]>
Commit | Line | Data |
---|---|---|
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 | \r | |
18 | #include <stdint.h>\r | |
19 | \r | |
20 | #include "proxmark3.h"\r | |
21 | #include "usb_cdc.h"\r | |
22 | #include "crapto1/crapto1.h"\r | |
23 | #include "iso14443a.h"\r | |
24 | #include "BigBuf.h"\r | |
25 | #include "mifareutil.h"\r | |
26 | #include "apps.h"\r | |
27 | #include "protocols.h"\r | |
28 | #include "util.h"\r | |
29 | #include "parity.h"\r | |
30 | #include "crc.h"\r | |
31 | #include "fpgaloader.h"\r | |
32 | \r | |
33 | #define HARDNESTED_AUTHENTICATION_TIMEOUT 848 // card times out 1ms after wrong authentication (according to NXP documentation)\r | |
34 | #define HARDNESTED_PRE_AUTHENTICATION_LEADTIME 400 // some (non standard) cards need a pause after select before they are ready for first authentication\r | |
35 | \r | |
36 | /*\r | |
37 | // the block number for the ISO14443-4 PCB\r | |
38 | static uint8_t pcb_blocknum = 0;\r | |
39 | // Deselect card by sending a s-block. the crc is precalced for speed\r | |
40 | static uint8_t deselect_cmd[] = {0xc2,0xe0,0xb4};\r | |
41 | \r | |
42 | static void OnSuccess(){\r | |
43 | pcb_blocknum = 0;\r | |
44 | ReaderTransmit(deselect_cmd, 3 , NULL);\r | |
45 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
46 | LEDsoff();\r | |
47 | }\r | |
48 | */\r | |
49 | \r | |
50 | static void OnError(uint8_t reason){\r | |
51 | // pcb_blocknum = 0;\r | |
52 | // ReaderTransmit(deselect_cmd, 3 , NULL);\r | |
53 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
54 | LED_D_OFF();\r | |
55 | cmd_send(CMD_ACK,0,reason,0,0,0);\r | |
56 | LED_A_OFF();\r | |
57 | }\r | |
58 | \r | |
59 | //-----------------------------------------------------------------------------\r | |
60 | // Select, Authenticate, Read a MIFARE tag.\r | |
61 | // read block\r | |
62 | //-----------------------------------------------------------------------------\r | |
63 | void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r | |
64 | {\r | |
65 | LED_A_ON();\r | |
66 | \r | |
67 | uint8_t blockNo = arg0;\r | |
68 | uint8_t keyType = arg1;\r | |
69 | uint64_t ui64Key = 0;\r | |
70 | ui64Key = bytes_to_num(datain, 6);\r | |
71 | \r | |
72 | byte_t isOK = 0;\r | |
73 | byte_t dataoutbuf[16];\r | |
74 | uint8_t uid[10];\r | |
75 | uint32_t cuid;\r | |
76 | struct Crypto1State mpcs = {0, 0};\r | |
77 | struct Crypto1State *pcs;\r | |
78 | pcs = &mpcs;\r | |
79 | \r | |
80 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
81 | \r | |
82 | clear_trace();\r | |
83 | \r | |
84 | while (true) {\r | |
85 | if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r | |
86 | if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r | |
87 | break;\r | |
88 | };\r | |
89 | \r | |
90 | if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, NULL)) {\r | |
91 | if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r | |
92 | break;\r | |
93 | };\r | |
94 | \r | |
95 | if(mifare_classic_readblock(pcs, cuid, blockNo, dataoutbuf)) {\r | |
96 | if (MF_DBGLEVEL >= 1) Dbprintf("Read block error");\r | |
97 | break;\r | |
98 | };\r | |
99 | \r | |
100 | if(mifare_classic_halt(pcs, cuid)) {\r | |
101 | if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r | |
102 | break;\r | |
103 | };\r | |
104 | \r | |
105 | isOK = 1;\r | |
106 | break;\r | |
107 | }\r | |
108 | \r | |
109 | // ----------------------------- crypto1 destroy\r | |
110 | crypto1_destroy(pcs);\r | |
111 | \r | |
112 | if (MF_DBGLEVEL >= 2) DbpString("READ BLOCK FINISHED");\r | |
113 | \r | |
114 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
115 | \r | |
116 | LED_B_ON();\r | |
117 | cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);\r | |
118 | LED_B_OFF();\r | |
119 | \r | |
120 | LEDsoff();\r | |
121 | }\r | |
122 | \r | |
123 | void MifareUC_Auth(uint8_t arg0, uint8_t *keybytes){\r | |
124 | \r | |
125 | LED_A_ON();\r | |
126 | bool turnOffField = (arg0 == 1);\r | |
127 | \r | |
128 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
129 | \r | |
130 | if (!iso14443a_select_card(NULL, NULL, NULL, true, 0, true)) {\r | |
131 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");\r | |
132 | OnError(0);\r | |
133 | return;\r | |
134 | };\r | |
135 | \r | |
136 | if (!mifare_ultra_auth(keybytes)){\r | |
137 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication failed");\r | |
138 | OnError(1);\r | |
139 | return;\r | |
140 | }\r | |
141 | \r | |
142 | if (turnOffField) {\r | |
143 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
144 | LED_D_OFF();\r | |
145 | }\r | |
146 | \r | |
147 | cmd_send(CMD_ACK,1,0,0,0,0);\r | |
148 | LED_A_OFF();\r | |
149 | }\r | |
150 | \r | |
151 | // Arg0 = BlockNo,\r | |
152 | // Arg1 = UsePwd bool\r | |
153 | // datain = PWD bytes,\r | |
154 | void MifareUReadBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain)\r | |
155 | {\r | |
156 | LED_A_ON();\r | |
157 | \r | |
158 | uint8_t blockNo = arg0;\r | |
159 | byte_t dataout[16] = {0x00};\r | |
160 | bool useKey = (arg1 == 1); //UL_C\r | |
161 | bool usePwd = (arg1 == 2); //UL_EV1/NTAG\r | |
162 | \r | |
163 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
164 | \r | |
165 | int len = iso14443a_select_card(NULL, NULL, NULL, true, 0, true);\r | |
166 | if(!len) {\r | |
167 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%02X)",len);\r | |
168 | OnError(1);\r | |
169 | return;\r | |
170 | }\r | |
171 | \r | |
172 | // UL-C authentication\r | |
173 | if (useKey) {\r | |
174 | uint8_t key[16] = {0x00};\r | |
175 | memcpy(key, datain, sizeof(key) );\r | |
176 | \r | |
177 | if ( !mifare_ultra_auth(key) ) {\r | |
178 | OnError(1);\r | |
179 | return;\r | |
180 | }\r | |
181 | }\r | |
182 | \r | |
183 | // UL-EV1 / NTAG authentication\r | |
184 | if (usePwd) {\r | |
185 | uint8_t pwd[4] = {0x00};\r | |
186 | memcpy(pwd, datain, 4);\r | |
187 | uint8_t pack[4] = {0,0,0,0};\r | |
188 | if (!mifare_ul_ev1_auth(pwd, pack)) {\r | |
189 | OnError(1);\r | |
190 | return;\r | |
191 | }\r | |
192 | }\r | |
193 | \r | |
194 | if (mifare_ultra_readblock(blockNo, dataout)) {\r | |
195 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Read block error");\r | |
196 | OnError(2);\r | |
197 | return;\r | |
198 | }\r | |
199 | \r | |
200 | if (mifare_ultra_halt()) {\r | |
201 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Halt error");\r | |
202 | OnError(3);\r | |
203 | return;\r | |
204 | }\r | |
205 | \r | |
206 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
207 | LED_D_OFF();\r | |
208 | \r | |
209 | cmd_send(CMD_ACK,1,0,0,dataout,16);\r | |
210 | LED_A_OFF();\r | |
211 | }\r | |
212 | \r | |
213 | //-----------------------------------------------------------------------------\r | |
214 | // Select, Authenticate, Read a MIFARE tag.\r | |
215 | // read sector (data = 4 x 16 bytes = 64 bytes, or 16 x 16 bytes = 256 bytes)\r | |
216 | //-----------------------------------------------------------------------------\r | |
217 | void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r | |
218 | {\r | |
219 | // params\r | |
220 | uint8_t sectorNo = arg0;\r | |
221 | uint8_t keyType = arg1;\r | |
222 | uint64_t ui64Key = 0;\r | |
223 | ui64Key = bytes_to_num(datain, 6);\r | |
224 | \r | |
225 | // variables\r | |
226 | byte_t isOK = 0;\r | |
227 | byte_t dataoutbuf[16 * 16];\r | |
228 | uint8_t uid[10];\r | |
229 | uint32_t cuid;\r | |
230 | struct Crypto1State mpcs = {0, 0};\r | |
231 | struct Crypto1State *pcs;\r | |
232 | pcs = &mpcs;\r | |
233 | \r | |
234 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
235 | \r | |
236 | clear_trace();\r | |
237 | \r | |
238 | LED_A_ON();\r | |
239 | LED_B_OFF();\r | |
240 | LED_C_OFF();\r | |
241 | \r | |
242 | isOK = 1;\r | |
243 | if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r | |
244 | isOK = 0;\r | |
245 | if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r | |
246 | }\r | |
247 | \r | |
248 | \r | |
249 | if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_FIRST, NULL)) {\r | |
250 | isOK = 0;\r | |
251 | if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r | |
252 | }\r | |
253 | \r | |
254 | for (uint8_t blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {\r | |
255 | if(mifare_classic_readblock(pcs, cuid, FirstBlockOfSector(sectorNo) + blockNo, dataoutbuf + 16 * blockNo)) {\r | |
256 | isOK = 0;\r | |
257 | if (MF_DBGLEVEL >= 1) Dbprintf("Read sector %2d block %2d error", sectorNo, blockNo);\r | |
258 | break;\r | |
259 | }\r | |
260 | }\r | |
261 | \r | |
262 | if(mifare_classic_halt(pcs, cuid)) {\r | |
263 | if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r | |
264 | }\r | |
265 | \r | |
266 | // ----------------------------- crypto1 destroy\r | |
267 | crypto1_destroy(pcs);\r | |
268 | \r | |
269 | if (MF_DBGLEVEL >= 2) DbpString("READ SECTOR FINISHED");\r | |
270 | \r | |
271 | // Thats it...\r | |
272 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
273 | \r | |
274 | LED_B_ON();\r | |
275 | cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16*NumBlocksPerSector(sectorNo));\r | |
276 | LED_B_OFF();\r | |
277 | \r | |
278 | LEDsoff();\r | |
279 | }\r | |
280 | \r | |
281 | // arg0 = blockNo (start)\r | |
282 | // arg1 = Pages (number of blocks)\r | |
283 | // arg2 = useKey\r | |
284 | // datain = KEY bytes\r | |
285 | void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain)\r | |
286 | {\r | |
287 | LED_A_ON();\r | |
288 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
289 | \r | |
290 | // free eventually allocated BigBuf memory\r | |
291 | BigBuf_free();\r | |
292 | \r | |
293 | // params\r | |
294 | uint8_t blockNo = arg0;\r | |
295 | uint16_t blocks = arg1;\r | |
296 | bool useKey = (arg2 == 1); //UL_C\r | |
297 | bool usePwd = (arg2 == 2); //UL_EV1/NTAG\r | |
298 | uint32_t countblocks = 0;\r | |
299 | uint8_t *dataout = BigBuf_malloc(CARD_MEMORY_SIZE);\r | |
300 | if (dataout == NULL){\r | |
301 | Dbprintf("out of memory");\r | |
302 | OnError(1);\r | |
303 | return;\r | |
304 | }\r | |
305 | \r | |
306 | int len = iso14443a_select_card(NULL, NULL, NULL, true, 0, true);\r | |
307 | if (!len) {\r | |
308 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%d)",len);\r | |
309 | OnError(1);\r | |
310 | return;\r | |
311 | }\r | |
312 | \r | |
313 | // UL-C authentication\r | |
314 | if (useKey) {\r | |
315 | uint8_t key[16] = {0x00};\r | |
316 | memcpy(key, datain, sizeof(key) );\r | |
317 | \r | |
318 | if ( !mifare_ultra_auth(key) ) {\r | |
319 | OnError(1);\r | |
320 | return;\r | |
321 | }\r | |
322 | }\r | |
323 | \r | |
324 | // UL-EV1 / NTAG authentication\r | |
325 | if (usePwd) {\r | |
326 | uint8_t pwd[4] = {0x00};\r | |
327 | memcpy(pwd, datain, sizeof(pwd));\r | |
328 | uint8_t pack[4] = {0,0,0,0};\r | |
329 | \r | |
330 | if (!mifare_ul_ev1_auth(pwd, pack)){\r | |
331 | OnError(1);\r | |
332 | return;\r | |
333 | }\r | |
334 | }\r | |
335 | \r | |
336 | for (int i = 0; i < blocks; i++){\r | |
337 | if ((i*4) + 4 >= CARD_MEMORY_SIZE) {\r | |
338 | Dbprintf("Data exceeds buffer!!");\r | |
339 | break;\r | |
340 | }\r | |
341 | \r | |
342 | len = mifare_ultra_readblock(blockNo + i, dataout + 4 * i);\r | |
343 | \r | |
344 | if (len) {\r | |
345 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Read block %d error",i);\r | |
346 | // if no blocks read - error out\r | |
347 | if (i==0){\r | |
348 | OnError(2);\r | |
349 | return;\r | |
350 | } else {\r | |
351 | //stop at last successful read block and return what we got\r | |
352 | break;\r | |
353 | }\r | |
354 | } else {\r | |
355 | countblocks++;\r | |
356 | }\r | |
357 | }\r | |
358 | \r | |
359 | len = mifare_ultra_halt();\r | |
360 | if (len) {\r | |
361 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Halt error");\r | |
362 | OnError(3);\r | |
363 | return;\r | |
364 | }\r | |
365 | \r | |
366 | if (MF_DBGLEVEL >= MF_DBG_DEBUG) Dbprintf("Blocks read %d", countblocks);\r | |
367 | \r | |
368 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
369 | LED_D_OFF();\r | |
370 | \r | |
371 | cmd_send(CMD_ACK, 1, countblocks*4, BigBuf_max_traceLen(), 0, 0);\r | |
372 | \r | |
373 | BigBuf_free();\r | |
374 | LED_A_OFF();\r | |
375 | }\r | |
376 | \r | |
377 | //-----------------------------------------------------------------------------\r | |
378 | // Select, Authenticate, Write a MIFARE tag.\r | |
379 | // read block\r | |
380 | //-----------------------------------------------------------------------------\r | |
381 | void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r | |
382 | {\r | |
383 | // params\r | |
384 | uint8_t blockNo = arg0;\r | |
385 | uint8_t keyType = arg1;\r | |
386 | uint64_t ui64Key = 0;\r | |
387 | byte_t blockdata[16];\r | |
388 | \r | |
389 | ui64Key = bytes_to_num(datain, 6);\r | |
390 | memcpy(blockdata, datain + 10, 16);\r | |
391 | \r | |
392 | // variables\r | |
393 | byte_t isOK = 0;\r | |
394 | uint8_t uid[10];\r | |
395 | uint32_t cuid;\r | |
396 | struct Crypto1State mpcs = {0, 0};\r | |
397 | struct Crypto1State *pcs;\r | |
398 | pcs = &mpcs;\r | |
399 | \r | |
400 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
401 | \r | |
402 | clear_trace();\r | |
403 | \r | |
404 | LED_A_ON();\r | |
405 | LED_B_OFF();\r | |
406 | LED_C_OFF();\r | |
407 | \r | |
408 | while (true) {\r | |
409 | if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r | |
410 | if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r | |
411 | break;\r | |
412 | };\r | |
413 | \r | |
414 | if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, NULL)) {\r | |
415 | if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r | |
416 | break;\r | |
417 | };\r | |
418 | \r | |
419 | if(mifare_classic_writeblock(pcs, cuid, blockNo, blockdata)) {\r | |
420 | if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r | |
421 | break;\r | |
422 | };\r | |
423 | \r | |
424 | if(mifare_classic_halt(pcs, cuid)) {\r | |
425 | if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r | |
426 | break;\r | |
427 | };\r | |
428 | \r | |
429 | isOK = 1;\r | |
430 | break;\r | |
431 | }\r | |
432 | \r | |
433 | // ----------------------------- crypto1 destroy\r | |
434 | crypto1_destroy(pcs);\r | |
435 | \r | |
436 | if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r | |
437 | \r | |
438 | // Thats it...\r | |
439 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
440 | \r | |
441 | LED_B_ON();\r | |
442 | cmd_send(CMD_ACK,isOK,0,0,0,0);\r | |
443 | LED_B_OFF();\r | |
444 | \r | |
445 | \r | |
446 | LEDsoff();\r | |
447 | }\r | |
448 | \r | |
449 | /* // Command not needed but left for future testing\r | |
450 | void MifareUWriteBlockCompat(uint8_t arg0, uint8_t *datain)\r | |
451 | {\r | |
452 | uint8_t blockNo = arg0;\r | |
453 | byte_t blockdata[16] = {0x00};\r | |
454 | \r | |
455 | memcpy(blockdata, datain, 16);\r | |
456 | \r | |
457 | uint8_t uid[10] = {0x00};\r | |
458 | \r | |
459 | LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r | |
460 | \r | |
461 | clear_trace();\r | |
462 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
463 | \r | |
464 | if(!iso14443a_select_card(uid, NULL, NULL, true, 0)) {\r | |
465 | if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r | |
466 | OnError(0);\r | |
467 | return;\r | |
468 | };\r | |
469 | \r | |
470 | if(mifare_ultra_writeblock_compat(blockNo, blockdata)) {\r | |
471 | if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r | |
472 | OnError(0);\r | |
473 | return; };\r | |
474 | \r | |
475 | if(mifare_ultra_halt()) {\r | |
476 | if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r | |
477 | OnError(0);\r | |
478 | return;\r | |
479 | };\r | |
480 | \r | |
481 | if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r | |
482 | \r | |
483 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
484 | \r | |
485 | cmd_send(CMD_ACK,1,0,0,0,0);\r | |
486 | LEDsoff();\r | |
487 | }\r | |
488 | */\r | |
489 | \r | |
490 | // Arg0 : Block to write to.\r | |
491 | // Arg1 : 0 = use no authentication.\r | |
492 | // 1 = use 0x1A authentication.\r | |
493 | // 2 = use 0x1B authentication.\r | |
494 | // datain : 4 first bytes is data to be written.\r | |
495 | // : 4/16 next bytes is authentication key.\r | |
496 | void MifareUWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain)\r | |
497 | {\r | |
498 | uint8_t blockNo = arg0;\r | |
499 | bool useKey = (arg1 == 1); //UL_C\r | |
500 | bool usePwd = (arg1 == 2); //UL_EV1/NTAG\r | |
501 | byte_t blockdata[4] = {0x00};\r | |
502 | \r | |
503 | memcpy(blockdata, datain,4);\r | |
504 | \r | |
505 | LEDsoff();\r | |
506 | LED_A_ON();\r | |
507 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
508 | \r | |
509 | clear_trace();\r | |
510 | \r | |
511 | if(!iso14443a_select_card(NULL, NULL, NULL, true, 0, true)) {\r | |
512 | if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r | |
513 | OnError(0);\r | |
514 | return;\r | |
515 | };\r | |
516 | \r | |
517 | // UL-C authentication\r | |
518 | if ( useKey ) {\r | |
519 | uint8_t key[16] = {0x00};\r | |
520 | memcpy(key, datain+4, sizeof(key) );\r | |
521 | \r | |
522 | if ( !mifare_ultra_auth(key) ) {\r | |
523 | OnError(1);\r | |
524 | return;\r | |
525 | }\r | |
526 | }\r | |
527 | \r | |
528 | // UL-EV1 / NTAG authentication\r | |
529 | if (usePwd) {\r | |
530 | uint8_t pwd[4] = {0x00};\r | |
531 | memcpy(pwd, datain+4, 4);\r | |
532 | uint8_t pack[4] = {0,0,0,0};\r | |
533 | if (!mifare_ul_ev1_auth(pwd, pack)) {\r | |
534 | OnError(1);\r | |
535 | return;\r | |
536 | }\r | |
537 | }\r | |
538 | \r | |
539 | if(mifare_ultra_writeblock(blockNo, blockdata)) {\r | |
540 | if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r | |
541 | OnError(0);\r | |
542 | return;\r | |
543 | };\r | |
544 | \r | |
545 | if(mifare_ultra_halt()) {\r | |
546 | if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r | |
547 | OnError(0);\r | |
548 | return;\r | |
549 | };\r | |
550 | \r | |
551 | if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED");\r | |
552 | \r | |
553 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
554 | \r | |
555 | cmd_send(CMD_ACK,1,0,0,0,0);\r | |
556 | LEDsoff();\r | |
557 | }\r | |
558 | \r | |
559 | void MifareUSetPwd(uint8_t arg0, uint8_t *datain){\r | |
560 | \r | |
561 | uint8_t pwd[16] = {0x00};\r | |
562 | byte_t blockdata[4] = {0x00};\r | |
563 | \r | |
564 | memcpy(pwd, datain, 16);\r | |
565 | \r | |
566 | LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r | |
567 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
568 | \r | |
569 | clear_trace();\r | |
570 | \r | |
571 | if(!iso14443a_select_card(NULL, NULL, NULL, true, 0, true)) {\r | |
572 | if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r | |
573 | OnError(0);\r | |
574 | return;\r | |
575 | };\r | |
576 | \r | |
577 | blockdata[0] = pwd[7];\r | |
578 | blockdata[1] = pwd[6];\r | |
579 | blockdata[2] = pwd[5];\r | |
580 | blockdata[3] = pwd[4];\r | |
581 | if(mifare_ultra_writeblock( 44, blockdata)) {\r | |
582 | if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r | |
583 | OnError(44);\r | |
584 | return;\r | |
585 | };\r | |
586 | \r | |
587 | blockdata[0] = pwd[3];\r | |
588 | blockdata[1] = pwd[2];\r | |
589 | blockdata[2] = pwd[1];\r | |
590 | blockdata[3] = pwd[0];\r | |
591 | if(mifare_ultra_writeblock( 45, blockdata)) {\r | |
592 | if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r | |
593 | OnError(45);\r | |
594 | return;\r | |
595 | };\r | |
596 | \r | |
597 | blockdata[0] = pwd[15];\r | |
598 | blockdata[1] = pwd[14];\r | |
599 | blockdata[2] = pwd[13];\r | |
600 | blockdata[3] = pwd[12];\r | |
601 | if(mifare_ultra_writeblock( 46, blockdata)) {\r | |
602 | if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r | |
603 | OnError(46);\r | |
604 | return;\r | |
605 | };\r | |
606 | \r | |
607 | blockdata[0] = pwd[11];\r | |
608 | blockdata[1] = pwd[10];\r | |
609 | blockdata[2] = pwd[9];\r | |
610 | blockdata[3] = pwd[8];\r | |
611 | if(mifare_ultra_writeblock( 47, blockdata)) {\r | |
612 | if (MF_DBGLEVEL >= 1) Dbprintf("Write block error");\r | |
613 | OnError(47);\r | |
614 | return;\r | |
615 | };\r | |
616 | \r | |
617 | if(mifare_ultra_halt()) {\r | |
618 | if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r | |
619 | OnError(0);\r | |
620 | return;\r | |
621 | };\r | |
622 | \r | |
623 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
624 | \r | |
625 | cmd_send(CMD_ACK,1,0,0,0,0);\r | |
626 | LEDsoff();\r | |
627 | }\r | |
628 | \r | |
629 | // Return 1 if the nonce is invalid else return 0\r | |
630 | int valid_nonce(uint32_t Nt, uint32_t NtEnc, uint32_t Ks1, uint8_t *parity) {\r | |
631 | return ((oddparity8((Nt >> 24) & 0xFF) == ((parity[0]) ^ oddparity8((NtEnc >> 24) & 0xFF) ^ BIT(Ks1,16))) & \\r | |
632 | (oddparity8((Nt >> 16) & 0xFF) == ((parity[1]) ^ oddparity8((NtEnc >> 16) & 0xFF) ^ BIT(Ks1,8))) & \\r | |
633 | (oddparity8((Nt >> 8) & 0xFF) == ((parity[2]) ^ oddparity8((NtEnc >> 8) & 0xFF) ^ BIT(Ks1,0)))) ? 1 : 0;\r | |
634 | }\r | |
635 | \r | |
636 | \r | |
637 | //-----------------------------------------------------------------------------\r | |
638 | // acquire encrypted nonces in order to perform the attack described in\r | |
639 | // Carlo Meijer, Roel Verdult, "Ciphertext-only Cryptanalysis on Hardened\r | |
640 | // Mifare Classic Cards" in Proceedings of the 22nd ACM SIGSAC Conference on\r | |
641 | // Computer and Communications Security, 2015\r | |
642 | //-----------------------------------------------------------------------------\r | |
643 | void MifareAcquireEncryptedNonces(uint32_t arg0, uint32_t arg1, uint32_t flags, uint8_t *datain) {\r | |
644 | uint64_t ui64Key = 0;\r | |
645 | uint8_t uid[10];\r | |
646 | uint32_t cuid;\r | |
647 | uint8_t cascade_levels = 0;\r | |
648 | struct Crypto1State mpcs = {0, 0};\r | |
649 | struct Crypto1State *pcs;\r | |
650 | pcs = &mpcs;\r | |
651 | uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r | |
652 | int16_t isOK = 0;\r | |
653 | uint8_t par_enc[1];\r | |
654 | uint8_t nt_par_enc = 0;\r | |
655 | uint8_t buf[USB_CMD_DATA_SIZE];\r | |
656 | uint32_t timeout;\r | |
657 | \r | |
658 | uint8_t blockNo = arg0 & 0xff;\r | |
659 | uint8_t keyType = (arg0 >> 8) & 0xff;\r | |
660 | uint8_t targetBlockNo = arg1 & 0xff;\r | |
661 | uint8_t targetKeyType = (arg1 >> 8) & 0xff;\r | |
662 | ui64Key = bytes_to_num(datain, 6);\r | |
663 | bool initialize = flags & 0x0001;\r | |
664 | bool slow = flags & 0x0002;\r | |
665 | bool field_off = flags & 0x0004;\r | |
666 | \r | |
667 | LED_A_ON();\r | |
668 | \r | |
669 | if (initialize) {\r | |
670 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
671 | clear_trace();\r | |
672 | set_tracing(true);\r | |
673 | }\r | |
674 | \r | |
675 | uint16_t num_nonces = 0;\r | |
676 | bool have_uid = false;\r | |
677 | for (uint16_t i = 0; i <= USB_CMD_DATA_SIZE - 9; ) {\r | |
678 | \r | |
679 | // Test if the action was cancelled\r | |
680 | if(BUTTON_PRESS()) {\r | |
681 | isOK = 2;\r | |
682 | field_off = true;\r | |
683 | break;\r | |
684 | }\r | |
685 | \r | |
686 | if (!have_uid) { // need a full select cycle to get the uid first\r | |
687 | iso14a_card_select_t card_info;\r | |
688 | if(!iso14443a_select_card(uid, &card_info, &cuid, true, 0, true)) {\r | |
689 | if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Can't select card (ALL)");\r | |
690 | continue;\r | |
691 | }\r | |
692 | switch (card_info.uidlen) {\r | |
693 | case 4 : cascade_levels = 1; break;\r | |
694 | case 7 : cascade_levels = 2; break;\r | |
695 | case 10: cascade_levels = 3; break;\r | |
696 | default: break;\r | |
697 | }\r | |
698 | have_uid = true;\r | |
699 | } else { // no need for anticollision. We can directly select the card\r | |
700 | if(!iso14443a_select_card(uid, NULL, NULL, false, cascade_levels, true)) {\r | |
701 | if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Can't select card (UID)");\r | |
702 | continue;\r | |
703 | }\r | |
704 | }\r | |
705 | \r | |
706 | if (slow) {\r | |
707 | timeout = GetCountSspClk() + HARDNESTED_PRE_AUTHENTICATION_LEADTIME;\r | |
708 | while(GetCountSspClk() < timeout);\r | |
709 | }\r | |
710 | \r | |
711 | uint32_t nt1;\r | |
712 | if (mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, NULL, NULL)) {\r | |
713 | if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Auth1 error");\r | |
714 | continue;\r | |
715 | }\r | |
716 | \r | |
717 | // nested authentication\r | |
718 | uint16_t len = mifare_sendcmd_short(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, par_enc, NULL);\r | |
719 | if (len != 4) {\r | |
720 | if (MF_DBGLEVEL >= 1) Dbprintf("AcquireNonces: Auth2 error len=%d", len);\r | |
721 | continue;\r | |
722 | }\r | |
723 | \r | |
724 | // send an incomplete dummy response in order to trigger the card's authentication failure timeout\r | |
725 | uint8_t dummy_answer[1] = {0};\r | |
726 | ReaderTransmit(dummy_answer, 1, NULL);\r | |
727 | \r | |
728 | timeout = GetCountSspClk() + HARDNESTED_AUTHENTICATION_TIMEOUT;\r | |
729 | \r | |
730 | num_nonces++;\r | |
731 | if (num_nonces % 2) {\r | |
732 | memcpy(buf+i, receivedAnswer, 4);\r | |
733 | nt_par_enc = par_enc[0] & 0xf0;\r | |
734 | } else {\r | |
735 | nt_par_enc |= par_enc[0] >> 4;\r | |
736 | memcpy(buf+i+4, receivedAnswer, 4);\r | |
737 | memcpy(buf+i+8, &nt_par_enc, 1);\r | |
738 | i += 9;\r | |
739 | }\r | |
740 | \r | |
741 | // wait for the card to become ready again\r | |
742 | while(GetCountSspClk() < timeout);\r | |
743 | \r | |
744 | }\r | |
745 | \r | |
746 | crypto1_destroy(pcs);\r | |
747 | \r | |
748 | if (field_off) {\r | |
749 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
750 | LED_D_OFF();\r | |
751 | }\r | |
752 | \r | |
753 | if (MF_DBGLEVEL >= 3) DbpString("AcquireEncryptedNonces finished");\r | |
754 | \r | |
755 | cmd_send(CMD_ACK, isOK, cuid, num_nonces, buf, sizeof(buf));\r | |
756 | \r | |
757 | LED_A_OFF();\r | |
758 | }\r | |
759 | \r | |
760 | \r | |
761 | //-----------------------------------------------------------------------------\r | |
762 | // MIFARE nested authentication.\r | |
763 | //\r | |
764 | //-----------------------------------------------------------------------------\r | |
765 | void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *datain) {\r | |
766 | \r | |
767 | uint8_t blockNo = arg0 & 0xff;\r | |
768 | uint8_t keyType = (arg0 >> 8) & 0xff;\r | |
769 | uint8_t targetBlockNo = arg1 & 0xff;\r | |
770 | uint8_t targetKeyType = (arg1 >> 8) & 0xff;\r | |
771 | uint64_t ui64Key = 0;\r | |
772 | \r | |
773 | ui64Key = bytes_to_num(datain, 6);\r | |
774 | \r | |
775 | uint16_t rtr, i, j, len;\r | |
776 | uint16_t davg;\r | |
777 | static uint16_t dmin, dmax;\r | |
778 | uint8_t uid[10];\r | |
779 | uint32_t cuid, nt1, nt2_enc, nttmp, nttest, ks1;\r | |
780 | uint8_t par[1];\r | |
781 | uint32_t target_nt[2], target_ks[2];\r | |
782 | uint32_t fixed_nt = 0;\r | |
783 | uint8_t target_nt_duplicate_count = 0;\r | |
784 | \r | |
785 | uint8_t par_array[4];\r | |
786 | uint16_t ncount = 0;\r | |
787 | struct Crypto1State mpcs = {0, 0};\r | |
788 | struct Crypto1State *pcs;\r | |
789 | pcs = &mpcs;\r | |
790 | uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r | |
791 | \r | |
792 | uint32_t auth1_time, auth2_time, authentication_timeout = 0;\r | |
793 | static uint16_t delta_time;\r | |
794 | \r | |
795 | LED_A_ON();\r | |
796 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
797 | \r | |
798 | // free eventually allocated BigBuf memory\r | |
799 | BigBuf_free();\r | |
800 | \r | |
801 | if (calibrate) clear_trace();\r | |
802 | set_tracing(true);\r | |
803 | \r | |
804 | // statistics on nonce distance\r | |
805 | int16_t isOK = 0;\r | |
806 | #define NESTED_MAX_TRIES 12\r | |
807 | uint16_t unsuccessfull_tries = 0;\r | |
808 | if (calibrate) { // for first call only. Otherwise reuse previous calibration\r | |
809 | WDT_HIT();\r | |
810 | \r | |
811 | davg = dmax = 0;\r | |
812 | dmin = 2000;\r | |
813 | delta_time = 0;\r | |
814 | \r | |
815 | for (rtr = 0; rtr < 17; rtr++) {\r | |
816 | \r | |
817 | // prepare next select. No need to power down the card.\r | |
818 | if (mifare_classic_halt(pcs, cuid)) {\r | |
819 | if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error");\r | |
820 | rtr--;\r | |
821 | continue;\r | |
822 | }\r | |
823 | \r | |
824 | // Test if the action was cancelled\r | |
825 | if (BUTTON_PRESS()) {\r | |
826 | isOK = -2;\r | |
827 | break;\r | |
828 | }\r | |
829 | \r | |
830 | if (!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r | |
831 | if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card");\r | |
832 | rtr--;\r | |
833 | continue;\r | |
834 | };\r | |
835 | \r | |
836 | auth1_time = 0;\r | |
837 | if (mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time, NULL)) {\r | |
838 | if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error");\r | |
839 | rtr--;\r | |
840 | continue;\r | |
841 | };\r | |
842 | fixed_nt = nt1;\r | |
843 | \r | |
844 | if (delta_time) {\r | |
845 | auth2_time = auth1_time + delta_time;\r | |
846 | } else {\r | |
847 | auth2_time = 0;\r | |
848 | }\r | |
849 | if (mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_NESTED, &nt2_enc, &auth2_time, NULL)) {\r | |
850 | if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error");\r | |
851 | rtr--;\r | |
852 | continue;\r | |
853 | };\r | |
854 | \r | |
855 | nttmp = prng_successor(nt1, 100); //NXP Mifare is typical around 840,but for some unlicensed/compatible mifare card this can be 160\r | |
856 | for (i = 101; i < 1200; i++) {\r | |
857 | nttmp = prng_successor(nttmp, 1);\r | |
858 | if (nttmp == nt2_enc) break;\r | |
859 | }\r | |
860 | \r | |
861 | if (i != 1200) {\r | |
862 | if (rtr != 0) {\r | |
863 | davg += i;\r | |
864 | dmin = MIN(dmin, i);\r | |
865 | dmax = MAX(dmax, i);\r | |
866 | }\r | |
867 | else {\r | |
868 | delta_time = auth2_time - auth1_time + 32; // allow some slack for proper timing\r | |
869 | }\r | |
870 | if (MF_DBGLEVEL >= 3) Dbprintf("Nested: calibrating... ntdist=%d", i);\r | |
871 | } else {\r | |
872 | unsuccessfull_tries++;\r | |
873 | if (unsuccessfull_tries > NESTED_MAX_TRIES) { // card isn't vulnerable to nested attack (random numbers are not predictable)\r | |
874 | isOK = -3;\r | |
875 | }\r | |
876 | }\r | |
877 | }\r | |
878 | \r | |
879 | davg = (davg + (rtr - 1)/2) / (rtr - 1);\r | |
880 | \r | |
881 | 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 | |
882 | \r | |
883 | dmin = davg - 2;\r | |
884 | dmax = davg + 2;\r | |
885 | \r | |
886 | }\r | |
887 | // -------------------------------------------------------------------------------------------------\r | |
888 | \r | |
889 | // get crypted nonces for target sector\r | |
890 | for (i = 0; i < 2 && !isOK; i++) { // look for exactly two different nonces\r | |
891 | \r | |
892 | target_nt[i] = 0;\r | |
893 | while (target_nt[i] == 0 && !isOK) { // continue until we have an unambiguous nonce\r | |
894 | \r | |
895 | // prepare next select. No need to power down the card.\r | |
896 | if (mifare_classic_halt(pcs, cuid)) {\r | |
897 | if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Halt error");\r | |
898 | continue;\r | |
899 | }\r | |
900 | \r | |
901 | // break out of the loop on button press\r | |
902 | if (BUTTON_PRESS()) {\r | |
903 | isOK = -2;\r | |
904 | break;\r | |
905 | }\r | |
906 | \r | |
907 | if (!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r | |
908 | if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Can't select card");\r | |
909 | continue;\r | |
910 | }\r | |
911 | \r | |
912 | auth1_time = 0;\r | |
913 | authentication_timeout = 0;\r | |
914 | if (mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time, &authentication_timeout)) {\r | |
915 | if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth1 error");\r | |
916 | continue;\r | |
917 | }\r | |
918 | \r | |
919 | // nested authentication\r | |
920 | auth2_time = auth1_time + delta_time;\r | |
921 | len = mifare_sendcmd_short(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, par, &auth2_time);\r | |
922 | if (len != 4) {\r | |
923 | if (MF_DBGLEVEL >= 1) Dbprintf("Nested: Auth2 error len=%d", len);\r | |
924 | continue;\r | |
925 | }\r | |
926 | \r | |
927 | nt2_enc = bytes_to_num(receivedAnswer, 4);\r | |
928 | if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: Testing nt1=%08x nt2enc=%08x nt2par=%02x", i+1, nt1, nt2_enc, par[0]);\r | |
929 | \r | |
930 | // Parity validity check\r | |
931 | for (j = 0; j < 4; j++) {\r | |
932 | par_array[j] = (oddparity8(receivedAnswer[j]) != ((par[0] >> (7-j)) & 0x01));\r | |
933 | }\r | |
934 | \r | |
935 | ncount = 0;\r | |
936 | nttest = prng_successor(nt1, dmin - 1);\r | |
937 | for (j = dmin; j < dmax + 1; j++) {\r | |
938 | nttest = prng_successor(nttest, 1);\r | |
939 | ks1 = nt2_enc ^ nttest;\r | |
940 | \r | |
941 | if (valid_nonce(nttest, nt2_enc, ks1, par_array)){\r | |
942 | if (ncount > 0) { // we are only interested in disambiguous nonces, try again\r | |
943 | if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (ambigous), ntdist=%d", i+1, j);\r | |
944 | target_nt[i] = 0;\r | |
945 | break;\r | |
946 | }\r | |
947 | target_nt[i] = nttest;\r | |
948 | target_ks[i] = ks1;\r | |
949 | ncount++;\r | |
950 | if (i == 1 && target_nt[1] == target_nt[0]) { // we need two different nonces\r | |
951 | if( ++target_nt_duplicate_count >= NESTED_MAX_TRIES ) { // unable to get a 2nd nonce after NESTED_MAX_TRIES tries, probably a fixed nonce\r | |
952 | if (MF_DBGLEVEL >= 2) Dbprintf("Nonce#2: cannot get nonce that != nonce#1, continuing anyway with single nonce! ntdist=%d", j);\r | |
953 | break;\r | |
954 | }\r | |
955 | \r | |
956 | target_nt[1] = 0;\r | |
957 | if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#2: dismissed (= nonce#1), ntdist=%d", j);\r | |
958 | break;\r | |
959 | }\r | |
960 | if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: valid, ntdist=%d", i+1, j);\r | |
961 | }\r | |
962 | }\r | |
963 | if (target_nt[i] == 0 && j == dmax+1 && MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (all invalid)", i+1);\r | |
964 | }\r | |
965 | }\r | |
966 | \r | |
967 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
968 | LED_D_OFF();\r | |
969 | \r | |
970 | crypto1_destroy(pcs);\r | |
971 | \r | |
972 | uint8_t buf[4 + 4 * 4 + 4 + 4];\r | |
973 | memcpy(buf, &cuid, 4);\r | |
974 | memcpy(buf+4, &target_nt[0], 4);\r | |
975 | memcpy(buf+8, &target_ks[0], 4);\r | |
976 | memcpy(buf+12, &target_nt[1], 4);\r | |
977 | memcpy(buf+16, &target_ks[1], 4);\r | |
978 | memcpy(buf+20, &authentication_timeout, 4);\r | |
979 | memcpy(buf+24, &fixed_nt, 4);\r | |
980 | \r | |
981 | if (MF_DBGLEVEL >= 3) DbpString("NESTED FINISHED");\r | |
982 | \r | |
983 | cmd_send(CMD_ACK, isOK, 0, targetBlockNo + (targetKeyType * 0x100), buf, sizeof(buf));\r | |
984 | \r | |
985 | LED_A_OFF();\r | |
986 | }\r | |
987 | \r | |
988 | \r | |
989 | //-----------------------------------------------------------------------------\r | |
990 | // MIFARE check keys. key count up to 85.\r | |
991 | //\r | |
992 | //-----------------------------------------------------------------------------\r | |
993 | void MifareChkKeys(uint16_t arg0, uint32_t arg1, uint8_t arg2, uint8_t *datain) {\r | |
994 | \r | |
995 | uint8_t blockNo = arg0 & 0xff;\r | |
996 | uint8_t keyType = arg0 >> 8;\r | |
997 | bool clearTrace = arg1 & 0x01;\r | |
998 | bool multisectorCheck = arg1 & 0x02;\r | |
999 | bool init = arg1 & 0x04;\r | |
1000 | bool drop_field = arg1 & 0x08;\r | |
1001 | bool fixed_nonce = arg1 & 0x10;\r | |
1002 | uint32_t auth_timeout = arg1 >> 16;\r | |
1003 | uint8_t keyCount = arg2;\r | |
1004 | \r | |
1005 | LED_A_ON();\r | |
1006 | \r | |
1007 | if (init) {\r | |
1008 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
1009 | }\r | |
1010 | \r | |
1011 | if (clearTrace) {\r | |
1012 | clear_trace();\r | |
1013 | }\r | |
1014 | set_tracing(true);\r | |
1015 | \r | |
1016 | // clear debug level. We are expecting lots of authentication failures...\r | |
1017 | int OLD_MF_DBGLEVEL = MF_DBGLEVEL;\r | |
1018 | MF_DBGLEVEL = MF_DBG_NONE;\r | |
1019 | \r | |
1020 | int res = 0;\r | |
1021 | if (multisectorCheck) {\r | |
1022 | TKeyIndex keyIndex = {{0}};\r | |
1023 | uint8_t sectorCnt = blockNo;\r | |
1024 | res = MifareMultisectorChk(datain, keyCount, sectorCnt, keyType, &auth_timeout, OLD_MF_DBGLEVEL, &keyIndex);\r | |
1025 | if (res >= 0) {\r | |
1026 | cmd_send(CMD_ACK, 1, res, 0, keyIndex, 80);\r | |
1027 | } else {\r | |
1028 | cmd_send(CMD_ACK, 0, res, 0, NULL, 0);\r | |
1029 | }\r | |
1030 | } else if (fixed_nonce) {\r | |
1031 | res = MifareChkBlockKeysFixedNonce(datain, keyCount, blockNo, keyType, &auth_timeout, OLD_MF_DBGLEVEL);\r | |
1032 | if (res > 0) {\r | |
1033 | cmd_send(CMD_ACK, 1, res, 0, NULL, 0); // key found\r | |
1034 | } else {\r | |
1035 | cmd_send(CMD_ACK, 0, res, 0, NULL, 0); // no key found or aborted\r | |
1036 | }\r | |
1037 | } else {\r | |
1038 | res = MifareChkBlockKeys(datain, keyCount, blockNo, keyType, &auth_timeout, OLD_MF_DBGLEVEL);\r | |
1039 | if (res > 0) {\r | |
1040 | cmd_send(CMD_ACK, 1, res, 0, datain + (res - 1) * 6, 6);\r | |
1041 | } else {\r | |
1042 | cmd_send(CMD_ACK, 0, res, 0, NULL, 0);\r | |
1043 | }\r | |
1044 | }\r | |
1045 | \r | |
1046 | if (drop_field || res != 0) {\r | |
1047 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
1048 | LED_D_OFF();\r | |
1049 | }\r | |
1050 | \r | |
1051 | // restore debug level\r | |
1052 | MF_DBGLEVEL = OLD_MF_DBGLEVEL;\r | |
1053 | \r | |
1054 | LED_A_OFF();\r | |
1055 | }\r | |
1056 | \r | |
1057 | \r | |
1058 | //-----------------------------------------------------------------------------\r | |
1059 | // MIFARE Personalize UID. Only for Mifare Classic EV1 7Byte UID\r | |
1060 | //-----------------------------------------------------------------------------\r | |
1061 | void MifarePersonalizeUID(uint8_t keyType, uint8_t perso_option, uint8_t *data) {\r | |
1062 | \r | |
1063 | uint8_t uid[10];\r | |
1064 | uint32_t cuid;\r | |
1065 | struct Crypto1State mpcs = {0, 0};\r | |
1066 | struct Crypto1State *pcs;\r | |
1067 | pcs = &mpcs;\r | |
1068 | \r | |
1069 | LED_A_ON();\r | |
1070 | clear_trace();\r | |
1071 | \r | |
1072 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
1073 | \r | |
1074 | bool isOK = false;\r | |
1075 | while (true) {\r | |
1076 | if (!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r | |
1077 | if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r | |
1078 | break;\r | |
1079 | }\r | |
1080 | \r | |
1081 | uint8_t block_number = 0;\r | |
1082 | uint64_t key = bytes_to_num(data, 6);\r | |
1083 | if (mifare_classic_auth(pcs, cuid, block_number, keyType, key, AUTH_FIRST, NULL)) {\r | |
1084 | if (MF_DBGLEVEL >= 1) Dbprintf("Auth error");\r | |
1085 | break;\r | |
1086 | }\r | |
1087 | \r | |
1088 | uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r | |
1089 | uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r | |
1090 | int len = mifare_sendcmd_short(pcs, true, MIFARE_EV1_PERSONAL_UID, perso_option, receivedAnswer, receivedAnswerPar, NULL);\r | |
1091 | if (len != 1 || receivedAnswer[0] != CARD_ACK) {\r | |
1092 | if (MF_DBGLEVEL >= 1) Dbprintf("Cmd Error: %02x", receivedAnswer[0]);\r | |
1093 | break;;\r | |
1094 | }\r | |
1095 | isOK = true;\r | |
1096 | break;\r | |
1097 | }\r | |
1098 | \r | |
1099 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
1100 | LED_D_OFF();\r | |
1101 | \r | |
1102 | crypto1_destroy(pcs);\r | |
1103 | \r | |
1104 | if (MF_DBGLEVEL >= 2) DbpString("PERSONALIZE UID FINISHED");\r | |
1105 | \r | |
1106 | cmd_send(CMD_ACK, isOK, 0, 0, NULL, 0);\r | |
1107 | \r | |
1108 | LED_A_OFF();\r | |
1109 | }\r | |
1110 | \r | |
1111 | //-----------------------------------------------------------------------------\r | |
1112 | // MIFARE commands set debug level\r | |
1113 | //\r | |
1114 | //-----------------------------------------------------------------------------\r | |
1115 | void MifareSetDbgLvl(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r | |
1116 | MF_DBGLEVEL = arg0;\r | |
1117 | Dbprintf("Debug level: %d", MF_DBGLEVEL);\r | |
1118 | }\r | |
1119 | \r | |
1120 | //-----------------------------------------------------------------------------\r | |
1121 | // Work with emulator memory\r | |
1122 | //\r | |
1123 | // Note: we call FpgaDownloadAndGo(FPGA_BITSTREAM_HF) here although FPGA is not\r | |
1124 | // involved in dealing with emulator memory. But if it is called later, it might\r | |
1125 | // destroy the Emulator Memory.\r | |
1126 | //-----------------------------------------------------------------------------\r | |
1127 | \r | |
1128 | void MifareEMemClr(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r | |
1129 | FpgaDownloadAndGo(FPGA_BITSTREAM_HF);\r | |
1130 | emlClearMem();\r | |
1131 | }\r | |
1132 | \r | |
1133 | void MifareEMemSet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r | |
1134 | FpgaDownloadAndGo(FPGA_BITSTREAM_HF);\r | |
1135 | emlSetMem(datain, arg0, arg1); // data, block num, blocks count\r | |
1136 | }\r | |
1137 | \r | |
1138 | void MifareEMemGet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r | |
1139 | FpgaDownloadAndGo(FPGA_BITSTREAM_HF);\r | |
1140 | byte_t buf[USB_CMD_DATA_SIZE];\r | |
1141 | emlGetMem(buf, arg0, arg1); // data, block num, blocks count (max 4)\r | |
1142 | \r | |
1143 | LED_B_ON();\r | |
1144 | cmd_send(CMD_ACK,arg0,arg1,0,buf,USB_CMD_DATA_SIZE);\r | |
1145 | LED_B_OFF();\r | |
1146 | }\r | |
1147 | \r | |
1148 | //-----------------------------------------------------------------------------\r | |
1149 | // Load a card into the emulator memory\r | |
1150 | //\r | |
1151 | //-----------------------------------------------------------------------------\r | |
1152 | void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r | |
1153 | uint8_t numSectors = arg0;\r | |
1154 | uint8_t keyType = arg1;\r | |
1155 | uint64_t ui64Key = 0;\r | |
1156 | uint32_t cuid;\r | |
1157 | struct Crypto1State mpcs = {0, 0};\r | |
1158 | struct Crypto1State *pcs;\r | |
1159 | pcs = &mpcs;\r | |
1160 | \r | |
1161 | // variables\r | |
1162 | byte_t dataoutbuf[16];\r | |
1163 | byte_t dataoutbuf2[16];\r | |
1164 | uint8_t uid[10];\r | |
1165 | \r | |
1166 | LED_A_ON();\r | |
1167 | LED_B_OFF();\r | |
1168 | LED_C_OFF();\r | |
1169 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
1170 | \r | |
1171 | clear_trace();\r | |
1172 | set_tracing(false);\r | |
1173 | \r | |
1174 | bool isOK = true;\r | |
1175 | \r | |
1176 | if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r | |
1177 | isOK = false;\r | |
1178 | if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r | |
1179 | }\r | |
1180 | \r | |
1181 | for (uint8_t sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) {\r | |
1182 | ui64Key = emlGetKey(sectorNo, keyType);\r | |
1183 | if (sectorNo == 0){\r | |
1184 | if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_FIRST, NULL)) {\r | |
1185 | isOK = false;\r | |
1186 | if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%2d]. Auth error", sectorNo);\r | |
1187 | break;\r | |
1188 | }\r | |
1189 | } else {\r | |
1190 | if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_NESTED, NULL)) {\r | |
1191 | isOK = false;\r | |
1192 | if (MF_DBGLEVEL >= 1) Dbprintf("Sector[%2d]. Auth nested error", sectorNo);\r | |
1193 | break;\r | |
1194 | }\r | |
1195 | }\r | |
1196 | \r | |
1197 | for (uint8_t blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {\r | |
1198 | if(isOK && mifare_classic_readblock(pcs, cuid, FirstBlockOfSector(sectorNo) + blockNo, dataoutbuf)) {\r | |
1199 | isOK = false;\r | |
1200 | if (MF_DBGLEVEL >= 1) Dbprintf("Error reading sector %2d block %2d", sectorNo, blockNo);\r | |
1201 | break;\r | |
1202 | };\r | |
1203 | if (isOK) {\r | |
1204 | if (blockNo < NumBlocksPerSector(sectorNo) - 1) {\r | |
1205 | emlSetMem(dataoutbuf, FirstBlockOfSector(sectorNo) + blockNo, 1);\r | |
1206 | } else { // sector trailer, keep the keys, set only the AC\r | |
1207 | emlGetMem(dataoutbuf2, FirstBlockOfSector(sectorNo) + blockNo, 1);\r | |
1208 | memcpy(&dataoutbuf2[6], &dataoutbuf[6], 4);\r | |
1209 | emlSetMem(dataoutbuf2, FirstBlockOfSector(sectorNo) + blockNo, 1);\r | |
1210 | }\r | |
1211 | }\r | |
1212 | }\r | |
1213 | \r | |
1214 | }\r | |
1215 | \r | |
1216 | if(mifare_classic_halt(pcs, cuid)) {\r | |
1217 | if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r | |
1218 | };\r | |
1219 | \r | |
1220 | // ----------------------------- crypto1 destroy\r | |
1221 | crypto1_destroy(pcs);\r | |
1222 | \r | |
1223 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
1224 | LEDsoff();\r | |
1225 | \r | |
1226 | if (MF_DBGLEVEL >= 2) DbpString("EMUL FILL SECTORS FINISHED");\r | |
1227 | \r | |
1228 | }\r | |
1229 | \r | |
1230 | \r | |
1231 | //-----------------------------------------------------------------------------\r | |
1232 | // Work with "magic Chinese" card (email him: ouyangweidaxian@live.cn)\r | |
1233 | //\r | |
1234 | //-----------------------------------------------------------------------------\r | |
1235 | \r | |
1236 | static bool isBlockTrailer(int blockN) {\r | |
1237 | if (blockN >= 0 && blockN < 128) {\r | |
1238 | return ((blockN & 0x03) == 0x03);\r | |
1239 | }\r | |
1240 | if (blockN >= 128 && blockN <= 256) {\r | |
1241 | return ((blockN & 0x0F) == 0x0F);\r | |
1242 | }\r | |
1243 | return false;\r | |
1244 | }\r | |
1245 | \r | |
1246 | void MifareCWipe(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r | |
1247 | // var\r | |
1248 | byte_t isOK = 0;\r | |
1249 | uint32_t numBlocks = arg0;\r | |
1250 | // cmdParams:\r | |
1251 | // bit 0 - wipe gen1a\r | |
1252 | // bit 1 - fill card with default data\r | |
1253 | // bit 2 - gen1a = 0, gen1b = 1\r | |
1254 | uint8_t cmdParams = arg1;\r | |
1255 | bool needWipe = cmdParams & 0x01;\r | |
1256 | bool needFill = cmdParams & 0x02;\r | |
1257 | bool gen1b = cmdParams & 0x04;\r | |
1258 | \r | |
1259 | uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r | |
1260 | uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r | |
1261 | \r | |
1262 | uint8_t block0[16] = {0x01, 0x02, 0x03, 0x04, 0x04, 0x08, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xBE, 0xAF};\r | |
1263 | uint8_t block1[16] = {0x00};\r | |
1264 | uint8_t blockK[16] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x08, 0x77, 0x8F, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};\r | |
1265 | uint8_t d_block[18] = {0x00};\r | |
1266 | \r | |
1267 | // card commands\r | |
1268 | uint8_t wupC1[] = { 0x40 };\r | |
1269 | uint8_t wupC2[] = { 0x43 };\r | |
1270 | uint8_t wipeC[] = { 0x41 };\r | |
1271 | \r | |
1272 | // iso14443 setup\r | |
1273 | LED_A_ON();\r | |
1274 | LED_B_OFF();\r | |
1275 | LED_C_OFF();\r | |
1276 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
1277 | \r | |
1278 | // tracing\r | |
1279 | clear_trace();\r | |
1280 | set_tracing(true);\r | |
1281 | \r | |
1282 | while (true){\r | |
1283 | // wipe\r | |
1284 | if (needWipe){\r | |
1285 | ReaderTransmitBitsPar(wupC1,7,0, NULL);\r | |
1286 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r | |
1287 | if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r | |
1288 | break;\r | |
1289 | };\r | |
1290 | \r | |
1291 | ReaderTransmit(wipeC, sizeof(wipeC), NULL);\r | |
1292 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r | |
1293 | if (MF_DBGLEVEL >= 1) Dbprintf("wipeC error");\r | |
1294 | break;\r | |
1295 | };\r | |
1296 | \r | |
1297 | if(mifare_classic_halt(NULL, 0)) {\r | |
1298 | if (MF_DBGLEVEL > 2) Dbprintf("Halt error");\r | |
1299 | };\r | |
1300 | };\r | |
1301 | \r | |
1302 | // put default data\r | |
1303 | if (needFill){\r | |
1304 | // select commands\r | |
1305 | ReaderTransmitBitsPar(wupC1, 7, 0, NULL);\r | |
1306 | \r | |
1307 | // gen1b magic tag : do no issue wupC2 and don't expect CARD_ACK response after SELECT_UID (after getting UID from chip in 'hf mf csetuid' command)\r | |
1308 | if (!gen1b) {\r | |
1309 | \r | |
1310 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r | |
1311 | if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r | |
1312 | break;\r | |
1313 | };\r | |
1314 | \r | |
1315 | ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r | |
1316 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r | |
1317 | if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");\r | |
1318 | break;\r | |
1319 | };\r | |
1320 | }\r | |
1321 | \r | |
1322 | // send blocks command\r | |
1323 | for (int blockNo = 0; blockNo < numBlocks; blockNo++) {\r | |
1324 | if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 1) || (receivedAnswer[0] != CARD_ACK)) {\r | |
1325 | if (MF_DBGLEVEL >= 1) Dbprintf("write block send command error");\r | |
1326 | break;\r | |
1327 | };\r | |
1328 | \r | |
1329 | // check type of block and add crc\r | |
1330 | if (!isBlockTrailer(blockNo)){\r | |
1331 | memcpy(d_block, block1, 16);\r | |
1332 | } else {\r | |
1333 | memcpy(d_block, blockK, 16);\r | |
1334 | }\r | |
1335 | if (blockNo == 0) {\r | |
1336 | memcpy(d_block, block0, 16);\r | |
1337 | }\r | |
1338 | AppendCrc14443a(d_block, 16);\r | |
1339 | \r | |
1340 | // send write command\r | |
1341 | ReaderTransmit(d_block, sizeof(d_block), NULL);\r | |
1342 | if ((ReaderReceive(receivedAnswer, receivedAnswerPar) != 1) || (receivedAnswer[0] != CARD_ACK)) {\r | |
1343 | if (MF_DBGLEVEL >= 1) Dbprintf("write block send data error");\r | |
1344 | break;\r | |
1345 | };\r | |
1346 | }\r | |
1347 | \r | |
1348 | // halt\r | |
1349 | // do no issue halt command for gen1b\r | |
1350 | if (!gen1b) {\r | |
1351 | if (mifare_classic_halt(NULL, 0)) {\r | |
1352 | if (MF_DBGLEVEL > 2) Dbprintf("Halt error");\r | |
1353 | break;\r | |
1354 | }\r | |
1355 | }\r | |
1356 | }\r | |
1357 | break;\r | |
1358 | }\r | |
1359 | \r | |
1360 | // reset fpga\r | |
1361 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
1362 | \r | |
1363 | // send USB response\r | |
1364 | LED_B_ON();\r | |
1365 | cmd_send(CMD_ACK,isOK,0,0,NULL,0);\r | |
1366 | LED_B_OFF();\r | |
1367 | \r | |
1368 | LEDsoff();\r | |
1369 | \r | |
1370 | return;\r | |
1371 | }\r | |
1372 | \r | |
1373 | void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r | |
1374 | \r | |
1375 | // params\r | |
1376 | uint8_t needWipe = arg0;\r | |
1377 | // bit 0 - need get UID\r | |
1378 | // bit 1 - need wupC\r | |
1379 | // bit 2 - need HALT after sequence\r | |
1380 | // bit 3 - need init FPGA and field before sequence\r | |
1381 | // bit 4 - need reset FPGA and LED\r | |
1382 | // bit 6 - gen1b backdoor type\r | |
1383 | uint8_t workFlags = arg1;\r | |
1384 | uint8_t blockNo = arg2;\r | |
1385 | \r | |
1386 | // card commands\r | |
1387 | uint8_t wupC1[] = { 0x40 };\r | |
1388 | uint8_t wupC2[] = { 0x43 };\r | |
1389 | uint8_t wipeC[] = { 0x41 };\r | |
1390 | \r | |
1391 | // variables\r | |
1392 | byte_t isOK = 0;\r | |
1393 | uint8_t uid[10] = {0x00};\r | |
1394 | uint8_t d_block[18] = {0x00};\r | |
1395 | uint32_t cuid;\r | |
1396 | \r | |
1397 | uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r | |
1398 | uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r | |
1399 | \r | |
1400 | // reset FPGA and LED\r | |
1401 | if (workFlags & 0x08) {\r | |
1402 | LED_A_ON();\r | |
1403 | LED_B_OFF();\r | |
1404 | LED_C_OFF();\r | |
1405 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
1406 | \r | |
1407 | clear_trace();\r | |
1408 | set_tracing(true);\r | |
1409 | }\r | |
1410 | \r | |
1411 | while (true) {\r | |
1412 | \r | |
1413 | // get UID from chip\r | |
1414 | if (workFlags & 0x01) {\r | |
1415 | if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {\r | |
1416 | if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r | |
1417 | // Continue, if we set wrong UID or wrong UID checksum or some ATQA or SAK we will can't select card. But we need to write block 0 to make card work.\r | |
1418 | //break;\r | |
1419 | };\r | |
1420 | \r | |
1421 | if(mifare_classic_halt(NULL, cuid)) {\r | |
1422 | if (MF_DBGLEVEL > 2) Dbprintf("Halt error");\r | |
1423 | // Continue, some magic tags misbehavies and send an answer to it.\r | |
1424 | // break;\r | |
1425 | };\r | |
1426 | };\r | |
1427 | \r | |
1428 | // reset chip\r | |
1429 | // Wipe command don't work with gen1b\r | |
1430 | if (needWipe && !(workFlags & 0x40)){\r | |
1431 | ReaderTransmitBitsPar(wupC1,7,0, NULL);\r | |
1432 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r | |
1433 | if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r | |
1434 | break;\r | |
1435 | };\r | |
1436 | \r | |
1437 | ReaderTransmit(wipeC, sizeof(wipeC), NULL);\r | |
1438 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r | |
1439 | if (MF_DBGLEVEL >= 1) Dbprintf("wipeC error");\r | |
1440 | break;\r | |
1441 | };\r | |
1442 | \r | |
1443 | if(mifare_classic_halt(NULL, 0)) {\r | |
1444 | if (MF_DBGLEVEL > 2) Dbprintf("Halt error");\r | |
1445 | // Continue, some magic tags misbehavies and send an answer to it.\r | |
1446 | // break;\r | |
1447 | };\r | |
1448 | };\r | |
1449 | \r | |
1450 | // write block\r | |
1451 | if (workFlags & 0x02) {\r | |
1452 | ReaderTransmitBitsPar(wupC1,7,0, NULL);\r | |
1453 | \r | |
1454 | // gen1b magic tag : do no issue wupC2 and don't expect CARD_ACK response after SELECT_UID (after getting UID from chip in 'hf mf csetuid' command)\r | |
1455 | if (!(workFlags & 0x40)) {\r | |
1456 | \r | |
1457 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r | |
1458 | if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r | |
1459 | break;\r | |
1460 | };\r | |
1461 | \r | |
1462 | ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r | |
1463 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r | |
1464 | if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");\r | |
1465 | break;\r | |
1466 | };\r | |
1467 | }\r | |
1468 | }\r | |
1469 | \r | |
1470 | if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 1) || (receivedAnswer[0] != CARD_ACK)) {\r | |
1471 | if (MF_DBGLEVEL >= 1) Dbprintf("write block send command error");\r | |
1472 | break;\r | |
1473 | };\r | |
1474 | \r | |
1475 | memcpy(d_block, datain, 16);\r | |
1476 | AppendCrc14443a(d_block, 16);\r | |
1477 | \r | |
1478 | ReaderTransmit(d_block, sizeof(d_block), NULL);\r | |
1479 | if ((ReaderReceive(receivedAnswer, receivedAnswerPar) != 1) || (receivedAnswer[0] != CARD_ACK)) {\r | |
1480 | if (MF_DBGLEVEL >= 1) Dbprintf("write block send data error");\r | |
1481 | break;\r | |
1482 | };\r | |
1483 | \r | |
1484 | if (workFlags & 0x04) {\r | |
1485 | // do no issue halt command for gen1b magic tag (#db# halt error. response len: 1)\r | |
1486 | if (!(workFlags & 0x40)) {\r | |
1487 | if (mifare_classic_halt(NULL, 0)) {\r | |
1488 | if (MF_DBGLEVEL > 2) Dbprintf("Halt error");\r | |
1489 | // Continue, some magic tags misbehavies and send an answer to it.\r | |
1490 | // break;\r | |
1491 | }\r | |
1492 | }\r | |
1493 | }\r | |
1494 | \r | |
1495 | isOK = 1;\r | |
1496 | break;\r | |
1497 | }\r | |
1498 | \r | |
1499 | if ((workFlags & 0x10) || (!isOK)) {\r | |
1500 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
1501 | }\r | |
1502 | \r | |
1503 | LED_B_ON();\r | |
1504 | cmd_send(CMD_ACK,isOK,0,0,uid,4);\r | |
1505 | LED_B_OFF();\r | |
1506 | \r | |
1507 | LEDsoff();\r | |
1508 | }\r | |
1509 | \r | |
1510 | \r | |
1511 | void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r | |
1512 | \r | |
1513 | // params\r | |
1514 | // bit 1 - need wupC\r | |
1515 | // bit 2 - need HALT after sequence\r | |
1516 | // bit 3 - need init FPGA and field before sequence\r | |
1517 | // bit 4 - need reset FPGA and LED\r | |
1518 | // bit 5 - need to set datain instead of issuing USB reply (called via ARM for StandAloneMode14a)\r | |
1519 | // bit 6 - gen1b backdoor type\r | |
1520 | uint8_t workFlags = arg0;\r | |
1521 | uint8_t blockNo = arg2;\r | |
1522 | \r | |
1523 | // card commands\r | |
1524 | uint8_t wupC1[] = { 0x40 };\r | |
1525 | uint8_t wupC2[] = { 0x43 };\r | |
1526 | \r | |
1527 | // variables\r | |
1528 | byte_t isOK = 0;\r | |
1529 | uint8_t data[18] = {0x00};\r | |
1530 | uint32_t cuid = 0;\r | |
1531 | \r | |
1532 | uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r | |
1533 | uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r | |
1534 | \r | |
1535 | if (workFlags & 0x08) {\r | |
1536 | LED_A_ON();\r | |
1537 | LED_B_OFF();\r | |
1538 | LED_C_OFF();\r | |
1539 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
1540 | \r | |
1541 | clear_trace();\r | |
1542 | set_tracing(true);\r | |
1543 | }\r | |
1544 | \r | |
1545 | while (true) {\r | |
1546 | if (workFlags & 0x02) {\r | |
1547 | ReaderTransmitBitsPar(wupC1,7,0, NULL);\r | |
1548 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r | |
1549 | if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r | |
1550 | break;\r | |
1551 | };\r | |
1552 | // do no issue for gen1b magic tag\r | |
1553 | if (!(workFlags & 0x40)) {\r | |
1554 | ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r | |
1555 | if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != CARD_ACK)) {\r | |
1556 | if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");\r | |
1557 | break;\r | |
1558 | };\r | |
1559 | }\r | |
1560 | }\r | |
1561 | \r | |
1562 | // read block\r | |
1563 | if ((mifare_sendcmd_short(NULL, 0, 0x30, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 18)) {\r | |
1564 | if (MF_DBGLEVEL >= 1) Dbprintf("read block send command error");\r | |
1565 | break;\r | |
1566 | };\r | |
1567 | memcpy(data, receivedAnswer, 18);\r | |
1568 | \r | |
1569 | if (workFlags & 0x04) {\r | |
1570 | // do no issue halt command for gen1b magic tag (#db# halt error. response len: 1)\r | |
1571 | if (!(workFlags & 0x40)) {\r | |
1572 | if (mifare_classic_halt(NULL, cuid)) {\r | |
1573 | if (MF_DBGLEVEL > 1) Dbprintf("Halt error");\r | |
1574 | // Continue, some magic tags misbehavies and send an answer to it.\r | |
1575 | // break;\r | |
1576 | }\r | |
1577 | }\r | |
1578 | }\r | |
1579 | \r | |
1580 | isOK = 1;\r | |
1581 | break;\r | |
1582 | }\r | |
1583 | \r | |
1584 | if ((workFlags & 0x10) || (!isOK)) {\r | |
1585 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
1586 | }\r | |
1587 | \r | |
1588 | LED_B_ON();\r | |
1589 | if (workFlags & 0x20) {\r | |
1590 | if (isOK)\r | |
1591 | memcpy(datain, data, 18);\r | |
1592 | }\r | |
1593 | else\r | |
1594 | cmd_send(CMD_ACK,isOK,0,0,data,18);\r | |
1595 | LED_B_OFF();\r | |
1596 | \r | |
1597 | LEDsoff();\r | |
1598 | }\r | |
1599 | \r | |
1600 | void MifareCIdent(){\r | |
1601 | \r | |
1602 | // card commands\r | |
1603 | uint8_t wupC1[] = { 0x40 };\r | |
1604 | uint8_t wupC2[] = { 0x43 };\r | |
1605 | \r | |
1606 | // variables\r | |
1607 | byte_t isOK = 0;\r | |
1608 | \r | |
1609 | uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r | |
1610 | uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r | |
1611 | \r | |
1612 | LED_A_ON();\r | |
1613 | LED_B_OFF();\r | |
1614 | LED_C_OFF();\r | |
1615 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
1616 | \r | |
1617 | clear_trace();\r | |
1618 | set_tracing(true);\r | |
1619 | \r | |
1620 | ReaderTransmitBitsPar(wupC1,7,0, NULL);\r | |
1621 | if(ReaderReceive(receivedAnswer, receivedAnswerPar) && (receivedAnswer[0] == CARD_ACK)) {\r | |
1622 | isOK = 2;\r | |
1623 | \r | |
1624 | ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r | |
1625 | if(ReaderReceive(receivedAnswer, receivedAnswerPar) && (receivedAnswer[0] == CARD_ACK)) {\r | |
1626 | isOK = 1;\r | |
1627 | };\r | |
1628 | };\r | |
1629 | \r | |
1630 | // From iceman1001: removed the if, since some magic tags misbehavies and send an answer to it.\r | |
1631 | mifare_classic_halt(NULL, 0);\r | |
1632 | \r | |
1633 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
1634 | \r | |
1635 | LED_B_ON();\r | |
1636 | cmd_send(CMD_ACK,isOK,0,0,0,0);\r | |
1637 | LED_B_OFF();\r | |
1638 | \r | |
1639 | LEDsoff();\r | |
1640 | }\r | |
1641 | \r | |
1642 | //\r | |
1643 | // DESFIRE\r | |
1644 | //\r | |
1645 | \r | |
1646 | void Mifare_DES_Auth1(uint8_t arg0, uint8_t *datain){\r | |
1647 | \r | |
1648 | byte_t dataout[11] = {0x00};\r | |
1649 | uint8_t uid[10] = {0x00};\r | |
1650 | uint32_t cuid;\r | |
1651 | \r | |
1652 | iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r | |
1653 | clear_trace();\r | |
1654 | \r | |
1655 | int len = iso14443a_select_card(uid, NULL, &cuid, true, 0, true);\r | |
1656 | if(!len) {\r | |
1657 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");\r | |
1658 | OnError(1);\r | |
1659 | return;\r | |
1660 | };\r | |
1661 | \r | |
1662 | if(mifare_desfire_des_auth1(cuid, dataout)){\r | |
1663 | if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication part1: Fail.");\r | |
1664 | OnError(4);\r | |
1665 | return;\r | |
1666 | }\r | |
1667 | \r | |
1668 | if (MF_DBGLEVEL >= MF_DBG_EXTENDED) DbpString("AUTH 1 FINISHED");\r | |
1669 | \r | |
1670 | cmd_send(CMD_ACK, 1, cuid, 0, dataout, sizeof(dataout));\r | |
1671 | }\r | |
1672 | \r | |
1673 | void Mifare_DES_Auth2(uint32_t arg0, uint8_t *datain){\r | |
1674 | \r | |
1675 | uint32_t cuid = arg0;\r | |
1676 | uint8_t key[16] = {0x00};\r | |
1677 | byte_t isOK = 0;\r | |
1678 | byte_t dataout[12] = {0x00};\r | |
1679 | \r | |
1680 | memcpy(key, datain, 16);\r | |
1681 | \r | |
1682 | isOK = mifare_desfire_des_auth2(cuid, key, dataout);\r | |
1683 | \r | |
1684 | if (isOK) {\r | |
1685 | if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("Authentication part2: Failed");\r | |
1686 | OnError(4);\r | |
1687 | return;\r | |
1688 | }\r | |
1689 | \r | |
1690 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r | |
1691 | \r | |
1692 | if (MF_DBGLEVEL >= MF_DBG_EXTENDED) DbpString("AUTH 2 FINISHED");\r | |
1693 | \r | |
1694 | cmd_send(CMD_ACK, isOK, 0, 0, dataout, sizeof(dataout));\r | |
1695 | LEDsoff();\r | |
1696 | }\r | |
1697 | \r |