X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/a553f2674865fa544d04ca7b8194e30c008644ae..bc0d711102fc40ecdcaa94110c1aa3737fb16949:/client/cmdhf14a.c diff --git a/client/cmdhf14a.c b/client/cmdhf14a.c index a6fa5a85..88fb322e 100644 --- a/client/cmdhf14a.c +++ b/client/cmdhf14a.c @@ -1,5 +1,6 @@ //----------------------------------------------------------------------------- -// Copyright (C) 2010 iZsh +// 2011, Merlok +// Copyright (C) 2010 iZsh , Hagen Fritsch // // 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 @@ -11,201 +12,712 @@ #include #include #include +#include +#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" +#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); -int CmdHF14AList(const char *Cmd) -{ - uint8_t got[1920]; - GetFromBigBuf(got, sizeof(got)); +// structure and database for uid -> tagtype lookups +typedef struct { + uint8_t uid; + char* desc; +} manufactureName; - PrintAndLog("recorded activity:"); - PrintAndLog(" ETU :rssi: who bytes"); - PrintAndLog("---------+----+----+-----------"); +const manufactureName manufactureMapping[] = { + // ID, "Vendor Country" + { 0x01, "Motorola UK" }, + { 0x02, "ST Microelectronics SA France" }, + { 0x03, "Hitachi, Ltd Japan" }, + { 0x04, "NXP Semiconductors Germany" }, + { 0x05, "Infineon Technologies AG Germany" }, + { 0x06, "Cylink USA" }, + { 0x07, "Texas Instrument France" }, + { 0x08, "Fujitsu Limited Japan" }, + { 0x09, "Matsushita Electronics Corporation, Semiconductor Company Japan" }, + { 0x0A, "NEC Japan" }, + { 0x0B, "Oki Electric Industry Co. Ltd Japan" }, + { 0x0C, "Toshiba Corp. Japan" }, + { 0x0D, "Mitsubishi Electric Corp. Japan" }, + { 0x0E, "Samsung Electronics Co. Ltd Korea" }, + { 0x0F, "Hynix / Hyundai, Korea" }, + { 0x10, "LG-Semiconductors Co. Ltd Korea" }, + { 0x11, "Emosyn-EM Microelectronics USA" }, + { 0x12, "INSIDE Technology France" }, + { 0x13, "ORGA Kartensysteme GmbH Germany" }, + { 0x14, "SHARP Corporation Japan" }, + { 0x15, "ATMEL France" }, + { 0x16, "EM Microelectronic-Marin SA Switzerland" }, + { 0x17, "KSW Microtec GmbH Germany" }, + { 0x18, "ZMD AG Germany" }, + { 0x19, "XICOR, Inc. USA" }, + { 0x1A, "Sony Corporation Japan Identifier Company Country" }, + { 0x1B, "Malaysia Microelectronic Solutions Sdn. Bhd Malaysia" }, + { 0x1C, "Emosyn USA" }, + { 0x1D, "Shanghai Fudan Microelectronics Co. Ltd. P.R. China" }, + { 0x1E, "Magellan Technology Pty Limited Australia" }, + { 0x1F, "Melexis NV BO Switzerland" }, + { 0x20, "Renesas Technology Corp. Japan" }, + { 0x21, "TAGSYS France" }, + { 0x22, "Transcore USA" }, + { 0x23, "Shanghai belling corp., ltd. China" }, + { 0x24, "Masktech Germany Gmbh Germany" }, + { 0x25, "Innovision Research and Technology Plc UK" }, + { 0x26, "Hitachi ULSI Systems Co., Ltd. Japan" }, + { 0x27, "Cypak AB Sweden" }, + { 0x28, "Ricoh Japan" }, + { 0x29, "ASK France" }, + { 0x2A, "Unicore Microsystems, LLC Russian Federation" }, + { 0x2B, "Dallas Semiconductor/Maxim USA" }, + { 0x2C, "Impinj, Inc. USA" }, + { 0x2D, "RightPlug Alliance USA" }, + { 0x2E, "Broadcom Corporation USA" }, + { 0x2F, "MStar Semiconductor, Inc Taiwan, ROC" }, + { 0x30, "BeeDar Technology Inc. USA" }, + { 0x31, "RFIDsec Denmark" }, + { 0x32, "Schweizer Electronic AG Germany" }, + { 0x33, "AMIC Technology Corp Taiwan" }, + { 0x34, "Mikron JSC Russia" }, + { 0x35, "Fraunhofer Institute for Photonic Microsystems Germany" }, + { 0x36, "IDS Microchip AG Switzerland" }, + { 0x37, "Kovio USA" }, + { 0x38, "HMT Microelectronic Ltd Switzerland Identifier Company Country" }, + { 0x39, "Silicon Craft Technology Thailand" }, + { 0x3A, "Advanced Film Device Inc. Japan" }, + { 0x3B, "Nitecrest Ltd UK" }, + { 0x3C, "Verayo Inc. USA" }, + { 0x3D, "HID Global USA" }, + { 0x3E, "Productivity Engineering Gmbh Germany" }, + { 0x3F, "Austriamicrosystems AG (reserved) Austria" }, + { 0x40, "Gemalto SA France" }, + { 0x41, "Renesas Electronics Corporation Japan" }, + { 0x42, "3Alogics Inc Korea" }, + { 0x43, "Top TroniQ Asia Limited Hong Kong" }, + { 0x44, "Gentag Inc (USA) USA" }, + { 0x00, "no tag-info available" } // must be the last entry +}; - int i = 0; - int prev = -1; - for (;;) { - if(i >= 1900) { - break; - } +// get a product description based on the UID +// uid[8] tag uid +// returns description of the best match +char* getTagInfo(uint8_t uid) { - bool isResponse; - int timestamp = *((uint32_t *)(got+i)); - if (timestamp & 0x80000000) { - timestamp &= 0x7fffffff; - isResponse = 1; - } else { - isResponse = 0; - } + int i; + int len = sizeof(manufactureMapping) / sizeof(manufactureName); + + for ( i = 0; i < len; ++i ) + if ( uid == manufactureMapping[i].uid) + return manufactureMapping[i].desc; - 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. + //No match, return default + return manufactureMapping[len-1].desc; +} +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 u 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] [-b] <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 len = got[i+8]; +int CmdHF14AList(const char *Cmd) { + //PrintAndLog("Deprecated command, use 'hf list 14a' instead"); + CmdHFList("14a"); + return 0; +} - if (len > 100) { - break; - } - if (i + len >= 1900) { - break; - } +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)); - uint8_t *frame = (got+i+9); + 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"); + SendCommand(&cDisconnect); + return 0; + } - // Break and stick with current result if buffer was not completely full - if (frame[0] == 0x44 && frame[1] == 0x44 && frame[3] == 0x44) { break; } + if(select_status == 3) { + PrintAndLog("Card doesn't support standard iso14443-3 anticollision"); + PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]); + SendCommand(&cDisconnect); + return 0; + } - char line[1000] = ""; - int j; - for (j = 0; j < len; j++) { - int oddparity = 0x01; - int k; + PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen)); + PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]); + PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]); - for (k=0;k<8;k++) { - oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01); - } + switch (card.sak) { + case 0x00: - //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]); - } - } + // ******** is card of the MFU type (UL/ULC/NTAG/ etc etc) + ul_switch_off_field(); + + uint32_t tagT = GetHF14AMfU_Type(); + ul_print_type(tagT, 0); - 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 - } + // reconnect for further tests + c.arg[0] = ISO14A_CONNECT | ISO14A_NO_DISCONNECT; + c.arg[1] = 0; + c.arg[2] = 0; - char metricString[100]; - if (isResponse) { - sprintf(metricString, "%3d", metric); - } else { - strcpy(metricString, " "); - } + clearCommandBuffer(); + SendCommand(&c); - PrintAndLog(" +%7d: %s: %s %s %s", - (prev < 0 ? 0 : (timestamp - prev)), - metricString, - (isResponse ? "TAG" : " "), line, crc); + UsbCommand resp; + WaitForResponse(CMD_ACK, &resp); + + memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t)); - prev = timestamp; - i += (len + 9); - } - return 0; -} + select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS + + if(select_status == 0) { + ul_switch_off_field(); + return 0; + } + 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: ; + } -int CmdHF14AMifare(const char *Cmd) -{ - UsbCommand c = {CMD_READER_MIFARE, {strtol(Cmd, NULL, 0), 0, 0}}; - SendCommand(&c); - return 0; + // Double & triple sized UID, can be mapped to a manufacturer. + 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[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT; + c.arg[1] = 2; + c.arg[2] = 0; + memcpy(c.d.asBytes, rats, 2); + clearCommandBuffer(); + 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 < 5 ? (fsci - 2) * 8 : + fsci < 8 ? (fsci - 3) * 32 : + fsci == 8 ? 256 : + -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. + uint8_t isOK = 0; + clearCommandBuffer(); + c.cmd = CMD_MIFARE_CIDENT; + c.arg[0] = 0; + c.arg[1] = 0; + c.arg[2] = 0; + SendCommand(&c); + if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) + isOK = resp.arg[0] & 0xff; + + PrintAndLog("Answers to magic commands (GEN1): %s", (isOK ? "YES" : "NO") ); + + // disconnect + SendCommand(&cDisconnect); + + return select_status; } -int CmdHF14AReader(const char *Cmd) -{ - UsbCommand c = {CMD_READER_ISO_14443a, {strtol(Cmd, NULL, 0), 0, 0}}; - SendCommand(&c); - return 0; +// Collect ISO14443 Type A UIDs +int CmdHF14ACUIDs(const char *Cmd) { + // 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: %u", time(NULL)); + // repeat n times + for (int i = 0; i < n; i++) { + // execute anticollision procedure + UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}}; + SendCommand(&c); + + 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) { + 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: %u", time(NULL)); + return 1; } // ## simulate iso14443a tag // ## greg - added ability to specify tag UID -int CmdHF14ASim(const char *Cmd) -{ - - 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); - } - - // 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); - SendCommand(&c); - return 0; +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; + + PrintAndLog("Press pm3-button to abort simulation"); + + 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; + + 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); + } + return 0; } -int CmdHF14ASnoop(const char *Cmd) -{ - UsbCommand c = {CMD_SNOOP_ISO_14443a}; +int CmdHF14ASniff(const char *Cmd) { + int param = 0; + uint8_t ctmp = param_getchar(Cmd, 0) ; + if (ctmp == 'h' || ctmp == 'H') return usage_hf_14a_sniff(); + + 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}}; + clearCommandBuffer(); SendCommand(&c); 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"}, +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; + uint16_t numbits=0; + bool bTimeout = FALSE; + uint32_t timeout=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) return usage_hf_14a_raw(); + + // 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 'H': + case 'h': + return usage_hf_14a_raw(); + case 'r': + reply = FALSE; + break; + case 'c': + crc = TRUE; + break; + case 'p': + power = TRUE; + break; + case 'a': + active = TRUE; + break; + case 's': + active_select = TRUE; + break; + case 'b': + sscanf(cmd+i+2,"%d",&temp); + numbits = temp & 0xFFFF; + i+=3; + while(cmd[i]!=' ' && cmd[i]!='\0') { i++; } + i-=2; + break; + case 't': + 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: + return usage_hf_14a_raw(); + } + 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); + *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 && 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; + } + + // Max buffer is USB_CMD_DATA_SIZE + 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) { + if(active_select) + waitCmd(1); + if(datalen>0) + waitCmd(0); + } // if reply + return 0; +} + +static void waitCmd(uint8_t iSelect) { + UsbCommand resp; + uint16_t len = 0; + + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + len = iSelect ? (resp.arg[1] & 0xffff) : (resp.arg[0] & 0xffff); + PrintAndLog("received %i octets", len); + if(!len) + return; + PrintAndLog("%s", sprint_hex(resp.d.asBytes, len) ); + } else { + PrintAndLog("timeout while waiting for reply."); + } +} + +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, " Collect n>0 ISO14443 Type A UIDs in one go"}, + {"sim", CmdHF14ASim, 0, " -- Simulate ISO 14443a tag"}, + {"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) -{ - CmdsParse(CommandTable, Cmd); - return 0; +int CmdHF14A(const char *Cmd) { + clearCommandBuffer(); + CmdsParse(CommandTable, Cmd); + return 0; } -int CmdHelp(const char *Cmd) -{ +int CmdHelp(const char *Cmd) { CmdsHelp(CommandTable); return 0; }