]> git.zerfleddert.de Git - proxmark3-svn/commitdiff
CHG: mostly syntax suger, trying to uniform the look 'n feel.. To make calls act...
authoriceman1001 <iceman@iuse.se>
Sun, 10 Apr 2016 10:56:59 +0000 (12:56 +0200)
committericeman1001 <iceman@iuse.se>
Sun, 10 Apr 2016 10:56:59 +0000 (12:56 +0200)
armsrc/mifarecmd.c
armsrc/mifaredesfire.c
armsrc/mifareutil.c
armsrc/util.c

index c0e357b8cb478a91aa64023e8a90838b7a3ff210..423b6e95f04a7bbc53a66f7adcd371efd304c32a 100644 (file)
@@ -832,7 +832,7 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
 \r
                        nttmp = prng_successor(nt1, 100);                               //NXP Mifare is typical around 840,but for some unlicensed/compatible mifare card this can be 160\r
                        for (i = 101; i < 1200; i++) {\r
-                               nttmp = prng_successor_one(nttmp);\r
+                               nttmp = prng_successor(nttmp, 1);\r
                                if (nttmp == nt2) break;\r
                        }\r
 \r
@@ -914,7 +914,7 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
                        ncount = 0;\r
                        nttest = prng_successor(nt1, dmin - 1);\r
                        for (j = dmin; j < dmax + 1; j++) {\r
-                               nttest = prng_successor_one(nttest);\r
+                               nttest = prng_successor(nttest, 1);\r
                                ks1 = nt2 ^ nttest;\r
 \r
                                if (valid_nonce(nttest, nt2, ks1, par_array)){\r
@@ -983,7 +983,7 @@ void MifareChkKeys(uint16_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
        \r
-       // clear debug level\r
+       // save old debuglevel, and tempory turn off dbg printing. speedissues.\r
        int OLD_MF_DBGLEVEL = MF_DBGLEVEL;      \r
        MF_DBGLEVEL = MF_DBG_NONE;\r
        \r
@@ -996,35 +996,33 @@ void MifareChkKeys(uint16_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
                clear_trace();\r
        \r
        set_tracing(TRUE);\r
-\r
+       \r
        for (i = 0; i < keyCount; ++i) {\r
 \r
-               if (!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {\r
-                       if (OLD_MF_DBGLEVEL >= 1)       Dbprintf("ChkKeys: Can't select card");\r
+               mifare_classic_halt(pcs, cuid);\r
+       \r
+               if (!iso14443a_select_card(uid, NULL, &cuid, true, 0))\r
                        break;\r
-               }\r
 \r
                ui64Key = bytes_to_num(datain + i * 6, 6);\r
-               if (mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r
-                       if (mifare_classic_halt(pcs, cuid))\r
-                               if (MF_DBGLEVEL >= 1)   Dbprintf("ChkKeys: Halt error");\r
+               \r
+               if (mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST))\r
                        continue;\r
-               }\r
                \r
                isOK = 1;\r
                break;\r
        }\r
        \r
        LED_B_ON();\r
-    cmd_send(CMD_ACK,isOK,0,0,datain + i * 6,6);\r
+    cmd_send(CMD_ACK, isOK, 0, 0, datain + i * 6, 6);\r
 \r
+       // restore debug level\r
+       MF_DBGLEVEL = OLD_MF_DBGLEVEL;  \r
+       \r
        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
        LEDsoff();\r
        set_tracing(FALSE);\r
        crypto1_destroy(pcs);\r
-       \r
-       // restore debug level\r
-       MF_DBGLEVEL = OLD_MF_DBGLEVEL;  \r
 }\r
 \r
 //-----------------------------------------------------------------------------\r
@@ -1205,7 +1203,7 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint8_t *datain){
        \r
                // wipe tag, fill it with zeros\r
                if (workFlags & MAGIC_WIPE){\r
-                       ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
+                       ReaderTransmitBitsPar(wupC1, 7, NULL, NULL);\r
                        if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
                                if (MF_DBGLEVEL >= MF_DBG_ERROR)        Dbprintf("wupC1 error");\r
                                errormsg = MAGIC_WIPE;\r
@@ -1224,7 +1222,7 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint8_t *datain){
 \r
                // write block\r
                if (workFlags & MAGIC_WUPC) {\r
-                       ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
+                       ReaderTransmitBitsPar(wupC1, 7, NULL, NULL);\r
                        if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
                                if (MF_DBGLEVEL >= MF_DBG_ERROR)        Dbprintf("wupC1 error");\r
                                errormsg = MAGIC_WUPC;\r
@@ -1297,7 +1295,7 @@ void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint8_t *datain){
        //loop doesn't loop just breaks out if error or done\r
        while (true) {\r
                if (workFlags & MAGIC_WUPC) {\r
-                       ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
+                       ReaderTransmitBitsPar(wupC1, 7, NULL, NULL);\r
                        if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
                                if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("wupC1 error");\r
                                errormsg = MAGIC_WUPC;\r
@@ -1350,7 +1348,7 @@ void MifareCIdent(){
        uint8_t receivedAnswer[1] = {0x00};\r
        uint8_t receivedAnswerPar[1] = {0x00};\r
 \r
-       ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
+       ReaderTransmitBitsPar(wupC1, 7, NULL, NULL);\r
        if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
                isOK = false;\r
        }\r
index 75cb9e732e857f4c54d55ecca63a8c313aa3471f..c5e42277d49650dc47d545ca504b8b0df8e76bc3 100644 (file)
@@ -520,7 +520,7 @@ int DesfireAPDU(uint8_t *cmd, size_t cmd_len, uint8_t *dataout){
 
        len = ReaderReceive(resp, par);
        
-       if( len == 0x00 ){
+       if ( !len ) {
                if (MF_DBGLEVEL >= 4) Dbprintf("fukked");
                return FALSE; //DATA LINK ERROR
        }
index 0a057d6541250b1fd38d9209255afc9715d7313e..bae4761d3f29ff5fc73b46545023d58379d6f894 100644 (file)
@@ -49,9 +49,9 @@ void mf_crypto1_encrypt(struct Crypto1State *pcs, uint8_t *data, uint16_t len, u
        for (i = 0; i < len; i++) {\r
                bt = data[i];\r
                data[i] = crypto1_byte(pcs, 0x00, 0) ^ data[i];\r
-               if ((i&0x0007) == 0) \r
-                       par[i>>3] = 0;\r
-               par[i>>3] |= (((filter(pcs->odd) ^ oddparity8(bt)) & 0x01)<<(7-(i&0x0007)));\r
+               if ( ( i & 0x0007 ) == 0) \r
+                       par[ i >> 3 ] = 0;\r
+               par[ i >> 3 ] |= (((filter(pcs->odd) ^ oddparity8(bt)) & 0x01)<<(7-(i&0x0007)));\r
        }       \r
 }\r
 \r
@@ -65,32 +65,28 @@ uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data) {
 }\r
 \r
 // send X byte basic commands\r
-int mifare_sendcmd(uint8_t cmd, uint8_t* data, uint8_t data_size, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing)\r
-{\r
+int mifare_sendcmd(uint8_t cmd, uint8_t* data, uint8_t data_size, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing) {\r
        uint8_t dcmd[data_size+3];\r
     dcmd[0] = cmd;\r
-       memcpy(dcmd+1,data,data_size);\r
+       memcpy(dcmd+1, data, data_size);\r
        AppendCrc14443a(dcmd, data_size+1);\r
        ReaderTransmit(dcmd, sizeof(dcmd), timing);\r
        int len = ReaderReceive(answer, answer_parity);\r
        if(!len) {\r
-               if (MF_DBGLEVEL >= MF_DBG_ERROR)   Dbprintf("%02X Cmd failed. Card timeout.", cmd);\r
-                       len = ReaderReceive(answer,answer_parity);\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+                       Dbprintf("%02X Cmd failed. Card timeout.", cmd);\r
+               len = ReaderReceive(answer,answer_parity);\r
     }\r
        return len;\r
 }\r
 \r
 // send 2 byte commands\r
-int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing)\r
-{\r
-       uint8_t dcmd[4] = {0x00};\r
-       uint8_t ecmd[4] = {0x00};\r
+int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing) {\r
        uint16_t pos, res;\r
+       uint8_t dcmd[4] = {cmd, data, 0x00, 0x00};\r
+       uint8_t ecmd[4] = {0x00, 0x00, 0x00, 0x00};\r
        uint8_t par[1] = {0x00};                        // 1 Byte parity is enough here\r
-       dcmd[0] = cmd;\r
-       dcmd[1] = data;\r
        AppendCrc14443a(dcmd, 2);\r
-       \r
        memcpy(ecmd, dcmd, sizeof(dcmd));\r
        \r
        if (crypted) {\r
@@ -99,9 +95,7 @@ int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd,
                        ecmd[pos] = crypto1_byte(pcs, 0x00, 0) ^ dcmd[pos];\r
                        par[0] |= (((filter(pcs->odd) ^ oddparity8(dcmd[pos])) & 0x01) << (7-pos));\r
                }       \r
-\r
                ReaderTransmitPar(ecmd, sizeof(ecmd), par, timing);\r
-\r
        } else {\r
                ReaderTransmit(dcmd, sizeof(dcmd), timing);\r
        }\r
@@ -117,26 +111,21 @@ int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd,
                        res |= (crypto1_bit(pcs, 0, 0) ^ BIT(answer[0], 1)) << 1;\r
                        res |= (crypto1_bit(pcs, 0, 0) ^ BIT(answer[0], 2)) << 2;\r
                        res |= (crypto1_bit(pcs, 0, 0) ^ BIT(answer[0], 3)) << 3;\r
-                       answer[0] = res;\r
-                       \r
+                       answer[0] = res;                        \r
                } else {\r
                        for (pos = 0; pos < len; pos++)\r
                                answer[pos] = crypto1_byte(pcs, 0x00, 0) ^ answer[pos];\r
                }\r
        }\r
-       \r
        return len;\r
 }\r
 \r
 // mifare classic commands\r
-int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested) \r
-{\r
+int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested) {\r
        return mifare_classic_authex(pcs, uid, blockNo, keyType, ui64Key, isNested, NULL, NULL);\r
 }\r
 \r
-int mifare_classic_authex(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested, uint32_t *ntptr, uint32_t *timing) \r
-{\r
-       // variables\r
+int mifare_classic_authex(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested, uint32_t *ntptr, uint32_t *timing) {\r
        int len;        \r
        uint32_t pos;\r
        uint8_t par[1] = {0x00};\r
@@ -208,7 +197,7 @@ int mifare_classic_authex(struct Crypto1State *pcs, uint32_t uid, uint8_t blockN
                if (MF_DBGLEVEL >= 1)   Dbprintf("Authentication failed. Card timeout.");\r
                return 2;\r
        }\r
-       \r
+\r
        ntpp = prng_successor(nt, 32) ^ crypto1_word(pcs, 0,0);\r
 \r
        if (ntpp != bytes_to_num(receivedAnswer, 4)) {\r
@@ -218,17 +207,14 @@ int mifare_classic_authex(struct Crypto1State *pcs, uint32_t uid, uint8_t blockN
        return 0;\r
 }\r
 \r
-int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData) \r
-{\r
-       // variables\r
+int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData) {\r
+\r
        int len;        \r
-       uint8_t bt[2] = {0x00};\r
-       \r
+       uint8_t bt[2] = {0x00, 0x00};   \r
        uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE] = {0x00};\r
        uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE] = {0x00};\r
        \r
-       // command MIFARE_CLASSIC_READBLOCK\r
-       len = mifare_sendcmd_short(pcs, 1, 0x30, blockNo, receivedAnswer, receivedAnswerPar, NULL);\r
+       len = mifare_sendcmd_short(pcs, 1, ISO14443A_CMD_READBLOCK, blockNo, receivedAnswer, receivedAnswerPar, NULL);\r
        if (len == 1) {\r
                if (MF_DBGLEVEL >= 1)   Dbprintf("Cmd Error: %02x", receivedAnswer[0]);  \r
                return 1;\r
@@ -252,10 +238,10 @@ int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blo
 // mifare ultralight commands\r
 int mifare_ul_ev1_auth(uint8_t *keybytes, uint8_t *pack){\r
 \r
-       uint16_t len;\r
-       uint8_t resp[4] = {0x00};\r
+       uint16_t len = 0;\r
+       uint8_t resp[4] = {0x00, 0x00, 0x00, 0x00};\r
        uint8_t respPar[1] = {0x00};\r
-       uint8_t key[4] = {0x00};\r
+       uint8_t key[4] = {0x00, 0x00, 0x00, 0x00};\r
        memcpy(key, keybytes, 4);\r
 \r
        if (MF_DBGLEVEL >= MF_DBG_EXTENDED)\r
@@ -278,7 +264,6 @@ int mifare_ul_ev1_auth(uint8_t *keybytes, uint8_t *pack){
 int mifare_ultra_auth(uint8_t *keybytes){\r
 \r
        /// 3des2k\r
-\r
        uint8_t random_a[8] = {1,1,1,1,1,1,1,1};\r
        uint8_t random_b[8] = {0x00};\r
        uint8_t enc_random_b[8] = {0x00};\r
@@ -287,7 +272,7 @@ int mifare_ultra_auth(uint8_t *keybytes){
        uint8_t key[16] = {0x00};\r
        memcpy(key, keybytes, 16);\r
 \r
-       uint16_t len;\r
+       uint16_t len = 0;\r
        uint8_t resp[19] = {0x00};\r
        uint8_t respPar[3] = {0,0,0};\r
 \r
@@ -323,7 +308,7 @@ int mifare_ultra_auth(uint8_t *keybytes){
 \r
        // encrypt    out, in, length, key, iv\r
        tdes_2key_enc(rnd_ab, rnd_ab, sizeof(rnd_ab), key, enc_random_b);\r
-       //len = mifare_sendcmd_short_mfucauth(NULL, 1, 0xAF, rnd_ab, resp, respPar, NULL);\r
+\r
        len = mifare_sendcmd(0xAF, rnd_ab, sizeof(rnd_ab), resp, respPar, NULL);\r
        if (len != 11) {\r
                if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Cmd Error: %02x", resp[0]);\r
@@ -361,10 +346,9 @@ int mifare_ultra_auth(uint8_t *keybytes){
        return 1;\r
 }\r
 \r
-int mifare_ultra_readblock(uint8_t blockNo, uint8_t *blockData)\r
-{\r
-       uint16_t len;\r
-       uint8_t bt[2] = {0x00};\r
+int mifare_ultra_readblock(uint8_t blockNo, uint8_t *blockData) {\r
+       uint16_t len = 0;\r
+       uint8_t bt[2] = {0x00, 0x00};\r
        uint8_t receivedAnswer[MAX_FRAME_SIZE] = {0x00};\r
        uint8_t receivedAnswerPar[MAX_PARITY_SIZE] = {0x00};\r
        \r
@@ -389,12 +373,11 @@ int mifare_ultra_readblock(uint8_t blockNo, uint8_t *blockData)
        return 0;\r
 }\r
 \r
-int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData) \r
-{\r
+int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData) {\r
        // variables\r
-       uint16_t len;   \r
+       uint16_t len = 0;       \r
        uint32_t pos = 0;\r
-       uint8_t par[3] = {0x00};                // enough for 18 Bytes to send\r
+       uint8_t par[3] = {0x00, 0x00, 0x00}; // enough for 18 Bytes to send\r
        byte_t res = 0;\r
        \r
        uint8_t d_block[18], d_block_enc[18];\r
@@ -433,13 +416,11 @@ int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t bl
                if (MF_DBGLEVEL >= 1)   Dbprintf("Cmd send data2 Error: %02x", res);  \r
                return 2;\r
        }\r
-       \r
        return 0;\r
 }\r
 \r
 /* // command not needed, but left for future testing\r
-int mifare_ultra_writeblock_compat(uint8_t blockNo, uint8_t *blockData) \r
-{\r
+int mifare_ultra_writeblock_compat(uint8_t blockNo, uint8_t *blockData) {\r
        uint16_t len;\r
     uint8_t par[3] = {0};  // enough for 18 parity bits\r
        uint8_t d_block[18] = {0x00};\r
@@ -470,19 +451,16 @@ int mifare_ultra_writeblock_compat(uint8_t blockNo, uint8_t *blockData)
 }\r
 */\r
 \r
-int mifare_ultra_writeblock(uint8_t blockNo, uint8_t *blockData)\r
-{\r
-    uint16_t len;\r
-       uint8_t d_block[5] = {0x00};\r
+int mifare_ultra_writeblock(uint8_t blockNo, uint8_t *blockData) {\r
+    uint16_t len = 0;\r
+       uint8_t block[5] = {blockNo, 0x00, 0x00, 0x00, 0x00 };\r
        uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE] = {0x00};\r
        uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE] = {0x00};\r
 \r
     // command MIFARE_CLASSIC_WRITEBLOCK\r
-       d_block[0]= blockNo;\r
-       memcpy(d_block+1,blockData,4);\r
-       //AppendCrc14443a(d_block, 6);\r
+       memcpy(block+1, blockData, 4);\r
 \r
-       len = mifare_sendcmd(0xA2, d_block, sizeof(d_block), receivedAnswer, receivedAnswerPar, NULL);\r
+       len = mifare_sendcmd( MIFARE_ULC_WRITE, block, sizeof(block), receivedAnswer, receivedAnswerPar, NULL);\r
 \r
     if (receivedAnswer[0] != 0x0A) {   //  0x0a - ACK\r
                if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
@@ -492,11 +470,9 @@ int mifare_ultra_writeblock(uint8_t blockNo, uint8_t *blockData)
     return 0;\r
 }\r
 int mifare_classic_halt_ex(struct Crypto1State *pcs) {\r
-       uint16_t len;   \r
-       uint8_t receivedAnswer[4] = {0x00};\r
-       uint8_t receivedAnswerPar[4] = {0x00};\r
-\r
-       len = mifare_sendcmd_short(pcs, pcs == NULL ? false:true, 0x50, 0x00, receivedAnswer, receivedAnswerPar, NULL);\r
+       uint16_t len = 0;       \r
+       uint8_t receivedAnswer[4] = {0x00, 0x00, 0x00, 0x00};\r
+       len = mifare_sendcmd_short(pcs, (pcs == NULL) ? CRYPT_NONE : CRYPT_ALL, 0x50, 0x00, receivedAnswer, NULL, NULL);\r
        if (len != 0) {\r
                if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("halt error. response len: %x", len);  \r
                return 1;\r
@@ -507,16 +483,12 @@ int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid) {
        return mifare_classic_halt_ex(pcs);\r
 }\r
 \r
-int mifare_ultra_halt()\r
-{\r
-       uint16_t len;\r
-       uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE] = {0x00};\r
-       uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE] = {0x00};\r
-    \r
-       len = mifare_sendcmd_short(NULL, true, 0x50, 0x00, receivedAnswer, receivedAnswerPar, NULL);\r
+int mifare_ultra_halt() {\r
+       uint16_t len = 0;\r
+       uint8_t receivedAnswer[4] = {0x00, 0x00, 0x00, 0x00};\r
+       len = mifare_sendcmd_short(NULL, CRYPT_NONE, 0x50, 0x00, receivedAnswer, NULL, NULL);\r
        if (len != 0) {\r
-               if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
-                       Dbprintf("halt error. response len: %x", len);\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("halt error. response len: %x", len);\r
                return 1;\r
        }\r
        return 0;\r
@@ -525,15 +497,11 @@ int mifare_ultra_halt()
 \r
 // Mifare Memory Structure: up to 32 Sectors with 4 blocks each (1k and 2k cards),\r
 // plus evtl. 8 sectors with 16 blocks each (4k cards)\r
-uint8_t NumBlocksPerSector(uint8_t sectorNo) \r
-{\r
-       if (sectorNo < 32) \r
-               return 4;\r
-       return 16;\r
+uint8_t NumBlocksPerSector(uint8_t sectorNo) {\r
+       return (sectorNo < 32) ? 4 : 16;\r
 }\r
 \r
-uint8_t FirstBlockOfSector(uint8_t sectorNo) \r
-{\r
+uint8_t FirstBlockOfSector(uint8_t sectorNo) {\r
        if (sectorNo < 32)\r
                return sectorNo * 4;\r
        else\r
@@ -635,9 +603,7 @@ void emlClearMem(void) {
 // Mifare desfire commands\r
 int mifare_sendcmd_special(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t* data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing)\r
 {\r
-    uint8_t dcmd[5] = {0x00};\r
-    dcmd[0] = cmd;\r
-    memcpy(dcmd+1,data,2);\r
+    uint8_t dcmd[5] = {cmd, data[0], data[1], 0x00, 0x00};\r
        AppendCrc14443a(dcmd, 3);\r
        \r
        ReaderTransmit(dcmd, sizeof(dcmd), NULL);\r
index 4e74b88dd2eeaa20470c8e3b60c7150bdb188f5c..2ad3570c5d5a4de8ddb2f86218aef5204cad4e3e 100644 (file)
@@ -57,8 +57,7 @@ void num_to_bytes(uint64_t n, size_t len, uint8_t* dest)
 uint64_t bytes_to_num(uint8_t* src, size_t len)
 {
        uint64_t num = 0;
-       while (len--)
-       {
+       while (len--) {
                num = (num << 8) | (*src);
                src++;
        }
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