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1//-----------------------------------------------------------------------------\r
2// Merlok - June 2011, 2012\r
3// Gerhard de Koning Gans - May 2008\r
4// Hagen Fritsch - June 2010\r
5// Midnitesnake - Dec 2013\r
6// Andy Davies - Apr 2014\r
7// Iceman - May 2014\r
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
18#include "util.h"\r
19#include "crc.h"\r
20\r
21// the block number for the ISO14443-4 PCB\r
22uint8_t pcb_blocknum = 0;\r
23// Deselect card by sending a s-block. the crc is precalced for speed\r
24static uint8_t deselect_cmd[] = {0xc2,0xe0,0xb4};\r
25\r
26//-----------------------------------------------------------------------------\r
27// Select, Authenticate, Read a MIFARE tag. \r
28// read block\r
29//-----------------------------------------------------------------------------\r
30void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
31{\r
32 // params\r
33 uint8_t blockNo = arg0;\r
34 uint8_t keyType = arg1;\r
35 uint64_t ui64Key = 0;\r
36 ui64Key = bytes_to_num(datain, 6);\r
37 \r
38 // variables\r
39 byte_t isOK = 0;\r
40 byte_t dataoutbuf[16];\r
41 uint8_t uid[10];\r
42 uint32_t cuid;\r
43 struct Crypto1State mpcs = {0, 0};\r
44 struct Crypto1State *pcs;\r
45 pcs = &mpcs;\r
46\r
47 // clear trace\r
48 clear_trace();\r
49 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
50\r
51 LED_A_ON();\r
52 LED_B_OFF();\r
53 LED_C_OFF();\r
54\r
55 while (true) {\r
56 if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
57 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
58 break;\r
59 };\r
60\r
61 if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r
62 if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r
63 break;\r
64 };\r
65 \r
66 if(mifare_classic_readblock(pcs, cuid, blockNo, dataoutbuf)) {\r
67 if (MF_DBGLEVEL >= 1) Dbprintf("Read block error");\r
68 break;\r
69 };\r
70\r
71 if(mifare_classic_halt(pcs, cuid)) {\r
72 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
73 break;\r
74 };\r
75 \r
76 isOK = 1;\r
77 break;\r
78 }\r
79 \r
80 // ----------------------------- crypto1 destroy\r
81 crypto1_destroy(pcs);\r
82 \r
83 if (MF_DBGLEVEL >= 2) DbpString("READ BLOCK FINISHED");\r
84\r
85 LED_B_ON();\r
86 cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);\r
87 LED_B_OFF();\r
88\r
89 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
90 LEDsoff();\r
91}\r
92\r
93void MifareUC_Auth(uint8_t arg0, uint8_t *keybytes){\r
94\r
95 bool turnOffField = (arg0 == 1);\r
96\r
97 LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r
98 clear_trace();\r
99 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
100\r
101 if(!iso14443a_select_card(NULL, NULL, NULL)) {\r
102 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");\r
103 OnError(0);\r
104 return;\r
105 };\r
106 \r
107 if(!mifare_ultra_auth(keybytes)){\r
108 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication failed");\r
109 OnError(1);\r
110 return;\r
111 }\r
112\r
113 if (turnOffField) {\r
114 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
115 LEDsoff();\r
116 }\r
117 cmd_send(CMD_ACK,1,0,0,0,0);\r
118}\r
119\r
120// Arg0 = BlockNo,\r
121// Arg1 = UsePwd bool\r
122// datain = PWD bytes,\r
123void MifareUReadBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain)\r
124{\r
125 uint8_t blockNo = arg0;\r
126 byte_t dataout[16] = {0x00};\r
127 bool useKey = (arg1 == 1); //UL_C\r
128 bool usePwd = (arg1 == 2); //UL_EV1/NTAG\r
129\r
130 LEDsoff();\r
131 LED_A_ON();\r
132 clear_trace();\r
133 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
134\r
135 int len = iso14443a_select_card(NULL, NULL, NULL);\r
136 if(!len) {\r
137 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%02X)",len);\r
138 OnError(1);\r
139 return;\r
140 }\r
141\r
142 // UL-C authentication\r
143 if ( useKey ) {\r
144 uint8_t key[16] = {0x00};\r
145 memcpy(key, datain, sizeof(key) );\r
146\r
147 if ( !mifare_ultra_auth(key) ) {\r
148 OnError(1);\r
149 return;\r
150 }\r
151 }\r
152\r
153 // UL-EV1 / NTAG authentication\r
154 if ( usePwd ) {\r
155 uint8_t pwd[4] = {0x00};\r
156 memcpy(pwd, datain, 4);\r
157 uint8_t pack[4] = {0,0,0,0};\r
158 if (!mifare_ul_ev1_auth(pwd, pack)) {\r
159 OnError(1);\r
160 return;\r
161 }\r
162 } \r
163\r
164 if( mifare_ultra_readblock(blockNo, dataout) ) {\r
165 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Read block error");\r
166 OnError(2);\r
167 return;\r
168 }\r
169\r
170 if( mifare_ultra_halt() ) {\r
171 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Halt error");\r
172 OnError(3);\r
173 return;\r
174 }\r
175\r
176 cmd_send(CMD_ACK,1,0,0,dataout,16);\r
177 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
178 LEDsoff();\r
179}\r
180\r
181//-----------------------------------------------------------------------------\r
182// Select, Authenticate, Read a MIFARE tag. \r
183// read sector (data = 4 x 16 bytes = 64 bytes, or 16 x 16 bytes = 256 bytes)\r
184//-----------------------------------------------------------------------------\r
185void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
186{\r
187 // params\r
188 uint8_t sectorNo = arg0;\r
189 uint8_t keyType = arg1;\r
190 uint64_t ui64Key = 0;\r
191 ui64Key = bytes_to_num(datain, 6);\r
192 \r
193 // variables\r
194 byte_t isOK = 0;\r
195 byte_t dataoutbuf[16 * 16];\r
196 uint8_t uid[10];\r
197 uint32_t cuid;\r
198 struct Crypto1State mpcs = {0, 0};\r
199 struct Crypto1State *pcs;\r
200 pcs = &mpcs;\r
201\r
202 // clear trace\r
203 clear_trace();\r
204\r
205 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
206\r
207 LED_A_ON();\r
208 LED_B_OFF();\r
209 LED_C_OFF();\r
210\r
211 isOK = 1;\r
212 if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
213 isOK = 0;\r
214 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
215 }\r
216\r
217 \r
218 if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_FIRST)) {\r
219 isOK = 0;\r
220 if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r
221 }\r
222 \r
223 for (uint8_t blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {\r
224 if(mifare_classic_readblock(pcs, cuid, FirstBlockOfSector(sectorNo) + blockNo, dataoutbuf + 16 * blockNo)) {\r
225 isOK = 0;\r
226 if (MF_DBGLEVEL >= 1) Dbprintf("Read sector %2d block %2d error", sectorNo, blockNo);\r
227 break;\r
228 }\r
229 }\r
230 \r
231 if(mifare_classic_halt(pcs, cuid)) {\r
232 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
233 }\r
234\r
235 // ----------------------------- crypto1 destroy\r
236 crypto1_destroy(pcs);\r
237 \r
238 if (MF_DBGLEVEL >= 2) DbpString("READ SECTOR FINISHED");\r
239\r
240 LED_B_ON();\r
241 cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16*NumBlocksPerSector(sectorNo));\r
242 LED_B_OFF();\r
243\r
244 // Thats it...\r
245 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
246 LEDsoff();\r
247}\r
248\r
249// arg0 = blockNo (start)\r
250// arg1 = Pages (number of blocks)\r
251// arg2 = useKey\r
252// datain = KEY bytes\r
253void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain)\r
254{\r
255 // free eventually allocated BigBuf memory\r
256 BigBuf_free();\r
257 // clear trace\r
258 clear_trace();\r
259\r
260 // params\r
261 uint8_t blockNo = arg0;\r
262 uint16_t blocks = arg1;\r
263 bool useKey = (arg2 == 1); //UL_C\r
264 bool usePwd = (arg2 == 2); //UL_EV1/NTAG\r
265 uint32_t countblocks = 0;\r
266 uint8_t *dataout = BigBuf_malloc(CARD_MEMORY_SIZE);\r
267 if (dataout == NULL){\r
268 Dbprintf("out of memory");\r
269 OnError(1);\r
270 return;\r
271 }\r
272\r
273 LEDsoff();\r
274 LED_A_ON();\r
275 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
276\r
277 int len = iso14443a_select_card(NULL, NULL, NULL);\r
278 if (!len) {\r
279 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%d)",len);\r
280 OnError(1);\r
281 return;\r
282 }\r
283\r
284 // UL-C authentication\r
285 if ( useKey ) {\r
286 uint8_t key[16] = {0x00};\r
287 memcpy(key, datain, sizeof(key) );\r
288\r
289 if ( !mifare_ultra_auth(key) ) {\r
290 OnError(1);\r
291 return;\r
292 }\r
293 }\r
294\r
295 // UL-EV1 / NTAG authentication\r
296 if (usePwd) {\r
297 uint8_t pwd[4] = {0x00};\r
298 memcpy(pwd, datain, sizeof(pwd));\r
299 uint8_t pack[4] = {0,0,0,0};\r
300\r
301 if (!mifare_ul_ev1_auth(pwd, pack)){\r
302 OnError(1);\r
303 return; \r
304 }\r
305 }\r
306\r
307 for (int i = 0; i < blocks; i++){\r
308 if ((i*4) + 4 >= CARD_MEMORY_SIZE) {\r
309 Dbprintf("Data exceeds buffer!!");\r
310 break;\r
311 }\r
312 \r
313 len = mifare_ultra_readblock(blockNo + i, dataout + 4 * i);\r
314\r
315 if (len) {\r
316 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Read block %d error",i);\r
317 // if no blocks read - error out\r
318 if (i==0){\r
319 OnError(2);\r
320 return;\r
321 } else {\r
322 //stop at last successful read block and return what we got\r
323 break;\r
324 }\r
325 } else {\r
326 countblocks++;\r
327 }\r
328 }\r
329\r
330 len = mifare_ultra_halt();\r
331 if (len) {\r
332 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Halt error");\r
333 OnError(3);\r
334 return;\r
335 }\r
336\r
337 if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("Blocks read %d", countblocks);\r
338\r
339 countblocks *= 4;\r
340\r
341 cmd_send(CMD_ACK, 1, countblocks, BigBuf_max_traceLen(), 0, 0);\r
342 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
343 LEDsoff();\r
344 BigBuf_free();\r
345}\r
346\r
347//-----------------------------------------------------------------------------\r
348// Select, Authenticate, Write a MIFARE tag. \r
349// read block\r
350//-----------------------------------------------------------------------------\r
351void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
352{\r
353 // params\r
354 uint8_t blockNo = arg0;\r
355 uint8_t keyType = arg1;\r
356 uint64_t ui64Key = 0;\r
357 byte_t blockdata[16];\r
358\r
359 ui64Key = bytes_to_num(datain, 6);\r
360 memcpy(blockdata, datain + 10, 16);\r
361 \r
362 // variables\r
363 byte_t isOK = 0;\r
364 uint8_t uid[10];\r
365 uint32_t cuid;\r
366 struct Crypto1State mpcs = {0, 0};\r
367 struct Crypto1State *pcs;\r
368 pcs = &mpcs;\r
369\r
370 // clear trace\r
371 clear_trace();\r
372\r
373 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
374\r
375 LED_A_ON();\r
376 LED_B_OFF();\r
377 LED_C_OFF();\r
378\r
379 while (true) {\r
380 if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
381 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
382 break;\r
383 };\r
384\r
385 if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r
386 if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r
387 break;\r
388 };\r
389 \r
390 if(mifare_classic_writeblock(pcs, cuid, blockNo, blockdata)) {\r
391 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
392 break;\r
393 };\r
394\r
395 if(mifare_classic_halt(pcs, cuid)) {\r
396 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
397 break;\r
398 };\r
399 \r
400 isOK = 1;\r
401 break;\r
402 }\r
403 \r
404 // ----------------------------- crypto1 destroy\r
405 crypto1_destroy(pcs);\r
406 \r
407 if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r
408\r
409 LED_B_ON();\r
410 cmd_send(CMD_ACK,isOK,0,0,0,0);\r
411 LED_B_OFF();\r
412\r
413\r
414 // Thats it...\r
415 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
416 LEDsoff();\r
417}\r
418\r
419void MifareUWriteBlock(uint8_t arg0, uint8_t *datain)\r
420{\r
421 uint8_t blockNo = arg0;\r
422 byte_t blockdata[16] = {0x00};\r
423\r
424 memcpy(blockdata, datain, 16);\r
425\r
426 uint8_t uid[10] = {0x00};\r
427\r
428 LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r
429\r
430 clear_trace();\r
431 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
432\r
433 if(!iso14443a_select_card(uid, NULL, NULL)) {\r
434 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
435 OnError(0);\r
436 return;\r
437 };\r
438\r
439 if(mifare_ultra_writeblock(blockNo, blockdata)) {\r
440 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
441 OnError(0);\r
442 return; };\r
443\r
444 if(mifare_ultra_halt()) {\r
445 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
446 OnError(0);\r
447 return;\r
448 };\r
449\r
450 if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r
451\r
452 cmd_send(CMD_ACK,1,0,0,0,0);\r
453 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
454 LEDsoff();\r
455}\r
456\r
457// Arg0 : Block to write to.\r
458// Arg1 : 0 = use no authentication.\r
459// 1 = use 0x1A authentication.\r
460// 2 = use 0x1B authentication.\r
461// datain : 4 first bytes is data to be written.\r
462// : 4/16 next bytes is authentication key.\r
463void MifareUWriteBlock_Special(uint8_t arg0, uint8_t arg1, uint8_t *datain)\r
464{\r
465 uint8_t blockNo = arg0;\r
466 bool useKey = (arg1 == 1); //UL_C\r
467 bool usePwd = (arg1 == 2); //UL_EV1/NTAG\r
468 byte_t blockdata[4] = {0x00};\r
469\r
470 memcpy(blockdata, datain,4);\r
471 \r
472 LEDsoff();\r
473 LED_A_ON();\r
474 clear_trace();\r
475 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
476\r
477 if(!iso14443a_select_card(NULL, NULL, NULL)) {\r
478 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
479 OnError(0);\r
480 return;\r
481 };\r
482\r
483 // UL-C authentication\r
484 if ( useKey ) {\r
485 uint8_t key[16] = {0x00};\r
486 memcpy(key, datain+4, sizeof(key) );\r
487\r
488 if ( !mifare_ultra_auth(key) ) {\r
489 OnError(1);\r
490 return;\r
491 }\r
492 }\r
493 \r
494 // UL-EV1 / NTAG authentication\r
495 if (usePwd) {\r
496 uint8_t pwd[4] = {0x00};\r
497 memcpy(pwd, datain+4, 4);\r
498 uint8_t pack[4] = {0,0,0,0};\r
499 if (!mifare_ul_ev1_auth(pwd, pack)) {\r
500 OnError(1);\r
501 return;\r
502 }\r
503 }\r
504\r
505 if(mifare_ultra_special_writeblock(blockNo, blockdata)) {\r
506 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
507 OnError(0);\r
508 return;\r
509 };\r
510\r
511 if(mifare_ultra_halt()) {\r
512 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
513 OnError(0);\r
514 return;\r
515 };\r
516\r
517 if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r
518\r
519 cmd_send(CMD_ACK,1,0,0,0,0);\r
520 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
521 LEDsoff();\r
522}\r
523\r
524void MifareUSetPwd(uint8_t arg0, uint8_t *datain){\r
525 \r
526 uint8_t pwd[16] = {0x00};\r
527 byte_t blockdata[4] = {0x00};\r
528 \r
529 memcpy(pwd, datain, 16);\r
530 \r
531 LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r
532 clear_trace();\r
533 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
534\r
535 if(!iso14443a_select_card(NULL, NULL, NULL)) {\r
536 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
537 OnError(0);\r
538 return;\r
539 };\r
540\r
541 blockdata[0] = pwd[7];\r
542 blockdata[1] = pwd[6];\r
543 blockdata[2] = pwd[5];\r
544 blockdata[3] = pwd[4];\r
545 if(mifare_ultra_special_writeblock( 44, blockdata)) {\r
546 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
547 OnError(44);\r
548 return;\r
549 };\r
550\r
551 blockdata[0] = pwd[3];\r
552 blockdata[1] = pwd[2];\r
553 blockdata[2] = pwd[1];\r
554 blockdata[3] = pwd[0];\r
555 if(mifare_ultra_special_writeblock( 45, blockdata)) {\r
556 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
557 OnError(45);\r
558 return;\r
559 };\r
560\r
561 blockdata[0] = pwd[15];\r
562 blockdata[1] = pwd[14];\r
563 blockdata[2] = pwd[13];\r
564 blockdata[3] = pwd[12];\r
565 if(mifare_ultra_special_writeblock( 46, blockdata)) {\r
566 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
567 OnError(46);\r
568 return;\r
569 };\r
570\r
571 blockdata[0] = pwd[11];\r
572 blockdata[1] = pwd[10];\r
573 blockdata[2] = pwd[9];\r
574 blockdata[3] = pwd[8];\r
575 if(mifare_ultra_special_writeblock( 47, blockdata)) {\r
576 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
577 OnError(47);\r
578 return;\r
579 }; \r
580\r
581 if(mifare_ultra_halt()) {\r
582 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
583 OnError(0);\r
584 return;\r
585 };\r
586\r
587 cmd_send(CMD_ACK,1,0,0,0,0);\r
588 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
589 LEDsoff();\r
590}\r
591\r
592// Return 1 if the nonce is invalid else return 0\r
593int valid_nonce(uint32_t Nt, uint32_t NtEnc, uint32_t Ks1, uint8_t *parity) {\r
594 return ((oddparity((Nt >> 24) & 0xFF) == ((parity[0]) ^ oddparity((NtEnc >> 24) & 0xFF) ^ BIT(Ks1,16))) & \\r
595 (oddparity((Nt >> 16) & 0xFF) == ((parity[1]) ^ oddparity((NtEnc >> 16) & 0xFF) ^ BIT(Ks1,8))) & \\r
596 (oddparity((Nt >> 8) & 0xFF) == ((parity[2]) ^ oddparity((NtEnc >> 8) & 0xFF) ^ BIT(Ks1,0)))) ? 1 : 0;\r
597}\r
598\r
599\r
600//-----------------------------------------------------------------------------\r
601// MIFARE nested authentication. \r
602// \r
603//-----------------------------------------------------------------------------\r
604void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *datain)\r
605{\r
606 // params\r
607 uint8_t blockNo = arg0 & 0xff;\r
608 uint8_t keyType = (arg0 >> 8) & 0xff;\r
609 uint8_t targetBlockNo = arg1 & 0xff;\r
610 uint8_t targetKeyType = (arg1 >> 8) & 0xff;\r
611 uint64_t ui64Key = 0;\r
612\r
613 ui64Key = bytes_to_num(datain, 6);\r
614 \r
615 // variables\r
616 uint16_t rtr, i, j, len;\r
617 uint16_t davg;\r
618 static uint16_t dmin, dmax;\r
619 uint8_t uid[10];\r
620 uint32_t cuid, nt1, nt2, nttmp, nttest, ks1;\r
621 uint8_t par[1];\r
622 uint32_t target_nt[2], target_ks[2];\r
623 \r
624 uint8_t par_array[4];\r
625 uint16_t ncount = 0;\r
626 struct Crypto1State mpcs = {0, 0};\r
627 struct Crypto1State *pcs;\r
628 pcs = &mpcs;\r
629 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
630\r
631 uint32_t auth1_time, auth2_time;\r
632 static uint16_t delta_time;\r
633\r
634 // free eventually allocated BigBuf memory\r
635 BigBuf_free();\r
636 // clear trace\r
637 clear_trace();\r
638 set_tracing(false);\r
639 \r
640 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
641\r
642 LED_A_ON();\r
643 LED_C_OFF();\r
644\r
645\r
646 // statistics on nonce distance\r
647 if (calibrate) { // for first call only. Otherwise reuse previous calibration\r
648 LED_B_ON();\r
649 WDT_HIT();\r
650\r
651 davg = dmax = 0;\r
652 dmin = 2000;\r
653 delta_time = 0;\r
654 \r
655 for (rtr = 0; rtr < 17; rtr++) {\r
656\r
657 // prepare next select. No need to power down the card.\r
658 if(mifare_classic_halt(pcs, cuid)) {\r
659 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error");\r
660 rtr--;\r
661 continue;\r
662 }\r
663\r
664 if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
665 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card");\r
666 rtr--;\r
667 continue;\r
668 };\r
669\r
670 auth1_time = 0;\r
671 if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time)) {\r
672 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error");\r
673 rtr--;\r
674 continue;\r
675 };\r
676\r
677 if (delta_time) {\r
678 auth2_time = auth1_time + delta_time;\r
679 } else {\r
680 auth2_time = 0;\r
681 }\r
682 if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_NESTED, &nt2, &auth2_time)) {\r
683 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error");\r
684 rtr--;\r
685 continue;\r
686 };\r
687\r
688 nttmp = prng_successor(nt1, 100); //NXP Mifare is typical around 840,but for some unlicensed/compatible mifare card this can be 160\r
689 for (i = 101; i < 1200; i++) {\r
690 nttmp = prng_successor(nttmp, 1);\r
691 if (nttmp == nt2) break;\r
692 }\r
693\r
694 if (i != 1200) {\r
695 if (rtr != 0) {\r
696 davg += i;\r
697 dmin = MIN(dmin, i);\r
698 dmax = MAX(dmax, i);\r
699 }\r
700 else {\r
701 delta_time = auth2_time - auth1_time + 32; // allow some slack for proper timing\r
702 }\r
703 if (MF_DBGLEVEL >= 3) Dbprintf("Nested: calibrating... ntdist=%d", i);\r
704 }\r
705 }\r
706 \r
707 if (rtr <= 1) return;\r
708\r
709 davg = (davg + (rtr - 1)/2) / (rtr - 1);\r
710 \r
711 if (MF_DBGLEVEL >= 3) Dbprintf("min=%d max=%d avg=%d, delta_time=%d", dmin, dmax, davg, delta_time);\r
712\r
713 dmin = davg - 2;\r
714 dmax = davg + 2;\r
715 \r
716 LED_B_OFF();\r
717 \r
718 }\r
719// ------------------------------------------------------------------------------------------------- \r
720 \r
721 LED_C_ON();\r
722\r
723 // get crypted nonces for target sector\r
724 for(i=0; i < 2; i++) { // look for exactly two different nonces\r
725\r
726 target_nt[i] = 0;\r
727 while(target_nt[i] == 0) { // continue until we have an unambiguous nonce\r
728 \r
729 // prepare next select. No need to power down the card.\r
730 if(mifare_classic_halt(pcs, cuid)) {\r
731 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error");\r
732 continue;\r
733 }\r
734\r
735 if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
736 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card");\r
737 continue;\r
738 };\r
739 \r
740 auth1_time = 0;\r
741 if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time)) {\r
742 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error");\r
743 continue;\r
744 };\r
745\r
746 // nested authentication\r
747 auth2_time = auth1_time + delta_time;\r
748 len = mifare_sendcmd_shortex(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, par, &auth2_time);\r
749 if (len != 4) {\r
750 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error len=%d", len);\r
751 continue;\r
752 };\r
753 \r
754 nt2 = bytes_to_num(receivedAnswer, 4); \r
755 if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: Testing nt1=%08x nt2enc=%08x nt2par=%02x", i+1, nt1, nt2, par[0]);\r
756 \r
757 // Parity validity check\r
758 for (j = 0; j < 4; j++) {\r
759 par_array[j] = (oddparity(receivedAnswer[j]) != ((par[0] >> (7-j)) & 0x01));\r
760 }\r
761 \r
762 ncount = 0;\r
763 nttest = prng_successor(nt1, dmin - 1);\r
764 for (j = dmin; j < dmax + 1; j++) {\r
765 nttest = prng_successor(nttest, 1);\r
766 ks1 = nt2 ^ nttest;\r
767\r
768 if (valid_nonce(nttest, nt2, ks1, par_array)){\r
769 if (ncount > 0) { // we are only interested in disambiguous nonces, try again\r
770 if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (ambigous), ntdist=%d", i+1, j);\r
771 target_nt[i] = 0;\r
772 break;\r
773 }\r
774 target_nt[i] = nttest;\r
775 target_ks[i] = ks1;\r
776 ncount++;\r
777 if (i == 1 && target_nt[1] == target_nt[0]) { // we need two different nonces\r
778 target_nt[i] = 0;\r
779 if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#2: dismissed (= nonce#1), ntdist=%d", j);\r
780 break;\r
781 }\r
782 if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: valid, ntdist=%d", i+1, j);\r
783 }\r
784 }\r
785 if (target_nt[i] == 0 && j == dmax+1 && MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (all invalid)", i+1);\r
786 }\r
787 }\r
788\r
789 LED_C_OFF();\r
790 \r
791 // ----------------------------- crypto1 destroy\r
792 crypto1_destroy(pcs);\r
793 \r
794 byte_t buf[4 + 4 * 4];\r
795 memcpy(buf, &cuid, 4);\r
796 memcpy(buf+4, &target_nt[0], 4);\r
797 memcpy(buf+8, &target_ks[0], 4);\r
798 memcpy(buf+12, &target_nt[1], 4);\r
799 memcpy(buf+16, &target_ks[1], 4);\r
800 \r
801 LED_B_ON();\r
802 cmd_send(CMD_ACK, 0, 2, targetBlockNo + (targetKeyType * 0x100), buf, sizeof(buf));\r
803 LED_B_OFF();\r
804\r
805 if (MF_DBGLEVEL >= 3) DbpString("NESTED FINISHED");\r
806\r
807 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
808 LEDsoff();\r
809 set_tracing(TRUE);\r
810}\r
811\r
812//-----------------------------------------------------------------------------\r
813// MIFARE check keys. key count up to 85. \r
814// \r
815//-----------------------------------------------------------------------------\r
816void MifareChkKeys(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
817{\r
818 // params\r
819 uint8_t blockNo = arg0;\r
820 uint8_t keyType = arg1;\r
821 uint8_t keyCount = arg2;\r
822 uint64_t ui64Key = 0;\r
823 \r
824 // variables\r
825 int i;\r
826 byte_t isOK = 0;\r
827 uint8_t uid[10];\r
828 uint32_t cuid;\r
829 struct Crypto1State mpcs = {0, 0};\r
830 struct Crypto1State *pcs;\r
831 pcs = &mpcs;\r
832 \r
833 // clear debug level\r
834 int OLD_MF_DBGLEVEL = MF_DBGLEVEL; \r
835 MF_DBGLEVEL = MF_DBG_NONE;\r
836 \r
837 // clear trace\r
838 clear_trace();\r
839 set_tracing(TRUE);\r
840\r
841 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
842\r
843 LED_A_ON();\r
844 LED_B_OFF();\r
845 LED_C_OFF();\r
846\r
847 for (i = 0; i < keyCount; i++) {\r
848 if(mifare_classic_halt(pcs, cuid)) {\r
849 if (MF_DBGLEVEL >= 1) Dbprintf("ChkKeys: Halt error");\r
850 }\r
851\r
852 if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
853 if (OLD_MF_DBGLEVEL >= 1) Dbprintf("ChkKeys: Can't select card");\r
854 break;\r
855 };\r
856\r
857 ui64Key = bytes_to_num(datain + i * 6, 6);\r
858 if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r
859 continue;\r
860 };\r
861 \r
862 isOK = 1;\r
863 break;\r
864 }\r
865 \r
866 // ----------------------------- crypto1 destroy\r
867 crypto1_destroy(pcs);\r
868 \r
869 LED_B_ON();\r
870 cmd_send(CMD_ACK,isOK,0,0,datain + i * 6,6);\r
871 LED_B_OFF();\r
872\r
873 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
874 LEDsoff();\r
875\r
876 // restore debug level\r
877 MF_DBGLEVEL = OLD_MF_DBGLEVEL; \r
878}\r
879\r
880//-----------------------------------------------------------------------------\r
881// MIFARE commands set debug level\r
882// \r
883//-----------------------------------------------------------------------------\r
884void MifareSetDbgLvl(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
885 MF_DBGLEVEL = arg0;\r
886 Dbprintf("Debug level: %d", MF_DBGLEVEL);\r
887}\r
888\r
889//-----------------------------------------------------------------------------\r
890// Work with emulator memory\r
891// \r
892//-----------------------------------------------------------------------------\r
893void MifareEMemClr(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
894 emlClearMem();\r
895}\r
896\r
897void MifareEMemSet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
898 emlSetMem(datain, arg0, arg1); // data, block num, blocks count\r
899}\r
900\r
901void MifareEMemGet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
902 byte_t buf[USB_CMD_DATA_SIZE];\r
903 emlGetMem(buf, arg0, arg1); // data, block num, blocks count (max 4)\r
904\r
905 LED_B_ON();\r
906 cmd_send(CMD_ACK,arg0,arg1,0,buf,USB_CMD_DATA_SIZE);\r
907 LED_B_OFF();\r
908}\r
909\r
910//-----------------------------------------------------------------------------\r
911// Load a card into the emulator memory\r
912// \r
913//-----------------------------------------------------------------------------\r
914void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
915 uint8_t numSectors = arg0;\r
916 uint8_t keyType = arg1;\r
917 uint64_t ui64Key = 0;\r
918 uint32_t cuid;\r
919 struct Crypto1State mpcs = {0, 0};\r
920 struct Crypto1State *pcs;\r
921 pcs = &mpcs;\r
922\r
923 // variables\r
924 byte_t dataoutbuf[16];\r
925 byte_t dataoutbuf2[16];\r
926 uint8_t uid[10];\r
927\r
928 // clear trace\r
929 clear_trace();\r
930 set_tracing(false);\r
931 \r
932 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
933\r
934 LED_A_ON();\r
935 LED_B_OFF();\r
936 LED_C_OFF();\r
937 \r
938 bool isOK = true;\r
939\r
940 if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
941 isOK = false;\r
942 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
943 }\r
944 \r
945 for (uint8_t sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) {\r
946 ui64Key = emlGetKey(sectorNo, keyType);\r
947 if (sectorNo == 0){\r
948 if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_FIRST)) {\r
949 isOK = false;\r
950 if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%2d]. Auth error", sectorNo);\r
951 break;\r
952 }\r
953 } else {\r
954 if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_NESTED)) {\r
955 isOK = false;\r
956 if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%2d]. Auth nested error", sectorNo);\r
957 break;\r
958 }\r
959 }\r
960 \r
961 for (uint8_t blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {\r
962 if(isOK && mifare_classic_readblock(pcs, cuid, FirstBlockOfSector(sectorNo) + blockNo, dataoutbuf)) {\r
963 isOK = false;\r
964 if (MF_DBGLEVEL >= 1) Dbprintf("Error reading sector %2d block %2d", sectorNo, blockNo);\r
965 break;\r
966 };\r
967 if (isOK) {\r
968 if (blockNo < NumBlocksPerSector(sectorNo) - 1) {\r
969 emlSetMem(dataoutbuf, FirstBlockOfSector(sectorNo) + blockNo, 1);\r
970 } else { // sector trailer, keep the keys, set only the AC\r
971 emlGetMem(dataoutbuf2, FirstBlockOfSector(sectorNo) + blockNo, 1);\r
972 memcpy(&dataoutbuf2[6], &dataoutbuf[6], 4);\r
973 emlSetMem(dataoutbuf2, FirstBlockOfSector(sectorNo) + blockNo, 1);\r
974 }\r
975 }\r
976 }\r
977\r
978 }\r
979\r
980 if(mifare_classic_halt(pcs, cuid)) {\r
981 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
982 };\r
983\r
984 // ----------------------------- crypto1 destroy\r
985 crypto1_destroy(pcs);\r
986\r
987 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
988 LEDsoff();\r
989 \r
990 if (MF_DBGLEVEL >= 2) DbpString("EMUL FILL SECTORS FINISHED");\r
991\r
992}\r
993\r
994\r
995//-----------------------------------------------------------------------------\r
996// Work with "magic Chinese" card (email him: ouyangweidaxian@live.cn)\r
997// \r
998//-----------------------------------------------------------------------------\r
999void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
1000 \r
1001 // params\r
1002 uint8_t needWipe = arg0;\r
1003 // bit 0 - need get UID\r
1004 // bit 1 - need wupC\r
1005 // bit 2 - need HALT after sequence\r
1006 // bit 3 - need init FPGA and field before sequence\r
1007 // bit 4 - need reset FPGA and LED\r
1008 uint8_t workFlags = arg1;\r
1009 uint8_t blockNo = arg2;\r
1010 \r
1011 // card commands\r
1012 uint8_t wupC1[] = { 0x40 }; \r
1013 uint8_t wupC2[] = { 0x43 }; \r
1014 uint8_t wipeC[] = { 0x41 }; \r
1015 \r
1016 // variables\r
1017 byte_t isOK = 0;\r
1018 uint8_t uid[10] = {0x00};\r
1019 uint8_t d_block[18] = {0x00};\r
1020 uint32_t cuid;\r
1021 \r
1022 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
1023 uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
1024\r
1025 // reset FPGA and LED\r
1026 if (workFlags & 0x08) {\r
1027 LED_A_ON();\r
1028 LED_B_OFF();\r
1029 LED_C_OFF();\r
1030 \r
1031 clear_trace();\r
1032 set_tracing(TRUE);\r
1033 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
1034 }\r
1035\r
1036 while (true) {\r
1037\r
1038 // get UID from chip\r
1039 if (workFlags & 0x01) {\r
1040 if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
1041 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
1042 break;\r
1043 };\r
1044\r
1045 if(mifare_classic_halt(NULL, cuid)) {\r
1046 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
1047 break;\r
1048 };\r
1049 };\r
1050 \r
1051 // reset chip\r
1052 if (needWipe){\r
1053 ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
1054 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
1055 if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r
1056 break;\r
1057 };\r
1058\r
1059 ReaderTransmit(wipeC, sizeof(wipeC), NULL);\r
1060 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
1061 if (MF_DBGLEVEL >= 1) Dbprintf("wipeC error");\r
1062 break;\r
1063 };\r
1064\r
1065 if(mifare_classic_halt(NULL, cuid)) {\r
1066 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
1067 break;\r
1068 };\r
1069 }; \r
1070\r
1071 // write block\r
1072 if (workFlags & 0x02) {\r
1073 ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
1074 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
1075 if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r
1076 break;\r
1077 };\r
1078\r
1079 ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
1080 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
1081 if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");\r
1082 break;\r
1083 };\r
1084 }\r
1085\r
1086 if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 1) || (receivedAnswer[0] != 0x0a)) {\r
1087 if (MF_DBGLEVEL >= 1) Dbprintf("write block send command error");\r
1088 break;\r
1089 };\r
1090 \r
1091 memcpy(d_block, datain, 16);\r
1092 AppendCrc14443a(d_block, 16);\r
1093 \r
1094 ReaderTransmit(d_block, sizeof(d_block), NULL);\r
1095 if ((ReaderReceive(receivedAnswer, receivedAnswerPar) != 1) || (receivedAnswer[0] != 0x0a)) {\r
1096 if (MF_DBGLEVEL >= 1) Dbprintf("write block send data error");\r
1097 break;\r
1098 }; \r
1099 \r
1100 if (workFlags & 0x04) {\r
1101 if (mifare_classic_halt(NULL, cuid)) {\r
1102 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
1103 break;\r
1104 };\r
1105 }\r
1106 \r
1107 isOK = 1;\r
1108 break;\r
1109 }\r
1110 \r
1111 LED_B_ON();\r
1112 cmd_send(CMD_ACK,isOK,0,0,uid,4);\r
1113 LED_B_OFF();\r
1114\r
1115 if ((workFlags & 0x10) || (!isOK)) {\r
1116 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1117 LEDsoff();\r
1118 }\r
1119}\r
1120\r
1121\r
1122void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
1123 \r
1124 // params\r
1125 // bit 1 - need wupC\r
1126 // bit 2 - need HALT after sequence\r
1127 // bit 3 - need init FPGA and field before sequence\r
1128 // bit 4 - need reset FPGA and LED\r
1129 uint8_t workFlags = arg0;\r
1130 uint8_t blockNo = arg2;\r
1131 \r
1132 // card commands\r
1133 uint8_t wupC1[] = { 0x40 }; \r
1134 uint8_t wupC2[] = { 0x43 }; \r
1135 \r
1136 // variables\r
1137 byte_t isOK = 0;\r
1138 uint8_t data[18] = {0x00};\r
1139 uint32_t cuid = 0;\r
1140 \r
1141 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
1142 uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
1143 \r
1144 if (workFlags & 0x08) {\r
1145 LED_A_ON();\r
1146 LED_B_OFF();\r
1147 LED_C_OFF();\r
1148 \r
1149 clear_trace();\r
1150 set_tracing(TRUE);\r
1151 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
1152 }\r
1153\r
1154 while (true) {\r
1155 if (workFlags & 0x02) {\r
1156 ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
1157 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
1158 if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r
1159 break;\r
1160 };\r
1161\r
1162 ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
1163 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
1164 if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");\r
1165 break;\r
1166 };\r
1167 }\r
1168\r
1169 // read block\r
1170 if ((mifare_sendcmd_short(NULL, 0, 0x30, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 18)) {\r
1171 if (MF_DBGLEVEL >= 1) Dbprintf("read block send command error");\r
1172 break;\r
1173 };\r
1174 memcpy(data, receivedAnswer, 18);\r
1175 \r
1176 if (workFlags & 0x04) {\r
1177 if (mifare_classic_halt(NULL, cuid)) {\r
1178 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
1179 break;\r
1180 };\r
1181 }\r
1182 \r
1183 isOK = 1;\r
1184 break;\r
1185 }\r
1186 \r
1187 LED_B_ON();\r
1188 cmd_send(CMD_ACK,isOK,0,0,data,18);\r
1189 LED_B_OFF();\r
1190\r
1191 if ((workFlags & 0x10) || (!isOK)) {\r
1192 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1193 LEDsoff();\r
1194 }\r
1195}\r
1196\r
1197void MifareCIdent(){\r
1198 \r
1199 // card commands\r
1200 uint8_t wupC1[] = { 0x40 }; \r
1201 uint8_t wupC2[] = { 0x43 }; \r
1202 \r
1203 // variables\r
1204 byte_t isOK = 1;\r
1205 \r
1206 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
1207 uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
1208\r
1209 ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
1210 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
1211 isOK = 0;\r
1212 };\r
1213\r
1214 ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
1215 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
1216 isOK = 0;\r
1217 };\r
1218\r
1219 if (mifare_classic_halt(NULL, 0)) {\r
1220 isOK = 0;\r
1221 };\r
1222\r
1223 cmd_send(CMD_ACK,isOK,0,0,0,0);\r
1224}\r
1225\r
1226 //\r
1227// DESFIRE\r
1228//\r
1229\r
1230void Mifare_DES_Auth1(uint8_t arg0, uint8_t *datain){\r
1231\r
1232 byte_t dataout[11] = {0x00};\r
1233 uint8_t uid[10] = {0x00};\r
1234 uint32_t cuid;\r
1235 \r
1236 clear_trace();\r
1237 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
1238\r
1239 int len = iso14443a_select_card(uid, NULL, &cuid);\r
1240 if(!len) {\r
1241 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");\r
1242 OnError(1);\r
1243 return;\r
1244 };\r
1245\r
1246 if(mifare_desfire_des_auth1(cuid, dataout)){\r
1247 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication part1: Fail.");\r
1248 OnError(4);\r
1249 return;\r
1250 }\r
1251\r
1252 if (MF_DBGLEVEL >= MF_DBG_EXTENDED) DbpString("AUTH 1 FINISHED");\r
1253 cmd_send(CMD_ACK,1,cuid,0,dataout, sizeof(dataout));\r
1254}\r
1255\r
1256void Mifare_DES_Auth2(uint32_t arg0, uint8_t *datain){\r
1257\r
1258 uint32_t cuid = arg0;\r
1259 uint8_t key[16] = {0x00};\r
1260 byte_t isOK = 0;\r
1261 byte_t dataout[12] = {0x00};\r
1262 \r
1263 memcpy(key, datain, 16);\r
1264 \r
1265 isOK = mifare_desfire_des_auth2(cuid, key, dataout);\r
1266 \r
1267 if( isOK) {\r
1268 if (MF_DBGLEVEL >= MF_DBG_EXTENDED) \r
1269 Dbprintf("Authentication part2: Failed"); \r
1270 //OnError(4);\r
1271 return;\r
1272 }\r
1273\r
1274 if (MF_DBGLEVEL >= MF_DBG_EXTENDED) \r
1275 DbpString("AUTH 2 FINISHED");\r
1276\r
1277 cmd_send(CMD_ACK, isOK, 0, 0, dataout, sizeof(dataout));\r
1278 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1279 LEDsoff();\r
1280}\r
1281\r
1282void OnSuccess(){\r
1283 pcb_blocknum = 0;\r
1284 ReaderTransmit(deselect_cmd, 3 , NULL);\r
1285 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1286 LEDsoff();\r
1287}\r
1288\r
1289void OnError(uint8_t reason){\r
1290 pcb_blocknum = 0;\r
1291 ReaderTransmit(deselect_cmd, 3 , NULL);\r
1292 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1293 cmd_send(CMD_ACK,0,reason,0,0,0);\r
1294 LEDsoff();\r
1295}\r
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