// Work with mifare cards.\r
//-----------------------------------------------------------------------------\r
\r
+#include <string.h>\r
+#include "mifareutil.h"\r
#include "proxmark3.h"\r
#include "apps.h"\r
#include "util.h"\r
-#include "string.h"\r
+#include "parity.h"\r
\r
#include "iso14443crc.h"\r
#include "iso14443a.h"\r
-#include "crapto1.h"\r
-#include "mifareutil.h"\r
-#include "des.h"\r
+#include "crapto1/crapto1.h"\r
+#include "polarssl/des.h"\r
\r
int MF_DBGLEVEL = MF_DBG_ALL;\r
\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) ^ oddparity(bt)) & 0x01)<<(7-(i&0x0007)));\r
+ par[i>>3] |= (((filter(pcs->odd) ^ oddparity8(bt)) & 0x01)<<(7-(i&0x0007)));\r
} \r
return;\r
}\r
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
-{\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
+// 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
- uint8_t dcmd[19];\r
- int len; \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
+ uint8_t dcmd[data_size+3];\r
+ dcmd[0] = cmd;\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
- }\r
- if(len==1) {\r
- if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("NAK - Authentication failed.");\r
- return 1;\r
- }\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
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
for (pos = 0; pos < 4; pos++)\r
{\r
ecmd[pos] = crypto1_byte(pcs, 0x00, 0) ^ dcmd[pos];\r
- par[0] |= (((filter(pcs->odd) ^ oddparity(dcmd[pos])) & 0x01) << (7-pos));\r
+ par[0] |= (((filter(pcs->odd) ^ oddparity8(dcmd[pos])) & 0x01) << (7-pos));\r
} \r
\r
ReaderTransmitPar(ecmd, sizeof(ecmd), par, timing);\r
for (pos = 0; pos < 4; pos++)\r
{\r
mf_nr_ar[pos] = crypto1_byte(pcs, nr[pos], 0) ^ nr[pos];\r
- par[0] |= (((filter(pcs->odd) ^ oddparity(nr[pos])) & 0x01) << (7-pos));\r
+ par[0] |= (((filter(pcs->odd) ^ oddparity8(nr[pos])) & 0x01) << (7-pos));\r
} \r
\r
// Skip 32 bits in pseudo random generator\r
{\r
nt = prng_successor(nt,8);\r
mf_nr_ar[pos] = crypto1_byte(pcs,0x00,0) ^ (nt & 0xff);\r
- par[0] |= (((filter(pcs->odd) ^ oddparity(nt & 0xff)) & 0x01) << (7-pos));\r
+ par[0] |= (((filter(pcs->odd) ^ oddparity8(nt)) & 0x01) << (7-pos));\r
} \r
\r
// Transmit reader nonce and reader answer\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
- OnError(1);\r
- return 1;\r
+ return 0;\r
}\r
\r
if (MF_DBGLEVEL >= MF_DBG_EXTENDED)\r
Dbprintf("Auth Resp: %02x%02x%02x%02x", resp[0],resp[1],resp[2],resp[3]);\r
\r
memcpy(pack, resp, 4);\r
- return 0;\r
+ return 1;\r
}\r
\r
int mifare_ultra_auth(uint8_t *keybytes){\r
\r
/// 3des2k\r
\r
+ des3_context ctx = { 0x00 };\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
len = mifare_sendcmd_short(NULL, 1, 0x1A, 0x00, resp, respPar ,NULL);\r
if (len != 11) {\r
if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Cmd Error: %02x", resp[0]);\r
- OnError(1);\r
- return 1;\r
+ return 0;\r
}\r
\r
// tag 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(random_b, enc_random_b, sizeof(random_b), key, IV );\r
+ des3_set2key_dec(&ctx, key);\r
+ des3_crypt_cbc(&ctx // des3_context\r
+ , DES_DECRYPT // int mode\r
+ , sizeof(random_b) // length\r
+ , IV // iv[8]\r
+ , enc_random_b // input\r
+ , random_b // output\r
+ );\r
+\r
rol(random_b,8);\r
memcpy(rnd_ab ,random_a,8);\r
memcpy(rnd_ab+8,random_b,8);\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
+ //tdes_2key_enc(rnd_ab, rnd_ab, sizeof(rnd_ab), key, enc_random_b);\r
+ des3_set2key_enc(&ctx, key);\r
+ des3_crypt_cbc(&ctx // des3_context\r
+ , DES_ENCRYPT // int mode\r
+ , sizeof(rnd_ab) // length\r
+ , enc_random_b // iv[8]\r
+ , rnd_ab // input\r
+ , rnd_ab // output\r
+ );\r
+\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
- OnError(1);\r
- return 1;\r
+ return 0;\r
}\r
\r
uint8_t enc_resp[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
+ // tdes_2key_dec(resp_random_a, enc_resp, 8, key, enc_random_b);\r
+ des3_set2key_dec(&ctx, key);\r
+ des3_crypt_cbc(&ctx // des3_context\r
+ , DES_DECRYPT // int mode\r
+ , 8 // length\r
+ , enc_random_b // iv[8]\r
+ , enc_resp // input\r
+ , resp_random_a // output\r
+ );\r
if ( memcmp(resp_random_a, random_a, 8) != 0 ) {\r
if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("failed authentication");\r
- return 1;\r
+ return 0;\r
}\r
\r
if (MF_DBGLEVEL >= MF_DBG_EXTENDED) {\r
resp_random_a[0],resp_random_a[1],resp_random_a[2],resp_random_a[3],\r
resp_random_a[4],resp_random_a[5],resp_random_a[6],resp_random_a[7]);\r
}\r
- return 0;\r
+ return 1;\r
}\r
\r
int mifare_ultra_readblock(uint8_t blockNo, uint8_t *blockData)\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
for (pos = 0; pos < 18; pos++)\r
{\r
d_block_enc[pos] = crypto1_byte(pcs, 0x00, 0) ^ d_block[pos];\r
- par[pos>>3] |= (((filter(pcs->odd) ^ oddparity(d_block[pos])) & 0x01) << (7 - (pos&0x0007)));\r
+ par[pos>>3] |= (((filter(pcs->odd) ^ oddparity8(d_block[pos])) & 0x01) << (7 - (pos&0x0007)));\r
} \r
\r
ReaderTransmitPar(d_block_enc, sizeof(d_block_enc), par, NULL);\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
int len;\r
// load key, keynumber\r
uint8_t data[2]={0x0a, 0x00};\r
- uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
- uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
+ uint8_t receivedAnswer[MAX_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_PARITY_SIZE];\r
\r
len = mifare_sendcmd_special(NULL, 1, 0x02, data, receivedAnswer,receivedAnswerPar,NULL);\r
if (len == 1) {\r
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