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8556b852 1//-----------------------------------------------------------------------------\r
b62a5a84 2// Merlok - June 2011, 2012\r
8556b852
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3// Gerhard de Koning Gans - May 2008\r
4// Hagen Fritsch - June 2010\r
3fe4ff4f 5// Midnitesnake - Dec 2013\r
6// Andy Davies - Apr 2014\r
7// Iceman - May 2014\r
8556b852
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8//\r
9// This code is licensed to you under the terms of the GNU GPL, version 2 or,\r
10// at your option, any later version. See the LICENSE.txt file for the text of\r
11// the license.\r
12//-----------------------------------------------------------------------------\r
13// Routines to support ISO 14443 type A.\r
14//-----------------------------------------------------------------------------\r
15\r
16#include "mifarecmd.h"\r
de77d4ac 17\r
0b4efbde 18#include <stdint.h>\r
19\r
20#include "proxmark3.h"\r
21#include "cmd.h"\r
22#include "crapto1/crapto1.h"\r
23#include "iso14443a.h"\r
24#include "BigBuf.h"\r
25#include "mifareutil.h"\r
26#include "apps.h"\r
27#include "protocols.h"\r
787b5bd8 28#include "util.h"\r
1f065e1d 29#include "parity.h"\r
a631936e 30#include "crc.h"\r
fc52fbd4 31#include "fpgaloader.h"\r
a631936e 32\r
0b4efbde 33#define HARDNESTED_AUTHENTICATION_TIMEOUT 848 // card times out 1ms after wrong authentication (according to NXP documentation)\r
34#define HARDNESTED_PRE_AUTHENTICATION_LEADTIME 400 // some (non standard) cards need a pause after select before they are ready for first authentication\r
d1f9ec06 35\r
b8dd1ef6 36/*\r
f168b263 37// the block number for the ISO14443-4 PCB\r
de77d4ac 38static uint8_t pcb_blocknum = 0;\r
f168b263 39// Deselect card by sending a s-block. the crc is precalced for speed\r
40static uint8_t deselect_cmd[] = {0xc2,0xe0,0xb4};\r
41\r
b8dd1ef6 42static void OnSuccess(){\r
43 pcb_blocknum = 0;\r
44 ReaderTransmit(deselect_cmd, 3 , NULL);\r
45 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
46 LEDsoff();\r
47}\r
48*/\r
49\r
50static void OnError(uint8_t reason){\r
51 // pcb_blocknum = 0;\r
52 // ReaderTransmit(deselect_cmd, 3 , NULL);\r
53 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
54 LED_D_OFF();\r
55 cmd_send(CMD_ACK,0,reason,0,0,0);\r
56 LED_A_OFF();\r
57}\r
58\r
8556b852 59//-----------------------------------------------------------------------------\r
7906cb41 60// Select, Authenticate, Read a MIFARE tag.\r
8556b852
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61// read block\r
62//-----------------------------------------------------------------------------\r
63void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
64{\r
b8dd1ef6 65 LED_A_ON();\r
66\r
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67 uint8_t blockNo = arg0;\r
68 uint8_t keyType = arg1;\r
69 uint64_t ui64Key = 0;\r
70 ui64Key = bytes_to_num(datain, 6);\r
7906cb41 71\r
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72 byte_t isOK = 0;\r
73 byte_t dataoutbuf[16];\r
1c611bbd 74 uint8_t uid[10];\r
8556b852
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75 uint32_t cuid;\r
76 struct Crypto1State mpcs = {0, 0};\r
77 struct Crypto1State *pcs;\r
78 pcs = &mpcs;\r
79\r
7bc95e2e 80 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
8556b852 81\r
09ffd16e 82 clear_trace();\r
83\r
8556b852 84 while (true) {\r
c04a4b60 85 if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r
0b4efbde 86 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
8556b852
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87 break;\r
88 };\r
89\r
90 if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r
0b4efbde 91 if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r
8556b852
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92 break;\r
93 };\r
7906cb41 94\r
8556b852 95 if(mifare_classic_readblock(pcs, cuid, blockNo, dataoutbuf)) {\r
0b4efbde 96 if (MF_DBGLEVEL >= 1) Dbprintf("Read block error");\r
8556b852
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97 break;\r
98 };\r
99\r
100 if(mifare_classic_halt(pcs, cuid)) {\r
0b4efbde 101 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
8556b852
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102 break;\r
103 };\r
7906cb41 104\r
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105 isOK = 1;\r
106 break;\r
107 }\r
7906cb41 108\r
8556b852
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109 // ----------------------------- crypto1 destroy\r
110 crypto1_destroy(pcs);\r
7906cb41 111\r
0b4efbde 112 if (MF_DBGLEVEL >= 2) DbpString("READ BLOCK FINISHED");\r
8556b852 113\r
8556b852 114 LED_B_ON();\r
baeaf579 115 cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);\r
8556b852
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116 LED_B_OFF();\r
117\r
a631936e 118 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
119 LEDsoff();\r
120}\r
121\r
8258f409 122void MifareUC_Auth(uint8_t arg0, uint8_t *keybytes){\r
a631936e 123\r
b8dd1ef6 124 LED_A_ON();\r
8258f409 125 bool turnOffField = (arg0 == 1);\r
a631936e 126\r
a631936e 127 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
128\r
b8dd1ef6 129 if (!iso14443a_select_card(NULL, NULL, NULL, true, 0, true)) {\r
f168b263 130 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");\r
131 OnError(0);\r
a631936e 132 return;\r
133 };\r
7906cb41 134\r
b8dd1ef6 135 if (!mifare_ultra_auth(keybytes)){\r
8258f409 136 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication failed");\r
f168b263 137 OnError(1);\r
a631936e 138 return;\r
139 }\r
140\r
8258f409 141 if (turnOffField) {\r
cceabb79 142 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
b8dd1ef6 143 LED_D_OFF();\r
cceabb79 144 }\r
b8dd1ef6 145\r
9d87eb66 146 cmd_send(CMD_ACK,1,0,0,0,0);\r
b8dd1ef6 147 LED_A_OFF();\r
7cc204bf 148}\r
149\r
75377d29 150// Arg0 = BlockNo,\r
151// Arg1 = UsePwd bool\r
152// datain = PWD bytes,\r
f168b263 153void MifareUReadBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain)\r
7cc204bf 154{\r
b8dd1ef6 155 LED_A_ON();\r
156\r
7cc204bf 157 uint8_t blockNo = arg0;\r
787b5bd8 158 byte_t dataout[16] = {0x00};\r
8258f409 159 bool useKey = (arg1 == 1); //UL_C\r
160 bool usePwd = (arg1 == 2); //UL_EV1/NTAG\r
f168b263 161\r
787b5bd8 162 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
f168b263 163\r
c04a4b60 164 int len = iso14443a_select_card(NULL, NULL, NULL, true, 0, true);\r
787b5bd8 165 if(!len) {\r
f168b263 166 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%02X)",len);\r
167 OnError(1);\r
787b5bd8 168 return;\r
f168b263 169 }\r
170\r
8258f409 171 // UL-C authentication\r
b8dd1ef6 172 if (useKey) {\r
8258f409 173 uint8_t key[16] = {0x00};\r
174 memcpy(key, datain, sizeof(key) );\r
f168b263 175\r
9d87eb66 176 if ( !mifare_ultra_auth(key) ) {\r
f168b263 177 OnError(1);\r
178 return;\r
179 }\r
8258f409 180 }\r
f168b263 181\r
8258f409 182 // UL-EV1 / NTAG authentication\r
b8dd1ef6 183 if (usePwd) {\r
8258f409 184 uint8_t pwd[4] = {0x00};\r
185 memcpy(pwd, datain, 4);\r
186 uint8_t pack[4] = {0,0,0,0};\r
9d87eb66 187 if (!mifare_ul_ev1_auth(pwd, pack)) {\r
f168b263 188 OnError(1);\r
189 return;\r
190 }\r
7906cb41 191 }\r
f168b263 192\r
b8dd1ef6 193 if (mifare_ultra_readblock(blockNo, dataout)) {\r
f168b263 194 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Read block error");\r
195 OnError(2);\r
787b5bd8 196 return;\r
f168b263 197 }\r
8258f409 198\r
b8dd1ef6 199 if (mifare_ultra_halt()) {\r
f168b263 200 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Halt error");\r
201 OnError(3);\r
787b5bd8 202 return;\r
f168b263 203 }\r
8258f409 204\r
205 cmd_send(CMD_ACK,1,0,0,dataout,16);\r
7cc204bf 206 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
b8dd1ef6 207 LED_D_OFF();\r
208 LED_A_OFF();\r
7cc204bf 209}\r
b3125340 210\r
7cc204bf 211//-----------------------------------------------------------------------------\r
7906cb41 212// Select, Authenticate, Read a MIFARE tag.\r
baeaf579 213// read sector (data = 4 x 16 bytes = 64 bytes, or 16 x 16 bytes = 256 bytes)\r
8556b852
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214//-----------------------------------------------------------------------------\r
215void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
216{\r
217 // params\r
218 uint8_t sectorNo = arg0;\r
219 uint8_t keyType = arg1;\r
220 uint64_t ui64Key = 0;\r
221 ui64Key = bytes_to_num(datain, 6);\r
7906cb41 222\r
8556b852 223 // variables\r
3fe4ff4f 224 byte_t isOK = 0;\r
baeaf579 225 byte_t dataoutbuf[16 * 16];\r
1c611bbd 226 uint8_t uid[10];\r
8556b852
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227 uint32_t cuid;\r
228 struct Crypto1State mpcs = {0, 0};\r
229 struct Crypto1State *pcs;\r
230 pcs = &mpcs;\r
231\r
7bc95e2e 232 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
8556b852 233\r
09ffd16e 234 clear_trace();\r
235\r
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236 LED_A_ON();\r
237 LED_B_OFF();\r
238 LED_C_OFF();\r
239\r
baeaf579 240 isOK = 1;\r
c04a4b60 241 if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r
baeaf579 242 isOK = 0;\r
0b4efbde 243 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
baeaf579 244 }\r
8556b852 245\r
7906cb41 246\r
baeaf579 247 if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_FIRST)) {\r
248 isOK = 0;\r
0b4efbde 249 if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r
baeaf579 250 }\r
7906cb41 251\r
baeaf579 252 for (uint8_t blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {\r
253 if(mifare_classic_readblock(pcs, cuid, FirstBlockOfSector(sectorNo) + blockNo, dataoutbuf + 16 * blockNo)) {\r
254 isOK = 0;\r
0b4efbde 255 if (MF_DBGLEVEL >= 1) Dbprintf("Read sector %2d block %2d error", sectorNo, blockNo);\r
8556b852 256 break;\r
baeaf579 257 }\r
258 }\r
7906cb41 259\r
baeaf579 260 if(mifare_classic_halt(pcs, cuid)) {\r
0b4efbde 261 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
8556b852 262 }\r
baeaf579 263\r
8556b852
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264 // ----------------------------- crypto1 destroy\r
265 crypto1_destroy(pcs);\r
7906cb41 266\r
8556b852
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267 if (MF_DBGLEVEL >= 2) DbpString("READ SECTOR FINISHED");\r
268\r
8556b852 269 LED_B_ON();\r
baeaf579 270 cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16*NumBlocksPerSector(sectorNo));\r
6e82300d 271 LED_B_OFF();\r
8556b852
M
272\r
273 // Thats it...\r
274 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
275 LEDsoff();\r
7cc204bf 276}\r
277\r
79d7bcbb 278// arg0 = blockNo (start)\r
279// arg1 = Pages (number of blocks)\r
280// arg2 = useKey\r
281// datain = KEY bytes\r
75377d29 282void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain)\r
7cc204bf 283{\r
09ffd16e 284 LED_A_ON();\r
285 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
286\r
d7acc640 287 // free eventually allocated BigBuf memory\r
288 BigBuf_free();\r
d7acc640 289\r
f168b263 290 // params\r
75377d29 291 uint8_t blockNo = arg0;\r
292 uint16_t blocks = arg1;\r
cceabb79 293 bool useKey = (arg2 == 1); //UL_C\r
294 bool usePwd = (arg2 == 2); //UL_EV1/NTAG\r
9d87eb66 295 uint32_t countblocks = 0;\r
d7acc640 296 uint8_t *dataout = BigBuf_malloc(CARD_MEMORY_SIZE);\r
297 if (dataout == NULL){\r
298 Dbprintf("out of memory");\r
299 OnError(1);\r
300 return;\r
301 }\r
7cc204bf 302\r
c04a4b60 303 int len = iso14443a_select_card(NULL, NULL, NULL, true, 0, true);\r
787b5bd8 304 if (!len) {\r
f168b263 305 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%d)",len);\r
306 OnError(1);\r
787b5bd8 307 return;\r
308 }\r
75377d29 309\r
8258f409 310 // UL-C authentication\r
b8dd1ef6 311 if (useKey) {\r
75377d29 312 uint8_t key[16] = {0x00};\r
8258f409 313 memcpy(key, datain, sizeof(key) );\r
75377d29 314\r
9d87eb66 315 if ( !mifare_ultra_auth(key) ) {\r
75377d29 316 OnError(1);\r
317 return;\r
318 }\r
75377d29 319 }\r
320\r
8258f409 321 // UL-EV1 / NTAG authentication\r
322 if (usePwd) {\r
323 uint8_t pwd[4] = {0x00};\r
324 memcpy(pwd, datain, sizeof(pwd));\r
cceabb79 325 uint8_t pack[4] = {0,0,0,0};\r
326\r
9d87eb66 327 if (!mifare_ul_ev1_auth(pwd, pack)){\r
cceabb79 328 OnError(1);\r
7906cb41 329 return;\r
cceabb79 330 }\r
331 }\r
332\r
75377d29 333 for (int i = 0; i < blocks; i++){\r
22342f6d 334 if ((i*4) + 4 >= CARD_MEMORY_SIZE) {\r
9d87eb66 335 Dbprintf("Data exceeds buffer!!");\r
336 break;\r
337 }\r
7906cb41 338\r
9d87eb66 339 len = mifare_ultra_readblock(blockNo + i, dataout + 4 * i);\r
75377d29 340\r
787b5bd8 341 if (len) {\r
f168b263 342 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Read block %d error",i);\r
9d87eb66 343 // if no blocks read - error out\r
344 if (i==0){\r
345 OnError(2);\r
346 return;\r
347 } else {\r
348 //stop at last successful read block and return what we got\r
349 break;\r
350 }\r
787b5bd8 351 } else {\r
75377d29 352 countblocks++;\r
787b5bd8 353 }\r
354 }\r
75377d29 355\r
f168b263 356 len = mifare_ultra_halt();\r
787b5bd8 357 if (len) {\r
f168b263 358 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Halt error");\r
359 OnError(3);\r
787b5bd8 360 return;\r
361 }\r
7cc204bf 362\r
b8dd1ef6 363 if (MF_DBGLEVEL >= MF_DBG_DEBUG) Dbprintf("Blocks read %d", countblocks);\r
75377d29 364\r
b8dd1ef6 365 cmd_send(CMD_ACK, 1, countblocks*4, BigBuf_max_traceLen(), 0, 0);\r
22342f6d 366\r
31d1caa5 367 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
b8dd1ef6 368 LED_D_OFF();\r
22342f6d 369 BigBuf_free();\r
b8dd1ef6 370 LED_A_OFF();\r
7cc204bf 371}\r
372\r
7cc204bf 373//-----------------------------------------------------------------------------\r
7906cb41 374// Select, Authenticate, Write a MIFARE tag.\r
7cc204bf 375// read block\r
8556b852
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376//-----------------------------------------------------------------------------\r
377void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
378{\r
379 // params\r
380 uint8_t blockNo = arg0;\r
381 uint8_t keyType = arg1;\r
382 uint64_t ui64Key = 0;\r
383 byte_t blockdata[16];\r
384\r
385 ui64Key = bytes_to_num(datain, 6);\r
386 memcpy(blockdata, datain + 10, 16);\r
7906cb41 387\r
8556b852
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388 // variables\r
389 byte_t isOK = 0;\r
1c611bbd 390 uint8_t uid[10];\r
8556b852
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391 uint32_t cuid;\r
392 struct Crypto1State mpcs = {0, 0};\r
393 struct Crypto1State *pcs;\r
394 pcs = &mpcs;\r
395\r
7bc95e2e 396 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
8556b852 397\r
09ffd16e 398 clear_trace();\r
399\r
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400 LED_A_ON();\r
401 LED_B_OFF();\r
402 LED_C_OFF();\r
403\r
404 while (true) {\r
c04a4b60 405 if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r
0b4efbde 406 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
8556b852
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407 break;\r
408 };\r
409\r
410 if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r
0b4efbde 411 if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r
8556b852
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412 break;\r
413 };\r
7906cb41 414\r
8556b852 415 if(mifare_classic_writeblock(pcs, cuid, blockNo, blockdata)) {\r
0b4efbde 416 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
8556b852
M
417 break;\r
418 };\r
419\r
420 if(mifare_classic_halt(pcs, cuid)) {\r
0b4efbde 421 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
8556b852
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422 break;\r
423 };\r
7906cb41 424\r
8556b852
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425 isOK = 1;\r
426 break;\r
427 }\r
7906cb41 428\r
8556b852
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429 // ----------------------------- crypto1 destroy\r
430 crypto1_destroy(pcs);\r
7906cb41 431\r
0b4efbde 432 if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r
8556b852 433\r
8556b852 434 LED_B_ON();\r
9492e0b0 435 cmd_send(CMD_ACK,isOK,0,0,0,0);\r
6e82300d 436 LED_B_OFF();\r
8556b852
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437\r
438\r
439 // Thats it...\r
440 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
441 LEDsoff();\r
7cc204bf 442}\r
443\r
7906cb41 444/* // Command not needed but left for future testing\r
4973f23d 445void MifareUWriteBlockCompat(uint8_t arg0, uint8_t *datain)\r
7cc204bf 446{\r
f168b263 447 uint8_t blockNo = arg0;\r
787b5bd8 448 byte_t blockdata[16] = {0x00};\r
7cc204bf 449\r
f168b263 450 memcpy(blockdata, datain, 16);\r
451\r
787b5bd8 452 uint8_t uid[10] = {0x00};\r
7cc204bf 453\r
f168b263 454 LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r
7cc204bf 455\r
f168b263 456 clear_trace();\r
457 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
458\r
de77d4ac 459 if(!iso14443a_select_card(uid, NULL, NULL, true, 0)) {\r
f168b263 460 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
461 OnError(0);\r
462 return;\r
463 };\r
464\r
4973f23d 465 if(mifare_ultra_writeblock_compat(blockNo, blockdata)) {\r
f168b263 466 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
467 OnError(0);\r
0b4efbde 468 return; };\r
f168b263 469\r
470 if(mifare_ultra_halt()) {\r
471 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
472 OnError(0);\r
473 return;\r
474 };\r
475\r
476 if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r
477\r
478 cmd_send(CMD_ACK,1,0,0,0,0);\r
479 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
480 LEDsoff();\r
7cc204bf 481}\r
4973f23d 482*/\r
7cc204bf 483\r
79d7bcbb 484// Arg0 : Block to write to.\r
485// Arg1 : 0 = use no authentication.\r
486// 1 = use 0x1A authentication.\r
487// 2 = use 0x1B authentication.\r
488// datain : 4 first bytes is data to be written.\r
489// : 4/16 next bytes is authentication key.\r
4973f23d 490void MifareUWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain)\r
7cc204bf 491{\r
baeaf579 492 uint8_t blockNo = arg0;\r
79d7bcbb 493 bool useKey = (arg1 == 1); //UL_C\r
494 bool usePwd = (arg1 == 2); //UL_EV1/NTAG\r
787b5bd8 495 byte_t blockdata[4] = {0x00};\r
7cc204bf 496\r
8258f409 497 memcpy(blockdata, datain,4);\r
7906cb41 498\r
8258f409 499 LEDsoff();\r
500 LED_A_ON();\r
f168b263 501 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
502\r
09ffd16e 503 clear_trace();\r
504\r
c04a4b60 505 if(!iso14443a_select_card(NULL, NULL, NULL, true, 0, true)) {\r
f168b263 506 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
507 OnError(0);\r
508 return;\r
509 };\r
7cc204bf 510\r
79d7bcbb 511 // UL-C authentication\r
512 if ( useKey ) {\r
513 uint8_t key[16] = {0x00};\r
514 memcpy(key, datain+4, sizeof(key) );\r
515\r
516 if ( !mifare_ultra_auth(key) ) {\r
517 OnError(1);\r
518 return;\r
519 }\r
520 }\r
7906cb41 521\r
79d7bcbb 522 // UL-EV1 / NTAG authentication\r
523 if (usePwd) {\r
524 uint8_t pwd[4] = {0x00};\r
525 memcpy(pwd, datain+4, 4);\r
526 uint8_t pack[4] = {0,0,0,0};\r
527 if (!mifare_ul_ev1_auth(pwd, pack)) {\r
528 OnError(1);\r
529 return;\r
530 }\r
531 }\r
532\r
4973f23d 533 if(mifare_ultra_writeblock(blockNo, blockdata)) {\r
f168b263 534 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
535 OnError(0);\r
536 return;\r
537 };\r
538\r
539 if(mifare_ultra_halt()) {\r
540 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
541 OnError(0);\r
542 return;\r
543 };\r
544\r
545 if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r
546\r
547 cmd_send(CMD_ACK,1,0,0,0,0);\r
548 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
549 LEDsoff();\r
550}\r
551\r
552void MifareUSetPwd(uint8_t arg0, uint8_t *datain){\r
7906cb41 553\r
f168b263 554 uint8_t pwd[16] = {0x00};\r
555 byte_t blockdata[4] = {0x00};\r
7906cb41 556\r
f168b263 557 memcpy(pwd, datain, 16);\r
7906cb41 558\r
f168b263 559 LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r
baeaf579 560 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
7cc204bf 561\r
09ffd16e 562 clear_trace();\r
563\r
c04a4b60 564 if(!iso14443a_select_card(NULL, NULL, NULL, true, 0, true)) {\r
f168b263 565 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
566 OnError(0);\r
567 return;\r
568 };\r
7cc204bf 569\r
f168b263 570 blockdata[0] = pwd[7];\r
571 blockdata[1] = pwd[6];\r
572 blockdata[2] = pwd[5];\r
573 blockdata[3] = pwd[4];\r
4973f23d 574 if(mifare_ultra_writeblock( 44, blockdata)) {\r
f168b263 575 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
576 OnError(44);\r
577 return;\r
578 };\r
7cc204bf 579\r
f168b263 580 blockdata[0] = pwd[3];\r
581 blockdata[1] = pwd[2];\r
582 blockdata[2] = pwd[1];\r
583 blockdata[3] = pwd[0];\r
4973f23d 584 if(mifare_ultra_writeblock( 45, blockdata)) {\r
f168b263 585 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
586 OnError(45);\r
587 return;\r
588 };\r
7cc204bf 589\r
f168b263 590 blockdata[0] = pwd[15];\r
591 blockdata[1] = pwd[14];\r
592 blockdata[2] = pwd[13];\r
593 blockdata[3] = pwd[12];\r
4973f23d 594 if(mifare_ultra_writeblock( 46, blockdata)) {\r
f168b263 595 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
596 OnError(46);\r
597 return;\r
598 };\r
7cc204bf 599\r
f168b263 600 blockdata[0] = pwd[11];\r
601 blockdata[1] = pwd[10];\r
602 blockdata[2] = pwd[9];\r
603 blockdata[3] = pwd[8];\r
4973f23d 604 if(mifare_ultra_writeblock( 47, blockdata)) {\r
f168b263 605 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
606 OnError(47);\r
607 return;\r
7906cb41 608 };\r
7cc204bf 609\r
f168b263 610 if(mifare_ultra_halt()) {\r
611 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
612 OnError(0);\r
613 return;\r
614 };\r
7cc204bf 615\r
f168b263 616 cmd_send(CMD_ACK,1,0,0,0,0);\r
baeaf579 617 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
618 LEDsoff();\r
7cc204bf 619}\r
620\r
621// Return 1 if the nonce is invalid else return 0\r
6a1f2d82 622int valid_nonce(uint32_t Nt, uint32_t NtEnc, uint32_t Ks1, uint8_t *parity) {\r
1f065e1d 623 return ((oddparity8((Nt >> 24) & 0xFF) == ((parity[0]) ^ oddparity8((NtEnc >> 24) & 0xFF) ^ BIT(Ks1,16))) & \\r
624 (oddparity8((Nt >> 16) & 0xFF) == ((parity[1]) ^ oddparity8((NtEnc >> 16) & 0xFF) ^ BIT(Ks1,8))) & \\r
625 (oddparity8((Nt >> 8) & 0xFF) == ((parity[2]) ^ oddparity8((NtEnc >> 8) & 0xFF) ^ BIT(Ks1,0)))) ? 1 : 0;\r
8556b852
M
626}\r
627\r
9492e0b0 628\r
de77d4ac 629//-----------------------------------------------------------------------------\r
630// acquire encrypted nonces in order to perform the attack described in\r
631// Carlo Meijer, Roel Verdult, "Ciphertext-only Cryptanalysis on Hardened\r
7906cb41 632// Mifare Classic Cards" in Proceedings of the 22nd ACM SIGSAC Conference on\r
de77d4ac 633// Computer and Communications Security, 2015\r
634//-----------------------------------------------------------------------------\r
635void MifareAcquireEncryptedNonces(uint32_t arg0, uint32_t arg1, uint32_t flags, uint8_t *datain)\r
636{\r
637 uint64_t ui64Key = 0;\r
638 uint8_t uid[10];\r
639 uint32_t cuid;\r
640 uint8_t cascade_levels = 0;\r
641 struct Crypto1State mpcs = {0, 0};\r
642 struct Crypto1State *pcs;\r
643 pcs = &mpcs;\r
644 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
645 int16_t isOK = 0;\r
646 uint8_t par_enc[1];\r
647 uint8_t nt_par_enc = 0;\r
648 uint8_t buf[USB_CMD_DATA_SIZE];\r
649 uint32_t timeout;\r
7906cb41 650\r
de77d4ac 651 uint8_t blockNo = arg0 & 0xff;\r
652 uint8_t keyType = (arg0 >> 8) & 0xff;\r
653 uint8_t targetBlockNo = arg1 & 0xff;\r
654 uint8_t targetKeyType = (arg1 >> 8) & 0xff;\r
655 ui64Key = bytes_to_num(datain, 6);\r
656 bool initialize = flags & 0x0001;\r
657 bool slow = flags & 0x0002;\r
658 bool field_off = flags & 0x0004;\r
7906cb41 659\r
de77d4ac 660 LED_A_ON();\r
661 LED_C_OFF();\r
662\r
663 if (initialize) {\r
664 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
665 clear_trace();\r
666 set_tracing(true);\r
667 }\r
7906cb41 668\r
de77d4ac 669 LED_C_ON();\r
7906cb41 670\r
de77d4ac 671 uint16_t num_nonces = 0;\r
672 bool have_uid = false;\r
673 for (uint16_t i = 0; i <= USB_CMD_DATA_SIZE - 9; ) {\r
674\r
675 // Test if the action was cancelled\r
676 if(BUTTON_PRESS()) {\r
677 isOK = 2;\r
678 field_off = true;\r
679 break;\r
680 }\r
681\r
682 if (!have_uid) { // need a full select cycle to get the uid first\r
7906cb41 683 iso14a_card_select_t card_info;\r
c04a4b60 684 if(!iso14443a_select_card(uid, &card_info, &cuid, true, 0, true)) {\r
0b4efbde 685 if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Can't select card (ALL)");\r
de77d4ac 686 continue;\r
687 }\r
688 switch (card_info.uidlen) {\r
689 case 4 : cascade_levels = 1; break;\r
690 case 7 : cascade_levels = 2; break;\r
691 case 10: cascade_levels = 3; break;\r
692 default: break;\r
693 }\r
7906cb41 694 have_uid = true;\r
de77d4ac 695 } else { // no need for anticollision. We can directly select the card\r
c04a4b60 696 if(!iso14443a_select_card(uid, NULL, NULL, false, cascade_levels, true)) {\r
0b4efbde 697 if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Can't select card (UID)");\r
de77d4ac 698 continue;\r
699 }\r
700 }\r
7906cb41 701\r
de77d4ac 702 if (slow) {\r
d1f9ec06 703 timeout = GetCountSspClk() + HARDNESTED_PRE_AUTHENTICATION_LEADTIME;\r
de77d4ac 704 while(GetCountSspClk() < timeout);\r
705 }\r
706\r
707 uint32_t nt1;\r
708 if (mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, NULL)) {\r
0b4efbde 709 if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Auth1 error");\r
de77d4ac 710 continue;\r
711 }\r
712\r
713 // nested authentication\r
714 uint16_t len = mifare_sendcmd_short(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, par_enc, NULL);\r
715 if (len != 4) {\r
0b4efbde 716 if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Auth2 error len=%d", len);\r
de77d4ac 717 continue;\r
718 }\r
7906cb41 719\r
d1f9ec06 720 // send an incomplete dummy response in order to trigger the card's authentication failure timeout\r
721 uint8_t dummy_answer[1] = {0};\r
722 ReaderTransmit(dummy_answer, 1, NULL);\r
7906cb41 723\r
d1f9ec06 724 timeout = GetCountSspClk() + HARDNESTED_AUTHENTICATION_TIMEOUT;\r
0b4efbde 725\r
de77d4ac 726 num_nonces++;\r
727 if (num_nonces % 2) {\r
728 memcpy(buf+i, receivedAnswer, 4);\r
729 nt_par_enc = par_enc[0] & 0xf0;\r
730 } else {\r
731 nt_par_enc |= par_enc[0] >> 4;\r
732 memcpy(buf+i+4, receivedAnswer, 4);\r
733 memcpy(buf+i+8, &nt_par_enc, 1);\r
734 i += 9;\r
735 }\r
736\r
d1f9ec06 737 // wait for the card to become ready again\r
738 while(GetCountSspClk() < timeout);\r
739\r
de77d4ac 740 }\r
741\r
742 LED_C_OFF();\r
7906cb41 743\r
de77d4ac 744 crypto1_destroy(pcs);\r
7906cb41 745\r
de77d4ac 746 LED_B_ON();\r
747 cmd_send(CMD_ACK, isOK, cuid, num_nonces, buf, sizeof(buf));\r
748 LED_B_OFF();\r
749\r
0b4efbde 750 if (MF_DBGLEVEL >= 3) DbpString("AcquireEncryptedNonces finished");\r
de77d4ac 751\r
752 if (field_off) {\r
753 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
754 LEDsoff();\r
755 }\r
756}\r
757\r
758\r
8556b852 759//-----------------------------------------------------------------------------\r
7906cb41
F
760// MIFARE nested authentication.\r
761//\r
8556b852 762//-----------------------------------------------------------------------------\r
9492e0b0 763void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *datain)\r
8556b852
M
764{\r
765 // params\r
9492e0b0 766 uint8_t blockNo = arg0 & 0xff;\r
767 uint8_t keyType = (arg0 >> 8) & 0xff;\r
768 uint8_t targetBlockNo = arg1 & 0xff;\r
769 uint8_t targetKeyType = (arg1 >> 8) & 0xff;\r
8556b852
M
770 uint64_t ui64Key = 0;\r
771\r
772 ui64Key = bytes_to_num(datain, 6);\r
7906cb41 773\r
8556b852 774 // variables\r
9492e0b0 775 uint16_t rtr, i, j, len;\r
776 uint16_t davg;\r
777 static uint16_t dmin, dmax;\r
1c611bbd 778 uint8_t uid[10];\r
6a1f2d82 779 uint32_t cuid, nt1, nt2, nttmp, nttest, ks1;\r
780 uint8_t par[1];\r
9492e0b0 781 uint32_t target_nt[2], target_ks[2];\r
7906cb41 782\r
8556b852 783 uint8_t par_array[4];\r
9492e0b0 784 uint16_t ncount = 0;\r
8556b852
M
785 struct Crypto1State mpcs = {0, 0};\r
786 struct Crypto1State *pcs;\r
787 pcs = &mpcs;\r
f71f4deb 788 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
8556b852 789\r
9492e0b0 790 uint32_t auth1_time, auth2_time;\r
791 static uint16_t delta_time;\r
792\r
09ffd16e 793 LED_A_ON();\r
794 LED_C_OFF();\r
795 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
796\r
f71f4deb 797 // free eventually allocated BigBuf memory\r
798 BigBuf_free();\r
09ffd16e 799\r
5330f532 800 if (calibrate) clear_trace();\r
801 set_tracing(true);\r
7906cb41 802\r
9492e0b0 803 // statistics on nonce distance\r
dc8ba239 804 int16_t isOK = 0;\r
805 #define NESTED_MAX_TRIES 12\r
806 uint16_t unsuccessfull_tries = 0;\r
0b4efbde 807 if (calibrate) { // for first call only. Otherwise reuse previous calibration\r
9492e0b0 808 LED_B_ON();\r
3fe4ff4f 809 WDT_HIT();\r
8556b852 810\r
9492e0b0 811 davg = dmax = 0;\r
812 dmin = 2000;\r
813 delta_time = 0;\r
7906cb41 814\r
9492e0b0 815 for (rtr = 0; rtr < 17; rtr++) {\r
8556b852 816\r
dc8ba239 817 // Test if the action was cancelled\r
818 if(BUTTON_PRESS()) {\r
819 isOK = -2;\r
820 break;\r
821 }\r
822\r
9492e0b0 823 // prepare next select. No need to power down the card.\r
824 if(mifare_classic_halt(pcs, cuid)) {\r
0b4efbde 825 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error");\r
9492e0b0 826 rtr--;\r
827 continue;\r
828 }\r
829\r
c04a4b60 830 if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r
0b4efbde 831 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card");\r
9492e0b0 832 rtr--;\r
833 continue;\r
834 };\r
835\r
836 auth1_time = 0;\r
837 if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time)) {\r
0b4efbde 838 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error");\r
9492e0b0 839 rtr--;\r
840 continue;\r
841 };\r
842\r
843 if (delta_time) {\r
844 auth2_time = auth1_time + delta_time;\r
845 } else {\r
846 auth2_time = 0;\r
847 }\r
848 if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_NESTED, &nt2, &auth2_time)) {\r
0b4efbde 849 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error");\r
9492e0b0 850 rtr--;\r
851 continue;\r
852 };\r
853\r
0b4efbde 854 nttmp = prng_successor(nt1, 100); //NXP Mifare is typical around 840,but for some unlicensed/compatible mifare card this can be 160\r
b19bd5d6 855 for (i = 101; i < 1200; i++) {\r
9492e0b0 856 nttmp = prng_successor(nttmp, 1);\r
857 if (nttmp == nt2) break;\r
858 }\r
859\r
860 if (i != 1200) {\r
861 if (rtr != 0) {\r
862 davg += i;\r
863 dmin = MIN(dmin, i);\r
864 dmax = MAX(dmax, i);\r
865 }\r
866 else {\r
867 delta_time = auth2_time - auth1_time + 32; // allow some slack for proper timing\r
868 }\r
869 if (MF_DBGLEVEL >= 3) Dbprintf("Nested: calibrating... ntdist=%d", i);\r
dc8ba239 870 } else {\r
871 unsuccessfull_tries++;\r
0b4efbde 872 if (unsuccessfull_tries > NESTED_MAX_TRIES) { // card isn't vulnerable to nested attack (random numbers are not predictable)\r
dc8ba239 873 isOK = -3;\r
874 }\r
9492e0b0 875 }\r
8556b852 876 }\r
8556b852 877\r
9492e0b0 878 davg = (davg + (rtr - 1)/2) / (rtr - 1);\r
7906cb41 879\r
dc8ba239 880 if (MF_DBGLEVEL >= 3) Dbprintf("rtr=%d isOK=%d min=%d max=%d avg=%d, delta_time=%d", rtr, isOK, dmin, dmax, davg, delta_time);\r
8556b852 881\r
9492e0b0 882 dmin = davg - 2;\r
883 dmax = davg + 2;\r
7906cb41 884\r
9492e0b0 885 LED_B_OFF();\r
7906cb41 886\r
9492e0b0 887 }\r
7906cb41
F
888 // -------------------------------------------------------------------------------------------------\r
889\r
8556b852
M
890 LED_C_ON();\r
891\r
892 // get crypted nonces for target sector\r
dc8ba239 893 for(i=0; i < 2 && !isOK; i++) { // look for exactly two different nonces\r
8556b852 894\r
9492e0b0 895 target_nt[i] = 0;\r
896 while(target_nt[i] == 0) { // continue until we have an unambiguous nonce\r
7906cb41 897\r
9492e0b0 898 // prepare next select. No need to power down the card.\r
899 if(mifare_classic_halt(pcs, cuid)) {\r
0b4efbde 900 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error");\r
9492e0b0 901 continue;\r
902 }\r
8556b852 903\r
c04a4b60 904 if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r
0b4efbde 905 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card");\r
9492e0b0 906 continue;\r
907 };\r
7906cb41 908\r
9492e0b0 909 auth1_time = 0;\r
910 if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time)) {\r
0b4efbde 911 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error");\r
9492e0b0 912 continue;\r
913 };\r
8556b852 914\r
9492e0b0 915 // nested authentication\r
916 auth2_time = auth1_time + delta_time;\r
e35031d2 917 len = mifare_sendcmd_short(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, par, &auth2_time);\r
9492e0b0 918 if (len != 4) {\r
0b4efbde 919 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error len=%d", len);\r
9492e0b0 920 continue;\r
921 };\r
7906cb41
F
922\r
923 nt2 = bytes_to_num(receivedAnswer, 4);\r
6a1f2d82 924 if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: Testing nt1=%08x nt2enc=%08x nt2par=%02x", i+1, nt1, nt2, par[0]);\r
7906cb41 925\r
9492e0b0 926 // Parity validity check\r
927 for (j = 0; j < 4; j++) {\r
1f065e1d 928 par_array[j] = (oddparity8(receivedAnswer[j]) != ((par[0] >> (7-j)) & 0x01));\r
9492e0b0 929 }\r
7906cb41 930\r
9492e0b0 931 ncount = 0;\r
932 nttest = prng_successor(nt1, dmin - 1);\r
933 for (j = dmin; j < dmax + 1; j++) {\r
934 nttest = prng_successor(nttest, 1);\r
935 ks1 = nt2 ^ nttest;\r
936\r
937 if (valid_nonce(nttest, nt2, ks1, par_array)){\r
0b4efbde 938 if (ncount > 0) { // we are only interested in disambiguous nonces, try again\r
9492e0b0 939 if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (ambigous), ntdist=%d", i+1, j);\r
940 target_nt[i] = 0;\r
941 break;\r
942 }\r
943 target_nt[i] = nttest;\r
944 target_ks[i] = ks1;\r
945 ncount++;\r
946 if (i == 1 && target_nt[1] == target_nt[0]) { // we need two different nonces\r
947 target_nt[i] = 0;\r
948 if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#2: dismissed (= nonce#1), ntdist=%d", j);\r
8556b852
M
949 break;\r
950 }\r
9492e0b0 951 if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: valid, ntdist=%d", i+1, j);\r
8556b852 952 }\r
8556b852 953 }\r
9492e0b0 954 if (target_nt[i] == 0 && j == dmax+1 && MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (all invalid)", i+1);\r
8556b852
M
955 }\r
956 }\r
957\r
958 LED_C_OFF();\r
7906cb41 959\r
8556b852
M
960 // ----------------------------- crypto1 destroy\r
961 crypto1_destroy(pcs);\r
7906cb41 962\r
9492e0b0 963 byte_t buf[4 + 4 * 4];\r
964 memcpy(buf, &cuid, 4);\r
965 memcpy(buf+4, &target_nt[0], 4);\r
966 memcpy(buf+8, &target_ks[0], 4);\r
967 memcpy(buf+12, &target_nt[1], 4);\r
968 memcpy(buf+16, &target_ks[1], 4);\r
7906cb41 969\r
8556b852 970 LED_B_ON();\r
dc8ba239 971 cmd_send(CMD_ACK, isOK, 0, targetBlockNo + (targetKeyType * 0x100), buf, sizeof(buf));\r
6e82300d 972 LED_B_OFF();\r
8556b852 973\r
0b4efbde 974 if (MF_DBGLEVEL >= 3) DbpString("NESTED FINISHED");\r
8556b852 975\r
8556b852
M
976 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
977 LEDsoff();\r
8556b852
M
978}\r
979\r
980//-----------------------------------------------------------------------------\r
7906cb41
F
981// MIFARE check keys. key count up to 85.\r
982//\r
8556b852 983//-----------------------------------------------------------------------------\r
275d9e61 984void MifareChkKeys(uint16_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain)\r
8556b852 985{\r
5330f532 986 uint8_t blockNo = arg0 & 0xff;\r
987 uint8_t keyType = (arg0 >> 8) & 0xff;\r
275d9e61
OM
988 bool clearTrace = arg1 & 0x01;\r
989 bool multisectorCheck = arg1 & 0x02;\r
990 uint8_t set14aTimeout = (arg1 >> 8) & 0xff;\r
8556b852 991 uint8_t keyCount = arg2;\r
7906cb41 992\r
f98702ba 993 LED_A_ON();\r
994\r
8556b852 995 // clear debug level\r
7906cb41 996 int OLD_MF_DBGLEVEL = MF_DBGLEVEL;\r
8556b852 997 MF_DBGLEVEL = MF_DBG_NONE;\r
7906cb41 998\r
09ffd16e 999 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
1000\r
f98702ba 1001 if (clearTrace) {\r
1002 clear_trace();\r
1003 }\r
de77d4ac 1004 set_tracing(true);\r
8556b852 1005\r
275d9e61
OM
1006 if (set14aTimeout){\r
1007 iso14a_set_timeout(set14aTimeout * 10); // timeout: ms = x/106 35-minimum, 50-OK 106-recommended 500-safe\r
1008 }\r
0b4efbde 1009\r
275d9e61
OM
1010 if (multisectorCheck) {\r
1011 TKeyIndex keyIndex = {{0}};\r
1012 uint8_t sectorCnt = blockNo;\r
1013 int res = MifareMultisectorChk(datain, keyCount, sectorCnt, keyType, OLD_MF_DBGLEVEL, &keyIndex);\r
de77d4ac 1014\r
275d9e61
OM
1015 if (res >= 0) {\r
1016 cmd_send(CMD_ACK, 1, 0, 0, keyIndex, 80);\r
1017 } else {\r
1018 cmd_send(CMD_ACK, 0, 0, 0, NULL, 0);\r
9492e0b0 1019 }\r
275d9e61
OM
1020 } else { \r
1021 int res = MifareChkBlockKeys(datain, keyCount, blockNo, keyType, OLD_MF_DBGLEVEL);\r
1022 \r
275d9e61
OM
1023 if (res > 0) {\r
1024 cmd_send(CMD_ACK, 1, 0, 0, datain + (res - 1) * 6, 6);\r
1025 } else {\r
1026 cmd_send(CMD_ACK, 0, 0, 0, NULL, 0);\r
de77d4ac 1027 }\r
8556b852 1028 }\r
7906cb41 1029\r
8556b852 1030 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
f98702ba 1031 LED_D_OFF();\r
8556b852
M
1032\r
1033 // restore debug level\r
7906cb41 1034 MF_DBGLEVEL = OLD_MF_DBGLEVEL;\r
f98702ba 1035 \r
1036 LED_A_OFF();\r
8556b852
M
1037}\r
1038\r
0b4efbde 1039\r
1040//-----------------------------------------------------------------------------\r
1041// MIFARE Personalize UID. Only for Mifare Classic EV1 7Byte UID\r
1042//-----------------------------------------------------------------------------\r
1043void MifarePersonalizeUID(uint8_t keyType, uint8_t perso_option, uint8_t *data) {\r
1044\r
1045 uint8_t uid[10];\r
1046 uint32_t cuid;\r
1047 struct Crypto1State mpcs = {0, 0};\r
1048 struct Crypto1State *pcs;\r
1049 pcs = &mpcs;\r
1050\r
1051 LED_A_ON();\r
1052 clear_trace();\r
1053\r
1054 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
1055\r
1056 bool isOK = false;\r
1057 while (true) {\r
1058 if (!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r
1059 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
1060 break;\r
1061 }\r
1062\r
1063 uint8_t block_number = 0;\r
1064 uint64_t key = bytes_to_num(data, 6);\r
1065 if (mifare_classic_auth(pcs, cuid, block_number, keyType, key, AUTH_FIRST)) {\r
1066 if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r
1067 break;\r
1068 }\r
1069\r
1070 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
1071 uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
1072 int len = mifare_sendcmd_short(pcs, true, MIFARE_EV1_PERSONAL_UID, perso_option, receivedAnswer, receivedAnswerPar, NULL);\r
1073 if (len != 1 || receivedAnswer[0] != CARD_ACK) {\r
1074 if (MF_DBGLEVEL >= 1) Dbprintf("Cmd Error: %02x", receivedAnswer[0]);\r
1075 break;;\r
1076 }\r
1077 isOK = true;\r
1078 break;\r
1079 }\r
1080\r
1081 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1082 LED_D_OFF();\r
1083\r
1084 crypto1_destroy(pcs);\r
1085\r
1086 if (MF_DBGLEVEL >= 2) DbpString("PERSONALIZE UID FINISHED");\r
1087\r
1088 cmd_send(CMD_ACK, isOK, 0, 0, NULL, 0);\r
1089\r
1090 LED_A_OFF();\r
1091}\r
1092\r
8556b852
M
1093//-----------------------------------------------------------------------------\r
1094// MIFARE commands set debug level\r
7906cb41 1095//\r
8556b852
M
1096//-----------------------------------------------------------------------------\r
1097void MifareSetDbgLvl(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
1098 MF_DBGLEVEL = arg0;\r
1099 Dbprintf("Debug level: %d", MF_DBGLEVEL);\r
1100}\r
1101\r
1102//-----------------------------------------------------------------------------\r
1103// Work with emulator memory\r
7906cb41 1104//\r
09ffd16e 1105// Note: we call FpgaDownloadAndGo(FPGA_BITSTREAM_HF) here although FPGA is not\r
1106// involved in dealing with emulator memory. But if it is called later, it might\r
1107// destroy the Emulator Memory.\r
8556b852 1108//-----------------------------------------------------------------------------\r
09ffd16e 1109\r
8556b852 1110void MifareEMemClr(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
09ffd16e 1111 FpgaDownloadAndGo(FPGA_BITSTREAM_HF);\r
8556b852
M
1112 emlClearMem();\r
1113}\r
1114\r
1115void MifareEMemSet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
09ffd16e 1116 FpgaDownloadAndGo(FPGA_BITSTREAM_HF);\r
8556b852
M
1117 emlSetMem(datain, arg0, arg1); // data, block num, blocks count\r
1118}\r
1119\r
1120void MifareEMemGet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
09ffd16e 1121 FpgaDownloadAndGo(FPGA_BITSTREAM_HF);\r
3fe4ff4f 1122 byte_t buf[USB_CMD_DATA_SIZE];\r
baeaf579 1123 emlGetMem(buf, arg0, arg1); // data, block num, blocks count (max 4)\r
8556b852
M
1124\r
1125 LED_B_ON();\r
3fe4ff4f 1126 cmd_send(CMD_ACK,arg0,arg1,0,buf,USB_CMD_DATA_SIZE);\r
8556b852
M
1127 LED_B_OFF();\r
1128}\r
1129\r
1130//-----------------------------------------------------------------------------\r
1131// Load a card into the emulator memory\r
7906cb41 1132//\r
8556b852
M
1133//-----------------------------------------------------------------------------\r
1134void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
baeaf579 1135 uint8_t numSectors = arg0;\r
8556b852
M
1136 uint8_t keyType = arg1;\r
1137 uint64_t ui64Key = 0;\r
1138 uint32_t cuid;\r
1139 struct Crypto1State mpcs = {0, 0};\r
1140 struct Crypto1State *pcs;\r
1141 pcs = &mpcs;\r
1142\r
1143 // variables\r
1144 byte_t dataoutbuf[16];\r
ab8b654e 1145 byte_t dataoutbuf2[16];\r
1c611bbd 1146 uint8_t uid[10];\r
8556b852 1147\r
8556b852
M
1148 LED_A_ON();\r
1149 LED_B_OFF();\r
1150 LED_C_OFF();\r
09ffd16e 1151 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
7906cb41 1152\r
09ffd16e 1153 clear_trace();\r
1154 set_tracing(false);\r
7906cb41 1155\r
baeaf579 1156 bool isOK = true;\r
1157\r
c04a4b60 1158 if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r
baeaf579 1159 isOK = false;\r
0b4efbde 1160 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
baeaf579 1161 }\r
7906cb41 1162\r
baeaf579 1163 for (uint8_t sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) {\r
1164 ui64Key = emlGetKey(sectorNo, keyType);\r
1165 if (sectorNo == 0){\r
1166 if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_FIRST)) {\r
1167 isOK = false;\r
0b4efbde 1168 if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%2d]. Auth error", sectorNo);\r
8556b852 1169 break;\r
baeaf579 1170 }\r
1171 } else {\r
1172 if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_NESTED)) {\r
1173 isOK = false;\r
0b4efbde 1174 if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%2d]. Auth nested error", sectorNo);\r
8556b852 1175 break;\r
baeaf579 1176 }\r
1177 }\r
7906cb41 1178\r
baeaf579 1179 for (uint8_t blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {\r
1180 if(isOK && mifare_classic_readblock(pcs, cuid, FirstBlockOfSector(sectorNo) + blockNo, dataoutbuf)) {\r
1181 isOK = false;\r
0b4efbde 1182 if (MF_DBGLEVEL >= 1) Dbprintf("Error reading sector %2d block %2d", sectorNo, blockNo);\r
ab8b654e
M
1183 break;\r
1184 };\r
baeaf579 1185 if (isOK) {\r
1186 if (blockNo < NumBlocksPerSector(sectorNo) - 1) {\r
1187 emlSetMem(dataoutbuf, FirstBlockOfSector(sectorNo) + blockNo, 1);\r
0b4efbde 1188 } else { // sector trailer, keep the keys, set only the AC\r
baeaf579 1189 emlGetMem(dataoutbuf2, FirstBlockOfSector(sectorNo) + blockNo, 1);\r
1190 memcpy(&dataoutbuf2[6], &dataoutbuf[6], 4);\r
1191 emlSetMem(dataoutbuf2, FirstBlockOfSector(sectorNo) + blockNo, 1);\r
1192 }\r
1193 }\r
8556b852
M
1194 }\r
1195\r
baeaf579 1196 }\r
1197\r
1198 if(mifare_classic_halt(pcs, cuid)) {\r
0b4efbde 1199 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
baeaf579 1200 };\r
8556b852
M
1201\r
1202 // ----------------------------- crypto1 destroy\r
1203 crypto1_destroy(pcs);\r
ab8b654e
M
1204\r
1205 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1206 LEDsoff();\r
7906cb41 1207\r
8556b852
M
1208 if (MF_DBGLEVEL >= 2) DbpString("EMUL FILL SECTORS FINISHED");\r
1209\r
8556b852
M
1210}\r
1211\r
0675f200
M
1212\r
1213//-----------------------------------------------------------------------------\r
1214// Work with "magic Chinese" card (email him: ouyangweidaxian@live.cn)\r
7906cb41 1215//\r
0675f200 1216//-----------------------------------------------------------------------------\r
3a05a1e7
OM
1217\r
1218static bool isBlockTrailer(int blockN) {\r
1219 if (blockN >= 0 && blockN < 128) {\r
1220 return ((blockN & 0x03) == 0x03);\r
1221 }\r
1222 if (blockN >= 128 && blockN <= 256) {\r
1223 return ((blockN & 0x0F) == 0x0F);\r
1224 }\r
44964fd1 1225 return false;\r
3a05a1e7
OM
1226}\r
1227\r
1228void MifareCWipe(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
1229 // var\r
1230 byte_t isOK = 0;\r
1231 uint32_t numBlocks = arg0;\r
1232 // cmdParams:\r
1233 // bit 0 - wipe gen1a\r
1234 // bit 1 - fill card with default data\r
1235 // bit 2 - gen1a = 0, gen1b = 1\r
1236 uint8_t cmdParams = arg1;\r
1237 bool needWipe = cmdParams & 0x01;\r
1238 bool needFill = cmdParams & 0x02;\r
1239 bool gen1b = cmdParams & 0x04;\r
0b4efbde 1240\r
3a05a1e7
OM
1241 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
1242 uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
0b4efbde 1243\r
3a05a1e7
OM
1244 uint8_t block0[16] = {0x01, 0x02, 0x03, 0x04, 0x04, 0x08, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xBE, 0xAF};\r
1245 uint8_t block1[16] = {0x00};\r
1246 uint8_t blockK[16] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x08, 0x77, 0x8F, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};\r
1247 uint8_t d_block[18] = {0x00};\r
0b4efbde 1248\r
3a05a1e7
OM
1249 // card commands\r
1250 uint8_t wupC1[] = { 0x40 };\r
1251 uint8_t wupC2[] = { 0x43 };\r
1252 uint8_t wipeC[] = { 0x41 };\r
0b4efbde 1253\r
3a05a1e7
OM
1254 // iso14443 setup\r
1255 LED_A_ON();\r
1256 LED_B_OFF();\r
1257 LED_C_OFF();\r
1258 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
1259\r
1260 // tracing\r
1261 clear_trace();\r
1262 set_tracing(true);\r
0b4efbde 1263\r
3a05a1e7
OM
1264 while (true){\r
1265 // wipe\r
1266 if (needWipe){\r
1267 ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
0b4efbde 1268 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r
1269 if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r
3a05a1e7
OM
1270 break;\r
1271 };\r
1272\r
1273 ReaderTransmit(wipeC, sizeof(wipeC), NULL);\r
0b4efbde 1274 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r
1275 if (MF_DBGLEVEL >= 1) Dbprintf("wipeC error");\r
3a05a1e7
OM
1276 break;\r
1277 };\r
1278\r
1279 if(mifare_classic_halt(NULL, 0)) {\r
0b4efbde 1280 if (MF_DBGLEVEL > 2) Dbprintf("Halt error");\r
3a05a1e7
OM
1281 };\r
1282 };\r
0b4efbde 1283\r
3a05a1e7
OM
1284 // put default data\r
1285 if (needFill){\r
1286 // select commands\r
1287 ReaderTransmitBitsPar(wupC1, 7, 0, NULL);\r
1288\r
0b4efbde 1289 // gen1b magic tag : do no issue wupC2 and don't expect CARD_ACK response after SELECT_UID (after getting UID from chip in 'hf mf csetuid' command)\r
1290 if (!gen1b) {\r
3a05a1e7 1291\r
0b4efbde 1292 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r
1293 if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r
3a05a1e7
OM
1294 break;\r
1295 };\r
1296\r
1297 ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
0b4efbde 1298 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r
1299 if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");\r
3a05a1e7
OM
1300 break;\r
1301 };\r
1302 }\r
1303\r
1304 // send blocks command\r
1305 for (int blockNo = 0; blockNo < numBlocks; blockNo++) {\r
0b4efbde 1306 if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 1) || (receivedAnswer[0] != CARD_ACK)) {\r
1307 if (MF_DBGLEVEL >= 1) Dbprintf("write block send command error");\r
3a05a1e7
OM
1308 break;\r
1309 };\r
0b4efbde 1310\r
3a05a1e7
OM
1311 // check type of block and add crc\r
1312 if (!isBlockTrailer(blockNo)){\r
1313 memcpy(d_block, block1, 16);\r
1314 } else {\r
1315 memcpy(d_block, blockK, 16);\r
1316 }\r
1317 if (blockNo == 0) {\r
1318 memcpy(d_block, block0, 16);\r
1319 }\r
1320 AppendCrc14443a(d_block, 16);\r
1321\r
1322 // send write command\r
1323 ReaderTransmit(d_block, sizeof(d_block), NULL);\r
0b4efbde 1324 if ((ReaderReceive(receivedAnswer, receivedAnswerPar) != 1) || (receivedAnswer[0] != CARD_ACK)) {\r
1325 if (MF_DBGLEVEL >= 1) Dbprintf("write block send data error");\r
3a05a1e7
OM
1326 break;\r
1327 };\r
1328 }\r
0b4efbde 1329\r
3a05a1e7 1330 // halt\r
0b4efbde 1331 // do no issue halt command for gen1b\r
3a05a1e7
OM
1332 if (!gen1b) {\r
1333 if (mifare_classic_halt(NULL, 0)) {\r
0b4efbde 1334 if (MF_DBGLEVEL > 2) Dbprintf("Halt error");\r
3a05a1e7
OM
1335 break;\r
1336 }\r
1337 }\r
1338 }\r
1339 break;\r
0b4efbde 1340 }\r
3a05a1e7
OM
1341\r
1342 // send USB response\r
1343 LED_B_ON();\r
1344 cmd_send(CMD_ACK,isOK,0,0,NULL,0);\r
1345 LED_B_OFF();\r
0b4efbde 1346\r
3a05a1e7
OM
1347 // reset fpga\r
1348 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1349 LEDsoff();\r
0b4efbde 1350\r
3a05a1e7
OM
1351 return;\r
1352}\r
1353\r
0675f200 1354void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
7906cb41 1355\r
0675f200
M
1356 // params\r
1357 uint8_t needWipe = arg0;\r
208a0166
M
1358 // bit 0 - need get UID\r
1359 // bit 1 - need wupC\r
1360 // bit 2 - need HALT after sequence\r
1361 // bit 3 - need init FPGA and field before sequence\r
1362 // bit 4 - need reset FPGA and LED\r
7906cb41 1363 // bit 6 - gen1b backdoor type\r
208a0166 1364 uint8_t workFlags = arg1;\r
0675f200 1365 uint8_t blockNo = arg2;\r
7906cb41 1366\r
0675f200 1367 // card commands\r
7906cb41
F
1368 uint8_t wupC1[] = { 0x40 };\r
1369 uint8_t wupC2[] = { 0x43 };\r
1370 uint8_t wipeC[] = { 0x41 };\r
1371\r
0675f200
M
1372 // variables\r
1373 byte_t isOK = 0;\r
3fe4ff4f 1374 uint8_t uid[10] = {0x00};\r
1375 uint8_t d_block[18] = {0x00};\r
0675f200 1376 uint32_t cuid;\r
7906cb41 1377\r
f71f4deb 1378 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
1379 uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
6a1f2d82 1380\r
3fe4ff4f 1381 // reset FPGA and LED\r
208a0166 1382 if (workFlags & 0x08) {\r
208a0166
M
1383 LED_A_ON();\r
1384 LED_B_OFF();\r
1385 LED_C_OFF();\r
09ffd16e 1386 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
7906cb41 1387\r
3000dc4e 1388 clear_trace();\r
de77d4ac 1389 set_tracing(true);\r
208a0166 1390 }\r
0675f200
M
1391\r
1392 while (true) {\r
3fe4ff4f 1393\r
0675f200 1394 // get UID from chip\r
208a0166 1395 if (workFlags & 0x01) {\r
c04a4b60 1396 if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r
0b4efbde 1397 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
3a05a1e7
OM
1398 // Continue, if we set wrong UID or wrong UID checksum or some ATQA or SAK we will can't select card. But we need to write block 0 to make card work.\r
1399 //break;\r
7906cb41 1400 };\r
0675f200 1401\r
7906cb41 1402 if(mifare_classic_halt(NULL, cuid)) {\r
0b4efbde 1403 if (MF_DBGLEVEL > 2) Dbprintf("Halt error");\r
7906cb41 1404 // Continue, some magic tags misbehavies and send an answer to it.\r
3a05a1e7 1405 // break;\r
7906cb41 1406 };\r
0675f200 1407 };\r
7906cb41 1408\r
0675f200 1409 // reset chip\r
7906cb41
F
1410 // Wipe command don't work with gen1b\r
1411 if (needWipe && !(workFlags & 0x40)){\r
6a1f2d82 1412 ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
0b4efbde 1413 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r
1414 if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r
0675f200
M
1415 break;\r
1416 };\r
1417\r
9492e0b0 1418 ReaderTransmit(wipeC, sizeof(wipeC), NULL);\r
0b4efbde 1419 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r
1420 if (MF_DBGLEVEL >= 1) Dbprintf("wipeC error");\r
0675f200
M
1421 break;\r
1422 };\r
1423\r
3a05a1e7 1424 if(mifare_classic_halt(NULL, 0)) {\r
0b4efbde 1425 if (MF_DBGLEVEL > 2) Dbprintf("Halt error");\r
7906cb41 1426 // Continue, some magic tags misbehavies and send an answer to it.\r
0b4efbde 1427 // break;\r
0675f200 1428 };\r
7906cb41 1429 };\r
0675f200 1430\r
545a1f38 1431 // write block\r
208a0166 1432 if (workFlags & 0x02) {\r
6a1f2d82 1433 ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
0675f200 1434\r
0b4efbde 1435 // gen1b magic tag : do no issue wupC2 and don't expect CARD_ACK response after SELECT_UID (after getting UID from chip in 'hf mf csetuid' command)\r
7906cb41
F
1436 if (!(workFlags & 0x40)) {\r
1437\r
0b4efbde 1438 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r
1439 if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r
7906cb41
F
1440 break;\r
1441 };\r
1442\r
1443 ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
0b4efbde 1444 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r
1445 if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");\r
7906cb41
F
1446 break;\r
1447 };\r
1448 }\r
208a0166 1449 }\r
0675f200 1450\r
0b4efbde 1451 if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 1) || (receivedAnswer[0] != CARD_ACK)) {\r
1452 if (MF_DBGLEVEL >= 1) Dbprintf("write block send command error");\r
0675f200
M
1453 break;\r
1454 };\r
7906cb41 1455\r
0675f200
M
1456 memcpy(d_block, datain, 16);\r
1457 AppendCrc14443a(d_block, 16);\r
7906cb41 1458\r
9492e0b0 1459 ReaderTransmit(d_block, sizeof(d_block), NULL);\r
0b4efbde 1460 if ((ReaderReceive(receivedAnswer, receivedAnswerPar) != 1) || (receivedAnswer[0] != CARD_ACK)) {\r
1461 if (MF_DBGLEVEL >= 1) Dbprintf("write block send data error");\r
0675f200 1462 break;\r
7906cb41
F
1463 };\r
1464\r
208a0166 1465 if (workFlags & 0x04) {\r
7906cb41
F
1466 // do no issue halt command for gen1b magic tag (#db# halt error. response len: 1)\r
1467 if (!(workFlags & 0x40)) {\r
3a05a1e7 1468 if (mifare_classic_halt(NULL, 0)) {\r
0b4efbde 1469 if (MF_DBGLEVEL > 2) Dbprintf("Halt error");\r
7906cb41
F
1470 // Continue, some magic tags misbehavies and send an answer to it.\r
1471 // break;\r
1472 }\r
1473 }\r
208a0166 1474 }\r
7906cb41 1475\r
0675f200
M
1476 isOK = 1;\r
1477 break;\r
1478 }\r
7906cb41 1479\r
0675f200 1480 LED_B_ON();\r
baeaf579 1481 cmd_send(CMD_ACK,isOK,0,0,uid,4);\r
0675f200
M
1482 LED_B_OFF();\r
1483\r
545a1f38 1484 if ((workFlags & 0x10) || (!isOK)) {\r
208a0166
M
1485 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1486 LEDsoff();\r
1487 }\r
0675f200 1488}\r
545a1f38 1489\r
baeaf579 1490\r
545a1f38 1491void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
7906cb41
F
1492\r
1493 // params\r
545a1f38
M
1494 // bit 1 - need wupC\r
1495 // bit 2 - need HALT after sequence\r
1496 // bit 3 - need init FPGA and field before sequence\r
1497 // bit 4 - need reset FPGA and LED\r
c89274cc 1498 // bit 5 - need to set datain instead of issuing USB reply (called via ARM for StandAloneMode14a)\r
7906cb41 1499 // bit 6 - gen1b backdoor type\r
545a1f38
M
1500 uint8_t workFlags = arg0;\r
1501 uint8_t blockNo = arg2;\r
7906cb41 1502\r
545a1f38 1503 // card commands\r
7906cb41
F
1504 uint8_t wupC1[] = { 0x40 };\r
1505 uint8_t wupC2[] = { 0x43 };\r
1506\r
545a1f38
M
1507 // variables\r
1508 byte_t isOK = 0;\r
3fe4ff4f 1509 uint8_t data[18] = {0x00};\r
545a1f38 1510 uint32_t cuid = 0;\r
7906cb41 1511\r
f71f4deb 1512 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
1513 uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
7906cb41 1514\r
545a1f38 1515 if (workFlags & 0x08) {\r
545a1f38
M
1516 LED_A_ON();\r
1517 LED_B_OFF();\r
1518 LED_C_OFF();\r
09ffd16e 1519 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
1520\r
3000dc4e 1521 clear_trace();\r
de77d4ac 1522 set_tracing(true);\r
545a1f38
M
1523 }\r
1524\r
1525 while (true) {\r
1526 if (workFlags & 0x02) {\r
7bc95e2e 1527 ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
0b4efbde 1528 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r
1529 if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r
545a1f38 1530 break;\r
7906cb41
F
1531 };\r
1532 // do no issue for gen1b magic tag\r
1533 if (!(workFlags & 0x40)) {\r
9492e0b0 1534 ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
0b4efbde 1535 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r
1536 if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");\r
545a1f38
M
1537 break;\r
1538 };\r
1539 }\r
7906cb41 1540 }\r
545a1f38
M
1541\r
1542 // read block\r
6a1f2d82 1543 if ((mifare_sendcmd_short(NULL, 0, 0x30, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 18)) {\r
0b4efbde 1544 if (MF_DBGLEVEL >= 1) Dbprintf("read block send command error");\r
545a1f38
M
1545 break;\r
1546 };\r
1547 memcpy(data, receivedAnswer, 18);\r
7906cb41 1548\r
545a1f38 1549 if (workFlags & 0x04) {\r
7906cb41
F
1550 // do no issue halt command for gen1b magic tag (#db# halt error. response len: 1)\r
1551 if (!(workFlags & 0x40)) {\r
1552 if (mifare_classic_halt(NULL, cuid)) {\r
0b4efbde 1553 if (MF_DBGLEVEL > 1) Dbprintf("Halt error");\r
7906cb41 1554 // Continue, some magic tags misbehavies and send an answer to it.\r
0b4efbde 1555 // break;\r
7906cb41
F
1556 }\r
1557 }\r
545a1f38 1558 }\r
7906cb41 1559\r
545a1f38
M
1560 isOK = 1;\r
1561 break;\r
1562 }\r
7906cb41 1563\r
545a1f38 1564 LED_B_ON();\r
c89274cc
CY
1565 if (workFlags & 0x20) {\r
1566 if (isOK)\r
1567 memcpy(datain, data, 18);\r
1568 }\r
1569 else\r
1570 cmd_send(CMD_ACK,isOK,0,0,data,18);\r
545a1f38
M
1571 LED_B_OFF();\r
1572\r
1573 if ((workFlags & 0x10) || (!isOK)) {\r
545a1f38
M
1574 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1575 LEDsoff();\r
1576 }\r
1577}\r
1578\r
3fe4ff4f 1579void MifareCIdent(){\r
7906cb41 1580\r
3fe4ff4f 1581 // card commands\r
7906cb41
F
1582 uint8_t wupC1[] = { 0x40 };\r
1583 uint8_t wupC2[] = { 0x43 };\r
1584\r
3fe4ff4f 1585 // variables\r
7906cb41
F
1586 byte_t isOK = 0;\r
1587\r
f71f4deb 1588 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
1589 uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
0b4efbde 1590\r
8bdb6043
OM
1591 LED_A_ON();\r
1592 LED_B_OFF();\r
1593 LED_C_OFF();\r
8bdb6043
OM
1594 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
1595\r
1596 clear_trace();\r
0b4efbde 1597 set_tracing(true);\r
3fe4ff4f 1598\r
1599 ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
0b4efbde 1600 if(ReaderReceive(receivedAnswer, receivedAnswerPar) && (receivedAnswer[0] == CARD_ACK)) {\r
7906cb41 1601 isOK = 2;\r
3fe4ff4f 1602\r
7906cb41 1603 ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
0b4efbde 1604 if(ReaderReceive(receivedAnswer, receivedAnswerPar) && (receivedAnswer[0] == CARD_ACK)) {\r
7906cb41
F
1605 isOK = 1;\r
1606 };\r
3fe4ff4f 1607 };\r
1608\r
7906cb41
F
1609 // From iceman1001: removed the if, since some magic tags misbehavies and send an answer to it.\r
1610 mifare_classic_halt(NULL, 0);\r
0b4efbde 1611\r
8bdb6043 1612 LED_B_ON();\r
3fe4ff4f 1613 cmd_send(CMD_ACK,isOK,0,0,0,0);\r
8bdb6043
OM
1614 LED_B_OFF();\r
1615\r
1616 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
0b4efbde 1617 LEDsoff();\r
3fe4ff4f 1618}\r
1619\r
09ffd16e 1620//\r
3fe4ff4f 1621// DESFIRE\r
1622//\r
a631936e 1623\r
1624void Mifare_DES_Auth1(uint8_t arg0, uint8_t *datain){\r
1625\r
1626 byte_t dataout[11] = {0x00};\r
1627 uint8_t uid[10] = {0x00};\r
1628 uint32_t cuid;\r
7906cb41 1629\r
a631936e 1630 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
09ffd16e 1631 clear_trace();\r
a631936e 1632\r
c04a4b60 1633 int len = iso14443a_select_card(uid, NULL, &cuid, true, 0, true);\r
a631936e 1634 if(!len) {\r
8258f409 1635 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");\r
1636 OnError(1);\r
a631936e 1637 return;\r
1638 };\r
1639\r
1640 if(mifare_desfire_des_auth1(cuid, dataout)){\r
8258f409 1641 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication part1: Fail.");\r
1642 OnError(4);\r
a631936e 1643 return;\r
1644 }\r
1645\r
1646 if (MF_DBGLEVEL >= MF_DBG_EXTENDED) DbpString("AUTH 1 FINISHED");\r
0b4efbde 1647 cmd_send(CMD_ACK,1,cuid,0,dataout, sizeof(dataout));\r
a631936e 1648}\r
1649\r
1650void Mifare_DES_Auth2(uint32_t arg0, uint8_t *datain){\r
1651\r
1652 uint32_t cuid = arg0;\r
1653 uint8_t key[16] = {0x00};\r
1654 byte_t isOK = 0;\r
1655 byte_t dataout[12] = {0x00};\r
7906cb41 1656\r
a631936e 1657 memcpy(key, datain, 16);\r
7906cb41 1658\r
a631936e 1659 isOK = mifare_desfire_des_auth2(cuid, key, dataout);\r
7906cb41 1660\r
a631936e 1661 if( isOK) {\r
7906cb41 1662 if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("Authentication part2: Failed");\r
4973f23d 1663 OnError(4);\r
a631936e 1664 return;\r
1665 }\r
1666\r
4973f23d 1667 if (MF_DBGLEVEL >= MF_DBG_EXTENDED) DbpString("AUTH 2 FINISHED");\r
a631936e 1668\r
1669 cmd_send(CMD_ACK, isOK, 0, 0, dataout, sizeof(dataout));\r
1670 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1671 LEDsoff();\r
3000dc4e 1672}\r
f168b263 1673\r
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