return bt;\r
}\r
\r
-// send 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
+// 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
- return mifare_sendcmd_shortex(pcs, crypted, cmd, data, answer, answer_parity, timing);\r
-}\r
-\r
-int mifare_sendcmd_short_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[8];\r
- dcmd[0] = cmd;\r
- dcmd[1] = data[0];\r
- dcmd[2] = data[1];\r
- dcmd[3] = data[2];\r
- dcmd[4] = data[3];\r
- dcmd[5] = data[4];\r
- AppendCrc14443a(dcmd, 6);\r
- ReaderTransmit(dcmd, sizeof(dcmd), NULL);\r
- int len = ReaderReceive(answer, answer_parity);\r
- if(!len) {\r
- if (MF_DBGLEVEL >= 1) Dbprintf("Authentication failed. Card timeout.");\r
- return 2;\r
- }\r
- return len;\r
-}\r
-\r
-int mifare_sendcmd_short_mfucauth(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[19];\r
- int len; \r
+ uint8_t dcmd[data_size+3];\r
dcmd[0] = cmd;\r
- memcpy(dcmd+1,data,16);\r
- AppendCrc14443a(dcmd, 17);\r
- \r
- ReaderTransmit(dcmd, sizeof(dcmd), timing);\r
- len = ReaderReceive(answer, answer_parity);\r
- if(!len) {\r
- if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication failed. Card timeout.");\r
- len = ReaderReceive(answer,answer_parity);\r
- }\r
- if(len==1) {\r
- if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("NAK - Authentication failed.");\r
- return 1;\r
- }\r
- return len;\r
-}\r
-\r
-int mifare_sendcmd_short_mfuev1auth(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[7];\r
- int len; \r
- dcmd[0] = cmd;\r
- memcpy(dcmd+1,data,4);\r
- AppendCrc14443a(dcmd, 5);\r
- \r
+ memcpy(dcmd+1,data,data_size);\r
+ AppendCrc14443a(dcmd, data_size+1);\r
ReaderTransmit(dcmd, sizeof(dcmd), timing);\r
- len = ReaderReceive(answer, answer_parity);\r
+ int len = ReaderReceive(answer, answer_parity);\r
if(!len) {\r
- if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication failed. Card timeout.");\r
- len = ReaderReceive(answer,answer_parity);\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("%02X Cmd failed. Card timeout.", cmd);\r
+ len = ReaderReceive(answer,answer_parity);\r
+ //return 0;\r
}\r
- if(len==1) {\r
- if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("NAK - Authentication failed.");\r
- return 1;\r
- }\r
return len;\r
}\r
\r
-int mifare_sendcmd_shortex(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing)\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], ecmd[4];\r
uint16_t pos, res;\r
uint8_t key[4] = {0x00};\r
memcpy(key, keybytes, 4);\r
\r
- Dbprintf("EV1 Auth : %02x%02x%02x%02x", key[0], key[1], key[2], key[3]);\r
- len = mifare_sendcmd_short_mfuev1auth(NULL, 0, 0x1B, key, resp, respPar, NULL);\r
+ if (MF_DBGLEVEL >= MF_DBG_EXTENDED)\r
+ Dbprintf("EV1 Auth : %02x%02x%02x%02x", key[0], key[1], key[2], key[3]);\r
+ len = mifare_sendcmd(0x1B, key, sizeof(key), resp, respPar, NULL);\r
+ //len = mifare_sendcmd_short_mfuev1auth(NULL, 0, 0x1B, key, resp, respPar, NULL);\r
if (len != 4) {\r
if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Cmd Error: %02x %u", resp[0], len);\r
return 0;\r
\r
// encrypt out, in, length, key, iv\r
tdes_2key_enc(rnd_ab, rnd_ab, sizeof(rnd_ab), key, enc_random_b);\r
-\r
- len = mifare_sendcmd_short_mfucauth(NULL, 1, 0xAF, rnd_ab, resp, respPar, NULL);\r
+ //len = mifare_sendcmd_short_mfucauth(NULL, 1, 0xAF, rnd_ab, resp, respPar, NULL);\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
return 0;\r
return 0;\r
}\r
\r
- // encrypt out, in, length, key, iv\r
- tdes_2key_enc(rnd_ab, rnd_ab, sizeof(rnd_ab), key, enc_random_b);\r
-\r
- len = mifare_sendcmd_short_mfucauth(NULL, 1, 0xAF, rnd_ab, resp, respPar, NULL);\r
- if (len != 11) {\r
- if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Cmd Error: %02x", resp[0]);\r
- return 0;\r
- }\r
-\r
- uint8_t enc_resp[8] = { 0,0,0,0,0,0,0,0 };\r
- uint8_t resp_random_a[8] = { 0,0,0,0,0,0,0,0 };\r
- memcpy(enc_resp, resp+1, 8);\r
- \r
- // decrypt out, in, length, key, iv \r
- tdes_2key_dec(resp_random_a, enc_resp, 8, key, enc_random_b);\r
- if ( memcmp(resp_random_a, random_a, 8) != 0 ) {\r
- if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("failed authentication");\r
- return 0;\r
- } \r
-\r
if (MF_DBGLEVEL >= MF_DBG_EXTENDED) {\r
Dbprintf("e_AB: %02x %02x %02x %02x %02x %02x %02x %02x", \r
rnd_ab[0],rnd_ab[1],rnd_ab[2],rnd_ab[3],\r
uint8_t receivedAnswer[MAX_FRAME_SIZE];\r
uint8_t receivedAnswerPar[MAX_PARITY_SIZE];\r
\r
+\r
len = mifare_sendcmd_short(NULL, 1, 0x30, blockNo, receivedAnswer, receivedAnswerPar, NULL);\r
if (len == 1) {\r
if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Cmd Error: %02x", receivedAnswer[0]);\r
return 0;\r
}\r
\r
-int mifare_ultra_writeblock(uint8_t blockNo, uint8_t *blockData) \r
+/* // command not needed, but left for future testing\r
+int mifare_ultra_writeblock_compat(uint8_t blockNo, uint8_t *blockData) \r
{\r
uint16_t len;\r
uint8_t par[3] = {0}; // enough for 18 parity bits\r
uint8_t receivedAnswer[MAX_FRAME_SIZE];\r
uint8_t receivedAnswerPar[MAX_PARITY_SIZE];\r
\r
- // command MIFARE_CLASSIC_WRITEBLOCK\r
len = mifare_sendcmd_short(NULL, true, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL);\r
\r
if ((len != 1) || (receivedAnswer[0] != 0x0A)) { // 0x0a - ACK\r
}\r
return 0;\r
}\r
+*/\r
\r
-int mifare_ultra_special_writeblock(uint8_t blockNo, uint8_t *blockData)\r
+int mifare_ultra_writeblock(uint8_t blockNo, uint8_t *blockData)\r
{\r
uint16_t len;\r
- uint8_t d_block[8] = {0x00};\r
+ uint8_t d_block[5] = {0x00};\r
uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
// command MIFARE_CLASSIC_WRITEBLOCK\r
d_block[0]= blockNo;\r
memcpy(d_block+1,blockData,4);\r
- AppendCrc14443a(d_block, 6);\r
+ //AppendCrc14443a(d_block, 6);\r
\r
- len = mifare_sendcmd_short_special(NULL, 1, 0xA2, d_block, receivedAnswer, receivedAnswerPar, NULL);\r
+ len = mifare_sendcmd(0xA2, d_block, sizeof(d_block), receivedAnswer, receivedAnswerPar, NULL);\r
\r
if (receivedAnswer[0] != 0x0A) { // 0x0a - ACK\r
if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
projects / proxmark3-svn / blobdiff