X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/590f8ff949af9cb55548b050e5da2481e9e469f5..efd0327132b58c701e7148622e7d7808f7c97a88:/client/cmdhf14a.c diff --git a/client/cmdhf14a.c b/client/cmdhf14a.c index 61d337d4..58315582 100644 --- a/client/cmdhf14a.c +++ b/client/cmdhf14a.c @@ -1,197 +1,1227 @@ +//----------------------------------------------------------------------------- +// Copyright (C) 2010 iZsh , Hagen Fritsch +// 2011, 2017 - 2019 Merlok +// +// 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. +//----------------------------------------------------------------------------- +// High frequency ISO14443A commands +//----------------------------------------------------------------------------- + +#include "cmdhf14a.h" + #include #include +#include #include +#include +#include +#include "util.h" +#include "util_posix.h" #include "iso14443crc.h" -#include "data.h" -#include "proxusb.h" +#include "comms.h" #include "ui.h" #include "cmdparser.h" -#include "cmdhf14a.h" +#include "common.h" +#include "cmdmain.h" +#include "mifare.h" +#include "cmdhfmfu.h" +#include "mifare/mifarehost.h" +#include "cliparser/cliparser.h" +#include "emv/apduinfo.h" +#include "emv/emvcore.h" +#include "taginfo.h" static int CmdHelp(const char *Cmd); +static int waitCmd(uint8_t iLen); + +// iso14a apdu input frame length +static uint16_t frameLength = 0; +uint16_t atsFSC[] = {16, 24, 32, 40, 48, 64, 96, 128, 256}; int CmdHF14AList(const char *Cmd) { - uint8_t got[1920]; - GetFromBigBuf(got, sizeof(got)); - - 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. - - - int len = got[i+8]; - - if (len > 100) { - break; - } - if (i + len >= 1900) { - 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[3] == 0x44) { break; } - - char line[1000] = ""; - int j; - for (j = 0; j < len; j++) { - int oddparity = 0x01; - int k; - - for (k=0;k<8;k++) { - oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01); - } - - //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]); - } - } - - 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 - } - - 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); - - prev = timestamp; - i += (len + 9); - } - return 0; + PrintAndLog("Deprecated command, use 'hf list 14a' instead"); + return 0; } -int CmdHF14AMifare(const char *Cmd) -{ - UsbCommand c = {CMD_READER_MIFARE, {strtol(Cmd, NULL, 0), 0, 0}}; - SendCommand(&c); - 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_NACK, &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; + + CLIParserInit("hf 14a reader", "Executes ISO1443A anticollision-select group of commands.", NULL); + void* argtable[] = { + arg_param_begin, + arg_lit0("kK", "keep", "keep the field active after command executed"), + arg_lit0("xX", "drop", "just drop the signal field"), + arg_lit0("3", NULL, "ISO14443-3 select only (skip RATS)"), + arg_param_end + }; + if (CLIParserParseString(Cmd, argtable, arg_getsize(argtable), true)){ + CLIParserFree(); + return 0; + } + + leaveSignalON = arg_get_lit(1); + if (arg_get_lit(2)) { + cm = cm - ISO14A_CONNECT; + } + if (arg_get_lit(3)) { + cm |= ISO14A_NO_RATS; + } + + CLIParserFree(); + + if (leaveSignalON) + cm |= ISO14A_NO_DISCONNECT; + + UsbCommand c = {CMD_READER_ISO_14443a, {cm, 0, 0}}; + SendCommand(&c); + + if (ISO14A_CONNECT & cm) { + 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, 3: proprietary Anticollision + + if(select_status == 0) { + PrintAndLog("iso14443a card select failed"); + return 1; + } + + if(select_status == 3) { + PrintAndLog("Card doesn't support standard iso14443-3 anticollision"); + PrintAndLog("ATQA : %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(" ATS : %s", sprint_hex(card.ats, card.ats_len)); + } + if (leaveSignalON) { + PrintAndLog("Card is selected. You can now start sending commands"); + } + } + + if (!leaveSignalON) { + PrintAndLog("Field dropped."); + } + + return 0; +} + + +int CmdHF14AInfo(const char *Cmd) { + + UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}}; + SendCommand(&c); + + UsbCommand resp; + if (!WaitForResponseTimeout(CMD_NACK, &resp, 500)) { + if (Cmd[0] != 's') PrintAndLog("Error: No response from Proxmark.\n"); + return 0; + } + + 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, 3: proprietary Anticollision + + if (select_status == 0) { + if (Cmd[0] != 's') PrintAndLog("iso14443a card select failed"); + // disconnect + c.arg[0] = 0; + c.arg[1] = 0; + c.arg[2] = 0; + SendCommand(&c); + 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); + return 0; + } + + 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]); + + bool isMifareClassic = true; + switch (card.sak) { + case 0x00: + isMifareClassic = false; + + //***************************************test**************** + // disconnect + c.arg[0] = 0; + c.arg[1] = 0; + c.arg[2] = 0; + SendCommand(&c); + + uint32_t tagT = GetHF14AMfU_Type(); + ul_print_type(tagT, 0); + + //reconnect for further tests + c.arg[0] = ISO14A_CONNECT | ISO14A_NO_DISCONNECT; + c.arg[1] = 0; + c.arg[2] = 0; + + SendCommand(&c); + + UsbCommand resp; + WaitForResponse(CMD_NACK,&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); + 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; + 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: ; + } + + // Double & triple sized UID, can be mapped to a manufacturer. + // HACK: does this apply for Ultralight cards? + if (card.uidlen > 4) { + PrintAndLog("MANUFACTURER : %s", getManufacturerName(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[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 + } + + 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; + + if (select_status == 2) { + PrintAndLog("SAK incorrectly claims that card doesn't support RATS"); + } + 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 (FSC = %ld)", + (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"), + fsci, + fsci < sizeof(atsFSC) ? atsFSC[fsci] : -1 + ); + } + pos = 2; + 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 (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); + pos++; + } + 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) { + PrintAndLog(" - TC1 : NAD is%s supported, CID is%s supported", + (card.ats[pos] & 0x01) ? "" : " NOT", + (card.ats[pos] & 0x02) ? "" : " NOT"); + pos++; + } + if (card.ats[0] > pos) { + char *tip = ""; + 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) { + tip = "-> MIFARE Plus S 2K or 4K"; + } + } + 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) { + 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(" 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; + } + 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; + } + 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; + } + } + } + } else { + PrintAndLog("proprietary non iso14443-4 card found, RATS not supported"); + } + + + // try to see if card responses to "chinese magic backdoor" commands. + (void)mfCIdentify(); + + if (isMifareClassic) { + switch (DetectClassicPrng()) { + case 0: + PrintAndLog("Prng detection: HARDENED (hardnested)"); + break; + case 1: + PrintAndLog("Prng detection: WEAK"); + break; + default: + PrintAndLog("Prng detection error."); + } + } + + return select_status; } -int CmdHF14AReader(const char *Cmd) +// Collect ISO14443 Type A UIDs +int CmdHF14ACUIDs(const char *Cmd) { - UsbCommand c = {CMD_READER_ISO_14443a, {strtol(Cmd, NULL, 0), 0, 0}}; - SendCommand(&c); - return 0; + // requested number of UIDs + int n = atoi(Cmd); + // collect at least 1 (e.g. if no parameter was given) + n = n > 0 ? n : 1; + + PrintAndLog("Collecting %d UIDs", n); + PrintAndLog("Start: %" PRIu64, msclock()/1000); + // repeat n times + for (int i = 0; i < n; i++) { + // execute anticollision procedure + UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_RATS, 0, 0}}; + SendCommand(&c); + + UsbCommand resp; + WaitForResponse(CMD_NACK,&resp); + + iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes; + + // check if command failed + if (resp.arg[0] == 0) { + PrintAndLog("Card select failed."); + } else { + 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: %" PRIu64, msclock()/1000); + + 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 "); + 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; + } + + // Store the tag type + c.arg[0] = tagtype; + + // 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" PRIx64 ")",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; + + 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]); + } + 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 ",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); + hi= (hi << 4) | (lo >> 28); + lo= (lo << 4) | (n & 0xf); } - - // c.arg should be set to *Cmd or convert *Cmd to the correct format for a uid - UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a, {hi, lo, 0}}; - PrintAndLog("Emulating 14443A TAG with UID %x%16x", hi, lo); +*/ +// 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; } -int CmdHF14ASnoop(const char *Cmd) + +int CmdHF14ASnoop(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; + } + + for (int i = 0; i < 2; i++) { + ctmp = param_getchar(Cmd, i); + if (ctmp == 'c' || ctmp == 'C') param |= 0x01; + if (ctmp == 'r' || ctmp == 'R') param |= 0x02; + } + + UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}}; + SendCommand(&c); + return 0; +} + + +void DropField() { + UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}}; + SendCommand(&c); +} + + +int ExchangeRAW14a(uint8_t *datain, int datainlen, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen) { + static bool responseNum = false; + uint16_t cmdc = 0; + *dataoutlen = 0; + + if (activateField) { + responseNum = false; + UsbCommand resp; + + // Anticollision + SELECT card + UsbCommand ca = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT | ISO14A_CLEAR_TRACE, 0, 0}}; + SendCommand(&ca); + if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) { + PrintAndLog("14aRAW ERROR: Proxmark connection timeout."); + return 1; + } + + // check result + if (resp.arg[0] == 0) { + PrintAndLog("14aRAW ERROR: No card in field."); + return 1; + } + + if (resp.arg[0] != 1 && resp.arg[0] != 2) { + PrintAndLog("14aRAW ERROR: card not in iso14443-4. res=%d.", resp.arg[0]); + return 1; + } + + if (resp.arg[0] == 2) { // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision + // get ATS + UsbCommand cr = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT, 2, 0}}; + uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0 + memcpy(cr.d.asBytes, rats, 2); + SendCommand(&cr); + if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) { + PrintAndLog("14aRAW ERROR: Proxmark connection timeout."); + return 1; + } + + if (resp.arg[0] <= 0) { // ats_len + PrintAndLog("14aRAW ERROR: Can't get ATS."); + return 1; + } + } + } + + if (leaveSignalON) + cmdc |= ISO14A_NO_DISCONNECT; + + UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_APPEND_CRC | cmdc, (datainlen & 0xFFFF) + 2, 0}}; + uint8_t header[] = {0x0a | responseNum, 0x00}; + responseNum ^= 1; + memcpy(c.d.asBytes, header, 2); + memcpy(&c.d.asBytes[2], datain, datainlen); + SendCommand(&c); + + uint8_t *recv; + UsbCommand resp; + + if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) { + 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; + + if (maxdataoutlen && *dataoutlen > maxdataoutlen) { + PrintAndLog("14aRAW ERROR: Buffer too small(%d). Needs %d bytes", *dataoutlen, maxdataoutlen); + return 2; + } + + if (recv[0] != header[0]) { + PrintAndLog("14aRAW ERROR: iso14443-4 framing error. Card send %2x must be %2x", dataout[0], header[0]); + return 2; + } + + memcpy(dataout, &recv[2], *dataoutlen); + + // CRC Check + if (iLen == -1) { + PrintAndLog("14aRAW ERROR: ISO 14443A CRC error."); + return 3; + } + + + } else { + PrintAndLog("14aRAW ERROR: Reply timeout."); + return 4; + } + + return 0; +} + + +static int SelectCard14443_4(bool disconnect, iso14a_card_select_t *card) { + UsbCommand resp; + + frameLength = 0; + + if (card) + memset(card, 0, sizeof(iso14a_card_select_t)); + + DropField(); + + // Anticollision + SELECT card + UsbCommand ca = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}}; + SendCommand(&ca); + if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) { + PrintAndLogEx(ERR, "Proxmark connection timeout."); + return 1; + } + + // check result + if (resp.arg[0] == 0) { + PrintAndLogEx(ERR, "No card in field."); + return 1; + } + + if (resp.arg[0] != 1 && resp.arg[0] != 2) { + PrintAndLogEx(ERR, "Card not in iso14443-4. res=%d.", resp.arg[0]); + return 1; + } + + if (resp.arg[0] == 2) { // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision + // try to get ATS although SAK indicated that it is not ISO14443-4 compliant + UsbCommand cr = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT, 2, 0}}; + uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0 + memcpy(cr.d.asBytes, rats, 2); + SendCommand(&cr); + if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) { + PrintAndLogEx(ERR, "Proxmark connection timeout."); + return 1; + } + + if (resp.arg[0] <= 0) { // ats_len + PrintAndLogEx(ERR, "Can't get ATS."); + return 1; + } + } + + // get frame length from ATS + iso14a_card_select_t *vcard = (iso14a_card_select_t *) resp.d.asBytes; + if (vcard->ats_len > 1) { + uint8_t fsci = vcard->ats[1] & 0x0f; + if (fsci < sizeof(atsFSC)) + frameLength = atsFSC[fsci]; + } + + if (card) { + memcpy(card, vcard, sizeof(iso14a_card_select_t)); + } + + if (disconnect) { + DropField(); + } + + return 0; +} + + +static int ExchangeAPDU(bool chainingin, uint8_t *datain, int datainlen, bool activateField, uint8_t *dataout, int maxdataoutlen, int *dataoutlen, bool *chainingout) { - UsbCommand c = {CMD_SNOOP_ISO_14443a}; - SendCommand(&c); - return 0; + *chainingout = false; + + if (activateField) { + // select with no disconnect and set frameLength + int selres = SelectCard14443_4(false, NULL); + if (selres) + return selres; + } + + uint16_t cmdc = 0; + if (chainingin) + cmdc = ISO14A_SEND_CHAINING; + + // "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 | ISO14A_NO_DISCONNECT | cmdc, (datainlen & 0xFFFF), 0}}; + memcpy(c.d.asBytes, datain, datainlen); + SendCommand(&c); + + uint8_t *recv; + UsbCommand resp; + + if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) { + recv = resp.d.asBytes; + int iLen = resp.arg[0]; + uint8_t res = resp.arg[1]; + + 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; + } + + // I-block ACK + if ((res & 0xf2) == 0xa2) { + *dataoutlen = 0; + *chainingout = true; + return 0; + } + + if(!iLen) { + PrintAndLog("APDU ERROR: No APDU response."); + return 1; + } + + // check apdu length + if (iLen < 2 && 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) { + *chainingout = true; + } + + // CRC Check + if (iLen == -1) { + PrintAndLog("APDU ERROR: ISO 14443A CRC error."); + return 3; + } + } 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; + + // 3 byte here - 1b framing header, 2b crc16 + if ( (frameLength && (datainlen > frameLength - 3)) || (datainlen > USB_CMD_DATA_SIZE - 3) ) { + int clen = 0; + + bool vActivateField = activateField; + + do { + int vlen = MIN(frameLength - 3, datainlen - clen); + bool chainBlockNotLast = ((clen + vlen) < datainlen); + + *dataoutlen = 0; + res = ExchangeAPDU(chainBlockNotLast, &datain[clen], vlen, vActivateField, dataout, maxdataoutlen, dataoutlen, &chaining); + if (res) { + if (!leaveSignalON) + DropField(); + + return 200; + } + + // check R-block ACK + if ((*dataoutlen == 0) && (*dataoutlen != 0 || chaining != chainBlockNotLast)) { + if (!leaveSignalON) + DropField(); + + return 201; + } + + clen += vlen; + vActivateField = false; + if (*dataoutlen) { + if (clen != datainlen) + PrintAndLogEx(WARNING, "APDU: I-block/R-block sequence error. Data len=%d, Sent=%d, Last packet len=%d", datainlen, clen, *dataoutlen); + break; + } + } while (clen < datainlen); + } else { + res = ExchangeAPDU(false, datain, datainlen, activateField, dataout, maxdataoutlen, dataoutlen, &chaining); + if (res) { + if (!leaveSignalON) + DropField(); + + return res; + } + } + + while (chaining) { + // I-block with chaining + res = ExchangeAPDU(false, NULL, 0, false, &dataout[*dataoutlen], maxdataoutlen, dataoutlen, &chaining); + + if (res) { + if (!leaveSignalON) + DropField(); + + return 100; + } + } + + if (!leaveSignalON) + DropField(); + + return 0; } -static command_t CommandTable[] = +// ISO14443-4. 7. Half-duplex block transmission protocol +int CmdHF14AAPDU(const char *cmd) { + uint8_t data[USB_CMD_DATA_SIZE]; + int datalen = 0; + uint8_t header[5]; + int headerlen = 0; + bool activateField = false; + bool leaveSignalON = false; + bool decodeTLV = false; + bool decodeAPDU = false; + bool makeAPDU = false; + bool extendedAPDU = false; + int le = 0; + int res = 0; + + CLIParserInit("hf 14a apdu", + "Sends an ISO 7816-4 APDU via ISO 14443-4 block transmission protocol (T=CL). Works with all APDU types from ISO 7816-4:2013", + "Examples:\n\thf 14a apdu -st 00A404000E325041592E5359532E444446303100\n" + "\thf 14a apdu -sd 00A404000E325041592E5359532E444446303100 - decode APDU\n" + "\thf 14a apdu -sm 00A40400 325041592E5359532E4444463031 -l 256 - encode standard APDU\n" + "\thf 14a apdu -sm 00A40400 325041592E5359532E4444463031 -el 65536 - encode extended APDU\n"); + + void* argtable[] = { + arg_param_begin, + arg_lit0("sS", "select", "activate field and select card"), + arg_lit0("kK", "keep", "leave the signal field ON after receive response"), + arg_lit0("tT", "tlv", "executes TLV decoder if it possible"), + arg_lit0("dD", "decapdu", "decode APDU request if it possible"), + arg_str0("mM", "make", "", "make APDU with head from this field and data from data field. Must be 4 bytes length: "), + arg_lit0("eE", "extended", "make extended length APDU (requires `-m`)"), + arg_int0("lL", "le", "", "Le APDU parameter (requires `-m`)"), + arg_strx1(NULL, NULL, "", "APDU (without `-m`), or data (with `-m`)"), + arg_param_end + }; + CLIExecWithReturn(cmd, argtable, false); + + activateField = arg_get_lit(1); + leaveSignalON = arg_get_lit(2); + decodeTLV = arg_get_lit(3); + decodeAPDU = arg_get_lit(4); + + res = CLIParamHexToBuf(arg_get_str(5), header, sizeof(header), &headerlen); + makeAPDU = headerlen > 0; + if (res || (makeAPDU && headerlen != 4)) { + PrintAndLogEx(ERR, "header length must be exactly 4 bytes"); + CLIParserFree(); + return 1; + } + extendedAPDU = arg_get_lit(6); + le = arg_get_int_def(7, 0); + + if (makeAPDU) { + uint8_t apdudata[USB_CMD_DATA_SIZE] = {0}; + int apdudatalen = 0; + + CLIGetHexBLessWithReturn(8, apdudata, &apdudatalen, 1 + 2); + + APDUStruct apdu; + apdu.cla = header[0]; + apdu.ins = header[1]; + apdu.p1 = header[2]; + apdu.p2 = header[3]; + + apdu.lc = apdudatalen; + apdu.data = apdudata; + + apdu.extended_apdu = extendedAPDU; + apdu.le = le; + + if (APDUEncode(&apdu, data, &datalen)) { + PrintAndLogEx(ERR, "can't make apdu with provided parameters."); + CLIParserFree(); + return 2; + } + } else { + if (extendedAPDU) { + PrintAndLogEx(ERR, "`-e` without `-m`."); + CLIParserFree(); + return 3; + } + if (le > 0) { + PrintAndLogEx(ERR, "`-l` without `-m`."); + CLIParserFree(); + return 3; + } + + // len = data + PCB(1b) + CRC(2b) + CLIGetHexBLessWithReturn(8, data, &datalen, 1 + 2); + } + + CLIParserFree(); +// PrintAndLog("---str [%d] %s", arg_get_str(4)->count, arg_get_str(4)->sval[0]); + PrintAndLogEx(NORMAL, ">>>>[%s%s%s] %s", activateField ? "sel ": "", leaveSignalON ? "keep ": "", decodeTLV ? "TLV": "", sprint_hex(data, datalen)); + + if (decodeAPDU) { + APDUStruct apdu; + + if (APDUDecode(data, datalen, &apdu) == 0) + APDUPrint(apdu); + else + PrintAndLogEx(WARNING, "can't decode APDU."); + } + + res = ExchangeAPDU14a(data, datalen, activateField, leaveSignalON, data, USB_CMD_DATA_SIZE, &datalen); + + if (res) + return res; + + PrintAndLog("<<<< %s", sprint_hex(data, datalen)); + + PrintAndLog("APDU response: %02x %02x - %s", data[datalen - 2], data[datalen - 1], GetAPDUCodeDescription(data[datalen - 2], data[datalen - 1])); + + // TLV decoder + if (decodeTLV && datalen > 4) { + TLVPrintFromBuffer(data, datalen - 2); + } + + return 0; +} + +int CmdHF14ACmdRaw(const char *cmd) { + UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}}; + bool reply=1; + bool crc = false; + bool power = false; + bool active = false; + bool active_select = false; + bool no_rats = false; + uint16_t numbits = 0; + bool bTimeout = false; + uint32_t timeout = 0; + bool topazmode = false; + uint8_t data[USB_CMD_DATA_SIZE]; + int datalen = 0; + + // extract parameters + CLIParserInit("hf 14a raw", "Send raw hex data to tag", + "Sample:\n"\ + "\thf 14a raw -pa -b7 -t1000 52 -- execute WUPA\n"\ + "\thf 14a raw -p 9320 -- anticollision\n"\ + "\thf 14a raw -psc 60 00 -- select and mifare AUTH\n"); + void* argtable[] = { + arg_param_begin, + arg_lit0("rR", "nreply", "do not read response"), + arg_lit0("cC", "crc", "calculate and append CRC"), + arg_lit0("pP", "power", "leave the signal field ON after receive"), + arg_lit0("aA", "active", "active signal field ON without select"), + arg_lit0("sS", "actives", "active signal field ON with select"), + arg_int0("bB", "bits", NULL, "number of bits to send. Useful for send partial byte"), + arg_int0("t", "timeout", NULL, "timeout in ms"), + arg_lit0("T", "topaz", "use Topaz protocol to send command"), + arg_lit0("3", NULL, "ISO14443-3 select only (skip RATS)"), + arg_strx1(NULL, NULL, "", NULL), + arg_param_end + }; + // defaults + arg_get_int(6) = 0; + arg_get_int(7) = 0; + + if (CLIParserParseString(cmd, argtable, arg_getsize(argtable), false)){ + CLIParserFree(); + return 0; + } + + reply = !arg_get_lit(1); + crc = arg_get_lit(2); + power = arg_get_lit(3); + active = arg_get_lit(4); + active_select = arg_get_lit(5); + numbits = arg_get_int(6) & 0xFFFF; + timeout = arg_get_int(7); + bTimeout = (timeout > 0); + topazmode = arg_get_lit(8); + no_rats = arg_get_lit(9); + // len = data + CRC(2b) + if (CLIParamHexToBuf(arg_get_str(10), data, sizeof(data) -2, &datalen)) { + CLIParserFree(); + return 1; + } + + CLIParserFree(); + + // logic + if(crc && datalen>0 && datalen MAX_TIMEOUT) { + timeout = MAX_TIMEOUT; + PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response"); + } + c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us) + } + + if(power) { + c.arg[0] |= ISO14A_NO_DISCONNECT; + } + + if(datalen > 0) { + c.arg[0] |= ISO14A_RAW; + } + + if(topazmode) { + c.arg[0] |= ISO14A_TOPAZMODE; + } + + if(no_rats) { + c.arg[0] |= ISO14A_NO_RATS; + } + + // Max buffer is USB_CMD_DATA_SIZE (512) + c.arg[1] = (datalen & 0xFFFF) | ((uint32_t)numbits << 16); + memcpy(c.d.asBytes,data,datalen); + + SendCommand(&c); + + if (reply) { + int res = 0; + if (active_select) + res = waitCmd(1); + if (!res && datalen > 0) + waitCmd(0); + } // if reply + return 0; +} + + +static int waitCmd(uint8_t iSelect) { + uint8_t *recv; + UsbCommand resp; + char *hexout; + + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + recv = resp.d.asBytes; + uint8_t iLen = resp.arg[0]; + if (iSelect){ + iLen = resp.arg[1]; + if (iLen){ + PrintAndLog("Card selected. UID[%i]:", iLen); + } else { + PrintAndLog("Can't select card."); + } + } else { + PrintAndLog("received %i bytes:", iLen); + } + if(!iLen) + return 1; + 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?"); + return 2; + } + } else { + PrintAndLog("timeout while waiting for reply."); + return 3; + } + return 0; +} + +static command_t CommandTable[] = { - {"help", CmdHelp, 1, "This help"}, - {"list", CmdHF14AList, 0, "List ISO 14443a history"}, - {"mifare", CmdHF14AMifare, 0, "Read out sector 0 parity error messages"}, - {"reader", CmdHF14AReader, 0, "Act like an ISO14443 Type A reader"}, - {"sim", CmdHF14ASim, 0, " -- Fake ISO 14443a tag"}, - {"snoop", CmdHF14ASnoop, 0, "Eavesdrop ISO 14443 Type A"}, - {NULL, NULL, 0, NULL} + {"help", CmdHelp, 1, "This help"}, + {"list", CmdHF14AList, 0, "[Deprecated] List ISO 14443a history"}, + {"reader", CmdHF14AReader, 0, "Start acting like an ISO14443 Type A reader"}, + {"info", CmdHF14AInfo, 0, "Reads card and shows information about it"}, + {"cuids", CmdHF14ACUIDs, 0, " Collect n>0 ISO14443 Type A UIDs in one go"}, + {"sim", CmdHF14ASim, 0, " -- Simulate ISO 14443a tag"}, + {"snoop", CmdHF14ASnoop, 0, "Eavesdrop ISO 14443 Type A"}, + {"apdu", CmdHF14AAPDU, 0, "Send an ISO 7816-4 APDU via ISO 14443-4 block transmission protocol"}, + {"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"}, + {NULL, NULL, 0, NULL} }; -int CmdHF14A(const char *Cmd) -{ - CmdsParse(CommandTable, Cmd); - return 0; +int CmdHF14A(const char *Cmd) { + (void)WaitForResponseTimeout(CMD_ACK,NULL,100); + CmdsParse(CommandTable, Cmd); + return 0; } int CmdHelp(const char *Cmd)