FIX: some compiler warnings, sscanf is using unsigned int.

[proxmark3-svn] / client / cmdhfmf.c

diff --git a/client/cmdhfmf.c b/client/cmdhfmf.c
index 7114945d6744906fedd8455e1e9a3dc5e12ba0fa..e6568f59f64b70d8304bc35918d506b754b52fda 100644 (file)
--- a/client/cmdhfmf.c
+++ b/client/cmdhfmf.c
@@ -24,19 +24,20 @@ int usage_hf14_mifare(void){
        return 0;\r
 }\r
 int usage_hf14_mf1ksim(void){\r
        return 0;\r
 }\r
 int usage_hf14_mf1ksim(void){\r

-       PrintAndLog("Usage:  hf mf sim  [h] u <uid (8,14,20 hex symbols)> n <numreads> i x");\r
+       PrintAndLog("Usage:  hf mf sim [h] u <uid> n <numreads> [i] [x] [e] [v]");\r

        PrintAndLog("options:");\r
        PrintAndLog("      h    this help");\r
        PrintAndLog("      u    (Optional) UID 4,7 or 10bytes. If not specified, the UID 4b 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("options:");\r
        PrintAndLog("      h    this help");\r
        PrintAndLog("      u    (Optional) UID 4,7 or 10bytes. If not specified, the UID 4b 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("      e    (Optional) Fill simulator keys from what we crack");\r
-       PrintAndLog("      v    (Optional) Show maths used for cracking reader. Useful for debugging.");\r
+       PrintAndLog("      x    (Optional) Crack, performs the 'reader attack', nr/ar attack against a reader");\r
+       PrintAndLog("      e    (Optional) Fill simulator keys from found keys");\r
+       PrintAndLog("      v    (Optional) Verbose");\r

        PrintAndLog("samples:");\r
        PrintAndLog("           hf mf sim u 0a0a0a0a");\r
        PrintAndLog("           hf mf sim u 11223344556677");\r
        PrintAndLog("           hf mf sim u 112233445566778899AA");     \r
        PrintAndLog("samples:");\r
        PrintAndLog("           hf mf sim u 0a0a0a0a");\r
        PrintAndLog("           hf mf sim u 11223344556677");\r
        PrintAndLog("           hf mf sim u 112233445566778899AA");     \r

+       PrintAndLog("           hf mf sim u 11223344 i x");     \r

        return 0;\r
 }\r
 int usage_hf14_dbg(void){\r
        return 0;\r
 }\r
 int usage_hf14_dbg(void){\r


@@ -245,7 +246,7 @@ start:
                uint64_t key64 = 0;\r
                int res = mfCheckKeys(blockNo, keytype - 0x60 , false, 1, keyblock, &key64);\r
                if ( res > 0 ) {\r
                uint64_t key64 = 0;\r
                int res = mfCheckKeys(blockNo, keytype - 0x60 , false, 1, keyblock, &key64);\r
                if ( res > 0 ) {\r

-                       PrintAndLog("Candidate Key found (%012"llx") - Test authentication failed. Starting over darkside attack", r_key);      \r
+                       PrintAndLog("Candidate Key found (%012"llx") - Test authentication failed. [%d] Restarting darkside attack", r_key, res);       \r

                        goto start;\r
                }\r
                PrintAndLog("Found valid key: %012"llx" \n", r_key);\r
                        goto start;\r
                }\r
                PrintAndLog("Found valid key: %012"llx" \n", r_key);\r


@@ -1057,7 +1058,8 @@ int CmdHF14AMfNestedHard(const char *Cmd) {
                        slow ? "Yes" : "No",\r
                        tests);\r
 \r
                        slow ? "Yes" : "No",\r
                        tests);\r
 \r

-       int16_t isOK = mfnestedhard(blockNo, keyType, key, trgBlockNo, trgKeyType, know_target_key ? trgkey : NULL, nonce_file_read, nonce_file_write, slow, tests);\r
+       uint64_t foundkey = 0;\r
+       int16_t isOK = mfnestedhard(blockNo, keyType, key, trgBlockNo, trgKeyType, know_target_key ? trgkey : NULL, nonce_file_read, nonce_file_write, slow, tests, &foundkey);\r

 \r
        if (isOK) {\r
                switch (isOK) {\r
 \r
        if (isOK) {\r
                switch (isOK) {\r


@@ -1359,18 +1361,16 @@ int CmdHF14AMfChk(const char *Cmd) {
        PrintAndLog("");\r
        return 0;\r
 }\r
        PrintAndLog("");\r
        return 0;\r
 }\r

-#define ATTACK_KEY_COUNT 8\r
+\r

 sector *k_sector = NULL;\r
 uint8_t k_sectorsCount = 16;\r
 sector *k_sector = NULL;\r
 uint8_t k_sectorsCount = 16;\r

-void readerAttack(nonces_t data[], bool setEmulatorMem, bool verbose) {\r
+static void emptySectorTable(){\r

 \r
        // initialize storage for found keys\r
        if (k_sector == NULL)\r
                k_sector = calloc(k_sectorsCount, sizeof(sector));\r
        if (k_sector == NULL) \r
                return;\r
 \r
        // initialize storage for found keys\r
        if (k_sector == NULL)\r
                k_sector = calloc(k_sectorsCount, sizeof(sector));\r
        if (k_sector == NULL) \r
                return;\r

-\r
-       uint64_t key = 0;\r

                \r
        // empty e_sector\r
        for(int i = 0; i < k_sectorsCount; ++i){\r
                \r
        // empty e_sector\r
        for(int i = 0; i < k_sectorsCount; ++i){\r


@@ -1379,65 +1379,47 @@ void readerAttack(nonces_t data[], bool setEmulatorMem, bool verbose) {
                k_sector[i].foundKey[0] = FALSE;\r
                k_sector[i].foundKey[1] = FALSE;\r
        }\r
                k_sector[i].foundKey[0] = FALSE;\r
                k_sector[i].foundKey[1] = FALSE;\r
        }\r

+}\r
+void showSectorTable(){\r
+       if (k_sector != NULL) {\r
+               printKeyTable(k_sectorsCount, k_sector);\r
+               free(k_sector);\r
+               k_sector = NULL;\r
+       }\r
+}\r
+void readerAttack(nonces_t data, bool setEmulatorMem, bool verbose) {\r

 \r
 \r

-       printf("enter reader attack\n");\r
-       for (uint8_t i = 0; i < ATTACK_KEY_COUNT; ++i) {\r
-               if (data[i].ar2 > 0) {\r
-\r
-                       // We can probably skip this, mfkey32v2 is more reliable.\r
-#ifdef HFMF_TRYMFK32\r
-                       if (tryMfk32(data[i], &key, verbose)) {\r
-                               PrintAndLog("Found Key%s for sector %02d: [%012"llx"]"\r
-                                       , (data[i].keytype) ? "B" : "A"\r
-                                       , data[i].sector\r
-                                       , key\r
-                               );\r
+       uint64_t key = 0;       \r
+       bool success = FALSE;\r
+       \r
+       if (k_sector == NULL)\r
+               emptySectorTable();\r

 \r
 \r

-                               k_sector[i].Key[data[i].keytype] = key;\r
-                               k_sector[i].foundKey[data[i].keytype] = TRUE;\r
-                               \r
-                               //set emulator memory for keys\r
-                               if (setEmulatorMem) {\r
-                                       uint8_t memBlock[16] = {0,0,0,0,0,0, 0xff, 0x0F, 0x80, 0x69, 0,0,0,0,0,0};\r
-                                       num_to_bytes( k_sector[i].Key[0], 6, memBlock);\r
-                                       num_to_bytes( k_sector[i].Key[1], 6, memBlock+10);\r
-                                       PrintAndLog("Setting Emulator Memory Block %02d: [%s]"\r
-                                               , ((data[i].sector)*4) + 3\r
-                                               , sprint_hex( memBlock, sizeof(memBlock))\r
-                                               );\r
-                                       mfEmlSetMem( memBlock, ((data[i].sector)*4) + 3, 1);\r
-                               }\r
-                               continue;\r
-                       }\r
-#endif\r
-                       //moebius attack                        \r
-                       if (tryMfk32_moebius(data[i+ATTACK_KEY_COUNT], &key, verbose)) {\r
-                               uint8_t sectorNum = data[i+ATTACK_KEY_COUNT].sector;\r
-                               uint8_t keyType = data[i+ATTACK_KEY_COUNT].keytype;\r
-\r
-                               PrintAndLog("M-Found Key%s for sector %02d: [%012"llx"]"\r
-                                       , keyType ? "B" : "A"\r
-                                       , sectorNum\r
-                                       , key\r
-                               );\r
+       success = tryMfk32_moebius(data, &key, verbose);\r
+       if (success) {\r
+               uint8_t sector = data.sector;\r
+               uint8_t keytype = data.keytype;\r

 \r
 \r

-                               k_sector[sectorNum].Key[keyType] = key;\r
-                               k_sector[sectorNum].foundKey[keyType] = TRUE;\r
-\r
-                               //set emulator memory for keys\r
-                               if (setEmulatorMem) {\r
-                                       uint8_t memBlock[16] = {0,0,0,0,0,0, 0xff, 0x0F, 0x80, 0x69, 0,0,0,0,0,0};\r
-                                       num_to_bytes( k_sector[sectorNum].Key[0], 6, memBlock);\r
-                                       num_to_bytes( k_sector[sectorNum].Key[1], 6, memBlock+10);\r
-                                       PrintAndLog("Setting Emulator Memory Block %02d: [%s]"\r
-                                               , (sectorNum*4) + 3\r
-                                               , sprint_hex( memBlock, sizeof(memBlock))\r
-                                               );\r
-                                       mfEmlSetMem( memBlock, (sectorNum*4) + 3, 1);\r
-                               }\r
-                               continue;\r
-                       }\r
+               PrintAndLog("Reader is trying authenticate with: Key %s, sector %02d: [%012"llx"]"\r
+                       , keytype ? "B" : "A"\r
+                       , sector\r
+                       , key\r
+               );\r

 \r
 \r

+               k_sector[sector].Key[keytype] = key;\r
+               k_sector[sector].foundKey[keytype] = TRUE;\r
+\r
+               //set emulator memory for keys\r
+               if (setEmulatorMem) {\r
+                       uint8_t memBlock[16] = {0,0,0,0,0,0, 0xff, 0x0F, 0x80, 0x69, 0,0,0,0,0,0};\r
+                       num_to_bytes( k_sector[sector].Key[0], 6, memBlock);\r
+                       num_to_bytes( k_sector[sector].Key[1], 6, memBlock+10);\r
+                       //iceman,  guessing this will not work so well for 4K tags.\r
+                       PrintAndLog("Setting Emulator Memory Block %02d: [%s]"\r
+                               , (sector*4) + 3\r
+                               , sprint_hex( memBlock, sizeof(memBlock))\r
+                               );\r
+                       mfEmlSetMem( memBlock, (sector*4) + 3, 1);\r

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


@@ -1448,18 +1430,17 @@ int CmdHF14AMf1kSim(const char *Cmd) {
        uint8_t exitAfterNReads = 0;\r
        uint8_t flags = (FLAG_UID_IN_EMUL | FLAG_4B_UID_IN_DATA);\r
        int uidlen = 0;\r
        uint8_t exitAfterNReads = 0;\r
        uint8_t flags = (FLAG_UID_IN_EMUL | FLAG_4B_UID_IN_DATA);\r
        int uidlen = 0;\r

-       bool setEmulatorMem = false;\r

        uint8_t cmdp = 0;\r
        uint8_t cmdp = 0;\r

-       bool errors = false;\r
-\r
-       // If set to true, we should show our workings when doing NR_AR_ATTACK.\r
-       bool verbose = false;\r
-\r
+       bool errors = FALSE;\r
+       bool verbose = FALSE;\r
+       bool setEmulatorMem = FALSE;\r
+       nonces_t data[1];\r
+               \r

        while(param_getchar(Cmd, cmdp) != 0x00) {\r
                switch(param_getchar(Cmd, cmdp)) {\r
                case 'e':\r
                case 'E':\r
        while(param_getchar(Cmd, cmdp) != 0x00) {\r
                switch(param_getchar(Cmd, cmdp)) {\r
                case 'e':\r
                case 'E':\r

-                       setEmulatorMem = true;\r
+                       setEmulatorMem = TRUE;\r

                        cmdp++;\r
                        break;\r
                case 'h':\r
                        cmdp++;\r
                        break;\r
                case 'h':\r


@@ -1484,11 +1465,11 @@ int CmdHF14AMf1kSim(const char *Cmd) {
                                case  8: flags = FLAG_4B_UID_IN_DATA; break;\r
                                default: return usage_hf14_mf1ksim();\r
                        }\r
                                case  8: flags = FLAG_4B_UID_IN_DATA; break;\r
                                default: return usage_hf14_mf1ksim();\r
                        }\r

-                       cmdp +=2;\r
+                       cmdp += 2;\r

                        break;\r
                case 'v':\r
                case 'V':\r
                        break;\r
                case 'v':\r
                case 'V':\r

-                       verbose = true;\r
+                       verbose = TRUE;\r

                        cmdp++;\r
                        break;\r
                case 'x':\r
                        cmdp++;\r
                        break;\r
                case 'x':\r


@@ -1498,7 +1479,7 @@ int CmdHF14AMf1kSim(const char *Cmd) {
                        break;\r
                default:\r
                        PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));\r
                        break;\r
                default:\r
                        PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));\r

-                       errors = true;\r
+                       errors = TRUE;\r

                        break;\r
                }\r
                if(errors) break;\r
                        break;\r
                }\r
                if(errors) break;\r


@@ -1516,28 +1497,20 @@ int CmdHF14AMf1kSim(const char *Cmd) {
        memcpy(c.d.asBytes, uid, sizeof(uid));\r
        clearCommandBuffer();\r
        SendCommand(&c);\r
        memcpy(c.d.asBytes, uid, sizeof(uid));\r
        clearCommandBuffer();\r
        SendCommand(&c);\r

+       UsbCommand resp;                \r

 \r
 \r

-       if(flags & FLAG_INTERACTIVE) {          \r
+       if(flags & FLAG_INTERACTIVE) {\r

                PrintAndLog("Press pm3-button or send another cmd to abort simulation");\r
 \r
                PrintAndLog("Press pm3-button or send another cmd to abort simulation");\r
 \r

-               nonces_t data[ATTACK_KEY_COUNT*2];\r
-               UsbCommand resp;                \r
-\r

                while( !ukbhit() ){\r
                        if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) continue;\r
                while( !ukbhit() ){\r
                        if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) continue;\r

-\r

                        if ( !(flags & FLAG_NR_AR_ATTACK) ) break;\r
                        if ( (resp.arg[0] & 0xffff) != CMD_SIMULATE_MIFARE_CARD ) break;\r
 \r
                        if ( !(flags & FLAG_NR_AR_ATTACK) ) break;\r
                        if ( (resp.arg[0] & 0xffff) != CMD_SIMULATE_MIFARE_CARD ) break;\r
 \r

-                       memcpy( data, resp.d.asBytes, sizeof(data) );                   \r
-                       readerAttack(data, setEmulatorMem, verbose);\r
-               }\r
-               \r
-               if (k_sector != NULL) {\r
-                       printKeyTable(k_sectorsCount, k_sector );\r
-                       free(k_sector);\r
-                       k_sector = NULL;\r
+                       memcpy(data, resp.d.asBytes, sizeof(data));\r
+                       readerAttack(data[0], setEmulatorMem, verbose);\r

                }\r
                }\r

+               showSectorTable();\r

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