]> git.zerfleddert.de Git - proxmark3-svn/blobdiff - client/cmdhfmf.c
"hf mf sniff" low level logics works.
[proxmark3-svn] / client / cmdhfmf.c
index 8c91e84cb9f3015510841735467a514a27bffae4..98006d4165c2bef9c630f285110d5496e0b6c6eb 100644 (file)
@@ -1,5 +1,5 @@
 //-----------------------------------------------------------------------------\r
-// Copyright (C) 2011 Merlok\r
+// Copyright (C) 2011,2012 Merlok\r
 //\r
 // This code is licensed to you under the terms of the GNU GPL, version 2 or,\r
 // at your option, any later version. See the LICENSE.txt file for the text of\r
@@ -19,7 +19,7 @@ int CmdHF14AMifare(const char *Cmd)
        uint32_t nt = 0;\r
        uint64_t par_list = 0, ks_list = 0, r_key = 0;\r
        uint8_t isOK = 0;\r
-       uint8_t keyBlock[6] = {0,0,0,0,0,0};\r
+       uint8_t keyBlock[8] = {0};\r
 \r
        if (param_getchar(Cmd, 0) && param_gethex(Cmd, 0, keyBlock, 8)) {\r
                PrintAndLog("Nt must include 8 HEX symbols");\r
@@ -37,7 +37,6 @@ start:
        // message\r
        printf("-------------------------------------------------------------------------\n");\r
        printf("Executing command. It may take up to 30 min.\n");\r
-       printf("Press the key on proxmark3 device to abort proxmark3.\n");\r
        printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");\r
        printf("-------------------------------------------------------------------------\n");\r
        \r
@@ -83,7 +82,7 @@ start:
        else\r
        {\r
                PrintAndLog("Found invalid key. ( Nt=%08x ,Trying use it to run again...", nt); \r
-               c.d.asDwords[0] = nt;\r
+               c.arg[0] = nt;\r
                goto start;\r
        }\r
        \r
@@ -1282,7 +1281,7 @@ int CmdHF14AMfCSetBlk(const char *Cmd)
 \r
        PrintAndLog("--block number:%02x data:%s", blockNo, sprint_hex(memBlock, 16));\r
 \r
-       res = mfCSetBlock(blockNo, memBlock, uid, 0);\r
+       res = mfCSetBlock(blockNo, memBlock, uid, 0, CSETBLOCK_SINGLE_OPER);\r
        if (res) {\r
                        PrintAndLog("Can't write block. error=%d", res);\r
                        return 1;\r
@@ -1294,23 +1293,352 @@ int CmdHF14AMfCSetBlk(const char *Cmd)
 \r
 int CmdHF14AMfCLoad(const char *Cmd)\r
 {\r
+       FILE * f;\r
+       char filename[20];\r
+       char * fnameptr = filename;\r
+       char buf[64];\r
+       uint8_t buf8[64];\r
+       uint8_t fillFromEmulator = 0;\r
+       int i, len, blockNum, flags;\r
+       \r
+       memset(filename, 0, sizeof(filename));\r
+       memset(buf, 0, sizeof(buf));\r
+\r
+       if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {\r
+               PrintAndLog("It loads magic Chinese card (only works with!!!) from the file `filename.eml`");\r
+               PrintAndLog("or from emulator memory (option `e`)");\r
+               PrintAndLog("Usage:  hf mf cload <file name w/o `.eml`>");\r
+               PrintAndLog("   or:  hf mf cload e ");\r
+               PrintAndLog(" sample: hf mf cload filename");\r
+               return 0;\r
+       }       \r
+\r
+       char ctmp = param_getchar(Cmd, 0);\r
+       if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;\r
+       \r
+       if (fillFromEmulator) {\r
+               flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;\r
+               for (blockNum = 0; blockNum < 16 * 4; blockNum += 1) {\r
+                       if (mfEmlGetMem(buf8, blockNum, 1)) {\r
+                               PrintAndLog("Cant get block: %d", blockNum);\r
+                               return 2;\r
+                       }\r
+                       \r
+                       if (blockNum == 2) flags = 0;\r
+                       if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;\r
+\r
+                       if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {\r
+                               PrintAndLog("Cant set magic card block: %d", blockNum);\r
+                               return 3;\r
+                       }\r
+               }\r
+               return 0;\r
+       } else {\r
+               len = strlen(Cmd);\r
+               if (len > 14) len = 14;\r
+\r
+               memcpy(filename, Cmd, len);\r
+               fnameptr += len;\r
+\r
+               sprintf(fnameptr, ".eml"); \r
+       \r
+               // open file\r
+               f = fopen(filename, "r");\r
+               if (f == NULL) {\r
+                       PrintAndLog("File not found or locked.");\r
+                       return 1;\r
+               }\r
+       \r
+               blockNum = 0;\r
+               flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;\r
+               while(!feof(f)){\r
+                       memset(buf, 0, sizeof(buf));\r
+                       fgets(buf, sizeof(buf), f);\r
+\r
+                       if (strlen(buf) < 32){\r
+                               if(strlen(buf) && feof(f))\r
+                                       break;\r
+                               PrintAndLog("File content error. Block data must include 32 HEX symbols");\r
+                               return 2;\r
+                       }\r
+                       for (i = 0; i < 32; i += 2)\r
+                               sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);\r
+\r
+                       if (blockNum == 2) flags = 0;\r
+                       if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;\r
+\r
+                       if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {\r
+                               PrintAndLog("Cant set magic card block: %d", blockNum);\r
+                               return 3;\r
+                       }\r
+                       blockNum++;\r
+               \r
+                       if (blockNum >= 16 * 4) break;  // magic card type - mifare 1K\r
+               }\r
+               fclose(f);\r
+       \r
+               if (blockNum != 16 * 4 && blockNum != 32 * 4 + 8 * 16){\r
+                       PrintAndLog("File content error. There must be 64 blocks");\r
+                       return 4;\r
+               }\r
+               PrintAndLog("Loaded from file: %s", filename);\r
+               return 0;\r
+       }\r
+}\r
+\r
+int CmdHF14AMfCGetBlk(const char *Cmd) {\r
+       uint8_t memBlock[16];\r
+       uint8_t blockNo = 0;\r
+       int res;\r
+       memset(memBlock, 0x00, sizeof(memBlock));\r
+\r
+       if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {\r
+               PrintAndLog("Usage:  hf mf cgetblk <block number>");\r
+               PrintAndLog("sample:  hf mf cgetblk 1");\r
+               PrintAndLog("Get block data from magic Chinese card (only works with!!!)\n");\r
+               return 0;\r
+       }       \r
+\r
+       blockNo = param_get8(Cmd, 0);\r
+       if (blockNo >= 32 * 4 + 8 * 16) {\r
+               PrintAndLog("Block number must be in [0..255] as in MIFARE classic.");\r
+               return 1;\r
+       }\r
+\r
+       PrintAndLog("--block number:%02x ", blockNo);\r
+\r
+       res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER);\r
+       if (res) {\r
+                       PrintAndLog("Can't read block. error=%d", res);\r
+                       return 1;\r
+               }\r
+       \r
+       PrintAndLog("block data:%s", sprint_hex(memBlock, 16));\r
        return 0;\r
 }\r
 \r
+int CmdHF14AMfCGetSc(const char *Cmd) {\r
+       uint8_t memBlock[16];\r
+       uint8_t sectorNo = 0;\r
+       int i, res, flags;\r
+       memset(memBlock, 0x00, sizeof(memBlock));\r
+\r
+       if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {\r
+               PrintAndLog("Usage:  hf mf cgetsc <sector number>");\r
+               PrintAndLog("sample:  hf mf cgetsc 0");\r
+               PrintAndLog("Get sector data from magic Chinese card (only works with!!!)\n");\r
+               return 0;\r
+       }       \r
+\r
+       sectorNo = param_get8(Cmd, 0);\r
+       if (sectorNo > 15) {\r
+               PrintAndLog("Sector number must be in [0..15] as in MIFARE classic.");\r
+               return 1;\r
+       }\r
+\r
+       PrintAndLog("--sector number:%02x ", sectorNo);\r
+\r
+       flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;\r
+       for (i = 0; i < 4; i++) {\r
+               if (i == 1) flags = 0;\r
+               if (i == 3) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;\r
+\r
+               res = mfCGetBlock(sectorNo * 4 + i, memBlock, flags);\r
+               if (res) {\r
+                       PrintAndLog("Can't read block. %02x error=%d", sectorNo * 4 + i, res);\r
+                       return 1;\r
+               }\r
+       \r
+               PrintAndLog("block %02x data:%s", sectorNo * 4 + i, sprint_hex(memBlock, 16));\r
+       }\r
+       return 0;\r
+}\r
+\r
+int CmdHF14AMfCSave(const char *Cmd) {\r
+\r
+       FILE * f;\r
+       char filename[20];\r
+       char * fnameptr = filename;\r
+       uint8_t fillFromEmulator = 0;\r
+       uint8_t buf[64];\r
+       int i, j, len, flags;\r
+       \r
+       memset(filename, 0, sizeof(filename));\r
+       memset(buf, 0, sizeof(buf));\r
+\r
+       if (param_getchar(Cmd, 0) == 'h') {\r
+               PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`");\r
+               PrintAndLog("or into emulator memory (option `e`)");\r
+               PrintAndLog("Usage:  hf mf esave [file name w/o `.eml`][e]");\r
+               PrintAndLog(" sample: hf mf esave ");\r
+               PrintAndLog("         hf mf esave filename");\r
+               PrintAndLog("         hf mf esave e \n");\r
+               return 0;\r
+       }       \r
+\r
+       char ctmp = param_getchar(Cmd, 0);\r
+       if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;\r
+\r
+       if (fillFromEmulator) {\r
+               // put into emulator\r
+               flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;\r
+               for (i = 0; i < 16 * 4; i++) {\r
+                       if (i == 1) flags = 0;\r
+                       if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;\r
+               \r
+                       if (mfCGetBlock(i, buf, flags)) {\r
+                               PrintAndLog("Cant get block: %d", i);\r
+                               break;\r
+                       }\r
+                       \r
+                       if (mfEmlSetMem(buf, i, 1)) {\r
+                               PrintAndLog("Cant set emul block: %d", i);\r
+                               return 3;\r
+                       }\r
+               }\r
+               return 0;\r
+       } else {\r
+               len = strlen(Cmd);\r
+               if (len > 14) len = 14;\r
+       \r
+               if (len < 1) {\r
+                       // get filename\r
+                       if (mfCGetBlock(0, buf, CSETBLOCK_SINGLE_OPER)) {\r
+                               PrintAndLog("Cant get block: %d", 0);\r
+                               return 1;\r
+                       }\r
+                       for (j = 0; j < 7; j++, fnameptr += 2)\r
+                               sprintf(fnameptr, "%02x", buf[j]); \r
+               } else {\r
+                       memcpy(filename, Cmd, len);\r
+                       fnameptr += len;\r
+               }\r
+\r
+               sprintf(fnameptr, ".eml"); \r
+       \r
+               // open file\r
+               f = fopen(filename, "w+");\r
+\r
+               // put hex\r
+               flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;\r
+               for (i = 0; i < 16 * 4; i++) {\r
+                       if (i == 1) flags = 0;\r
+                       if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;\r
+               \r
+                       if (mfCGetBlock(i, buf, flags)) {\r
+                               PrintAndLog("Cant get block: %d", i);\r
+                               break;\r
+                       }\r
+                       for (j = 0; j < 16; j++)\r
+                               fprintf(f, "%02x", buf[j]); \r
+                       fprintf(f,"\n");\r
+               }\r
+               fclose(f);\r
+       \r
+               PrintAndLog("Saved to file: %s", filename);\r
+       \r
+               return 0;\r
+       }\r
+}\r
+\r
+int CmdHF14AMfSniff(const char *Cmd){\r
+       int res = 0;\r
+       int len = 0;\r
+       int blockLen = 0;\r
+       int num = 0;\r
+       int pckNum = 0;\r
+       uint8_t uid[8];\r
+       uint8_t atqa[2];\r
+       uint8_t sak;\r
+       bool isTag;\r
+       uint8_t buf[3000];\r
+       uint8_t * bufPtr = buf;\r
+       memset(buf, 0x00, 3000);\r
+       \r
+       if (param_getchar(Cmd, 0) == 'h') {\r
+               PrintAndLog("Usage:  hf mf sniff ");\r
+               PrintAndLog("        sample: hf mf sniff ");\r
+               return 0;\r
+       }       \r
+       \r
+       printf("-------------------------------------------------------------------------\n");\r
+       printf("Executing command. \n");\r
+       printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");\r
+       printf("Press the key on pc keyboard to abort the client.\n");\r
+       printf("-------------------------------------------------------------------------\n");\r
+\r
+  UsbCommand c = {CMD_MIFARE_SNIFFER, {0, 0, 0}};\r
+  SendCommand(&c);\r
+\r
+       // wait cycle\r
+       while (true) {\r
+               printf(".");\r
+               fflush(stdout);\r
+               if (ukbhit()) {\r
+                       getchar();\r
+                       printf("\naborted via keyboard!\n");\r
+                       break;\r
+               }\r
+               \r
+               UsbCommand * resp = WaitForResponseTimeout(CMD_ACK, 2000);\r
+               if (resp != NULL) {\r
+                       res = resp->arg[0] & 0xff;\r
+                       len = resp->arg[1];\r
+                       num = resp->arg[2];\r
+                       \r
+                       if (res == 0) return 0;\r
+                       if (res == 1) {\r
+                               if (num ==0) {\r
+                                       bufPtr = buf;\r
+                                       memset(buf, 0x00, 3000);\r
+                               }\r
+                               memcpy(bufPtr, resp->d.asBytes, len);\r
+                               bufPtr += len;\r
+                               pckNum++;\r
+                       }\r
+                       if (res == 2) {\r
+                               blockLen = bufPtr - buf;\r
+                               bufPtr = buf;\r
+                               printf(">\n");\r
+                               PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum);\r
+                               num = 0;\r
+                               while (bufPtr - buf + 9 < blockLen) {\r
+                                 isTag = bufPtr[3] & 0x80 ? true:false;\r
+                                       bufPtr += 8;\r
+                                       len = bufPtr[0];\r
+                                       bufPtr++;\r
+                                       if ((len == 14) && (bufPtr[0] = 0xff) && (bufPtr[1] = 0xff)) {\r
+                                               memcpy(uid, bufPtr + 2, 7);\r
+                                               memcpy(atqa, bufPtr + 2 + 7, 2);\r
+                                               sak = bufPtr[11];\r
+                                               PrintAndLog("tag select uid:%s atqa:%02x %02x sak:0x%02x", sprint_hex(uid, 7), atqa[0], atqa[1], sak);\r
+                                       } else {\r
+                                               PrintAndLog("%s(%d):%s", isTag ? "TAG":"RDR", num, sprint_hex(bufPtr, len));\r
+                                       }\r
+                                       bufPtr += len;\r
+                                       num++;\r
+                               }\r
+                       }\r
+               } // resp not NILL\r
+       } // while (true)\r
+  return 0;\r
+}\r
+\r
 static command_t CommandTable[] =\r
 {\r
-  {"help",             CmdHelp,                                1, "This help"},\r
-  {"dbg",              CmdHF14AMfDbg,                  0, "Set default debug mode"},\r
+  {"help",             CmdHelp,                                                1, "This help"},\r
+  {"dbg",                      CmdHF14AMfDbg,                  0, "Set default debug mode"},\r
   {"rdbl",             CmdHF14AMfRdBl,                 0, "Read MIFARE classic block"},\r
   {"rdsc",             CmdHF14AMfRdSc,                 0, "Read MIFARE classic sector"},\r
   {"dump",             CmdHF14AMfDump,                 0, "Dump MIFARE classic tag to binary file"},\r
-  {"restore",  CmdHF14AMfRestore,              0, "Restore MIFARE classic binary file to BLANK tag"},\r
+  {"restore",  CmdHF14AMfRestore,      0, "Restore MIFARE classic binary file to BLANK tag"},\r
   {"wrbl",             CmdHF14AMfWrBl,                 0, "Write MIFARE classic block"},\r
-  {"chk",              CmdHF14AMfChk,                  0, "Test block keys"},\r
+  {"chk",                      CmdHF14AMfChk,                  0, "Test block keys"},\r
   {"mifare",   CmdHF14AMifare,                 0, "Read parity error messages. param - <used card nonce>"},\r
   {"nested",   CmdHF14AMfNested,               0, "Test nested authentication"},\r
-  {"sim",              CmdHF14AMf1kSim,                0, "Simulate MIFARE card"},\r
-  {"eclr",     CmdHF14AMfEClear,               0, "Clear simulator memory block"},\r
+  {"sniff",            CmdHF14AMfSniff,                0, "Sniff card-reader communication"},\r
+  {"sim",                      CmdHF14AMf1kSim,                0, "Simulate MIFARE card"},\r
+  {"eclr",             CmdHF14AMfEClear,               0, "Clear simulator memory block"},\r
   {"eget",             CmdHF14AMfEGet,                 0, "Get simulator memory block"},\r
   {"eset",             CmdHF14AMfESet,                 0, "Set simulator memory block"},\r
   {"eload",            CmdHF14AMfELoad,                0, "Load from file emul dump"},\r
@@ -1319,7 +1647,10 @@ static command_t CommandTable[] =
   {"ekeyprn",  CmdHF14AMfEKeyPrn,      0, "Print keys from simulator memory"},\r
   {"csetuid",  CmdHF14AMfCSetUID,      0, "Set UID for magic Chinese card"},\r
   {"csetblk",  CmdHF14AMfCSetBlk,      0, "Write block into magic Chinese card"},\r
-  {"cload",            CmdHF14AMfCLoad,                0, "(n/a)Load dump into magic Chinese card"},\r
+  {"cgetblk",  CmdHF14AMfCGetBlk,      0, "Read block from magic Chinese card"},\r
+  {"cgetsc",   CmdHF14AMfCGetSc,               0, "Read sector from magic Chinese card"},\r
+  {"cload",            CmdHF14AMfCLoad,                0, "Load dump into magic Chinese card"},\r
+  {"csave",            CmdHF14AMfCSave,                0, "Save dump from magic Chinese card into file or emulator"},\r
   {NULL, NULL, 0, NULL}\r
 };\r
 \r
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