X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/4d2e4eea58a6a2411855f14590dc3582150baaea..b4c1f167da39e85f3d10757a1b615a64a6031f26:/armsrc/mifarecmd.c?ds=sidebyside diff --git a/armsrc/mifarecmd.c b/armsrc/mifarecmd.c index fb71b171..5d10ad81 100644 --- a/armsrc/mifarecmd.c +++ b/armsrc/mifarecmd.c @@ -86,7 +86,6 @@ void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain) LEDsoff(); } - void MifareUC_Auth(uint8_t arg0, uint8_t *keybytes){ bool turnOffField = (arg0 == 1); @@ -101,23 +100,22 @@ void MifareUC_Auth(uint8_t arg0, uint8_t *keybytes){ return; }; - if(mifare_ultra_auth(keybytes) == 1){ + if(!mifare_ultra_auth(keybytes)){ if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication failed"); OnError(1); return; } - - cmd_send(CMD_ACK,1,0,0,0,0); if (turnOffField) { FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); LEDsoff(); - } + } + cmd_send(CMD_ACK,1,0,0,0,0); } // Arg0 = BlockNo, // Arg1 = UsePwd bool -// datain = PWD bytes, +// datain = PWD bytes, void MifareUReadBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain) { uint8_t blockNo = arg0; @@ -125,57 +123,57 @@ void MifareUReadBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain) bool useKey = (arg1 == 1); //UL_C bool usePwd = (arg1 == 2); //UL_EV1/NTAG - LEDsoff(); - LED_A_ON(); + LEDsoff(); + LED_A_ON(); clear_trace(); iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); - + int len = iso14443a_select_card(NULL, NULL, NULL); if(!len) { if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%02X)",len); OnError(1); return; } - + // UL-C authentication if ( useKey ) { - uint8_t key[16] = {0x00}; + uint8_t key[16] = {0x00}; memcpy(key, datain, sizeof(key) ); - if ( mifare_ultra_auth(key) == 1 ) { + if ( !mifare_ultra_auth(key) ) { OnError(1); - return; + return; } } - + // 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}; - - if (mifare_ul_ev1_auth(pwd, pack) == 1){ + if (!mifare_ul_ev1_auth(pwd, pack)) { OnError(1); - return; + return; } - } - + } + if( mifare_ultra_readblock(blockNo, dataout) ) { if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Read block error"); OnError(2); return; } - + 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(); } + //----------------------------------------------------------------------------- // Select, Authenticate, Read a MIFARE tag. // read sector (data = 4 x 16 bytes = 64 bytes, or 16 x 16 bytes = 256 bytes) @@ -212,6 +210,7 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain) if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card"); } + if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_FIRST)) { isOK = 0; if (MF_DBGLEVEL >= 1) Dbprintf("Auth error"); @@ -249,17 +248,25 @@ 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) { + // free eventually allocated BigBuf memory + BigBuf_free(); + clear_trace(); + // params uint8_t blockNo = arg0; uint16_t blocks = arg1; bool useKey = (arg2 == 1); //UL_C bool usePwd = (arg2 == 2); //UL_EV1/NTAG - int countblocks = 0; - uint8_t dataout[176] = {0x00}; + uint32_t countblocks = 0; + uint8_t *dataout = BigBuf_malloc(CARD_MEMORY_SIZE); + if (dataout == NULL){ + Dbprintf("out of memory"); + OnError(1); + return; + } LEDsoff(); - LED_A_ON(); - clear_trace(); + LED_A_ON(); iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); int len = iso14443a_select_card(NULL, NULL, NULL); @@ -268,56 +275,68 @@ void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain) OnError(1); return; } - - // UL-C authentication + + // UL-C authentication if ( useKey ) { - uint8_t key[16] = {0x00}; + uint8_t key[16] = {0x00}; memcpy(key, datain, sizeof(key) ); - if ( mifare_ultra_auth(key) == 1 ) { + if ( !mifare_ultra_auth(key) ) { OnError(1); - return; + return; } } // UL-EV1 / NTAG authentication - if (usePwd) { + if (usePwd) { uint8_t pwd[4] = {0x00}; memcpy(pwd, datain, sizeof(pwd)); uint8_t pack[4] = {0,0,0,0}; - if (mifare_ul_ev1_auth(pwd, pack) == 1){ + if (!mifare_ul_ev1_auth(pwd, pack)){ OnError(1); return; } } - + for (int i = 0; i < blocks; i++){ - len = mifare_ultra_readblock(blockNo * 4 + i, dataout + 4 * i); + if ((i*4) + 4 >= CARD_MEMORY_SIZE) { + Dbprintf("Data exceeds buffer!!"); + break; + } + + len = mifare_ultra_readblock(blockNo + i, dataout + 4 * i); if (len) { if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Read block %d error",i); - OnError(2); + // if no blocks read - error out + if (i==0){ + OnError(2); return; + } else { + //stop at last successful read block and return what we got + break; + } } else { countblocks++; } } - + len = mifare_ultra_halt(); if (len) { if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Halt error"); OnError(3); return; } - + if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("Blocks read %d", countblocks); - len = blocks*4; + countblocks *= 4; - cmd_send(CMD_ACK, 1, len, 0, dataout, len); + cmd_send(CMD_ACK, 1, countblocks, BigBuf_max_traceLen(), 0, 0); FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); LEDsoff(); + BigBuf_free(); } //----------------------------------------------------------------------------- @@ -392,18 +411,18 @@ void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain) LEDsoff(); } - -void MifareUWriteBlock(uint8_t arg0, uint8_t *datain) +/* // Command not needed but left for future testing +void MifareUWriteBlockCompat(uint8_t arg0, uint8_t *datain) { - uint8_t blockNo = arg0; + uint8_t blockNo = arg0; byte_t blockdata[16] = {0x00}; - memcpy(blockdata, datain, 16); - + memcpy(blockdata, datain, 16); + uint8_t uid[10] = {0x00}; LED_A_ON(); LED_B_OFF(); LED_C_OFF(); - + clear_trace(); iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); @@ -413,7 +432,7 @@ void MifareUWriteBlock(uint8_t arg0, uint8_t *datain) return; }; - if(mifare_ultra_writeblock(blockNo, blockdata)) { + if(mifare_ultra_writeblock_compat(blockNo, blockdata)) { if (MF_DBGLEVEL >= 1) Dbprintf("Write block error"); OnError(0); return; }; @@ -423,20 +442,28 @@ void MifareUWriteBlock(uint8_t arg0, uint8_t *datain) OnError(0); return; }; - + if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED"); cmd_send(CMD_ACK,1,0,0,0,0); FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); LEDsoff(); } - -void MifareUWriteBlock_Special(uint8_t arg0, uint8_t *datain) +*/ + +// Arg0 : Block to write to. +// Arg1 : 0 = use no authentication. +// 1 = use 0x1A authentication. +// 2 = use 0x1B authentication. +// datain : 4 first bytes is data to be written. +// : 4/16 next bytes is authentication key. +void MifareUWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain) { uint8_t blockNo = arg0; + bool useKey = (arg1 == 1); //UL_C + bool usePwd = (arg1 == 2); //UL_EV1/NTAG byte_t blockdata[4] = {0x00}; - uint8_t uid[10] = {0x00}; - + memcpy(blockdata, datain,4); LEDsoff(); @@ -444,13 +471,35 @@ void MifareUWriteBlock_Special(uint8_t arg0, uint8_t *datain) clear_trace(); iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); - if(!iso14443a_select_card(uid, NULL, NULL)) { + if(!iso14443a_select_card(NULL, NULL, NULL)) { if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card"); OnError(0); return; }; - if(mifare_ultra_special_writeblock(blockNo, blockdata)) { + // UL-C authentication + if ( useKey ) { + uint8_t key[16] = {0x00}; + memcpy(key, datain+4, sizeof(key) ); + + if ( !mifare_ultra_auth(key) ) { + OnError(1); + return; + } + } + + // UL-EV1 / NTAG authentication + if (usePwd) { + uint8_t pwd[4] = {0x00}; + memcpy(pwd, datain+4, 4); + uint8_t pack[4] = {0,0,0,0}; + if (!mifare_ul_ev1_auth(pwd, pack)) { + OnError(1); + return; + } + } + + if(mifare_ultra_writeblock(blockNo, blockdata)) { if (MF_DBGLEVEL >= 1) Dbprintf("Write block error"); OnError(0); return; @@ -490,7 +539,7 @@ void MifareUSetPwd(uint8_t arg0, uint8_t *datain){ blockdata[1] = pwd[6]; blockdata[2] = pwd[5]; blockdata[3] = pwd[4]; - if(mifare_ultra_special_writeblock( 44, blockdata)) { + if(mifare_ultra_writeblock( 44, blockdata)) { if (MF_DBGLEVEL >= 1) Dbprintf("Write block error"); OnError(44); return; @@ -500,7 +549,7 @@ void MifareUSetPwd(uint8_t arg0, uint8_t *datain){ blockdata[1] = pwd[2]; blockdata[2] = pwd[1]; blockdata[3] = pwd[0]; - if(mifare_ultra_special_writeblock( 45, blockdata)) { + if(mifare_ultra_writeblock( 45, blockdata)) { if (MF_DBGLEVEL >= 1) Dbprintf("Write block error"); OnError(45); return; @@ -510,7 +559,7 @@ void MifareUSetPwd(uint8_t arg0, uint8_t *datain){ blockdata[1] = pwd[14]; blockdata[2] = pwd[13]; blockdata[3] = pwd[12]; - if(mifare_ultra_special_writeblock( 46, blockdata)) { + if(mifare_ultra_writeblock( 46, blockdata)) { if (MF_DBGLEVEL >= 1) Dbprintf("Write block error"); OnError(46); return; @@ -520,7 +569,7 @@ void MifareUSetPwd(uint8_t arg0, uint8_t *datain){ blockdata[1] = pwd[10]; blockdata[2] = pwd[9]; blockdata[3] = pwd[8]; - if(mifare_ultra_special_writeblock( 47, blockdata)) { + if(mifare_ultra_writeblock( 47, blockdata)) { if (MF_DBGLEVEL >= 1) Dbprintf("Write block error"); OnError(47); return; @@ -693,7 +742,7 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat // nested authentication auth2_time = auth1_time + delta_time; - len = mifare_sendcmd_shortex(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, par, &auth2_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); continue; @@ -1290,4 +1339,4 @@ void Mifare_DES_Auth2(uint32_t arg0, uint8_t *datain){ cmd_send(CMD_ACK, isOK, 0, 0, dataout, sizeof(dataout)); FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); LEDsoff(); -} +} \ No newline at end of file