#include "common.h"
#include "cmdmain.h"
#include "mifare.h"
+#include "cmdhfmf.h"
#include "cmdhfmfu.h"
+#include "nonce2key/nonce2key.h"
+#include "cmdhf.h"
static int CmdHelp(const char *Cmd);
static void waitCmd(uint8_t iLen);
return manufactureMapping[len-1].desc;
}
-int CmdHF14AList(const char *Cmd)
-{
- PrintAndLog("Deprecated command, use 'hf list 14a' instead");
+int usage_hf_14a_sim(void) {
+// PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4,7 or 10 byte UID\n");
+ PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4,7 byte UID\n");
+ PrintAndLog("Usage: hf 14a sim t <type> u <uid> x");
+ PrintAndLog(" Options : ");
+ PrintAndLog(" h : this help");
+ PrintAndLog(" t : 1 = MIFARE Classic");
+ PrintAndLog(" 2 = MIFARE Ultralight");
+ PrintAndLog(" 3 = MIFARE Desfire");
+ PrintAndLog(" 4 = ISO/IEC 14443-4");
+ PrintAndLog(" 5 = MIFARE Tnp3xxx");
+ PrintAndLog(" 6 = MIFARE Mini");
+ PrintAndLog(" 7 = AMIIBO (NTAG 215), pack 0x8080");
+// PrintAndLog(" u : 4, 7 or 10 byte UID");
+ PrintAndLog(" u : 4, 7 byte UID");
+ PrintAndLog(" x : (Optional) performs the 'reader attack', nr/ar attack against a legitimate reader");
+ PrintAndLog("\n sample : hf 14a sim t 1 u 11223344 x");
+ PrintAndLog(" : hf 14a sim t 1 u 11223344");
+ PrintAndLog(" : hf 14a sim t 1 u 11223344556677");
+// PrintAndLog(" : hf 14a sim t 1 u 11223445566778899AA\n");
+ return 0;
+}
+int usage_hf_14a_sniff(void){
+ 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 sniff [c][r]");
+ PrintAndLog("c - triggered by first data from card");
+ PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
+ PrintAndLog("sample: hf 14a sniff c r");
+ return 0;
+}
+int usage_hf_14a_raw(void){
+ PrintAndLog("Usage: hf 14a raw [-h] [-r] [-c] [-p] [-a] [-T] [-t] <milliseconds> [-b] <number of bits> <0A 0B 0C ... hex>");
+ PrintAndLog(" -h this help");
+ 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 in ms");
+ PrintAndLog(" -T use Topaz protocol to send command");
return 0;
}
-int CmdHF14AReader(const char *Cmd)
-{
+int CmdHF14AList(const char *Cmd) {
+ //PrintAndLog("Deprecated command, use 'hf list 14a' instead");
+ CmdHFList("14a");
+ return 0;
+}
+
+int CmdHF14AReader(const char *Cmd) {
+ UsbCommand cDisconnect = {CMD_READER_ISO_14443a, {0,0,0}};
UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
+ clearCommandBuffer();
SendCommand(&c);
-
UsbCommand resp;
WaitForResponse(CMD_ACK,&resp);
iso14a_card_select_t card;
memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
- uint64_t select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS
+ uint64_t select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision
if(select_status == 0) {
- PrintAndLog("iso14443a card select failed");
- // disconnect
- c.arg[0] = 0;
- c.arg[1] = 0;
- c.arg[2] = 0;
- SendCommand(&c);
+ if (Cmd[0] != 's') PrintAndLog("iso14443a card select failed");
+ SendCommand(&cDisconnect);
return 0;
}
if(select_status == 3) {
PrintAndLog("Card doesn't support standard iso14443-3 anticollision");
PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
- // disconnect
- c.arg[0] = 0;
- c.arg[1] = 0;
- c.arg[2] = 0;
- SendCommand(&c);
+ SendCommand(&cDisconnect);
return 0;
}
switch (card.sak) {
case 0x00:
- //***************************************test****************
- // disconnect
- c.arg[0] = 0;
- c.arg[1] = 0;
- c.arg[2] = 0;
- SendCommand(&c);
+ // ******** is card of the MFU type (UL/ULC/NTAG/ etc etc)
+ ul_switch_off_field();
- uint16_t tagT = GetHF14AMfU_Type();
+ uint32_t tagT = GetHF14AMfU_Type();
ul_print_type(tagT, 0);
- //reconnect for further tests
+ // reconnect for further tests
c.arg[0] = ISO14A_CONNECT | ISO14A_NO_DISCONNECT;
c.arg[1] = 0;
c.arg[2] = 0;
+ clearCommandBuffer();
SendCommand(&c);
UsbCommand resp;
- WaitForResponse(CMD_ACK,&resp);
+ WaitForResponse(CMD_ACK, &resp);
memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS
if(select_status == 0) {
- //PrintAndLog("iso14443a card select failed");
- // disconnect
- c.arg[0] = 0;
- c.arg[1] = 0;
- c.arg[2] = 0;
- SendCommand(&c);
+ ul_switch_off_field();
return 0;
}
-
- /* orig
- // check if the tag answers to GETVERSION (0x60)
- c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
- c.arg[1] = 1;
- c.arg[2] = 0;
- c.d.asBytes[0] = 0x60;
- SendCommand(&c);
- WaitForResponse(CMD_ACK,&resp);
-
- uint8_t version[10] = {0};
- memcpy(version, resp.d.asBytes, resp.arg[0] < sizeof(version) ? resp.arg[0] : sizeof(version));
- uint8_t len = resp.arg[0] & 0xff;
- switch ( len ){
- // todo, identify "Magic UL-C tags". // they usually have a static nonce response to 0x1A command.
- // UL-EV1, size, check version[6] == 0x0b (smaller) 0x0b * 4 == 48
- case 0x0A:PrintAndLog("TYPE : NXP MIFARE Ultralight EV1 %d bytes", (version[6] == 0xB) ? 48 : 128);break;
- case 0x01:PrintAndLog("TYPE : NXP MIFARE Ultralight C");break;
- case 0x00:PrintAndLog("TYPE : NXP MIFARE Ultralight");break;
- }
- */
break;
case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break;
case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
}
// Double & triple sized UID, can be mapped to a manufacturer.
- // HACK: does this apply for Ultralight cards?
if ( card.uidlen > 4 ) {
PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0]));
}
-
+
// 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
c.arg[1] = 2;
c.arg[2] = 0;
memcpy(c.d.asBytes, rats, 2);
+ clearCommandBuffer();
SendCommand(&c);
WaitForResponse(CMD_ACK,&resp);
PrintAndLog(" %02x -> Length is %d bytes",
card.ats[pos + 1], card.ats[pos + 1]);
switch (card.ats[pos + 2] & 0xf0) {
- case 0x10:
- PrintAndLog(" 1x -> MIFARE DESFire");
- break;
- case 0x20:
- PrintAndLog(" 2x -> MIFARE Plus");
- break;
+ case 0x10: PrintAndLog(" 1x -> MIFARE DESFire"); break;
+ case 0x20: PrintAndLog(" 2x -> MIFARE Plus"); break;
}
switch (card.ats[pos + 2] & 0x0f) {
- case 0x00:
- PrintAndLog(" x0 -> <1 kByte");
- break;
- case 0x01:
- PrintAndLog(" x0 -> 1 kByte");
- break;
- case 0x02:
- PrintAndLog(" x0 -> 2 kByte");
- break;
- case 0x03:
- PrintAndLog(" x0 -> 4 kByte");
- break;
- case 0x04:
- PrintAndLog(" x0 -> 8 kByte");
- break;
+ case 0x00: PrintAndLog(" x0 -> <1 kByte"); break;
+ case 0x01: PrintAndLog(" x1 -> 1 kByte"); break;
+ case 0x02: PrintAndLog(" x2 -> 2 kByte"); break;
+ case 0x03: PrintAndLog(" x3 -> 4 kByte"); break;
+ case 0x04: PrintAndLog(" x4 -> 8 kByte"); break;
}
switch (card.ats[pos + 3] & 0xf0) {
- case 0x00:
- PrintAndLog(" 0x -> Engineering sample");
- break;
- case 0x20:
- PrintAndLog(" 2x -> Released");
- break;
+ case 0x00: PrintAndLog(" 0x -> Engineering sample"); break;
+ case 0x20: PrintAndLog(" 2x -> Released"); break;
}
switch (card.ats[pos + 3] & 0x0f) {
- case 0x00:
- PrintAndLog(" x0 -> Generation 1");
- break;
- case 0x01:
- PrintAndLog(" x1 -> Generation 2");
- break;
- case 0x02:
- PrintAndLog(" x2 -> Generation 3");
- break;
+ case 0x00: PrintAndLog(" x0 -> Generation 1"); break;
+ case 0x01: PrintAndLog(" x1 -> Generation 2"); break;
+ case 0x02: PrintAndLog(" x2 -> Generation 3"); break;
}
switch (card.ats[pos + 4] & 0x0f) {
- case 0x00:
- PrintAndLog(" x0 -> Only VCSL supported");
- break;
- case 0x01:
- PrintAndLog(" x1 -> VCS, VCSL, and SVC supported");
- break;
- case 0x0E:
- PrintAndLog(" xE -> no VCS command supported");
- break;
+ case 0x00: PrintAndLog(" x0 -> Only VCSL supported"); break;
+ case 0x01: PrintAndLog(" x1 -> VCS, VCSL, and SVC supported"); break;
+ case 0x0E: PrintAndLog(" xE -> no VCS command supported"); break;
}
}
}
// try to see if card responses to "chinese magic backdoor" commands.
+ uint8_t isOK = 0;
+ clearCommandBuffer();
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") );
+ if (WaitForResponseTimeout(CMD_ACK, &resp, 1500))
+ isOK = resp.arg[0] & 0xff;
+
+ PrintAndLog("Answers to magic commands (GEN1): %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);
+ SendCommand(&cDisconnect);
return select_status;
}
// Collect ISO14443 Type A UIDs
-int CmdHF14ACUIDs(const char *Cmd)
-{
+int CmdHF14ACUIDs(const char *Cmd) {
// requested number of UIDs
int n = atoi(Cmd);
// collect at least 1 (e.g. if no parameter was given)
}
}
PrintAndLog("End: %u", time(NULL));
-
return 1;
}
// ## simulate iso14443a tag
// ## greg - added ability to specify tag UID
-int CmdHF14ASim(const char *Cmd)
-{
- UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{0,0,0}};
-
- // Retrieve the tag type
- uint8_t tagtype = param_get8ex(Cmd,0,0,10);
-
- // When no argument was given, just print help message
- if (tagtype == 0) {
- PrintAndLog("");
- PrintAndLog(" Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID");
- PrintAndLog("");
- PrintAndLog(" syntax: hf 14a sim <type> <uid>");
- PrintAndLog(" types: 1 = MIFARE Classic");
- PrintAndLog(" 2 = MIFARE Ultralight");
- PrintAndLog(" 3 = MIFARE Desfire");
- PrintAndLog(" 4 = ISO/IEC 14443-4");
- PrintAndLog(" 5 = MIFARE Tnp3xxx");
- PrintAndLog("");
- return 1;
+int CmdHF14ASim(const char *Cmd) {
+ #define ATTACK_KEY_COUNT 8
+ bool errors = FALSE;
+ uint8_t flags = 0;
+ uint8_t tagtype = 1;
+ uint8_t cmdp = 0;
+ uint8_t uid[10] = {0,0,0,0,0,0,0,0,0,0};
+ int uidlen = 0;
+ bool useUIDfromEML = TRUE;
+
+ while(param_getchar(Cmd, cmdp) != 0x00) {
+ switch(param_getchar(Cmd, cmdp)) {
+ case 'h':
+ case 'H':
+ return usage_hf_14a_sim();
+ case 't':
+ case 'T':
+ // Retrieve the tag type
+ tagtype = param_get8ex(Cmd, cmdp+1, 0, 10);
+ if (tagtype == 0)
+ errors = true;
+ cmdp += 2;
+ break;
+ case 'u':
+ case 'U':
+ // Retrieve the full 4,7,10 byte long uid
+ param_gethex_ex(Cmd, cmdp+1, uid, &uidlen);
+ switch(uidlen) {
+ //case 20: flags |= FLAG_10B_UID_IN_DATA; break;
+ case 14: flags |= FLAG_7B_UID_IN_DATA; break;
+ case 8: flags |= FLAG_4B_UID_IN_DATA; break;
+ default: errors = TRUE; break;
+ }
+ if (!errors) {
+ PrintAndLog("Emulating ISO/IEC 14443 type A tag with %d byte UID (%s)", uidlen>>1, sprint_hex(uid, uidlen>>1));
+ useUIDfromEML = FALSE;
+ }
+ cmdp += 2;
+ break;
+ case 'x':
+ case 'X':
+ flags |= FLAG_NR_AR_ATTACK;
+ cmdp++;
+ break;
+ default:
+ PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
+ errors = true;
+ break;
+ }
+ if(errors) break;
}
+
+ //Validations
+ if (errors) return usage_hf_14a_sim();
+
+ if ( useUIDfromEML )
+ flags |= FLAG_UID_IN_EMUL;
- // Store the tag type
- c.arg[0] = tagtype;
+ PrintAndLog("Press pm3-button to abort simulation");
- // Retrieve the full 4 or 7 byte long uid
- uint64_t long_uid = param_get64ex(Cmd,1,0,16);
-
- // Are we handling the (optional) second part uid?
- if (long_uid > 0xffffffff) {
- PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014"llx")",long_uid);
- // Store the second part
- c.arg[2] = (long_uid & 0xffffffff);
- long_uid >>= 32;
- // Store the first part, ignore the first byte, it is replaced by cascade byte (0x88)
- c.arg[1] = (long_uid & 0xffffff);
- } else {
- PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",long_uid);
- // Only store the first part
- c.arg[1] = long_uid & 0xffffffff;
- }
-/*
- // At lease save the mandatory first part of the UID
- c.arg[0] = long_uid & 0xffffffff;
+ UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{ tagtype, flags, 0 }};
+ memcpy(c.d.asBytes, uid, uidlen>>1);
+ clearCommandBuffer();
+ SendCommand(&c);
+
+ nonces_t data[ATTACK_KEY_COUNT*2];
+ UsbCommand resp;
- 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]);
+ while( !ukbhit() ){
+ if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) continue;
+
+ if ( !(flags & FLAG_NR_AR_ATTACK) ) break;
+ if ( (resp.arg[0] & 0xffff) != CMD_SIMULATE_MIFARE_CARD ) break;
+
+ memcpy( data, resp.d.asBytes, sizeof(data) );
+ readerAttack(data, TRUE);
}
-
- switch (c.arg[0]) {
- case 1: {
- PrintAndLog("Emulating ISO/IEC 14443-3 type A tag with 4 byte UID");
- UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,param_get32ex(Cmd,0,0,10),param_get32ex(Cmd,1,0,16),param_get32ex(Cmd,2,0,16)};
- } break;
- case 2: {
- PrintAndLog("Emulating ISO/IEC 14443-4 type A tag with 7 byte UID");
- } break;
- default: {
- PrintAndLog("Error: unkown tag type (%d)",c.arg[0]);
- PrintAndLog("syntax: hf 14a sim <uid>",c.arg[0]);
- PrintAndLog(" type1: 4 ",c.arg[0]);
-
- return 1;
- } break;
- }
-*/
-/*
- unsigned int hi = 0, lo = 0;
- int n = 0, i = 0;
- while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
- hi= (hi << 4) | (lo >> 28);
- lo= (lo << 4) | (n & 0xf);
- }
-*/
-// UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,param_get32ex(Cmd,0,0,10),param_get32ex(Cmd,1,0,16),param_get32ex(Cmd,2,0,16)};
-// PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
- SendCommand(&c);
- return 0;
+ return 0;
}
-int CmdHF14ASnoop(const char *Cmd) {
- int param = 0;
-
+int CmdHF14ASniff(const char *Cmd) {
+ int param = 0;
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]");
- PrintAndLog("c - triggered by first data from card");
- PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
- PrintAndLog("sample: hf 14a snoop c r");
- return 0;
- }
+ if (ctmp == 'h' || ctmp == 'H') return usage_hf_14a_sniff();
for (int i = 0; i < 2; i++) {
ctmp = param_getchar(Cmd, i);
}
UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}};
+ clearCommandBuffer();
SendCommand(&c);
return 0;
}
int CmdHF14ACmdRaw(const char *cmd) {
UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
- uint8_t reply=1;
- uint8_t crc=0;
- uint8_t power=0;
- uint8_t active=0;
- uint8_t active_select=0;
+ bool reply=1;
+ bool crc = FALSE;
+ bool power = FALSE;
+ bool active = FALSE;
+ bool active_select = FALSE;
uint16_t numbits=0;
+ bool bTimeout = FALSE;
uint32_t timeout=0;
- uint8_t bTimeout=0;
+ bool topazmode = FALSE;
char buf[5]="";
int i=0;
uint8_t data[USB_CMD_DATA_SIZE];
uint16_t datalen=0;
uint32_t temp;
- if (strlen(cmd)<2) {
- 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 in ms");
- return 0;
- }
+ if (strlen(cmd)<2) return usage_hf_14a_raw();
// strip
while (*cmd==' ' || *cmd=='\t') cmd++;
if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; }
if (cmd[i]=='-') {
switch (cmd[i+1]) {
+ case 'H':
+ case 'h':
+ return usage_hf_14a_raw();
case 'r':
- reply=0;
+ reply = FALSE;
break;
case 'c':
- crc=1;
+ crc = TRUE;
break;
case 'p':
- power=1;
+ power = TRUE;
break;
case 'a':
- active=1;
+ active = TRUE;
break;
case 's':
- active_select=1;
+ active_select = TRUE;
break;
case 'b':
sscanf(cmd+i+2,"%d",&temp);
i-=2;
break;
case 't':
- bTimeout=1;
+ bTimeout = TRUE;
sscanf(cmd+i+2,"%d",&temp);
timeout = temp;
i+=3;
while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
i-=2;
break;
+ case 'T':
+ topazmode = TRUE;
+ break;
default:
- PrintAndLog("Invalid option");
- return 0;
+ return usage_hf_14a_raw();
}
i+=2;
continue;
sscanf(buf,"%x",&temp);
data[datalen]=(uint8_t)(temp & 0xff);
*buf=0;
- if (++datalen>sizeof(data)){
+ if (++datalen >= sizeof(data)){
if (crc)
PrintAndLog("Buffer is full, we can't add CRC to your data");
break;
PrintAndLog("Invalid char on input");
return 0;
}
+
if(crc && datalen>0 && datalen<sizeof(data)-2)
{
uint8_t first, second;
- ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
+ if (topazmode) {
+ ComputeCrc14443(CRC_14443_B, data, datalen, &first, &second);
+ } else {
+ ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
+ }
data[datalen++] = first;
data[datalen++] = second;
}
}
if(bTimeout){
- #define MAX_TIMEOUT 40542464 // (2^32-1) * (8*16) / 13560000Hz * 1000ms/s =
+ #define MAX_TIMEOUT 40542464 // = (2^32-1) * (8*16) / 13560000Hz * 1000ms/s
c.arg[0] |= ISO14A_SET_TIMEOUT;
if(timeout > MAX_TIMEOUT) {
timeout = MAX_TIMEOUT;
}
c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us)
}
- if(power)
+
+ if(power) {
c.arg[0] |= ISO14A_NO_DISCONNECT;
- if(datalen>0)
+ }
+
+ if(datalen>0) {
c.arg[0] |= ISO14A_RAW;
-
+ }
+
+ if(topazmode) {
+ c.arg[0] |= ISO14A_TOPAZMODE;
+ }
+
// Max buffer is USB_CMD_DATA_SIZE
- c.arg[1] = (datalen & 0xFFFF) | (numbits << 16);
- memcpy(c.d.asBytes,data,datalen);
+ datalen = (datalen > USB_CMD_DATA_SIZE) ? USB_CMD_DATA_SIZE : datalen;
+
+ c.arg[1] = (datalen & 0xFFFF) | (uint32_t)(numbits << 16);
+ memcpy(c.d.asBytes, data, datalen);
+ clearCommandBuffer();
SendCommand(&c);
if (reply) {
return 0;
}
-static void waitCmd(uint8_t iSelect)
-{
- uint8_t *recv;
+static void waitCmd(uint8_t iSelect) {
UsbCommand resp;
- char *hexout;
+ uint16_t len = 0;
- if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
- recv = resp.d.asBytes;
- uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0];
- PrintAndLog("received %i octets",iLen);
- if(!iLen)
+ if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
+ len = iSelect ? (resp.arg[1] & 0xffff) : (resp.arg[0] & 0xffff);
+ PrintAndLog("received %i octets", len);
+ if(!len)
return;
- hexout = (char *)malloc(iLen * 3 + 1);
- if (hexout != NULL) {
- for (int i = 0; i < iLen; i++) { // data in hex
- sprintf(&hexout[i * 3], "%02X ", recv[i]);
- }
- PrintAndLog("%s", hexout);
- free(hexout);
- } else {
- PrintAndLog("malloc failed your client has low memory?");
- }
+ PrintAndLog("%s", sprint_hex(resp.d.asBytes, len) );
} else {
PrintAndLog("timeout while waiting for reply.");
}
}
-static command_t CommandTable[] =
-{
+static command_t CommandTable[] = {
{"help", CmdHelp, 1, "This help"},
{"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> -- Simulate ISO 14443a tag"},
- {"snoop", CmdHF14ASnoop, 0, "Eavesdrop ISO 14443 Type A"},
+ {"sniff", CmdHF14ASniff, 0, "sniff ISO 14443 Type A traffic"},
{"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"},
{NULL, NULL, 0, NULL}
};
int CmdHF14A(const char *Cmd) {
- // flush
- WaitForResponseTimeout(CMD_ACK,NULL,100);
-
- // parse
- CmdsParse(CommandTable, Cmd);
- return 0;
+ clearCommandBuffer();
+ CmdsParse(CommandTable, Cmd);
+ return 0;
}
-int CmdHelp(const char *Cmd)
-{
+int CmdHelp(const char *Cmd) {
CmdsHelp(CommandTable);
return 0;
}
projects / proxmark3-svn / blobdiff