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[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
88e20c9f 7// Iceman - May 2014,2015,2016\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
a631936e 19#include "crc.h"\r
c2731f37 20#include "protocols.h"\r
f8ada309 21#include "parity.h"\r
a631936e 22\r
8556b852 23//-----------------------------------------------------------------------------\r
baeaf579 24// Select, Authenticate, Read a MIFARE tag. \r
8556b852
M		 25// read block\r
26//-----------------------------------------------------------------------------\r
27void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
28{\r
29 // params\r
30 uint8_t blockNo = arg0;\r
31 uint8_t keyType = arg1;\r
32 uint64_t ui64Key = 0;\r
33 ui64Key = bytes_to_num(datain, 6);\r
34 \r
35 // variables\r
36 byte_t isOK = 0;\r
d798d31c 37 byte_t dataoutbuf[16] = {0x00};\r
38 uint8_t uid[10] = {0x00};\r
39 uint32_t cuid = 0;\r
8556b852
M		 40 struct Crypto1State mpcs = {0, 0};\r
41 struct Crypto1State *pcs;\r
42 pcs = &mpcs;\r
43\r
7bc95e2e 44 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
8556b852 45\r
99cf19d9 46 clear_trace();\r
810f5379 47 set_tracing(true);\r
99cf19d9 48\r
8556b852
M		 49 LED_A_ON();\r
50 LED_B_OFF();\r
51 LED_C_OFF();\r
52\r
53 while (true) {\r
c188b1b9 54 if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {\r
baeaf579 55 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
8556b852
M		 56 break;\r
57 };\r
58\r
59 if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r
baeaf579 60 if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r
8556b852
M		 61 break;\r
62 };\r
63 \r
64 if(mifare_classic_readblock(pcs, cuid, blockNo, dataoutbuf)) {\r
baeaf579 65 if (MF_DBGLEVEL >= 1) Dbprintf("Read block error");\r
8556b852
M		 66 break;\r
67 };\r
68\r
69 if(mifare_classic_halt(pcs, cuid)) {\r
baeaf579 70 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
8556b852
M		 71 break;\r
72 };\r
73 \r
74 isOK = 1;\r
75 break;\r
76 }\r
77 \r
8556b852
M		 78 crypto1_destroy(pcs);\r
79 \r
80 if (MF_DBGLEVEL >= 2) DbpString("READ BLOCK FINISHED");\r
81\r
8556b852 82 LED_B_ON();\r
baeaf579 83 cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);\r
8556b852
M		 84 LED_B_OFF();\r
85\r
a631936e 86 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
87 LEDsoff();\r
88}\r
89\r
4d2e4eea 90void MifareUC_Auth(uint8_t arg0, uint8_t *keybytes){\r
a631936e 91\r
4d2e4eea 92 bool turnOffField = (arg0 == 1);\r
a631936e 93\r
aa60d156 94 LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r
99cf19d9 95\r
a631936e 96 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
97\r
99cf19d9 98 clear_trace();\r
810f5379 99 set_tracing(true);\r
99cf19d9 100\r
c188b1b9 101 if(!iso14443a_select_card(NULL, NULL, NULL, true, 0)) {\r
aa60d156 102 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");\r
0ec548dc 103 OnError(0);\r
a631936e 104 return;\r
105 };\r
106 \r
e7e95088 107 if(!mifare_ultra_auth(keybytes)){\r
4d2e4eea 108 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication failed");\r
0ec548dc 109 OnError(1);\r
a631936e 110 return;\r
111 }\r
112\r
4d2e4eea 113 if (turnOffField) {\r
114 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
115 LEDsoff();\r
cceabb79 116 }\r
9d87eb66 117 cmd_send(CMD_ACK,1,0,0,0,0);\r
7cc204bf 118}\r
119\r
8d53ea14 120// Arg0 = BlockNo,\r
121// Arg1 = UsePwd bool\r
75377d29 122// datain = PWD bytes,\r
0ec548dc 123void MifareUReadBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain)\r
7cc204bf 124{\r
7cc204bf 125 uint8_t blockNo = arg0;\r
787b5bd8 126 byte_t dataout[16] = {0x00};\r
4d2e4eea 127 bool useKey = (arg1 == 1); //UL_C\r
128 bool usePwd = (arg1 == 2); //UL_EV1/NTAG\r
8d53ea14 129\r
75377d29 130 LEDsoff();\r
131 LED_A_ON();\r
787b5bd8 132 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
f168b263 133\r
99cf19d9 134 clear_trace();\r
810f5379 135 set_tracing(true);\r
99cf19d9 136\r
c188b1b9 137 int len = iso14443a_select_card(NULL, NULL, NULL, true, 0);\r
787b5bd8 138 if(!len) {\r
aa60d156 139 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%02X)",len);\r
0ec548dc 140 OnError(1);\r
787b5bd8 141 return;\r
aa60d156 142 }\r
f168b263 143\r
4d2e4eea 144 // UL-C authentication\r
145 if ( useKey ) {\r
8258f409 146 uint8_t key[16] = {0x00};\r
4d2e4eea 147 memcpy(key, datain, sizeof(key) );\r
148\r
e7e95088 149 if ( !mifare_ultra_auth(key) ) {\r
aa60d156 150 OnError(1);\r
f168b263 151 return;\r
0ec548dc 152 }\r
4d2e4eea 153 }\r
f168b263 154\r
4d2e4eea 155 // UL-EV1 / NTAG authentication\r
8258f409 156 if ( usePwd ) {\r
4d2e4eea 157 uint8_t pwd[4] = {0x00};\r
158 memcpy(pwd, datain, 4);\r
159 uint8_t pack[4] = {0,0,0,0};\r
e7e95088 160 if (!mifare_ul_ev1_auth(pwd, pack)) {\r
0ec548dc 161 OnError(1);\r
f168b263 162 return;\r
062b7cb9 163 }\r
8258f409 164 } \r
f168b263 165\r
aa60d156 166 if( mifare_ultra_readblock(blockNo, dataout) ) {\r
167 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Read block error");\r
0ec548dc 168 OnError(2);\r
787b5bd8 169 return;\r
aa60d156 170 }\r
8258f409 171\r
aa60d156 172 if( mifare_ultra_halt() ) {\r
173 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Halt error");\r
0ec548dc 174 OnError(3);\r
787b5bd8 175 return;\r
aa60d156 176 }\r
8258f409 177\r
787b5bd8 178 cmd_send(CMD_ACK,1,0,0,dataout,16);\r
7cc204bf 179 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
180 LEDsoff();\r
181}\r
e7e95088 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
d798d31c 198 uint8_t uid[10] = {0x00};\r
199 uint32_t cuid = 0;\r
8556b852
M		 200 struct Crypto1State mpcs = {0, 0};\r
201 struct Crypto1State *pcs;\r
202 pcs = &mpcs;\r
203\r
7bc95e2e 204 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
8556b852 205\r
99cf19d9 206 clear_trace();\r
810f5379 207 set_tracing(true);\r
208 \r
8556b852
M		 209 LED_A_ON();\r
210 LED_B_OFF();\r
211 LED_C_OFF();\r
212\r
baeaf579 213 isOK = 1;\r
c188b1b9 214 if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {\r
baeaf579 215 isOK = 0;\r
8556b852 216 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
baeaf579 217 }\r
baeaf579 218 \r
e7e95088 219 \r
baeaf579 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 if (MF_DBGLEVEL >= 2) DbpString("READ SECTOR FINISHED");\r
238\r
88e20c9f 239 crypto1_destroy(pcs);\r
240\r
8556b852 241 LED_B_ON();\r
baeaf579 242 cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16*NumBlocksPerSector(sectorNo));\r
6e82300d 243 LED_B_OFF();\r
8556b852 244\r
8556b852
M		 245 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
246 LEDsoff();\r
88e20c9f 247 set_tracing(FALSE);\r
7cc204bf 248}\r
249\r
8d53ea14 250// arg0 = blockNo (start)\r
251// arg1 = Pages (number of blocks)\r
252// arg2 = useKey\r
253// datain = KEY bytes\r
254void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain)\r
7cc204bf 255{\r
99cf19d9 256 LEDsoff();\r
257 LED_A_ON();\r
258 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
259\r
0a0d9a58 260 // free eventually allocated BigBuf memory\r
aaa1a9a2 261 BigBuf_free(); BigBuf_Clear_ext(false);\r
0a0d9a58 262 clear_trace();\r
810f5379 263 set_tracing(true);\r
264 \r
0ec548dc 265 // params\r
8d53ea14 266 uint8_t blockNo = arg0;\r
267 uint16_t blocks = arg1;\r
4d2e4eea 268 bool useKey = (arg2 == 1); //UL_C\r
269 bool usePwd = (arg2 == 2); //UL_EV1/NTAG\r
e7e95088 270 uint32_t countblocks = 0;\r
0a0d9a58 271 uint8_t *dataout = BigBuf_malloc(CARD_MEMORY_SIZE);\r
272 if (dataout == NULL){\r
273 Dbprintf("out of memory");\r
274 OnError(1);\r
275 return;\r
276 }\r
7cc204bf 277\r
c188b1b9 278 int len = iso14443a_select_card(NULL, NULL, NULL, true, 0);\r
787b5bd8 279 if (!len) {\r
aa60d156 280 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%d)",len);\r
0ec548dc 281 OnError(1);\r
787b5bd8 282 return;\r
283 }\r
75377d29 284\r
8258f409 285 // UL-C authentication\r
75377d29 286 if ( useKey ) {\r
287 uint8_t key[16] = {0x00};\r
8258f409 288 memcpy(key, datain, sizeof(key) );\r
75377d29 289\r
9d87eb66 290 if ( !mifare_ultra_auth(key) ) {\r
75377d29 291 OnError(1);\r
292 return;\r
293 }\r
75377d29 294 }\r
295\r
8258f409 296 // UL-EV1 / NTAG authentication\r
297 if (usePwd) {\r
298 uint8_t pwd[4] = {0x00};\r
299 memcpy(pwd, datain, sizeof(pwd));\r
cceabb79 300 uint8_t pack[4] = {0,0,0,0};\r
301\r
9d87eb66 302 if (!mifare_ul_ev1_auth(pwd, pack)){\r
cceabb79 303 OnError(1);\r
cceabb79 304 return; \r
305 }\r
306 }\r
307\r
75377d29 308 for (int i = 0; i < blocks; i++){\r
95aeb706 309 if ((i*4) + 4 >= CARD_MEMORY_SIZE) {\r
9d87eb66 310 Dbprintf("Data exceeds buffer!!");\r
311 break;\r
312 }\r
8d53ea14 313\r
e7e95088 314 len = mifare_ultra_readblock(blockNo + i, dataout + 4 * i);\r
787b5bd8 315 \r
316 if (len) {\r
aa60d156 317 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Read block %d error",i);\r
e7e95088 318 // if no blocks read - error out\r
319 if (i==0){\r
9d87eb66 320 OnError(2);\r
787b5bd8 321 return;\r
e7e95088 322 } else {\r
323 //stop at last successful read block and return what we got\r
324 break;\r
325 }\r
787b5bd8 326 } else {\r
4d2e4eea 327 countblocks++;\r
787b5bd8 328 }\r
329 }\r
75377d29 330\r
4d2e4eea 331 len = mifare_ultra_halt();\r
332 if (len) {\r
aa60d156 333 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Halt error");\r
0ec548dc 334 OnError(3);\r
787b5bd8 335 return;\r
336 }\r
7cc204bf 337\r
4d2e4eea 338 if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("Blocks read %d", countblocks);\r
7cc204bf 339\r
e7e95088 340 countblocks *= 4;\r
95aeb706 341\r
0ce03d9a 342 cmd_send(CMD_ACK, 1, countblocks, BigBuf_max_traceLen(), 0, 0);\r
31d1caa5
MHS		 343 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
344 LEDsoff();\r
46cd801c 345 BigBuf_free();\r
88e20c9f 346 set_tracing(FALSE);\r
7cc204bf 347}\r
348\r
7cc204bf 349//-----------------------------------------------------------------------------\r
baeaf579 350// Select, Authenticate, Write a MIFARE tag. \r
7cc204bf 351// read block\r
8556b852
M		 352//-----------------------------------------------------------------------------\r
353void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
354{\r
355 // params\r
356 uint8_t blockNo = arg0;\r
357 uint8_t keyType = arg1;\r
358 uint64_t ui64Key = 0;\r
d798d31c 359 byte_t blockdata[16] = {0x00};\r
8556b852
M		 360\r
361 ui64Key = bytes_to_num(datain, 6);\r
362 memcpy(blockdata, datain + 10, 16);\r
363 \r
364 // variables\r
365 byte_t isOK = 0;\r
d798d31c 366 uint8_t uid[10] = {0x00};\r
367 uint32_t cuid = 0;\r
8556b852
M		 368 struct Crypto1State mpcs = {0, 0};\r
369 struct Crypto1State *pcs;\r
370 pcs = &mpcs;\r
371\r
7bc95e2e 372 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
8556b852 373\r
99cf19d9 374 clear_trace();\r
810f5379 375 set_tracing(true);\r
376 \r
8556b852
M		 377 LED_A_ON();\r
378 LED_B_OFF();\r
379 LED_C_OFF();\r
380\r
381 while (true) {\r
c188b1b9 382 if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {\r
8556b852
M		 383 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
384 break;\r
385 };\r
386\r
387 if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r
388 if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r
389 break;\r
390 };\r
391 \r
392 if(mifare_classic_writeblock(pcs, cuid, blockNo, blockdata)) {\r
393 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
394 break;\r
395 };\r
396\r
397 if(mifare_classic_halt(pcs, cuid)) {\r
398 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
399 break;\r
400 };\r
401 \r
402 isOK = 1;\r
403 break;\r
404 }\r
405 \r
406 // ----------------------------- crypto1 destroy\r
407 crypto1_destroy(pcs);\r
408 \r
409 if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r
410\r
8556b852 411 LED_B_ON();\r
9492e0b0 412 cmd_send(CMD_ACK,isOK,0,0,0,0);\r
6e82300d 413 LED_B_OFF();\r
8556b852 414\r
8556b852
M		 415 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
416 LEDsoff();\r
88e20c9f 417 set_tracing(FALSE);\r
7cc204bf 418}\r
419\r
95aeb706 420/* // Command not needed but left for future testing \r
421void MifareUWriteBlockCompat(uint8_t arg0, uint8_t *datain)\r
7cc204bf 422{\r
f168b263 423 uint8_t blockNo = arg0;\r
787b5bd8 424 byte_t blockdata[16] = {0x00};\r
7cc204bf 425\r
f168b263 426 memcpy(blockdata, datain, 16);\r
427\r
787b5bd8 428 uint8_t uid[10] = {0x00};\r
7cc204bf 429\r
aa60d156 430 LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r
7cc204bf 431\r
aa60d156 432 clear_trace();\r
810f5379 433 set_tracing(true);\r
aa60d156 434 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
7cc204bf 435\r
c188b1b9 436 if(!iso14443a_select_card(uid, NULL, NULL, true, 0)) {\r
aa60d156 437 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
438 OnError(0);\r
439 return;\r
440 };\r
441\r
95aeb706 442 if(mifare_ultra_writeblock_compat(blockNo, blockdata)) {\r
aa60d156 443 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
444 OnError(0);\r
445 return; };\r
446\r
447 if(mifare_ultra_halt()) {\r
448 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
449 OnError(0);\r
450 return;\r
451 };\r
f168b263 452\r
aa60d156 453 if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r
7cc204bf 454\r
aa60d156 455 cmd_send(CMD_ACK,1,0,0,0,0);\r
456 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
457 LEDsoff();\r
7cc204bf 458}\r
95aeb706 459*/\r
7cc204bf 460\r
fff69a1e 461// Arg0 : Block to write to.\r
462// Arg1 : 0 = use no authentication.\r
463// 1 = use 0x1A authentication.\r
464// 2 = use 0x1B authentication.\r
465// datain : 4 first bytes is data to be written.\r
466// : 4/16 next bytes is authentication key.\r
95aeb706 467void MifareUWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain)\r
7cc204bf 468{\r
baeaf579 469 uint8_t blockNo = arg0;\r
fff69a1e 470 bool useKey = (arg1 == 1); //UL_C\r
471 bool usePwd = (arg1 == 2); //UL_EV1/NTAG\r
787b5bd8 472 byte_t blockdata[4] = {0x00};\r
7cc204bf 473\r
8258f409 474 memcpy(blockdata, datain,4);\r
aa60d156 475 \r
8d53ea14 476 LEDsoff();\r
477 LED_A_ON();\r
aa60d156 478 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
479\r
99cf19d9 480 clear_trace();\r
810f5379 481 set_tracing(true);\r
482 \r
c188b1b9 483 if(!iso14443a_select_card(NULL, NULL, NULL, true, 0)) {\r
aa60d156 484 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
485 OnError(0);\r
486 return;\r
487 };\r
7cc204bf 488\r
fff69a1e 489 // UL-C authentication\r
490 if ( useKey ) {\r
491 uint8_t key[16] = {0x00}; \r
492 memcpy(key, datain+4, sizeof(key) );\r
493\r
494 if ( !mifare_ultra_auth(key) ) {\r
495 OnError(1);\r
496 return; \r
497 }\r
498 }\r
499 \r
500 // UL-EV1 / NTAG authentication\r
501 if (usePwd) { \r
502 uint8_t pwd[4] = {0x00};\r
503 memcpy(pwd, datain+4, 4);\r
504 uint8_t pack[4] = {0,0,0,0};\r
505 if (!mifare_ul_ev1_auth(pwd, pack)) {\r
506 OnError(1);\r
507 return; \r
508 }\r
509 }\r
510 \r
95aeb706 511 if(mifare_ultra_writeblock(blockNo, blockdata)) {\r
aa60d156 512 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
513 OnError(0);\r
514 return;\r
515 };\r
516\r
517 if(mifare_ultra_halt()) {\r
518 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
519 OnError(0);\r
520 return;\r
521 };\r
522\r
523 if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r
524\r
525 cmd_send(CMD_ACK,1,0,0,0,0);\r
526 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
527 LEDsoff();\r
88e20c9f 528 set_tracing(FALSE);\r
aa60d156 529}\r
530\r
531void MifareUSetPwd(uint8_t arg0, uint8_t *datain){\r
532 \r
533 uint8_t pwd[16] = {0x00};\r
534 byte_t blockdata[4] = {0x00};\r
535 \r
536 memcpy(pwd, datain, 16);\r
537 \r
538 LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r
baeaf579 539 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
7cc204bf 540\r
99cf19d9 541 clear_trace();\r
810f5379 542 set_tracing(true);\r
543 \r
c188b1b9 544 if(!iso14443a_select_card(NULL, NULL, NULL, true, 0)) {\r
aa60d156 545 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
546 OnError(0);\r
547 return;\r
548 };\r
7cc204bf 549\r
aa60d156 550 blockdata[0] = pwd[7];\r
551 blockdata[1] = pwd[6];\r
552 blockdata[2] = pwd[5];\r
553 blockdata[3] = pwd[4];\r
95aeb706 554 if(mifare_ultra_writeblock( 44, blockdata)) {\r
aa60d156 555 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
556 OnError(44);\r
557 return;\r
558 };\r
7cc204bf 559\r
aa60d156 560 blockdata[0] = pwd[3];\r
561 blockdata[1] = pwd[2];\r
562 blockdata[2] = pwd[1];\r
563 blockdata[3] = pwd[0];\r
95aeb706 564 if(mifare_ultra_writeblock( 45, blockdata)) {\r
aa60d156 565 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
566 OnError(45);\r
567 return;\r
568 };\r
7cc204bf 569\r
aa60d156 570 blockdata[0] = pwd[15];\r
571 blockdata[1] = pwd[14];\r
572 blockdata[2] = pwd[13];\r
573 blockdata[3] = pwd[12];\r
95aeb706 574 if(mifare_ultra_writeblock( 46, blockdata)) {\r
aa60d156 575 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
576 OnError(46);\r
577 return;\r
578 };\r
7cc204bf 579\r
aa60d156 580 blockdata[0] = pwd[11];\r
581 blockdata[1] = pwd[10];\r
582 blockdata[2] = pwd[9];\r
583 blockdata[3] = pwd[8];\r
95aeb706 584 if(mifare_ultra_writeblock( 47, blockdata)) {\r
aa60d156 585 if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r
586 OnError(47);\r
587 return;\r
588 }; \r
7cc204bf 589\r
aa60d156 590 if(mifare_ultra_halt()) {\r
591 if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
592 OnError(0);\r
593 return;\r
594 };\r
7cc204bf 595\r
aa60d156 596 cmd_send(CMD_ACK,1,0,0,0,0);\r
baeaf579 597 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
598 LEDsoff();\r
88e20c9f 599 set_tracing(FALSE);\r
7cc204bf 600}\r
601\r
602// Return 1 if the nonce is invalid else return 0\r
6a1f2d82 603int valid_nonce(uint32_t Nt, uint32_t NtEnc, uint32_t Ks1, uint8_t *parity) {\r
f8ada309 604 return ((oddparity8((Nt >> 24) & 0xFF) == ((parity[0]) ^ oddparity8((NtEnc >> 24) & 0xFF) ^ BIT(Ks1,16))) & \\r
605 (oddparity8((Nt >> 16) & 0xFF) == ((parity[1]) ^ oddparity8((NtEnc >> 16) & 0xFF) ^ BIT(Ks1,8))) & \\r
606 (oddparity8((Nt >> 8) & 0xFF) == ((parity[2]) ^ oddparity8((NtEnc >> 8) & 0xFF) ^ BIT(Ks1,0)))) ? 1 : 0;\r
8556b852
M		 607}\r
608\r
9492e0b0 609\r
c188b1b9 610//-----------------------------------------------------------------------------\r
611// acquire encrypted nonces in order to perform the attack described in\r
612// Carlo Meijer, Roel Verdult, "Ciphertext-only Cryptanalysis on Hardened\r
613// Mifare Classic Cards" in Proceedings of the 22nd ACM SIGSAC Conference on \r
614// Computer and Communications Security, 2015\r
615//-----------------------------------------------------------------------------\r
86d597a5 616#define AUTHENTICATION_TIMEOUT 848 // card times out 1ms after wrong authentication (according to NXP documentation)\r
617#define PRE_AUTHENTICATION_LEADTIME 400 // some (non standard) cards need a pause after select before they are ready for first authentication \r
618\r
c188b1b9 619void MifareAcquireEncryptedNonces(uint32_t arg0, uint32_t arg1, uint32_t flags, uint8_t *datain)\r
620{\r
621 uint64_t ui64Key = 0;\r
d798d31c 622 uint8_t uid[10] = {0x00};\r
4a71da5a 623 uint32_t cuid = 0;\r
c188b1b9 624 uint8_t cascade_levels = 0;\r
625 struct Crypto1State mpcs = {0, 0};\r
626 struct Crypto1State *pcs;\r
627 pcs = &mpcs;\r
d798d31c 628 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE] = {0x00};\r
c188b1b9 629 int16_t isOK = 0;\r
d798d31c 630 uint8_t par_enc[1] = {0x00};\r
c188b1b9 631 uint8_t nt_par_enc = 0;\r
d798d31c 632 uint8_t buf[USB_CMD_DATA_SIZE] = {0x00};\r
633 uint32_t timeout = 0;\r
c188b1b9 634 \r
635 uint8_t blockNo = arg0 & 0xff;\r
636 uint8_t keyType = (arg0 >> 8) & 0xff;\r
637 uint8_t targetBlockNo = arg1 & 0xff;\r
638 uint8_t targetKeyType = (arg1 >> 8) & 0xff;\r
639 ui64Key = bytes_to_num(datain, 6);\r
640 bool initialize = flags & 0x0001;\r
641 bool slow = flags & 0x0002;\r
642 bool field_off = flags & 0x0004;\r
643 \r
c188b1b9 644 LED_A_ON();\r
645 LED_C_OFF();\r
646\r
647 if (initialize) {\r
648 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
649 clear_trace();\r
650 set_tracing(true);\r
651 }\r
652 \r
653 LED_C_ON();\r
654 \r
655 uint16_t num_nonces = 0;\r
656 bool have_uid = false;\r
657 for (uint16_t i = 0; i <= USB_CMD_DATA_SIZE - 9; ) {\r
658\r
659 // Test if the action was cancelled\r
660 if(BUTTON_PRESS()) {\r
661 isOK = 2;\r
662 field_off = true;\r
663 break;\r
664 }\r
665\r
666 if (!have_uid) { // need a full select cycle to get the uid first\r
667 iso14a_card_select_t card_info; \r
668 if(!iso14443a_select_card(uid, &card_info, &cuid, true, 0)) {\r
669 if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Can't select card (ALL)");\r
670 continue;\r
671 }\r
672 switch (card_info.uidlen) {\r
673 case 4 : cascade_levels = 1; break;\r
674 case 7 : cascade_levels = 2; break;\r
675 case 10: cascade_levels = 3; break;\r
676 default: break;\r
677 }\r
678 have_uid = true; \r
679 } else { // no need for anticollision. We can directly select the card\r
680 if(!iso14443a_select_card(uid, NULL, NULL, false, cascade_levels)) {\r
681 if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Can't select card (UID)");\r
682 continue;\r
683 }\r
684 }\r
685 \r
686 if (slow) {\r
687 timeout = GetCountSspClk() + PRE_AUTHENTICATION_LEADTIME;\r
688 while(GetCountSspClk() < timeout);\r
689 }\r
690\r
691 uint32_t nt1;\r
692 if (mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, NULL)) {\r
693 if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Auth1 error");\r
694 continue;\r
695 }\r
696\r
697 // nested authentication\r
698 uint16_t len = mifare_sendcmd_short(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, par_enc, NULL);\r
699 if (len != 4) {\r
700 if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Auth2 error len=%d", len);\r
701 continue;\r
702 }\r
703 \r
704 // send a dummy byte as reader response in order to trigger the cards authentication timeout\r
705 uint8_t dummy_answer = 0;\r
706 ReaderTransmit(&dummy_answer, 1, NULL);\r
707 timeout = GetCountSspClk() + AUTHENTICATION_TIMEOUT;\r
708 \r
709 num_nonces++;\r
710 if (num_nonces % 2) {\r
711 memcpy(buf+i, receivedAnswer, 4);\r
712 nt_par_enc = par_enc[0] & 0xf0;\r
713 } else {\r
714 nt_par_enc |= par_enc[0] >> 4;\r
715 memcpy(buf+i+4, receivedAnswer, 4);\r
716 memcpy(buf+i+8, &nt_par_enc, 1);\r
717 i += 9;\r
718 }\r
c188b1b9 719 // wait for the card to become ready again\r
68410a48 720 while(GetCountSspClk() < timeout); \r
c188b1b9 721 }\r
722\r
723 LED_C_OFF();\r
724 \r
725 crypto1_destroy(pcs);\r
726 \r
727 LED_B_ON();\r
728 cmd_send(CMD_ACK, isOK, cuid, num_nonces, buf, sizeof(buf));\r
729 LED_B_OFF();\r
730\r
731 if (MF_DBGLEVEL >= 3) DbpString("AcquireEncryptedNonces finished");\r
732\r
733 if (field_off) {\r
734 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
735 LEDsoff();\r
88e20c9f 736 set_tracing(FALSE);\r
c188b1b9 737 }\r
738}\r
739\r
740\r
8556b852
M		 741//-----------------------------------------------------------------------------\r
742// MIFARE nested authentication. \r
743// \r
744//-----------------------------------------------------------------------------\r
9492e0b0 745void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *datain)\r
8556b852
M		 746{\r
747 // params\r
9492e0b0 748 uint8_t blockNo = arg0 & 0xff;\r
749 uint8_t keyType = (arg0 >> 8) & 0xff;\r
750 uint8_t targetBlockNo = arg1 & 0xff;\r
751 uint8_t targetKeyType = (arg1 >> 8) & 0xff;\r
8556b852
M		 752 uint64_t ui64Key = 0;\r
753\r
754 ui64Key = bytes_to_num(datain, 6);\r
755 \r
756 // variables\r
9492e0b0 757 uint16_t rtr, i, j, len;\r
d798d31c 758 uint16_t davg = 0;\r
9492e0b0 759 static uint16_t dmin, dmax;\r
d798d31c 760 uint8_t uid[10] = {0x00};\r
5ebcb867 761 uint32_t cuid = 0, nt1, nt2, nttmp, nttest, ks1;\r
d798d31c 762 uint8_t par[1] = {0x00};\r
763 uint32_t target_nt[2] = {0x00}, target_ks[2] = {0x00};\r
9492e0b0 764 \r
d798d31c 765 uint8_t par_array[4] = {0x00};\r
9492e0b0 766 uint16_t ncount = 0;\r
8556b852
M		 767 struct Crypto1State mpcs = {0, 0};\r
768 struct Crypto1State *pcs;\r
769 pcs = &mpcs;\r
5ebcb867 770 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE] = {0x00};\r
8556b852 771\r
9492e0b0 772 uint32_t auth1_time, auth2_time;\r
7504dc50 773 static uint16_t delta_time = 0;\r
9492e0b0 774\r
99cf19d9 775 LED_A_ON();\r
776 LED_C_OFF();\r
777 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
778\r
f71f4deb 779 // free eventually allocated BigBuf memory\r
aaa1a9a2 780 BigBuf_free(); BigBuf_Clear_ext(false);\r
781 \r
b10a759f 782 if (calibrate) clear_trace();\r
783 set_tracing(true);\r
8556b852 784\r
9492e0b0 785 // statistics on nonce distance\r
c830303d 786 int16_t isOK = 0;\r
787 #define NESTED_MAX_TRIES 12\r
788 uint16_t unsuccessfull_tries = 0;\r
9492e0b0 789 if (calibrate) { // for first call only. Otherwise reuse previous calibration\r
790 LED_B_ON();\r
3fe4ff4f 791 WDT_HIT();\r
8556b852 792\r
9492e0b0 793 davg = dmax = 0;\r
794 dmin = 2000;\r
795 delta_time = 0;\r
8556b852 796 \r
9492e0b0 797 for (rtr = 0; rtr < 17; rtr++) {\r
8556b852 798\r
c830303d 799 // Test if the action was cancelled\r
800 if(BUTTON_PRESS()) {\r
801 isOK = -2;\r
802 break;\r
803 }\r
804\r
9492e0b0 805 // prepare next select. No need to power down the card.\r
806 if(mifare_classic_halt(pcs, cuid)) {\r
807 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error");\r
808 rtr--;\r
809 continue;\r
810 }\r
811\r
c188b1b9 812 if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {\r
9492e0b0 813 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card");\r
814 rtr--;\r
815 continue;\r
816 };\r
817\r
818 auth1_time = 0;\r
819 if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time)) {\r
820 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error");\r
821 rtr--;\r
822 continue;\r
823 };\r
7504dc50 824 auth2_time = (delta_time) ? auth1_time + delta_time : 0;\r
9492e0b0 825\r
9492e0b0 826 if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_NESTED, &nt2, &auth2_time)) {\r
827 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error");\r
828 rtr--;\r
829 continue;\r
830 };\r
831\r
b19bd5d6 832 nttmp = prng_successor(nt1, 100); //NXP Mifare is typical around 840,but for some unlicensed/compatible mifare card this can be 160\r
833 for (i = 101; i < 1200; i++) {\r
2abdfa49 834 nttmp = prng_successor(nttmp, 1);\r
9492e0b0 835 if (nttmp == nt2) break;\r
836 }\r
837\r
838 if (i != 1200) {\r
839 if (rtr != 0) {\r
840 davg += i;\r
841 dmin = MIN(dmin, i);\r
842 dmax = MAX(dmax, i);\r
843 }\r
844 else {\r
845 delta_time = auth2_time - auth1_time + 32; // allow some slack for proper timing\r
846 }\r
847 if (MF_DBGLEVEL >= 3) Dbprintf("Nested: calibrating... ntdist=%d", i);\r
c830303d 848 } else {\r
849 unsuccessfull_tries++;\r
850 if (unsuccessfull_tries > NESTED_MAX_TRIES) { // card isn't vulnerable to nested attack (random numbers are not predictable)\r
851 isOK = -3;\r
852 }\r
9492e0b0 853 }\r
8556b852 854 }\r
8556b852 855\r
9492e0b0 856 davg = (davg + (rtr - 1)/2) / (rtr - 1);\r
857 \r
c830303d 858 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 859\r
9492e0b0 860 dmin = davg - 2;\r
861 dmax = davg + 2;\r
862 \r
863 LED_B_OFF();\r
9492e0b0 864 }\r
8556b852
M		 865// ------------------------------------------------------------------------------------------------- \r
866 \r
867 LED_C_ON();\r
868\r
869 // get crypted nonces for target sector\r
c830303d 870 for(i=0; i < 2 && !isOK; i++) { // look for exactly two different nonces\r
8556b852 871\r
9492e0b0 872 target_nt[i] = 0;\r
873 while(target_nt[i] == 0) { // continue until we have an unambiguous nonce\r
8556b852 874 \r
9492e0b0 875 // prepare next select. No need to power down the card.\r
876 if(mifare_classic_halt(pcs, cuid)) {\r
877 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error");\r
878 continue;\r
879 }\r
8556b852 880\r
c188b1b9 881 if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {\r
9492e0b0 882 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card");\r
883 continue;\r
884 };\r
8556b852 885 \r
9492e0b0 886 auth1_time = 0;\r
887 if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time)) {\r
888 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error");\r
889 continue;\r
890 };\r
8556b852 891\r
9492e0b0 892 // nested authentication\r
893 auth2_time = auth1_time + delta_time;\r
7504dc50 894\r
2d2f7d19 895 len = mifare_sendcmd_short(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, par, &auth2_time);\r
9492e0b0 896 if (len != 4) {\r
897 if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error len=%d", len);\r
898 continue;\r
899 };\r
8556b852 900 \r
9492e0b0 901 nt2 = bytes_to_num(receivedAnswer, 4); \r
6a1f2d82 902 if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: Testing nt1=%08x nt2enc=%08x nt2par=%02x", i+1, nt1, nt2, par[0]);\r
8556b852 903 \r
9492e0b0 904 // Parity validity check\r
7504dc50 905// for (j = 0; j < 4; j++) {\r
906// par_array[j] = (oddparity8(receivedAnswer[j]) != ((par[0] >> (7-j)) & 0x01));\r
907// }\r
908 par_array[0] = (oddparity8(receivedAnswer[0]) != ((par[0] >> (7-0)) & 0x01));\r
909 par_array[1] = (oddparity8(receivedAnswer[1]) != ((par[0] >> (7-1)) & 0x01));\r
910 par_array[2] = (oddparity8(receivedAnswer[2]) != ((par[0] >> (7-2)) & 0x01));\r
911 par_array[3] = (oddparity8(receivedAnswer[3]) != ((par[0] >> (7-3)) & 0x01));\r
9492e0b0 912 \r
913 ncount = 0;\r
914 nttest = prng_successor(nt1, dmin - 1);\r
915 for (j = dmin; j < dmax + 1; j++) {\r
2abdfa49 916 nttest = prng_successor(nttest, 1);\r
9492e0b0 917 ks1 = nt2 ^ nttest;\r
918\r
919 if (valid_nonce(nttest, nt2, ks1, par_array)){\r
920 if (ncount > 0) { // we are only interested in disambiguous nonces, try again\r
921 if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (ambigous), ntdist=%d", i+1, j);\r
922 target_nt[i] = 0;\r
923 break;\r
924 }\r
925 target_nt[i] = nttest;\r
926 target_ks[i] = ks1;\r
927 ncount++;\r
928 if (i == 1 && target_nt[1] == target_nt[0]) { // we need two different nonces\r
929 target_nt[i] = 0;\r
930 if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#2: dismissed (= nonce#1), ntdist=%d", j);\r
8556b852
M		 931 break;\r
932 }\r
9492e0b0 933 if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: valid, ntdist=%d", i+1, j);\r
8556b852 934 }\r
8556b852 935 }\r
9492e0b0 936 if (target_nt[i] == 0 && j == dmax+1 && MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (all invalid)", i+1);\r
8556b852
M		 937 }\r
938 }\r
939\r
940 LED_C_OFF();\r
941 \r
8556b852
M		 942 crypto1_destroy(pcs);\r
943 \r
7504dc50 944 byte_t buf[4 + 4 * 4] = {0};\r
82885445 945 memcpy(buf, &cuid, 4);\r
9492e0b0 946 memcpy(buf+4, &target_nt[0], 4);\r
947 memcpy(buf+8, &target_ks[0], 4);\r
948 memcpy(buf+12, &target_nt[1], 4);\r
949 memcpy(buf+16, &target_ks[1], 4);\r
8556b852
M		 950 \r
951 LED_B_ON();\r
c830303d 952 cmd_send(CMD_ACK, isOK, 0, targetBlockNo + (targetKeyType * 0x100), buf, sizeof(buf));\r
6e82300d 953 LED_B_OFF();\r
8556b852 954\r
9492e0b0 955 if (MF_DBGLEVEL >= 3) DbpString("NESTED FINISHED");\r
8556b852 956\r
8556b852
M		 957 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
958 LEDsoff();\r
5ee53a0e 959 set_tracing(FALSE);\r
8556b852
M		 960}\r
961\r
962//-----------------------------------------------------------------------------\r
9492e0b0 963// MIFARE check keys. key count up to 85. \r
8556b852
M		 964// \r
965//-----------------------------------------------------------------------------\r
86d597a5 966void MifareChkKeys(uint16_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain) {\r
b10a759f 967 uint8_t blockNo = arg0 & 0xff;\r
968 uint8_t keyType = (arg0 >> 8) & 0xff;\r
969 bool clearTrace = arg1;\r
8556b852
M		 970 uint8_t keyCount = arg2;\r
971 uint64_t ui64Key = 0;\r
972 \r
86d597a5 973 bool have_uid = FALSE;\r
974 uint8_t cascade_levels = 0;\r
975 uint32_t timeout = 0;\r
976 \r
8556b852
M		 977 int i;\r
978 byte_t isOK = 0;\r
d798d31c 979 uint8_t uid[10] = {0x00};\r
980 uint32_t cuid = 0;\r
8556b852
M		 981 struct Crypto1State mpcs = {0, 0};\r
982 struct Crypto1State *pcs;\r
983 pcs = &mpcs;\r
984 \r
2abdfa49 985 // save old debuglevel, and tempory turn off dbg printing. speedissues.\r
8556b852
M		 986 int OLD_MF_DBGLEVEL = MF_DBGLEVEL; \r
987 MF_DBGLEVEL = MF_DBG_NONE;\r
988 \r
7504dc50 989 LEDsoff();\r
8556b852 990 LED_A_ON();\r
7504dc50 991 \r
99cf19d9 992 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
993\r
810f5379 994 if (clearTrace) \r
995 clear_trace();\r
996 \r
99cf19d9 997 set_tracing(TRUE);\r
2abdfa49 998 \r
65c2d21d 999 for (i = 0; i < keyCount; ++i) {\r
8556b852 1000\r
86d597a5 1001 //mifare_classic_halt(pcs, cuid);\r
8556b852 1002\r
86d597a5 1003 // this part is from Piwi's faster nonce collecting part in Hardnested.\r
1004 if (!have_uid) { // need a full select cycle to get the uid first\r
1005 iso14a_card_select_t card_info; \r
1006 if(!iso14443a_select_card(uid, &card_info, &cuid, true, 0)) {\r
1007 if (MF_DBGLEVEL >= 1) Dbprintf("ChkKeys: Can't select card (ALL)");\r
1008 break;\r
1009 }\r
1010 switch (card_info.uidlen) {\r
1011 case 4 : cascade_levels = 1; break;\r
1012 case 7 : cascade_levels = 2; break;\r
1013 case 10: cascade_levels = 3; break;\r
1014 default: break;\r
1015 }\r
1016 have_uid = TRUE; \r
1017 } else { // no need for anticollision. We can directly select the card\r
1018 if(!iso14443a_select_card(uid, NULL, NULL, false, cascade_levels)) {\r
1019 if (MF_DBGLEVEL >= 1) Dbprintf("ChkKeys: Can't select card (UID)");\r
1020 continue;\r
1021 }\r
1022 }\r
1023 \r
8556b852 1024 ui64Key = bytes_to_num(datain + i * 6, 6);\r
2abdfa49 1025 \r
86d597a5 1026 if (mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r
1027\r
1028 uint8_t dummy_answer = 0;\r
1029 ReaderTransmit(&dummy_answer, 1, NULL);\r
1030 timeout = GetCountSspClk() + AUTHENTICATION_TIMEOUT;\r
1031 \r
1032 // wait for the card to become ready again\r
1033 while(GetCountSspClk() < timeout);\r
1034 \r
8556b852 1035 continue;\r
86d597a5 1036 }\r
8556b852
M		 1037 isOK = 1;\r
1038 break;\r
1039 }\r
8556b852 1040 \r
8556b852 1041 LED_B_ON();\r
2abdfa49 1042 cmd_send(CMD_ACK, isOK, 0, 0, datain + i * 6, 6);\r
838c15a6 1043\r
2abdfa49 1044 // restore debug level\r
1045 MF_DBGLEVEL = OLD_MF_DBGLEVEL; \r
1046 \r
8556b852
M		 1047 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1048 LEDsoff();\r
5ee53a0e 1049 set_tracing(FALSE);\r
838c15a6 1050 crypto1_destroy(pcs);\r
8556b852
M		 1051}\r
1052\r
1053//-----------------------------------------------------------------------------\r
1054// MIFARE commands set debug level\r
1055// \r
1056//-----------------------------------------------------------------------------\r
1057void MifareSetDbgLvl(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
1058 MF_DBGLEVEL = arg0;\r
1059 Dbprintf("Debug level: %d", MF_DBGLEVEL);\r
1060}\r
1061\r
1062//-----------------------------------------------------------------------------\r
1063// Work with emulator memory\r
1064// \r
99cf19d9 1065// Note: we call FpgaDownloadAndGo(FPGA_BITSTREAM_HF) here although FPGA is not\r
1066// involved in dealing with emulator memory. But if it is called later, it might\r
1067// destroy the Emulator Memory.\r
8556b852 1068//-----------------------------------------------------------------------------\r
99cf19d9 1069\r
8556b852 1070void MifareEMemClr(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
99cf19d9 1071 FpgaDownloadAndGo(FPGA_BITSTREAM_HF);\r
8556b852
M		 1072 emlClearMem();\r
1073}\r
1074\r
1075void MifareEMemSet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
99cf19d9 1076 FpgaDownloadAndGo(FPGA_BITSTREAM_HF);\r
9332b857 1077 if (arg2==0) arg2 = 16; // backwards compat... default bytewidth\r
0de8e387 1078 emlSetMem_xt(datain, arg0, arg1, arg2); // data, block num, blocks count, block byte width\r
8556b852
M		 1079}\r
1080\r
1081void MifareEMemGet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
99cf19d9 1082 FpgaDownloadAndGo(FPGA_BITSTREAM_HF);\r
d798d31c 1083 byte_t buf[USB_CMD_DATA_SIZE] = {0x00};\r
baeaf579 1084 emlGetMem(buf, arg0, arg1); // data, block num, blocks count (max 4)\r
8556b852
M		 1085\r
1086 LED_B_ON();\r
3fe4ff4f 1087 cmd_send(CMD_ACK,arg0,arg1,0,buf,USB_CMD_DATA_SIZE);\r
8556b852
M		 1088 LED_B_OFF();\r
1089}\r
1090\r
1091//-----------------------------------------------------------------------------\r
1092// Load a card into the emulator memory\r
1093// \r
1094//-----------------------------------------------------------------------------\r
1095void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
baeaf579 1096 uint8_t numSectors = arg0;\r
8556b852
M		 1097 uint8_t keyType = arg1;\r
1098 uint64_t ui64Key = 0;\r
d798d31c 1099 uint32_t cuid = 0;\r
8556b852
M		 1100 struct Crypto1State mpcs = {0, 0};\r
1101 struct Crypto1State *pcs;\r
1102 pcs = &mpcs;\r
1103\r
1104 // variables\r
d798d31c 1105 byte_t dataoutbuf[16] = {0x00};\r
1106 byte_t dataoutbuf2[16] = {0x00};\r
1107 uint8_t uid[10] = {0x00};\r
8556b852 1108\r
8556b852
M		 1109 LED_A_ON();\r
1110 LED_B_OFF();\r
1111 LED_C_OFF();\r
99cf19d9 1112 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
1113 \r
1114 clear_trace();\r
5ee53a0e 1115 set_tracing(TRUE);\r
8556b852 1116 \r
baeaf579 1117 bool isOK = true;\r
1118\r
c188b1b9 1119 if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {\r
baeaf579 1120 isOK = false;\r
1121 if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
1122 }\r
8556b852 1123 \r
baeaf579 1124 for (uint8_t sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) {\r
1125 ui64Key = emlGetKey(sectorNo, keyType);\r
1126 if (sectorNo == 0){\r
1127 if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_FIRST)) {\r
1128 isOK = false;\r
1129 if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%2d]. Auth error", sectorNo);\r
8556b852 1130 break;\r
baeaf579 1131 }\r
1132 } else {\r
1133 if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_NESTED)) {\r
1134 isOK = false;\r
1135 if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%2d]. Auth nested error", sectorNo);\r
8556b852 1136 break;\r
baeaf579 1137 }\r
1138 }\r
1139 \r
1140 for (uint8_t blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {\r
1141 if(isOK && mifare_classic_readblock(pcs, cuid, FirstBlockOfSector(sectorNo) + blockNo, dataoutbuf)) {\r
1142 isOK = false;\r
1143 if (MF_DBGLEVEL >= 1) Dbprintf("Error reading sector %2d block %2d", sectorNo, blockNo);\r
ab8b654e 1144 break;\r
d798d31c 1145 }\r
baeaf579 1146 if (isOK) {\r
1147 if (blockNo < NumBlocksPerSector(sectorNo) - 1) {\r
1148 emlSetMem(dataoutbuf, FirstBlockOfSector(sectorNo) + blockNo, 1);\r
1149 } else { // sector trailer, keep the keys, set only the AC\r
1150 emlGetMem(dataoutbuf2, FirstBlockOfSector(sectorNo) + blockNo, 1);\r
1151 memcpy(&dataoutbuf2[6], &dataoutbuf[6], 4);\r
1152 emlSetMem(dataoutbuf2, FirstBlockOfSector(sectorNo) + blockNo, 1);\r
1153 }\r
1154 }\r
8556b852
M		 1155 }\r
1156\r
baeaf579 1157 }\r
1158\r
d798d31c 1159 if(mifare_classic_halt(pcs, cuid))\r
1160 if (MF_DBGLEVEL >= 1)\r
1161 Dbprintf("Halt error");\r
8556b852
M		 1162\r
1163 // ----------------------------- crypto1 destroy\r
1164 crypto1_destroy(pcs);\r
ab8b654e
M		 1165\r
1166 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1167 LEDsoff();\r
8556b852
M		 1168 \r
1169 if (MF_DBGLEVEL >= 2) DbpString("EMUL FILL SECTORS FINISHED");\r
1170\r
5ee53a0e 1171 set_tracing(FALSE);\r
8556b852
M		 1172}\r
1173\r
0675f200
M		 1174\r
1175//-----------------------------------------------------------------------------\r
1176// Work with "magic Chinese" card (email him: ouyangweidaxian@live.cn)\r
1177// \r
c2731f37 1178// PARAMS - workFlags\r
1179// bit 0 - need get UID\r
1180// bit 1 - need wupC\r
1181// bit 2 - need HALT after sequence\r
1182// bit 3 - need turn on FPGA before sequence\r
1183// bit 4 - need turn off FPGA\r
1184// bit 5 - need to set datain instead of issuing USB reply (called via ARM for StandAloneMode14a)\r
1185// bit 6 - wipe tag.\r
0675f200 1186//-----------------------------------------------------------------------------\r
c2731f37 1187// magic uid card generation 1 commands\r
1188uint8_t wupC1[] = { MIFARE_MAGICWUPC1 }; \r
1189uint8_t wupC2[] = { MIFARE_MAGICWUPC2 }; \r
1190uint8_t wipeC[] = { MIFARE_MAGICWIPEC }; \r
1191 \r
1192void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint8_t *datain){\r
0675f200 1193 \r
c2731f37 1194 // params\r
1195 uint8_t workFlags = arg0;\r
1196 uint8_t blockNo = arg1;\r
0675f200 1197 \r
0675f200 1198 // variables\r
6a18e46f 1199 bool isOK = false; //assume we will get an error\r
1200 uint8_t errormsg = 0x00;\r
3fe4ff4f 1201 uint8_t uid[10] = {0x00};\r
c2731f37 1202 uint8_t data[18] = {0x00};\r
d798d31c 1203 uint32_t cuid = 0;\r
0675f200 1204 \r
6a18e46f 1205 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE] = {0x00};\r
1206 uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE] = {0x00};\r
6a1f2d82 1207\r
c2731f37 1208 if (workFlags & MAGIC_INIT) {\r
208a0166
M		 1209 LED_A_ON();\r
1210 LED_B_OFF();\r
99cf19d9 1211 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
3000dc4e
MHS		 1212 clear_trace();\r
1213 set_tracing(TRUE);\r
208a0166 1214 }\r
0675f200 1215\r
6a18e46f 1216 //loop doesn't loop just breaks out if error\r
1217 while (true) {\r
1218 // read UID and return to client with write\r
1219 if (workFlags & MAGIC_UID) {\r
1220 if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {\r
1221 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");\r
1222 errormsg = MAGIC_UID;\r
1223 // break;\r
1224 }\r
1225 \r
1226 if ( mifare_classic_halt_ex(NULL) ) break;\r
9332b857 1227 }\r
0675f200 1228 \r
6a18e46f 1229 // wipe tag, fill it with zeros\r
1230 if (workFlags & MAGIC_WIPE){\r
2abdfa49 1231 ReaderTransmitBitsPar(wupC1, 7, NULL, NULL);\r
6a18e46f 1232 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
1233 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("wupC1 error");\r
1234 errormsg = MAGIC_WIPE;\r
1235 break;\r
1236 }\r
0675f200 1237\r
6a18e46f 1238 ReaderTransmit(wipeC, sizeof(wipeC), NULL);\r
1239 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
1240 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("wipeC error");\r
1241 errormsg = MAGIC_WIPE;\r
1242 break;\r
1243 }\r
0675f200 1244\r
6a18e46f 1245 if ( mifare_classic_halt_ex(NULL) ) break;\r
1246 } \r
0675f200 1247\r
6a18e46f 1248 // write block\r
1249 if (workFlags & MAGIC_WUPC) {\r
2abdfa49 1250 ReaderTransmitBitsPar(wupC1, 7, NULL, NULL);\r
6a18e46f 1251 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
1252 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("wupC1 error");\r
1253 errormsg = MAGIC_WUPC;\r
1254 break;\r
1255 }\r
1256\r
1257 ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
1258 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
1259 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("wupC2 error");\r
1260 errormsg = MAGIC_WUPC;\r
1261 break;\r
1262 }\r
9332b857 1263 }\r
c2731f37 1264\r
6a18e46f 1265 if ((mifare_sendcmd_short(NULL, 0, ISO14443A_CMD_WRITEBLOCK, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 1) || (receivedAnswer[0] != 0x0a)) {\r
1266 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("write block send command error");\r
1267 errormsg = 4;\r
1268 break;\r
1269 }\r
0675f200 1270 \r
6a18e46f 1271 memcpy(data, datain, 16);\r
1272 AppendCrc14443a(data, 16);\r
0675f200 1273 \r
6a18e46f 1274 ReaderTransmit(data, sizeof(data), NULL);\r
1275 if ((ReaderReceive(receivedAnswer, receivedAnswerPar) != 1) || (receivedAnswer[0] != 0x0a)) {\r
1276 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("write block send data error");\r
1277 errormsg = 0;\r
1278 break;\r
1279 } \r
0675f200 1280 \r
6a18e46f 1281 if (workFlags & MAGIC_OFF) \r
1282 if ( mifare_classic_halt_ex(NULL) ) break;\r
1283 \r
1284 isOK = true;\r
1285 break;\r
1286\r
1287 } // end while \r
1288\r
1289 if (isOK )\r
1290 cmd_send(CMD_ACK,1,0,0,uid,sizeof(uid));\r
1291 else\r
1292 OnErrorMagic(errormsg);\r
0675f200 1293\r
c2731f37 1294 if (workFlags & MAGIC_OFF)\r
1295 OnSuccessMagic();\r
0675f200 1296}\r
545a1f38 1297\r
c2731f37 1298void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint8_t *datain){\r
1299 \r
545a1f38 1300 uint8_t workFlags = arg0;\r
c2731f37 1301 uint8_t blockNo = arg1;\r
6a18e46f 1302 uint8_t errormsg = 0x00;\r
1303 bool isOK = false; //assume we will get an error\r
1304 \r
545a1f38 1305 // variables\r
c2731f37 1306 uint8_t data[MAX_MIFARE_FRAME_SIZE];\r
6a18e46f 1307 uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE] = {0x00};\r
1308 uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE] = {0x00};\r
545a1f38 1309 \r
c2731f37 1310 memset(data, 0x00, sizeof(data));\r
1311 \r
1312 if (workFlags & MAGIC_INIT) {\r
545a1f38
M		 1313 LED_A_ON();\r
1314 LED_B_OFF();\r
c2731f37 1315 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); \r
3000dc4e
MHS		 1316 clear_trace();\r
1317 set_tracing(TRUE);\r
545a1f38
M		 1318 }\r
1319\r
6a18e46f 1320 //loop doesn't loop just breaks out if error or done\r
1321 while (true) {\r
1322 if (workFlags & MAGIC_WUPC) {\r
2abdfa49 1323 ReaderTransmitBitsPar(wupC1, 7, NULL, NULL);\r
6a18e46f 1324 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
1325 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("wupC1 error");\r
1326 errormsg = MAGIC_WUPC;\r
1327 break;\r
1328 }\r
545a1f38 1329\r
6a18e46f 1330 ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
1331 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
1332 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("wupC2 error");\r
1333 errormsg = MAGIC_WUPC;\r
1334 break;\r
1335 }\r
9332b857 1336 }\r
c2731f37 1337\r
6a18e46f 1338 // read block \r
1339 if ((mifare_sendcmd_short(NULL, 0, ISO14443A_CMD_READBLOCK, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 18)) {\r
1340 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("read block send command error");\r
1341 errormsg = 0;\r
1342 break;\r
1343 }\r
1344 \r
1345 memcpy(data, receivedAnswer, sizeof(data));\r
1346 \r
1347 // send HALT\r
c7962313 1348 if (workFlags & MAGIC_HALT)\r
6a18e46f 1349 mifare_classic_halt_ex(NULL);\r
c7962313 1350\r
6a18e46f 1351 isOK = true;\r
1352 break;\r
9332b857 1353 }\r
c2731f37 1354 // if MAGIC_DATAIN, the data stays on device side.\r
6a18e46f 1355 if (workFlags & MAGIC_DATAIN) {\r
1356 if (isOK)\r
1357 memcpy(datain, data, sizeof(data));\r
1358 } else {\r
1359 if (isOK) \r
1360 cmd_send(CMD_ACK,1,0,0,data,sizeof(data)); \r
1361 else \r
1362 OnErrorMagic(errormsg); \r
1363 }\r
c2731f37 1364 \r
c2731f37 1365 if (workFlags & MAGIC_OFF)\r
1366 OnSuccessMagic();\r
545a1f38
M		 1367}\r
1368\r
3fe4ff4f 1369void MifareCIdent(){\r
3fe4ff4f 1370 \r
1371 // variables\r
9332b857 1372 bool isOK = true; \r
d798d31c 1373 uint8_t receivedAnswer[1] = {0x00};\r
1374 uint8_t receivedAnswerPar[1] = {0x00};\r
3fe4ff4f 1375\r
2abdfa49 1376 ReaderTransmitBitsPar(wupC1, 7, NULL, NULL);\r
3fe4ff4f 1377 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
9332b857 1378 isOK = false;\r
1379 }\r
3fe4ff4f 1380\r
1381 ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
1382 if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
9332b857 1383 isOK = false;\r
1384 }\r
3fe4ff4f 1385\r
acd7ccdb 1386 // removed the if, since some magic tags misbehavies and send an answer to it.\r
1387 mifare_classic_halt(NULL, 0);\r
3fe4ff4f 1388 cmd_send(CMD_ACK,isOK,0,0,0,0);\r
1389}\r
1390\r
c2731f37 1391void OnSuccessMagic(){\r
add0504d 1392 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1393 LEDsoff();\r
c2731f37 1394 set_tracing(FALSE); \r
1395}\r
1396void OnErrorMagic(uint8_t reason){\r
1397 // ACK, ISOK, reason,0,0,0\r
1398 cmd_send(CMD_ACK,0,reason,0,0,0);\r
1399 OnSuccessMagic();\r
1400}\r
add0504d 1401//\r
3fe4ff4f 1402// DESFIRE\r
1403//\r
a631936e 1404void Mifare_DES_Auth1(uint8_t arg0, uint8_t *datain){\r
4a71da5a 1405 byte_t dataout[12] = {0x00};\r
a631936e 1406 uint8_t uid[10] = {0x00};\r
d798d31c 1407 uint32_t cuid = 0;\r
a631936e 1408 \r
a631936e 1409 iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
99cf19d9 1410 clear_trace();\r
810f5379 1411 set_tracing(true);\r
a631936e 1412\r
c188b1b9 1413 int len = iso14443a_select_card(uid, NULL, &cuid, true, 0);\r
a631936e 1414 if(!len) {\r
aa60d156 1415 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");\r
0ec548dc 1416 OnError(1);\r
a631936e 1417 return;\r
1418 };\r
1419\r
1420 if(mifare_desfire_des_auth1(cuid, dataout)){\r
aa60d156 1421 if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication part1: Fail.");\r
0ec548dc 1422 OnError(4);\r
a631936e 1423 return;\r
1424 }\r
1425\r
1426 if (MF_DBGLEVEL >= MF_DBG_EXTENDED) DbpString("AUTH 1 FINISHED");\r
88e20c9f 1427 cmd_send(CMD_ACK, 1, cuid, 0, dataout, sizeof(dataout));\r
a631936e 1428}\r
1429\r
1430void Mifare_DES_Auth2(uint32_t arg0, uint8_t *datain){\r
a631936e 1431 uint32_t cuid = arg0;\r
1432 uint8_t key[16] = {0x00};\r
a631936e 1433 byte_t dataout[12] = {0x00};\r
aa60d156 1434 byte_t isOK = 0;\r
a631936e 1435 \r
1436 memcpy(key, datain, 16);\r
1437 \r
1438 isOK = mifare_desfire_des_auth2(cuid, key, dataout);\r
1439 \r
1440 if( isOK) {\r
aa60d156 1441 if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("Authentication part2: Failed"); \r
0ec548dc 1442 OnError(4);\r
a631936e 1443 return;\r
1444 }\r
1445\r
aa60d156 1446 if (MF_DBGLEVEL >= MF_DBG_EXTENDED) DbpString("AUTH 2 FINISHED");\r
a631936e 1447\r
1448 cmd_send(CMD_ACK, isOK, 0, 0, dataout, sizeof(dataout));\r
1449 FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
1450 LEDsoff();\r
88e20c9f 1451 set_tracing(FALSE);\r
ce432659 1452}
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