X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/275d9e61c245e65fe09ccb5c49f09dfe505a642d..79d9ddc584b30654492d34081059f7e07696a14d:/armsrc/mifarecmd.c?ds=sidebyside diff --git a/armsrc/mifarecmd.c b/armsrc/mifarecmd.c index edafe0a3..15db8f11 100644 --- a/armsrc/mifarecmd.c +++ b/armsrc/mifarecmd.c @@ -15,29 +15,60 @@ #include "mifarecmd.h" +#include + +#include "proxmark3.h" +#include "usb_cdc.h" +#include "crapto1/crapto1.h" +#include "iso14443a.h" +#include "BigBuf.h" +#include "mifareutil.h" #include "apps.h" +#include "protocols.h" #include "util.h" #include "parity.h" #include "crc.h" +#include "fpgaloader.h" +#define HARDNESTED_AUTHENTICATION_TIMEOUT 848 // card times out 1ms after wrong authentication (according to NXP documentation) +#define HARDNESTED_PRE_AUTHENTICATION_LEADTIME 400 // some (non standard) cards need a pause after select before they are ready for first authentication + +/* // the block number for the ISO14443-4 PCB static uint8_t pcb_blocknum = 0; // Deselect card by sending a s-block. the crc is precalced for speed static uint8_t deselect_cmd[] = {0xc2,0xe0,0xb4}; +static void OnSuccess(){ + pcb_blocknum = 0; + ReaderTransmit(deselect_cmd, 3 , NULL); + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + LEDsoff(); +} +*/ + +static void OnError(uint8_t reason){ + // pcb_blocknum = 0; + // ReaderTransmit(deselect_cmd, 3 , NULL); + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + LED_D_OFF(); + cmd_send(CMD_ACK,0,reason,0,0,0); + LED_A_OFF(); +} + //----------------------------------------------------------------------------- // Select, Authenticate, Read a MIFARE tag. // read block //----------------------------------------------------------------------------- void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain) { - // params + LED_A_ON(); + uint8_t blockNo = arg0; uint8_t keyType = arg1; uint64_t ui64Key = 0; ui64Key = bytes_to_num(datain, 6); - // variables byte_t isOK = 0; byte_t dataoutbuf[16]; uint8_t uid[10]; @@ -50,28 +81,24 @@ void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain) clear_trace(); - LED_A_ON(); - LED_B_OFF(); - LED_C_OFF(); - while (true) { if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card"); + if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card"); break; }; - if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Auth error"); + if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, NULL)) { + if (MF_DBGLEVEL >= 1) Dbprintf("Auth error"); break; }; if(mifare_classic_readblock(pcs, cuid, blockNo, dataoutbuf)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Read block error"); + if (MF_DBGLEVEL >= 1) Dbprintf("Read block error"); break; }; if(mifare_classic_halt(pcs, cuid)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Halt error"); + if (MF_DBGLEVEL >= 1) Dbprintf("Halt error"); break; }; @@ -82,33 +109,31 @@ void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain) // ----------------------------- crypto1 destroy crypto1_destroy(pcs); - if (MF_DBGLEVEL >= 2) DbpString("READ BLOCK FINISHED"); + if (MF_DBGLEVEL >= 2) DbpString("READ BLOCK FINISHED"); + + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); LED_B_ON(); cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16); LED_B_OFF(); - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); LEDsoff(); } void MifareUC_Auth(uint8_t arg0, uint8_t *keybytes){ + LED_A_ON(); bool turnOffField = (arg0 == 1); - LED_A_ON(); LED_B_OFF(); LED_C_OFF(); - iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); - clear_trace(); - - if(!iso14443a_select_card(NULL, NULL, NULL, true, 0, true)) { + if (!iso14443a_select_card(NULL, NULL, NULL, true, 0, true)) { if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card"); OnError(0); return; }; - if(!mifare_ultra_auth(keybytes)){ + if (!mifare_ultra_auth(keybytes)){ if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication failed"); OnError(1); return; @@ -116,9 +141,11 @@ void MifareUC_Auth(uint8_t arg0, uint8_t *keybytes){ if (turnOffField) { FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - LEDsoff(); + LED_D_OFF(); } + cmd_send(CMD_ACK,1,0,0,0,0); + LED_A_OFF(); } // Arg0 = BlockNo, @@ -126,17 +153,15 @@ void MifareUC_Auth(uint8_t arg0, uint8_t *keybytes){ // datain = PWD bytes, void MifareUReadBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain) { + LED_A_ON(); + uint8_t blockNo = arg0; byte_t dataout[16] = {0x00}; bool useKey = (arg1 == 1); //UL_C bool usePwd = (arg1 == 2); //UL_EV1/NTAG - LEDsoff(); - LED_A_ON(); iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); - clear_trace(); - int len = iso14443a_select_card(NULL, NULL, NULL, true, 0, true); if(!len) { if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%02X)",len); @@ -145,7 +170,7 @@ void MifareUReadBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain) } // UL-C authentication - if ( useKey ) { + if (useKey) { uint8_t key[16] = {0x00}; memcpy(key, datain, sizeof(key) ); @@ -156,7 +181,7 @@ void MifareUReadBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain) } // UL-EV1 / NTAG authentication - if ( usePwd ) { + if (usePwd) { uint8_t pwd[4] = {0x00}; memcpy(pwd, datain, 4); uint8_t pack[4] = {0,0,0,0}; @@ -166,21 +191,23 @@ void MifareUReadBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain) } } - if( mifare_ultra_readblock(blockNo, dataout) ) { + if (mifare_ultra_readblock(blockNo, dataout)) { if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Read block error"); OnError(2); return; } - if( mifare_ultra_halt() ) { + if (mifare_ultra_halt()) { if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Halt error"); OnError(3); return; } - cmd_send(CMD_ACK,1,0,0,dataout,16); FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - LEDsoff(); + LED_D_OFF(); + + cmd_send(CMD_ACK,1,0,0,dataout,16); + LED_A_OFF(); } //----------------------------------------------------------------------------- @@ -215,25 +242,25 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain) isOK = 1; if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) { isOK = 0; - if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card"); + if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card"); } - if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_FIRST)) { + if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_FIRST, NULL)) { isOK = 0; - if (MF_DBGLEVEL >= 1) Dbprintf("Auth error"); + if (MF_DBGLEVEL >= 1) Dbprintf("Auth error"); } for (uint8_t blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) { if(mifare_classic_readblock(pcs, cuid, FirstBlockOfSector(sectorNo) + blockNo, dataoutbuf + 16 * blockNo)) { isOK = 0; - if (MF_DBGLEVEL >= 1) Dbprintf("Read sector %2d block %2d error", sectorNo, blockNo); + if (MF_DBGLEVEL >= 1) Dbprintf("Read sector %2d block %2d error", sectorNo, blockNo); break; } } if(mifare_classic_halt(pcs, cuid)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Halt error"); + if (MF_DBGLEVEL >= 1) Dbprintf("Halt error"); } // ----------------------------- crypto1 destroy @@ -241,12 +268,13 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain) if (MF_DBGLEVEL >= 2) DbpString("READ SECTOR FINISHED"); + // Thats it... + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + LED_B_ON(); cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16*NumBlocksPerSector(sectorNo)); LED_B_OFF(); - // Thats it... - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); LEDsoff(); } @@ -256,13 +284,11 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain) // datain = KEY bytes void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain) { - LEDsoff(); LED_A_ON(); iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); // free eventually allocated BigBuf memory BigBuf_free(); - clear_trace(); // params uint8_t blockNo = arg0; @@ -285,7 +311,7 @@ void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain) } // UL-C authentication - if ( useKey ) { + if (useKey) { uint8_t key[16] = {0x00}; memcpy(key, datain, sizeof(key) ); @@ -337,14 +363,15 @@ void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain) return; } - if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("Blocks read %d", countblocks); + if (MF_DBGLEVEL >= MF_DBG_DEBUG) Dbprintf("Blocks read %d", countblocks); - countblocks *= 4; - - cmd_send(CMD_ACK, 1, countblocks, BigBuf_max_traceLen(), 0, 0); FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - LEDsoff(); + LED_D_OFF(); + + cmd_send(CMD_ACK, 1, countblocks*4, BigBuf_max_traceLen(), 0, 0); + BigBuf_free(); + LED_A_OFF(); } //----------------------------------------------------------------------------- @@ -380,22 +407,22 @@ void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain) while (true) { if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card"); + if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card"); break; }; - if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Auth error"); + if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, NULL)) { + if (MF_DBGLEVEL >= 1) Dbprintf("Auth error"); break; }; if(mifare_classic_writeblock(pcs, cuid, blockNo, blockdata)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Write block error"); + if (MF_DBGLEVEL >= 1) Dbprintf("Write block error"); break; }; if(mifare_classic_halt(pcs, cuid)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Halt error"); + if (MF_DBGLEVEL >= 1) Dbprintf("Halt error"); break; }; @@ -406,15 +433,16 @@ void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain) // ----------------------------- crypto1 destroy crypto1_destroy(pcs); - if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED"); + if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED"); + + // Thats it... + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); LED_B_ON(); cmd_send(CMD_ACK,isOK,0,0,0,0); LED_B_OFF(); - // Thats it... - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); LEDsoff(); } @@ -442,7 +470,7 @@ void MifareUWriteBlockCompat(uint8_t arg0, uint8_t *datain) if(mifare_ultra_writeblock_compat(blockNo, blockdata)) { if (MF_DBGLEVEL >= 1) Dbprintf("Write block error"); OnError(0); - return; }; + return; }; if(mifare_ultra_halt()) { if (MF_DBGLEVEL >= 1) Dbprintf("Halt error"); @@ -452,8 +480,9 @@ void MifareUWriteBlockCompat(uint8_t arg0, uint8_t *datain) if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED"); - cmd_send(CMD_ACK,1,0,0,0,0); FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + + cmd_send(CMD_ACK,1,0,0,0,0); LEDsoff(); } */ @@ -521,8 +550,9 @@ void MifareUWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain) if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED"); - cmd_send(CMD_ACK,1,0,0,0,0); FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + + cmd_send(CMD_ACK,1,0,0,0,0); LEDsoff(); } @@ -590,8 +620,9 @@ void MifareUSetPwd(uint8_t arg0, uint8_t *datain){ return; }; - cmd_send(CMD_ACK,1,0,0,0,0); FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + + cmd_send(CMD_ACK,1,0,0,0,0); LEDsoff(); } @@ -609,8 +640,7 @@ int valid_nonce(uint32_t Nt, uint32_t NtEnc, uint32_t Ks1, uint8_t *parity) { // Mifare Classic Cards" in Proceedings of the 22nd ACM SIGSAC Conference on // Computer and Communications Security, 2015 //----------------------------------------------------------------------------- -void MifareAcquireEncryptedNonces(uint32_t arg0, uint32_t arg1, uint32_t flags, uint8_t *datain) -{ +void MifareAcquireEncryptedNonces(uint32_t arg0, uint32_t arg1, uint32_t flags, uint8_t *datain) { uint64_t ui64Key = 0; uint8_t uid[10]; uint32_t cuid; @@ -635,7 +665,6 @@ void MifareAcquireEncryptedNonces(uint32_t arg0, uint32_t arg1, uint32_t flags, bool field_off = flags & 0x0004; LED_A_ON(); - LED_C_OFF(); if (initialize) { iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); @@ -643,8 +672,6 @@ void MifareAcquireEncryptedNonces(uint32_t arg0, uint32_t arg1, uint32_t flags, set_tracing(true); } - LED_C_ON(); - uint16_t num_nonces = 0; bool have_uid = false; for (uint16_t i = 0; i <= USB_CMD_DATA_SIZE - 9; ) { @@ -659,7 +686,7 @@ void MifareAcquireEncryptedNonces(uint32_t arg0, uint32_t arg1, uint32_t flags, if (!have_uid) { // need a full select cycle to get the uid first iso14a_card_select_t card_info; if(!iso14443a_select_card(uid, &card_info, &cuid, true, 0, true)) { - if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Can't select card (ALL)"); + if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Can't select card (ALL)"); continue; } switch (card_info.uidlen) { @@ -671,33 +698,34 @@ void MifareAcquireEncryptedNonces(uint32_t arg0, uint32_t arg1, uint32_t flags, have_uid = true; } else { // no need for anticollision. We can directly select the card if(!iso14443a_select_card(uid, NULL, NULL, false, cascade_levels, true)) { - if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Can't select card (UID)"); + if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Can't select card (UID)"); continue; } } if (slow) { - timeout = GetCountSspClk() + PRE_AUTHENTICATION_LEADTIME; + timeout = GetCountSspClk() + HARDNESTED_PRE_AUTHENTICATION_LEADTIME; while(GetCountSspClk() < timeout); } uint32_t nt1; - if (mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, NULL)) { - if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Auth1 error"); + if (mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, NULL, NULL)) { + if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Auth1 error"); continue; } // nested authentication uint16_t len = mifare_sendcmd_short(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, par_enc, NULL); if (len != 4) { - if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Auth2 error len=%d", len); + if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Auth2 error len=%d", len); continue; } - // send a dummy byte as reader response in order to trigger the cards authentication timeout - uint8_t dummy_answer = 0; - ReaderTransmit(&dummy_answer, 1, NULL); - timeout = GetCountSspClk() + AUTHENTICATION_TIMEOUT; + // send an incomplete dummy response in order to trigger the card's authentication failure timeout + uint8_t dummy_answer[1] = {0}; + ReaderTransmit(dummy_answer, 1, NULL); + + timeout = GetCountSspClk() + HARDNESTED_AUTHENTICATION_TIMEOUT; num_nonces++; if (num_nonces % 2) { @@ -715,20 +743,18 @@ void MifareAcquireEncryptedNonces(uint32_t arg0, uint32_t arg1, uint32_t flags, } - LED_C_OFF(); - crypto1_destroy(pcs); - LED_B_ON(); - cmd_send(CMD_ACK, isOK, cuid, num_nonces, buf, sizeof(buf)); - LED_B_OFF(); - - if (MF_DBGLEVEL >= 3) DbpString("AcquireEncryptedNonces finished"); - if (field_off) { FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - LEDsoff(); + LED_D_OFF(); } + + if (MF_DBGLEVEL >= 3) DbpString("AcquireEncryptedNonces finished"); + + cmd_send(CMD_ACK, isOK, cuid, num_nonces, buf, sizeof(buf)); + + LED_A_OFF(); } @@ -736,9 +762,8 @@ void MifareAcquireEncryptedNonces(uint32_t arg0, uint32_t arg1, uint32_t flags, // MIFARE nested authentication. // //----------------------------------------------------------------------------- -void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *datain) -{ - // params +void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *datain) { + uint8_t blockNo = arg0 & 0xff; uint8_t keyType = (arg0 >> 8) & 0xff; uint8_t targetBlockNo = arg1 & 0xff; @@ -747,14 +772,15 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat ui64Key = bytes_to_num(datain, 6); - // variables uint16_t rtr, i, j, len; uint16_t davg; static uint16_t dmin, dmax; uint8_t uid[10]; - uint32_t cuid, nt1, nt2, nttmp, nttest, ks1; + uint32_t cuid, nt1, nt2_enc, nttmp, nttest, ks1; uint8_t par[1]; uint32_t target_nt[2], target_ks[2]; + uint32_t fixed_nt = 0; + uint8_t target_nt_duplicate_count = 0; uint8_t par_array[4]; uint16_t ncount = 0; @@ -763,11 +789,10 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat pcs = &mpcs; uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE]; - uint32_t auth1_time, auth2_time; + uint32_t auth1_time, auth2_time, authentication_timeout = 0; static uint16_t delta_time; LED_A_ON(); - LED_C_OFF(); iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); // free eventually allocated BigBuf memory @@ -780,8 +805,7 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat int16_t isOK = 0; #define NESTED_MAX_TRIES 12 uint16_t unsuccessfull_tries = 0; - if (calibrate) { // for first call only. Otherwise reuse previous calibration - LED_B_ON(); + if (calibrate) { // for first call only. Otherwise reuse previous calibration WDT_HIT(); davg = dmax = 0; @@ -790,47 +814,48 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat for (rtr = 0; rtr < 17; rtr++) { - // Test if the action was cancelled - if(BUTTON_PRESS()) { - isOK = -2; - break; - } - // prepare next select. No need to power down the card. - if(mifare_classic_halt(pcs, cuid)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error"); + if (mifare_classic_halt(pcs, cuid)) { + if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error"); rtr--; continue; } - if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card"); + // Test if the action was cancelled + if (BUTTON_PRESS()) { + isOK = -2; + break; + } + + if (!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) { + if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card"); rtr--; continue; }; auth1_time = 0; - if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error"); + if (mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time, NULL)) { + if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error"); rtr--; continue; }; + fixed_nt = nt1; if (delta_time) { auth2_time = auth1_time + delta_time; } else { auth2_time = 0; } - if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_NESTED, &nt2, &auth2_time)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error"); + if (mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_NESTED, &nt2_enc, &auth2_time, NULL)) { + if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error"); rtr--; continue; }; - nttmp = prng_successor(nt1, 100); //NXP Mifare is typical around 840,but for some unlicensed/compatible mifare card this can be 160 + nttmp = prng_successor(nt1, 100); //NXP Mifare is typical around 840,but for some unlicensed/compatible mifare card this can be 160 for (i = 101; i < 1200; i++) { nttmp = prng_successor(nttmp, 1); - if (nttmp == nt2) break; + if (nttmp == nt2_enc) break; } if (i != 1200) { @@ -845,7 +870,7 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat if (MF_DBGLEVEL >= 3) Dbprintf("Nested: calibrating... ntdist=%d", i); } else { unsuccessfull_tries++; - if (unsuccessfull_tries > NESTED_MAX_TRIES) { // card isn't vulnerable to nested attack (random numbers are not predictable) + if (unsuccessfull_tries > NESTED_MAX_TRIES) { // card isn't vulnerable to nested attack (random numbers are not predictable) isOK = -3; } } @@ -858,46 +883,49 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat dmin = davg - 2; dmax = davg + 2; - LED_B_OFF(); - } // ------------------------------------------------------------------------------------------------- - LED_C_ON(); - // get crypted nonces for target sector - for(i=0; i < 2 && !isOK; i++) { // look for exactly two different nonces + for (i = 0; i < 2 && !isOK; i++) { // look for exactly two different nonces target_nt[i] = 0; - while(target_nt[i] == 0) { // continue until we have an unambiguous nonce + while (target_nt[i] == 0 && !isOK) { // continue until we have an unambiguous nonce // prepare next select. No need to power down the card. - if(mifare_classic_halt(pcs, cuid)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error"); + if (mifare_classic_halt(pcs, cuid)) { + if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error"); continue; } - if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card"); + // break out of the loop on button press + if (BUTTON_PRESS()) { + isOK = -2; + break; + } + + if (!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) { + if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card"); continue; - }; + } auth1_time = 0; - if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error"); + authentication_timeout = 0; + if (mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time, &authentication_timeout)) { + if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error"); continue; - }; + } // nested authentication auth2_time = auth1_time + delta_time; len = mifare_sendcmd_short(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, par, &auth2_time); if (len != 4) { - if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error len=%d", len); + if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error len=%d", len); continue; - }; + } - nt2 = bytes_to_num(receivedAnswer, 4); - if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: Testing nt1=%08x nt2enc=%08x nt2par=%02x", i+1, nt1, nt2, par[0]); + nt2_enc = bytes_to_num(receivedAnswer, 4); + if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: Testing nt1=%08x nt2enc=%08x nt2par=%02x", i+1, nt1, nt2_enc, par[0]); // Parity validity check for (j = 0; j < 4; j++) { @@ -908,10 +936,10 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat nttest = prng_successor(nt1, dmin - 1); for (j = dmin; j < dmax + 1; j++) { nttest = prng_successor(nttest, 1); - ks1 = nt2 ^ nttest; + ks1 = nt2_enc ^ nttest; - if (valid_nonce(nttest, nt2, ks1, par_array)){ - if (ncount > 0) { // we are only interested in disambiguous nonces, try again + if (valid_nonce(nttest, nt2_enc, ks1, par_array)){ + if (ncount > 0) { // we are only interested in disambiguous nonces, try again if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (ambigous), ntdist=%d", i+1, j); target_nt[i] = 0; break; @@ -920,7 +948,12 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat target_ks[i] = ks1; ncount++; if (i == 1 && target_nt[1] == target_nt[0]) { // we need two different nonces - target_nt[i] = 0; + if( ++target_nt_duplicate_count >= NESTED_MAX_TRIES ) { // unable to get a 2nd nonce after NESTED_MAX_TRIES tries, probably a fixed nonce + if (MF_DBGLEVEL >= 2) Dbprintf("Nonce#2: cannot get nonce that != nonce#1, continuing anyway with single nonce! ntdist=%d", j); + break; + } + + target_nt[1] = 0; if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#2: dismissed (= nonce#1), ntdist=%d", j); break; } @@ -931,86 +964,148 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat } } - LED_C_OFF(); + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + LED_D_OFF(); - // ----------------------------- crypto1 destroy crypto1_destroy(pcs); - byte_t buf[4 + 4 * 4]; + uint8_t buf[4 + 4 * 4 + 4 + 4]; memcpy(buf, &cuid, 4); memcpy(buf+4, &target_nt[0], 4); memcpy(buf+8, &target_ks[0], 4); memcpy(buf+12, &target_nt[1], 4); memcpy(buf+16, &target_ks[1], 4); + memcpy(buf+20, &authentication_timeout, 4); + memcpy(buf+24, &fixed_nt, 4); - LED_B_ON(); - cmd_send(CMD_ACK, isOK, 0, targetBlockNo + (targetKeyType * 0x100), buf, sizeof(buf)); - LED_B_OFF(); + if (MF_DBGLEVEL >= 3) DbpString("NESTED FINISHED"); - if (MF_DBGLEVEL >= 3) DbpString("NESTED FINISHED"); + cmd_send(CMD_ACK, isOK, 0, targetBlockNo + (targetKeyType * 0x100), buf, sizeof(buf)); - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - LEDsoff(); + LED_A_OFF(); } + //----------------------------------------------------------------------------- // MIFARE check keys. key count up to 85. // //----------------------------------------------------------------------------- -void MifareChkKeys(uint16_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain) -{ +void MifareChkKeys(uint16_t arg0, uint32_t arg1, uint8_t arg2, uint8_t *datain) { + uint8_t blockNo = arg0 & 0xff; - uint8_t keyType = (arg0 >> 8) & 0xff; + uint8_t keyType = arg0 >> 8; bool clearTrace = arg1 & 0x01; bool multisectorCheck = arg1 & 0x02; - uint8_t set14aTimeout = (arg1 >> 8) & 0xff; + bool init = arg1 & 0x04; + bool drop_field = arg1 & 0x08; + bool fixed_nonce = arg1 & 0x10; + uint32_t auth_timeout = arg1 >> 16; uint8_t keyCount = arg2; - // clear debug level - int OLD_MF_DBGLEVEL = MF_DBGLEVEL; - MF_DBGLEVEL = MF_DBG_NONE; - LED_A_ON(); - LED_B_OFF(); - LED_C_OFF(); - iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); - if (clearTrace) clear_trace(); - set_tracing(true); - - if (set14aTimeout){ - iso14a_set_timeout(set14aTimeout * 10); // timeout: ms = x/106 35-minimum, 50-OK 106-recommended 500-safe + if (init) { + iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); } + if (clearTrace) { + clear_trace(); + } + set_tracing(true); + + // clear debug level. We are expecting lots of authentication failures... + int OLD_MF_DBGLEVEL = MF_DBGLEVEL; + MF_DBGLEVEL = MF_DBG_NONE; + + int res = 0; if (multisectorCheck) { TKeyIndex keyIndex = {{0}}; uint8_t sectorCnt = blockNo; - int res = MifareMultisectorChk(datain, keyCount, sectorCnt, keyType, OLD_MF_DBGLEVEL, &keyIndex); - - LED_B_ON(); + res = MifareMultisectorChk(datain, keyCount, sectorCnt, keyType, &auth_timeout, OLD_MF_DBGLEVEL, &keyIndex); if (res >= 0) { - cmd_send(CMD_ACK, 1, 0, 0, keyIndex, 80); + cmd_send(CMD_ACK, 1, res, 0, keyIndex, 80); } else { - cmd_send(CMD_ACK, 0, 0, 0, NULL, 0); + cmd_send(CMD_ACK, 0, res, 0, NULL, 0); } - LED_B_OFF(); - } else { - int res = MifareChkBlockKeys(datain, keyCount, blockNo, keyType, OLD_MF_DBGLEVEL); - - LED_B_ON(); + } else if (fixed_nonce) { + res = MifareChkBlockKeysFixedNonce(datain, keyCount, blockNo, keyType, &auth_timeout, OLD_MF_DBGLEVEL); if (res > 0) { - cmd_send(CMD_ACK, 1, 0, 0, datain + (res - 1) * 6, 6); + cmd_send(CMD_ACK, 1, res, 0, NULL, 0); // key found } else { - cmd_send(CMD_ACK, 0, 0, 0, NULL, 0); + cmd_send(CMD_ACK, 0, res, 0, NULL, 0); // no key found or aborted + } + } else { + res = MifareChkBlockKeys(datain, keyCount, blockNo, keyType, &auth_timeout, OLD_MF_DBGLEVEL); + if (res > 0) { + cmd_send(CMD_ACK, 1, res, 0, datain + (res - 1) * 6, 6); + } else { + cmd_send(CMD_ACK, 0, res, 0, NULL, 0); } - LED_B_OFF(); } - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - LEDsoff(); + if (drop_field || res != 0) { + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + LED_D_OFF(); + } // restore debug level MF_DBGLEVEL = OLD_MF_DBGLEVEL; + + LED_A_OFF(); +} + + +//----------------------------------------------------------------------------- +// MIFARE Personalize UID. Only for Mifare Classic EV1 7Byte UID +//----------------------------------------------------------------------------- +void MifarePersonalizeUID(uint8_t keyType, uint8_t perso_option, uint8_t *data) { + + uint8_t uid[10]; + uint32_t cuid; + struct Crypto1State mpcs = {0, 0}; + struct Crypto1State *pcs; + pcs = &mpcs; + + LED_A_ON(); + clear_trace(); + + iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); + + bool isOK = false; + while (true) { + if (!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) { + if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card"); + break; + } + + uint8_t block_number = 0; + uint64_t key = bytes_to_num(data, 6); + if (mifare_classic_auth(pcs, cuid, block_number, keyType, key, AUTH_FIRST, NULL)) { + if (MF_DBGLEVEL >= 1) Dbprintf("Auth error"); + break; + } + + uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE]; + uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE]; + int len = mifare_sendcmd_short(pcs, true, MIFARE_EV1_PERSONAL_UID, perso_option, receivedAnswer, receivedAnswerPar, NULL); + if (len != 1 || receivedAnswer[0] != CARD_ACK) { + if (MF_DBGLEVEL >= 1) Dbprintf("Cmd Error: %02x", receivedAnswer[0]); + break;; + } + isOK = true; + break; + } + + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + LED_D_OFF(); + + crypto1_destroy(pcs); + + if (MF_DBGLEVEL >= 2) DbpString("PERSONALIZE UID FINISHED"); + + cmd_send(CMD_ACK, isOK, 0, 0, NULL, 0); + + LED_A_OFF(); } //----------------------------------------------------------------------------- @@ -1080,21 +1175,21 @@ void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) { isOK = false; - if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card"); + if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card"); } for (uint8_t sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) { ui64Key = emlGetKey(sectorNo, keyType); if (sectorNo == 0){ - if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_FIRST)) { + if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_FIRST, NULL)) { isOK = false; - if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%2d]. Auth error", sectorNo); + if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%2d]. Auth error", sectorNo); break; } } else { - if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_NESTED)) { + if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_NESTED, NULL)) { isOK = false; - if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%2d]. Auth nested error", sectorNo); + if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%2d]. Auth nested error", sectorNo); break; } } @@ -1102,13 +1197,13 @@ void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai for (uint8_t blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) { if(isOK && mifare_classic_readblock(pcs, cuid, FirstBlockOfSector(sectorNo) + blockNo, dataoutbuf)) { isOK = false; - if (MF_DBGLEVEL >= 1) Dbprintf("Error reading sector %2d block %2d", sectorNo, blockNo); + if (MF_DBGLEVEL >= 1) Dbprintf("Error reading sector %2d block %2d", sectorNo, blockNo); break; }; if (isOK) { if (blockNo < NumBlocksPerSector(sectorNo) - 1) { emlSetMem(dataoutbuf, FirstBlockOfSector(sectorNo) + blockNo, 1); - } else { // sector trailer, keep the keys, set only the AC + } else { // sector trailer, keep the keys, set only the AC emlGetMem(dataoutbuf2, FirstBlockOfSector(sectorNo) + blockNo, 1); memcpy(&dataoutbuf2[6], &dataoutbuf[6], 4); emlSetMem(dataoutbuf2, FirstBlockOfSector(sectorNo) + blockNo, 1); @@ -1119,7 +1214,7 @@ void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai } if(mifare_classic_halt(pcs, cuid)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Halt error"); + if (MF_DBGLEVEL >= 1) Dbprintf("Halt error"); }; // ----------------------------- crypto1 destroy @@ -1145,7 +1240,7 @@ static bool isBlockTrailer(int blockN) { if (blockN >= 128 && blockN <= 256) { return ((blockN & 0x0F) == 0x0F); } - return FALSE; + return false; } void MifareCWipe(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){ @@ -1160,20 +1255,20 @@ void MifareCWipe(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){ bool needWipe = cmdParams & 0x01; bool needFill = cmdParams & 0x02; bool gen1b = cmdParams & 0x04; - + uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE]; uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE]; - + uint8_t block0[16] = {0x01, 0x02, 0x03, 0x04, 0x04, 0x08, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xBE, 0xAF}; uint8_t block1[16] = {0x00}; uint8_t blockK[16] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x08, 0x77, 0x8F, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}; uint8_t d_block[18] = {0x00}; - + // card commands uint8_t wupC1[] = { 0x40 }; uint8_t wupC2[] = { 0x43 }; uint8_t wipeC[] = { 0x41 }; - + // iso14443 setup LED_A_ON(); LED_B_OFF(); @@ -1183,54 +1278,54 @@ void MifareCWipe(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){ // tracing clear_trace(); set_tracing(true); - + while (true){ // wipe if (needWipe){ ReaderTransmitBitsPar(wupC1,7,0, NULL); - if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) { - if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error"); + if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) { + if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error"); break; }; ReaderTransmit(wipeC, sizeof(wipeC), NULL); - if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) { - if (MF_DBGLEVEL >= 1) Dbprintf("wipeC error"); + if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) { + if (MF_DBGLEVEL >= 1) Dbprintf("wipeC error"); break; }; if(mifare_classic_halt(NULL, 0)) { - if (MF_DBGLEVEL > 2) Dbprintf("Halt error"); + if (MF_DBGLEVEL > 2) Dbprintf("Halt error"); }; }; - + // put default data if (needFill){ // select commands ReaderTransmitBitsPar(wupC1, 7, 0, NULL); - // gen1b magic tag : do no issue wupC2 and don't expect 0x0a response after SELECT_UID (after getting UID from chip in 'hf mf csetuid' command) - if (!gen1b) { + // gen1b magic tag : do no issue wupC2 and don't expect CARD_ACK response after SELECT_UID (after getting UID from chip in 'hf mf csetuid' command) + if (!gen1b) { - if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) { - if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error"); + if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) { + if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error"); break; }; ReaderTransmit(wupC2, sizeof(wupC2), NULL); - if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) { - if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error"); + if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) { + if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error"); break; }; } // send blocks command for (int blockNo = 0; blockNo < numBlocks; blockNo++) { - if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 1) || (receivedAnswer[0] != 0x0a)) { - if (MF_DBGLEVEL >= 1) Dbprintf("write block send command error"); + if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 1) || (receivedAnswer[0] != CARD_ACK)) { + if (MF_DBGLEVEL >= 1) Dbprintf("write block send command error"); break; }; - + // check type of block and add crc if (!isBlockTrailer(blockNo)){ memcpy(d_block, block1, 16); @@ -1244,33 +1339,34 @@ void MifareCWipe(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){ // send write command ReaderTransmit(d_block, sizeof(d_block), NULL); - if ((ReaderReceive(receivedAnswer, receivedAnswerPar) != 1) || (receivedAnswer[0] != 0x0a)) { - if (MF_DBGLEVEL >= 1) Dbprintf("write block send data error"); + if ((ReaderReceive(receivedAnswer, receivedAnswerPar) != 1) || (receivedAnswer[0] != CARD_ACK)) { + if (MF_DBGLEVEL >= 1) Dbprintf("write block send data error"); break; }; } - + // halt - // do no issue halt command for gen1b + // do no issue halt command for gen1b if (!gen1b) { if (mifare_classic_halt(NULL, 0)) { - if (MF_DBGLEVEL > 2) Dbprintf("Halt error"); + if (MF_DBGLEVEL > 2) Dbprintf("Halt error"); break; } } } break; - } + } + + // reset fpga + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // send USB response LED_B_ON(); cmd_send(CMD_ACK,isOK,0,0,NULL,0); LED_B_OFF(); - - // reset fpga - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + LEDsoff(); - + return; } @@ -1317,13 +1413,13 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai // get UID from chip if (workFlags & 0x01) { if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card"); + if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card"); // Continue, if we set wrong UID or wrong UID checksum or some ATQA or SAK we will can't select card. But we need to write block 0 to make card work. //break; }; if(mifare_classic_halt(NULL, cuid)) { - if (MF_DBGLEVEL > 2) Dbprintf("Halt error"); + if (MF_DBGLEVEL > 2) Dbprintf("Halt error"); // Continue, some magic tags misbehavies and send an answer to it. // break; }; @@ -1333,21 +1429,21 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai // Wipe command don't work with gen1b if (needWipe && !(workFlags & 0x40)){ ReaderTransmitBitsPar(wupC1,7,0, NULL); - if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) { - if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error"); + if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) { + if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error"); break; }; ReaderTransmit(wipeC, sizeof(wipeC), NULL); - if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) { - if (MF_DBGLEVEL >= 1) Dbprintf("wipeC error"); + if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) { + if (MF_DBGLEVEL >= 1) Dbprintf("wipeC error"); break; }; if(mifare_classic_halt(NULL, 0)) { - if (MF_DBGLEVEL > 2) Dbprintf("Halt error"); + if (MF_DBGLEVEL > 2) Dbprintf("Halt error"); // Continue, some magic tags misbehavies and send an answer to it. - // break; + // break; }; }; @@ -1355,24 +1451,24 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai if (workFlags & 0x02) { ReaderTransmitBitsPar(wupC1,7,0, NULL); - // gen1b magic tag : do no issue wupC2 and don't expect 0x0a response after SELECT_UID (after getting UID from chip in 'hf mf csetuid' command) + // gen1b magic tag : do no issue wupC2 and don't expect CARD_ACK response after SELECT_UID (after getting UID from chip in 'hf mf csetuid' command) if (!(workFlags & 0x40)) { - if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) { - if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error"); + if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) { + if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error"); break; }; ReaderTransmit(wupC2, sizeof(wupC2), NULL); - if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) { - if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error"); + if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) { + if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error"); break; }; } } - if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 1) || (receivedAnswer[0] != 0x0a)) { - if (MF_DBGLEVEL >= 1) Dbprintf("write block send command error"); + if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 1) || (receivedAnswer[0] != CARD_ACK)) { + if (MF_DBGLEVEL >= 1) Dbprintf("write block send command error"); break; }; @@ -1380,8 +1476,8 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai AppendCrc14443a(d_block, 16); ReaderTransmit(d_block, sizeof(d_block), NULL); - if ((ReaderReceive(receivedAnswer, receivedAnswerPar) != 1) || (receivedAnswer[0] != 0x0a)) { - if (MF_DBGLEVEL >= 1) Dbprintf("write block send data error"); + if ((ReaderReceive(receivedAnswer, receivedAnswerPar) != 1) || (receivedAnswer[0] != CARD_ACK)) { + if (MF_DBGLEVEL >= 1) Dbprintf("write block send data error"); break; }; @@ -1389,7 +1485,7 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai // do no issue halt command for gen1b magic tag (#db# halt error. response len: 1) if (!(workFlags & 0x40)) { if (mifare_classic_halt(NULL, 0)) { - if (MF_DBGLEVEL > 2) Dbprintf("Halt error"); + if (MF_DBGLEVEL > 2) Dbprintf("Halt error"); // Continue, some magic tags misbehavies and send an answer to it. // break; } @@ -1400,14 +1496,15 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai break; } + if ((workFlags & 0x10) || (!isOK)) { + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + } + LED_B_ON(); cmd_send(CMD_ACK,isOK,0,0,uid,4); LED_B_OFF(); - if ((workFlags & 0x10) || (!isOK)) { - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - LEDsoff(); - } + LEDsoff(); } @@ -1448,15 +1545,15 @@ void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai while (true) { if (workFlags & 0x02) { ReaderTransmitBitsPar(wupC1,7,0, NULL); - if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) { - if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error"); + if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) { + if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error"); break; }; // do no issue for gen1b magic tag if (!(workFlags & 0x40)) { ReaderTransmit(wupC2, sizeof(wupC2), NULL); - if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) { - if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error"); + if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) { + if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error"); break; }; } @@ -1464,7 +1561,7 @@ void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai // read block if ((mifare_sendcmd_short(NULL, 0, 0x30, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 18)) { - if (MF_DBGLEVEL >= 1) Dbprintf("read block send command error"); + if (MF_DBGLEVEL >= 1) Dbprintf("read block send command error"); break; }; memcpy(data, receivedAnswer, 18); @@ -1473,9 +1570,9 @@ void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai // do no issue halt command for gen1b magic tag (#db# halt error. response len: 1) if (!(workFlags & 0x40)) { if (mifare_classic_halt(NULL, cuid)) { - if (MF_DBGLEVEL > 1) Dbprintf("Halt error"); + if (MF_DBGLEVEL > 1) Dbprintf("Halt error"); // Continue, some magic tags misbehavies and send an answer to it. - // break; + // break; } } } @@ -1484,6 +1581,10 @@ void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai break; } + if ((workFlags & 0x10) || (!isOK)) { + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + } + LED_B_ON(); if (workFlags & 0x20) { if (isOK) @@ -1493,10 +1594,7 @@ void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai cmd_send(CMD_ACK,isOK,0,0,data,18); LED_B_OFF(); - if ((workFlags & 0x10) || (!isOK)) { - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - LEDsoff(); - } + LEDsoff(); } void MifareCIdent(){ @@ -1511,12 +1609,20 @@ void MifareCIdent(){ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE]; uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE]; + LED_A_ON(); + LED_B_OFF(); + LED_C_OFF(); + iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); + + clear_trace(); + set_tracing(true); + ReaderTransmitBitsPar(wupC1,7,0, NULL); - if(ReaderReceive(receivedAnswer, receivedAnswerPar) && (receivedAnswer[0] == 0x0a)) { + if(ReaderReceive(receivedAnswer, receivedAnswerPar) && (receivedAnswer[0] == CARD_ACK)) { isOK = 2; ReaderTransmit(wupC2, sizeof(wupC2), NULL); - if(ReaderReceive(receivedAnswer, receivedAnswerPar) && (receivedAnswer[0] == 0x0a)) { + if(ReaderReceive(receivedAnswer, receivedAnswerPar) && (receivedAnswer[0] == CARD_ACK)) { isOK = 1; }; }; @@ -1524,7 +1630,13 @@ void MifareCIdent(){ // From iceman1001: removed the if, since some magic tags misbehavies and send an answer to it. mifare_classic_halt(NULL, 0); + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + + LED_B_ON(); cmd_send(CMD_ACK,isOK,0,0,0,0); + LED_B_OFF(); + + LEDsoff(); } // @@ -1554,7 +1666,8 @@ void Mifare_DES_Auth1(uint8_t arg0, uint8_t *datain){ } if (MF_DBGLEVEL >= MF_DBG_EXTENDED) DbpString("AUTH 1 FINISHED"); - cmd_send(CMD_ACK,1,cuid,0,dataout, sizeof(dataout)); + + cmd_send(CMD_ACK, 1, cuid, 0, dataout, sizeof(dataout)); } void Mifare_DES_Auth2(uint32_t arg0, uint8_t *datain){ @@ -1568,30 +1681,17 @@ void Mifare_DES_Auth2(uint32_t arg0, uint8_t *datain){ isOK = mifare_desfire_des_auth2(cuid, key, dataout); - if( isOK) { + if (isOK) { if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("Authentication part2: Failed"); OnError(4); return; } + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + if (MF_DBGLEVEL >= MF_DBG_EXTENDED) DbpString("AUTH 2 FINISHED"); cmd_send(CMD_ACK, isOK, 0, 0, dataout, sizeof(dataout)); - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - LEDsoff(); -} - -void OnSuccess(){ - pcb_blocknum = 0; - ReaderTransmit(deselect_cmd, 3 , NULL); - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); LEDsoff(); } -void OnError(uint8_t reason){ - pcb_blocknum = 0; - ReaderTransmit(deselect_cmd, 3 , NULL); - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - cmd_send(CMD_ACK,0,reason,0,0,0); - LEDsoff(); -}