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Iceman1001 s MFU clean up
[proxmark3-svn] / armsrc / mifarecmd.c
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8556b852 1//-----------------------------------------------------------------------------\r
b62a5a84 2// Merlok - June 2011, 2012\r
8556b852
M		 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
M		 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
17#include "apps.h"\r
787b5bd8 18#include "util.h"\r
8556b852 19\r
a631936e 20#include "crc.h"\r
21\r
f168b263 22// the block number for the ISO14443-4 PCB\r
23uint8_t pcb_blocknum = 0;\r
24// Deselect card by sending a s-block. the crc is precalced for speed\r
25static uint8_t deselect_cmd[] = {0xc2,0xe0,0xb4};\r
26\r
27\r
8556b852 28//-----------------------------------------------------------------------------\r
baeaf579 29// Select, Authenticate, Read a MIFARE tag. \r
8556b852
M		 30// read block\r
31//-----------------------------------------------------------------------------\r
32void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
33{\r
34 // params\r
35 uint8_t blockNo = arg0;\r
36 uint8_t keyType = arg1;\r
37 uint64_t ui64Key = 0;\r
38 ui64Key = bytes_to_num(datain, 6);\r
39 \r
40 // variables\r
41 byte_t isOK = 0;\r
42 byte_t dataoutbuf[16];\r
1c611bbd 43 uint8_t uid[10];\r
8556b852
M		 44 uint32_t cuid;\r
45 struct Crypto1State mpcs = {0, 0};\r
46 struct Crypto1State *pcs;\r
47 pcs = &mpcs;\r
48\r
49 // clear trace\r
3000dc4e 50 clear_trace();\r
7bc95e2e 51 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
8556b852
M		 52\r
53 LED_A_ON();\r
54 LED_B_OFF();\r
55 LED_C_OFF();\r
56\r
57 while (true) {\r
58 if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
baeaf579 59 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
8556b852
M		 60 break;\r
61 };\r
62\r
63 if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r
baeaf579 64 if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r
8556b852
M		 65 break;\r
66 };\r
67 \r
68 if(mifare_classic_readblock(pcs, cuid, blockNo, dataoutbuf)) {\r
baeaf579 69 if (MF_DBGLEVEL >= 1) Dbprintf("Read block error");\r
8556b852
M		 70 break;\r
71 };\r
72\r
73 if(mifare_classic_halt(pcs, cuid)) {\r
baeaf579 74 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
8556b852
M		 75 break;\r
76 };\r
77 \r
78 isOK = 1;\r
79 break;\r
80 }\r
81 \r
82 // ----------------------------- crypto1 destroy\r
83 crypto1_destroy(pcs);\r
84 \r
85 if (MF_DBGLEVEL >= 2) DbpString("READ BLOCK FINISHED");\r
86\r
8556b852 87 LED_B_ON();\r
baeaf579 88 cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);\r
8556b852
M		 89 LED_B_OFF();\r
90\r
a631936e 91 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
92 LEDsoff();\r
93}\r
94\r
8258f409 95void MifareUC_Auth(uint8_t arg0, uint8_t *keybytes){\r
a631936e 96\r
8258f409 97 bool turnOffField = (arg0 == 1);\r
a631936e 98\r
f168b263 99 LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r
3000dc4e 100 clear_trace();\r
a631936e 101 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
102\r
8258f409 103 if(!iso14443a_select_card(NULL, NULL, NULL)) {\r
f168b263 104 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");\r
105 OnError(0);\r
a631936e 106 return;\r
107 };\r
108 \r
8258f409 109 if(mifare_ultra_auth(keybytes) == 1){\r
110 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication failed");\r
f168b263 111 OnError(1);\r
a631936e 112 return;\r
113 }\r
8258f409 114 cmd_send(CMD_ACK,1,0,0,0,0);\r
a631936e 115\r
8258f409 116 if (turnOffField) {\r
cceabb79 117 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
118 LEDsoff();\r
119 }\r
7cc204bf 120}\r
121\r
75377d29 122// Arg0 = BlockNo,\r
123// Arg1 = UsePwd bool\r
124// datain = PWD bytes,\r
f168b263 125void MifareUReadBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain)\r
7cc204bf 126{\r
7cc204bf 127 uint8_t blockNo = arg0;\r
787b5bd8 128 byte_t dataout[16] = {0x00};\r
8258f409 129 bool useKey = (arg1 == 1); //UL_C\r
130 bool usePwd = (arg1 == 2); //UL_EV1/NTAG\r
f168b263 131\r
75377d29 132 LEDsoff();\r
133 LED_A_ON();\r
3000dc4e 134 clear_trace();\r
787b5bd8 135 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
f168b263 136\r
8258f409 137 int len = iso14443a_select_card(NULL, NULL, NULL);\r
787b5bd8 138 if(!len) {\r
f168b263 139 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%02X)",len);\r
140 OnError(1);\r
787b5bd8 141 return;\r
f168b263 142 }\r
143\r
8258f409 144 // UL-C authentication\r
145 if ( useKey ) {\r
146 uint8_t key[16] = {0x00};\r
147 memcpy(key, datain, sizeof(key) );\r
f168b263 148\r
8258f409 149 if ( mifare_ultra_auth(key) == 1 ) {\r
f168b263 150 OnError(1);\r
151 return;\r
152 }\r
8258f409 153 }\r
f168b263 154\r
8258f409 155 // UL-EV1 / NTAG authentication\r
156 if ( usePwd ) {\r
157 uint8_t pwd[4] = {0x00};\r
158 memcpy(pwd, datain, 4);\r
159 uint8_t pack[4] = {0,0,0,0};\r
160 if (mifare_ul_ev1_auth(pwd, pack) == 1) {\r
f168b263 161 OnError(1);\r
162 return;\r
163 }\r
8258f409 164 } \r
f168b263 165\r
f168b263 166 if( mifare_ultra_readblock(blockNo, dataout) ) {\r
167 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Read block error");\r
168 OnError(2);\r
787b5bd8 169 return;\r
f168b263 170 }\r
8258f409 171\r
f168b263 172 if( mifare_ultra_halt() ) {\r
173 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Halt error");\r
174 OnError(3);\r
787b5bd8 175 return;\r
f168b263 176 }\r
8258f409 177\r
178 cmd_send(CMD_ACK,1,0,0,dataout,16);\r
7cc204bf 179 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
180 LEDsoff();\r
181}\r
b3125340 182\r
7cc204bf 183//-----------------------------------------------------------------------------\r
baeaf579 184// Select, Authenticate, Read a MIFARE tag. \r
185// read sector (data = 4 x 16 bytes = 64 bytes, or 16 x 16 bytes = 256 bytes)\r
8556b852
M		 186//-----------------------------------------------------------------------------\r
187void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
188{\r
189 // params\r
190 uint8_t sectorNo = arg0;\r
191 uint8_t keyType = arg1;\r
192 uint64_t ui64Key = 0;\r
193 ui64Key = bytes_to_num(datain, 6);\r
194 \r
195 // variables\r
3fe4ff4f 196 byte_t isOK = 0;\r
baeaf579 197 byte_t dataoutbuf[16 * 16];\r
1c611bbd 198 uint8_t uid[10];\r
8556b852
M		 199 uint32_t cuid;\r
200 struct Crypto1State mpcs = {0, 0};\r
201 struct Crypto1State *pcs;\r
202 pcs = &mpcs;\r
203\r
204 // clear trace\r
3000dc4e 205 clear_trace();\r
8556b852 206\r
7bc95e2e 207 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
8556b852
M		 208\r
209 LED_A_ON();\r
210 LED_B_OFF();\r
211 LED_C_OFF();\r
212\r
baeaf579 213 isOK = 1;\r
214 if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
215 isOK = 0;\r
8556b852 216 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
baeaf579 217 }\r
8556b852 218\r
baeaf579 219 \r
220 if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_FIRST)) {\r
221 isOK = 0;\r
8556b852 222 if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r
baeaf579 223 }\r
224 \r
225 for (uint8_t blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {\r
226 if(mifare_classic_readblock(pcs, cuid, FirstBlockOfSector(sectorNo) + blockNo, dataoutbuf + 16 * blockNo)) {\r
227 isOK = 0;\r
228 if (MF_DBGLEVEL >= 1) Dbprintf("Read sector %2d block %2d error", sectorNo, blockNo);\r
8556b852 229 break;\r
baeaf579 230 }\r
231 }\r
8556b852 232 \r
baeaf579 233 if(mifare_classic_halt(pcs, cuid)) {\r
8556b852 234 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
8556b852 235 }\r
baeaf579 236\r
8556b852
M		 237 // ----------------------------- crypto1 destroy\r
238 crypto1_destroy(pcs);\r
239 \r
240 if (MF_DBGLEVEL >= 2) DbpString("READ SECTOR FINISHED");\r
241\r
8556b852 242 LED_B_ON();\r
baeaf579 243 cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16*NumBlocksPerSector(sectorNo));\r
6e82300d 244 LED_B_OFF();\r
8556b852
M		 245\r
246 // Thats it...\r
247 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
248 LEDsoff();\r
7cc204bf 249}\r
250\r
75377d29 251void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain)\r
7cc204bf 252{\r
f168b263 253 // params\r
75377d29 254 uint8_t blockNo = arg0;\r
255 uint16_t blocks = arg1;\r
cceabb79 256 bool useKey = (arg2 == 1); //UL_C\r
257 bool usePwd = (arg2 == 2); //UL_EV1/NTAG\r
75377d29 258 int countblocks = 0;\r
259 uint8_t dataout[176] = {0x00};\r
7cc204bf 260\r
92690507 261 LEDsoff();\r
262 LED_A_ON();\r
3000dc4e 263 clear_trace();\r
787b5bd8 264 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
7cc204bf 265\r
92690507 266 int len = iso14443a_select_card(NULL, NULL, NULL);\r
787b5bd8 267 if (!len) {\r
f168b263 268 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%d)",len);\r
269 OnError(1);\r
787b5bd8 270 return;\r
271 }\r
75377d29 272\r
8258f409 273 // UL-C authentication\r
75377d29 274 if ( useKey ) {\r
275 uint8_t key[16] = {0x00};\r
8258f409 276 memcpy(key, datain, sizeof(key) );\r
75377d29 277\r
8258f409 278 if ( mifare_ultra_auth(key) == 1 ) {\r
75377d29 279 OnError(1);\r
280 return;\r
281 }\r
75377d29 282 }\r
283\r
8258f409 284 // UL-EV1 / NTAG authentication\r
285 if (usePwd) {\r
286 uint8_t pwd[4] = {0x00};\r
287 memcpy(pwd, datain, sizeof(pwd));\r
cceabb79 288 uint8_t pack[4] = {0,0,0,0};\r
289\r
8258f409 290 if (mifare_ul_ev1_auth(pwd, pack) == 1){\r
cceabb79 291 OnError(1);\r
cceabb79 292 return; \r
293 }\r
294 }\r
295\r
75377d29 296 for (int i = 0; i < blocks; i++){\r
297 len = mifare_ultra_readblock(blockNo * 4 + i, dataout + 4 * i);\r
298\r
787b5bd8 299 if (len) {\r
f168b263 300 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Read block %d error",i);\r
301 OnError(2);\r
787b5bd8 302 return;\r
303 } else {\r
75377d29 304 countblocks++;\r
787b5bd8 305 }\r
306 }\r
75377d29 307\r
f168b263 308 len = mifare_ultra_halt();\r
787b5bd8 309 if (len) {\r
f168b263 310 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Halt error");\r
311 OnError(3);\r
787b5bd8 312 return;\r
313 }\r
7cc204bf 314\r
75377d29 315 if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("Blocks read %d", countblocks);\r
316\r
317 len = blocks * 4;\r
7cc204bf 318\r
75377d29 319 cmd_send(CMD_ACK, 1, len, 0, dataout, len); \r
31d1caa5
MHS		 320 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
321 LEDsoff();\r
7cc204bf 322}\r
323\r
7cc204bf 324//-----------------------------------------------------------------------------\r
baeaf579 325// Select, Authenticate, Write a MIFARE tag. \r
7cc204bf 326// read block\r
8556b852
M		 327//-----------------------------------------------------------------------------\r
328void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
329{\r
330 // params\r
331 uint8_t blockNo = arg0;\r
332 uint8_t keyType = arg1;\r
333 uint64_t ui64Key = 0;\r
334 byte_t blockdata[16];\r
335\r
336 ui64Key = bytes_to_num(datain, 6);\r
337 memcpy(blockdata, datain + 10, 16);\r
338 \r
339 // variables\r
340 byte_t isOK = 0;\r
1c611bbd 341 uint8_t uid[10];\r
8556b852
M		 342 uint32_t cuid;\r
343 struct Crypto1State mpcs = {0, 0};\r
344 struct Crypto1State *pcs;\r
345 pcs = &mpcs;\r
346\r
347 // clear trace\r
3000dc4e 348 clear_trace();\r
8556b852 349\r
7bc95e2e 350 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
8556b852
M		 351\r
352 LED_A_ON();\r
353 LED_B_OFF();\r
354 LED_C_OFF();\r
355\r
356 while (true) {\r
357 if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
358 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
359 break;\r
360 };\r
361\r
362 if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r
363 if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r
364 break;\r
365 };\r
366 \r
367 if(mifare_classic_writeblock(pcs, cuid, blockNo, blockdata)) {\r
368 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
369 break;\r
370 };\r
371\r
372 if(mifare_classic_halt(pcs, cuid)) {\r
373 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
374 break;\r
375 };\r
376 \r
377 isOK = 1;\r
378 break;\r
379 }\r
380 \r
381 // ----------------------------- crypto1 destroy\r
382 crypto1_destroy(pcs);\r
383 \r
384 if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r
385\r
8556b852 386 LED_B_ON();\r
9492e0b0 387 cmd_send(CMD_ACK,isOK,0,0,0,0);\r
6e82300d 388 LED_B_OFF();\r
8556b852
M		 389\r
390\r
391 // Thats it...\r
392 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
393 LEDsoff();\r
7cc204bf 394}\r
395\r
396void MifareUWriteBlock(uint8_t arg0, uint8_t *datain)\r
397{\r
f168b263 398 uint8_t blockNo = arg0;\r
787b5bd8 399 byte_t blockdata[16] = {0x00};\r
7cc204bf 400\r
f168b263 401 memcpy(blockdata, datain, 16);\r
402\r
787b5bd8 403 uint8_t uid[10] = {0x00};\r
7cc204bf 404\r
f168b263 405 LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r
7cc204bf 406\r
f168b263 407 clear_trace();\r
408 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
409\r
410 if(!iso14443a_select_card(uid, NULL, NULL)) {\r
411 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
412 OnError(0);\r
413 return;\r
414 };\r
415\r
416 if(mifare_ultra_writeblock(blockNo, blockdata)) {\r
417 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
418 OnError(0);\r
419 return; };\r
420\r
421 if(mifare_ultra_halt()) {\r
422 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
423 OnError(0);\r
424 return;\r
425 };\r
426\r
427 if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r
428\r
429 cmd_send(CMD_ACK,1,0,0,0,0);\r
430 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
431 LEDsoff();\r
7cc204bf 432}\r
433\r
434void MifareUWriteBlock_Special(uint8_t arg0, uint8_t *datain)\r
435{\r
baeaf579 436 uint8_t blockNo = arg0;\r
787b5bd8 437 byte_t blockdata[4] = {0x00};\r
7cc204bf 438\r
8258f409 439 memcpy(blockdata, datain,4);\r
f168b263 440 \r
8258f409 441 LEDsoff();\r
442 LED_A_ON();\r
f168b263 443 clear_trace();\r
444 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
445\r
8258f409 446 if(!iso14443a_select_card(NULL, NULL, NULL)) {\r
f168b263 447 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
448 OnError(0);\r
449 return;\r
450 };\r
7cc204bf 451\r
f168b263 452 if(mifare_ultra_special_writeblock(blockNo, blockdata)) {\r
453 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
454 OnError(0);\r
455 return;\r
456 };\r
457\r
458 if(mifare_ultra_halt()) {\r
459 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
460 OnError(0);\r
461 return;\r
462 };\r
463\r
464 if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r
465\r
466 cmd_send(CMD_ACK,1,0,0,0,0);\r
467 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
468 LEDsoff();\r
469}\r
470\r
471void MifareUSetPwd(uint8_t arg0, uint8_t *datain){\r
472 \r
473 uint8_t pwd[16] = {0x00};\r
474 byte_t blockdata[4] = {0x00};\r
475 \r
476 memcpy(pwd, datain, 16);\r
477 \r
478 LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r
3000dc4e 479 clear_trace();\r
baeaf579 480 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
7cc204bf 481\r
f168b263 482 if(!iso14443a_select_card(NULL, NULL, NULL)) {\r
483 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
484 OnError(0);\r
485 return;\r
486 };\r
7cc204bf 487\r
f168b263 488 blockdata[0] = pwd[7];\r
489 blockdata[1] = pwd[6];\r
490 blockdata[2] = pwd[5];\r
491 blockdata[3] = pwd[4];\r
492 if(mifare_ultra_special_writeblock( 44, blockdata)) {\r
493 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
494 OnError(44);\r
495 return;\r
496 };\r
7cc204bf 497\r
f168b263 498 blockdata[0] = pwd[3];\r
499 blockdata[1] = pwd[2];\r
500 blockdata[2] = pwd[1];\r
501 blockdata[3] = pwd[0];\r
502 if(mifare_ultra_special_writeblock( 45, blockdata)) {\r
503 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
504 OnError(45);\r
505 return;\r
506 };\r
7cc204bf 507\r
f168b263 508 blockdata[0] = pwd[15];\r
509 blockdata[1] = pwd[14];\r
510 blockdata[2] = pwd[13];\r
511 blockdata[3] = pwd[12];\r
512 if(mifare_ultra_special_writeblock( 46, blockdata)) {\r
513 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
514 OnError(46);\r
515 return;\r
516 };\r
7cc204bf 517\r
f168b263 518 blockdata[0] = pwd[11];\r
519 blockdata[1] = pwd[10];\r
520 blockdata[2] = pwd[9];\r
521 blockdata[3] = pwd[8];\r
522 if(mifare_ultra_special_writeblock( 47, blockdata)) {\r
523 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
524 OnError(47);\r
525 return;\r
526 }; \r
7cc204bf 527\r
f168b263 528 if(mifare_ultra_halt()) {\r
529 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
530 OnError(0);\r
531 return;\r
532 };\r
7cc204bf 533\r
f168b263 534 cmd_send(CMD_ACK,1,0,0,0,0);\r
baeaf579 535 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
536 LEDsoff();\r
7cc204bf 537}\r
538\r
539// Return 1 if the nonce is invalid else return 0\r
6a1f2d82 540int valid_nonce(uint32_t Nt, uint32_t NtEnc, uint32_t Ks1, uint8_t *parity) {\r
7cc204bf 541 return ((oddparity((Nt >> 24) & 0xFF) == ((parity[0]) ^ oddparity((NtEnc >> 24) & 0xFF) ^ BIT(Ks1,16))) & \\r
8556b852
M		 542 (oddparity((Nt >> 16) & 0xFF) == ((parity[1]) ^ oddparity((NtEnc >> 16) & 0xFF) ^ BIT(Ks1,8))) & \\r
543 (oddparity((Nt >> 8) & 0xFF) == ((parity[2]) ^ oddparity((NtEnc >> 8) & 0xFF) ^ BIT(Ks1,0)))) ? 1 : 0;\r
544}\r
545\r
9492e0b0 546\r
8556b852
M		 547//-----------------------------------------------------------------------------\r
548// MIFARE nested authentication. \r
549// \r
550//-----------------------------------------------------------------------------\r
9492e0b0 551void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *datain)\r
8556b852
M		 552{\r
553 // params\r
9492e0b0 554 uint8_t blockNo = arg0 & 0xff;\r
555 uint8_t keyType = (arg0 >> 8) & 0xff;\r
556 uint8_t targetBlockNo = arg1 & 0xff;\r
557 uint8_t targetKeyType = (arg1 >> 8) & 0xff;\r
8556b852
M		 558 uint64_t ui64Key = 0;\r
559\r
560 ui64Key = bytes_to_num(datain, 6);\r
561 \r
562 // variables\r
9492e0b0 563 uint16_t rtr, i, j, len;\r
564 uint16_t davg;\r
565 static uint16_t dmin, dmax;\r
1c611bbd 566 uint8_t uid[10];\r
6a1f2d82 567 uint32_t cuid, nt1, nt2, nttmp, nttest, ks1;\r
568 uint8_t par[1];\r
9492e0b0 569 uint32_t target_nt[2], target_ks[2];\r
570 \r
8556b852 571 uint8_t par_array[4];\r
9492e0b0 572 uint16_t ncount = 0;\r
8556b852
M		 573 struct Crypto1State mpcs = {0, 0};\r
574 struct Crypto1State *pcs;\r
575 pcs = &mpcs;\r
f71f4deb 576 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
8556b852 577\r
9492e0b0 578 uint32_t auth1_time, auth2_time;\r
579 static uint16_t delta_time;\r
580\r
f71f4deb 581 // free eventually allocated BigBuf memory\r
582 BigBuf_free();\r
8556b852 583 // clear trace\r
3000dc4e
MHS		 584 clear_trace();\r
585 set_tracing(false);\r
8556b852 586 \r
7bc95e2e 587 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
8556b852
M		 588\r
589 LED_A_ON();\r
8556b852
M		 590 LED_C_OFF();\r
591\r
8556b852 592\r
9492e0b0 593 // statistics on nonce distance\r
594 if (calibrate) { // for first call only. Otherwise reuse previous calibration\r
595 LED_B_ON();\r
3fe4ff4f 596 WDT_HIT();\r
8556b852 597\r
9492e0b0 598 davg = dmax = 0;\r
599 dmin = 2000;\r
600 delta_time = 0;\r
8556b852 601 \r
9492e0b0 602 for (rtr = 0; rtr < 17; rtr++) {\r
8556b852 603\r
9492e0b0 604 // prepare next select. No need to power down the card.\r
605 if(mifare_classic_halt(pcs, cuid)) {\r
606 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error");\r
607 rtr--;\r
608 continue;\r
609 }\r
610\r
611 if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
612 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card");\r
613 rtr--;\r
614 continue;\r
615 };\r
616\r
617 auth1_time = 0;\r
618 if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time)) {\r
619 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error");\r
620 rtr--;\r
621 continue;\r
622 };\r
623\r
624 if (delta_time) {\r
625 auth2_time = auth1_time + delta_time;\r
626 } else {\r
627 auth2_time = 0;\r
628 }\r
629 if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_NESTED, &nt2, &auth2_time)) {\r
630 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error");\r
631 rtr--;\r
632 continue;\r
633 };\r
634\r
b19bd5d6 635 nttmp = prng_successor(nt1, 100); //NXP Mifare is typical around 840,but for some unlicensed/compatible mifare card this can be 160\r
636 for (i = 101; i < 1200; i++) {\r
9492e0b0 637 nttmp = prng_successor(nttmp, 1);\r
638 if (nttmp == nt2) break;\r
639 }\r
640\r
641 if (i != 1200) {\r
642 if (rtr != 0) {\r
643 davg += i;\r
644 dmin = MIN(dmin, i);\r
645 dmax = MAX(dmax, i);\r
646 }\r
647 else {\r
648 delta_time = auth2_time - auth1_time + 32; // allow some slack for proper timing\r
649 }\r
650 if (MF_DBGLEVEL >= 3) Dbprintf("Nested: calibrating... ntdist=%d", i);\r
651 }\r
8556b852
M		 652 }\r
653 \r
9492e0b0 654 if (rtr <= 1) return;\r
8556b852 655\r
9492e0b0 656 davg = (davg + (rtr - 1)/2) / (rtr - 1);\r
657 \r
658 if (MF_DBGLEVEL >= 3) Dbprintf("min=%d max=%d avg=%d, delta_time=%d", dmin, dmax, davg, delta_time);\r
8556b852 659\r
9492e0b0 660 dmin = davg - 2;\r
661 dmax = davg + 2;\r
662 \r
663 LED_B_OFF();\r
664 \r
665 }\r
8556b852
M		 666// ------------------------------------------------------------------------------------------------- \r
667 \r
668 LED_C_ON();\r
669\r
670 // get crypted nonces for target sector\r
9492e0b0 671 for(i=0; i < 2; i++) { // look for exactly two different nonces\r
8556b852 672\r
9492e0b0 673 target_nt[i] = 0;\r
674 while(target_nt[i] == 0) { // continue until we have an unambiguous nonce\r
8556b852 675 \r
9492e0b0 676 // prepare next select. No need to power down the card.\r
677 if(mifare_classic_halt(pcs, cuid)) {\r
678 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error");\r
679 continue;\r
680 }\r
8556b852 681\r
9492e0b0 682 if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
683 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card");\r
684 continue;\r
685 };\r
8556b852 686 \r
9492e0b0 687 auth1_time = 0;\r
688 if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time)) {\r
689 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error");\r
690 continue;\r
691 };\r
8556b852 692\r
9492e0b0 693 // nested authentication\r
694 auth2_time = auth1_time + delta_time;\r
6a1f2d82 695 len = mifare_sendcmd_shortex(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, par, &auth2_time);\r
9492e0b0 696 if (len != 4) {\r
697 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error len=%d", len);\r
698 continue;\r
699 };\r
8556b852 700 \r
9492e0b0 701 nt2 = bytes_to_num(receivedAnswer, 4); \r
6a1f2d82 702 if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: Testing nt1=%08x nt2enc=%08x nt2par=%02x", i+1, nt1, nt2, par[0]);\r
8556b852 703 \r
9492e0b0 704 // Parity validity check\r
705 for (j = 0; j < 4; j++) {\r
6a1f2d82 706 par_array[j] = (oddparity(receivedAnswer[j]) != ((par[0] >> (7-j)) & 0x01));\r
9492e0b0 707 }\r
708 \r
709 ncount = 0;\r
710 nttest = prng_successor(nt1, dmin - 1);\r
711 for (j = dmin; j < dmax + 1; j++) {\r
712 nttest = prng_successor(nttest, 1);\r
713 ks1 = nt2 ^ nttest;\r
714\r
715 if (valid_nonce(nttest, nt2, ks1, par_array)){\r
716 if (ncount > 0) { // we are only interested in disambiguous nonces, try again\r
717 if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (ambigous), ntdist=%d", i+1, j);\r
718 target_nt[i] = 0;\r
719 break;\r
720 }\r
721 target_nt[i] = nttest;\r
722 target_ks[i] = ks1;\r
723 ncount++;\r
724 if (i == 1 && target_nt[1] == target_nt[0]) { // we need two different nonces\r
725 target_nt[i] = 0;\r
726 if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#2: dismissed (= nonce#1), ntdist=%d", j);\r
8556b852
M		 727 break;\r
728 }\r
9492e0b0 729 if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: valid, ntdist=%d", i+1, j);\r
8556b852 730 }\r
8556b852 731 }\r
9492e0b0 732 if (target_nt[i] == 0 && j == dmax+1 && MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (all invalid)", i+1);\r
8556b852
M		 733 }\r
734 }\r
735\r
736 LED_C_OFF();\r
737 \r
738 // ----------------------------- crypto1 destroy\r
739 crypto1_destroy(pcs);\r
740 \r
9492e0b0 741 byte_t buf[4 + 4 * 4];\r
742 memcpy(buf, &cuid, 4);\r
743 memcpy(buf+4, &target_nt[0], 4);\r
744 memcpy(buf+8, &target_ks[0], 4);\r
745 memcpy(buf+12, &target_nt[1], 4);\r
746 memcpy(buf+16, &target_ks[1], 4);\r
8556b852
M		 747 \r
748 LED_B_ON();\r
9492e0b0 749 cmd_send(CMD_ACK, 0, 2, targetBlockNo + (targetKeyType * 0x100), buf, sizeof(buf));\r
6e82300d 750 LED_B_OFF();\r
8556b852 751\r
9492e0b0 752 if (MF_DBGLEVEL >= 3) DbpString("NESTED FINISHED");\r
8556b852 753\r
8556b852
M		 754 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
755 LEDsoff();\r
3000dc4e 756 set_tracing(TRUE);\r
8556b852
M		 757}\r
758\r
759//-----------------------------------------------------------------------------\r
9492e0b0 760// MIFARE check keys. key count up to 85. \r
8556b852
M		 761// \r
762//-----------------------------------------------------------------------------\r
763void MifareChkKeys(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
764{\r
765 // params\r
766 uint8_t blockNo = arg0;\r
767 uint8_t keyType = arg1;\r
768 uint8_t keyCount = arg2;\r
769 uint64_t ui64Key = 0;\r
770 \r
771 // variables\r
772 int i;\r
773 byte_t isOK = 0;\r
1c611bbd 774 uint8_t uid[10];\r
8556b852
M		 775 uint32_t cuid;\r
776 struct Crypto1State mpcs = {0, 0};\r
777 struct Crypto1State *pcs;\r
778 pcs = &mpcs;\r
779 \r
780 // clear debug level\r
781 int OLD_MF_DBGLEVEL = MF_DBGLEVEL; \r
782 MF_DBGLEVEL = MF_DBG_NONE;\r
783 \r
784 // clear trace\r
3000dc4e
MHS		 785 clear_trace();\r
786 set_tracing(TRUE);\r
8556b852 787\r
7bc95e2e 788 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
8556b852
M		 789\r
790 LED_A_ON();\r
791 LED_B_OFF();\r
792 LED_C_OFF();\r
793\r
8556b852 794 for (i = 0; i < keyCount; i++) {\r
9492e0b0 795 if(mifare_classic_halt(pcs, cuid)) {\r
796 if (MF_DBGLEVEL >= 1) Dbprintf("ChkKeys: Halt error");\r
797 }\r
8556b852
M		 798\r
799 if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
9492e0b0 800 if (OLD_MF_DBGLEVEL >= 1) Dbprintf("ChkKeys: Can't select card");\r
8556b852
M		 801 break;\r
802 };\r
803\r
804 ui64Key = bytes_to_num(datain + i * 6, 6);\r
805 if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r
806 continue;\r
807 };\r
808 \r
809 isOK = 1;\r
810 break;\r
811 }\r
812 \r
813 // ----------------------------- crypto1 destroy\r
814 crypto1_destroy(pcs);\r
815 \r
8556b852 816 LED_B_ON();\r
6e82300d 817 cmd_send(CMD_ACK,isOK,0,0,datain + i * 6,6);\r
8556b852
M		 818 LED_B_OFF();\r
819\r
8556b852
M		 820 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
821 LEDsoff();\r
822\r
823 // restore debug level\r
824 MF_DBGLEVEL = OLD_MF_DBGLEVEL; \r
825}\r
826\r
827//-----------------------------------------------------------------------------\r
828// MIFARE commands set debug level\r
829// \r
830//-----------------------------------------------------------------------------\r
831void MifareSetDbgLvl(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
832 MF_DBGLEVEL = arg0;\r
833 Dbprintf("Debug level: %d", MF_DBGLEVEL);\r
834}\r
835\r
836//-----------------------------------------------------------------------------\r
837// Work with emulator memory\r
838// \r
839//-----------------------------------------------------------------------------\r
840void MifareEMemClr(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
841 emlClearMem();\r
842}\r
843\r
844void MifareEMemSet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
845 emlSetMem(datain, arg0, arg1); // data, block num, blocks count\r
846}\r
847\r
848void MifareEMemGet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
3fe4ff4f 849 byte_t buf[USB_CMD_DATA_SIZE];\r
baeaf579 850 emlGetMem(buf, arg0, arg1); // data, block num, blocks count (max 4)\r
8556b852
M		 851\r
852 LED_B_ON();\r
3fe4ff4f 853 cmd_send(CMD_ACK,arg0,arg1,0,buf,USB_CMD_DATA_SIZE);\r
8556b852
M		 854 LED_B_OFF();\r
855}\r
856\r
857//-----------------------------------------------------------------------------\r
858// Load a card into the emulator memory\r
859// \r
860//-----------------------------------------------------------------------------\r
861void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
baeaf579 862 uint8_t numSectors = arg0;\r
8556b852
M		 863 uint8_t keyType = arg1;\r
864 uint64_t ui64Key = 0;\r
865 uint32_t cuid;\r
866 struct Crypto1State mpcs = {0, 0};\r
867 struct Crypto1State *pcs;\r
868 pcs = &mpcs;\r
869\r
870 // variables\r
871 byte_t dataoutbuf[16];\r
ab8b654e 872 byte_t dataoutbuf2[16];\r
1c611bbd 873 uint8_t uid[10];\r
8556b852
M		 874\r
875 // clear trace\r
3000dc4e
MHS		 876 clear_trace();\r
877 set_tracing(false);\r
8556b852 878 \r
7bc95e2e 879 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
8556b852
M		 880\r
881 LED_A_ON();\r
882 LED_B_OFF();\r
883 LED_C_OFF();\r
884 \r
baeaf579 885 bool isOK = true;\r
886\r
887 if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
888 isOK = false;\r
889 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
890 }\r
8556b852 891 \r
baeaf579 892 for (uint8_t sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) {\r
893 ui64Key = emlGetKey(sectorNo, keyType);\r
894 if (sectorNo == 0){\r
895 if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_FIRST)) {\r
896 isOK = false;\r
897 if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%2d]. Auth error", sectorNo);\r
8556b852 898 break;\r
baeaf579 899 }\r
900 } else {\r
901 if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_NESTED)) {\r
902 isOK = false;\r
903 if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%2d]. Auth nested error", sectorNo);\r
8556b852 904 break;\r
baeaf579 905 }\r
906 }\r
907 \r
908 for (uint8_t blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {\r
909 if(isOK && mifare_classic_readblock(pcs, cuid, FirstBlockOfSector(sectorNo) + blockNo, dataoutbuf)) {\r
910 isOK = false;\r
911 if (MF_DBGLEVEL >= 1) Dbprintf("Error reading sector %2d block %2d", sectorNo, blockNo);\r
ab8b654e
M		 912 break;\r
913 };\r
baeaf579 914 if (isOK) {\r
915 if (blockNo < NumBlocksPerSector(sectorNo) - 1) {\r
916 emlSetMem(dataoutbuf, FirstBlockOfSector(sectorNo) + blockNo, 1);\r
917 } else { // sector trailer, keep the keys, set only the AC\r
918 emlGetMem(dataoutbuf2, FirstBlockOfSector(sectorNo) + blockNo, 1);\r
919 memcpy(&dataoutbuf2[6], &dataoutbuf[6], 4);\r
920 emlSetMem(dataoutbuf2, FirstBlockOfSector(sectorNo) + blockNo, 1);\r
921 }\r
922 }\r
8556b852
M		 923 }\r
924\r
baeaf579 925 }\r
926\r
927 if(mifare_classic_halt(pcs, cuid)) {\r
928 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
929 };\r
8556b852
M		 930\r
931 // ----------------------------- crypto1 destroy\r
932 crypto1_destroy(pcs);\r
ab8b654e
M		 933\r
934 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
935 LEDsoff();\r
8556b852
M		 936 \r
937 if (MF_DBGLEVEL >= 2) DbpString("EMUL FILL SECTORS FINISHED");\r
938\r
8556b852
M		 939}\r
940\r
0675f200
M		 941\r
942//-----------------------------------------------------------------------------\r
943// Work with "magic Chinese" card (email him: ouyangweidaxian@live.cn)\r
944// \r
945//-----------------------------------------------------------------------------\r
946void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
947 \r
948 // params\r
949 uint8_t needWipe = arg0;\r
208a0166
M		 950 // bit 0 - need get UID\r
951 // bit 1 - need wupC\r
952 // bit 2 - need HALT after sequence\r
953 // bit 3 - need init FPGA and field before sequence\r
954 // bit 4 - need reset FPGA and LED\r
955 uint8_t workFlags = arg1;\r
0675f200
M		 956 uint8_t blockNo = arg2;\r
957 \r
958 // card commands\r
959 uint8_t wupC1[] = { 0x40 }; \r
960 uint8_t wupC2[] = { 0x43 }; \r
961 uint8_t wipeC[] = { 0x41 }; \r
962 \r
963 // variables\r
964 byte_t isOK = 0;\r
3fe4ff4f 965 uint8_t uid[10] = {0x00};\r
966 uint8_t d_block[18] = {0x00};\r
0675f200
M		 967 uint32_t cuid;\r
968 \r
f71f4deb 969 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
970 uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
6a1f2d82 971\r
3fe4ff4f 972 // reset FPGA and LED\r
208a0166 973 if (workFlags & 0x08) {\r
208a0166
M		 974 LED_A_ON();\r
975 LED_B_OFF();\r
976 LED_C_OFF();\r
0675f200 977 \r
3000dc4e
MHS		 978 clear_trace();\r
979 set_tracing(TRUE);\r
3fe4ff4f 980 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
208a0166 981 }\r
0675f200
M		 982\r
983 while (true) {\r
3fe4ff4f 984\r
0675f200 985 // get UID from chip\r
208a0166 986 if (workFlags & 0x01) {\r
0675f200
M		 987 if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
988 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
989 break;\r
990 };\r
991\r
992 if(mifare_classic_halt(NULL, cuid)) {\r
993 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
994 break;\r
995 };\r
996 };\r
997 \r
998 // reset chip\r
999 if (needWipe){\r
6a1f2d82 1000 ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
1001 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
0675f200
M		 1002 if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r
1003 break;\r
1004 };\r
1005\r
9492e0b0 1006 ReaderTransmit(wipeC, sizeof(wipeC), NULL);\r
6a1f2d82 1007 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
0675f200
M		 1008 if (MF_DBGLEVEL >= 1) Dbprintf("wipeC error");\r
1009 break;\r
1010 };\r
1011\r
1012 if(mifare_classic_halt(NULL, cuid)) {\r
1013 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
1014 break;\r
1015 };\r
1016 }; \r
1017\r
545a1f38 1018 // write block\r
208a0166 1019 if (workFlags & 0x02) {\r
6a1f2d82 1020 ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
1021 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
208a0166
M		 1022 if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r
1023 break;\r
1024 };\r
0675f200 1025\r
9492e0b0 1026 ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
6a1f2d82 1027 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
208a0166
M		 1028 if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");\r
1029 break;\r
1030 };\r
1031 }\r
0675f200 1032\r
6a1f2d82 1033 if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 1) || (receivedAnswer[0] != 0x0a)) {\r
0675f200
M		 1034 if (MF_DBGLEVEL >= 1) Dbprintf("write block send command error");\r
1035 break;\r
1036 };\r
1037 \r
1038 memcpy(d_block, datain, 16);\r
1039 AppendCrc14443a(d_block, 16);\r
1040 \r
9492e0b0 1041 ReaderTransmit(d_block, sizeof(d_block), NULL);\r
6a1f2d82 1042 if ((ReaderReceive(receivedAnswer, receivedAnswerPar) != 1) || (receivedAnswer[0] != 0x0a)) {\r
0675f200
M		 1043 if (MF_DBGLEVEL >= 1) Dbprintf("write block send data error");\r
1044 break;\r
1045 }; \r
1046 \r
208a0166
M		 1047 if (workFlags & 0x04) {\r
1048 if (mifare_classic_halt(NULL, cuid)) {\r
1049 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
1050 break;\r
1051 };\r
1052 }\r
0675f200
M		 1053 \r
1054 isOK = 1;\r
1055 break;\r
1056 }\r
1057 \r
0675f200 1058 LED_B_ON();\r
baeaf579 1059 cmd_send(CMD_ACK,isOK,0,0,uid,4);\r
0675f200
M		 1060 LED_B_OFF();\r
1061\r
545a1f38 1062 if ((workFlags & 0x10) || (!isOK)) {\r
208a0166
M		 1063 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1064 LEDsoff();\r
1065 }\r
0675f200 1066}\r
545a1f38 1067\r
baeaf579 1068\r
545a1f38
M		 1069void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
1070 \r
1071 // params\r
1072 // bit 1 - need wupC\r
1073 // bit 2 - need HALT after sequence\r
1074 // bit 3 - need init FPGA and field before sequence\r
1075 // bit 4 - need reset FPGA and LED\r
1076 uint8_t workFlags = arg0;\r
1077 uint8_t blockNo = arg2;\r
1078 \r
1079 // card commands\r
1080 uint8_t wupC1[] = { 0x40 }; \r
1081 uint8_t wupC2[] = { 0x43 }; \r
1082 \r
1083 // variables\r
1084 byte_t isOK = 0;\r
3fe4ff4f 1085 uint8_t data[18] = {0x00};\r
545a1f38
M		 1086 uint32_t cuid = 0;\r
1087 \r
f71f4deb 1088 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
1089 uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
545a1f38
M		 1090 \r
1091 if (workFlags & 0x08) {\r
545a1f38
M		 1092 LED_A_ON();\r
1093 LED_B_OFF();\r
1094 LED_C_OFF();\r
1095 \r
3000dc4e
MHS		 1096 clear_trace();\r
1097 set_tracing(TRUE);\r
3fe4ff4f 1098 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
545a1f38
M		 1099 }\r
1100\r
1101 while (true) {\r
1102 if (workFlags & 0x02) {\r
7bc95e2e 1103 ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
6a1f2d82 1104 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
545a1f38
M		 1105 if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r
1106 break;\r
1107 };\r
1108\r
9492e0b0 1109 ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
6a1f2d82 1110 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
545a1f38
M		 1111 if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");\r
1112 break;\r
1113 };\r
1114 }\r
1115\r
1116 // read block\r
6a1f2d82 1117 if ((mifare_sendcmd_short(NULL, 0, 0x30, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 18)) {\r
545a1f38
M		 1118 if (MF_DBGLEVEL >= 1) Dbprintf("read block send command error");\r
1119 break;\r
1120 };\r
1121 memcpy(data, receivedAnswer, 18);\r
1122 \r
1123 if (workFlags & 0x04) {\r
1124 if (mifare_classic_halt(NULL, cuid)) {\r
1125 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
1126 break;\r
1127 };\r
1128 }\r
1129 \r
1130 isOK = 1;\r
1131 break;\r
1132 }\r
1133 \r
545a1f38 1134 LED_B_ON();\r
baeaf579 1135 cmd_send(CMD_ACK,isOK,0,0,data,18);\r
545a1f38
M		 1136 LED_B_OFF();\r
1137\r
1138 if ((workFlags & 0x10) || (!isOK)) {\r
545a1f38
M		 1139 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1140 LEDsoff();\r
1141 }\r
1142}\r
1143\r
3fe4ff4f 1144void MifareCIdent(){\r
1145 \r
1146 // card commands\r
1147 uint8_t wupC1[] = { 0x40 }; \r
1148 uint8_t wupC2[] = { 0x43 }; \r
1149 \r
1150 // variables\r
1151 byte_t isOK = 1;\r
1152 \r
f71f4deb 1153 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
1154 uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
3fe4ff4f 1155\r
1156 ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
1157 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
1158 isOK = 0;\r
1159 };\r
1160\r
1161 ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
1162 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
1163 isOK = 0;\r
1164 };\r
1165\r
1166 if (mifare_classic_halt(NULL, 0)) {\r
1167 isOK = 0;\r
1168 };\r
1169\r
1170 cmd_send(CMD_ACK,isOK,0,0,0,0);\r
1171}\r
1172\r
1173 //\r
1174// DESFIRE\r
1175//\r
a631936e 1176\r
1177void Mifare_DES_Auth1(uint8_t arg0, uint8_t *datain){\r
1178\r
1179 byte_t dataout[11] = {0x00};\r
1180 uint8_t uid[10] = {0x00};\r
1181 uint32_t cuid;\r
1182 \r
3000dc4e 1183 clear_trace();\r
a631936e 1184 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
1185\r
1186 int len = iso14443a_select_card(uid, NULL, &cuid);\r
1187 if(!len) {\r
8258f409 1188 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");\r
1189 OnError(1);\r
a631936e 1190 return;\r
1191 };\r
1192\r
1193 if(mifare_desfire_des_auth1(cuid, dataout)){\r
8258f409 1194 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication part1: Fail.");\r
1195 OnError(4);\r
a631936e 1196 return;\r
1197 }\r
1198\r
1199 if (MF_DBGLEVEL >= MF_DBG_EXTENDED) DbpString("AUTH 1 FINISHED");\r
a631936e 1200 cmd_send(CMD_ACK,1,cuid,0,dataout, sizeof(dataout));\r
1201}\r
1202\r
1203void Mifare_DES_Auth2(uint32_t arg0, uint8_t *datain){\r
1204\r
1205 uint32_t cuid = arg0;\r
1206 uint8_t key[16] = {0x00};\r
1207 byte_t isOK = 0;\r
1208 byte_t dataout[12] = {0x00};\r
1209 \r
1210 memcpy(key, datain, 16);\r
1211 \r
1212 isOK = mifare_desfire_des_auth2(cuid, key, dataout);\r
1213 \r
1214 if( isOK) {\r
1215 if (MF_DBGLEVEL >= MF_DBG_EXTENDED) \r
1216 Dbprintf("Authentication part2: Failed"); \r
c8b6da22 1217 //OnError(4);\r
a631936e 1218 return;\r
1219 }\r
1220\r
1221 if (MF_DBGLEVEL >= MF_DBG_EXTENDED) \r
1222 DbpString("AUTH 2 FINISHED");\r
1223\r
1224 cmd_send(CMD_ACK, isOK, 0, 0, dataout, sizeof(dataout));\r
1225 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1226 LEDsoff();\r
3000dc4e 1227}\r
f168b263 1228\r
1229void OnSuccess(){\r
1230 pcb_blocknum = 0;\r
1231 ReaderTransmit(deselect_cmd, 3 , NULL);\r
1232 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1233 LEDsoff();\r
1234}\r
1235\r
1236void OnError(uint8_t reason){\r
1237 pcb_blocknum = 0;\r
1238 ReaderTransmit(deselect_cmd, 3 , NULL);\r
1239 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1240 cmd_send(CMD_ACK,0,reason,0,0,0);\r
1241 LEDsoff();\r
1242}\r
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