]> git.zerfleddert.de Git - proxmark3-svn/blobdiff - client/cmdhfmf.c
Increased Mifare Esave & Eload filename array to 255 from 20
[proxmark3-svn] / client / cmdhfmf.c
index a0e671609acf3b5831588f7e75406063e40ddccb..5d2d3222561560be23593763919653b8eb756f1b 100644 (file)
@@ -422,13 +422,13 @@ int CmdHF14AMfRestore(const char *Cmd)
        \r
        for (i=0 ; i<16 ; i++) {\r
                if (fread(keyA[i], 1, 6, fkeys) == 0) {\r
-      PrintAndLog("File reading error.");\r
+                       PrintAndLog("File reading error.");\r
                        return 2;\r
     }\r
        }\r
        for (i=0 ; i<16 ; i++) {\r
                if (fread(keyB[i], 1, 6, fkeys) == 0) {\r
-      PrintAndLog("File reading error.");\r
+                       PrintAndLog("File reading error.");\r
                        return 2;\r
     }\r
        }\r
@@ -441,8 +441,8 @@ int CmdHF14AMfRestore(const char *Cmd)
                        memcpy(c.d.asBytes, key, 6);\r
                        \r
                        if (fread(bldata, 1, 16, fdump) == 0) {\r
-        PrintAndLog("File reading error.");\r
-        return 2;\r
+                               PrintAndLog("File reading error.");\r
+                               return 2;\r
       }\r
                                        \r
                        if (j == 3) {\r
@@ -476,7 +476,7 @@ int CmdHF14AMfRestore(const char *Cmd)
                        SendCommand(&c);\r
 \r
                        UsbCommand resp;\r
-      if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r
+                       if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r
                                uint8_t isOK  = resp.arg[0] & 0xff;\r
                                PrintAndLog("isOk:%02x", isOK);\r
                        } else {\r
@@ -656,7 +656,7 @@ int CmdHF14AMfNested(const char *Cmd)
                        }\r
                }\r
 \r
-               printf("Time in nested: %1.3f (%1.3f sec per key)\n\n", ((float)clock() - time1)/1000.0, ((float)clock() - time1)/iterations/1000.0);\r
+               printf("Time in nested: %1.3f (%1.3f sec per key)\n\n", ((float)clock() - time1)/CLOCKS_PER_SEC, ((float)clock() - time1)/iterations/CLOCKS_PER_SEC);\r
                \r
                PrintAndLog("-----------------------------------------------\nIterations count: %d\n\n", iterations);\r
                //print them\r
@@ -750,19 +750,28 @@ int CmdHF14AMfChk(const char *Cmd)
        keyBlock = calloc(stKeyBlock, 6);\r
        if (keyBlock == NULL) return 1;\r
 \r
-       num_to_bytes(0xffffffffffff, 6, (uint8_t*)(keyBlock + 0 * 6)); // Default key (first key used by program if no user defined key)\r
-       num_to_bytes(0x000000000000, 6, (uint8_t*)(keyBlock + 1 * 6)); // Blank key\r
-       num_to_bytes(0xa0a1a2a3a4a5, 6, (uint8_t*)(keyBlock + 2 * 6)); // NFCForum MAD key\r
-       num_to_bytes(0xb0b1b2b3b4b5, 6, (uint8_t*)(keyBlock + 3 * 6));\r
-       num_to_bytes(0xaabbccddeeff, 6, (uint8_t*)(keyBlock + 4 * 6));\r
-       num_to_bytes(0x4d3a99c351dd, 6, (uint8_t*)(keyBlock + 5 * 6));\r
-       num_to_bytes(0x1a982c7e459a, 6, (uint8_t*)(keyBlock + 6 * 6));\r
-       num_to_bytes(0xd3f7d3f7d3f7, 6, (uint8_t*)(keyBlock + 7 * 6));\r
-       num_to_bytes(0x714c5c886e97, 6, (uint8_t*)(keyBlock + 8 * 6));\r
-       num_to_bytes(0x587ee5f9350f, 6, (uint8_t*)(keyBlock + 9 * 6));\r
-       num_to_bytes(0xa0478cc39091, 6, (uint8_t*)(keyBlock + 10 * 6));\r
-       num_to_bytes(0x533cb6c723f6, 6, (uint8_t*)(keyBlock + 11 * 6));\r
-       num_to_bytes(0x8fd0a4f256e9, 6, (uint8_t*)(keyBlock + 12 * 6));\r
+       uint64_t defaultKeys[] =\r
+       {\r
+               0xffffffffffff, // Default key (first key used by program if no user defined key)\r
+               0x000000000000, // Blank key\r
+               0xa0a1a2a3a4a5, // NFCForum MAD key\r
+               0xb0b1b2b3b4b5,\r
+               0xaabbccddeeff,\r
+               0x4d3a99c351dd,\r
+               0x1a982c7e459a,\r
+               0xd3f7d3f7d3f7,\r
+               0x714c5c886e97,\r
+               0x587ee5f9350f,\r
+               0xa0478cc39091,\r
+               0x533cb6c723f6,\r
+               0x8fd0a4f256e9\r
+       };\r
+       int defaultKeysSize = (sizeof(defaultKeys) / 7) - 1;\r
+\r
+       for (int defaultKeyCounter = 0; defaultKeyCounter < defaultKeysSize; defaultKeyCounter++)\r
+       {\r
+               num_to_bytes(defaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));\r
+       }\r
        \r
        if (strlen(Cmd)<3) {\r
                PrintAndLog("Usage:  hf mf chk <block number>/<*card memory> <key type (A/B/?)> [t] [<key (12 hex symbols)>] [<dic (*.dic)>]");\r
@@ -832,13 +841,7 @@ int CmdHF14AMfChk(const char *Cmd)
                        }\r
                        \r
                        if ( (f = fopen( filename , "r")) ) {\r
-                               while( !feof(f) ){\r
-                                       memset(buf, 0, sizeof(buf));\r
-                                       if (fgets(buf, sizeof(buf), f) == NULL) {\r
-                                               PrintAndLog("File reading error.");\r
-                                               return 2;\r
-                                       }\r
-          \r
+                               while( fgets(buf, sizeof(buf), f) ){\r
                                        if (strlen(buf) < 12 || buf[11] == '\n')\r
                                                continue;\r
                                \r
@@ -866,6 +869,7 @@ int CmdHF14AMfChk(const char *Cmd)
                                        num_to_bytes(strtoll(buf, NULL, 16), 6, keyBlock + 6*keycnt);\r
                                        PrintAndLog("chk custom key[%d] %012"llx, keycnt, bytes_to_num(keyBlock + 6*keycnt, 6));\r
                                        keycnt++;\r
+                                       memset(buf, 0, sizeof(buf));\r
                                }\r
                        } else {\r
                                PrintAndLog("File: %s: not found or locked.", filename);\r
@@ -878,7 +882,7 @@ int CmdHF14AMfChk(const char *Cmd)
        \r
        if (keycnt == 0) {\r
                PrintAndLog("No key specified,try default keys");\r
-               for (;keycnt <=12; keycnt++)\r
+               for (;keycnt < defaultKeysSize; keycnt++)\r
                        PrintAndLog("chk default key[%d] %02x%02x%02x%02x%02x%02x", keycnt,\r
                        (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],\r
                        (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4],     (keyBlock + 6*keycnt)[5], 6);\r
@@ -947,24 +951,68 @@ int CmdHF14AMfChk(const char *Cmd)
 \r
 int CmdHF14AMf1kSim(const char *Cmd)\r
 {\r
-       uint8_t uid[4] = {0, 0, 0, 0};\r
-       \r
+       uint8_t uid[7] = {0, 0, 0, 0, 0, 0, 0};\r
+       uint8_t exitAfterNReads = 0;\r
+       uint8_t flags = 0;\r
+\r
        if (param_getchar(Cmd, 0) == 'h') {\r
-               PrintAndLog("Usage:  hf mf sim  <uid (8 hex symbols)>");\r
+               PrintAndLog("Usage:  hf mf sim  u <uid (8 hex symbols)> n <numreads> i x");\r
+               PrintAndLog("           u    (Optional) UID. If not specified, the UID from emulator memory will be used");\r
+               PrintAndLog("           n    (Optional) Automatically exit simulation after <numreads> blocks have been read by reader. 0 = infinite");\r
+               PrintAndLog("           i    (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted");\r
+               PrintAndLog("           x    (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)");\r
                PrintAndLog("           sample: hf mf sim 0a0a0a0a ");\r
                return 0;\r
-       }       \r
-       \r
-       if (param_getchar(Cmd, 0) && param_gethex(Cmd, 0, uid, 8)) {\r
-               PrintAndLog("UID must include 8 HEX symbols");\r
-               return 1;\r
        }\r
-       PrintAndLog(" uid:%s ", sprint_hex(uid, 4));\r
-       \r
-  UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {0, 0, 0}};\r
-       memcpy(c.d.asBytes, uid, 4);\r
+       uint8_t pnr = 0;\r
+       if (param_getchar(Cmd, pnr) == 'u') {\r
+               if(param_gethex(Cmd, pnr+1, uid, 8) == 0)\r
+               {\r
+                       flags |=FLAG_4B_UID_IN_DATA; // UID from packet\r
+               }else if(param_gethex(Cmd,pnr+1,uid,14) == 0)\r
+               {\r
+                       flags |= FLAG_7B_UID_IN_DATA;// UID from packet\r
+               }else\r
+               {\r
+                               PrintAndLog("UID, if specified, must include 8 or 14 HEX symbols");\r
+                               return 1;\r
+               }\r
+               pnr +=2;\r
+       }\r
+       if (param_getchar(Cmd, pnr) == 'n') {\r
+               exitAfterNReads = param_get8(Cmd,pnr+1);\r
+               pnr += 2;\r
+       }\r
+       if (param_getchar(Cmd, pnr) == 'i' ) {\r
+               //Using a flag to signal interactiveness, least significant bit\r
+               flags |= FLAG_INTERACTIVE;\r
+               pnr++;\r
+       }\r
+\r
+       if (param_getchar(Cmd, pnr) == 'x' ) {\r
+               //Using a flag to signal interactiveness, least significant bit\r
+               flags |= FLAG_NR_AR_ATTACK;\r
+       }\r
+       PrintAndLog(" uid:%s, numreads:%d, flags:%d (0x%02x) ",\r
+                               flags & FLAG_4B_UID_IN_DATA ? sprint_hex(uid,4):\r
+                                                                                         flags & FLAG_7B_UID_IN_DATA   ? sprint_hex(uid,7): "N/A"\r
+                               , exitAfterNReads, flags,flags);\r
+\r
+\r
+  UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}};\r
+  memcpy(c.d.asBytes, uid, sizeof(uid));\r
   SendCommand(&c);\r
 \r
+  if(flags & FLAG_INTERACTIVE)\r
+  {\r
+         UsbCommand resp;\r
+         PrintAndLog("Press pm3-button to abort simulation");\r
+         while(! WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r
+               //We're waiting only 1.5 s at a time, otherwise we get the\r
+                 // annoying message about "Waiting for a response... "\r
+         }\r
+  }\r
+\r
   return 0;\r
 }\r
 \r
@@ -1059,24 +1107,28 @@ int CmdHF14AMfESet(const char *Cmd)
 int CmdHF14AMfELoad(const char *Cmd)\r
 {\r
        FILE * f;\r
-       char filename[20];\r
+       char filename[255];\r
        char * fnameptr = filename;\r
        char buf[64];\r
        uint8_t buf8[64];\r
        int i, len, blockNum;\r
+       bool 4kcard = 0;\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 emul dump from the file `filename.eml`");\r
-               PrintAndLog("Usage:  hf mf eload <file name w/o `.eml`>");\r
-               PrintAndLog(" sample: hf mf eload filename");\r
+               PrintAndLog("Usage:  hf mf eload <file name w/o `.eml`> <4 - 4kcard>");\r
+               PrintAndLog(" sample: hf mf eload filename [4]");\r
                return 0;\r
        }       \r
 \r
+       size = param_getchar(Cmd, 1);\r
+        if (size == '4') 4kcard = 1;\r
+\r
        len = strlen(Cmd);\r
-       if (len > 14) len = 14;\r
+       if (len > 254) len = 254;\r
 \r
        memcpy(filename, Cmd, len);\r
        fnameptr += len;\r
@@ -1094,7 +1146,11 @@ int CmdHF14AMfELoad(const char *Cmd)
        while(!feof(f)){\r
                memset(buf, 0, sizeof(buf));\r
                if (fgets(buf, sizeof(buf), f) == NULL) {\r
-      PrintAndLog("File reading error.");\r
+                       if(blockNum == 16 * 4)\r
+                       {\r
+                               break;\r
+                       }\r
+                       PrintAndLog("File reading error.");\r
                        return 2;\r
     }\r
 \r
@@ -1118,18 +1174,25 @@ int CmdHF14AMfELoad(const char *Cmd)
        }\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
+       if(4kcard){\r
+               if (blockNum != 32 * 4 + 8 * 16){\r
+                       PrintAndLog("File content error. There must be 64 blocks");\r
+                       return 4;\r
+               }\r
+       }else{\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
        }\r
-       PrintAndLog("Loaded from file: %s", filename);\r
+       PrintAndLog("Loaded %d blocks from file: %s", blockNum, filename);\r
   return 0;\r
 }\r
 \r
 int CmdHF14AMfESave(const char *Cmd)\r
 {\r
        FILE * f;\r
-       char filename[20];\r
+       char filename[255];\r
        char * fnameptr = filename;\r
        uint8_t buf[64];\r
        int i, j, len;\r
@@ -1146,7 +1209,7 @@ int CmdHF14AMfESave(const char *Cmd)
        }       \r
 \r
        len = strlen(Cmd);\r
-       if (len > 14) len = 14;\r
+       if (len > 254) len = 254;\r
        \r
        if (len < 1) {\r
                // get filename\r
@@ -1634,7 +1697,7 @@ int CmdHF14AMfSniff(const char *Cmd){
                                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
+                                       isTag = bufPtr[3] & 0x80 ? true:false;\r
                                        bufPtr += 4;\r
                                        parity = *((uint32_t *)(bufPtr));\r
                                        bufPtr += 4;\r
@@ -1668,28 +1731,28 @@ int CmdHF14AMfSniff(const char *Cmd){
 static command_t CommandTable[] =\r
 {\r
   {"help",             CmdHelp,                                                1, "This help"},\r
-  {"dbg",                      CmdHF14AMfDbg,                  0, "Set default debug mode"},\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
-  {"mifare",   CmdHF14AMifare,                 0, "Read parity error messages. param - <used card nonce>"},\r
-  {"nested",   CmdHF14AMfNested,               0, "Test nested authentication"},\r
+  {"chk",              CmdHF14AMfChk,                  0, "Test block keys"},\r
+  {"mifare",           CmdHF14AMifare,                 0, "Read parity error messages."},\r
+  {"nested",           CmdHF14AMfNested,               0, "Test nested authentication"},\r
   {"sniff",            CmdHF14AMfSniff,                0, "Sniff card-reader communication"},\r
-  {"sim",                      CmdHF14AMf1kSim,                0, "Simulate MIFARE card"},\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
   {"esave",            CmdHF14AMfESave,                0, "Save to file emul dump"},\r
-  {"ecfill",   CmdHF14AMfECFill,               0, "Fill simulator memory with help of keys from simulator"},\r
-  {"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
-  {"cgetblk",  CmdHF14AMfCGetBlk,      0, "Read block from magic Chinese card"},\r
-  {"cgetsc",   CmdHF14AMfCGetSc,               0, "Read sector from magic Chinese card"},\r
+  {"ecfill",           CmdHF14AMfECFill,               0, "Fill simulator memory with help of keys from simulator"},\r
+  {"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
+  {"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
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