From 3649b640e6a7f70e460791db18ed7cb96d9cfff6 Mon Sep 17 00:00:00 2001 From: iceman1001 Date: Thu, 30 Oct 2014 14:11:37 +0100 Subject: [PATCH] CHG: added possiblity to send into the "HF 15 SIM" --- armsrc/appmain.c | 2 +- armsrc/apps.h | 2 +- armsrc/iso15693.c | 181 ++++++++++++++++----------------------------- client/cmdhf15.c | 21 +++++- client/cmdlfem4x.c | 11 ++- 5 files changed, 90 insertions(+), 127 deletions(-) diff --git a/armsrc/appmain.c b/armsrc/appmain.c index 581335de..be904b4f 100644 --- a/armsrc/appmain.c +++ b/armsrc/appmain.c @@ -743,7 +743,7 @@ void UsbPacketReceived(uint8_t *packet, int len) ReaderIso15693(c->arg[0]); break; case CMD_SIMTAG_ISO_15693: - SimTagIso15693(c->arg[0]); + SimTagIso15693(c->arg[0], c->d.asBytes); break; #endif diff --git a/armsrc/apps.h b/armsrc/apps.h index a4dd3d08..0db2a19d 100644 --- a/armsrc/apps.h +++ b/armsrc/apps.h @@ -236,7 +236,7 @@ void cmac (const desfirekey_t key, uint8_t *ivect, const uint8_t *data, size void RecordRawAdcSamplesIso15693(void); void AcquireRawAdcSamplesIso15693(void); void ReaderIso15693(uint32_t parameter); // Simulate an ISO15693 reader - greg -void SimTagIso15693(uint32_t parameter); // simulate an ISO15693 tag - greg +void SimTagIso15693(uint32_t parameter, uint8_t *uid); // simulate an ISO15693 tag - greg void BruteforceIso15693Afi(uint32_t speed); // find an AFI of a tag - atrox void DirectTag15693Command(uint32_t datalen,uint32_t speed, uint32_t recv, uint8_t data[]); // send arbitrary commands from CLI - atrox void SetDebugIso15693(uint32_t flag); diff --git a/armsrc/iso15693.c b/armsrc/iso15693.c index d8bec898..884ed976 100644 --- a/armsrc/iso15693.c +++ b/armsrc/iso15693.c @@ -265,13 +265,10 @@ static void TransmitTo15693Tag(const uint8_t *cmd, int len, int *samples, int *w //----------------------------------------------------------------------------- static void TransmitTo15693Reader(const uint8_t *cmd, int len, int *samples, int *wait) { - int c; - -// FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_TX); - FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_SIMULATOR); // No requirement to energise my coils + int c = 0; + FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_SIMULATOR|FPGA_HF_SIMULATOR_MODULATE_424K); if(*wait < 10) { *wait = 10; } - c = 0; for(;;) { if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) { AT91C_BASE_SSC->SSC_THR = cmd[c]; @@ -456,7 +453,7 @@ static int GetIso15693AnswerFromSniff(uint8_t *receivedResponse, int maxLen, int int8_t prev = 0; -// NOW READ RESPONSE + // NOW READ RESPONSE FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR); //spindelay(60); // greg - experiment to get rid of some of the 0 byte/failed reads c = 0; @@ -838,7 +835,7 @@ static void BuildReadBlockRequest(uint8_t *uid, uint8_t blockNumber ) } // Now the VICC>VCD responses when we are simulating a tag - static void BuildInventoryResponse(void) + static void BuildInventoryResponse( uint8_t *uid) { uint8_t cmd[12]; @@ -848,14 +845,14 @@ static void BuildReadBlockRequest(uint8_t *uid, uint8_t blockNumber ) cmd[0] = 0; //(1 << 2) | (1 << 5) | (1 << 1); cmd[1] = 0; // 64-bit UID - cmd[2] = 0x32; - cmd[3]= 0x4b; - cmd[4] = 0x03; - cmd[5] = 0x01; - cmd[6] = 0x00; - cmd[7] = 0x10; - cmd[8] = 0x05; - cmd[9]= 0xe0; + cmd[2] = uid[7]; //0x32; + cmd[3] = uid[6]; //0x4b; + cmd[4] = uid[5]; //0x03; + cmd[5] = uid[4]; //0x01; + cmd[6] = uid[3]; //0x00; + cmd[7] = uid[2]; //0x10; + cmd[8] = uid[1]; //0x05; + cmd[9] = uid[0]; //0xe0; //Now the CRC crc = Crc(cmd, 10); cmd[10] = crc & 0xff; @@ -997,40 +994,41 @@ void SetDebugIso15693(uint32_t debug) { // Simulate an ISO15693 reader, perform anti-collision and then attempt to read a sector // all demodulation performed in arm rather than host. - greg //----------------------------------------------------------------------------- -void ReaderIso15693(uint32_t parameter) +void ReaderIso15693(uint32_t parameter ) { LED_A_ON(); LED_B_ON(); LED_C_OFF(); LED_D_OFF(); -//DbpString(parameter); - - //uint8_t *answer0 = (((uint8_t *)BigBuf) + 3560); // allow 100 bytes per reponse (way too much) uint8_t *answer1 = (((uint8_t *)BigBuf) + 3660); // uint8_t *answer2 = (((uint8_t *)BigBuf) + 3760); uint8_t *answer3 = (((uint8_t *)BigBuf) + 3860); - //uint8_t *TagUID= (((uint8_t *)BigBuf) + 3960); // where we hold the uid for hi15reader -// int answerLen0 = 0; + int answerLen1 = 0; int answerLen2 = 0; int answerLen3 = 0; - int i=0; // counter + int i = 0; + int samples = 0; + int tsamples = 0; + int wait = 0; + int elapsed = 0; + uint8_t TagUID[8] = {0x00}; + // Blank arrays - memset(BigBuf + 3660, 0, 300); + memset(BigBuf + 3660, 0x00, 300); FpgaDownloadAndGo(FPGA_BITSTREAM_HF); - // Setup SSC - FpgaSetupSsc(); - - // Start from off (no field generated) - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - SpinDelay(200); SetAdcMuxFor(GPIO_MUXSEL_HIPKD); + // Setup SSC FpgaSetupSsc(); + // Start from off (no field generated) + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + SpinDelay(200); + // Give the tags time to energize FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR); SpinDelay(200); @@ -1040,44 +1038,19 @@ void ReaderIso15693(uint32_t parameter) LED_C_OFF(); LED_D_OFF(); - int samples = 0; - int tsamples = 0; - int wait = 0; - int elapsed = 0; - // FIRST WE RUN AN INVENTORY TO GET THE TAG UID // THIS MEANS WE CAN PRE-BUILD REQUESTS TO SAVE CPU TIME - uint8_t TagUID[8] = {0, 0, 0, 0, 0, 0, 0, 0}; // where we hold the uid for hi15reader - -// BuildIdentifyRequest(); -// //TransmitTo15693Tag(ToSend,ToSendMax+3,&tsamples, &wait); -// TransmitTo15693Tag(ToSend,ToSendMax,&tsamples, &wait); // No longer ToSendMax+3 -// // Now wait for a response -// responseLen0 = GetIso15693AnswerFromTag(receivedAnswer0, 100, &samples, &elapsed) ; -// if (responseLen0 >=12) // we should do a better check than this -// { -// // really we should check it is a valid mesg -// // but for now just grab what we think is the uid -// TagUID[0] = receivedAnswer0[2]; -// TagUID[1] = receivedAnswer0[3]; -// TagUID[2] = receivedAnswer0[4]; -// TagUID[3] = receivedAnswer0[5]; -// TagUID[4] = receivedAnswer0[6]; -// TagUID[5] = receivedAnswer0[7]; -// TagUID[6] = receivedAnswer0[8]; // IC Manufacturer code -// DbpIntegers(TagUID[6],TagUID[5],TagUID[4]); -//} // Now send the IDENTIFY command BuildIdentifyRequest(); - //TransmitTo15693Tag(ToSend,ToSendMax+3,&tsamples, &wait); - TransmitTo15693Tag(ToSend,ToSendMax,&tsamples, &wait); // No longer ToSendMax+3 + + TransmitTo15693Tag(ToSend,ToSendMax,&tsamples, &wait); + // Now wait for a response answerLen1 = GetIso15693AnswerFromTag(answer1, 100, &samples, &elapsed) ; if (answerLen1 >=12) // we should do a better check than this { - TagUID[0] = answer1[2]; TagUID[1] = answer1[3]; TagUID[2] = answer1[4]; @@ -1087,23 +1060,6 @@ void ReaderIso15693(uint32_t parameter) TagUID[6] = answer1[8]; // IC Manufacturer code TagUID[7] = answer1[9]; // always E0 - // Now send the SELECT command - // since the SELECT command is optional, we should not rely on it. -//// BuildSelectRequest(TagUID); -// TransmitTo15693Tag(ToSend,ToSendMax,&tsamples, &wait); // No longer ToSendMax+3 - // Now wait for a response -/// answerLen2 = GetIso15693AnswerFromTag(answer2, 100, &samples, &elapsed); - - // Now send the MULTI READ command -// BuildArbitraryRequest(*TagUID,parameter); -/// BuildArbitraryCustomRequest(TagUID,parameter); -// BuildReadBlockRequest(*TagUID,parameter); -// BuildSysInfoRequest(*TagUID); - //TransmitTo15693Tag(ToSend,ToSendMax+3,&tsamples, &wait); -/// TransmitTo15693Tag(ToSend,ToSendMax,&tsamples, &wait); // No longer ToSendMax+3 - // Now wait for a response -/// answerLen3 = GetIso15693AnswerFromTag(answer3, 100, &samples, &elapsed) ; - } Dbprintf("%d octets read from IDENTIFY request:", answerLen1); @@ -1111,10 +1067,10 @@ void ReaderIso15693(uint32_t parameter) Dbhexdump(answerLen1,answer1,true); // UID is reverse - if (answerLen1>=12) - //Dbprintf("UID = %*D",8,TagUID," "); - Dbprintf("UID = %02hX%02hX%02hX%02hX%02hX%02hX%02hX%02hX",TagUID[7],TagUID[6],TagUID[5], - TagUID[4],TagUID[3],TagUID[2],TagUID[1],TagUID[0]); + if (answerLen1 >= 12) + Dbprintf("UID = %02hX%02hX%02hX%02hX%02hX%02hX%02hX%02hX", + TagUID[7],TagUID[6],TagUID[5],TagUID[4], + TagUID[3],TagUID[2],TagUID[1],TagUID[0]); Dbprintf("%d octets read from SELECT request:", answerLen2); @@ -1125,15 +1081,14 @@ void ReaderIso15693(uint32_t parameter) DbdecodeIso15693Answer(answerLen3,answer3); Dbhexdump(answerLen3,answer3,true); - - // read all pages - if (answerLen1>=12 && DEBUG) { + // read all pages + if (answerLen1 >= 12 && DEBUG) { i=0; - while (i<32) { // sanity check, assume max 32 pages + while (i < 32) { // sanity check, assume max 32 pages BuildReadBlockRequest(TagUID,i); - TransmitTo15693Tag(ToSend,ToSendMax,&tsamples, &wait); - answerLen2 = GetIso15693AnswerFromTag(answer2, 100, &samples, &elapsed); - if (answerLen2>0) { + TransmitTo15693Tag(ToSend,ToSendMax,&tsamples, &wait); + answerLen2 = GetIso15693AnswerFromTag(answer2, 100, &samples, &elapsed); + if (answerLen2 > 0) { Dbprintf("READ SINGLE BLOCK %d returned %d octets:",i,answerLen2); DbdecodeIso15693Answer(answerLen2,answer2); Dbhexdump(answerLen2,answer2,true); @@ -1143,13 +1098,6 @@ void ReaderIso15693(uint32_t parameter) } } -// str2[0]=0; -// for(i = 0; i < responseLen3; i++) { -// itoa(str1,receivedAnswer3[i]); -// strncat(str2,str1,8); -// } -// DbpString(str2); - LED_A_OFF(); LED_B_OFF(); LED_C_OFF(); @@ -1158,57 +1106,54 @@ void ReaderIso15693(uint32_t parameter) // Simulate an ISO15693 TAG, perform anti-collision and then print any reader commands // all demodulation performed in arm rather than host. - greg -void SimTagIso15693(uint32_t parameter) +void SimTagIso15693(uint32_t parameter, uint8_t *uid) { LED_A_ON(); LED_B_ON(); LED_C_OFF(); LED_D_OFF(); - uint8_t *answer1 = (((uint8_t *)BigBuf) + 3660); // + uint8_t *buf = (((uint8_t *)BigBuf) + 3660); // + int answerLen1 = 0; - - // Blank arrays - memset(answer1, 0, 100); - + int samples = 0; + int tsamples = 0; + int wait = 0; + int elapsed = 0; + + memset(buf, 0x00, 100); + + // Inventory response + BuildInventoryResponse(uid); + FpgaDownloadAndGo(FPGA_BITSTREAM_HF); - // Setup SSC - FpgaSetupSsc(); - - // Start from off (no field generated) - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - SpinDelay(200); SetAdcMuxFor(GPIO_MUXSEL_HIPKD); + FpgaSetupSsc(); - // Give the tags time to energize -// FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR); // NO GOOD FOR SIM TAG!!!! - SpinDelay(200); + // Start from off (no field generated) + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + SpinDelay(200); LED_A_OFF(); LED_B_OFF(); LED_C_ON(); LED_D_OFF(); - int samples = 0; - int tsamples = 0; - int wait = 0; - int elapsed = 0; - - answerLen1 = GetIso15693AnswerFromSniff(answer1, 100, &samples, &elapsed) ; + // Listen to reader + answerLen1 = GetIso15693AnswerFromSniff(buf, 100, &samples, &elapsed) ; if (answerLen1 >=1) // we should do a better check than this { // Build a suitable reponse to the reader INVENTORY cocmmand - BuildInventoryResponse(); - TransmitTo15693Reader(ToSend,ToSendMax, &tsamples, &wait); + // not so obsvious, but in the call to BuildInventoryResponse, the command is copied to the global ToSend buffer used below. + TransmitTo15693Reader(ToSend, ToSendMax, &tsamples, &wait); } Dbprintf("%d octets read from reader command: %x %x %x %x %x %x %x %x %x", answerLen1, - answer1[0], answer1[1], answer1[2], - answer1[3], answer1[4], answer1[5], - answer1[6], answer1[7], answer1[8]); + buf[0], buf[1], buf[2], buf[3], + buf[4], buf[5], buf[6], buf[7], buf[8]); LED_A_OFF(); LED_B_OFF(); diff --git a/client/cmdhf15.c b/client/cmdhf15.c index 556d3f56..8ee8be92 100644 --- a/client/cmdhf15.c +++ b/client/cmdhf15.c @@ -298,7 +298,26 @@ 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}}; SendCommand(&c); return 0; } diff --git a/client/cmdlfem4x.c b/client/cmdlfem4x.c index d371bf27..67013b2e 100644 --- a/client/cmdlfem4x.c +++ b/client/cmdlfem4x.c @@ -57,8 +57,7 @@ int CmdEM410xRead(const char *Cmd) /* get clock */ clock = GetClock(Cmd, high, 0); - - + /* parity for our 4 columns */ parity[0] = parity[1] = parity[2] = parity[3] = 0; header = rows = 0; @@ -99,7 +98,7 @@ int CmdEM410xRead(const char *Cmd) retest: /* We go till 5 before the graph ends because we'll get that far below */ - for (i = 1; i < bit2idx - 5; i++) + for (i = 0; i < bit2idx - 5; i++) { /* Step 2: We have our header but need our tag ID */ if (header == 9 && rows < 10) @@ -128,7 +127,7 @@ retest: PrintAndLog("Thought we had a valid tag but failed at word %d (i=%d)", rows + 1, i); /* Start back rows * 5 + 9 header bits, -1 to not start at same place */ - i -= 9 + (5 * rows) - 5; + i -= 9 + (5 * rows) -2; rows = header = 0; } @@ -214,8 +213,8 @@ int CmdEM410xSim(const char *Cmd) return 0; } - PrintAndLog("Starting simulating with UID %02X %02X %02X %02X %02X", uid[0],uid[1],uid[2],uid[3],uid[4]); - + PrintAndLog("Starting simulating UID %02X%02X%02X%02X%02X", uid[0],uid[1],uid[2],uid[3],uid[4]); + PrintAndLog("Press pm3-button to about simulation"); /* clock is 64 in EM410x tags */ int clock = 64; -- 2.39.2