X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/3de045905f901cc0d1ea49738c7d290a3acda541..385f398740895f512abc90ea5a00a9be82bf115b:/client/cmdhfmf.c diff --git a/client/cmdhfmf.c b/client/cmdhfmf.c index cbe94efe..f225359d 100644 --- a/client/cmdhfmf.c +++ b/client/cmdhfmf.c @@ -7,7 +7,7 @@ //----------------------------------------------------------------------------- // High frequency MIFARE commands //----------------------------------------------------------------------------- -#include "../include/mifare.h" + #include "cmdhfmf.h" static int CmdHelp(const char *Cmd); @@ -34,7 +34,7 @@ start: SendCommand(&c); //flush queue - while (ukbhit()) getchar(); + while (ukbhit()) getchar(); // wait cycle while (true) { @@ -71,14 +71,14 @@ start: PrintAndLog("Key not found (lfsr_common_prefix list is null). Nt=%08x", nt); } else { printf("------------------------------------------------------------------\n"); - PrintAndLog("Key found :%012"llx" \n", r_key); + PrintAndLog("Key found:%012"llx" \n", r_key); num_to_bytes(r_key, 6, keyBlock); isOK = mfCheckKeys(0, 0, 1, keyBlock, &r_key); } if (!isOK) - PrintAndLog("Found valid key :%012"llx, r_key); + PrintAndLog("Found valid key:%012"llx, r_key); else { if (isOK != 2) PrintAndLog("Found invalid key. "); @@ -124,10 +124,10 @@ int CmdHF14AMfWrBl(const char *Cmd) PrintAndLog("--block no:%d, key type:%c, key:%s", blockNo, keyType?'B':'A', sprint_hex(key, 6)); PrintAndLog("--data: %s", sprint_hex(bldata, 16)); - UsbCommand c = {CMD_MIFARE_WRITEBL, {blockNo, keyType, 0}}; + UsbCommand c = {CMD_MIFARE_WRITEBL, {blockNo, keyType, 0}}; memcpy(c.d.asBytes, key, 6); memcpy(c.d.asBytes + 10, bldata, 16); - SendCommand(&c); + SendCommand(&c); UsbCommand resp; if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { @@ -168,9 +168,9 @@ int CmdHF14AMfRdBl(const char *Cmd) } PrintAndLog("--block no:%d, key type:%c, key:%s ", blockNo, keyType?'B':'A', sprint_hex(key, 6)); - UsbCommand c = {CMD_MIFARE_READBL, {blockNo, keyType, 0}}; + UsbCommand c = {CMD_MIFARE_READBL, {blockNo, keyType, 0}}; memcpy(c.d.asBytes, key, 6); - SendCommand(&c); + SendCommand(&c); UsbCommand resp; if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { @@ -298,7 +298,7 @@ int CmdHF14AMfDump(const char *Cmd) } if ((fin = fopen("dumpkeys.bin","rb")) == NULL) { - PrintAndLog("Could not find file dumpkeys.bin"); + PrintAndLog("Could not find file dumpkeys.bin"); return 1; } @@ -321,7 +321,7 @@ int CmdHF14AMfDump(const char *Cmd) } fclose(fin); - + PrintAndLog("|-----------------------------------------|"); PrintAndLog("|------ Reading sector access bits...-----|"); PrintAndLog("|-----------------------------------------|"); @@ -374,12 +374,12 @@ int CmdHF14AMfDump(const char *Cmd) received = WaitForResponseTimeout(CMD_ACK,&resp,1500); } else if (rights[sectorNo][data_area] == 0x07) { // no key would work isOK = false; - PrintAndLog("Access rights do not allow reading of sector %2d block %3d", sectorNo, blockNo); + PrintAndLog("Access rights do not allow reading of sector %2d block %3d", sectorNo, blockNo); } else { // key A would work - UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}}; - memcpy(c.d.asBytes, keyA[sectorNo], 6); - SendCommand(&c); - received = WaitForResponseTimeout(CMD_ACK,&resp,1500); + UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}}; + memcpy(c.d.asBytes, keyA[sectorNo], 6); + SendCommand(&c); + received = WaitForResponseTimeout(CMD_ACK,&resp,1500); } } @@ -426,7 +426,7 @@ int CmdHF14AMfDump(const char *Cmd) fclose(fout); PrintAndLog("Dumped %d blocks (%d bytes) to file dumpdata.bin", numblocks, 16*numblocks); } - + return 0; } @@ -461,7 +461,7 @@ int CmdHF14AMfRestore(const char *Cmd) PrintAndLog(" hf mf restore 4"); return 0; } - + if ((fkeys = fopen("dumpkeys.bin","rb")) == NULL) { PrintAndLog("Could not find file dumpkeys.bin"); return 1; @@ -470,6 +470,8 @@ int CmdHF14AMfRestore(const char *Cmd) for (sectorNo = 0; sectorNo < numSectors; sectorNo++) { if (fread(keyA[sectorNo], 1, 6, fkeys) == 0) { PrintAndLog("File reading error (dumpkeys.bin)."); + + fclose(fkeys); return 2; } } @@ -477,12 +479,13 @@ int CmdHF14AMfRestore(const char *Cmd) for (sectorNo = 0; sectorNo < numSectors; sectorNo++) { if (fread(keyB[sectorNo], 1, 6, fkeys) == 0) { PrintAndLog("File reading error (dumpkeys.bin)."); + fclose(fkeys); return 2; } } fclose(fkeys); - + if ((fdump = fopen("dumpdata.bin","rb")) == NULL) { PrintAndLog("Could not find file dumpdata.bin"); return 1; @@ -690,13 +693,6 @@ int CmdHF14AMfNested(const char *Cmd) bool calibrate = true; for (i = 0; i < NESTED_SECTOR_RETRY; i++) { for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) { - - if (ukbhit()) { - printf("\naborted via keyboard!\n"); - free(e_sector); - return 2; - } - for (trgKeyType = 0; trgKeyType < 2; trgKeyType++) { if (e_sector[sectorNo].foundKey[trgKeyType]) continue; PrintAndLog("-----------------------------------------------"); @@ -773,7 +769,7 @@ int CmdHF14AMfNested(const char *Cmd) } fclose(fkeys); } - + free(e_sector); } return 0; @@ -791,8 +787,8 @@ int CmdHF14AMfChk(const char *Cmd) PrintAndLog(" hf mf chk *1 ? t"); PrintAndLog(" hf mf chk *1 ? d"); return 0; - } - + } + FILE * f; char filename[FILE_PATH_SIZE]={0}; char buf[13]; @@ -937,8 +933,8 @@ int CmdHF14AMfChk(const char *Cmd) PrintAndLog("No key specified, trying default keys"); for (;keycnt < defaultKeysSize; keycnt++) PrintAndLog("chk default key[%2d] %02x%02x%02x%02x%02x%02x", keycnt, - (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2], - (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6); + (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2], + (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6); } // initialize storage for found keys @@ -983,13 +979,13 @@ int CmdHF14AMfChk(const char *Cmd) for (uint16_t t = 0; t < 2; t++) { if (validKey[t][sectorNo]) { memcpy(block + t*10, foundKey[t][sectorNo], 6); - } - } + } + } mfEmlSetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1); } } PrintAndLog("Found keys have been transferred to the emulator memory"); - } + } if (createDumpFile) { FILE *fkeys = fopen("dumpkeys.bin","wb"); @@ -997,7 +993,7 @@ int CmdHF14AMfChk(const char *Cmd) PrintAndLog("Could not create file dumpkeys.bin"); free(keyBlock); return 1; - } + } for (uint16_t t = 0; t < 2; t++) { fwrite(foundKey[t], 1, 6*SectorsCnt, fkeys); } @@ -1007,7 +1003,7 @@ int CmdHF14AMfChk(const char *Cmd) free(keyBlock); PrintAndLog(""); - return 0; + return 0; } int CmdHF14AMf1kSim(const char *Cmd) @@ -1016,12 +1012,16 @@ int CmdHF14AMf1kSim(const char *Cmd) uint8_t exitAfterNReads = 0; uint8_t flags = 0; - if (param_getchar(Cmd, 0) == 'h') { + uint8_t cmdp = param_getchar(Cmd, 0); + + if (cmdp == 'h' || cmdp == 'H') { PrintAndLog("Usage: hf mf sim u n i x"); + PrintAndLog(" h this help"); PrintAndLog(" u (Optional) UID. If not specified, the UID from emulator memory will be used"); PrintAndLog(" n (Optional) Automatically exit simulation after blocks have been read by reader. 0 = infinite"); PrintAndLog(" i (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted"); PrintAndLog(" x (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)"); + PrintAndLog(""); PrintAndLog(" sample: hf mf sim u 0a0a0a0a "); return 0; } @@ -1102,7 +1102,7 @@ int CmdHF14AMfDbg(const char *Cmd) int CmdHF14AMfEGet(const char *Cmd) { uint8_t blockNo = 0; - uint8_t data[16]; + uint8_t data[16] = {0x00}; if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') { PrintAndLog("Usage: hf mf eget "); @@ -1169,14 +1169,11 @@ int CmdHF14AMfELoad(const char *Cmd) FILE * f; char filename[FILE_PATH_SIZE]; char *fnameptr = filename; - char buf[64]; - uint8_t buf8[64]; + char buf[64] = {0x00}; + uint8_t buf8[64] = {0x00}; int i, len, blockNum, numBlocks; int nameParamNo = 1; - memset(filename, 0, sizeof(filename)); - memset(buf, 0, sizeof(buf)); - char ctmp = param_getchar(Cmd, 0); if ( ctmp == 'h' || ctmp == 0x00) { @@ -1246,11 +1243,13 @@ int CmdHF14AMfELoad(const char *Cmd) fclose(f); return 3; } + printf("."); blockNum++; if (blockNum >= numBlocks) break; } fclose(f); + printf("\n"); if ((blockNum != numBlocks)) { PrintAndLog("File content error. Got %d must be %d blocks.",blockNum, numBlocks); @@ -1276,7 +1275,7 @@ int CmdHF14AMfESave(const char *Cmd) char ctmp = param_getchar(Cmd, 0); if ( ctmp == 'h' || ctmp == 'H') { - PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`"); + PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`"); PrintAndLog(" Usage: hf mf esave [card memory] [file name w/o `.eml`]"); PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K"); PrintAndLog(""); @@ -1285,7 +1284,7 @@ int CmdHF14AMfESave(const char *Cmd) PrintAndLog(" hf mf esave 4 filename"); return 0; } - + switch (ctmp) { case '0' : numBlocks = 5*4; break; case '1' : @@ -1320,7 +1319,7 @@ int CmdHF14AMfESave(const char *Cmd) // open file f = fopen(filename, "w+"); - + if ( !f ) { PrintAndLog("Can't open file %s ", filename); return 1; @@ -1452,13 +1451,13 @@ int CmdHF14AMfCSetUID(const char *Cmd) char ctmp = param_getchar(Cmd, 1); if (ctmp == 'w' || ctmp == 'W') wipeCard = 1; - PrintAndLog("--wipe card:%02x uid:%s", wipeCard, sprint_hex(uid, 4)); + PrintAndLog("--wipe card:%s uid:%s", (wipeCard)?"YES":"NO", sprint_hex(uid, 4)); res = mfCSetUID(uid, oldUid, wipeCard); if (res) { - PrintAndLog("Can't set UID. error=%d", res); - return 1; - } + PrintAndLog("Can't set UID. error=%d", res); + return 1; + } PrintAndLog("old UID:%s", sprint_hex(oldUid, 4)); PrintAndLog("new UID:%s", sprint_hex(uid, 4)); @@ -1467,11 +1466,10 @@ int CmdHF14AMfCSetUID(const char *Cmd) int CmdHF14AMfCSetBlk(const char *Cmd) { - uint8_t uid[8]; - uint8_t memBlock[16]; + uint8_t uid[8] = {0x00}; + uint8_t memBlock[16] = {0x00}; uint8_t blockNo = 0; int res; - memset(memBlock, 0x00, sizeof(memBlock)); if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') { PrintAndLog("Usage: hf mf csetblk "); @@ -1496,7 +1494,6 @@ int CmdHF14AMfCSetBlk(const char *Cmd) return 1; } - PrintAndLog("UID:%s", sprint_hex(uid, 4)); return 0; } @@ -1511,11 +1508,8 @@ int CmdHF14AMfCLoad(const char *Cmd) uint8_t fillFromEmulator = 0; int i, len, blockNum, flags; - // memset(filename, 0, sizeof(filename)); - // memset(buf, 0, sizeof(buf)); - if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) { - PrintAndLog("It loads magic Chinese card (only works with!!!) from the file `filename.eml`"); + PrintAndLog("It loads magic Chinese card from the file `filename.eml`"); PrintAndLog("or from emulator memory (option `e`)"); PrintAndLog("Usage: hf mf cload "); PrintAndLog(" or: hf mf cload e "); @@ -1562,7 +1556,9 @@ int CmdHF14AMfCLoad(const char *Cmd) blockNum = 0; flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC; while(!feof(f)){ + memset(buf, 0, sizeof(buf)); + if (fgets(buf, sizeof(buf), f) == NULL) { PrintAndLog("File reading error."); return 2; @@ -1597,6 +1593,7 @@ int CmdHF14AMfCLoad(const char *Cmd) PrintAndLog("Loaded from file: %s", filename); return 0; } + return 0; } int CmdHF14AMfCGetBlk(const char *Cmd) { @@ -1628,10 +1625,9 @@ int CmdHF14AMfCGetBlk(const char *Cmd) { int CmdHF14AMfCGetSc(const char *Cmd) { - uint8_t memBlock[16]; + uint8_t memBlock[16] = {0x00}; uint8_t sectorNo = 0; int i, res, flags; - memset(memBlock, 0x00, sizeof(memBlock)); if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') { PrintAndLog("Usage: hf mf cgetsc "); @@ -1729,7 +1725,7 @@ int CmdHF14AMfCSave(const char *Cmd) { // open file f = fopen(filename, "w+"); - + if (f == NULL) { PrintAndLog("File not found or locked."); return 1; @@ -1769,18 +1765,19 @@ int CmdHF14AMfSniff(const char *Cmd){ int res = 0; int len = 0; int blockLen = 0; - int num = 0; int pckNum = 0; + int num = 0; uint8_t uid[7]; uint8_t uid_len; - uint8_t atqa[2]; + uint8_t atqa[2] = {0x00}; uint8_t sak; bool isTag; - uint8_t buf[3000]; - uint8_t * bufPtr = buf; - memset(buf, 0x00, 3000); + uint8_t *buf = NULL; + uint16_t bufsize = 0; + uint8_t *bufPtr = NULL; - if (param_getchar(Cmd, 0) == 'h') { + char ctmp = param_getchar(Cmd, 0); + if ( ctmp == 'h' || ctmp == 'H' ) { PrintAndLog("It continuously gets data from the field and saves it to: log, emulator, emulator file."); PrintAndLog("You can specify:"); PrintAndLog(" l - save encrypted sequence to logfile `uid.log`"); @@ -1793,7 +1790,7 @@ int CmdHF14AMfSniff(const char *Cmd){ } for (int i = 0; i < 4; i++) { - char ctmp = param_getchar(Cmd, i); + ctmp = param_getchar(Cmd, i); if (ctmp == 'l' || ctmp == 'L') wantLogToFile = true; if (ctmp == 'd' || ctmp == 'D') wantDecrypt = true; //if (ctmp == 'e' || ctmp == 'E') wantSaveToEml = true; TODO @@ -1820,32 +1817,47 @@ int CmdHF14AMfSniff(const char *Cmd){ break; } - UsbCommand resp; - if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) { + UsbCommand resp; + if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) { res = resp.arg[0] & 0xff; - len = resp.arg[1]; - num = resp.arg[2]; - - if (res == 0) return 0; - if (res == 1) { - if (num ==0) { + uint16_t traceLen = resp.arg[1]; + len = resp.arg[2]; + + if (res == 0) return 0; // we are done + + if (res == 1) { // there is (more) data to be transferred + if (pckNum == 0) { // first packet, (re)allocate necessary buffer + if (traceLen > bufsize) { + uint8_t *p; + if (buf == NULL) { // not yet allocated + p = malloc(traceLen); + } else { // need more memory + p = realloc(buf, traceLen); + } + if (p == NULL) { + PrintAndLog("Cannot allocate memory for trace"); + free(buf); + return 2; + } + buf = p; + } bufPtr = buf; - memset(buf, 0x00, 3000); + bufsize = traceLen; + memset(buf, 0x00, traceLen); } memcpy(bufPtr, resp.d.asBytes, len); bufPtr += len; pckNum++; } - if (res == 2) { + + if (res == 2) { // received all data, start displaying blockLen = bufPtr - buf; bufPtr = buf; printf(">\n"); PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum); - num = 0; while (bufPtr - buf < blockLen) { - bufPtr += 6; + bufPtr += 6; // skip (void) timing information len = *((uint16_t *)bufPtr); - if(len & 0x8000) { isTag = true; len &= 0x7fff; @@ -1854,12 +1866,10 @@ int CmdHF14AMfSniff(const char *Cmd){ } bufPtr += 2; if ((len == 14) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff) && (bufPtr[12] == 0xff) && (bufPtr[13] == 0xff)) { - memcpy(uid, bufPtr + 2, 7); memcpy(atqa, bufPtr + 2 + 7, 2); uid_len = (atqa[0] & 0xC0) == 0x40 ? 7 : 4; sak = bufPtr[11]; - PrintAndLog("tag select uid:%s atqa:0x%02x%02x sak:0x%02x", sprint_hex(uid + (7 - uid_len), uid_len), atqa[1], @@ -1877,109 +1887,20 @@ int CmdHF14AMfSniff(const char *Cmd){ AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len); if (wantDecrypt) mfTraceDecode(bufPtr, len, wantSaveToEmlFile); + num++; } bufPtr += len; - bufPtr += ((len-1)/8+1); // ignore parity - num++; + bufPtr += ((len-1)/8+1); // ignore parity } + pckNum = 0; } } // resp not NULL } // while (true) - + + free(buf); return 0; } -// Tries to identify cardsize. -// Returns where num is: -// -1 unidentified -// 0 - MINI (320bytes) -// 1 - 1K -// 2 - 2K -// 4 - 4K -int GetCardSize() -{ - UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}}; - SendCommand(&c); - - UsbCommand resp; - WaitForResponse(CMD_ACK,&resp); - - if(resp.arg[0] == 0) { - PrintAndLog("iso14443a card select failed"); - return -1; - } - - iso14a_card_select_t *card = (iso14a_card_select_t *)resp.d.asBytes; - - PrintAndLog("Trying to detect card size."); - - uint16_t atqa = 0; - uint8_t sak = 0; - atqa = (card->atqa[1] & 0xff) << 8; - atqa += card->atqa[0] & 0xff; - sak = card->sak; - - // https://code.google.com/p/libnfc/source/browse/libnfc/target-subr.c - - PrintAndLog("found ATAQ: %04X SAK: %02X", atqa, sak); - - - // NXP MIFARE Mini 0.3k - if ( ( (atqa & 0xff0f) == 0x0004) && (sak == 0x09) ) return 0; - - // MIFARE Classic 1K - if ( ((atqa & 0xff0f) == 0x0004) && (sak == 0x08) ) return 1; - - // MIFARE Classik 4K - if ( ((atqa & 0xff0f) == 0x0002) && (sak == 0x18) ) return 4; - - // SmartMX with MIFARE 1K emulation - if ( ((atqa & 0xf0ff) == 0x0004) ) return 1; - - // SmartMX with MIFARE 4K emulation - if ( ((atqa & 0xf0ff) == 0x0002) ) return 4; - - // Infineon MIFARE CLASSIC 1K - if ( ((atqa & 0xffff) == 0x0004) && (sak == 0x88) ) return 1; - - // MFC 4K emulated by Nokia 6212 Classic - if ( ((atqa & 0xffff) == 0x0002) && (sak == 0x38) ) return 4; - - // MFC 4K emulated by Nokia 6131 NFC - if ( ((atqa & 0xffff) == 0x0008) && (sak == 0x38) ) return 4; - - - //PrintAndLog("BEFOOO 1K %02X", (atqa & 0xff0f)); - - // MIFARE Plus (4 Byte UID or 4 Byte RID) - // MIFARE Plus (7 Byte UID) - if ( - ((atqa & 0xffff) == 0x0002) | - ((atqa & 0xffff) == 0x0004) | - ((atqa & 0xffff) == 0x0042) | - ((atqa & 0xffff) == 0x0044) - ) - { - switch(sak){ - case 0x08: - case 0x10: { - //case 0x20: - PrintAndLog("2"); - return 2; - break; - } - case 0x11: - case 0x18:{ - //case 0x20: - PrintAndLog("4"); - return 4; - break; - } - } - } - - return -1; -} static command_t CommandTable[] = {