X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/db09cb3adbe715b058a64357184e4963a8b6d78e..52bfb95543120853999fdfca451204134b73b543:/client/cmdhf14a.c diff --git a/client/cmdhf14a.c b/client/cmdhf14a.c index be7afc77..c9976076 100644 --- a/client/cmdhf14a.c +++ b/client/cmdhf14a.c @@ -16,139 +16,158 @@ #include "util.h" #include "iso14443crc.h" #include "data.h" -#include "proxusb.h" +#include "proxmark3.h" #include "ui.h" #include "cmdparser.h" #include "cmdhf14a.h" #include "common.h" #include "cmdmain.h" +#include "mifare.h" static int CmdHelp(const char *Cmd); +static void waitCmd(uint8_t iLen); int CmdHF14AList(const char *Cmd) { - uint8_t got[1920]; - GetFromBigBuf(got,sizeof(got),0); - - PrintAndLog("recorded activity:"); - PrintAndLog(" ETU :rssi: who bytes"); - PrintAndLog("---------+----+----+-----------"); - - int i = 0; - int prev = -1; - - for (;;) { - if(i >= 1900) { - break; - } - - bool isResponse; - int timestamp = *((uint32_t *)(got+i)); - if (timestamp & 0x80000000) { - timestamp &= 0x7fffffff; - isResponse = 1; - } else { - isResponse = 0; - } - - int metric = 0; - 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 ShowWaitCycles = false; + char param = param_getchar(Cmd, 0); + + if (param == 'h' || (param != 0 && param != 'f')) { + PrintAndLog("List data in trace buffer."); + PrintAndLog("Usage: hf 14a list [f]"); + PrintAndLog("f - show frame delay times as well"); + PrintAndLog("sample: hf 14a list f"); + return 0; + } - int len = got[i+8]; + if (param == 'f') { + ShowWaitCycles = true; + } - if (len > 100) { - break; - } - if (i + len >= 1900) { - break; - } +// 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(""); + 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 (! 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 first_timestamp; + uint32_t EndOfTransmissionTimestamp; + + for (;;) { - uint8_t *frame = (got+i+9); + if(tracepos >= TRACE_SIZE) { + break; + } - // Break and stick with current result if buffer was not completely full - if (frame[0] == 0x44 && frame[1] == 0x44 && frame[3] == 0x44) { break; } + timestamp = *((uint32_t *)(trace + tracepos)); + if(tracepos == 0) { + first_timestamp = timestamp; + } - 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 (timestamp == 0x44444444) break; + + tracepos += 4; + duration = *((uint16_t *)(trace + tracepos)); + tracepos += 2; + data_len = *((uint16_t *)(trace + tracepos)); + tracepos += 2; + + if (data_len & 0x8000) { + data_len &= 0x7fff; + isResponse = true; + } else { + isResponse = false; + } - for (k=0;k<8;k++) { - oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01); - } + parity_len = (data_len-1)/8 + 1; - //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]); - } - } + if (tracepos + data_len + parity_len >= TRACE_SIZE) { + break; + } + + 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; + + for (k=0;k<8;k++) { + oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01); + } - char *crc; - crc = ""; - if (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 - } + 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 metricString[100]; - if (isResponse) { - sprintf(metricString, "%3d", metric); - } else { - strcpy(metricString, " "); - } + } - PrintAndLog(" +%7d: %s: %s %s %s", - (prev < 0 ? 0 : (timestamp - prev)), - metricString, - (isResponse ? "TAG" : " "), line, crc); + char crc[5] = ""; + if (data_len > 2) { + uint8_t b1, b2; + 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"); + } else { + sprintf(crc, ""); + } + } - prev = timestamp; - i += (len + 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; + + 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; } @@ -159,99 +178,148 @@ void iso14a_set_timeout(uint32_t timeout) { int CmdHF14AReader(const char *Cmd) { - UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}}; + UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}}; SendCommand(&c); - UsbCommand * resp = WaitForResponse(CMD_ACK); - uint8_t * uid = resp->d.asBytes; - iso14a_card_select_t * card = (iso14a_card_select_t *)(uid + 12); - if(resp->arg[0] == 0) { + 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 + + 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; } - PrintAndLog("ATQA : %02x %02x", card->atqa[0], card->atqa[1]); - PrintAndLog(" UID : %s", sprint_hex(uid, 12)); - PrintAndLog(" SAK : %02x [%d]", card->sak, resp->arg[0]); - - switch (card->sak) { - case 0x00: PrintAndLog(" SAK : NXP MIFARE Ultralight | Ultralight C"); break; - case 0x04: PrintAndLog(" SAK : NXP MIFARE (various !DESFire !DESFire EV1)"); break; - - case 0x08: PrintAndLog(" SAK : NXP MIFARE CLASSIC 1k | Plus 2k"); break; - case 0x09: PrintAndLog(" SAK : NXP MIFARE Mini 0.3k"); break; - case 0x10: PrintAndLog(" SAK : NXP MIFARE Plus 2k"); break; - case 0x11: PrintAndLog(" SAK : NXP MIFARE Plus 4k"); break; - case 0x18: PrintAndLog(" SAK : NXP MIFARE Classic 4k | Plus 4k"); break; - case 0x20: PrintAndLog(" SAK : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k | JCOP 31/41"); break; - case 0x24: PrintAndLog(" SAK : NXP MIFARE DESFire | DESFire EV1"); break; - case 0x28: PrintAndLog(" SAK : JCOP31 or JCOP41 v2.3.1"); break; - case 0x38: PrintAndLog(" SAK : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break; - case 0x88: PrintAndLog(" SAK : Infineon MIFARE CLASSIC 1K"); break; - case 0x98: PrintAndLog(" SAK : Gemplus MPCOS"); break; + 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]); + + switch (card.sak) { + case 0x00: PrintAndLog("TYPE : NXP MIFARE Ultralight | Ultralight C"); 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; + case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break; + case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break; + case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break; + case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break; + case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break; + case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break; + case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break; + case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break; + case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break; default: ; } - if(resp->arg[0] == 1) { + + + // 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[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT; + c.arg[1] = 2; + c.arg[2] = 0; + memcpy(c.d.asBytes, rats, 2); + SendCommand(&c); + WaitForResponse(CMD_ACK,&resp); + + 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; int pos; - PrintAndLog(" ATS : %s", sprint_hex(card->ats, card->ats_len)); - if (card->ats_len > 0) { - PrintAndLog(" - TL : length is %d bytes", card->ats[0]); + if (select_status == 2) { + PrintAndLog("SAK incorrectly claims that card doesn't support RATS"); } - if (card->ats_len > 1) { - ta1 = (card->ats[1] & 0x10) == 0x10; - tb1 = (card->ats[1] & 0x20) == 0x20; - tc1 = (card->ats[1] & 0x40) == 0x40; + PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len)); + PrintAndLog(" - TL : length is %d bytes", card.ats[0]); + if (card.ats[0] != card.ats_len - 2) { + PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len); + } + + if (card.ats[0] > 1) { // there is a format byte (T0) + ta1 = (card.ats[1] & 0x10) == 0x10; + tb1 = (card.ats[1] & 0x20) == 0x20; + tc1 = (card.ats[1] & 0x40) == 0x40; + int16_t fsci = card.ats[1] & 0x0f; PrintAndLog(" - T0 : TA1 is%s present, TB1 is%s present, " - "TC1 is%s present, FSCI is %d", + "TC1 is%s present, FSCI is %d (FSC = %ld)", (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"), - (card->ats[1] & 0x0f)); + fsci, + fsci < 5 ? (fsci - 2) * 8 : + fsci < 8 ? (fsci - 3) * 32 : + fsci == 8 ? 256 : + -1 + ); } pos = 2; - if (ta1 && card->ats_len > pos) { + if (ta1) { char dr[16], ds[16]; dr[0] = ds[0] = '\0'; - if (card->ats[pos] & 0x10) strcat(ds, "2, "); - if (card->ats[pos] & 0x20) strcat(ds, "4, "); - if (card->ats[pos] & 0x40) strcat(ds, "8, "); - if (card->ats[pos] & 0x01) strcat(dr, "2, "); - if (card->ats[pos] & 0x02) strcat(dr, "4, "); - if (card->ats[pos] & 0x04) strcat(dr, "8, "); + if (card.ats[pos] & 0x10) strcat(ds, "2, "); + if (card.ats[pos] & 0x20) strcat(ds, "4, "); + if (card.ats[pos] & 0x40) strcat(ds, "8, "); + if (card.ats[pos] & 0x01) strcat(dr, "2, "); + if (card.ats[pos] & 0x02) strcat(dr, "4, "); + if (card.ats[pos] & 0x04) strcat(dr, "8, "); if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0'; if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0'; PrintAndLog(" - TA1 : different divisors are%s supported, " "DR: [%s], DS: [%s]", - (card->ats[pos] & 0x80 ? " NOT" : ""), dr, ds); + (card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds); pos++; } - if (tb1 && card->ats_len > pos) { - PrintAndLog(" - TB1 : SFGI = %d, FWI = %d", - (card->ats[pos] & 0x08), - (card->ats[pos] & 0x80) >> 4); + if (tb1) { + uint32_t sfgi = card.ats[pos] & 0x0F; + uint32_t fwi = card.ats[pos] >> 4; + PrintAndLog(" - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)", + (sfgi), + sfgi ? "" : "(not needed) ", + sfgi ? (1 << 12) << sfgi : 0, + fwi, + (1 << 12) << fwi + ); pos++; } - if (tc1 && card->ats_len > pos) { + if (tc1) { PrintAndLog(" - TC1 : NAD is%s supported, CID is%s supported", - (card->ats[pos] & 0x01) ? "" : " NOT", - (card->ats[pos] & 0x02) ? "" : " NOT"); + (card.ats[pos] & 0x01) ? "" : " NOT", + (card.ats[pos] & 0x02) ? "" : " NOT"); pos++; } - if (card->ats_len > pos) { + if (card.ats[0] > pos) { char *tip = ""; - if (card->ats_len - pos > 7) { - if (memcmp(card->ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) { + if (card.ats[0] - pos >= 7) { + if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) { tip = "-> MIFARE Plus X 2K or 4K"; - } else if (memcmp(card->ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) { + } else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) { tip = "-> MIFARE Plus S 2K or 4K"; } } - PrintAndLog(" - HB : %s%s", sprint_hex(card->ats + pos, card->ats_len - pos - 2), tip); - if (card->ats[pos] == 0xC1) { + PrintAndLog(" - HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip); + if (card.ats[pos] == 0xC1) { PrintAndLog(" c1 -> Mifare or (multiple) virtual cards of various type"); PrintAndLog(" %02x -> Length is %d bytes", - card->ats[pos + 1], card->ats[pos + 1]); - switch (card->ats[pos + 2] & 0xf0) { + card.ats[pos + 1], card.ats[pos + 1]); + switch (card.ats[pos + 2] & 0xf0) { case 0x10: PrintAndLog(" 1x -> MIFARE DESFire"); break; @@ -259,7 +327,7 @@ int CmdHF14AReader(const char *Cmd) PrintAndLog(" 2x -> MIFARE Plus"); break; } - switch (card->ats[pos + 2] & 0x0f) { + switch (card.ats[pos + 2] & 0x0f) { case 0x00: PrintAndLog(" x0 -> <1 kByte"); break; @@ -276,7 +344,7 @@ int CmdHF14AReader(const char *Cmd) PrintAndLog(" x0 -> 8 kByte"); break; } - switch (card->ats[pos + 3] & 0xf0) { + switch (card.ats[pos + 3] & 0xf0) { case 0x00: PrintAndLog(" 0x -> Engineering sample"); break; @@ -284,7 +352,7 @@ int CmdHF14AReader(const char *Cmd) PrintAndLog(" 2x -> Released"); break; } - switch (card->ats[pos + 3] & 0x0f) { + switch (card.ats[pos + 3] & 0x0f) { case 0x00: PrintAndLog(" x0 -> Generation 1"); break; @@ -295,7 +363,7 @@ int CmdHF14AReader(const char *Cmd) PrintAndLog(" x2 -> Generation 3"); break; } - switch (card->ats[pos + 4] & 0x0f) { + switch (card.ats[pos + 4] & 0x0f) { case 0x00: PrintAndLog(" x0 -> Only VCSL supported"); break; @@ -308,11 +376,11 @@ int CmdHF14AReader(const char *Cmd) } } } + } else { + PrintAndLog("proprietary non iso14443-4 card found, RATS not supported"); } - else - PrintAndLog("proprietary non-iso14443a card found, RATS not supported"); - return resp->arg[0]; + return select_status; } // Collect ISO14443 Type A UIDs @@ -330,21 +398,21 @@ int CmdHF14ACUIDs(const char *Cmd) // execute anticollision procedure UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}}; SendCommand(&c); - UsbCommand *resp = WaitForResponse(CMD_ACK); - uint8_t *uid = resp->d.asBytes; - iso14a_card_select_t *card = (iso14a_card_select_t *)(uid + 12); + + UsbCommand resp; + WaitForResponse(CMD_ACK,&resp); + + iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes; // check if command failed - if (resp->arg[0] == 0) { + if (resp.arg[0] == 0) { PrintAndLog("Card select failed."); } else { - // check if UID is 4 bytes - if ((card->atqa[1] & 0xC0) == 0) { - PrintAndLog("%02X%02X%02X%02X", - *uid, *(uid + 1), *(uid + 2), *(uid + 3)); - } else { - PrintAndLog("UID longer than 4 bytes"); + char uid_string[20]; + for (uint16_t i = 0; i < card->uidlen; i++) { + sprintf(&uid_string[2*i], "%02X", card->uid[i]); } + PrintAndLog("%s", uid_string); } } PrintAndLog("End: %u", time(NULL)); @@ -383,7 +451,7 @@ int CmdHF14ASim(const char *Cmd) // Are we handling the (optional) second part uid? if (long_uid > 0xffffffff) { - PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014llx)",long_uid); + 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; @@ -461,6 +529,145 @@ int CmdHF14ASnoop(const char *Cmd) { 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; + uint16_t numbits=0; + char buf[5]=""; + int i=0; + uint8_t data[100]; + unsigned int datalen=0, temp; + + if (strlen(cmd)<2) { + PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] <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"); + return 0; + } + + // strip + while (*cmd==' ' || *cmd=='\t') cmd++; + + while (cmd[i]!='\0') { + if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; } + if (cmd[i]=='-') { + switch (cmd[i+1]) { + case 'r': + reply=0; + break; + case 'c': + crc=1; + break; + case 'p': + power=1; + break; + case 'a': + active=1; + break; + case 's': + active_select=1; + break; + case 'b': + sscanf(cmd+i+2,"%d",&temp); + numbits = temp & 0xFFFF; + i+=3; + while(cmd[i]!=' ' && cmd[i]!='\0') { i++; } + i-=2; + break; + default: + PrintAndLog("Invalid option"); + return 0; + } + i+=2; + continue; + } + if ((cmd[i]>='0' && cmd[i]<='9') || + (cmd[i]>='a' && cmd[i]<='f') || + (cmd[i]>='A' && cmd[i]<='F') ) { + buf[strlen(buf)+1]=0; + buf[strlen(buf)]=cmd[i]; + i++; + + if (strlen(buf)>=2) { + sscanf(buf,"%x",&temp); + data[datalen]=(uint8_t)(temp & 0xff); + datalen++; + *buf=0; + } + continue; + } + PrintAndLog("Invalid char on input"); + return 0; + } + if(crc && datalen>0) + { + uint8_t first, second; + ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second); + data[datalen++] = first; + data[datalen++] = second; + } + + if(active || active_select) + { + c.arg[0] |= ISO14A_CONNECT; + if(active) + c.arg[0] |= ISO14A_NO_SELECT; + } + if(power) + c.arg[0] |= ISO14A_NO_DISCONNECT; + if(datalen>0) + c.arg[0] |= ISO14A_RAW; + + c.arg[1] = datalen; + c.arg[2] = numbits; + memcpy(c.d.asBytes,data,datalen); + + SendCommand(&c); + + if (reply) { + if(active_select) + waitCmd(1); + if(datalen>0) + waitCmd(0); + } // if reply + return 0; +} + +static void waitCmd(uint8_t iSelect) +{ + uint8_t *recv; + UsbCommand resp; + char *hexout; + + if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) { + recv = resp.d.asBytes; + uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0]; + PrintAndLog("received %i octets",iLen); + if(!iLen) + 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?"); + } + } else { + PrintAndLog("timeout while waiting for reply."); + } +} + static command_t CommandTable[] = { {"help", CmdHelp, 1, "This help"}, @@ -469,13 +676,13 @@ static command_t CommandTable[] = {"cuids", CmdHF14ACUIDs, 0, " Collect n>0 ISO14443 Type A UIDs in one go"}, {"sim", CmdHF14ASim, 0, " -- Fake 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 CmdHF14A(const char *Cmd) -{ +int CmdHF14A(const char *Cmd) { // flush - while (WaitForResponseTimeout(CMD_ACK, 500) != NULL) ; + WaitForResponseTimeout(CMD_ACK,NULL,100); // parse CmdsParse(CommandTable, Cmd);