X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/54e3cfcb74fbc02f7d1d16be8cd5338529acd58e..994f21fe017fd0f2373399ff7cfb9843bfd303df:/client/cmdhf14a.c?ds=sidebyside diff --git a/client/cmdhf14a.c b/client/cmdhf14a.c index 63b1cda6..922a9449 100644 --- a/client/cmdhf14a.c +++ b/client/cmdhf14a.c @@ -136,6 +136,45 @@ int CmdHF14AList(const char *Cmd) return 0; } +int Hf14443_4aGetCardData(iso14a_card_select_t * card) { + UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}}; + SendCommand(&c); + + UsbCommand resp; + WaitForResponse(CMD_ACK,&resp); + + 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, 3: proprietary Anticollision + + if(select_status == 0) { + PrintAndLog("E->iso14443a card select failed"); + return 1; + } + + if(select_status == 2) { + PrintAndLog("E->Card doesn't support iso14443-4 mode"); + return 1; + } + + if(select_status == 3) { + PrintAndLog("E->Card doesn't support standard iso14443-3 anticollision"); + PrintAndLog("\tATQA : %02x %02x", card->atqa[1], card->atqa[0]); + return 1; + } + + PrintAndLog(" UID: %s", sprint_hex(card->uid, card->uidlen)); + PrintAndLog("ATQA: %02x %02x", card->atqa[1], card->atqa[0]); + PrintAndLog(" SAK: %02x [%" PRIu64 "]", card->sak, resp.arg[0]); + if(card->ats_len < 3) { // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes + PrintAndLog("E-> Error ATS length(%d) : %s", card->ats_len, sprint_hex(card->ats, card->ats_len)); + return 1; + } + PrintAndLog(" ATS: %s", sprint_hex(card->ats, card->ats_len)); + + return 0; +} + int CmdHF14AReader(const char *Cmd) { uint32_t cm = ISO14A_CONNECT; bool leaveSignalON = false; @@ -711,6 +750,11 @@ int ExchangeRAW14a(uint8_t *datain, int datainlen, bool activateField, bool leav recv = resp.d.asBytes; int iLen = resp.arg[0]; + if(!iLen) { + PrintAndLog("14aRAW ERROR: No card response."); + return 1; + } + *dataoutlen = iLen - 2; if (*dataoutlen < 0) *dataoutlen = 0; @@ -727,11 +771,6 @@ int ExchangeRAW14a(uint8_t *datain, int datainlen, bool activateField, bool leav memcpy(dataout, &recv[2], *dataoutlen); - if(!iLen) { - PrintAndLog("14aRAW ERROR: No card response."); - return 1; - } - // CRC Check if (iLen == -1) { PrintAndLog("14aRAW ERROR: ISO 14443A CRC error."); @@ -747,20 +786,20 @@ int ExchangeRAW14a(uint8_t *datain, int datainlen, bool activateField, bool leav return 0; } -int ExchangeAPDU14a(uint8_t *datain, int datainlen, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen) { +int CmdExchangeAPDU(uint8_t *datain, int datainlen, bool activateField, uint8_t *dataout, int maxdataoutlen, int *dataoutlen, bool *chaining) { uint16_t cmdc = 0; + + *chaining = false; if (activateField) { cmdc |= ISO14A_CONNECT | ISO14A_CLEAR_TRACE; } - if (leaveSignalON) - cmdc |= ISO14A_NO_DISCONNECT; // "Command APDU" length should be 5+255+1, but javacard's APDU buffer might be smaller - 133 bytes // https://stackoverflow.com/questions/32994936/safe-max-java-card-apdu-data-command-and-respond-size // here length USB_CMD_DATA_SIZE=512 // timeout must be authomatically set by "get ATS" - UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_APDU | cmdc, (datainlen & 0xFFFF), 0}}; + UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_APDU | ISO14A_NO_DISCONNECT | cmdc, (datainlen & 0xFFFF), 0}}; memcpy(c.d.asBytes, datain, datainlen); SendCommand(&c); @@ -774,6 +813,7 @@ int ExchangeAPDU14a(uint8_t *datain, int datainlen, bool activateField, bool lea } if (resp.arg[0] != 1) { PrintAndLog("APDU ERROR: Proxmark error %d.", resp.arg[0]); + DropField(); return 1; } } @@ -781,45 +821,76 @@ int ExchangeAPDU14a(uint8_t *datain, int datainlen, bool activateField, bool lea if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) { recv = resp.d.asBytes; int iLen = resp.arg[0]; + uint8_t res = resp.arg[1]; - *dataoutlen = iLen - 2; - if (*dataoutlen < 0) - *dataoutlen = 0; + int dlen = iLen - 2; + if (dlen < 0) + dlen = 0; + *dataoutlen += dlen; if (maxdataoutlen && *dataoutlen > maxdataoutlen) { PrintAndLog("APDU ERROR: Buffer too small(%d). Needs %d bytes", *dataoutlen, maxdataoutlen); return 2; } - memcpy(dataout, recv, *dataoutlen); - if(!iLen) { PrintAndLog("APDU ERROR: No APDU response."); return 1; } + // check apdu length + if (iLen < 4 && iLen >= 0) { + PrintAndLog("APDU ERROR: Small APDU response. Len=%d", iLen); + return 2; + } + // check block TODO if (iLen == -2) { PrintAndLog("APDU ERROR: Block type mismatch."); return 2; } + + memcpy(dataout, recv, dlen); + + // chaining + if ((res & 0x10) != 0) { + *chaining = true; + } // CRC Check if (iLen == -1) { PrintAndLog("APDU ERROR: ISO 14443A CRC error."); return 3; } - - // check apdu length - if (iLen < 4) { - PrintAndLog("APDU ERROR: Small APDU response. Len=%d", iLen); - return 2; - } - } else { PrintAndLog("APDU ERROR: Reply timeout."); return 4; } + + return 0; +} + + +int ExchangeAPDU14a(uint8_t *datain, int datainlen, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen) { + *dataoutlen = 0; + bool chaining = false; + + int res = CmdExchangeAPDU(datain, datainlen, activateField, dataout, maxdataoutlen, dataoutlen, &chaining); + + while (chaining) { + // I-block with chaining + res = CmdExchangeAPDU(NULL, 0, false, &dataout[*dataoutlen], maxdataoutlen, dataoutlen, &chaining); + + if (res) { + if (!leaveSignalON) + DropField(); + + return 100; + } + } + + if (!leaveSignalON) + DropField(); return 0; } @@ -850,7 +921,7 @@ int CmdHF14AAPDU(const char *cmd) { leaveSignalON = arg_get_lit(2); decodeTLV = arg_get_lit(3); // len = data + PCB(1b) + CRC(2b) - CLIGetStrBLessWithReturn(4, data, &datalen, 1 + 2); + CLIGetHexBLessWithReturn(4, data, &datalen, 1 + 2); CLIParserFree();