//-----------------------------------------------------------------------------\r
// Work with mifare cards.\r
//-----------------------------------------------------------------------------\r
-\r
-#include "proxmark3.h"\r
-#include "apps.h"\r
-#include "util.h"\r
-#include "string.h"\r
-\r
-#include "iso14443crc.h"\r
-#include "iso14443a.h"\r
-#include "crapto1.h"\r
#include "mifareutil.h"\r
-#include "parity.h"\r
-#include "des.h"\r
\r
int MF_DBGLEVEL = MF_DBG_ALL;\r
\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
// 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
\r
// Skip 32 bits in pseudo random generator\r
- nt = prng_successor(nt,32);\r
+ nt = prng_successor(nt, 32);\r
\r
// ar+parity\r
for (pos = 4; pos < 8; pos++) {\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
return 0;\r
}\r
int mifare_classic_halt_ex(struct Crypto1State *pcs) {\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
+ uint16_t 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
+ if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("halt warning. response len: %x", len);\r
return 1;\r
}\r
return 0;\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
- 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
- \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(uint8_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