X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/61972abbdd0a03832cae7d5ae58548fed11e619e..a88c28271c9208b996ae86d3468a4fdbd77c791d:/client/cmdhfmf.c diff --git a/client/cmdhfmf.c b/client/cmdhfmf.c index d0852ea5..5ef5273a 100644 --- a/client/cmdhfmf.c +++ b/client/cmdhfmf.c @@ -17,7 +17,7 @@ int CmdHF14AMifare(const char *Cmd) uint32_t uid = 0; uint32_t nt = 0, nr = 0; uint64_t par_list = 0, ks_list = 0, r_key = 0; - uint8_t isOK = 0; + int16_t isOK = 0; uint8_t keyBlock[8] = {0}; UsbCommand c = {CMD_READER_MIFARE, {true, 0, 0}}; @@ -25,7 +25,7 @@ int CmdHF14AMifare(const char *Cmd) // message printf("-------------------------------------------------------------------------\n"); printf("Executing command. Expected execution time: 25sec on average :-)\n"); - printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n"); + printf("Press button on the proxmark3 device to abort both proxmark3 and client.\n"); printf("-------------------------------------------------------------------------\n"); @@ -47,15 +47,20 @@ start: } UsbCommand resp; - if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) { - isOK = resp.arg[0] & 0xff; + if (WaitForResponseTimeout(CMD_ACK, &resp, 1000)) { + isOK = resp.arg[0]; 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); nr = bytes_to_num(resp.d.asBytes + 24, 4); printf("\n\n"); - if (!isOK) PrintAndLog("Proxmark can't get statistic info. Execution aborted.\n"); + switch (isOK) { + case -1 : PrintAndLog("Button pressed. Aborted.\n"); break; + case -2 : PrintAndLog("Card is not vulnerable to Darkside attack (doesn't send NACK on authentication requests).\n"); break; + case -3 : PrintAndLog("Card is not vulnerable to Darkside attack (its random number generator is not predictable).\n"); break; + default: ; + } break; } } @@ -434,7 +439,7 @@ int CmdHF14AMfRestore(const char *Cmd) { uint8_t sectorNo,blockNo; uint8_t keyType = 0; - uint8_t key[6] = {0xFF}; + uint8_t key[6] = {0xFF,0xFF,0xFF,0xFF,0xFF,0xFF}; uint8_t bldata[16] = {0x00}; uint8_t keyA[40][6]; uint8_t keyB[40][6]; @@ -547,7 +552,7 @@ int CmdHF14AMfNested(const char *Cmd) uint8_t trgKeyType = 0; uint8_t SectorsCnt = 0; uint8_t key[6] = {0, 0, 0, 0, 0, 0}; - uint8_t keyBlock[13*6]; + uint8_t keyBlock[14*6]; uint64_t key64 = 0; bool transferToEml = false; @@ -622,8 +627,14 @@ int CmdHF14AMfNested(const char *Cmd) if (cmdp == 'o') { PrintAndLog("--target block no:%3d, target key type:%c ", trgBlockNo, trgKeyType?'B':'A'); - if (mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true)) { - PrintAndLog("Nested error."); + int16_t isOK = mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true); + if (isOK) { + switch (isOK) { + case -1 : PrintAndLog("Error: No response from Proxmark.\n"); break; + case -2 : PrintAndLog("Button pressed. Aborted.\n"); break; + case -3 : PrintAndLog("Tag isn't vulnerable to Nested Attack (random numbers are not predictable).\n"); break; + default : PrintAndLog("Unknown Error.\n"); + } return 2; } key64 = bytes_to_num(keyBlock, 6); @@ -696,11 +707,17 @@ int CmdHF14AMfNested(const char *Cmd) for (trgKeyType = 0; trgKeyType < 2; trgKeyType++) { if (e_sector[sectorNo].foundKey[trgKeyType]) continue; PrintAndLog("-----------------------------------------------"); - if(mfnested(blockNo, keyType, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate)) { - PrintAndLog("Nested error.\n"); + int16_t isOK = mfnested(blockNo, keyType, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate); + if(isOK) { + switch (isOK) { + case -1 : PrintAndLog("Error: No response from Proxmark.\n"); break; + case -2 : PrintAndLog("Button pressed. Aborted.\n"); break; + case -3 : PrintAndLog("Tag isn't vulnerable to Nested Attack (random numbers are not predictable).\n"); break; + default : PrintAndLog("Unknown Error.\n"); + } free(e_sector); - return 2; } - else { + return 2; + } else { calibrate = false; } @@ -1200,7 +1217,7 @@ int CmdHF14AMfELoad(const char *Cmd) len = param_getstr(Cmd,nameParamNo,filename); - if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE; + if (len > FILE_PATH_SIZE - 4) len = FILE_PATH_SIZE - 4; fnameptr += len; @@ -1299,17 +1316,20 @@ int CmdHF14AMfESave(const char *Cmd) len = param_getstr(Cmd,nameParamNo,filename); - if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE; + if (len > FILE_PATH_SIZE - 4) len = FILE_PATH_SIZE - 4; // user supplied filename? if (len < 1) { // get filename (UID from memory) if (mfEmlGetMem(buf, 0, 1)) { PrintAndLog("Can\'t get UID from block: %d", 0); - sprintf(filename, "dump.eml"); + len = sprintf(fnameptr, "dump"); + fnameptr += len; + } + else { + for (j = 0; j < 7; j++, fnameptr += 2) + sprintf(fnameptr, "%02X", buf[j]); } - for (j = 0; j < 7; j++, fnameptr += 2) - sprintf(fnameptr, "%02X", buf[j]); } else { fnameptr += len; } @@ -1499,16 +1519,16 @@ int CmdHF14AMfCSetUID(const char *Cmd) int CmdHF14AMfCSetBlk(const char *Cmd) { - uint8_t uid[8] = {0x00}; uint8_t memBlock[16] = {0x00}; uint8_t blockNo = 0; + bool wipeCard = FALSE; int res; if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') { - PrintAndLog("Usage: hf mf csetblk "); + PrintAndLog("Usage: hf mf csetblk [w]"); PrintAndLog("sample: hf mf csetblk 1 01020304050607080910111213141516"); - PrintAndLog("Set block data for magic Chinese card (only works with!!!)"); - PrintAndLog("If you want wipe card then add 'w' into command line. \n"); + PrintAndLog("Set block data for magic Chinese card (only works with such cards)"); + PrintAndLog("If you also want wipe the card then add 'w' at the end of the command line"); return 0; } @@ -1519,14 +1539,15 @@ int CmdHF14AMfCSetBlk(const char *Cmd) return 1; } + char ctmp = param_getchar(Cmd, 2); + wipeCard = (ctmp == 'w' || ctmp == 'W'); PrintAndLog("--block number:%2d data:%s", blockNo, sprint_hex(memBlock, 16)); - res = mfCSetBlock(blockNo, memBlock, uid, 0, CSETBLOCK_SINGLE_OPER); + res = mfCSetBlock(blockNo, memBlock, NULL, wipeCard, CSETBLOCK_SINGLE_OPER); if (res) { - PrintAndLog("Can't write block. error=%d", res); - return 1; - } - + PrintAndLog("Can't write block. error=%d", res); + return 1; + } return 0; } @@ -1539,7 +1560,7 @@ int CmdHF14AMfCLoad(const char *Cmd) char buf[64] = {0x00}; uint8_t buf8[64] = {0x00}; uint8_t fillFromEmulator = 0; - int i, len, blockNum, flags; + int i, len, blockNum, flags=0; if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) { PrintAndLog("It loads magic Chinese card from the file `filename.eml`"); @@ -1554,15 +1575,14 @@ int CmdHF14AMfCLoad(const char *Cmd) 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 (blockNum == 0) flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC; // switch on field and send magic sequence + if (blockNum == 1) flags = 0; // just write + if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD; // Done. Magic Halt and switch off field. if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) { PrintAndLog("Cant set magic card block: %d", blockNum); @@ -1572,7 +1592,7 @@ int CmdHF14AMfCLoad(const char *Cmd) return 0; } else { len = strlen(Cmd); - if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE; + if (len > FILE_PATH_SIZE - 4) len = FILE_PATH_SIZE - 4; memcpy(filename, Cmd, len); fnameptr += len; @@ -1587,27 +1607,29 @@ 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) { + fclose(f); PrintAndLog("File reading error."); return 2; } - if (strlen(buf) < 32){ + if (strlen(buf) < 32) { if(strlen(buf) && feof(f)) break; PrintAndLog("File content error. Block data must include 32 HEX symbols"); + fclose(f); 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 (blockNum == 0) flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC; // switch on field and send magic sequence + if (blockNum == 1) flags = 0; // just write + if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD; // Done. Switch off field. if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) { PrintAndLog("Can't set magic card block: %d", blockNum); @@ -1638,7 +1660,7 @@ int CmdHF14AMfCGetBlk(const char *Cmd) { 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"); + PrintAndLog("Get block data from magic Chinese card (only works with such cards)\n"); return 0; } @@ -1665,7 +1687,7 @@ int CmdHF14AMfCGetSc(const char *Cmd) { 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"); + PrintAndLog("Get sector data from magic Chinese card (only works with such cards)\n"); return 0; } @@ -1739,16 +1761,19 @@ int CmdHF14AMfCSave(const char *Cmd) { return 0; } else { len = strlen(Cmd); - if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE; + if (len > FILE_PATH_SIZE - 4) len = FILE_PATH_SIZE - 4; if (len < 1) { // get filename if (mfCGetBlock(0, buf, CSETBLOCK_SINGLE_OPER)) { PrintAndLog("Cant get block: %d", 0); - return 1; + len = sprintf(fnameptr, "dump"); + fnameptr += len; + } + else { + for (j = 0; j < 7; j++, fnameptr += 2) + sprintf(fnameptr, "%02x", buf[j]); } - for (j = 0; j < 7; j++, fnameptr += 2) - sprintf(fnameptr, "%02x", buf[j]); } else { memcpy(filename, Cmd, len); fnameptr += len;