91C_TC_ABETRG | AT91C_TC_LDRA_RISING;
-
- // Enable and reset counter
- //AT91C_BASE_TC0->TC_CCR = AT91C_TC_CLKEN | AT91C_TC_SWTRG;
- AT91C_BASE_TC1->TC_CCR = AT91C_TC_CLKEN | AT91C_TC_SWTRG;
-
- while(!BUTTON_PRESS()) {
- WDT_HIT();
-
- // Receive frame, watch for at most T0*EOF periods
- while (AT91C_BASE_TC1->TC_CV < T0 * 55) {
-
- // Check if rising edge in modulation is detected
- if(AT91C_BASE_TC1->TC_SR & AT91C_TC_LDRAS) {
- // Retrieve the new timing values
- //int ra = (AT91C_BASE_TC1->TC_RA/T0) + overflow;
- //Dbprintf("Timing value - %d %d", ra, overflow);
- //overflow = 0;
-
- // Reset timer every frame, we have to capture the last edge for timing
- AT91C_BASE_TC0->TC_CCR = AT91C_TC_CLKEN | AT91C_TC_SWTRG;
- send = 1;
-
- LED_B_ON();
- }
- }
-
- if ( send ) {
- // Disable timer 1 with external trigger to avoid triggers during our own modulation
- AT91C_BASE_TC1->TC_CCR = AT91C_TC_CLKDIS;
-
- // Wait for HITAG_T_WAIT_1 carrier periods after the last reader bit,
- // not that since the clock counts since the rising edge, but T_Wait1 is
- // with respect to the falling edge, we need to wait actually (T_Wait1 - T_Low)
- // periods. The gap time T_Low varies (4..10). All timer values are in
- // terms of T0 units
- while(AT91C_BASE_TC0->TC_CV < T0 * 16 );
-
- // datat kommer in som 1 bit för varje position i arrayn
- for(i = 0; i < period; ++i) {
-
- // Reset clock for the next bit
- AT91C_BASE_TC0->TC_CCR = AT91C_TC_SWTRG;
-
- if ( buf[i] > 0 )
- HIGH(GPIO_SSC_DOUT);
- else
- LOW(GPIO_SSC_DOUT);
-
- while(AT91C_BASE_TC0->TC_CV < T0 * 1 );
- }
- // Drop modulation
- LOW(GPIO_SSC_DOUT);
-
- // Enable and reset external trigger in timer for capturing future frames
- AT91C_BASE_TC1->TC_CCR = AT91C_TC_CLKEN | AT91C_TC_SWTRG;
- LED_B_OFF();
- }
-
- send = 0;
-
- // Save the timer overflow, will be 0 when frame was received
- //overflow += (AT91C_BASE_TC1->TC_CV/T0);
-
- // Reset the timer to restart while-loop that receives frames
- AT91C_BASE_TC1->TC_CCR = AT91C_TC_SWTRG;
- }
-
- LED_B_OFF();
- LED_D_OFF();
- AT91C_BASE_TC1->TC_CCR = AT91C_TC_CLKDIS;
- AT91C_BASE_TC0->TC_CCR = AT91C_TC_CLKDIS;
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
-
- DbpString("Sim Stopped");
-}
+ int i;
+ uint8_t *tab = BigBuf_get_addr();
+ FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT);
-void SimulateTagLowFrequencyA(int len, int gap)
-{
- uint8_t *buf = (uint8_t *)BigBuf;
-
- FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
- FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT | FPGA_LF_EDGE_DETECT_TOGGLE_MODE); // new izsh toggle mode!
-
- // Connect the A/D to the peak-detected low-frequency path.
- SetAdcMuxFor(GPIO_MUXSEL_LOPKD);
-
- // Now set up the SSC to get the ADC samples that are now streaming at us.
- FpgaSetupSsc();
- SpinDelay(5);
-
- AT91C_BASE_SSC->SSC_THR = 0x00;
-
- int i = 0;
- while(!BUTTON_PRESS()) {
- WDT_HIT();
- if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) {
-
- if ( buf[i] > 0 )
- AT91C_BASE_SSC->SSC_THR = 0x43;
- else
- AT91C_BASE_SSC->SSC_THR = 0x00;
-
- ++i;
- LED_A_ON();
- if (i >= len){
- i = 0;
- }
- }
-
- if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
- volatile uint32_t r = AT91C_BASE_SSC->SSC_RHR;
- (void)r;
- LED_A_OFF();
- }
- }
- DbpString("lf simulate stopped");
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ AT91C_BASE_PIOA->PIO_PER = GPIO_SSC_DOUT | GPIO_SSC_CLK;
+
+ AT91C_BASE_PIOA->PIO_OER = GPIO_SSC_DOUT;
+ AT91C_BASE_PIOA->PIO_ODR = GPIO_SSC_CLK;
+
+#define SHORT_COIL() LOW(GPIO_SSC_DOUT)
+#define OPEN_COIL() HIGH(GPIO_SSC_DOUT)
+
+ i = 0;
+ for(;;) {
+ while(!(AT91C_BASE_PIOA->PIO_PDSR & GPIO_SSC_CLK)) {
+ if(BUTTON_PRESS()) {
+ DbpString("Stopped");
+ return;
+ }
+ WDT_HIT();
+ }
+
+ if (ledcontrol)
+ LED_D_ON();
+
+ if(tab[i])
+ OPEN_COIL();
+ else
+ SHORT_COIL();
+
+ if (ledcontrol)
+ LED_D_OFF();
+
+ while(AT91C_BASE_PIOA->PIO_PDSR & GPIO_SSC_CLK) {
+ if(BUTTON_PRESS()) {
+ DbpString("Stopped");
+ return;
+ }
+ WDT_HIT();
+ }
+
+ i++;
+ if(i == period) {
+ i = 0;
+ if (gap) {
+ SHORT_COIL();
+ SpinDelayUs(gap);
+ }
+ }
+ }
}
#define DEBUG_FRAME_CONTENTS 1
}
// compose fc/8 fc/10 waveform
-static void fc(int c, uint16_t *n) {
- uint8_t *dest = (uint8_t *)BigBuf;
- int idx;
-
- // for when we want an fc8 pattern every 4 logical bits
- if(c == 0) {
- dest[((*n)++)]=1;
- dest[((*n)++)]=1;
- dest[((*n)++)]=0;
- dest[((*n)++)]=0;
- dest[((*n)++)]=0;
- dest[((*n)++)]=0;
- dest[((*n)++)]=0;
- dest[((*n)++)]=0;
- }
- // an fc/8 encoded bit is a bit pattern of 11000000 x6 = 48 samples
- if(c == 8) {
- for (idx=0; idx<6; idx++) {
- dest[((*n)++)]=1;
- dest[((*n)++)]=1;
- dest[((*n)++)]=0;
- dest[((*n)++)]=0;
- dest[((*n)++)]=0;
- dest[((*n)++)]=0;
- dest[((*n)++)]=0;
- dest[((*n)++)]=0;
- }
- }
-
- // an fc/10 encoded bit is a bit pattern of 1110000000 x5 = 50 samples
- if(c == 10) {
- for (idx = 0; idx < 5; idx++) {
- dest[((*n)++)]=1;
- dest[((*n)++)]=1;
- dest[((*n)++)]=1;
- dest[((*n)++)]=0;
- dest[((*n)++)]=0;
- dest[((*n)++)]=0;
- dest[((*n)++)]=0;
- dest[((*n)++)]=0;
- dest[((*n)++)]=0;
- dest[((*n)++)]=0;
- }
- }
+static void fc(int c, int *n) {
+ uint8_t *dest = BigBuf_get_addr();
+ int idx;
+
+ // for when we want an fc8 pattern every 4 logical bits
+ if(c==0) {
+ dest[((*n)++)]=1;
+ dest[((*n)++)]=1;
+ dest[((*n)++)]=0;
+ dest[((*n)++)]=0;
+ dest[((*n)++)]=0;
+ dest[((*n)++)]=0;
+ dest[((*n)++)]=0;
+ dest[((*n)++)]=0;
+ }
+ // an fc/8 encoded bit is a bit pattern of 11000000 x6 = 48 samples
+ if(c==8) {
+ for (idx=0; idx<6; idx++) {
+ dest[((*n)++)]=1;
+ dest[((*n)++)]=1;
+ dest[((*n)++)]=0;
+ dest[((*n)++)]=0;
+ dest[((*n)++)]=0;
+ dest[((*n)++)]=0;
+ dest[((*n)++)]=0;
+ dest[((*n)++)]=0;
+ }
+ }
+
+ // an fc/10 encoded bit is a bit pattern of 1110000000 x5 = 50 samples
+ if(c==10) {
+ for (idx=0; idx<5; idx++) {
+ dest[((*n)++)]=1;
+ dest[((*n)++)]=1;
+ dest[((*n)++)]=1;
+ dest[((*n)++)]=0;
+ dest[((*n)++)]=0;
+ dest[((*n)++)]=0;
+ dest[((*n)++)]=0;
+ dest[((*n)++)]=0;
+ dest[((*n)++)]=0;
+ dest[((*n)++)]=0;
+ }
+ }
}
// prepare a waveform pattern in the buffer based on the ID given then
// simulate a HID tag until the button is pressed
-void CmdHIDsimTAG(int hi, int lo, uint8_t ledcontrol)
+void CmdHIDsimTAG(int hi, int lo, int ledcontrol)
{
- uint16_t n = 0, i = 0;
- /*
- HID tag bitstream format
- The tag contains a 44bit unique code. This is sent out MSB first in sets of 4 bits
- A 1 bit is represented as 6 fc8 and 5 fc10 patterns
- A 0 bit is represented as 5 fc10 and 6 fc8 patterns
- A fc8 is inserted before every 4 bits
- A special start of frame pattern is used consisting a0b0 where a and b are neither 0
- nor 1 bits, they are special patterns (a = set of 12 fc8 and b = set of 10 fc10)
- */
-
- if (hi > 0xFFF) {
- DbpString("Tags can only have 44 bits.");
- return;
- }
- fc(0, &n);
- // special start of frame marker containing invalid bit sequences
- fc(8, &n); fc(8, &n); // invalid
- fc(8, &n); fc(10, &n); // logical 0
- fc(10, &n); fc(10, &n); // invalid
- fc(8, &n); fc(10, &n); // logical 0
-
- WDT_HIT();
- // manchester encode bits 43 to 32
- for (i = 11; i >= 0; i--) {
- if ((i % 4) == 3) fc(0, &n);
- if ((hi >> i) & 1) {
- fc(10, &n); fc(8, &n); // low-high transition
- } else {
- fc(8, &n); fc(10, &n); // high-low transition
- }
- }
-
- WDT_HIT();
- // manchester encode bits 31 to 0
- for (i = 31; i >= 0; i--) {
- if ((i % 4 ) == 3) fc(0, &n);
- if ((lo >> i ) & 1) {
- fc(10, &n); fc(8, &n); // low-high transition
- } else {
- fc(8, &n); fc(10, &n); // high-low transition
- }
- }
-
- if (ledcontrol)
- LED_A_ON();
-
- SimulateTagLowFrequency(n, 0, ledcontrol);
-
- if (ledcontrol)
- LED_A_OFF();
+ int n=0, i=0;
+ /*
+ HID tag bitstream format
+ The tag contains a 44bit unique code. This is sent out MSB first in sets of 4 bits
+ A 1 bit is represented as 6 fc8 and 5 fc10 patterns
+ A 0 bit is represented as 5 fc10 and 6 fc8 patterns
+ A fc8 is inserted before every 4 bits
+ A special start of frame pattern is used consisting a0b0 where a and b are neither 0
+ nor 1 bits, they are special patterns (a = set of 12 fc8 and b = set of 10 fc10)
+ */
+
+ if (hi>0xFFF) {
+ DbpString("Tags can only have 44 bits.");
+ return;
+ }
+ fc(0,&n);
+ // special start of frame marker containing invalid bit sequences
+ fc(8, &n); fc(8, &n); // invalid
+ fc(8, &n); fc(10, &n); // logical 0
+ fc(10, &n); fc(10, &n); // invalid
+ fc(8, &n); fc(10, &n); // logical 0
+
+ WDT_HIT();
+ // manchester encode bits 43 to 32
+ for (i=11; i>=0; i--) {
+ if ((i%4)==3) fc(0,&n);
+ if ((hi>>i)&1) {
+ fc(10, &n); fc(8, &n); // low-high transition
+ } else {
+ fc(8, &n); fc(10, &n); // high-low transition
+ }
+ }
+
+ WDT_HIT();
+ // manchester encode bits 31 to 0
+ for (i=31; i>=0; i--) {
+ if ((i%4)==3) fc(0,&n);
+ if ((lo>>i)&1) {
+ fc(10, &n); fc(8, &n); // low-high transition
+ } else {
+ fc(8, &n); fc(10, &n); // high-low transition
+ }
+ }
+
+ if (ledcontrol)
+ LED_A_ON();
+ SimulateTagLowFrequency(n, 0, ledcontrol);
+
+ if (ledcontrol)
+ LED_A_OFF();
}
// loop to get raw HID waveform then FSK demodulate the TAG ID from it
void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
{
- uint8_t *dest = (uint8_t *)BigBuf;
- uint32_t hi2 = 0, hi = 0, lo = 0;
-
- // Configure to go in 125Khz listen mode
- LFSetupFPGAForADC(0, true);
-
- while(!BUTTON_PRESS()) {
-
- WDT_HIT();
- if (ledcontrol) LED_A_ON();
-
- DoAcquisition125k_internal(-1,true);
-
- // FSK demodulator
- int bitLen = HIDdemodFSK(dest,BIGBUF_SIZE,&hi2,&hi,&lo);
-
- WDT_HIT();
-
- if (bitLen > 0 && lo > 0){
-
- // final loop, go over previously decoded manchester data and decode into usable tag ID
- // 111000 bit pattern represent start of frame, 01 pattern represents a 1 and 10 represents a 0
-
- if (hi2 != 0){
- //extra large HID tags
- Dbprintf("TAG ID: %x%08x%08x (%d)",
- (unsigned int) hi2,
- (unsigned int) hi,
- (unsigned int) lo,
- (unsigned int) (lo >> 1) & 0xFFFF);
-
- } else {
- //standard HID tags <38 bits
- uint8_t bitlen = 0;
- uint32_t fc = 0;
- uint32_t cardnum = 0;
-
- if ((( hi >> 5 ) & 1) ==1){//if bit 38 is set then < 37 bit format is used
- uint32_t lo2 = 0;
- lo2 = (((hi & 31) << 12) | (lo >> 20)); //get bits 21-37 to check for format len bit
- uint8_t idx3 = 1;
+ uint8_t *dest = BigBuf_get_addr();
+ const size_t sizeOfBigBuff = BigBuf_max_traceLen();
+ size_t size = 0;
+ uint32_t hi2=0, hi=0, lo=0;
+ int idx=0;
+ // Configure to go in 125Khz listen mode
+ LFSetupFPGAForADC(95, true);
+
+ while(!BUTTON_PRESS()) {
+
+ WDT_HIT();
+ if (ledcontrol) LED_A_ON();
+
+ DoAcquisition125k_internal(-1,true);
+ // FSK demodulator
+ size = sizeOfBigBuff; //variable size will change after demod so re initialize it before use
+ idx = HIDdemodFSK(dest, &size, &hi2, &hi, &lo);
+
+ if (idx>0 && lo>0){
+ // final loop, go over previously decoded manchester data and decode into usable tag ID
+ // 111000 bit pattern represent start of frame, 01 pattern represents a 1 and 10 represents a 0
+ if (hi2 != 0){ //extra large HID tags
+ Dbprintf("TAG ID: %x%08x%08x (%d)",
+ (unsigned int) hi2, (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF);
+ }else { //standard HID tags <38 bits
+ //Dbprintf("TAG ID: %x%08x (%d)",(unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF); //old print cmd
+ uint8_t bitlen = 0;
+ uint32_t fc = 0;
+ uint32_t cardnum = 0;
+ if (((hi>>5)&1) == 1){//if bit 38 is set then < 37 bit format is used
+ uint32_t lo2=0;
+ lo2=(((hi & 31) << 12) | (lo>>20)); //get bits 21-37 to check for format len bit
+ uint8_t idx3 = 1;
while(lo2 > 1){ //find last bit set to 1 (format len bit)
- lo2 = lo2 >> 1;
- idx3++;
- }
- bitlen =idx3 + 19;
- fc = 0;
- cardnum = 0;
+ lo2=lo2 >> 1;
+ idx3++;
+ }
+ bitlen = idx3+19;
+ fc =0;
+ cardnum=0;
if(bitlen == 26){
- cardnum = (lo >> 1) & 0xFFFF;
- fc = (lo >> 17) & 0xFF;
- }
+ cardnum = (lo>>1)&0xFFFF;
+ fc = (lo>>17)&0xFF;
+ }
if(bitlen == 37){
- cardnum = (lo >> 1) & 0x7FFFF;
- fc = ((hi & 0xF) << 12)|( lo >> 20);
- }
+ cardnum = (lo>>1)&0x7FFFF;
+ fc = ((hi&0xF)<<12)|(lo>>20);
+ }
if(bitlen == 34){
- cardnum = (lo >> 1) & 0xFFFF;
- fc = ((hi & 1) << 15) | (lo >> 17);
- }
+ cardnum = (lo>>1)&0xFFFF;
+ fc= ((hi&1)<<15)|(lo>>17);
+ }
if(bitlen == 35){
- cardnum = (lo >> 1 ) & 0xFFFFF;
- fc = ((hi & 1) << 11 ) | ( lo >> 21);
- }
- }
- else { //if bit 38 is not set then 37 bit format is used
- bitlen = 37;
- fc = 0;
- cardnum = 0;
- if(bitlen == 37){
- cardnum = ( lo >> 1) & 0x7FFFF;
- fc = ((hi & 0xF) << 12 ) |(lo >> 20);
- }
- }
- Dbprintf("TAG ID: %x%08x (%d) - Format Len: %dbit - FC: %d - Card: %d",
- (unsigned int) hi,
- (unsigned int) lo,
- (unsigned int) (lo >> 1) & 0xFFFF,
- (unsigned int) bitlen,
- (unsigned int) fc,
- (unsigned int) cardnum);
- }
- if (findone){
- if (ledcontrol) LED_A_OFF();
- return;
- }
- // reset
- hi2 = hi = lo = 0;
- }
- WDT_HIT();
- }
- DbpString("Stopped");
- if (ledcontrol) LED_A_OFF();
+ cardnum = (lo>>1)&0xFFFFF;
+ fc = ((hi&1)<<11)|(lo>>21);
+ }
+ }
+ else { //if bit 38 is not set then 37 bit format is used
+ bitlen= 37;
+ fc =0;
+ cardnum=0;
+ if(bitlen==37){
+ cardnum = (lo>>1)&0x7FFFF;
+ fc = ((hi&0xF)<<12)|(lo>>20);
+ }
+ }
+ //Dbprintf("TAG ID: %x%08x (%d)",
+ // (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF);
+ Dbprintf("TAG ID: %x%08x (%d) - Format Len: %dbit - FC: %d - Card: %d",
+ (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF,
+ (unsigned int) bitlen, (unsigned int) fc, (unsigned int) cardnum);
+ }
+ if (findone){
+ if (ledcontrol) LED_A_OFF();
+ *high = hi;
+ *low = lo;
+ return;
+ }
+ // reset
+ hi2 = hi = lo = 0;
+ }
+ WDT_HIT();
+ }
+ DbpString("Stopped");
+ if (ledcontrol) LED_A_OFF();
}
void CmdEM410xdemod(int findone, int *high, int *low, int ledcontrol)
{
- uint8_t *dest = (uint8_t *)BigBuf;
- uint32_t bitLen = 0;
- int clk = 0, invert = 0, errCnt = 0;
- uint64_t lo = 0;
-
- // Configure to go in 125Khz listen mode
- LFSetupFPGAForADC(0, true);
-
- while(!BUTTON_PRESS()) {
-
- WDT_HIT();
- if (ledcontrol) LED_A_ON();
-
- DoAcquisition125k_internal(-1,true);
-
- // FSK demodulator
- bitLen = BIGBUF_SIZE;
- errCnt = askmandemod(dest,&bitLen,&clk,&invert);
- if ( errCnt < 0 ) continue;
-
- WDT_HIT();
-
- lo = Em410xDecode(dest,bitLen);
-
- if ( lo <= 0) continue;
-
- Dbprintf("EM TAG ID: %02x%08x - (%05d_%03d_%08d)",
- (uint32_t)(lo >> 32),
- (uint32_t)lo,
- (uint32_t)(lo & 0xFFFF),
- (uint32_t)((lo >> 16LL) & 0xFF),
- (uint32_t)(lo & 0xFFFFFF)
- );
-
- if (findone){
- if (ledcontrol) LED_A_OFF();
- return;
- }
-
- WDT_HIT();
- lo = clk = invert = errCnt = 0;
- }
- DbpString("Stopped");
- if (ledcontrol) LED_A_OFF();
+ uint8_t *dest = BigBuf_get_addr();
+
+ size_t size=0, idx=0;
+ int clk=0, invert=0, errCnt=0;
+ uint64_t lo=0;
+ // Configure to go in 125Khz listen mode
+ LFSetupFPGAForADC(95, true);
+
+ while(!BUTTON_PRESS()) {
+
+ WDT_HIT();
+ if (ledcontrol) LED_A_ON();
+
+ DoAcquisition125k_internal(-1,true);
+ size = BigBuf_max_traceLen();
+ //Dbprintf("DEBUG: Buffer got");
+ //askdemod and manchester decode
+ errCnt = askmandemod(dest, &size, &clk, &invert);
+ //Dbprintf("DEBUG: ASK Got");
+ WDT_HIT();
+
+ if (errCnt>=0){
+ lo = Em410xDecode(dest, &size, &idx);
+ //Dbprintf("DEBUG: EM GOT");
+ if (lo>0){
+ Dbprintf("EM TAG ID: %02x%08x - (%05d_%03d_%08d)",
+ (uint32_t)(lo>>32),
+ (uint32_t)lo,
+ (uint32_t)(lo&0xFFFF),
+ (uint32_t)((lo>>16LL) & 0xFF),
+ (uint32_t)(lo & 0xFFFFFF));
+ }
+ if (findone){
+ if (ledcontrol) LED_A_OFF();
+ *high=lo>>32;
+ *low=lo & 0xFFFFFFFF;
+ return;
+ }
+ } else{
+ //Dbprintf("DEBUG: No Tag");
+ }
+ WDT_HIT();
+ lo = 0;
+ clk=0;
+ invert=0;
+ errCnt=0;
+ size=0;
+ }
+ DbpString("Stopped");
+ if (ledcontrol) LED_A_OFF();
}
void CmdIOdemodFSK(int findone, int *high, int *low, int ledcontrol)
{
- uint8_t *dest = (uint8_t *)BigBuf;
- int idx = 0;
- uint32_t code = 0, code2 = 0;
- uint8_t version = 0;
- uint8_t facilitycode = 0;
- uint16_t number = 0;
-
- LFSetupFPGAForADC(0, true);
-
- while(!BUTTON_PRESS()) {
-
- WDT_HIT();
- if (ledcontrol) LED_A_ON();
-
- DoAcquisition125k_internal(-1, true);
-
- idx = IOdemodFSK(dest, BIGBUF_SIZE);
-
- if ( idx < 0 )
- continue;
-
- WDT_HIT();
-
- //Index map
- //0 10 20 30 40 50 60
- //| | | | | | |
- //01234567 8 90123456 7 89012345 6 78901234 5 67890123 4 56789012 3 45678901 23
- //-----------------------------------------------------------------------------
- //00000000 0 11110000 1 facility 1 version* 1 code*one 1 code*two 1 ???????? 11
- //
- //XSF(version)facility:codeone+codetwo
- //Handle the data
-
- if(findone){ //only print binary if we are doing one
- Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx], dest[idx+1], dest[idx+2],dest[idx+3],dest[idx+4],dest[idx+5],dest[idx+6],dest[idx+7],dest[idx+8]);
- Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+9], dest[idx+10],dest[idx+11],dest[idx+12],dest[idx+13],dest[idx+14],dest[idx+15],dest[idx+16],dest[idx+17]);
- Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+18],dest[idx+19],dest[idx+20],dest[idx+21],dest[idx+22],dest[idx+23],dest[idx+24],dest[idx+25],dest[idx+26]);
- Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+27],dest[idx+28],dest[idx+29],dest[idx+30],dest[idx+31],dest[idx+32],dest[idx+33],dest[idx+34],dest[idx+35]);
- Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+36],dest[idx+37],dest[idx+38],dest[idx+39],dest[idx+40],dest[idx+41],dest[idx+42],dest[idx+43],dest[idx+44]);
- Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+45],dest[idx+46],dest[idx+47],dest[idx+48],dest[idx+49],dest[idx+50],dest[idx+51],dest[idx+52],dest[idx+53]);
- Dbprintf("%d%d%d%d%d%d%d%d %d%d",dest[idx+54],dest[idx+55],dest[idx+56],dest[idx+57],dest[idx+58],dest[idx+59],dest[idx+60],dest[idx+61],dest[idx+62],dest[idx+63]);
- }
-
- code = bytebits_to_byte(dest+idx,32);
- code2 = bytebits_to_byte(dest+idx+32,32);
- version = bytebits_to_byte(dest+idx+27,8); //14,4
- facilitycode = bytebits_to_byte(dest+idx+18,8) ;
- number = (bytebits_to_byte(dest+idx+36,8)<<8)|(bytebits_to_byte(dest+idx+45,8)); //36,9
-
- Dbprintf("XSF(%02d)%02x:%05d (%08x%08x)", version, facilitycode, number, code, code2);
- if (findone){
- if (ledcontrol) LED_A_OFF();
- return;
- }
- code = code2 = 0;
- version = facilitycode = 0;
- number = 0;
- idx = 0;
- }
-
- DbpString("Stopped");
- if (ledcontrol) LED_A_OFF();
+ uint8_t *dest = BigBuf_get_addr();
+ int idx=0;
+ uint32_t code=0, code2=0;
+ uint8_t version=0;
+ uint8_t facilitycode=0;
+ uint16_t number=0;
+ // Configure to go in 125Khz listen mode
+ LFSetupFPGAForADC(95, true);
+
+ while(!BUTTON_PRESS()) {
+ WDT_HIT();
+ if (ledcontrol) LED_A_ON();
+ DoAcquisition125k_internal(-1,true);
+ //fskdemod and get start index
+ WDT_HIT();
+ idx = IOdemodFSK(dest, BigBuf_max_traceLen());
+ if (idx>0){
+ //valid tag found
+
+ //Index map
+ //0 10 20 30 40 50 60
+ //| | | | | | |
+ //01234567 8 90123456 7 89012345 6 78901234 5 67890123 4 56789012 3 45678901 23
+ //-----------------------------------------------------------------------------
+ //00000000 0 11110000 1 facility 1 version* 1 code*one 1 code*two 1 ???????? 11
+ //
+ //XSF(version)facility:codeone+codetwo
+ //Handle the data
+ if(findone){ //only print binary if we are doing one
+ Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx], dest[idx+1], dest[idx+2],dest[idx+3],dest[idx+4],dest[idx+5],dest[idx+6],dest[idx+7],dest[idx+8]);
+ Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+9], dest[idx+10],dest[idx+11],dest[idx+12],dest[idx+13],dest[idx+14],dest[idx+15],dest[idx+16],dest[idx+17]);
+ Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+18],dest[idx+19],dest[idx+20],dest[idx+21],dest[idx+22],dest[idx+23],dest[idx+24],dest[idx+25],dest[idx+26]);
+ Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+27],dest[idx+28],dest[idx+29],dest[idx+30],dest[idx+31],dest[idx+32],dest[idx+33],dest[idx+34],dest[idx+35]);
+ Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+36],dest[idx+37],dest[idx+38],dest[idx+39],dest[idx+40],dest[idx+41],dest[idx+42],dest[idx+43],dest[idx+44]);
+ Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+45],dest[idx+46],dest[idx+47],dest[idx+48],dest[idx+49],dest[idx+50],dest[idx+51],dest[idx+52],dest[idx+53]);
+ Dbprintf("%d%d%d%d%d%d%d%d %d%d",dest[idx+54],dest[idx+55],dest[idx+56],dest[idx+57],dest[idx+58],dest[idx+59],dest[idx+60],dest[idx+61],dest[idx+62],dest[idx+63]);
+ }
+ code = bytebits_to_byte(dest+idx,32);
+ code2 = bytebits_to_byte(dest+idx+32,32);
+ version = bytebits_to_byte(dest+idx+27,8); //14,4
+ facilitycode = bytebits_to_byte(dest+idx+18,8) ;
+ number = (bytebits_to_byte(dest+idx+36,8)<<8)|(bytebits_to_byte(dest+idx+45,8)); //36,9
+
+ Dbprintf("XSF(%02d)%02x:%05d (%08x%08x)",version,facilitycode,number,code,code2);
+ // if we're only looking for one tag
+ if (findone){
+ if (ledcontrol) LED_A_OFF();
+ //LED_A_OFF();
+ *high=code;
+ *low=code2;
+ return;
+ }
+ code=code2=0;
+ version=facilitycode=0;
+ number=0;
+ idx=0;
+ }
+ WDT_HIT();
+ }
+ DbpString("Stopped");
+ if (ledcontrol) LED_A_OFF();
}
/*------------------------------
*/
/* T55x7 configuration register definitions */
-#define T55x7_POR_DELAY 0x00000001
-#define T55x7_ST_TERMINATOR 0x00000008
-#define T55x7_PWD 0x00000010
+#define T55x7_POR_DELAY 0x00000001
+#define T55x7_ST_TERMINATOR 0x00000008
+#define T55x7_PWD 0x00000010
#define T55x7_MAXBLOCK_SHIFT 5
-#define T55x7_AOR 0x00000200
-#define T55x7_PSKCF_RF_2 0
-#define T55x7_PSKCF_RF_4 0x00000400
-#define T55x7_PSKCF_RF_8 0x00000800
+#define T55x7_AOR 0x00000200
+#define T55x7_PSKCF_RF_2 0
+#define T55x7_PSKCF_RF_4 0x00000400
+#define T55x7_PSKCF_RF_8 0x00000800
#define T55x7_MODULATION_DIRECT 0
#define T55x7_MODULATION_PSK1 0x00001000
#define T55x7_MODULATION_PSK2 0x00002000
#define T55x7_MODULATION_FSK2a 0x00007000
#define T55x7_MODULATION_MANCHESTER 0x00008000
#define T55x7_MODULATION_BIPHASE 0x00010000
-#define T55x7_BITRATE_RF_8 0
-#define T55x7_BITRATE_RF_16 0x00040000
-#define T55x7_BITRATE_RF_32 0x00080000
-#define T55x7_BITRATE_RF_40 0x000C0000
-#define T55x7_BITRATE_RF_50 0x00100000
-#define T55x7_BITRATE_RF_64 0x00140000
+#define T55x7_BITRATE_RF_8 0
+#define T55x7_BITRATE_RF_16 0x00040000
+#define T55x7_BITRATE_RF_32 0x00080000
+#define T55x7_BITRATE_RF_40 0x000C0000
+#define T55x7_BITRATE_RF_50 0x00100000
+#define T55x7_BITRATE_RF_64 0x00140000
#define T55x7_BITRATE_RF_100 0x00180000
#define T55x7_BITRATE_RF_128 0x001C0000
/* T5555 (Q5) configuration register definitions */
-#define T5555_ST_TERMINATOR 0x00000001
+#define T5555_ST_TERMINATOR 0x00000001
#define T5555_MAXBLOCK_SHIFT 0x00000001
#define T5555_MODULATION_MANCHESTER 0
#define T5555_MODULATION_PSK1 0x00000010
#define T5555_MODULATION_FSK2 0x00000050
#define T5555_MODULATION_BIPHASE 0x00000060
#define T5555_MODULATION_DIRECT 0x00000070
-#define T5555_INVERT_OUTPUT 0x00000080
-#define T5555_PSK_RF_2 0
-#define T5555_PSK_RF_4 0x00000100
-#define T5555_PSK_RF_8 0x00000200
-#define T5555_USE_PWD 0x00000400
-#define T5555_USE_AOR 0x00000800
-#define T5555_BITRATE_SHIFT 12
-#define T5555_FAST_WRITE 0x00004000
-#define T5555_PAGE_SELECT 0x00008000
+#define T5555_INVERT_OUTPUT 0x00000080
+#define T5555_PSK_RF_2 0
+#define T5555_PSK_RF_4 0x00000100
+#define T5555_PSK_RF_8 0x00000200
+#define T5555_USE_PWD 0x00000400
+#define T5555_USE_AOR 0x00000800
+#define T5555_BITRATE_SHIFT 12
+#define T5555_FAST_WRITE 0x00004000
+#define T5555_PAGE_SELECT 0x00008000
/*
* Relevant times in microsecond
* To compensate antenna falling times shorten the write times
* and enlarge the gap ones.
*/
-#define START_GAP 30*8 // 10 - 50fc 250
-#define WRITE_GAP 20*8 // 8 - 30fc
-#define WRITE_0 24*8 // 16 - 31fc 24fc 192
-#define WRITE_1 54*8 // 48 - 63fc 54fc 432 for T55x7; 448 for E5550
-
-// VALUES TAKEN FROM EM4x function: SendForward
-// START_GAP = 440; (55*8) cycles at 125Khz (8us = 1cycle)
-// WRITE_GAP = 128; (16*8)
-// WRITE_1 = 256 32*8; (32*8)
-
-// These timings work for 4469/4269/4305 (with the 55*8 above)
-// WRITE_0 = 23*8 , 9*8 SpinDelayUs(23*8);
-
-#define T55xx_SAMPLES_SIZE 12000 // 32 x 32 x 10 (32 bit times numofblock (7), times clock skip..)
+#define START_GAP 250
+#define WRITE_GAP 160
+#define WRITE_0 144 // 192
+#define WRITE_1 400 // 432 for T55x7; 448 for E5550
// Write one bit to card
void T55xxWriteBit(int bit)
{
- FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
- FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
- if (!bit)
- SpinDelayUs(WRITE_0);
- else
- SpinDelayUs(WRITE_1);
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
- SpinDelayUs(WRITE_GAP);
+ FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
+ if (bit == 0)
+ SpinDelayUs(WRITE_0);
+ else
+ SpinDelayUs(WRITE_1);
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ SpinDelayUs(WRITE_GAP);
}
// Write one card block in page 0, no lock
void T55xxWriteBlock(uint32_t Data, uint32_t Block, uint32_t Pwd, uint8_t PwdMode)
{
- uint32_t i = 0;
-
- // Set up FPGA, 125kHz
- // Wait for config.. (192+8190xPOW)x8 == 67ms
- LFSetupFPGAForADC(0, true);
-
- // Now start writting
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
- SpinDelayUs(START_GAP);
-
- // Opcode
- T55xxWriteBit(1);
- T55xxWriteBit(0); //Page 0
- if (PwdMode == 1){
- // Pwd
- for (i = 0x80000000; i != 0; i >>= 1)
- T55xxWriteBit(Pwd & i);
- }
- // Lock bit
- T55xxWriteBit(0);
-
- // Data
- for (i = 0x80000000; i != 0; i >>= 1)
- T55xxWriteBit(Data & i);
-
- // Block
- for (i = 0x04; i != 0; i >>= 1)
- T55xxWriteBit(Block & i);
-
- // Now perform write (nominal is 5.6 ms for T55x7 and 18ms for E5550,
- // so wait a little more)
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
- FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
- SpinDelay(20);
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ //unsigned int i; //enio adjustment 12/10/14
+ uint32_t i;
+
+ FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
+
+ // Give it a bit of time for the resonant antenna to settle.
+ // And for the tag to fully power up
+ SpinDelay(150);
+
+ // Now start writting
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ SpinDelayUs(START_GAP);
+
+ // Opcode
+ T55xxWriteBit(1);
+ T55xxWriteBit(0); //Page 0
+ if (PwdMode == 1){
+ // Pwd
+ for (i = 0x80000000; i != 0; i >>= 1)
+ T55xxWriteBit(Pwd & i);
+ }
+ // Lock bit
+ T55xxWriteBit(0);
+
+ // Data
+ for (i = 0x80000000; i != 0; i >>= 1)
+ T55xxWriteBit(Data & i);
+
+ // Block
+ for (i = 0x04; i != 0; i >>= 1)
+ T55xxWriteBit(Block & i);
+
+ // Now perform write (nominal is 5.6 ms for T55x7 and 18ms for E5550,
+ // so wait a little more)
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
+ SpinDelay(20);
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
}
// Read one card block in page 0
void T55xxReadBlock(uint32_t Block, uint32_t Pwd, uint8_t PwdMode)
{
- uint8_t *dest = get_bigbufptr_recvrespbuf();
- uint16_t bufferlength = T55xx_SAMPLES_SIZE;
- uint32_t i = 0;
-
- // Clear destination buffer before sending the command 0x80 = average.
- memset(dest, 0x80, bufferlength);
-
- // Set up FPGA, 125kHz
- // Wait for config.. (192+8190xPOW)x8 == 67ms
- LFSetupFPGAForADC(0, true);
-
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
- SpinDelayUs(START_GAP);
-
- // Opcode
- T55xxWriteBit(1);
- T55xxWriteBit(0); //Page 0
- if (PwdMode == 1){
- // Pwd
- for (i = 0x80000000; i != 0; i >>= 1)
- T55xxWriteBit(Pwd & i);
- }
- // Lock bit
- T55xxWriteBit(0);
- // Block
- for (i = 0x04; i != 0; i >>= 1)
- T55xxWriteBit(Block & i);
-
- // Turn field on to read the response
- TurnReadLFOn();
-
- // Now do the acquisition
- i = 0;
- for(;;) {
- if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) {
- AT91C_BASE_SSC->SSC_THR = 0x43;
- //AT91C_BASE_SSC->SSC_THR = 0xff;
- LED_D_ON();
- }
- if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
- dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
- ++i;
- LED_D_OFF();
- if (i >= bufferlength) break;
- }
- }
-
- cmd_send(CMD_ACK,0,0,0,0,0);
+ uint8_t *dest = BigBuf_get_addr();
+ //int m=0, i=0; //enio adjustment 12/10/14
+ uint32_t m=0, i=0;
+ FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+ m = BigBuf_max_traceLen();
+ // Clear destination buffer before sending the command
+ memset(dest, 128, m);
+ // Connect the A/D to the peak-detected low-frequency path.
+ SetAdcMuxFor(GPIO_MUXSEL_LOPKD);
+ // Now set up the SSC to get the ADC samples that are now streaming at us.
+ FpgaSetupSsc();
+
+ LED_D_ON();
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
+
+ // Give it a bit of time for the resonant antenna to settle.
+ // And for the tag to fully power up
+ SpinDelay(150);
+
+ // Now start writting
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ SpinDelayUs(START_GAP);
+
+ // Opcode
+ T55xxWriteBit(1);
+ T55xxWriteBit(0); //Page 0
+ if (PwdMode == 1){
+ // Pwd
+ for (i = 0x80000000; i != 0; i >>= 1)
+ T55xxWriteBit(Pwd & i);
+ }
+ // Lock bit
+ T55xxWriteBit(0);
+ // Block
+ for (i = 0x04; i != 0; i >>= 1)
+ T55xxWriteBit(Block & i);
+
+ // Turn field on to read the response
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
+
+ // Now do the acquisition
+ i = 0;
+ for(;;) {
+ if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) {
+ AT91C_BASE_SSC->SSC_THR = 0x43;
+ }
+ if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
+ dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
+ // we don't care about actual value, only if it's more or less than a
+ // threshold essentially we capture zero crossings for later analysis
+ // if(dest[i] < 127) dest[i] = 0; else dest[i] = 1;
+ i++;
+ if (i >= m) break;
+ }
+ }
+
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off
- LED_D_OFF();
+ LED_D_OFF();
+ DbpString("DONE!");
}
// Read card traceability data (page 1)
void T55xxReadTrace(void){
- uint8_t *dest = get_bigbufptr_recvrespbuf();
- uint16_t bufferlength = T55xx_SAMPLES_SIZE;
- uint32_t i = 0;
-
- // Clear destination buffer before sending the command 0x80 = average
- memset(dest, 0x80, bufferlength);
-
- LFSetupFPGAForADC(0, true);
-
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
- SpinDelayUs(START_GAP);
-
- // Opcode
- T55xxWriteBit(1);
- T55xxWriteBit(1); //Page 1
-
- // Turn field on to read the response
- TurnReadLFOn();
-
- // Now do the acquisition
- for(;;) {
- if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) {
- AT91C_BASE_SSC->SSC_THR = 0x43;
- LED_D_ON();
- }
- if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
- dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
- ++i;
- LED_D_OFF();
-
- if (i >= bufferlength) break;
- }
- }
-
- cmd_send(CMD_ACK,0,0,0,0,0);
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off
- LED_D_OFF();
-}
+ uint8_t *dest = BigBuf_get_addr();
+ int m=0, i=0;
+
+ FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+ m = BigBuf_max_traceLen();
+ // Clear destination buffer before sending the command
+ memset(dest, 128, m);
+ // Connect the A/D to the peak-detected low-frequency path.
+ SetAdcMuxFor(GPIO_MUXSEL_LOPKD);
+ // Now set up the SSC to get the ADC samples that are now streaming at us.
+ FpgaSetupSsc();
-void TurnReadLFOn(){
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
- FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
- // Give it a bit of time for the resonant antenna to settle.
- //SpinDelay(30);
- SpinDelayUs(8*150);
+ LED_D_ON();
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
+
+ // Give it a bit of time for the resonant antenna to settle.
+ // And for the tag to fully power up
+ SpinDelay(150);
+
+ // Now start writting
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ SpinDelayUs(START_GAP);
+
+ // Opcode
+ T55xxWriteBit(1);
+ T55xxWriteBit(1); //Page 1
+
+ // Turn field on to read the response
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
+
+ // Now do the acquisition
+ i = 0;
+ for(;;) {
+ if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) {
+ AT91C_BASE_SSC->SSC_THR = 0x43;
+ }
+ if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
+ dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
+ i++;
+ if (i >= m) break;
+ }
+ }
+
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off
+ LED_D_OFF();
+ DbpString("DONE!");
}
/*-------------- Cloning routines -----------*/
// Copy HID id to card and setup block 0 config
void CopyHIDtoT55x7(uint32_t hi2, uint32_t hi, uint32_t lo, uint8_t longFMT)
{
- int data1=0, data2=0, data3=0, data4=0, data5=0, data6=0; //up to six blocks for long format
- int last_block = 0;
-
- if (longFMT){
- // Ensure no more than 84 bits supplied
- if (hi2>0xFFFFF) {
- DbpString("Tags can only have 84 bits.");
- return;
- }
- // Build the 6 data blocks for supplied 84bit ID
- last_block = 6;
- data1 = 0x1D96A900; // load preamble (1D) & long format identifier (9E manchester encoded)
- for (int i=0;i<4;i++) {
- if (hi2 & (1<<(19-i)))
- data1 |= (1<<(((3-i)*2)+1)); // 1 -> 10
- else
- data1 |= (1<<((3-i)*2)); // 0 -> 01
- }
-
- data2 = 0;
- for (int i=0;i<16;i++) {
- if (hi2 & (1<<(15-i)))
- data2 |= (1<<(((15-i)*2)+1)); // 1 -> 10
- else
- data2 |= (1<<((15-i)*2)); // 0 -> 01
- }
-
- data3 = 0;
- for (int i=0;i<16;i++) {
- if (hi & (1<<(31-i)))
- data3 |= (1<<(((15-i)*2)+1)); // 1 -> 10
- else
- data3 |= (1<<((15-i)*2)); // 0 -> 01
- }
-
- data4 = 0;
- for (int i=0;i<16;i++) {
- if (hi & (1<<(15-i)))
- data4 |= (1<<(((15-i)*2)+1)); // 1 -> 10
- else
- data4 |= (1<<((15-i)*2)); // 0 -> 01
+ int data1=0, data2=0, data3=0, data4=0, data5=0, data6=0; //up to six blocks for long format
+ int last_block = 0;
+
+ if (longFMT){
+ // Ensure no more than 84 bits supplied
+ if (hi2>0xFFFFF) {
+ DbpString("Tags can only have 84 bits.");
+ return;
+ }
+ // Build the 6 data blocks for supplied 84bit ID
+ last_block = 6;
+ data1 = 0x1D96A900; // load preamble (1D) & long format identifier (9E manchester encoded)
+ for (int i=0;i<4;i++) {
+ if (hi2 & (1<<(19-i)))
+ data1 |= (1<<(((3-i)*2)+1)); // 1 -> 10
+ else
+ data1 |= (1<<((3-i)*2)); // 0 -> 01
+ }
+
+ data2 = 0;
+ for (int i=0;i<16;i++) {
+ if (hi2 & (1<<(15-i)))
+ data2 |= (1<<(((15-i)*2)+1)); // 1 -> 10
+ else
+ data2 |= (1<<((15-i)*2)); // 0 -> 01
+ }
+
+ data3 = 0;
+ for (int i=0;i<16;i++) {
+ if (hi & (1<<(31-i)))
+ data3 |= (1<<(((15-i)*2)+1)); // 1 -> 10
+ else
+ data3 |= (1<<((15-i)*2)); // 0 -> 01
+ }
+
+ data4 = 0;
+ for (int i=0;i<16;i++) {
+ if (hi & (1<<(15-i)))
+ data4 |= (1<<(((15-i)*2)+1)); // 1 -> 10
+ else
+ data4 |= (1<<((15-i)*2)); // 0 -> 01
+ }
+
+ data5 = 0;
+ for (int i=0;i<16;i++) {
+ if (lo & (1<<(31-i)))
+ data5 |= (1<<(((15-i)*2)+1)); // 1 -> 10
+ else
+ data5 |= (1<<((15-i)*2)); // 0 -> 01
+ }
+
+ data6 = 0;
+ for (int i=0;i<16;i++) {
+ if (lo & (1<<(15-i)))
+ data6 |= (1<<(((15-i)*2)+1)); // 1 -> 10
+ else
+ data6 |= (1<<((15-i)*2)); // 0 -> 01
+ }
}
-
- data5 = 0;
- for (int i=0;i<16;i++) {
- if (lo & (1<<(31-i)))
- data5 |= (1<<(((15-i)*2)+1)); // 1 -> 10
- else
- data5 |= (1<<((15-i)*2)); // 0 -> 01
- }
-
- data6 = 0;
- for (int i=0;i<16;i++) {
- if (lo & (1<<(15-i)))
- data6 |= (1<<(((15-i)*2)+1)); // 1 -> 10
- else
- data6 |= (1<<((15-i)*2)); // 0 -> 01
+ else {
+ // Ensure no more than 44 bits supplied
+ if (hi>0xFFF) {
+ DbpString("Tags can only have 44 bits.");
+ return;
+ }
+
+ // Build the 3 data blocks for supplied 44bit ID
+ last_block = 3;
+
+ data1 = 0x1D000000; // load preamble
+
+ for (int i=0;i<12;i++) {
+ if (hi & (1<<(11-i)))
+ data1 |= (1<<(((11-i)*2)+1)); // 1 -> 10
+ else
+ data1 |= (1<<((11-i)*2)); // 0 -> 01
+ }
+
+ data2 = 0;
+ for (int i=0;i<16;i++) {
+ if (lo & (1<<(31-i)))
+ data2 |= (1<<(((15-i)*2)+1)); // 1 -> 10
+ else
+ data2 |= (1<<((15-i)*2)); // 0 -> 01
+ }
+
+ data3 = 0;
+ for (int i=0;i<16;i++) {
+ if (lo & (1<<(15-i)))
+ data3 |= (1<<(((15-i)*2)+1)); // 1 -> 10
+ else
+ data3 |= (1<<((15-i)*2)); // 0 -> 01
+ }
}
- }
- else {
- // Ensure no more than 44 bits supplied
- if (hi>0xFFF) {
- DbpString("Tags can only have 44 bits.");
- return;
- }
-
- // Build the 3 data blocks for supplied 44bit ID
- last_block = 3;
-
- data1 = 0x1D000000; // load preamble
-
- for (int i=0;i<12;i++) {
- if (hi & (1<<(11-i)))
- data1 |= (1<<(((11-i)*2)+1)); // 1 -> 10
- else
- data1 |= (1<<((11-i)*2)); // 0 -> 01
+
+ LED_D_ON();
+ // Program the data blocks for supplied ID
+ // and the block 0 for HID format
+ T55xxWriteBlock(data1,1,0,0);
+ T55xxWriteBlock(data2,2,0,0);
+ T55xxWriteBlock(data3,3,0,0);
+
+ if (longFMT) { // if long format there are 6 blocks
+ T55xxWriteBlock(data4,4,0,0);
+ T55xxWriteBlock(data5,5,0,0);
+ T55xxWriteBlock(data6,6,0,0);
}
-
- data2 = 0;
- for (int i=0;i<16;i++) {
- if (lo & (1<<(31-i)))
- data2 |= (1<<(((15-i)*2)+1)); // 1 -> 10
- else
- data2 |= (1<<((15-i)*2)); // 0 -> 01
- }
-
- data3 = 0;
- for (int i=0;i<16;i++) {
- if (lo & (1<<(15-i)))
- data3 |= (1<<(((15-i)*2)+1)); // 1 -> 10
- else
- data3 |= (1<<((15-i)*2)); // 0 -> 01
- }
- }
-
- LED_D_ON();
- // Program the data blocks for supplied ID
- // and the block 0 for HID format
- T55xxWriteBlock(data1,1,0,0);
- T55xxWriteBlock(data2,2,0,0);
- T55xxWriteBlock(data3,3,0,0);
-
- if (longFMT) { // if long format there are 6 blocks
- T55xxWriteBlock(data4,4,0,0);
- T55xxWriteBlock(data5,5,0,0);
- T55xxWriteBlock(data6,6,0,0);
- }
-
- // Config for HID (RF/50, FSK2a, Maxblock=3 for short/6 for long)
- T55xxWriteBlock(T55x7_BITRATE_RF_50 |
- T55x7_MODULATION_FSK2a |
- last_block << T55x7_MAXBLOCK_SHIFT,
- 0,0,0);
-
- LED_D_OFF();
-
- DbpString("DONE!");
+
+ // Config for HID (RF/50, FSK2a, Maxblock=3 for short/6 for long)
+ T55xxWriteBlock(T55x7_BITRATE_RF_50 |
+ T55x7_MODULATION_FSK2a |
+ last_block << T55x7_MAXBLOCK_SHIFT,
+ 0,0,0);
+
+ LED_D_OFF();
+
+ DbpString("DONE!");
}
void CopyIOtoT55x7(uint32_t hi, uint32_t lo, uint8_t longFMT)
{
- int data1=0, data2=0; //up to six blocks for long format
-
+ int data1=0, data2=0; //up to six blocks for long format
+
data1 = hi; // load preamble
data2 = lo;
-
+
LED_D_ON();
// Program the data blocks for supplied ID
// and the block 0 for HID format
T55xxWriteBlock(data1,1,0,0);
T55xxWriteBlock(data2,2,0,0);
-
+
//Config Block
T55xxWriteBlock(0x00147040,0,0,0);
LED_D_OFF();
-
+
DbpString("DONE!");
}
void WriteEM410x(uint32_t card, uint32_t id_hi, uint32_t id_lo)
{
- int i, id_bit;
- uint64_t id = EM410X_HEADER;
- uint64_t rev_id = 0; // reversed ID
- int c_parity[4]; // column parity
- int r_parity = 0; // row parity
- uint32_t clock = 0;
-
- // Reverse ID bits given as parameter (for simpler operations)
- for (i = 0; i < EM410X_ID_LENGTH; ++i) {
- if (i < 32) {
- rev_id = (rev_id << 1) | (id_lo & 1);
- id_lo >>= 1;
- } else {
- rev_id = (rev_id << 1) | (id_hi & 1);
- id_hi >>= 1;
- }
- }
-
- for (i = 0; i < EM410X_ID_LENGTH; ++i) {
- id_bit = rev_id & 1;
-
- if (i % 4 == 0) {
- // Don't write row parity bit at start of parsing
- if (i)
- id = (id << 1) | r_parity;
- // Start counting parity for new row
- r_parity = id_bit;
- } else {
- // Count row parity
- r_parity ^= id_bit;
- }
-
- // First elements in column?
- if (i < 4)
- // Fill out first elements
- c_parity[i] = id_bit;
- else
- // Count column parity
- c_parity[i % 4] ^= id_bit;
-
- // Insert ID bit
- id = (id << 1) | id_bit;
- rev_id >>= 1;
- }
-
- // Insert parity bit of last row
- id = (id << 1) | r_parity;
-
- // Fill out column parity at the end of tag
- for (i = 0; i < 4; ++i)
- id = (id << 1) | c_parity[i];
-
- // Add stop bit
- id <<= 1;
-
- Dbprintf("Started writing %s tag ...", card ? "T55x7":"T5555");
- LED_D_ON();
-
- // Write EM410x ID
- T55xxWriteBlock((uint32_t)(id >> 32), 1, 0, 0);
- T55xxWriteBlock((uint32_t)id, 2, 0, 0);
-
- // Config for EM410x (RF/64, Manchester, Maxblock=2)
- if (card) {
- // Clock rate is stored in bits 8-15 of the card value
- clock = (card & 0xFF00) >> 8;
- Dbprintf("Clock rate: %d", clock);
- switch (clock)
- {
- case 32:
- clock = T55x7_BITRATE_RF_32;
- break;
- case 16:
- clock = T55x7_BITRATE_RF_16;
- break;
- case 0:
- // A value of 0 is assumed to be 64 for backwards-compatibility
- // Fall through...
- case 64:
- clock = T55x7_BITRATE_RF_64;
- break;
- default:
- Dbprintf("Invalid clock rate: %d", clock);
- return;
- }
-
- // Writing configuration for T55x7 tag
- T55xxWriteBlock(clock |
- T55x7_MODULATION_MANCHESTER |
- 2 << T55x7_MAXBLOCK_SHIFT,
- 0, 0, 0);
- }
- else
- // Writing configuration for T5555(Q5) tag
- T55xxWriteBlock(0x1F << T5555_BITRATE_SHIFT |
- T5555_MODULATION_MANCHESTER |
- 2 << T5555_MAXBLOCK_SHIFT,
- 0, 0, 0);
-
- LED_D_OFF();
- Dbprintf("Tag %s written with 0x%08x%08x\n", card ? "T55x7":"T5555",
- (uint32_t)(id >> 32), (uint32_t)id);
+ int i, id_bit;
+ uint64_t id = EM410X_HEADER;
+ uint64_t rev_id = 0; // reversed ID
+ int c_parity[4]; // column parity
+ int r_parity = 0; // row parity
+ uint32_t clock = 0;
+
+ // Reverse ID bits given as parameter (for simpler operations)
+ for (i = 0; i < EM410X_ID_LENGTH; ++i) {
+ if (i < 32) {
+ rev_id = (rev_id << 1) | (id_lo & 1);
+ id_lo >>= 1;
+ } else {
+ rev_id = (rev_id << 1) | (id_hi & 1);
+ id_hi >>= 1;
+ }
+ }
+
+ for (i = 0; i < EM410X_ID_LENGTH; ++i) {
+ id_bit = rev_id & 1;
+
+ if (i % 4 == 0) {
+ // Don't write row parity bit at start of parsing
+ if (i)
+ id = (id << 1) | r_parity;
+ // Start counting parity for new row
+ r_parity = id_bit;
+ } else {
+ // Count row parity
+ r_parity ^= id_bit;
+ }
+
+ // First elements in column?
+ if (i < 4)
+ // Fill out first elements
+ c_parity[i] = id_bit;
+ else
+ // Count column parity
+ c_parity[i % 4] ^= id_bit;
+
+ // Insert ID bit
+ id = (id << 1) | id_bit;
+ rev_id >>= 1;
+ }
+
+ // Insert parity bit of last row
+ id = (id << 1) | r_parity;
+
+ // Fill out column parity at the end of tag
+ for (i = 0; i < 4; ++i)
+ id = (id << 1) | c_parity[i];
+
+ // Add stop bit
+ id <<= 1;
+
+ Dbprintf("Started writing %s tag ...", card ? "T55x7":"T5555");
+ LED_D_ON();
+
+ // Write EM410x ID
+ T55xxWriteBlock((uint32_t)(id >> 32), 1, 0, 0);
+ T55xxWriteBlock((uint32_t)id, 2, 0, 0);
+
+ // Config for EM410x (RF/64, Manchester, Maxblock=2)
+ if (card) {
+ // Clock rate is stored in bits 8-15 of the card value
+ clock = (card & 0xFF00) >> 8;
+ Dbprintf("Clock rate: %d", clock);
+ switch (clock)
+ {
+ case 32:
+ clock = T55x7_BITRATE_RF_32;
+ break;
+ case 16:
+ clock = T55x7_BITRATE_RF_16;
+ break;
+ case 0:
+ // A value of 0 is assumed to be 64 for backwards-compatibility
+ // Fall through...
+ case 64:
+ clock = T55x7_BITRATE_RF_64;
+ break;
+ default:
+ Dbprintf("Invalid clock rate: %d", clock);
+ return;
+ }
+
+ // Writing configuration for T55x7 tag
+ T55xxWriteBlock(clock |
+ T55x7_MODULATION_MANCHESTER |
+ 2 << T55x7_MAXBLOCK_SHIFT,
+ 0, 0, 0);
+ }
+ else
+ // Writing configuration for T5555(Q5) tag
+ T55xxWriteBlock(0x1F << T5555_BITRATE_SHIFT |
+ T5555_MODULATION_MANCHESTER |
+ 2 << T5555_MAXBLOCK_SHIFT,
+ 0, 0, 0);
+
+ LED_D_OFF();
+ Dbprintf("Tag %s written with 0x%08x%08x\n", card ? "T55x7":"T5555",
+ (uint32_t)(id >> 32), (uint32_t)id);
}
// Clone Indala 64-bit tag by UID to T55x7
void CopyIndala64toT55x7(int hi, int lo)
{
- //Program the 2 data blocks for supplied 64bit UID
- // and the block 0 for Indala64 format
- T55xxWriteBlock(hi,1,0,0);
- T55xxWriteBlock(lo,2,0,0);
- //Config for Indala (RF/32;PSK1 with RF/2;Maxblock=2)
- T55xxWriteBlock(T55x7_BITRATE_RF_32 |
- T55x7_MODULATION_PSK1 |
- 2 << T55x7_MAXBLOCK_SHIFT,
- 0, 0, 0);
- //Alternative config for Indala (Extended mode;RF/32;PSK1 with RF/2;Maxblock=2;Inverse data)
- // T5567WriteBlock(0x603E1042,0);
-
- DbpString("DONE!");
-}
+
+ //Program the 2 data blocks for supplied 64bit UID
+ // and the block 0 for Indala64 format
+ T55xxWriteBlock(hi,1,0,0);
+ T55xxWriteBlock(lo,2,0,0);
+ //Config for Indala (RF/32;PSK1 with RF/2;Maxblock=2)
+ T55xxWriteBlock(T55x7_BITRATE_RF_32 |
+ T55x7_MODULATION_PSK1 |
+ 2 << T55x7_MAXBLOCK_SHIFT,
+ 0, 0, 0);
+ //Alternative config for Indala (Extended mode;RF/32;PSK1 with RF/2;Maxblock=2;Inverse data)
+ // T5567WriteBlock(0x603E1042,0);
+
+ DbpString("DONE!");
+
+}
void CopyIndala224toT55x7(int uid1, int uid2, int uid3, int uid4, int uid5, int uid6, int uid7)
{
- //Program the 7 data blocks for supplied 224bit UID
- // and the block 0 for Indala224 format
- T55xxWriteBlock(uid1,1,0,0);
- T55xxWriteBlock(uid2,2,0,0);
- T55xxWriteBlock(uid3,3,0,0);
- T55xxWriteBlock(uid4,4,0,0);
- T55xxWriteBlock(uid5,5,0,0);
- T55xxWriteBlock(uid6,6,0,0);
- T55xxWriteBlock(uid7,7,0,0);
- //Config for Indala (RF/32;PSK1 with RF/2;Maxblock=7)
- T55xxWriteBlock(T55x7_BITRATE_RF_32 |
- T55x7_MODULATION_PSK1 |
- 7 << T55x7_MAXBLOCK_SHIFT,
- 0,0,0);
- //Alternative config for Indala (Extended mode;RF/32;PSK1 with RF/2;Maxblock=7;Inverse data)
- // T5567WriteBlock(0x603E10E2,0);
-
- DbpString("DONE!");
+
+ //Program the 7 data blocks for supplied 224bit UID
+ // and the block 0 for Indala224 format
+ T55xxWriteBlock(uid1,1,0,0);
+ T55xxWriteBlock(uid2,2,0,0);
+ T55xxWriteBlock(uid3,3,0,0);
+ T55xxWriteBlock(uid4,4,0,0);
+ T55xxWriteBlock(uid5,5,0,0);
+ T55xxWriteBlock(uid6,6,0,0);
+ T55xxWriteBlock(uid7,7,0,0);
+ //Config for Indala (RF/32;PSK1 with RF/2;Maxblock=7)
+ T55xxWriteBlock(T55x7_BITRATE_RF_32 |
+ T55x7_MODULATION_PSK1 |
+ 7 << T55x7_MAXBLOCK_SHIFT,
+ 0,0,0);
+ //Alternative config for Indala (Extended mode;RF/32;PSK1 with RF/2;Maxblock=7;Inverse data)
+ // T5567WriteBlock(0x603E10E2,0);
+
+ DbpString("DONE!");
+
}
#define max(x,y) ( x<y ? y:x)
int DemodPCF7931(uint8_t **outBlocks) {
- uint8_t BitStream[256];
- uint8_t Blocks[8][16];
- uint8_t *GraphBuffer = (uint8_t *)BigBuf;
- int GraphTraceLen = sizeof(BigBuf);
- int i, j, lastval, bitidx, half_switch;
- int clock = 64;
- int tolerance = clock / 8;
- int pmc, block_done;
- int lc, warnings = 0;
- int num_blocks = 0;
- int lmin=128, lmax=128;
- uint8_t dir;
-
- AcquireRawAdcSamples125k(0);
-
- lmin = 64;
- lmax = 192;
-
- i = 2;
-
- /* Find first local max/min */
- if(GraphBuffer[1] > GraphBuffer[0]) {
- while(i < GraphTraceLen) {
- if( !(GraphBuffer[i] > GraphBuffer[i-1]) && GraphBuffer[i] > lmax)
- break;
- i++;
+ uint8_t BitStream[256];
+ uint8_t Blocks[8][16];
+ uint8_t *GraphBuffer = BigBuf_get_addr();
+ int GraphTraceLen = BigBuf_max_traceLen();
+ int i, j, lastval, bitidx, half_switch;
+ int clock = 64;
+ int tolerance = clock / 8;
+ int pmc, block_done;
+ int lc, warnings = 0;
+ int num_blocks = 0;
+ int lmin=128, lmax=128;
+ uint8_t dir;
+
+ AcquireRawAdcSamples125k(0);
+
+ lmin = 64;
+ lmax = 192;
+
+ i = 2;
+
+ /* Find first local max/min */
+ if(GraphBuffer[1] > GraphBuffer[0]) {
+ while(i < GraphTraceLen) {
+ if( !(GraphBuffer[i] > GraphBuffer[i-1]) && GraphBuffer[i] > lmax)
+ break;
+ i++;
+ }
+ dir = 0;
}
- dir = 0;
- }
- else {
- while(i < GraphTraceLen) {
- if( !(GraphBuffer[i] < GraphBuffer[i-1]) && GraphBuffer[i] < lmin)
- break;
- i++;
+ else {
+ while(i < GraphTraceLen) {
+ if( !(GraphBuffer[i] < GraphBuffer[i-1]) && GraphBuffer[i] < lmin)
+ break;
+ i++;
+ }
+ dir = 1;
}
- dir = 1;
- }
-
- lastval = i++;
- half_switch = 0;
- pmc = 0;
- block_done = 0;
-
- for (bitidx = 0; i < GraphTraceLen; i++)
- {
- if ( (GraphBuffer[i-1] > GraphBuffer[i] && dir == 1 && GraphBuffer[i] > lmax) || (GraphBuffer[i-1] < GraphBuffer[i] && dir == 0 && GraphBuffer[i] < lmin))
+
+ lastval = i++;
+ half_switch = 0;
+ pmc = 0;
+ block_done = 0;
+
+ for (bitidx = 0; i < GraphTraceLen; i++)
{
- lc = i - lastval;
- lastval = i;
-
- // Switch depending on lc length:
- // Tolerance is 1/8 of clock rate (arbitrary)
- if (abs(lc-clock/4) < tolerance) {
- // 16T0
- if((i - pmc) == lc) { /* 16T0 was previous one */
- /* It's a PMC ! */
- i += (128+127+16+32+33+16)-1;
- lastval = i;
- pmc = 0;
- block_done = 1;
- }
- else {
- pmc = i;
- }
- } else if (abs(lc-clock/2) < tolerance) {
- // 32TO
- if((i - pmc) == lc) { /* 16T0 was previous one */
- /* It's a PMC ! */
- i += (128+127+16+32+33)-1;
- lastval = i;
- pmc = 0;
- block_done = 1;
- }
- else if(half_switch == 1) {
- BitStream[bitidx++] = 0;
- half_switch = 0;
- }
- else
- half_switch++;
- } else if (abs(lc-clock) < tolerance) {
- // 64TO
- BitStream[bitidx++] = 1;
- } else {
- // Error
- warnings++;
- if (warnings > 10)
+ if ( (GraphBuffer[i-1] > GraphBuffer[i] && dir == 1 && GraphBuffer[i] > lmax) || (GraphBuffer[i-1] < GraphBuffer[i] && dir == 0 && GraphBuffer[i] < lmin))
{
- Dbprintf("Error: too many detection errors, aborting.");
- return 0;
- }
- }
-
- if(block_done == 1) {
- if(bitidx == 128) {
- for(j=0; j<16; j++) {
- Blocks[num_blocks][j] = 128*BitStream[j*8+7]+
- 64*BitStream[j*8+6]+
- 32*BitStream[j*8+5]+
- 16*BitStream[j*8+4]+
- 8*BitStream[j*8+3]+
- 4*BitStream[j*8+2]+
- 2*BitStream[j*8+1]+
- BitStream[j*8];
- }
- num_blocks++;
+ lc = i - lastval;
+ lastval = i;
+
+ // Switch depending on lc length:
+ // Tolerance is 1/8 of clock rate (arbitrary)
+ if (abs(lc-clock/4) < tolerance) {
+ // 16T0
+ if((i - pmc) == lc) { /* 16T0 was previous one */
+ /* It's a PMC ! */
+ i += (128+127+16+32+33+16)-1;
+ lastval = i;
+ pmc = 0;
+ block_done = 1;
+ }
+ else {
+ pmc = i;
+ }
+ } else if (abs(lc-clock/2) < tolerance) {
+ // 32TO
+ if((i - pmc) == lc) { /* 16T0 was previous one */
+ /* It's a PMC ! */
+ i += (128+127+16+32+33)-1;
+ lastval = i;
+ pmc = 0;
+ block_done = 1;
+ }
+ else if(half_switch == 1) {
+ BitStream[bitidx++] = 0;
+ half_switch = 0;
+ }
+ else
+ half_switch++;
+ } else if (abs(lc-clock) < tolerance) {
+ // 64TO
+ BitStream[bitidx++] = 1;
+ } else {
+ // Error
+ warnings++;
+ if (warnings > 10)
+ {
+ Dbprintf("Error: too many detection errors, aborting.");
+ return 0;
+ }
+ }
+
+ if(block_done == 1) {
+ if(bitidx == 128) {
+ for(j=0; j<16; j++) {
+ Blocks[num_blocks][j] = 128*BitStream[j*8+7]+
+ 64*BitStream[j*8+6]+
+ 32*BitStream[j*8+5]+
+ 16*BitStream[j*8+4]+
+ 8*BitStream[j*8+3]+
+ 4*BitStream[j*8+2]+
+ 2*BitStream[j*8+1]+
+ BitStream[j*8];
+ }
+ num_blocks++;
+ }
+ bitidx = 0;
+ block_done = 0;
+ half_switch = 0;
+ }
+ if(i < GraphTraceLen)
+ {
+ if (GraphBuffer[i-1] > GraphBuffer[i]) dir=0;
+ else dir = 1;
+ }
}
- bitidx = 0;
- block_done = 0;
- half_switch = 0;
- }
- if(i < GraphTraceLen)
- {
- if (GraphBuffer[i-1] > GraphBuffer[i]) dir=0;
- else dir = 1;
+ if(bitidx==255)
+ bitidx=0;
+ warnings = 0;
+ if(num_blocks == 4) break;
}
- }
- if(bitidx==255)
- bitidx=0;
- warnings = 0;
- if(num_blocks == 4) break;
- }
- memcpy(outBlocks, Blocks, 16*num_blocks);
- return num_blocks;
+ memcpy(outBlocks, Blocks, 16*num_blocks);
+ return num_blocks;
}
int IsBlock0PCF7931(uint8_t *Block) {
- // Assume RFU means 0 :)
- if((memcmp(Block, "\x00\x00\x00\x00\x00\x00\x00\x01", 8) == 0) && memcmp(Block+9, "\x00\x00\x00\x00\x00\x00\x00", 7) == 0) // PAC enabled
- return 1;
- if((memcmp(Block+9, "\x00\x00\x00\x00\x00\x00\x00", 7) == 0) && Block[7] == 0) // PAC disabled, can it *really* happen ?
- return 1;
- return 0;
+ // Assume RFU means 0 :)
+ if((memcmp(Block, "\x00\x00\x00\x00\x00\x00\x00\x01", 8) == 0) && memcmp(Block+9, "\x00\x00\x00\x00\x00\x00\x00", 7) == 0) // PAC enabled
+ return 1;
+ if((memcmp(Block+9, "\x00\x00\x00\x00\x00\x00\x00", 7) == 0) && Block[7] == 0) // PAC disabled, can it *really* happen ?
+ return 1;
+ return 0;
}
int IsBlock1PCF7931(uint8_t *Block) {
- // Assume RFU means 0 :)
- if(Block[10] == 0 && Block[11] == 0 && Block[12] == 0 && Block[13] == 0)
- if((Block[14] & 0x7f) <= 9 && Block[15] <= 9)
- return 1;
-
- return 0;
+ // Assume RFU means 0 :)
+ if(Block[10] == 0 && Block[11] == 0 && Block[12] == 0 && Block[13] == 0)
+ if((Block[14] & 0x7f) <= 9 && Block[15] <= 9)
+ return 1;
+
+ return 0;
}
+
#define ALLOC 16
void ReadPCF7931() {
- uint8_t Blocks[8][17];
- uint8_t tmpBlocks[4][16];
- int i, j, ind, ind2, n;
- int num_blocks = 0;
- int max_blocks = 8;
- int ident = 0;
- int error = 0;
- int tries = 0;
-
- memset(Blocks, 0, 8*17*sizeof(uint8_t));
-
- do {
- memset(tmpBlocks, 0, 4*16*sizeof(uint8_t));
- n = DemodPCF7931((uint8_t**)tmpBlocks);
- if(!n)
- error++;
- if(error==10 && num_blocks == 0) {
- Dbprintf("Error, no tag or bad tag");
- return;
- }
- else if (tries==20 || error==10) {
- Dbprintf("Error reading the tag");
- Dbprintf("Here is the partial content");
- goto end;
- }
-
- for(i=0; i<n; i++)
- Dbprintf("(dbg) %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x",
- tmpBlocks[i][0], tmpBlocks[i][1], tmpBlocks[i][2], tmpBlocks[i][3], tmpBlocks[i][4], tmpBlocks[i][5], tmpBlocks[i][6], tmpBlocks[i][7],
- tmpBlocks[i][8], tmpBlocks[i][9], tmpBlocks[i][10], tmpBlocks[i][11], tmpBlocks[i][12], tmpBlocks[i][13], tmpBlocks[i][14], tmpBlocks[i][15]);
- if(!ident) {
- for(i=0; i<n; i++) {
- if(IsBlock0PCF7931(tmpBlocks[i])) {
- // Found block 0 ?
- if(i < n-1 && IsBlock1PCF7931(tmpBlocks[i+1])) {
- // Found block 1!
- // \o/
- ident = 1;
- memcpy(Blocks[0], tmpBlocks[i], 16);
- Blocks[0][ALLOC] = 1;
- memcpy(Blocks[1], tmpBlocks[i+1], 16);
- Blocks[1][ALLOC] = 1;
- max_blocks = max((Blocks[1][14] & 0x7f), Blocks[1][15]) + 1;
- // Debug print
- Dbprintf("(dbg) Max blocks: %d", max_blocks);
- num_blocks = 2;
- // Handle following blocks
- for(j=i+2, ind2=2; j!=i; j++, ind2++, num_blocks++) {
- if(j==n) j=0;
- if(j==i) break;
- memcpy(Blocks[ind2], tmpBlocks[j], 16);
- Blocks[ind2][ALLOC] = 1;
- }
- break;
- }
+ uint8_t Blocks[8][17];
+ uint8_t tmpBlocks[4][16];
+ int i, j, ind, ind2, n;
+ int num_blocks = 0;
+ int max_blocks = 8;
+ int ident = 0;
+ int error = 0;
+ int tries = 0;
+
+ memset(Blocks, 0, 8*17*sizeof(uint8_t));
+
+ do {
+ memset(tmpBlocks, 0, 4*16*sizeof(uint8_t));
+ n = DemodPCF7931((uint8_t**)tmpBlocks);
+ if(!n)
+ error++;
+ if(error==10 && num_blocks == 0) {
+ Dbprintf("Error, no tag or bad tag");
+ return;
}
- }
- }
- else {
- for(i=0; i<n; i++) { // Look for identical block in known blocks
- if(memcmp(tmpBlocks[i], "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 16)) { // Block is not full of 00
- for(j=0; j<max_blocks; j++) {
- if(Blocks[j][ALLOC] == 1 && !memcmp(tmpBlocks[i], Blocks[j], 16)) {
- // Found an identical block
- for(ind=i-1,ind2=j-1; ind >= 0; ind--,ind2--) {
- if(ind2 < 0)
- ind2 = max_blocks;
- if(!Blocks[ind2][ALLOC]) { // Block ind2 not already found
- // Dbprintf("Tmp %d -> Block %d", ind, ind2);
- memcpy(Blocks[ind2], tmpBlocks[ind], 16);
- Blocks[ind2][ALLOC] = 1;
- num_blocks++;
- if(num_blocks == max_blocks) goto end;
+ else if (tries==20 || error==10) {
+ Dbprintf("Error reading the tag");
+ Dbprintf("Here is the partial content");
+ goto end;
+ }
+
+ for(i=0; i<n; i++)
+ Dbprintf("(dbg) %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x",
+ tmpBlocks[i][0], tmpBlocks[i][1], tmpBlocks[i][2], tmpBlocks[i][3], tmpBlocks[i][4], tmpBlocks[i][5], tmpBlocks[i][6], tmpBlocks[i][7],
+ tmpBlocks[i][8], tmpBlocks[i][9], tmpBlocks[i][10], tmpBlocks[i][11], tmpBlocks[i][12], tmpBlocks[i][13], tmpBlocks[i][14], tmpBlocks[i][15]);
+ if(!ident) {
+ for(i=0; i<n; i++) {
+ if(IsBlock0PCF7931(tmpBlocks[i])) {
+ // Found block 0 ?
+ if(i < n-1 && IsBlock1PCF7931(tmpBlocks[i+1])) {
+ // Found block 1!
+ // \o/
+ ident = 1;
+ memcpy(Blocks[0], tmpBlocks[i], 16);
+ Blocks[0][ALLOC] = 1;
+ memcpy(Blocks[1], tmpBlocks[i+1], 16);
+ Blocks[1][ALLOC] = 1;
+ max_blocks = max((Blocks[1][14] & 0x7f), Blocks[1][15]) + 1;
+ // Debug print
+ Dbprintf("(dbg) Max blocks: %d", max_blocks);
+ num_blocks = 2;
+ // Handle following blocks
+ for(j=i+2, ind2=2; j!=i; j++, ind2++, num_blocks++) {
+ if(j==n) j=0;
+ if(j==i) break;
+ memcpy(Blocks[ind2], tmpBlocks[j], 16);
+ Blocks[ind2][ALLOC] = 1;
+ }
+ break;
+ }
}
- }
- for(ind=i+1,ind2=j+1; ind < n; ind++,ind2++) {
- if(ind2 > max_blocks)
- ind2 = 0;
- if(!Blocks[ind2][ALLOC]) { // Block ind2 not already found
- // Dbprintf("Tmp %d -> Block %d", ind, ind2);
- memcpy(Blocks[ind2], tmpBlocks[ind], 16);
- Blocks[ind2][ALLOC] = 1;
- num_blocks++;
- if(num_blocks == max_blocks) goto end;
+ }
+ }
+ else {
+ for(i=0; i<n; i++) { // Look for identical block in known blocks
+ if(memcmp(tmpBlocks[i], "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 16)) { // Block is not full of 00
+ for(j=0; j<max_blocks; j++) {
+ if(Blocks[j][ALLOC] == 1 && !memcmp(tmpBlocks[i], Blocks[j], 16)) {
+ // Found an identical block
+ for(ind=i-1,ind2=j-1; ind >= 0; ind--,ind2--) {
+ if(ind2 < 0)
+ ind2 = max_blocks;
+ if(!Blocks[ind2][ALLOC]) { // Block ind2 not already found
+ // Dbprintf("Tmp %d -> Block %d", ind, ind2);
+ memcpy(Blocks[ind2], tmpBlocks[ind], 16);
+ Blocks[ind2][ALLOC] = 1;
+ num_blocks++;
+ if(num_blocks == max_blocks) goto end;
+ }
+ }
+ for(ind=i+1,ind2=j+1; ind < n; ind++,ind2++) {
+ if(ind2 > max_blocks)
+ ind2 = 0;
+ if(!Blocks[ind2][ALLOC]) { // Block ind2 not already found
+ // Dbprintf("Tmp %d -> Block %d", ind, ind2);
+ memcpy(Blocks[ind2], tmpBlocks[ind], 16);
+ Blocks[ind2][ALLOC] = 1;
+ num_blocks++;
+ if(num_blocks == max_blocks) goto end;
+ }
+ }
+ }
+ }
}
- }
}
- }
}
- }
- }
- tries++;
- if (BUTTON_PRESS()) return;
- } while (num_blocks != max_blocks);
+ tries++;
+ if (BUTTON_PRESS()) return;
+ } while (num_blocks != max_blocks);
end:
- Dbprintf("-----------------------------------------");
- Dbprintf("Memory content:");
- Dbprintf("-----------------------------------------");
- for(i=0; i<max_blocks; i++) {
- if(Blocks[i][ALLOC]==1)
- Dbprintf("%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x",
- Blocks[i][0], Blocks[i][1], Blocks[i][2], Blocks[i][3], Blocks[i][4], Blocks[i][5], Blocks[i][6], Blocks[i][7],
- Blocks[i][8], Blocks[i][9], Blocks[i][10], Blocks[i][11], Blocks[i][12], Blocks[i][13], Blocks[i][14], Blocks[i][15]);
- else
- Dbprintf("<missing block %d>", i);
- }
- Dbprintf("-----------------------------------------");
-
- return ;
+ Dbprintf("-----------------------------------------");
+ Dbprintf("Memory content:");
+ Dbprintf("-----------------------------------------");
+ for(i=0; i<max_blocks; i++) {
+ if(Blocks[i][ALLOC]==1)
+ Dbprintf("%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x",
+ Blocks[i][0], Blocks[i][1], Blocks[i][2], Blocks[i][3], Blocks[i][4], Blocks[i][5], Blocks[i][6], Blocks[i][7],
+ Blocks[i][8], Blocks[i][9], Blocks[i][10], Blocks[i][11], Blocks[i][12], Blocks[i][13], Blocks[i][14], Blocks[i][15]);
+ else
+ Dbprintf("<missing block %d>", i);
+ }
+ Dbprintf("-----------------------------------------");
+
+ return ;
}
//====================================================================
//--------------------------------------------------------------------
uint8_t Prepare_Cmd( uint8_t cmd ) {
- //--------------------------------------------------------------------
-
- *forward_ptr++ = 0; //start bit
- *forward_ptr++ = 0; //second pause for 4050 code
-
- *forward_ptr++ = cmd;
- cmd >>= 1;
- *forward_ptr++ = cmd;
- cmd >>= 1;
- *forward_ptr++ = cmd;
- cmd >>= 1;
- *forward_ptr++ = cmd;
-
- return 6; //return number of emited bits
+ //--------------------------------------------------------------------
+
+ *forward_ptr++ = 0; //start bit
+ *forward_ptr++ = 0; //second pause for 4050 code
+
+ *forward_ptr++ = cmd;
+ cmd >>= 1;
+ *forward_ptr++ = cmd;
+ cmd >>= 1;
+ *forward_ptr++ = cmd;
+ cmd >>= 1;
+ *forward_ptr++ = cmd;
+
+ return 6; //return number of emited bits
}
//====================================================================
//--------------------------------------------------------------------
uint8_t Prepare_Addr( uint8_t addr ) {
- //--------------------------------------------------------------------
-
- register uint8_t line_parity;
-
- uint8_t i;
- line_parity = 0;
- for(i=0;i<6;i++) {
- *forward_ptr++ = addr;
- line_parity ^= addr;
- addr >>= 1;
- }
-
- *forward_ptr++ = (line_parity & 1);
-
- return 7; //return number of emited bits
+ //--------------------------------------------------------------------
+
+ register uint8_t line_parity;
+
+ uint8_t i;
+ line_parity = 0;
+ for(i=0;i<6;i++) {
+ *forward_ptr++ = addr;
+ line_parity ^= addr;
+ addr >>= 1;
+ }
+
+ *forward_ptr++ = (line_parity & 1);
+
+ return 7; //return number of emited bits
}
//====================================================================
//--------------------------------------------------------------------
uint8_t Prepare_Data( uint16_t data_low, uint16_t data_hi) {
- //--------------------------------------------------------------------
-
- register uint8_t line_parity;
- register uint8_t column_parity;
- register uint8_t i, j;
- register uint16_t data;
-
- data = data_low;
- column_parity = 0;
-
- for(i=0; i<4; i++) {
- line_parity = 0;
+ //--------------------------------------------------------------------
+
+ register uint8_t line_parity;
+ register uint8_t column_parity;
+ register uint8_t i, j;
+ register uint16_t data;
+
+ data = data_low;
+ column_parity = 0;
+
+ for(i=0; i<4; i++) {
+ line_parity = 0;
+ for(j=0; j<8; j++) {
+ line_parity ^= data;
+ column_parity ^= (data & 1) << j;
+ *forward_ptr++ = data;
+ data >>= 1;
+ }
+ *forward_ptr++ = line_parity;
+ if(i == 1)
+ data = data_hi;
+ }
+
for(j=0; j<8; j++) {
- line_parity ^= data;
- column_parity ^= (data & 1) << j;
- *forward_ptr++ = data;
- data >>= 1;
+ *forward_ptr++ = column_parity;
+ column_parity >>= 1;
}
- *forward_ptr++ = line_parity;
- if(i == 1)
- data = data_hi;
- }
-
- for(j=0; j<8; j++) {
- *forward_ptr++ = column_parity;
- column_parity >>= 1;
- }
- *forward_ptr = 0;
-
- return 45; //return number of emited bits
+ *forward_ptr = 0;
+
+ return 45; //return number of emited bits
}
//====================================================================
// fwd_bit_count set with number of bits to be sent
//====================================================================
void SendForward(uint8_t fwd_bit_count) {
-
- fwd_write_ptr = forwardLink_data;
- fwd_bit_sz = fwd_bit_count;
-
- LED_D_ON();
-
- //Field on
- FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
- FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
-
- // Give it a bit of time for the resonant antenna to settle.
- // And for the tag to fully power up
- SpinDelay(150);
-
- // force 1st mod pulse (start gap must be longer for 4305)
- fwd_bit_sz--; //prepare next bit modulation
- fwd_write_ptr++;
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off
- SpinDelayUs(55*8); //55 cycles off (8us each)for 4305
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
- FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);//field on
- SpinDelayUs(16*8); //16 cycles on (8us each)
-
- // now start writting
- while(fwd_bit_sz-- > 0) { //prepare next bit modulation
- if(((*fwd_write_ptr++) & 1) == 1)
- SpinDelayUs(32*8); //32 cycles at 125Khz (8us each)
- else {
- //These timings work for 4469/4269/4305 (with the 55*8 above)
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off
- SpinDelayUs(23*8); //16-4 cycles off (8us each)
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
- FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);//field on
- SpinDelayUs(9*8); //16 cycles on (8us each)
+
+ fwd_write_ptr = forwardLink_data;
+ fwd_bit_sz = fwd_bit_count;
+
+ LED_D_ON();
+
+ //Field on
+ FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
+
+ // Give it a bit of time for the resonant antenna to settle.
+ // And for the tag to fully power up
+ SpinDelay(150);
+
+ // force 1st mod pulse (start gap must be longer for 4305)
+ fwd_bit_sz--; //prepare next bit modulation
+ fwd_write_ptr++;
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off
+ SpinDelayUs(55*8); //55 cycles off (8us each)for 4305
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);//field on
+ SpinDelayUs(16*8); //16 cycles on (8us each)
+
+ // now start writting
+ while(fwd_bit_sz-- > 0) { //prepare next bit modulation
+ if(((*fwd_write_ptr++) & 1) == 1)
+ SpinDelayUs(32*8); //32 cycles at 125Khz (8us each)
+ else {
+ //These timings work for 4469/4269/4305 (with the 55*8 above)
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off
+ SpinDelayUs(23*8); //16-4 cycles off (8us each)
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);//field on
+ SpinDelayUs(9*8); //16 cycles on (8us each)
+ }
}
- }
}
-
void EM4xLogin(uint32_t Password) {
-
- uint8_t fwd_bit_count;
-
- forward_ptr = forwardLink_data;
- fwd_bit_count = Prepare_Cmd( FWD_CMD_LOGIN );
- fwd_bit_count += Prepare_Data( Password&0xFFFF, Password>>16 );
-
- SendForward(fwd_bit_count);
-
- //Wait for command to complete
- SpinDelay(20);
-
+
+ uint8_t fwd_bit_count;
+
+ forward_ptr = forwardLink_data;
+ fwd_bit_count = Prepare_Cmd( FWD_CMD_LOGIN );
+ fwd_bit_count += Prepare_Data( Password&0xFFFF, Password>>16 );
+
+ SendForward(fwd_bit_count);
+
+ //Wait for command to complete
+ SpinDelay(20);
+
}
void EM4xReadWord(uint8_t Address, uint32_t Pwd, uint8_t PwdMode) {
-
- uint8_t *dest = (uint8_t *)BigBuf;
- uint16_t bufferlength = 12000;
- uint32_t i = 0;
-
- // Clear destination buffer before sending the command 0x80 = average.
- memset(dest, 0x80, bufferlength);
-
- uint8_t fwd_bit_count;
-
- //If password mode do login
- if (PwdMode == 1) EM4xLogin(Pwd);
-
- forward_ptr = forwardLink_data;
- fwd_bit_count = Prepare_Cmd( FWD_CMD_READ );
- fwd_bit_count += Prepare_Addr( Address );
-
- // Connect the A/D to the peak-detected low-frequency path.
- SetAdcMuxFor(GPIO_MUXSEL_LOPKD);
- // Now set up the SSC to get the ADC samples that are now streaming at us.
- FpgaSetupSsc();
-
- SendForward(fwd_bit_count);
-
- // // Turn field on to read the response
- // TurnReadLFOn();
-
- // Now do the acquisition
- i = 0;
- for(;;) {
- if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) {
- AT91C_BASE_SSC->SSC_THR = 0x43;
- }
- if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
- dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
- ++i;
- if (i >= bufferlength) break;
- }
- }
-
- cmd_send(CMD_ACK,0,0,0,0,0);
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off
- LED_D_OFF();
+
+ uint8_t fwd_bit_count;
+ uint8_t *dest = BigBuf_get_addr();
+ int m=0, i=0;
+
+ //If password mode do login
+ if (PwdMode == 1) EM4xLogin(Pwd);
+
+ forward_ptr = forwardLink_data;
+ fwd_bit_count = Prepare_Cmd( FWD_CMD_READ );
+ fwd_bit_count += Prepare_Addr( Address );
+
+ m = BigBuf_max_traceLen();
+ // Clear destination buffer before sending the command
+ memset(dest, 128, m);
+ // Connect the A/D to the peak-detected low-frequency path.
+ SetAdcMuxFor(GPIO_MUXSEL_LOPKD);
+ // Now set up the SSC to get the ADC samples that are now streaming at us.
+ FpgaSetupSsc();
+
+ SendForward(fwd_bit_count);
+
+ // Now do the acquisition
+ i = 0;
+ for(;;) {
+ if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) {
+ AT91C_BASE_SSC->SSC_THR = 0x43;
+ }
+ if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
+ dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
+ i++;
+ if (i >= m) break;
+ }
+ }
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off
+ LED_D_OFF();
}
void EM4xWriteWord(uint32_t Data, uint8_t Address, uint32_t Pwd, uint8_t PwdMode) {
-
- uint8_t fwd_bit_count;
-
- //If password mode do login
- if (PwdMode == 1) EM4xLogin(Pwd);
-
- forward_ptr = forwardLink_data;
- fwd_bit_count = Prepare_Cmd( FWD_CMD_WRITE );
- fwd_bit_count += Prepare_Addr( Address );
- fwd_bit_count += Prepare_Data( Data&0xFFFF, Data>>16 );
-
- SendForward(fwd_bit_count);
-
- //Wait for write to complete
- SpinDelay(20);
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off
- LED_D_OFF();
+
+ uint8_t fwd_bit_count;
+
+ //If password mode do login
+ if (PwdMode == 1) EM4xLogin(Pwd);
+
+ forward_ptr = forwardLink_data;
+ fwd_bit_count = Prepare_Cmd( FWD_CMD_WRITE );
+ fwd_bit_count += Prepare_Addr( Address );
+ fwd_bit_count += Prepare_Data( Data&0xFFFF, Data>>16 );
+
+ SendForward(fwd_bit_count);
+
+ //Wait for write to complete
+ SpinDelay(20);
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off
+ LED_D_OFF();
}
#include "mifarecmd.h"\r
#include "apps.h"\r
#include "util.h"\r
-#include "desfire.h"\r
-#include "../common/crc.h"\r
+\r
+#include "crc.h"\r
\r
//-----------------------------------------------------------------------------\r
// Select, Authenticate, Read a MIFARE tag. \r
// ----------------------------- crypto1 destroy\r
crypto1_destroy(pcs);\r
\r
- if (MF_DBGLEVEL >= 2) DbpString("READ BLOCK FINISHED");\r
+ if (MF_DBGLEVEL >= 2) DbpString("READ BLOCK FINISHED");\r
\r
LED_B_ON();\r
cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);\r
if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
Dbprintf("Can't select card");\r
- OnError(0);\r
+ //OnError(0);\r
return;\r
};\r
\r
if(mifare_ultra_auth1(cuid, dataoutbuf)){\r
if (MF_DBGLEVEL >= MF_DBG_ERROR) \r
Dbprintf("Authentication part1: Fail.");\r
- OnError(1);\r
+ //OnError(1);\r
return;\r
}\r
\r
if(mifare_ultra_auth2(cuid, key, dataoutbuf)){\r
if (MF_DBGLEVEL >= MF_DBG_ERROR) \r
Dbprintf("Authentication part2: Fail...");\r
- OnError(1);\r
+ //OnError(1);\r
return; \r
}\r
\r
LED_A_ON();\r
LED_B_OFF();\r
LED_C_OFF();\r
-\r
+ \r
iso14a_clear_trace();\r
iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
\r
int len = iso14443a_select_card(uid, NULL, &cuid);\r
if(!len) {\r
if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");\r
- OnError(1);\r
+ //OnError(1);\r
return;\r
- };\r
- \r
+ };\r
+ \r
len = mifare_ultra_readblock(cuid, blockNo, dataout);\r
if(len) {\r
if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Read block error");\r
- OnError(2);\r
+ //OnError(2);\r
return;\r
- };\r
- \r
+ };\r
+ \r
len = mifare_ultra_halt(cuid);\r
if(len) {\r
if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Halt error");\r
- OnError(3);\r
+ //OnError(3);\r
return;\r
- };\r
+ };\r
\r
cmd_send(CMD_ACK,1,0,0,dataout,16);\r
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
\r
void MifareUReadCard(uint8_t arg0, int arg1, uint8_t *datain)\r
{\r
- // params\r
- uint8_t sectorNo = arg0;\r
+ // params\r
+ uint8_t sectorNo = arg0;\r
int Pages = arg1;\r
int count_Pages = 0;\r
byte_t dataout[176] = {0x00};;\r
uint8_t uid[10] = {0x00};\r
uint32_t cuid;\r
- \r
+\r
LED_A_ON();\r
LED_B_OFF();\r
LED_C_OFF();\r
if (!len) {\r
if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
Dbprintf("Can't select card");\r
- OnError(1);\r
+ //OnError(1);\r
return;\r
}\r
\r
if (len) {\r
if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
Dbprintf("Read block %d error",i);\r
- OnError(2);\r
+ //OnError(2);\r
return;\r
} else {\r
count_Pages++;\r
if (len) {\r
if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
Dbprintf("Halt error");\r
- OnError(3);\r
+ //OnError(3);\r
return;\r
}\r
\r
\r
void MifareUWriteBlock(uint8_t arg0, uint8_t *datain)\r
{\r
- // params\r
- uint8_t blockNo = arg0;\r
+ // params\r
+ uint8_t blockNo = arg0;\r
byte_t blockdata[16] = {0x00};\r
\r
- memcpy(blockdata, datain, 16);\r
- \r
- // variables\r
- byte_t isOK = 0;\r
+ memcpy(blockdata, datain,16);\r
+ \r
+ // variables\r
+ byte_t isOK = 0;\r
uint8_t uid[10] = {0x00};\r
- uint32_t cuid;\r
+ uint32_t cuid;\r
\r
- iso14a_clear_trace();\r
- iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
-\r
- LED_A_ON();\r
- LED_B_OFF();\r
- LED_C_OFF();\r
-\r
- while (true) {\r
- if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
- break;\r
- };\r
-\r
- if(mifare_ultra_writeblock(cuid, blockNo, blockdata)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
- break;\r
- };\r
+ iso14a_clear_trace();\r
+ iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
\r
- if(mifare_ultra_halt(cuid)) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
- break;\r
- };\r
- \r
- isOK = 1;\r
- break;\r
- }\r
+ LED_A_ON();\r
+ LED_B_OFF();\r
+ LED_C_OFF();\r
+\r
+ while (true) {\r
+ if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
+ break;\r
+ };\r
+\r
+ if(mifare_ultra_writeblock(cuid, blockNo, blockdata)) {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
+ break;\r
+ };\r
+\r
+ if(mifare_ultra_halt(cuid)) {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
+ break;\r
+ };\r
+ \r
+ isOK = 1;\r
+ break;\r
+ }\r
\r
- if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r
+ if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r
\r
- cmd_send(CMD_ACK,isOK,0,0,0,0);\r
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
- LEDsoff();\r
+ cmd_send(CMD_ACK,isOK,0,0,0,0);\r
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
+ LEDsoff();\r
}\r
\r
void MifareUWriteBlock_Special(uint8_t arg0, uint8_t *datain)\r
}\r
\r
// Return 1 if the nonce is invalid else return 0\r
-int valid_nonce(uint32_t Nt, uint32_t NtEnc, uint32_t Ks1, uint8_t * parity) {\r
+int valid_nonce(uint32_t Nt, uint32_t NtEnc, uint32_t Ks1, uint8_t *parity) {\r
return ((oddparity((Nt >> 24) & 0xFF) == ((parity[0]) ^ oddparity((NtEnc >> 24) & 0xFF) ^ BIT(Ks1,16))) & \\r
(oddparity((Nt >> 16) & 0xFF) == ((parity[1]) ^ oddparity((NtEnc >> 16) & 0xFF) ^ BIT(Ks1,8))) & \\r
(oddparity((Nt >> 8) & 0xFF) == ((parity[2]) ^ oddparity((NtEnc >> 8) & 0xFF) ^ BIT(Ks1,0)))) ? 1 : 0;\r
struct Crypto1State mpcs = {0, 0};\r
struct Crypto1State *pcs;\r
pcs = &mpcs;\r
- uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
\r
uint32_t auth1_time, auth2_time;\r
static uint16_t delta_time;\r
\r
+ // free eventually allocated BigBuf memory\r
+ BigBuf_free();\r
// clear trace\r
iso14a_clear_trace();\r
iso14a_set_tracing(false);\r
WDT_HIT();\r
\r
davg = dmax = 0;\r
- dmin = 2000; \r
+ dmin = 2000;\r
delta_time = 0;\r
\r
for (rtr = 0; rtr < 17; rtr++) {\r
}\r
}\r
\r
- if (rtr <= 1) return;\r
+ if (rtr <= 1) return;\r
\r
davg = (davg + (rtr - 1)/2) / (rtr - 1);\r
\r
// get crypted nonces for target sector\r
for(i=0; i < 2; i++) { // look for exactly two different nonces\r
\r
- WDT_HIT(); \r
- if(BUTTON_PRESS()) {\r
- DbpString("Nested: cancelled");\r
- crypto1_destroy(pcs);\r
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
- LEDsoff();\r
- return;\r
- }\r
-\r
target_nt[i] = 0;\r
while(target_nt[i] == 0) { // continue until we have an unambiguous nonce\r
- \r
+ \r
// prepare next select. No need to power down the card.\r
if(mifare_classic_halt(pcs, cuid)) {\r
if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error");\r
if (target_nt[i] == 0 && j == dmax+1 && MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (all invalid)", i+1);\r
}\r
}\r
- \r
+\r
LED_C_OFF();\r
\r
// ----------------------------- crypto1 destroy\r
uint8_t d_block[18] = {0x00};\r
uint32_t cuid;\r
\r
- uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
- \r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
+\r
// reset FPGA and LED\r
if (workFlags & 0x08) {\r
LED_A_ON();\r
LED_B_OFF();\r
LED_C_OFF();\r
- \r
+ \r
iso14a_clear_trace();\r
iso14a_set_tracing(TRUE);\r
iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
uint8_t data[18] = {0x00};\r
uint32_t cuid = 0;\r
\r
- uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
if (workFlags & 0x08) {\r
LED_A_ON();\r
LED_B_OFF();\r
LED_C_OFF();\r
-\r
+ \r
iso14a_clear_trace();\r
iso14a_set_tracing(TRUE);\r
iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
// variables\r
byte_t isOK = 1;\r
\r
- uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
cmd_send(CMD_ACK,isOK,0,0,0,0);\r
}\r
\r
-//\r
+ //\r
// DESFIRE\r
//\r
\r
if(!len) {\r
if (MF_DBGLEVEL >= MF_DBG_ERROR) \r
Dbprintf("Can't select card");\r
- OnError(1);\r
+ //OnError(1);\r
return;\r
};\r
\r
if(mifare_desfire_des_auth1(cuid, dataout)){\r
if (MF_DBGLEVEL >= MF_DBG_ERROR) \r
Dbprintf("Authentication part1: Fail.");\r
- OnError(4);\r
+ //OnError(4);\r
return;\r
}\r
\r
if( isOK) {\r
if (MF_DBGLEVEL >= MF_DBG_EXTENDED) \r
Dbprintf("Authentication part2: Failed"); \r
- OnError(4);\r
+ //OnError(4);\r
return;\r
}\r
\r
cmd_send(CMD_ACK, isOK, 0, 0, dataout, sizeof(dataout));\r
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
LEDsoff();\r
-}
\ No newline at end of file
+}\r
\r
static int sniffState = SNF_INIT;\r
static uint8_t sniffUIDType;\r
-static uint8_t sniffUID[8];\r
-static uint8_t sniffATQA[2];\r
+static uint8_t sniffUID[8] = {0x00};\r
+static uint8_t sniffATQA[2] = {0x00};\r
static uint8_t sniffSAK;\r
-static uint8_t sniffBuf[16];\r
+static uint8_t sniffBuf[16] = {0x00};\r
static uint32_t timerData = 0;\r
\r
\r
int pckSize = 0;\r
int pckLen = traceLen;\r
int pckNum = 0;\r
-\r
+ uint8_t *trace = BigBuf_get_addr();\r
+ \r
FpgaDisableSscDma();\r
while (pckLen > 0) {\r
pckSize = MIN(USB_CMD_DATA_SIZE, pckLen);\r
LED_B_ON();\r
- cmd_send(CMD_ACK, 1, pckSize, pckNum, trace + traceLen - pckLen, pckSize);\r
+ cmd_send(CMD_ACK, 1, traceLen, pckSize, trace + traceLen - pckLen, pckSize);\r
LED_B_OFF();\r
\r
pckLen -= pckSize;\r
// Work with mifare cards.\r
//-----------------------------------------------------------------------------\r
\r
-#include "../include/proxmark3.h"\r
+#include "proxmark3.h"\r
#include "apps.h"\r
#include "util.h"\r
#include "string.h"\r
\r
-#include "../common/iso14443crc.h"\r
+#include "iso14443crc.h"\r
#include "iso14443a.h"\r
#include "crapto1.h"\r
#include "mifareutil.h"\r
\r
int MF_DBGLEVEL = MF_DBG_ALL;\r
\r
-// memory management\r
-uint8_t* get_bigbufptr_recvrespbuf(void) {\r
- return (((uint8_t *)BigBuf) + RECV_RESP_OFFSET);\r
-}\r
-uint8_t* get_bigbufptr_recvcmdbuf(void) {\r
- return (((uint8_t *)BigBuf) + RECV_CMD_OFFSET); \r
-}\r
-uint8_t* get_bigbufptr_emlcardmem(void) {\r
- return (((uint8_t *)BigBuf) + CARD_MEMORY_OFFSET);\r
-}\r
-\r
// crypto1 helpers\r
void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *data, int len){\r
uint8_t bt = 0;\r
}\r
\r
// send commands\r
-int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing)\r
+int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing)\r
{\r
- return mifare_sendcmd_shortex(pcs, crypted, cmd, data, answer, answer_parity, timing);
-}
-
-int mifare_sendcmd_short_special(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t* data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing)
-{
- uint8_t dcmd[8];
- dcmd[0] = cmd;\r
+ return mifare_sendcmd_shortex(pcs, crypted, cmd, data, answer, answer_parity, timing);\r
+}\r
+\r
+int mifare_sendcmd_short_special(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t* data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing)\r
+{\r
+ uint8_t dcmd[8];\r
+ dcmd[0] = cmd;\r
dcmd[1] = data[0];\r
- dcmd[2] = data[1];
+ dcmd[2] = data[1];\r
dcmd[3] = data[2];\r
dcmd[4] = data[3];\r
dcmd[5] = data[4];\r
- AppendCrc14443a(dcmd, 6);
- ReaderTransmit(dcmd, sizeof(dcmd), NULL);
- int len = ReaderReceive(answer, answer_parity);
- if(!len) {
- if (MF_DBGLEVEL >= 1) Dbprintf("Authentication failed. Card timeout.");
- return 2;
+ AppendCrc14443a(dcmd, 6);\r
+ ReaderTransmit(dcmd, sizeof(dcmd), NULL);\r
+ int len = ReaderReceive(answer, answer_parity);\r
+ if(!len) {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("Authentication failed. Card timeout.");\r
+ return 2;\r
}\r
return len;\r
}\r
if(len==1) {\r
if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("NAK - Authentication failed.");\r
return 1;\r
- }
- return len;
-}
-
-int mifare_sendcmd_shortex(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing)
-{
- uint8_t dcmd[4], ecmd[4];
+ }\r
+ return len;\r
+}\r
+\r
+int mifare_sendcmd_shortex(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing)\r
+{\r
+ uint8_t dcmd[4], ecmd[4];\r
uint16_t pos, res;\r
uint8_t par[1]; // 1 Byte parity is enough here\r
dcmd[0] = cmd;\r
int len = ReaderReceive(answer, par);\r
\r
if (answer_parity) *answer_parity = par[0];\r
-\r
+ \r
if (crypted == CRYPT_ALL) {\r
if (len == 1) {\r
res = 0;\r
return mifare_classic_authex(pcs, uid, blockNo, keyType, ui64Key, isNested, NULL, NULL);\r
}\r
\r
-int mifare_classic_authex(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested, uint32_t * ntptr, uint32_t *timing) \r
+int mifare_classic_authex(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested, uint32_t *ntptr, uint32_t *timing) \r
{\r
// variables\r
int len; \r
uint32_t nt, ntpp; // Supplied tag nonce\r
\r
uint8_t mf_nr_ar[] = { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 };\r
- uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
-\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
+ \r
// Transmit MIFARE_CLASSIC_AUTH\r
len = mifare_sendcmd_short(pcs, isNested, 0x60 + (keyType & 0x01), blockNo, receivedAnswer, receivedAnswerPar, timing);\r
if (MF_DBGLEVEL >= 4) Dbprintf("rand tag nonce len: %x", len); \r
int len; \r
uint8_t bt[2];\r
\r
- uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t* receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
// command MIFARE_CLASSIC_READBLOCK\r
len = mifare_sendcmd_short(pcs, 1, 0x30, blockNo, receivedAnswer, receivedAnswerPar, NULL);\r
}\r
\r
memcpy(blockData, receivedAnswer, 16);\r
- return 0;
+ return 0;\r
}\r
\r
// mifare ultralight commands\r
int mifare_ultra_auth1(uint32_t uid, uint8_t *blockData){\r
\r
uint16_t len;\r
- uint8_t *receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
len = mifare_sendcmd_short(NULL, 1, 0x1A, 0x00, receivedAnswer,receivedAnswerPar ,NULL);\r
if (len == 1) {\r
int mifare_ultra_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData){\r
\r
uint16_t len;\r
- uint8_t *receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
len = mifare_sendcmd_short_mfucauth(NULL, 1, 0xAF, key, receivedAnswer, receivedAnswerPar, NULL);\r
if (len == 1) {\r
}\r
memcpy(blockData, receivedAnswer, 11);\r
return 0;\r
-}
-
-int mifare_ultra_readblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData)
-{
- uint16_t len;
- uint8_t bt[2];
- uint8_t *receivedAnswer = get_bigbufptr_recvrespbuf();
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
- \r
-
- // command MIFARE_CLASSIC_READBLOCK
- len = mifare_sendcmd_short(NULL, 1, 0x30, blockNo, receivedAnswer, receivedAnswerPar, NULL);
- if (len == 1) {
+}\r
+\r
+int mifare_ultra_readblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData)\r
+{\r
+ uint16_t len;\r
+ uint8_t bt[2];\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
+ \r
+ \r
+ // command MIFARE_CLASSIC_READBLOCK\r
+ len = mifare_sendcmd_short(NULL, 1, 0x30, blockNo, receivedAnswer, receivedAnswerPar, NULL);\r
+ if (len == 1) {\r
if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
- Dbprintf("Cmd Error: %02x", receivedAnswer[0]);
- return 1;
- }
- if (len != 18) {
+ Dbprintf("Cmd Error: %02x", receivedAnswer[0]);\r
+ return 1;\r
+ }\r
+ if (len != 18) {\r
if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
- Dbprintf("Cmd Error: card timeout. len: %x", len);
- return 2;
- }
-
- memcpy(bt, receivedAnswer + 16, 2);
- AppendCrc14443a(receivedAnswer, 16);
- if (bt[0] != receivedAnswer[16] || bt[1] != receivedAnswer[17]) {
+ Dbprintf("Cmd Error: card timeout. len: %x", len);\r
+ return 2;\r
+ }\r
+ \r
+ memcpy(bt, receivedAnswer + 16, 2);\r
+ AppendCrc14443a(receivedAnswer, 16);\r
+ if (bt[0] != receivedAnswer[16] || bt[1] != receivedAnswer[17]) {\r
if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
- Dbprintf("Cmd CRC response error.");
- return 3;
- }
-
- memcpy(blockData, receivedAnswer, 14);
- return 0;
-}
-
-
-int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData)
-{
- // variables
+ Dbprintf("Cmd CRC response error.");\r
+ return 3;\r
+ }\r
+ \r
+ memcpy(blockData, receivedAnswer, 14);\r
+ return 0;\r
+}\r
+\r
+\r
+int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData) \r
+{\r
+ // variables\r
uint16_t len, i; \r
uint32_t pos;\r
uint8_t par[3] = {0}; // enough for 18 Bytes to send\r
byte_t res;\r
\r
uint8_t d_block[18], d_block_enc[18];\r
- uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t* receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
// command MIFARE_CLASSIC_WRITEBLOCK\r
len = mifare_sendcmd_short(pcs, 1, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL);\r
return 2;\r
}\r
\r
- return 0;
-}
-
-int mifare_ultra_writeblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData)
-{
- uint16_t len;
- uint8_t par[3] = {0}; // enough for 18 parity bits
- uint8_t d_block[18] = {0x00};
- uint8_t *receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;
-
- // command MIFARE_CLASSIC_WRITEBLOCK
- len = mifare_sendcmd_short(NULL, true, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL);
-
- if ((len != 1) || (receivedAnswer[0] != 0x0A)) { // 0x0a - ACK
+ return 0;\r
+}\r
+\r
+int mifare_ultra_writeblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData) \r
+{\r
+ uint16_t len; \r
+ uint8_t par[3] = {0}; // enough for 18 parity bits\r
+ uint8_t d_block[18] = {0x00};\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
+ \r
+ // command MIFARE_CLASSIC_WRITEBLOCK\r
+ len = mifare_sendcmd_short(NULL, true, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL);\r
+\r
+ if ((len != 1) || (receivedAnswer[0] != 0x0A)) { // 0x0a - ACK\r
if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
- Dbprintf("Cmd Addr Error: %02x", receivedAnswer[0]);
- return 1;
- }
-
- memcpy(d_block, blockData, 16);
- AppendCrc14443a(d_block, 16);
-
- ReaderTransmitPar(d_block, sizeof(d_block), par, NULL);
-\r
- len = ReaderReceive(receivedAnswer, receivedAnswerPar);
-
- if ((len != 1) || (receivedAnswer[0] != 0x0A)) { // 0x0a - ACK
+ Dbprintf("Cmd Addr Error: %02x", receivedAnswer[0]); \r
+ return 1;\r
+ }\r
+\r
+ memcpy(d_block, blockData, 16);\r
+ AppendCrc14443a(d_block, 16);\r
+\r
+ ReaderTransmitPar(d_block, sizeof(d_block), par, NULL);\r
+\r
+ len = ReaderReceive(receivedAnswer, receivedAnswerPar); \r
+\r
+ if ((len != 1) || (receivedAnswer[0] != 0x0A)) { // 0x0a - ACK\r
if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
- Dbprintf("Cmd Data Error: %02x %d", receivedAnswer[0],len);
- return 2;
- }
- return 0;
-}
-
-int mifare_ultra_special_writeblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData)
-{
- uint16_t len;
- uint8_t d_block[8] = {0x00};
- uint8_t *receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;
-
- // command MIFARE_CLASSIC_WRITEBLOCK
- d_block[0]= blockNo;
- memcpy(d_block+1,blockData,4);
- AppendCrc14443a(d_block, 6);
-
- len = mifare_sendcmd_short_special(NULL, 1, 0xA2, d_block, receivedAnswer, receivedAnswerPar, NULL);
-
- if (receivedAnswer[0] != 0x0A) { // 0x0a - ACK
+ Dbprintf("Cmd Data Error: %02x %d", receivedAnswer[0],len);\r
+ return 2;\r
+ } \r
+ return 0;\r
+} \r
+\r
+int mifare_ultra_special_writeblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData)\r
+{\r
+ uint16_t len;\r
+ uint8_t d_block[8] = {0x00};\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
+\r
+ // command MIFARE_CLASSIC_WRITEBLOCK\r
+ d_block[0]= blockNo;\r
+ memcpy(d_block+1,blockData,4);\r
+ AppendCrc14443a(d_block, 6);\r
+\r
+ len = mifare_sendcmd_short_special(NULL, 1, 0xA2, d_block, receivedAnswer, receivedAnswerPar, NULL);\r
+\r
+ if (receivedAnswer[0] != 0x0A) { // 0x0a - ACK\r
if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
- Dbprintf("Cmd Send Error: %02x %d", receivedAnswer[0],len);
- return 1;
- }
- return 0;
-}
-
-int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid)
-{
+ Dbprintf("Cmd Send Error: %02x %d", receivedAnswer[0],len);\r
+ return 1;\r
+ }\r
+ return 0;\r
+}\r
+\r
+int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid) \r
+{\r
uint16_t len; \r
- uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
len = mifare_sendcmd_short(pcs, pcs == NULL ? false:true, 0x50, 0x00, receivedAnswer, receivedAnswerPar, NULL);\r
if (len != 0) {\r
return 1;\r
}\r
\r
- return 0;
-}
-
-int mifare_ultra_halt(uint32_t uid)
-{
- uint16_t len; \r
- uint8_t *receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
-
- len = mifare_sendcmd_short(NULL, true, 0x50, 0x00, receivedAnswer, receivedAnswerPar, NULL);
- if (len != 0) {
+ return 0;\r
+}\r
+\r
+int mifare_ultra_halt(uint32_t uid)\r
+{\r
+ uint16_t len;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
+ \r
+ len = mifare_sendcmd_short(NULL, true, 0x50, 0x00, receivedAnswer, receivedAnswerPar, NULL);\r
+ if (len != 0) {\r
if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
- Dbprintf("halt error. response len: %x", len);
- return 1;
+ Dbprintf("halt error. response len: %x", len);\r
+ return 1;\r
}\r
- return 0;
-}
-
+ return 0;\r
+}\r
+\r
\r
// Mifare Memory Structure: up to 32 Sectors with 4 blocks each (1k and 2k cards),\r
// plus evtl. 8 sectors with 16 blocks each (4k cards)\r
}\r
\r
\r
-// work with emulator memory
-void emlSetMem(uint8_t *data, int blockNum, int blocksCount) {
- uint8_t* emCARD = get_bigbufptr_emlcardmem();\r
+// work with emulator memory\r
+void emlSetMem(uint8_t *data, int blockNum, int blocksCount) {\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
memcpy(emCARD + blockNum * 16, data, blocksCount * 16);\r
}\r
\r
void emlGetMem(uint8_t *data, int blockNum, int blocksCount) {\r
- uint8_t* emCARD = get_bigbufptr_emlcardmem();\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
memcpy(data, emCARD + blockNum * 16, blocksCount * 16);\r
}\r
\r
void emlGetMemBt(uint8_t *data, int bytePtr, int byteCount) {\r
- uint8_t* emCARD = get_bigbufptr_emlcardmem();\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
memcpy(data, emCARD + bytePtr, byteCount);\r
}\r
\r
int emlCheckValBl(int blockNum) {\r
- uint8_t* emCARD = get_bigbufptr_emlcardmem();\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
uint8_t* data = emCARD + blockNum * 16;\r
\r
if ((data[0] != (data[4] ^ 0xff)) || (data[0] != data[8]) ||\r
}\r
\r
int emlGetValBl(uint32_t *blReg, uint8_t *blBlock, int blockNum) {\r
- uint8_t* emCARD = get_bigbufptr_emlcardmem();\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
uint8_t* data = emCARD + blockNum * 16;\r
\r
if (emlCheckValBl(blockNum)) {\r
}\r
\r
memcpy(blReg, data, 4);\r
- *blBlock = data[12]; \r
+ *blBlock = data[12];\r
return 0;\r
}\r
\r
int emlSetValBl(uint32_t blReg, uint8_t blBlock, int blockNum) {\r
- uint8_t* emCARD = get_bigbufptr_emlcardmem();\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
uint8_t* data = emCARD + blockNum * 16;\r
\r
memcpy(data + 0, &blReg, 4);\r
\r
uint64_t emlGetKey(int sectorNum, int keyType) {\r
uint8_t key[6];\r
- uint8_t* emCARD = get_bigbufptr_emlcardmem();\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
\r
memcpy(key, emCARD + 16 * (FirstBlockOfSector(sectorNum) + NumBlocksPerSector(sectorNum) - 1) + keyType * 10, 6);\r
return bytes_to_num(key, 6);\r
\r
const uint8_t trailer[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x07, 0x80, 0x69, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};\r
const uint8_t uid[] = {0xe6, 0x84, 0x87, 0xf3, 0x16, 0x88, 0x04, 0x00, 0x46, 0x8e, 0x45, 0x55, 0x4d, 0x70, 0x41, 0x04};\r
- uint8_t* emCARD = get_bigbufptr_emlcardmem();\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
\r
memset(emCARD, 0, CARD_MEMORY_SIZE);\r
\r
int len;\r
// load key, keynumber\r
uint8_t data[2]={0x0a, 0x00};\r
- uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
len = mifare_sendcmd_special(NULL, 1, 0x02, data, receivedAnswer,receivedAnswerPar,NULL);\r
if (len == 1) {\r
data[0] = 0xAF;\r
memcpy(data+1,key,16);\r
\r
- uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
len = mifare_sendcmd_special2(NULL, 1, 0x03, data, receivedAnswer, receivedAnswerPar ,NULL);\r
\r
return 0;\r
}\r
return 1;\r
-}
\ No newline at end of file
+}\r
#define CRYPT_NONE 0\r
#define CRYPT_ALL 1\r
#define CRYPT_REQUEST 2\r
-#define AUTH_FIRST 0\r
+#define AUTH_FIRST 0 \r
#define AUTH_NESTED 2\r
\r
// mifare 4bit card answers\r
#define cardSTATE_TO_IDLE() cardSTATE = MFEMUL_IDLE; LED_B_OFF(); LED_C_OFF();\r
\r
//functions
-uint8_t* mifare_get_bigbufptr(void);
int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);
-int mifare_sendcmd_short_special(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t *data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing);
+int mifare_sendcmd_short_special(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t *data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);
\r
int mifare_sendcmd_short_mfucauth(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t *data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing);\r
int mifare_sendcmd_shortex(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);
void mf_crypto1_encrypt(struct Crypto1State *pcs, uint8_t *data, uint16_t len, uint8_t *par);\r
uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data);\r
\r
-// memory management\r
-uint8_t* get_bigbufptr_recvrespbuf(void);\r
-uint8_t* get_bigbufptr_recvcmdbuf(void);\r
-uint8_t* get_bigbufptr_emlcardmem(void);\r
-\r
// Mifare memory structure\r
uint8_t NumBlocksPerSector(uint8_t sectorNo);\r
uint8_t FirstBlockOfSector(uint8_t sectorNo);\r
int strlen(const char *str);
RAMFUNC void *memcpy(void *dest, const void *src, int len);
void *memset(void *dest, int c, int len);
-RAMFUNC int memcmp(const void *av, const void *bv, int len);
+RAMFUNC int memcmp(const void *av, const void *bv, int len);
void memxor(uint8_t * dest, uint8_t * src, size_t len);
char *strncat(char *dest, const char *src, unsigned int n);
char *strcat(char *dest, const char *src);
#include <stddef.h>
#include <stdint.h>
-#include "../include/common.h"
+#include "common.h"
#define BYTEx(x, n) (((x) >> (n * 8)) & 0xff )
CC=gcc
CXX=g++
#COMMON_FLAGS = -m32
-
VPATH = ../common
OBJDIR = obj
-LDLIBS = -L/mingw/lib -L/opt/local/lib -L/usr/local/lib ../liblua/liblua.a -lm -lreadline -lpthread -lcrypto -lgdi32
+LDLIBS = -L/opt/local/lib -L/usr/local/lib ../liblua/liblua.a -lreadline -lpthread -lm
LDFLAGS = $(COMMON_FLAGS)
-CFLAGS = -std=c99 -lcrypto -I. -I../include -I../common -I/mingw/include -I/opt/local/include -I../liblua -Wall $(COMMON_FLAGS) -g -O4
+CFLAGS = -std=c99 -I. -I../include -I../common -I/opt/local/include -I../liblua -Wall $(COMMON_FLAGS) -g -O4
LUAPLATFORM = generic
-
ifneq (,$(findstring MINGW,$(platform)))
-CXXFLAGS = -I$(QTDIR)/include -I$(QTDIR)/include/QtCore -I$(QTDIR)/include/QtGui -I$(QTDIR)/include/QtWidgets -I/mingw/include
-QTLDLIBS = -L$(QTDIR)/lib -lQt5Core -lQt5Gui -lQt5Widgets
+CXXFLAGS = -I$(QTDIR)/include -I$(QTDIR)/include/QtCore -I$(QTDIR)/include/QtGui
+QTLDLIBS = -L$(QTDIR)/lib -lQtCore4 -lQtGui4
MOC = $(QTDIR)/bin/moc
LUAPLATFORM = mingw
else ifeq ($(platform),Darwin)
CMDSRCS = nonce2key/crapto1.c\
- nonce2key/crypto1.c\
- nonce2key/nonce2key.c\
- loclass/cipher.c \
- loclass/cipherutils.c \
- loclass/des.c \
- loclass/ikeys.c \
- loclass/elite_crack.c \
- loclass/fileutils.c \
- loclass/hash1_brute.c \
- mifarehost.c \
+ nonce2key/crypto1.c\
+ nonce2key/nonce2key.c\
+ loclass/cipher.c \
+ loclass/cipherutils.c \
+ loclass/des.c \
+ loclass/ikeys.c \
+ loclass/elite_crack.c\
+ loclass/fileutils.c\
+ mifarehost.c\
crc16.c \
iso14443crc.c \
iso15693tools.c \
cmdhflegic.c \
cmdhficlass.c \
cmdhfmf.c \
- cmdhfmfu.c \
- cmdhfmfdes.c \
- cmdhfdes.c \
+ cmdhfmfu.c \
cmdhw.c \
cmdlf.c \
- cmdlfawid26.c \
cmdlfio.c \
cmdlfhid.c \
cmdlfem4x.c \
scripting.c\
cmdscript.c\
pm3_bitlib.c\
+ aes.c\
COREOBJS = $(CORESRCS:%.c=$(OBJDIR)/%.o)
--- /dev/null
+/*
+ * FIPS-197 compliant AES implementation
+ *
+ * Copyright (C) 2006-2014, Brainspark B.V.
+ *
+ * This file is part of PolarSSL (http://www.polarssl.org)
+ * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
+ *
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+/*
+ * The AES block cipher was designed by Vincent Rijmen and Joan Daemen.
+ *
+ * http://csrc.nist.gov/encryption/aes/rijndael/Rijndael.pdf
+ * http://csrc.nist.gov/publications/fips/fips197/fips-197.pdf
+ */
+
+#if !defined(POLARSSL_CONFIG_FILE)
+#include "polarssl_config.h"
+#else
+#include POLARSSL_CONFIG_FILE
+#endif
+
+#if defined(POLARSSL_AES_C)
+
+#include "aes.h"
+#if defined(POLARSSL_PADLOCK_C)
+#include "polarssl/padlock.h"
+#endif
+#if defined(POLARSSL_AESNI_C)
+#include "polarssl/aesni.h"
+#endif
+
+#if defined(POLARSSL_PLATFORM_C)
+#include "polarssl/platform.h"
+#else
+#define polarssl_printf printf
+#endif
+
+#if !defined(POLARSSL_AES_ALT)
+
+/* Implementation that should never be optimized out by the compiler */
+static void polarssl_zeroize( void *v, size_t n ) {
+ volatile unsigned char *p = v; while( n-- ) *p++ = 0;
+}
+
+/*
+ * 32-bit integer manipulation macros (little endian)
+ */
+#ifndef GET_UINT32_LE
+#define GET_UINT32_LE(n,b,i) \
+{ \
+ (n) = ( (uint32_t) (b)[(i) ] ) \
+ | ( (uint32_t) (b)[(i) + 1] << 8 ) \
+ | ( (uint32_t) (b)[(i) + 2] << 16 ) \
+ | ( (uint32_t) (b)[(i) + 3] << 24 ); \
+}
+#endif
+
+#ifndef PUT_UINT32_LE
+#define PUT_UINT32_LE(n,b,i) \
+{ \
+ (b)[(i) ] = (unsigned char) ( (n) ); \
+ (b)[(i) + 1] = (unsigned char) ( (n) >> 8 ); \
+ (b)[(i) + 2] = (unsigned char) ( (n) >> 16 ); \
+ (b)[(i) + 3] = (unsigned char) ( (n) >> 24 ); \
+}
+#endif
+
+#if defined(POLARSSL_PADLOCK_C) && \
+ ( defined(POLARSSL_HAVE_X86) || defined(PADLOCK_ALIGN16) )
+static int aes_padlock_ace = -1;
+#endif
+
+#if defined(POLARSSL_AES_ROM_TABLES)
+/*
+ * Forward S-box
+ */
+static const unsigned char FSb[256] =
+{
+ 0x63, 0x7C, 0x77, 0x7B, 0xF2, 0x6B, 0x6F, 0xC5,
+ 0x30, 0x01, 0x67, 0x2B, 0xFE, 0xD7, 0xAB, 0x76,
+ 0xCA, 0x82, 0xC9, 0x7D, 0xFA, 0x59, 0x47, 0xF0,
+ 0xAD, 0xD4, 0xA2, 0xAF, 0x9C, 0xA4, 0x72, 0xC0,
+ 0xB7, 0xFD, 0x93, 0x26, 0x36, 0x3F, 0xF7, 0xCC,
+ 0x34, 0xA5, 0xE5, 0xF1, 0x71, 0xD8, 0x31, 0x15,
+ 0x04, 0xC7, 0x23, 0xC3, 0x18, 0x96, 0x05, 0x9A,
+ 0x07, 0x12, 0x80, 0xE2, 0xEB, 0x27, 0xB2, 0x75,
+ 0x09, 0x83, 0x2C, 0x1A, 0x1B, 0x6E, 0x5A, 0xA0,
+ 0x52, 0x3B, 0xD6, 0xB3, 0x29, 0xE3, 0x2F, 0x84,
+ 0x53, 0xD1, 0x00, 0xED, 0x20, 0xFC, 0xB1, 0x5B,
+ 0x6A, 0xCB, 0xBE, 0x39, 0x4A, 0x4C, 0x58, 0xCF,
+ 0xD0, 0xEF, 0xAA, 0xFB, 0x43, 0x4D, 0x33, 0x85,
+ 0x45, 0xF9, 0x02, 0x7F, 0x50, 0x3C, 0x9F, 0xA8,
+ 0x51, 0xA3, 0x40, 0x8F, 0x92, 0x9D, 0x38, 0xF5,
+ 0xBC, 0xB6, 0xDA, 0x21, 0x10, 0xFF, 0xF3, 0xD2,
+ 0xCD, 0x0C, 0x13, 0xEC, 0x5F, 0x97, 0x44, 0x17,
+ 0xC4, 0xA7, 0x7E, 0x3D, 0x64, 0x5D, 0x19, 0x73,
+ 0x60, 0x81, 0x4F, 0xDC, 0x22, 0x2A, 0x90, 0x88,
+ 0x46, 0xEE, 0xB8, 0x14, 0xDE, 0x5E, 0x0B, 0xDB,
+ 0xE0, 0x32, 0x3A, 0x0A, 0x49, 0x06, 0x24, 0x5C,
+ 0xC2, 0xD3, 0xAC, 0x62, 0x91, 0x95, 0xE4, 0x79,
+ 0xE7, 0xC8, 0x37, 0x6D, 0x8D, 0xD5, 0x4E, 0xA9,
+ 0x6C, 0x56, 0xF4, 0xEA, 0x65, 0x7A, 0xAE, 0x08,
+ 0xBA, 0x78, 0x25, 0x2E, 0x1C, 0xA6, 0xB4, 0xC6,
+ 0xE8, 0xDD, 0x74, 0x1F, 0x4B, 0xBD, 0x8B, 0x8A,
+ 0x70, 0x3E, 0xB5, 0x66, 0x48, 0x03, 0xF6, 0x0E,
+ 0x61, 0x35, 0x57, 0xB9, 0x86, 0xC1, 0x1D, 0x9E,
+ 0xE1, 0xF8, 0x98, 0x11, 0x69, 0xD9, 0x8E, 0x94,
+ 0x9B, 0x1E, 0x87, 0xE9, 0xCE, 0x55, 0x28, 0xDF,
+ 0x8C, 0xA1, 0x89, 0x0D, 0xBF, 0xE6, 0x42, 0x68,
+ 0x41, 0x99, 0x2D, 0x0F, 0xB0, 0x54, 0xBB, 0x16
+};
+
+/*
+ * Forward tables
+ */
+#define FT \
+\
+ V(A5,63,63,C6), V(84,7C,7C,F8), V(99,77,77,EE), V(8D,7B,7B,F6), \
+ V(0D,F2,F2,FF), V(BD,6B,6B,D6), V(B1,6F,6F,DE), V(54,C5,C5,91), \
+ V(50,30,30,60), V(03,01,01,02), V(A9,67,67,CE), V(7D,2B,2B,56), \
+ V(19,FE,FE,E7), V(62,D7,D7,B5), V(E6,AB,AB,4D), V(9A,76,76,EC), \
+ V(45,CA,CA,8F), V(9D,82,82,1F), V(40,C9,C9,89), V(87,7D,7D,FA), \
+ V(15,FA,FA,EF), V(EB,59,59,B2), V(C9,47,47,8E), V(0B,F0,F0,FB), \
+ V(EC,AD,AD,41), V(67,D4,D4,B3), V(FD,A2,A2,5F), V(EA,AF,AF,45), \
+ V(BF,9C,9C,23), V(F7,A4,A4,53), V(96,72,72,E4), V(5B,C0,C0,9B), \
+ V(C2,B7,B7,75), V(1C,FD,FD,E1), V(AE,93,93,3D), V(6A,26,26,4C), \
+ V(5A,36,36,6C), V(41,3F,3F,7E), V(02,F7,F7,F5), V(4F,CC,CC,83), \
+ V(5C,34,34,68), V(F4,A5,A5,51), V(34,E5,E5,D1), V(08,F1,F1,F9), \
+ V(93,71,71,E2), V(73,D8,D8,AB), V(53,31,31,62), V(3F,15,15,2A), \
+ V(0C,04,04,08), V(52,C7,C7,95), V(65,23,23,46), V(5E,C3,C3,9D), \
+ V(28,18,18,30), V(A1,96,96,37), V(0F,05,05,0A), V(B5,9A,9A,2F), \
+ V(09,07,07,0E), V(36,12,12,24), V(9B,80,80,1B), V(3D,E2,E2,DF), \
+ V(26,EB,EB,CD), V(69,27,27,4E), V(CD,B2,B2,7F), V(9F,75,75,EA), \
+ V(1B,09,09,12), V(9E,83,83,1D), V(74,2C,2C,58), V(2E,1A,1A,34), \
+ V(2D,1B,1B,36), V(B2,6E,6E,DC), V(EE,5A,5A,B4), V(FB,A0,A0,5B), \
+ V(F6,52,52,A4), V(4D,3B,3B,76), V(61,D6,D6,B7), V(CE,B3,B3,7D), \
+ V(7B,29,29,52), V(3E,E3,E3,DD), V(71,2F,2F,5E), V(97,84,84,13), \
+ V(F5,53,53,A6), V(68,D1,D1,B9), V(00,00,00,00), V(2C,ED,ED,C1), \
+ V(60,20,20,40), V(1F,FC,FC,E3), V(C8,B1,B1,79), V(ED,5B,5B,B6), \
+ V(BE,6A,6A,D4), V(46,CB,CB,8D), V(D9,BE,BE,67), V(4B,39,39,72), \
+ V(DE,4A,4A,94), V(D4,4C,4C,98), V(E8,58,58,B0), V(4A,CF,CF,85), \
+ V(6B,D0,D0,BB), V(2A,EF,EF,C5), V(E5,AA,AA,4F), V(16,FB,FB,ED), \
+ V(C5,43,43,86), V(D7,4D,4D,9A), V(55,33,33,66), V(94,85,85,11), \
+ V(CF,45,45,8A), V(10,F9,F9,E9), V(06,02,02,04), V(81,7F,7F,FE), \
+ V(F0,50,50,A0), V(44,3C,3C,78), V(BA,9F,9F,25), V(E3,A8,A8,4B), \
+ V(F3,51,51,A2), V(FE,A3,A3,5D), V(C0,40,40,80), V(8A,8F,8F,05), \
+ V(AD,92,92,3F), V(BC,9D,9D,21), V(48,38,38,70), V(04,F5,F5,F1), \
+ V(DF,BC,BC,63), V(C1,B6,B6,77), V(75,DA,DA,AF), V(63,21,21,42), \
+ V(30,10,10,20), V(1A,FF,FF,E5), V(0E,F3,F3,FD), V(6D,D2,D2,BF), \
+ V(4C,CD,CD,81), V(14,0C,0C,18), V(35,13,13,26), V(2F,EC,EC,C3), \
+ V(E1,5F,5F,BE), V(A2,97,97,35), V(CC,44,44,88), V(39,17,17,2E), \
+ V(57,C4,C4,93), V(F2,A7,A7,55), V(82,7E,7E,FC), V(47,3D,3D,7A), \
+ V(AC,64,64,C8), V(E7,5D,5D,BA), V(2B,19,19,32), V(95,73,73,E6), \
+ V(A0,60,60,C0), V(98,81,81,19), V(D1,4F,4F,9E), V(7F,DC,DC,A3), \
+ V(66,22,22,44), V(7E,2A,2A,54), V(AB,90,90,3B), V(83,88,88,0B), \
+ V(CA,46,46,8C), V(29,EE,EE,C7), V(D3,B8,B8,6B), V(3C,14,14,28), \
+ V(79,DE,DE,A7), V(E2,5E,5E,BC), V(1D,0B,0B,16), V(76,DB,DB,AD), \
+ V(3B,E0,E0,DB), V(56,32,32,64), V(4E,3A,3A,74), V(1E,0A,0A,14), \
+ V(DB,49,49,92), V(0A,06,06,0C), V(6C,24,24,48), V(E4,5C,5C,B8), \
+ V(5D,C2,C2,9F), V(6E,D3,D3,BD), V(EF,AC,AC,43), V(A6,62,62,C4), \
+ V(A8,91,91,39), V(A4,95,95,31), V(37,E4,E4,D3), V(8B,79,79,F2), \
+ V(32,E7,E7,D5), V(43,C8,C8,8B), V(59,37,37,6E), V(B7,6D,6D,DA), \
+ V(8C,8D,8D,01), V(64,D5,D5,B1), V(D2,4E,4E,9C), V(E0,A9,A9,49), \
+ V(B4,6C,6C,D8), V(FA,56,56,AC), V(07,F4,F4,F3), V(25,EA,EA,CF), \
+ V(AF,65,65,CA), V(8E,7A,7A,F4), V(E9,AE,AE,47), V(18,08,08,10), \
+ V(D5,BA,BA,6F), V(88,78,78,F0), V(6F,25,25,4A), V(72,2E,2E,5C), \
+ V(24,1C,1C,38), V(F1,A6,A6,57), V(C7,B4,B4,73), V(51,C6,C6,97), \
+ V(23,E8,E8,CB), V(7C,DD,DD,A1), V(9C,74,74,E8), V(21,1F,1F,3E), \
+ V(DD,4B,4B,96), V(DC,BD,BD,61), V(86,8B,8B,0D), V(85,8A,8A,0F), \
+ V(90,70,70,E0), V(42,3E,3E,7C), V(C4,B5,B5,71), V(AA,66,66,CC), \
+ V(D8,48,48,90), V(05,03,03,06), V(01,F6,F6,F7), V(12,0E,0E,1C), \
+ V(A3,61,61,C2), V(5F,35,35,6A), V(F9,57,57,AE), V(D0,B9,B9,69), \
+ V(91,86,86,17), V(58,C1,C1,99), V(27,1D,1D,3A), V(B9,9E,9E,27), \
+ V(38,E1,E1,D9), V(13,F8,F8,EB), V(B3,98,98,2B), V(33,11,11,22), \
+ V(BB,69,69,D2), V(70,D9,D9,A9), V(89,8E,8E,07), V(A7,94,94,33), \
+ V(B6,9B,9B,2D), V(22,1E,1E,3C), V(92,87,87,15), V(20,E9,E9,C9), \
+ V(49,CE,CE,87), V(FF,55,55,AA), V(78,28,28,50), V(7A,DF,DF,A5), \
+ V(8F,8C,8C,03), V(F8,A1,A1,59), V(80,89,89,09), V(17,0D,0D,1A), \
+ V(DA,BF,BF,65), V(31,E6,E6,D7), V(C6,42,42,84), V(B8,68,68,D0), \
+ V(C3,41,41,82), V(B0,99,99,29), V(77,2D,2D,5A), V(11,0F,0F,1E), \
+ V(CB,B0,B0,7B), V(FC,54,54,A8), V(D6,BB,BB,6D), V(3A,16,16,2C)
+
+#define V(a,b,c,d) 0x##a##b##c##d
+static const uint32_t FT0[256] = { FT };
+#undef V
+
+#define V(a,b,c,d) 0x##b##c##d##a
+static const uint32_t FT1[256] = { FT };
+#undef V
+
+#define V(a,b,c,d) 0x##c##d##a##b
+static const uint32_t FT2[256] = { FT };
+#undef V
+
+#define V(a,b,c,d) 0x##d##a##b##c
+static const uint32_t FT3[256] = { FT };
+#undef V
+
+#undef FT
+
+/*
+ * Reverse S-box
+ */
+static const unsigned char RSb[256] =
+{
+ 0x52, 0x09, 0x6A, 0xD5, 0x30, 0x36, 0xA5, 0x38,
+ 0xBF, 0x40, 0xA3, 0x9E, 0x81, 0xF3, 0xD7, 0xFB,
+ 0x7C, 0xE3, 0x39, 0x82, 0x9B, 0x2F, 0xFF, 0x87,
+ 0x34, 0x8E, 0x43, 0x44, 0xC4, 0xDE, 0xE9, 0xCB,
+ 0x54, 0x7B, 0x94, 0x32, 0xA6, 0xC2, 0x23, 0x3D,
+ 0xEE, 0x4C, 0x95, 0x0B, 0x42, 0xFA, 0xC3, 0x4E,
+ 0x08, 0x2E, 0xA1, 0x66, 0x28, 0xD9, 0x24, 0xB2,
+ 0x76, 0x5B, 0xA2, 0x49, 0x6D, 0x8B, 0xD1, 0x25,
+ 0x72, 0xF8, 0xF6, 0x64, 0x86, 0x68, 0x98, 0x16,
+ 0xD4, 0xA4, 0x5C, 0xCC, 0x5D, 0x65, 0xB6, 0x92,
+ 0x6C, 0x70, 0x48, 0x50, 0xFD, 0xED, 0xB9, 0xDA,
+ 0x5E, 0x15, 0x46, 0x57, 0xA7, 0x8D, 0x9D, 0x84,
+ 0x90, 0xD8, 0xAB, 0x00, 0x8C, 0xBC, 0xD3, 0x0A,
+ 0xF7, 0xE4, 0x58, 0x05, 0xB8, 0xB3, 0x45, 0x06,
+ 0xD0, 0x2C, 0x1E, 0x8F, 0xCA, 0x3F, 0x0F, 0x02,
+ 0xC1, 0xAF, 0xBD, 0x03, 0x01, 0x13, 0x8A, 0x6B,
+ 0x3A, 0x91, 0x11, 0x41, 0x4F, 0x67, 0xDC, 0xEA,
+ 0x97, 0xF2, 0xCF, 0xCE, 0xF0, 0xB4, 0xE6, 0x73,
+ 0x96, 0xAC, 0x74, 0x22, 0xE7, 0xAD, 0x35, 0x85,
+ 0xE2, 0xF9, 0x37, 0xE8, 0x1C, 0x75, 0xDF, 0x6E,
+ 0x47, 0xF1, 0x1A, 0x71, 0x1D, 0x29, 0xC5, 0x89,
+ 0x6F, 0xB7, 0x62, 0x0E, 0xAA, 0x18, 0xBE, 0x1B,
+ 0xFC, 0x56, 0x3E, 0x4B, 0xC6, 0xD2, 0x79, 0x20,
+ 0x9A, 0xDB, 0xC0, 0xFE, 0x78, 0xCD, 0x5A, 0xF4,
+ 0x1F, 0xDD, 0xA8, 0x33, 0x88, 0x07, 0xC7, 0x31,
+ 0xB1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xEC, 0x5F,
+ 0x60, 0x51, 0x7F, 0xA9, 0x19, 0xB5, 0x4A, 0x0D,
+ 0x2D, 0xE5, 0x7A, 0x9F, 0x93, 0xC9, 0x9C, 0xEF,
+ 0xA0, 0xE0, 0x3B, 0x4D, 0xAE, 0x2A, 0xF5, 0xB0,
+ 0xC8, 0xEB, 0xBB, 0x3C, 0x83, 0x53, 0x99, 0x61,
+ 0x17, 0x2B, 0x04, 0x7E, 0xBA, 0x77, 0xD6, 0x26,
+ 0xE1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0C, 0x7D
+};
+
+/*
+ * Reverse tables
+ */
+#define RT \
+\
+ V(50,A7,F4,51), V(53,65,41,7E), V(C3,A4,17,1A), V(96,5E,27,3A), \
+ V(CB,6B,AB,3B), V(F1,45,9D,1F), V(AB,58,FA,AC), V(93,03,E3,4B), \
+ V(55,FA,30,20), V(F6,6D,76,AD), V(91,76,CC,88), V(25,4C,02,F5), \
+ V(FC,D7,E5,4F), V(D7,CB,2A,C5), V(80,44,35,26), V(8F,A3,62,B5), \
+ V(49,5A,B1,DE), V(67,1B,BA,25), V(98,0E,EA,45), V(E1,C0,FE,5D), \
+ V(02,75,2F,C3), V(12,F0,4C,81), V(A3,97,46,8D), V(C6,F9,D3,6B), \
+ V(E7,5F,8F,03), V(95,9C,92,15), V(EB,7A,6D,BF), V(DA,59,52,95), \
+ V(2D,83,BE,D4), V(D3,21,74,58), V(29,69,E0,49), V(44,C8,C9,8E), \
+ V(6A,89,C2,75), V(78,79,8E,F4), V(6B,3E,58,99), V(DD,71,B9,27), \
+ V(B6,4F,E1,BE), V(17,AD,88,F0), V(66,AC,20,C9), V(B4,3A,CE,7D), \
+ V(18,4A,DF,63), V(82,31,1A,E5), V(60,33,51,97), V(45,7F,53,62), \
+ V(E0,77,64,B1), V(84,AE,6B,BB), V(1C,A0,81,FE), V(94,2B,08,F9), \
+ V(58,68,48,70), V(19,FD,45,8F), V(87,6C,DE,94), V(B7,F8,7B,52), \
+ V(23,D3,73,AB), V(E2,02,4B,72), V(57,8F,1F,E3), V(2A,AB,55,66), \
+ V(07,28,EB,B2), V(03,C2,B5,2F), V(9A,7B,C5,86), V(A5,08,37,D3), \
+ V(F2,87,28,30), V(B2,A5,BF,23), V(BA,6A,03,02), V(5C,82,16,ED), \
+ V(2B,1C,CF,8A), V(92,B4,79,A7), V(F0,F2,07,F3), V(A1,E2,69,4E), \
+ V(CD,F4,DA,65), V(D5,BE,05,06), V(1F,62,34,D1), V(8A,FE,A6,C4), \
+ V(9D,53,2E,34), V(A0,55,F3,A2), V(32,E1,8A,05), V(75,EB,F6,A4), \
+ V(39,EC,83,0B), V(AA,EF,60,40), V(06,9F,71,5E), V(51,10,6E,BD), \
+ V(F9,8A,21,3E), V(3D,06,DD,96), V(AE,05,3E,DD), V(46,BD,E6,4D), \
+ V(B5,8D,54,91), V(05,5D,C4,71), V(6F,D4,06,04), V(FF,15,50,60), \
+ V(24,FB,98,19), V(97,E9,BD,D6), V(CC,43,40,89), V(77,9E,D9,67), \
+ V(BD,42,E8,B0), V(88,8B,89,07), V(38,5B,19,E7), V(DB,EE,C8,79), \
+ V(47,0A,7C,A1), V(E9,0F,42,7C), V(C9,1E,84,F8), V(00,00,00,00), \
+ V(83,86,80,09), V(48,ED,2B,32), V(AC,70,11,1E), V(4E,72,5A,6C), \
+ V(FB,FF,0E,FD), V(56,38,85,0F), V(1E,D5,AE,3D), V(27,39,2D,36), \
+ V(64,D9,0F,0A), V(21,A6,5C,68), V(D1,54,5B,9B), V(3A,2E,36,24), \
+ V(B1,67,0A,0C), V(0F,E7,57,93), V(D2,96,EE,B4), V(9E,91,9B,1B), \
+ V(4F,C5,C0,80), V(A2,20,DC,61), V(69,4B,77,5A), V(16,1A,12,1C), \
+ V(0A,BA,93,E2), V(E5,2A,A0,C0), V(43,E0,22,3C), V(1D,17,1B,12), \
+ V(0B,0D,09,0E), V(AD,C7,8B,F2), V(B9,A8,B6,2D), V(C8,A9,1E,14), \
+ V(85,19,F1,57), V(4C,07,75,AF), V(BB,DD,99,EE), V(FD,60,7F,A3), \
+ V(9F,26,01,F7), V(BC,F5,72,5C), V(C5,3B,66,44), V(34,7E,FB,5B), \
+ V(76,29,43,8B), V(DC,C6,23,CB), V(68,FC,ED,B6), V(63,F1,E4,B8), \
+ V(CA,DC,31,D7), V(10,85,63,42), V(40,22,97,13), V(20,11,C6,84), \
+ V(7D,24,4A,85), V(F8,3D,BB,D2), V(11,32,F9,AE), V(6D,A1,29,C7), \
+ V(4B,2F,9E,1D), V(F3,30,B2,DC), V(EC,52,86,0D), V(D0,E3,C1,77), \
+ V(6C,16,B3,2B), V(99,B9,70,A9), V(FA,48,94,11), V(22,64,E9,47), \
+ V(C4,8C,FC,A8), V(1A,3F,F0,A0), V(D8,2C,7D,56), V(EF,90,33,22), \
+ V(C7,4E,49,87), V(C1,D1,38,D9), V(FE,A2,CA,8C), V(36,0B,D4,98), \
+ V(CF,81,F5,A6), V(28,DE,7A,A5), V(26,8E,B7,DA), V(A4,BF,AD,3F), \
+ V(E4,9D,3A,2C), V(0D,92,78,50), V(9B,CC,5F,6A), V(62,46,7E,54), \
+ V(C2,13,8D,F6), V(E8,B8,D8,90), V(5E,F7,39,2E), V(F5,AF,C3,82), \
+ V(BE,80,5D,9F), V(7C,93,D0,69), V(A9,2D,D5,6F), V(B3,12,25,CF), \
+ V(3B,99,AC,C8), V(A7,7D,18,10), V(6E,63,9C,E8), V(7B,BB,3B,DB), \
+ V(09,78,26,CD), V(F4,18,59,6E), V(01,B7,9A,EC), V(A8,9A,4F,83), \
+ V(65,6E,95,E6), V(7E,E6,FF,AA), V(08,CF,BC,21), V(E6,E8,15,EF), \
+ V(D9,9B,E7,BA), V(CE,36,6F,4A), V(D4,09,9F,EA), V(D6,7C,B0,29), \
+ V(AF,B2,A4,31), V(31,23,3F,2A), V(30,94,A5,C6), V(C0,66,A2,35), \
+ V(37,BC,4E,74), V(A6,CA,82,FC), V(B0,D0,90,E0), V(15,D8,A7,33), \
+ V(4A,98,04,F1), V(F7,DA,EC,41), V(0E,50,CD,7F), V(2F,F6,91,17), \
+ V(8D,D6,4D,76), V(4D,B0,EF,43), V(54,4D,AA,CC), V(DF,04,96,E4), \
+ V(E3,B5,D1,9E), V(1B,88,6A,4C), V(B8,1F,2C,C1), V(7F,51,65,46), \
+ V(04,EA,5E,9D), V(5D,35,8C,01), V(73,74,87,FA), V(2E,41,0B,FB), \
+ V(5A,1D,67,B3), V(52,D2,DB,92), V(33,56,10,E9), V(13,47,D6,6D), \
+ V(8C,61,D7,9A), V(7A,0C,A1,37), V(8E,14,F8,59), V(89,3C,13,EB), \
+ V(EE,27,A9,CE), V(35,C9,61,B7), V(ED,E5,1C,E1), V(3C,B1,47,7A), \
+ V(59,DF,D2,9C), V(3F,73,F2,55), V(79,CE,14,18), V(BF,37,C7,73), \
+ V(EA,CD,F7,53), V(5B,AA,FD,5F), V(14,6F,3D,DF), V(86,DB,44,78), \
+ V(81,F3,AF,CA), V(3E,C4,68,B9), V(2C,34,24,38), V(5F,40,A3,C2), \
+ V(72,C3,1D,16), V(0C,25,E2,BC), V(8B,49,3C,28), V(41,95,0D,FF), \
+ V(71,01,A8,39), V(DE,B3,0C,08), V(9C,E4,B4,D8), V(90,C1,56,64), \
+ V(61,84,CB,7B), V(70,B6,32,D5), V(74,5C,6C,48), V(42,57,B8,D0)
+
+#define V(a,b,c,d) 0x##a##b##c##d
+static const uint32_t RT0[256] = { RT };
+#undef V
+
+#define V(a,b,c,d) 0x##b##c##d##a
+static const uint32_t RT1[256] = { RT };
+#undef V
+
+#define V(a,b,c,d) 0x##c##d##a##b
+static const uint32_t RT2[256] = { RT };
+#undef V
+
+#define V(a,b,c,d) 0x##d##a##b##c
+static const uint32_t RT3[256] = { RT };
+#undef V
+
+#undef RT
+
+/*
+ * Round constants
+ */
+static const uint32_t RCON[10] =
+{
+ 0x00000001, 0x00000002, 0x00000004, 0x00000008,
+ 0x00000010, 0x00000020, 0x00000040, 0x00000080,
+ 0x0000001B, 0x00000036
+};
+
+#else /* POLARSSL_AES_ROM_TABLES */
+
+/*
+ * Forward S-box & tables
+ */
+static unsigned char FSb[256];
+static uint32_t FT0[256];
+static uint32_t FT1[256];
+static uint32_t FT2[256];
+static uint32_t FT3[256];
+
+/*
+ * Reverse S-box & tables
+ */
+static unsigned char RSb[256];
+static uint32_t RT0[256];
+static uint32_t RT1[256];
+static uint32_t RT2[256];
+static uint32_t RT3[256];
+
+/*
+ * Round constants
+ */
+static uint32_t RCON[10];
+
+/*
+ * Tables generation code
+ */
+#define ROTL8(x) ( ( x << 8 ) & 0xFFFFFFFF ) | ( x >> 24 )
+#define XTIME(x) ( ( x << 1 ) ^ ( ( x & 0x80 ) ? 0x1B : 0x00 ) )
+#define MUL(x,y) ( ( x && y ) ? pow[(log[x]+log[y]) % 255] : 0 )
+
+static int aes_init_done = 0;
+
+static void aes_gen_tables( void )
+{
+ int i, x, y, z;
+ int pow[256];
+ int log[256];
+
+ /*
+ * compute pow and log tables over GF(2^8)
+ */
+ for( i = 0, x = 1; i < 256; i++ )
+ {
+ pow[i] = x;
+ log[x] = i;
+ x = ( x ^ XTIME( x ) ) & 0xFF;
+ }
+
+ /*
+ * calculate the round constants
+ */
+ for( i = 0, x = 1; i < 10; i++ )
+ {
+ RCON[i] = (uint32_t) x;
+ x = XTIME( x ) & 0xFF;
+ }
+
+ /*
+ * generate the forward and reverse S-boxes
+ */
+ FSb[0x00] = 0x63;
+ RSb[0x63] = 0x00;
+
+ for( i = 1; i < 256; i++ )
+ {
+ x = pow[255 - log[i]];
+
+ y = x; y = ( ( y << 1 ) | ( y >> 7 ) ) & 0xFF;
+ x ^= y; y = ( ( y << 1 ) | ( y >> 7 ) ) & 0xFF;
+ x ^= y; y = ( ( y << 1 ) | ( y >> 7 ) ) & 0xFF;
+ x ^= y; y = ( ( y << 1 ) | ( y >> 7 ) ) & 0xFF;
+ x ^= y ^ 0x63;
+
+ FSb[i] = (unsigned char) x;
+ RSb[x] = (unsigned char) i;
+ }
+
+ /*
+ * generate the forward and reverse tables
+ */
+ for( i = 0; i < 256; i++ )
+ {
+ x = FSb[i];
+ y = XTIME( x ) & 0xFF;
+ z = ( y ^ x ) & 0xFF;
+
+ FT0[i] = ( (uint32_t) y ) ^
+ ( (uint32_t) x << 8 ) ^
+ ( (uint32_t) x << 16 ) ^
+ ( (uint32_t) z << 24 );
+
+ FT1[i] = ROTL8( FT0[i] );
+ FT2[i] = ROTL8( FT1[i] );
+ FT3[i] = ROTL8( FT2[i] );
+
+ x = RSb[i];
+
+ RT0[i] = ( (uint32_t) MUL( 0x0E, x ) ) ^
+ ( (uint32_t) MUL( 0x09, x ) << 8 ) ^
+ ( (uint32_t) MUL( 0x0D, x ) << 16 ) ^
+ ( (uint32_t) MUL( 0x0B, x ) << 24 );
+
+ RT1[i] = ROTL8( RT0[i] );
+ RT2[i] = ROTL8( RT1[i] );
+ RT3[i] = ROTL8( RT2[i] );
+ }
+}
+
+#endif /* POLARSSL_AES_ROM_TABLES */
+
+void aes_init( aes_context *ctx )
+{
+ memset( ctx, 0, sizeof( aes_context ) );
+}
+
+void aes_free( aes_context *ctx )
+{
+ if( ctx == NULL )
+ return;
+
+ polarssl_zeroize( ctx, sizeof( aes_context ) );
+}
+
+/*
+ * AES key schedule (encryption)
+ */
+int aes_setkey_enc( aes_context *ctx, const unsigned char *key,
+ unsigned int keysize )
+{
+ unsigned int i;
+ uint32_t *RK;
+
+#if !defined(POLARSSL_AES_ROM_TABLES)
+ if( aes_init_done == 0 )
+ {
+ aes_gen_tables();
+ aes_init_done = 1;
+
+ }
+#endif
+
+ switch( keysize )
+ {
+ case 128: ctx->nr = 10; break;
+ case 192: ctx->nr = 12; break;
+ case 256: ctx->nr = 14; break;
+ default : return( POLARSSL_ERR_AES_INVALID_KEY_LENGTH );
+ }
+
+#if defined(POLARSSL_PADLOCK_C) && defined(PADLOCK_ALIGN16)
+ if( aes_padlock_ace == -1 )
+ aes_padlock_ace = padlock_supports( PADLOCK_ACE );
+
+ if( aes_padlock_ace )
+ ctx->rk = RK = PADLOCK_ALIGN16( ctx->buf );
+ else
+#endif
+ ctx->rk = RK = ctx->buf;
+
+#if defined(POLARSSL_AESNI_C) && defined(POLARSSL_HAVE_X86_64)
+ if( aesni_supports( POLARSSL_AESNI_AES ) )
+ return( aesni_setkey_enc( (unsigned char *) ctx->rk, key, keysize ) );
+#endif
+
+ for( i = 0; i < ( keysize >> 5 ); i++ )
+ {
+ GET_UINT32_LE( RK[i], key, i << 2 );
+ }
+
+ switch( ctx->nr )
+ {
+ case 10:
+
+ for( i = 0; i < 10; i++, RK += 4 )
+ {
+ RK[4] = RK[0] ^ RCON[i] ^
+ ( (uint32_t) FSb[ ( RK[3] >> 8 ) & 0xFF ] ) ^
+ ( (uint32_t) FSb[ ( RK[3] >> 16 ) & 0xFF ] << 8 ) ^
+ ( (uint32_t) FSb[ ( RK[3] >> 24 ) & 0xFF ] << 16 ) ^
+ ( (uint32_t) FSb[ ( RK[3] ) & 0xFF ] << 24 );
+
+ RK[5] = RK[1] ^ RK[4];
+ RK[6] = RK[2] ^ RK[5];
+ RK[7] = RK[3] ^ RK[6];
+ }
+ break;
+
+ case 12:
+
+ for( i = 0; i < 8; i++, RK += 6 )
+ {
+ RK[6] = RK[0] ^ RCON[i] ^
+ ( (uint32_t) FSb[ ( RK[5] >> 8 ) & 0xFF ] ) ^
+ ( (uint32_t) FSb[ ( RK[5] >> 16 ) & 0xFF ] << 8 ) ^
+ ( (uint32_t) FSb[ ( RK[5] >> 24 ) & 0xFF ] << 16 ) ^
+ ( (uint32_t) FSb[ ( RK[5] ) & 0xFF ] << 24 );
+
+ RK[7] = RK[1] ^ RK[6];
+ RK[8] = RK[2] ^ RK[7];
+ RK[9] = RK[3] ^ RK[8];
+ RK[10] = RK[4] ^ RK[9];
+ RK[11] = RK[5] ^ RK[10];
+ }
+ break;
+
+ case 14:
+
+ for( i = 0; i < 7; i++, RK += 8 )
+ {
+ RK[8] = RK[0] ^ RCON[i] ^
+ ( (uint32_t) FSb[ ( RK[7] >> 8 ) & 0xFF ] ) ^
+ ( (uint32_t) FSb[ ( RK[7] >> 16 ) & 0xFF ] << 8 ) ^
+ ( (uint32_t) FSb[ ( RK[7] >> 24 ) & 0xFF ] << 16 ) ^
+ ( (uint32_t) FSb[ ( RK[7] ) & 0xFF ] << 24 );
+
+ RK[9] = RK[1] ^ RK[8];
+ RK[10] = RK[2] ^ RK[9];
+ RK[11] = RK[3] ^ RK[10];
+
+ RK[12] = RK[4] ^
+ ( (uint32_t) FSb[ ( RK[11] ) & 0xFF ] ) ^
+ ( (uint32_t) FSb[ ( RK[11] >> 8 ) & 0xFF ] << 8 ) ^
+ ( (uint32_t) FSb[ ( RK[11] >> 16 ) & 0xFF ] << 16 ) ^
+ ( (uint32_t) FSb[ ( RK[11] >> 24 ) & 0xFF ] << 24 );
+
+ RK[13] = RK[5] ^ RK[12];
+ RK[14] = RK[6] ^ RK[13];
+ RK[15] = RK[7] ^ RK[14];
+ }
+ break;
+ }
+
+ return( 0 );
+}
+
+/*
+ * AES key schedule (decryption)
+ */
+int aes_setkey_dec( aes_context *ctx, const unsigned char *key,
+ unsigned int keysize )
+{
+ int i, j, ret;
+ aes_context cty;
+ uint32_t *RK;
+ uint32_t *SK;
+
+ aes_init( &cty );
+
+#if defined(POLARSSL_PADLOCK_C) && defined(PADLOCK_ALIGN16)
+ if( aes_padlock_ace == -1 )
+ aes_padlock_ace = padlock_supports( PADLOCK_ACE );
+
+ if( aes_padlock_ace )
+ ctx->rk = RK = PADLOCK_ALIGN16( ctx->buf );
+ else
+#endif
+ ctx->rk = RK = ctx->buf;
+
+ /* Also checks keysize */
+ if( ( ret = aes_setkey_enc( &cty, key, keysize ) ) != 0 )
+ goto exit;
+
+ ctx->nr = cty.nr;
+
+#if defined(POLARSSL_AESNI_C) && defined(POLARSSL_HAVE_X86_64)
+ if( aesni_supports( POLARSSL_AESNI_AES ) )
+ {
+ aesni_inverse_key( (unsigned char *) ctx->rk,
+ (const unsigned char *) cty.rk, ctx->nr );
+ goto exit;
+ }
+#endif
+
+ SK = cty.rk + cty.nr * 4;
+
+ *RK++ = *SK++;
+ *RK++ = *SK++;
+ *RK++ = *SK++;
+ *RK++ = *SK++;
+
+ for( i = ctx->nr - 1, SK -= 8; i > 0; i--, SK -= 8 )
+ {
+ for( j = 0; j < 4; j++, SK++ )
+ {
+ *RK++ = RT0[ FSb[ ( *SK ) & 0xFF ] ] ^
+ RT1[ FSb[ ( *SK >> 8 ) & 0xFF ] ] ^
+ RT2[ FSb[ ( *SK >> 16 ) & 0xFF ] ] ^
+ RT3[ FSb[ ( *SK >> 24 ) & 0xFF ] ];
+ }
+ }
+
+ *RK++ = *SK++;
+ *RK++ = *SK++;
+ *RK++ = *SK++;
+ *RK++ = *SK++;
+
+exit:
+ aes_free( &cty );
+
+ return( ret );
+}
+
+#define AES_FROUND(X0,X1,X2,X3,Y0,Y1,Y2,Y3) \
+{ \
+ X0 = *RK++ ^ FT0[ ( Y0 ) & 0xFF ] ^ \
+ FT1[ ( Y1 >> 8 ) & 0xFF ] ^ \
+ FT2[ ( Y2 >> 16 ) & 0xFF ] ^ \
+ FT3[ ( Y3 >> 24 ) & 0xFF ]; \
+ \
+ X1 = *RK++ ^ FT0[ ( Y1 ) & 0xFF ] ^ \
+ FT1[ ( Y2 >> 8 ) & 0xFF ] ^ \
+ FT2[ ( Y3 >> 16 ) & 0xFF ] ^ \
+ FT3[ ( Y0 >> 24 ) & 0xFF ]; \
+ \
+ X2 = *RK++ ^ FT0[ ( Y2 ) & 0xFF ] ^ \
+ FT1[ ( Y3 >> 8 ) & 0xFF ] ^ \
+ FT2[ ( Y0 >> 16 ) & 0xFF ] ^ \
+ FT3[ ( Y1 >> 24 ) & 0xFF ]; \
+ \
+ X3 = *RK++ ^ FT0[ ( Y3 ) & 0xFF ] ^ \
+ FT1[ ( Y0 >> 8 ) & 0xFF ] ^ \
+ FT2[ ( Y1 >> 16 ) & 0xFF ] ^ \
+ FT3[ ( Y2 >> 24 ) & 0xFF ]; \
+}
+
+#define AES_RROUND(X0,X1,X2,X3,Y0,Y1,Y2,Y3) \
+{ \
+ X0 = *RK++ ^ RT0[ ( Y0 ) & 0xFF ] ^ \
+ RT1[ ( Y3 >> 8 ) & 0xFF ] ^ \
+ RT2[ ( Y2 >> 16 ) & 0xFF ] ^ \
+ RT3[ ( Y1 >> 24 ) & 0xFF ]; \
+ \
+ X1 = *RK++ ^ RT0[ ( Y1 ) & 0xFF ] ^ \
+ RT1[ ( Y0 >> 8 ) & 0xFF ] ^ \
+ RT2[ ( Y3 >> 16 ) & 0xFF ] ^ \
+ RT3[ ( Y2 >> 24 ) & 0xFF ]; \
+ \
+ X2 = *RK++ ^ RT0[ ( Y2 ) & 0xFF ] ^ \
+ RT1[ ( Y1 >> 8 ) & 0xFF ] ^ \
+ RT2[ ( Y0 >> 16 ) & 0xFF ] ^ \
+ RT3[ ( Y3 >> 24 ) & 0xFF ]; \
+ \
+ X3 = *RK++ ^ RT0[ ( Y3 ) & 0xFF ] ^ \
+ RT1[ ( Y2 >> 8 ) & 0xFF ] ^ \
+ RT2[ ( Y1 >> 16 ) & 0xFF ] ^ \
+ RT3[ ( Y0 >> 24 ) & 0xFF ]; \
+}
+
+/*
+ * AES-ECB block encryption/decryption
+ */
+int aes_crypt_ecb( aes_context *ctx,
+ int mode,
+ const unsigned char input[16],
+ unsigned char output[16] )
+{
+ int i;
+ uint32_t *RK, X0, X1, X2, X3, Y0, Y1, Y2, Y3;
+
+#if defined(POLARSSL_AESNI_C) && defined(POLARSSL_HAVE_X86_64)
+ if( aesni_supports( POLARSSL_AESNI_AES ) )
+ return( aesni_crypt_ecb( ctx, mode, input, output ) );
+#endif
+
+#if defined(POLARSSL_PADLOCK_C) && defined(POLARSSL_HAVE_X86)
+ if( aes_padlock_ace )
+ {
+ if( padlock_xcryptecb( ctx, mode, input, output ) == 0 )
+ return( 0 );
+
+ // If padlock data misaligned, we just fall back to
+ // unaccelerated mode
+ //
+ }
+#endif
+
+ RK = ctx->rk;
+
+ GET_UINT32_LE( X0, input, 0 ); X0 ^= *RK++;
+ GET_UINT32_LE( X1, input, 4 ); X1 ^= *RK++;
+ GET_UINT32_LE( X2, input, 8 ); X2 ^= *RK++;
+ GET_UINT32_LE( X3, input, 12 ); X3 ^= *RK++;
+
+ if( mode == AES_DECRYPT )
+ {
+ for( i = ( ctx->nr >> 1 ) - 1; i > 0; i-- )
+ {
+ AES_RROUND( Y0, Y1, Y2, Y3, X0, X1, X2, X3 );
+ AES_RROUND( X0, X1, X2, X3, Y0, Y1, Y2, Y3 );
+ }
+
+ AES_RROUND( Y0, Y1, Y2, Y3, X0, X1, X2, X3 );
+
+ X0 = *RK++ ^ \
+ ( (uint32_t) RSb[ ( Y0 ) & 0xFF ] ) ^
+ ( (uint32_t) RSb[ ( Y3 >> 8 ) & 0xFF ] << 8 ) ^
+ ( (uint32_t) RSb[ ( Y2 >> 16 ) & 0xFF ] << 16 ) ^
+ ( (uint32_t) RSb[ ( Y1 >> 24 ) & 0xFF ] << 24 );
+
+ X1 = *RK++ ^ \
+ ( (uint32_t) RSb[ ( Y1 ) & 0xFF ] ) ^
+ ( (uint32_t) RSb[ ( Y0 >> 8 ) & 0xFF ] << 8 ) ^
+ ( (uint32_t) RSb[ ( Y3 >> 16 ) & 0xFF ] << 16 ) ^
+ ( (uint32_t) RSb[ ( Y2 >> 24 ) & 0xFF ] << 24 );
+
+ X2 = *RK++ ^ \
+ ( (uint32_t) RSb[ ( Y2 ) & 0xFF ] ) ^
+ ( (uint32_t) RSb[ ( Y1 >> 8 ) & 0xFF ] << 8 ) ^
+ ( (uint32_t) RSb[ ( Y0 >> 16 ) & 0xFF ] << 16 ) ^
+ ( (uint32_t) RSb[ ( Y3 >> 24 ) & 0xFF ] << 24 );
+
+ X3 = *RK++ ^ \
+ ( (uint32_t) RSb[ ( Y3 ) & 0xFF ] ) ^
+ ( (uint32_t) RSb[ ( Y2 >> 8 ) & 0xFF ] << 8 ) ^
+ ( (uint32_t) RSb[ ( Y1 >> 16 ) & 0xFF ] << 16 ) ^
+ ( (uint32_t) RSb[ ( Y0 >> 24 ) & 0xFF ] << 24 );
+ }
+ else /* AES_ENCRYPT */
+ {
+ for( i = ( ctx->nr >> 1 ) - 1; i > 0; i-- )
+ {
+ AES_FROUND( Y0, Y1, Y2, Y3, X0, X1, X2, X3 );
+ AES_FROUND( X0, X1, X2, X3, Y0, Y1, Y2, Y3 );
+ }
+
+ AES_FROUND( Y0, Y1, Y2, Y3, X0, X1, X2, X3 );
+
+ X0 = *RK++ ^ \
+ ( (uint32_t) FSb[ ( Y0 ) & 0xFF ] ) ^
+ ( (uint32_t) FSb[ ( Y1 >> 8 ) & 0xFF ] << 8 ) ^
+ ( (uint32_t) FSb[ ( Y2 >> 16 ) & 0xFF ] << 16 ) ^
+ ( (uint32_t) FSb[ ( Y3 >> 24 ) & 0xFF ] << 24 );
+
+ X1 = *RK++ ^ \
+ ( (uint32_t) FSb[ ( Y1 ) & 0xFF ] ) ^
+ ( (uint32_t) FSb[ ( Y2 >> 8 ) & 0xFF ] << 8 ) ^
+ ( (uint32_t) FSb[ ( Y3 >> 16 ) & 0xFF ] << 16 ) ^
+ ( (uint32_t) FSb[ ( Y0 >> 24 ) & 0xFF ] << 24 );
+
+ X2 = *RK++ ^ \
+ ( (uint32_t) FSb[ ( Y2 ) & 0xFF ] ) ^
+ ( (uint32_t) FSb[ ( Y3 >> 8 ) & 0xFF ] << 8 ) ^
+ ( (uint32_t) FSb[ ( Y0 >> 16 ) & 0xFF ] << 16 ) ^
+ ( (uint32_t) FSb[ ( Y1 >> 24 ) & 0xFF ] << 24 );
+
+ X3 = *RK++ ^ \
+ ( (uint32_t) FSb[ ( Y3 ) & 0xFF ] ) ^
+ ( (uint32_t) FSb[ ( Y0 >> 8 ) & 0xFF ] << 8 ) ^
+ ( (uint32_t) FSb[ ( Y1 >> 16 ) & 0xFF ] << 16 ) ^
+ ( (uint32_t) FSb[ ( Y2 >> 24 ) & 0xFF ] << 24 );
+ }
+
+ PUT_UINT32_LE( X0, output, 0 );
+ PUT_UINT32_LE( X1, output, 4 );
+ PUT_UINT32_LE( X2, output, 8 );
+ PUT_UINT32_LE( X3, output, 12 );
+
+ return( 0 );
+}
+
+#if defined(POLARSSL_CIPHER_MODE_CBC)
+/*
+ * AES-CBC buffer encryption/decryption
+ */
+int aes_crypt_cbc( aes_context *ctx,
+ int mode,
+ size_t length,
+ unsigned char iv[16],
+ const unsigned char *input,
+ unsigned char *output )
+{
+ int i;
+ unsigned char temp[16];
+
+ if( length % 16 )
+ return( POLARSSL_ERR_AES_INVALID_INPUT_LENGTH );
+
+#if defined(POLARSSL_PADLOCK_C) && defined(POLARSSL_HAVE_X86)
+ if( aes_padlock_ace )
+ {
+ if( padlock_xcryptcbc( ctx, mode, length, iv, input, output ) == 0 )
+ return( 0 );
+
+ // If padlock data misaligned, we just fall back to
+ // unaccelerated mode
+ //
+ }
+#endif
+
+ if( mode == AES_DECRYPT )
+ {
+ while( length > 0 )
+ {
+ memcpy( temp, input, 16 );
+ aes_crypt_ecb( ctx, mode, input, output );
+
+ for( i = 0; i < 16; i++ )
+ output[i] = (unsigned char)( output[i] ^ iv[i] );
+
+ memcpy( iv, temp, 16 );
+
+ input += 16;
+ output += 16;
+ length -= 16;
+ }
+ }
+ else
+ {
+ while( length > 0 )
+ {
+ for( i = 0; i < 16; i++ )
+ output[i] = (unsigned char)( input[i] ^ iv[i] );
+
+ aes_crypt_ecb( ctx, mode, output, output );
+ memcpy( iv, output, 16 );
+
+ input += 16;
+ output += 16;
+ length -= 16;
+ }
+ }
+
+ return( 0 );
+}
+#endif /* POLARSSL_CIPHER_MODE_CBC */
+
+#if defined(POLARSSL_CIPHER_MODE_CFB)
+/*
+ * AES-CFB128 buffer encryption/decryption
+ */
+int aes_crypt_cfb128( aes_context *ctx,
+ int mode,
+ size_t length,
+ size_t *iv_off,
+ unsigned char iv[16],
+ const unsigned char *input,
+ unsigned char *output )
+{
+ int c;
+ size_t n = *iv_off;
+
+ if( mode == AES_DECRYPT )
+ {
+ while( length-- )
+ {
+ if( n == 0 )
+ aes_crypt_ecb( ctx, AES_ENCRYPT, iv, iv );
+
+ c = *input++;
+ *output++ = (unsigned char)( c ^ iv[n] );
+ iv[n] = (unsigned char) c;
+
+ n = ( n + 1 ) & 0x0F;
+ }
+ }
+ else
+ {
+ while( length-- )
+ {
+ if( n == 0 )
+ aes_crypt_ecb( ctx, AES_ENCRYPT, iv, iv );
+
+ iv[n] = *output++ = (unsigned char)( iv[n] ^ *input++ );
+
+ n = ( n + 1 ) & 0x0F;
+ }
+ }
+
+ *iv_off = n;
+
+ return( 0 );
+}
+
+/*
+ * AES-CFB8 buffer encryption/decryption
+ */
+#include <stdio.h>
+int aes_crypt_cfb8( aes_context *ctx,
+ int mode,
+ size_t length,
+ unsigned char iv[16],
+ const unsigned char *input,
+ unsigned char *output )
+{
+ unsigned char c;
+ unsigned char ov[17];
+
+ while( length-- )
+ {
+ memcpy( ov, iv, 16 );
+ aes_crypt_ecb( ctx, AES_ENCRYPT, iv, iv );
+
+ if( mode == AES_DECRYPT )
+ ov[16] = *input;
+
+ c = *output++ = (unsigned char)( iv[0] ^ *input++ );
+
+ if( mode == AES_ENCRYPT )
+ ov[16] = c;
+
+ memcpy( iv, ov + 1, 16 );
+ }
+
+ return( 0 );
+}
+#endif /*POLARSSL_CIPHER_MODE_CFB */
+
+#if defined(POLARSSL_CIPHER_MODE_CTR)
+/*
+ * AES-CTR buffer encryption/decryption
+ */
+int aes_crypt_ctr( aes_context *ctx,
+ size_t length,
+ size_t *nc_off,
+ unsigned char nonce_counter[16],
+ unsigned char stream_block[16],
+ const unsigned char *input,
+ unsigned char *output )
+{
+ int c, i;
+ size_t n = *nc_off;
+
+ while( length-- )
+ {
+ if( n == 0 ) {
+ aes_crypt_ecb( ctx, AES_ENCRYPT, nonce_counter, stream_block );
+
+ for( i = 16; i > 0; i-- )
+ if( ++nonce_counter[i - 1] != 0 )
+ break;
+ }
+ c = *input++;
+ *output++ = (unsigned char)( c ^ stream_block[n] );
+
+ n = ( n + 1 ) & 0x0F;
+ }
+
+ *nc_off = n;
+
+ return( 0 );
+}
+#endif /* POLARSSL_CIPHER_MODE_CTR */
+
+#endif /* !POLARSSL_AES_ALT */
+
+#if defined(POLARSSL_SELF_TEST)
+
+#include <stdio.h>
+
+/*
+ * AES test vectors from:
+ *
+ * http://csrc.nist.gov/archive/aes/rijndael/rijndael-vals.zip
+ */
+static const unsigned char aes_test_ecb_dec[3][16] =
+{
+ { 0x44, 0x41, 0x6A, 0xC2, 0xD1, 0xF5, 0x3C, 0x58,
+ 0x33, 0x03, 0x91, 0x7E, 0x6B, 0xE9, 0xEB, 0xE0 },
+ { 0x48, 0xE3, 0x1E, 0x9E, 0x25, 0x67, 0x18, 0xF2,
+ 0x92, 0x29, 0x31, 0x9C, 0x19, 0xF1, 0x5B, 0xA4 },
+ { 0x05, 0x8C, 0xCF, 0xFD, 0xBB, 0xCB, 0x38, 0x2D,
+ 0x1F, 0x6F, 0x56, 0x58, 0x5D, 0x8A, 0x4A, 0xDE }
+};
+
+static const unsigned char aes_test_ecb_enc[3][16] =
+{
+ { 0xC3, 0x4C, 0x05, 0x2C, 0xC0, 0xDA, 0x8D, 0x73,
+ 0x45, 0x1A, 0xFE, 0x5F, 0x03, 0xBE, 0x29, 0x7F },
+ { 0xF3, 0xF6, 0x75, 0x2A, 0xE8, 0xD7, 0x83, 0x11,
+ 0x38, 0xF0, 0x41, 0x56, 0x06, 0x31, 0xB1, 0x14 },
+ { 0x8B, 0x79, 0xEE, 0xCC, 0x93, 0xA0, 0xEE, 0x5D,
+ 0xFF, 0x30, 0xB4, 0xEA, 0x21, 0x63, 0x6D, 0xA4 }
+};
+
+#if defined(POLARSSL_CIPHER_MODE_CBC)
+static const unsigned char aes_test_cbc_dec[3][16] =
+{
+ { 0xFA, 0xCA, 0x37, 0xE0, 0xB0, 0xC8, 0x53, 0x73,
+ 0xDF, 0x70, 0x6E, 0x73, 0xF7, 0xC9, 0xAF, 0x86 },
+ { 0x5D, 0xF6, 0x78, 0xDD, 0x17, 0xBA, 0x4E, 0x75,
+ 0xB6, 0x17, 0x68, 0xC6, 0xAD, 0xEF, 0x7C, 0x7B },
+ { 0x48, 0x04, 0xE1, 0x81, 0x8F, 0xE6, 0x29, 0x75,
+ 0x19, 0xA3, 0xE8, 0x8C, 0x57, 0x31, 0x04, 0x13 }
+};
+
+static const unsigned char aes_test_cbc_enc[3][16] =
+{
+ { 0x8A, 0x05, 0xFC, 0x5E, 0x09, 0x5A, 0xF4, 0x84,
+ 0x8A, 0x08, 0xD3, 0x28, 0xD3, 0x68, 0x8E, 0x3D },
+ { 0x7B, 0xD9, 0x66, 0xD5, 0x3A, 0xD8, 0xC1, 0xBB,
+ 0x85, 0xD2, 0xAD, 0xFA, 0xE8, 0x7B, 0xB1, 0x04 },
+ { 0xFE, 0x3C, 0x53, 0x65, 0x3E, 0x2F, 0x45, 0xB5,
+ 0x6F, 0xCD, 0x88, 0xB2, 0xCC, 0x89, 0x8F, 0xF0 }
+};
+#endif /* POLARSSL_CIPHER_MODE_CBC */
+
+#if defined(POLARSSL_CIPHER_MODE_CFB)
+/*
+ * AES-CFB128 test vectors from:
+ *
+ * http://csrc.nist.gov/publications/nistpubs/800-38a/sp800-38a.pdf
+ */
+static const unsigned char aes_test_cfb128_key[3][32] =
+{
+ { 0x2B, 0x7E, 0x15, 0x16, 0x28, 0xAE, 0xD2, 0xA6,
+ 0xAB, 0xF7, 0x15, 0x88, 0x09, 0xCF, 0x4F, 0x3C },
+ { 0x8E, 0x73, 0xB0, 0xF7, 0xDA, 0x0E, 0x64, 0x52,
+ 0xC8, 0x10, 0xF3, 0x2B, 0x80, 0x90, 0x79, 0xE5,
+ 0x62, 0xF8, 0xEA, 0xD2, 0x52, 0x2C, 0x6B, 0x7B },
+ { 0x60, 0x3D, 0xEB, 0x10, 0x15, 0xCA, 0x71, 0xBE,
+ 0x2B, 0x73, 0xAE, 0xF0, 0x85, 0x7D, 0x77, 0x81,
+ 0x1F, 0x35, 0x2C, 0x07, 0x3B, 0x61, 0x08, 0xD7,
+ 0x2D, 0x98, 0x10, 0xA3, 0x09, 0x14, 0xDF, 0xF4 }
+};
+
+static const unsigned char aes_test_cfb128_iv[16] =
+{
+ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+ 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F
+};
+
+static const unsigned char aes_test_cfb128_pt[64] =
+{
+ 0x6B, 0xC1, 0xBE, 0xE2, 0x2E, 0x40, 0x9F, 0x96,
+ 0xE9, 0x3D, 0x7E, 0x11, 0x73, 0x93, 0x17, 0x2A,
+ 0xAE, 0x2D, 0x8A, 0x57, 0x1E, 0x03, 0xAC, 0x9C,
+ 0x9E, 0xB7, 0x6F, 0xAC, 0x45, 0xAF, 0x8E, 0x51,
+ 0x30, 0xC8, 0x1C, 0x46, 0xA3, 0x5C, 0xE4, 0x11,
+ 0xE5, 0xFB, 0xC1, 0x19, 0x1A, 0x0A, 0x52, 0xEF,
+ 0xF6, 0x9F, 0x24, 0x45, 0xDF, 0x4F, 0x9B, 0x17,
+ 0xAD, 0x2B, 0x41, 0x7B, 0xE6, 0x6C, 0x37, 0x10
+};
+
+static const unsigned char aes_test_cfb128_ct[3][64] =
+{
+ { 0x3B, 0x3F, 0xD9, 0x2E, 0xB7, 0x2D, 0xAD, 0x20,
+ 0x33, 0x34, 0x49, 0xF8, 0xE8, 0x3C, 0xFB, 0x4A,
+ 0xC8, 0xA6, 0x45, 0x37, 0xA0, 0xB3, 0xA9, 0x3F,
+ 0xCD, 0xE3, 0xCD, 0xAD, 0x9F, 0x1C, 0xE5, 0x8B,
+ 0x26, 0x75, 0x1F, 0x67, 0xA3, 0xCB, 0xB1, 0x40,
+ 0xB1, 0x80, 0x8C, 0xF1, 0x87, 0xA4, 0xF4, 0xDF,
+ 0xC0, 0x4B, 0x05, 0x35, 0x7C, 0x5D, 0x1C, 0x0E,
+ 0xEA, 0xC4, 0xC6, 0x6F, 0x9F, 0xF7, 0xF2, 0xE6 },
+ { 0xCD, 0xC8, 0x0D, 0x6F, 0xDD, 0xF1, 0x8C, 0xAB,
+ 0x34, 0xC2, 0x59, 0x09, 0xC9, 0x9A, 0x41, 0x74,
+ 0x67, 0xCE, 0x7F, 0x7F, 0x81, 0x17, 0x36, 0x21,
+ 0x96, 0x1A, 0x2B, 0x70, 0x17, 0x1D, 0x3D, 0x7A,
+ 0x2E, 0x1E, 0x8A, 0x1D, 0xD5, 0x9B, 0x88, 0xB1,
+ 0xC8, 0xE6, 0x0F, 0xED, 0x1E, 0xFA, 0xC4, 0xC9,
+ 0xC0, 0x5F, 0x9F, 0x9C, 0xA9, 0x83, 0x4F, 0xA0,
+ 0x42, 0xAE, 0x8F, 0xBA, 0x58, 0x4B, 0x09, 0xFF },
+ { 0xDC, 0x7E, 0x84, 0xBF, 0xDA, 0x79, 0x16, 0x4B,
+ 0x7E, 0xCD, 0x84, 0x86, 0x98, 0x5D, 0x38, 0x60,
+ 0x39, 0xFF, 0xED, 0x14, 0x3B, 0x28, 0xB1, 0xC8,
+ 0x32, 0x11, 0x3C, 0x63, 0x31, 0xE5, 0x40, 0x7B,
+ 0xDF, 0x10, 0x13, 0x24, 0x15, 0xE5, 0x4B, 0x92,
+ 0xA1, 0x3E, 0xD0, 0xA8, 0x26, 0x7A, 0xE2, 0xF9,
+ 0x75, 0xA3, 0x85, 0x74, 0x1A, 0xB9, 0xCE, 0xF8,
+ 0x20, 0x31, 0x62, 0x3D, 0x55, 0xB1, 0xE4, 0x71 }
+};
+#endif /* POLARSSL_CIPHER_MODE_CFB */
+
+#if defined(POLARSSL_CIPHER_MODE_CTR)
+/*
+ * AES-CTR test vectors from:
+ *
+ * http://www.faqs.org/rfcs/rfc3686.html
+ */
+
+static const unsigned char aes_test_ctr_key[3][16] =
+{
+ { 0xAE, 0x68, 0x52, 0xF8, 0x12, 0x10, 0x67, 0xCC,
+ 0x4B, 0xF7, 0xA5, 0x76, 0x55, 0x77, 0xF3, 0x9E },
+ { 0x7E, 0x24, 0x06, 0x78, 0x17, 0xFA, 0xE0, 0xD7,
+ 0x43, 0xD6, 0xCE, 0x1F, 0x32, 0x53, 0x91, 0x63 },
+ { 0x76, 0x91, 0xBE, 0x03, 0x5E, 0x50, 0x20, 0xA8,
+ 0xAC, 0x6E, 0x61, 0x85, 0x29, 0xF9, 0xA0, 0xDC }
+};
+
+static const unsigned char aes_test_ctr_nonce_counter[3][16] =
+{
+ { 0x00, 0x00, 0x00, 0x30, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 },
+ { 0x00, 0x6C, 0xB6, 0xDB, 0xC0, 0x54, 0x3B, 0x59,
+ 0xDA, 0x48, 0xD9, 0x0B, 0x00, 0x00, 0x00, 0x01 },
+ { 0x00, 0xE0, 0x01, 0x7B, 0x27, 0x77, 0x7F, 0x3F,
+ 0x4A, 0x17, 0x86, 0xF0, 0x00, 0x00, 0x00, 0x01 }
+};
+
+static const unsigned char aes_test_ctr_pt[3][48] =
+{
+ { 0x53, 0x69, 0x6E, 0x67, 0x6C, 0x65, 0x20, 0x62,
+ 0x6C, 0x6F, 0x63, 0x6B, 0x20, 0x6D, 0x73, 0x67 },
+
+ { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+ 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
+ 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
+ 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F },
+
+ { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+ 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
+ 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
+ 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F,
+ 0x20, 0x21, 0x22, 0x23 }
+};
+
+static const unsigned char aes_test_ctr_ct[3][48] =
+{
+ { 0xE4, 0x09, 0x5D, 0x4F, 0xB7, 0xA7, 0xB3, 0x79,
+ 0x2D, 0x61, 0x75, 0xA3, 0x26, 0x13, 0x11, 0xB8 },
+ { 0x51, 0x04, 0xA1, 0x06, 0x16, 0x8A, 0x72, 0xD9,
+ 0x79, 0x0D, 0x41, 0xEE, 0x8E, 0xDA, 0xD3, 0x88,
+ 0xEB, 0x2E, 0x1E, 0xFC, 0x46, 0xDA, 0x57, 0xC8,
+ 0xFC, 0xE6, 0x30, 0xDF, 0x91, 0x41, 0xBE, 0x28 },
+ { 0xC1, 0xCF, 0x48, 0xA8, 0x9F, 0x2F, 0xFD, 0xD9,
+ 0xCF, 0x46, 0x52, 0xE9, 0xEF, 0xDB, 0x72, 0xD7,
+ 0x45, 0x40, 0xA4, 0x2B, 0xDE, 0x6D, 0x78, 0x36,
+ 0xD5, 0x9A, 0x5C, 0xEA, 0xAE, 0xF3, 0x10, 0x53,
+ 0x25, 0xB2, 0x07, 0x2F }
+};
+
+static const int aes_test_ctr_len[3] =
+ { 16, 32, 36 };
+#endif /* POLARSSL_CIPHER_MODE_CTR */
+
+/*
+ * Checkup routine
+ */
+int aes_self_test( int verbose )
+{
+ int ret = 0, i, j, u, v;
+ unsigned char key[32];
+ unsigned char buf[64];
+ unsigned char iv[16];
+#if defined(POLARSSL_CIPHER_MODE_CBC)
+ unsigned char prv[16];
+#endif
+#if defined(POLARSSL_CIPHER_MODE_CTR) || defined(POLARSSL_CIPHER_MODE_CFB)
+ size_t offset;
+#endif
+#if defined(POLARSSL_CIPHER_MODE_CTR)
+ int len;
+ unsigned char nonce_counter[16];
+ unsigned char stream_block[16];
+#endif
+ aes_context ctx;
+
+ memset( key, 0, 32 );
+ aes_init( &ctx );
+
+ /*
+ * ECB mode
+ */
+ for( i = 0; i < 6; i++ )
+ {
+ u = i >> 1;
+ v = i & 1;
+
+ if( verbose != 0 )
+ polarssl_printf( " AES-ECB-%3d (%s): ", 128 + u * 64,
+ ( v == AES_DECRYPT ) ? "dec" : "enc" );
+
+ memset( buf, 0, 16 );
+
+ if( v == AES_DECRYPT )
+ {
+ aes_setkey_dec( &ctx, key, 128 + u * 64 );
+
+ for( j = 0; j < 10000; j++ )
+ aes_crypt_ecb( &ctx, v, buf, buf );
+
+ if( memcmp( buf, aes_test_ecb_dec[u], 16 ) != 0 )
+ {
+ if( verbose != 0 )
+ polarssl_printf( "failed\n" );
+
+ ret = 1;
+ goto exit;
+ }
+ }
+ else
+ {
+ aes_setkey_enc( &ctx, key, 128 + u * 64 );
+
+ for( j = 0; j < 10000; j++ )
+ aes_crypt_ecb( &ctx, v, buf, buf );
+
+ if( memcmp( buf, aes_test_ecb_enc[u], 16 ) != 0 )
+ {
+ if( verbose != 0 )
+ polarssl_printf( "failed\n" );
+
+ ret = 1;
+ goto exit;
+ }
+ }
+
+ if( verbose != 0 )
+ polarssl_printf( "passed\n" );
+ }
+
+ if( verbose != 0 )
+ polarssl_printf( "\n" );
+
+#if defined(POLARSSL_CIPHER_MODE_CBC)
+ /*
+ * CBC mode
+ */
+ for( i = 0; i < 6; i++ )
+ {
+ u = i >> 1;
+ v = i & 1;
+
+ if( verbose != 0 )
+ polarssl_printf( " AES-CBC-%3d (%s): ", 128 + u * 64,
+ ( v == AES_DECRYPT ) ? "dec" : "enc" );
+
+ memset( iv , 0, 16 );
+ memset( prv, 0, 16 );
+ memset( buf, 0, 16 );
+
+ if( v == AES_DECRYPT )
+ {
+ aes_setkey_dec( &ctx, key, 128 + u * 64 );
+
+ for( j = 0; j < 10000; j++ )
+ aes_crypt_cbc( &ctx, v, 16, iv, buf, buf );
+
+ if( memcmp( buf, aes_test_cbc_dec[u], 16 ) != 0 )
+ {
+ if( verbose != 0 )
+ polarssl_printf( "failed\n" );
+
+ ret = 1;
+ goto exit;
+ }
+ }
+ else
+ {
+ aes_setkey_enc( &ctx, key, 128 + u * 64 );
+
+ for( j = 0; j < 10000; j++ )
+ {
+ unsigned char tmp[16];
+
+ aes_crypt_cbc( &ctx, v, 16, iv, buf, buf );
+
+ memcpy( tmp, prv, 16 );
+ memcpy( prv, buf, 16 );
+ memcpy( buf, tmp, 16 );
+ }
+
+ if( memcmp( prv, aes_test_cbc_enc[u], 16 ) != 0 )
+ {
+ if( verbose != 0 )
+ polarssl_printf( "failed\n" );
+
+ ret = 1;
+ goto exit;
+ }
+ }
+
+ if( verbose != 0 )
+ polarssl_printf( "passed\n" );
+ }
+
+ if( verbose != 0 )
+ polarssl_printf( "\n" );
+#endif /* POLARSSL_CIPHER_MODE_CBC */
+
+#if defined(POLARSSL_CIPHER_MODE_CFB)
+ /*
+ * CFB128 mode
+ */
+ for( i = 0; i < 6; i++ )
+ {
+ u = i >> 1;
+ v = i & 1;
+
+ if( verbose != 0 )
+ polarssl_printf( " AES-CFB128-%3d (%s): ", 128 + u * 64,
+ ( v == AES_DECRYPT ) ? "dec" : "enc" );
+
+ memcpy( iv, aes_test_cfb128_iv, 16 );
+ memcpy( key, aes_test_cfb128_key[u], 16 + u * 8 );
+
+ offset = 0;
+ aes_setkey_enc( &ctx, key, 128 + u * 64 );
+
+ if( v == AES_DECRYPT )
+ {
+ memcpy( buf, aes_test_cfb128_ct[u], 64 );
+ aes_crypt_cfb128( &ctx, v, 64, &offset, iv, buf, buf );
+
+ if( memcmp( buf, aes_test_cfb128_pt, 64 ) != 0 )
+ {
+ if( verbose != 0 )
+ polarssl_printf( "failed\n" );
+
+ ret = 1;
+ goto exit;
+ }
+ }
+ else
+ {
+ memcpy( buf, aes_test_cfb128_pt, 64 );
+ aes_crypt_cfb128( &ctx, v, 64, &offset, iv, buf, buf );
+
+ if( memcmp( buf, aes_test_cfb128_ct[u], 64 ) != 0 )
+ {
+ if( verbose != 0 )
+ polarssl_printf( "failed\n" );
+
+ ret = 1;
+ goto exit;
+ }
+ }
+
+ if( verbose != 0 )
+ polarssl_printf( "passed\n" );
+ }
+
+ if( verbose != 0 )
+ polarssl_printf( "\n" );
+#endif /* POLARSSL_CIPHER_MODE_CFB */
+
+#if defined(POLARSSL_CIPHER_MODE_CTR)
+ /*
+ * CTR mode
+ */
+ for( i = 0; i < 6; i++ )
+ {
+ u = i >> 1;
+ v = i & 1;
+
+ if( verbose != 0 )
+ polarssl_printf( " AES-CTR-128 (%s): ",
+ ( v == AES_DECRYPT ) ? "dec" : "enc" );
+
+ memcpy( nonce_counter, aes_test_ctr_nonce_counter[u], 16 );
+ memcpy( key, aes_test_ctr_key[u], 16 );
+
+ offset = 0;
+ aes_setkey_enc( &ctx, key, 128 );
+
+ if( v == AES_DECRYPT )
+ {
+ len = aes_test_ctr_len[u];
+ memcpy( buf, aes_test_ctr_ct[u], len );
+
+ aes_crypt_ctr( &ctx, len, &offset, nonce_counter, stream_block,
+ buf, buf );
+
+ if( memcmp( buf, aes_test_ctr_pt[u], len ) != 0 )
+ {
+ if( verbose != 0 )
+ polarssl_printf( "failed\n" );
+
+ ret = 1;
+ goto exit;
+ }
+ }
+ else
+ {
+ len = aes_test_ctr_len[u];
+ memcpy( buf, aes_test_ctr_pt[u], len );
+
+ aes_crypt_ctr( &ctx, len, &offset, nonce_counter, stream_block,
+ buf, buf );
+
+ if( memcmp( buf, aes_test_ctr_ct[u], len ) != 0 )
+ {
+ if( verbose != 0 )
+ polarssl_printf( "failed\n" );
+
+ ret = 1;
+ goto exit;
+ }
+ }
+
+ if( verbose != 0 )
+ polarssl_printf( "passed\n" );
+ }
+
+ if( verbose != 0 )
+ polarssl_printf( "\n" );
+#endif /* POLARSSL_CIPHER_MODE_CTR */
+
+ ret = 0;
+
+exit:
+ aes_free( &ctx );
+
+ return( ret );
+}
+
+#endif /* POLARSSL_SELF_TEST */
+
+#endif /* POLARSSL_AES_C */
--- /dev/null
+/**
+ * \file aes.h
+ *
+ * \brief AES block cipher
+ *
+ * Copyright (C) 2006-2014, Brainspark B.V.
+ *
+ * This file is part of PolarSSL (http://www.polarssl.org)
+ * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
+ *
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+#ifndef POLARSSL_AES_H
+#define POLARSSL_AES_H
+
+#if !defined(POLARSSL_CONFIG_FILE)
+#include "polarssl_config.h"
+#else
+#include POLARSSL_CONFIG_FILE
+#endif
+
+#include <string.h>
+
+#if defined(_MSC_VER) && !defined(EFIX64) && !defined(EFI32)
+#include <basetsd.h>
+typedef UINT32 uint32_t;
+#else
+#include <inttypes.h>
+#endif
+
+/* padlock.c and aesni.c rely on these values! */
+#define AES_ENCRYPT 1
+#define AES_DECRYPT 0
+
+#define POLARSSL_ERR_AES_INVALID_KEY_LENGTH -0x0020 /**< Invalid key length. */
+#define POLARSSL_ERR_AES_INVALID_INPUT_LENGTH -0x0022 /**< Invalid data input length. */
+
+#if !defined(POLARSSL_AES_ALT)
+// Regular implementation
+//
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * \brief AES context structure
+ *
+ * \note buf is able to hold 32 extra bytes, which can be used:
+ * - for alignment purposes if VIA padlock is used, and/or
+ * - to simplify key expansion in the 256-bit case by
+ * generating an extra round key
+ */
+typedef struct
+{
+ int nr; /*!< number of rounds */
+ uint32_t *rk; /*!< AES round keys */
+ uint32_t buf[68]; /*!< unaligned data */
+}
+aes_context;
+
+/**
+ * \brief Initialize AES context
+ *
+ * \param ctx AES context to be initialized
+ */
+void aes_init( aes_context *ctx );
+
+/**
+ * \brief Clear AES context
+ *
+ * \param ctx AES context to be cleared
+ */
+void aes_free( aes_context *ctx );
+
+/**
+ * \brief AES key schedule (encryption)
+ *
+ * \param ctx AES context to be initialized
+ * \param key encryption key
+ * \param keysize must be 128, 192 or 256
+ *
+ * \return 0 if successful, or POLARSSL_ERR_AES_INVALID_KEY_LENGTH
+ */
+int aes_setkey_enc( aes_context *ctx, const unsigned char *key,
+ unsigned int keysize );
+
+/**
+ * \brief AES key schedule (decryption)
+ *
+ * \param ctx AES context to be initialized
+ * \param key decryption key
+ * \param keysize must be 128, 192 or 256
+ *
+ * \return 0 if successful, or POLARSSL_ERR_AES_INVALID_KEY_LENGTH
+ */
+int aes_setkey_dec( aes_context *ctx, const unsigned char *key,
+ unsigned int keysize );
+
+/**
+ * \brief AES-ECB block encryption/decryption
+ *
+ * \param ctx AES context
+ * \param mode AES_ENCRYPT or AES_DECRYPT
+ * \param input 16-byte input block
+ * \param output 16-byte output block
+ *
+ * \return 0 if successful
+ */
+int aes_crypt_ecb( aes_context *ctx,
+ int mode,
+ const unsigned char input[16],
+ unsigned char output[16] );
+
+#if defined(POLARSSL_CIPHER_MODE_CBC)
+/**
+ * \brief AES-CBC buffer encryption/decryption
+ * Length should be a multiple of the block
+ * size (16 bytes)
+ *
+ * \param ctx AES context
+ * \param mode AES_ENCRYPT or AES_DECRYPT
+ * \param length length of the input data
+ * \param iv initialization vector (updated after use)
+ * \param input buffer holding the input data
+ * \param output buffer holding the output data
+ *
+ * \return 0 if successful, or POLARSSL_ERR_AES_INVALID_INPUT_LENGTH
+ */
+int aes_crypt_cbc( aes_context *ctx,
+ int mode,
+ size_t length,
+ unsigned char iv[16],
+ const unsigned char *input,
+ unsigned char *output );
+#endif /* POLARSSL_CIPHER_MODE_CBC */
+
+#if defined(POLARSSL_CIPHER_MODE_CFB)
+/**
+ * \brief AES-CFB128 buffer encryption/decryption.
+ *
+ * Note: Due to the nature of CFB you should use the same key schedule for
+ * both encryption and decryption. So a context initialized with
+ * aes_setkey_enc() for both AES_ENCRYPT and AES_DECRYPT.
+ *
+ * \param ctx AES context
+ * \param mode AES_ENCRYPT or AES_DECRYPT
+ * \param length length of the input data
+ * \param iv_off offset in IV (updated after use)
+ * \param iv initialization vector (updated after use)
+ * \param input buffer holding the input data
+ * \param output buffer holding the output data
+ *
+ * \return 0 if successful
+ */
+int aes_crypt_cfb128( aes_context *ctx,
+ int mode,
+ size_t length,
+ size_t *iv_off,
+ unsigned char iv[16],
+ const unsigned char *input,
+ unsigned char *output );
+
+/**
+ * \brief AES-CFB8 buffer encryption/decryption.
+ *
+ * Note: Due to the nature of CFB you should use the same key schedule for
+ * both encryption and decryption. So a context initialized with
+ * aes_setkey_enc() for both AES_ENCRYPT and AES_DECRYPT.
+ *
+ * \param ctx AES context
+ * \param mode AES_ENCRYPT or AES_DECRYPT
+ * \param length length of the input data
+ * \param iv initialization vector (updated after use)
+ * \param input buffer holding the input data
+ * \param output buffer holding the output data
+ *
+ * \return 0 if successful
+ */
+int aes_crypt_cfb8( aes_context *ctx,
+ int mode,
+ size_t length,
+ unsigned char iv[16],
+ const unsigned char *input,
+ unsigned char *output );
+#endif /*POLARSSL_CIPHER_MODE_CFB */
+
+#if defined(POLARSSL_CIPHER_MODE_CTR)
+/**
+ * \brief AES-CTR buffer encryption/decryption
+ *
+ * Warning: You have to keep the maximum use of your counter in mind!
+ *
+ * Note: Due to the nature of CTR you should use the same key schedule for
+ * both encryption and decryption. So a context initialized with
+ * aes_setkey_enc() for both AES_ENCRYPT and AES_DECRYPT.
+ *
+ * \param ctx AES context
+ * \param length The length of the data
+ * \param nc_off The offset in the current stream_block (for resuming
+ * within current cipher stream). The offset pointer to
+ * should be 0 at the start of a stream.
+ * \param nonce_counter The 128-bit nonce and counter.
+ * \param stream_block The saved stream-block for resuming. Is overwritten
+ * by the function.
+ * \param input The input data stream
+ * \param output The output data stream
+ *
+ * \return 0 if successful
+ */
+int aes_crypt_ctr( aes_context *ctx,
+ size_t length,
+ size_t *nc_off,
+ unsigned char nonce_counter[16],
+ unsigned char stream_block[16],
+ const unsigned char *input,
+ unsigned char *output );
+#endif /* POLARSSL_CIPHER_MODE_CTR */
+
+#ifdef __cplusplus
+}
+#endif
+
+#else /* POLARSSL_AES_ALT */
+#include "aes_alt.h"
+#endif /* POLARSSL_AES_ALT */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * \brief Checkup routine
+ *
+ * \return 0 if successful, or 1 if the test failed
+ */
+int aes_self_test( int verbose );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* aes.h */
#include "cmdmain.h"
#include "cmddata.h"
#include "lfdemod.h"
-
+uint8_t DemodBuffer[MAX_DEMOD_BUF_LEN];
+uint8_t g_debugMode;
+int DemodBufferLen;
static int CmdHelp(const char *Cmd);
-int CmdAmp(const char *Cmd)
+//set the demod buffer with given array of binary (one bit per byte)
+//by marshmellow
+void setDemodBuf(uint8_t *buff, size_t size, size_t startIdx)
{
- int i, rising, falling;
- int max = INT_MIN, min = INT_MAX;
-
- DetectHighLowInGraph( &max, &min, FALSE);
-
- if (max != min) {
- rising = falling = 0;
-
- for (i = 0; i < GraphTraceLen; ++i) {
- if (GraphBuffer[i + 1] < GraphBuffer[i]) {
- if (rising) {
- GraphBuffer[i] = max;
- rising = 0;
- }
- falling = 1;
- }
- if (GraphBuffer[i + 1] > GraphBuffer[i]) {
- if (falling) {
- GraphBuffer[i] = min;
- falling = 0;
- }
- rising= 1;
- }
- }
+ size_t i = 0;
+ for (; i < size; i++){
+ DemodBuffer[i]=buff[startIdx++];
}
- RepaintGraphWindow();
- return 0;
+ DemodBufferLen=size;
+ return;
+}
+
+int CmdSetDebugMode(const char *Cmd)
+{
+ int demod=0;
+ sscanf(Cmd, "%i", &demod);
+ g_debugMode=(uint8_t)demod;
+ return 1;
+}
+
+//by marshmellow
+void printDemodBuff()
+{
+ uint32_t i = 0;
+ int bitLen = DemodBufferLen;
+ if (bitLen<16) {
+ PrintAndLog("no bits found in demod buffer");
+ return;
+ }
+ if (bitLen>512) bitLen=512; //max output to 512 bits if we have more - should be plenty
+ for (i = 0; i <= (bitLen-16); i+=16) {
+ PrintAndLog("%i%i%i%i%i%i%i%i%i%i%i%i%i%i%i%i",
+ DemodBuffer[i],
+ DemodBuffer[i+1],
+ DemodBuffer[i+2],
+ DemodBuffer[i+3],
+ DemodBuffer[i+4],
+ DemodBuffer[i+5],
+ DemodBuffer[i+6],
+ DemodBuffer[i+7],
+ DemodBuffer[i+8],
+ DemodBuffer[i+9],
+ DemodBuffer[i+10],
+ DemodBuffer[i+11],
+ DemodBuffer[i+12],
+ DemodBuffer[i+13],
+ DemodBuffer[i+14],
+ DemodBuffer[i+15]);
+ }
+ return;
+}
+
+
+int CmdAmp(const char *Cmd)
+{
+ int i, rising, falling;
+ int max = INT_MIN, min = INT_MAX;
+
+ for (i = 10; i < GraphTraceLen; ++i) {
+ if (GraphBuffer[i] > max)
+ max = GraphBuffer[i];
+ if (GraphBuffer[i] < min)
+ min = GraphBuffer[i];
+ }
+
+ if (max != min) {
+ rising = falling= 0;
+ for (i = 0; i < GraphTraceLen; ++i) {
+ if (GraphBuffer[i + 1] < GraphBuffer[i]) {
+ if (rising) {
+ GraphBuffer[i] = max;
+ rising = 0;
+ }
+ falling = 1;
+ }
+ if (GraphBuffer[i + 1] > GraphBuffer[i]) {
+ if (falling) {
+ GraphBuffer[i] = min;
+ falling = 0;
+ }
+ rising= 1;
+ }
+ }
+ }
+ RepaintGraphWindow();
+ return 0;
}
/*
//this method is dependant on all highs and lows to be the same(or clipped) this creates issues[marshmellow] it also ignores the clock
int Cmdaskdemod(const char *Cmd)
{
- int i;
- int c, high = 0, low = 0;
-
- sscanf(Cmd, "%i", &c);
-
- if (c != 0 && c != 1) {
- PrintAndLog("Invalid argument: %s", Cmd);
- return 0;
- }
-
- DetectHighLowInGraph( &high, &low, FALSE);
+ int i;
+ int c, high = 0, low = 0;
- high = abs(high * .75);
- low = abs(low * .75);
+ // TODO: complain if we do not give 2 arguments here !
+ // (AL - this doesn't make sense! we're only using one argument!!!)
+ sscanf(Cmd, "%i", &c);
- //prime loop
- if (GraphBuffer[0] > 0) {
- GraphBuffer[0] = 1-c;
- } else {
- GraphBuffer[0] = c;
- }
-
- for (i = 1; i < GraphTraceLen; ++i) {
- /* Transitions are detected at each peak
- * Transitions are either:
- * - we're low: transition if we hit a high
- * - we're high: transition if we hit a low
- * (we need to do it this way because some tags keep high or
- * low for long periods, others just reach the peak and go
- * down)
- */
+ /* Detect high and lows and clock */
+ // (AL - clock???)
+ for (i = 0; i < GraphTraceLen; ++i)
+ {
+ if (GraphBuffer[i] > high)
+ high = GraphBuffer[i];
+ else if (GraphBuffer[i] < low)
+ low = GraphBuffer[i];
+ }
+ high=abs(high*.75);
+ low=abs(low*.75);
+ if (c != 0 && c != 1) {
+ PrintAndLog("Invalid argument: %s", Cmd);
+ return 0;
+ }
+ //prime loop
+ if (GraphBuffer[0] > 0) {
+ GraphBuffer[0] = 1-c;
+ } else {
+ GraphBuffer[0] = c;
+ }
+ for (i = 1; i < GraphTraceLen; ++i) {
+ /* Transitions are detected at each peak
+ * Transitions are either:
+ * - we're low: transition if we hit a high
+ * - we're high: transition if we hit a low
+ * (we need to do it this way because some tags keep high or
+ * low for long periods, others just reach the peak and go
+ * down)
+ */
//[marhsmellow] change == to >= for high and <= for low for fuzz
- if ((GraphBuffer[i] == high) && (GraphBuffer[i - 1] == c)) {
- GraphBuffer[i] = 1 - c;
- } else if ((GraphBuffer[i] == low) && (GraphBuffer[i - 1] == (1 - c))){
- GraphBuffer[i] = c;
- } else {
- /* No transition */
- GraphBuffer[i] = GraphBuffer[i - 1];
- }
- }
+ if ((GraphBuffer[i] == high) && (GraphBuffer[i - 1] == c)) {
+ GraphBuffer[i] = 1 - c;
+ } else if ((GraphBuffer[i] == low) && (GraphBuffer[i - 1] == (1 - c))){
+ GraphBuffer[i] = c;
+ } else {
+ /* No transition */
+ GraphBuffer[i] = GraphBuffer[i - 1];
+ }
+ }
RepaintGraphWindow();
return 0;
}
-void printBitStream(uint8_t bits[], uint32_t bitLen){
-
- uint32_t i = 0;
- if (bitLen < 16) {
- PrintAndLog("Too few bits found: %d",bitLen);
- return;
- }
- if (bitLen > 512)
- bitLen = 512;
-
- if ( ( bitLen % 16 ) > 0) {
- bitLen = ((bitLen / 16) * 16);
- PrintAndLog("ICE: equally divided with 16 = %d",bitLen);
- }
-
- for (i = 0; i <= ( bitLen - 16); i += 16) {
- PrintAndLog("%i%i%i%i%i%i%i%i%i%i%i%i%i%i%i%i",
- bits[i],
- bits[i+1],
- bits[i+2],
- bits[i+3],
- bits[i+4],
- bits[i+5],
- bits[i+6],
- bits[i+7],
- bits[i+8],
- bits[i+9],
- bits[i+10],
- bits[i+11],
- bits[i+12],
- bits[i+13],
- bits[i+14],
- bits[i+15]);
- }
- return;
+//by marshmellow
+void printBitStream(uint8_t BitStream[], uint32_t bitLen)
+{
+ uint32_t i = 0;
+ if (bitLen<16) {
+ PrintAndLog("Too few bits found: %d",bitLen);
+ return;
+ }
+ if (bitLen>512) bitLen=512;
+ for (i = 0; i <= (bitLen-16); i+=16) {
+ PrintAndLog("%i%i%i%i%i%i%i%i%i%i%i%i%i%i%i%i",
+ BitStream[i],
+ BitStream[i+1],
+ BitStream[i+2],
+ BitStream[i+3],
+ BitStream[i+4],
+ BitStream[i+5],
+ BitStream[i+6],
+ BitStream[i+7],
+ BitStream[i+8],
+ BitStream[i+9],
+ BitStream[i+10],
+ BitStream[i+11],
+ BitStream[i+12],
+ BitStream[i+13],
+ BitStream[i+14],
+ BitStream[i+15]);
+ }
+ return;
}
-
-void printEM410x(uint64_t id) {
-
- if ( id <= 0 ) return;
-
- uint64_t id2lo = 0;
- uint32_t i,j;
- i = j = 0;
-
- for (j = 5; j > 0; j--){
- for (i = 0; i < 8; i++){
- id2lo = ( id2lo << 1LL)|((id & ( 1 << ( i +( ( j-1 ) * 8 )))) >> ( i + (( j-1) *8 )));
+//by marshmellow
+//print EM410x ID in multiple formats
+void printEM410x(uint64_t id)
+{
+ if (id !=0){
+ uint64_t iii=1;
+ uint64_t id2lo=0;
+ uint32_t ii=0;
+ uint32_t i=0;
+ for (ii=5; ii>0;ii--){
+ for (i=0;i<8;i++){
+ id2lo=(id2lo<<1LL) | ((id & (iii << (i+((ii-1)*8)))) >> (i+((ii-1)*8)));
+ }
+ }
+ //output em id
+ PrintAndLog("EM TAG ID : %010llx", id);
+ PrintAndLog("Unique TAG ID: %010llx", id2lo);
+ PrintAndLog("DEZ 8 : %08lld",id & 0xFFFFFF);
+ PrintAndLog("DEZ 10 : %010lld",id & 0xFFFFFF);
+ PrintAndLog("DEZ 5.5 : %05lld.%05lld",(id>>16LL) & 0xFFFF,(id & 0xFFFF));
+ PrintAndLog("DEZ 3.5A : %03lld.%05lld",(id>>32ll),(id & 0xFFFF));
+ PrintAndLog("DEZ 14/IK2 : %014lld",id);
+ PrintAndLog("DEZ 15/IK3 : %015lld",id2lo);
+ PrintAndLog("Other : %05lld_%03lld_%08lld",(id&0xFFFF),((id>>16LL) & 0xFF),(id & 0xFFFFFF));
}
- }
- //output em id
- PrintAndLog("EM TAG ID : %010llx", id);
- PrintAndLog("Unique TAG ID: %010llx", id2lo);
- PrintAndLog("DEZ 8 : %08lld", id & 0xFFFFFF);
- PrintAndLog("DEZ 10 : %010lld", id & 0xFFFFFF);
- PrintAndLog("DEZ 5.5 : %05lld.%05lld", (id>>16LL) & 0xFFFF, (id & 0xFFFF));
- PrintAndLog("DEZ 3.5A : %03lld.%05lld", (id>>32ll), (id & 0xFFFF));
- PrintAndLog("DEZ 14/IK2 : %014lld", id);
- PrintAndLog("DEZ 15/IK3 : %015lld", id2lo);
- PrintAndLog("Other : %05lld_%03lld_%08lld", (id & 0xFFFF), (( id >> 16LL) & 0xFF), (id & 0xFFFFFF));
+ return;
}
+//by marshmellow
+//take binary from demod buffer and see if we can find an EM410x ID
int CmdEm410xDecode(const char *Cmd)
{
- uint64_t id = 0;
- uint8_t bits[MAX_GRAPH_TRACE_LEN] = {0x00};
- uint32_t len = GetFromGraphBuf(bits);
- id = Em410xDecode(bits, len);
- printEM410x(id);
- if ( id > 0 )
- return 1;
- return 0;
+ uint64_t id=0;
+ size_t size = DemodBufferLen, idx=0;
+ id = Em410xDecode(DemodBuffer, &size, &idx);
+ if (id>0){
+ setDemodBuf(DemodBuffer, size, idx);
+ if (g_debugMode){
+ PrintAndLog("DEBUG: Printing demod buffer:");
+ printDemodBuff();
+ }
+ printEM410x(id);
+ return 1;
+ }
+ return 0;
}
+
//by marshmellow
-//takes 2 arguments - clock and invert both as integers
-//attempts to demodulate ask while decoding manchester
+//takes 2 arguments - clock and invert both as integers
+//attempts to demodulate ask while decoding manchester
//prints binary found and saves in graphbuffer for further commands
int Cmdaskmandemod(const char *Cmd)
{
- int invert = 0;
- int clk = 0;
-
- sscanf(Cmd, "%i %i", &clk, &invert);
-
- if (invert != 0 && invert != 1) {
- PrintAndLog("Invalid argument: %s", Cmd);
- return 0;
- }
-
- uint8_t bits[MAX_GRAPH_TRACE_LEN] = {0x00};
- uint32_t len = GetFromGraphBuf(bits);
-
- int errCnt = askmandemod(bits, &len, &clk, &invert);
-
- if (errCnt < 0) return 0;
- if (len < 16) return 0;
-
- PrintAndLog("\nUsing Clock: %d - Invert: %d - Bits Found: %d",clk,invert,len);
+ int invert=0;
+ int clk=0;
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
+ sscanf(Cmd, "%i %i", &clk, &invert);
+ if (invert != 0 && invert != 1) {
+ PrintAndLog("Invalid argument: %s", Cmd);
+ return 0;
+ }
- if (errCnt > 0){
- PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt);
+ size_t BitLen = getFromGraphBuf(BitStream);
+ if (g_debugMode==1) PrintAndLog("DEBUG: Bitlen from grphbuff: %d",BitLen);
+ int errCnt=0;
+ errCnt = askmandemod(BitStream, &BitLen,&clk,&invert);
+ if (errCnt<0||BitLen<16){ //if fatal error (or -1)
+ if (g_debugMode==1) PrintAndLog("no data found %d, errors:%d, bitlen:%d, clock:%d",errCnt,invert,BitLen,clk);
+ return 0;
}
-
- PrintAndLog("ASK/Manchester decoded bitstream:");
+ PrintAndLog("\nUsing Clock: %d - Invert: %d - Bits Found: %d",clk,invert,BitLen);
- printBitStream(bits, len);
-
- uint64_t tagid = Em410xDecode(bits, len);
-
- if (tagid > 0){
- SetGraphBuf(bits, len);
- printEM410x(tagid);
- return 1;
- }
- return 0;
+ //output
+ if (errCnt>0){
+ PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt);
+ }
+ PrintAndLog("ASK/Manchester decoded bitstream:");
+ // Now output the bitstream to the scrollback by line of 16 bits
+ setDemodBuf(BitStream,BitLen,0);
+ printDemodBuff();
+ uint64_t lo =0;
+ size_t idx=0;
+ lo = Em410xDecode(BitStream, &BitLen, &idx);
+ if (lo>0){
+ //set GraphBuffer for clone or sim command
+ setDemodBuf(BitStream, BitLen, idx);
+ if (g_debugMode){
+ PrintAndLog("DEBUG: idx: %d, Len: %d, Printing Demod Buffer:", idx, BitLen);
+ printDemodBuff();
+ }
+ PrintAndLog("EM410x pattern found: ");
+ printEM410x(lo);
+ return 1;
+ }
+ return 0;
}
//by marshmellow
//stricktly take 10 and 01 and convert to 0 and 1
int Cmdmandecoderaw(const char *Cmd)
{
- int i = 0;
- int errCnt = 0;
- int bitnum = 0;
- uint8_t bits[MAX_GRAPH_TRACE_LEN] = {0x00};
- int high = 0, low = 0;
-
- for (; i < GraphTraceLen; ++i){
- if (GraphBuffer[i] > high) high = GraphBuffer[i];
- else if (GraphBuffer[i] < low) low = GraphBuffer[i];
- bits[i] = GraphBuffer[i];
- }
-
- if (high > 1 || low < 0 ){
- PrintAndLog("Error: please raw demod the wave first then mancheseter raw decode");
- return 0;
- }
-
- bitnum = i;
- errCnt = manrawdecode(bits, &bitnum);
-
- if (errCnt>=20){
- PrintAndLog("Too many errors: %d",errCnt);
- return 0;
- }
-
- PrintAndLog("Manchester Decoded - # errors:%d - data:",errCnt);
- printBitStream(bits,bitnum);
-
- if (errCnt==0){
- //put back in graphbuffer
- SetGraphBuf(bits, bitnum);
-
- uint64_t id = Em410xDecode(bits,i);
- printEM410x(id);
- }
- return 1;
+ int i =0;
+ int errCnt=0;
+ size_t size=0;
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
+ int high=0,low=0;
+ for (;i<DemodBufferLen;++i){
+ if (DemodBuffer[i]>high) high=DemodBuffer[i];
+ else if(DemodBuffer[i]<low) low=DemodBuffer[i];
+ BitStream[i]=DemodBuffer[i];
+ }
+ if (high>1 || low <0 ){
+ PrintAndLog("Error: please raw demod the wave first then mancheseter raw decode");
+ return 0;
+ }
+ size=i;
+ errCnt=manrawdecode(BitStream, &size);
+ if (errCnt>=20){
+ PrintAndLog("Too many errors: %d",errCnt);
+ return 0;
+ }
+ PrintAndLog("Manchester Decoded - # errors:%d - data:",errCnt);
+ printBitStream(BitStream, size);
+ if (errCnt==0){
+ uint64_t id = 0;
+ size_t idx=0;
+ id = Em410xDecode(BitStream, &size, &idx);
+ if (id>0){
+ //need to adjust to set bitstream back to manchester encoded data
+ //setDemodBuf(BitStream, size, idx);
+
+ printEM410x(id);
+ }
+ }
+ return 1;
}
//by marshmellow
//biphase decode
//take 01 or 10 = 0 and 11 or 00 = 1
-//takes 1 argument "offset" default = 0 if 1 it will shift the decode by one bit
-// since it is not like manchester and doesn't have an incorrect bit pattern we
+//takes 2 arguments "offset" default = 0 if 1 it will shift the decode by one bit
+// and "invert" default = 0 if 1 it will invert output
+// since it is not like manchester and doesn't have an incorrect bit pattern we
// cannot determine if our decode is correct or if it should be shifted by one bit
// the argument offset allows us to manually shift if the output is incorrect
// (better would be to demod and decode at the same time so we can distinguish large
// width waves vs small width waves to help the decode positioning) or askbiphdemod
int CmdBiphaseDecodeRaw(const char *Cmd)
{
- int i = 0;
- int errCnt = 0;
- int bitnum = 0;
- int offset = 0;
- int high = 0, low = 0;
- sscanf(Cmd, "%i", &offset);
-
- uint8_t bits[MAX_GRAPH_TRACE_LEN]={0};
-
- //get graphbuffer & high and low
- for (; i<GraphTraceLen; ++i){
- if (GraphBuffer[i] > high) high = GraphBuffer[i];
- else if (GraphBuffer[i] < low) low = GraphBuffer[i];
- bits[i] = GraphBuffer[i];
- }
- if (high > 1 || low < 0){
- PrintAndLog("Error: please raw demod the wave first then decode");
- return 0;
- }
- bitnum = i;
- errCnt = BiphaseRawDecode(bits, &bitnum, offset);
- if (errCnt >= 20){
- PrintAndLog("Too many errors attempting to decode: %d", errCnt);
- return 0;
- }
- PrintAndLog("Biphase Decoded using offset: %d - # errors:%d - data:", offset, errCnt);
- printBitStream(bits, bitnum);
- PrintAndLog("\nif bitstream does not look right try offset=1");
- return 1;
+ int i = 0;
+ int errCnt=0;
+ size_t size=0;
+ int offset=0;
+ int invert=0;
+ int high=0, low=0;
+ sscanf(Cmd, "%i %i", &offset, &invert);
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
+ //get graphbuffer & high and low
+ for (;i<DemodBufferLen;++i){
+ if(DemodBuffer[i]>high)high=DemodBuffer[i];
+ else if(DemodBuffer[i]<low)low=DemodBuffer[i];
+ BitStream[i]=DemodBuffer[i];
+ }
+ if (high>1 || low <0){
+ PrintAndLog("Error: please raw demod the wave first then decode");
+ return 0;
+ }
+ size=i;
+ errCnt=BiphaseRawDecode(BitStream, &size, offset, invert);
+ if (errCnt>=20){
+ PrintAndLog("Too many errors attempting to decode: %d",errCnt);
+ return 0;
+ }
+ PrintAndLog("Biphase Decoded using offset: %d - # errors:%d - data:",offset,errCnt);
+ printBitStream(BitStream, size);
+ PrintAndLog("\nif bitstream does not look right try offset=1");
+ return 1;
}
-
//by marshmellow
//takes 2 arguments - clock and invert both as integers
//attempts to demodulate ask only
//prints binary found and saves in graphbuffer for further commands
int Cmdaskrawdemod(const char *Cmd)
{
- int invert = 0;
- int clk = 0;
-
+ int invert=0;
+ int clk=0;
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
sscanf(Cmd, "%i %i", &clk, &invert);
-
- if (invert != 0 && invert != 1 ) {
- PrintAndLog("Invalid argument: %s", Cmd);
- return 0;
- }
-
- if ( clock < 0 ) {
- PrintAndLog("Wrong clock argument");
- return 0;
+ if (invert != 0 && invert != 1) {
+ PrintAndLog("Invalid argument: %s", Cmd);
+ return 0;
+ }
+ size_t BitLen = getFromGraphBuf(BitStream);
+ int errCnt=0;
+ errCnt = askrawdemod(BitStream, &BitLen,&clk,&invert);
+ if (errCnt==-1||BitLen<16){ //throw away static - allow 1 and -1 (in case of threshold command first)
+ PrintAndLog("no data found");
+ if (g_debugMode==1) PrintAndLog("errCnt: %d, BitLen: %d, clk: %d, invert: %d", errCnt, BitLen, clk, invert);
+ return 0;
}
+ PrintAndLog("Using Clock: %d - invert: %d - Bits Found: %d",clk,invert,BitLen);
+
+ //move BitStream back to DemodBuffer
+ setDemodBuf(BitStream,BitLen,0);
- uint8_t bits[MAX_GRAPH_TRACE_LEN] = {0x00};
- int len = GetFromGraphBuf(bits);
- int errCnt = 0;
-
- errCnt = askrawdemod(bits, &len, &clk, &invert);
-
- //throw away static - allow 1 and -1 (in case of threshold command first)
- if (errCnt == -1) {
- PrintAndLog("no data found");
- return 0;
- }
-
- if (len < 16) return 0;
-
- PrintAndLog("Using Clock: %d - invert: %d - Bits Found: %d",clk,invert,len);
-
- //move BitStream back to GraphBuffer
- SetGraphBuf(bits, len);
-
- if (errCnt > 0){
- PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt);
- }
+ //output
+ if (errCnt>0){
+ PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt);
+ }
+ PrintAndLog("ASK demoded bitstream:");
+ // Now output the bitstream to the scrollback by line of 16 bits
+ printBitStream(BitStream,BitLen);
- PrintAndLog("ASK demoded bitstream:");
-
- // Now output the bitstream to the scrollback by line of 16 bits
- printBitStream(bits,len);
- return 1;
+ return 1;
}
int CmdAutoCorr(const char *Cmd)
int CmdBitsamples(const char *Cmd)
{
int cnt = 0;
- uint8_t got[10000];
-
+ uint8_t got[12288];
+
GetFromBigBuf(got,sizeof(got),0);
WaitForResponse(CMD_ACK,NULL);
int hithigh, hitlow, first;
/* Detect high and lows and clock */
- DetectHighLowInGraph( &high, &low, FALSE);
+ for (i = 0; i < GraphTraceLen; ++i)
+ {
+ if (GraphBuffer[i] > high)
+ high = GraphBuffer[i];
+ else if (GraphBuffer[i] < low)
+ low = GraphBuffer[i];
+ }
/* Get our clock */
- clock = GetClock(Cmd, 0);
+ clock = GetClock(Cmd, high, 1);
gtl = ClearGraph(0);
bit = 0;
return 0;
}
+//by marshmellow
+//shift graph zero up or down based on input + or -
+int CmdGraphShiftZero(const char *Cmd)
+{
+
+ int shift=0;
+ //set options from parameters entered with the command
+ sscanf(Cmd, "%i", &shift);
+ int shiftedVal=0;
+ for(int i = 0; i<GraphTraceLen; i++){
+ shiftedVal=GraphBuffer[i]+shift;
+ if (shiftedVal>127)
+ shiftedVal=127;
+ else if (shiftedVal<-127)
+ shiftedVal=-127;
+ GraphBuffer[i]= shiftedVal;
+ }
+ CmdNorm("");
+ return 0;
+}
+
/* Print our clock rate */
-// uses data from graphbuffer
+// uses data from graphbuffer
int CmdDetectClockRate(const char *Cmd)
{
- GetClock("",1);
+ GetClock("",0,0);
+ //int clock = DetectASKClock(0);
+ //PrintAndLog("Auto-detected clock rate: %d", clock);
return 0;
}
//defaults: clock = 50, invert=0, rchigh=10, rclow=8 (RF/10 RF/8 (fsk2a))
int CmdFSKrawdemod(const char *Cmd)
{
- //raw fsk demod no manchester decoding no start bit finding just get binary from wave
- int rfLen = 50;
- int invert = 0;
- int fchigh = 10;
- int fclow = 8;
-
- //set options from parameters entered with the command
- sscanf(Cmd, "%i %i %i %i", &rfLen, &invert, &fchigh, &fclow);
-
- // A lots of checks if chigh, clow is out-of bounds.
-
- if (strlen(Cmd)>0 && strlen(Cmd)<=2) {
-
- rfLen = 50;
-
- //if invert option only is used
- if (rfLen == 1){
- invert=1;
- }
- }
-
- PrintAndLog("Args invert: %d - Clock:%d - FC high:%d - FC low: %d",invert,rfLen,fchigh, fclow);
-
- uint8_t bits[MAX_GRAPH_TRACE_LEN] = {0x00};
- uint32_t len = GetFromGraphBuf(bits);
-
- int size = fskdemod(bits, len,(uint8_t)rfLen, (uint8_t)invert, (uint8_t)fchigh, (uint8_t)fclow);
-
- if (size > 0) {
- PrintAndLog("FSK decoded bitstream:");
-
- SetGraphBuf(bits, size);
-
- // Now output the bitstream to the scrollback by line of 16 bits
- // only output a max of 8 blocks of 32 bits most tags will have full bit stream inside that sample size
- if(size > (8*32)+2)
- size = (8*32)+2;
- printBitStream(bits,size);
- } else {
- PrintAndLog("no FSK data found");
+ //raw fsk demod no manchester decoding no start bit finding just get binary from wave
+ //set defaults
+ int rfLen = 0;
+ int invert=0;
+ int fchigh=0;
+ int fclow=0;
+ //set options from parameters entered with the command
+ sscanf(Cmd, "%i %i %i %i", &rfLen, &invert, &fchigh, &fclow);
+
+ if (strlen(Cmd)>0 && strlen(Cmd)<=2) {
+ if (rfLen==1){
+ invert=1; //if invert option only is used
+ rfLen = 0;
+ }
}
- return 0;
+
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
+ size_t BitLen = getFromGraphBuf(BitStream);
+ //get field clock lengths
+ uint16_t fcs=0;
+ if (fchigh==0 || fclow == 0){
+ fcs=countFC(BitStream, BitLen);
+ if (fcs==0){
+ fchigh=10;
+ fclow=8;
+ }else{
+ fchigh = (fcs >> 8) & 0xFF;
+ fclow = fcs & 0xFF;
+ }
+ }
+ //get bit clock length
+ if (rfLen==0){
+ rfLen = detectFSKClk(BitStream, BitLen, fchigh, fclow);
+ if (rfLen == 0) rfLen = 50;
+ }
+ PrintAndLog("Args invert: %d - Clock:%d - fchigh:%d - fclow: %d",invert,rfLen,fchigh, fclow);
+ int size = fskdemod(BitStream,BitLen,(uint8_t)rfLen,(uint8_t)invert,(uint8_t)fchigh,(uint8_t)fclow);
+ if (size>0){
+ PrintAndLog("FSK decoded bitstream:");
+ setDemodBuf(BitStream,size,0);
+
+ // Now output the bitstream to the scrollback by line of 16 bits
+ if(size > (8*32)+2) size = (8*32)+2; //only output a max of 8 blocks of 32 bits most tags will have full bit stream inside that sample size
+ printBitStream(BitStream,size);
+ } else{
+ PrintAndLog("no FSK data found");
+ }
+ return 0;
}
//by marshmellow (based on existing demod + holiman's refactor)
//print full HID Prox ID and some bit format details if found
int CmdFSKdemodHID(const char *Cmd)
{
- //raw fsk demod no manchester decoding no start bit finding just get binary from wave
- uint32_t hi2=0, hi=0, lo=0;
-
- uint8_t BitStream[MAX_GRAPH_TRACE_LEN] = {0x00};
- uint32_t BitLen = GetFromGraphBuf(BitStream);
-
- //get binary from fsk wave
- size_t size = HIDdemodFSK(BitStream,BitLen,&hi2,&hi,&lo);
-
- if (size < 0){
- PrintAndLog("Error demoding fsk");
- return 0;
- }
-
- if (hi2==0 && hi==0 && lo==0) return 0;
-
- //extra large HID tags
- if (hi2 != 0){
- PrintAndLog("TAG ID: %x%08x%08x (%d)",
- (unsigned int) hi2,
- (unsigned int) hi,
- (unsigned int) lo,
- (unsigned int) (lo>>1) & 0xFFFF);
- SetGraphBuf(BitStream,BitLen);
- return 1;
- } else {
- //standard HID tags <38 bits
- uint8_t fmtLen = 0;
- uint32_t fc = 0;
- uint32_t cardnum = 0;
-
- //if bit 38 is set then < 37 bit format is used
- if (((hi>>5) & 1)==1){
- uint32_t lo2 = 0;
-
- //get bits 21-37 to check for format len bit
- lo2 = (((hi & 15) << 12) | (lo>>20));
- uint8_t idx3 = 1;
-
- //find last bit set to 1 (format len bit)
- while( lo2 > 1){
- lo2=lo2>>1;
- idx3++;
- }
- fmtLen = idx3 + 19;
- fc = 0;
- cardnum = 0;
-
- if(fmtLen==26){
- cardnum = (lo>>1)&0xFFFF;
- fc = (lo>>17)&0xFF;
- }
- if(fmtLen==37){
- cardnum = (lo>>1)&0x7FFFF;
- fc = ((hi&0xF)<<12)|(lo>>20);
- }
- if(fmtLen==34){
- cardnum = (lo>>1)&0xFFFF;
- fc= ((hi&1)<<15)|(lo>>17);
- }
- if(fmtLen==35){
- cardnum = (lo>>1)&0xFFFFF;
- fc = ((hi&1)<<11)|(lo>>21);
- }
- } else {
- //if bit 38 is not set then 37 bit format is used
- fmtLen= 37;
- fc =0;
- cardnum=0;
-
- if (fmtLen==37){
- cardnum = (lo>>1) & 0x7FFFF;
- fc = ((hi&0xF) << 12) | (lo >> 20);
- }
+ //raw fsk demod no manchester decoding no start bit finding just get binary from wave
+ uint32_t hi2=0, hi=0, lo=0;
+
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
+ size_t BitLen = getFromGraphBuf(BitStream);
+ //get binary from fsk wave
+ int idx = HIDdemodFSK(BitStream,&BitLen,&hi2,&hi,&lo);
+ if (idx<0){
+ if (g_debugMode){
+ if (idx==-1){
+ PrintAndLog("DEBUG: Just Noise Detected");
+ } else if (idx == -2) {
+ PrintAndLog("DEBUG: Error demoding fsk");
+ } else if (idx == -3) {
+ PrintAndLog("DEBUG: Preamble not found");
+ } else if (idx == -4) {
+ PrintAndLog("DEBUG: Error in Manchester data, SIZE: %d", BitLen);
+ } else {
+ PrintAndLog("DEBUG: Error demoding fsk %d", idx);
+ }
+ }
+ return 0;
+ }
+ if (hi2==0 && hi==0 && lo==0) {
+ if (g_debugMode) PrintAndLog("DEBUG: Error - no values found");
+ return 0;
+ }
+ if (hi2 != 0){ //extra large HID tags
+ PrintAndLog("HID Prox TAG ID: %x%08x%08x (%d)",
+ (unsigned int) hi2, (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF);
+ }
+ else { //standard HID tags <38 bits
+ uint8_t fmtLen = 0;
+ uint32_t fc = 0;
+ uint32_t cardnum = 0;
+ if (((hi>>5)&1)==1){//if bit 38 is set then < 37 bit format is used
+ uint32_t lo2=0;
+ lo2=(((hi & 31) << 12) | (lo>>20)); //get bits 21-37 to check for format len bit
+ uint8_t idx3 = 1;
+ while(lo2>1){ //find last bit set to 1 (format len bit)
+ lo2=lo2>>1;
+ idx3++;
+ }
+ fmtLen =idx3+19;
+ fc =0;
+ cardnum=0;
+ if(fmtLen==26){
+ cardnum = (lo>>1)&0xFFFF;
+ fc = (lo>>17)&0xFF;
+ }
+ if(fmtLen==34){
+ cardnum = (lo>>1)&0xFFFF;
+ fc= ((hi&1)<<15)|(lo>>17);
+ }
+ if(fmtLen==35){
+ cardnum = (lo>>1)&0xFFFFF;
+ fc = ((hi&1)<<11)|(lo>>21);
+ }
+ }
+ else { //if bit 38 is not set then 37 bit format is used
+ fmtLen = 37;
+ fc = 0;
+ cardnum = 0;
+ if(fmtLen == 37){
+ cardnum = (lo>>1)&0x7FFFF;
+ fc = ((hi&0xF)<<12)|(lo>>20);
+ }
}
- PrintAndLog("TAG ID: %x%08x (%d) - Format Len: %dbit - FC: %d - Card: %d",
- (unsigned int) hi,
- (unsigned int) lo,
- (unsigned int) (lo>>1) & 0xFFFF,
- (unsigned int) fmtLen,
- (unsigned int) fc,
- (unsigned int) cardnum);
- SetGraphBuf(BitStream,BitLen);
- return 1;
- }
- return 0;
+ PrintAndLog("HID Prox TAG ID: %x%08x (%d) - Format Len: %dbit - FC: %d - Card: %d",
+ (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF,
+ (unsigned int) fmtLen, (unsigned int) fc, (unsigned int) cardnum);
+ }
+ setDemodBuf(BitStream,BitLen,idx);
+ if (g_debugMode){
+ PrintAndLog("DEBUG: idx: %d, Len: %d, Printing Demod Buffer:", idx, BitLen);
+ printDemodBuff();
+ }
+ return 1;
+}
+
+//by marshmellow
+//Paradox Prox demod - FSK RF/50 with preamble of 00001111 (then manchester encoded)
+//print full Paradox Prox ID and some bit format details if found
+int CmdFSKdemodParadox(const char *Cmd)
+{
+ //raw fsk demod no manchester decoding no start bit finding just get binary from wave
+ uint32_t hi2=0, hi=0, lo=0;
+
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
+ size_t BitLen = getFromGraphBuf(BitStream);
+ //get binary from fsk wave
+ int idx = ParadoxdemodFSK(BitStream,&BitLen,&hi2,&hi,&lo);
+ if (idx<0){
+ if (g_debugMode){
+ if (idx==-1){
+ PrintAndLog("DEBUG: Just Noise Detected");
+ } else if (idx == -2) {
+ PrintAndLog("DEBUG: Error demoding fsk");
+ } else if (idx == -3) {
+ PrintAndLog("DEBUG: Preamble not found");
+ } else if (idx == -4) {
+ PrintAndLog("DEBUG: Error in Manchester data");
+ } else {
+ PrintAndLog("DEBUG: Error demoding fsk %d", idx);
+ }
+ }
+ return 0;
+ }
+ if (hi2==0 && hi==0 && lo==0){
+ if (g_debugMode) PrintAndLog("DEBUG: Error - no value found");
+ return 0;
+ }
+ uint32_t fc = ((hi & 0x3)<<6) | (lo>>26);
+ uint32_t cardnum = (lo>>10)&0xFFFF;
+
+ PrintAndLog("Paradox TAG ID: %x%08x - FC: %d - Card: %d - Checksum: %02x",
+ hi>>10, (hi & 0x3)<<26 | (lo>>10), fc, cardnum, (lo>>2) & 0xFF );
+ setDemodBuf(BitStream,BitLen,idx);
+ if (g_debugMode){
+ PrintAndLog("DEBUG: idx: %d, len: %d, Printing Demod Buffer:", idx, BitLen);
+ printDemodBuff();
+ }
+ return 1;
}
+
//by marshmellow
//IO-Prox demod - FSK RF/64 with preamble of 000000001
//print ioprox ID and some format details
int CmdFSKdemodIO(const char *Cmd)
{
- if (GraphTraceLen < 65) {
- PrintAndLog("data samples size is too small");
- return 0;
- }
+ //raw fsk demod no manchester decoding no start bit finding just get binary from wave
+ //set defaults
+ int idx=0;
+ //something in graphbuffer?
+ if (GraphTraceLen < 65) {
+ if (g_debugMode)PrintAndLog("DEBUG: not enough samples in GraphBuffer");
+ return 0;
+ }
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
+ size_t BitLen = getFromGraphBuf(BitStream);
+
+ //get binary from fsk wave
+ idx = IOdemodFSK(BitStream,BitLen);
+ if (idx<0){
+ if (g_debugMode){
+ if (idx==-1){
+ PrintAndLog("DEBUG: Just Noise Detected");
+ } else if (idx == -2) {
+ PrintAndLog("DEBUG: not enough samples");
+ } else if (idx == -3) {
+ PrintAndLog("DEBUG: error during fskdemod");
+ } else if (idx == -4) {
+ PrintAndLog("DEBUG: Preamble not found");
+ } else if (idx == -5) {
+ PrintAndLog("DEBUG: Separator bits not found");
+ } else {
+ PrintAndLog("DEBUG: Error demoding fsk %d", idx);
+ }
+ }
+ return 0;
+ }
+ if (idx==0){
+ if (g_debugMode==1){
+ PrintAndLog("DEBUG: IO Prox Data not found - FSK Bits: %d",BitLen);
+ if (BitLen > 92) printBitStream(BitStream,92);
+ }
+ return 0;
+ }
+ //Index map
+ //0 10 20 30 40 50 60
+ //| | | | | | |
+ //01234567 8 90123456 7 89012345 6 78901234 5 67890123 4 56789012 3 45678901 23
+ //-----------------------------------------------------------------------------
+ //00000000 0 11110000 1 facility 1 version* 1 code*one 1 code*two 1 ???????? 11
+ //
+ //XSF(version)facility:codeone+codetwo (raw)
+ //Handle the data
+ if (idx+64>BitLen) {
+ if (g_debugMode==1) PrintAndLog("not enough bits found - bitlen: %d",BitLen);
+ return 0;
+ }
+ PrintAndLog("%d%d%d%d%d%d%d%d %d",BitStream[idx], BitStream[idx+1], BitStream[idx+2], BitStream[idx+3], BitStream[idx+4], BitStream[idx+5], BitStream[idx+6], BitStream[idx+7], BitStream[idx+8]);
+ PrintAndLog("%d%d%d%d%d%d%d%d %d",BitStream[idx+9], BitStream[idx+10], BitStream[idx+11],BitStream[idx+12],BitStream[idx+13],BitStream[idx+14],BitStream[idx+15],BitStream[idx+16],BitStream[idx+17]);
+ PrintAndLog("%d%d%d%d%d%d%d%d %d facility",BitStream[idx+18], BitStream[idx+19], BitStream[idx+20],BitStream[idx+21],BitStream[idx+22],BitStream[idx+23],BitStream[idx+24],BitStream[idx+25],BitStream[idx+26]);
+ PrintAndLog("%d%d%d%d%d%d%d%d %d version",BitStream[idx+27], BitStream[idx+28], BitStream[idx+29],BitStream[idx+30],BitStream[idx+31],BitStream[idx+32],BitStream[idx+33],BitStream[idx+34],BitStream[idx+35]);
+ PrintAndLog("%d%d%d%d%d%d%d%d %d code1",BitStream[idx+36], BitStream[idx+37], BitStream[idx+38],BitStream[idx+39],BitStream[idx+40],BitStream[idx+41],BitStream[idx+42],BitStream[idx+43],BitStream[idx+44]);
+ PrintAndLog("%d%d%d%d%d%d%d%d %d code2",BitStream[idx+45], BitStream[idx+46], BitStream[idx+47],BitStream[idx+48],BitStream[idx+49],BitStream[idx+50],BitStream[idx+51],BitStream[idx+52],BitStream[idx+53]);
+ PrintAndLog("%d%d%d%d%d%d%d%d %d%d checksum",BitStream[idx+54],BitStream[idx+55],BitStream[idx+56],BitStream[idx+57],BitStream[idx+58],BitStream[idx+59],BitStream[idx+60],BitStream[idx+61],BitStream[idx+62],BitStream[idx+63]);
+
+ uint32_t code = bytebits_to_byte(BitStream+idx,32);
+ uint32_t code2 = bytebits_to_byte(BitStream+idx+32,32);
+ uint8_t version = bytebits_to_byte(BitStream+idx+27,8); //14,4
+ uint8_t facilitycode = bytebits_to_byte(BitStream+idx+18,8) ;
+ uint16_t number = (bytebits_to_byte(BitStream+idx+36,8)<<8)|(bytebits_to_byte(BitStream+idx+45,8)); //36,9
+ PrintAndLog("IO Prox XSF(%02d)%02x:%05d (%08x%08x)",version,facilitycode,number,code,code2);
+ setDemodBuf(BitStream,64,idx);
+ if (g_debugMode){
+ PrintAndLog("DEBUG: idx: %d, Len: %d, Printing demod buffer:",idx,64);
+ printDemodBuff();
+ }
+ return 1;
+}
- //raw fsk demod no manchester decoding no start bit finding just get binary from wave
- //set defaults
- int idx = 0;
- uint8_t bits[MAX_GRAPH_TRACE_LEN] = {0x00};
- uint32_t bitlen = GetFromGraphBuf(bits);
- //get binary from fsk wave
- idx = IOdemodFSK(bits, bitlen);
-
- if (idx == 0) {
- return 0;
- }
- if (idx == -1) {
- PrintAndLog("data samples size is too small");
- return 0;
- }
- if (idx == -2) {
- PrintAndLog("Data samples has too much noice");
- return 0;
- }
- if (idx == -3){
- PrintAndLog("No good demod");
- return 0;
- }
-
- if (idx+64 > bitlen) return 0;
+//by marshmellow
+//AWID Prox demod - FSK RF/50 with preamble of 00000001 (always a 96 bit data stream)
+//print full AWID Prox ID and some bit format details if found
+int CmdFSKdemodAWID(const char *Cmd)
+{
+
+ //int verbose=1;
+ //sscanf(Cmd, "%i", &verbose);
+
+ //raw fsk demod no manchester decoding no start bit finding just get binary from wave
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
+ size_t size = getFromGraphBuf(BitStream);
+
+ //get binary from fsk wave
+ int idx = AWIDdemodFSK(BitStream, &size);
+ if (idx<=0){
+ if (g_debugMode==1){
+ if (idx == -1)
+ PrintAndLog("DEBUG: Error - not enough samples");
+ else if (idx == -2)
+ PrintAndLog("DEBUG: Error - only noise found");
+ else if (idx == -3)
+ PrintAndLog("DEBUG: Error - problem during FSK demod");
+ // else if (idx == -3)
+ // PrintAndLog("Error: thought we had a tag but the parity failed");
+ else if (idx == -4)
+ PrintAndLog("DEBUG: Error - AWID preamble not found");
+ else if (idx == -5)
+ PrintAndLog("DEBUG: Error - Size not correct: %d", size);
+ else
+ PrintAndLog("DEBUG: Error %d",idx);
+ }
+ return 0;
+ }
+
+ // Index map
+ // 0 10 20 30 40 50 60
+ // | | | | | | |
+ // 01234567 890 1 234 5 678 9 012 3 456 7 890 1 234 5 678 9 012 3 456 7 890 1 234 5 678 9 012 3 - to 96
+ // -----------------------------------------------------------------------------
+ // 00000001 000 1 110 1 101 1 011 1 101 1 010 0 000 1 000 1 010 0 001 0 110 1 100 0 000 1 000 1
+ // premable bbb o bbb o bbw o fff o fff o ffc o ccc o ccc o ccc o ccc o ccc o wxx o xxx o xxx o - to 96
+ // |---26 bit---| |-----117----||-------------142-------------|
+ // b = format bit len, o = odd parity of last 3 bits
+ // f = facility code, c = card number
+ // w = wiegand parity
+ // (26 bit format shown)
+
+ //get raw ID before removing parities
+ uint32_t rawLo = bytebits_to_byte(BitStream+idx+64,32);
+ uint32_t rawHi = bytebits_to_byte(BitStream+idx+32,32);
+ uint32_t rawHi2 = bytebits_to_byte(BitStream+idx,32);
+ setDemodBuf(BitStream,96,idx);
+
+ size = removeParity(BitStream, idx+8, 4, 1, 88);
+ if (size != 66){
+ if (g_debugMode==1) PrintAndLog("DEBUG: Error - at parity check-tag size does not match AWID format");
+ return 0;
+ }
+ // ok valid card found!
+
+ // Index map
+ // 0 10 20 30 40 50 60
+ // | | | | | | |
+ // 01234567 8 90123456 7890123456789012 3 456789012345678901234567890123456
+ // -----------------------------------------------------------------------------
+ // 00011010 1 01110101 0000000010001110 1 000000000000000000000000000000000
+ // bbbbbbbb w ffffffff cccccccccccccccc w xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+ // |26 bit| |-117--| |-----142------|
+ // b = format bit len, o = odd parity of last 3 bits
+ // f = facility code, c = card number
+ // w = wiegand parity
+ // (26 bit format shown)
+
+ uint32_t fc = 0;
+ uint32_t cardnum = 0;
+ uint32_t code1 = 0;
+ uint32_t code2 = 0;
+ uint8_t fmtLen = bytebits_to_byte(BitStream,8);
+ if (fmtLen==26){
+ fc = bytebits_to_byte(BitStream+9, 8);
+ cardnum = bytebits_to_byte(BitStream+17, 16);
+ code1 = bytebits_to_byte(BitStream+8,fmtLen);
+ PrintAndLog("AWID Found - BitLength: %d, FC: %d, Card: %d - Wiegand: %x, Raw: %x%08x%08x", fmtLen, fc, cardnum, code1, rawHi2, rawHi, rawLo);
+ } else {
+ cardnum = bytebits_to_byte(BitStream+8+(fmtLen-17), 16);
+ if (fmtLen>32){
+ code1 = bytebits_to_byte(BitStream+8,fmtLen-32);
+ code2 = bytebits_to_byte(BitStream+8+(fmtLen-32),32);
+ PrintAndLog("AWID Found - BitLength: %d -unknown BitLength- (%d) - Wiegand: %x%08x, Raw: %x%08x%08x", fmtLen, cardnum, code1, code2, rawHi2, rawHi, rawLo);
+ } else{
+ code1 = bytebits_to_byte(BitStream+8,fmtLen);
+ PrintAndLog("AWID Found - BitLength: %d -unknown BitLength- (%d) - Wiegand: %x, Raw: %x%08x%08x", fmtLen, cardnum, code1, rawHi2, rawHi, rawLo);
+ }
+ }
+ if (g_debugMode){
+ PrintAndLog("DEBUG: idx: %d, Len: %d Printing Demod Buffer:", idx, 96);
+ printDemodBuff();
+ }
+ //todo - convert hi2, hi, lo to demodbuffer for future sim/clone commands
+ return 1;
+}
+
+//by marshmellow
+//Pyramid Prox demod - FSK RF/50 with preamble of 0000000000000001 (always a 128 bit data stream)
+//print full Farpointe Data/Pyramid Prox ID and some bit format details if found
+int CmdFSKdemodPyramid(const char *Cmd)
+{
+ //raw fsk demod no manchester decoding no start bit finding just get binary from wave
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
+ size_t size = getFromGraphBuf(BitStream);
+
+ //get binary from fsk wave
+ int idx = PyramiddemodFSK(BitStream, &size);
+ if (idx < 0){
+ if (g_debugMode==1){
+ if (idx == -5)
+ PrintAndLog("DEBUG: Error - not enough samples");
+ else if (idx == -1)
+ PrintAndLog("DEBUG: Error - only noise found");
+ else if (idx == -2)
+ PrintAndLog("DEBUG: Error - problem during FSK demod");
+ else if (idx == -3)
+ PrintAndLog("DEBUG: Error - Size not correct: %d", size);
+ else if (idx == -4)
+ PrintAndLog("DEBUG: Error - Pyramid preamble not found");
+ else
+ PrintAndLog("DEBUG: Error - idx: %d",idx);
+ }
+ return 0;
+ }
+ // Index map
+ // 0 10 20 30 40 50 60
+ // | | | | | | |
+ // 0123456 7 8901234 5 6789012 3 4567890 1 2345678 9 0123456 7 8901234 5 6789012 3
+ // -----------------------------------------------------------------------------
+ // 0000000 0 0000000 1 0000000 1 0000000 1 0000000 1 0000000 1 0000000 1 0000000 1
+ // premable xxxxxxx o xxxxxxx o xxxxxxx o xxxxxxx o xxxxxxx o xxxxxxx o xxxxxxx o
+
+ // 64 70 80 90 100 110 120
+ // | | | | | | |
+ // 4567890 1 2345678 9 0123456 7 8901234 5 6789012 3 4567890 1 2345678 9 0123456 7
+ // -----------------------------------------------------------------------------
+ // 0000000 1 0000000 1 0000000 1 0110111 0 0011000 1 0000001 0 0001100 1 1001010 0
+ // xxxxxxx o xxxxxxx o xxxxxxx o xswffff o ffffccc o ccccccc o ccccccw o ppppppp o
+ // |---115---||---------71---------|
+ // s = format start bit, o = odd parity of last 7 bits
+ // f = facility code, c = card number
+ // w = wiegand parity, x = extra space for other formats
+ // p = unknown checksum
+ // (26 bit format shown)
- //Index map
- //0 10 20 30 40 50 60
- //| | | | | | |
- //01234567 8 90123456 7 89012345 6 78901234 5 67890123 4 56789012 3 45678901 23
- //-----------------------------------------------------------------------------
- //00000000 0 11110000 1 facility 1 version* 1 code*one 1 code*two 1 ???????? 11
- //
- //XSF(version)facility:codeone+codetwo (raw)
- //Handle the data
-
- PrintAndLog("%d%d%d%d%d%d%d%d %d", bits[idx] , bits[idx+1], bits[idx+2], bits[idx+3], bits[idx+4], bits[idx+5], bits[idx+6], bits[idx+7], bits[idx+8]);
- PrintAndLog("%d%d%d%d%d%d%d%d %d", bits[idx+9] , bits[idx+10], bits[idx+11], bits[idx+12], bits[idx+13], bits[idx+14], bits[idx+15], bits[idx+16], bits[idx+17]);
- PrintAndLog("%d%d%d%d%d%d%d%d %d facility", bits[idx+18], bits[idx+19], bits[idx+20], bits[idx+21], bits[idx+22], bits[idx+23], bits[idx+24], bits[idx+25], bits[idx+26]);
- PrintAndLog("%d%d%d%d%d%d%d%d %d version", bits[idx+27], bits[idx+28], bits[idx+29], bits[idx+30], bits[idx+31], bits[idx+32], bits[idx+33], bits[idx+34], bits[idx+35]);
- PrintAndLog("%d%d%d%d%d%d%d%d %d code1", bits[idx+36], bits[idx+37], bits[idx+38], bits[idx+39], bits[idx+40], bits[idx+41], bits[idx+42], bits[idx+43], bits[idx+44]);
- PrintAndLog("%d%d%d%d%d%d%d%d %d code2", bits[idx+45], bits[idx+46], bits[idx+47], bits[idx+48], bits[idx+49], bits[idx+50], bits[idx+51], bits[idx+52], bits[idx+53]);
- PrintAndLog("%d%d%d%d%d%d%d%d %d%d checksum", bits[idx+54], bits[idx+55], bits[idx+56], bits[idx+57], bits[idx+58], bits[idx+59], bits[idx+60], bits[idx+61], bits[idx+62], bits[idx+63]);
-
- uint32_t code = bytebits_to_byte(bits+idx,32);
- uint32_t code2 = bytebits_to_byte(bits+idx+32,32);
- uint8_t version = bytebits_to_byte(bits+idx+27,8); //14,4
- uint8_t facilitycode = bytebits_to_byte(bits+idx+18,8) ;
- uint16_t number = (bytebits_to_byte(bits+idx+36,8)<<8)|(bytebits_to_byte(bits+idx+45,8)); //36,9
-
- PrintAndLog("XSF(%02d)%02x:%05d (%08x%08x)", version, facilitycode, number, code, code2);
- SetGraphBuf(bits, bitlen);
- return 1;
+ //get raw ID before removing parities
+ uint32_t rawLo = bytebits_to_byte(BitStream+idx+96,32);
+ uint32_t rawHi = bytebits_to_byte(BitStream+idx+64,32);
+ uint32_t rawHi2 = bytebits_to_byte(BitStream+idx+32,32);
+ uint32_t rawHi3 = bytebits_to_byte(BitStream+idx,32);
+ setDemodBuf(BitStream,128,idx);
+
+ size = removeParity(BitStream, idx+8, 8, 1, 120);
+ if (size != 105){
+ if (g_debugMode==1) PrintAndLog("DEBUG: Error at parity check-tag size does not match Pyramid format, SIZE: %d, IDX: %d, hi3: %x",size, idx, rawHi3);
+ return 0;
+ }
+
+ // ok valid card found!
+
+ // Index map
+ // 0 10 20 30 40 50 60 70
+ // | | | | | | | |
+ // 01234567890123456789012345678901234567890123456789012345678901234567890
+ // -----------------------------------------------------------------------
+ // 00000000000000000000000000000000000000000000000000000000000000000000000
+ // xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+
+ // 71 80 90 100
+ // | | | |
+ // 1 2 34567890 1234567890123456 7 8901234
+ // ---------------------------------------
+ // 1 1 01110011 0000000001000110 0 1001010
+ // s w ffffffff cccccccccccccccc w ppppppp
+ // |--115-| |------71------|
+ // s = format start bit, o = odd parity of last 7 bits
+ // f = facility code, c = card number
+ // w = wiegand parity, x = extra space for other formats
+ // p = unknown checksum
+ // (26 bit format shown)
+
+ //find start bit to get fmtLen
+ int j;
+ for (j=0; j<size; j++){
+ if(BitStream[j]) break;
+ }
+ uint8_t fmtLen = size-j-8;
+ uint32_t fc = 0;
+ uint32_t cardnum = 0;
+ uint32_t code1 = 0;
+ //uint32_t code2 = 0;
+ if (fmtLen==26){
+ fc = bytebits_to_byte(BitStream+73, 8);
+ cardnum = bytebits_to_byte(BitStream+81, 16);
+ code1 = bytebits_to_byte(BitStream+72,fmtLen);
+ PrintAndLog("Pyramid ID Found - BitLength: %d, FC: %d, Card: %d - Wiegand: %x, Raw: %x%08x%08x%08x", fmtLen, fc, cardnum, code1, rawHi3, rawHi2, rawHi, rawLo);
+ } else if (fmtLen==45){
+ fmtLen=42; //end = 10 bits not 7 like 26 bit fmt
+ fc = bytebits_to_byte(BitStream+53, 10);
+ cardnum = bytebits_to_byte(BitStream+63, 32);
+ PrintAndLog("Pyramid ID Found - BitLength: %d, FC: %d, Card: %d - Raw: %x%08x%08x%08x", fmtLen, fc, cardnum, rawHi3, rawHi2, rawHi, rawLo);
+ } else {
+ cardnum = bytebits_to_byte(BitStream+81, 16);
+ if (fmtLen>32){
+ //code1 = bytebits_to_byte(BitStream+(size-fmtLen),fmtLen-32);
+ //code2 = bytebits_to_byte(BitStream+(size-32),32);
+ PrintAndLog("Pyramid ID Found - BitLength: %d -unknown BitLength- (%d), Raw: %x%08x%08x%08x", fmtLen, cardnum, rawHi3, rawHi2, rawHi, rawLo);
+ } else{
+ //code1 = bytebits_to_byte(BitStream+(size-fmtLen),fmtLen);
+ PrintAndLog("Pyramid ID Found - BitLength: %d -unknown BitLength- (%d), Raw: %x%08x%08x%08x", fmtLen, cardnum, rawHi3, rawHi2, rawHi, rawLo);
+ }
+ }
+ if (g_debugMode){
+ PrintAndLog("DEBUG: idx: %d, Len: %d, Printing Demod Buffer:", idx, 128);
+ printDemodBuff();
+ }
+ return 1;
}
int CmdFSKdemod(const char *Cmd) //old CmdFSKdemod needs updating
return 0;
}
+//by marshmellow
+//attempt to detect the field clock and bit clock for FSK
+int CmdFSKfcDetect(const char *Cmd)
+{
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
+ size_t size = getFromGraphBuf(BitStream);
+
+ uint16_t ans = countFC(BitStream, size);
+ if (ans==0) {
+ if (g_debugMode) PrintAndLog("DEBUG: No data found");
+ return 0;
+ }
+ uint8_t fc1, fc2;
+ fc1 = (ans >> 8) & 0xFF;
+ fc2 = ans & 0xFF;
+
+ uint8_t rf1 = detectFSKClk(BitStream, size, fc1, fc2);
+ if (rf1==0) {
+ if (g_debugMode) PrintAndLog("DEBUG: Clock detect error");
+ return 0;
+ }
+ PrintAndLog("Detected Field Clocks: FC/%d, FC/%d - Bit Clock: RF/%d", fc1, fc2, rf1);
+ return 1;
+}
+
+//by marshmellow
+//attempt to detect the bit clock for PSK or NRZ modulations
+int CmdDetectNRZpskClockRate(const char *Cmd)
+{
+ GetNRZpskClock("",0,0);
+ return 0;
+}
+
+//by marshmellow
+//attempt to psk1 or nrz demod graph buffer
+//NOTE CURRENTLY RELIES ON PEAKS :(
+int PSKnrzDemod(const char *Cmd, uint8_t verbose)
+{
+ int invert=0;
+ int clk=0;
+ sscanf(Cmd, "%i %i", &clk, &invert);
+ if (invert != 0 && invert != 1) {
+ PrintAndLog("Invalid argument: %s", Cmd);
+ return -1;
+ }
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
+ size_t BitLen = getFromGraphBuf(BitStream);
+ int errCnt=0;
+ errCnt = pskNRZrawDemod(BitStream, &BitLen,&clk,&invert);
+ if (errCnt<0|| BitLen<16){ //throw away static - allow 1 and -1 (in case of threshold command first)
+ if (g_debugMode==1) PrintAndLog("no data found, clk: %d, invert: %d, numbits: %d, errCnt: %d",clk,invert,BitLen,errCnt);
+ return -1;
+ }
+ if (verbose) PrintAndLog("Tried PSK/NRZ Demod using Clock: %d - invert: %d - Bits Found: %d",clk,invert,BitLen);
+
+ //prime demod buffer for output
+ setDemodBuf(BitStream,BitLen,0);
+ return errCnt;
+}
+// Indala 26 bit decode
+// by marshmellow
+// optional arguments - same as CmdpskNRZrawDemod (clock & invert)
+int CmdIndalaDecode(const char *Cmd)
+{
+ int ans;
+ if (strlen(Cmd)>0){
+ ans = PSKnrzDemod(Cmd, 0);
+ } else{ //default to RF/32
+ ans = PSKnrzDemod("32", 0);
+ }
+
+ if (ans < 0){
+ if (g_debugMode==1)
+ PrintAndLog("Error1: %d",ans);
+ return 0;
+ }
+ uint8_t invert=0;
+ ans = indala26decode(DemodBuffer,(size_t *) &DemodBufferLen, &invert);
+ if (ans < 1) {
+ if (g_debugMode==1)
+ PrintAndLog("Error2: %d",ans);
+ return -1;
+ }
+ char showbits[251]={0x00};
+ if (invert)
+ if (g_debugMode==1)
+ PrintAndLog("Had to invert bits");
+
+ //convert UID to HEX
+ uint32_t uid1, uid2, uid3, uid4, uid5, uid6, uid7;
+ int idx;
+ uid1=0;
+ uid2=0;
+ PrintAndLog("BitLen: %d",DemodBufferLen);
+ if (DemodBufferLen==64){
+ for( idx=0; idx<64; idx++) {
+ uid1=(uid1<<1)|(uid2>>31);
+ if (DemodBuffer[idx] == 0) {
+ uid2=(uid2<<1)|0;
+ showbits[idx]='0';
+ } else {
+ uid2=(uid2<<1)|1;
+ showbits[idx]='1';
+ }
+ }
+ showbits[idx]='\0';
+ PrintAndLog("Indala UID=%s (%x%08x)", showbits, uid1, uid2);
+ }
+ else {
+ uid3=0;
+ uid4=0;
+ uid5=0;
+ uid6=0;
+ uid7=0;
+ for( idx=0; idx<DemodBufferLen; idx++) {
+ uid1=(uid1<<1)|(uid2>>31);
+ uid2=(uid2<<1)|(uid3>>31);
+ uid3=(uid3<<1)|(uid4>>31);
+ uid4=(uid4<<1)|(uid5>>31);
+ uid5=(uid5<<1)|(uid6>>31);
+ uid6=(uid6<<1)|(uid7>>31);
+ if (DemodBuffer[idx] == 0) {
+ uid7=(uid7<<1)|0;
+ showbits[idx]='0';
+ }
+ else {
+ uid7=(uid7<<1)|1;
+ showbits[idx]='1';
+ }
+ }
+ showbits[idx]='\0';
+ PrintAndLog("Indala UID=%s (%x%08x%08x%08x%08x%08x%08x)", showbits, uid1, uid2, uid3, uid4, uid5, uid6, uid7);
+ }
+ if (g_debugMode){
+ PrintAndLog("DEBUG: printing demodbuffer:");
+ printDemodBuff();
+ }
+ return 1;
+}
+
+//by marshmellow
+//attempt to clean psk wave noise after a peak
+//NOTE RELIES ON PEAKS :(
+int CmdPskClean(const char *Cmd)
+{
+ uint8_t bitStream[MAX_GRAPH_TRACE_LEN]={0};
+ size_t bitLen = getFromGraphBuf(bitStream);
+ pskCleanWave(bitStream, bitLen);
+ setGraphBuf(bitStream, bitLen);
+ return 0;
+}
+
+// by marshmellow
+// takes 2 arguments - clock and invert both as integers
+// attempts to demodulate psk only
+// prints binary found and saves in demodbuffer for further commands
+int CmdpskNRZrawDemod(const char *Cmd)
+{
+ int errCnt;
+
+ errCnt = PSKnrzDemod(Cmd, 1);
+ //output
+ if (errCnt<0){
+ if (g_debugMode) PrintAndLog("Error demoding: %d",errCnt);
+ return 0;
+ }
+ if (errCnt>0){
+ if (g_debugMode){
+ PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt);
+ PrintAndLog("PSK or NRZ demoded bitstream:");
+ // Now output the bitstream to the scrollback by line of 16 bits
+ printDemodBuff();
+ }
+ }else{
+ PrintAndLog("PSK or NRZ demoded bitstream:");
+ // Now output the bitstream to the scrollback by line of 16 bits
+ printDemodBuff();
+ return 1;
+ }
+ return 0;
+}
+
+// by marshmellow
+// takes same args as cmdpsknrzrawdemod
+int CmdPSK2rawDemod(const char *Cmd)
+{
+ int errCnt=0;
+ errCnt=PSKnrzDemod(Cmd, 1);
+ if (errCnt<0){
+ if (g_debugMode) PrintAndLog("Error demoding: %d",errCnt);
+ return 0;
+ }
+ psk1TOpsk2(DemodBuffer, DemodBufferLen);
+ if (errCnt>0){
+ if (g_debugMode){
+ PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt);
+ PrintAndLog("PSK2 demoded bitstream:");
+ // Now output the bitstream to the scrollback by line of 16 bits
+ printDemodBuff();
+ }
+ }else{
+ PrintAndLog("PSK2 demoded bitstream:");
+ // Now output the bitstream to the scrollback by line of 16 bits
+ printDemodBuff();
+ }
+ return 1;
+}
+
int CmdGrid(const char *Cmd)
{
sscanf(Cmd, "%i %i", &PlotGridX, &PlotGridY);
int offset = 0;
char string_buf[25];
char* string_ptr = string_buf;
- uint8_t got[40000];
-
+ uint8_t got[BIGBUF_SIZE];
+
sscanf(Cmd, "%i %i", &requested, &offset);
/* if no args send something */
requested = 8;
}
if (offset + requested > sizeof(got)) {
- PrintAndLog("Tried to read past end of buffer, <bytes> + <offset> > 40000");
+ PrintAndLog("Tried to read past end of buffer, <bytes> + <offset> > %d", BIGBUF_SIZE);
return 0;
- }
+ }
GetFromBigBuf(got,requested,offset);
WaitForResponse(CMD_ACK,NULL);
*(string_ptr - 1) = '\0';
PrintAndLog("%s", string_buf);
string_buf[0] = '\0';
- }
}
+ }
return 0;
}
int CmdSamples(const char *Cmd)
{
- uint8_t got[40000] = {0x00};
+ uint8_t got[BIGBUF_SIZE] = {0x00};
int n = strtol(Cmd, NULL, 0);
- if (n == 0)
+ if (n == 0)
n = 20000;
-
- if (n > sizeof(got))
+
+ if (n > sizeof(got))
n = sizeof(got);
-
+
PrintAndLog("Reading %d samples from device memory\n", n);
GetFromBigBuf(got,n,0);
WaitForResponse(CMD_ACK,NULL);
- for (int j = 0; j < n; ++j) {
+ for (int j = 0; j < n; j++) {
GraphBuffer[j] = ((int)got[j]) - 128;
}
GraphTraceLen = n;
for (int i = 0; i < 256; i++) {
GraphBuffer[i] = resp.d.asBytes[i] - 128;
}
-
- PrintAndLog("Done! Divisor 89 is 134khz, 95 is 125khz.\n");
- PrintAndLog("\n");
+
+ PrintAndLog("Done! Divisor 89 is 134khz, 95 is 125khz.\n");
+ PrintAndLog("\n");
GraphTraceLen = 256;
ShowGraphWindow();
return 0;
}
+
int CmdLoad(const char *Cmd)
{
- char filename[FILE_PATH_SIZE] = {0x00};
- int len = 0;
+ char filename[FILE_PATH_SIZE] = {0x00};
+ int len = 0;
- len = strlen(Cmd);
- if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
- memcpy(filename, Cmd, len);
+ len = strlen(Cmd);
+ if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
+ memcpy(filename, Cmd, len);
- FILE *f = fopen(filename, "r");
- if (!f) {
+ FILE *f = fopen(filename, "r");
+ if (!f) {
PrintAndLog("couldn't open '%s'", filename);
- return 0;
- }
+ return 0;
+ }
GraphTraceLen = 0;
char line[80];
RepaintGraphWindow();
return 0;
}
+
+// trim graph to input argument length
int CmdRtrim(const char *Cmd)
{
int ds = atoi(Cmd);
/* But it does not work if compiling on WIndows: therefore we just allocate a */
/* large array */
- uint8_t BitStream[MAX_GRAPH_TRACE_LEN] = {0x00};
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN] = {0};
/* Detect high and lows */
- DetectHighLowInGraph( &high, &low, TRUE);
-
+ for (i = 0; i < GraphTraceLen; i++)
+ {
+ if (GraphBuffer[i] > high)
+ high = GraphBuffer[i];
+ else if (GraphBuffer[i] < low)
+ low = GraphBuffer[i];
+ }
+
/* Get our clock */
- clock = GetClock(Cmd, 0);
+ clock = GetClock(Cmd, high, 1);
+
int tolerance = clock/4;
/* Detect first transition */
break;
}
}
-
+
/* If we're not working with 1/0s, demod based off clock */
if (high != 1)
{
bit = 0; /* We assume the 1st bit is zero, it may not be
* the case: this routine (I think) has an init problem.
* Ed.
- */
+ */
for (; i < (int)(GraphTraceLen / clock); i++)
{
hithigh = 0;
{
if (GraphBuffer[i-1] != GraphBuffer[i])
{
- lc = i-lastval;
- lastval = i;
-
- // Error check: if bitidx becomes too large, we do not
- // have a Manchester encoded bitstream or the clock is really
- // wrong!
- if (bitidx > (GraphTraceLen*2/clock+8) ) {
- PrintAndLog("Error: the clock you gave is probably wrong, aborting.");
- return 0;
- }
- // Then switch depending on lc length:
- // Tolerance is 1/4 of clock rate (arbitrary)
- if (abs(lc-clock/2) < tolerance) {
- // Short pulse : either "1" or "0"
- BitStream[bitidx++]=GraphBuffer[i-1];
- } else if (abs(lc-clock) < tolerance) {
- // Long pulse: either "11" or "00"
- BitStream[bitidx++]=GraphBuffer[i-1];
- BitStream[bitidx++]=GraphBuffer[i-1];
- } else {
+ lc = i-lastval;
+ lastval = i;
+
+ // Error check: if bitidx becomes too large, we do not
+ // have a Manchester encoded bitstream or the clock is really
+ // wrong!
+ if (bitidx > (GraphTraceLen*2/clock+8) ) {
+ PrintAndLog("Error: the clock you gave is probably wrong, aborting.");
+ return 0;
+ }
+ // Then switch depending on lc length:
+ // Tolerance is 1/4 of clock rate (arbitrary)
+ if (abs(lc-clock/2) < tolerance) {
+ // Short pulse : either "1" or "0"
+ BitStream[bitidx++]=GraphBuffer[i-1];
+ } else if (abs(lc-clock) < tolerance) {
+ // Long pulse: either "11" or "00"
+ BitStream[bitidx++]=GraphBuffer[i-1];
+ BitStream[bitidx++]=GraphBuffer[i-1];
+ } else {
// Error
warnings++;
- PrintAndLog("Warning: Manchester decode error for pulse width detection.");
- PrintAndLog("(too many of those messages mean either the stream is not Manchester encoded, or clock is wrong)");
+ PrintAndLog("Warning: Manchester decode error for pulse width detection.");
+ PrintAndLog("(too many of those messages mean either the stream is not Manchester encoded, or clock is wrong)");
if (warnings > 10)
{
// At this stage, we now have a bitstream of "01" ("1") or "10" ("0"), parse it into final decoded bitstream
// Actually, we overwrite BitStream with the new decoded bitstream, we just need to be careful
// to stop output at the final bitidx2 value, not bitidx
-
- //http://www.proxmark.org/forum/viewtopic.php?id=403
- for (i = 1; i < bitidx; i += 2) {
+ for (i = 0; i < bitidx; i += 2) {
if ((BitStream[i] == 0) && (BitStream[i+1] == 1)) {
BitStream[bit2idx++] = 1 ^ invert;
- } else if ((BitStream[i] == 1) && (BitStream[i+1] == 0)) {
- BitStream[bit2idx++] = 0 ^ invert;
- } else {
- // We cannot end up in this state, this means we are unsynchronized,
- // move up 1 bit:
- i++;
- warnings++;
- PrintAndLog("Unsynchronized, resync...");
- PrintAndLog("(too many of those messages mean the stream is not Manchester encoded)");
+ } else if ((BitStream[i] == 1) && (BitStream[i+1] == 0)) {
+ BitStream[bit2idx++] = 0 ^ invert;
+ } else {
+ // We cannot end up in this state, this means we are unsynchronized,
+ // move up 1 bit:
+ i++;
+ warnings++;
+ PrintAndLog("Unsynchronized, resync...");
+ PrintAndLog("(too many of those messages mean the stream is not Manchester encoded)");
if (warnings > 10)
{
BitStream[i+14],
BitStream[i+15]);
}
- return bit2idx;
+ return 0;
}
/* Modulate our data into manchester */
int CmdManchesterMod(const char *Cmd)
{
int i, j;
+ int clock;
int bit, lastbit, wave;
- int clock = GetClock(Cmd, 0);
-
- int half = (int)(clock/2);
-
+
+ /* Get our clock */
+ clock = GetClock(Cmd, 0, 1);
+
wave = 0;
lastbit = 1;
for (i = 0; i < (int)(GraphTraceLen / clock); i++)
{
bit = GraphBuffer[i * clock] ^ 1;
- for (j = 0; j < half; ++j)
+ for (j = 0; j < (int)(clock/2); j++)
GraphBuffer[(i * clock) + j] = bit ^ lastbit ^ wave;
- for (j = half; j < clock; ++j)
+ for (j = (int)(clock/2); j < clock; j++)
GraphBuffer[(i * clock) + j] = bit ^ lastbit ^ wave ^ 1;
/* Keep track of how we start our wave and if we changed or not this time */
if (max != min) {
for (i = 0; i < GraphTraceLen; ++i) {
- GraphBuffer[i] = (GraphBuffer[i] - ((max + min) / 2)) * 1000 /
+ GraphBuffer[i] = (GraphBuffer[i] - ((max + min) / 2)) * 256 /
(max - min);
+ //marshmelow: adjusted *1000 to *256 to make +/- 128 so demod commands still work
}
}
RepaintGraphWindow();
int CmdSave(const char *Cmd)
{
- char filename[FILE_PATH_SIZE] = {0x00};
- int len = 0;
+ char filename[FILE_PATH_SIZE] = {0x00};
+ int len = 0;
- len = strlen(Cmd);
- if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
- memcpy(filename, Cmd, len);
+ len = strlen(Cmd);
+ if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
+ memcpy(filename, Cmd, len);
FILE *f = fopen(filename, "w");
{
int8_t upThres = param_get8(Cmd, 0);
int8_t downThres = param_get8(Cmd, 1);
-
+
printf("Applying Up Threshold: %d, Down Threshold: %d\n", upThres, downThres);
-
+
int lastValue = GraphBuffer[0];
GraphBuffer[0] = 0; // Will be changed at the end, but init 0 as we adjust to last samples value if no threshold kicks in.
-
+
for (int i = 1; i < GraphTraceLen; ++i) {
// Apply first threshold to samples heading up
if (GraphBuffer[i] >= upThres && GraphBuffer[i] > lastValue)
return 0;
}
-static command_t CommandTable[] =
+static command_t CommandTable[] =
{
{"help", CmdHelp, 1, "This help"},
{"amp", CmdAmp, 1, "Amplify peaks"},
{"askdemod", Cmdaskdemod, 1, "<0 or 1> -- Attempt to demodulate simple ASK tags"},
- {"askmandemod", Cmdaskmandemod, 1, "[clock] [invert <0|1>] -- Attempt to demodulate ASK/Manchester tags and output binary"},
- {"askrawdemod", Cmdaskrawdemod, 1, "[clock] [invert <0|1>] -- Attempt to demodulate ASK tags and output binary"},
+ {"askmandemod", Cmdaskmandemod, 1, "[clock] [invert<0|1>] -- Attempt to demodulate ASK/Manchester tags and output binary (args optional)"},
+ {"askrawdemod", Cmdaskrawdemod, 1, "[clock] [invert<0|1>] -- Attempt to demodulate ASK tags and output bin (args optional)"},
{"autocorr", CmdAutoCorr, 1, "<window length> -- Autocorrelation over window"},
- {"biphaserawdecode",CmdBiphaseDecodeRaw,1,"[offset] Biphase decode binary stream already in graph buffer (offset = bit to start decode from)"},
+ {"biphaserawdecode",CmdBiphaseDecodeRaw,1,"[offset] [invert<0|1>] Biphase decode bin stream in demod buffer (offset = 0|1 bits to shift the decode start)"},
{"bitsamples", CmdBitsamples, 0, "Get raw samples as bitstring"},
{"bitstream", CmdBitstream, 1, "[clock rate] -- Convert waveform into a bitstream"},
{"buffclear", CmdBuffClear, 1, "Clear sample buffer and graph window"},
{"dec", CmdDec, 1, "Decimate samples"},
- {"detectaskclock",CmdDetectClockRate, 1, "Detect ASK clock rate"},
- {"dirthreshold", CmdDirectionalThreshold, 1, "<thres up> <thres down> -- Max rising higher up-thres/ Min falling lower down-thres, keep rest as prev."},
- {"em4xdecode", CmdEm410xDecode, 1, "decode em4x from graph buffer"},
+ {"detectclock", CmdDetectClockRate, 1, "Detect ASK clock rate"},
{"fskdemod", CmdFSKdemod, 1, "Demodulate graph window as a HID FSK"},
- {"fskhiddemod", CmdFSKdemodHID, 1, "Demodulate graph window as a HID FSK using raw"},
- {"fskiodemod", CmdFSKdemodIO, 1, "Demodulate graph window as an IO Prox FSK using raw"},
- {"fskrawdemod", CmdFSKrawdemod, 1, "[clock rate] [invert] [rchigh] [rclow] Demodulate graph window from FSK to binary (clock = 50)(invert = 1 or 0)(rchigh = 10)(rclow=8)"},
+ {"fskawiddemod", CmdFSKdemodAWID, 1, "Demodulate graph window as an AWID FSK tag using raw"},
+ {"fskfcdetect", CmdFSKfcDetect, 1, "Try to detect the Field Clock of an FSK wave"},
+ {"fskhiddemod", CmdFSKdemodHID, 1, "Demodulate graph window as a HID FSK tag using raw"},
+ {"fskiodemod", CmdFSKdemodIO, 1, "Demodulate graph window as an IO Prox tag FSK using raw"},
+ {"fskpyramiddemod",CmdFSKdemodPyramid,1, "Demodulate graph window as a Pyramid FSK tag using raw"},
+ {"fskparadoxdemod",CmdFSKdemodParadox,1, "Demodulate graph window as a Paradox FSK tag using raw"},
+ {"fskrawdemod", CmdFSKrawdemod, 1, "[clock rate] [invert] [rchigh] [rclow] Demodulate graph window from FSK to bin (clock = 50)(invert = 1|0)(rchigh = 10)(rclow=8)"},
{"grid", CmdGrid, 1, "<x> <y> -- overlay grid on graph window, use zero value to turn off either"},
- {"hexsamples", CmdHexsamples, 0, "<bytes> [<offset>] -- Dump big buffer as hex bytes"},
+ {"hexsamples", CmdHexsamples, 0, "<bytes> [<offset>] -- Dump big buffer as hex bytes"},
{"hide", CmdHide, 1, "Hide graph window"},
{"hpf", CmdHpf, 1, "Remove DC offset from trace"},
{"load", CmdLoad, 1, "<filename> -- Load trace (to graph window"},
{"mandemod", CmdManchesterDemod, 1, "[i] [clock rate] -- Manchester demodulate binary stream (option 'i' to invert output)"},
{"manrawdecode", Cmdmandecoderaw, 1, "Manchester decode binary stream already in graph buffer"},
{"manmod", CmdManchesterMod, 1, "[clock rate] -- Manchester modulate a binary stream"},
- {"norm", CmdNorm, 1, "Normalize max/min to +/-500"},
+ {"norm", CmdNorm, 1, "Normalize max/min to +/-128"},
{"plot", CmdPlot, 1, "Show graph window (hit 'h' in window for keystroke help)"},
+ {"pskclean", CmdPskClean, 1, "Attempt to clean psk wave"},
+ {"pskdetectclock",CmdDetectNRZpskClockRate, 1, "Detect ASK, PSK, or NRZ clock rate"},
+ {"pskindalademod",CmdIndalaDecode, 1, "[clock] [invert<0|1>] -- Attempt to demodulate psk1 indala tags and output ID binary & hex (args optional)"},
+ {"psk1nrzrawdemod",CmdpskNRZrawDemod, 1, "[clock] [invert<0|1>] -- Attempt to demodulate psk1 or nrz tags and output binary (args optional)"},
+ {"psk2rawdemod", CmdPSK2rawDemod, 1, "[clock] [invert<0|1>] -- Attempt to demodulate psk2 tags and output binary (args optional)"},
{"samples", CmdSamples, 0, "[512 - 40000] -- Get raw samples for graph window"},
{"save", CmdSave, 1, "<filename> -- Save trace (from graph window)"},
{"scale", CmdScale, 1, "<int> -- Set cursor display scale"},
+ {"setdebugmode", CmdSetDebugMode, 1, "<0|1> -- Turn on or off Debugging Mode for demods"},
+ {"shiftgraphzero",CmdGraphShiftZero, 1, "<shift> -- Shift 0 for Graphed wave + or - shift value"},
{"threshold", CmdThreshold, 1, "<threshold> -- Maximize/minimize every value in the graph window depending on threshold"},
- {"tune", CmdTuneSamples, 0, "Get hw tune samples for graph window"},
+ {"dirthreshold", CmdDirectionalThreshold, 1, "<thres up> <thres down> -- Max rising higher up-thres/ Min falling lower down-thres, keep rest as prev."},
+ {"tune", CmdTuneSamples, 0, "Get hw tune samples for graph window"},
{"zerocrossings", CmdZerocrossings, 1, "Count time between zero-crossings"},
{NULL, NULL, 0, NULL}
};
command_t * CmdDataCommands();
int CmdData(const char *Cmd);
-
+void printDemodBuff();
int CmdAmp(const char *Cmd);
int Cmdaskdemod(const char *Cmd);
int Cmdaskrawdemod(const char *Cmd);
int CmdBuffClear(const char *Cmd);
int CmdDec(const char *Cmd);
int CmdDetectClockRate(const char *Cmd);
+int CmdFSKdemodAWID(const char *Cmd);
int CmdFSKdemod(const char *Cmd);
int CmdFSKdemodHID(const char *Cmd);
int CmdFSKdemodIO(const char *Cmd);
+int CmdFSKdemodParadox(const char *Cmd);
+int CmdFSKdemodPyramid(const char *Cmd);
int CmdFSKrawdemod(const char *Cmd);
+int CmdDetectNRZpskClockRate(const char *Cmd);
+int CmdpskNRZrawDemod(const char *Cmd);
int CmdGrid(const char *Cmd);
int CmdHexsamples(const char *Cmd);
int CmdHide(const char *Cmd);
int CmdNorm(const char *Cmd);
int CmdPlot(const char *Cmd);
int CmdSamples(const char *Cmd);
+int CmdTuneSamples(const char *Cmd);
int CmdSave(const char *Cmd);
int CmdScale(const char *Cmd);
int CmdThreshold(const char *Cmd);
int CmdDirectionalThreshold(const char *Cmd);
int CmdZerocrossings(const char *Cmd);
-int CmdTuneSamples(const char *Cmd);
+int CmdIndalaDecode(const char *Cmd);
+
+#define MAX_DEMOD_BUF_LEN (1024*128)
+extern uint8_t DemodBuffer[MAX_DEMOD_BUF_LEN];
+extern int DemodBufferLen;
+
+#define BIGBUF_SIZE 40000
+
#endif
#include "cmdhficlass.h"
#include "cmdhfmf.h"
#include "cmdhfmfu.h"
-#include "cmdhfmfdes.h"
-#include "cmdhfdes.h"
static int CmdHelp(const char *Cmd);
SendCommand(&c);
return 0;
}
-// for the time being. Need better Bigbuf handling.
-#define TRACE_SIZE 3000
//The following data is taken from http://www.proxmark.org/forum/viewtopic.php?pid=13501#p13501
/*
40 = Long Range CMD (Standard ISO/TR7003:1990)
*/
-#define ICLASS_CMD_ACTALL 0x0A
+#define ICLASS_CMD_ACTALL 0x0A
#define ICLASS_CMD_READ_OR_IDENTIFY 0x0C
-#define ICLASS_CMD_SELECT 0x81
-#define ICLASS_CMD_PAGESEL 0x84
-#define ICLASS_CMD_READCHECK 0x88
-#define ICLASS_CMD_CHECK 0x05
-#define ICLASS_CMD_SOF 0x0F
-#define ICLASS_CMD_HALT 0x00
-
-#define ISO14443_CMD_REQA 0x26
-#define ISO14443_CMD_READBLOCK 0x30
-#define ISO14443_CMD_WUPA 0x52
-#define ISO14443_CMD_ANTICOLL_OR_SELECT 0x93
-#define ISO14443_CMD_ANTICOLL_OR_SELECT_2 0x95
-#define ISO14443_CMD_WRITEBLOCK 0xA0 // or 0xA2 ?
-#define ISO14443_CMD_HALT 0x50
-#define ISO14443_CMD_RATS 0xE0
+#define ICLASS_CMD_SELECT 0x81
+#define ICLASS_CMD_PAGESEL 0x84
+#define ICLASS_CMD_READCHECK_KD 0x88
+#define ICLASS_CMD_READCHECK_KC 0x18
+#define ICLASS_CMD_CHECK 0x05
+#define ICLASS_CMD_DETECT 0x0F
+#define ICLASS_CMD_HALT 0x00
+#define ICLASS_CMD_UPDATE 0x87
+#define ICLASS_CMD_ACT 0x8E
+#define ICLASS_CMD_READ4 0x06
+
+
+#define ISO14443A_CMD_REQA 0x26
+#define ISO14443A_CMD_READBLOCK 0x30
+#define ISO14443A_CMD_WUPA 0x52
+#define ISO14443A_CMD_ANTICOLL_OR_SELECT 0x93
+#define ISO14443A_CMD_ANTICOLL_OR_SELECT_2 0x95
+#define ISO14443A_CMD_WRITEBLOCK 0xA0 // or 0xA2 ?
+#define ISO14443A_CMD_HALT 0x50
+#define ISO14443A_CMD_RATS 0xE0
#define MIFARE_AUTH_KEYA 0x60
#define MIFARE_AUTH_KEYB 0x61
#define ISO15693_READ_MULTI_SECSTATUS 0x2C
+#define ISO_14443A 0
+#define ICLASS 1
+#define ISO_14443B 2
void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
{
switch(cmd[0])
{
- case ISO14443_CMD_WUPA: snprintf(exp,size,"WUPA"); break;
- case ISO14443_CMD_ANTICOLL_OR_SELECT:{
+ case ISO14443A_CMD_WUPA: snprintf(exp,size,"WUPA"); break;
+ case ISO14443A_CMD_ANTICOLL_OR_SELECT:{
// 93 20 = Anticollision (usage: 9320 - answer: 4bytes UID+1byte UID-bytes-xor)
// 93 70 = Select (usage: 9370+5bytes 9320 answer - answer: 1byte SAK)
- if(cmd[2] == 0x70)
+ if(cmd[1] == 0x70)
{
snprintf(exp,size,"SELECT_UID"); break;
}else
snprintf(exp,size,"ANTICOLL"); break;
}
}
- case ISO14443_CMD_ANTICOLL_OR_SELECT_2:{
+ case ISO14443A_CMD_ANTICOLL_OR_SELECT_2:{
//95 20 = Anticollision of cascade level2
//95 70 = Select of cascade level2
if(cmd[2] == 0x70)
snprintf(exp,size,"ANTICOLL-2"); break;
}
}
- case ISO14443_CMD_REQA: snprintf(exp,size,"REQA"); break;
- case ISO14443_CMD_READBLOCK: snprintf(exp,size,"READBLOCK(%d)",cmd[1]); break;
- case ISO14443_CMD_WRITEBLOCK: snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); break;
- case ISO14443_CMD_HALT: snprintf(exp,size,"HALT"); break;
- case ISO14443_CMD_RATS: snprintf(exp,size,"RATS"); break;
+ case ISO14443A_CMD_REQA: snprintf(exp,size,"REQA"); break;
+ case ISO14443A_CMD_READBLOCK: snprintf(exp,size,"READBLOCK(%d)",cmd[1]); break;
+ case ISO14443A_CMD_WRITEBLOCK: snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); break;
+ case ISO14443A_CMD_HALT: snprintf(exp,size,"HALT"); break;
+ case ISO14443A_CMD_RATS: snprintf(exp,size,"RATS"); break;
case MIFARE_CMD_INC: snprintf(exp,size,"INC(%d)",cmd[1]); break;
case MIFARE_CMD_DEC: snprintf(exp,size,"DEC(%d)",cmd[1]); break;
case MIFARE_CMD_RESTORE: snprintf(exp,size,"RESTORE(%d)",cmd[1]); break;
case MIFARE_CMD_TRANSFER: snprintf(exp,size,"TRANSFER(%d)",cmd[1]); break;
- case MIFARE_AUTH_KEYA: snprintf(exp,size,"AUTH-A"); break;
- case MIFARE_AUTH_KEYB: snprintf(exp,size,"AUTH-B"); break;
+ case MIFARE_AUTH_KEYA: snprintf(exp,size,"AUTH-A(%d)",cmd[1]); break;
+ case MIFARE_AUTH_KEYB: snprintf(exp,size,"AUTH-B(%d)",cmd[1]); break;
case MIFARE_MAGICMODE: snprintf(exp,size,"MAGIC"); break;
- default: snprintf(exp,size,"?"); break;
+ default: snprintf(exp,size,"?"); break;
}
return;
}
break;
}
case ICLASS_CMD_SELECT: snprintf(exp,size,"SELECT"); break;
- case ICLASS_CMD_PAGESEL: snprintf(exp,size,"PAGESEL"); break;
- case ICLASS_CMD_READCHECK: snprintf(exp,size,"READCHECK"); break;
+ case ICLASS_CMD_PAGESEL: snprintf(exp,size,"PAGESEL(%d)", cmd[1]); break;
+ case ICLASS_CMD_READCHECK_KC:snprintf(exp,size,"READCHECK[Kc](%d)", cmd[1]); break;
+ case ICLASS_CMD_READCHECK_KD:snprintf(exp,size,"READCHECK[Kd](%d)", cmd[1]); break;
case ICLASS_CMD_CHECK: snprintf(exp,size,"CHECK"); break;
- case ICLASS_CMD_SOF: snprintf(exp,size,"SOF"); break;
+ case ICLASS_CMD_DETECT: snprintf(exp,size,"DETECT"); break;
case ICLASS_CMD_HALT: snprintf(exp,size,"HALT"); break;
+ case ICLASS_CMD_UPDATE: snprintf(exp,size,"UPDATE(%d)",cmd[1]); break;
+ case ICLASS_CMD_ACT: snprintf(exp,size,"ACT"); break;
+ case ICLASS_CMD_READ4: snprintf(exp,size,"READ4(%d)",cmd[1]); break;
default: snprintf(exp,size,"?"); break;
}
return;
case ISO15693_LOCK_DSFID :snprintf(exp, size, "LOCK_DSFID");break;
case ISO15693_GET_SYSTEM_INFO :snprintf(exp, size, "GET_SYSTEM_INFO");break;
case ISO15693_READ_MULTI_SECSTATUS :snprintf(exp, size, "READ_MULTI_SECSTATUS");break;
- default: snprintf(exp,size,"?"); break;
+ default: snprintf(exp,size,"?"); break;
+ }
+ }
+}
+void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
+{
+ switch(cmd[0]){
+ case ISO14443B_REQB : snprintf(exp,size,"REQB");break;
+ case ISO14443B_ATTRIB : snprintf(exp,size,"ATTRIB");break;
+ case ISO14443B_HALT : snprintf(exp,size,"HALT");break;
+ default: snprintf(exp,size ,"?");break;
+ }
+
+}
+
+/**
+ * @brief iso14443B_CRC_Ok Checks CRC in command or response
+ * @param isResponse
+ * @param data
+ * @param len
+ * @return 0 : CRC-command, CRC not ok
+ * 1 : CRC-command, CRC ok
+ * 2 : Not crc-command
+ */
+
+uint8_t iso14443B_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
+{
+ uint8_t b1,b2;
+
+ if(len <= 2) return 2;
+
+ ComputeCrc14443(CRC_14443_B, data, len-2, &b1, &b2);
+ if(b1 != data[len-2] || b2 != data[len-1]) {
+ return 0;
+ }
+ return 1;
+}
+
+/**
+ * @brief iclass_CRC_Ok Checks CRC in command or response
+ * @param isResponse
+ * @param data
+ * @param len
+ * @return 0 : CRC-command, CRC not ok
+ * 1 : CRC-command, CRC ok
+ * 2 : Not crc-command
+ */
+uint8_t iclass_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
+{
+ if(len < 4) return 2;//CRC commands (and responses) are all at least 4 bytes
+
+ uint8_t b1, b2;
+
+ if(!isResponse)//Commands to tag
+ {
+ /**
+ These commands should have CRC. Total length leftmost
+ 4 READ
+ 4 READ4
+ 12 UPDATE - unsecured, ends with CRC16
+ 14 UPDATE - secured, ends with signature instead
+ 4 PAGESEL
+ **/
+ if(len == 4 || len == 12)//Covers three of them
+ {
+ //Don't include the command byte
+ ComputeCrc14443(CRC_ICLASS, (data+1), len-3, &b1, &b2);
+ return b1 == data[len -2] && b2 == data[len-1];
}
+ return 2;
+ }else{
+ /**
+ These tag responses should have CRC. Total length leftmost
+
+ 10 READ data[8] crc[2]
+ 34 READ4 data[32]crc[2]
+ 10 UPDATE data[8] crc[2]
+ 10 SELECT csn[8] crc[2]
+ 10 IDENTIFY asnb[8] crc[2]
+ 10 PAGESEL block1[8] crc[2]
+ 10 DETECT csn[8] crc[2]
+
+ These should not
+
+ 4 CHECK chip_response[4]
+ 8 READCHECK data[8]
+ 1 ACTALL sof[1]
+ 1 ACT sof[1]
+
+ In conclusion, without looking at the command; any response
+ of length 10 or 34 should have CRC
+ **/
+ if(len != 10 && len != 34) return true;
+
+ ComputeCrc14443(CRC_ICLASS, data, len-2, &b1, &b2);
+ return b1 == data[len -2] && b2 == data[len-1];
}
}
-uint16_t printTraceLine(uint16_t tracepos, uint8_t* trace, bool iclass, bool showWaitCycles)
+uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, uint8_t protocol, bool showWaitCycles)
{
bool isResponse;
- uint16_t duration, data_len,parity_len;
+ uint16_t duration, data_len, parity_len;
uint32_t timestamp, first_timestamp, EndOfTransmissionTimestamp;
char explanation[30] = {0};
+ if (tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) > traceLen) return traceLen;
+
first_timestamp = *((uint32_t *)(trace));
timestamp = *((uint32_t *)(trace + tracepos));
- // Break and stick with current result if buffer was not completely full
- if (timestamp == 0x44444444) return TRACE_SIZE;
tracepos += 4;
duration = *((uint16_t *)(trace + tracepos));
}
parity_len = (data_len-1)/8 + 1;
- if (tracepos + data_len + parity_len >= TRACE_SIZE) {
- return TRACE_SIZE;
+ if (tracepos + data_len + parity_len > traceLen) {
+ return traceLen;
}
uint8_t *frame = trace + tracepos;
}
}
//--- Draw the CRC column
- bool crcError = false;
+ uint8_t crcStatus = 2;
if (data_len > 2) {
uint8_t b1, b2;
- if(iclass)
+ if(protocol == ICLASS)
{
- if(!isResponse && data_len == 4 ) {
- // Rough guess that this is a command from the reader
- // For iClass the command byte is not part of the CRC
- ComputeCrc14443(CRC_ICLASS, &frame[1], data_len-3, &b1, &b2);
- } else {
- // For other data.. CRC might not be applicable (UPDATE commands etc.)
- ComputeCrc14443(CRC_ICLASS, frame, data_len-2, &b1, &b2);
- }
-
- if (b1 != frame[data_len-2] || b2 != frame[data_len-1]) {
- crcError = true;
- }
+ crcStatus = iclass_CRC_check(isResponse, frame, data_len);
- } else {//Iso 14443a
+ }else if (protocol == ISO_14443B)
+ {
+ crcStatus = iso14443B_CRC_check(isResponse, frame, data_len);
+ }
+ else if (protocol == ISO_14443A){//Iso 14443a
ComputeCrc14443(CRC_14443_A, frame, data_len-2, &b1, &b2);
if (b1 != frame[data_len-2] || b2 != frame[data_len-1]) {
if(!(isResponse & (data_len < 6)))
{
- crcError = true;
+ crcStatus = 0;
}
}
}
}
- char *crc = crcError ? "!crc" :" ";
+ //0 CRC-command, CRC not ok
+ //1 CRC-command, CRC ok
+ //2 Not crc-command
+ char *crc = (crcStatus == 0 ? "!crc" : (crcStatus == 1 ? " ok " : " "));
EndOfTransmissionTimestamp = timestamp + duration;
if(!isResponse)
{
- if(iclass)
+ if(protocol == ICLASS)
annotateIclass(explanation,sizeof(explanation),frame,data_len);
- else
+ else if (protocol == ISO_14443A)
annotateIso14443a(explanation,sizeof(explanation),frame,data_len);
+ else if(protocol == ISO_14443B)
+ annotateIso14443b(explanation,sizeof(explanation),frame,data_len);
}
int num_lines = (data_len - 1)/16 + 1;
} else {
PrintAndLog(" | | | %-64s| %s| %s",
line[j],
- (j == num_lines-1) ? crc : " ",
+ (j == num_lines-1)?crc:" ",
(j == num_lines-1) ? explanation : "");
}
}
+ if (tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) > traceLen) return traceLen;
+
bool next_isResponse = *((uint16_t *)(trace + tracepos + 6)) & 0x8000;
if (showWaitCycles && !isResponse && next_isResponse) {
(next_timestamp - EndOfTransmissionTimestamp));
}
}
+
return tracepos;
}
+
int CmdHFList(const char *Cmd)
{
bool showWaitCycles = false;
int tlen = param_getstr(Cmd,0,type);
char param = param_getchar(Cmd, 1);
bool errors = false;
- bool iclass = false;
+ uint8_t protocol = 0;
//Validate params
- if(tlen == 0 || (strcmp(type, "iclass") != 0 && strcmp(type,"14a") != 0))
+ if(tlen == 0)
{
errors = true;
}
{
errors = true;
}
+ if(!errors)
+ {
+ if(strcmp(type, "iclass") == 0)
+ {
+ protocol = ICLASS;
+ }else if(strcmp(type, "14a") == 0)
+ {
+ protocol = ISO_14443A;
+ }
+ else if(strcmp(type, "14b") == 0)
+ {
+ protocol = ISO_14443B;
+ }else if(strcmp(type,"raw")== 0)
+ {
+ protocol = -1;//No crc, no annotations
+ }else{
+ errors = true;
+ }
+ }
if (errors) {
PrintAndLog("List protocol data in trace buffer.");
- PrintAndLog("Usage: hf list [14a|iclass] [f]");
+ PrintAndLog("Usage: hf list <protocol> [f]");
+ PrintAndLog(" f - show frame delay times as well");
+ PrintAndLog("Supported <protocol> values:");
+ PrintAndLog(" raw - just show raw data without annotations");
PrintAndLog(" 14a - interpret data as iso14443a communications");
+ PrintAndLog(" 14b - interpret data as iso14443b communications");
PrintAndLog(" iclass - interpret data as iclass communications");
- PrintAndLog(" f - show frame delay times as well");
PrintAndLog("");
PrintAndLog("example: hf list 14a f");
PrintAndLog("example: hf list iclass");
return 0;
}
- if(strcmp(type, "iclass") == 0)
- {
- iclass = true;
- }
+
if (param == 'f') {
showWaitCycles = true;
}
- uint8_t trace[TRACE_SIZE];
+ uint8_t *trace;
uint16_t tracepos = 0;
- GetFromBigBuf(trace, TRACE_SIZE, 0);
- WaitForResponse(CMD_ACK, NULL);
-
- PrintAndLog("Recorded Activity");
+ trace = malloc(USB_CMD_DATA_SIZE);
+
+ // Query for the size of the trace
+ UsbCommand response;
+ GetFromBigBuf(trace, USB_CMD_DATA_SIZE, 0);
+ WaitForResponse(CMD_ACK, &response);
+ uint16_t traceLen = response.arg[2];
+ if (traceLen > USB_CMD_DATA_SIZE) {
+ uint8_t *p = realloc(trace, traceLen);
+ if (p == NULL) {
+ PrintAndLog("Cannot allocate memory for trace");
+ free(trace);
+ return 2;
+ }
+ trace = p;
+ GetFromBigBuf(trace, traceLen, 0);
+ WaitForResponse(CMD_ACK, NULL);
+ }
+
+ PrintAndLog("Recorded Activity (TraceLen = %d bytes)", traceLen);
PrintAndLog("");
PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer");
PrintAndLog("iso14443a - All times are in carrier periods (1/13.56Mhz)");
PrintAndLog(" Start | End | Src | Data (! denotes parity error) | CRC | Annotation |");
PrintAndLog("-----------|-----------|-----|-----------------------------------------------------------------|-----|--------------------|");
- while(tracepos < TRACE_SIZE)
+ while(tracepos < traceLen)
{
- tracepos = printTraceLine(tracepos, trace, iclass, showWaitCycles);
+ tracepos = printTraceLine(tracepos, traceLen, trace, protocol, showWaitCycles);
}
+
+ free(trace);
return 0;
}
{"epa", CmdHFEPA, 1, "{ German Identification Card... }"},
{"legic", CmdHFLegic, 0, "{ LEGIC RFIDs... }"},
{"iclass", CmdHFiClass, 1, "{ ICLASS RFIDs... }"},
- {"mf", CmdHFMF, 1, "{ MIFARE RFIDs... }"},
+ {"mf", CmdHFMF, 1, "{ MIFARE RFIDs... }"},
{"mfu", CmdHFMFUltra, 1, "{ MIFARE Ultralight RFIDs... }"},
- {"mfdes", CmdHFMFDes, 1, "{ MIFARE Desfire RFIDs... }"},
- {"des", CmdHFDES, 0, "{ MIFARE DESfire}"},
{"tune", CmdHFTune, 0, "Continuously measure HF antenna tuning"},
{"list", CmdHFList, 1, "List protocol data in trace buffer"},
- {NULL, NULL, 0, NULL}
+ {NULL, NULL, 0, NULL}
};
int CmdHF(const char *Cmd)
#include <string.h>
#include <unistd.h>
#include "util.h"
-#include "../common/iso14443crc.h"
+#include "iso14443crc.h"
#include "data.h"
#include "proxmark3.h"
#include "ui.h"
#include "cmdparser.h"
#include "cmdhf14a.h"
-#include "../include/common.h"
+#include "common.h"
#include "cmdmain.h"
-#include "../include/mifare.h"
+#include "mifare.h"
static int CmdHelp(const char *Cmd);
static void waitCmd(uint8_t iLen);
// returns description of the best match
char* getTagInfo(uint8_t uid) {
- int i, best = -1;
+ int i;
int len = sizeof(manufactureMapping) / sizeof(manufactureName);
- for ( i = 0; i < len; ++i ) {
- if ( uid == manufactureMapping[i].uid) {
- if (best == -1) {
- best = i;
- }
- }
- }
+ for ( i = 0; i < len; ++i )
+ if ( uid == manufactureMapping[i].uid)
+ return manufactureMapping[i].desc;
- if (best>=0) return manufactureMapping[best].desc;
-
- return manufactureMapping[i].desc;
+ //No match, return default
+ return manufactureMapping[len-1].desc;
}
int CmdHF14AList(const char *Cmd)
PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen));
PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]);
-
+
// Double & triple sized UID, can be mapped to a manufacturer.
// HACK: does this apply for Ultralight cards?
if ( card.uidlen > 4 ) {
case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break;
default: ;
}
-
+
// try to request ATS even if tag claims not to support it
if (select_status == 2) {
uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0
memcpy(&card.ats, resp.d.asBytes, resp.arg[0]);
card.ats_len = resp.arg[0]; // note: ats_len includes CRC Bytes
}
-
+
if(card.ats_len >= 3) { // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes
bool ta1 = 0, tb1 = 0, tc1 = 0;
int pos;
c.arg[1] = 0;
c.arg[2] = 0;
SendCommand(&c);
-
+
return select_status;
}
PrintAndLog(" syntax: hf 14a sim <type> <uid>");
PrintAndLog(" types: 1 = MIFARE Classic");
PrintAndLog(" 2 = MIFARE Ultralight");
- PrintAndLog(" 3 = MIFARE DESFIRE");
+ PrintAndLog(" 3 = MIFARE Desfire");
PrintAndLog(" 4 = ISO/IEC 14443-4");
- PrintAndLog(" 5 = MIFARE TNP3XXX");
+ PrintAndLog(" 5 = MIFARE Tnp3xxx");
PrintAndLog("");
return 1;
}
int CmdHF14ASnoop(const char *Cmd) {
int param = 0;
- if (param_getchar(Cmd, 0) == 'h') {
+ uint8_t ctmp = param_getchar(Cmd, 0) ;
+ if (ctmp == 'h' || ctmp == 'H') {
PrintAndLog("It get data from the field and saves it into command buffer.");
PrintAndLog("Buffer accessible from command hf list 14a.");
PrintAndLog("Usage: hf 14a snoop [c][r]");
}
for (int i = 0; i < 2; i++) {
- char ctmp = param_getchar(Cmd, i);
+ ctmp = param_getchar(Cmd, i);
if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
}
{"list", CmdHF14AList, 0, "[Deprecated] List ISO 14443a history"},
{"reader", CmdHF14AReader, 0, "Act like an ISO14443 Type A reader"},
{"cuids", CmdHF14ACUIDs, 0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"},
- {"sim", CmdHF14ASim, 0, "<UID> -- Fake ISO 14443a tag"},
+ {"sim", CmdHF14ASim, 0, "<UID> -- Simulate ISO 14443a tag"},
{"snoop", CmdHF14ASnoop, 0, "Eavesdrop ISO 14443 Type A"},
{"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"},
{NULL, NULL, 0, NULL}
int CmdHF14BList(const char *Cmd)
{
- uint8_t got[TRACE_BUFFER_SIZE];
- GetFromBigBuf(got,sizeof(got),0);
- WaitForResponse(CMD_ACK,NULL);
-
- PrintAndLog("recorded activity:");
+ uint8_t *got = malloc(USB_CMD_DATA_SIZE);
+
+ // Query for the actual size of the trace
+ UsbCommand response;
+ GetFromBigBuf(got, USB_CMD_DATA_SIZE, 0);
+ WaitForResponse(CMD_ACK, &response);
+ uint16_t traceLen = response.arg[2];
+ if (traceLen > USB_CMD_DATA_SIZE) {
+ uint8_t *p = realloc(got, traceLen);
+ if (p == NULL) {
+ PrintAndLog("Cannot allocate memory for trace");
+ free(got);
+ return 2;
+ }
+ got = p;
+ GetFromBigBuf(got, traceLen, 0);
+ WaitForResponse(CMD_ACK,NULL);
+ }
+ PrintAndLog("recorded activity: (TraceLen = %d bytes)", traceLen);
PrintAndLog(" time :rssi: who bytes");
PrintAndLog("---------+----+----+-----------");
for(;;) {
- if(i >= TRACE_BUFFER_SIZE) { break; }
+ if(i >= traceLen) { break; }
bool isResponse;
int timestamp = *((uint32_t *)(got+i));
if(len > 100) {
break;
}
- if(i + len >= TRACE_BUFFER_SIZE) {
+ if(i + len >= traceLen) {
break;
}
prev = timestamp;
i += (len + 9);
}
+ free(got);
return 0;
}
UsbCommand resp;
uint8_t *recv;
UsbCommand c = {CMD_ISO_14443B_COMMAND, {0, 0, 0}}; // len,recv?
- uint8_t reply = 1;
- uint8_t crc = 0;
- uint8_t power = 0;
- char buf[5] = "";
- int i = 0;
+ uint8_t reply=1;
+ uint8_t crc=0;
+ uint8_t power=0;
+ char buf[5]="";
+ int i=0;
uint8_t data[100] = {0x00};
unsigned int datalen=0, temp;
char *hexout;
switch (cmd[i+1]) {
case 'r':
case 'R':
- reply = 0;
+ reply=0;
break;
case 'c':
case 'C':
- crc = 1;
+ crc=1;
break;
case 'p':
case 'P':
- power = 1;
+ power=1;
break;
default:
PrintAndLog("Invalid option");
PrintAndLog("Invalid char on input");
return 1;
}
-
- if (datalen == 0) {
+ if (datalen == 0)
+ {
PrintAndLog("Missing data input");
- return 1;
+ return 0;
}
-
- if(crc) {
+ if(crc)
+ {
uint8_t first, second;
ComputeCrc14443(CRC_14443_B, data, datalen, &first, &second);
data[datalen++] = first;
#include "util.h"
#include "cmdparser.h"
#include "cmdhf15.h"
-#include "../common/iso15693tools.h"
+#include "iso15693tools.h"
#include "cmdmain.h"
#define FrameSOF Iso15693FrameSOF
#define Crc(data,datalen) Iso15693Crc(data,datalen)
#define AddCrc(data,datalen) Iso15693AddCrc(data,datalen)
#define sprintUID(target,uid) Iso15693sprintUID(target,uid)
-#define TRACE_BUFF_SIZE 12000
// structure and database for uid -> tagtype lookups
typedef struct {
if (best==-1) {
best=i;
} else {
- if (uidmapping[i].mask > uidmapping[best].mask) {
+ if (uidmapping[i].mask>uidmapping[best].mask) {
best=i;
}
}
*/
int prepareHF15Cmd(char **cmd, UsbCommand *c, uint8_t iso15cmd[], int iso15cmdlen) {
int temp;
- uint8_t *req = c->d.asBytes;
+ uint8_t *req=c->d.asBytes;
uint8_t uid[8] = {0x00};
- uint32_t reqlen = 0;
+ uint32_t reqlen=0;
// strip
while (**cmd==' ' || **cmd=='\t') (*cmd)++;
#include "ui.h"
#include "cmdparser.h"
#include "cmdhficlass.h"
-#include "../include/common.h"
+#include "common.h"
#include "util.h"
#include "cmdmain.h"
#include "loclass/des.h"
int xorbits_8(uint8_t val)
{
- uint8_t res = val ^ (val >> 1); //1st pass
- res = res ^ (res >> 1); // 2nd pass
- res = res ^ (res >> 2); // 3rd pass
- res = res ^ (res >> 4); // 4th pass
- return res & 1;
+ uint8_t res = val ^ (val >> 1); //1st pass
+ res = res ^ (res >> 1); // 2nd pass
+ res = res ^ (res >> 2); // 3rd pass
+ res = res ^ (res >> 4); // 4th pass
+ return res & 1;
}
int CmdHFiClassList(const char *Cmd)
{
PrintAndLog("Deprecated command, use 'hf list iclass' instead");
- return 0;
+ return 0;
}
int CmdHFiClassSnoop(const char *Cmd)
0x0c,0x90,0x32,0xf3,0x5d,0xff,0x12,0xe0 };
*/
- uint8_t csns[8*NUM_CSNS] = {
- 0x00, 0x0B, 0x0F, 0xFF, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x04, 0x0E, 0x08, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x09, 0x0D, 0x05, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x0A, 0x0C, 0x06, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x0F, 0x0B, 0x03, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x08, 0x0A, 0x0C, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x0D, 0x09, 0x09, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x0E, 0x08, 0x0A, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x03, 0x07, 0x17, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x3C, 0x06, 0xE0, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x01, 0x05, 0x1D, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x02, 0x04, 0x1E, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x07, 0x03, 0x1B, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x00, 0x02, 0x24, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x05, 0x01, 0x21, 0xF7, 0xFF, 0x12, 0xE0 };
-
- memcpy(c.d.asBytes, csns, 8*NUM_CSNS);
+ uint8_t csns[8*NUM_CSNS] = {
+ 0x00, 0x0B, 0x0F, 0xFF, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x04, 0x0E, 0x08, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x09, 0x0D, 0x05, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x0A, 0x0C, 0x06, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x0F, 0x0B, 0x03, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x08, 0x0A, 0x0C, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x0D, 0x09, 0x09, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x0E, 0x08, 0x0A, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x03, 0x07, 0x17, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x3C, 0x06, 0xE0, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x01, 0x05, 0x1D, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x02, 0x04, 0x1E, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x07, 0x03, 0x1B, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x00, 0x02, 0x24, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x05, 0x01, 0x21, 0xF7, 0xFF, 0x12, 0xE0 };
+
+ memcpy(c.d.asBytes, csns, 8*NUM_CSNS);
SendCommand(&c);
if (!WaitForResponseTimeout(CMD_ACK, &resp, -1)) {
}
uint8_t num_mac_responses = resp.arg[1];
- PrintAndLog("Mac responses: %d MACs obtained (should be %d)", num_mac_responses, NUM_CSNS);
+ PrintAndLog("Mac responses: %d MACs obtained (should be %d)", num_mac_responses,NUM_CSNS);
size_t datalen = NUM_CSNS*24;
/*
if (strlen(Cmd)<1) {
PrintAndLog("Usage: hf iclass replay <MAC>");
PrintAndLog(" sample: hf iclass replay 00112233");
- return 0;
+ return 0;
}
if (param_gethex(Cmd, 0, MAC, 8)) {
return 0;
}
- uint8_t isOK = resp.arg[0] & 0xff;
- uint8_t * data = resp.d.asBytes;
+ uint8_t isOK = resp.arg[0] & 0xff;
+ uint8_t * data = resp.d.asBytes;
- memcpy(CSN,data,8);
- memcpy(CCNR,data+8,8);
+ memcpy(CSN,data,8);
+ memcpy(CCNR,data+8,8);
- PrintAndLog("isOk:%02x", isOK);
+ PrintAndLog("isOk:%02x", isOK);
- if(isOK > 0)
- {
- PrintAndLog("CSN: %s",sprint_hex(CSN,8));
- }
+ if(isOK > 0)
+ {
+ PrintAndLog("CSN: %s",sprint_hex(CSN,8));
+ }
if(isOK <= 1){
PrintAndLog("Failed to obtain CC! Aborting");
return 0;
}
//Status 2 or higher
- if(elite)
- {
- //Get the key index (hash1)
- uint8_t key_index[8] = {0};
-
- hash1(CSN, key_index);
- printvar("hash1", key_index,8);
- for(i = 0; i < 8 ; i++)
- key_sel[i] = keytable[key_index[i]] & 0xFF;
- PrintAndLog("Pre-fortified 'permuted' HS key that would be needed by an iclass reader to talk to above CSN:");
- printvar("k_sel", key_sel,8);
- //Permute from iclass format to standard format
- permutekey_rev(key_sel,key_sel_p);
- used_key = key_sel_p;
- }else{
- used_key = KEY;
- }
+ if(elite)
+ {
+ //Get the key index (hash1)
+ uint8_t key_index[8] = {0};
+
+ hash1(CSN, key_index);
+ printvar("hash1", key_index,8);
+ for(i = 0; i < 8 ; i++)
+ key_sel[i] = keytable[key_index[i]] & 0xFF;
+ PrintAndLog("Pre-fortified 'permuted' HS key that would be needed by an iclass reader to talk to above CSN:");
+ printvar("k_sel", key_sel,8);
+ //Permute from iclass format to standard format
+ permutekey_rev(key_sel,key_sel_p);
+ used_key = key_sel_p;
+ }else{
+ used_key = KEY;
+ }
- PrintAndLog("Pre-fortified key that would be needed by the OmniKey reader to talk to above CSN:");
- printvar("Used key",used_key,8);
- diversifyKey(CSN,used_key, div_key);
- PrintAndLog("Hash0, a.k.a diversified key, that is computed using Ksel and stored in the card (Block 3):");
- printvar("Div key", div_key, 8);
- printvar("CC_NR:",CCNR,12);
- doMAC(CCNR,12,div_key, MAC);
- printvar("MAC", MAC, 4);
+ PrintAndLog("Pre-fortified key that would be needed by the OmniKey reader to talk to above CSN:");
+ printvar("Used key",used_key,8);
+ diversifyKey(CSN,used_key, div_key);
+ PrintAndLog("Hash0, a.k.a diversified key, that is computed using Ksel and stored in the card (Block 3):");
+ printvar("Div key", div_key, 8);
+ printvar("CC_NR:",CCNR,12);
+ doMAC(CCNR,12,div_key, MAC);
+ printvar("MAC", MAC, 4);
uint8_t iclass_data[32000] = {0};
uint8_t iclass_datalen = 0;
uint8_t iclass_blocksFailed = 0;//Set to 1 if dump was incomplete
- UsbCommand d = {CMD_READER_ICLASS_REPLAY, {readerType}};
- memcpy(d.d.asBytes, MAC, 4);
+ UsbCommand d = {CMD_READER_ICLASS_REPLAY, {readerType}};
+ memcpy(d.d.asBytes, MAC, 4);
clearCommandBuffer();
SendCommand(&d);
PrintAndLog("Waiting for device to dump data. Press button on device and key on keyboard to abort...");
static command_t CommandTable[] =
{
- {"help", CmdHelp, 1, "This help"},
- {"list", CmdHFiClassList, 0, "[Deprecated] List iClass history"},
- {"snoop", CmdHFiClassSnoop, 0, "Eavesdrop iClass communication"},
- {"sim", CmdHFiClassSim, 0, "Simulate iClass tag"},
- {"reader",CmdHFiClassReader, 0, "Read an iClass tag"},
- {"replay", CmdHFiClassReader_Replay, 0, "Read an iClass tag via Reply Attack"},
- {"dump", CmdHFiClassReader_Dump, 0, "Authenticate and Dump iClass tag"},
- {"write", CmdHFiClass_iso14443A_write, 0, "Authenticate and Write iClass block"},
+ {"help", CmdHelp, 1, "This help"},
+ {"list", CmdHFiClassList, 0, "[Deprecated] List iClass history"},
+ {"snoop", CmdHFiClassSnoop, 0, "Eavesdrop iClass communication"},
+ {"sim", CmdHFiClassSim, 0, "Simulate iClass tag"},
+ {"reader",CmdHFiClassReader, 0, "Read an iClass tag"},
+ {"replay",CmdHFiClassReader_Replay, 0, "Read an iClass tag via Reply Attack"},
+ {"dump", CmdHFiClassReader_Dump, 0, "Authenticate and Dump iClass tag"},
+ {"write", CmdHFiClass_iso14443A_write, 0, "Authenticate and Write iClass block"},
{"loclass", CmdHFiClass_loclass, 1, "Use loclass to perform bruteforce of reader attack dump"},
- {NULL, NULL, 0, NULL}
+ {NULL, NULL, 0, NULL}
};
int CmdHFiClass(const char *Cmd)
int CmdHelp(const char *Cmd)
{
CmdsHelp(CommandTable);
- return 0;
+ return 0;
}
#include "cmdparser.h"
#include "cmdhflegic.h"
#include "cmdmain.h"
-
+#include "util.h"
static int CmdHelp(const char *Cmd);
static command_t CommandTable[] =
//-----------------------------------------------------------------------------\r
// High frequency MIFARE commands\r
//-----------------------------------------------------------------------------\r
-#include "../include/mifare.h"\r
+\r
#include "cmdhfmf.h"\r
\r
static int CmdHelp(const char *Cmd);\r
SendCommand(&c);\r
\r
//flush queue\r
- while (ukbhit()) getchar();\r
+ while (ukbhit()) getchar();\r
\r
// wait cycle\r
while (true) {\r
PrintAndLog("Key not found (lfsr_common_prefix list is null). Nt=%08x", nt); \r
} else {\r
printf("------------------------------------------------------------------\n");\r
- PrintAndLog("Key found :%012"llx" \n", r_key);\r
+ PrintAndLog("Key found:%012"llx" \n", r_key);\r
\r
num_to_bytes(r_key, 6, keyBlock);\r
isOK = mfCheckKeys(0, 0, 1, keyBlock, &r_key);\r
}\r
\r
if (!isOK) \r
- PrintAndLog("Found valid key :%012"llx, r_key);\r
+ PrintAndLog("Found valid key:%012"llx, r_key);\r
else\r
{\r
if (isOK != 2) PrintAndLog("Found invalid key. "); \r
PrintAndLog("--block no:%d, key type:%c, key:%s", blockNo, keyType?'B':'A', sprint_hex(key, 6));\r
PrintAndLog("--data: %s", sprint_hex(bldata, 16));\r
\r
- UsbCommand c = {CMD_MIFARE_WRITEBL, {blockNo, keyType, 0}};\r
+ UsbCommand c = {CMD_MIFARE_WRITEBL, {blockNo, keyType, 0}};\r
memcpy(c.d.asBytes, key, 6);\r
memcpy(c.d.asBytes + 10, bldata, 16);\r
- SendCommand(&c);\r
+ SendCommand(&c);\r
\r
UsbCommand resp;\r
if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r
}\r
PrintAndLog("--block no:%d, key type:%c, key:%s ", blockNo, keyType?'B':'A', sprint_hex(key, 6));\r
\r
- UsbCommand c = {CMD_MIFARE_READBL, {blockNo, keyType, 0}};\r
+ UsbCommand c = {CMD_MIFARE_READBL, {blockNo, keyType, 0}};\r
memcpy(c.d.asBytes, key, 6);\r
- SendCommand(&c);\r
+ SendCommand(&c);\r
\r
UsbCommand resp;\r
if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r
}\r
\r
if ((fin = fopen("dumpkeys.bin","rb")) == NULL) {\r
- PrintAndLog("Could not find file dumpkeys.bin"); \r
+ PrintAndLog("Could not find file dumpkeys.bin");\r
return 1;\r
}\r
\r
}\r
\r
fclose(fin);\r
- \r
+\r
PrintAndLog("|-----------------------------------------|");\r
PrintAndLog("|------ Reading sector access bits...-----|");\r
PrintAndLog("|-----------------------------------------|");\r
received = WaitForResponseTimeout(CMD_ACK,&resp,1500);\r
} else if (rights[sectorNo][data_area] == 0x07) { // no key would work\r
isOK = false;\r
- PrintAndLog("Access rights do not allow reading of sector %2d block %3d", sectorNo, blockNo);\r
+ PrintAndLog("Access rights do not allow reading of sector %2d block %3d", sectorNo, blockNo);\r
} else { // key A would work\r
- UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};\r
- memcpy(c.d.asBytes, keyA[sectorNo], 6);\r
- SendCommand(&c);\r
- received = WaitForResponseTimeout(CMD_ACK,&resp,1500);\r
+ UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};\r
+ memcpy(c.d.asBytes, keyA[sectorNo], 6);\r
+ SendCommand(&c);\r
+ received = WaitForResponseTimeout(CMD_ACK,&resp,1500);\r
}\r
}\r
\r
fclose(fout);\r
PrintAndLog("Dumped %d blocks (%d bytes) to file dumpdata.bin", numblocks, 16*numblocks);\r
}\r
- \r
+ \r
return 0;\r
}\r
\r
PrintAndLog(" hf mf restore 4");\r
return 0;\r
}\r
- \r
+\r
if ((fkeys = fopen("dumpkeys.bin","rb")) == NULL) {\r
PrintAndLog("Could not find file dumpkeys.bin");\r
return 1;\r
for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {\r
if (fread(keyA[sectorNo], 1, 6, fkeys) == 0) {\r
PrintAndLog("File reading error (dumpkeys.bin).");\r
+\r
+ fclose(fkeys);\r
return 2;\r
}\r
}\r
for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {\r
if (fread(keyB[sectorNo], 1, 6, fkeys) == 0) {\r
PrintAndLog("File reading error (dumpkeys.bin).");\r
+ fclose(fkeys);\r
return 2;\r
}\r
}\r
\r
fclose(fkeys);\r
- \r
+\r
if ((fdump = fopen("dumpdata.bin","rb")) == NULL) {\r
PrintAndLog("Could not find file dumpdata.bin");\r
return 1;\r
bool calibrate = true;\r
for (i = 0; i < NESTED_SECTOR_RETRY; i++) {\r
for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {\r
-\r
- if (ukbhit()) {\r
- printf("\naborted via keyboard!\n");\r
- free(e_sector);\r
- return 2;\r
- } \r
- \r
for (trgKeyType = 0; trgKeyType < 2; trgKeyType++) { \r
if (e_sector[sectorNo].foundKey[trgKeyType]) continue;\r
PrintAndLog("-----------------------------------------------");\r
}\r
fclose(fkeys);\r
}\r
-\r
+ \r
free(e_sector);\r
}\r
return 0;\r
PrintAndLog(" hf mf chk *1 ? t");\r
PrintAndLog(" hf mf chk *1 ? d");\r
return 0;\r
- }\r
- \r
+ } \r
+\r
FILE * f;\r
char filename[FILE_PATH_SIZE]={0};\r
char buf[13];\r
PrintAndLog("No key specified, trying default keys");\r
for (;keycnt < defaultKeysSize; keycnt++)\r
PrintAndLog("chk default key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,\r
- (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],\r
- (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);\r
+ (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],\r
+ (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);\r
}\r
\r
// initialize storage for found keys\r
for (uint16_t t = 0; t < 2; t++) {\r
if (validKey[t][sectorNo]) {\r
memcpy(block + t*10, foundKey[t][sectorNo], 6);\r
- }\r
- }\r
+ }\r
+ }\r
mfEmlSetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);\r
}\r
}\r
PrintAndLog("Found keys have been transferred to the emulator memory");\r
- }\r
+ }\r
\r
if (createDumpFile) {\r
FILE *fkeys = fopen("dumpkeys.bin","wb");\r
PrintAndLog("Could not create file dumpkeys.bin");\r
free(keyBlock);\r
return 1;\r
- }\r
+ }\r
for (uint16_t t = 0; t < 2; t++) {\r
fwrite(foundKey[t], 1, 6*SectorsCnt, fkeys);\r
}\r
\r
free(keyBlock);\r
PrintAndLog("");\r
- return 0;\r
+ return 0;\r
}\r
\r
int CmdHF14AMf1kSim(const char *Cmd)\r
uint8_t exitAfterNReads = 0;\r
uint8_t flags = 0;\r
\r
- if (param_getchar(Cmd, 0) == 'h') {\r
+ uint8_t cmdp = param_getchar(Cmd, 0);\r
+ \r
+ if (cmdp == 'h' || cmdp == 'H') {\r
PrintAndLog("Usage: hf mf sim u <uid (8 hex symbols)> n <numreads> i x");\r
+ PrintAndLog(" h this help");\r
PrintAndLog(" u (Optional) UID. If not specified, the UID from emulator memory will be used");\r
PrintAndLog(" n (Optional) Automatically exit simulation after <numreads> blocks have been read by reader. 0 = infinite");\r
PrintAndLog(" i (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted");\r
PrintAndLog(" x (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)");\r
+ PrintAndLog("");\r
PrintAndLog(" sample: hf mf sim u 0a0a0a0a ");\r
return 0;\r
}\r
int CmdHF14AMfEGet(const char *Cmd)\r
{\r
uint8_t blockNo = 0;\r
- uint8_t data[16];\r
+ uint8_t data[16] = {0x00};\r
\r
if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {\r
PrintAndLog("Usage: hf mf eget <block number>");\r
FILE * f;\r
char filename[FILE_PATH_SIZE];\r
char *fnameptr = filename;\r
- char buf[64];\r
- uint8_t buf8[64];\r
+ char buf[64] = {0x00};\r
+ uint8_t buf8[64] = {0x00};\r
int i, len, blockNum, numBlocks;\r
int nameParamNo = 1;\r
\r
- memset(filename, 0, sizeof(filename));\r
- memset(buf, 0, sizeof(buf));\r
-\r
char ctmp = param_getchar(Cmd, 0);\r
\r
if ( ctmp == 'h' || ctmp == 0x00) {\r
fclose(f);\r
return 3;\r
}\r
+ printf(".");\r
blockNum++;\r
\r
if (blockNum >= numBlocks) break;\r
}\r
fclose(f);\r
+ printf("\n");\r
\r
if ((blockNum != numBlocks)) {\r
PrintAndLog("File content error. Got %d must be %d blocks.",blockNum, numBlocks);\r
char ctmp = param_getchar(Cmd, 0);\r
\r
if ( ctmp == 'h' || ctmp == 'H') {\r
- PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`"); \r
+ PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`");\r
PrintAndLog(" Usage: hf mf esave [card memory] [file name w/o `.eml`]");\r
PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");\r
PrintAndLog("");\r
PrintAndLog(" hf mf esave 4 filename");\r
return 0;\r
} \r
- \r
+\r
switch (ctmp) {\r
case '0' : numBlocks = 5*4; break;\r
case '1' : \r
\r
// open file\r
f = fopen(filename, "w+");\r
- \r
+\r
if ( !f ) {\r
PrintAndLog("Can't open file %s ", filename);\r
return 1;\r
char ctmp = param_getchar(Cmd, 1);\r
if (ctmp == 'w' || ctmp == 'W') wipeCard = 1;\r
\r
- PrintAndLog("--wipe card:%02x uid:%s", wipeCard, sprint_hex(uid, 4));\r
+ PrintAndLog("--wipe card:%s uid:%s", (wipeCard)?"YES":"NO", sprint_hex(uid, 4));\r
\r
res = mfCSetUID(uid, oldUid, wipeCard);\r
if (res) {\r
- PrintAndLog("Can't set UID. error=%d", res);\r
- return 1;\r
- }\r
+ PrintAndLog("Can't set UID. error=%d", res);\r
+ return 1;\r
+ }\r
\r
PrintAndLog("old UID:%s", sprint_hex(oldUid, 4));\r
PrintAndLog("new UID:%s", sprint_hex(uid, 4));\r
\r
int CmdHF14AMfCSetBlk(const char *Cmd)\r
{\r
- uint8_t uid[8];\r
- uint8_t memBlock[16];\r
+ uint8_t uid[8] = {0x00};\r
+ uint8_t memBlock[16] = {0x00};\r
uint8_t blockNo = 0;\r
int res;\r
- memset(memBlock, 0x00, sizeof(memBlock));\r
\r
if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {\r
PrintAndLog("Usage: hf mf csetblk <block number> <block data (32 hex symbols)>");\r
return 1;\r
}\r
\r
- PrintAndLog("UID:%s", sprint_hex(uid, 4));\r
return 0;\r
}\r
\r
uint8_t fillFromEmulator = 0;\r
int i, len, blockNum, flags;\r
\r
- // memset(filename, 0, sizeof(filename));\r
- // memset(buf, 0, sizeof(buf));\r
-\r
if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {\r
- PrintAndLog("It loads magic Chinese card (only works with!!!) from the file `filename.eml`");\r
+ PrintAndLog("It loads magic Chinese card from the file `filename.eml`");\r
PrintAndLog("or from emulator memory (option `e`)");\r
PrintAndLog("Usage: hf mf cload <file name w/o `.eml`>");\r
PrintAndLog(" or: hf mf cload e ");\r
blockNum = 0;\r
flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;\r
while(!feof(f)){\r
+ \r
memset(buf, 0, sizeof(buf));\r
+ \r
if (fgets(buf, sizeof(buf), f) == NULL) {\r
PrintAndLog("File reading error.");\r
return 2;\r
PrintAndLog("Loaded from file: %s", filename);\r
return 0;\r
}\r
+ return 0;\r
}\r
\r
int CmdHF14AMfCGetBlk(const char *Cmd) {\r
\r
\r
int CmdHF14AMfCGetSc(const char *Cmd) {\r
- uint8_t memBlock[16];\r
+ uint8_t memBlock[16] = {0x00};\r
uint8_t sectorNo = 0;\r
int i, res, flags;\r
- memset(memBlock, 0x00, sizeof(memBlock));\r
\r
if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {\r
PrintAndLog("Usage: hf mf cgetsc <sector number>");\r
\r
// open file\r
f = fopen(filename, "w+");\r
- \r
+\r
if (f == NULL) {\r
PrintAndLog("File not found or locked.");\r
return 1;\r
int res = 0;\r
int len = 0;\r
int blockLen = 0;\r
- int num = 0;\r
int pckNum = 0;\r
+ int num = 0;\r
uint8_t uid[7];\r
uint8_t uid_len;\r
- uint8_t atqa[2];\r
+ uint8_t atqa[2] = {0x00};\r
uint8_t sak;\r
bool isTag;\r
- uint8_t buf[3000];\r
- uint8_t * bufPtr = buf;\r
- memset(buf, 0x00, 3000);\r
+ uint8_t *buf = NULL;\r
+ uint16_t bufsize = 0;\r
+ uint8_t *bufPtr = NULL;\r
\r
- if (param_getchar(Cmd, 0) == 'h') {\r
+ char ctmp = param_getchar(Cmd, 0);\r
+ if ( ctmp == 'h' || ctmp == 'H' ) {\r
PrintAndLog("It continuously gets data from the field and saves it to: log, emulator, emulator file.");\r
PrintAndLog("You can specify:");\r
PrintAndLog(" l - save encrypted sequence to logfile `uid.log`");\r
} \r
\r
for (int i = 0; i < 4; i++) {\r
- char ctmp = param_getchar(Cmd, i);\r
+ ctmp = param_getchar(Cmd, i);\r
if (ctmp == 'l' || ctmp == 'L') wantLogToFile = true;\r
if (ctmp == 'd' || ctmp == 'D') wantDecrypt = true;\r
//if (ctmp == 'e' || ctmp == 'E') wantSaveToEml = true; TODO\r
break;\r
}\r
\r
- UsbCommand resp;\r
- if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) {\r
+ UsbCommand resp;\r
+ if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) {\r
res = resp.arg[0] & 0xff;\r
- len = resp.arg[1];\r
- num = resp.arg[2];\r
- \r
- if (res == 0) return 0;\r
- if (res == 1) {\r
- if (num ==0) {\r
+ uint16_t traceLen = resp.arg[1];\r
+ len = resp.arg[2];\r
+\r
+ if (res == 0) return 0; // we are done\r
+\r
+ if (res == 1) { // there is (more) data to be transferred\r
+ if (pckNum == 0) { // first packet, (re)allocate necessary buffer\r
+ if (traceLen > bufsize) {\r
+ uint8_t *p;\r
+ if (buf == NULL) { // not yet allocated\r
+ p = malloc(traceLen);\r
+ } else { // need more memory\r
+ p = realloc(buf, traceLen);\r
+ }\r
+ if (p == NULL) {\r
+ PrintAndLog("Cannot allocate memory for trace");\r
+ free(buf);\r
+ return 2;\r
+ }\r
+ buf = p;\r
+ }\r
bufPtr = buf;\r
- memset(buf, 0x00, 3000);\r
+ bufsize = traceLen;\r
+ memset(buf, 0x00, traceLen);\r
}\r
memcpy(bufPtr, resp.d.asBytes, len);\r
bufPtr += len;\r
pckNum++;\r
}\r
- if (res == 2) {\r
+\r
+ if (res == 2) { // received all data, start displaying\r
blockLen = bufPtr - buf;\r
bufPtr = buf;\r
printf(">\n");\r
PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum);\r
- num = 0;\r
while (bufPtr - buf < blockLen) {\r
- bufPtr += 6;\r
+ bufPtr += 6; // skip (void) timing information\r
len = *((uint16_t *)bufPtr);\r
-\r
if(len & 0x8000) {\r
isTag = true;\r
len &= 0x7fff;\r
}\r
bufPtr += 2;\r
if ((len == 14) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff) && (bufPtr[12] == 0xff) && (bufPtr[13] == 0xff)) {\r
- \r
memcpy(uid, bufPtr + 2, 7);\r
memcpy(atqa, bufPtr + 2 + 7, 2);\r
uid_len = (atqa[0] & 0xC0) == 0x40 ? 7 : 4;\r
sak = bufPtr[11];\r
- \r
PrintAndLog("tag select uid:%s atqa:0x%02x%02x sak:0x%02x", \r
sprint_hex(uid + (7 - uid_len), uid_len),\r
atqa[1], \r
AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len);\r
if (wantDecrypt) \r
mfTraceDecode(bufPtr, len, wantSaveToEmlFile);\r
+ num++; \r
}\r
bufPtr += len;\r
- bufPtr += ((len-1)/8+1); // ignore parity\r
- num++;\r
+ bufPtr += ((len-1)/8+1); // ignore parity\r
}\r
+ pckNum = 0;\r
}\r
} // resp not NULL\r
} // while (true)\r
- \r
+\r
+ free(buf);\r
return 0;\r
}\r
\r
-// Tries to identify cardsize.\r
-// Returns <num> where num is:\r
-// -1 unidentified\r
-// 0 - MINI (320bytes)\r
-// 1 - 1K\r
-// 2 - 2K\r
-// 4 - 4K\r
-int GetCardSize()\r
-{\r
- UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}};\r
- SendCommand(&c);\r
-\r
- UsbCommand resp;\r
- WaitForResponse(CMD_ACK,&resp);\r
-\r
- if(resp.arg[0] == 0) {\r
- PrintAndLog("iso14443a card select failed");\r
- return -1;\r
- }\r
- \r
- iso14a_card_select_t *card = (iso14a_card_select_t *)resp.d.asBytes;\r
-\r
- PrintAndLog("Trying to detect card size.");\r
- \r
- uint16_t atqa = 0;\r
- uint8_t sak = 0;\r
- atqa = (card->atqa[1] & 0xff) << 8;\r
- atqa += card->atqa[0] & 0xff;\r
- sak = card->sak;\r
- \r
- // https://code.google.com/p/libnfc/source/browse/libnfc/target-subr.c\r
- \r
- PrintAndLog("found ATAQ: %04X SAK: %02X", atqa, sak);\r
- \r
- \r
- // NXP MIFARE Mini 0.3k\r
- if ( ( (atqa & 0xff0f) == 0x0004) && (sak == 0x09) ) return 0;\r
- \r
- // MIFARE Classic 1K\r
- if ( ((atqa & 0xff0f) == 0x0004) && (sak == 0x08) ) return 1;\r
- \r
- // MIFARE Classik 4K\r
- if ( ((atqa & 0xff0f) == 0x0002) && (sak == 0x18) ) return 4;\r
- \r
- // SmartMX with MIFARE 1K emulation \r
- if ( ((atqa & 0xf0ff) == 0x0004) ) return 1;\r
-\r
- // SmartMX with MIFARE 4K emulation \r
- if ( ((atqa & 0xf0ff) == 0x0002) ) return 4; \r
- \r
- // Infineon MIFARE CLASSIC 1K\r
- if ( ((atqa & 0xffff) == 0x0004) && (sak == 0x88) ) return 1;\r
- \r
- // MFC 4K emulated by Nokia 6212 Classic\r
- if ( ((atqa & 0xffff) == 0x0002) && (sak == 0x38) ) return 4;\r
-\r
- // MFC 4K emulated by Nokia 6131 NFC\r
- if ( ((atqa & 0xffff) == 0x0008) && (sak == 0x38) ) return 4;\r
-\r
- \r
- //PrintAndLog("BEFOOO 1K %02X", (atqa & 0xff0f));\r
- \r
- // MIFARE Plus (4 Byte UID or 4 Byte RID)\r
- // MIFARE Plus (7 Byte UID)\r
- if (\r
- ((atqa & 0xffff) == 0x0002) |\r
- ((atqa & 0xffff) == 0x0004) |\r
- ((atqa & 0xffff) == 0x0042) | \r
- ((atqa & 0xffff) == 0x0044) \r
- )\r
- {\r
- switch(sak){\r
- case 0x08:\r
- case 0x10: {\r
- //case 0x20:\r
- PrintAndLog("2");\r
- return 2;\r
- break;\r
- }\r
- case 0x11:\r
- case 0x18:{\r
- //case 0x20:\r
- PrintAndLog("4");\r
- return 4;\r
- break;\r
- }\r
- }\r
- }\r
- \r
- return -1;\r
-}\r
\r
static command_t CommandTable[] =\r
{\r
//-----------------------------------------------------------------------------
// High frequency MIFARE ULTRALIGHT (C) commands
//-----------------------------------------------------------------------------
-#include <openssl/des.h>
+//#include <openssl/des.h>
+#include "loclass/des.h"
#include "cmdhfmfu.h"
#include "cmdhfmf.h"
#include "cmdhf14a.h"
#define MAX_ULTRA_BLOCKS 0x0f
#define MAX_ULTRAC_BLOCKS 0x2f
//#define MAX_ULTRAC_BLOCKS 0x2c
-uint8_t key1_blnk_data[16] = { 0x00 };
-uint8_t key2_defa_data[16] = { 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f };
-uint8_t key3_3des_data[16] = { 0x49,0x45,0x4D,0x4B,0x41,0x45,0x52,0x42,0x21,0x4E,0x41,0x43,0x55,0x4F,0x59,0x46 };
-uint8_t key4_nfc_data[16] = { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 };
-uint8_t key5_ones_data[16] = { 0x01 };
+
static int CmdHelp(const char *Cmd);
int CmdHF14AMfUInfo(const char *Cmd){
- uint8_t datatemp[7] = {0x00};
- uint8_t isOK = 0;
- uint8_t *data = NULL;
+ uint8_t datatemp[7] = {0x00};
+ uint8_t isOK = 0;
+ uint8_t *data = NULL;
- UsbCommand c = {CMD_MIFAREU_READCARD, {0, 4}};
- SendCommand(&c);
- UsbCommand resp;
+ UsbCommand c = {CMD_MIFAREU_READCARD, {0, 4}};
+ SendCommand(&c);
+ UsbCommand resp;
- if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
- isOK = resp.arg[0] & 0xff;
- data = resp.d.asBytes;
+ if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
+ isOK = resp.arg[0] & 0xff;
+ data = resp.d.asBytes;
- if (!isOK) {
+ if (!isOK) {
PrintAndLog("Error reading from tag");
return -1;
}
// Mifare Ultralight Write Single Block
//
int CmdHF14AMfUWrBl(const char *Cmd){
- uint8_t blockNo = -1;
- bool chinese_card = FALSE;
- uint8_t bldata[16] = {0x00};
- UsbCommand resp;
+ uint8_t blockNo = -1;
+ bool chinese_card = FALSE;
+ uint8_t bldata[16] = {0x00};
+ UsbCommand resp;
- char cmdp = param_getchar(Cmd, 0);
+ char cmdp = param_getchar(Cmd, 0);
if (strlen(Cmd) < 3 || cmdp == 'h' || cmdp == 'H') {
- PrintAndLog("Usage: hf mfu wrbl <block number> <block data (8 hex symbols)> [w]");
+ PrintAndLog("Usage: hf mfu wrbl <block number> <block data (8 hex symbols)> [w]");
PrintAndLog(" [block number]");
PrintAndLog(" [block data] - (8 hex symbols)");
PrintAndLog(" [w] - Chinese magic ultralight tag");
PrintAndLog("");
- PrintAndLog(" sample: hf mfu wrbl 0 01020304");
+ PrintAndLog(" sample: hf mfu wrbl 0 01020304");
PrintAndLog("");
- return 0;
- }
-
+ return 0;
+ }
+
blockNo = param_get8(Cmd, 0);
- if (blockNo > MAX_ULTRA_BLOCKS){
- PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!");
- return 1;
- }
+ if (blockNo > MAX_ULTRA_BLOCKS){
+ PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!");
+ return 1;
+ }
- if (param_gethex(Cmd, 1, bldata, 8)) {
- PrintAndLog("Block data must include 8 HEX symbols");
- return 1;
- }
+ if (param_gethex(Cmd, 1, bldata, 8)) {
+ PrintAndLog("Block data must include 8 HEX symbols");
+ return 1;
+ }
- if (strchr(Cmd,'w') != 0 || strchr(Cmd,'W') != 0 ) {
- chinese_card = TRUE;
- }
+ if (strchr(Cmd,'w') != 0 || strchr(Cmd,'W') != 0 ) {
+ chinese_card = TRUE;
+ }
- if ( blockNo <= 3) {
+ if ( blockNo <= 3) {
if (!chinese_card){
PrintAndLog("Access Denied");
} else {
}
}
} else {
- PrintAndLog("--block no:%02x", blockNo);
- PrintAndLog("--data: %s", sprint_hex(bldata, 4));
- UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}};
+ PrintAndLog("--block no:%02x", blockNo);
+ PrintAndLog("--data: %s", sprint_hex(bldata, 4));
+ UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}};
memcpy(e.d.asBytes,bldata, 4);
SendCommand(&e);
- if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
- uint8_t isOK = resp.arg[0] & 0xff;
- PrintAndLog("isOk:%02x", isOK);
- } else {
- PrintAndLog("Command execute timeout");
- }
- }
- return 0;
+ if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
+ uint8_t isOK = resp.arg[0] & 0xff;
+ PrintAndLog("isOk:%02x", isOK);
+ } else {
+ PrintAndLog("Command execute timeout");
+ }
+ }
+ return 0;
}
//
//
int CmdHF14AMfURdBl(const char *Cmd){
- uint8_t blockNo = -1;
+ uint8_t blockNo = -1;
- char cmdp = param_getchar(Cmd, 0);
+ char cmdp = param_getchar(Cmd, 0);
if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {
- PrintAndLog("Usage: hf mfu rdbl <block number>");
- PrintAndLog(" sample: hfu mfu rdbl 0");
- return 0;
- }
-
- blockNo = param_get8(Cmd, 0);
-
- if (blockNo > MAX_ULTRA_BLOCKS){
- PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!");
- return 1;
- }
-
- PrintAndLog("--block no:0x%02X (%d)", (int)blockNo, blockNo);
- UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
- SendCommand(&c);
-
- UsbCommand resp;
- if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
- uint8_t isOK = resp.arg[0] & 0xff;
- uint8_t * data = resp.d.asBytes;
+ PrintAndLog("Usage: hf mfu rdbl <block number>");
+ PrintAndLog(" sample: hfu mfu rdbl 0");
+ return 0;
+ }
+
+ blockNo = param_get8(Cmd, 0);
+
+ if (blockNo > MAX_ULTRA_BLOCKS){
+ PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!");
+ return 1;
+ }
+
+ PrintAndLog("--block no:0x%02X (%d)", (int)blockNo, blockNo);
+ UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
+ SendCommand(&c);
+
+ UsbCommand resp;
+ if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
+ uint8_t isOK = resp.arg[0] & 0xff;
+ uint8_t * data = resp.d.asBytes;
PrintAndLog("isOk: %02x", isOK);
- if (isOK)
- PrintAndLog("Data: %s", sprint_hex(data, 4));
+ if (isOK)
+ PrintAndLog("Data: %s", sprint_hex(data, 4));
} else {
- PrintAndLog("Command execute timeout");
- }
- return 0;
+ PrintAndLog("Command execute timeout");
+ }
+ return 0;
}
//
//
int CmdHF14AMfUDump(const char *Cmd){
- FILE *fout;
+ FILE *fout;
char filename[FILE_PATH_SIZE] = {0x00};
char * fnameptr = filename;
- uint8_t *lockbytes_t = NULL;
- uint8_t lockbytes[2] = {0x00};
+ uint8_t *lockbytes_t = NULL;
+ uint8_t lockbytes[2] = {0x00};
- uint8_t *lockbytes_t2 = NULL;
- uint8_t lockbytes2[2] = {0x00};
+ uint8_t *lockbytes_t2 = NULL;
+ uint8_t lockbytes2[2] = {0x00};
- bool bit[16] = {0x00};
+ bool bit[16] = {0x00};
bool bit2[16] = {0x00};
- int i;
- uint8_t BlockNo = 0;
- int Pages = 16;
+ int i;
+ uint8_t BlockNo = 0;
+ int Pages = 16;
bool tmplockbit = false;
- uint8_t isOK = 0;
- uint8_t *data = NULL;
+ uint8_t isOK = 0;
+ uint8_t *data = NULL;
- char cmdp = param_getchar(Cmd, 0);
+ char cmdp = param_getchar(Cmd, 0);
if (cmdp == 'h' || cmdp == 'H') {
PrintAndLog("Reads all pages from Mifare Ultralight or Ultralight-C tag.");
Pages = (cmdp == 'c' || cmdp == 'C') ? 44 : 16;
PrintAndLog("Dumping Ultralight%s Card Data...", (Pages ==16)?"":"-C");
-
- UsbCommand c = {CMD_MIFAREU_READCARD, {BlockNo,Pages}};
- SendCommand(&c);
- UsbCommand resp;
+
+ UsbCommand c = {CMD_MIFAREU_READCARD, {BlockNo,Pages}};
+ SendCommand(&c);
+ UsbCommand resp;
- if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
+ if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
isOK = resp.arg[0] & 0xff;
- if (!isOK) {
+ if (!isOK) {
PrintAndLog("Command error");
return 0;
}
PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4));
continue;
}
-
+
switch(i){
case 3: tmplockbit = bit[4]; break;
case 4: tmplockbit = bit[3]; break;
else
len = param_getstr(Cmd,1,filename);
- if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
+ if (len > FILE_PATH_SIZE-5) len = FILE_PATH_SIZE-5;
// user supplied filename?
if (len < 1) {
// UID = data 0-1-2 4-5-6-7 (skips a beat)
- sprintf(fnameptr, "%02X", data[0]);
- fnameptr += 2;
- sprintf(fnameptr, "%02X", data[1]);
- fnameptr += 2;
- sprintf(fnameptr, "%02X", data[2]);
- fnameptr += 2;
- sprintf(fnameptr, "%02X", data[4]);
- fnameptr += 2;
- sprintf(fnameptr, "%02X", data[5]);
- fnameptr += 2;
- sprintf(fnameptr, "%02X", data[6]);
- fnameptr += 2;
- sprintf(fnameptr, "%02X", data[7]);
- fnameptr += 2;
+ sprintf(fnameptr,"%02X%02X%02X%02X%02X%02X%02X.bin",
+ data[0],data[1], data[2], data[4],data[5],data[6], data[7]);
} else {
- fnameptr += len;
+ sprintf(fnameptr + len," .bin");
}
- // add file extension
- sprintf(fnameptr, ".bin");
if ((fout = fopen(filename,"wb")) == NULL) {
PrintAndLog("Could not create file name %s", filename);
fclose(fout);
PrintAndLog("Dumped %d pages, wrote %d bytes to %s", Pages, Pages*4, filename);
- return 0;
+ return 0;
}
// Needed to Authenticate to Ultralight C tags
void rol (uint8_t *data, const size_t len){
- uint8_t first = data[0];
- for (size_t i = 0; i < len-1; i++) {
- data[i] = data[i+1];
- }
- data[len-1] = first;
+ uint8_t first = data[0];
+ for (size_t i = 0; i < len-1; i++) {
+ data[i] = data[i+1];
+ }
+ data[len-1] = first;
}
//-------------------------------------------------------------------------------
// Ultralight C Authentication Demo {currently uses hard-coded key}
//
int CmdHF14AMfucAuth(const char *Cmd){
-
- uint8_t blockNo = 0, keyNo = 0;
- uint8_t e_RndB[8] = {0x00};
- uint32_t cuid = 0;
- unsigned char RndARndB[16] = {0x00};
- uint8_t key[16] = {0x00};
- DES_cblock RndA, RndB;
- DES_cblock iv;
- DES_key_schedule ks1,ks2;
- DES_cblock key1,key2;
+
+ uint8_t default_keys[5][16] = {
+ { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 },// 3des std key
+ { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },// all zeroes
+ { 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f },// 0x00-0x0F
+ { 0x49,0x45,0x4D,0x4B,0x41,0x45,0x52,0x42,0x21,0x4E,0x41,0x43,0x55,0x4F,0x59,0x46 },// NFC-key
+ { 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01 } // all ones
+ };
char cmdp = param_getchar(Cmd, 0);
- //
- memset(iv, 0, 8);
-
- if (cmdp == 'h' || cmdp == 'H') {
- PrintAndLog("Usage: hf mfu cauth k <key number>");
- PrintAndLog(" 1 = all zeros key");
- PrintAndLog(" 2 = 0x00-0x0F key");
- PrintAndLog(" 3 = nfc key");
- PrintAndLog(" 4 = all ones key");
- PrintAndLog(" defaults to 3DES standard key");
- PrintAndLog(" sample : hf mfu cauth k");
+
+ uint8_t keyNo = 0;
+ bool errors = false;
+ //Change key to user defined one
+ if (cmdp == 'k' || cmdp == 'K'){
+ keyNo = param_get8(Cmd, 1);
+ if(keyNo >= 4) errors = true;
+ }
+
+ if (cmdp == 'h' || cmdp == 'H') {
+ errors = true;
+ }
+
+ if (errors) {
+ PrintAndLog("Usage: hf mfu cauth k <key number>");
+ PrintAndLog(" 0 (default): 3DES standard key");
+ PrintAndLog(" 1 : all zeros key");
+ PrintAndLog(" 2 : 0x00-0x0F key");
+ PrintAndLog(" 3 : nfc key");
+ PrintAndLog(" 4 : all ones key");
+ PrintAndLog(" sample : hf mfu cauth k");
PrintAndLog(" : hf mfu cauth k 3");
- return 0;
- }
-
- //Change key to user defined one
- if (cmdp == 'k' || cmdp == 'K'){
+ return 0;
+ }
+
+ uint8_t random_a[8] = { 1,1,1,1,1,1,1,1 };
+ //uint8_t enc_random_a[8] = { 0 };
+ uint8_t random_b[8] = { 0 };
+ uint8_t enc_random_b[8] = { 0 };
+ uint8_t random_a_and_b[16] = { 0 };
+ des3_context ctx = { 0 };
+ uint8_t *key = default_keys[keyNo];
+ uint8_t blockNo = 0;
+ uint32_t cuid = 0;
- keyNo = param_get8(Cmd, 1);
-
- switch(keyNo){
- case 0:
- memcpy(key,key1_blnk_data,16);
- break;
- case 1:
- memcpy(key,key2_defa_data,16);
- break;
- case 2:
- memcpy(key,key4_nfc_data,16);
- break;
- case 3:
- memcpy(key,key5_ones_data,16);
- break;
- default:
- memcpy(key,key3_3des_data,16);
- break;
- }
- } else {
- memcpy(key,key3_3des_data,16);
- }
-
- memcpy(key1,key,8);
- memcpy(key2,key+8,8);
- DES_set_key((DES_cblock *)key1,&ks1);
- DES_set_key((DES_cblock *)key2,&ks2);
-
//Auth1
UsbCommand c = {CMD_MIFAREUC_AUTH1, {blockNo}};
SendCommand(&c);
if (isOK){
PrintAndLog("enc(RndB):%s", sprint_hex(data+1, 8));
- memcpy(e_RndB,data+1,8);
+ memcpy(enc_random_b,data+1,8);
} else {
+ PrintAndLog("Auth failed");
return 2; // auth failed.
}
} else {
PrintAndLog("Command execute timeout");
return 1;
}
-
- //Do crypto magic
- DES_random_key(&RndA);
- DES_ede2_cbc_encrypt(e_RndB,RndB,sizeof(e_RndB),&ks1,&ks2,&iv,0);
- PrintAndLog(" RndB:%s",sprint_hex(RndB, 8));
- PrintAndLog(" RndA:%s",sprint_hex(RndA, 8));
- rol(RndB,8);
- memcpy(RndARndB,RndA,8);
- memcpy(RndARndB+8,RndB,8);
- PrintAndLog(" RA+B:%s",sprint_hex(RndARndB, 16));
- DES_ede2_cbc_encrypt(RndARndB,RndARndB,sizeof(RndARndB),&ks1,&ks2,&e_RndB,1);
- PrintAndLog("enc(RA+B):%s",sprint_hex(RndARndB, 16));
-
- //Auth2
- UsbCommand d = {CMD_MIFAREUC_AUTH2, {cuid}};
- memcpy(d.d.asBytes,RndARndB, 16);
- SendCommand(&d);
+
+ uint8_t iv[8] = { 0 };
+ // Do we need random ? Right now we use all ones, is that random enough ?
+// DES_random_key(&RndA);
+
+ PrintAndLog(" RndA :%s",sprint_hex(random_a, 8));
+ PrintAndLog(" e_RndB:%s",sprint_hex(enc_random_b, 8));
+
+ des3_set2key_dec(&ctx, key);
+
+ des3_crypt_cbc(&ctx // des3_context *ctx
+ , DES_DECRYPT // int mode
+ , sizeof(random_b) // size_t length
+ , iv // unsigned char iv[8]
+ , enc_random_b // const unsigned char *input
+ , random_b // unsigned char *output
+ );
+
+ PrintAndLog(" RndB:%s",sprint_hex(random_b, 8));
+
+ rol(random_b,8);
+ memcpy(random_a_and_b ,random_a,8);
+ memcpy(random_a_and_b+8,random_b,8);
+
+ PrintAndLog(" RA+B:%s",sprint_hex(random_a_and_b, 16));
+
+ des3_set2key_enc(&ctx, key);
+
+ des3_crypt_cbc(&ctx // des3_context *ctx
+ , DES_ENCRYPT // int mode
+ , sizeof(random_a_and_b) // size_t length
+ , enc_random_b // unsigned char iv[8]
+ , random_a_and_b // const unsigned char *input
+ , random_a_and_b // unsigned char *output
+ );
+
+ PrintAndLog("enc(RA+B):%s",sprint_hex(random_a_and_b, 16));
+
+ //Auth2
+ UsbCommand d = {CMD_MIFAREUC_AUTH2, {cuid}};
+ memcpy(d.d.asBytes,random_a_and_b, 16);
+ SendCommand(&d);
UsbCommand respb;
if (WaitForResponseTimeout(CMD_ACK,&respb,1500)) {
PrintAndLog("Command execute timeout");
return 1;
}
- return 0;
+ return 0;
}
+/**
+A test function to validate that the polarssl-function works the same
+was as the openssl-implementation.
+Commented out, since it requires openssl
+
+int CmdTestDES(const char * cmd)
+{
+ uint8_t key[16] = {0x00};
+
+ memcpy(key,key3_3des_data,16);
+ DES_cblock RndA, RndB;
+
+ PrintAndLog("----------OpenSSL DES implementation----------");
+ {
+ uint8_t e_RndB[8] = {0x00};
+ unsigned char RndARndB[16] = {0x00};
+
+ DES_cblock iv = { 0 };
+ DES_key_schedule ks1,ks2;
+ DES_cblock key1,key2;
+
+ memcpy(key,key3_3des_data,16);
+ memcpy(key1,key,8);
+ memcpy(key2,key+8,8);
+
+
+ DES_set_key((DES_cblock *)key1,&ks1);
+ DES_set_key((DES_cblock *)key2,&ks2);
+
+ DES_random_key(&RndA);
+ PrintAndLog(" RndA:%s",sprint_hex(RndA, 8));
+ PrintAndLog(" e_RndB:%s",sprint_hex(e_RndB, 8));
+ //void DES_ede2_cbc_encrypt(const unsigned char *input,
+ // unsigned char *output, long length, DES_key_schedule *ks1,
+ // DES_key_schedule *ks2, DES_cblock *ivec, int enc);
+ DES_ede2_cbc_encrypt(e_RndB,RndB,sizeof(e_RndB),&ks1,&ks2,&iv,0);
+
+ PrintAndLog(" RndB:%s",sprint_hex(RndB, 8));
+ rol(RndB,8);
+ memcpy(RndARndB,RndA,8);
+ memcpy(RndARndB+8,RndB,8);
+ PrintAndLog(" RA+B:%s",sprint_hex(RndARndB, 16));
+ DES_ede2_cbc_encrypt(RndARndB,RndARndB,sizeof(RndARndB),&ks1,&ks2,&e_RndB,1);
+ PrintAndLog("enc(RA+B):%s",sprint_hex(RndARndB, 16));
+
+ }
+ PrintAndLog("----------PolarSSL implementation----------");
+ {
+ uint8_t random_a[8] = { 0 };
+ uint8_t enc_random_a[8] = { 0 };
+ uint8_t random_b[8] = { 0 };
+ uint8_t enc_random_b[8] = { 0 };
+ uint8_t random_a_and_b[16] = { 0 };
+ des3_context ctx = { 0 };
+
+ memcpy(random_a, RndA,8);
+
+ uint8_t output[8] = { 0 };
+ uint8_t iv[8] = { 0 };
+
+ PrintAndLog(" RndA :%s",sprint_hex(random_a, 8));
+ PrintAndLog(" e_RndB:%s",sprint_hex(enc_random_b, 8));
+
+ des3_set2key_dec(&ctx, key);
+
+ des3_crypt_cbc(&ctx // des3_context *ctx
+ , DES_DECRYPT // int mode
+ , sizeof(random_b) // size_t length
+ , iv // unsigned char iv[8]
+ , enc_random_b // const unsigned char *input
+ , random_b // unsigned char *output
+ );
+
+ PrintAndLog(" RndB:%s",sprint_hex(random_b, 8));
+
+ rol(random_b,8);
+ memcpy(random_a_and_b ,random_a,8);
+ memcpy(random_a_and_b+8,random_b,8);
+
+ PrintAndLog(" RA+B:%s",sprint_hex(random_a_and_b, 16));
+
+ des3_set2key_enc(&ctx, key);
+ des3_crypt_cbc(&ctx // des3_context *ctx
+ , DES_ENCRYPT // int mode
+ , sizeof(random_a_and_b) // size_t length
+ , enc_random_b // unsigned char iv[8]
+ , random_a_and_b // const unsigned char *input
+ , random_a_and_b // unsigned char *output
+ );
+
+ PrintAndLog("enc(RA+B):%s",sprint_hex(random_a_and_b, 16));
+ }
+ return 0;
+}
+**/
//
// Ultralight C Read Single Block
//
int CmdHF14AMfUCRdBl(const char *Cmd)
{
- uint8_t blockNo = -1;
- char cmdp = param_getchar(Cmd, 0);
+ uint8_t blockNo = -1;
+ char cmdp = param_getchar(Cmd, 0);
if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {
- PrintAndLog("Usage: hf mfu crdbl <block number>");
- PrintAndLog(" sample: hf mfu crdbl 0");
- return 0;
- }
-
- blockNo = param_get8(Cmd, 0);
+ PrintAndLog("Usage: hf mfu crdbl <block number>");
+ PrintAndLog(" sample: hf mfu crdbl 0");
+ return 0;
+ }
+
+ blockNo = param_get8(Cmd, 0);
if (blockNo < 0) {
PrintAndLog("Wrong block number");
return 1;
}
- if (blockNo > MAX_ULTRAC_BLOCKS ){
- PrintAndLog("Error: Maximum number of readable blocks is 47 for Ultralight-C Cards!");
- return 1;
- }
+ if (blockNo > MAX_ULTRAC_BLOCKS ){
+ PrintAndLog("Error: Maximum number of readable blocks is 47 for Ultralight-C Cards!");
+ return 1;
+ }
- PrintAndLog("--block no: 0x%02X (%d)", (int)blockNo, blockNo);
-
- //Read Block
- UsbCommand e = {CMD_MIFAREU_READBL, {blockNo}};
- SendCommand(&e);
- UsbCommand resp_c;
- if (WaitForResponseTimeout(CMD_ACK,&resp_c,1500)) {
- uint8_t isOK = resp_c.arg[0] & 0xff;
- uint8_t *data = resp_c.d.asBytes;
+ PrintAndLog("--block no: 0x%02X (%d)", (int)blockNo, blockNo);
+
+ //Read Block
+ UsbCommand e = {CMD_MIFAREU_READBL, {blockNo}};
+ SendCommand(&e);
+ UsbCommand resp_c;
+ if (WaitForResponseTimeout(CMD_ACK,&resp_c,1500)) {
+ uint8_t isOK = resp_c.arg[0] & 0xff;
+ uint8_t *data = resp_c.d.asBytes;
PrintAndLog("isOk: %02x", isOK);
- if (isOK)
- PrintAndLog("Data: %s", sprint_hex(data, 4));
+ if (isOK)
+ PrintAndLog("Data: %s", sprint_hex(data, 4));
} else {
PrintAndLog("Command execute timeout");
}
- return 0;
+ return 0;
}
//
// Mifare Ultralight C Write Single Block
//
int CmdHF14AMfUCWrBl(const char *Cmd){
-
- uint8_t blockNo = -1;
- bool chinese_card = FALSE;
- uint8_t bldata[16] = {0x00};
- UsbCommand resp;
+
+ uint8_t blockNo = -1;
+ bool chinese_card = FALSE;
+ uint8_t bldata[16] = {0x00};
+ UsbCommand resp;
- char cmdp = param_getchar(Cmd, 0);
+ char cmdp = param_getchar(Cmd, 0);
if (strlen(Cmd) < 3 || cmdp == 'h' || cmdp == 'H') {
- PrintAndLog("Usage: hf mfu cwrbl <block number> <block data (8 hex symbols)> [w]");
+ PrintAndLog("Usage: hf mfu cwrbl <block number> <block data (8 hex symbols)> [w]");
PrintAndLog(" [block number]");
PrintAndLog(" [block data] - (8 hex symbols)");
PrintAndLog(" [w] - Chinese magic ultralight tag");
PrintAndLog("");
- PrintAndLog(" sample: hf mfu cwrbl 0 01020304");
+ PrintAndLog(" sample: hf mfu cwrbl 0 01020304");
PrintAndLog("");
- return 0;
- }
+ return 0;
+ }
- blockNo = param_get8(Cmd, 0);
- if (blockNo > MAX_ULTRAC_BLOCKS ){
- PrintAndLog("Error: Maximum number of blocks is 47 for Ultralight-C Cards!");
- return 1;
- }
+ blockNo = param_get8(Cmd, 0);
+ if (blockNo > MAX_ULTRAC_BLOCKS ){
+ PrintAndLog("Error: Maximum number of blocks is 47 for Ultralight-C Cards!");
+ return 1;
+ }
- if (param_gethex(Cmd, 1, bldata, 8)) {
- PrintAndLog("Block data must include 8 HEX symbols");
- return 1;
- }
+ if (param_gethex(Cmd, 1, bldata, 8)) {
+ PrintAndLog("Block data must include 8 HEX symbols");
+ return 1;
+ }
- if (strchr(Cmd,'w') != 0 || strchr(Cmd,'W') != 0 ) {
- chinese_card = TRUE;
- }
+ if (strchr(Cmd,'w') != 0 || strchr(Cmd,'W') != 0 ) {
+ chinese_card = TRUE;
+ }
if ( blockNo <= 3 ) {
if (!chinese_card){
}
}
} else {
- PrintAndLog("--Block no : 0x%02x", blockNo);
- PrintAndLog("--Data: %s", sprint_hex(bldata, 4));
- UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}};
- memcpy(e.d.asBytes,bldata, 4);
- SendCommand(&e);
- if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
- uint8_t isOK = resp.arg[0] & 0xff;
- PrintAndLog("isOk : %02x", isOK);
- } else {
- PrintAndLog("Command execute timeout");
- }
+ PrintAndLog("--Block no : 0x%02x", blockNo);
+ PrintAndLog("--Data: %s", sprint_hex(bldata, 4));
+ UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}};
+ memcpy(e.d.asBytes,bldata, 4);
+ SendCommand(&e);
+ if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
+ uint8_t isOK = resp.arg[0] & 0xff;
+ PrintAndLog("isOk : %02x", isOK);
+ } else {
+ PrintAndLog("Command execute timeout");
+ }
}
return 0;
}
//------------------------------------
static command_t CommandTable[] =
{
- {"help", CmdHelp, 1,"This help"},
- {"dbg", CmdHF14AMfDbg, 0,"Set default debug mode"},
+ {"help", CmdHelp, 1,"This help"},
+ {"dbg", CmdHF14AMfDbg, 0,"Set default debug mode"},
{"info", CmdHF14AMfUInfo, 0,"Taginfo"},
{"dump", CmdHF14AMfUDump, 0,"Dump MIFARE Ultralight / Ultralight-C tag to binary file"},
- {"rdbl", CmdHF14AMfURdBl, 0,"Read block - MIFARE Ultralight"},
- {"wrbl", CmdHF14AMfUWrBl, 0,"Write block - MIFARE Ultralight"},
- {"crdbl", CmdHF14AMfUCRdBl, 0,"Read block - MIFARE Ultralight C"},
- {"cwrbl", CmdHF14AMfUCWrBl, 0,"Write MIFARE Ultralight C block"},
+ {"rdbl", CmdHF14AMfURdBl, 0,"Read block - MIFARE Ultralight"},
+ {"wrbl", CmdHF14AMfUWrBl, 0,"Write block - MIFARE Ultralight"},
+ {"crdbl", CmdHF14AMfUCRdBl, 0,"Read block - MIFARE Ultralight C"},
+ {"cwrbl", CmdHF14AMfUCWrBl, 0,"Write MIFARE Ultralight C block"},
{"cauth", CmdHF14AMfucAuth, 0,"try a Ultralight C Authentication"},
- {NULL, NULL, 0, NULL}
+ //{"testdes", CmdTestDES , 1, "Test DES"},
+ {NULL, NULL, 0, NULL}
};
int CmdHFMFUltra(const char *Cmd){
- WaitForResponseTimeout(CMD_ACK,NULL,100);
- CmdsParse(CommandTable, Cmd);
- return 0;
+ WaitForResponseTimeout(CMD_ACK,NULL,100);
+ CmdsParse(CommandTable, Cmd);
+ return 0;
}
int CmdHelp(const char *Cmd){
- CmdsHelp(CommandTable);
- return 0;
+ CmdsHelp(CommandTable);
+ return 0;
}
\ No newline at end of file
#include "cmdparser.h"
#include "cmdmain.h"
#include "cmddata.h"
+#include "util.h"
#include "cmdlf.h"
-#include "cmdlfawid26.h"
#include "cmdlfhid.h"
#include "cmdlfti.h"
#include "cmdlfem4x.h"
int CmdFlexdemod(const char *Cmd)
{
- int i;
- for (i = 0; i < GraphTraceLen; ++i) {
- if (GraphBuffer[i] < 0) {
- GraphBuffer[i] = -1;
- } else {
- GraphBuffer[i] = 1;
- }
- }
+ int i;
+ for (i = 0; i < GraphTraceLen; ++i) {
+ if (GraphBuffer[i] < 0) {
+ GraphBuffer[i] = -1;
+ } else {
+ GraphBuffer[i] = 1;
+ }
+ }
- #define LONG_WAIT 100
- int start;
- for (start = 0; start < GraphTraceLen - LONG_WAIT; start++) {
- int first = GraphBuffer[start];
- for (i = start; i < start + LONG_WAIT; i++) {
- if (GraphBuffer[i] != first) {
- break;
- }
- }
- if (i == (start + LONG_WAIT)) {
- break;
- }
- }
- if (start == GraphTraceLen - LONG_WAIT) {
- //PrintAndLog("nothing to wait for");
- return 0;
- }
+#define LONG_WAIT 100
+ int start;
+ for (start = 0; start < GraphTraceLen - LONG_WAIT; start++) {
+ int first = GraphBuffer[start];
+ for (i = start; i < start + LONG_WAIT; i++) {
+ if (GraphBuffer[i] != first) {
+ break;
+ }
+ }
+ if (i == (start + LONG_WAIT)) {
+ break;
+ }
+ }
+ if (start == GraphTraceLen - LONG_WAIT) {
+ PrintAndLog("nothing to wait for");
+ return 0;
+ }
- GraphBuffer[start] = 2;
- GraphBuffer[start+1] = -2;
+ GraphBuffer[start] = 2;
+ GraphBuffer[start+1] = -2;
uint8_t bits[64] = {0x00};
int bit, sum;
- i = start;
- for (bit = 0; bit < 64; bit++) {
+ i = start;
+ for (bit = 0; bit < 64; bit++) {
sum = 0;
for (int j = 0; j < 16; j++) {
- sum += GraphBuffer[i++];
- }
+ sum += GraphBuffer[i++];
+ }
bits[bit] = (sum > 0) ? 1 : 0;
- PrintAndLog("bit %d sum %d", bit, sum);
- }
+ PrintAndLog("bit %d sum %d", bit, sum);
+ }
- for (bit = 0; bit < 64; bit++) {
- int j;
- int sum = 0;
- for (j = 0; j < 16; j++) {
- sum += GraphBuffer[i++];
- }
- if (sum > 0 && bits[bit] != 1) {
- PrintAndLog("oops1 at %d", bit);
- }
- if (sum < 0 && bits[bit] != 0) {
- PrintAndLog("oops2 at %d", bit);
- }
- }
+ for (bit = 0; bit < 64; bit++) {
+ int j;
+ int sum = 0;
+ for (j = 0; j < 16; j++) {
+ sum += GraphBuffer[i++];
+ }
+ if (sum > 0 && bits[bit] != 1) {
+ PrintAndLog("oops1 at %d", bit);
+ }
+ if (sum < 0 && bits[bit] != 0) {
+ PrintAndLog("oops2 at %d", bit);
+ }
+ }
// HACK writing back to graphbuffer.
- GraphTraceLen = 32*64;
- i = 0;
- int phase = 0;
- for (bit = 0; bit < 64; bit++) {
+ GraphTraceLen = 32*64;
+ i = 0;
+ int phase = 0;
+ for (bit = 0; bit < 64; bit++) {
phase = (bits[bit] == 0) ? 0 : 1;
- int j;
- for (j = 0; j < 32; j++) {
- GraphBuffer[i++] = phase;
- phase = !phase;
- }
- }
+ int j;
+ for (j = 0; j < 32; j++) {
+ GraphBuffer[i++] = phase;
+ phase = !phase;
+ }
+ }
- RepaintGraphWindow();
- return 0;
+ RepaintGraphWindow();
+ return 0;
}
int CmdIndalaDemod(const char *Cmd)
{
- // Usage: recover 64bit UID by default, specify "224" as arg to recover a 224bit UID
+ // Usage: recover 64bit UID by default, specify "224" as arg to recover a 224bit UID
- int state = -1;
- int count = 0;
- int i, j;
+ int state = -1;
+ int count = 0;
+ int i, j;
- // worst case with GraphTraceLen=64000 is < 4096
- // under normal conditions it's < 2048
+ // worst case with GraphTraceLen=64000 is < 4096
+ // under normal conditions it's < 2048
- uint8_t rawbits[4096];
- int rawbit = 0;
- int worst = 0, worstPos = 0;
+ uint8_t rawbits[4096];
+ int rawbit = 0;
+ int worst = 0, worstPos = 0;
// PrintAndLog("Expecting a bit less than %d raw bits", GraphTraceLen / 32);
- for (i = 0; i < GraphTraceLen-1; i += 2) {
- count += 1;
- if ((GraphBuffer[i] > GraphBuffer[i + 1]) && (state != 1)) {
- if (state == 0) {
- for (j = 0; j < count - 8; j += 16) {
- rawbits[rawbit++] = 0;
- }
- if ((abs(count - j)) > worst) {
- worst = abs(count - j);
- worstPos = i;
- }
- }
- state = 1;
- count = 0;
- } else if ((GraphBuffer[i] < GraphBuffer[i + 1]) && (state != 0)) {
- if (state == 1) {
- for (j = 0; j < count - 8; j += 16) {
- rawbits[rawbit++] = 1;
- }
- if ((abs(count - j)) > worst) {
- worst = abs(count - j);
- worstPos = i;
- }
- }
- state = 0;
- count = 0;
- }
- }
+ for (i = 0; i < GraphTraceLen-1; i += 2) {
+ count += 1;
+ if ((GraphBuffer[i] > GraphBuffer[i + 1]) && (state != 1)) {
+ if (state == 0) {
+ for (j = 0; j < count - 8; j += 16) {
+ rawbits[rawbit++] = 0;
+ }
+ if ((abs(count - j)) > worst) {
+ worst = abs(count - j);
+ worstPos = i;
+ }
+ }
+ state = 1;
+ count = 0;
+ } else if ((GraphBuffer[i] < GraphBuffer[i + 1]) && (state != 0)) {
+ if (state == 1) {
+ for (j = 0; j < count - 8; j += 16) {
+ rawbits[rawbit++] = 1;
+ }
+ if ((abs(count - j)) > worst) {
+ worst = abs(count - j);
+ worstPos = i;
+ }
+ }
+ state = 0;
+ count = 0;
+ }
+ }
- if (rawbit>0){
- PrintAndLog("Recovered %d raw bits, expected: %d", rawbit, GraphTraceLen/32);
- PrintAndLog("worst metric (0=best..7=worst): %d at pos %d", worst, worstPos);
+ if (rawbit>0){
+ PrintAndLog("Recovered %d raw bits, expected: %d", rawbit, GraphTraceLen/32);
+ PrintAndLog("worst metric (0=best..7=worst): %d at pos %d", worst, worstPos);
} else {
return 0;
}
- // Finding the start of a UID
- int uidlen, long_wait;
- if (strcmp(Cmd, "224") == 0) {
- uidlen = 224;
- long_wait = 30;
- } else {
- uidlen = 64;
- long_wait = 29;
- }
+ // Finding the start of a UID
+ int uidlen, long_wait;
+ if (strcmp(Cmd, "224") == 0) {
+ uidlen = 224;
+ long_wait = 30;
+ } else {
+ uidlen = 64;
+ long_wait = 29;
+ }
- int start;
- int first = 0;
- for (start = 0; start <= rawbit - uidlen; start++) {
- first = rawbits[start];
- for (i = start; i < start + long_wait; i++) {
- if (rawbits[i] != first) {
- break;
- }
- }
- if (i == (start + long_wait)) {
- break;
- }
- }
+ int start;
+ int first = 0;
+ for (start = 0; start <= rawbit - uidlen; start++) {
+ first = rawbits[start];
+ for (i = start; i < start + long_wait; i++) {
+ if (rawbits[i] != first) {
+ break;
+ }
+ }
+ if (i == (start + long_wait)) {
+ break;
+ }
+ }
- if (start == rawbit - uidlen + 1) {
- //PrintAndLog("nothing to wait for");
- return 0;
- }
+ if (start == rawbit - uidlen + 1) {
+ PrintAndLog("nothing to wait for");
+ return 0;
+ }
- // Inverting signal if needed
- if (first == 1) {
- for (i = start; i < rawbit; i++) {
- rawbits[i] = !rawbits[i];
- }
- }
+ // Inverting signal if needed
+ if (first == 1) {
+ for (i = start; i < rawbit; i++) {
+ rawbits[i] = !rawbits[i];
+ }
+ }
- // Dumping UID
+ // Dumping UID
uint8_t bits[224] = {0x00};
char showbits[225] = {0x00};
- int bit;
- i = start;
- int times = 0;
+ int bit;
+ i = start;
+ int times = 0;
- if (uidlen > rawbit) {
- PrintAndLog("Warning: not enough raw bits to get a full UID");
- for (bit = 0; bit < rawbit; bit++) {
- bits[bit] = rawbits[i++];
- // As we cannot know the parity, let's use "." and "/"
- showbits[bit] = '.' + bits[bit];
- }
- showbits[bit+1]='\0';
- PrintAndLog("Partial UID=%s", showbits);
- return 0;
- } else {
- for (bit = 0; bit < uidlen; bit++) {
- bits[bit] = rawbits[i++];
- showbits[bit] = '0' + bits[bit];
- }
- times = 1;
- }
+ if (uidlen > rawbit) {
+ PrintAndLog("Warning: not enough raw bits to get a full UID");
+ for (bit = 0; bit < rawbit; bit++) {
+ bits[bit] = rawbits[i++];
+ // As we cannot know the parity, let's use "." and "/"
+ showbits[bit] = '.' + bits[bit];
+ }
+ showbits[bit+1]='\0';
+ PrintAndLog("Partial UID=%s", showbits);
+ return 0;
+ } else {
+ for (bit = 0; bit < uidlen; bit++) {
+ bits[bit] = rawbits[i++];
+ showbits[bit] = '0' + bits[bit];
+ }
+ times = 1;
+ }
- //convert UID to HEX
- uint32_t uid1, uid2, uid3, uid4, uid5, uid6, uid7;
- int idx;
+ //convert UID to HEX
+ uint32_t uid1, uid2, uid3, uid4, uid5, uid6, uid7;
+ int idx;
uid1 = uid2 = 0;
- if (uidlen == 64){
- for( idx=0; idx<64; idx++) {
- if (showbits[idx] == '0') {
- uid1 = (uid1<<1) | (uid2>>31);
- uid2 = (uid2<<1) | 0;
- } else {
- uid1 = (uid1<<1) | (uid2>>31);
- uid2 = (uid2<<1) | 1;
- }
- }
- PrintAndLog("UID=%s (%x%08x)", showbits, uid1, uid2);
- }
- else {
+ if (uidlen==64){
+ for( idx=0; idx<64; idx++) {
+ if (showbits[idx] == '0') {
+ uid1=(uid1<<1)|(uid2>>31);
+ uid2=(uid2<<1)|0;
+ } else {
+ uid1=(uid1<<1)|(uid2>>31);
+ uid2=(uid2<<1)|1;
+ }
+ }
+ PrintAndLog("UID=%s (%x%08x)", showbits, uid1, uid2);
+ }
+ else {
uid3 = uid4 = uid5 = uid6 = uid7 = 0;
- for( idx=0; idx<224; idx++) {
- uid1 = (uid1<<1) | (uid2>>31);
- uid2 = (uid2<<1) | (uid3>>31);
- uid3 = (uid3<<1) | (uid4>>31);
- uid4 = (uid4<<1) | (uid5>>31);
- uid5 = (uid5<<1) | (uid6>>31);
- uid6 = (uid6<<1) | (uid7>>31);
+ for( idx=0; idx<224; idx++) {
+ uid1=(uid1<<1)|(uid2>>31);
+ uid2=(uid2<<1)|(uid3>>31);
+ uid3=(uid3<<1)|(uid4>>31);
+ uid4=(uid4<<1)|(uid5>>31);
+ uid5=(uid5<<1)|(uid6>>31);
+ uid6=(uid6<<1)|(uid7>>31);
if (showbits[idx] == '0')
uid7 = (uid7<<1) | 0;
else
uid7 = (uid7<<1) | 1;
- }
- PrintAndLog("UID=%s (%x%08x%08x%08x%08x%08x%08x)", showbits, uid1, uid2, uid3, uid4, uid5, uid6, uid7);
- }
+ }
+ PrintAndLog("UID=%s (%x%08x%08x%08x%08x%08x%08x)", showbits, uid1, uid2, uid3, uid4, uid5, uid6, uid7);
+ }
- // Checking UID against next occurrences
- int failed = 0;
+ // Checking UID against next occurrences
+ int failed = 0;
for (; i + uidlen <= rawbit;) {
failed = 0;
- for (bit = 0; bit < uidlen; bit++) {
- if (bits[bit] != rawbits[i++]) {
- failed = 1;
- break;
- }
- }
- if (failed == 1) {
- break;
- }
- times += 1;
- }
+ for (bit = 0; bit < uidlen; bit++) {
+ if (bits[bit] != rawbits[i++]) {
+ failed = 1;
+ break;
+ }
+ }
+ if (failed == 1) {
+ break;
+ }
+ times += 1;
+ }
- PrintAndLog("Occurrences: %d (expected %d)", times, (rawbit - start) / uidlen);
+ PrintAndLog("Occurrences: %d (expected %d)", times, (rawbit - start) / uidlen);
- // Remodulating for tag cloning
+ // Remodulating for tag cloning
// HACK: 2015-01-04 this will have an impact on our new way of seening lf commands (demod)
// since this changes graphbuffer data.
- GraphTraceLen = 32 * uidlen;
- i = 0;
- int phase = 0;
- for (bit = 0; bit < uidlen; bit++) {
- if (bits[bit] == 0) {
- phase = 0;
- } else {
- phase = 1;
- }
- int j;
- for (j = 0; j < 32; j++) {
- GraphBuffer[i++] = phase;
- phase = !phase;
- }
- }
+ GraphTraceLen = 32*uidlen;
+ i = 0;
+ int phase = 0;
+ for (bit = 0; bit < uidlen; bit++) {
+ if (bits[bit] == 0) {
+ phase = 0;
+ } else {
+ phase = 1;
+ }
+ int j;
+ for (j = 0; j < 32; j++) {
+ GraphBuffer[i++] = phase;
+ phase = !phase;
+ }
+ }
- RepaintGraphWindow();
- return 1;
+ RepaintGraphWindow();
+ return 1;
}
int CmdIndalaClone(const char *Cmd)
{
- UsbCommand c;
+ UsbCommand c;
unsigned int uid1, uid2, uid3, uid4, uid5, uid6, uid7;
uid1 = uid2 = uid3 = uid4 = uid5 = uid6 = uid7 = 0;
- int n = 0, i = 0;
-
- if (strchr(Cmd,'l') != 0) {
- while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
- uid1 = (uid1 << 4) | (uid2 >> 28);
- uid2 = (uid2 << 4) | (uid3 >> 28);
- uid3 = (uid3 << 4) | (uid4 >> 28);
- uid4 = (uid4 << 4) | (uid5 >> 28);
- uid5 = (uid5 << 4) | (uid6 >> 28);
- uid6 = (uid6 << 4) | (uid7 >> 28);
- uid7 = (uid7 << 4) | (n & 0xf);
- }
- PrintAndLog("Cloning 224bit tag with UID %x%08x%08x%08x%08x%08x%08x", uid1, uid2, uid3, uid4, uid5, uid6, uid7);
- c.cmd = CMD_INDALA_CLONE_TAG_L;
- c.d.asDwords[0] = uid1;
- c.d.asDwords[1] = uid2;
- c.d.asDwords[2] = uid3;
- c.d.asDwords[3] = uid4;
- c.d.asDwords[4] = uid5;
- c.d.asDwords[5] = uid6;
- c.d.asDwords[6] = uid7;
+ int n = 0, i = 0;
+
+ if (strchr(Cmd,'l') != 0) {
+ while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
+ uid1 = (uid1 << 4) | (uid2 >> 28);
+ uid2 = (uid2 << 4) | (uid3 >> 28);
+ uid3 = (uid3 << 4) | (uid4 >> 28);
+ uid4 = (uid4 << 4) | (uid5 >> 28);
+ uid5 = (uid5 << 4) | (uid6 >> 28);
+ uid6 = (uid6 << 4) | (uid7 >> 28);
+ uid7 = (uid7 << 4) | (n & 0xf);
+ }
+ PrintAndLog("Cloning 224bit tag with UID %x%08x%08x%08x%08x%08x%08x", uid1, uid2, uid3, uid4, uid5, uid6, uid7);
+ c.cmd = CMD_INDALA_CLONE_TAG_L;
+ c.d.asDwords[0] = uid1;
+ c.d.asDwords[1] = uid2;
+ c.d.asDwords[2] = uid3;
+ c.d.asDwords[3] = uid4;
+ c.d.asDwords[4] = uid5;
+ c.d.asDwords[5] = uid6;
+ c.d.asDwords[6] = uid7;
} else {
- while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
- uid1 = (uid1 << 4) | (uid2 >> 28);
- uid2 = (uid2 << 4) | (n & 0xf);
- }
- PrintAndLog("Cloning 64bit tag with UID %x%08x", uid1, uid2);
- c.cmd = CMD_INDALA_CLONE_TAG;
- c.arg[0] = uid1;
- c.arg[1] = uid2;
- }
+ while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
+ uid1 = (uid1 << 4) | (uid2 >> 28);
+ uid2 = (uid2 << 4) | (n & 0xf);
+ }
+ PrintAndLog("Cloning 64bit tag with UID %x%08x", uid1, uid2);
+ c.cmd = CMD_INDALA_CLONE_TAG;
+ c.arg[0] = uid1;
+ c.arg[1] = uid2;
+ }
- SendCommand(&c);
- return 0;
+ SendCommand(&c);
+ return 0;
}
int CmdLFRead(const char *Cmd)
{
- UsbCommand c = {CMD_ACQUIRE_RAW_ADC_SAMPLES_125K};
-
- // 'h' means higher-low-frequency, 134 kHz
- if(*Cmd == 'h') {
- c.arg[0] = 1;
- } else if (*Cmd == '\0') {
- c.arg[0] = 0;
- } else if (sscanf(Cmd, "%"lli, &c.arg[0]) != 1) {
+ UsbCommand c = {CMD_ACQUIRE_RAW_ADC_SAMPLES_125K};
+
+ // 'h' means higher-low-frequency, 134 kHz
+ if(*Cmd == 'h') {
+ c.arg[0] = 1;
+ } else if (*Cmd == '\0') {
+ c.arg[0] = 0;
+ } else if (sscanf(Cmd, "%"lli, &c.arg[0]) != 1) {
PrintAndLog("Samples 1: 'lf read'");
PrintAndLog(" 2: 'lf read h'");
PrintAndLog(" 3: 'lf read <divisor>'");
- return 0;
- }
- SendCommand(&c);
- WaitForResponse(CMD_ACK,NULL);
-
- CmdSamples("");
- ShowGraphWindow();
- return 0;
+ return 0;
+ }
+ SendCommand(&c);
+ WaitForResponse(CMD_ACK,NULL);
+ return 0;
}
static void ChkBitstream(const char *str)
{
- int i;
+ int i;
- /* convert to bitstream if necessary */
+ /* convert to bitstream if necessary */
for (i = 0; i < (int)(GraphTraceLen / 2); i++){
if (GraphBuffer[i] > 1 || GraphBuffer[i] < 0) {
- CmdBitstream(str);
- break;
- }
- }
+ CmdBitstream(str);
+ break;
+ }
+ }
}
-
+//appears to attempt to simulate manchester
int CmdLFSim(const char *Cmd)
{
int i,j;
- static int gap;
+ static int gap;
- sscanf(Cmd, "%i", &gap);
+ sscanf(Cmd, "%i", &gap);
- /* convert to bitstream if necessary */
- ChkBitstream(Cmd);
+ /* convert to bitstream if necessary */
+ ChkBitstream(Cmd);
printf("Sending [%d bytes]", GraphTraceLen);
for (i = 0; i < GraphTraceLen; i += USB_CMD_DATA_SIZE) {
- UsbCommand c={CMD_DOWNLOADED_SIM_SAMPLES_125K, {i, 0, 0}};
+ UsbCommand c={CMD_DOWNLOADED_SIM_SAMPLES_125K, {i, 0, 0}};
for (j = 0; j < USB_CMD_DATA_SIZE; j++) {
- c.d.asBytes[j] = GraphBuffer[i+j];
- }
- SendCommand(&c);
- WaitForResponse(CMD_ACK,NULL);
+ c.d.asBytes[j] = GraphBuffer[i+j];
+ }
+ SendCommand(&c);
+ WaitForResponse(CMD_ACK,NULL);
printf(".");
- }
-
+ }
+
printf("\n");
PrintAndLog("Starting to simulate");
- UsbCommand c = {CMD_SIMULATE_TAG_125K, {GraphTraceLen, gap, 0}};
- SendCommand(&c);
- return 0;
+ UsbCommand c = {CMD_SIMULATE_TAG_125K, {GraphTraceLen, gap, 0}};
+ SendCommand(&c);
+ return 0;
}
int CmdLFSimBidir(const char *Cmd)
/* simulate an LF Manchester encoded tag with specified bitstream, clock rate and inter-id gap */
int CmdLFSimManchester(const char *Cmd)
{
- static int clock, gap;
- static char data[1024], gapstring[8];
+ static int clock, gap;
+ static char data[1024], gapstring[8];
- sscanf(Cmd, "%i %s %i", &clock, &data[0], &gap);
+ sscanf(Cmd, "%i %s %i", &clock, &data[0], &gap);
- ClearGraph(0);
+ ClearGraph(0);
- for (int i = 0; i < strlen(data) ; ++i)
- AppendGraph(0, clock, data[i]- '0');
+ for (int i = 0; i < strlen(data) ; ++i)
+ AppendGraph(0, clock, data[i]- '0');
- CmdManchesterMod("");
+ CmdManchesterMod("");
- RepaintGraphWindow();
+ RepaintGraphWindow();
- sprintf(&gapstring[0], "%i", gap);
- CmdLFSim(gapstring);
- return 0;
+ sprintf(&gapstring[0], "%i", gap);
+ CmdLFSim(gapstring);
+ return 0;
}
int CmdLFSnoop(const char *Cmd)
{
- UsbCommand c = {CMD_LF_SNOOP_RAW_ADC_SAMPLES};
+ UsbCommand c = {CMD_LF_SNOOP_RAW_ADC_SAMPLES};
- // 'h' means higher-low-frequency, 134 kHz
- c.arg[0] = 0;
- c.arg[1] = -1;
+ // 'h' means higher-low-frequency, 134 kHz
+ c.arg[0] = 0;
+ c.arg[1] = -1;
if (*Cmd == 'l') {
- sscanf(Cmd, "l %"lli, &c.arg[1]);
- } else if (*Cmd == 'h') {
- c.arg[0] = 1;
- sscanf(Cmd, "h %"lli, &c.arg[1]);
- } else if (sscanf(Cmd, "%"lli" %"lli, &c.arg[0], &c.arg[1]) < 1) {
+ sscanf(Cmd, "l %"lli, &c.arg[1]);
+ } else if(*Cmd == 'h') {
+ c.arg[0] = 1;
+ sscanf(Cmd, "h %"lli, &c.arg[1]);
+ } else if (sscanf(Cmd, "%"lli" %"lli, &c.arg[0], &c.arg[1]) < 1) {
PrintAndLog("usage 1: snoop");
- PrintAndLog(" 2: snoop {l,h} [trigger threshold]");
+ PrintAndLog(" 2: snoop <l|h> [trigger threshold]");
PrintAndLog(" 3: snoop <divisor> [trigger threshold]");
- return 0;
- }
-
- SendCommand(&c);
- WaitForResponse(CMD_ACK,NULL);
-
- #define BUFF_SIZE 8000
- uint8_t data[BUFF_SIZE] = {0x00};
-
- GetFromBigBuf(data,BUFF_SIZE,0);
- WaitForResponseTimeout(CMD_ACK,NULL, 1500);
-
- SetGraphBuf(data, BUFF_SIZE);
+ PrintAndLog("");
+ PrintAndLog("Sample: lf snoop l 200");
+ PrintAndLog(" : lf snoop 95 200");
+ return 0;
+ }
- return 0;
+ SendCommand(&c);
+ WaitForResponse(CMD_ACK,NULL);
+ return 0;
}
int CmdVchDemod(const char *Cmd)
//by marshmellow
int CmdLFfind(const char *Cmd)
{
- int ans = 0;
+ int ans=0;
char cmdp = param_getchar(Cmd, 0);
if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
return 0;
}
- if (!offline || (cmdp != '1') ){
- ans = CmdLFRead("");
+ if (!offline && (cmdp != '1')){
+ ans=CmdLFRead("");
+ ans=CmdSamples("20000");
} else if (GraphTraceLen < 1000) {
PrintAndLog("Data in Graphbuffer was too small.");
return 0;
- }
-
- PrintAndLog("Checking for known tags:");
-
- ans = Cmdaskmandemod("");
- PrintAndLog("ASK_MAN: %s", (ans) ? "YES":"NO" );
-
- ans = CmdFSKdemodHID("");
- PrintAndLog("HID: %s", (ans) ? "YES":"NO" );
-
- ans = CmdFSKdemodIO("");
- PrintAndLog("IO prox: %s", (ans) ? "YES":"NO" );
-
- ans = CmdIndalaDemod("");
- PrintAndLog("Indala (64): %s", (ans) ? "YES":"NO" );
-
- ans = CmdIndalaDemod("224");
- PrintAndLog("Indala (224): %s", (ans) ? "YES":"NO" );
-
- // ans = CmdVchDemod("");
- // PrintAndLog("VeriChip: %s", (ans) ? "YES":"NO" );
-
- // ans = CmdFlexdemod("");
- // PrintAndLog("FlexPass: %s", (ans) ? "YES":"NO" );
-
- if (!ans)
- PrintAndLog("No Known Tags Found!\n");
+ }
- return 0;
+ PrintAndLog("NOTE: some demods output possible binary\n if it finds something that looks like a tag");
+ PrintAndLog("\nChecking for known tags:\n");
+ ans=CmdFSKdemodIO("");
+ if (ans>0) {
+ PrintAndLog("\nValid IO Prox ID Found!");
+ return 1;
+ }
+ ans=CmdFSKdemodPyramid("");
+ if (ans>0) {
+ PrintAndLog("\nValid Pyramid ID Found!");
+ return 1;
+ }
+ ans=CmdFSKdemodParadox("");
+ if (ans>0) {
+ PrintAndLog("\nValid Paradox ID Found!");
+ return 1;
+ }
+ ans=CmdFSKdemodAWID("");
+ if (ans>0) {
+ PrintAndLog("\nValid AWID ID Found!");
+ return 1;
+ }
+ ans=CmdFSKdemodHID("");
+ if (ans>0) {
+ PrintAndLog("\nValid HID Prox ID Found!");
+ return 1;
+ }
+ //add psk and indala
+ ans=CmdIndalaDecode("");
+ if (ans>0) {
+ PrintAndLog("\nValid Indala ID Found!");
+ return 1;
+ }
+ ans=Cmdaskmandemod("");
+ if (ans>0) {
+ PrintAndLog("\nValid EM410x ID Found!");
+ return 1;
+ }
+ PrintAndLog("No Known Tags Found!\n");
+ return 0;
}
static command_t CommandTable[] =
{
{"help", CmdHelp, 1, "This help"},
{"cmdread", CmdLFCommandRead, 0, "<off period> <'0' period> <'1' period> <command> ['h'] -- Modulate LF reader field to send command before read (all periods in microseconds) (option 'h' for 134)"},
-
+ {"em4x", CmdLFEM4X, 1, "{ EM4X RFIDs... }"},
{"flexdemod", CmdFlexdemod, 1, "Demodulate samples for FlexPass"},
+ {"hid", CmdLFHID, 1, "{ HID RFIDs... }"},
+ {"io", CmdLFIO, 1, "{ ioProx tags... }"},
{"indalademod", CmdIndalaDemod, 1, "['224'] -- Demodulate samples for Indala 64 bit UID (option '224' for 224 bit)"},
- {"indalaclone", CmdIndalaClone, 0, "<UID> ['l']-- Clone Indala to T55x7 (UID in HEX)(option 'l' for 224 UID"},
- {"vchdemod", CmdVchDemod, 1, "['clone'] -- Demodulate samples for VeriChip"},
-
-
+ {"indalaclone", CmdIndalaClone, 0, "<UID> ['l']-- Clone Indala to T55x7 (tag must be in antenna)(UID in HEX)(option 'l' for 224 UID"},
{"read", CmdLFRead, 0, "['h' or <divisor>] -- Read 125/134 kHz LF ID-only tag (option 'h' for 134, alternatively: f=12MHz/(divisor+1))"},
{"search", CmdLFfind, 1, "Read and Search for valid known tag (in offline mode it you can load first then search)"},
{"sim", CmdLFSim, 0, "[GAP] -- Simulate LF tag from buffer with optional GAP (in microseconds)"},
{"simbidir", CmdLFSimBidir, 0, "Simulate LF tag (with bidirectional data transmission between reader and tag)"},
{"simman", CmdLFSimManchester, 0, "<Clock> <Bitstream> [GAP] Simulate arbitrary Manchester LF tag"},
{"snoop", CmdLFSnoop, 0, "['l'|'h'|<divisor>] [trigger threshold]-- Snoop LF (l:125khz, h:134khz)"},
-
- {"awid26", CmdLFAWID26, 1, "{ AWID26 tags }"},
- {"em4x", CmdLFEM4X, 1, "{ EM4X tags }"},
- {"hid", CmdLFHID, 1, "{ HID tags }"},
- {"hitag", CmdLFHitag, 1, "{ Hitag tags and transponders }"},
- {"io", CmdLFIO, 1, "{ ioProx tags }"},
- {"pcf7931", CmdLFPCF7931, 1, "{ PCF7931 tags }"},
- {"ti", CmdLFTI, 1, "{ TI tags }"},
- {"t55xx", CmdLFT55XX, 1, "{ T55xx tags }"},
-
+ {"ti", CmdLFTI, 1, "{ TI RFIDs... }"},
+ {"hitag", CmdLFHitag, 1, "{ Hitag tags and transponders... }"},
+ {"vchdemod", CmdVchDemod, 1, "['clone'] -- Demodulate samples for VeriChip"},
+ {"t55xx", CmdLFT55XX, 1, "{ T55xx RFIDs... }"},
+ {"pcf7931", CmdLFPCF7931, 1, "{PCF7931 RFIDs...}"},
{NULL, NULL, 0, NULL}
};
- //-----------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
// Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
//
// This code is licensed to you under the terms of the GNU GPL, version 2 or,
#include <inttypes.h>
#include "proxmark3.h"
#include "ui.h"
+#include "util.h"
#include "graph.h"
-#include "cmdmain.h"
#include "cmdparser.h"
#include "cmddata.h"
#include "cmdlf.h"
#include "cmdlfem4x.h"
-#include "util.h"
-#include "data.h"
-#define LF_TRACE_BUFF_SIZE 12000
-#define LF_BITSSTREAM_LEN 1000
-
char *global_em410xId;
static int CmdHelp(const char *Cmd);
{
char cmdp = param_getchar(Cmd, 0);
int findone = (cmdp == '1') ? 1 : 0;
- UsbCommand c = { CMD_EM410X_DEMOD };
- c.arg[0] = findone;
- SendCommand(&c);
- return 0;
+ UsbCommand c={CMD_EM410X_DEMOD};
+ c.arg[0]=findone;
+ SendCommand(&c);
+ return 0;
}
/* Read the ID of an EM410x tag.
uint8_t BitStream[MAX_GRAPH_TRACE_LEN];
high = low = 0;
- // get clock
- clock = GetClock(Cmd, 0);
-
- // Detect high and lows and clock
- DetectHighLowInGraph( &high, &low, TRUE);
+ /* Detect high and lows and clock */
+ for (i = 0; i < GraphTraceLen; i++)
+ {
+ if (GraphBuffer[i] > high)
+ high = GraphBuffer[i];
+ else if (GraphBuffer[i] < low)
+ low = GraphBuffer[i];
+ }
- PrintAndLog("NUMNUM");
-
- // parity for our 4 columns
+ /* get clock */
+ clock = GetClock(Cmd, high, 0);
+
+ /* parity for our 4 columns */
parity[0] = parity[1] = parity[2] = parity[3] = 0;
header = rows = 0;
BitStream[bit2idx++] = bit;
}
-
+
retest:
/* We go till 5 before the graph ends because we'll get that far below */
- for (i = 0; i < bit2idx - 5; i++)
+ for (i = 1; i < bit2idx - 5; i++)
{
/* Step 2: We have our header but need our tag ID */
if (header == 9 && rows < 10)
PrintAndLog("Thought we had a valid tag but failed at word %d (i=%d)", rows + 1, i);
/* Start back rows * 5 + 9 header bits, -1 to not start at same place */
- i -= 9 + (5 * rows) -5;
+ i -= 9 + (5 * rows) - 5;
rows = header = 0;
}
/* if we've already retested after flipping bits, return */
if (retested++){
PrintAndLog("Failed to decode");
- return 0;
+ return 0;
}
/* if this didn't work, try flipping bits */
- for (i = 0; i < bit2idx; i++)
- BitStream[i] ^= 1;
+ for (i = 0; i < bit2idx; i++)
+ BitStream[i] ^= 1;
goto retest;
}
* 0 <-- stop bit, end of tag
*/
int CmdEM410xSim(const char *Cmd)
-{
+{
int i, n, j, binary[4], parity[4];
char cmdp = param_getchar(Cmd, 0);
PrintAndLog("Starting simulating UID %02X%02X%02X%02X%02X", uid[0],uid[1],uid[2],uid[3],uid[4]);
PrintAndLog("Press pm3-button to about simulation");
-
+
/* clock is 64 in EM410x tags */
int clock = 64;
/* clear our graph */
ClearGraph(0);
-
+
/* write 9 start bits */
for (i = 0; i < 9; i++)
AppendGraph(0, clock, 1);
AppendGraph(0, clock, parity[2]);
AppendGraph(0, clock, parity[3]);
- /* stop bit */
+ /* stop bit */
AppendGraph(1, clock, 0);
CmdLFSim("240"); //240 start_gap.
}
CmdLFRead(read_h ? "h" : "");
- CmdSamples("6000");
+ CmdSamples("6000");
} while (
!CmdEM410xRead("")
);
int CmdReadWord(const char *Cmd)
{
int Word = -1; //default to invalid word
- UsbCommand c;
+ UsbCommand c;
- sscanf(Cmd, "%d", &Word);
+ sscanf(Cmd, "%d", &Word);
if ( (Word > 15) | (Word < 0) ) {
- PrintAndLog("Word must be between 0 and 15");
- return 1;
- }
+ PrintAndLog("Word must be between 0 and 15");
+ return 1;
+ }
- PrintAndLog("Reading word %d", Word);
+ PrintAndLog("Reading word %d", Word);
- c.cmd = CMD_EM4X_READ_WORD;
- c.d.asBytes[0] = 0x0; //Normal mode
- c.arg[0] = 0;
- c.arg[1] = Word;
- c.arg[2] = 0;
- SendCommand(&c);
- WaitForResponse(CMD_ACK, NULL);
-
- uint8_t data[LF_TRACE_BUFF_SIZE] = {0x00};
-
- GetFromBigBuf(data,LF_TRACE_BUFF_SIZE,0); //3560 -- should be offset..
- WaitForResponseTimeout(CMD_ACK,NULL, 1500);
-
- for (int j = 0; j < LF_TRACE_BUFF_SIZE; j++) {
- GraphBuffer[j] = ((int)data[j]);
- }
- GraphTraceLen = LF_TRACE_BUFF_SIZE;
-
- uint8_t bits[LF_BITSSTREAM_LEN] = {0x00};
- uint8_t * bitstream = bits;
- manchester_decode(GraphBuffer, LF_TRACE_BUFF_SIZE, bitstream,LF_BITSSTREAM_LEN);
- RepaintGraphWindow();
+ c.cmd = CMD_EM4X_READ_WORD;
+ c.d.asBytes[0] = 0x0; //Normal mode
+ c.arg[0] = 0;
+ c.arg[1] = Word;
+ c.arg[2] = 0;
+ SendCommand(&c);
return 0;
}
int CmdReadWordPWD(const char *Cmd)
{
int Word = -1; //default to invalid word
- int Password = 0xFFFFFFFF; //default to blank password
- UsbCommand c;
-
- sscanf(Cmd, "%d %x", &Word, &Password);
-
+ int Password = 0xFFFFFFFF; //default to blank password
+ UsbCommand c;
+
+ sscanf(Cmd, "%d %x", &Word, &Password);
+
if ( (Word > 15) | (Word < 0) ) {
- PrintAndLog("Word must be between 0 and 15");
- return 1;
- }
+ PrintAndLog("Word must be between 0 and 15");
+ return 1;
+ }
- PrintAndLog("Reading word %d with password %08X", Word, Password);
-
- c.cmd = CMD_EM4X_READ_WORD;
- c.d.asBytes[0] = 0x1; //Password mode
- c.arg[0] = 0;
- c.arg[1] = Word;
- c.arg[2] = Password;
- SendCommand(&c);
- WaitForResponse(CMD_ACK, NULL);
-
- uint8_t data[LF_TRACE_BUFF_SIZE] = {0x00};
-
- GetFromBigBuf(data,LF_TRACE_BUFF_SIZE,0); //3560 -- should be offset..
- WaitForResponseTimeout(CMD_ACK,NULL, 1500);
-
- for (int j = 0; j < LF_TRACE_BUFF_SIZE; j++) {
- GraphBuffer[j] = ((int)data[j]);
- }
- GraphTraceLen = LF_TRACE_BUFF_SIZE;
-
- uint8_t bits[LF_BITSSTREAM_LEN] = {0x00};
- uint8_t * bitstream = bits;
- manchester_decode(GraphBuffer, LF_TRACE_BUFF_SIZE, bitstream, LF_BITSSTREAM_LEN);
- RepaintGraphWindow();
+ PrintAndLog("Reading word %d with password %08X", Word, Password);
+
+ c.cmd = CMD_EM4X_READ_WORD;
+ c.d.asBytes[0] = 0x1; //Password mode
+ c.arg[0] = 0;
+ c.arg[1] = Word;
+ c.arg[2] = Password;
+ SendCommand(&c);
return 0;
}
static command_t CommandTable[] =
{
{"help", CmdHelp, 1, "This help"},
- {"410xdemod", CmdEMdemodASK, 0, "[clock rate] -- Extract ID from EM410x tag"},
- {"410xread", CmdEM410xRead, 1, "[clock rate] -- Extract ID from EM410x tag"},
- {"410xsim", CmdEM410xSim, 0, "<UID> -- Simulate EM410x tag"},
- {"replay", MWRem4xReplay, 0, "Watches for tag and simulates manchester encoded em4x tag"},
- {"410xwatch", CmdEM410xWatch, 0, "['h'] -- Watches for EM410x 125/134 kHz tags (option 'h' for 134)"},
- {"410xspoof", CmdEM410xWatchnSpoof, 0, "['h'] --- Watches for EM410x 125/134 kHz tags, and replays them. (option 'h' for 134)" },
- {"410xwrite", CmdEM410xWrite, 1, "<UID> <'0' T5555> <'1' T55x7> [clock rate] -- Write EM410x UID to T5555(Q5) or T55x7 tag, optionally setting clock rate"},
- {"4x50read", CmdEM4x50Read, 1, "Extract data from EM4x50 tag"},
- {"rd", CmdReadWord, 1, "<Word 1-15> -- Read EM4xxx word data"},
- {"rdpwd", CmdReadWordPWD, 1, "<Word 1-15> <Password> -- Read EM4xxx word data in password mode "},
- {"wr", CmdWriteWord, 1, "<Data> <Word 1-15> -- Write EM4xxx word data"},
- {"wrpwd", CmdWriteWordPWD, 1, "<Data> <Word 1-15> <Password> -- Write EM4xxx word data in password mode"},
+ {"em410xdemod", CmdEMdemodASK, 0, "[findone] -- Extract ID from EM410x tag (option 0 for continuous loop, 1 for only 1 tag)"},
+ {"em410xread", CmdEM410xRead, 1, "[clock rate] -- Extract ID from EM410x tag"},
+ {"em410xsim", CmdEM410xSim, 0, "<UID> -- Simulate EM410x tag"},
+ {"em410xwatch", CmdEM410xWatch, 0, "['h'] -- Watches for EM410x 125/134 kHz tags (option 'h' for 134)"},
+ {"em410xspoof", CmdEM410xWatchnSpoof, 0, "['h'] --- Watches for EM410x 125/134 kHz tags, and replays them. (option 'h' for 134)" },
+ {"em410xwrite", CmdEM410xWrite, 1, "<UID> <'0' T5555> <'1' T55x7> [clock rate] -- Write EM410x UID to T5555(Q5) or T55x7 tag, optionally setting clock rate"},
+ {"em4x50read", CmdEM4x50Read, 1, "Extract data from EM4x50 tag"},
+ {"readword", CmdReadWord, 1, "<Word> -- Read EM4xxx word data"},
+ {"readwordPWD", CmdReadWordPWD, 1, "<Word> <Password> -- Read EM4xxx word data in password mode"},
+ {"writeword", CmdWriteWord, 1, "<Data> <Word> -- Write EM4xxx word data"},
+ {"writewordPWD", CmdWriteWordPWD, 1, "<Data> <Word> <Password> -- Write EM4xxx word data in password mode"},
{NULL, NULL, 0, NULL}
};
-
-//Confirms the parity of a bitstream as well as obtaining the data (TagID) from within the appropriate memory space.
-//Arguments:
-// Pointer to a string containing the desired bitsream
-// Pointer to a string that will receive the decoded tag ID
-// Length of the bitsream pointed at in the first argument, char* _strBitStream
-//Retuns:
-//1 Parity confirmed
-//0 Parity not confirmed
-int ConfirmEm410xTagParity( char* _strBitStream, char* pID, int LengthOfBitstream )
-{
- int i = 0;
- int rows = 0;
- int Parity[4] = {0x00};
- char ID[11] = {0x00};
- int k = 0;
- int BitStream[70] = {0x00};
- int counter = 0;
- //prepare variables
- for ( i = 0; i <= LengthOfBitstream; i++)
- {
- if (_strBitStream[i] == '1')
- {
- k =1;
- memcpy(&BitStream[i], &k,4);
- }
- else if (_strBitStream[i] == '0')
- {
- k = 0;
- memcpy(&BitStream[i], &k,4);
- }
- }
- while ( counter < 2 )
- {
- //set/reset variables and counters
- memset(ID,0x00,sizeof(ID));
- memset(Parity,0x00,sizeof(Parity));
- rows = 0;
- for ( i = 9; i <= LengthOfBitstream; i++)
- {
- if ( rows < 10 )
- {
- if ((BitStream[i] ^ BitStream[i+1] ^ BitStream[i+2] ^ BitStream[i+3]) == BitStream[i+4])
- {
- sprintf(ID+rows, "%x", (8 * BitStream[i]) + (4 * BitStream[i+1]) + (2 * BitStream[i+2]) + (1 * BitStream[i+3]));
- rows++;
- /* Keep parity info and move four bits ahead*/
- Parity[0] ^= BitStream[i];
- Parity[1] ^= BitStream[i+1];
- Parity[2] ^= BitStream[i+2];
- Parity[3] ^= BitStream[i+3];
- i += 4;
- }
- }
- if ( rows == 10 )
- {
- if ( BitStream[i] == Parity[0] && BitStream[i+1] == Parity[1] &&
- BitStream[i+2] == Parity[2] && BitStream[i+3] == Parity[3] &&
- BitStream[i+4] == 0)
- {
- memcpy(pID,ID,strlen(ID));
- return 1;
- }
- }
- }
- printf("[PARITY ->]Failed. Flipping Bits, and rechecking parity for bitstream:\n[PARITY ->]");
- for (k = 0; k < LengthOfBitstream; k++)
- {
- BitStream[k] ^= 1;
- printf("%i", BitStream[k]);
- }
- puts(" ");
- counter++;
- }
- return 0;
-}
-//Reads and demodulates an em410x RFID tag. It further allows slight modification to the decoded bitstream
-//Once a suitable bitstream has been identified, and if needed, modified, it is replayed. Allowing emulation of the
-//"stolen" rfid tag.
-//No meaningful returns or arguments.
-int MWRem4xReplay(const char* Cmd)
-{
- // //header traces
- // static char ArrayTraceZero[] = { '0','0','0','0','0','0','0','0','0' };
- // static char ArrayTraceOne[] = { '1','1','1','1','1','1','1','1','1' };
- // //local string variables
- // char strClockRate[10] = {0x00};
- // char strAnswer[4] = {0x00};
- // char strTempBufferMini[2] = {0x00};
- // //our outbound bit-stream
- // char strSimulateBitStream[65] = {0x00};
- // //integers
- // int iClockRate = 0;
- // int needle = 0;
- // int j = 0;
- // int iFirstHeaderOffset = 0x00000000;
- // int numManchesterDemodBits=0;
- // //boolean values
- // bool bInverted = false;
- // //pointers to strings. memory will be allocated.
- // char* pstrInvertBitStream = 0x00000000;
- // char* pTempBuffer = 0x00000000;
- // char* pID = 0x00000000;
- // char* strBitStreamBuffer = 0x00000000;
-
-
- // puts("###################################");
- // puts("#### Em4x Replay ##");
- // puts("#### R.A.M. June 2013 ##");
- // puts("###################################");
- // //initialize
- // CmdLFRead("");
- // //Collect ourselves 10,000 samples
- // CmdSamples("10000");
- // puts("[->]preforming ASK demodulation\n");
- // //demodulate ask
- // Cmdaskdemod("0");
- // iClockRate = DetectClock(0);
- // sprintf(strClockRate, "%i\n",iClockRate);
- // printf("[->]Detected ClockRate: %s\n", strClockRate);
-
- // //If detected clock rate is something completely unreasonable, dont go ahead
- // if ( iClockRate < 0xFFFE )
- // {
- // pTempBuffer = (char*)malloc(MAX_GRAPH_TRACE_LEN);
- // if (pTempBuffer == 0x00000000)
- // return 0;
- // memset(pTempBuffer,0x00,MAX_GRAPH_TRACE_LEN);
- // //Preform manchester de-modulation and display in a single line.
- // numManchesterDemodBits = CmdManchesterDemod( strClockRate );
- // //note: numManchesterDemodBits is set above in CmdManchesterDemod()
- // if ( numManchesterDemodBits == 0 )
- // return 0;
- // strBitStreamBuffer = malloc(numManchesterDemodBits+1);
- // if ( strBitStreamBuffer == 0x00000000 )
- // return 0;
- // memset(strBitStreamBuffer, 0x00, (numManchesterDemodBits+1));
- // //fill strBitStreamBuffer with demodulated, string formatted bits.
- // for ( j = 0; j <= numManchesterDemodBits; j++ )
- // {
- // sprintf(strTempBufferMini, "%i",BitStream[j]);
- // strcat(strBitStreamBuffer,strTempBufferMini);
- // }
- // printf("[->]Demodulated Bitstream: \n%s\n", strBitStreamBuffer);
- // //Reset counter and select most probable bit stream
- // j = 0;
- // while ( j < numManchesterDemodBits )
- // {
- // memset(strSimulateBitStream,0x00,64);
- // //search for header of nine (9) 0's : 000000000 or nine (9) 1's : 1111 1111 1
- // if ( ( strncmp(strBitStreamBuffer+j, ArrayTraceZero, sizeof(ArrayTraceZero)) == 0 ) ||
- // ( strncmp(strBitStreamBuffer+j, ArrayTraceOne, sizeof(ArrayTraceOne)) == 0 ) )
- // {
- // iFirstHeaderOffset = j;
- // memcpy(strSimulateBitStream, strBitStreamBuffer+j,64);
- // printf("[->]Offset of Header");
- // if ( strncmp(strBitStreamBuffer+iFirstHeaderOffset, "0", 1) == 0 )
- // printf("'%s'", ArrayTraceZero );
- // else
- // printf("'%s'", ArrayTraceOne );
- // printf(": %i\nHighlighted string : %s\n",iFirstHeaderOffset,strSimulateBitStream);
- // //allow us to escape loop or choose another frame
- // puts("[<-]Are we happy with this sample? [Y]es/[N]o");
- // gets(strAnswer);
- // if ( ( strncmp(strAnswer,"y",1) == 0 ) || ( strncmp(strAnswer,"Y",1) == 0 ) )
- // {
- // j = numManchesterDemodBits+1;
- // break;
- // }
- // }
- // j++;
- // }
- // }
- // else return 0;
-
- // //Do we want the buffer inverted?
- // memset(strAnswer, 0x00, sizeof(strAnswer));
- // printf("[<-]Do you wish to invert the highlighted bitstream? [Y]es/[N]o\n");
- // gets(strAnswer);
- // if ( ( strncmp("y", strAnswer,1) == 0 ) || ( strncmp("Y", strAnswer, 1 ) == 0 ) )
- // {
- // //allocate heap memory
- // pstrInvertBitStream = (char*)malloc(numManchesterDemodBits);
- // if ( pstrInvertBitStream != 0x00000000 )
- // {
- // memset(pstrInvertBitStream,0x00,numManchesterDemodBits);
- // bInverted = true;
- // //Invert Bitstream
- // for ( needle = 0; needle <= numManchesterDemodBits; needle++ )
- // {
- // if (strSimulateBitStream[needle] == '0')
- // strcat(pstrInvertBitStream,"1");
- // else if (strSimulateBitStream[needle] == '1')
- // strcat(pstrInvertBitStream,"0");
- // }
- // printf("[->]Inverted bitstream: %s\n", pstrInvertBitStream);
- // }
- // }
- // //Confirm parity of selected string
- // pID = (char*)malloc(11);
- // if (pID != 0x00000000)
- // {
- // memset(pID, 0x00, 11);
- // if (ConfirmEm410xTagParity(strSimulateBitStream,pID, 64) == 1)
- // {
- // printf("[->]Parity confirmed for selected bitstream!\n");
- // printf("[->]Tag ID was detected as: [hex]:%s\n",pID );
- // }
- // else
- // printf("[->]Parity check failed for the selected bitstream!\n");
- // }
-
- // //Spoof
- // memset(strAnswer, 0x00, sizeof(strAnswer));
- // printf("[<-]Do you wish to continue with the EM4x simulation? [Y]es/[N]o\n");
- // gets(strAnswer);
- // if ( ( strncmp(strAnswer,"y",1) == 0 ) || ( strncmp(strAnswer,"Y",1) == 0 ) )
- // {
- // strcat(pTempBuffer, strClockRate);
- // strcat(pTempBuffer, " ");
- // if (bInverted == true)
- // strcat(pTempBuffer,pstrInvertBitStream);
- // if (bInverted == false)
- // strcat(pTempBuffer,strSimulateBitStream);
- // //inform the user
- // puts("[->]Starting simulation now: \n");
- // //Simulate tag with prepared buffer.
- // CmdLFSimManchester(pTempBuffer);
- // }
- // else if ( ( strcmp("n", strAnswer) == 0 ) || ( strcmp("N", strAnswer ) == 0 ) )
- // printf("[->]Exiting procedure now...\n");
- // else
- // printf("[->]Erroneous selection\nExiting procedure now....\n");
-
- // //Clean up -- Exit function
- // //clear memory, then release pointer.
- // if ( pstrInvertBitStream != 0x00000000 )
- // {
- // memset(pstrInvertBitStream,0x00,numManchesterDemodBits);
- // free(pstrInvertBitStream);
- // }
- // if ( pTempBuffer != 0x00000000 )
- // {
- // memset(pTempBuffer,0x00,MAX_GRAPH_TRACE_LEN);
- // free(pTempBuffer);
- // }
- // if ( pID != 0x00000000 )
- // {
- // memset(pID,0x00,11);
- // free(pID);
- // }
- // if ( strBitStreamBuffer != 0x00000000 )
- // {
- // memset(strBitStreamBuffer,0x00,numManchesterDemodBits);
- // free(strBitStreamBuffer);
- // }
- return 0;
-}
-
int CmdLFEM4X(const char *Cmd)
{
CmdsParse(CommandTable, Cmd);
int CmdHIDDemodFSK(const char *Cmd)
{
- int findone = 0;
+ int findone=0;
if(Cmd[0]=='1') findone=1;
- UsbCommand c = {CMD_HID_DEMOD_FSK};
- c.arg[0]=findone;
- SendCommand(&c);
- return 0;
+ UsbCommand c={CMD_HID_DEMOD_FSK};
+ c.arg[0]=findone;
+ SendCommand(&c);
+ return 0;
}
int CmdHIDSim(const char *Cmd)
#include "proxmark3.h"
#include "ui.h"
#include "cmdparser.h"
-#include "../include/common.h"
+#include "common.h"
#include "util.h"
-#include "../include/hitag2.h"
+#include "hitag2.h"
#include "sleep.h"
#include "cmdmain.h"
int CmdLFHitagList(const char *Cmd)
{
- uint8_t got[TRACE_BUFFER_SIZE];
- GetFromBigBuf(got,sizeof(got),0);
- WaitForResponse(CMD_ACK,NULL);
+ uint8_t *got = malloc(USB_CMD_DATA_SIZE);
- PrintAndLog("recorded activity:");
- PrintAndLog(" ETU :nbits: who bytes");
- PrintAndLog("---------+-----+----+-----------");
+ // Query for the actual size of the trace
+ UsbCommand response;
+ GetFromBigBuf(got, USB_CMD_DATA_SIZE, 0);
+ WaitForResponse(CMD_ACK, &response);
+ uint16_t traceLen = response.arg[2];
+ if (traceLen > USB_CMD_DATA_SIZE) {
+ uint8_t *p = realloc(got, traceLen);
+ if (p == NULL) {
+ PrintAndLog("Cannot allocate memory for trace");
+ free(got);
+ return 2;
+ }
+ got = p;
+ GetFromBigBuf(got, traceLen, 0);
+ WaitForResponse(CMD_ACK,NULL);
+ }
+
+ PrintAndLog("recorded activity (TraceLen = %d bytes):");
+ PrintAndLog(" ETU :nbits: who bytes");
+ PrintAndLog("---------+-----+----+-----------");
- int i = 0;
- int prev = -1;
- int len = strlen(Cmd);
+ int i = 0;
+ int prev = -1;
+ int len = strlen(Cmd);
- char filename[FILE_PATH_SIZE] = { 0x00 };
- FILE* pf = NULL;
+ char filename[FILE_PATH_SIZE] = { 0x00 };
+ FILE* pf = NULL;
- if (len > FILE_PATH_SIZE)
- len = FILE_PATH_SIZE;
- memcpy(filename, Cmd, len);
+ if (len > FILE_PATH_SIZE)
+ len = FILE_PATH_SIZE;
+ memcpy(filename, Cmd, len);
- if (strlen(filename) > 0) {
- if ((pf = fopen(filename,"wb")) == NULL) {
- PrintAndLog("Error: Could not open file [%s]",filename);
- return 1;
+ if (strlen(filename) > 0) {
+ if ((pf = fopen(filename,"wb")) == NULL) {
+ PrintAndLog("Error: Could not open file [%s]",filename);
+ return 1;
+ }
}
- }
-
- for (;;) {
-
- if(i >= TRACE_BUFFER_SIZE) { break; }
- bool isResponse;
- int timestamp = *((uint32_t *)(got+i));
- if (timestamp & 0x80000000) {
- timestamp &= 0x7fffffff;
- isResponse = 1;
- } else {
- isResponse = 0;
- }
+ for (;;) {
+
+ if(i > traceLen) { break; }
- int parityBits = *((uint32_t *)(got+i+4));
- // 4 bytes of additional information...
- // maximum of 32 additional parity bit information
- //
- // TODO:
- // at each quarter bit period we can send power level (16 levels)
- // or each half bit period in 256 levels.
+ bool isResponse;
+ int timestamp = *((uint32_t *)(got+i));
+ if (timestamp & 0x80000000) {
+ timestamp &= 0x7fffffff;
+ isResponse = 1;
+ } else {
+ isResponse = 0;
+ }
- int bits = got[i+8];
- int len = nbytes(got[i+8]);
+ int parityBits = *((uint32_t *)(got+i+4));
+ // 4 bytes of additional information...
+ // maximum of 32 additional parity bit information
+ //
+ // TODO:
+ // at each quarter bit period we can send power level (16 levels)
+ // or each half bit period in 256 levels.
- if (len > 100) {
- break;
- }
- if (i + len >= TRACE_BUFFER_SIZE) { break;}
+ int bits = got[i+8];
+ int len = nbytes(got[i+8]);
- uint8_t *frame = (got+i+9);
+ if (len > 100) {
+ break;
+ }
+ if (i + len > traceLen) { break;}
- // Break and stick with current result if buffer was not completely full
- if (frame[0] == 0x44 && frame[1] == 0x44 && frame[3] == 0x44) { break; }
+ uint8_t *frame = (got+i+9);
- char line[1000] = "";
- int j;
- for (j = 0; j < len; j++) {
- int oddparity = 0x01;
- int k;
+ // Break and stick with current result if buffer was not completely full
+ if (frame[0] == 0x44 && frame[1] == 0x44 && frame[3] == 0x44) { break; }
- for (k=0;k<8;k++) {
- oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01);
- }
+ char line[1000] = "";
+ int j;
+ for (j = 0; j < len; j++) {
+ int oddparity = 0x01;
+ int k;
- //if((parityBits >> (len - j - 1)) & 0x01) {
- if (isResponse && (oddparity != ((parityBits >> (len - j - 1)) & 0x01))) {
- sprintf(line+(j*4), "%02x! ", frame[j]);
- }
- else {
- sprintf(line+(j*4), "%02x ", frame[j]);
- }
- }
+ for (k=0;k<8;k++) {
+ oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01);
+ }
- PrintAndLog(" +%7d: %3d: %s %s",
- (prev < 0 ? 0 : (timestamp - prev)),
- bits,
- (isResponse ? "TAG" : " "),
- line);
+ //if((parityBits >> (len - j - 1)) & 0x01) {
+ if (isResponse && (oddparity != ((parityBits >> (len - j - 1)) & 0x01))) {
+ sprintf(line+(j*4), "%02x! ", frame[j]);
+ }
+ else {
+ sprintf(line+(j*4), "%02x ", frame[j]);
+ }
+ }
+ PrintAndLog(" +%7d: %3d: %s %s",
+ (prev < 0 ? 0 : (timestamp - prev)),
+ bits,
+ (isResponse ? "TAG" : " "),
+ line);
- if (pf) {
- fprintf(pf," +%7d: %3d: %s %s\n",
- (prev < 0 ? 0 : (timestamp - prev)),
- bits,
- (isResponse ? "TAG" : " "),
- line);
- }
-
- prev = timestamp;
- i += (len + 9);
- }
+ if (pf) {
+ fprintf(pf," +%7d: %3d: %s %s\n",
+ (prev < 0 ? 0 : (timestamp - prev)),
+ bits,
+ (isResponse ? "TAG" : " "),
+ line);
+ }
+
+ prev = timestamp;
+ i += (len + 9);
+ }
- if (pf) {
- fclose(pf);
- PrintAndLog("Recorded activity succesfully written to file: %s", filename);
- }
-
- return 0;
+ if (pf) {
+ fclose(pf);
+ PrintAndLog("Recorded activity succesfully written to file: %s", filename);
+ }
+
+ free(got);
+ return 0;
}
int CmdLFHitagSnoop(const char *Cmd) {
int CmdLFHitagSim(const char *Cmd) {
- UsbCommand c = {CMD_SIMULATE_HITAG};
+ UsbCommand c = {CMD_SIMULATE_HITAG};
char filename[FILE_PATH_SIZE] = { 0x00 };
FILE* pf;
bool tag_mem_supplied;
int len = strlen(Cmd);
if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
memcpy(filename, Cmd, len);
-
+
if (strlen(filename) > 0) {
if ((pf = fopen(filename,"rb+")) == NULL) {
PrintAndLog("Error: Could not open file [%s]",filename);
}
tag_mem_supplied = true;
if (fread(c.d.asBytes,48,1,pf) == 0) {
- PrintAndLog("Error: File reading error");
+ PrintAndLog("Error: File reading error");
fclose(pf);
return 1;
- }
+ }
fclose(pf);
} else {
tag_mem_supplied = false;
{"reader", CmdLFHitagReader, 1, "Act like a Hitag Reader"},
{"sim", CmdLFHitagSim, 1, "<infile> Simulate Hitag transponder"},
{"snoop", CmdLFHitagSnoop, 1, "Eavesdrop Hitag communication"},
- {NULL, NULL, 0, NULL}
+ {NULL, NULL, 0, NULL}
};
int CmdLFHitag(const char *Cmd)
int CmdIODemodFSK(const char *Cmd)
{
- int findone = 0;
- if (Cmd[0] =='1') findone = 1;
+ int findone=0;
+ if(Cmd[0]=='1') findone=1;
- UsbCommand c={CMD_IO_DEMOD_FSK};
- c.arg[0] = findone;
- SendCommand(&c);
- return 0;
+ UsbCommand c={CMD_IO_DEMOD_FSK};
+ c.arg[0]=findone;
+ SendCommand(&c);
+ return 0;
}
int CmdIOProxDemod(const char *Cmd){
static command_t CommandTable[] =
{
- {"help", CmdHelp, 1, "This help"},
- {"demod", CmdIOProxDemod, 1, "Demodulate Stream"},
- {"fskdemod", CmdIODemodFSK, 0, "['1'] Realtime IO FSK demodulator (option '1' for one tag only)"},
- {"clone", CmdIOClone, 0, "Clone ioProx Tag"},
+ {"help", CmdHelp, 1, "This help"},
+ {"demod", CmdIOProxDemod, 1, "Demodulate Stream"},
+ {"fskdemod", CmdIODemodFSK, 0, "['1'] Realtime IO FSK demodulator (option '1' for one tag only)"},
+ {"clone", CmdIOClone, 0, "Clone ioProx Tag"},
{NULL, NULL, 0, NULL}
};
#include "cmdparser.h"
#include "proxmark3.h"
#include "data.h"
-#include "../include/usb_cmd.h"
+#include "usb_cmd.h"
#include "ui.h"
#include "cmdhf.h"
#include "cmddata.h"
static command_t CommandTable[] =
{
- {"help", CmdHelp, 1, "This help. Use '<command> help' for details of a particular command."},
- {"data", CmdData, 1, "{ Plot window / data buffer manipulation... }"},
+ {"help", CmdHelp, 1, "This help. Use '<command> help' for details of a particular command."},
+ {"data", CmdData, 1, "{ Plot window / data buffer manipulation... }"},
{"hf", CmdHF, 1, "{ High Frequency commands... }"},
- {"hw", CmdHW, 1, "{ Hardware commands... }"},
+ {"hw", CmdHW, 1, "{ Hardware commands... }"},
{"lf", CmdLF, 1, "{ Low Frequency commands... }"},
- {"script", CmdScript, 1, "{ Scripting commands }"},
- {"quit", CmdQuit, 1, "Exit program"},
- {"exit", CmdQuit, 1, "Exit program"},
+ {"script", CmdScript, 1,"{ Scripting commands }"},
+ {"quit", CmdQuit, 1, "Exit program"},
+ {"exit", CmdQuit, 1, "Exit program"},
{NULL, NULL, 0, NULL}
};
* @return true if command was returned, otherwise false
*/
bool WaitForResponseTimeout(uint32_t cmd, UsbCommand* response, size_t ms_timeout) {
-
- UsbCommand resp;
+
+ UsbCommand resp;
if (response == NULL)
- response = &resp;
-
-
- // Wait until the command is received
- for(size_t dm_seconds=0; dm_seconds < ms_timeout/10; dm_seconds++) {
-
- while (getCommand(response)) {
- if(response->cmd == cmd){
- return true;
- }
- }
- msleep(10); // XXX ugh
- if (dm_seconds == 200) { // Two seconds elapsed
- PrintAndLog("Waiting for a response from the proxmark...");
- PrintAndLog("Don't forget to cancel its operation first by pressing on the button");
- }
+ response = &resp;
+
+
+ // Wait until the command is received
+ for(size_t dm_seconds=0; dm_seconds < ms_timeout/10; dm_seconds++) {
+
+ while(getCommand(response)) {
+ if(response->cmd == cmd){
+ return true;
+ }
+ }
+ msleep(10); // XXX ugh
+ if (dm_seconds == 200) { // Two seconds elapsed
+ PrintAndLog("Waiting for a response from the proxmark...");
+ PrintAndLog("Don't forget to cancel its operation first by pressing on the button");
+ }
}
return false;
}
switch(UC->cmd) {
// First check if we are handling a debug message
case CMD_DEBUG_PRINT_STRING: {
- char s[USB_CMD_DATA_SIZE+1] = {0x00};
- size_t len = MIN(UC->arg[0],USB_CMD_DATA_SIZE);
- memcpy(s,UC->d.asBytes,len);
- PrintAndLog("#db# %s ", s);
- return;
+ char s[USB_CMD_DATA_SIZE+1] = {0x00};
+ size_t len = MIN(UC->arg[0],USB_CMD_DATA_SIZE);
+ memcpy(s,UC->d.asBytes,len);
+ PrintAndLog("#db# %s ", s);
+ return;
} break;
case CMD_DEBUG_PRINT_INTEGERS: {
- PrintAndLog("#db# %08x, %08x, %08x \r\n", UC->arg[0], UC->arg[1], UC->arg[2]);
- return;
+ PrintAndLog("#db# %08x, %08x, %08x \r\n", UC->arg[0], UC->arg[1], UC->arg[2]);
+ return;
} break;
-
+
case CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K: {
- sample_buf_len += UC->arg[1];
- memcpy(sample_buf+(UC->arg[0]),UC->d.asBytes,UC->arg[1]);
+ memcpy(sample_buf+(UC->arg[0]),UC->d.asBytes,UC->arg[1]);
} break;
default:
- break;
- }
+ break;
+ }
- storeCommand(UC);
+ storeCommand(UC);
}
#include "cmdmain.h"
uint8_t* sample_buf;
-size_t sample_buf_len;
void GetFromBigBuf(uint8_t *dest, int bytes, int start_index)
{
- sample_buf_len = 0;
sample_buf = dest;
UsbCommand c = {CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K, {start_index, bytes, 0}};
SendCommand(&c);
#include <stdint.h>
-//trace buffer size as defined in armsrc/apps.h TRACE_SIZE
-#define TRACE_BUFFER_SIZE 4096
#define FILE_PATH_SIZE 1000
-#define SAMPLE_BUFFER_SIZE 64
extern uint8_t* sample_buf;
-extern size_t sample_buf_len;
#define arraylen(x) (sizeof(x)/sizeof((x)[0]))
void GetFromBigBuf(uint8_t *dest, int bytes, int start_index);
#include "flash.h"
#include "elf.h"
#include "proxendian.h"
-#include "../include/usb_cmd.h"
+#include "usb_cmd.h"
void SendCommand(UsbCommand* txcmd);
void ReceiveCommand(UsbCommand* rxcmd);
{
UsbCommand c;
c.cmd = CMD_DEVICE_INFO;
- SendCommand(&c);
+ SendCommand(&c);
UsbCommand resp;
ReceiveCommand(&resp);
memset(block_buf, 0xFF, BLOCK_SIZE);
memcpy(block_buf, data, length);
- UsbCommand c;
+ UsbCommand c;
c.cmd = CMD_FINISH_WRITE;
c.arg[0] = address;
memcpy(c.d.asBytes, block_buf, length);
- SendCommand(&c);
+ SendCommand(&c);
return wait_for_ack();
}
// just reset the unit
int flash_stop_flashing(void) {
UsbCommand c = {CMD_HARDWARE_RESET};
- SendCommand(&c);
- msleep(100);
- return 0;
+ SendCommand(&c);
+ msleep(100);
+ return 0;
}
void AppendGraph(int redraw, int clock, int bit)
{
int i;
- int half = (int)(clock/2);
- int firstbit = bit ^ 1;
-
- for (i = 0; i < half; ++i)
- GraphBuffer[GraphTraceLen++] = firstbit;
-
- for (i = 0; i <= half; ++i)
+
+ for (i = 0; i < (int)(clock / 2); ++i)
+ GraphBuffer[GraphTraceLen++] = bit ^ 1;
+
+ for (i = (int)(clock / 2); i < clock; ++i)
GraphBuffer[GraphTraceLen++] = bit;
if (redraw)
RepaintGraphWindow();
}
-/* clear out our graph window */
+// clear out our graph window
int ClearGraph(int redraw)
{
int gtl = GraphTraceLen;
memset(GraphBuffer, 0x00, GraphTraceLen);
GraphTraceLen = 0;
-
+
if (redraw)
RepaintGraphWindow();
return gtl;
}
-void SetGraphBuf(uint8_t *buff, int size)
+// DETECT CLOCK NOW IN LFDEMOD.C
+
+void setGraphBuf(uint8_t *buff, size_t size)
{
if ( buff == NULL ) return;
uint16_t i = 0;
if ( size > MAX_GRAPH_TRACE_LEN )
size = MAX_GRAPH_TRACE_LEN;
- ClearGraph(0);
- for (; i < size; ++i){
- GraphBuffer[i] = buff[i];
- }
- GraphTraceLen = size;
- RepaintGraphWindow();
- return;
+ ClearGraph(0);
+ for (; i < size; ++i){
+ GraphBuffer[i]=buff[i]-128;
+ }
+ GraphTraceLen=size;
+ RepaintGraphWindow();
+ return;
}
-
-// Copies grahpbuff to buff.
-// while triming values to the range -127 -- 127.
-int GetFromGraphBuf(uint8_t *buff)
+size_t getFromGraphBuf(uint8_t *buff)
{
- if ( buff == NULL ) return -1;
- uint32_t i = 0;
-
- for (; i < GraphTraceLen; ++i){
+ if ( buff == NULL ) return 0;
- // trim upper and lower values.
- if (GraphBuffer[i] > 127)
- GraphBuffer[i] = 127;
- else if (GraphBuffer[i] < -127)
- GraphBuffer[i] = -127;
-
- buff[i] = (uint8_t)(GraphBuffer[i] + 128);
- }
- return i;
+ uint32_t i;
+ for (i=0;i<GraphTraceLen;++i){
+ if (GraphBuffer[i]>127) GraphBuffer[i]=127; //trim
+ if (GraphBuffer[i]<-127) GraphBuffer[i]=-127; //trim
+ buff[i]=(uint8_t)(GraphBuffer[i]+128);
+ }
+ return i;
}
-/* Get or auto-detect clock rate */
-int GetClock(const char *str, int verbose)
+
+
+// Get or auto-detect clock rate
+int GetClock(const char *str, int peak, int verbose)
{
int clock;
-
sscanf(str, "%i", &clock);
if (!strcmp(str, ""))
clock = 0;
- /* Auto-detect clock */
- if (!clock) {
-
- uint8_t grph[MAX_GRAPH_TRACE_LEN] = {0x00};
- int size = GetFromGraphBuf(grph);
- if ( size < 0 ) {
+ // Auto-detect clock
+ if (!clock)
+ {
+ uint8_t grph[MAX_GRAPH_TRACE_LEN]={0};
+ size_t size = getFromGraphBuf(grph);
+ if ( size == 0 ) {
PrintAndLog("Failed to copy from graphbuffer");
return -1;
}
- clock = DetectASKClock(grph, size, 0);
-
- /* Only print this message if we're not looping something */
- if (verbose)
+ clock = DetectASKClock(grph,size,0);
+ // Only print this message if we're not looping something
+ if (!verbose){
PrintAndLog("Auto-detected clock rate: %d", clock);
}
+ }
return clock;
}
*high = (int)(*high * .88);
*low = (int)(*low * .88);
}
-}
\ No newline at end of file
+}
+
+int GetNRZpskClock(const char *str, int peak, int verbose)
+{
+ int clock;
+ sscanf(str, "%i", &clock);
+ if (!strcmp(str, ""))
+ clock = 0;
+
+ // Auto-detect clock
+ if (!clock)
+ {
+ uint8_t grph[MAX_GRAPH_TRACE_LEN]={0};
+ size_t size = getFromGraphBuf(grph);
+ if ( size == 0 ) {
+ PrintAndLog("Failed to copy from graphbuffer");
+ return -1;
+ }
+ clock = DetectpskNRZClock(grph,size,0);
+ // Only print this message if we're not looping something
+ if (!verbose){
+ PrintAndLog("Auto-detected clock rate: %d", clock);
+ }
+ }
+ return clock;
+}
#ifndef GRAPH_H__
#define GRAPH_H__
+#include <stdint.h>
void AppendGraph(int redraw, int clock, int bit);
int ClearGraph(int redraw);
-int GetFromGraphBuf(uint8_t *buff);
-int GetClock(const char *str, int verbose);
-void SetGraphBuf(uint8_t *buff,int size);
+//int DetectClock(int peak);
+size_t getFromGraphBuf(uint8_t *buff);
+int GetClock(const char *str, int peak, int verbose);
+int GetNRZpskClock(const char *str, int peak, int verbose);
+void setGraphBuf(uint8_t *buff, size_t size);
+
bool HasGraphData();
void DetectHighLowInGraph(int *high, int *low, bool addFuzz);
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with IClassCipher. If not, see <http://www.gnu.org/licenses/>.
+ * along with loclass. If not, see <http://www.gnu.org/licenses/>.
+ *
+ *
+ *
****************************************************************************/
+
#include "cipher.h"
#include "cipherutils.h"
#include <stdio.h>
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with IClassCipher. If not, see <http://www.gnu.org/licenses/>.
+ * along with loclass. If not, see <http://www.gnu.org/licenses/>.
+ *
+ *
+ *
****************************************************************************/
+
#ifndef CIPHER_H
#define CIPHER_H
#include <stdint.h>
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with IClassCipher. If not, see <http://www.gnu.org/licenses/>.
+ * along with loclass. If not, see <http://www.gnu.org/licenses/>.
+ *
+ *
+ *
****************************************************************************/
#include <stdint.h>
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with IClassCipher. If not, see <http://www.gnu.org/licenses/>.
+ * along with loclass. If not, see <http://www.gnu.org/licenses/>.
+ *
+ *
+ *
****************************************************************************/
+
#ifndef CIPHERUTILS_H
#define CIPHERUTILS_H
#include <stdint.h>
#define POLARSSL_DES_H
//#include "config.h"
-
+/**
+ * \def POLARSSL_CIPHER_MODE_CBC
+ *
+ * Enable Cipher Block Chaining mode (CBC) for symmetric ciphers.
+ */
+#define POLARSSL_CIPHER_MODE_CBC
+
#include <string.h>
#if defined(_MSC_VER) && !defined(EFIX64) && !defined(EFI32)
*/
int bruteforceFile(const char *filename, uint16_t keytable[])
{
+
FILE *f = fopen(filename, "rb");
if(!f) {
prnlog("Failed to read from file '%s'", filename);
//Test a few variants
if(fileExists("iclass_dump.bin"))
{
- errors |= bruteforceFile("iclass_dump.bin",keytable);
+ errors |= bruteforceFile("iclass_dump.bin",keytable);
}else if(fileExists("loclass/iclass_dump.bin")){
errors |= bruteforceFile("loclass/iclass_dump.bin",keytable);
}else if(fileExists("client/loclass/iclass_dump.bin")){
prnlog("[+] Iclass key permutation OK!");
return 0;
}
+int _testHash1()
+{
+ uint8_t csn[8]= {0x01,0x02,0x03,0x04,0xF7,0xFF,0x12,0xE0};
+ uint8_t k[8] = {0};
+ hash1(csn, k);
+ uint8_t expected[8] = {0x7E,0x72,0x2F,0x40,0x2D,0x02,0x51,0x42};
+ if(memcmp(k,expected,8) != 0)
+ {
+ prnlog("Error with hash1!");
+ printarr("calculated", k, 8);
+ printarr("expected", expected, 8);
+ return 1;
+ }
+ return 0;
+}
int testElite()
{
prnlog("[+] Hash2 looks fine...");
}
- prnlog("[+] Testing key diversification ...");
-
int errors = 0 ;
- errors +=_test_iclass_key_permutation();
+ prnlog("[+] Testing hash1...");
+ errors += _testHash1();
+ prnlog("[+] Testing key diversification ...");
+ errors +=_test_iclass_key_permutation();
errors += _testBruteforce();
+
return errors;
}
/*Opening file for writing in binary mode*/
FILE *fileHandle=fopen(fileName,"wb");
if(!fileHandle) {
- PrintAndLog("Failed to write to file '%s'", fileName);
+ prnlog("Failed to write to file '%s'", fileName);
free(fileName);
return 1;
}
fwrite(data, 1, datalen, fileHandle);
fclose(fileHandle);
- PrintAndLog("Saved data to '%s'", fileName);
+ prnlog("Saved data to '%s'", fileName);
free(fileName);
return 0;
}
-int loadFile(const char *fileName, void* data, size_t datalen)
-{
- FILE *filehandle = fopen(fileName, "rb");
- if(!filehandle) {
- PrintAndLog("Failed to read from file '%s'", fileName);
- free(filehandle);
- return 1;
- }
- fread(data,datalen,1,filehandle);
- fclose(filehandle);
- free(filehandle);
- return 0;
-}
/**
* Utility function to print to console. This is used consistently within the library instead
* of printf, but it actually only calls printf (and adds a linebreak).
* Flavio D. Garcia, Gerhard de Koning Gans, Roel Verdult and
* Milosch Meriac in the paper "Dismantling IClass".
*
- * This is a reference implementation of iclass key diversification. I'm sure it can be
- * optimized heavily. It is written for ease of understanding and correctness, please take it
- * and tweak it and make a super fast version instead, using this for testing and verification.
-
* Copyright (C) 2014 Martin Holst Swende
*
* This is free software: you can redistribute it and/or modify
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with IClassCipher. If not, see <http://www.gnu.org/licenses/>.
+ * along with loclass. If not, see <http://www.gnu.org/licenses/>.
+ *
+ *
+ *
****************************************************************************/
+
/**
--- /dev/null
+#ifndef LOCLASS_MAIN_H
+#define LOCLASS_MAIN_H
+
+#endif // LOCLASS_MAIN_H
#include <stdio.h>
-#include <cipherutils.h>
#include <stdint.h>
#include <stdbool.h>
#include <string.h>
errors += testMAC();
errors += doKeyTests(0);
errors += testElite();
+ if(errors)
+ {
+ prnlog("OBS! There were errors!!!");
+ }
return errors;
}
int showHelp()
{
- prnlog("Usage: iclazz [options]");
+ prnlog("Usage: loclass [options]");
prnlog("Options:");
prnlog("-t Perform self-test");
prnlog("-h Show this help");
CMD_EM4X_READ_WORD = 0x0218,
CMD_EM4X_WRITE_WORD = 0x0219,
CMD_IO_DEMOD_FSK = 0x021A,
- CMD_IO_CLONE_TAG = 0x021B,
+ CMD_IO_CLONE_TAG = 0x021B,
CMD_EM410X_DEMOD = 0x021c,
--/* CMD_SET_ADC_MUX: ext1 is 0 for lopkd, 1 for loraw, 2 for hipkd, 3 for hiraw */
CMD_MIFARE_CSETBLOCK = 0x0605,
CMD_MIFARE_CGETBLOCK = 0x0606,
CMD_MIFARE_CIDENT = 0x0607,
-
+
CMD_SIMULATE_MIFARE_CARD = 0x0610,
CMD_READER_MIFARE = 0x0611,
local data = self.data
local cmd = self.cmd
local arg1, arg2, arg3 = self.arg1, self.arg2, self.arg3
-
return bin.pack("LLLLH",cmd, arg1, arg2, arg3,data);
end
return _commands
\ No newline at end of file
local function save_TEXT(data,filename)
-- Open the output file
- local outfile = io.open(filename, "wb")
+ local outfile = io.open(filename, "w")
if outfile == nil then
return oops(string.format("Could not write to file %s",tostring(filename)))
end
convert_eml_to_bin = convert_eml_to_bin,
SaveAsBinary = save_BIN,
SaveAsText = save_TEXT,
+ SaveAsBinary = save_BIN,
+ SaveAsText = save_TEXT,
}
'eff603e1efe9',
'644672bd4afe',
+ 'b5ff67cba951',
+ }
+
+ --[[
+ Kiev metro cards
+ --]]
+ '8fe644038790',
+ 'f14ee7cae863',
+ '632193be1c3c',
+ '569369c5a0e5',
+ '9de89e070277',
+ 'eff603e1efe9',
+ '644672bd4afe',
+
'b5ff67cba951',
}
return retval\r
end,\r
\r
+ -- input parameter is a string\r
+ -- Swaps the endianess and returns a string, \r
+ -- IE: 'cd7a' -> '7acd' -> 0x7acd\r
+ SwapEndiannessStr = function(s, len)\r
+ if s == nil then return nil end\r
+ if #s == 0 then return '' end\r
+ if type(s) ~= 'string' then return nil end\r
+ \r
+ local retval\r
+ if len == 16 then\r
+ retval = s:sub(3,4)..s:sub(1,2)\r
+ elseif len == 24 then\r
+ retval = s:sub(5,6)..s:sub(3,4)..s:sub(1,2)\r
+ elseif len == 32 then\r
+ retval = s:sub(7,8)..s:sub(5,6)..s:sub(3,4)..s:sub(1,2)\r
+ end\r
+ return retval\r
+ end, \r
------------ CONVERSIONS\r
\r
--\r
local B,K,OUT,I,D=16,"0123456789ABCDEF","",0\r
while IN>0 do\r
I=I+1\r
- IN,D=math.floor(IN/B),math.mod(IN,B)+1\r
+ IN , D = math.floor(IN/B), math.modf(IN,B)+1\r
OUT=string.sub(K,D,D)..OUT\r
end\r
return OUT\r
uint16_t i, len;\r
uint32_t uid;\r
UsbCommand resp;\r
- \r
StateList_t statelists[2];\r
struct Crypto1State *p1, *p2, *p3, *p4;\r
\r
// "MAGIC" CARD\r
\r
int mfCSetUID(uint8_t *uid, uint8_t *oldUID, bool wantWipe) {\r
+ \r
+ uint8_t oldblock0[16] = {0x00};\r
uint8_t block0[16] = {0x00};\r
memcpy(block0, uid, 4); \r
block0[4] = block0[0]^block0[1]^block0[2]^block0[3]; // Mifare UID BCC\r
// mifare classic SAK(byte 5) and ATQA(byte 6 and 7)\r
- block0[5] = 0x08;\r
- block0[6] = 0x04;\r
- block0[7] = 0x00;\r
+ //block0[5] = 0x08;\r
+ //block0[6] = 0x04;\r
+ //block0[7] = 0x00;\r
+ \r
+ block0[5] = 0x01; //sak\r
+ block0[6] = 0x01;\r
+ block0[7] = 0x0f;\r
\r
+ int old = mfCGetBlock(0, oldblock0, CSETBLOCK_SINGLE_OPER);\r
+ if ( old == 0) {\r
+ memcpy(block0+8, oldblock0+8, 8);\r
+ PrintAndLog("block 0: %s", sprint_hex(block0,16));\r
+ } else {\r
+ PrintAndLog("Couldn't get olddata. Will write over the last bytes of Block 0.");\r
+ }\r
return mfCSetBlock(0, block0, oldUID, wantWipe, CSETBLOCK_SINGLE_OPER);\r
}\r
\r
UsbCommand resp;\r
if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r
isOK = resp.arg[0] & 0xff;\r
- if (uid != NULL) memcpy(uid, resp.d.asBytes, 4);\r
- if (!isOK) return 2;\r
+ if (uid != NULL) \r
+ memcpy(uid, resp.d.asBytes, 4);\r
+ if (!isOK) \r
+ return 2;\r
} else {\r
PrintAndLog("Command execute timeout");\r
return 1;\r
static uint8_t trailerAccessBytes[4] = {0x08, 0x77, 0x8F, 0x00};\r
\r
// variables\r
-char logHexFileName[200] = {0x00};\r
+char logHexFileName[FILE_PATH_SIZE] = {0x00};\r
static uint8_t traceCard[4096] = {0x00};\r
-static char traceFileName[200] = {0x00};\r
+static char traceFileName[FILE_PATH_SIZE] = {0x00};\r
static int traceState = TRACE_IDLE;\r
static uint8_t traceCurBlock = 0;\r
static uint8_t traceCurKey = 0;\r
\r
int loadTraceCard(uint8_t *tuid) {\r
FILE * f;\r
- char buf[64];\r
- uint8_t buf8[64];\r
+ char buf[64] = {0x00};\r
+ uint8_t buf8[64] = {0x00};\r
int i, blockNum;\r
\r
- if (!isTraceCardEmpty()) saveTraceCard();\r
+ if (!isTraceCardEmpty()) \r
+ saveTraceCard();\r
+ \r
memset(traceCard, 0x00, 4096);\r
memcpy(traceCard, tuid + 3, 4);\r
+\r
FillFileNameByUID(traceFileName, tuid, ".eml", 7);\r
\r
f = fopen(traceFileName, "r");\r
- if (!f) return 1;\r
+ if (!f) {\r
+ fclose(f);\r
+ return 1;\r
+ }\r
\r
blockNum = 0;\r
+ \r
while(!feof(f)){\r
+ \r
memset(buf, 0, sizeof(buf));\r
if (fgets(buf, sizeof(buf), f) == NULL) {\r
PrintAndLog("File reading error.");\r
if ((!strlen(traceFileName)) || (isTraceCardEmpty())) return 0;\r
\r
f = fopen(traceFileName, "w+");\r
+ if ( !f ) {\r
+ fclose(f);\r
+ return 1;\r
+ }\r
+ \r
for (int i = 0; i < 64; i++) { // blocks\r
for (int j = 0; j < 16; j++) // bytes\r
fprintf(f, "%02x", *(traceCard + i * 16 + j)); \r
fprintf(f,"\n");\r
}\r
fclose(f);\r
-\r
return 0;\r
}\r
\r
int mfTraceInit(uint8_t *tuid, uint8_t *atqa, uint8_t sak, bool wantSaveToEmlFile) {\r
\r
- if (traceCrypto1) crypto1_destroy(traceCrypto1);\r
+ if (traceCrypto1) \r
+ crypto1_destroy(traceCrypto1);\r
+\r
traceCrypto1 = NULL;\r
\r
- if (wantSaveToEmlFile) loadTraceCard(tuid);\r
+ if (wantSaveToEmlFile) \r
+ loadTraceCard(tuid);\r
+ \r
traceCard[4] = traceCard[0] ^ traceCard[1] ^ traceCard[2] ^ traceCard[3];\r
traceCard[5] = sak;\r
memcpy(&traceCard[6], atqa, 2);\r
int foundKey[2];\r
} sector;\r
\r
-extern char logHexFileName[200];\r
+extern char logHexFileName[FILE_PATH_SIZE];\r
\r
int mfnested(uint8_t blockNo, uint8_t keyType, uint8_t * key, uint8_t trgBlockNo, uint8_t trgKeyType, uint8_t * ResultKeys, bool calibrate);\r
int mfCheckKeys (uint8_t blockNo, uint8_t keyType, uint8_t keycnt, uint8_t * keyBlock, uint64_t * key);\r
statelist = malloc((sizeof *statelist) << 21); //how large should be? \r
if(!statelist || !odd || !even)\r
{\r
- free(statelist);\r
- free(odd);\r
- free(even);\r
+ free(statelist);\r
+ free(odd);\r
+ free(even);\r
return 0;\r
}\r
\r
--- /dev/null
+/**
+ * \file config.h
+ *
+ * \brief Configuration options (set of defines)
+ *
+ * Copyright (C) 2006-2014, Brainspark B.V.
+ *
+ * This file is part of PolarSSL (http://www.polarssl.org)
+ * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
+ *
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * This set of compile-time options may be used to enable
+ * or disable features selectively, and reduce the global
+ * memory footprint.
+ */
+#ifndef POLARSSL_CONFIG_H
+#define POLARSSL_CONFIG_H
+
+#if defined(_MSC_VER) && !defined(_CRT_SECURE_NO_DEPRECATE)
+#define _CRT_SECURE_NO_DEPRECATE 1
+#endif
+
+/**
+ * \name SECTION: System support
+ *
+ * This section sets system specific settings.
+ * \{
+ */
+
+/**
+ * \def POLARSSL_HAVE_INT8
+ *
+ * The system uses 8-bit wide native integers.
+ *
+ * Uncomment if native integers are 8-bit wide.
+ */
+//#define POLARSSL_HAVE_INT8
+
+/**
+ * \def POLARSSL_HAVE_INT16
+ *
+ * The system uses 16-bit wide native integers.
+ *
+ * Uncomment if native integers are 16-bit wide.
+ */
+//#define POLARSSL_HAVE_INT16
+
+/**
+ * \def POLARSSL_HAVE_LONGLONG
+ *
+ * The compiler supports the 'long long' type.
+ * (Only used on 32-bit platforms)
+ */
+#define POLARSSL_HAVE_LONGLONG
+
+/**
+ * \def POLARSSL_HAVE_ASM
+ *
+ * The compiler has support for asm().
+ *
+ * Requires support for asm() in compiler.
+ *
+ * Used in:
+ * library/timing.c
+ * library/padlock.c
+ * include/polarssl/bn_mul.h
+ *
+ * Comment to disable the use of assembly code.
+ */
+#define POLARSSL_HAVE_ASM
+
+/**
+ * \def POLARSSL_HAVE_SSE2
+ *
+ * CPU supports SSE2 instruction set.
+ *
+ * Uncomment if the CPU supports SSE2 (IA-32 specific).
+ */
+//#define POLARSSL_HAVE_SSE2
+
+/**
+ * \def POLARSSL_HAVE_TIME
+ *
+ * System has time.h and time() / localtime() / gettimeofday().
+ *
+ * Comment if your system does not support time functions
+ */
+#define POLARSSL_HAVE_TIME
+
+/**
+ * \def POLARSSL_HAVE_IPV6
+ *
+ * System supports the basic socket interface for IPv6 (RFC 3493),
+ * specifically getaddrinfo(), freeaddrinfo() and struct sockaddr_storage.
+ *
+ * Note: on Windows/MingW, XP or higher is required.
+ *
+ * Comment if your system does not support the IPv6 socket interface
+ */
+#define POLARSSL_HAVE_IPV6
+
+/**
+ * \def POLARSSL_PLATFORM_MEMORY
+ *
+ * Enable the memory allocation layer.
+ *
+ * By default PolarSSL uses the system-provided malloc() and free().
+ * This allows different allocators (self-implemented or provided) to be
+ * provided to the platform abstraction layer.
+ *
+ * Enabling POLARSSL_PLATFORM_MEMORY will provide "platform_set_malloc_free()"
+ * to allow you to set an alternative malloc() and free() function pointer.
+ *
+ * Requires: POLARSSL_PLATFORM_C
+ *
+ * Enable this layer to allow use of alternative memory allocators.
+ */
+//#define POLARSSL_PLATFORM_MEMORY
+
+/**
+ * \def POLARSSL_PLATFORM_NO_STD_FUNCTIONS
+ *
+ * Do not assign standard functions in the platform layer (e.g. malloc() to
+ * POLARSSL_PLATFORM_STD_MALLOC and printf() to POLARSSL_PLATFORM_STD_PRINTF)
+ *
+ * This makes sure there are no linking errors on platforms that do not support
+ * these functions. You will HAVE to provide alternatives, either at runtime
+ * via the platform_set_xxx() functions or at compile time by setting
+ * the POLARSSL_PLATFORM_STD_XXX defines.
+ *
+ * Requires: POLARSSL_PLATFORM_C
+ *
+ * Uncomment to prevent default assignment of standard functions in the
+ * platform layer.
+ */
+//#define POLARSSL_PLATFORM_NO_STD_FUNCTIONS
+
+/**
+ * \def POLARSSL_PLATFORM_XXX_ALT
+ *
+ * Uncomment a macro to let PolarSSL support the function in the platform
+ * abstraction layer.
+ *
+ * Example: In case you uncomment POLARSSL_PLATFORM_PRINTF_ALT, PolarSSL will
+ * provide a function "platform_set_printf()" that allows you to set an
+ * alternative printf function pointer.
+ *
+ * All these define require POLARSSL_PLATFORM_C to be defined!
+ *
+ * Uncomment a macro to enable alternate implementation of specific base
+ * platform function
+ */
+//#define POLARSSL_PLATFORM_PRINTF_ALT
+//#define POLARSSL_PLATFORM_FPRINTF_ALT
+/* \} name SECTION: System support */
+
+/**
+ * \name SECTION: PolarSSL feature support
+ *
+ * This section sets support for features that are or are not needed
+ * within the modules that are enabled.
+ * \{
+ */
+
+/**
+ * \def POLARSSL_TIMING_ALT
+ *
+ * Uncomment to provide your own alternate implementation for hardclock(),
+ * get_timer(), set_alarm() and m_sleep().
+ *
+ * Only works if you have POLARSSL_TIMING_C enabled.
+ *
+ * You will need to provide a header "timing_alt.h" and an implementation at
+ * compile time.
+ */
+//#define POLARSSL_TIMING_ALT
+
+/**
+ * \def POLARSSL_XXX_ALT
+ *
+ * Uncomment a macro to let PolarSSL use your alternate core implementation of
+ * a symmetric or hash algorithm (e.g. platform specific assembly optimized
+ * implementations). Keep in mind that the function prototypes should remain
+ * the same.
+ *
+ * Example: In case you uncomment POLARSSL_AES_ALT, PolarSSL will no longer
+ * provide the "struct aes_context" definition and omit the base function
+ * declarations and implementations. "aes_alt.h" will be included from
+ * "aes.h" to include the new function definitions.
+ *
+ * Uncomment a macro to enable alternate implementation for core algorithm
+ * functions
+ */
+//#define POLARSSL_AES_ALT
+//#define POLARSSL_ARC4_ALT
+//#define POLARSSL_BLOWFISH_ALT
+//#define POLARSSL_CAMELLIA_ALT
+//#define POLARSSL_DES_ALT
+//#define POLARSSL_XTEA_ALT
+//#define POLARSSL_MD2_ALT
+//#define POLARSSL_MD4_ALT
+//#define POLARSSL_MD5_ALT
+//#define POLARSSL_RIPEMD160_ALT
+//#define POLARSSL_SHA1_ALT
+//#define POLARSSL_SHA256_ALT
+//#define POLARSSL_SHA512_ALT
+
+/**
+ * \def POLARSSL_AES_ROM_TABLES
+ *
+ * Store the AES tables in ROM.
+ *
+ * Uncomment this macro to store the AES tables in ROM.
+ *
+ */
+//#define POLARSSL_AES_ROM_TABLES
+
+/**
+ * \def POLARSSL_CIPHER_MODE_CBC
+ *
+ * Enable Cipher Block Chaining mode (CBC) for symmetric ciphers.
+ */
+#define POLARSSL_CIPHER_MODE_CBC
+
+/**
+ * \def POLARSSL_CIPHER_MODE_CFB
+ *
+ * Enable Cipher Feedback mode (CFB) for symmetric ciphers.
+ */
+#define POLARSSL_CIPHER_MODE_CFB
+
+/**
+ * \def POLARSSL_CIPHER_MODE_CTR
+ *
+ * Enable Counter Block Cipher mode (CTR) for symmetric ciphers.
+ */
+#define POLARSSL_CIPHER_MODE_CTR
+
+/**
+ * \def POLARSSL_CIPHER_NULL_CIPHER
+ *
+ * Enable NULL cipher.
+ * Warning: Only do so when you know what you are doing. This allows for
+ * encryption or channels without any security!
+ *
+ * Requires POLARSSL_ENABLE_WEAK_CIPHERSUITES as well to enable
+ * the following ciphersuites:
+ * TLS_ECDH_ECDSA_WITH_NULL_SHA
+ * TLS_ECDH_RSA_WITH_NULL_SHA
+ * TLS_ECDHE_ECDSA_WITH_NULL_SHA
+ * TLS_ECDHE_RSA_WITH_NULL_SHA
+ * TLS_ECDHE_PSK_WITH_NULL_SHA384
+ * TLS_ECDHE_PSK_WITH_NULL_SHA256
+ * TLS_ECDHE_PSK_WITH_NULL_SHA
+ * TLS_DHE_PSK_WITH_NULL_SHA384
+ * TLS_DHE_PSK_WITH_NULL_SHA256
+ * TLS_DHE_PSK_WITH_NULL_SHA
+ * TLS_RSA_WITH_NULL_SHA256
+ * TLS_RSA_WITH_NULL_SHA
+ * TLS_RSA_WITH_NULL_MD5
+ * TLS_RSA_PSK_WITH_NULL_SHA384
+ * TLS_RSA_PSK_WITH_NULL_SHA256
+ * TLS_RSA_PSK_WITH_NULL_SHA
+ * TLS_PSK_WITH_NULL_SHA384
+ * TLS_PSK_WITH_NULL_SHA256
+ * TLS_PSK_WITH_NULL_SHA
+ *
+ * Uncomment this macro to enable the NULL cipher and ciphersuites
+ */
+//#define POLARSSL_CIPHER_NULL_CIPHER
+
+/**
+ * \def POLARSSL_CIPHER_PADDING_XXX
+ *
+ * Uncomment or comment macros to add support for specific padding modes
+ * in the cipher layer with cipher modes that support padding (e.g. CBC)
+ *
+ * If you disable all padding modes, only full blocks can be used with CBC.
+ *
+ * Enable padding modes in the cipher layer.
+ */
+#define POLARSSL_CIPHER_PADDING_PKCS7
+#define POLARSSL_CIPHER_PADDING_ONE_AND_ZEROS
+#define POLARSSL_CIPHER_PADDING_ZEROS_AND_LEN
+#define POLARSSL_CIPHER_PADDING_ZEROS
+
+/**
+ * \def POLARSSL_ENABLE_WEAK_CIPHERSUITES
+ *
+ * Enable weak ciphersuites in SSL / TLS.
+ * Warning: Only do so when you know what you are doing. This allows for
+ * channels with virtually no security at all!
+ *
+ * This enables the following ciphersuites:
+ * TLS_RSA_WITH_DES_CBC_SHA
+ * TLS_DHE_RSA_WITH_DES_CBC_SHA
+ *
+ * Uncomment this macro to enable weak ciphersuites
+ */
+//#define POLARSSL_ENABLE_WEAK_CIPHERSUITES
+
+/**
+ * \def POLARSSL_REMOVE_ARC4_CIPHERSUITES
+ *
+ * Remove RC4 ciphersuites by default in SSL / TLS.
+ * This flag removes the ciphersuites based on RC4 from the default list as
+ * returned by ssl_list_ciphersuites(). However, it is still possible to
+ * enable (some of) them with ssl_set_ciphersuites() by including them
+ * explicitly.
+ *
+ * Uncomment this macro to remove RC4 ciphersuites by default.
+ */
+//#define POLARSSL_REMOVE_ARC4_CIPHERSUITES
+
+/**
+ * \def POLARSSL_ECP_XXXX_ENABLED
+ *
+ * Enables specific curves within the Elliptic Curve module.
+ * By default all supported curves are enabled.
+ *
+ * Comment macros to disable the curve and functions for it
+ */
+#define POLARSSL_ECP_DP_SECP192R1_ENABLED
+#define POLARSSL_ECP_DP_SECP224R1_ENABLED
+#define POLARSSL_ECP_DP_SECP256R1_ENABLED
+#define POLARSSL_ECP_DP_SECP384R1_ENABLED
+#define POLARSSL_ECP_DP_SECP521R1_ENABLED
+#define POLARSSL_ECP_DP_SECP192K1_ENABLED
+#define POLARSSL_ECP_DP_SECP224K1_ENABLED
+#define POLARSSL_ECP_DP_SECP256K1_ENABLED
+#define POLARSSL_ECP_DP_BP256R1_ENABLED
+#define POLARSSL_ECP_DP_BP384R1_ENABLED
+#define POLARSSL_ECP_DP_BP512R1_ENABLED
+//#define POLARSSL_ECP_DP_M221_ENABLED // Not implemented yet!
+#define POLARSSL_ECP_DP_M255_ENABLED
+//#define POLARSSL_ECP_DP_M383_ENABLED // Not implemented yet!
+//#define POLARSSL_ECP_DP_M511_ENABLED // Not implemented yet!
+
+/**
+ * \def POLARSSL_ECP_NIST_OPTIM
+ *
+ * Enable specific 'modulo p' routines for each NIST prime.
+ * Depending on the prime and architecture, makes operations 4 to 8 times
+ * faster on the corresponding curve.
+ *
+ * Comment this macro to disable NIST curves optimisation.
+ */
+#define POLARSSL_ECP_NIST_OPTIM
+
+/**
+ * \def POLARSSL_ECDSA_DETERMINISTIC
+ *
+ * Enable deterministic ECDSA (RFC 6979).
+ * Standard ECDSA is "fragile" in the sense that lack of entropy when signing
+ * may result in a compromise of the long-term signing key. This is avoided by
+ * the deterministic variant.
+ *
+ * Requires: POLARSSL_HMAC_DRBG_C
+ *
+ * Comment this macro to disable deterministic ECDSA.
+ */
+#define POLARSSL_ECDSA_DETERMINISTIC
+
+/**
+ * \def POLARSSL_KEY_EXCHANGE_PSK_ENABLED
+ *
+ * Enable the PSK based ciphersuite modes in SSL / TLS.
+ *
+ * This enables the following ciphersuites (if other requisites are
+ * enabled as well):
+ * TLS_PSK_WITH_AES_256_GCM_SHA384
+ * TLS_PSK_WITH_AES_256_CBC_SHA384
+ * TLS_PSK_WITH_AES_256_CBC_SHA
+ * TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384
+ * TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384
+ * TLS_PSK_WITH_AES_128_GCM_SHA256
+ * TLS_PSK_WITH_AES_128_CBC_SHA256
+ * TLS_PSK_WITH_AES_128_CBC_SHA
+ * TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256
+ * TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_PSK_WITH_3DES_EDE_CBC_SHA
+ * TLS_PSK_WITH_RC4_128_SHA
+ */
+#define POLARSSL_KEY_EXCHANGE_PSK_ENABLED
+
+/**
+ * \def POLARSSL_KEY_EXCHANGE_DHE_PSK_ENABLED
+ *
+ * Enable the DHE-PSK based ciphersuite modes in SSL / TLS.
+ *
+ * Requires: POLARSSL_DHM_C
+ *
+ * This enables the following ciphersuites (if other requisites are
+ * enabled as well):
+ * TLS_DHE_PSK_WITH_AES_256_GCM_SHA384
+ * TLS_DHE_PSK_WITH_AES_256_CBC_SHA384
+ * TLS_DHE_PSK_WITH_AES_256_CBC_SHA
+ * TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384
+ * TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384
+ * TLS_DHE_PSK_WITH_AES_128_GCM_SHA256
+ * TLS_DHE_PSK_WITH_AES_128_CBC_SHA256
+ * TLS_DHE_PSK_WITH_AES_128_CBC_SHA
+ * TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256
+ * TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA
+ * TLS_DHE_PSK_WITH_RC4_128_SHA
+ */
+#define POLARSSL_KEY_EXCHANGE_DHE_PSK_ENABLED
+
+/**
+ * \def POLARSSL_KEY_EXCHANGE_ECDHE_PSK_ENABLED
+ *
+ * Enable the ECDHE-PSK based ciphersuite modes in SSL / TLS.
+ *
+ * Requires: POLARSSL_ECDH_C
+ *
+ * This enables the following ciphersuites (if other requisites are
+ * enabled as well):
+ * TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384
+ * TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA
+ * TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384
+ * TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256
+ * TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA
+ * TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA
+ * TLS_ECDHE_PSK_WITH_RC4_128_SHA
+ */
+#define POLARSSL_KEY_EXCHANGE_ECDHE_PSK_ENABLED
+
+/**
+ * \def POLARSSL_KEY_EXCHANGE_RSA_PSK_ENABLED
+ *
+ * Enable the RSA-PSK based ciphersuite modes in SSL / TLS.
+ *
+ * Requires: POLARSSL_RSA_C, POLARSSL_PKCS1_V15,
+ * POLARSSL_X509_CRT_PARSE_C
+ *
+ * This enables the following ciphersuites (if other requisites are
+ * enabled as well):
+ * TLS_RSA_PSK_WITH_AES_256_GCM_SHA384
+ * TLS_RSA_PSK_WITH_AES_256_CBC_SHA384
+ * TLS_RSA_PSK_WITH_AES_256_CBC_SHA
+ * TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384
+ * TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384
+ * TLS_RSA_PSK_WITH_AES_128_GCM_SHA256
+ * TLS_RSA_PSK_WITH_AES_128_CBC_SHA256
+ * TLS_RSA_PSK_WITH_AES_128_CBC_SHA
+ * TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256
+ * TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA
+ * TLS_RSA_PSK_WITH_RC4_128_SHA
+ */
+#define POLARSSL_KEY_EXCHANGE_RSA_PSK_ENABLED
+
+/**
+ * \def POLARSSL_KEY_EXCHANGE_RSA_ENABLED
+ *
+ * Enable the RSA-only based ciphersuite modes in SSL / TLS.
+ *
+ * Requires: POLARSSL_RSA_C, POLARSSL_PKCS1_V15,
+ * POLARSSL_X509_CRT_PARSE_C
+ *
+ * This enables the following ciphersuites (if other requisites are
+ * enabled as well):
+ * TLS_RSA_WITH_AES_256_GCM_SHA384
+ * TLS_RSA_WITH_AES_256_CBC_SHA256
+ * TLS_RSA_WITH_AES_256_CBC_SHA
+ * TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384
+ * TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256
+ * TLS_RSA_WITH_CAMELLIA_256_CBC_SHA
+ * TLS_RSA_WITH_AES_128_GCM_SHA256
+ * TLS_RSA_WITH_AES_128_CBC_SHA256
+ * TLS_RSA_WITH_AES_128_CBC_SHA
+ * TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256
+ * TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_RSA_WITH_CAMELLIA_128_CBC_SHA
+ * TLS_RSA_WITH_3DES_EDE_CBC_SHA
+ * TLS_RSA_WITH_RC4_128_SHA
+ * TLS_RSA_WITH_RC4_128_MD5
+ */
+#define POLARSSL_KEY_EXCHANGE_RSA_ENABLED
+
+/**
+ * \def POLARSSL_KEY_EXCHANGE_DHE_RSA_ENABLED
+ *
+ * Enable the DHE-RSA based ciphersuite modes in SSL / TLS.
+ *
+ * Requires: POLARSSL_DHM_C, POLARSSL_RSA_C, POLARSSL_PKCS1_V15,
+ * POLARSSL_X509_CRT_PARSE_C
+ *
+ * This enables the following ciphersuites (if other requisites are
+ * enabled as well):
+ * TLS_DHE_RSA_WITH_AES_256_GCM_SHA384
+ * TLS_DHE_RSA_WITH_AES_256_CBC_SHA256
+ * TLS_DHE_RSA_WITH_AES_256_CBC_SHA
+ * TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384
+ * TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256
+ * TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA
+ * TLS_DHE_RSA_WITH_AES_128_GCM_SHA256
+ * TLS_DHE_RSA_WITH_AES_128_CBC_SHA256
+ * TLS_DHE_RSA_WITH_AES_128_CBC_SHA
+ * TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256
+ * TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA
+ * TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA
+ */
+#define POLARSSL_KEY_EXCHANGE_DHE_RSA_ENABLED
+
+/**
+ * \def POLARSSL_KEY_EXCHANGE_ECDHE_RSA_ENABLED
+ *
+ * Enable the ECDHE-RSA based ciphersuite modes in SSL / TLS.
+ *
+ * Requires: POLARSSL_ECDH_C, POLARSSL_RSA_C, POLARSSL_PKCS1_V15,
+ * POLARSSL_X509_CRT_PARSE_C
+ *
+ * This enables the following ciphersuites (if other requisites are
+ * enabled as well):
+ * TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384
+ * TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384
+ * TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA
+ * TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384
+ * TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384
+ * TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256
+ * TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256
+ * TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA
+ * TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256
+ * TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA
+ * TLS_ECDHE_RSA_WITH_RC4_128_SHA
+ */
+#define POLARSSL_KEY_EXCHANGE_ECDHE_RSA_ENABLED
+
+/**
+ * \def POLARSSL_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED
+ *
+ * Enable the ECDHE-ECDSA based ciphersuite modes in SSL / TLS.
+ *
+ * Requires: POLARSSL_ECDH_C, POLARSSL_ECDSA_C, POLARSSL_X509_CRT_PARSE_C,
+ *
+ * This enables the following ciphersuites (if other requisites are
+ * enabled as well):
+ * TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384
+ * TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384
+ * TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA
+ * TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384
+ * TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384
+ * TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256
+ * TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256
+ * TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA
+ * TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256
+ * TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA
+ * TLS_ECDHE_ECDSA_WITH_RC4_128_SHA
+ */
+#define POLARSSL_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED
+
+/**
+ * \def POLARSSL_KEY_EXCHANGE_ECDH_ECDSA_ENABLED
+ *
+ * Enable the ECDH-ECDSA based ciphersuite modes in SSL / TLS.
+ *
+ * Requires: POLARSSL_ECDH_C, POLARSSL_X509_CRT_PARSE_C
+ *
+ * This enables the following ciphersuites (if other requisites are
+ * enabled as well):
+ * TLS_ECDH_ECDSA_WITH_RC4_128_SHA
+ * TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA
+ * TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA
+ * TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA
+ * TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256
+ * TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384
+ * TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256
+ * TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384
+ * TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384
+ * TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256
+ * TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384
+ */
+#define POLARSSL_KEY_EXCHANGE_ECDH_ECDSA_ENABLED
+
+/**
+ * \def POLARSSL_KEY_EXCHANGE_ECDH_RSA_ENABLED
+ *
+ * Enable the ECDH-RSA based ciphersuite modes in SSL / TLS.
+ *
+ * Requires: POLARSSL_ECDH_C, POLARSSL_X509_CRT_PARSE_C
+ *
+ * This enables the following ciphersuites (if other requisites are
+ * enabled as well):
+ * TLS_ECDH_RSA_WITH_RC4_128_SHA
+ * TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA
+ * TLS_ECDH_RSA_WITH_AES_128_CBC_SHA
+ * TLS_ECDH_RSA_WITH_AES_256_CBC_SHA
+ * TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256
+ * TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384
+ * TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256
+ * TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384
+ * TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384
+ * TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256
+ * TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384
+ */
+#define POLARSSL_KEY_EXCHANGE_ECDH_RSA_ENABLED
+
+/**
+ * \def POLARSSL_PK_PARSE_EC_EXTENDED
+ *
+ * Enhance support for reading EC keys using variants of SEC1 not allowed by
+ * RFC 5915 and RFC 5480.
+ *
+ * Currently this means parsing the SpecifiedECDomain choice of EC
+ * parameters (only known groups are supported, not arbitrary domains, to
+ * avoid validation issues).
+ *
+ * Disable if you only need to support RFC 5915 + 5480 key formats.
+ */
+#define POLARSSL_PK_PARSE_EC_EXTENDED
+
+/**
+ * \def POLARSSL_ERROR_STRERROR_BC
+ *
+ * Make available the backward compatible error_strerror() next to the
+ * current polarssl_strerror().
+ *
+ * For new code, it is recommended to use polarssl_strerror() instead and
+ * disable this.
+ *
+ * Disable if you run into name conflicts and want to really remove the
+ * error_strerror()
+ */
+#define POLARSSL_ERROR_STRERROR_BC
+
+/**
+ * \def POLARSSL_ERROR_STRERROR_DUMMY
+ *
+ * Enable a dummy error function to make use of polarssl_strerror() in
+ * third party libraries easier when POLARSSL_ERROR_C is disabled
+ * (no effect when POLARSSL_ERROR_C is enabled).
+ *
+ * You can safely disable this if POLARSSL_ERROR_C is enabled, or if you're
+ * not using polarssl_strerror() or error_strerror() in your application.
+ *
+ * Disable if you run into name conflicts and want to really remove the
+ * polarssl_strerror()
+ */
+#define POLARSSL_ERROR_STRERROR_DUMMY
+
+/**
+ * \def POLARSSL_GENPRIME
+ *
+ * Enable the prime-number generation code.
+ *
+ * Requires: POLARSSL_BIGNUM_C
+ */
+#define POLARSSL_GENPRIME
+
+/**
+ * \def POLARSSL_FS_IO
+ *
+ * Enable functions that use the filesystem.
+ */
+#define POLARSSL_FS_IO
+
+/**
+ * \def POLARSSL_NO_DEFAULT_ENTROPY_SOURCES
+ *
+ * Do not add default entropy sources. These are the platform specific,
+ * hardclock and HAVEGE based poll functions.
+ *
+ * This is useful to have more control over the added entropy sources in an
+ * application.
+ *
+ * Uncomment this macro to prevent loading of default entropy functions.
+ */
+//#define POLARSSL_NO_DEFAULT_ENTROPY_SOURCES
+
+/**
+ * \def POLARSSL_NO_PLATFORM_ENTROPY
+ *
+ * Do not use built-in platform entropy functions.
+ * This is useful if your platform does not support
+ * standards like the /dev/urandom or Windows CryptoAPI.
+ *
+ * Uncomment this macro to disable the built-in platform entropy functions.
+ */
+//#define POLARSSL_NO_PLATFORM_ENTROPY
+
+/**
+ * \def POLARSSL_ENTROPY_FORCE_SHA256
+ *
+ * Force the entropy accumulator to use a SHA-256 accumulator instead of the
+ * default SHA-512 based one (if both are available).
+ *
+ * Requires: POLARSSL_SHA256_C
+ *
+ * On 32-bit systems SHA-256 can be much faster than SHA-512. Use this option
+ * if you have performance concerns.
+ *
+ * This option is only useful if both POLARSSL_SHA256_C and
+ * POLARSSL_SHA512_C are defined. Otherwise the available hash module is used.
+ */
+//#define POLARSSL_ENTROPY_FORCE_SHA256
+
+/**
+ * \def POLARSSL_MEMORY_DEBUG
+ *
+ * Enable debugging of buffer allocator memory issues. Automatically prints
+ * (to stderr) all (fatal) messages on memory allocation issues. Enables
+ * function for 'debug output' of allocated memory.
+ *
+ * Requires: POLARSSL_MEMORY_BUFFER_ALLOC_C
+ *
+ * Uncomment this macro to let the buffer allocator print out error messages.
+ */
+//#define POLARSSL_MEMORY_DEBUG
+
+/**
+ * \def POLARSSL_MEMORY_BACKTRACE
+ *
+ * Include backtrace information with each allocated block.
+ *
+ * Requires: POLARSSL_MEMORY_BUFFER_ALLOC_C
+ * GLIBC-compatible backtrace() an backtrace_symbols() support
+ *
+ * Uncomment this macro to include backtrace information
+ */
+//#define POLARSSL_MEMORY_BACKTRACE
+
+/**
+ * \def POLARSSL_PKCS1_V15
+ *
+ * Enable support for PKCS#1 v1.5 encoding.
+ *
+ * Requires: POLARSSL_RSA_C
+ *
+ * This enables support for PKCS#1 v1.5 operations.
+ */
+#define POLARSSL_PKCS1_V15
+
+/**
+ * \def POLARSSL_PKCS1_V21
+ *
+ * Enable support for PKCS#1 v2.1 encoding.
+ *
+ * Requires: POLARSSL_MD_C, POLARSSL_RSA_C
+ *
+ * This enables support for RSAES-OAEP and RSASSA-PSS operations.
+ */
+#define POLARSSL_PKCS1_V21
+
+/**
+ * \def POLARSSL_RSA_NO_CRT
+ *
+ * Do not use the Chinese Remainder Theorem for the RSA private operation.
+ *
+ * Uncomment this macro to disable the use of CRT in RSA.
+ *
+ */
+//#define POLARSSL_RSA_NO_CRT
+
+/**
+ * \def POLARSSL_SELF_TEST
+ *
+ * Enable the checkup functions (*_self_test).
+ */
+#define POLARSSL_SELF_TEST
+
+/**
+ * \def POLARSSL_SSL_ALL_ALERT_MESSAGES
+ *
+ * Enable sending of alert messages in case of encountered errors as per RFC.
+ * If you choose not to send the alert messages, PolarSSL can still communicate
+ * with other servers, only debugging of failures is harder.
+ *
+ * The advantage of not sending alert messages, is that no information is given
+ * about reasons for failures thus preventing adversaries of gaining intel.
+ *
+ * Enable sending of all alert messages
+ */
+#define POLARSSL_SSL_ALERT_MESSAGES
+
+/**
+ * \def POLARSSL_SSL_DEBUG_ALL
+ *
+ * Enable the debug messages in SSL module for all issues.
+ * Debug messages have been disabled in some places to prevent timing
+ * attacks due to (unbalanced) debugging function calls.
+ *
+ * If you need all error reporting you should enable this during debugging,
+ * but remove this for production servers that should log as well.
+ *
+ * Uncomment this macro to report all debug messages on errors introducing
+ * a timing side-channel.
+ *
+ */
+//#define POLARSSL_SSL_DEBUG_ALL
+
+/**
+ * \def POLARSSL_SSL_HW_RECORD_ACCEL
+ *
+ * Enable hooking functions in SSL module for hardware acceleration of
+ * individual records.
+ *
+ * Uncomment this macro to enable hooking functions.
+ */
+//#define POLARSSL_SSL_HW_RECORD_ACCEL
+
+/**
+ * \def POLARSSL_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO
+ *
+ * Enable support for receiving and parsing SSLv2 Client Hello messages for the
+ * SSL Server module (POLARSSL_SSL_SRV_C).
+ *
+ * Comment this macro to disable support for SSLv2 Client Hello messages.
+ */
+#define POLARSSL_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO
+
+/**
+ * \def POLARSSL_SSL_SRV_RESPECT_CLIENT_PREFERENCE
+ *
+ * Pick the ciphersuite according to the client's preferences rather than ours
+ * in the SSL Server module (POLARSSL_SSL_SRV_C).
+ *
+ * Uncomment this macro to respect client's ciphersuite order
+ */
+//#define POLARSSL_SSL_SRV_RESPECT_CLIENT_PREFERENCE
+
+/**
+ * \def POLARSSL_SSL_MAX_FRAGMENT_LENGTH
+ *
+ * Enable support for RFC 6066 max_fragment_length extension in SSL.
+ *
+ * Comment this macro to disable support for the max_fragment_length extension
+ */
+#define POLARSSL_SSL_MAX_FRAGMENT_LENGTH
+
+/**
+ * \def POLARSSL_SSL_PROTO_SSL3
+ *
+ * Enable support for SSL 3.0.
+ *
+ * Requires: POLARSSL_MD5_C
+ * POLARSSL_SHA1_C
+ *
+ * Comment this macro to disable support for SSL 3.0
+ */
+#define POLARSSL_SSL_PROTO_SSL3
+
+/**
+ * \def POLARSSL_SSL_PROTO_TLS1
+ *
+ * Enable support for TLS 1.0.
+ *
+ * Requires: POLARSSL_MD5_C
+ * POLARSSL_SHA1_C
+ *
+ * Comment this macro to disable support for TLS 1.0
+ */
+#define POLARSSL_SSL_PROTO_TLS1
+
+/**
+ * \def POLARSSL_SSL_PROTO_TLS1_1
+ *
+ * Enable support for TLS 1.1.
+ *
+ * Requires: POLARSSL_MD5_C
+ * POLARSSL_SHA1_C
+ *
+ * Comment this macro to disable support for TLS 1.1
+ */
+#define POLARSSL_SSL_PROTO_TLS1_1
+
+/**
+ * \def POLARSSL_SSL_PROTO_TLS1_2
+ *
+ * Enable support for TLS 1.2.
+ *
+ * Requires: POLARSSL_SHA1_C or POLARSSL_SHA256_C or POLARSSL_SHA512_C
+ * (Depends on ciphersuites)
+ *
+ * Comment this macro to disable support for TLS 1.2
+ */
+#define POLARSSL_SSL_PROTO_TLS1_2
+
+/**
+ * \def POLARSSL_SSL_ALPN
+ *
+ * Enable support for Application Layer Protocol Negotiation.
+ * draft-ietf-tls-applayerprotoneg-05
+ *
+ * Comment this macro to disable support for ALPN.
+ */
+#define POLARSSL_SSL_ALPN
+
+/**
+ * \def POLARSSL_SSL_SESSION_TICKETS
+ *
+ * Enable support for RFC 5077 session tickets in SSL.
+ *
+ * Requires: POLARSSL_AES_C
+ * POLARSSL_SHA256_C
+ * POLARSSL_CIPHER_MODE_CBC
+ *
+ * Comment this macro to disable support for SSL session tickets
+ */
+#define POLARSSL_SSL_SESSION_TICKETS
+
+/**
+ * \def POLARSSL_SSL_SERVER_NAME_INDICATION
+ *
+ * Enable support for RFC 6066 server name indication (SNI) in SSL.
+ *
+ * Comment this macro to disable support for server name indication in SSL
+ */
+#define POLARSSL_SSL_SERVER_NAME_INDICATION
+
+/**
+ * \def POLARSSL_SSL_TRUNCATED_HMAC
+ *
+ * Enable support for RFC 6066 truncated HMAC in SSL.
+ *
+ * Comment this macro to disable support for truncated HMAC in SSL
+ */
+#define POLARSSL_SSL_TRUNCATED_HMAC
+
+/**
+ * \def POLARSSL_SSL_SET_CURVES
+ *
+ * Enable ssl_set_curves().
+ *
+ * This is disabled by default since it breaks binary compatibility with the
+ * 1.3.x line. If you choose to enable it, you will need to rebuild your
+ * application against the new header files, relinking will not be enough.
+ * It will be enabled by default, or no longer an option, in the 1.4 branch.
+ *
+ * Uncomment to make ssl_set_curves() available.
+ */
+//#define POLARSSL_SSL_SET_CURVES
+
+/**
+ * \def POLARSSL_THREADING_ALT
+ *
+ * Provide your own alternate threading implementation.
+ *
+ * Requires: POLARSSL_THREADING_C
+ *
+ * Uncomment this to allow your own alternate threading implementation.
+ */
+//#define POLARSSL_THREADING_ALT
+
+/**
+ * \def POLARSSL_THREADING_PTHREAD
+ *
+ * Enable the pthread wrapper layer for the threading layer.
+ *
+ * Requires: POLARSSL_THREADING_C
+ *
+ * Uncomment this to enable pthread mutexes.
+ */
+//#define POLARSSL_THREADING_PTHREAD
+
+/**
+ * \def POLARSSL_VERSION_FEATURES
+ *
+ * Allow run-time checking of compile-time enabled features. Thus allowing users
+ * to check at run-time if the library is for instance compiled with threading
+ * support via version_check_feature().
+ *
+ * Requires: POLARSSL_VERSION_C
+ *
+ * Comment this to disable run-time checking and save ROM space
+ */
+#define POLARSSL_VERSION_FEATURES
+
+/**
+ * \def POLARSSL_X509_ALLOW_EXTENSIONS_NON_V3
+ *
+ * If set, the X509 parser will not break-off when parsing an X509 certificate
+ * and encountering an extension in a v1 or v2 certificate.
+ *
+ * Uncomment to prevent an error.
+ */
+//#define POLARSSL_X509_ALLOW_EXTENSIONS_NON_V3
+
+/**
+ * \def POLARSSL_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION
+ *
+ * If set, the X509 parser will not break-off when parsing an X509 certificate
+ * and encountering an unknown critical extension.
+ *
+ * Uncomment to prevent an error.
+ */
+//#define POLARSSL_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION
+
+/**
+ * \def POLARSSL_X509_CHECK_KEY_USAGE
+ *
+ * Enable verification of the keyUsage extension (CA and leaf certificates).
+ *
+ * Disabling this avoids problems with mis-issued and/or misused
+ * (intermediate) CA and leaf certificates.
+ *
+ * \warning Depending on your PKI use, disabling this can be a security risk!
+ *
+ * Comment to skip keyUsage checking for both CA and leaf certificates.
+ */
+#define POLARSSL_X509_CHECK_KEY_USAGE
+
+/**
+ * \def POLARSSL_X509_CHECK_EXTENDED_KEY_USAGE
+ *
+ * Enable verification of the extendedKeyUsage extension (leaf certificates).
+ *
+ * Disabling this avoids problems with mis-issued and/or misused certificates.
+ *
+ * \warning Depending on your PKI use, disabling this can be a security risk!
+ *
+ * Comment to skip extendedKeyUsage checking for certificates.
+ */
+#define POLARSSL_X509_CHECK_EXTENDED_KEY_USAGE
+
+/**
+ * \def POLARSSL_X509_RSASSA_PSS_SUPPORT
+ *
+ * Enable parsing and verification of X.509 certificates, CRLs and CSRS
+ * signed with RSASSA-PSS (aka PKCS#1 v2.1).
+ *
+ * Comment this macro to disallow using RSASSA-PSS in certificates.
+ */
+#define POLARSSL_X509_RSASSA_PSS_SUPPORT
+
+/**
+ * \def POLARSSL_ZLIB_SUPPORT
+ *
+ * If set, the SSL/TLS module uses ZLIB to support compression and
+ * decompression of packet data.
+ *
+ * \warning TLS-level compression MAY REDUCE SECURITY! See for example the
+ * CRIME attack. Before enabling this option, you should examine with care if
+ * CRIME or similar exploits may be a applicable to your use case.
+ *
+ * Used in: library/ssl_tls.c
+ * library/ssl_cli.c
+ * library/ssl_srv.c
+ *
+ * This feature requires zlib library and headers to be present.
+ *
+ * Uncomment to enable use of ZLIB
+ */
+//#define POLARSSL_ZLIB_SUPPORT
+/* \} name SECTION: PolarSSL feature support */
+
+/**
+ * \name SECTION: PolarSSL modules
+ *
+ * This section enables or disables entire modules in PolarSSL
+ * \{
+ */
+
+/**
+ * \def POLARSSL_AESNI_C
+ *
+ * Enable AES-NI support on x86-64.
+ *
+ * Module: library/aesni.c
+ * Caller: library/aes.c
+ *
+ * Requires: POLARSSL_HAVE_ASM
+ *
+ * This modules adds support for the AES-NI instructions on x86-64
+ */
+//#define POLARSSL_AESNI_C
+
+/**
+ * \def POLARSSL_AES_C
+ *
+ * Enable the AES block cipher.
+ *
+ * Module: library/aes.c
+ * Caller: library/ssl_tls.c
+ * library/pem.c
+ * library/ctr_drbg.c
+ *
+ * This module enables the following ciphersuites (if other requisites are
+ * enabled as well):
+ * TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA
+ * TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA
+ * TLS_ECDH_RSA_WITH_AES_128_CBC_SHA
+ * TLS_ECDH_RSA_WITH_AES_256_CBC_SHA
+ * TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256
+ * TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384
+ * TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256
+ * TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384
+ * TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256
+ * TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384
+ * TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256
+ * TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384
+ * TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384
+ * TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384
+ * TLS_DHE_RSA_WITH_AES_256_GCM_SHA384
+ * TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384
+ * TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384
+ * TLS_DHE_RSA_WITH_AES_256_CBC_SHA256
+ * TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA
+ * TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA
+ * TLS_DHE_RSA_WITH_AES_256_CBC_SHA
+ * TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256
+ * TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256
+ * TLS_DHE_RSA_WITH_AES_128_GCM_SHA256
+ * TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256
+ * TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256
+ * TLS_DHE_RSA_WITH_AES_128_CBC_SHA256
+ * TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA
+ * TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA
+ * TLS_DHE_RSA_WITH_AES_128_CBC_SHA
+ * TLS_DHE_PSK_WITH_AES_256_GCM_SHA384
+ * TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384
+ * TLS_DHE_PSK_WITH_AES_256_CBC_SHA384
+ * TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA
+ * TLS_DHE_PSK_WITH_AES_256_CBC_SHA
+ * TLS_DHE_PSK_WITH_AES_128_GCM_SHA256
+ * TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256
+ * TLS_DHE_PSK_WITH_AES_128_CBC_SHA256
+ * TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA
+ * TLS_DHE_PSK_WITH_AES_128_CBC_SHA
+ * TLS_RSA_WITH_AES_256_GCM_SHA384
+ * TLS_RSA_WITH_AES_256_CBC_SHA256
+ * TLS_RSA_WITH_AES_256_CBC_SHA
+ * TLS_RSA_WITH_AES_128_GCM_SHA256
+ * TLS_RSA_WITH_AES_128_CBC_SHA256
+ * TLS_RSA_WITH_AES_128_CBC_SHA
+ * TLS_RSA_PSK_WITH_AES_256_GCM_SHA384
+ * TLS_RSA_PSK_WITH_AES_256_CBC_SHA384
+ * TLS_RSA_PSK_WITH_AES_256_CBC_SHA
+ * TLS_RSA_PSK_WITH_AES_128_GCM_SHA256
+ * TLS_RSA_PSK_WITH_AES_128_CBC_SHA256
+ * TLS_RSA_PSK_WITH_AES_128_CBC_SHA
+ * TLS_PSK_WITH_AES_256_GCM_SHA384
+ * TLS_PSK_WITH_AES_256_CBC_SHA384
+ * TLS_PSK_WITH_AES_256_CBC_SHA
+ * TLS_PSK_WITH_AES_128_GCM_SHA256
+ * TLS_PSK_WITH_AES_128_CBC_SHA256
+ * TLS_PSK_WITH_AES_128_CBC_SHA
+ *
+ * PEM_PARSE uses AES for decrypting encrypted keys.
+ */
+#define POLARSSL_AES_C
+
+/**
+ * \def POLARSSL_ARC4_C
+ *
+ * Enable the ARCFOUR stream cipher.
+ *
+ * Module: library/arc4.c
+ * Caller: library/ssl_tls.c
+ *
+ * This module enables the following ciphersuites (if other requisites are
+ * enabled as well):
+ * TLS_ECDH_ECDSA_WITH_RC4_128_SHA
+ * TLS_ECDH_RSA_WITH_RC4_128_SHA
+ * TLS_ECDHE_ECDSA_WITH_RC4_128_SHA
+ * TLS_ECDHE_RSA_WITH_RC4_128_SHA
+ * TLS_ECDHE_PSK_WITH_RC4_128_SHA
+ * TLS_DHE_PSK_WITH_RC4_128_SHA
+ * TLS_RSA_WITH_RC4_128_SHA
+ * TLS_RSA_WITH_RC4_128_MD5
+ * TLS_RSA_PSK_WITH_RC4_128_SHA
+ * TLS_PSK_WITH_RC4_128_SHA
+ */
+#define POLARSSL_ARC4_C
+
+/**
+ * \def POLARSSL_ASN1_PARSE_C
+ *
+ * Enable the generic ASN1 parser.
+ *
+ * Module: library/asn1.c
+ * Caller: library/x509.c
+ * library/dhm.c
+ * library/pkcs12.c
+ * library/pkcs5.c
+ * library/pkparse.c
+ */
+#define POLARSSL_ASN1_PARSE_C
+
+/**
+ * \def POLARSSL_ASN1_WRITE_C
+ *
+ * Enable the generic ASN1 writer.
+ *
+ * Module: library/asn1write.c
+ * Caller: library/ecdsa.c
+ * library/pkwrite.c
+ * library/x509_create.c
+ * library/x509write_crt.c
+ * library/x509write_csr.c
+ */
+#define POLARSSL_ASN1_WRITE_C
+
+/**
+ * \def POLARSSL_BASE64_C
+ *
+ * Enable the Base64 module.
+ *
+ * Module: library/base64.c
+ * Caller: library/pem.c
+ *
+ * This module is required for PEM support (required by X.509).
+ */
+#define POLARSSL_BASE64_C
+
+/**
+ * \def POLARSSL_BIGNUM_C
+ *
+ * Enable the multi-precision integer library.
+ *
+ * Module: library/bignum.c
+ * Caller: library/dhm.c
+ * library/ecp.c
+ * library/ecdsa.c
+ * library/rsa.c
+ * library/ssl_tls.c
+ *
+ * This module is required for RSA, DHM and ECC (ECDH, ECDSA) support.
+ */
+#define POLARSSL_BIGNUM_C
+
+/**
+ * \def POLARSSL_BLOWFISH_C
+ *
+ * Enable the Blowfish block cipher.
+ *
+ * Module: library/blowfish.c
+ */
+#define POLARSSL_BLOWFISH_C
+
+/**
+ * \def POLARSSL_CAMELLIA_C
+ *
+ * Enable the Camellia block cipher.
+ *
+ * Module: library/camellia.c
+ * Caller: library/ssl_tls.c
+ *
+ * This module enables the following ciphersuites (if other requisites are
+ * enabled as well):
+ * TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384
+ * TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384
+ * TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256
+ * TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384
+ * TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256
+ * TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384
+ * TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384
+ * TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384
+ * TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384
+ * TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384
+ * TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384
+ * TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256
+ * TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA
+ * TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256
+ * TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256
+ * TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256
+ * TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA
+ * TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384
+ * TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384
+ * TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384
+ * TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256
+ * TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384
+ * TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256
+ * TLS_RSA_WITH_CAMELLIA_256_CBC_SHA
+ * TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256
+ * TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_RSA_WITH_CAMELLIA_128_CBC_SHA
+ * TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384
+ * TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384
+ * TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256
+ * TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256
+ * TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384
+ * TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384
+ * TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256
+ * TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256
+ */
+#define POLARSSL_CAMELLIA_C
+
+/**
+ * \def POLARSSL_CCM_C
+ *
+ * Enable the Counter with CBC-MAC (CCM) mode for 128-bit block cipher.
+ *
+ * Module: library/ccm.c
+ *
+ * Requires: POLARSSL_AES_C or POLARSSL_CAMELLIA_C
+ *
+ * This module enables the AES-CCM ciphersuites, if other requisites are
+ * enabled as well.
+ */
+#define POLARSSL_CCM_C
+
+/**
+ * \def POLARSSL_CERTS_C
+ *
+ * Enable the test certificates.
+ *
+ * Module: library/certs.c
+ * Caller:
+ *
+ * Requires: POLARSSL_PEM_PARSE_C
+ *
+ * This module is used for testing (ssl_client/server).
+ */
+#define POLARSSL_CERTS_C
+
+/**
+ * \def POLARSSL_CIPHER_C
+ *
+ * Enable the generic cipher layer.
+ *
+ * Module: library/cipher.c
+ * Caller: library/ssl_tls.c
+ *
+ * Uncomment to enable generic cipher wrappers.
+ */
+#define POLARSSL_CIPHER_C
+
+/**
+ * \def POLARSSL_CTR_DRBG_C
+ *
+ * Enable the CTR_DRBG AES-256-based random generator.
+ *
+ * Module: library/ctr_drbg.c
+ * Caller:
+ *
+ * Requires: POLARSSL_AES_C
+ *
+ * This module provides the CTR_DRBG AES-256 random number generator.
+ */
+#define POLARSSL_CTR_DRBG_C
+
+/**
+ * \def POLARSSL_DEBUG_C
+ *
+ * Enable the debug functions.
+ *
+ * Module: library/debug.c
+ * Caller: library/ssl_cli.c
+ * library/ssl_srv.c
+ * library/ssl_tls.c
+ *
+ * This module provides debugging functions.
+ */
+#define POLARSSL_DEBUG_C
+
+/**
+ * \def POLARSSL_DES_C
+ *
+ * Enable the DES block cipher.
+ *
+ * Module: library/des.c
+ * Caller: library/pem.c
+ * library/ssl_tls.c
+ *
+ * This module enables the following ciphersuites (if other requisites are
+ * enabled as well):
+ * TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA
+ * TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA
+ * TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA
+ * TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA
+ * TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA
+ * TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA
+ * TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA
+ * TLS_RSA_WITH_3DES_EDE_CBC_SHA
+ * TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA
+ * TLS_PSK_WITH_3DES_EDE_CBC_SHA
+ *
+ * PEM_PARSE uses DES/3DES for decrypting encrypted keys.
+ */
+#define POLARSSL_DES_C
+
+/**
+ * \def POLARSSL_DHM_C
+ *
+ * Enable the Diffie-Hellman-Merkle module.
+ *
+ * Module: library/dhm.c
+ * Caller: library/ssl_cli.c
+ * library/ssl_srv.c
+ *
+ * This module is used by the following key exchanges:
+ * DHE-RSA, DHE-PSK
+ */
+#define POLARSSL_DHM_C
+
+/**
+ * \def POLARSSL_ECDH_C
+ *
+ * Enable the elliptic curve Diffie-Hellman library.
+ *
+ * Module: library/ecdh.c
+ * Caller: library/ssl_cli.c
+ * library/ssl_srv.c
+ *
+ * This module is used by the following key exchanges:
+ * ECDHE-ECDSA, ECDHE-RSA, DHE-PSK
+ *
+ * Requires: POLARSSL_ECP_C
+ */
+#define POLARSSL_ECDH_C
+
+/**
+ * \def POLARSSL_ECDSA_C
+ *
+ * Enable the elliptic curve DSA library.
+ *
+ * Module: library/ecdsa.c
+ * Caller:
+ *
+ * This module is used by the following key exchanges:
+ * ECDHE-ECDSA
+ *
+ * Requires: POLARSSL_ECP_C, POLARSSL_ASN1_WRITE_C, POLARSSL_ASN1_PARSE_C
+ */
+#define POLARSSL_ECDSA_C
+
+/**
+ * \def POLARSSL_ECP_C
+ *
+ * Enable the elliptic curve over GF(p) library.
+ *
+ * Module: library/ecp.c
+ * Caller: library/ecdh.c
+ * library/ecdsa.c
+ *
+ * Requires: POLARSSL_BIGNUM_C and at least one POLARSSL_ECP_DP_XXX_ENABLED
+ */
+#define POLARSSL_ECP_C
+
+/**
+ * \def POLARSSL_ENTROPY_C
+ *
+ * Enable the platform-specific entropy code.
+ *
+ * Module: library/entropy.c
+ * Caller:
+ *
+ * Requires: POLARSSL_SHA512_C or POLARSSL_SHA256_C
+ *
+ * This module provides a generic entropy pool
+ */
+#define POLARSSL_ENTROPY_C
+
+/**
+ * \def POLARSSL_ERROR_C
+ *
+ * Enable error code to error string conversion.
+ *
+ * Module: library/error.c
+ * Caller:
+ *
+ * This module enables polarssl_strerror().
+ */
+#define POLARSSL_ERROR_C
+
+/**
+ * \def POLARSSL_GCM_C
+ *
+ * Enable the Galois/Counter Mode (GCM) for AES.
+ *
+ * Module: library/gcm.c
+ *
+ * Requires: POLARSSL_AES_C or POLARSSL_CAMELLIA_C
+ *
+ * This module enables the AES-GCM and CAMELLIA-GCM ciphersuites, if other
+ * requisites are enabled as well.
+ */
+#define POLARSSL_GCM_C
+
+/**
+ * \def POLARSSL_HAVEGE_C
+ *
+ * Enable the HAVEGE random generator.
+ *
+ * Warning: the HAVEGE random generator is not suitable for virtualized
+ * environments
+ *
+ * Warning: the HAVEGE random generator is dependent on timing and specific
+ * processor traits. It is therefore not advised to use HAVEGE as
+ * your applications primary random generator or primary entropy pool
+ * input. As a secondary input to your entropy pool, it IS able add
+ * the (limited) extra entropy it provides.
+ *
+ * Module: library/havege.c
+ * Caller:
+ *
+ * Requires: POLARSSL_TIMING_C
+ *
+ * Uncomment to enable the HAVEGE random generator.
+ */
+//#define POLARSSL_HAVEGE_C
+
+/**
+ * \def POLARSSL_HMAC_DRBG_C
+ *
+ * Enable the HMAC_DRBG random generator.
+ *
+ * Module: library/hmac_drbg.c
+ * Caller:
+ *
+ * Requires: POLARSSL_MD_C
+ *
+ * Uncomment to enable the HMAC_DRBG random number geerator.
+ */
+#define POLARSSL_HMAC_DRBG_C
+
+/**
+ * \def POLARSSL_MD_C
+ *
+ * Enable the generic message digest layer.
+ *
+ * Module: library/md.c
+ * Caller:
+ *
+ * Uncomment to enable generic message digest wrappers.
+ */
+#define POLARSSL_MD_C
+
+/**
+ * \def POLARSSL_MD2_C
+ *
+ * Enable the MD2 hash algorithm.
+ *
+ * Module: library/md2.c
+ * Caller:
+ *
+ * Uncomment to enable support for (rare) MD2-signed X.509 certs.
+ */
+//#define POLARSSL_MD2_C
+
+/**
+ * \def POLARSSL_MD4_C
+ *
+ * Enable the MD4 hash algorithm.
+ *
+ * Module: library/md4.c
+ * Caller:
+ *
+ * Uncomment to enable support for (rare) MD4-signed X.509 certs.
+ */
+//#define POLARSSL_MD4_C
+
+/**
+ * \def POLARSSL_MD5_C
+ *
+ * Enable the MD5 hash algorithm.
+ *
+ * Module: library/md5.c
+ * Caller: library/md.c
+ * library/pem.c
+ * library/ssl_tls.c
+ *
+ * This module is required for SSL/TLS and X.509.
+ * PEM_PARSE uses MD5 for decrypting encrypted keys.
+ */
+#define POLARSSL_MD5_C
+
+/**
+ * \def POLARSSL_MEMORY_C
+ * Deprecated since 1.3.5. Please use POLARSSL_PLATFORM_MEMORY instead.
+ */
+//#define POLARSSL_MEMORY_C
+
+/**
+ * \def POLARSSL_MEMORY_BUFFER_ALLOC_C
+ *
+ * Enable the buffer allocator implementation that makes use of a (stack)
+ * based buffer to 'allocate' dynamic memory. (replaces malloc() and free()
+ * calls)
+ *
+ * Module: library/memory_buffer_alloc.c
+ *
+ * Requires: POLARSSL_PLATFORM_C
+ * POLARSSL_PLATFORM_MEMORY (to use it within PolarSSL)
+ *
+ * Enable this module to enable the buffer memory allocator.
+ */
+//#define POLARSSL_MEMORY_BUFFER_ALLOC_C
+
+/**
+ * \def POLARSSL_NET_C
+ *
+ * Enable the TCP/IP networking routines.
+ *
+ * Module: library/net.c
+ *
+ * This module provides TCP/IP networking routines.
+ */
+#define POLARSSL_NET_C
+
+/**
+ * \def POLARSSL_OID_C
+ *
+ * Enable the OID database.
+ *
+ * Module: library/oid.c
+ * Caller: library/asn1write.c
+ * library/pkcs5.c
+ * library/pkparse.c
+ * library/pkwrite.c
+ * library/rsa.c
+ * library/x509.c
+ * library/x509_create.c
+ * library/x509_crl.c
+ * library/x509_crt.c
+ * library/x509_csr.c
+ * library/x509write_crt.c
+ * library/x509write_csr.c
+ *
+ * This modules translates between OIDs and internal values.
+ */
+#define POLARSSL_OID_C
+
+/**
+ * \def POLARSSL_PADLOCK_C
+ *
+ * Enable VIA Padlock support on x86.
+ *
+ * Module: library/padlock.c
+ * Caller: library/aes.c
+ *
+ * Requires: POLARSSL_HAVE_ASM
+ *
+ * This modules adds support for the VIA PadLock on x86.
+ */
+//#define POLARSSL_PADLOCK_C
+
+/**
+ * \def POLARSSL_PBKDF2_C
+ *
+ * Enable PKCS#5 PBKDF2 key derivation function.
+ * DEPRECATED: Use POLARSSL_PKCS5_C instead
+ *
+ * Module: library/pbkdf2.c
+ *
+ * Requires: POLARSSL_PKCS5_C
+ *
+ * This module adds support for the PKCS#5 PBKDF2 key derivation function.
+ */
+#define POLARSSL_PBKDF2_C
+
+/**
+ * \def POLARSSL_PEM_PARSE_C
+ *
+ * Enable PEM decoding / parsing.
+ *
+ * Module: library/pem.c
+ * Caller: library/dhm.c
+ * library/pkparse.c
+ * library/x509_crl.c
+ * library/x509_crt.c
+ * library/x509_csr.c
+ *
+ * Requires: POLARSSL_BASE64_C
+ *
+ * This modules adds support for decoding / parsing PEM files.
+ */
+#define POLARSSL_PEM_PARSE_C
+
+/**
+ * \def POLARSSL_PEM_WRITE_C
+ *
+ * Enable PEM encoding / writing.
+ *
+ * Module: library/pem.c
+ * Caller: library/pkwrite.c
+ * library/x509write_crt.c
+ * library/x509write_csr.c
+ *
+ * Requires: POLARSSL_BASE64_C
+ *
+ * This modules adds support for encoding / writing PEM files.
+ */
+#define POLARSSL_PEM_WRITE_C
+
+/**
+ * \def POLARSSL_PK_C
+ *
+ * Enable the generic public (asymetric) key layer.
+ *
+ * Module: library/pk.c
+ * Caller: library/ssl_tls.c
+ * library/ssl_cli.c
+ * library/ssl_srv.c
+ *
+ * Requires: POLARSSL_RSA_C or POLARSSL_ECP_C
+ *
+ * Uncomment to enable generic public key wrappers.
+ */
+#define POLARSSL_PK_C
+
+/**
+ * \def POLARSSL_PK_PARSE_C
+ *
+ * Enable the generic public (asymetric) key parser.
+ *
+ * Module: library/pkparse.c
+ * Caller: library/x509_crt.c
+ * library/x509_csr.c
+ *
+ * Requires: POLARSSL_PK_C
+ *
+ * Uncomment to enable generic public key parse functions.
+ */
+#define POLARSSL_PK_PARSE_C
+
+/**
+ * \def POLARSSL_PK_WRITE_C
+ *
+ * Enable the generic public (asymetric) key writer.
+ *
+ * Module: library/pkwrite.c
+ * Caller: library/x509write.c
+ *
+ * Requires: POLARSSL_PK_C
+ *
+ * Uncomment to enable generic public key write functions.
+ */
+#define POLARSSL_PK_WRITE_C
+
+/**
+ * \def POLARSSL_PKCS5_C
+ *
+ * Enable PKCS#5 functions.
+ *
+ * Module: library/pkcs5.c
+ *
+ * Requires: POLARSSL_MD_C
+ *
+ * This module adds support for the PKCS#5 functions.
+ */
+#define POLARSSL_PKCS5_C
+
+/**
+ * \def POLARSSL_PKCS11_C
+ *
+ * Enable wrapper for PKCS#11 smartcard support.
+ *
+ * Module: library/pkcs11.c
+ * Caller: library/pk.c
+ *
+ * Requires: POLARSSL_PK_C
+ *
+ * This module enables SSL/TLS PKCS #11 smartcard support.
+ * Requires the presence of the PKCS#11 helper library (libpkcs11-helper)
+ */
+//#define POLARSSL_PKCS11_C
+
+/**
+ * \def POLARSSL_PKCS12_C
+ *
+ * Enable PKCS#12 PBE functions.
+ * Adds algorithms for parsing PKCS#8 encrypted private keys
+ *
+ * Module: library/pkcs12.c
+ * Caller: library/pkparse.c
+ *
+ * Requires: POLARSSL_ASN1_PARSE_C, POLARSSL_CIPHER_C, POLARSSL_MD_C
+ * Can use: POLARSSL_ARC4_C
+ *
+ * This module enables PKCS#12 functions.
+ */
+#define POLARSSL_PKCS12_C
+
+/**
+ * \def POLARSSL_PLATFORM_C
+ *
+ * Enable the platform abstraction layer that allows you to re-assign
+ * functions like malloc(), free(), printf(), fprintf()
+ *
+ * Module: library/platform.c
+ * Caller: Most other .c files
+ *
+ * This module enables abstraction of common (libc) functions.
+ */
+//#define POLARSSL_PLATFORM_C
+
+/**
+ * \def POLARSSL_RIPEMD160_C
+ *
+ * Enable the RIPEMD-160 hash algorithm.
+ *
+ * Module: library/ripemd160.c
+ * Caller: library/md.c
+ *
+ */
+#define POLARSSL_RIPEMD160_C
+
+/**
+ * \def POLARSSL_RSA_C
+ *
+ * Enable the RSA public-key cryptosystem.
+ *
+ * Module: library/rsa.c
+ * Caller: library/ssl_cli.c
+ * library/ssl_srv.c
+ * library/ssl_tls.c
+ * library/x509.c
+ *
+ * This module is used by the following key exchanges:
+ * RSA, DHE-RSA, ECDHE-RSA, RSA-PSK
+ *
+ * Requires: POLARSSL_BIGNUM_C, POLARSSL_OID_C
+ */
+#define POLARSSL_RSA_C
+
+/**
+ * \def POLARSSL_SHA1_C
+ *
+ * Enable the SHA1 cryptographic hash algorithm.
+ *
+ * Module: library/sha1.c
+ * Caller: library/md.c
+ * library/ssl_cli.c
+ * library/ssl_srv.c
+ * library/ssl_tls.c
+ * library/x509write_crt.c
+ *
+ * This module is required for SSL/TLS and SHA1-signed certificates.
+ */
+#define POLARSSL_SHA1_C
+
+/**
+ * \def POLARSSL_SHA256_C
+ *
+ * Enable the SHA-224 and SHA-256 cryptographic hash algorithms.
+ * (Used to be POLARSSL_SHA2_C)
+ *
+ * Module: library/sha256.c
+ * Caller: library/entropy.c
+ * library/md.c
+ * library/ssl_cli.c
+ * library/ssl_srv.c
+ * library/ssl_tls.c
+ *
+ * This module adds support for SHA-224 and SHA-256.
+ * This module is required for the SSL/TLS 1.2 PRF function.
+ */
+#define POLARSSL_SHA256_C
+
+/**
+ * \def POLARSSL_SHA512_C
+ *
+ * Enable the SHA-384 and SHA-512 cryptographic hash algorithms.
+ * (Used to be POLARSSL_SHA4_C)
+ *
+ * Module: library/sha512.c
+ * Caller: library/entropy.c
+ * library/md.c
+ * library/ssl_cli.c
+ * library/ssl_srv.c
+ *
+ * This module adds support for SHA-384 and SHA-512.
+ */
+#define POLARSSL_SHA512_C
+
+/**
+ * \def POLARSSL_SSL_CACHE_C
+ *
+ * Enable simple SSL cache implementation.
+ *
+ * Module: library/ssl_cache.c
+ * Caller:
+ *
+ * Requires: POLARSSL_SSL_CACHE_C
+ */
+#define POLARSSL_SSL_CACHE_C
+
+/**
+ * \def POLARSSL_SSL_CLI_C
+ *
+ * Enable the SSL/TLS client code.
+ *
+ * Module: library/ssl_cli.c
+ * Caller:
+ *
+ * Requires: POLARSSL_SSL_TLS_C
+ *
+ * This module is required for SSL/TLS client support.
+ */
+#define POLARSSL_SSL_CLI_C
+
+/**
+ * \def POLARSSL_SSL_SRV_C
+ *
+ * Enable the SSL/TLS server code.
+ *
+ * Module: library/ssl_srv.c
+ * Caller:
+ *
+ * Requires: POLARSSL_SSL_TLS_C
+ *
+ * This module is required for SSL/TLS server support.
+ */
+#define POLARSSL_SSL_SRV_C
+
+/**
+ * \def POLARSSL_SSL_TLS_C
+ *
+ * Enable the generic SSL/TLS code.
+ *
+ * Module: library/ssl_tls.c
+ * Caller: library/ssl_cli.c
+ * library/ssl_srv.c
+ *
+ * Requires: POLARSSL_CIPHER_C, POLARSSL_MD_C
+ * and at least one of the POLARSSL_SSL_PROTO_* defines
+ *
+ * This module is required for SSL/TLS.
+ */
+#define POLARSSL_SSL_TLS_C
+
+/**
+ * \def POLARSSL_THREADING_C
+ *
+ * Enable the threading abstraction layer.
+ * By default PolarSSL assumes it is used in a non-threaded environment or that
+ * contexts are not shared between threads. If you do intend to use contexts
+ * between threads, you will need to enable this layer to prevent race
+ * conditions.
+ *
+ * Module: library/threading.c
+ *
+ * This allows different threading implementations (self-implemented or
+ * provided).
+ *
+ * You will have to enable either POLARSSL_THREADING_ALT or
+ * POLARSSL_THREADING_PTHREAD.
+ *
+ * Enable this layer to allow use of mutexes within PolarSSL
+ */
+//#define POLARSSL_THREADING_C
+
+/**
+ * \def POLARSSL_TIMING_C
+ *
+ * Enable the portable timing interface.
+ *
+ * Module: library/timing.c
+ * Caller: library/havege.c
+ *
+ * This module is used by the HAVEGE random number generator.
+ */
+#define POLARSSL_TIMING_C
+
+/**
+ * \def POLARSSL_VERSION_C
+ *
+ * Enable run-time version information.
+ *
+ * Module: library/version.c
+ *
+ * This module provides run-time version information.
+ */
+#define POLARSSL_VERSION_C
+
+/**
+ * \def POLARSSL_X509_USE_C
+ *
+ * Enable X.509 core for using certificates.
+ *
+ * Module: library/x509.c
+ * Caller: library/x509_crl.c
+ * library/x509_crt.c
+ * library/x509_csr.c
+ *
+ * Requires: POLARSSL_ASN1_PARSE_C, POLARSSL_BIGNUM_C, POLARSSL_OID_C,
+ * POLARSSL_PK_PARSE_C
+ *
+ * This module is required for the X.509 parsing modules.
+ */
+#define POLARSSL_X509_USE_C
+
+/**
+ * \def POLARSSL_X509_CRT_PARSE_C
+ *
+ * Enable X.509 certificate parsing.
+ *
+ * Module: library/x509_crt.c
+ * Caller: library/ssl_cli.c
+ * library/ssl_srv.c
+ * library/ssl_tls.c
+ *
+ * Requires: POLARSSL_X509_USE_C
+ *
+ * This module is required for X.509 certificate parsing.
+ */
+#define POLARSSL_X509_CRT_PARSE_C
+
+/**
+ * \def POLARSSL_X509_CRL_PARSE_C
+ *
+ * Enable X.509 CRL parsing.
+ *
+ * Module: library/x509_crl.c
+ * Caller: library/x509_crt.c
+ *
+ * Requires: POLARSSL_X509_USE_C
+ *
+ * This module is required for X.509 CRL parsing.
+ */
+#define POLARSSL_X509_CRL_PARSE_C
+
+/**
+ * \def POLARSSL_X509_CSR_PARSE_C
+ *
+ * Enable X.509 Certificate Signing Request (CSR) parsing.
+ *
+ * Module: library/x509_csr.c
+ * Caller: library/x509_crt_write.c
+ *
+ * Requires: POLARSSL_X509_USE_C
+ *
+ * This module is used for reading X.509 certificate request.
+ */
+#define POLARSSL_X509_CSR_PARSE_C
+
+/**
+ * \def POLARSSL_X509_CREATE_C
+ *
+ * Enable X.509 core for creating certificates.
+ *
+ * Module: library/x509_create.c
+ *
+ * Requires: POLARSSL_BIGNUM_C, POLARSSL_OID_C, POLARSSL_PK_WRITE_C
+ *
+ * This module is the basis for creating X.509 certificates and CSRs.
+ */
+#define POLARSSL_X509_CREATE_C
+
+/**
+ * \def POLARSSL_X509_CRT_WRITE_C
+ *
+ * Enable creating X.509 certificates.
+ *
+ * Module: library/x509_crt_write.c
+ *
+ * Requires: POLARSSL_CREATE_C
+ *
+ * This module is required for X.509 certificate creation.
+ */
+#define POLARSSL_X509_CRT_WRITE_C
+
+/**
+ * \def POLARSSL_X509_CSR_WRITE_C
+ *
+ * Enable creating X.509 Certificate Signing Requests (CSR).
+ *
+ * Module: library/x509_csr_write.c
+ *
+ * Requires: POLARSSL_CREATE_C
+ *
+ * This module is required for X.509 certificate request writing.
+ */
+#define POLARSSL_X509_CSR_WRITE_C
+
+/**
+ * \def POLARSSL_XTEA_C
+ *
+ * Enable the XTEA block cipher.
+ *
+ * Module: library/xtea.c
+ * Caller:
+ */
+#define POLARSSL_XTEA_C
+
+/* \} name SECTION: PolarSSL modules */
+
+/**
+ * \name SECTION: Module configuration options
+ *
+ * This section allows for the setting of module specific sizes and
+ * configuration options. The default values are already present in the
+ * relevant header files and should suffice for the regular use cases.
+ *
+ * Our advice is to enable options and change their values here
+ * only if you have a good reason and know the consequences.
+ *
+ * Please check the respective header file for documentation on these
+ * parameters (to prevent duplicate documentation).
+ * \{
+ */
+
+/* MPI / BIGNUM options */
+//#define POLARSSL_MPI_WINDOW_SIZE 6 /**< Maximum windows size used. */
+//#define POLARSSL_MPI_MAX_SIZE 1024 /**< Maximum number of bytes for usable MPIs. */
+
+/* CTR_DRBG options */
+//#define CTR_DRBG_ENTROPY_LEN 48 /**< Amount of entropy used per seed by default (48 with SHA-512, 32 with SHA-256) */
+//#define CTR_DRBG_RESEED_INTERVAL 10000 /**< Interval before reseed is performed by default */
+//#define CTR_DRBG_MAX_INPUT 256 /**< Maximum number of additional input bytes */
+//#define CTR_DRBG_MAX_REQUEST 1024 /**< Maximum number of requested bytes per call */
+//#define CTR_DRBG_MAX_SEED_INPUT 384 /**< Maximum size of (re)seed buffer */
+
+/* HMAC_DRBG options */
+//#define POLARSSL_HMAC_DRBG_RESEED_INTERVAL 10000 /**< Interval before reseed is performed by default */
+//#define POLARSSL_HMAC_DRBG_MAX_INPUT 256 /**< Maximum number of additional input bytes */
+//#define POLARSSL_HMAC_DRBG_MAX_REQUEST 1024 /**< Maximum number of requested bytes per call */
+//#define POLARSSL_HMAC_DRBG_MAX_SEED_INPUT 384 /**< Maximum size of (re)seed buffer */
+
+/* ECP options */
+//#define POLARSSL_ECP_MAX_BITS 521 /**< Maximum bit size of groups */
+//#define POLARSSL_ECP_WINDOW_SIZE 6 /**< Maximum window size used */
+//#define POLARSSL_ECP_FIXED_POINT_OPTIM 1 /**< Enable fixed-point speed-up */
+
+/* Entropy options */
+//#define ENTROPY_MAX_SOURCES 20 /**< Maximum number of sources supported */
+//#define ENTROPY_MAX_GATHER 128 /**< Maximum amount requested from entropy sources */
+
+/* Memory buffer allocator options */
+//#define POLARSSL_MEMORY_ALIGN_MULTIPLE 4 /**< Align on multiples of this value */
+
+/* Platform options */
+//#define POLARSSL_PLATFORM_STD_MEM_HDR <stdlib.h> /**< Header to include if POLARSSL_PLATFORM_NO_STD_FUNCTIONS is defined. Don't define if no header is needed. */
+//#define POLARSSL_PLATFORM_STD_MALLOC malloc /**< Default allocator to use, can be undefined */
+//#define POLARSSL_PLATFORM_STD_FREE free /**< Default free to use, can be undefined */
+//#define POLARSSL_PLATFORM_STD_PRINTF printf /**< Default printf to use, can be undefined */
+//#define POLARSSL_PLATFORM_STD_FPRINTF fprintf /**< Default fprintf to use, can be undefined */
+
+/* SSL Cache options */
+//#define SSL_CACHE_DEFAULT_TIMEOUT 86400 /**< 1 day */
+//#define SSL_CACHE_DEFAULT_MAX_ENTRIES 50 /**< Maximum entries in cache */
+
+/* SSL options */
+//#define SSL_MAX_CONTENT_LEN 16384 /**< Size of the input / output buffer */
+//#define SSL_DEFAULT_TICKET_LIFETIME 86400 /**< Lifetime of session tickets (if enabled) */
+//#define POLARSSL_PSK_MAX_LEN 32 /**< Max size of TLS pre-shared keys, in bytes (default 256 bits) */
+
+/**
+ * Complete list of ciphersuites to use, in order of preference.
+ *
+ * \warning No dependency checking is done on that field! This option can only
+ * be used to restrict the set of available ciphersuites. It is your
+ * responsibility to make sure the needed modules are active.
+ *
+ * Use this to save a few hundred bytes of ROM (default ordering of all
+ * available ciphersuites) and a few to a few hundred bytes of RAM.
+ *
+ * The value below is only an example, not the default.
+ */
+//#define SSL_CIPHERSUITES TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256
+
+/* Debug options */
+//#define POLARSSL_DEBUG_DFL_MODE POLARSSL_DEBUG_LOG_FULL /**< Default log: Full or Raw */
+
+/* \} name SECTION: Module configuration options */
+
+
+#endif /* POLARSSL_CONFIG_H */
volatile static bool txcmd_pending = false;
void SendCommand(UsbCommand *c) {
-#if 0
+ #if 0
printf("Sending %d bytes\n", sizeof(UsbCommand));
-#endif
+ #endif
if (offline) {
PrintAndLog("Sending bytes to proxmark failed - offline");
return;
}
- /**
+ /**
The while-loop below causes hangups at times, when the pm3 unit is unresponsive
or disconnected. The main console thread is alive, but comm thread just spins here.
Not good.../holiman
struct receiver_arg *arg = (struct receiver_arg*)targ;
size_t rxlen;
size_t cmd_count;
-
+
while (arg->run) {
rxlen = sizeof(UsbCommand);
- if (uart_receive(sp,prx,&rxlen)) {
+ if (uart_receive(sp, prx, &rxlen)) {
prx += rxlen;
if (((prx-rx) % sizeof(UsbCommand)) != 0) {
continue;
}
cmd_count = (prx-rx) / sizeof(UsbCommand);
- for (size_t i=0; i<cmd_count; i++) {
+ for (size_t i = 0; i < cmd_count; i++) {
UsbCommandReceived((UsbCommand*)(rx+(i*sizeof(UsbCommand))));
}
}
prx = rx;
-
+
if(txcmd_pending) {
- if (!uart_send(sp,(byte_t*)&txcmd,sizeof(UsbCommand))) {
+ if (!uart_send(sp, (byte_t*) &txcmd, sizeof(UsbCommand))) {
PrintAndLog("Sending bytes to proxmark failed");
}
txcmd_pending = false;
}
}
-
+
pthread_exit(NULL);
return NULL;
}
pthread_t reader_thread;
if (arg->usb_present == 1) {
- rarg.run=1;
+ rarg.run = 1;
pthread_create(&reader_thread, NULL, &uart_receiver, &rarg);
}
-
+
FILE *script_file = NULL;
- char script_cmd_buf[256]; // iceman, needs lua script the same file_path_buffer as the rest
-
+ char script_cmd_buf[256]; // iceman, needs lua script the same file_path_buffer as the rest
+
if (arg->script_cmds_file) {
script_file = fopen(arg->script_cmds_file, "r");
if (script_file) {
nl = strrchr(script_cmd_buf, '\n');
if (nl) *nl = '\0';
-
+
if ((cmd = (char*) malloc(strlen(script_cmd_buf) + 1)) != NULL) {
memset(cmd, 0, strlen(script_cmd_buf));
strcpy(cmd, script_cmd_buf);
rarg.run = 0;
pthread_join(reader_thread, NULL);
}
-
+
if (script_file) {
fclose(script_file);
script_file = NULL;
}
-
+
ExitGraphics();
pthread_exit(NULL);
return NULL;
#include "util.h"
#include "nonce2key/nonce2key.h"
#include "../common/iso15693tools.h"
-#include <openssl/aes.h>
#include "../common/crc16.h"
+#include "aes.h"
/**
* The following params expected:
* UsbCommand c
const char *p_encTxt = luaL_checklstring(L, 2, &size);
- unsigned char indata[AES_BLOCK_SIZE] = {0x00};
- unsigned char outdata[AES_BLOCK_SIZE] = {0x00};
- unsigned char aes_key[AES_BLOCK_SIZE] = {0x00};
- unsigned char iv[AES_BLOCK_SIZE] = {0x00};
+ unsigned char indata[16] = {0x00};
+ unsigned char outdata[16] = {0x00};
+ unsigned char aes_key[16] = {0x00};
+ unsigned char iv[16] = {0x00};
// convert key to bytearray
for (i = 0; i < 32; i += 2) {
sscanf(&p_key[i], "%02x", (unsigned int *)&aes_key[i / 2]);
}
- AES_KEY key;
- AES_set_decrypt_key(aes_key, 128, &key);
- AES_cbc_encrypt(indata, outdata, sizeof(indata), &key, iv, AES_DECRYPT);
-
+ //AES_KEY key;
+ //AES_set_decrypt_key(aes_key, 128, &key);
+ //AES_cbc_encrypt(indata, outdata, sizeof(indata), &key, iv, AES_DECRYPT);
+
+ aes_context ctx;
+ aes_init(&ctx);
+ aes_setkey_enc(&ctx,(const unsigned char *)p_key,128);
+ aes_crypt_cbc(&ctx,AES_DECRYPT,sizeof(indata), iv, indata,outdata );
//Push decrypted array as a string
lua_pushlstring(L,(const char *)&outdata, sizeof(outdata));
return 1;// return 1 to signal one return value
--- /dev/null
+local getopt = require('getopt')
+
+example = "script run remagic"
+author = "Iceman"
+
+desc =
+[[
+This is a script that tries to bring back a chinese magic card (1k generation1)
+from the dead when it's block 0 has been written with bad values.
+
+Arguments:
+ -h this help
+]]
+---
+-- A debug printout-function
+function dbg(args)
+ if DEBUG then
+ print("###", args)
+ end
+end
+---
+-- This is only meant to be used when errors occur
+function oops(err)
+ print("ERROR: ",err)
+end
+
+---
+-- Usage help
+function help()
+ print(desc)
+ print("Example usage")
+ print(example)
+end
+
+---
+-- The main entry point
+function main(args)
+
+
+ -- Read the parameters
+ for o, a in getopt.getopt(args, 'h') do
+ if o == "h" then help() return end
+ end
+
+ local _cmds = {
+ --[[
+ --]]
+ [0] = "hf 14a raw -p -a -b 7 40",
+ [1] = "hf 14a raw -p -a 43",
+ [2] = "hf 14a raw -c -p -a A000",
+ [3] = "hf 14a raw -c -p -a 01 02 03 04 04 98 02 00 00 00 00 00 00 00 10 01",
+ }
+ core.clearCommandBuffer()
+
+ local i
+ --for _,c in pairs(_cmds) do
+ for i = 0, 3 do
+ print ( _cmds[i] )
+ core.console( _cmds[i] )
+ end
+end
+
+main(args)
end
end
+
+ local uid = block0:sub(1,8)
+ local itemtype = block1:sub(1,4)
+ local cardid = block1:sub(9,24)
+
-- Write dump to files
if not DEBUG then
- local foo = dumplib.SaveAsBinary(bindata, outputTemplate..'.bin')
+ local foo = dumplib.SaveAsBinary(bindata, outputTemplate..'_uid_'..uid..'.bin')
print(("Wrote a BIN dump to the file %s"):format(foo))
- local bar = dumplib.SaveAsText(emldata, outputTemplate..'.eml')
+ local bar = dumplib.SaveAsText(emldata, outputTemplate..'_uid_'..uid..'.eml')
print(("Wrote a EML dump to the file %s"):format(bar))
end
- local uid = block0:sub(1,8)
- local itemtype = block1:sub(1,4)
- local cardid = block1:sub(9,24)
-
-- Show info
print( string.rep('--',20) )
print( (' ITEM TYPE : 0x%s - %s'):format(itemtype, toyNames[itemtype]) )
local cmdSetDbgOff = "hf mf dbg 0"
core.console( cmdSetDbgOff)
- -- Look for tag present on reader,
- result, err = lib14a.read1443a(false)
- if not result then return oops(err) end
+ -- if not loadFromDump then
+ -- -- Look for tag present on reader,
+ -- result, err = lib14a.read1443a(false)
+ -- if not result then return oops(err) end
- core.clearCommandBuffer()
+ -- core.clearCommandBuffer()
- if 0x01 ~= result.sak then -- NXP MIFARE TNP3xxx
- return oops('This is not a TNP3xxx tag. aborting.')
- end
+ -- if 0x01 ~= result.sak then -- NXP MIFARE TNP3xxx
+ -- return oops('This is not a TNP3xxx tag. aborting.')
+ -- end
- -- Show tag info
- print((' Found tag : %s'):format(result.name))
+ -- -- Show tag info
+ -- print((' Found tag : %s'):format(result.name))
+ -- end
-- Load dump.bin file
print( (' Load data from %s'):format(inputTemplate))
err = LoadEmulator(blocks)
if err then return oops(err) end
core.clearCommandBuffer()
- print('The simulation is now prepared.\n --> run \"hf mf sim 5 '..uid..'\" <--')
+ print('The simulation is now prepared.\n --> run \"hf mf sim u '..uid..' x\" <--')
end
end
main(args)
\ No newline at end of file
local files = {}
-- Find a set of traces staring with EM
- local p = io.popen(tracesEM)
+ local p = assert( io.popen(tracesEM))
for file in p:lines() do
table.insert(files, file)
end
+ p.close();
-- Find a set of traces staring with MOD
- p = io.popen(tracesMOD)
+ p = assert( io.popen(tracesMOD) )
for file in p:lines() do
table.insert(files, file)
end
-
+ p.close();
+
local cmdLFSEARCH = "lf search 1"
-- main loop
CFLAGS = -c $(INCLUDE) -Wall -Werror -pedantic -std=c99 $(APP_CFLAGS) -Os
LDFLAGS = -nostartfiles -nodefaultlibs -Wl,-gc-sections -n
+LIBS = -lgcc
+
LIBS = -lgcc
THUMBOBJ = $(patsubst %.c,$(OBJDIR)/%.o,$(THUMBSRC))
\r
#include "cmd.h"\r
#include "string.h"\r
-#include "../include/proxmark3.h"\r
+#include "proxmark3.h"\r
\r
bool cmd_receive(UsbCommand* cmd) {\r
\r
#ifndef _PROXMARK_CMD_H_\r
#define _PROXMARK_CMD_H_\r
\r
-#include "../include/common.h"\r
-#include "../include/usb_cmd.h"\r
+#include "common.h"\r
+#include "usb_cmd.h"\r
#include "usb_cdc.h"\r
\r
bool cmd_receive(UsbCommand* cmd);\r
//-----------------------------------------------------------------------------
-// Copyright (C) 2014
+// Copyright (C) 2014
//
// This code is licensed to you under the terms of the GNU GPL, version 2 or,
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
//-----------------------------------------------------------------------------
-// Low frequency commands
+// Low frequency demod/decode commands
//-----------------------------------------------------------------------------
-#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "lfdemod.h"
+
+uint8_t justNoise(uint8_t *BitStream, size_t size)
+{
+ static const uint8_t THRESHOLD = 123;
+ //test samples are not just noise
+ uint8_t justNoise1 = 1;
+ for(size_t idx=0; idx < size && justNoise1 ;idx++){
+ justNoise1 = BitStream[idx] < THRESHOLD;
+ }
+ return justNoise1;
+}
+
//by marshmellow
-//takes 1s and 0s and searches for EM410x format - output EM ID
-uint64_t Em410xDecode(uint8_t *BitStream, uint32_t BitLen)
+//get high and low with passed in fuzz factor. also return noise test = 1 for passed or 0 for only noise
+int getHiLo(uint8_t *BitStream, size_t size, int *high, int *low, uint8_t fuzzHi, uint8_t fuzzLo)
{
- //no arguments needed - built this way in case we want this to be a direct call from "data " cmds in the future
- // otherwise could be a void with no arguments
- //set defaults
- int high = 0, low = 128;
- uint64_t lo = 0;
- uint32_t i = 0;
- uint32_t initLoopMax = 65;
-
- if (initLoopMax > BitLen)
- initLoopMax = BitLen;
-
- for (; i < initLoopMax; ++i) //65 samples should be plenty to find high and low values
- {
- if (BitStream[i] > high)
- high = BitStream[i];
- else if (BitStream[i] < low)
- low = BitStream[i];
+ *high=0;
+ *low=255;
+ // get high and low thresholds
+ for (int i=0; i < size; i++){
+ if (BitStream[i] > *high) *high = BitStream[i];
+ if (BitStream[i] < *low) *low = BitStream[i];
}
+ if (*high < 123) return -1; // just noise
+ *high = (int)(((*high-128)*(((float)fuzzHi)/100))+128);
+ *low = (int)(((*low-128)*(((float)fuzzLo)/100))+128);
+ return 1;
+}
- if (((high !=1)||(low !=0))){ //allow only 1s and 0s
- return 0;
+// by marshmellow
+// pass bits to be tested in bits, length bits passed in bitLen, and parity type (even=0 | odd=1) in pType
+// returns 1 if passed
+uint8_t parityTest(uint32_t bits, uint8_t bitLen, uint8_t pType)
+{
+ uint8_t ans = 0;
+ for (uint8_t i = 0; i < bitLen; i++){
+ ans ^= ((bits >> i) & 1);
}
+ //PrintAndLog("DEBUG: ans: %d, ptype: %d",ans,pType);
+ return (ans == pType);
+}
- uint8_t parityTest = 0;
- // 111111111 bit pattern represent start of frame
- uint8_t frame_marker_mask[] = {1,1,1,1,1,1,1,1,1};
- uint32_t idx = 0;
- uint32_t j = 0;
- uint8_t resetCnt = 0;
- while( (idx + 64) < BitLen) {
-
- restart:
-
- // search for a start of frame marker
- if ( memcmp(BitStream+idx, frame_marker_mask, sizeof(frame_marker_mask)) == 0) {
- // frame marker found
- idx += 9;//sizeof(frame_marker_mask);
- for ( i = 0; i < 10; ++i){
- for( j = 0; j < 5; ++j){
- parityTest += BitStream[(i*5) + j + idx];
- }
- if (parityTest == ( (parityTest >> 1) << 1)){
- parityTest = 0;
- for (j = 0; j < 4; ++j){
- lo = ( lo << 1LL)|( BitStream[( i * 5 ) + j + idx]);
- }
- } else {
- //parity failed
- parityTest = 0;
- idx -= 8;
- if (resetCnt > 5) return 0;
- resetCnt++;
- goto restart;//continue;
- }
- }
- //skip last 5 bit parity test for simplicity.
- return lo;
- } else {
- idx++;
- }
- }
- return 0;
+//by marshmellow
+//search for given preamble in given BitStream and return startIndex and length
+uint8_t preambleSearch(uint8_t *BitStream, uint8_t *preamble, size_t pLen, size_t *size, size_t *startIdx)
+{
+ uint8_t foundCnt=0;
+ for (int idx=0; idx < *size - pLen; idx++){
+ if (memcmp(BitStream+idx, preamble, pLen) == 0){
+ //first index found
+ foundCnt++;
+ if (foundCnt == 1){
+ *startIdx = idx;
+ }
+ if (foundCnt == 2){
+ *size = idx - *startIdx;
+ return 1;
+ }
+ }
+ }
+ return 0;
+}
+
+
+//by marshmellow
+//takes 1s and 0s and searches for EM410x format - output EM ID
+uint64_t Em410xDecode(uint8_t *BitStream, size_t *size, size_t *startIdx)
+{
+ //no arguments needed - built this way in case we want this to be a direct call from "data " cmds in the future
+ // otherwise could be a void with no arguments
+ //set defaults
+ uint64_t lo=0;
+ uint32_t i = 0;
+ if (BitStream[1]>1){ //allow only 1s and 0s
+ // PrintAndLog("no data found");
+ return 0;
+ }
+ // 111111111 bit pattern represent start of frame
+ uint8_t preamble[] = {1,1,1,1,1,1,1,1,1};
+ uint32_t idx = 0;
+ uint32_t parityBits = 0;
+ uint8_t errChk = 0;
+ *startIdx = 0;
+ for (uint8_t extraBitChk=0; extraBitChk<5; extraBitChk++){
+ errChk = preambleSearch(BitStream+extraBitChk+*startIdx, preamble, sizeof(preamble), size, startIdx);
+ if (errChk == 0) return 0;
+ idx = *startIdx + 9;
+ for (i=0; i<10;i++){ //loop through 10 sets of 5 bits (50-10p = 40 bits)
+ parityBits = bytebits_to_byte(BitStream+(i*5)+idx,5);
+ //check even parity
+ if (parityTest(parityBits, 5, 0) == 0){
+ //parity failed try next bit (in the case of 1111111111) but last 9 = preamble
+ startIdx++;
+ errChk = 0;
+ break;
+ }
+ for (uint8_t ii=0; ii<4; ii++){
+ lo = (lo << 1LL) | (BitStream[(i*5)+ii+idx]);
+ }
+ }
+ if (errChk != 0) return lo;
+ //skip last 5 bit parity test for simplicity.
+ // *size = 64;
+ }
+ return 0;
}
//by marshmellow
//takes 2 arguments - clock and invert both as integers
-//attempts to demodulate ask while decoding manchester
+//attempts to demodulate ask while decoding manchester
//prints binary found and saves in graphbuffer for further commands
-int askmandemod(uint8_t *BinStream, uint32_t *BitLen, int *clk, int *invert)
+int askmandemod(uint8_t *BinStream, size_t *size, int *clk, int *invert)
{
int i;
- int high = 0, low = 128;
- *clk = DetectASKClock(BinStream, (size_t)*BitLen, *clk); //clock default
-
- if (*clk < 8 ) *clk = 64;
- if (*clk < 32 ) *clk = 32;
- if (*invert != 1) *invert = 0;
-
- uint32_t initLoopMax = 200;
- if (initLoopMax > *BitLen)
- initLoopMax = *BitLen;
-
- // Detect high and lows
- // 200 samples should be enough to find high and low values
- for (i = 0; i < initLoopMax; ++i) {
- if (BinStream[i] > high)
- high = BinStream[i];
- else if (BinStream[i] < low)
- low = BinStream[i];
- }
-
- //throw away static
- if ((high < 158) )
- return -2;
+ int clk2=*clk;
+ *clk=DetectASKClock(BinStream, *size, *clk); //clock default
- //25% fuzz in case highs and lows aren't clipped [marshmellow]
- high = (int)(high * .75);
- low = (int)(low+128 * .25);
-
- int lastBit = 0; // set first clock check
- uint32_t bitnum = 0; // output counter
+ // if autodetected too low then adjust //MAY NEED ADJUSTMENT
+ if (clk2==0 && *clk<8) *clk =64;
+ if (clk2==0 && *clk<32) *clk=32;
+ if (*invert != 0 && *invert != 1) *invert=0;
+ uint32_t initLoopMax = 200;
+ if (initLoopMax > *size) initLoopMax=*size;
+ // Detect high and lows
+ // 25% fuzz in case highs and lows aren't clipped [marshmellow]
+ int high, low, ans;
+ ans = getHiLo(BinStream, initLoopMax, &high, &low, 75, 75);
+ if (ans<1) return -2; //just noise
- // clock tolerance adjust - waves will be accepted as within the clock if they fall + or - this value + clock from last valid wave
- //clock tolerance may not be needed anymore currently set to + or - 1 but could be increased for poor waves or removed entirely
- int tol = ( *clk == 32 ) ? 1 : 0;
+ // PrintAndLog("DEBUG - valid high: %d - valid low: %d",high,low);
+ int lastBit = 0; //set first clock check
+ uint32_t bitnum = 0; //output counter
+ int tol = 0; //clock tolerance adjust - waves will be accepted as within the clock if they fall + or - this value + clock from last valid wave
+ if (*clk<=32)tol=1; //clock tolerance may not be needed anymore currently set to + or - 1 but could be increased for poor waves or removed entirely
+ int iii = 0;
+ uint32_t gLen = *size;
+ if (gLen > 3000) gLen=3000;
+ uint8_t errCnt =0;
+ uint32_t bestStart = *size;
+ uint32_t bestErrCnt = (*size/1000);
+ uint32_t maxErr = (*size/1000);
+ // PrintAndLog("DEBUG - lastbit - %d",lastBit);
+ // loop to find first wave that works
+ for (iii=0; iii < gLen; ++iii){
+ if ((BinStream[iii] >= high) || (BinStream[iii] <= low)){
+ lastBit=iii-*clk;
+ errCnt=0;
+ // loop through to see if this start location works
+ for (i = iii; i < *size; ++i) {
+ if ((BinStream[i] >= high) && ((i-lastBit) > (*clk-tol))){
+ lastBit+=*clk;
+ } else if ((BinStream[i] <= low) && ((i-lastBit) > (*clk-tol))){
+ //low found and we are expecting a bar
+ lastBit+=*clk;
+ } else {
+ //mid value found or no bar supposed to be here
+ if ((i-lastBit)>(*clk+tol)){
+ //should have hit a high or low based on clock!!
- int j = 0;
- uint32_t gLen = *BitLen;
+ //debug
+ //PrintAndLog("DEBUG - no wave in expected area - location: %d, expected: %d-%d, lastBit: %d - resetting search",i,(lastBit+(clk-((int)(tol)))),(lastBit+(clk+((int)(tol)))),lastBit);
- if (gLen > 3000) gLen = 3000;
+ errCnt++;
+ lastBit+=*clk;//skip over until hit too many errors
+ if (errCnt>(maxErr)) break; //allow 1 error for every 1000 samples else start over
+ }
+ }
+ if ((i-iii) >(400 * *clk)) break; //got plenty of bits
+ }
+ //we got more than 64 good bits and not all errors
+ if ((((i-iii)/ *clk) > (64+errCnt)) && (errCnt<maxErr)) {
+ //possible good read
+ if (errCnt==0){
+ bestStart=iii;
+ bestErrCnt=errCnt;
+ break; //great read - finish
+ }
+ if (errCnt<bestErrCnt){ //set this as new best run
+ bestErrCnt=errCnt;
+ bestStart = iii;
+ }
+ }
+ }
+ }
+ if (bestErrCnt<maxErr){
+ //best run is good enough set to best run and set overwrite BinStream
+ iii=bestStart;
+ lastBit = bestStart - *clk;
+ bitnum=0;
+ for (i = iii; i < *size; ++i) {
+ if ((BinStream[i] >= high) && ((i-lastBit) > (*clk-tol))){
+ lastBit += *clk;
+ BinStream[bitnum] = *invert;
+ bitnum++;
+ } else if ((BinStream[i] <= low) && ((i-lastBit) > (*clk-tol))){
+ //low found and we are expecting a bar
+ lastBit+=*clk;
+ BinStream[bitnum] = 1-*invert;
+ bitnum++;
+ } else {
+ //mid value found or no bar supposed to be here
+ if ((i-lastBit)>(*clk+tol)){
+ //should have hit a high or low based on clock!!
- uint8_t errCnt = 0;
- uint32_t bestStart = *BitLen;
- uint32_t bestErrCnt = (*BitLen/1000);
- uint32_t maxErr = bestErrCnt;
+ //debug
+ //PrintAndLog("DEBUG - no wave in expected area - location: %d, expected: %d-%d, lastBit: %d - resetting search",i,(lastBit+(clk-((int)(tol)))),(lastBit+(clk+((int)(tol)))),lastBit);
+ if (bitnum > 0){
+ BinStream[bitnum]=77;
+ bitnum++;
+ }
- //loop to find first wave that works
- for (j=0; j < gLen; ++j){
-
- if ((BinStream[j] >= high)||(BinStream[j] <= low)){
- lastBit = j - *clk;
- errCnt = 0;
-
- //loop through to see if this start location works
- for (i = j; i < *BitLen; ++i) {
- if ((BinStream[i] >= high) && ((i-lastBit)>(*clk-tol))){
- lastBit += *clk;
- } else if ((BinStream[i] <= low) && ((i-lastBit)>(*clk-tol))){
- //low found and we are expecting a bar
- lastBit += *clk;
- } else {
- //mid value found or no bar supposed to be here
- if ((i-lastBit) > (*clk + tol)){
- //should have hit a high or low based on clock!!
-
- errCnt++;
- lastBit += *clk;//skip over until hit too many errors
- if (errCnt > maxErr) break; //allow 1 error for every 1000 samples else start over
- }
- }
- if ((i-j) >(400 * *clk)) break; //got plenty of bits
- }
- //we got more than 64 good bits and not all errors
- if ((((i-j)/ *clk) > (64 + errCnt)) && (errCnt < maxErr)) {
- //possible good read
- if (errCnt == 0){
- bestStart = j;
- bestErrCnt = errCnt;
- break; //great read - finish
- }
- if (errCnt < bestErrCnt){ //set this as new best run
- bestErrCnt = errCnt;
- bestStart = j;
- }
- }
- }
- }
- if (bestErrCnt < maxErr){
- //best run is good enough set to best run and set overwrite BinStream
- j = bestStart;
- lastBit = bestStart - *clk;
- bitnum = 0;
- for (i = j; i < *BitLen; ++i) {
- if ((BinStream[i] >= high) && ((i-lastBit)>(*clk-tol))){
- lastBit += *clk;
- BinStream[bitnum] = *invert;
- bitnum++;
- } else if ((BinStream[i] <= low) && ((i-lastBit)>(*clk-tol))){
- //low found and we are expecting a bar
- lastBit += *clk;
- BinStream[bitnum] = 1 - *invert;
- bitnum++;
- } else {
- //mid value found or no bar supposed to be here
- if ((i-lastBit) > (*clk+tol)){
- //should have hit a high or low based on clock!!
- if (bitnum > 0){
- BinStream[bitnum] = 77;
- bitnum++;
+ lastBit+=*clk;//skip over error
}
- lastBit += *clk;//skip over error
}
+ if (bitnum >=400) break;
}
- if (bitnum >= 400) break;
- }
- *BitLen = bitnum;
- } else {
- *invert = bestStart;
- *clk = j;
- return -1;
- }
- return bestErrCnt;
+ *size=bitnum;
+ } else{
+ *invert=bestStart;
+ *clk=iii;
+ return -1;
+ }
+ return bestErrCnt;
+}
+
+//by marshmellow
+//encode binary data into binary manchester
+int ManchesterEncode(uint8_t *BitStream, size_t size)
+{
+ size_t modIdx=20000, i=0;
+ if (size>modIdx) return -1;
+ for (size_t idx=0; idx < size; idx++){
+ BitStream[idx+modIdx++] = BitStream[idx];
+ BitStream[idx+modIdx++] = BitStream[idx]^1;
+ }
+ for (; i<(size*2); i++){
+ BitStream[i] = BitStream[i+20000];
+ }
+ return i;
}
//by marshmellow
//take 10 and 01 and manchester decode
//run through 2 times and take least errCnt
-int manrawdecode(uint8_t * bits, int *bitlen)
+int manrawdecode(uint8_t * BitStream, size_t *size)
{
- int bitnum = 0;
- int errCnt = 0;
- int bestErr = 1000;
- int bestRun = 0;
- int i = 1;
- int j = 1;
-
- for (; j < 3; ++j){
- i = 1;
- for ( i = i + j; i < *bitlen-2; i += 2){
- if ( bits[i]==1 && (bits[i+1]==0)){
- } else if ((bits[i]==0)&& bits[i+1]==1){
+ int bitnum=0;
+ int errCnt =0;
+ int i=1;
+ int bestErr = 1000;
+ int bestRun = 0;
+ int ii=1;
+ for (ii=1;ii<3;++ii){
+ i=1;
+ for (i=i+ii;i<*size-2;i+=2){
+ if(BitStream[i]==1 && (BitStream[i+1]==0)){
+ } else if((BitStream[i]==0)&& BitStream[i+1]==1){
} else {
errCnt++;
}
- if(bitnum > 300) break;
+ if(bitnum>300) break;
}
- if (bestErr > errCnt){
- bestErr = errCnt;
- bestRun = j;
- }
- errCnt = 0;
+ if (bestErr>errCnt){
+ bestErr=errCnt;
+ bestRun=ii;
+ }
+ errCnt=0;
}
- errCnt = bestErr;
- if (errCnt < 20){
- j = bestRun;
- i = 1;
- for ( i = i+j; i < *bitlen-2; i += 2){
- if ( bits[i] == 1 && bits[i + 1] == 0 ){
- bits[bitnum++] = 0;
- } else if ( bits[i] == 0 && bits[i + 1] == 1 ){
- bits[bitnum++] = 1;
+ errCnt=bestErr;
+ if (errCnt<20){
+ ii=bestRun;
+ i=1;
+ for (i=i+ii;i < *size-2;i+=2){
+ if(BitStream[i] == 1 && (BitStream[i+1] == 0)){
+ BitStream[bitnum++]=0;
+ } else if((BitStream[i] == 0) && BitStream[i+1] == 1){
+ BitStream[bitnum++]=1;
} else {
- bits[bitnum++] = 77;
+ BitStream[bitnum++]=77;
+ //errCnt++;
}
- if ( bitnum > 300 ) break;
+ if(bitnum>300) break;
}
- *bitlen = bitnum;
- }
+ *size=bitnum;
+ }
return errCnt;
}
-
//by marshmellow
//take 01 or 10 = 0 and 11 or 00 = 1
-int BiphaseRawDecode(uint8_t * bits, int *bitlen, int offset)
+int BiphaseRawDecode(uint8_t *BitStream, size_t *size, int offset, int invert)
{
- uint8_t bitnum = 0;
- uint32_t errCnt = 0;
- uint32_t i = offset;
-
- for (; i < *bitlen-2; i += 2 ){
- if ( (bits[i]==1 && bits[i+1]==0)||
- (bits[i]==0 && bits[i+1]==1)){
- bits[bitnum++] = 1;
- } else if ( (bits[i]==0 && bits[i+1]==0)||
- (bits[i]==1 && bits[i+1]==1)){
- bits[bitnum++] = 0;
+ uint8_t bitnum=0;
+ uint32_t errCnt =0;
+ uint32_t i;
+ i=offset;
+ for (;i<*size-2; i+=2){
+ if((BitStream[i]==1 && BitStream[i+1]==0) || (BitStream[i]==0 && BitStream[i+1]==1)){
+ BitStream[bitnum++]=1^invert;
+ } else if((BitStream[i]==0 && BitStream[i+1]==0) || (BitStream[i]==1 && BitStream[i+1]==1)){
+ BitStream[bitnum++]=invert;
} else {
- bits[bitnum++] = 77;
+ BitStream[bitnum++]=77;
errCnt++;
}
- if ( bitnum > 250) break;
- }
- *bitlen = bitnum;
+ if(bitnum>250) break;
+ }
+ *size=bitnum;
return errCnt;
}
//takes 2 arguments - clock and invert both as integers
//attempts to demodulate ask only
//prints binary found and saves in graphbuffer for further commands
-int askrawdemod(uint8_t *BinStream, int *bitLen, int *clk, int *invert)
+int askrawdemod(uint8_t *BinStream, size_t *size, int *clk, int *invert)
{
- uint32_t i;
- uint32_t initLoopMax = 200;
- int high = 0, low = 128;
- uint8_t BitStream[502] = {0x00};
-
- *clk = DetectASKClock(BinStream, *bitLen, *clk); //clock default
-
- if (*clk < 8) *clk = 64;
- if (*clk < 32) *clk = 32;
- if (*invert != 1) *invert = 0;
+ uint32_t i;
+ // int invert=0; //invert default
+ int clk2 = *clk;
+ *clk=DetectASKClock(BinStream, *size, *clk); //clock default
+ //uint8_t BitStream[502] = {0};
- if (initLoopMax > *bitLen)
- initLoopMax = *bitLen;
-
- // Detect high and lows
- for (i = 0; i < initLoopMax; ++i) //200 samples should be plenty to find high and low values
- {
- if (BinStream[i] > high)
- high = BinStream[i];
- else if (BinStream[i] < low)
- low = BinStream[i];
- }
-
- //throw away static
- if ((high < 158)){
- return -2;
- }
-
+ //HACK: if clock not detected correctly - default
+ if (clk2==0 && *clk<8) *clk =64;
+ if (clk2==0 && *clk<32 && clk2==0) *clk=32;
+ if (*invert != 0 && *invert != 1) *invert =0;
+ uint32_t initLoopMax = 200;
+ if (initLoopMax > *size) initLoopMax=*size;
+ // Detect high and lows
//25% fuzz in case highs and lows aren't clipped [marshmellow]
- high = (int)(high * .75);
- low = (int)(low+128 * .25);
+ int high, low, ans;
+ ans = getHiLo(BinStream, initLoopMax, &high, &low, 75, 75);
+ if (ans<1) return -2; //just noise
- int lastBit = 0; //set first clock check
- uint32_t bitnum = 0; //output counter
-
- uint8_t tol = 0; //clock tolerance adjust - waves will be accepted as within the clock if they fall + or - this value + clock from last valid wave
- if (*clk==32) tol = 1; //clock tolerance may not be needed anymore currently set to + or - 1 but could be increased for poor waves or removed entirely
-
- uint32_t gLen = *bitLen;
- if (gLen > 500) gLen = 500;
-
- uint32_t j = 0;
- uint8_t errCnt = 0;
- uint32_t bestStart = *bitLen;
- uint32_t bestErrCnt = (*bitLen / 1000);
- uint32_t errCntLimit = bestErrCnt;
- uint8_t midBit = 0;
-
- //loop to find first wave that works
- for (j = 0; j < gLen; ++j){
-
- if ((BinStream[j] >= high)||(BinStream[j] <= low)){
- lastBit = j - *clk;
- //loop through to see if this start location works
- for (i = j; i < *bitLen; ++i) {
- if ((BinStream[i] >= high) && ((i-lastBit)>(*clk-tol))){
- lastBit += *clk;
- BitStream[bitnum] = *invert;
- bitnum++;
- midBit = 0;
- } else if ((BinStream[i] <= low) && ((i-lastBit)>(*clk-tol))){
- //low found and we are expecting a bar
- lastBit += *clk;
- BitStream[bitnum] = 1-*invert;
- bitnum++;
- midBit=0;
- } else if ((BinStream[i]<=low) && (midBit==0) && ((i-lastBit)>((*clk/2)-tol))){
- //mid bar?
- midBit = 1;
- BitStream[bitnum] = 1 - *invert;
- bitnum++;
- } else if ((BinStream[i]>=high)&&(midBit==0) && ((i-lastBit)>((*clk/2)-tol))){
- //mid bar?
- midBit = 1;
- BitStream[bitnum] = *invert;
- bitnum++;
- } else if ((i-lastBit)>((*clk/2)+tol)&&(midBit==0)){
- //no mid bar found
- midBit = 1;
- BitStream[bitnum] = BitStream[bitnum-1];
- bitnum++;
- } else {
- //mid value found or no bar supposed to be here
+ //PrintAndLog("DEBUG - valid high: %d - valid low: %d",high,low);
+ int lastBit = 0; //set first clock check
+ uint32_t bitnum = 0; //output counter
+ uint8_t tol = 0; //clock tolerance adjust - waves will be accepted as within the clock
+ // if they fall + or - this value + clock from last valid wave
+ if (*clk == 32) tol=1; //clock tolerance may not be needed anymore currently set to
+ // + or - 1 but could be increased for poor waves or removed entirely
+ uint32_t iii = 0;
+ uint32_t gLen = *size;
+ if (gLen > 500) gLen=500;
+ uint8_t errCnt =0;
+ uint32_t bestStart = *size;
+ uint32_t bestErrCnt = (*size/1000);
+ uint32_t maxErr = bestErrCnt;
+ uint8_t midBit=0;
+ //PrintAndLog("DEBUG - lastbit - %d",lastBit);
+ //loop to find first wave that works
+ for (iii=0; iii < gLen; ++iii){
+ if ((BinStream[iii]>=high) || (BinStream[iii]<=low)){
+ lastBit=iii-*clk;
+ //loop through to see if this start location works
+ for (i = iii; i < *size; ++i) {
+ if ((BinStream[i] >= high) && ((i-lastBit)>(*clk-tol))){
+ lastBit+=*clk;
+ midBit=0;
+ } else if ((BinStream[i] <= low) && ((i-lastBit)>(*clk-tol))){
+ //low found and we are expecting a bar
+ lastBit+=*clk;
+ midBit=0;
+ } else if ((BinStream[i]<=low) && (midBit==0) && ((i-lastBit)>((*clk/2)-tol))){
+ //mid bar?
+ midBit=1;
+ } else if ((BinStream[i]>=high) && (midBit==0) && ((i-lastBit)>((*clk/2)-tol))){
+ //mid bar?
+ midBit=1;
+ } else if ((i-lastBit)>((*clk/2)+tol) && (midBit==0)){
+ //no mid bar found
+ midBit=1;
+ } else {
+ //mid value found or no bar supposed to be here
- if (( i - lastBit) > ( *clk + tol)){
- //should have hit a high or low based on clock!!
+ if ((i-lastBit)>(*clk+tol)){
+ //should have hit a high or low based on clock!!
+ //debug
+ //PrintAndLog("DEBUG - no wave in expected area - location: %d, expected: %d-%d, lastBit: %d - resetting search",i,(lastBit+(clk-((int)(tol)))),(lastBit+(clk+((int)(tol)))),lastBit);
- if (bitnum > 0){
- BitStream[bitnum] = 77;
- bitnum++;
- }
+ errCnt++;
+ lastBit+=*clk;//skip over until hit too many errors
+ if (errCnt > ((*size/1000))){ //allow 1 error for every 1000 samples else start over
+ errCnt=0;
+ break;
+ }
+ }
+ }
+ if ((i-iii)>(500 * *clk)) break; //got enough bits
+ }
+ //we got more than 64 good bits and not all errors
+ if ((((i-iii)/ *clk) > (64+errCnt)) && (errCnt<(*size/1000))) {
+ //possible good read
+ if (errCnt==0){
+ bestStart=iii;
+ bestErrCnt=errCnt;
+ break; //great read - finish
+ }
+ if (errCnt<bestErrCnt){ //set this as new best run
+ bestErrCnt=errCnt;
+ bestStart = iii;
+ }
+ }
+ }
+ }
+ if (bestErrCnt<maxErr){
+ //best run is good enough - set to best run and overwrite BinStream
+ iii=bestStart;
+ lastBit = bestStart - *clk;
+ bitnum=0;
+ for (i = iii; i < *size; ++i) {
+ if ((BinStream[i] >= high) && ((i-lastBit) > (*clk-tol))){
+ lastBit += *clk;
+ BinStream[bitnum] = *invert;
+ bitnum++;
+ midBit=0;
+ } else if ((BinStream[i] <= low) && ((i-lastBit) > (*clk-tol))){
+ //low found and we are expecting a bar
+ lastBit+=*clk;
+ BinStream[bitnum] = 1-*invert;
+ bitnum++;
+ midBit=0;
+ } else if ((BinStream[i]<=low) && (midBit==0) && ((i-lastBit)>((*clk/2)-tol))){
+ //mid bar?
+ midBit=1;
+ BinStream[bitnum] = 1 - *invert;
+ bitnum++;
+ } else if ((BinStream[i]>=high) && (midBit==0) && ((i-lastBit)>((*clk/2)-tol))){
+ //mid bar?
+ midBit=1;
+ BinStream[bitnum] = *invert;
+ bitnum++;
+ } else if ((i-lastBit)>((*clk/2)+tol) && (midBit==0)){
+ //no mid bar found
+ midBit=1;
+ if (bitnum!=0) BinStream[bitnum] = BinStream[bitnum-1];
+ bitnum++;
+
+ } else {
+ //mid value found or no bar supposed to be here
+ if ((i-lastBit)>(*clk+tol)){
+ //should have hit a high or low based on clock!!
- errCnt++;
- lastBit += *clk;//skip over until hit too many errors
- if (errCnt > errCntLimit){ //allow 1 error for every 1000 samples else start over
- errCnt = 0;
- bitnum = 0;//start over
- break;
- }
- }
- }
- if (bitnum > 500) break;
- }
- //we got more than 64 good bits and not all errors
- //possible good read
- if ((bitnum > (64 + errCnt)) && (errCnt < errCntLimit)) {
-
- //great read - finish
- if (errCnt == 0) break;
-
- //if current run == bestErrCnt run (after exhausted testing) then finish
- if (bestStart == j) break;
-
- //set this as new best run
- if (errCnt < bestErrCnt){
- bestErrCnt = errCnt;
- bestStart = j;
- }
- }
- }
- if (j >= gLen){ //exhausted test
- //if there was a ok test go back to that one and re-run the best run (then dump after that run)
- if (bestErrCnt < errCntLimit)
- j = bestStart;
- }
- }
- if (bitnum > 16){
+ //debug
+ //PrintAndLog("DEBUG - no wave in expected area - location: %d, expected: %d-%d, lastBit: %d - resetting search",i,(lastBit+(clk-((int)(tol)))),(lastBit+(clk+((int)(tol)))),lastBit);
+ if (bitnum > 0){
+ BinStream[bitnum]=77;
+ bitnum++;
+ }
- for (i = 0; i < bitnum; ++i){
- BinStream[i] = BitStream[i];
+ lastBit+=*clk;//skip over error
+ }
+ }
+ if (bitnum >=400) break;
}
- *bitLen = bitnum;
- } else {
+ *size=bitnum;
+ } else{
+ *invert=bestStart;
+ *clk=iii;
return -1;
}
- return errCnt;
+ return bestErrCnt;
}
-//translate wave to 11111100000 (1 for each short wave 0 for each long wave)
+//translate wave to 11111100000 (1 for each short wave 0 for each long wave)
size_t fsk_wave_demod(uint8_t * dest, size_t size, uint8_t fchigh, uint8_t fclow)
{
uint32_t last_transition = 0;
uint32_t idx = 1;
- uint32_t maxVal = 0;
-
- if (fchigh == 0) fchigh = 10;
- if (fclow == 0) fclow = 8;
-
- // we do care about the actual theshold value as sometimes near the center of the
- // wave we may get static that changes direction of wave for one value
- // if our value is too low it might affect the read. and if our tag or
- // antenna is weak a setting too high might not see anything. [marshmellow]
- if ( size < 100)
- return 0;
-
- // Find high from first 100 samples
- for ( idx = 1; idx < 100; idx++ ){
- if ( maxVal < dest[idx])
- maxVal = dest[idx];
- }
-
- // set close to the top of the wave threshold with 25% margin for error
- // less likely to get a false transition up there.
- // (but have to be careful not to go too high and miss some short waves)
- uint8_t threshold_value = (uint8_t)(maxVal * .75);
-
+ //uint32_t maxVal=0;
+ if (fchigh==0) fchigh=10;
+ if (fclow==0) fclow=8;
+ //set the threshold close to 0 (graph) or 128 std to avoid static
+ uint8_t threshold_value = 123;
+
// sync to first lo-hi transition, and threshold
+
// Need to threshold first sample
-
- dest[0] = (dest[0] < threshold_value) ? 0 : 1;
+
+ if(dest[0] < threshold_value) dest[0] = 0;
+ else dest[0] = 1;
size_t numBits = 0;
-
// count cycles between consecutive lo-hi transitions, there should be either 8 (fc/8)
// or 10 (fc/10) cycles but in practice due to noise etc we may end up with with anywhere
// between 7 to 11 cycles so fuzz it by treat anything <9 as 8 and anything else as 10
for(idx = 1; idx < size; idx++) {
-
// threshold current value
- dest[idx] = (dest[idx] < threshold_value) ? 0 : 1;
+
+ if (dest[idx] < threshold_value) dest[idx] = 0;
+ else dest[idx] = 1;
// Check for 0->1 transition
if (dest[idx-1] < dest[idx]) { // 0 -> 1 transition
- if ( ( idx - last_transition ) <( fclow - 2 ) ) { //0-5 = garbage noise
+ if ((idx-last_transition)<(fclow-2)){ //0-5 = garbage noise
//do nothing with extra garbage
- } else if ((idx - last_transition) < ( fchigh - 1 )) { //6-8 = 8 waves
+ } else if ((idx-last_transition) < (fchigh-1)) { //6-8 = 8 waves
dest[numBits]=1;
} else { //9+ = 10 waves
dest[numBits]=0;
numBits++;
}
}
- //it returns the number of bytes, but each byte represents a bit: 1 or 0
- return numBits;
+ return numBits; //Actually, it returns the number of bytes, but each byte represents a bit: 1 or 0
}
uint32_t myround2(float f)
{
- if (f >= 2000) return 2000;//something bad happened
- return (uint32_t) (f + (float)0.5);
+ if (f >= 2000) return 2000;//something bad happened
+ return (uint32_t) (f + (float)0.5);
}
-//translate 11111100000 to 10
-size_t aggregate_bits(uint8_t *dest, size_t size, uint8_t rfLen, uint8_t maxConsequtiveBits, uint8_t invert, uint8_t fchigh, uint8_t fclow )
+//translate 11111100000 to 10
+size_t aggregate_bits(uint8_t *dest, size_t size, uint8_t rfLen, uint8_t maxConsequtiveBits,
+ uint8_t invert, uint8_t fchigh, uint8_t fclow)
{
- uint8_t lastval = dest[0];
- uint32_t idx = 0;
- uint32_t n = 1;
- size_t numBits = 0;
+ uint8_t lastval=dest[0];
+ uint32_t idx=0;
+ size_t numBits=0;
+ uint32_t n=1;
- for( idx = 1; idx < size; idx++) {
+ for( idx=1; idx < size; idx++) {
- if (dest[idx] == lastval) {
+ if (dest[idx]==lastval) {
n++;
continue;
}
//if lastval was 1, we have a 1->0 crossing
- if ( dest[idx-1] == 1 ) {
- n = myround2( (float)( n + 1 ) / ((float)(rfLen)/(float)fclow));
- } else { // 0->1 crossing
- n = myround2( (float)( n + 1 ) / ((float)(rfLen-2)/(float)fchigh)); //-2 for fudge factor
+ if ( dest[idx-1]==1 ) {
+ n=myround2((float)(n+1)/((float)(rfLen)/(float)fclow));
+ } else {// 0->1 crossing
+ n=myround2((float)(n+1)/((float)(rfLen-1)/(float)fchigh)); //-1 for fudge factor
}
if (n == 0) n = 1;
- if(n < maxConsequtiveBits) //Consecutive
+ if(n < maxConsequtiveBits) //Consecutive
{
- if(invert == 0){ //invert bits
+ if(invert==0){ //invert bits
memset(dest+numBits, dest[idx-1] , n);
}else{
- memset(dest+numBits, dest[idx-1]^1 , n);
- }
+ memset(dest+numBits, dest[idx-1]^1 , n);
+ }
numBits += n;
}
- n = 0;
- lastval = dest[idx];
+ n=0;
+ lastval=dest[idx];
}//end for
return numBits;
}
-
//by marshmellow (from holiman's base)
// full fsk demod from GraphBuffer wave to decoded 1s and 0s (no mandemod)
int fskdemod(uint8_t *dest, size_t size, uint8_t rfLen, uint8_t invert, uint8_t fchigh, uint8_t fclow)
{
// FSK demodulator
size = fsk_wave_demod(dest, size, fchigh, fclow);
- if ( size > 0 )
- size = aggregate_bits(dest, size, rfLen, 192, invert, fchigh, fclow);
+ size = aggregate_bits(dest, size, rfLen, 192, invert, fchigh, fclow);
return size;
}
// loop to get raw HID waveform then FSK demodulate the TAG ID from it
-int HIDdemodFSK(uint8_t *dest, size_t size, uint32_t *hi2, uint32_t *hi, uint32_t *lo)
+int HIDdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo)
{
- size_t idx = 0;
- int numshifts = 0;
+ if (justNoise(dest, *size)) return -1;
- // FSK demodulator
- size = fskdemod(dest, size, 50, 0, 10, 8);
+ size_t numStart=0, size2=*size, startIdx=0;
+ // FSK demodulator
+ *size = fskdemod(dest, size2,50,1,10,8); //fsk2a
+ if (*size < 96) return -2;
+ // 00011101 bit pattern represent start of frame, 01 pattern represents a 0 and 10 represents a 1
+ uint8_t preamble[] = {0,0,0,1,1,1,0,1};
+ // find bitstring in array
+ uint8_t errChk = preambleSearch(dest, preamble, sizeof(preamble), size, &startIdx);
+ if (errChk == 0) return -3; //preamble not found
- // final loop, go over previously decoded manchester data and decode into usable tag ID
- // 111000 bit pattern represent start of frame, 01 pattern represents a 1 and 10 represents a 0
- uint8_t frame_marker_mask[] = {1,1,1,0,0,0};
+ numStart = startIdx + sizeof(preamble);
+ // final loop, go over previously decoded FSK data and manchester decode into usable tag ID
+ for (size_t idx = numStart; (idx-numStart) < *size - sizeof(preamble); idx+=2){
+ if (dest[idx] == dest[idx+1]){
+ return -4; //not manchester data
+ }
+ *hi2 = (*hi2<<1)|(*hi>>31);
+ *hi = (*hi<<1)|(*lo>>31);
+ //Then, shift in a 0 or one into low
+ if (dest[idx] && !dest[idx+1]) // 1 0
+ *lo=(*lo<<1)|1;
+ else // 0 1
+ *lo=(*lo<<1)|0;
+ }
+ return (int)startIdx;
+}
- uint8_t mask_len = sizeof frame_marker_mask / sizeof frame_marker_mask[0];
+// loop to get raw paradox waveform then FSK demodulate the TAG ID from it
+int ParadoxdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo)
+{
+ if (justNoise(dest, *size)) return -1;
- //one scan
- while( idx + mask_len < size) {
- // search for a start of frame marker
- if ( memcmp(dest+idx, frame_marker_mask, sizeof(frame_marker_mask)) == 0)
- { // frame marker found
- idx += mask_len;
- while(dest[idx] != dest[idx+1] && idx < size-2)
- {
- // Keep going until next frame marker (or error)
- // Shift in a bit. Start by shifting high registers
- *hi2 = ( *hi2 << 1 ) | ( *hi >> 31 );
- *hi = ( *hi << 1 ) | ( *lo >> 31 );
- //Then, shift in a 0 or one into low
- if (dest[idx] && !dest[idx+1]) // 1 0
- *lo = ( *lo << 1 ) | 0;
- else // 0 1
- *lo = ( *lo << 1 ) | 1;
- numshifts++;
- idx += 2;
- }
- // Hopefully, we read a tag and hit upon the next frame marker
- if(idx + mask_len < size)
- {
- if ( memcmp(dest+idx, frame_marker_mask, sizeof(frame_marker_mask)) == 0)
- {
- //good return
- return idx;
- }
- }
- // reset
- *hi2 = *hi = *lo = 0;
- numshifts = 0;
- }else {
- idx++;
- }
+ size_t numStart=0, size2=*size, startIdx=0;
+ // FSK demodulator
+ *size = fskdemod(dest, size2,50,1,10,8); //fsk2a
+ if (*size < 96) return -2;
+
+ // 00001111 bit pattern represent start of frame, 01 pattern represents a 0 and 10 represents a 1
+ uint8_t preamble[] = {0,0,0,0,1,1,1,1};
+
+ uint8_t errChk = preambleSearch(dest, preamble, sizeof(preamble), size, &startIdx);
+ if (errChk == 0) return -3; //preamble not found
+
+ numStart = startIdx + sizeof(preamble);
+ // final loop, go over previously decoded FSK data and manchester decode into usable tag ID
+ for (size_t idx = numStart; (idx-numStart) < *size - sizeof(preamble); idx+=2){
+ if (dest[idx] == dest[idx+1])
+ return -4; //not manchester data
+ *hi2 = (*hi2<<1)|(*hi>>31);
+ *hi = (*hi<<1)|(*lo>>31);
+ //Then, shift in a 0 or one into low
+ if (dest[idx] && !dest[idx+1]) // 1 0
+ *lo=(*lo<<1)|1;
+ else // 0 1
+ *lo=(*lo<<1)|0;
}
- return -1;
+ return (int)startIdx;
}
-uint32_t bytebits_to_byte(uint8_t *src, int numbits)
+uint32_t bytebits_to_byte(uint8_t* src, size_t numbits)
{
- //HACK: potential overflow in numbits is larger then uint32 bits.
-
uint32_t num = 0;
- for(int i = 0 ; i < numbits ; ++i) {
+ for(int i = 0 ; i < numbits ; i++)
+ {
num = (num << 1) | (*src);
src++;
}
int IOdemodFSK(uint8_t *dest, size_t size)
{
+ if (justNoise(dest, size)) return -1;
//make sure buffer has data
- if (size < 100) return -1;
-
- uint32_t idx = 0;
- uint8_t testMax = 0;
-
- //test samples are not just noise
- for (; idx < 65; ++idx ){
- if (testMax < dest[idx])
- testMax = dest[idx];
- }
-
- //if not, just noise
- if (testMax < 20) return -2;
-
+ if (size < 66*64) return -2;
// FSK demodulator
- size = fskdemod(dest, size, 64, 1, 10, 8); // RF/64 and invert
-
- //did we get a good demod?
- if (size < 65) return -3;
-
+ size = fskdemod(dest, size, 64, 1, 10, 8); // FSK2a RF/64
+ if (size < 65) return -3; //did we get a good demod?
//Index map
//0 10 20 30 40 50 60
//| | | | | | |
//
//XSF(version)facility:codeone+codetwo
//Handle the data
-
- uint8_t mask[] = {0,0,0,0,0,0,0,0,0,1};
-
- for( idx = 0; idx < (size - 65); ++idx) {
- if ( memcmp(dest + idx, mask, sizeof(mask))==0) {
- //frame marker found
- if (!dest[idx+8] &&
- dest[idx+17] == 1 &&
- dest[idx+26] == 1 &&
- dest[idx+35] == 1 &&
- dest[idx+44] == 1 &&
- dest[idx+53] == 1){
- //confirmed proper separator bits found
- //return start position
- return (int) idx;
- }
- }
+ size_t startIdx = 0;
+ uint8_t preamble[] = {0,0,0,0,0,0,0,0,0,1};
+ uint8_t errChk = preambleSearch(dest, preamble, sizeof(preamble), &size, &startIdx);
+ if (errChk == 0) return -4; //preamble not found
+
+ if (!dest[startIdx+8] && dest[startIdx+17]==1 && dest[startIdx+26]==1 && dest[startIdx+35]==1 && dest[startIdx+44]==1 && dest[startIdx+53]==1){
+ //confirmed proper separator bits found
+ //return start position
+ return (int) startIdx;
+ }
+ return -5;
+}
+
+// by marshmellow
+// takes a array of binary values, start position, length of bits per parity (includes parity bit),
+// Parity Type (1 for odd 0 for even), and binary Length (length to run)
+size_t removeParity(uint8_t *BitStream, size_t startIdx, uint8_t pLen, uint8_t pType, size_t bLen)
+{
+ uint32_t parityWd = 0;
+ size_t j = 0, bitCnt = 0;
+ for (int word = 0; word < (bLen); word+=pLen){
+ for (int bit=0; bit < pLen; bit++){
+ parityWd = (parityWd << 1) | BitStream[startIdx+word+bit];
+ BitStream[j++] = (BitStream[startIdx+word+bit]);
+ }
+ j--;
+ // if parity fails then return 0
+ if (parityTest(parityWd, pLen, pType) == 0) return -1;
+ bitCnt+=(pLen-1);
+ parityWd = 0;
}
- return 0;
+ // if we got here then all the parities passed
+ //return ID start index and size
+ return bitCnt;
+}
+
+// by marshmellow
+// FSK Demod then try to locate an AWID ID
+int AWIDdemodFSK(uint8_t *dest, size_t *size)
+{
+ //make sure buffer has enough data
+ if (*size < 96*50) return -1;
+
+ if (justNoise(dest, *size)) return -2;
+
+ // FSK demodulator
+ *size = fskdemod(dest, *size, 50, 1, 10, 8); // fsk2a RF/50
+ if (*size < 96) return -3; //did we get a good demod?
+
+ uint8_t preamble[] = {0,0,0,0,0,0,0,1};
+ size_t startIdx = 0;
+ uint8_t errChk = preambleSearch(dest, preamble, sizeof(preamble), size, &startIdx);
+ if (errChk == 0) return -4; //preamble not found
+ if (*size != 96) return -5;
+ return (int)startIdx;
+}
+
+// by marshmellow
+// FSK Demod then try to locate an Farpointe Data (pyramid) ID
+int PyramiddemodFSK(uint8_t *dest, size_t *size)
+{
+ //make sure buffer has data
+ if (*size < 128*50) return -5;
+
+ //test samples are not just noise
+ if (justNoise(dest, *size)) return -1;
+
+ // FSK demodulator
+ *size = fskdemod(dest, *size, 50, 1, 10, 8); // fsk2a RF/50
+ if (*size < 128) return -2; //did we get a good demod?
+
+ uint8_t preamble[] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1};
+ size_t startIdx = 0;
+ uint8_t errChk = preambleSearch(dest, preamble, sizeof(preamble), size, &startIdx);
+ if (errChk == 0) return -4; //preamble not found
+ if (*size != 128) return -3;
+ return (int)startIdx;
}
// by marshmellow
// maybe somehow adjust peak trimming value based on samples to fix?
int DetectASKClock(uint8_t dest[], size_t size, int clock)
{
- int i = 0;
- int clk[] = {16,32,40,50,64,100,128,256};
- uint8_t clkLen = sizeof clk / sizeof clk[0];
-
+ int i=0;
+ int clk[]={8,16,32,40,50,64,100,128,256};
+ int loopCnt = 256; //don't need to loop through entire array...
+ if (size<loopCnt) loopCnt = size;
+
+ //if we already have a valid clock quit
+
+ for (;i<8;++i)
+ if (clk[i] == clock) return clock;
+
+ //get high and low peak
+ int peak, low;
+ getHiLo(dest, loopCnt, &peak, &low, 75, 75);
+
+ int ii;
+ int clkCnt;
+ int tol = 0;
+ int bestErr[]={1000,1000,1000,1000,1000,1000,1000,1000,1000};
+ int errCnt=0;
+ //test each valid clock from smallest to greatest to see which lines up
+ for(clkCnt=0; clkCnt < 8; ++clkCnt){
+ if (clk[clkCnt] == 32){
+ tol=1;
+ }else{
+ tol=0;
+ }
+ bestErr[clkCnt]=1000;
+ //try lining up the peaks by moving starting point (try first 256)
+ for (ii=0; ii < loopCnt; ++ii){
+ if ((dest[ii] >= peak) || (dest[ii] <= low)){
+ errCnt=0;
+ // now that we have the first one lined up test rest of wave array
+ for (i=0; i<((int)((size-ii-tol)/clk[clkCnt])-1); ++i){
+ if (dest[ii+(i*clk[clkCnt])]>=peak || dest[ii+(i*clk[clkCnt])]<=low){
+ }else if(dest[ii+(i*clk[clkCnt])-tol]>=peak || dest[ii+(i*clk[clkCnt])-tol]<=low){
+ }else if(dest[ii+(i*clk[clkCnt])+tol]>=peak || dest[ii+(i*clk[clkCnt])+tol]<=low){
+ }else{ //error no peak detected
+ errCnt++;
+ }
+ }
+ //if we found no errors then we can stop here
+ // this is correct one - return this clock
+ //PrintAndLog("DEBUG: clk %d, err %d, ii %d, i %d",clk[clkCnt],errCnt,ii,i);
+ if(errCnt==0 && clkCnt<6) return clk[clkCnt];
+ //if we found errors see if it is lowest so far and save it as best run
+ if(errCnt<bestErr[clkCnt]) bestErr[clkCnt]=errCnt;
+ }
+ }
+ }
+ uint8_t iii=0;
+ uint8_t best=0;
+ for (iii=0; iii<8; ++iii){
+ if (bestErr[iii]<bestErr[best]){
+ if (bestErr[iii]==0) bestErr[iii]=1;
+ // current best bit to error ratio vs new bit to error ratio
+ if (((size/clk[best])/bestErr[best] < (size/clk[iii])/bestErr[iii]) ){
+ best = iii;
+ }
+ }
+ }
+ return clk[best];
+}
+
+//by marshmellow
+//detect psk clock by reading #peaks vs no peaks(or errors)
+int DetectpskNRZClock(uint8_t dest[], size_t size, int clock)
+{
+ int i=0;
+ int clk[]={16,32,40,50,64,100,128,256};
+ int loopCnt = 2048; //don't need to loop through entire array...
+ if (size<loopCnt) loopCnt = size;
+
//if we already have a valid clock quit
- for (; i < clkLen; ++i)
- if (clk[i] == clock)
- return clock;
-
- int peak = 0;
- int low = 128;
- int loopCnt = 256;
- if (size < loopCnt)
- loopCnt = size;
-
+ for (; i < 7; ++i)
+ if (clk[i] == clock) return clock;
+
//get high and low peak
- for ( i = 0; i < loopCnt; ++i ){
- if(dest[i] > peak)
- peak = dest[i];
- if(dest[i] < low)
- low = dest[i];
- }
+ int peak, low;
+ getHiLo(dest, loopCnt, &peak, &low, 75, 75);
- peak = (int)(peak * .75);
- low = (int)(low+128 * .25);
-
- int ii, cnt, bestErr, tol = 0;
- int errCnt[clkLen];
- memset(errCnt, 0x00, clkLen);
-
- int tmpIndex, tmphigh, tmplow;
-
+ //PrintAndLog("DEBUG: peak: %d, low: %d",peak,low);
+ int ii;
+ uint8_t clkCnt;
+ uint8_t tol = 0;
+ int peakcnt=0;
+ int errCnt=0;
+ int bestErr[]={1000,1000,1000,1000,1000,1000,1000,1000};
+ int peaksdet[]={0,0,0,0,0,0,0,0};
//test each valid clock from smallest to greatest to see which lines up
- for( cnt = 0; cnt < clkLen; ++cnt ){
-
- tol = (clk[cnt] == 32) ? 1 : 0;
- bestErr = 1000;
- tmpIndex = tmphigh = tmplow = 0;
-
- //try lining up the peaks by moving starting point (try first 256)
- for (ii=0; ii < loopCnt; ++ii){
-
- // not a peak? continue
- if ( (dest[ii] < peak) && (dest[ii] > low))
- continue;
-
- errCnt[cnt] = 0;
-
- // now that we have the first one lined up test rest of wave array
- for ( i = 0; i < ((int)(size / clk[cnt]) - 1); ++i){
-
- tmpIndex = ii + (i * clk[cnt] );
- tmplow = dest[ tmpIndex - tol];
- tmphigh = dest[ tmpIndex + tol];
-
- if ( dest[tmpIndex] >= peak || dest[tmpIndex] <= low ) {
+ for(clkCnt=0; clkCnt < 7; ++clkCnt){
+ if (clk[clkCnt] <= 32){
+ tol=1;
+ }else{
+ tol=0;
+ }
+ //try lining up the peaks by moving starting point (try first 256)
+ for (ii=0; ii< loopCnt; ++ii){
+ if ((dest[ii] >= peak) || (dest[ii] <= low)){
+ errCnt=0;
+ peakcnt=0;
+ // now that we have the first one lined up test rest of wave array
+ for (i=0; i < ((int)((size-ii-tol)/clk[clkCnt])-1); ++i){
+ if (dest[ii+(i*clk[clkCnt])]>=peak || dest[ii+(i*clk[clkCnt])]<=low){
+ peakcnt++;
+ }else if(dest[ii+(i*clk[clkCnt])-tol]>=peak || dest[ii+(i*clk[clkCnt])-tol]<=low){
+ peakcnt++;
+ }else if(dest[ii+(i*clk[clkCnt])+tol]>=peak || dest[ii+(i*clk[clkCnt])+tol]<=low){
+ peakcnt++;
+ }else{ //error no peak detected
+ errCnt++;
+ }
}
- else if ( tmplow >= peak || tmplow <= low){
- }
- else if ( tmphigh >= peak || tmphigh <= low){
+ if(peakcnt>peaksdet[clkCnt]) {
+ peaksdet[clkCnt]=peakcnt;
+ bestErr[clkCnt]=errCnt;
}
- else
- errCnt[cnt]++; //error no peak detected
}
+ }
+ }
+ int iii=0;
+ int best=0;
+ //int ratio2; //debug
+ int ratio;
+ //int bits;
+ for (iii=0; iii < 7; ++iii){
+ ratio=1000;
+ //ratio2=1000; //debug
+ //bits=size/clk[iii]; //debug
+ if (peaksdet[iii] > 0){
+ ratio=bestErr[iii]/peaksdet[iii];
+ if (((bestErr[best]/peaksdet[best]) > (ratio)+1)){
+ best = iii;
+ }
+ //ratio2=bits/peaksdet[iii]; //debug
+ }
+ //PrintAndLog("DEBUG: Clk: %d, peaks: %d, errs: %d, bestClk: %d, ratio: %d, bits: %d, peakbitr: %d",clk[iii],peaksdet[iii],bestErr[iii],clk[best],ratio, bits,ratio2);
+ }
+ return clk[best];
+}
- //if we found no errors this is correct one - return this clock
- if ( errCnt[cnt] == 0 )
- return clk[cnt];
+// by marshmellow (attempt to get rid of high immediately after a low)
+void pskCleanWave(uint8_t *BitStream, size_t size)
+{
+ int i;
+ int gap = 4;
+ int newLow=0;
+ int newHigh=0;
+ int high, low;
+ getHiLo(BitStream, size, &high, &low, 80, 90);
+
+ for (i=0; i < size; ++i){
+ if (newLow == 1){
+ if (BitStream[i]>low){
+ BitStream[i]=low+8;
+ gap--;
+ }
+ if (gap == 0){
+ newLow=0;
+ gap=4;
+ }
+ }else if (newHigh == 1){
+ if (BitStream[i]<high){
+ BitStream[i]=high-8;
+ gap--;
+ }
+ if (gap == 0){
+ newHigh=0;
+ gap=4;
+ }
+ }
+ if (BitStream[i] <= low) newLow=1;
+ if (BitStream[i] >= high) newHigh=1;
+ }
+ return;
+}
- if ( errCnt[cnt] < bestErr)
- bestErr = errCnt[cnt];
+// by marshmellow
+// convert psk1 demod to psk2 demod
+// only transition waves are 1s
+void psk1TOpsk2(uint8_t *BitStream, size_t size)
+{
+ size_t i=1;
+ uint8_t lastBit=BitStream[0];
+ for (; i<size; i++){
+ if (lastBit!=BitStream[i]){
+ lastBit=BitStream[i];
+ BitStream[i]=1;
+ } else {
+ BitStream[i]=0;
}
- // save the least error.
- errCnt[cnt] = bestErr;
}
- // find best clock which has lowest number of errors
- int j = 0, bestIndex = 0;
- for (; j < clkLen; ++j){
- if ( errCnt[j] < errCnt[bestIndex] )
- bestIndex = j;
+ return;
+}
+
+// redesigned by marshmellow adjusted from existing decode functions
+// indala id decoding - only tested on 26 bit tags, but attempted to make it work for more
+int indala26decode(uint8_t *bitStream, size_t *size, uint8_t *invert)
+{
+ //26 bit 40134 format (don't know other formats)
+ int i;
+ int long_wait=29;//29 leading zeros in format
+ int start;
+ int first = 0;
+ int first2 = 0;
+ int bitCnt = 0;
+ int ii;
+ // Finding the start of a UID
+ for (start = 0; start <= *size - 250; start++) {
+ first = bitStream[start];
+ for (i = start; i < start + long_wait; i++) {
+ if (bitStream[i] != first) {
+ break;
+ }
+ }
+ if (i == (start + long_wait)) {
+ break;
+ }
}
- return clk[bestIndex];
+ if (start == *size - 250 + 1) {
+ // did not find start sequence
+ return -1;
+ }
+ // Inverting signal if needed
+ if (first == 1) {
+ for (i = start; i < *size; i++) {
+ bitStream[i] = !bitStream[i];
+ }
+ *invert = 1;
+ }else *invert=0;
+
+ int iii;
+ //found start once now test length by finding next one
+ for (ii=start+29; ii <= *size - 250; ii++) {
+ first2 = bitStream[ii];
+ for (iii = ii; iii < ii + long_wait; iii++) {
+ if (bitStream[iii] != first2) {
+ break;
+ }
+ }
+ if (iii == (ii + long_wait)) {
+ break;
+ }
+ }
+ if (ii== *size - 250 + 1){
+ // did not find second start sequence
+ return -2;
+ }
+ bitCnt=ii-start;
+
+ // Dumping UID
+ i = start;
+ for (ii = 0; ii < bitCnt; ii++) {
+ bitStream[ii] = bitStream[i++];
+ }
+ *size=bitCnt;
+ return 1;
+}
+
+// by marshmellow - demodulate PSK1 wave or NRZ wave (both similar enough)
+// peaks invert bit (high=1 low=0) each clock cycle = 1 bit determined by last peak
+int pskNRZrawDemod(uint8_t *dest, size_t *size, int *clk, int *invert)
+{
+ if (justNoise(dest, *size)) return -1;
+ pskCleanWave(dest,*size);
+ int clk2 = DetectpskNRZClock(dest, *size, *clk);
+ *clk=clk2;
+ uint32_t i;
+ int high, low, ans;
+ ans = getHiLo(dest, 1260, &high, &low, 75, 80); //25% fuzz on high 20% fuzz on low
+ if (ans<1) return -2; //just noise
+ uint32_t gLen = *size;
+ //PrintAndLog("DEBUG - valid high: %d - valid low: %d",high,low);
+ int lastBit = 0; //set first clock check
+ uint32_t bitnum = 0; //output counter
+ uint8_t tol = 1; //clock tolerance adjust - waves will be accepted as within the clock if they fall + or - this value + clock from last valid wave
+ if (*clk==32) tol = 2; //clock tolerance may not be needed anymore currently set to + or - 1 but could be increased for poor waves or removed entirely
+ uint32_t iii = 0;
+ uint8_t errCnt =0;
+ uint32_t bestStart = *size;
+ uint32_t maxErr = (*size/1000);
+ uint32_t bestErrCnt = maxErr;
+ uint8_t curBit=0;
+ uint8_t bitHigh=0;
+ uint8_t ignorewin=*clk/8;
+ //PrintAndLog("DEBUG - lastbit - %d",lastBit);
+ //loop to find first wave that works - align to clock
+ for (iii=0; iii < gLen; ++iii){
+ if ((dest[iii]>=high) || (dest[iii]<=low)){
+ lastBit=iii-*clk;
+ //loop through to see if this start location works
+ for (i = iii; i < *size; ++i) {
+ //if we found a high bar and we are at a clock bit
+ if ((dest[i]>=high ) && (i>=lastBit+*clk-tol && i<=lastBit+*clk+tol)){
+ bitHigh=1;
+ lastBit+=*clk;
+ ignorewin=*clk/8;
+ bitnum++;
+ //else if low bar found and we are at a clock point
+ }else if ((dest[i]<=low ) && (i>=lastBit+*clk-tol && i<=lastBit+*clk+tol)){
+ bitHigh=1;
+ lastBit+=*clk;
+ ignorewin=*clk/8;
+ bitnum++;
+ //else if no bars found
+ }else if(dest[i] < high && dest[i] > low) {
+ if (ignorewin==0){
+ bitHigh=0;
+ }else ignorewin--;
+ //if we are past a clock point
+ if (i >= lastBit+*clk+tol){ //clock val
+ lastBit+=*clk;
+ bitnum++;
+ }
+ //else if bar found but we are not at a clock bit and we did not just have a clock bit
+ }else if ((dest[i]>=high || dest[i]<=low) && (i<lastBit+*clk-tol || i>lastBit+*clk+tol) && (bitHigh==0)){
+ //error bar found no clock...
+ errCnt++;
+ }
+ if (bitnum>=1000) break;
+ }
+ //we got more than 64 good bits and not all errors
+ if ((bitnum > (64+errCnt)) && (errCnt < (maxErr))) {
+ //possible good read
+ if (errCnt == 0){
+ bestStart = iii;
+ bestErrCnt = errCnt;
+ break; //great read - finish
+ }
+ if (errCnt < bestErrCnt){ //set this as new best run
+ bestErrCnt = errCnt;
+ bestStart = iii;
+ }
+ }
+ }
+ }
+ if (bestErrCnt < maxErr){
+ //best run is good enough set to best run and set overwrite BinStream
+ iii=bestStart;
+ lastBit=bestStart-*clk;
+ bitnum=0;
+ for (i = iii; i < *size; ++i) {
+ //if we found a high bar and we are at a clock bit
+ if ((dest[i] >= high ) && (i>=lastBit+*clk-tol && i<=lastBit+*clk+tol)){
+ bitHigh=1;
+ lastBit+=*clk;
+ curBit=1-*invert;
+ dest[bitnum]=curBit;
+ ignorewin=*clk/8;
+ bitnum++;
+ //else if low bar found and we are at a clock point
+ }else if ((dest[i]<=low ) && (i>=lastBit+*clk-tol && i<=lastBit+*clk+tol)){
+ bitHigh=1;
+ lastBit+=*clk;
+ curBit=*invert;
+ dest[bitnum]=curBit;
+ ignorewin=*clk/8;
+ bitnum++;
+ //else if no bars found
+ }else if(dest[i]<high && dest[i]>low) {
+ if (ignorewin==0){
+ bitHigh=0;
+ }else ignorewin--;
+ //if we are past a clock point
+ if (i>=lastBit+*clk+tol){ //clock val
+ lastBit+=*clk;
+ dest[bitnum]=curBit;
+ bitnum++;
+ }
+ //else if bar found but we are not at a clock bit and we did not just have a clock bit
+ }else if ((dest[i]>=high || dest[i]<=low) && ((i<lastBit+*clk-tol) || (i>lastBit+*clk+tol)) && (bitHigh==0)){
+ //error bar found no clock...
+ bitHigh=1;
+ dest[bitnum]=77;
+ bitnum++;
+ errCnt++;
+ }
+ if (bitnum >=1000) break;
+ }
+ *size=bitnum;
+ } else{
+ *size=bitnum;
+ *clk=bestStart;
+ return -1;
+ }
+
+ if (bitnum>16){
+ *size=bitnum;
+ } else return -1;
+ return errCnt;
+}
+
+//by marshmellow
+//detects the bit clock for FSK given the high and low Field Clocks
+uint8_t detectFSKClk(uint8_t *BitStream, size_t size, uint8_t fcHigh, uint8_t fcLow)
+{
+ uint8_t clk[] = {8,16,32,40,50,64,100,128,0};
+ uint16_t rfLens[] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
+ uint8_t rfCnts[] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
+ uint8_t rfLensFnd = 0;
+ uint8_t lastFCcnt=0;
+ uint32_t fcCounter = 0;
+ uint16_t rfCounter = 0;
+ uint8_t firstBitFnd = 0;
+ size_t i;
+
+ uint8_t fcTol = (uint8_t)(0.5+(float)(fcHigh-fcLow)/2);
+ rfLensFnd=0;
+ fcCounter=0;
+ rfCounter=0;
+ firstBitFnd=0;
+ //PrintAndLog("DEBUG: fcTol: %d",fcTol);
+ // prime i to first up transition
+ for (i = 1; i < size-1; i++)
+ if (BitStream[i] > BitStream[i-1] && BitStream[i]>=BitStream[i+1])
+ break;
+
+ for (; i < size-1; i++){
+ if (BitStream[i] > BitStream[i-1] && BitStream[i]>=BitStream[i+1]){
+ // new peak
+ fcCounter++;
+ rfCounter++;
+ // if we got less than the small fc + tolerance then set it to the small fc
+ if (fcCounter < fcLow+fcTol)
+ fcCounter = fcLow;
+ else //set it to the large fc
+ fcCounter = fcHigh;
+
+ //look for bit clock (rf/xx)
+ if ((fcCounter<lastFCcnt || fcCounter>lastFCcnt)){
+ //not the same size as the last wave - start of new bit sequence
+
+ if (firstBitFnd>1){ //skip first wave change - probably not a complete bit
+ for (int ii=0; ii<15; ii++){
+ if (rfLens[ii]==rfCounter){
+ rfCnts[ii]++;
+ rfCounter=0;
+ break;
+ }
+ }
+ if (rfCounter>0 && rfLensFnd<15){
+ //PrintAndLog("DEBUG: rfCntr %d, fcCntr %d",rfCounter,fcCounter);
+ rfCnts[rfLensFnd]++;
+ rfLens[rfLensFnd++]=rfCounter;
+ }
+ } else {
+ firstBitFnd++;
+ }
+ rfCounter=0;
+ lastFCcnt=fcCounter;
+ }
+ fcCounter=0;
+ } else {
+ // count sample
+ fcCounter++;
+ rfCounter++;
+ }
+ }
+ uint8_t rfHighest=15, rfHighest2=15, rfHighest3=15;
+
+ for (i=0; i<15; i++){
+ //PrintAndLog("DEBUG: RF %d, cnts %d",rfLens[i], rfCnts[i]);
+ //get highest 2 RF values (might need to get more values to compare or compare all?)
+ if (rfCnts[i]>rfCnts[rfHighest]){
+ rfHighest3=rfHighest2;
+ rfHighest2=rfHighest;
+ rfHighest=i;
+ } else if(rfCnts[i]>rfCnts[rfHighest2]){
+ rfHighest3=rfHighest2;
+ rfHighest2=i;
+ } else if(rfCnts[i]>rfCnts[rfHighest3]){
+ rfHighest3=i;
+ }
+ }
+ // set allowed clock remainder tolerance to be 1 large field clock length+1
+ // we could have mistakenly made a 9 a 10 instead of an 8 or visa versa so rfLens could be 1 FC off
+ uint8_t tol1 = fcHigh+1;
+
+ //PrintAndLog("DEBUG: hightest: 1 %d, 2 %d, 3 %d",rfLens[rfHighest],rfLens[rfHighest2],rfLens[rfHighest3]);
+
+ // loop to find the highest clock that has a remainder less than the tolerance
+ // compare samples counted divided by
+ int ii=7;
+ for (; ii>=0; ii--){
+ if (rfLens[rfHighest] % clk[ii] < tol1 || rfLens[rfHighest] % clk[ii] > clk[ii]-tol1){
+ if (rfLens[rfHighest2] % clk[ii] < tol1 || rfLens[rfHighest2] % clk[ii] > clk[ii]-tol1){
+ if (rfLens[rfHighest3] % clk[ii] < tol1 || rfLens[rfHighest3] % clk[ii] > clk[ii]-tol1){
+ break;
+ }
+ }
+ }
+ }
+
+ if (ii<0) return 0; // oops we went too far
+
+ return clk[ii];
+}
+
+//by marshmellow
+//countFC is to detect the field clock lengths.
+//counts and returns the 2 most common wave lengths
+uint16_t countFC(uint8_t *BitStream, size_t size)
+{
+ uint8_t fcLens[] = {0,0,0,0,0,0,0,0,0,0};
+ uint16_t fcCnts[] = {0,0,0,0,0,0,0,0,0,0};
+ uint8_t fcLensFnd = 0;
+ uint8_t lastFCcnt=0;
+ uint32_t fcCounter = 0;
+ size_t i;
+
+ // prime i to first up transition
+ for (i = 1; i < size-1; i++)
+ if (BitStream[i] > BitStream[i-1] && BitStream[i] >= BitStream[i+1])
+ break;
+
+ for (; i < size-1; i++){
+ if (BitStream[i] > BitStream[i-1] && BitStream[i] >= BitStream[i+1]){
+ // new up transition
+ fcCounter++;
+
+ //if we had 5 and now have 9 then go back to 8 (for when we get a fc 9 instead of an 8)
+ if (lastFCcnt==5 && fcCounter==9) fcCounter--;
+ //if odd and not rc/5 add one (for when we get a fc 9 instead of 10)
+ if ((fcCounter==9 && fcCounter & 1) || fcCounter==4) fcCounter++;
+
+ // save last field clock count (fc/xx)
+ // find which fcLens to save it to:
+ for (int ii=0; ii<10; ii++){
+ if (fcLens[ii]==fcCounter){
+ fcCnts[ii]++;
+ fcCounter=0;
+ break;
+ }
+ }
+ if (fcCounter>0 && fcLensFnd<10){
+ //add new fc length
+ fcCnts[fcLensFnd]++;
+ fcLens[fcLensFnd++]=fcCounter;
+ }
+ fcCounter=0;
+ } else {
+ // count sample
+ fcCounter++;
+ }
+ }
+
+ uint8_t best1=9, best2=9, best3=9;
+ uint16_t maxCnt1=0;
+ // go through fclens and find which ones are bigest 2
+ for (i=0; i<10; i++){
+ // PrintAndLog("DEBUG: FC %d, Cnt %d, Errs %d",fcLens[i],fcCnts[i],errCnt);
+ // get the 3 best FC values
+ if (fcCnts[i]>maxCnt1) {
+ best3=best2;
+ best2=best1;
+ maxCnt1=fcCnts[i];
+ best1=i;
+ } else if(fcCnts[i]>fcCnts[best2]){
+ best3=best2;
+ best2=i;
+ } else if(fcCnts[i]>fcCnts[best3]){
+ best3=i;
+ }
+ }
+ uint8_t fcH=0, fcL=0;
+ if (fcLens[best1]>fcLens[best2]){
+ fcH=fcLens[best1];
+ fcL=fcLens[best2];
+ } else{
+ fcH=fcLens[best2];
+ fcL=fcLens[best1];
+ }
+
+ // TODO: take top 3 answers and compare to known Field clocks to get top 2
+
+ uint16_t fcs = (((uint16_t)fcH)<<8) | fcL;
+ // PrintAndLog("DEBUG: Best %d best2 %d best3 %d",fcLens[best1],fcLens[best2],fcLens[best3]);
+
+ return fcs;
}
-// Copyright (C) 2014
+// Copyright (C) 2014
//
// This code is licensed to you under the terms of the GNU GPL, version 2 or,
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
//-----------------------------------------------------------------------------
-// Low frequency commands
+// Low frequency demod related commands
+// marshmellow
+// note that many of these demods are not the slickest code and they often rely
+// on peaks and clock instead of converting to clean signal.
+//
//-----------------------------------------------------------------------------
#ifndef LFDEMOD_H__
#include <stdint.h>
int DetectASKClock(uint8_t dest[], size_t size, int clock);
-int askmandemod(uint8_t *BinStream,uint32_t *BitLen,int *clk, int *invert);
-uint64_t Em410xDecode(uint8_t *BitStream,uint32_t BitLen);
-int manrawdecode(uint8_t *BitStream, int *bitLen);
-int BiphaseRawDecode(uint8_t * BitStream, int *bitLen, int offset);
-int askrawdemod(uint8_t *BinStream, int *bitLen,int *clk, int *invert);
-int HIDdemodFSK(uint8_t *dest, size_t size, uint32_t *hi2, uint32_t *hi, uint32_t *lo);
+int askmandemod(uint8_t *BinStream, size_t *size, int *clk, int *invert);
+uint64_t Em410xDecode(uint8_t *BitStream, size_t *size, size_t *startIdx);
+int ManchesterEncode(uint8_t *BitStream, size_t size);
+int manrawdecode(uint8_t *BitStream, size_t *size);
+int BiphaseRawDecode(uint8_t * BitStream, size_t *size, int offset, int invert);
+int askrawdemod(uint8_t *BinStream, size_t *size, int *clk, int *invert);
+int HIDdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo);
int IOdemodFSK(uint8_t *dest, size_t size);
int fskdemod(uint8_t *dest, size_t size, uint8_t rfLen, uint8_t invert, uint8_t fchigh, uint8_t fclow);
-uint32_t bytebits_to_byte(uint8_t* src, int numbits);
+uint32_t bytebits_to_byte(uint8_t* src, size_t numbits);
+int pskNRZrawDemod(uint8_t *dest, size_t *size, int *clk, int *invert);
+void psk1TOpsk2(uint8_t *BitStream, size_t size);
+int DetectpskNRZClock(uint8_t dest[], size_t size, int clock);
+int indala26decode(uint8_t *bitStream, size_t *size, uint8_t *invert);
+void pskCleanWave(uint8_t *bitStream, size_t size);
+int PyramiddemodFSK(uint8_t *dest, size_t *size);
+int AWIDdemodFSK(uint8_t *dest, size_t *size);
+size_t removeParity(uint8_t *BitStream, size_t startIdx, uint8_t pLen, uint8_t pType, size_t bLen);
+uint16_t countFC(uint8_t *BitStream, size_t size);
+uint8_t detectFSKClk(uint8_t *BitStream, size_t size, uint8_t fcHigh, uint8_t fcLow);
+int getHiLo(uint8_t *BitStream, size_t size, int *high, int *low, uint8_t fuzzHi, uint8_t fuzzLo);
+int ParadoxdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo);
+uint8_t preambleSearch(uint8_t *BitStream, uint8_t *preamble, size_t pLen, size_t *size, size_t *startIdx);
+uint8_t parityTest(uint32_t bits, uint8_t bitLen, uint8_t pType);
+uint8_t justNoise(uint8_t *BitStream, size_t size);
#endif
*/\r
\r
#include "usb_cdc.h"\r
-#include "../include/config_gpio.h"\r
+#include "config_gpio.h"\r
\r
#define MIN(a, b) (((a) < (b)) ? (a) : (b))\r
#define MAX(a, b) (((a) > (b)) ? (a) : (b))\r
//* \brief This function Activates the USB device\r
//*----------------------------------------------------------------------------\r
void usb_enable() {\r
- // Set the PLL USB Divider\r
- AT91C_BASE_CKGR->CKGR_PLLR |= AT91C_CKGR_USBDIV_1 ;\r
-\r
- // Specific Chip USB Initialisation\r
- // Enables the 48MHz USB clock UDPCK and System Peripheral USB Clock\r
- AT91C_BASE_PMC->PMC_SCER = AT91C_PMC_UDP;\r
- AT91C_BASE_PMC->PMC_PCER = (1 << AT91C_ID_UDP);\r
-\r
- // Enable UDP PullUp (USB_DP_PUP) : enable & Clear of the corresponding PIO\r
- // Set in PIO mode and Configure in Output\r
- AT91C_BASE_PIOA->PIO_PER = GPIO_USB_PU; // Set in PIO mode\r
+ // Set the PLL USB Divider\r
+ AT91C_BASE_CKGR->CKGR_PLLR |= AT91C_CKGR_USBDIV_1 ;\r
+ \r
+ // Specific Chip USB Initialisation\r
+ // Enables the 48MHz USB clock UDPCK and System Peripheral USB Clock\r
+ AT91C_BASE_PMC->PMC_SCER = AT91C_PMC_UDP;\r
+ AT91C_BASE_PMC->PMC_PCER = (1 << AT91C_ID_UDP);\r
+ \r
+ // Enable UDP PullUp (USB_DP_PUP) : enable & Clear of the corresponding PIO\r
+ // Set in PIO mode and Configure in Output\r
+ AT91C_BASE_PIOA->PIO_PER = GPIO_USB_PU; // Set in PIO mode\r
AT91C_BASE_PIOA->PIO_OER = GPIO_USB_PU; // Configure as Output\r
-\r
- // Clear for set the Pullup resistor\r
+ \r
+ // Clear for set the Pullup resistor\r
AT91C_BASE_PIOA->PIO_CODR = GPIO_USB_PU;\r
+ \r
+ // Disconnect and reconnect USB controller for 100ms\r
+ usb_disable();\r
+ \r
+ // Wait for a short while\r
+ for (volatile size_t i=0; i<0x100000; i++);\r
\r
- // Disconnect and reconnect USB controller for 100ms\r
- usb_disable();\r
-\r
- // Wait for a short while\r
- for (volatile size_t i=0; i<0x100000; i++);\r
-\r
- // Reconnect USB reconnect\r
- AT91C_BASE_PIOA->PIO_SODR = GPIO_USB_PU;\r
- AT91C_BASE_PIOA->PIO_OER = GPIO_USB_PU;\r
+ // Reconnect USB reconnect\r
+ AT91C_BASE_PIOA->PIO_SODR = GPIO_USB_PU;\r
+ AT91C_BASE_PIOA->PIO_OER = GPIO_USB_PU;\r
}\r
\r
//*----------------------------------------------------------------------------\r
//* \brief Read available data from Endpoint OUT\r
//*----------------------------------------------------------------------------\r
uint32_t usb_read(byte_t* data, size_t len) {\r
- byte_t bank = btReceiveBank;\r
+ byte_t bank = btReceiveBank;\r
uint32_t packetSize, nbBytesRcv = 0;\r
- uint32_t time_out = 0;\r
+ uint32_t time_out = 0;\r
\r
while (len) {\r
if (!usb_check()) break;\r
\r
if ( pUdp->UDP_CSR[AT91C_EP_OUT] & bank ) {\r
packetSize = MIN(pUdp->UDP_CSR[AT91C_EP_OUT] >> 16, len);\r
- len -= packetSize;\r
+ len -= packetSize;\r
while(packetSize--)\r
data[nbBytesRcv++] = pUdp->UDP_FDR[AT91C_EP_OUT];\r
pUdp->UDP_CSR[AT91C_EP_OUT] &= ~(bank);\r
if (bank == AT91C_UDP_RX_DATA_BK0) {\r
bank = AT91C_UDP_RX_DATA_BK1;\r
- } else {\r
+ } else {\r
bank = AT91C_UDP_RX_DATA_BK0;\r
- }\r
+ }\r
}\r
- if (time_out++ == 0x1fff) break;\r
+ if (time_out++ == 0x1fff) break;\r
}\r
\r
btReceiveBank = bank;\r
// Wait for the the first bank to be sent\r
while (!(pUdp->UDP_CSR[AT91C_EP_IN] & AT91C_UDP_TXCOMP)) {\r
if (!usb_check()) return length;\r
- }\r
+ }\r
pUdp->UDP_CSR[AT91C_EP_IN] &= ~(AT91C_UDP_TXCOMP);\r
while (pUdp->UDP_CSR[AT91C_EP_IN] & AT91C_UDP_TXCOMP);\r
pUdp->UDP_CSR[AT91C_EP_IN] |= AT91C_UDP_TXPKTRDY;\r
//* \fn AT91F_USB_SendData\r
//* \brief Send Data through the control endpoint\r
//*----------------------------------------------------------------------------\r
-unsigned int csrTab[100];\r
+unsigned int csrTab[100] = {0x00};\r
unsigned char csrIdx = 0;\r
\r
static void AT91F_USB_SendData(AT91PS_UDP pUdp, const char *pData, uint32_t length) {\r
#ifndef _USB_CDC_H_\r
#define _USB_CDC_H_\r
\r
-#include "../include/common.h"\r
+#include "common.h"\r
\r
void usb_disable();\r
void usb_enable();\r
else if(~(| adc_d[7:5])) after_hysteresis = 1'b0;
end
+
// Divide 13.56 MHz by 32 to produce the SSP_CLK
// The register is bigger to allow higher division factors of up to /128
-reg [6:0] ssp_clk_divider;
+reg [10:0] ssp_clk_divider;
+
always @(posedge adc_clk)
ssp_clk_divider <= (ssp_clk_divider + 1);
-assign ssp_clk = ssp_clk_divider[4];
+
+reg ssp_clk;
+reg ssp_frame;
+always @(negedge adc_clk)
+begin
+ //If we're in 101, we only need a new bit every 8th carrier bit (53Hz). Otherwise, get next bit at 424Khz
+ if(mod_type == 3'b101)
+ begin
+ if(ssp_clk_divider[7:0] == 8'b00000000)
+ ssp_clk <= 1'b0;
+ if(ssp_clk_divider[7:0] == 8'b10000000)
+ ssp_clk <= 1'b1;
+
+ end
+ else
+ begin
+ if(ssp_clk_divider[4:0] == 5'd0)//[4:0] == 5'b00000)
+ ssp_clk <= 1'b1;
+ if(ssp_clk_divider[4:0] == 5'd16) //[4:0] == 5'b10000)
+ ssp_clk <= 1'b0;
+ end
+end
+
+
+//assign ssp_clk = ssp_clk_divider[4];
// Divide SSP_CLK by 8 to produce the byte framing signal; the phase of
// this is arbitrary, because it's just a bitstream.
always @(negedge ssp_clk)
ssp_frame_divider_from_arm <= (ssp_frame_divider_from_arm + 1);
-reg ssp_frame;
+
+
always @(ssp_frame_divider_to_arm or ssp_frame_divider_from_arm or mod_type)
if(mod_type == 3'b000) // not modulating, so listening, to ARM
ssp_frame = (ssp_frame_divider_to_arm == 3'b000);
else
- ssp_frame = (ssp_frame_divider_from_arm == 3'b000);
+ ssp_frame = (ssp_frame_divider_from_arm == 3'b000);
// Synchronize up the after-hysteresis signal, to produce DIN.
reg ssp_din;
modulating_carrier <= ssp_dout ^ ssp_clk_divider[3]; // XOR means BPSK
else if(mod_type == 3'b010)
modulating_carrier <= ssp_dout & ssp_clk_divider[5]; // switch 212kHz subcarrier on/off
- else if(mod_type == 3'b100)
+ else if(mod_type == 3'b100 || mod_type == 3'b101)
modulating_carrier <= ssp_dout & ssp_clk_divider[4]; // switch 424kHz modulation on/off
else
modulating_carrier <= 1'b0; // yet unused
// This one is always on, so that we can watch the carrier.
assign pwr_oe3 = 1'b0;
-assign dbg = after_hysteresis;
+assign dbg = modulating_carrier;
//reg dbg;
//always @(ssp_dout)
// dbg <= ssp_dout;
typedef enum {
RHT2F_PASSWORD = 21,
RHT2F_AUTHENTICATE = 22,
- RHT2F_CRYPTO = 23,
- RHT2F_TEST_AUTH_ATTEMPTS = 25,
+ RHT2F_CRYPTO = 23,
+ RHT2F_TEST_AUTH_ATTEMPTS = 25,
} hitag_function;
typedef struct {
typedef union {
rht2d_password pwd;
rht2d_authenticate auth;
- rht2d_crypto crypto;
+ rht2d_crypto crypto;
} hitag_data;
#endif
--- /dev/null
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The files 'modulation-'... are all encoded with identical data (hex 00 01 02 03 04 05 06 07 08 09 0A 0B)
for the purpose of recognition and testing of demodulation schemes. They were created by writing Q5 tags
appropriately configured. The raw data is in 'modulation-data.dat'.
+
+ata5577-HIDemu-FC1-C9.pm3: ata5577 in hid prox 26 bit emulation facility code:1 card#:9
+casi-12ed825c29.pm3: casi rusco 40 bit (EM410x ID: 12ed825c29)
+EM4102-Fob.pm3: (ID: 0400193cbe)
+ioprox-XSF-01-3B-44725.pm3: IO Prox FSK RF/64 ID in name
+ioprox-XSF-01-BE-03011.pm3: IO Prox FSK RF/64 ID in name
+indala-504278295.pm3: PSK 26 bit indala
+AWID-15-259.pm3: AWID FSK RF/50 FC: 15 Card: 259
+HID-weak-fob-11647.pm3: HID 32bit Prox Card#: 11647. very weak tag/read but just readable.
\ No newline at end of file
--- /dev/null
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projects / proxmark3-svn / commitdiff