X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/72e930ef3206224ae0ff0696a8a146a0b26268f7..db44e049b05060bf42f9059d0fdaf0e6959bc018:/client/cmdhf15.c?ds=inline diff --git a/client/cmdhf15.c b/client/cmdhf15.c index 1ee04e1b..e6cd3e1a 100644 --- a/client/cmdhf15.c +++ b/client/cmdhf15.c @@ -26,25 +26,25 @@ #include #include #include -//#include "proxusb.h" + #include "proxmark3.h" #include "data.h" #include "graph.h" #include "ui.h" +#include "util.h" #include "cmdparser.h" #include "cmdhf15.h" -#include "../common/iso15693tools.h" +#include "iso15693tools.h" #include "cmdmain.h" -#define FrameSOF Iso15693FrameSOF -#define Logic0 Iso15693Logic0 -#define Logic1 Iso15693Logic1 -#define FrameEOF Iso15693FrameEOF +#define FrameSOF Iso15693FrameSOF +#define Logic0 Iso15693Logic0 +#define Logic1 Iso15693Logic1 +#define FrameEOF Iso15693FrameEOF -#define Crc(data,datalen) Iso15693Crc(data,datalen) -#define AddCrc(data,datalen) Iso15693AddCrc(data,datalen) +#define Crc(data,datalen) Iso15693Crc(data,datalen) +#define AddCrc(data,datalen) Iso15693AddCrc(data,datalen) #define sprintUID(target,uid) Iso15693sprintUID(target,uid) -#define TRACE_BUFF_SIZE 12000 // structure and database for uid -> tagtype lookups typedef struct { @@ -55,36 +55,146 @@ typedef struct { const productName uidmapping[] = { + // UID, #significant Bits, "Vendor(+Product)" - { 0xE001000000000000LL, 16, "Motorola" }, - { 0xE002000000000000LL, 16, "ST Microelectronics" }, - { 0xE003000000000000LL, 16, "Hitachi" }, - { 0xE004000000000000LL, 16, "Philips" }, - { 0xE004010000000000LL, 24, "Philips; IC SL2 ICS20" }, - { 0xE005000000000000LL, 16, "Infineon" }, - { 0xE005400000000000LL, 24, "Infineon; 56x32bit" }, - { 0xE006000000000000LL, 16, "Cylinc" }, - { 0xE007000000000000LL, 16, "Texas Instrument; " }, + { 0xE001000000000000LL, 16, "Motorola UK" }, + + // E0 02 xx + // 02 = ST Microelectronics + // XX = IC id (Chip ID Family) + { 0xE002000000000000LL, 16, "ST Microelectronics SA France" }, + { 0xE002050000000000LL, 24, "ST Microelectronics; LRI64 [IC id = 05]"}, + { 0xE002080000000000LL, 24, "ST Microelectronics; LRI2K [IC id = 08]"}, + { 0xE0020A0000000000LL, 24, "ST Microelectronics; LRIS2K [IC id = 10]"}, + { 0xE002440000000000LL, 24, "ST Microelectronics; LRIS64K [IC id = 68]"}, + + { 0xE003000000000000LL, 16, "Hitachi, Ltd Japan" }, + + // E0 04 xx + // 04 = Manufacturer code (Philips/NXP) + // XX = IC id (Chip ID Family) + //I-Code SLI SL2 ICS20 [IC id = 01] + //I-Code SLI-S [IC id = 02] + //I-Code SLI-L [IC id = 03] + //I-Code SLIX [IC id = 01 + bit36 set to 1 (starting from bit0 - different from normal SLI)] + //I-Code SLIX-S [IC id = 02 + bit36 set to 1] + //I-Code SLIX-L [IC id = 03 + bit36 set to 1] + { 0xE004000000000000LL, 16, "NXP Semiconductors Germany (Philips)" }, + { 0xE004010000000000LL, 24, "NXP(Philips); IC SL2 ICS20/ICS21(SLI) ICS2002/ICS2102(SLIX)" }, + { 0xE004020000000000LL, 24, "NXP(Philips); IC SL2 ICS53/ICS54(SLI-S) ICS5302/ICS5402(SLIX-S)" }, + { 0xE004030000000000LL, 24, "NXP(Philips); IC SL2 ICS50/ICS51(SLI-L) ICS5002/ICS5102(SLIX-L)" }, + + // E0 05 XX .. .. .. + // 05 = Manufacturer code (Infineon) + // XX = IC id (Chip ID Family) + { 0xE005000000000000LL, 16, "Infineon Technologies AG Germany" }, + { 0xE005A10000000000LL, 24, "Infineon; SRF55V01P [IC id = 161] plain mode 1kBit"}, + { 0xE005A80000000000LL, 24, "Infineon; SRF55V01P [IC id = 168] pilot series 1kBit"}, + { 0xE005400000000000LL, 24, "Infineon; SRF55V02P [IC id = 64] plain mode 2kBit"}, + { 0xE005000000000000LL, 24, "Infineon; SRF55V10P [IC id = 00] plain mode 10KBit"}, + { 0xE005500000000000LL, 24, "Infineon; SRF55V02S [IC id = 80] secure mode 2kBit"}, + { 0xE005100000000000LL, 24, "Infineon; SRF55V10S [IC id = 16] secure mode 10KBit"}, + { 0xE0051E0000000000LL, 23, "Infineon; SLE66r01P [IC id = 3x = My-d Move or My-d move NFC]"}, + { 0xE005200000000000LL, 21, "Infineon; SLE66r01P [IC id = 3x = My-d Move or My-d move NFC]"}, + + { 0xE006000000000000LL, 16, "Cylink USA" }, + + + // E0 07 xx + // 07 = Texas Instruments + // XX = from bit 41 to bit 43 = product configuration - from bit 44 to bit 47 IC id (Chip ID Family) + //Tag IT RFIDType-I Plus, 2kBit, TI Inlay + //Tag-it HF-I Plus Inlay [IC id = 00] -> b'0000 000 2kBit + //Tag-it HF-I Plus Chip [IC id = 64] -> b'1000 000 2kBit + //Tag-it HF-I Standard Chip / Inlays [IC id = 96] -> b'1100 000 256Bit + //Tag-it HF-I Pro Chip / Inlays [IC id = 98] -> b'1100 010 256Bit, Password protection + { 0xE007000000000000LL, 16, "Texas Instrument France" }, { 0xE007000000000000LL, 20, "Texas Instrument; Tag-it HF-I Plus Inlay; 64x32bit" }, { 0xE007100000000000LL, 20, "Texas Instrument; Tag-it HF-I Plus Chip; 64x32bit" }, { 0xE007800000000000LL, 23, "Texas Instrument; Tag-it HF-I Plus (RF-HDT-DVBB tag or Third Party Products)" }, { 0xE007C00000000000LL, 23, "Texas Instrument; Tag-it HF-I Standard; 8x32bit" }, { 0xE007C40000000000LL, 23, "Texas Instrument; Tag-it HF-I Pro; 8x23bit; password" }, - { 0xE008000000000000LL, 16, "Fujitsu" }, - { 0xE009000000000000LL, 16, "Matsushita" }, - { 0xE00A000000000000LL, 16, "NEC" }, - { 0xE00B000000000000LL, 16, "Oki Electric" }, - { 0xE00C000000000000LL, 16, "Toshiba" }, - { 0xE00D000000000000LL, 16, "Mitsubishi" }, - { 0xE00E000000000000LL, 16, "Samsung" }, - { 0xE00F000000000000LL, 16, "Hyundai" }, - { 0xE010000000000000LL, 16, "LG-Semiconductors" }, + + { 0xE008000000000000LL, 16, "Fujitsu Limited Japan" }, + { 0xE009000000000000LL, 16, "Matsushita Electronics Corporation, Semiconductor Company Japan" }, + { 0xE00A000000000000LL, 16, "NEC Japan" }, + { 0xE00B000000000000LL, 16, "Oki Electric Industry Co. Ltd Japan" }, + { 0xE00C000000000000LL, 16, "Toshiba Corp. Japan" }, + { 0xE00D000000000000LL, 16, "Mitsubishi Electric Corp. Japan" }, + { 0xE00E000000000000LL, 16, "Samsung Electronics Co. Ltd Korea" }, + { 0xE00F000000000000LL, 16, "Hynix / Hyundai, Korea" }, + { 0xE010000000000000LL, 16, "LG-Semiconductors Co. Ltd Korea" }, + { 0xE011000000000000LL, 16, "Emosyn-EM Microelectronics USA" }, + { 0xE012000000000000LL, 16, "HID Corporation" }, - { 0xE016000000000000LL, 16, "EM-Marin SA (Skidata)" }, - { 0xE016040000000000LL, 24, "EM-Marin SA (Skidata Keycard-eco); EM4034? no 'read', just 'readmulti'" }, - { 0xE0160c0000000000LL, 24, "EM-Marin SA; EM4035?" }, - { 0xE016100000000000LL, 24, "EM-Marin SA (Skidata); EM4135; 36x64bit start page 13" }, - { 0xE016940000000000LL, 24, "EM-Marin SA (Skidata); 51x64bit" }, + { 0xE012000000000000LL, 16, "INSIDE Technology France" }, + { 0xE013000000000000LL, 16, "ORGA Kartensysteme GmbH Germany" }, + { 0xE014000000000000LL, 16, "SHARP Corporation Japan" }, + { 0xE015000000000000LL, 16, "ATMEL France" }, + + { 0xE016000000000000LL, 16, "EM Microelectronic-Marin SA Switzerland (Skidata)"}, + { 0xE016040000000000LL, 24, "EM-Marin SA (Skidata Keycard-eco); EM4034 [IC id = 01] (Read/Write - no AFI)"}, + { 0xE0160C0000000000LL, 24, "EM-Marin SA (Skidata); EM4035 [IC id = 03] (Read/Write - replaced by 4233)"}, + { 0xE016100000000000LL, 24, "EM-Marin SA (Skidata); EM4135 [IC id = 04] (Read/Write - replaced by 4233) 36x64bit start page 13"}, + { 0xE016140000000000LL, 24, "EM-Marin SA (Skidata); EM4036 [IC id = 05] 28pF"}, + { 0xE016180000000000LL, 24, "EM-Marin SA (Skidata); EM4006 [IC id = 06] (Read Only)"}, + { 0xE0161C0000000000LL, 24, "EM-Marin SA (Skidata); EM4133 [IC id = 07] 23,5pF (Read/Write)"}, + { 0xE016200000000000LL, 24, "EM-Marin SA (Skidata); EM4033 [IC id = 08] 23,5pF (Read Only - no AFI / no DSFID / no security blocks)"}, + { 0xE016240000000000LL, 24, "EM-Marin SA (Skidata); EM4233 [IC id = 09] 23,5pF CustomerID-102"}, + { 0xE016280000000000LL, 24, "EM-Marin SA (Skidata); EM4233 SLIC [IC id = 10] 23,5pF (1Kb flash memory - not provide High Security mode and QuietStorage feature)" }, + { 0xE0163C0000000000LL, 24, "EM-Marin SA (Skidata); EM4237 [IC id = 15] 23,5pF"}, + { 0xE0167C0000000000LL, 24, "EM-Marin SA (Skidata); EM4233 [IC id = 31] 95pF"}, + { 0xE016940000000000LL, 24, "EM-Marin SA (Skidata); EM4036 [IC id = 37] 95pF 51x64bit "}, + { 0xE0169c0000000000LL, 24, "EM-Marin SA (Skidata); EM4133 [IC id = 39] 95pF (Read/Write)" }, + { 0xE016A80000000000LL, 24, "EM-Marin SA (Skidata); EM4233 SLIC [IC id = 42] 97pF" }, + { 0xE016BC0000000000LL, 24, "EM-Marin SA (Skidata); EM4237 [IC id = 47] 97pF" }, + + { 0xE017000000000000LL, 16, "KSW Microtec GmbH Germany" }, + { 0xE018000000000000LL, 16, "ZMD AG Germany" }, + { 0xE019000000000000LL, 16, "XICOR, Inc. USA" }, + { 0xE01A000000000000LL, 16, "Sony Corporation Japan Identifier Company Country" }, + { 0xE01B000000000000LL, 16, "Malaysia Microelectronic Solutions Sdn. Bhd Malaysia" }, + { 0xE01C000000000000LL, 16, "Emosyn USA" }, + { 0xE01D000000000000LL, 16, "Shanghai Fudan Microelectronics Co. Ltd. P.R. China" }, + { 0xE01E000000000000LL, 16, "Magellan Technology Pty Limited Australia" }, + { 0xE01F000000000000LL, 16, "Melexis NV BO Switzerland" }, + { 0xE020000000000000LL, 16, "Renesas Technology Corp. Japan" }, + { 0xE021000000000000LL, 16, "TAGSYS France" }, + { 0xE022000000000000LL, 16, "Transcore USA" }, + { 0xE023000000000000LL, 16, "Shanghai belling corp., ltd. China" }, + { 0xE024000000000000LL, 16, "Masktech Germany Gmbh Germany" }, + { 0xE025000000000000LL, 16, "Innovision Research and Technology Plc UK" }, + { 0xE026000000000000LL, 16, "Hitachi ULSI Systems Co., Ltd. Japan" }, + { 0xE027000000000000LL, 16, "Cypak AB Sweden" }, + { 0xE028000000000000LL, 16, "Ricoh Japan" }, + { 0xE029000000000000LL, 16, "ASK France" }, + { 0xE02A000000000000LL, 16, "Unicore Microsystems, LLC Russian Federation" }, + { 0xE02B000000000000LL, 16, "Dallas Semiconductor/Maxim USA" }, + { 0xE02C000000000000LL, 16, "Impinj, Inc. USA" }, + { 0xE02D000000000000LL, 16, "RightPlug Alliance USA" }, + { 0xE02E000000000000LL, 16, "Broadcom Corporation USA" }, + { 0xE02F000000000000LL, 16, "MStar Semiconductor, Inc Taiwan, ROC" }, + { 0xE030000000000000LL, 16, "BeeDar Technology Inc. USA" }, + { 0xE031000000000000LL, 16, "RFIDsec Denmark" }, + { 0xE032000000000000LL, 16, "Schweizer Electronic AG Germany" }, + { 0xE033000000000000LL, 16, "AMIC Technology Corp Taiwan" }, + { 0xE034000000000000LL, 16, "Mikron JSC Russia" }, + { 0xE035000000000000LL, 16, "Fraunhofer Institute for Photonic Microsystems Germany" }, + { 0xE036000000000000LL, 16, "IDS Microchip AG Switzerland" }, + { 0xE037000000000000LL, 16, "Kovio USA" }, + { 0xE038000000000000LL, 16, "HMT Microelectronic Ltd Switzerland Identifier Company Country" }, + { 0xE039000000000000LL, 16, "Silicon Craft Technology Thailand" }, + { 0xE03A000000000000LL, 16, "Advanced Film Device Inc. Japan" }, + { 0xE03B000000000000LL, 16, "Nitecrest Ltd UK" }, + { 0xE03C000000000000LL, 16, "Verayo Inc. USA" }, + { 0xE03D000000000000LL, 16, "HID Global USA" }, + { 0xE03E000000000000LL, 16, "Productivity Engineering Gmbh Germany" }, + { 0xE03F000000000000LL, 16, "Austriamicrosystems AG (reserved) Austria" }, + { 0xE040000000000000LL, 16, "Gemalto SA France" }, + { 0xE041000000000000LL, 16, "Renesas Electronics Corporation Japan" }, + { 0xE042000000000000LL, 16, "3Alogics Inc Korea" }, + { 0xE043000000000000LL, 16, "Top TroniQ Asia Limited Hong Kong" }, + { 0xE044000000000000LL, 16, "Gentag Inc (USA) USA" }, { 0,0,"no tag-info available" } // must be the last entry }; @@ -183,7 +293,7 @@ int CmdHF15Demod(const char *Cmd) // First, correlate for SOF for (i = 0; i < 100; i++) { int corr = 0; - for (j = 0; j < arraylen(FrameSOF); j += skip) { + for (j = 0; j < ARRAYLEN(FrameSOF); j += skip) { corr += FrameSOF[j] * GraphBuffer[i + (j / skip)]; } if (corr > max) { @@ -191,23 +301,22 @@ int CmdHF15Demod(const char *Cmd) maxPos = i; } } - PrintAndLog("SOF at %d, correlation %d", maxPos, - max / (arraylen(FrameSOF) / skip)); + PrintAndLog("SOF at %d, correlation %d", maxPos, max / (ARRAYLEN(FrameSOF) / skip)); - i = maxPos + arraylen(FrameSOF) / skip; + i = maxPos + ARRAYLEN(FrameSOF) / skip; int k = 0; uint8_t outBuf[20]; memset(outBuf, 0, sizeof(outBuf)); uint8_t mask = 0x01; for (;;) { int corr0 = 0, corr1 = 0, corrEOF = 0; - for (j = 0; j < arraylen(Logic0); j += skip) { + for (j = 0; j < ARRAYLEN(Logic0); j += skip) { corr0 += Logic0[j] * GraphBuffer[i + (j / skip)]; } - for (j = 0; j < arraylen(Logic1); j += skip) { + for (j = 0; j < ARRAYLEN(Logic1); j += skip) { corr1 += Logic1[j] * GraphBuffer[i + (j / skip)]; } - for (j = 0; j < arraylen(FrameEOF); j += skip) { + for (j = 0; j < ARRAYLEN(FrameEOF); j += skip) { corrEOF += FrameEOF[j] * GraphBuffer[i + (j / skip)]; } // Even things out by the length of the target waveform. @@ -218,17 +327,17 @@ int CmdHF15Demod(const char *Cmd) PrintAndLog("EOF at %d", i); break; } else if (corr1 > corr0) { - i += arraylen(Logic1) / skip; + i += ARRAYLEN(Logic1) / skip; outBuf[k] |= mask; } else { - i += arraylen(Logic0) / skip; + i += ARRAYLEN(Logic0) / skip; } mask <<= 1; if (mask == 0) { k++; mask = 0x01; } - if ((i + (int)arraylen(FrameEOF)) >= GraphTraceLen) { + if ((i + (int)ARRAYLEN(FrameEOF)) >= GraphTraceLen) { PrintAndLog("ran off end!"); break; } @@ -253,17 +362,6 @@ int CmdHF15Read(const char *Cmd) { UsbCommand c = {CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_15693}; SendCommand(&c); - - uint8_t data[TRACE_BUFF_SIZE] = {0x00}; - - GetFromBigBuf(data,TRACE_BUFF_SIZE,3560); //3560 -- should be offset.. - WaitForResponseTimeout(CMD_ACK,NULL, 1500); - - for (int j = 0; j < TRACE_BUFF_SIZE; j++) { - GraphBuffer[j] = ((int)data[j]) ; - } - GraphTraceLen = TRACE_BUFF_SIZE; - RepaintGraphWindow(); return 0; } @@ -272,18 +370,21 @@ int CmdHF15Record(const char *Cmd) { UsbCommand c = {CMD_RECORD_RAW_ADC_SAMPLES_ISO_15693}; SendCommand(&c); + return 0; +} - uint8_t data[TRACE_BUFF_SIZE] = {0x00}; - - GetFromBigBuf(data,TRACE_BUFF_SIZE,3560); //3560 -- should be offset.. - WaitForResponseTimeout(CMD_ACK,NULL, 1500); +int HF15Reader(const char *Cmd, bool verbose) +{ + uint8_t uid[8]; - for (int j = 0; j < TRACE_BUFF_SIZE; j++) { - GraphBuffer[j] = ((int)data[j]) ; + if (!getUID(uid)) { + if (verbose) PrintAndLog("No Tag found."); + return 0; } - GraphTraceLen = TRACE_BUFF_SIZE; - RepaintGraphWindow(); - return 0; + + PrintAndLog("Tag UID : %s",sprintUID(NULL,uid)); + PrintAndLog("Tag Info: %s",getTagInfo(uid)); + return 1; } int CmdHF15Reader(const char *Cmd) @@ -296,7 +397,28 @@ int CmdHF15Reader(const char *Cmd) // Simulation is still not working very good int CmdHF15Sim(const char *Cmd) { - UsbCommand c = {CMD_SIMTAG_ISO_15693, {strtol(Cmd, NULL, 0), 0, 0}}; + char cmdp = param_getchar(Cmd, 0); + uint8_t uid[8] = {0x00}; + + //E0 16 24 00 00 00 00 00 + if (cmdp == 'h' || cmdp == 'H') { + PrintAndLog("Usage: hf 15 sim "); + PrintAndLog(""); + PrintAndLog(" sample: hf 15 sim E016240000000000"); + return 0; + } + + if (param_gethex(Cmd, 0, uid, 16)) { + PrintAndLog("UID must include 16 HEX symbols"); + return 0; + } + + PrintAndLog("Starting simulating UID %02X %02X %02X %02X %02X %02X %02X %02X", + uid[0],uid[1],uid[2],uid[3],uid[4], uid[5], uid[6], uid[7]); + + UsbCommand c = {CMD_SIMTAG_ISO_15693, {0, 0, 0}}; + memcpy(c.d.asBytes,uid,8); + SendCommand(&c); return 0; } @@ -312,14 +434,14 @@ int CmdHF15Afi(const char *Cmd) // Reads all memory pages int CmdHF15DumpMem(const char*Cmd) { + + uint8_t uid[8] = {0,0,0,0,0,0,0,0}; + uint8_t *recv = NULL; UsbCommand resp; - uint8_t uid[8]; - uint8_t *recv=NULL; UsbCommand c = {CMD_ISO_15693_COMMAND, {0, 1, 1}}; // len,speed,recv? - uint8_t *req=c.d.asBytes; - int reqlen=0; - int blocknum=0; - char output[80]; + uint8_t *req = c.d.asBytes; + int reqlen = 0, blocknum = 0; + char output[80] = {0}; if (!getUID(uid)) { PrintAndLog("No Tag found."); @@ -345,22 +467,22 @@ int CmdHF15DumpMem(const char*Cmd) { recv = resp.d.asBytes; if (ISO15_CRC_CHECK==Crc(recv,resp.arg[0])) { if (!(recv[0] & ISO15_RES_ERROR)) { - retry=0; - *output=0; // reset outputstring + retry = 0; + *output = 0; // reset outputstring sprintf(output, "Block %02x ",blocknum); for ( int i=1; i31 && recv[i]<127)?recv[i]:'.'); + for ( int i = 1; i < resp.arg[0]-2; i++) { // data in cleaned ascii + sprintf(output+strlen(output),"%c",(recv[i] > 31 && recv[i] < 127) ? recv[i] : '.'); } PrintAndLog("%s",output); blocknum++; // PrintAndLog("bn=%i",blocknum); } else { PrintAndLog("Tag returned Error %i: %s",recv[1],TagErrorStr(recv[1])); - return 0; + return 1; } } // else PrintAndLog("crc"); } // else PrintAndLog("r null"); @@ -372,7 +494,7 @@ int CmdHF15DumpMem(const char*Cmd) { // PrintAndLog("CRC Failed"); // else // PrintAndLog("Tag returned Error %i: %s",recv[1],TagErrorStr(recv[1])); - return 0; + return 1; } @@ -389,7 +511,7 @@ static command_t CommandTable15[] = {"cmd", CmdHF15Cmd, 0, "Send direct commands to ISO15693 tag"}, {"findafi", CmdHF15Afi, 0, "Brute force AFI of an ISO15693 tag"}, {"dumpmemory", CmdHF15DumpMem, 0, "Read all memory pages of an ISO15693 tag"}, - {NULL, NULL, 0, NULL} + {NULL, NULL, 0, NULL} }; int CmdHF15(const char *Cmd) @@ -559,8 +681,9 @@ int CmdHF15CmdRaw (const char *cmd) { */ int prepareHF15Cmd(char **cmd, UsbCommand *c, uint8_t iso15cmd[], int iso15cmdlen) { int temp; - uint8_t *req=c->d.asBytes, uid[8]; - uint32_t reqlen=0; + uint8_t *req = c->d.asBytes; + uint8_t uid[8] = {0x00}; + uint32_t reqlen = 0; // strip while (**cmd==' ' || **cmd=='\t') (*cmd)++; @@ -653,10 +776,10 @@ int CmdHF15CmdSysinfo(const char *Cmd) { UsbCommand resp; uint8_t *recv; UsbCommand c = {CMD_ISO_15693_COMMAND, {0, 1, 1}}; // len,speed,recv? - uint8_t *req=c.d.asBytes; - int reqlen=0; + uint8_t *req = c.d.asBytes; + int reqlen = 0; char cmdbuf[100]; - char *cmd=cmdbuf; + char *cmd = cmdbuf; char output[2048]=""; int i; @@ -678,7 +801,7 @@ int CmdHF15CmdSysinfo(const char *Cmd) { } prepareHF15Cmd(&cmd, &c,(uint8_t[]){ISO15_CMD_SYSINFO},1); - reqlen=c.arg[0]; + reqlen = c.arg[0]; reqlen=AddCrc(req,reqlen); c.arg[0]=reqlen;