]> cvs.zerfleddert.de Git - proxmark3-svn/blobdiff - armsrc/mifarecmd.c
CHG: Added the urls to the new Wiki on github inside the flasher.c usuage text.
[proxmark3-svn] / armsrc / mifarecmd.c
index 1e42d5b45875e097cb2c753bde2f2169e4286a27..a3ce6acf9595b6b7f9135503a8debb650f10f9b6 100644 (file)
@@ -18,6 +18,7 @@
 #include "util.h"\r
 #include "crc.h"\r
 #include "protocols.h"\r
+#include "parity.h"\r
 \r
 //-----------------------------------------------------------------------------\r
 // Select, Authenticate, Read a MIFARE tag. \r
@@ -33,9 +34,9 @@ void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        \r
        // variables\r
        byte_t isOK = 0;\r
-       byte_t dataoutbuf[16];\r
-       uint8_t uid[10];\r
-       uint32_t cuid;\r
+       byte_t dataoutbuf[16] = {0x00};\r
+       uint8_t uid[10] = {0x00};\r
+       uint32_t cuid = 0;\r
        struct Crypto1State mpcs = {0, 0};\r
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
@@ -43,13 +44,14 @@ void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
        clear_trace();\r
+       set_tracing(true);\r
 \r
        LED_A_ON();\r
        LED_B_OFF();\r
        LED_C_OFF();\r
 \r
        while (true) {\r
-               if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+               if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {\r
                        if (MF_DBGLEVEL >= 1)   Dbprintf("Can't select card");\r
                        break;\r
                };\r
@@ -95,8 +97,9 @@ void MifareUC_Auth(uint8_t arg0, uint8_t *keybytes){
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
        clear_trace();\r
+       set_tracing(true);\r
 \r
-       if(!iso14443a_select_card(NULL, NULL, NULL)) {\r
+       if(!iso14443a_select_card(NULL, NULL, NULL, true, 0)) {\r
                if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");\r
                OnError(0);\r
                return;\r
@@ -130,8 +133,9 @@ void MifareUReadBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain)
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
        clear_trace();\r
+       set_tracing(true);\r
 \r
-       int len = iso14443a_select_card(NULL, NULL, NULL);\r
+       int len = iso14443a_select_card(NULL, NULL, NULL, true, 0);\r
        if(!len) {\r
                if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%02X)",len);\r
                OnError(1);\r
@@ -192,8 +196,8 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        // variables\r
        byte_t isOK = 0;\r
        byte_t dataoutbuf[16 * 16];\r
-       uint8_t uid[10];\r
-       uint32_t cuid;\r
+       uint8_t uid[10] = {0x00};\r
+       uint32_t cuid = 0;\r
        struct Crypto1State mpcs = {0, 0};\r
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
@@ -201,13 +205,14 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
        clear_trace();\r
-\r
+       set_tracing(true);\r
+       \r
        LED_A_ON();\r
        LED_B_OFF();\r
        LED_C_OFF();\r
 \r
        isOK = 1;\r
-       if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+       if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {\r
                isOK = 0;\r
                if (MF_DBGLEVEL >= 1)   Dbprintf("Can't select card");\r
        }\r
@@ -257,7 +262,8 @@ void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain)
        // free eventually allocated BigBuf memory\r
        BigBuf_free();\r
        clear_trace();\r
-\r
+       set_tracing(true);\r
+       \r
        // params\r
        uint8_t blockNo = arg0;\r
        uint16_t blocks = arg1;\r
@@ -271,7 +277,7 @@ void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain)
                return;\r
        }\r
 \r
-       int len = iso14443a_select_card(NULL, NULL, NULL);\r
+       int len = iso14443a_select_card(NULL, NULL, NULL, true, 0);\r
        if (!len) {\r
                if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%d)",len);\r
                OnError(1);\r
@@ -351,15 +357,15 @@ void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        uint8_t blockNo = arg0;\r
        uint8_t keyType = arg1;\r
        uint64_t ui64Key = 0;\r
-       byte_t blockdata[16];\r
+       byte_t blockdata[16] = {0x00};\r
 \r
        ui64Key = bytes_to_num(datain, 6);\r
        memcpy(blockdata, datain + 10, 16);\r
        \r
        // variables\r
        byte_t isOK = 0;\r
-       uint8_t uid[10];\r
-       uint32_t cuid;\r
+       uint8_t uid[10] = {0x00};\r
+       uint32_t cuid = 0;\r
        struct Crypto1State mpcs = {0, 0};\r
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
@@ -367,13 +373,14 @@ void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
        clear_trace();\r
-\r
+       set_tracing(true);\r
+       \r
        LED_A_ON();\r
        LED_B_OFF();\r
        LED_C_OFF();\r
 \r
        while (true) {\r
-                       if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+                       if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {\r
                        if (MF_DBGLEVEL >= 1)   Dbprintf("Can't select card");\r
                        break;\r
                };\r
@@ -425,9 +432,10 @@ void MifareUWriteBlockCompat(uint8_t arg0, uint8_t *datain)
        LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r
 \r
        clear_trace();\r
+       set_tracing(true);\r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
-       if(!iso14443a_select_card(uid, NULL, NULL)) {\r
+       if(!iso14443a_select_card(uid, NULL, NULL, true, 0)) {\r
                if (MF_DBGLEVEL >= 1)   Dbprintf("Can't select card");\r
                OnError(0);\r
                return;\r
@@ -472,8 +480,9 @@ void MifareUWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain)
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
        clear_trace();\r
-\r
-       if(!iso14443a_select_card(NULL, NULL, NULL)) {\r
+       set_tracing(true);\r
+       \r
+       if(!iso14443a_select_card(NULL, NULL, NULL, true, 0)) {\r
                if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
                OnError(0);\r
                return;\r
@@ -531,8 +540,9 @@ void MifareUSetPwd(uint8_t arg0, uint8_t *datain){
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
        clear_trace();\r
-\r
-       if(!iso14443a_select_card(NULL, NULL, NULL)) {\r
+       set_tracing(true);\r
+       \r
+       if(!iso14443a_select_card(NULL, NULL, NULL, true, 0)) {\r
                if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
                OnError(0);\r
                return;\r
@@ -591,9 +601,141 @@ void MifareUSetPwd(uint8_t arg0, uint8_t *datain){
 \r
 // Return 1 if the nonce is invalid else return 0\r
 int valid_nonce(uint32_t Nt, uint32_t NtEnc, uint32_t Ks1, uint8_t *parity) {\r
-       return ((oddparity((Nt >> 24) & 0xFF) == ((parity[0]) ^ oddparity((NtEnc >> 24) & 0xFF) ^ BIT(Ks1,16))) & \\r
-       (oddparity((Nt >> 16) & 0xFF) == ((parity[1]) ^ oddparity((NtEnc >> 16) & 0xFF) ^ BIT(Ks1,8))) & \\r
-       (oddparity((Nt >> 8) & 0xFF) == ((parity[2]) ^ oddparity((NtEnc >> 8) & 0xFF) ^ BIT(Ks1,0)))) ? 1 : 0;\r
+       return ((oddparity8((Nt >> 24) & 0xFF) == ((parity[0]) ^ oddparity8((NtEnc >> 24) & 0xFF) ^ BIT(Ks1,16))) & \\r
+       (oddparity8((Nt >> 16) & 0xFF) == ((parity[1]) ^ oddparity8((NtEnc >> 16) & 0xFF) ^ BIT(Ks1,8))) & \\r
+       (oddparity8((Nt >> 8) & 0xFF) == ((parity[2]) ^ oddparity8((NtEnc >> 8) & 0xFF) ^ BIT(Ks1,0)))) ? 1 : 0;\r
+}\r
+\r
+\r
+//-----------------------------------------------------------------------------\r
+// acquire encrypted nonces in order to perform the attack described in\r
+// Carlo Meijer, Roel Verdult, "Ciphertext-only Cryptanalysis on Hardened\r
+// Mifare Classic Cards" in Proceedings of the 22nd ACM SIGSAC Conference on \r
+// Computer and Communications Security, 2015\r
+//-----------------------------------------------------------------------------\r
+void MifareAcquireEncryptedNonces(uint32_t arg0, uint32_t arg1, uint32_t flags, uint8_t *datain)\r
+{\r
+       uint64_t ui64Key = 0;\r
+       uint8_t uid[10] = {0x00};\r
+       uint32_t cuid = 0;\r
+       uint8_t cascade_levels = 0;\r
+       struct Crypto1State mpcs = {0, 0};\r
+       struct Crypto1State *pcs;\r
+       pcs = &mpcs;\r
+       uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE] = {0x00};\r
+       int16_t isOK = 0;\r
+       uint8_t par_enc[1] = {0x00};\r
+       uint8_t nt_par_enc = 0;\r
+       uint8_t buf[USB_CMD_DATA_SIZE] = {0x00};\r
+       uint32_t timeout = 0;\r
+       \r
+       uint8_t blockNo = arg0 & 0xff;\r
+       uint8_t keyType = (arg0 >> 8) & 0xff;\r
+       uint8_t targetBlockNo = arg1 & 0xff;\r
+       uint8_t targetKeyType = (arg1 >> 8) & 0xff;\r
+       ui64Key = bytes_to_num(datain, 6);\r
+       bool initialize = flags & 0x0001;\r
+       bool slow = flags & 0x0002;\r
+       bool field_off = flags & 0x0004;\r
+       \r
+       #define AUTHENTICATION_TIMEOUT 848                      // card times out 1ms after wrong authentication (according to NXP documentation)\r
+       #define PRE_AUTHENTICATION_LEADTIME 400         // some (non standard) cards need a pause after select before they are ready for first authentication \r
+       \r
+       LED_A_ON();\r
+       LED_C_OFF();\r
+\r
+       if (initialize) {\r
+               iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
+               clear_trace();\r
+               set_tracing(true);\r
+       }\r
+       \r
+       LED_C_ON();\r
+       \r
+       uint16_t num_nonces = 0;\r
+       bool have_uid = false;\r
+       for (uint16_t i = 0; i <= USB_CMD_DATA_SIZE - 9; ) {\r
+\r
+               // Test if the action was cancelled\r
+               if(BUTTON_PRESS()) {\r
+                       isOK = 2;\r
+                       field_off = true;\r
+                       break;\r
+               }\r
+\r
+               if (!have_uid) { // need a full select cycle to get the uid first\r
+                       iso14a_card_select_t card_info;         \r
+                       if(!iso14443a_select_card(uid, &card_info, &cuid, true, 0)) {\r
+                               if (MF_DBGLEVEL >= 1)   Dbprintf("AcquireNonces: Can't select card (ALL)");\r
+                               continue;\r
+                       }\r
+                       switch (card_info.uidlen) {\r
+                               case 4 : cascade_levels = 1; break;\r
+                               case 7 : cascade_levels = 2; break;\r
+                               case 10: cascade_levels = 3; break;\r
+                               default: break;\r
+                       }\r
+                       have_uid = true;        \r
+               } else { // no need for anticollision. We can directly select the card\r
+                       if(!iso14443a_select_card(uid, NULL, NULL, false, cascade_levels)) {\r
+                               if (MF_DBGLEVEL >= 1)   Dbprintf("AcquireNonces: Can't select card (UID)");\r
+                               continue;\r
+                       }\r
+               }\r
+               \r
+               if (slow) {\r
+                       timeout = GetCountSspClk() + PRE_AUTHENTICATION_LEADTIME;\r
+                       while(GetCountSspClk() < timeout);\r
+               }\r
+\r
+               uint32_t nt1;\r
+               if (mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, NULL)) {\r
+                       if (MF_DBGLEVEL >= 1)   Dbprintf("AcquireNonces: Auth1 error");\r
+                       continue;\r
+               }\r
+\r
+               // nested authentication\r
+               uint16_t len = mifare_sendcmd_short(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, par_enc, NULL);\r
+               if (len != 4) {\r
+                       if (MF_DBGLEVEL >= 1)   Dbprintf("AcquireNonces: Auth2 error len=%d", len);\r
+                       continue;\r
+               }\r
+       \r
+               // send a dummy byte as reader response in order to trigger the cards authentication timeout\r
+               uint8_t dummy_answer = 0;\r
+               ReaderTransmit(&dummy_answer, 1, NULL);\r
+               timeout = GetCountSspClk() + AUTHENTICATION_TIMEOUT;\r
+               \r
+               num_nonces++;\r
+               if (num_nonces % 2) {\r
+                       memcpy(buf+i, receivedAnswer, 4);\r
+                       nt_par_enc = par_enc[0] & 0xf0;\r
+               } else {\r
+                       nt_par_enc |= par_enc[0] >> 4;\r
+                       memcpy(buf+i+4, receivedAnswer, 4);\r
+                       memcpy(buf+i+8, &nt_par_enc, 1);\r
+                       i += 9;\r
+               }\r
+\r
+               // wait for the card to become ready again\r
+               while(GetCountSspClk() < timeout);\r
+       \r
+       }\r
+\r
+       LED_C_OFF();\r
+       \r
+       crypto1_destroy(pcs);\r
+       \r
+       LED_B_ON();\r
+       cmd_send(CMD_ACK, isOK, cuid, num_nonces, buf, sizeof(buf));\r
+       LED_B_OFF();\r
+\r
+       if (MF_DBGLEVEL >= 3)   DbpString("AcquireEncryptedNonces finished");\r
+\r
+       if (field_off) {\r
+               FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
+               LEDsoff();\r
+       }\r
 }\r
 \r
 \r
@@ -614,19 +756,19 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
        \r
        // variables\r
        uint16_t rtr, i, j, len;\r
-       uint16_t davg;\r
+       uint16_t davg = 0;\r
        static uint16_t dmin, dmax;\r
-       uint8_t uid[10];\r
-       uint32_t cuid, nt1, nt2, nttmp, nttest, ks1;\r
-       uint8_t par[1];\r
-       uint32_t target_nt[2], target_ks[2];\r
+       uint8_t uid[10] = {0x00};\r
+       uint32_t cuid = 0, nt1, nt2, nttmp, nttest, ks1;\r
+       uint8_t par[1] = {0x00};\r
+       uint32_t target_nt[2] = {0x00}, target_ks[2] = {0x00};\r
        \r
-       uint8_t par_array[4];\r
+       uint8_t par_array[4] = {0x00};\r
        uint16_t ncount = 0;\r
        struct Crypto1State mpcs = {0, 0};\r
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
-       uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+       uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE] = {0x00};\r
 \r
        uint32_t auth1_time, auth2_time;\r
        static uint16_t delta_time;\r
@@ -668,7 +810,7 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
                                continue;\r
                        }\r
 \r
-                       if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+                       if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {\r
                                if (MF_DBGLEVEL >= 1)   Dbprintf("Nested: Can't select card");\r
                                rtr--;\r
                                continue;\r
@@ -741,7 +883,7 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
                                continue;\r
                        }\r
 \r
-                       if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+                       if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {\r
                                if (MF_DBGLEVEL >= 1)   Dbprintf("Nested: Can't select card");\r
                                continue;\r
                        };\r
@@ -765,7 +907,7 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
                        \r
                        // Parity validity check\r
                        for (j = 0; j < 4; j++) {\r
-                               par_array[j] = (oddparity(receivedAnswer[j]) != ((par[0] >> (7-j)) & 0x01));\r
+                               par_array[j] = (oddparity8(receivedAnswer[j]) != ((par[0] >> (7-j)) & 0x01));\r
                        }\r
                        \r
                        ncount = 0;\r
@@ -834,8 +976,8 @@ void MifareChkKeys(uint16_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        // variables\r
        int i;\r
        byte_t isOK = 0;\r
-       uint8_t uid[10];\r
-       uint32_t cuid;\r
+       uint8_t uid[10] = {0x00};\r
+       uint32_t cuid = 0;\r
        struct Crypto1State mpcs = {0, 0};\r
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
@@ -849,7 +991,9 @@ void MifareChkKeys(uint16_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        LED_C_OFF();\r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
-       if (clearTrace) clear_trace();\r
+       if (clearTrace) \r
+               clear_trace();\r
+       \r
        set_tracing(TRUE);\r
 \r
        for (i = 0; i < keyCount; i++) {\r
@@ -857,7 +1001,7 @@ void MifareChkKeys(uint16_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
                        if (MF_DBGLEVEL >= 1)   Dbprintf("ChkKeys: Halt error");\r
                }\r
 \r
-               if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+               if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {\r
                        if (OLD_MF_DBGLEVEL >= 1)       Dbprintf("ChkKeys: Can't select card");\r
                        break;\r
                };\r
@@ -910,13 +1054,13 @@ void MifareEMemClr(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain)
 \r
 void MifareEMemSet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
        FpgaDownloadAndGo(FPGA_BITSTREAM_HF);\r
-       //emlSetMem(datain, arg0, arg1); // data, block num, blocks count        \r
+       if (arg2==0) arg2 = 16; // backwards compat... default bytewidth\r
        emlSetMem_xt(datain, arg0, arg1, arg2); // data, block num, blocks count, block byte width\r
 }\r
 \r
 void MifareEMemGet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
        FpgaDownloadAndGo(FPGA_BITSTREAM_HF);\r
-       byte_t buf[USB_CMD_DATA_SIZE];\r
+       byte_t buf[USB_CMD_DATA_SIZE] = {0x00};\r
        emlGetMem(buf, arg0, arg1); // data, block num, blocks count (max 4)\r
 \r
        LED_B_ON();\r
@@ -932,15 +1076,15 @@ void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
        uint8_t numSectors = arg0;\r
        uint8_t keyType = arg1;\r
        uint64_t ui64Key = 0;\r
-       uint32_t cuid;\r
+       uint32_t cuid = 0;\r
        struct Crypto1State mpcs = {0, 0};\r
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
 \r
        // variables\r
-       byte_t dataoutbuf[16];\r
-       byte_t dataoutbuf2[16];\r
-       uint8_t uid[10];\r
+       byte_t dataoutbuf[16] = {0x00};\r
+       byte_t dataoutbuf2[16] = {0x00};\r
+       uint8_t uid[10] = {0x00};\r
 \r
        LED_A_ON();\r
        LED_B_OFF();\r
@@ -952,7 +1096,7 @@ void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
        \r
        bool isOK = true;\r
 \r
-       if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+       if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {\r
                isOK = false;\r
                if (MF_DBGLEVEL >= 1)   Dbprintf("Can't select card");\r
        }\r
@@ -978,7 +1122,7 @@ void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
                                isOK = false;\r
                                if (MF_DBGLEVEL >= 1)   Dbprintf("Error reading sector %2d block %2d", sectorNo, blockNo);\r
                                break;\r
-                       };\r
+                       }\r
                        if (isOK) {\r
                                if (blockNo < NumBlocksPerSector(sectorNo) - 1) {\r
                                        emlSetMem(dataoutbuf, FirstBlockOfSector(sectorNo) + blockNo, 1);\r
@@ -992,9 +1136,9 @@ void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
 \r
        }\r
 \r
-       if(mifare_classic_halt(pcs, cuid)) {\r
-               if (MF_DBGLEVEL >= 1)   Dbprintf("Halt error");\r
-       };\r
+       if(mifare_classic_halt(pcs, cuid))\r
+               if (MF_DBGLEVEL >= 1)\r
+                       Dbprintf("Halt error");\r
 \r
        //  ----------------------------- crypto1 destroy\r
        crypto1_destroy(pcs);\r
@@ -1036,7 +1180,7 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint8_t *datain){
        // variables\r
        uint8_t uid[10] = {0x00};\r
        uint8_t data[18] = {0x00};\r
-       uint32_t cuid;\r
+       uint32_t cuid = 0;\r
        \r
        uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
        uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
@@ -1051,11 +1195,11 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint8_t *datain){
 \r
        // read UID and return to client\r
        if (workFlags & MAGIC_UID) {\r
-               if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+               if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {\r
                        if (MF_DBGLEVEL >= MF_DBG_ERROR)        Dbprintf("Can't select card");\r
                        OnErrorMagic(MAGIC_UID);\r
-               };\r
-       };\r
+               }\r
+       }\r
        \r
        // wipe tag, fill it with zeros\r
        if (workFlags & MAGIC_WIPE){\r
@@ -1063,14 +1207,14 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint8_t *datain){
                if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
                        if (MF_DBGLEVEL >= MF_DBG_ERROR)        Dbprintf("wupC1 error");\r
                        OnErrorMagic(MAGIC_WIPE);\r
-               };\r
+               }\r
 \r
                ReaderTransmit(wipeC, sizeof(wipeC), NULL);\r
                if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
                        if (MF_DBGLEVEL >= MF_DBG_ERROR)        Dbprintf("wipeC error");\r
                        OnErrorMagic(MAGIC_WIPE);\r
-               };\r
-       };      \r
+               }\r
+       }       \r
 \r
        // write block\r
        if (workFlags & MAGIC_WUPC) {\r
@@ -1078,19 +1222,19 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint8_t *datain){
                if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
                        if (MF_DBGLEVEL >= MF_DBG_ERROR)        Dbprintf("wupC1 error");\r
                        OnErrorMagic(MAGIC_WUPC);\r
-               };\r
+               }\r
 \r
                ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
                if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
                        if (MF_DBGLEVEL >= MF_DBG_ERROR)        Dbprintf("wupC2 error");\r
                        OnErrorMagic(MAGIC_WUPC);\r
-               };\r
+               }\r
        }\r
 \r
        if ((mifare_sendcmd_short(NULL, 0, ISO14443A_CMD_WRITEBLOCK, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 1) || (receivedAnswer[0] != 0x0a)) {\r
                if (MF_DBGLEVEL >= MF_DBG_ERROR)        Dbprintf("write block send command error");\r
                OnErrorMagic(4);\r
-       };\r
+       }\r
        \r
        memcpy(data, datain, 16);\r
        AppendCrc14443a(data, 16);\r
@@ -1099,7 +1243,7 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint8_t *datain){
        if ((ReaderReceive(receivedAnswer, receivedAnswerPar) != 1) || (receivedAnswer[0] != 0x0a)) {\r
                if (MF_DBGLEVEL >= MF_DBG_ERROR)        Dbprintf("write block send data error");\r
                OnErrorMagic(0);\r
-       };      \r
+       }       \r
        \r
        if (workFlags & MAGIC_OFF) \r
                mifare_classic_halt_ex(NULL);\r
@@ -1138,20 +1282,20 @@ void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint8_t *datain){
                if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
                        if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("wupC1 error");\r
                        OnErrorMagic(MAGIC_WUPC);\r
-               };\r
+               }\r
 \r
                ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
                if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
                        if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("wupC2 error");\r
                        OnErrorMagic(MAGIC_WUPC);\r
-               };\r
+               }\r
        }\r
 \r
        // read block           \r
        if ((mifare_sendcmd_short(NULL, 0, ISO14443A_CMD_READBLOCK, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 18)) {\r
                if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("read block send command error");\r
                OnErrorMagic(0);\r
-       };\r
+       }\r
        \r
        memcpy(data, receivedAnswer, sizeof(data));\r
        \r
@@ -1176,19 +1320,19 @@ void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint8_t *datain){
 void MifareCIdent(){\r
        \r
        // variables\r
-       byte_t isOK = 1;        \r
-       uint8_t receivedAnswer[1];\r
-       uint8_t receivedAnswerPar[1];\r
+       bool isOK = true;       \r
+       uint8_t receivedAnswer[1] = {0x00};\r
+       uint8_t receivedAnswerPar[1] = {0x00};\r
 \r
        ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
        if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
-               isOK = 0;\r
-       };\r
+               isOK = false;\r
+       }\r
 \r
        ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
        if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
-               isOK = 0;\r
-       };\r
+               isOK = false;\r
+       }\r
 \r
        // removed the if,  since some magic tags misbehavies and send an answer to it.\r
        mifare_classic_halt(NULL, 0);\r
@@ -1215,14 +1359,15 @@ void MifareCollectNonces(uint32_t arg0, uint32_t arg1){
 \r
 void Mifare_DES_Auth1(uint8_t arg0, uint8_t *datain){\r
 \r
-       byte_t dataout[11] = {0x00};\r
+       byte_t dataout[12] = {0x00};\r
        uint8_t uid[10] = {0x00};\r
-       uint32_t cuid = 0x00;\r
+       uint32_t cuid = 0;\r
     \r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
        clear_trace();\r
+       set_tracing(true);\r
 \r
-       int len = iso14443a_select_card(uid, NULL, &cuid);\r
+       int len = iso14443a_select_card(uid, NULL, &cuid, true, 0);\r
        if(!len) {\r
                if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");\r
                OnError(1);\r
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