//-----------------------------------------------------------------------------\r
-// Merlok, May 2011\r
-// Many authors, that makes it possible\r
+// Merlok, May 2011, 2012\r
+// Many authors, whom made it possible\r
//\r
// This code is licensed to you under the terms of the GNU GPL, version 2 or,\r
// at your option, any later version. See the LICENSE.txt file for the text of\r
// the license.\r
//-----------------------------------------------------------------------------\r
-// code for work with mifare cards.\r
+// Work with mifare cards.\r
//-----------------------------------------------------------------------------\r
\r
#include "proxmark3.h"\r
#include "iso14443a.h"\r
#include "crapto1.h"\r
#include "mifareutil.h"\r
+#include "parity.h"\r
+#include "des.h"\r
\r
-uint8_t* mifare_get_bigbufptr(void) {\r
- return (((uint8_t *)BigBuf) + 3560); // was 3560 - tied to other size changes\r
+int MF_DBGLEVEL = MF_DBG_ALL;\r
+\r
+// crypto1 helpers\r
+void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *data, int len){\r
+ uint8_t bt = 0;\r
+ int i;\r
+ \r
+ if (len != 1) {\r
+ for (i = 0; i < len; i++)\r
+ data[i] = crypto1_byte(pcs, 0x00, 0) ^ data[i];\r
+ } else {\r
+ bt |= (crypto1_bit(pcs, 0, 0) ^ BIT(data[0], 0)) << 0;\r
+ bt |= (crypto1_bit(pcs, 0, 0) ^ BIT(data[0], 1)) << 1;\r
+ bt |= (crypto1_bit(pcs, 0, 0) ^ BIT(data[0], 2)) << 2;\r
+ bt |= (crypto1_bit(pcs, 0, 0) ^ BIT(data[0], 3)) << 3;\r
+ data[0] = bt;\r
+ }\r
+ return;\r
+}\r
+\r
+void mf_crypto1_encrypt(struct Crypto1State *pcs, uint8_t *data, uint16_t len, uint8_t *par) {\r
+ uint8_t bt = 0;\r
+ int i;\r
+ par[0] = 0;\r
+ \r
+ 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
+ } \r
+}\r
+\r
+uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data) {\r
+ uint8_t bt = 0;\r
+ bt |= (crypto1_bit(pcs, 0, 0) ^ BIT(data, 0)) << 0;\r
+ bt |= (crypto1_bit(pcs, 0, 0) ^ BIT(data, 1)) << 1;\r
+ bt |= (crypto1_bit(pcs, 0, 0) ^ BIT(data, 2)) << 2;\r
+ bt |= (crypto1_bit(pcs, 0, 0) ^ BIT(data, 3)) << 3;\r
+ return bt;\r
}\r
\r
-int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer)\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[4], ecmd[4];\r
- uint32_t pos, par, res;\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
+ 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
+ }\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
+ uint16_t pos, res;\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
memcpy(ecmd, dcmd, sizeof(dcmd));\r
\r
if (crypted) {\r
- par = 0;\r
- for (pos = 0; pos < 4; pos++)\r
- {\r
+ par[0] = 0;\r
+ for (pos = 0; pos < 4; pos++) {\r
ecmd[pos] = crypto1_byte(pcs, 0x00, 0) ^ dcmd[pos];\r
- par = (par >> 1) | ( ((filter(pcs->odd) ^ oddparity(dcmd[pos])) & 0x01) * 0x08 );\r
+ par[0] |= (((filter(pcs->odd) ^ oddparity8(dcmd[pos])) & 0x01) << (7-pos));\r
} \r
\r
- ReaderTransmitPar(ecmd, sizeof(ecmd), par);\r
+ ReaderTransmitPar(ecmd, sizeof(ecmd), par, timing);\r
\r
} else {\r
- ReaderTransmit(dcmd, sizeof(dcmd));\r
+ ReaderTransmit(dcmd, sizeof(dcmd), timing);\r
}\r
\r
- int len = ReaderReceive(answer);\r
-\r
- if (crypted) {\r
+ int len = ReaderReceive(answer, par);\r
+ \r
+ if (answer_parity) *answer_parity = par[0];\r
+ \r
+ if (crypted == CRYPT_ALL) {\r
if (len == 1) {\r
res = 0;\r
- for (pos = 0; pos < 4; pos++)\r
- res |= (crypto1_bit(pcs, 0, 0) ^ BIT(answer[0], pos)) << pos;\r
- \r
+ res |= (crypto1_bit(pcs, 0, 0) ^ BIT(answer[0], 0)) << 0;\r
+ 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
} else {\r
for (pos = 0; pos < len; pos++)\r
- {\r
answer[pos] = crypto1_byte(pcs, 0x00, 0) ^ answer[pos];\r
- }\r
}\r
}\r
\r
return len;\r
}\r
\r
-int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint64_t isNested) \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
+ 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 len; \r
+ int len; \r
uint32_t pos;\r
- uint8_t tmp4[4];\r
- byte_t par = 0;\r
- byte_t ar[4];\r
+ uint8_t tmp4[4] = {0x00};\r
+ uint8_t par[1] = {0x00};\r
+\r
+ // "random" reader nonce:\r
+ byte_t nr[4] = {0x55, 0x41, 0x49, 0x92};\r
+ //byte_t nr[4] = {0x01, 0x01, 0x01, 0x01};\r
+ \r
uint32_t nt, ntpp; // Supplied tag nonce\r
\r
uint8_t mf_nr_ar[] = { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 };\r
- uint8_t* receivedAnswer = mifare_get_bigbufptr();\r
-\r
- // Transmit MIFARE_CLASSIC_AUTH\r
- len = mifare_sendcmd_short(pcs, isNested, 0x60 + (keyType & 0x01), blockNo, receivedAnswer);\r
-// Dbprintf("rand nonce len: %x", len); \r
- if (len != 4) return 1;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
- ar[0] = 0x55;\r
- ar[1] = 0x41;\r
- ar[2] = 0x49;\r
- ar[3] = 0x92; \r
+ // Transmit MIFARE_CLASSIC_AUTH\r
+ len = mifare_sendcmd_short(pcs, isNested, 0x60 + (keyType & 0x01), blockNo, receivedAnswer, receivedAnswerPar, timing);\r
+ if (MF_DBGLEVEL >= 4) Dbprintf("rand tag nonce len: %x", len); \r
+ if (len != 4) return 1;\r
\r
// Save the tag nonce (nt)\r
nt = bytes_to_num(receivedAnswer, 4);\r
- Dbprintf("uid: %x nt: %x", uid, nt); \r
\r
// ----------------------------- crypto1 create\r
- // Init cipher with key\r
+ if (isNested)\r
+ crypto1_destroy(pcs);\r
+\r
+ // Init cipher with key\r
crypto1_create(pcs, ui64Key);\r
\r
- // Load (plain) uid^nt into the cipher\r
- crypto1_word(pcs, nt ^ uid, 0);\r
+ if (isNested == AUTH_NESTED) {\r
+ // decrypt nt with help of new key \r
+ nt = crypto1_word(pcs, nt ^ uid, 1) ^ nt;\r
+ } else {\r
+ // Load (plain) uid^nt into the cipher\r
+ crypto1_word(pcs, nt ^ uid, 0);\r
+ }\r
+\r
+ // some statistic\r
+ if (!ntptr && (MF_DBGLEVEL >= 3))\r
+ Dbprintf("auth uid: %08x nt: %08x", uid, nt); \r
+ \r
+ // save Nt\r
+ if (ntptr)\r
+ *ntptr = nt;\r
\r
- par = 0;\r
- // Generate (encrypted) nr+parity by loading it into the cipher (Nr)\r
- for (pos = 0; pos < 4; pos++)\r
- {\r
- mf_nr_ar[pos] = crypto1_byte(pcs, ar[pos], 0) ^ ar[pos];\r
- par = (par >> 1) | ( ((filter(pcs->odd) ^ oddparity(ar[pos])) & 0x01) * 0x80 );\r
- } \r
+ // Generate (encrypted) nr+parity by loading it into the cipher (Nr)\r
+ par[0] = 0;\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) ^ oddparity8(nr[pos])) & 0x01) << (7-pos));\r
+ } \r
\r
- // Skip 32 bits in pseudo random generator\r
- nt = prng_successor(nt,32);\r
+ // Skip 32 bits in pseudo random generator\r
+ nt = prng_successor(nt,32);\r
\r
// ar+parity\r
- for (pos = 4; pos < 8; pos++)\r
- {\r
+ for (pos = 4; pos < 8; pos++)\r
+ {\r
nt = prng_successor(nt,8);\r
- mf_nr_ar[pos] = crypto1_byte(pcs,0x00,0) ^ (nt & 0xff);\r
- par = (par >> 1)| ( ((filter(pcs->odd) ^ oddparity(nt & 0xff)) & 0x01) * 0x80 );\r
- } \r
+ mf_nr_ar[pos] = crypto1_byte(pcs,0x00,0) ^ (nt & 0xff);\r
+ par[0] |= (((filter(pcs->odd) ^ oddparity8(nt & 0xff)) & 0x01) << (7-pos));\r
+ } \r
\r
- // Transmit reader nonce and reader answer\r
- ReaderTransmitPar(mf_nr_ar, sizeof(mf_nr_ar), par);\r
-\r
- // Receive 4 bit answer\r
- len = ReaderReceive(receivedAnswer);\r
- if (!len)\r
- {\r
- Dbprintf("Authentication failed. Card timeout.");\r
+ // Transmit reader nonce and reader answer\r
+ ReaderTransmitPar(mf_nr_ar, sizeof(mf_nr_ar), par, NULL);\r
+\r
+ // Receive 4 byte tag answer\r
+ len = ReaderReceive(receivedAnswer, receivedAnswerPar);\r
+ if (!len)\r
+ {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("Authentication failed. Card timeout.");\r
return 2;\r
- }\r
+ }\r
\r
- memcpy(tmp4, receivedAnswer, 4);\r
+ memcpy(tmp4, receivedAnswer, 4);\r
ntpp = prng_successor(nt, 32) ^ crypto1_word(pcs, 0,0);\r
\r
if (ntpp != bytes_to_num(tmp4, 4)) {\r
- Dbprintf("Authentication failed. Error card response.");\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("Authentication failed. Error card response.");\r
return 3;\r
}\r
\r
int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData) \r
{\r
// variables\r
- int len; \r
- uint8_t bt[2];\r
+ int len; \r
+ uint8_t bt[2] = {0x00};\r
\r
- uint8_t* receivedAnswer = mifare_get_bigbufptr();\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);\r
+ // command MIFARE_CLASSIC_READBLOCK\r
+ len = mifare_sendcmd_short(pcs, 1, 0x30, blockNo, receivedAnswer, receivedAnswerPar, NULL);\r
if (len == 1) {\r
- Dbprintf("Cmd Error: %02x", receivedAnswer[0]); \r
+ if (MF_DBGLEVEL >= 1) Dbprintf("Cmd Error: %02x", receivedAnswer[0]); \r
return 1;\r
}\r
if (len != 18) {\r
- Dbprintf("Cmd Error: card timeout. len: %x", len); \r
+ if (MF_DBGLEVEL >= 1) Dbprintf("Cmd Error: card timeout. len: %x", len); \r
return 2;\r
}\r
\r
memcpy(bt, receivedAnswer + 16, 2);\r
- AppendCrc14443a(receivedAnswer, 16);\r
+ AppendCrc14443a(receivedAnswer, 16);\r
if (bt[0] != receivedAnswer[16] || bt[1] != receivedAnswer[17]) {\r
- Dbprintf("Cmd CRC response error."); \r
+ if (MF_DBGLEVEL >= 1) Dbprintf("Cmd CRC response error."); \r
return 3;\r
}\r
\r
return 0;\r
}\r
\r
+// 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
+ uint8_t respPar[1] = {0x00};\r
+ uint8_t key[4] = {0x00};\r
+ memcpy(key, keybytes, 4);\r
+\r
+ if (MF_DBGLEVEL >= MF_DBG_EXTENDED)\r
+ Dbprintf("EV1 Auth : %02x%02x%02x%02x", key[0], key[1], key[2], key[3]);\r
+ \r
+ len = mifare_sendcmd(0x1B, key, sizeof(key), resp, respPar, NULL);\r
+\r
+ if (len != 4) {\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Cmd Error: %02x %u", resp[0], len);\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 1;\r
+}\r
+\r
+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
+ uint8_t rnd_ab[16] = {0x00};\r
+ uint8_t IV[8] = {0x00};\r
+ uint8_t key[16] = {0x00};\r
+ memcpy(key, keybytes, 16);\r
+\r
+ uint16_t len;\r
+ uint8_t resp[19] = {0x00};\r
+ uint8_t respPar[3] = {0,0,0};\r
+\r
+ // REQUEST AUTHENTICATION\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
+ 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
+ rol(random_b,8);\r
+ memcpy(rnd_ab ,random_a,8);\r
+ memcpy(rnd_ab+8,random_b,8);\r
+\r
+ if (MF_DBGLEVEL >= MF_DBG_EXTENDED) {\r
+ Dbprintf("enc_B: %02x %02x %02x %02x %02x %02x %02x %02x",\r
+ enc_random_b[0],enc_random_b[1],enc_random_b[2],enc_random_b[3],enc_random_b[4],enc_random_b[5],enc_random_b[6],enc_random_b[7]);\r
+\r
+ Dbprintf(" B: %02x %02x %02x %02x %02x %02x %02x %02x",\r
+ random_b[0],random_b[1],random_b[2],random_b[3],random_b[4],random_b[5],random_b[6],random_b[7]);\r
+\r
+ Dbprintf("rnd_ab: %02x %02x %02x %02x %02x %02x %02x %02x",\r
+ rnd_ab[0],rnd_ab[1],rnd_ab[2],rnd_ab[3],rnd_ab[4],rnd_ab[5],rnd_ab[6],rnd_ab[7]);\r
+\r
+ Dbprintf("rnd_ab: %02x %02x %02x %02x %02x %02x %02x %02x",\r
+ rnd_ab[8],rnd_ab[9],rnd_ab[10],rnd_ab[11],rnd_ab[12],rnd_ab[13],rnd_ab[14],rnd_ab[15] );\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
+ //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
+ }\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
+ rnd_ab[4],rnd_ab[5],rnd_ab[6],rnd_ab[7]);\r
+\r
+ Dbprintf("e_AB: %02x %02x %02x %02x %02x %02x %02x %02x",\r
+ rnd_ab[8],rnd_ab[9],rnd_ab[10],rnd_ab[11],\r
+ rnd_ab[12],rnd_ab[13],rnd_ab[14],rnd_ab[15]);\r
+\r
+ Dbprintf("a: %02x %02x %02x %02x %02x %02x %02x %02x",\r
+ random_a[0],random_a[1],random_a[2],random_a[3],\r
+ random_a[4],random_a[5],random_a[6],random_a[7]);\r
+\r
+ Dbprintf("b: %02x %02x %02x %02x %02x %02x %02x %02x",\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 1;\r
+}\r
+\r
+int mifare_ultra_readblock(uint8_t blockNo, uint8_t *blockData)\r
+{\r
+ uint16_t len;\r
+ uint8_t bt[2];\r
+ uint8_t receivedAnswer[MAX_FRAME_SIZE] = {0x00};\r
+ uint8_t receivedAnswerPar[MAX_PARITY_SIZE] = {0x00};\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 1;\r
+ }\r
+ if (len != 18) {\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Cmd Error: card timeout. len: %x", len);\r
+ return 2;\r
+ }\r
+ \r
+ memcpy(bt, receivedAnswer + 16, 2);\r
+ AppendCrc14443a(receivedAnswer, 16);\r
+ if (bt[0] != receivedAnswer[16] || bt[1] != receivedAnswer[17]) {\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Cmd CRC response error.");\r
+ return 3;\r
+ }\r
+ \r
+ memcpy(blockData, receivedAnswer, 14);\r
+ return 0;\r
+}\r
+\r
int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData) \r
{\r
// variables\r
- int len, i; \r
- uint32_t pos;\r
- uint32_t par = 0;\r
- byte_t res;\r
+ uint16_t len, i; \r
+ uint32_t pos = 0;\r
+ uint8_t par[3] = {0x00}; // enough for 18 Bytes to send\r
+ byte_t res = 0;\r
\r
uint8_t d_block[18], d_block_enc[18];\r
- uint8_t* receivedAnswer = mifare_get_bigbufptr();\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
- len = mifare_sendcmd_short(pcs, 1, 0xA0, blockNo, receivedAnswer);\r
+ // command MIFARE_CLASSIC_WRITEBLOCK\r
+ len = mifare_sendcmd_short(pcs, 1, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL);\r
\r
if ((len != 1) || (receivedAnswer[0] != 0x0A)) { // 0x0a - ACK\r
- Dbprintf("Cmd Error: %02x", receivedAnswer[0]); \r
+ if (MF_DBGLEVEL >= 1) Dbprintf("Cmd Error: %02x", receivedAnswer[0]); \r
return 1;\r
}\r
\r
AppendCrc14443a(d_block, 16);\r
\r
// crypto\r
- par = 0;\r
- for (pos = 0; pos < 18; pos++)\r
- {\r
- d_block_enc[pos] = crypto1_byte(pcs, 0x00, 0) ^ d_block[pos];\r
- par = (par >> 1) | ( ((filter(pcs->odd) ^ oddparity(d_block[pos])) & 0x01) * 0x20000 );\r
- } \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) ^ oddparity8(d_block[pos])) & 0x01) << (7 - (pos&0x0007)));\r
+ } \r
\r
- ReaderTransmitPar(d_block_enc, sizeof(d_block_enc), par);\r
+ ReaderTransmitPar(d_block_enc, sizeof(d_block_enc), par, NULL);\r
\r
- // Receive the response\r
- len = ReaderReceive(receivedAnswer); \r
+ // Receive the response\r
+ len = ReaderReceive(receivedAnswer, receivedAnswerPar); \r
\r
res = 0;\r
for (i = 0; i < 4; i++)\r
res |= (crypto1_bit(pcs, 0, 0) ^ BIT(receivedAnswer[0], i)) << i;\r
\r
if ((len != 1) || (res != 0x0A)) {\r
- Dbprintf("Cmd send data2 Error: %02x", res); \r
+ if (MF_DBGLEVEL >= 1) Dbprintf("Cmd send data2 Error: %02x", res); \r
return 2;\r
}\r
\r
return 0;\r
}\r
\r
-int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid) \r
+/* // command not needed, but left for future testing\r
+int mifare_ultra_writeblock_compat(uint8_t blockNo, uint8_t *blockData) \r
{\r
- // variables\r
- int len; \r
- \r
- // Mifare HALT\r
- uint8_t* receivedAnswer = mifare_get_bigbufptr();\r
+ uint16_t len;\r
+ uint8_t par[3] = {0}; // enough for 18 parity bits\r
+ uint8_t d_block[18] = {0x00};\r
+ uint8_t receivedAnswer[MAX_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_PARITY_SIZE];\r
\r
- len = mifare_sendcmd_short(pcs, 1, 0x50, 0x00, receivedAnswer);\r
- if (len != 0) {\r
- Dbprintf("halt error. response len: %x", len); \r
+ len = mifare_sendcmd_short(NULL, true, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL);\r
+\r
+ if ((len != 1) || (receivedAnswer[0] != 0x0A)) { // 0x0a - ACK\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+ Dbprintf("Cmd Addr Error: %02x", receivedAnswer[0]);\r
+ return 1;\r
+ }\r
+\r
+ memcpy(d_block, blockData, 16);\r
+ AppendCrc14443a(d_block, 16);\r
+\r
+ ReaderTransmitPar(d_block, sizeof(d_block), par, NULL);\r
+\r
+ len = ReaderReceive(receivedAnswer, receivedAnswerPar);\r
+\r
+ if ((len != 1) || (receivedAnswer[0] != 0x0A)) { // 0x0a - ACK\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+ Dbprintf("Cmd Data Error: %02x %d", receivedAnswer[0],len);\r
+ return 2;\r
+ }\r
+ return 0;\r
+}\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
+ 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
+\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
+ Dbprintf("Cmd Send Error: %02x %d", receivedAnswer[0],len);\r
+ return 1;\r
+ }\r
+ 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
+ if (len != 0) {\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("halt error. response len: %x", len); \r
return 1;\r
}\r
+ return 0;\r
+}\r
+int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid) {\r
+ 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
+ if (len != 0) {\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+ Dbprintf("halt error. response len: %x", len);\r
+ return 1;\r
+ }\r
+ return 0;\r
+}\r
+\r
+\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
+}\r
+\r
+uint8_t FirstBlockOfSector(uint8_t sectorNo) \r
+{\r
+ if (sectorNo < 32)\r
+ return sectorNo * 4;\r
+ else\r
+ return 32*4 + (sectorNo - 32) * 16;\r
+ \r
+}\r
+\r
+\r
+// work with emulator memory\r
+void emlSetMem(uint8_t *data, int blockNum, int blocksCount) {\r
+ emlSetMem_xt(data, blockNum, blocksCount, 16);\r
+}\r
+\r
+void emlSetMem_xt(uint8_t *data, int blockNum, int blocksCount, int blockBtWidth) {\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
+ memcpy(emCARD + blockNum * blockBtWidth, data, blocksCount * blockBtWidth);\r
+}\r
+\r
+void emlGetMem(uint8_t *data, int blockNum, int blocksCount) {\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
+ memcpy(data, emCARD + blockNum * 16, blocksCount * 16);\r
+}\r
+\r
+void emlGetMemBt(uint8_t *data, int bytePtr, int byteCount) {\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
+ memcpy(data, emCARD + bytePtr, byteCount);\r
+}\r
+\r
+int emlCheckValBl(int blockNum) {\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
+ uint8_t* data = emCARD + blockNum * 16;\r
\r
+ if ((data[0] != (data[4] ^ 0xff)) || (data[0] != data[8]) ||\r
+ (data[1] != (data[5] ^ 0xff)) || (data[1] != data[9]) ||\r
+ (data[2] != (data[6] ^ 0xff)) || (data[2] != data[10]) ||\r
+ (data[3] != (data[7] ^ 0xff)) || (data[3] != data[11]) ||\r
+ (data[12] != (data[13] ^ 0xff)) || (data[12] != data[14]) ||\r
+ (data[12] != (data[15] ^ 0xff))\r
+ ) \r
+ return 1;\r
return 0;\r
}\r
+\r
+int emlGetValBl(uint32_t *blReg, uint8_t *blBlock, int blockNum) {\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
+ uint8_t* data = emCARD + blockNum * 16;\r
+ \r
+ if (emlCheckValBl(blockNum))\r
+ return 1;\r
+ \r
+ memcpy(blReg, data, 4);\r
+ *blBlock = data[12];\r
+ return 0;\r
+}\r
+\r
+int emlSetValBl(uint32_t blReg, uint8_t blBlock, int blockNum) {\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
+ uint8_t* data = emCARD + blockNum * 16;\r
+ \r
+ memcpy(data + 0, &blReg, 4);\r
+ memcpy(data + 8, &blReg, 4);\r
+ blReg = blReg ^ 0xffffffff;\r
+ memcpy(data + 4, &blReg, 4);\r
+ \r
+ data[12] = blBlock;\r
+ data[13] = blBlock ^ 0xff;\r
+ data[14] = blBlock;\r
+ data[15] = blBlock ^ 0xff;\r
+ \r
+ return 0;\r
+}\r
+\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
+ } \r
+\r
+ // uid\r
+ emlSetMem((uint8_t *)uid, 0, 1);\r
+ return;\r
+}\r
+\r
+\r
+// 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
+ AppendCrc14443a(dcmd, 3);\r
+ \r
+ ReaderTransmit(dcmd, sizeof(dcmd), NULL);\r
+ int len = ReaderReceive(answer, answer_parity);\r
+ if(!len) {\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR) \r
+ Dbprintf("Authentication failed. Card timeout.");\r
+ return 1;\r
+ }\r
+ return len;\r
+}\r
+\r
+int mifare_sendcmd_special2(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[20] = {0x00};\r
+ dcmd[0] = cmd;\r
+ memcpy(dcmd+1,data,17);\r
+ AppendCrc14443a(dcmd, 18);\r
+\r
+ ReaderTransmit(dcmd, sizeof(dcmd), NULL);\r
+ int len = ReaderReceive(answer, answer_parity);\r
+ if(!len){\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+ Dbprintf("Authentication failed. Card timeout.");\r
+ return 1;\r
+ }\r
+ return len;\r
+}\r
+\r
+int mifare_desfire_des_auth1(uint32_t uid, uint8_t *blockData){\r
+\r
+ int len;\r
+ // load key, keynumber\r
+ uint8_t data[2]={0x0a, 0x00};\r
+ uint8_t receivedAnswer[MAX_FRAME_SIZE] = {0x00};\r
+ uint8_t receivedAnswerPar[MAX_PARITY_SIZE] = {0x00};\r
+ \r
+ len = mifare_sendcmd_special(NULL, 1, 0x02, data, receivedAnswer,receivedAnswerPar,NULL);\r
+ if (len == 1) {\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+ Dbprintf("Cmd Error: %02x", receivedAnswer[0]);\r
+ return 1;\r
+ }\r
+ \r
+ if (len == 12) {\r
+ if (MF_DBGLEVEL >= MF_DBG_EXTENDED) {\r
+ Dbprintf("Auth1 Resp: %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",\r
+ receivedAnswer[0],receivedAnswer[1],receivedAnswer[2],receivedAnswer[3],receivedAnswer[4],\r
+ receivedAnswer[5],receivedAnswer[6],receivedAnswer[7],receivedAnswer[8],receivedAnswer[9],\r
+ receivedAnswer[10],receivedAnswer[11]);\r
+ }\r
+ memcpy(blockData, receivedAnswer, 12);\r
+ return 0;\r
+ }\r
+ return 1;\r
+}\r
+\r
+int mifare_desfire_des_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData){\r
+\r
+ int len;\r
+ uint8_t data[17] = {0x00};\r
+ data[0] = 0xAF;\r
+ memcpy(data+1,key,16);\r
+ \r
+ uint8_t receivedAnswer[MAX_FRAME_SIZE] = {0x00};\r
+ uint8_t receivedAnswerPar[MAX_PARITY_SIZE] = {0x00};\r
+ \r
+ len = mifare_sendcmd_special2(NULL, 1, 0x03, data, receivedAnswer, receivedAnswerPar ,NULL);\r
+ \r
+ if ((receivedAnswer[0] == 0x03) && (receivedAnswer[1] == 0xae)) {\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+ Dbprintf("Auth Error: %02x %02x", receivedAnswer[0], receivedAnswer[1]);\r
+ return 1;\r
+ }\r
+ \r
+ if (len == 12){\r
+ if (MF_DBGLEVEL >= MF_DBG_EXTENDED) {\r
+ Dbprintf("Auth2 Resp: %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",\r
+ receivedAnswer[0],receivedAnswer[1],receivedAnswer[2],receivedAnswer[3],receivedAnswer[4],\r
+ receivedAnswer[5],receivedAnswer[6],receivedAnswer[7],receivedAnswer[8],receivedAnswer[9],\r
+ receivedAnswer[10],receivedAnswer[11]);\r
+ }\r
+ memcpy(blockData, receivedAnswer, 12);\r
+ return 0;\r
+ }\r
+ return 1;\r
+}\r
projects / proxmark3-svn / blobdiff