fix: usage and sample text of hf mf cwipe

[proxmark3-svn] / client / cmdhfmf.c

diff --git a/client/cmdhfmf.c b/client/cmdhfmf.c
index 90ebc27b80ef508f7890309801ab3f1f54985224..d9578af25768e8aa0e6e7b5d4a91101bb5ea1cd9 100644 (file)
--- a/client/cmdhfmf.c
+++ b/client/cmdhfmf.c
@@ -222,6 +222,28 @@ uint8_t NumBlocksPerSector(uint8_t sectorNo)
        }\r
 }\r
 \r
        }\r
 }\r
 \r

+static int ParamCardSizeSectors(const char c) {\r
+       int numBlocks = 16;\r
+       switch (c) {\r
+               case '0' : numBlocks = 5; break;\r
+               case '2' : numBlocks = 32; break;\r
+               case '4' : numBlocks = 40; break;\r
+               default:   numBlocks = 16;\r
+       }\r
+       return numBlocks;\r
+}\r
+\r
+static int ParamCardSizeBlocks(const char c) {\r
+       int numBlocks = 16 * 4;\r
+       switch (c) {\r
+               case '0' : numBlocks = 5 * 4; break;\r
+               case '2' : numBlocks = 32 * 4; break;\r
+               case '4' : numBlocks = 32 * 4 + 8 * 16; break;\r
+               default:   numBlocks = 16 * 4;\r
+       }\r
+       return numBlocks;\r
+}\r
+\r

 int CmdHF14AMfDump(const char *Cmd)\r
 {\r
        uint8_t sectorNo, blockNo;\r
 int CmdHF14AMfDump(const char *Cmd)\r
 {\r
        uint8_t sectorNo, blockNo;\r


@@ -238,14 +260,7 @@ int CmdHF14AMfDump(const char *Cmd)
        UsbCommand resp;\r
 \r
        char cmdp = param_getchar(Cmd, 0);\r
        UsbCommand resp;\r
 \r
        char cmdp = param_getchar(Cmd, 0);\r

-       switch (cmdp) {\r
-               case '0' : numSectors = 5; break;\r
-               case '1' :\r
-               case '\0': numSectors = 16; break;\r
-               case '2' : numSectors = 32; break;\r
-               case '4' : numSectors = 40; break;\r
-               default:   numSectors = 16;\r
-       }\r
+       numSectors = ParamCardSizeSectors(cmdp);\r

 \r
        if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {\r
                PrintAndLog("Usage:   hf mf dump [card memory]");\r
 \r
        if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {\r
                PrintAndLog("Usage:   hf mf dump [card memory]");\r


@@ -509,12 +524,33 @@ int CmdHF14AMfRestore(const char *Cmd)
        return 0;\r
 }\r
 \r
        return 0;\r
 }\r
 \r

-\r
-typedef struct {\r
-       uint64_t Key[2];\r
-       int foundKey[2];\r
-} sector_t;\r
-\r
+//----------------------------------------------\r
+//   Nested\r
+//----------------------------------------------\r
+\r
+static void parseParamTDS(const char *Cmd, const uint8_t indx, bool *paramT, bool *paramD, uint8_t *timeout) {\r
+       char ctmp3[3] = {0};\r
+       int len = param_getlength(Cmd, indx);\r
+       if (len > 0 && len < 4){\r
+               param_getstr(Cmd, indx, ctmp3, sizeof(ctmp3));\r
+               \r
+               *paramT |= (ctmp3[0] == 't' || ctmp3[0] == 'T');\r
+               *paramD |= (ctmp3[0] == 'd' || ctmp3[0] == 'D');\r
+               bool paramS1 = *paramT || *paramD;\r
+\r
+               // slow and very slow\r
+               if (ctmp3[0] == 's' || ctmp3[0] == 'S' || ctmp3[1] == 's' || ctmp3[1] == 'S') {\r
+                       *timeout = 11; // slow\r
+               \r
+                       if (!paramS1 && (ctmp3[1] == 's' || ctmp3[1] == 'S')) {\r
+                               *timeout = 53; // very slow\r
+                       }\r
+                       if (paramS1 && (ctmp3[2] == 's' || ctmp3[2] == 'S')) {\r
+                               *timeout = 53; // very slow\r
+                       }\r
+               }\r
+       }\r
+}\r

 \r
 int CmdHF14AMfNested(const char *Cmd)\r
 {\r
 \r
 int CmdHF14AMfNested(const char *Cmd)\r
 {\r


@@ -526,10 +562,14 @@ int CmdHF14AMfNested(const char *Cmd)
        uint8_t trgKeyType = 0;\r
        uint8_t SectorsCnt = 0;\r
        uint8_t key[6] = {0, 0, 0, 0, 0, 0};\r
        uint8_t trgKeyType = 0;\r
        uint8_t SectorsCnt = 0;\r
        uint8_t key[6] = {0, 0, 0, 0, 0, 0};\r

-       uint8_t keyBlock[14*6];\r
+       uint8_t keyBlock[MifareDefaultKeysSize * 6];\r

        uint64_t key64 = 0;\r
        uint64_t key64 = 0;\r

-       bool transferToEml = false;\r
+       // timeout in units. (ms * 106)/10 or us*0.0106\r
+       uint8_t btimeout14a = MF_CHKKEYS_DEFTIMEOUT; // fast by default\r
+       \r
+       bool autosearchKey = false;\r

 \r
 \r

+       bool transferToEml = false;\r

        bool createDumpFile = false;\r
        FILE *fkeys;\r
        uint8_t standart[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};\r
        bool createDumpFile = false;\r
        FILE *fkeys;\r
        uint8_t standart[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};\r


@@ -539,67 +579,90 @@ int CmdHF14AMfNested(const char *Cmd)
 \r
        if (strlen(Cmd)<3) {\r
                PrintAndLog("Usage:");\r
 \r
        if (strlen(Cmd)<3) {\r
                PrintAndLog("Usage:");\r

-               PrintAndLog(" all sectors:  hf mf nested  <card memory> <block number> <key A/B> <key (12 hex symbols)> [t,d]");\r
+               PrintAndLog(" all sectors:  hf mf nested  <card memory> <block number> <key A/B> <key (12 hex symbols)> [t|d|s|ss]");\r
+               PrintAndLog(" all sectors autosearch key:  hf mf nested  <card memory> * [t|d|s|ss]");\r

                PrintAndLog(" one sector:   hf mf nested  o <block number> <key A/B> <key (12 hex symbols)>");\r
                PrintAndLog("               <target block number> <target key A/B> [t]");\r
                PrintAndLog(" one sector:   hf mf nested  o <block number> <key A/B> <key (12 hex symbols)>");\r
                PrintAndLog("               <target block number> <target key A/B> [t]");\r

+               PrintAndLog(" ");\r

                PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");\r
                PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");\r

-               PrintAndLog("t - transfer keys into emulator memory");\r
-               PrintAndLog("d - write keys to binary file");\r
+               PrintAndLog("t - transfer keys to emulator memory");\r
+               PrintAndLog("d - write keys to binary file dumpkeys.bin");\r
+               PrintAndLog("s - Slow (1ms) check keys (required by some non standard cards)");\r
+               PrintAndLog("ss - Very slow (5ms) check keys");\r

                PrintAndLog(" ");\r
                PrintAndLog("      sample1: hf mf nested 1 0 A FFFFFFFFFFFF ");\r
                PrintAndLog("      sample2: hf mf nested 1 0 A FFFFFFFFFFFF t ");\r
                PrintAndLog("      sample3: hf mf nested 1 0 A FFFFFFFFFFFF d ");\r
                PrintAndLog("      sample4: hf mf nested o 0 A FFFFFFFFFFFF 4 A");\r
                PrintAndLog(" ");\r
                PrintAndLog("      sample1: hf mf nested 1 0 A FFFFFFFFFFFF ");\r
                PrintAndLog("      sample2: hf mf nested 1 0 A FFFFFFFFFFFF t ");\r
                PrintAndLog("      sample3: hf mf nested 1 0 A FFFFFFFFFFFF d ");\r
                PrintAndLog("      sample4: hf mf nested o 0 A FFFFFFFFFFFF 4 A");\r

+               PrintAndLog("      sample5: hf mf nested 1 * t");\r
+               PrintAndLog("      sample6: hf mf nested 1 * ss");\r

                return 0;\r
        }\r
 \r
                return 0;\r
        }\r
 \r

+       // <card memory>\r

        cmdp = param_getchar(Cmd, 0);\r
        cmdp = param_getchar(Cmd, 0);\r

-       blockNo = param_get8(Cmd, 1);\r
-       ctmp = param_getchar(Cmd, 2);\r
-\r
-       if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {\r
-               PrintAndLog("Key type must be A or B");\r
-               return 1;\r
+       if (cmdp == 'o' || cmdp == 'O') {\r
+               cmdp = 'o';\r
+               SectorsCnt = 1;\r
+       } else {\r
+               SectorsCnt = ParamCardSizeSectors(cmdp);\r

        }\r
        }\r

+               \r
+       // <block number>. number or autosearch key (*)\r
+       if (param_getchar(Cmd, 1) == '*') {\r
+               autosearchKey = true;\r

 \r
 \r

-       if (ctmp != 'A' && ctmp != 'a')\r
-               keyType = 1;\r
+               parseParamTDS(Cmd, 2, &transferToEml, &createDumpFile, &btimeout14a);\r

 \r
 \r

-       if (param_gethex(Cmd, 3, key, 12)) {\r
-               PrintAndLog("Key must include 12 HEX symbols");\r
-               return 1;\r
-       }\r
+               PrintAndLog("--nested. sectors:%2d, block no:*, eml:%c, dmp=%c checktimeout=%d us", \r
+                       SectorsCnt, transferToEml?'y':'n', createDumpFile?'y':'n', ((int)btimeout14a * 10000) / 106);\r
+       } else {\r
+               blockNo = param_get8(Cmd, 1);\r

 \r
 \r

-       if (cmdp == 'o' || cmdp == 'O') {\r
-               cmdp = 'o';\r
-               trgBlockNo = param_get8(Cmd, 4);\r
-               ctmp = param_getchar(Cmd, 5);\r
+               ctmp = param_getchar(Cmd, 2);\r

                if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {\r
                if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {\r

-                       PrintAndLog("Target key type must be A or B");\r
+                       PrintAndLog("Key type must be A or B");\r

                        return 1;\r
                }\r
                        return 1;\r
                }\r

+\r

                if (ctmp != 'A' && ctmp != 'a')\r
                if (ctmp != 'A' && ctmp != 'a')\r

-                       trgKeyType = 1;\r
-       } else {\r
+                       keyType = 1;\r

 \r
 \r

-               switch (cmdp) {\r
-                       case '0': SectorsCnt = 05; break;\r
-                       case '1': SectorsCnt = 16; break;\r
-                       case '2': SectorsCnt = 32; break;\r
-                       case '4': SectorsCnt = 40; break;\r
-                       default:  SectorsCnt = 16;\r
+               if (param_gethex(Cmd, 3, key, 12)) {\r
+                       PrintAndLog("Key must include 12 HEX symbols");\r
+                       return 1;\r

                }\r
                }\r

-       }\r

 \r
 \r

-       ctmp = param_getchar(Cmd, 4);\r
-       if              (ctmp == 't' || ctmp == 'T') transferToEml = true;\r
-       else if (ctmp == 'd' || ctmp == 'D') createDumpFile = true;\r
+               // check if we can authenticate to sector\r
+               res = mfCheckKeys(blockNo, keyType, true, 1, key, &key64);\r
+               if (res) {\r
+                       PrintAndLog("Can't authenticate to block:%3d key type:%c key:%s", blockNo, keyType?'B':'A', sprint_hex(key, 6));\r
+                       return 3;\r
+               }\r
+\r
+               // one sector nested\r
+               if (cmdp == 'o') { \r
+                       trgBlockNo = param_get8(Cmd, 4);\r

 \r
 \r

-       ctmp = param_getchar(Cmd, 6);\r
-       transferToEml |= (ctmp == 't' || ctmp == 'T');\r
-       transferToEml |= (ctmp == 'd' || ctmp == 'D');\r
+                       ctmp = param_getchar(Cmd, 5);\r
+                       if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {\r
+                               PrintAndLog("Target key type must be A or B");\r
+                               return 1;\r
+                       }\r
+                       if (ctmp != 'A' && ctmp != 'a')\r
+                               trgKeyType = 1;\r

 \r
 \r

-       if (cmdp == 'o') {\r
+                       parseParamTDS(Cmd, 6, &transferToEml, &createDumpFile, &btimeout14a);\r
+               } else {\r
+                       parseParamTDS(Cmd, 4, &transferToEml, &createDumpFile, &btimeout14a);\r
+               }\r
+\r
+               PrintAndLog("--nested. sectors:%2d, block no:%3d, key type:%c, eml:%c, dmp=%c checktimeout=%d us", \r
+                       SectorsCnt, blockNo, keyType?'B':'A', transferToEml?'y':'n', createDumpFile?'y':'n', ((int)btimeout14a * 10000) / 106);\r
+       }\r
+\r
+       // one-sector nested\r
+       if (cmdp == 'o') { // ------------------------------------  one sector working\r

                PrintAndLog("--target block no:%3d, target key type:%c ", trgBlockNo, trgKeyType?'B':'A');\r
                int16_t isOK = mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true);\r
                if (isOK) {\r
                PrintAndLog("--target block no:%3d, target key type:%c ", trgBlockNo, trgKeyType?'B':'A');\r
                int16_t isOK = mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true);\r
                if (isOK) {\r


@@ -630,6 +693,7 @@ int CmdHF14AMfNested(const char *Cmd)
                                else\r
                                        num_to_bytes(key64, 6, &keyBlock[10]);\r
                                mfEmlSetMem(keyBlock, sectortrailer, 1);\r
                                else\r
                                        num_to_bytes(key64, 6, &keyBlock[10]);\r
                                mfEmlSetMem(keyBlock, sectortrailer, 1);\r

+                               PrintAndLog("Key transferred to emulator memory.");\r

                        }\r
                } else {\r
                        PrintAndLog("No valid key found");\r
                        }\r
                } else {\r
                        PrintAndLog("No valid key found");\r


@@ -643,33 +707,37 @@ int CmdHF14AMfNested(const char *Cmd)
                if (e_sector == NULL) return 1;\r
 \r
                //test current key and additional standard keys first\r
                if (e_sector == NULL) return 1;\r
 \r
                //test current key and additional standard keys first\r

-               memcpy(keyBlock, key, 6);\r
-               num_to_bytes(0xffffffffffff, 6, (uint8_t*)(keyBlock + 1 * 6));\r
-               num_to_bytes(0x000000000000, 6, (uint8_t*)(keyBlock + 2 * 6));\r
-               num_to_bytes(0xa0a1a2a3a4a5, 6, (uint8_t*)(keyBlock + 3 * 6));\r
-               num_to_bytes(0xb0b1b2b3b4b5, 6, (uint8_t*)(keyBlock + 4 * 6));\r
-               num_to_bytes(0xaabbccddeeff, 6, (uint8_t*)(keyBlock + 5 * 6));\r
-               num_to_bytes(0x4d3a99c351dd, 6, (uint8_t*)(keyBlock + 6 * 6));\r
-               num_to_bytes(0x1a982c7e459a, 6, (uint8_t*)(keyBlock + 7 * 6));\r
-               num_to_bytes(0xd3f7d3f7d3f7, 6, (uint8_t*)(keyBlock + 8 * 6));\r
-               num_to_bytes(0x714c5c886e97, 6, (uint8_t*)(keyBlock + 9 * 6));\r
-               num_to_bytes(0x587ee5f9350f, 6, (uint8_t*)(keyBlock + 10 * 6));\r
-               num_to_bytes(0xa0478cc39091, 6, (uint8_t*)(keyBlock + 11 * 6));\r
-               num_to_bytes(0x533cb6c723f6, 6, (uint8_t*)(keyBlock + 12 * 6));\r
-               num_to_bytes(0x8fd0a4f256e9, 6, (uint8_t*)(keyBlock + 13 * 6));\r
+               for (int defaultKeyCounter = 0; defaultKeyCounter < MifareDefaultKeysSize; defaultKeyCounter++){\r
+                       num_to_bytes(MifareDefaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));\r
+               }\r

 \r
                PrintAndLog("Testing known keys. Sector count=%d", SectorsCnt);\r
 \r
                PrintAndLog("Testing known keys. Sector count=%d", SectorsCnt);\r

-               for (i = 0; i < SectorsCnt; i++) {\r
-                       for (j = 0; j < 2; j++) {\r
-                               if (e_sector[i].foundKey[j]) continue;\r
-\r
-                               res = mfCheckKeys(FirstBlockOfSector(i), j, true, 6, keyBlock, &key64);\r
-\r
-                               if (!res) {\r
-                                       e_sector[i].Key[j] = key64;\r
-                                       e_sector[i].foundKey[j] = 1;\r
+               mfCheckKeysSec(SectorsCnt, 2, btimeout14a, true, MifareDefaultKeysSize, keyBlock, e_sector);\r
+               \r
+               // get known key from array\r
+               bool keyFound = false;\r
+               if (autosearchKey) {\r
+                       for (i = 0; i < SectorsCnt; i++) {\r
+                               for (j = 0; j < 2; j++) {\r
+                                       if (e_sector[i].foundKey[j]) {\r
+                                               // get known key\r
+                                               blockNo = i * 4;\r
+                                               keyType = j;\r
+                                               num_to_bytes(e_sector[i].Key[j], 6, key);\r
+                                               \r
+                                               keyFound = true;\r
+                                               break;\r
+                                       }\r

                                }\r
                                }\r

+                               if (keyFound) break;\r
+                       }               \r
+\r
+                       // Can't found a key....\r
+                       if (!keyFound) {\r
+                               PrintAndLog("Can't found any of the known keys.");\r
+                               return 4;\r

                        }\r
                        }\r

+                       PrintAndLog("--auto key. block no:%3d, key type:%c key:%s", blockNo, keyType?'B':'A', sprint_hex(key, 6));\r

                }\r
 \r
                // nested sectors\r
                }\r
 \r
                // nested sectors\r


@@ -702,15 +770,19 @@ int CmdHF14AMfNested(const char *Cmd)
                                                PrintAndLog("Found valid key:%012" PRIx64, key64);\r
                                                e_sector[sectorNo].foundKey[trgKeyType] = 1;\r
                                                e_sector[sectorNo].Key[trgKeyType] = key64;\r
                                                PrintAndLog("Found valid key:%012" PRIx64, key64);\r
                                                e_sector[sectorNo].foundKey[trgKeyType] = 1;\r
                                                e_sector[sectorNo].Key[trgKeyType] = key64;\r

+                                               \r
+                                               // try to check this key as a key to the other sectors\r
+                                               mfCheckKeysSec(SectorsCnt, 2, btimeout14a, true, 1, keyBlock, e_sector);\r

                                        }\r
                                }\r
                        }\r
                }\r
 \r
                                        }\r
                                }\r
                        }\r
                }\r
 \r

-               printf("Time in nested: %1.3f (%1.3f sec per key)\n\n", ((float)(msclock() - msclock1))/1000.0, ((float)(msclock() - msclock1))/iterations/1000.0);\r
-\r
-               PrintAndLog("-----------------------------------------------\nIterations count: %d\n\n", iterations);\r
-               //print them\r
+               // print nested statistic\r
+               PrintAndLog("\n\n-----------------------------------------------\nNested statistic:\nIterations count: %d", iterations);\r
+               PrintAndLog("Time in nested: %1.3f (%1.3f sec per key)", ((float)(msclock() - msclock1))/1000.0, ((float)(msclock() - msclock1))/iterations/1000.0);\r
+               \r
+               // print result\r

                PrintAndLog("|---|----------------|---|----------------|---|");\r
                PrintAndLog("|sec|key A           |res|key B           |res|");\r
                PrintAndLog("|---|----------------|---|----------------|---|");\r
                PrintAndLog("|---|----------------|---|----------------|---|");\r
                PrintAndLog("|sec|key A           |res|key B           |res|");\r
                PrintAndLog("|---|----------------|---|----------------|---|");\r


@@ -720,7 +792,7 @@ int CmdHF14AMfNested(const char *Cmd)
                }\r
                PrintAndLog("|---|----------------|---|----------------|---|");\r
 \r
                }\r
                PrintAndLog("|---|----------------|---|----------------|---|");\r
 \r

-               // transfer them to the emulator\r
+               // transfer keys to the emulator memory\r

                if (transferToEml) {\r
                        for (i = 0; i < SectorsCnt; i++) {\r
                                mfEmlGetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);\r
                if (transferToEml) {\r
                        for (i = 0; i < SectorsCnt; i++) {\r
                                mfEmlGetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);\r


@@ -730,6 +802,7 @@ int CmdHF14AMfNested(const char *Cmd)
                                        num_to_bytes(e_sector[i].Key[1], 6, &keyBlock[10]);\r
                                mfEmlSetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);\r
                        }\r
                                        num_to_bytes(e_sector[i].Key[1], 6, &keyBlock[10]);\r
                                mfEmlSetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);\r
                        }\r

+                       PrintAndLog("Keys transferred to emulator memory.");\r

                }\r
 \r
                // Create dump file\r
                }\r
 \r
                // Create dump file\r


@@ -890,14 +963,18 @@ int CmdHF14AMfNestedHard(const char *Cmd)
 int CmdHF14AMfChk(const char *Cmd)\r
 {\r
        if (strlen(Cmd)<3) {\r
 int CmdHF14AMfChk(const char *Cmd)\r
 {\r
        if (strlen(Cmd)<3) {\r

-               PrintAndLog("Usage:  hf mf chk <block number>|<*card memory> <key type (A/B/?)> [t|d] [<key (12 hex symbols)>] [<dic (*.dic)>]");\r
+               PrintAndLog("Usage:  hf mf chk <block number>|<*card memory> <key type (A/B/?)> [t|d|s|ss] [<key (12 hex symbols)>] [<dic (*.dic)>]");\r

                PrintAndLog("          * - all sectors");\r
                PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");\r
                PrintAndLog("d - write keys to binary file\n");\r
                PrintAndLog("t - write keys to emulator memory");\r
                PrintAndLog("          * - all sectors");\r
                PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");\r
                PrintAndLog("d - write keys to binary file\n");\r
                PrintAndLog("t - write keys to emulator memory");\r

+               PrintAndLog("s - slow execute. timeout 1ms");\r
+               PrintAndLog("ss- very slow execute. timeout 5ms");\r

                PrintAndLog("      sample: hf mf chk 0 A 1234567890ab keys.dic");\r
                PrintAndLog("              hf mf chk *1 ? t");\r
                PrintAndLog("              hf mf chk *1 ? d");\r
                PrintAndLog("      sample: hf mf chk 0 A 1234567890ab keys.dic");\r
                PrintAndLog("              hf mf chk *1 ? t");\r
                PrintAndLog("              hf mf chk *1 ? d");\r

+               PrintAndLog("              hf mf chk *1 ? s");\r
+               PrintAndLog("              hf mf chk *1 ? dss");\r

                return 0;\r
        }\r
 \r
                return 0;\r
        }\r
 \r


@@ -910,49 +987,29 @@ int CmdHF14AMfChk(const char *Cmd)
        int i, res;\r
        int     keycnt = 0;\r
        char ctmp       = 0x00;\r
        int i, res;\r
        int     keycnt = 0;\r
        char ctmp       = 0x00;\r

+       char ctmp3[3]   = {0x00};\r

        uint8_t blockNo = 0;\r
        uint8_t blockNo = 0;\r

-       uint8_t SectorsCnt = 1;\r
+       uint8_t SectorsCnt = 0;\r

        uint8_t keyType = 0;\r
        uint64_t key64 = 0;\r
        uint8_t keyType = 0;\r
        uint64_t key64 = 0;\r

+       uint32_t timeout14a = 0; // timeout in us\r
+       bool param3InUse = false;\r

 \r
        int transferToEml = 0;\r
        int createDumpFile = 0;\r
 \r
        int transferToEml = 0;\r
        int createDumpFile = 0;\r

+       \r
+       sector_t *e_sector = NULL;\r

 \r
        keyBlock = calloc(stKeyBlock, 6);\r
        if (keyBlock == NULL) return 1;\r
 \r
 \r
        keyBlock = calloc(stKeyBlock, 6);\r
        if (keyBlock == NULL) return 1;\r
 \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) / sizeof(uint64_t);\r
-\r
-       for (int defaultKeyCounter = 0; defaultKeyCounter < defaultKeysSize; defaultKeyCounter++)\r
-       {\r
-               num_to_bytes(defaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));\r
+       int defaultKeysSize = MifareDefaultKeysSize;\r
+       for (int defaultKeyCounter = 0; defaultKeyCounter < defaultKeysSize; defaultKeyCounter++){\r
+               num_to_bytes(MifareDefaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));\r

        }\r
 \r
        if (param_getchar(Cmd, 0)=='*') {\r
        }\r
 \r
        if (param_getchar(Cmd, 0)=='*') {\r

-               blockNo = 3;\r
-               switch(param_getchar(Cmd+1, 0)) {\r
-                       case '0': SectorsCnt =  5; break;\r
-                       case '1': SectorsCnt = 16; break;\r
-                       case '2': SectorsCnt = 32; break;\r
-                       case '4': SectorsCnt = 40; break;\r
-                       default:  SectorsCnt = 16;\r
-               }\r
+               SectorsCnt = ParamCardSizeSectors(param_getchar(Cmd + 1, 0));\r

        }\r
        else\r
                blockNo = param_get8(Cmd, 0);\r
        }\r
        else\r
                blockNo = param_get8(Cmd, 0);\r


@@ -960,10 +1017,10 @@ int CmdHF14AMfChk(const char *Cmd)
        ctmp = param_getchar(Cmd, 1);\r
        switch (ctmp) {\r
        case 'a': case 'A':\r
        ctmp = param_getchar(Cmd, 1);\r
        switch (ctmp) {\r
        case 'a': case 'A':\r

-               keyType = !0;\r
+               keyType = 0;\r

                break;\r
        case 'b': case 'B':\r
                break;\r
        case 'b': case 'B':\r

-               keyType = !1;\r
+               keyType = 1;\r

                break;\r
        case '?':\r
                keyType = 2;\r
                break;\r
        case '?':\r
                keyType = 2;\r


@@ -974,11 +1031,33 @@ int CmdHF14AMfChk(const char *Cmd)
                return 1;\r
        };\r
 \r
                return 1;\r
        };\r
 \r

+       // transfer to emulator & create dump file\r

        ctmp = param_getchar(Cmd, 2);\r
        ctmp = param_getchar(Cmd, 2);\r

-       if              (ctmp == 't' || ctmp == 'T') transferToEml = 1;\r
-       else if (ctmp == 'd' || ctmp == 'D') createDumpFile = 1;\r
-\r
-       for (i = transferToEml || createDumpFile; param_getchar(Cmd, 2 + i); i++) {\r
+       if (ctmp == 't' || ctmp == 'T') transferToEml = 1;\r
+       if (ctmp == 'd' || ctmp == 'D') createDumpFile = 1;\r
+       \r
+       param3InUse = transferToEml | createDumpFile;\r
+       \r
+       timeout14a = 500; // fast by default\r
+       // double parameters - ts, ds\r
+       int clen = param_getlength(Cmd, 2);\r
+       if (clen == 2 || clen == 3){\r
+               param_getstr(Cmd, 2, ctmp3, sizeof(ctmp3));\r
+               ctmp = ctmp3[1];\r
+       }\r
+       //parse\r
+       if (ctmp == 's' || ctmp == 'S') {\r
+               timeout14a = 1000; // slow\r
+               if (!param3InUse && clen == 2 && (ctmp3[1] == 's' || ctmp3[1] == 'S')) {\r
+                       timeout14a = 5000; // very slow\r
+               }\r
+               if (param3InUse && clen == 3 && (ctmp3[2] == 's' || ctmp3[2] == 'S')) {\r
+                       timeout14a = 5000; // very slow\r
+               }\r
+               param3InUse = true;\r
+       }\r
+\r
+       for (i = param3InUse; param_getchar(Cmd, 2 + i); i++) {\r

                if (!param_gethex(Cmd, 2 + i, keyBlock + 6 * keycnt, 12)) {\r
                        if ( stKeyBlock - keycnt < 2) {\r
                                p = realloc(keyBlock, 6*(stKeyBlock+=10));\r
                if (!param_gethex(Cmd, 2 + i, keyBlock + 6 * keycnt, 12)) {\r
                        if ( stKeyBlock - keycnt < 2) {\r
                                p = realloc(keyBlock, 6*(stKeyBlock+=10));\r


@@ -995,7 +1074,7 @@ int CmdHF14AMfChk(const char *Cmd)
                        keycnt++;\r
                } else {\r
                        // May be a dic file\r
                        keycnt++;\r
                } else {\r
                        // May be a dic file\r

-                       if ( param_getstr(Cmd, 2 + i,filename) >= FILE_PATH_SIZE ) {\r
+                       if ( param_getstr(Cmd, 2 + i, filename, sizeof(filename)) >= FILE_PATH_SIZE ) {\r

                                PrintAndLog("File name too long");\r
                                free(keyBlock);\r
                                return 2;\r
                                PrintAndLog("File name too long");\r
                                free(keyBlock);\r
                                return 2;\r


@@ -1043,6 +1122,7 @@ int CmdHF14AMfChk(const char *Cmd)
                }\r
        }\r
 \r
                }\r
        }\r
 \r

+       // fill with default keys\r

        if (keycnt == 0) {\r
                PrintAndLog("No key specified, trying default keys");\r
                for (;keycnt < defaultKeysSize; keycnt++)\r
        if (keycnt == 0) {\r
                PrintAndLog("No key specified, trying default keys");\r
                for (;keycnt < defaultKeysSize; keycnt++)\r


@@ -1052,47 +1132,84 @@ int CmdHF14AMfChk(const char *Cmd)
        }\r
 \r
        // initialize storage for found keys\r
        }\r
 \r
        // initialize storage for found keys\r

-       bool validKey[2][40];\r
-       uint8_t foundKey[2][40][6];\r
-       for (uint16_t t = 0; t < 2; t++) {\r
+       e_sector = calloc(SectorsCnt, sizeof(sector_t));\r
+       if (e_sector == NULL) return 1;\r
+       for (uint8_t keyAB = 0; keyAB < 2; keyAB++) {\r

                for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {\r
                for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {\r

-                       validKey[t][sectorNo] = false;\r
-                       for (uint16_t i = 0; i < 6; i++) {\r
-                               foundKey[t][sectorNo][i] = 0xff;\r
-                       }\r
+                       e_sector[sectorNo].Key[keyAB] = 0xffffffffffff;\r
+                       e_sector[sectorNo].foundKey[keyAB] = 0;\r

                }\r
        }\r
                }\r
        }\r

+       printf("\n");\r
+\r
+       bool foundAKey = false;\r
+       uint32_t max_keys = keycnt > USB_CMD_DATA_SIZE / 6 ? USB_CMD_DATA_SIZE / 6 : keycnt;\r
+       if (SectorsCnt) {\r
+               PrintAndLog("To cancel this operation press the button on the proxmark...");\r
+               printf("--");\r
+               for (uint32_t c = 0; c < keycnt; c += max_keys) {\r
+\r
+                       uint32_t size = keycnt-c > max_keys ? max_keys : keycnt-c;\r
+                       res = mfCheckKeysSec(SectorsCnt, keyType, timeout14a * 1.06 / 100, true, size, &keyBlock[6 * c], e_sector); // timeout is (ms * 106)/10 or us*0.0106\r

 \r
 \r

-       for ( int t = !keyType; t < 2; keyType==2?(t++):(t=2) ) {\r
-               int b=blockNo;\r
-               for (int i = 0; i < SectorsCnt; ++i) {\r
-                       PrintAndLog("--sector:%2d, block:%3d, key type:%C, key count:%2d ", i, b, t?'B':'A', keycnt);\r
-                       uint32_t max_keys = keycnt>USB_CMD_DATA_SIZE/6?USB_CMD_DATA_SIZE/6:keycnt;\r
+                       if (res != 1) {\r
+                               if (!res) {\r
+                                       printf("o");\r
+                                       foundAKey = true;\r
+                               } else {\r
+                                       printf(".");\r
+                               }\r
+                       } else {\r
+                               printf("\n");\r
+                               PrintAndLog("Command execute timeout");\r
+                       }\r
+               }\r
+       } else {\r
+               int keyAB = keyType;\r
+               do {\r

                        for (uint32_t c = 0; c < keycnt; c+=max_keys) {\r
                        for (uint32_t c = 0; c < keycnt; c+=max_keys) {\r

-                               uint32_t size = keycnt-c>max_keys?max_keys:keycnt-c;\r
-                               res = mfCheckKeys(b, t, true, size, &keyBlock[6*c], &key64);\r
+\r
+                               uint32_t size = keycnt-c > max_keys ? max_keys : keycnt-c;\r
+                               res = mfCheckKeys(blockNo, keyAB & 0x01, true, size, &keyBlock[6 * c], &key64); \r
+\r

                                if (res != 1) {\r
                                        if (!res) {\r
                                if (res != 1) {\r
                                        if (!res) {\r

-                                               PrintAndLog("Found valid key:[%012" PRIx64 "]",key64);\r
-                                               num_to_bytes(key64, 6, foundKey[t][i]);\r
-                                               validKey[t][i] = true;\r
+                                               PrintAndLog("Found valid key:[%d:%c]%012" PRIx64, blockNo, (keyAB & 0x01)?'B':'A', key64);\r
+                                               foundAKey = true;\r

                                        }\r
                                } else {\r
                                        PrintAndLog("Command execute timeout");\r
                                }\r
                        }\r
                                        }\r
                                } else {\r
                                        PrintAndLog("Command execute timeout");\r
                                }\r
                        }\r

-                       b<127?(b+=4):(b+=16);\r
+               } while(--keyAB > 0);\r
+       }\r
+       \r
+       // print result\r
+       if (foundAKey) {\r
+               if (SectorsCnt) {\r
+                       PrintAndLog("");\r
+                       PrintAndLog("|---|----------------|---|----------------|---|");\r
+                       PrintAndLog("|sec|key A           |res|key B           |res|");\r
+                       PrintAndLog("|---|----------------|---|----------------|---|");\r
+                       for (i = 0; i < SectorsCnt; i++) {\r
+                               PrintAndLog("|%03d|  %012" PRIx64 "  | %d |  %012" PRIx64 "  | %d |", i,\r
+                                       e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]);\r
+                       }\r
+                       PrintAndLog("|---|----------------|---|----------------|---|");\r

                }\r
                }\r

-       }\r
-\r
+       } else {\r
+               PrintAndLog("");\r
+               PrintAndLog("No valid keys found.");\r
+       }       \r
+       \r

        if (transferToEml) {\r
                uint8_t block[16];\r
                for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {\r
        if (transferToEml) {\r
                uint8_t block[16];\r
                for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {\r

-                       if (validKey[0][sectorNo] || validKey[1][sectorNo]) {\r
+                       if (e_sector[sectorNo].foundKey[0] || e_sector[sectorNo].foundKey[1]) {\r

                                mfEmlGetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);\r
                                for (uint16_t t = 0; t < 2; t++) {\r
                                mfEmlGetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);\r
                                for (uint16_t t = 0; t < 2; t++) {\r

-                                       if (validKey[t][sectorNo]) {\r
-                                               memcpy(block + t*10, foundKey[t][sectorNo], 6);\r
+                                       if (e_sector[sectorNo].foundKey[t]) {\r
+                                               num_to_bytes(e_sector[sectorNo].Key[t], 6, block + t * 10);\r

                                        }\r
                                }\r
                                mfEmlSetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);\r
                                        }\r
                                }\r
                                mfEmlSetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);\r


@@ -1105,16 +1222,22 @@ int CmdHF14AMfChk(const char *Cmd)
                FILE *fkeys = fopen("dumpkeys.bin","wb");\r
                if (fkeys == NULL) {\r
                        PrintAndLog("Could not create file dumpkeys.bin");\r
                FILE *fkeys = fopen("dumpkeys.bin","wb");\r
                if (fkeys == NULL) {\r
                        PrintAndLog("Could not create file dumpkeys.bin");\r

+                       free(e_sector);\r

                        free(keyBlock);\r
                        return 1;\r
                }\r
                        free(keyBlock);\r
                        return 1;\r
                }\r

-               for (uint16_t t = 0; t < 2; t++) {\r
-                       fwrite(foundKey[t], 1, 6*SectorsCnt, fkeys);\r
+               uint8_t mkey[6];\r
+               for (uint8_t t = 0; t < 2; t++) {\r
+                       for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {\r
+                               num_to_bytes(e_sector[sectorNo].Key[t], 6, mkey);\r
+                               fwrite(mkey, 1, 6, fkeys);\r
+                       }\r

                }\r
                fclose(fkeys);\r
                PrintAndLog("Found keys have been dumped to file dumpkeys.bin. 0xffffffffffff has been inserted for unknown keys.");\r
        }\r
 \r
                }\r
                fclose(fkeys);\r
                PrintAndLog("Found keys have been dumped to file dumpkeys.bin. 0xffffffffffff has been inserted for unknown keys.");\r
        }\r
 \r

+       free(e_sector);\r

        free(keyBlock);\r
        PrintAndLog("");\r
        return 0;\r
        free(keyBlock);\r
        PrintAndLog("");\r
        return 0;\r


@@ -1274,7 +1397,7 @@ int CmdHF14AMf1kSim(const char *Cmd) {
                        break;\r
                case 'f':\r
                case 'F':\r
                        break;\r
                case 'f':\r
                case 'F':\r

-                       len = param_getstr(Cmd, cmdp+1, filename);\r
+                       len = param_getstr(Cmd, cmdp+1, filename, sizeof(filename));\r

                        if (len < 1) {\r
                                PrintAndLog("error no filename found");\r
                                return 0;\r
                        if (len < 1) {\r
                                PrintAndLog("error no filename found");\r
                                return 0;\r


@@ -1550,7 +1673,7 @@ int CmdHF14AMfELoad(const char *Cmd)
                }\r
        }\r
 \r
                }\r
        }\r
 \r

-       len = param_getstr(Cmd,nameParamNo,filename);\r
+       len = param_getstr(Cmd,nameParamNo,filename,sizeof(filename));\r

 \r
        if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;\r
 \r
 \r
        if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;\r
 \r


@@ -1649,7 +1772,7 @@ int CmdHF14AMfESave(const char *Cmd)
                }\r
        }\r
 \r
                }\r
        }\r
 \r

-       len = param_getstr(Cmd,nameParamNo,filename);\r
+       len = param_getstr(Cmd,nameParamNo,filename,sizeof(filename));\r

 \r
        if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;\r
 \r
 \r
        if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;\r
 \r


@@ -1783,65 +1906,69 @@ int CmdHF14AMfEKeyPrn(const char *Cmd)
 \r
 int CmdHF14AMfCSetUID(const char *Cmd)\r
 {\r
 \r
 int CmdHF14AMfCSetUID(const char *Cmd)\r
 {\r

-       uint8_t wipeCard = 0;\r

        uint8_t uid[8] = {0x00};\r
        uint8_t oldUid[8] = {0x00};\r
        uint8_t atqa[2] = {0x00};\r
        uint8_t sak[1] = {0x00};\r
        uint8_t uid[8] = {0x00};\r
        uint8_t oldUid[8] = {0x00};\r
        uint8_t atqa[2] = {0x00};\r
        uint8_t sak[1] = {0x00};\r

-       uint8_t atqaPresent = 1;\r
+       uint8_t atqaPresent = 0;\r

        int res;\r
        int res;\r

-       char ctmp;\r
-       int argi=0;\r
-\r
-       if (strlen(Cmd) < 1 || param_getchar(Cmd, argi) == 'h') {\r
-               PrintAndLog("Usage:  hf mf csetuid <UID 8 hex symbols> [ATQA 4 hex symbols SAK 2 hex symbols] [w]");\r
-               PrintAndLog("sample:  hf mf csetuid 01020304");\r
-               PrintAndLog("sample:  hf mf csetuid 01020304 0004 08 w");\r
-               PrintAndLog("Set UID, ATQA, and SAK for magic Chinese card (only works with such cards)");\r
-               PrintAndLog("If you also want to wipe the card then add 'w' at the end of the command line.");\r
-               return 0;\r
-       }\r

 \r
 \r

-       if (param_getchar(Cmd, argi) && param_gethex(Cmd, argi, uid, 8)) {\r
+       uint8_t needHelp = 0;\r
+       char cmdp = 1;\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 must include 8 HEX symbols");\r
                return 1;\r
        }\r

-       argi++;\r

 \r
 \r

-       ctmp = param_getchar(Cmd, argi);\r
-       if (ctmp == 'w' || ctmp == 'W') {\r
-               wipeCard = 1;\r
-               atqaPresent = 0;\r
+       if (param_getlength(Cmd, 1) > 1 && param_getlength(Cmd, 2) >  1) {\r
+               atqaPresent = 1;\r
+               cmdp = 3;\r
+               \r
+               if (param_gethex(Cmd, 1, atqa, 4)) {\r
+                       PrintAndLog("ATQA must include 4 HEX symbols");\r
+                       return 1;\r
+               }\r
+                               \r
+               if (param_gethex(Cmd, 2, sak, 2)) {\r
+                       PrintAndLog("SAK must include 2 HEX symbols");\r
+                       return 1;\r
+               }\r

        }\r
 \r
        }\r
 \r

-       if (atqaPresent) {\r
-               if (param_getchar(Cmd, argi)) {\r
-                       if (param_gethex(Cmd, argi, atqa, 4)) {\r
-                               PrintAndLog("ATQA must include 4 HEX symbols");\r
-                               return 1;\r
-                       }\r
-                       argi++;\r
-                       if (!param_getchar(Cmd, argi) || param_gethex(Cmd, argi, sak, 2)) {\r
-                               PrintAndLog("SAK must include 2 HEX symbols");\r
-                               return 1;\r
-                       }\r
-                       argi++;\r
-               } else\r
-                       atqaPresent = 0;\r
+       while(param_getchar(Cmd, cmdp) != 0x00)\r
+       {\r
+               switch(param_getchar(Cmd, cmdp))\r
+               {\r
+               case 'h':\r
+               case 'H':\r
+                       needHelp = 1;\r
+                       break;\r
+               default:\r
+                       PrintAndLog("ERROR: Unknown parameter '%c'", param_getchar(Cmd, cmdp));\r
+                       needHelp = 1;\r
+                       break;\r
+               }\r
+               cmdp++;\r

        }\r
 \r
        }\r
 \r

-       if(!wipeCard) {\r
-               ctmp = param_getchar(Cmd, argi);\r
-               if (ctmp == 'w' || ctmp == 'W') {\r
-                       wipeCard = 1;\r
-               }\r
+       if (strlen(Cmd) < 1 || needHelp) {\r
+               PrintAndLog("");\r
+               PrintAndLog("Usage:  hf mf csetuid <UID 8 hex symbols> [ATQA 4 hex symbols SAK 2 hex symbols]");\r
+               PrintAndLog("sample:  hf mf csetuid 01020304");\r
+               PrintAndLog("sample:  hf mf csetuid 01020304 0004 08");\r
+               PrintAndLog("Set UID, ATQA, and SAK for magic Chinese card (only works with such cards)");\r
+               return 0;\r

        }\r
 \r
        }\r
 \r

-       PrintAndLog("--wipe card:%s  uid:%s", (wipeCard)?"YES":"NO", sprint_hex(uid, 4));\r
+       PrintAndLog("uid:%s", sprint_hex(uid, 4));\r
+       if (atqaPresent) {\r
+               PrintAndLog("--atqa:%s sak:%02x", sprint_hex(atqa, 2), sak[0]);\r
+       }\r

 \r
 \r

-       res = mfCSetUID(uid, (atqaPresent)?atqa:NULL, (atqaPresent)?sak:NULL, oldUid, wipeCard);\r
+       res = mfCSetUID(uid, (atqaPresent)?atqa:NULL, (atqaPresent)?sak:NULL, oldUid);\r

        if (res) {\r
        if (res) {\r

-                       PrintAndLog("Can't set UID. error=%d", res);\r
+                       PrintAndLog("Can't set UID. Error=%d", res);\r

                        return 1;\r
                }\r
 \r
                        return 1;\r
                }\r
 \r


@@ -1850,6 +1977,69 @@ int CmdHF14AMfCSetUID(const char *Cmd)
        return 0;\r
 }\r
 \r
        return 0;\r
 }\r
 \r

+int CmdHF14AMfCWipe(const char *Cmd)\r
+{\r
+       int res, gen = 0;\r
+       int numBlocks = 16 * 4;\r
+       bool wipeCard = false;\r
+       bool fillCard = false;\r
+       \r
+       if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {\r
+               PrintAndLog("Usage:  hf mf cwipe [card size] [w] [f]");\r
+               PrintAndLog("sample:  hf mf cwipe 1 w f");\r
+               PrintAndLog("[card size]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");\r
+               PrintAndLog("w - Wipe magic Chinese card (only works with gen:1a cards)");\r
+               PrintAndLog("f - Fill the card with default data and keys (works with gen:1a and gen:1b cards only)");\r
+               return 0;\r
+       }\r
+\r
+       gen = mfCIdentify();\r
+       if ((gen != 1) && (gen != 2)) \r
+               return 1;\r
+       \r
+       numBlocks = ParamCardSizeBlocks(param_getchar(Cmd, 0));\r
+\r
+       char cmdp = 0;\r
+       while(param_getchar(Cmd, cmdp) != 0x00){\r
+               switch(param_getchar(Cmd, cmdp)) {\r
+               case 'w':\r
+               case 'W':\r
+                       wipeCard = 1;\r
+                       break;\r
+               case 'f':\r
+               case 'F':\r
+                       fillCard = 1;\r
+                       break;\r
+               default:\r
+                       break;\r
+               }\r
+               cmdp++;\r
+       }\r
+\r
+       if (!wipeCard && !fillCard) \r
+               wipeCard = true;\r
+\r
+       PrintAndLog("--blocks count:%2d wipe:%c fill:%c", numBlocks, (wipeCard)?'y':'n', (fillCard)?'y':'n');\r
+\r
+       if (gen == 2) {\r
+               /* generation 1b magic card */\r
+               if (wipeCard) {\r
+                       PrintAndLog("WARNING: can't wipe magic card 1b generation");\r
+               }\r
+               res = mfCWipe(numBlocks, true, false, fillCard); \r
+       } else {\r
+               /* generation 1a magic card by default */\r
+               res = mfCWipe(numBlocks, false, wipeCard, fillCard); \r
+       }\r
+\r
+       if (res) {\r
+               PrintAndLog("Can't wipe. error=%d", res);\r
+               return 1;\r
+       }\r
+       PrintAndLog("OK");\r
+       return 0;\r
+}\r
+\r

 int CmdHF14AMfCSetBlk(const char *Cmd)\r
 {\r
        uint8_t memBlock[16] = {0x00};\r
 int CmdHF14AMfCSetBlk(const char *Cmd)\r
 {\r
        uint8_t memBlock[16] = {0x00};\r


@@ -1866,6 +2056,8 @@ int CmdHF14AMfCSetBlk(const char *Cmd)
        }\r
 \r
        gen = mfCIdentify();\r
        }\r
 \r
        gen = mfCIdentify();\r

+       if ((gen != 1) && (gen != 2)) \r
+               return 1;\r

 \r
        blockNo = param_get8(Cmd, 0);\r
 \r
 \r
        blockNo = param_get8(Cmd, 0);\r
 \r


@@ -1944,7 +2136,7 @@ int CmdHF14AMfCLoad(const char *Cmd)
                }\r
                return 0;\r
        } else {\r
                }\r
                return 0;\r
        } else {\r

-               param_getstr(Cmd, 0, filename);\r
+               param_getstr(Cmd, 0, filename, sizeof(filename));\r

 \r
                len = strlen(filename);\r
                if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;\r
 \r
                len = strlen(filename);\r
                if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;\r


@@ -2113,13 +2305,13 @@ int CmdHF14AMfCSave(const char *Cmd) {
        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`). 4K card: (option `4`)");\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`). 4K card: (option `4`)");\r

-               PrintAndLog("Usage:  hf mf esave [file name w/o `.eml`][e][4]");\r
-               PrintAndLog("Sample: hf mf esave ");\r
-               PrintAndLog("        hf mf esave filename");\r
-               PrintAndLog("        hf mf esave e");\r
-               PrintAndLog("        hf mf esave 4");\r
-               PrintAndLog("        hf mf esave filename 4");\r
-               PrintAndLog("        hf mf esave e 4");\r
+               PrintAndLog("Usage:  hf mf csave [file name w/o `.eml`][e][4]");\r
+               PrintAndLog("Sample: hf mf csave ");\r
+               PrintAndLog("        hf mf csave filename");\r
+               PrintAndLog("        hf mf csave e");\r
+               PrintAndLog("        hf mf csave 4");\r
+               PrintAndLog("        hf mf csave filename 4");\r
+               PrintAndLog("        hf mf csave e 4");\r

                return 0;\r
        }\r
 \r
                return 0;\r
        }\r
 \r


@@ -2155,7 +2347,7 @@ int CmdHF14AMfCSave(const char *Cmd) {
                }\r
                return 0;\r
        } else {\r
                }\r
                return 0;\r
        } else {\r

-               param_getstr(Cmd, 0, filename);\r
+               param_getstr(Cmd, 0, filename, sizeof(filename));\r

 \r
                len = strlen(filename);\r
                if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;\r
 \r
                len = strlen(filename);\r
                if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;\r


@@ -2398,6 +2590,7 @@ static command_t CommandTable[] =
   {"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
   {"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

+  {"cwipe",            CmdHF14AMfCWipe,         0, "Wipe magic Chinese card"},\r

   {"csetuid",          CmdHF14AMfCSetUID,       0, "Set UID for magic Chinese card"},\r
   {"csetblk",          CmdHF14AMfCSetBlk,       0, "Write block - Magic Chinese card"},\r
   {"cgetblk",          CmdHF14AMfCGetBlk,       0, "Read block - Magic Chinese card"},\r
   {"csetuid",          CmdHF14AMfCSetUID,       0, "Set UID for magic Chinese card"},\r
   {"csetblk",          CmdHF14AMfCSetBlk,       0, "Write block - Magic Chinese card"},\r
   {"cgetblk",          CmdHF14AMfCGetBlk,       0, "Read block - Magic Chinese card"},\r