chg: unused .. but not for long

[proxmark3-svn] / armsrc / mifareutil.c

diff --git a/armsrc/mifareutil.c b/armsrc/mifareutil.c
index 5dfeeab0a76eae5cb0fd374d40ce9dfe8f5c1e6b..1dd629518289cecedcdec6707256d7c6bb950fd3 100644 (file)
--- a/armsrc/mifareutil.c
+++ b/armsrc/mifareutil.c
@@ -8,7 +8,6 @@
 //-----------------------------------------------------------------------------\r
 // Work with mifare cards.\r
 //-----------------------------------------------------------------------------\r
 //-----------------------------------------------------------------------------\r
 // Work with mifare cards.\r
 //-----------------------------------------------------------------------------\r

-\r

 #include "mifareutil.h"\r
 \r
 int MF_DBGLEVEL = MF_DBG_ALL;\r
 #include "mifareutil.h"\r
 \r
 int MF_DBGLEVEL = MF_DBG_ALL;\r


@@ -122,7 +121,10 @@ int mifare_classic_authex(struct Crypto1State *pcs, uint32_t uid, uint8_t blockN
 \r
        // "random" reader nonce:\r
        //byte_t nr[4] = {0x55, 0x41, 0x49, 0x92};\r
 \r
        // "random" reader nonce:\r
        //byte_t nr[4] = {0x55, 0x41, 0x49, 0x92};\r

-       byte_t nr[4] = {0x01, 0x01, 0x01, 0x01};\r
+       fast_prand();\r
+       byte_t nr[4];\r
+       num_to_bytes(prand(), 4, nr);\r
+       //byte_t nr[4] = {0x01, 0x01, 0x01, 0x01};\r

        \r
        uint32_t nt, ntpp; // Supplied tag nonce\r
        \r
        \r
        uint32_t nt, ntpp; // Supplied tag nonce\r
        \r


@@ -155,7 +157,7 @@ int mifare_classic_authex(struct Crypto1State *pcs, uint32_t uid, uint8_t blockN
 \r
        // some statistic\r
        if (!ntptr && (MF_DBGLEVEL >= 3))\r
 \r
        // some statistic\r
        if (!ntptr && (MF_DBGLEVEL >= 3))\r

-               Dbprintf("auth uid: %08x nt: %08x", uid, nt);  \r
+               Dbprintf("auth uid: %08x | nr: %08x | nt: %08x", uid, nr, nt);\r

        \r
        // save Nt\r
        if (ntptr)\r
        \r
        // save Nt\r
        if (ntptr)\r


@@ -277,7 +279,7 @@ int mifare_ultra_auth(uint8_t *keybytes){
        memcpy(enc_random_b,resp+1,8);\r
 \r
        // decrypt nonce.\r
        memcpy(enc_random_b,resp+1,8);\r
 \r
        // decrypt nonce.\r

-       tdes_2key_dec(random_b, enc_random_b, sizeof(random_b), key, IV );\r
+       tdes_2key_dec((void*)random_b, (void*)enc_random_b, sizeof(random_b), (const void*)key, IV );\r

        rol(random_b,8);\r
        memcpy(rnd_ab  ,random_a,8);\r
        memcpy(rnd_ab+8,random_b,8);\r
        rol(random_b,8);\r
        memcpy(rnd_ab  ,random_a,8);\r
        memcpy(rnd_ab+8,random_b,8);\r


@@ -565,23 +567,19 @@ int emlSetValBl(uint32_t blReg, uint8_t blBlock, int blockNum) {
 uint64_t emlGetKey(int sectorNum, int keyType) {\r
        uint8_t key[6] = {0x00};\r
        uint8_t* emCARD = BigBuf_get_EM_addr();\r
 uint64_t emlGetKey(int sectorNum, int keyType) {\r
        uint8_t key[6] = {0x00};\r
        uint8_t* emCARD = BigBuf_get_EM_addr();\r

-       \r

        memcpy(key, emCARD + 16 * (FirstBlockOfSector(sectorNum) + NumBlocksPerSector(sectorNum) - 1) + keyType * 10, 6);\r
        return bytes_to_num(key, 6);\r
 }\r
 \r
 void emlClearMem(void) {\r
        memcpy(key, emCARD + 16 * (FirstBlockOfSector(sectorNum) + NumBlocksPerSector(sectorNum) - 1) + keyType * 10, 6);\r
        return bytes_to_num(key, 6);\r
 }\r
 \r
 void emlClearMem(void) {\r

-       int b;\r
-       \r

        const uint8_t trailer[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x07, 0x80, 0x69, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};\r
        const uint8_t uid[]   =   {0xe6, 0x84, 0x87, 0xf3, 0x16, 0x88, 0x04, 0x00, 0x46, 0x8e, 0x45, 0x55, 0x4d, 0x70, 0x41, 0x04};\r
        uint8_t* emCARD = BigBuf_get_EM_addr();\r
        const uint8_t trailer[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x07, 0x80, 0x69, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};\r
        const uint8_t uid[]   =   {0xe6, 0x84, 0x87, 0xf3, 0x16, 0x88, 0x04, 0x00, 0x46, 0x8e, 0x45, 0x55, 0x4d, 0x70, 0x41, 0x04};\r
        uint8_t* emCARD = BigBuf_get_EM_addr();\r

-       \r

        memset(emCARD, 0, CARD_MEMORY_SIZE);\r
        \r
        // fill sectors trailer data\r
        memset(emCARD, 0, CARD_MEMORY_SIZE);\r
        \r
        // fill sectors trailer data\r

-       for(b = 3; b < 256; b<127?(b+=4):(b+=16))\r
-               emlSetMem((uint8_t *)trailer, b , 1);\r
+       for(uint16_t b = 3; b < 256; ((b < 127) ? (b += 4) : (b += 16)))\r
+               emlSetMem((uint8_t *)trailer, b, 1);\r

 \r
        // uid\r
        emlSetMem((uint8_t *)uid, 0, 1);\r
 \r
        // uid\r
        emlSetMem((uint8_t *)uid, 0, 1);\r