X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/7fe9b0b742d7dae9c5af1d292d11840b5c3cbfae..131c44883c8ecc92910c09cff450b43b8c6b986c:/client/cmdhf15.c?ds=sidebyside diff --git a/client/cmdhf15.c b/client/cmdhf15.c index ca3c6d93..5a7973f6 100644 --- a/client/cmdhf15.c +++ b/client/cmdhf15.c @@ -1,196 +1,986 @@ +//----------------------------------------------------------------------------- +// Copyright (C) 2010 iZsh +// Modified 2010-2012 by +// Modified 2012 by +// +// 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 ISO15693 commands +//----------------------------------------------------------------------------- +// There are three basic operation modes, depending on which device (proxmark/pc) +// the signal processing, (de)modulation, transmission protocol and logic is done. +// Mode 1: +// All steps are done on the proxmark, the output of the commands is returned via +// USB-debug-print commands. +// Mode 2: +// The protocol is done on the PC, passing only Iso15693 data frames via USB. This +// allows direct communication with a tag on command level +// Mode 3: +// The proxmark just samples the antenna and passes this "analog" data via USB to +// the client. Signal Processing & decoding is done on the pc. This is the slowest +// variant, but offers the possibility to analyze the waveforms directly. + +#include "cmdhf15.h" + #include #include #include #include -#include "proxusb.h" -#include "data.h" + +#include "comms.h" #include "graph.h" #include "ui.h" +#include "util.h" #include "cmdparser.h" -#include "cmdhf15.h" +#include "iso15693tools.h" +#include "protocols.h" +#include "cmdmain.h" +#include "taginfo.h" + +#define Crc(data,datalen) Iso15693Crc(data,datalen) +#define AddCrc(data,datalen) Iso15693AddCrc(data,datalen) +#define sprintUID(target,uid) Iso15693sprintUID(target,uid) + +// SOF defined as +// 1) Unmodulated time of 56.64us +// 2) 24 pulses of 423.75khz +// 3) logic '1' (unmodulated for 18.88us followed by 8 pulses of 423.75khz) -static int CmdHelp(const char *Cmd); +static const int Iso15693FrameSOF[] = { + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + -1, -1, -1, -1, + -1, -1, -1, -1, + 1, 1, 1, 1, + 1, 1, 1, 1 +}; +static const int Iso15693Logic0[] = { + 1, 1, 1, 1, + 1, 1, 1, 1, + -1, -1, -1, -1, + -1, -1, -1, -1 +}; +static const int Iso15693Logic1[] = { + -1, -1, -1, -1, + -1, -1, -1, -1, + 1, 1, 1, 1, + 1, 1, 1, 1 +}; + +// EOF defined as +// 1) logic '0' (8 pulses of 423.75khz followed by unmodulated for 18.88us) +// 2) 24 pulses of 423.75khz +// 3) Unmodulated time of 56.64us + +static const int Iso15693FrameEOF[] = { + 1, 1, 1, 1, + 1, 1, 1, 1, + -1, -1, -1, -1, + -1, -1, -1, -1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 +}; -static uint16_t Iso15693Crc(uint8_t *v, int n) + +// fast method to just read the UID of a tag (collission detection not supported) +// *buf should be large enough to fit the 64bit uid +// returns 1 if suceeded +int getUID(uint8_t *buf) { - uint32_t reg; - int i, j; + 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; + + for (int retry=0;retry<3; retry++) { // don't give up the at the first try + + req[0] = ISO15693_REQ_DATARATE_HIGH | ISO15693_REQ_INVENTORY | ISO15693_REQINV_SLOT1; + req[1] = ISO15693_INVENTORY; + req[2] = 0; // mask length + reqlen = AddCrc(req,3); + c.arg[0] = reqlen; + + SendCommand(&c); + + if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) { + recv = resp.d.asBytes; + if (resp.arg[0]>=12 && ISO15693_CRC_CHECK==Crc(recv,12)) { + memcpy(buf,&recv[2],8); + return 1; + } + } + } // retry + return 0; +} - reg = 0xffff; - for (i = 0; i < n; i++) { - reg = reg ^ ((uint32_t)v[i]); - for (j = 0; j < 8; j++) { - if (reg & 0x0001) { - reg = (reg >> 1) ^ 0x8408; - } else { - reg = (reg >> 1); - } - } - } - return (uint16_t)~reg; +// return a clear-text message to an errorcode +static char* TagErrorStr(uint8_t error) { + switch (error) { + case 0x01: return "The command is not supported"; + case 0x02: return "The command is not recognised"; + case 0x03: return "The option is not supported."; + case 0x0f: return "Unknown error."; + case 0x10: return "The specified block is not available (doesn't exist)."; + case 0x11: return "The specified block is already -locked and thus cannot be locked again"; + case 0x12: return "The specified block is locked and its content cannot be changed."; + case 0x13: return "The specified block was not successfully programmed."; + case 0x14: return "The specified block was not successfully locked."; + default: return "Reserved for Future Use or Custom command error."; + } } + +// Mode 3 int CmdHF15Demod(const char *Cmd) { - // The sampling rate is 106.353 ksps/s, for T = 18.8 us - - // SOF defined as - // 1) Unmodulated time of 56.64us - // 2) 24 pulses of 423.75khz - // 3) logic '1' (unmodulated for 18.88us followed by 8 pulses of 423.75khz) - - static const int FrameSOF[] = { - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - -1, -1, -1, -1, - -1, -1, -1, -1, - 1, 1, 1, 1, - 1, 1, 1, 1 - }; - static const int Logic0[] = { - 1, 1, 1, 1, - 1, 1, 1, 1, - -1, -1, -1, -1, - -1, -1, -1, -1 - }; - static const int Logic1[] = { - -1, -1, -1, -1, - -1, -1, -1, -1, - 1, 1, 1, 1, - 1, 1, 1, 1 - }; - - // EOF defined as - // 1) logic '0' (8 pulses of 423.75khz followed by unmodulated for 18.88us) - // 2) 24 pulses of 423.75khz - // 3) Unmodulated time of 56.64us - - static const int FrameEOF[] = { - 1, 1, 1, 1, - 1, 1, 1, 1, - -1, -1, -1, -1, - -1, -1, -1, -1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 - }; - - int i, j; - int max = 0, maxPos; - - int skip = 4; - - if (GraphTraceLen < 1000) return 0; - - // First, correlate for SOF - for (i = 0; i < 100; i++) { - int corr = 0; - for (j = 0; j < arraylen(FrameSOF); j += skip) { - corr += FrameSOF[j] * GraphBuffer[i + (j / skip)]; - } - if (corr > max) { - max = corr; - maxPos = i; - } - } - PrintAndLog("SOF at %d, correlation %d", maxPos, - max / (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) { - corr0 += Logic0[j] * GraphBuffer[i + (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) { - corrEOF += FrameEOF[j] * GraphBuffer[i + (j / skip)]; - } - // Even things out by the length of the target waveform. - corr0 *= 4; - corr1 *= 4; - - if (corrEOF > corr1 && corrEOF > corr0) { - PrintAndLog("EOF at %d", i); - break; - } else if (corr1 > corr0) { - i += arraylen(Logic1) / skip; - outBuf[k] |= mask; - } else { - i += arraylen(Logic0) / skip; - } - mask <<= 1; - if (mask == 0) { - k++; - mask = 0x01; - } - if ((i + (int)arraylen(FrameEOF)) >= GraphTraceLen) { - PrintAndLog("ran off end!"); - break; - } - } - if (mask != 0x01) { - PrintAndLog("error, uneven octet! (discard extra bits!)"); - PrintAndLog(" mask=%02x", mask); - } - PrintAndLog("%d octets", k); - - for (i = 0; i < k; i++) { - PrintAndLog("# %2d: %02x ", i, outBuf[i]); - } - PrintAndLog("CRC=%04x", Iso15693Crc(outBuf, k - 2)); - return 0; + // The sampling rate is 106.353 ksps/s, for T = 18.8 us + + int i, j; + int max = 0, maxPos = 0; + + int skip = 2; + + if (GraphTraceLen < 2000) return 0; + + // First, correlate for SOF + for (i = 0; i < 200; i++) { + int corr = 0; + for (j = 0; j < arraylen(Iso15693FrameSOF); j += skip) { + corr += Iso15693FrameSOF[j] * GraphBuffer[i + (j / skip)]; + } + if (corr > max) { + max = corr; + maxPos = i; + } + } + PrintAndLog("SOF at %d, correlation %d", maxPos, + max / (arraylen(Iso15693FrameSOF) / skip)); + + i = maxPos + arraylen(Iso15693FrameSOF) / skip; + int k = 0; + uint8_t outBuf[20]; + memset(outBuf, 0, sizeof(outBuf)); + uint8_t mask = 0x01; + for (;;) { + int corr0 = 0, corr00 = 0, corr01 = 0, corr1 = 0, corrEOF = 0; + for(j = 0; j < arraylen(Iso15693Logic0); j += skip) { + corr0 += Iso15693Logic0[j]*GraphBuffer[i+(j/skip)]; + } + corr01 = corr00 = corr0; + for(j = 0; j < arraylen(Iso15693Logic0); j += skip) { + corr00 += Iso15693Logic0[j]*GraphBuffer[i+arraylen(Iso15693Logic0)/skip+(j/skip)]; + corr01 += Iso15693Logic1[j]*GraphBuffer[i+arraylen(Iso15693Logic0)/skip+(j/skip)]; + } + for(j = 0; j < arraylen(Iso15693Logic1); j += skip) { + corr1 += Iso15693Logic1[j]*GraphBuffer[i+(j/skip)]; + } + for(j = 0; j < arraylen(Iso15693FrameEOF); j += skip) { + corrEOF += Iso15693FrameEOF[j]*GraphBuffer[i+(j/skip)]; + } + // Even things out by the length of the target waveform. + corr00 *= 2; + corr01 *= 2; + corr0 *= 4; + corr1 *= 4; + + if(corrEOF > corr1 && corrEOF > corr00 && corrEOF > corr01) { + PrintAndLog("EOF at %d", i); + break; + } else if (corr1 > corr0) { + i += arraylen(Iso15693Logic1) / skip; + outBuf[k] |= mask; + } else { + i += arraylen(Iso15693Logic0) / skip; + } + mask <<= 1; + if (mask == 0) { + k++; + mask = 0x01; + } + if ((i + (int)arraylen(Iso15693FrameEOF)) >= GraphTraceLen) { + PrintAndLog("ran off end!"); + break; + } + } + if (mask != 0x01) { + PrintAndLog("error, uneven octet! (discard extra bits!)"); + PrintAndLog(" mask=%02x", mask); + } + PrintAndLog("%d octets", k); + + for (i = 0; i < k; i++) { + PrintAndLog("# %2d: %02x ", i, outBuf[i]); + } + PrintAndLog("CRC=%04x", Iso15693Crc(outBuf, k - 2)); + return 0; } + + +// * Acquire Samples as Reader (enables carrier, sends inquiry) int CmdHF15Read(const char *Cmd) { - UsbCommand c = {CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_15693}; - SendCommand(&c); - return 0; + UsbCommand c = {CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_15693}; + SendCommand(&c); + return 0; +} + +// Record Activity without enabling carrier +int CmdHF15Snoop(const char *Cmd) +{ + UsbCommand c = {CMD_SNOOP_ISO_15693}; + SendCommand(&c); + return 0; +} + +int HF15Reader(const char *Cmd, bool verbose) +{ + uint8_t uid[8]; + + if (!getUID(uid)) { + if (verbose) PrintAndLog("No Tag found."); + return 0; + } + + PrintAndLog("UID: %s", sprintUID(NULL,uid)); + PrintAndLog("Manufacturer byte: %02X, %s", uid[6], getManufacturerName(uid[6])); + PrintAndLog("Chip ID: %02X, %s", uid[5], getChipInfo(uid[6], uid[5])); + return 1; } int CmdHF15Reader(const char *Cmd) { - UsbCommand c = {CMD_READER_ISO_15693, {strtol(Cmd, NULL, 0), 0, 0}}; - SendCommand(&c); - return 0; + UsbCommand c = {CMD_READER_ISO_15693, {strtol(Cmd, NULL, 0), 0, 0}}; + SendCommand(&c); + return 0; } +// Simulation is still not working very good int CmdHF15Sim(const char *Cmd) { - UsbCommand c = {CMD_SIMTAG_ISO_15693, {strtol(Cmd, NULL, 0), 0, 0}}; - SendCommand(&c); - return 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]); + PrintAndLog("Press the button to stop simulation"); + + UsbCommand c = {CMD_SIMTAG_ISO_15693, {0, 0, 0}}; + memcpy(c.d.asBytes,uid,8); + + SendCommand(&c); + return 0; +} + +// finds the AFI (Application Family Idendifier) of a card, by trying all values +// (There is no standard way of reading the AFI, allthough some tags support this) +int CmdHF15Afi(const char *Cmd) +{ + UsbCommand c = {CMD_ISO_15693_FIND_AFI, {strtol(Cmd, NULL, 0), 0, 0}}; + SendCommand(&c); + return 0; +} + +// Reads all memory pages +int CmdHF15DumpMem(const char*Cmd) { + 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]; + + if (!getUID(uid)) { + PrintAndLog("No Tag found."); + return 0; + } + + PrintAndLog("Reading memory from tag"); + PrintAndLog("UID: %s", sprintUID(NULL,uid)); + PrintAndLog("Manufacturer byte: %02X, %s", uid[6], getManufacturerName(uid[6])); + PrintAndLog("Chip ID: %02X, %s", uid[5], getChipInfo(uid[6], uid[5])); + + for (int retry=0; retry<5; retry++) { + + req[0]= ISO15693_REQ_DATARATE_HIGH | ISO15693_REQ_ADDRESS; + req[1] = ISO15693_READBLOCK; + memcpy(&req[2],uid,8); + req[10] = blocknum; + reqlen = AddCrc(req,11); + c.arg[0] = reqlen; + + SendCommand(&c); + + if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) { + recv = resp.d.asBytes; + if (ISO15693_CRC_CHECK==Crc(recv,resp.arg[0])) { + if (!(recv[0] & ISO15693_RES_ERROR)) { + retry=0; + *output=0; // reset outputstring + sprintf(output, "Block %02x ",blocknum); + for ( int i=1; i31 && 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 1; + } + } // else PrintAndLog("crc"); + } // else PrintAndLog("r null"); + } // retry + // TODO: need fix +// if (resp.arg[0]<3) +// PrintAndLog("Lost Connection"); +// else if (ISO15693_CRC_CHECK!=Crc(resp.d.asBytes,resp.arg[0])) +// PrintAndLog("CRC Failed"); +// else +// PrintAndLog("Tag returned Error %i: %s",recv[1],TagErrorStr(recv[1])); + return 1; } -static command_t CommandTable[] = + +// "HF 15" interface + +static command_t CommandTable15[] = { - {"help", CmdHelp, 1, "This help"}, - {"demod", CmdHF15Demod, 1, "Demodulate ISO15693 from tag"}, - {"read", CmdHF15Read, 0, "Read HF tag (ISO 15693)"}, - {"reader", CmdHF15Reader, 0, "Act like an ISO15693 reader"}, - {"sim", CmdHF15Sim, 0, "Fake an ISO15693 tag"}, - {NULL, NULL, 0, NULL} + {"help", CmdHF15Help, 1, "This help"}, + {"demod", CmdHF15Demod, 1, "Demodulate ISO15693 from tag"}, + {"read", CmdHF15Read, 0, "Read HF tag (ISO 15693)"}, + {"snoop", CmdHF15Snoop, 0, "Eavesdrop ISO 15693 communications"}, + {"reader", CmdHF15Reader, 0, "Act like an ISO15693 reader"}, + {"sim", CmdHF15Sim, 0, "Fake an ISO15693 tag"}, + {"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} }; int CmdHF15(const char *Cmd) { - CmdsParse(CommandTable, Cmd); - return 0; + CmdsParse(CommandTable15, Cmd); + return 0; +} + +int CmdHF15Help(const char *Cmd) +{ + CmdsHelp(CommandTable15); + return 0; +} + + +// "HF 15 Cmd" Interface +// Allows direct communication with the tag on command level + +int CmdHF15CmdInquiry(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; + + req[0] = ISO15693_REQ_DATARATE_HIGH | ISO15693_REQ_INVENTORY | ISO15693_REQINV_SLOT1; + req[1] = ISO15693_INVENTORY; + req[2] = 0; // mask length + reqlen=AddCrc(req,3); + c.arg[0] = reqlen; + + SendCommand(&c); + + if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) { + if (resp.arg[0]>=12) { + recv = resp.d.asBytes; + PrintAndLog("UID: %s", sprintUID(NULL,recv+2)); + PrintAndLog("Manufacturer byte: %02X, %s", recv[8], getManufacturerName(recv[8])); + PrintAndLog("Chip ID: %02X, %s", recv[7], getChipInfo(recv[8], recv[7])); + } else { + PrintAndLog("Response to short, just %i bytes. No tag?\n",resp.arg[0]); + } + } else { + PrintAndLog("timeout."); + } + return 0; } -int CmdHelp(const char *Cmd) + +// Turns debugging on(1)/off(0) +int CmdHF15CmdDebug( const char *cmd) { + int debug = atoi(cmd); + if (strlen(cmd) < 1) { + PrintAndLog("Usage: hf 15 debug <0|1>"); + PrintAndLog(" 0 no debugging"); + PrintAndLog(" 1 turn debugging on"); + return 0; + } + + UsbCommand c = {CMD_ISO_15693_DEBUG, {debug, 0, 0}}; + SendCommand(&c); + return 0; +} + + +int CmdHF15CmdRaw (const char *cmd) { + UsbCommand resp; + uint8_t *recv; + UsbCommand c = {CMD_ISO_15693_COMMAND, {0, 1, 1}}; // len,speed,recv? + int reply=1; + int fast=1; + int crc=0; + char buf[5]=""; + int i=0; + uint8_t data[100]; + unsigned int datalen=0, temp; + char *hexout; + + + if (strlen(cmd)<3) { + PrintAndLog("Usage: hf 15 cmd raw [-r] [-2] [-c] <0A 0B 0C ... hex>"); + PrintAndLog(" -r do not read response"); + PrintAndLog(" -2 use slower '1 out of 256' mode"); + PrintAndLog(" -c calculate and append CRC"); + PrintAndLog(" Tip: turn on debugging for verbose output"); + 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': + case 'R': + reply=0; + break; + case '2': + fast=0; + break; + case 'c': + case 'C': + crc=1; + 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=AddCrc(data,datalen); + + c.arg[0]=datalen; + c.arg[1]=fast; + c.arg[2]=reply; + memcpy(c.d.asBytes,data,datalen); + + SendCommand(&c); + + if (reply) { + if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) { + recv = resp.d.asBytes; + PrintAndLog("received %i octets",resp.arg[0]); + hexout = (char *)malloc(resp.arg[0] * 3 + 1); + if (hexout != NULL) { + for (int i = 0; i < resp.arg[0]; i++) { // data in hex + sprintf(&hexout[i * 3], "%02X ", recv[i]); + } + PrintAndLog("%s", hexout); + free(hexout); + } + } else { + PrintAndLog("timeout while waiting for reply."); + } + + } // if reply + return 0; +} + + +/** + * parses common HF 15 CMD parameters and prepares some data structures + * Parameters: + * **cmd command line + */ +int prepareHF15Cmd(char **cmd, UsbCommand *c, uint8_t iso15cmd[], int iso15cmdlen) { + int temp; + uint8_t *req=c->d.asBytes; + uint8_t uid[8] = {0x00}; + uint32_t reqlen=0; + + // strip + while (**cmd==' ' || **cmd=='\t') (*cmd)++; + + if (strstr(*cmd,"-2")==*cmd) { + c->arg[1]=0; // use 1of256 + (*cmd)+=2; + } + + // strip + while (**cmd==' ' || **cmd=='\t') (*cmd)++; + + if (strstr(*cmd,"-o")==*cmd) { + req[reqlen]=ISO15693_REQ_OPTION; + (*cmd)+=2; + } + + // strip + while (**cmd==' ' || **cmd=='\t') (*cmd)++; + + switch (**cmd) { + case 0: + PrintAndLog("missing addr"); + return 0; + break; + case 's': + case 'S': + // you must have selected the tag earlier + req[reqlen++] |= ISO15693_REQ_DATARATE_HIGH | ISO15693_REQ_SELECT; + memcpy(&req[reqlen],&iso15cmd[0],iso15cmdlen); + reqlen += iso15cmdlen; + break; + case 'u': + case 'U': + // unaddressed mode may not be supported by all vendors + req[reqlen++] |= ISO15693_REQ_DATARATE_HIGH; + memcpy(&req[reqlen],&iso15cmd[0],iso15cmdlen); + reqlen += iso15cmdlen; + break; + case '*': + // we scan for the UID ourself + req[reqlen++] |= ISO15693_REQ_DATARATE_HIGH | ISO15693_REQ_ADDRESS; + memcpy(&req[reqlen],&iso15cmd[0],iso15cmdlen); + reqlen+=iso15cmdlen; + if (!getUID(uid)) { + PrintAndLog("No Tag found"); + return 0; + } + memcpy(req+reqlen,uid,8); + PrintAndLog("Detected UID %s",sprintUID(NULL,uid)); + reqlen+=8; + break; + default: + req[reqlen++] |= ISO15693_REQ_DATARATE_HIGH | ISO15693_REQ_ADDRESS; + memcpy(&req[reqlen],&iso15cmd[0],iso15cmdlen); + reqlen+=iso15cmdlen; + +/* sscanf(cmd,"%hX%hX%hX%hX%hX%hX%hX%hX", + (short unsigned int *)&uid[7],(short unsigned int *)&uid[6], + (short unsigned int *)&uid[5],(short unsigned int *)&uid[4], + (short unsigned int *)&uid[3],(short unsigned int *)&uid[2], + (short unsigned int *)&uid[1],(short unsigned int *)&uid[0]); */ + for (int i=0;i<8 && (*cmd)[i*2] && (*cmd)[i*2+1];i++) { // parse UID + sscanf((char[]){(*cmd)[i*2],(*cmd)[i*2+1],0},"%X",&temp); + uid[7-i]=temp&0xff; + } + + PrintAndLog("Using UID %s",sprintUID(NULL,uid)); + memcpy(&req[reqlen],&uid[0],8); + reqlen+=8; + } + // skip to next space + while (**cmd!=' ' && **cmd!='\t') (*cmd)++; + // skip over the space + while (**cmd==' ' || **cmd=='\t') (*cmd)++; + + c->arg[0]=reqlen; + return 1; +} + +/** + * Commandline handling: HF15 CMD SYSINFO + * get system information from tag/VICC + */ +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; + char cmdbuf[100]; + char *cmd=cmdbuf; + char output[2048]=""; + int i; + + strncpy(cmd,Cmd,99); + + // usage: + if (strlen(cmd)<1) { + PrintAndLog("Usage: hf 15 cmd sysinfo [options] "); + PrintAndLog(" options:"); + PrintAndLog(" -2 use slower '1 out of 256' mode"); + PrintAndLog(" uid (either): "); + PrintAndLog(" <8B hex> full UID eg E011223344556677"); + PrintAndLog(" s selected tag"); + PrintAndLog(" u unaddressed mode"); + PrintAndLog(" * scan for tag"); + PrintAndLog(" start#: page number to start 0-255"); + PrintAndLog(" count#: number of pages"); + return 0; + } + + prepareHF15Cmd(&cmd, &c,(uint8_t[]){ISO15693_GET_SYSTEM_INFO},1); + reqlen=c.arg[0]; + + reqlen=AddCrc(req,reqlen); + c.arg[0]=reqlen; + + SendCommand(&c); + + if (WaitForResponseTimeout(CMD_ACK,&resp,1000) && resp.arg[0]>2) { + recv = resp.d.asBytes; + if (ISO15693_CRC_CHECK==Crc(recv,resp.arg[0])) { + if (!(recv[0] & ISO15693_RES_ERROR)) { + *output=0; // reset outputstring + PrintAndLog("UID: %s", sprintUID(NULL,recv+2)); + PrintAndLog("Manufacturer byte: %02X, %s", recv[8], getManufacturerName(recv[8])); + PrintAndLog("Chip ID: %02X, %s", recv[7], getChipInfo(recv[8], recv[7])); + i=10; + if (recv[1] & 0x01) + sprintf(output+strlen(output),"DSFID supported, set to %02X\n\r",recv[i++]); + else + strcat(output,"DSFID not supported\n\r"); + if (recv[1] & 0x02) + sprintf(output+strlen(output),"AFI supported, set to %03X\n\r",recv[i++]); + else + strcat(output,"AFI not supported\n\r"); + if (recv[1] & 0x04) { + strcat(output,"Tag provides info on memory layout (vendor dependent)\n\r"); + sprintf(output+strlen(output)," %i (or %i) bytes/page x %i pages \n\r", + (recv[i+1]&0x1F)+1, (recv[i+1]&0x1F), recv[i]+1); + i+=2; + } else + strcat(output,"Tag does not provide information on memory layout\n\r"); + if (recv[1] & 0x08) sprintf(output+strlen(output),"IC reference given: %02X\n\r",recv[i++]); + else strcat(output,"IC reference not given\n\r"); + + + PrintAndLog("%s",output); + } else { + PrintAndLog("Tag returned Error %i: %s",recv[0],TagErrorStr(recv[0])); + } + } else { + PrintAndLog("CRC failed"); + } + } else { + PrintAndLog("timeout: no answer"); + } + + return 0; +} + +/** + * Commandline handling: HF15 CMD READMULTI + * Read multiple blocks at once (not all tags support this) + */ +int CmdHF15CmdReadmulti(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, pagenum,pagecount; + char cmdbuf[100]; + char *cmd=cmdbuf; + char output[2048]=""; + + strncpy(cmd,Cmd,99); + + // usage: + if (strlen(cmd)<3) { + PrintAndLog("Usage: hf 15 cmd readmulti [options] "); + PrintAndLog(" options:"); + PrintAndLog(" -2 use slower '1 out of 256' mode"); + PrintAndLog(" uid (either): "); + PrintAndLog(" <8B hex> full UID eg E011223344556677"); + PrintAndLog(" s selected tag"); + PrintAndLog(" u unaddressed mode"); + PrintAndLog(" * scan for tag"); + PrintAndLog(" start#: page number to start 0-255"); + PrintAndLog(" count#: number of pages"); + return 0; + } + + prepareHF15Cmd(&cmd, &c,(uint8_t[]){ISO15693_READ_MULTI_BLOCK},1); + reqlen=c.arg[0]; + + pagenum=strtol(cmd,NULL,0); + + // skip to next space + while (*cmd!=' ' && *cmd!='\t') cmd++; + // skip over the space + while (*cmd==' ' || *cmd=='\t') cmd++; + + pagecount=strtol(cmd,NULL,0); + if (pagecount>0) pagecount--; // 0 means 1 page, 1 means 2 pages, ... + + req[reqlen++]=(uint8_t)pagenum; + req[reqlen++]=(uint8_t)pagecount; + + reqlen=AddCrc(req,reqlen); + + c.arg[0]=reqlen; + + SendCommand(&c); + + if (WaitForResponseTimeout(CMD_ACK,&resp,1000) && resp.arg[0]>2) { + recv = resp.d.asBytes; + if (ISO15693_CRC_CHECK==Crc(recv,resp.arg[0])) { + if (!(recv[0] & ISO15693_RES_ERROR)) { + *output=0; // reset outputstring + for ( int i=1; i31 && recv[i]<127?recv[i]:'.'); + } + PrintAndLog("%s",output); + } else { + PrintAndLog("Tag returned Error %i: %s",recv[0],TagErrorStr(recv[0])); + } + } else { + PrintAndLog("CRC failed"); + } + } else { + PrintAndLog("no answer"); + } + + return 0; +} + +/** + * Commandline handling: HF15 CMD READ + * Reads a single Block + */ +int CmdHF15CmdRead(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, pagenum; + char cmdbuf[100]; + char *cmd=cmdbuf; + char output[100]=""; + + strncpy(cmd,Cmd,99); + + // usage: + if (strlen(cmd)<3) { + PrintAndLog("Usage: hf 15 cmd read [options] "); + PrintAndLog(" options:"); + PrintAndLog(" -2 use slower '1 out of 256' mode"); + PrintAndLog(" uid (either): "); + PrintAndLog(" <8B hex> full UID eg E011223344556677"); + PrintAndLog(" s selected tag"); + PrintAndLog(" u unaddressed mode"); + PrintAndLog(" * scan for tag"); + PrintAndLog(" page#: page number 0-255"); + return 0; + } + + prepareHF15Cmd(&cmd, &c,(uint8_t[]){ISO15693_READBLOCK},1); + reqlen=c.arg[0]; + + pagenum=strtol(cmd,NULL,0); + /*if (pagenum<0) { + PrintAndLog("invalid pagenum"); + return 0; + } */ + + req[reqlen++]=(uint8_t)pagenum; + + reqlen=AddCrc(req,reqlen); + + c.arg[0]=reqlen; + + SendCommand(&c); + + if (WaitForResponseTimeout(CMD_ACK,&resp,1000) && resp.arg[0]>2) { + recv = resp.d.asBytes; + if (ISO15693_CRC_CHECK==Crc(recv,resp.arg[0])) { + if (!(recv[0] & ISO15693_RES_ERROR)) { + *output=0; // reset outputstring + //sprintf(output, "Block %2i ",blocknum); + for ( int i=1; i31 && recv[i]<127?recv[i]:'.'); + } + PrintAndLog("%s",output); + } else { + PrintAndLog("Tag returned Error %i: %s",recv[1],TagErrorStr(recv[1])); + } + } else { + PrintAndLog("CRC failed"); + } + } else { + PrintAndLog("no answer"); + } + + return 0; +} + + +/** + * Commandline handling: HF15 CMD WRITE + * Writes a single Block - might run into timeout, even when successful + */ +int CmdHF15CmdWrite(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, pagenum, temp; + char cmdbuf[100]; + char *cmd=cmdbuf; + char *cmd2; + + strncpy(cmd,Cmd,99); + + // usage: + if (strlen(cmd)<3) { + PrintAndLog("Usage: hf 15 cmd write [options] "); + PrintAndLog(" options:"); + PrintAndLog(" -2 use slower '1 out of 256' mode"); + PrintAndLog(" -o set OPTION Flag (needed for TI)"); + PrintAndLog(" uid (either): "); + PrintAndLog(" <8B hex> full UID eg E011223344556677"); + PrintAndLog(" s selected tag"); + PrintAndLog(" u unaddressed mode"); + PrintAndLog(" * scan for tag"); + PrintAndLog(" page#: page number 0-255"); + PrintAndLog(" hexdata: data to be written eg AA BB CC DD"); + return 0; + } + + prepareHF15Cmd(&cmd, &c,(uint8_t[]){ISO15693_WRITEBLOCK},1); + reqlen=c.arg[0]; + + // *cmd -> page num ; *cmd2 -> data + cmd2=cmd; + while (*cmd2!=' ' && *cmd2!='\t' && *cmd2) cmd2++; + *cmd2=0; + cmd2++; + + pagenum=strtol(cmd,NULL,0); + /*if (pagenum<0) { + PrintAndLog("invalid pagenum"); + return 0; + } */ + req[reqlen++]=(uint8_t)pagenum; + + + while (cmd2[0] && cmd2[1]) { // hexdata, read by 2 hexchars + if (*cmd2==' ') { + cmd2++; + continue; + } + sscanf((char[]){cmd2[0],cmd2[1],0},"%X",&temp); + req[reqlen++]=temp & 0xff; + cmd2+=2; + } + + reqlen=AddCrc(req,reqlen); + + c.arg[0]=reqlen; + + SendCommand(&c); + + if (WaitForResponseTimeout(CMD_ACK,&resp,2000) && resp.arg[0]>2) { + recv = resp.d.asBytes; + if (ISO15693_CRC_CHECK==Crc(recv,resp.arg[0])) { + if (!(recv[0] & ISO15693_RES_ERROR)) { + PrintAndLog("OK"); + } else { + PrintAndLog("Tag returned Error %i: %s",recv[1],TagErrorStr(recv[1])); + } + } else { + PrintAndLog("CRC failed"); + } + } else { + PrintAndLog("timeout: no answer - data may be written anyway"); + } + + return 0; +} + + + +static command_t CommandTable15Cmd[] = { - CmdsHelp(CommandTable); - return 0; + {"help", CmdHF15CmdHelp, 1, "This Help"}, + {"inquiry", CmdHF15CmdInquiry, 0, "Search for tags in range"}, + /* + {"select", CmdHF15CmdSelect, 0, "Select an tag with a specific UID for further commands"}, + */ + {"read", CmdHF15CmdRead, 0, "Read a block"}, + {"write", CmdHF15CmdWrite, 0, "Write a block"}, + {"readmulti",CmdHF15CmdReadmulti, 0, "Reads multiple Blocks"}, + {"sysinfo",CmdHF15CmdSysinfo, 0, "Get Card Information"}, + {"raw", CmdHF15CmdRaw, 0, "Send raw hex data to tag"}, + {"debug", CmdHF15CmdDebug, 0, "Turn debugging on/off"}, + {NULL, NULL, 0, NULL} +}; + +int CmdHF15Cmd(const char *Cmd) +{ + CmdsParse(CommandTable15Cmd, Cmd); + return 0; } + +int CmdHF15CmdHelp(const char *Cmd) +{ + CmdsHelp(CommandTable15Cmd); + return 0; +} +