X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/f774db9598abfe5401d2cc5a4b0ba2344ba935e9..3b33bda694bcd22e2ceb8c9ff052f8fd4b81e3e8:/client/cmdhfmf.c?ds=sidebyside diff --git a/client/cmdhfmf.c b/client/cmdhfmf.c index 8c91e84c..597841e1 100644 --- a/client/cmdhfmf.c +++ b/client/cmdhfmf.c @@ -1,5 +1,5 @@ //----------------------------------------------------------------------------- -// Copyright (C) 2011 Merlok +// Copyright (C) 2011,2012 Merlok // // 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 @@ -9,7 +9,6 @@ //----------------------------------------------------------------------------- #include "cmdhfmf.h" -#include "proxmark3.h" static int CmdHelp(const char *Cmd); @@ -19,7 +18,7 @@ int CmdHF14AMifare(const char *Cmd) uint32_t nt = 0; uint64_t par_list = 0, ks_list = 0, r_key = 0; uint8_t isOK = 0; - uint8_t keyBlock[6] = {0,0,0,0,0,0}; + uint8_t keyBlock[8] = {0}; if (param_getchar(Cmd, 0) && param_gethex(Cmd, 0, keyBlock, 8)) { PrintAndLog("Nt must include 8 HEX symbols"); @@ -37,7 +36,6 @@ start: // message printf("-------------------------------------------------------------------------\n"); printf("Executing command. It may take up to 30 min.\n"); - printf("Press the key on proxmark3 device to abort proxmark3.\n"); printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n"); printf("-------------------------------------------------------------------------\n"); @@ -51,14 +49,14 @@ start: break; } - UsbCommand * resp = WaitForResponseTimeout(CMD_ACK, 2000); - if (resp != NULL) { - isOK = resp->arg[0] & 0xff; + UsbCommand resp; + if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) { + isOK = resp.arg[0] & 0xff; - uid = (uint32_t)bytes_to_num(resp->d.asBytes + 0, 4); - nt = (uint32_t)bytes_to_num(resp->d.asBytes + 4, 4); - par_list = bytes_to_num(resp->d.asBytes + 8, 8); - ks_list = bytes_to_num(resp->d.asBytes + 16, 8); + uid = (uint32_t)bytes_to_num(resp.d.asBytes + 0, 4); + nt = (uint32_t)bytes_to_num(resp.d.asBytes + 4, 4); + par_list = bytes_to_num(resp.d.asBytes + 8, 8); + ks_list = bytes_to_num(resp.d.asBytes + 16, 8); printf("\n\n"); PrintAndLog("isOk:%02x", isOK); @@ -72,18 +70,23 @@ start: if (isOK != 1) return 1; // execute original function from util nonce2key - if (nonce2key(uid, nt, par_list, ks_list, &r_key)) return 2; - printf("------------------------------------------------------------------\n"); - PrintAndLog("Key found:%012llx \n", r_key); + if (nonce2key(uid, nt, par_list, ks_list, &r_key)) + { + isOK = 2; + PrintAndLog("Key not found (lfsr_common_prefix list is null). Nt=%08x", nt); + } else { + printf("------------------------------------------------------------------\n"); + PrintAndLog("Key found:%012"llx" \n", r_key); - num_to_bytes(r_key, 6, keyBlock); - isOK = mfCheckKeys(0, 0, 1, keyBlock, &r_key); + num_to_bytes(r_key, 6, keyBlock); + isOK = mfCheckKeys(0, 0, 1, keyBlock, &r_key); + } if (!isOK) - PrintAndLog("Found valid key:%012llx", r_key); + PrintAndLog("Found valid key:%012"llx, r_key); else { - PrintAndLog("Found invalid key. ( Nt=%08x ,Trying use it to run again...", nt); - c.d.asDwords[0] = nt; + if (isOK != 2) PrintAndLog("Found invalid key. ( Nt=%08x ,Trying use it to run again...", nt); + c.arg[0] = nt; goto start; } @@ -127,11 +130,10 @@ int CmdHF14AMfWrBl(const char *Cmd) memcpy(c.d.asBytes, key, 6); memcpy(c.d.asBytes + 10, bldata, 16); SendCommand(&c); - UsbCommand * resp = WaitForResponseTimeout(CMD_ACK, 1500); - - if (resp != NULL) { - uint8_t isOK = resp->arg[0] & 0xff; + UsbCommand resp; + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; PrintAndLog("isOk:%02x", isOK); } else { PrintAndLog("Command execute timeout"); @@ -171,11 +173,11 @@ int CmdHF14AMfRdBl(const char *Cmd) UsbCommand c = {CMD_MIFARE_READBL, {blockNo, keyType, 0}}; memcpy(c.d.asBytes, key, 6); SendCommand(&c); - UsbCommand * resp = WaitForResponseTimeout(CMD_ACK, 1500); - if (resp != NULL) { - uint8_t isOK = resp->arg[0] & 0xff; - uint8_t * data = resp->d.asBytes; + UsbCommand resp; + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + uint8_t * data = resp.d.asBytes; if (isOK) PrintAndLog("isOk:%02x data:%s", isOK, sprint_hex(data, 16)); @@ -226,12 +228,12 @@ int CmdHF14AMfRdSc(const char *Cmd) UsbCommand c = {CMD_MIFARE_READSC, {sectorNo, keyType, 0}}; memcpy(c.d.asBytes, key, 6); SendCommand(&c); - UsbCommand * resp = WaitForResponseTimeout(CMD_ACK, 1500); PrintAndLog(" "); - if (resp != NULL) { - isOK = resp->arg[0] & 0xff; - data = resp->d.asBytes; + UsbCommand resp; + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + isOK = resp.arg[0] & 0xff; + data = resp.d.asBytes; PrintAndLog("isOk:%02x", isOK); if (isOK) @@ -242,13 +244,11 @@ int CmdHF14AMfRdSc(const char *Cmd) PrintAndLog("Command1 execute timeout"); } - // response2 - resp = WaitForResponseTimeout(CMD_ACK, 500); + // response2 PrintAndLog(" "); - - if (resp != NULL) { - isOK = resp->arg[0] & 0xff; - data = resp->d.asBytes; + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + isOK = resp.arg[0] & 0xff; + data = resp.d.asBytes; if (isOK) for (i = 0; i < 2; i++) { @@ -272,7 +272,7 @@ int CmdHF14AMfDump(const char *Cmd) FILE *fin; FILE *fout; - UsbCommand *resp; + UsbCommand resp; if ((fin = fopen("dumpkeys.bin","rb")) == NULL) { PrintAndLog("Could not find file dumpkeys.bin"); @@ -287,10 +287,16 @@ int CmdHF14AMfDump(const char *Cmd) // Read key file for (i=0 ; i<16 ; i++) { - fread ( keyA[i], 1, 6, fin ); + if (fread( keyA[i], 1, 6, fin ) == 0) { + PrintAndLog("File reading error."); + return 2; + } } for (i=0 ; i<16 ; i++) { - fread ( keyB[i], 1, 6, fin ); + if (fread( keyB[i], 1, 6, fin ) == 0) { + PrintAndLog("File reading error."); + return 2; + } } // Read access rights to sectors @@ -303,11 +309,10 @@ int CmdHF14AMfDump(const char *Cmd) UsbCommand c = {CMD_MIFARE_READBL, {4*i + 3, 0, 0}}; memcpy(c.d.asBytes, keyA[i], 6); SendCommand(&c); - resp = WaitForResponseTimeout(CMD_ACK, 1500); - if (resp != NULL) { - uint8_t isOK = resp->arg[0] & 0xff; - uint8_t *data = resp->d.asBytes; + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + uint8_t *data = resp.d.asBytes; if (isOK){ rights[i][0] = ((data[7] & 0x10)>>4) | ((data[8] & 0x1)<<1) | ((data[8] & 0x10)>>2); rights[i][1] = ((data[7] & 0x20)>>5) | ((data[8] & 0x2)<<0) | ((data[8] & 0x20)>>3); @@ -329,20 +334,23 @@ int CmdHF14AMfDump(const char *Cmd) PrintAndLog("|----- Dumping all blocks to file... -----|"); PrintAndLog("|-----------------------------------------|"); + for (i=0 ; i<16 ; i++) { for (j=0 ; j<4 ; j++) { - if (j == 3){ + bool received = false; + + if (j == 3){ UsbCommand c = {CMD_MIFARE_READBL, {i*4 + j, 0, 0}}; memcpy(c.d.asBytes, keyA[i], 6); SendCommand(&c); - resp = WaitForResponseTimeout(CMD_ACK, 1500); + received = WaitForResponseTimeout(CMD_ACK,&resp,1500); } else{ if ((rights[i][j] == 6) | (rights[i][j] == 5)) { UsbCommand c = {CMD_MIFARE_READBL, {i*4+j, 1, 0}}; memcpy(c.d.asBytes, keyB[i], 6); SendCommand(&c); - resp = WaitForResponseTimeout(CMD_ACK, 1500); + received = WaitForResponseTimeout(CMD_ACK,&resp,1500); } else if (rights[i][j] == 7) { PrintAndLog("Access rights do not allow reading of sector %d block %d",i,j); @@ -351,13 +359,13 @@ int CmdHF14AMfDump(const char *Cmd) UsbCommand c = {CMD_MIFARE_READBL, {i*4+j, 0, 0}}; memcpy(c.d.asBytes, keyA[i], 6); SendCommand(&c); - resp = WaitForResponseTimeout(CMD_ACK, 1500); + received = WaitForResponseTimeout(CMD_ACK,&resp,1500); } } - if (resp != NULL) { - uint8_t isOK = resp->arg[0] & 0xff; - uint8_t *data = resp->d.asBytes; + if (received) { + uint8_t isOK = resp.arg[0] & 0xff; + uint8_t *data = resp.d.asBytes; if (j == 3) { data[0] = (keyA[i][0]); data[1] = (keyA[i][1]); @@ -414,10 +422,16 @@ int CmdHF14AMfRestore(const char *Cmd) } for (i=0 ; i<16 ; i++) { - fread(keyA[i], 1, 6, fkeys); + if (fread(keyA[i], 1, 6, fkeys) == 0) { + PrintAndLog("File reading error."); + return 2; + } } for (i=0 ; i<16 ; i++) { - fread(keyB[i], 1, 6, fkeys); + if (fread(keyB[i], 1, 6, fkeys) == 0) { + PrintAndLog("File reading error."); + return 2; + } } PrintAndLog("Restoring dumpdata.bin to card"); @@ -427,7 +441,10 @@ int CmdHF14AMfRestore(const char *Cmd) UsbCommand c = {CMD_MIFARE_WRITEBL, {i*4 + j, keyType, 0}}; memcpy(c.d.asBytes, key, 6); - fread(bldata, 1, 16, fdump); + if (fread(bldata, 1, 16, fdump) == 0) { + PrintAndLog("File reading error."); + return 2; + } if (j == 3) { bldata[0] = (keyA[i][0]); @@ -458,10 +475,10 @@ int CmdHF14AMfRestore(const char *Cmd) memcpy(c.d.asBytes + 10, bldata, 16); SendCommand(&c); - UsbCommand *resp = WaitForResponseTimeout(CMD_ACK, 1500); - if (resp != NULL) { - uint8_t isOK = resp->arg[0] & 0xff; + UsbCommand resp; + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; PrintAndLog("isOk:%02x", isOK); } else { PrintAndLog("Command execute timeout"); @@ -571,7 +588,7 @@ int CmdHF14AMfNested(const char *Cmd) if (res) res = mfCheckKeys(trgBlockNo, trgKeyType, 8, &keyBlock[6 * 8], &key64); if (!res) { - PrintAndLog("Found valid key:%012llx", key64); + PrintAndLog("Found valid key:%012"llx, key64); // transfer key to the emulator if (transferToEml) { @@ -631,7 +648,7 @@ int CmdHF14AMfNested(const char *Cmd) if (res) res = mfCheckKeys(trgBlockNo, trgKeyType, 8, &keyBlock[6 * 8], &key64); if (!res) { - PrintAndLog("Found valid key:%012llx", key64); + PrintAndLog("Found valid key:%012"llx, key64); e_sector[trgBlockNo / 4].foundKey[trgKeyType] = 1; e_sector[trgBlockNo / 4].Key[trgKeyType] = key64; } @@ -644,7 +661,7 @@ int CmdHF14AMfNested(const char *Cmd) PrintAndLog("|sec|key A |res|key B |res|"); PrintAndLog("|---|----------------|---|----------------|---|"); for (i = 0; i < SectorsCnt; i++) { - PrintAndLog("|%03d| %012llx | %d | %012llx | %d |", i, + PrintAndLog("|%03d| %012"llx" | %d | %012"llx" | %d |", i, e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]); } PrintAndLog("|---|----------------|---|----------------|---|"); @@ -814,8 +831,11 @@ int CmdHF14AMfChk(const char *Cmd) if ( (f = fopen( filename , "r")) ) { while( !feof(f) ){ memset(buf, 0, sizeof(buf)); - fgets(buf, sizeof(buf), f); - + if (fgets(buf, sizeof(buf), f) == NULL) { + PrintAndLog("File reading error."); + return 2; + } + if (strlen(buf) < 12 || buf[11] == '\n') continue; @@ -841,7 +861,7 @@ int CmdHF14AMfChk(const char *Cmd) } memset(keyBlock + 6 * keycnt, 0, 6); num_to_bytes(strtoll(buf, NULL, 16), 6, keyBlock + 6*keycnt); - PrintAndLog("chk custom key[%d] %012llx", keycnt, bytes_to_num(keyBlock + 6*keycnt, 6)); + PrintAndLog("chk custom key[%d] %012"llx, keycnt, bytes_to_num(keyBlock + 6*keycnt, 6)); keycnt++; } } else { @@ -871,7 +891,7 @@ int CmdHF14AMfChk(const char *Cmd) res = mfCheckKeys(b, t, size, keyBlock +6*c, &key64); if (res !=1) { if (!res) { - PrintAndLog("Found valid key:[%012llx]",key64); + PrintAndLog("Found valid key:[%012"llx"]",key64); if (transferToEml) { uint8_t block[16]; mfEmlGetMem(block, get_trailer_block(b), 1); @@ -985,10 +1005,6 @@ int CmdHF14AMfEGet(const char *Cmd) } blockNo = param_get8(Cmd, 0); - if (blockNo >= 32 * 4 + 8 * 16) { - PrintAndLog("Block number must be in [0..255] as in MIFARE classic."); - return 1; - } PrintAndLog(" "); if (!mfEmlGetMem(data, blockNo, 3)) { @@ -1029,10 +1045,6 @@ int CmdHF14AMfESet(const char *Cmd) } blockNo = param_get8(Cmd, 0); - if (blockNo >= 32 * 4 + 8 * 16) { - PrintAndLog("Block number must be in [0..255] as in MIFARE classic."); - return 1; - } if (param_gethex(Cmd, 1, memBlock, 32)) { PrintAndLog("block data must include 32 HEX symbols"); @@ -1083,7 +1095,10 @@ int CmdHF14AMfELoad(const char *Cmd) blockNum = 0; while(!feof(f)){ memset(buf, 0, sizeof(buf)); - fgets(buf, sizeof(buf), f); + if (fgets(buf, sizeof(buf), f) == NULL) { + PrintAndLog("File reading error."); + return 2; + } if (strlen(buf) < 32){ if(strlen(buf) && feof(f)) @@ -1211,7 +1226,7 @@ int CmdHF14AMfEKeyPrn(const char *Cmd) } keyA = bytes_to_num(data, 6); keyB = bytes_to_num(data + 10, 6); - PrintAndLog("|%03d| %012llx | %012llx |", i, keyA, keyB); + PrintAndLog("|%03d| %012"llx" | %012"llx" |", i, keyA, keyB); } PrintAndLog("|---|----------------|----------------|"); @@ -1270,10 +1285,6 @@ int CmdHF14AMfCSetBlk(const char *Cmd) } blockNo = param_get8(Cmd, 0); - if (blockNo >= 32 * 4 + 8 * 16) { - PrintAndLog("Block number must be in [0..255] as in MIFARE classic."); - return 1; - } if (param_gethex(Cmd, 1, memBlock, 32)) { PrintAndLog("block data must include 32 HEX symbols"); @@ -1282,7 +1293,7 @@ int CmdHF14AMfCSetBlk(const char *Cmd) PrintAndLog("--block number:%02x data:%s", blockNo, sprint_hex(memBlock, 16)); - res = mfCSetBlock(blockNo, memBlock, uid, 0); + res = mfCSetBlock(blockNo, memBlock, uid, 0, CSETBLOCK_SINGLE_OPER); if (res) { PrintAndLog("Can't write block. error=%d", res); return 1; @@ -1294,23 +1305,383 @@ int CmdHF14AMfCSetBlk(const char *Cmd) int CmdHF14AMfCLoad(const char *Cmd) { + FILE * f; + char filename[20]; + char * fnameptr = filename; + char buf[64]; + uint8_t buf8[64]; + 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("or from emulator memory (option `e`)"); + PrintAndLog("Usage: hf mf cload "); + PrintAndLog(" or: hf mf cload e "); + PrintAndLog(" sample: hf mf cload filename"); + return 0; + } + + char ctmp = param_getchar(Cmd, 0); + if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1; + + if (fillFromEmulator) { + flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC; + for (blockNum = 0; blockNum < 16 * 4; blockNum += 1) { + if (mfEmlGetMem(buf8, blockNum, 1)) { + PrintAndLog("Cant get block: %d", blockNum); + return 2; + } + + if (blockNum == 2) flags = 0; + if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD; + + if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) { + PrintAndLog("Cant set magic card block: %d", blockNum); + return 3; + } + } + return 0; + } else { + len = strlen(Cmd); + if (len > 14) len = 14; + + memcpy(filename, Cmd, len); + fnameptr += len; + + sprintf(fnameptr, ".eml"); + + // open file + f = fopen(filename, "r"); + if (f == NULL) { + PrintAndLog("File not found or locked."); + return 1; + } + + 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; + } + + if (strlen(buf) < 32){ + if(strlen(buf) && feof(f)) + break; + PrintAndLog("File content error. Block data must include 32 HEX symbols"); + return 2; + } + for (i = 0; i < 32; i += 2) + sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]); + + if (blockNum == 2) flags = 0; + if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD; + + if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) { + PrintAndLog("Cant set magic card block: %d", blockNum); + return 3; + } + blockNum++; + + if (blockNum >= 16 * 4) break; // magic card type - mifare 1K + } + fclose(f); + + if (blockNum != 16 * 4 && blockNum != 32 * 4 + 8 * 16){ + PrintAndLog("File content error. There must be 64 blocks"); + return 4; + } + PrintAndLog("Loaded from file: %s", filename); + return 0; + } +} + +int CmdHF14AMfCGetBlk(const char *Cmd) { + uint8_t memBlock[16]; + uint8_t blockNo = 0; + int res; + memset(memBlock, 0x00, sizeof(memBlock)); + + if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') { + PrintAndLog("Usage: hf mf cgetblk "); + PrintAndLog("sample: hf mf cgetblk 1"); + PrintAndLog("Get block data from magic Chinese card (only works with!!!)\n"); + return 0; + } + + blockNo = param_get8(Cmd, 0); + + PrintAndLog("--block number:%02x ", blockNo); + + res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER); + if (res) { + PrintAndLog("Can't read block. error=%d", res); + return 1; + } + + PrintAndLog("block data:%s", sprint_hex(memBlock, 16)); return 0; } +int CmdHF14AMfCGetSc(const char *Cmd) { + uint8_t memBlock[16]; + 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 "); + PrintAndLog("sample: hf mf cgetsc 0"); + PrintAndLog("Get sector data from magic Chinese card (only works with!!!)\n"); + return 0; + } + + sectorNo = param_get8(Cmd, 0); + if (sectorNo > 15) { + PrintAndLog("Sector number must be in [0..15] as in MIFARE classic."); + return 1; + } + + PrintAndLog("--sector number:%02x ", sectorNo); + + flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC; + for (i = 0; i < 4; i++) { + if (i == 1) flags = 0; + if (i == 3) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD; + + res = mfCGetBlock(sectorNo * 4 + i, memBlock, flags); + if (res) { + PrintAndLog("Can't read block. %02x error=%d", sectorNo * 4 + i, res); + return 1; + } + + PrintAndLog("block %02x data:%s", sectorNo * 4 + i, sprint_hex(memBlock, 16)); + } + return 0; +} + +int CmdHF14AMfCSave(const char *Cmd) { + + FILE * f; + char filename[20]; + char * fnameptr = filename; + uint8_t fillFromEmulator = 0; + uint8_t buf[64]; + int i, j, len, flags; + + memset(filename, 0, sizeof(filename)); + memset(buf, 0, sizeof(buf)); + + if (param_getchar(Cmd, 0) == 'h') { + PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`"); + PrintAndLog("or into emulator memory (option `e`)"); + PrintAndLog("Usage: hf mf esave [file name w/o `.eml`][e]"); + PrintAndLog(" sample: hf mf esave "); + PrintAndLog(" hf mf esave filename"); + PrintAndLog(" hf mf esave e \n"); + return 0; + } + + char ctmp = param_getchar(Cmd, 0); + if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1; + + if (fillFromEmulator) { + // put into emulator + flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC; + for (i = 0; i < 16 * 4; i++) { + if (i == 1) flags = 0; + if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD; + + if (mfCGetBlock(i, buf, flags)) { + PrintAndLog("Cant get block: %d", i); + break; + } + + if (mfEmlSetMem(buf, i, 1)) { + PrintAndLog("Cant set emul block: %d", i); + return 3; + } + } + return 0; + } else { + len = strlen(Cmd); + if (len > 14) len = 14; + + if (len < 1) { + // get filename + if (mfCGetBlock(0, buf, CSETBLOCK_SINGLE_OPER)) { + PrintAndLog("Cant get block: %d", 0); + return 1; + } + for (j = 0; j < 7; j++, fnameptr += 2) + sprintf(fnameptr, "%02x", buf[j]); + } else { + memcpy(filename, Cmd, len); + fnameptr += len; + } + + sprintf(fnameptr, ".eml"); + + // open file + f = fopen(filename, "w+"); + + // put hex + flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC; + for (i = 0; i < 16 * 4; i++) { + if (i == 1) flags = 0; + if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD; + + if (mfCGetBlock(i, buf, flags)) { + PrintAndLog("Cant get block: %d", i); + break; + } + for (j = 0; j < 16; j++) + fprintf(f, "%02x", buf[j]); + fprintf(f,"\n"); + } + fclose(f); + + PrintAndLog("Saved to file: %s", filename); + + return 0; + } +} + +int CmdHF14AMfSniff(const char *Cmd){ + // params + bool wantLogToFile = 0; + bool wantDecrypt = 0; + //bool wantSaveToEml = 0; TODO + bool wantSaveToEmlFile = 0; + + //var + int res = 0; + int len = 0; + int blockLen = 0; + int num = 0; + int pckNum = 0; + uint8_t uid[8]; + uint8_t atqa[2]; + uint8_t sak; + bool isTag; + uint32_t parity; + uint8_t buf[3000]; + uint8_t * bufPtr = buf; + memset(buf, 0x00, 3000); + + if (param_getchar(Cmd, 0) == 'h') { + PrintAndLog("It continuously get 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`"); + PrintAndLog(" d - decrypt sequence and put it to log file `uid.log`"); + PrintAndLog(" n/a e - decrypt sequence, collect read and write commands and save the result of the sequence to emulator memory"); + PrintAndLog(" r - decrypt sequence, collect read and write commands and save the result of the sequence to emulator dump file `uid.eml`"); + PrintAndLog("Usage: hf mf sniff [l][d][e][r]"); + PrintAndLog(" sample: hf mf sniff l d e"); + return 0; + } + + for (int i = 0; i < 4; i++) { + char 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 + if (ctmp == 'f' || ctmp == 'F') wantSaveToEmlFile = true; + } + + printf("-------------------------------------------------------------------------\n"); + printf("Executing command. \n"); + printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n"); + printf("Press the key on pc keyboard to abort the client.\n"); + printf("-------------------------------------------------------------------------\n"); + + UsbCommand c = {CMD_MIFARE_SNIFFER, {0, 0, 0}}; + SendCommand(&c); + + // wait cycle + while (true) { + printf("."); + fflush(stdout); + if (ukbhit()) { + getchar(); + printf("\naborted via keyboard!\n"); + break; + } + + 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) { + bufPtr = buf; + memset(buf, 0x00, 3000); + } + memcpy(bufPtr, resp.d.asBytes, len); + bufPtr += len; + pckNum++; + } + if (res == 2) { + blockLen = bufPtr - buf; + bufPtr = buf; + printf(">\n"); + PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum); + num = 0; + while (bufPtr - buf + 9 < blockLen) { + isTag = bufPtr[3] & 0x80 ? true:false; + bufPtr += 4; + parity = *((uint32_t *)(bufPtr)); + bufPtr += 4; + len = bufPtr[0]; + bufPtr++; + if ((len == 14) && (bufPtr[0] = 0xff) && (bufPtr[1] = 0xff)) { + memcpy(uid, bufPtr + 2, 7); + memcpy(atqa, bufPtr + 2 + 7, 2); + sak = bufPtr[11]; + + PrintAndLog("tag select uid:%s atqa:%02x %02x sak:0x%02x", sprint_hex(uid, 7), atqa[0], atqa[1], sak); + if (wantLogToFile) { + FillFileNameByUID(logHexFileName, uid, ".log", 7); + AddLogCurrentDT(logHexFileName); + } + if (wantDecrypt) mfTraceInit(uid, atqa, sak, wantSaveToEmlFile); + } else { + PrintAndLog("%s(%d):%s", isTag ? "TAG":"RDR", num, sprint_hex(bufPtr, len)); + if (wantLogToFile) AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len); + if (wantDecrypt) mfTraceDecode(bufPtr, len, parity, wantSaveToEmlFile); + } + bufPtr += len; + num++; + } + } + } // resp not NILL + } // while (true) + return 0; +} + static command_t CommandTable[] = { - {"help", CmdHelp, 1, "This help"}, - {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"}, + {"help", CmdHelp, 1, "This help"}, + {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"}, {"rdbl", CmdHF14AMfRdBl, 0, "Read MIFARE classic block"}, {"rdsc", CmdHF14AMfRdSc, 0, "Read MIFARE classic sector"}, {"dump", CmdHF14AMfDump, 0, "Dump MIFARE classic tag to binary file"}, - {"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"}, + {"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"}, {"wrbl", CmdHF14AMfWrBl, 0, "Write MIFARE classic block"}, - {"chk", CmdHF14AMfChk, 0, "Test block keys"}, + {"chk", CmdHF14AMfChk, 0, "Test block keys"}, {"mifare", CmdHF14AMifare, 0, "Read parity error messages. param - "}, {"nested", CmdHF14AMfNested, 0, "Test nested authentication"}, - {"sim", CmdHF14AMf1kSim, 0, "Simulate MIFARE card"}, - {"eclr", CmdHF14AMfEClear, 0, "Clear simulator memory block"}, + {"sniff", CmdHF14AMfSniff, 0, "Sniff card-reader communication"}, + {"sim", CmdHF14AMf1kSim, 0, "Simulate MIFARE card"}, + {"eclr", CmdHF14AMfEClear, 0, "Clear simulator memory block"}, {"eget", CmdHF14AMfEGet, 0, "Get simulator memory block"}, {"eset", CmdHF14AMfESet, 0, "Set simulator memory block"}, {"eload", CmdHF14AMfELoad, 0, "Load from file emul dump"}, @@ -1319,14 +1690,17 @@ static command_t CommandTable[] = {"ekeyprn", CmdHF14AMfEKeyPrn, 0, "Print keys from simulator memory"}, {"csetuid", CmdHF14AMfCSetUID, 0, "Set UID for magic Chinese card"}, {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block into magic Chinese card"}, - {"cload", CmdHF14AMfCLoad, 0, "(n/a)Load dump into magic Chinese card"}, + {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block from magic Chinese card"}, + {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector from magic Chinese card"}, + {"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"}, + {"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"}, {NULL, NULL, 0, NULL} }; int CmdHFMF(const char *Cmd) { // flush - while (WaitForResponseTimeout(CMD_ACK, 500) != NULL) ; + WaitForResponseTimeout(CMD_ACK,NULL,100); CmdsParse(CommandTable, Cmd); return 0;