#include <string.h>
#include <unistd.h>
#include "util.h"
-#include "iso14443crc.h"
+#include "../common/iso14443crc.h"
#include "data.h"
#include "proxmark3.h"
#include "ui.h"
#include "cmdparser.h"
#include "cmdhf14a.h"
-#include "common.h"
+#include "../include/common.h"
#include "cmdmain.h"
-#include "mifare.h"
+#include "../include/mifare.h"
static int CmdHelp(const char *Cmd);
static void waitCmd(uint8_t iLen);
return 0;
}
- if (param == 'f') {
- ShowWaitCycles = true;
- }
+ ShowWaitCycles = (param == 'f');
- uint8_t got[1920];
- GetFromBigBuf(got,sizeof(got),0);
+// for the time being. Need better Bigbuf handling.
+#define TRACE_SIZE 3000
+
+ uint8_t trace[TRACE_SIZE];
+ GetFromBigBuf(trace, TRACE_SIZE, 0);
WaitForResponse(CMD_ACK,NULL);
PrintAndLog("Recorded Activity");
PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer");
PrintAndLog("All times are in carrier periods (1/13.56Mhz)");
PrintAndLog("");
- PrintAndLog(" Start | End | Src | Data");
- PrintAndLog("-----------|-----------|-----|--------");
-
- int i = 0;
- uint32_t first_timestamp = 0;
+ PrintAndLog(" Start | End | Src | Data (! denotes parity error) | CRC ");
+ PrintAndLog("-----------|-----------|-----|-----------------------------------------------------------------------");
+
+ uint16_t tracepos = 0;
+ uint16_t duration;
+ uint16_t data_len;
+ uint16_t parity_len;
+ bool isResponse;
uint32_t timestamp;
- uint32_t EndOfTransmissionTimestamp = 0;
+ uint32_t first_timestamp;
+ uint32_t EndOfTransmissionTimestamp;
for (;;) {
- if(i >= 1900) {
- break;
- }
-
- bool isResponse;
- timestamp = *((uint32_t *)(got+i));
- if (timestamp & 0x80000000) {
- timestamp &= 0x7fffffff;
- isResponse = true;
- } else {
- isResponse = false;
- }
+
+ if(tracepos >= TRACE_SIZE) break;
+
+ timestamp = *((uint32_t *)(trace + tracepos));
+
+ // Break and stick with current result if buffer was not completely full
+ if (timestamp == 0x44444444) break;
- if(i==0) {
+ if(tracepos == 0) {
first_timestamp = timestamp;
}
- int parityBits = *((uint32_t *)(got+i+4));
-
- int len = got[i+8];
-
- if (len > 100) {
- break;
- }
- if (i + len >= 1900) {
- break;
+ tracepos += 4;
+ duration = *((uint16_t *)(trace + tracepos));
+ tracepos += 2;
+ data_len = *((uint16_t *)(trace + tracepos));
+ tracepos += 2;
+
+ isResponse = false;
+ if (data_len & 0x8000) {
+ data_len &= 0x7fff;
+ isResponse = true;
}
+
+ parity_len = (data_len-1)/8 + 1;
+
+ if (tracepos + data_len + parity_len >= TRACE_SIZE) break;
- uint8_t *frame = (got+i+9);
-
- // Break and stick with current result if buffer was not completely full
- if (frame[0] == 0x44 && frame[1] == 0x44 && frame[2] == 0x44 && frame[3] == 0x44) break;
-
- char line[1000] = "";
- int j;
- if (len) {
- for (j = 0; j < len; j++) {
- int oddparity = 0x01;
- int k;
-
- for (k=0;k<8;k++) {
- oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01);
- }
+ uint8_t *frame = trace + tracepos;
+ tracepos += data_len;
+ uint8_t *parityBytes = trace + tracepos;
+ tracepos += parity_len;
+
+ char line[16][110];
+ for (int j = 0; j < data_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);
}
- } else {
- if (ShowWaitCycles) {
- uint32_t next_timestamp = (*((uint32_t *)(got+i+9))) & 0x7fffffff;
- sprintf(line, "fdt (Frame Delay Time): %d", (next_timestamp - timestamp));
+
+ uint8_t parityBits = parityBytes[j>>3];
+ if (isResponse && (oddparity != ((parityBits >> (7-(j&0x0007))) & 0x01))) {
+ sprintf(line[j/16]+((j%16)*4), "%02x! ", frame[j]);
+ } else {
+ sprintf(line[j/16]+((j%16)*4), "%02x ", frame[j]);
}
}
-
- char *crc;
- crc = "";
- if (len > 2) {
+
+ char crc[5] = {0x00};
+ if (data_len > 2) {
uint8_t b1, b2;
- for (j = 0; j < (len - 1); j++) {
- // gives problems... search for the reason..
- /*if(frame[j] == 0xAA) {
- switch(frame[j+1]) {
- case 0x01:
- crc = "[1] Two drops close after each other";
- break;
- case 0x02:
- crc = "[2] Potential SOC with a drop in second half of bitperiod";
- break;
- case 0x03:
- crc = "[3] Segment Z after segment X is not possible";
- break;
- case 0x04:
- crc = "[4] Parity bit of a fully received byte was wrong";
- break;
- default:
- crc = "[?] Unknown error";
- break;
- }
- break;
- }*/
- }
-
- if (strlen(crc)==0) {
- ComputeCrc14443(CRC_14443_A, frame, len-2, &b1, &b2);
- if (b1 != frame[len-2] || b2 != frame[len-1]) {
- crc = (isResponse & (len < 6)) ? "" : " !crc";
- } else {
- crc = "";
- }
- }
- } else {
- crc = ""; // SHORT
+ ComputeCrc14443(CRC_14443_A, frame, data_len-2, &b1, &b2);
+ if (b1 != frame[data_len-2] || b2 != frame[data_len-1]) {
+ sprintf(crc, (isResponse & (data_len < 6)) ? "" : "!crc");
+ }
}
-
- i += (len + 9);
-
- EndOfTransmissionTimestamp = (*((uint32_t *)(got+i))) & 0x7fffffff;
- if (!ShowWaitCycles) i += 9;
+ EndOfTransmissionTimestamp = timestamp + duration;
+ int num_lines = (data_len - 1)/16 + 1;
+
+ for (int j = 0; j < num_lines; j++) {
+ if (j == 0) {
+ PrintAndLog(" %9d | %9d | %s | %-64s| %s",
+ (timestamp - first_timestamp),
+ (EndOfTransmissionTimestamp - first_timestamp),
+ (isResponse ? "Tag" : "Rdr"),
+ line[j],
+ (j == num_lines-1)?crc:""
+ );
+ } else {
+ PrintAndLog(" | | | %-64s| %s",
+ line[j],
+ (j == num_lines-1)?crc:"");
+ }
+ }
+
+ bool next_isResponse = *((uint16_t *)(trace + tracepos + 6)) & 0x8000;
- PrintAndLog(" %9d | %9d | %s | %s %s",
- (timestamp - first_timestamp),
- (EndOfTransmissionTimestamp - first_timestamp),
- (len?(isResponse ? "Tag" : "Rdr"):" "),
- line, crc);
-
+ if (ShowWaitCycles && !isResponse && next_isResponse) {
+ uint32_t next_timestamp = *((uint32_t *)(trace + tracepos));
+ if (next_timestamp != 0x44444444) {
+ PrintAndLog(" %9d | %9d | %s | fdt (Frame Delay Time): %d",
+ (EndOfTransmissionTimestamp - first_timestamp),
+ (next_timestamp - first_timestamp),
+ " ",
+ (next_timestamp - EndOfTransmissionTimestamp));
+ }
+ }
}
return 0;
}
if(select_status == 0) {
PrintAndLog("iso14443a card select failed");
+ // disconnect
+ c.arg[0] = 0;
+ c.arg[1] = 0;
+ c.arg[2] = 0;
+ SendCommand(&c);
return 0;
}
switch (card.sak) {
case 0x00: PrintAndLog("TYPE : NXP MIFARE Ultralight | Ultralight C"); break;
+ case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break;
case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break;
case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break;
memcpy(&card.ats, resp.d.asBytes, resp.arg[0]);
card.ats_len = resp.arg[0]; // note: ats_len includes CRC Bytes
}
-
- // disconnect
- c.arg[0] = 0;
- c.arg[1] = 0;
- c.arg[2] = 0;
- SendCommand(&c);
-
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;
PrintAndLog("proprietary non iso14443-4 card found, RATS not supported");
}
+
+ // try to see if card responses to "chinese magic backdoor" commands.
+ c.cmd = CMD_MIFARE_CIDENT;
+ c.arg[0] = 0;
+ c.arg[1] = 0;
+ c.arg[2] = 0;
+ SendCommand(&c);
+ WaitForResponse(CMD_ACK,&resp);
+ uint8_t isOK = resp.arg[0] & 0xff;
+ PrintAndLog(" Answers to chinese magic backdoor commands: %s", (isOK ? "YES" : "NO") );
+
+ // disconnect
+ c.cmd = CMD_READER_ISO_14443a;
+ c.arg[0] = 0;
+ c.arg[1] = 0;
+ c.arg[2] = 0;
+ SendCommand(&c);
+
return select_status;
}
PrintAndLog(" 2 = MIFARE Ultralight");
PrintAndLog(" 3 = MIFARE DESFIRE");
PrintAndLog(" 4 = ISO/IEC 14443-4");
+ PrintAndLog(" 5 = MIFARE TNP3XXX");
PrintAndLog("");
return 1;
}
// At lease save the mandatory first part of the UID
c.arg[0] = long_uid & 0xffffffff;
-
- // At lease save the mandatory first part of the UID
- c.arg[0] = long_uid & 0xffffffff;
-
if (c.arg[1] == 0) {
PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
}
if (param_getchar(Cmd, 0) == 'h') {
PrintAndLog("It get data from the field and saves it into command buffer.");
- PrintAndLog("Buffer accessible from command hf 14a list.");
+ PrintAndLog("Buffer accessible from command hf list 14a.");
PrintAndLog("Usage: hf 14a snoop [c][r]");
PrintAndLog("c - triggered by first data from card");
PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
uint8_t active=0;
uint8_t active_select=0;
uint16_t numbits=0;
+ uint16_t timeout=0;
+ uint8_t bTimeout=0;
char buf[5]="";
int i=0;
- uint8_t data[100];
+ uint8_t data[USB_CMD_DATA_SIZE];
unsigned int datalen=0, temp;
if (strlen(cmd)<2) {
- PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] <number of bits> <0A 0B 0C ... hex>");
+ PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] [-t] <number of bits> <0A 0B 0C ... hex>");
PrintAndLog(" -r do not read response");
PrintAndLog(" -c calculate and append CRC");
PrintAndLog(" -p leave the signal field ON after receive");
PrintAndLog(" -a active signal field ON without select");
PrintAndLog(" -s active signal field ON with select");
PrintAndLog(" -b number of bits to send. Useful for send partial byte");
+ PrintAndLog(" -t timeout");
return 0;
}
while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
i-=2;
break;
+ case 't':
+ bTimeout=1;
+ sscanf(cmd+i+2,"%d",&temp);
+ timeout = temp & 0xFFFF;
+ i+=3;
+ while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
+ i+=2;
+ break;
default:
PrintAndLog("Invalid option");
return 0;
if (strlen(buf)>=2) {
sscanf(buf,"%x",&temp);
data[datalen]=(uint8_t)(temp & 0xff);
- datalen++;
*buf=0;
+ if (++datalen>sizeof(data)){
+ if (crc)
+ PrintAndLog("Buffer is full, we can't add CRC to your data");
+ break;
+ }
}
continue;
}
PrintAndLog("Invalid char on input");
return 0;
}
- if(crc && datalen>0)
+ if(crc && datalen>0 && datalen<sizeof(data)-2)
{
uint8_t first, second;
ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
if(active)
c.arg[0] |= ISO14A_NO_SELECT;
}
+ if(bTimeout){
+ #define MAX_TIMEOUT 624*105 // max timeout is 624 ms
+ c.arg[0] |= ISO14A_SET_TIMEOUT;
+ c.arg[2] = timeout * 105; // each bit is about 9.4 us
+ if(c.arg[2]>MAX_TIMEOUT) {
+ c.arg[2] = MAX_TIMEOUT;
+ PrintAndLog("Set timeout to 624 ms. The max we can wait for response");
+ }
+ }
if(power)
c.arg[0] |= ISO14A_NO_DISCONNECT;
if(datalen>0)
c.arg[0] |= ISO14A_RAW;
- c.arg[1] = datalen;
- c.arg[2] = numbits;
+ // Max buffer is USB_CMD_DATA_SIZE
+ c.arg[1] = (datalen & 0xFFFF) | (numbits << 16);
memcpy(c.d.asBytes,data,datalen);
SendCommand(&c);
UsbCommand resp;
char *hexout;
- if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) {
+ if (WaitForResponseTimeout(CMD_ACK,&resp,10000)) {
recv = resp.d.asBytes;
uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0];
PrintAndLog("received %i octets",iLen);
static command_t CommandTable[] =
{
{"help", CmdHelp, 1, "This help"},
- {"list", CmdHF14AList, 0, "List ISO 14443a history"},
+ {"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"},
projects / proxmark3-svn / blobdiff