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[proxmark3-svn] / client / cmdhfmf.c
1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2011,2012 Merlok
3 //
4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
5 // at your option, any later version. See the LICENSE.txt file for the text of
6 // the license.
7 //-----------------------------------------------------------------------------
8 // High frequency MIFARE commands
9 //-----------------------------------------------------------------------------
10
11 #include "cmdhfmf.h"
12
13 static int CmdHelp(const char *Cmd);
14
15 int CmdHF14AMifare(const char *Cmd)
16 {
17 uint32_t uid = 0;
18 uint32_t nt = 0, nr = 0;
19 uint64_t par_list = 0, ks_list = 0, r_key = 0;
20 uint8_t isOK = 0;
21 uint8_t keyBlock[8] = {0};
22
23 UsbCommand c = {CMD_READER_MIFARE, {true, 0, 0}};
24
25 // message
26 printf("-------------------------------------------------------------------------\n");
27 printf("Executing command. Expected execution time: 25sec on average :-)\n");
28 printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
29 printf("-------------------------------------------------------------------------\n");
30
31
32 start:
33 clearCommandBuffer();
34 SendCommand(&c);
35
36 //flush queue
37 while (ukbhit()) getchar();
38
39 // wait cycle
40 while (true) {
41 printf(".");
42 fflush(stdout);
43 if (ukbhit()) {
44 getchar();
45 printf("\naborted via keyboard!\n");
46 break;
47 }
48
49 UsbCommand resp;
50 if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) {
51 isOK = resp.arg[0] & 0xff;
52 uid = (uint32_t)bytes_to_num(resp.d.asBytes + 0, 4);
53 nt = (uint32_t)bytes_to_num(resp.d.asBytes + 4, 4);
54 par_list = bytes_to_num(resp.d.asBytes + 8, 8);
55 ks_list = bytes_to_num(resp.d.asBytes + 16, 8);
56 nr = bytes_to_num(resp.d.asBytes + 24, 4);
57 printf("\n\n");
58 if (!isOK) PrintAndLog("Proxmark can't get statistic info. Execution aborted.\n");
59 break;
60 }
61 }
62
63 printf("\n");
64
65 // error
66 if (isOK != 1) return 1;
67
68 // execute original function from util nonce2key
69 if (nonce2key(uid, nt, nr, par_list, ks_list, &r_key)) {
70 isOK = 2;
71 PrintAndLog("Key not found (lfsr_common_prefix list is null). Nt=%08x", nt);
72 } else {
73 printf("------------------------------------------------------------------\n");
74 PrintAndLog("Key found:%012"llx" \n", r_key);
75
76 num_to_bytes(r_key, 6, keyBlock);
77 isOK = mfCheckKeys(0, 0, 1, keyBlock, &r_key);
78 }
79
80 if (!isOK)
81 PrintAndLog("Found valid key:%012"llx, r_key);
82 else
83 {
84 if (isOK != 2) PrintAndLog("Found invalid key. ");
85 PrintAndLog("Failing is expected to happen in 25%% of all cases. Trying again with a different reader nonce...");
86 c.arg[0] = false;
87 goto start;
88 }
89
90 PrintAndLog("");
91 return 0;
92 }
93
94 int CmdHF14AMfWrBl(const char *Cmd)
95 {
96 uint8_t blockNo = 0;
97 uint8_t keyType = 0;
98 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
99 uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
100
101 char cmdp = 0x00;
102
103 if (strlen(Cmd)<3) {
104 PrintAndLog("Usage: hf mf wrbl <block number> <key A/B> <key (12 hex symbols)> <block data (32 hex symbols)>");
105 PrintAndLog(" sample: hf mf wrbl 0 A FFFFFFFFFFFF 000102030405060708090A0B0C0D0E0F");
106 return 0;
107 }
108
109 blockNo = param_get8(Cmd, 0);
110 cmdp = param_getchar(Cmd, 1);
111 if (cmdp == 0x00) {
112 PrintAndLog("Key type must be A or B");
113 return 1;
114 }
115 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
116 if (param_gethex(Cmd, 2, key, 12)) {
117 PrintAndLog("Key must include 12 HEX symbols");
118 return 1;
119 }
120 if (param_gethex(Cmd, 3, bldata, 32)) {
121 PrintAndLog("Block data must include 32 HEX symbols");
122 return 1;
123 }
124 PrintAndLog("--block no:%d, key type:%c, key:%s", blockNo, keyType?'B':'A', sprint_hex(key, 6));
125 PrintAndLog("--data: %s", sprint_hex(bldata, 16));
126
127 UsbCommand c = {CMD_MIFARE_WRITEBL, {blockNo, keyType, 0}};
128 memcpy(c.d.asBytes, key, 6);
129 memcpy(c.d.asBytes + 10, bldata, 16);
130 SendCommand(&c);
131
132 UsbCommand resp;
133 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
134 uint8_t isOK = resp.arg[0] & 0xff;
135 PrintAndLog("isOk:%02x", isOK);
136 } else {
137 PrintAndLog("Command execute timeout");
138 }
139
140 return 0;
141 }
142
143 int CmdHF14AMfRdBl(const char *Cmd)
144 {
145 uint8_t blockNo = 0;
146 uint8_t keyType = 0;
147 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
148
149 char cmdp = 0x00;
150
151
152 if (strlen(Cmd)<3) {
153 PrintAndLog("Usage: hf mf rdbl <block number> <key A/B> <key (12 hex symbols)>");
154 PrintAndLog(" sample: hf mf rdbl 0 A FFFFFFFFFFFF ");
155 return 0;
156 }
157
158 blockNo = param_get8(Cmd, 0);
159 cmdp = param_getchar(Cmd, 1);
160 if (cmdp == 0x00) {
161 PrintAndLog("Key type must be A or B");
162 return 1;
163 }
164 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
165 if (param_gethex(Cmd, 2, key, 12)) {
166 PrintAndLog("Key must include 12 HEX symbols");
167 return 1;
168 }
169 PrintAndLog("--block no:%d, key type:%c, key:%s ", blockNo, keyType?'B':'A', sprint_hex(key, 6));
170
171 UsbCommand c = {CMD_MIFARE_READBL, {blockNo, keyType, 0}};
172 memcpy(c.d.asBytes, key, 6);
173 SendCommand(&c);
174
175 UsbCommand resp;
176 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
177 uint8_t isOK = resp.arg[0] & 0xff;
178 uint8_t *data = resp.d.asBytes;
179
180 if (isOK)
181 PrintAndLog("isOk:%02x data:%s", isOK, sprint_hex(data, 16));
182 else
183 PrintAndLog("isOk:%02x", isOK);
184 } else {
185 PrintAndLog("Command execute timeout");
186 }
187
188 return 0;
189 }
190
191 int CmdHF14AMfRdSc(const char *Cmd)
192 {
193 int i;
194 uint8_t sectorNo = 0;
195 uint8_t keyType = 0;
196 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
197 uint8_t isOK = 0;
198 uint8_t *data = NULL;
199 char cmdp = 0x00;
200
201 if (strlen(Cmd)<3) {
202 PrintAndLog("Usage: hf mf rdsc <sector number> <key A/B> <key (12 hex symbols)>");
203 PrintAndLog(" sample: hf mf rdsc 0 A FFFFFFFFFFFF ");
204 return 0;
205 }
206
207 sectorNo = param_get8(Cmd, 0);
208 if (sectorNo > 39) {
209 PrintAndLog("Sector number must be less than 40");
210 return 1;
211 }
212 cmdp = param_getchar(Cmd, 1);
213 if (cmdp != 'a' && cmdp != 'A' && cmdp != 'b' && cmdp != 'B') {
214 PrintAndLog("Key type must be A or B");
215 return 1;
216 }
217 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
218 if (param_gethex(Cmd, 2, key, 12)) {
219 PrintAndLog("Key must include 12 HEX symbols");
220 return 1;
221 }
222 PrintAndLog("--sector no:%d key type:%c key:%s ", sectorNo, keyType?'B':'A', sprint_hex(key, 6));
223
224 UsbCommand c = {CMD_MIFARE_READSC, {sectorNo, keyType, 0}};
225 memcpy(c.d.asBytes, key, 6);
226 SendCommand(&c);
227 PrintAndLog(" ");
228
229 UsbCommand resp;
230 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
231 isOK = resp.arg[0] & 0xff;
232 data = resp.d.asBytes;
233
234 PrintAndLog("isOk:%02x", isOK);
235 if (isOK) {
236 for (i = 0; i < (sectorNo<32?3:15); i++) {
237 PrintAndLog("data : %s", sprint_hex(data + i * 16, 16));
238 }
239 PrintAndLog("trailer: %s", sprint_hex(data + (sectorNo<32?3:15) * 16, 16));
240 }
241 } else {
242 PrintAndLog("Command execute timeout");
243 }
244
245 return 0;
246 }
247
248 uint8_t FirstBlockOfSector(uint8_t sectorNo)
249 {
250 if (sectorNo < 32) {
251 return sectorNo * 4;
252 } else {
253 return 32 * 4 + (sectorNo - 32) * 16;
254 }
255 }
256
257 uint8_t NumBlocksPerSector(uint8_t sectorNo)
258 {
259 if (sectorNo < 32) {
260 return 4;
261 } else {
262 return 16;
263 }
264 }
265
266 int CmdHF14AMfDump(const char *Cmd)
267 {
268 uint8_t sectorNo, blockNo;
269
270 uint8_t keyA[40][6];
271 uint8_t keyB[40][6];
272 uint8_t rights[40][4];
273 uint8_t carddata[256][16];
274 uint8_t numSectors = 16;
275
276 FILE *fin;
277 FILE *fout;
278
279 UsbCommand resp;
280
281 char cmdp = param_getchar(Cmd, 0);
282 switch (cmdp) {
283 case '0' : numSectors = 5; break;
284 case '1' :
285 case '\0': numSectors = 16; break;
286 case '2' : numSectors = 32; break;
287 case '4' : numSectors = 40; break;
288 default: numSectors = 16;
289 }
290
291 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
292 PrintAndLog("Usage: hf mf dump [card memory]");
293 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
294 PrintAndLog("");
295 PrintAndLog("Samples: hf mf dump");
296 PrintAndLog(" hf mf dump 4");
297 return 0;
298 }
299
300 if ((fin = fopen("dumpkeys.bin","rb")) == NULL) {
301 PrintAndLog("Could not find file dumpkeys.bin");
302 return 1;
303 }
304
305 // Read keys A from file
306 for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
307 if (fread( keyA[sectorNo], 1, 6, fin ) == 0) {
308 PrintAndLog("File reading error.");
309 fclose(fin);
310 return 2;
311 }
312 }
313
314 // Read keys B from file
315 for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
316 if (fread( keyB[sectorNo], 1, 6, fin ) == 0) {
317 PrintAndLog("File reading error.");
318 fclose(fin);
319 return 2;
320 }
321 }
322
323 fclose(fin);
324
325 PrintAndLog("|-----------------------------------------|");
326 PrintAndLog("|------ Reading sector access bits...-----|");
327 PrintAndLog("|-----------------------------------------|");
328
329 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
330 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 0, 0}};
331 memcpy(c.d.asBytes, keyA[sectorNo], 6);
332 SendCommand(&c);
333
334 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
335 uint8_t isOK = resp.arg[0] & 0xff;
336 uint8_t *data = resp.d.asBytes;
337 if (isOK){
338 rights[sectorNo][0] = ((data[7] & 0x10)>>2) | ((data[8] & 0x1)<<1) | ((data[8] & 0x10)>>4); // C1C2C3 for data area 0
339 rights[sectorNo][1] = ((data[7] & 0x20)>>3) | ((data[8] & 0x2)<<0) | ((data[8] & 0x20)>>5); // C1C2C3 for data area 1
340 rights[sectorNo][2] = ((data[7] & 0x40)>>4) | ((data[8] & 0x4)>>1) | ((data[8] & 0x40)>>6); // C1C2C3 for data area 2
341 rights[sectorNo][3] = ((data[7] & 0x80)>>5) | ((data[8] & 0x8)>>2) | ((data[8] & 0x80)>>7); // C1C2C3 for sector trailer
342 } else {
343 PrintAndLog("Could not get access rights for sector %2d. Trying with defaults...", sectorNo);
344 rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;
345 rights[sectorNo][3] = 0x01;
346 }
347 } else {
348 PrintAndLog("Command execute timeout when trying to read access rights for sector %2d. Trying with defaults...", sectorNo);
349 rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;
350 rights[sectorNo][3] = 0x01;
351 }
352 }
353
354 PrintAndLog("|-----------------------------------------|");
355 PrintAndLog("|----- Dumping all blocks to file... -----|");
356 PrintAndLog("|-----------------------------------------|");
357
358 bool isOK = true;
359 for (sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) {
360 for (blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
361 bool received = false;
362
363 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. At least the Access Conditions can always be read with key A.
364 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
365 memcpy(c.d.asBytes, keyA[sectorNo], 6);
366 SendCommand(&c);
367 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
368 } else { // data block. Check if it can be read with key A or key B
369 uint8_t data_area = sectorNo<32?blockNo:blockNo/5;
370 if ((rights[sectorNo][data_area] == 0x03) || (rights[sectorNo][data_area] == 0x05)) { // only key B would work
371 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 1, 0}};
372 memcpy(c.d.asBytes, keyB[sectorNo], 6);
373 SendCommand(&c);
374 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
375 } else if (rights[sectorNo][data_area] == 0x07) { // no key would work
376 isOK = false;
377 PrintAndLog("Access rights do not allow reading of sector %2d block %3d", sectorNo, blockNo);
378 } else { // key A would work
379 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
380 memcpy(c.d.asBytes, keyA[sectorNo], 6);
381 SendCommand(&c);
382 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
383 }
384 }
385
386 if (received) {
387 isOK = resp.arg[0] & 0xff;
388 uint8_t *data = resp.d.asBytes;
389 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. Fill in the keys.
390 data[0] = (keyA[sectorNo][0]);
391 data[1] = (keyA[sectorNo][1]);
392 data[2] = (keyA[sectorNo][2]);
393 data[3] = (keyA[sectorNo][3]);
394 data[4] = (keyA[sectorNo][4]);
395 data[5] = (keyA[sectorNo][5]);
396 data[10] = (keyB[sectorNo][0]);
397 data[11] = (keyB[sectorNo][1]);
398 data[12] = (keyB[sectorNo][2]);
399 data[13] = (keyB[sectorNo][3]);
400 data[14] = (keyB[sectorNo][4]);
401 data[15] = (keyB[sectorNo][5]);
402 }
403 if (isOK) {
404 memcpy(carddata[FirstBlockOfSector(sectorNo) + blockNo], data, 16);
405 PrintAndLog("Successfully read block %2d of sector %2d.", blockNo, sectorNo);
406 } else {
407 PrintAndLog("Could not read block %2d of sector %2d", blockNo, sectorNo);
408 break;
409 }
410 }
411 else {
412 isOK = false;
413 PrintAndLog("Command execute timeout when trying to read block %2d of sector %2d.", blockNo, sectorNo);
414 break;
415 }
416 }
417 }
418
419 if (isOK) {
420 if ((fout = fopen("dumpdata.bin","wb")) == NULL) {
421 PrintAndLog("Could not create file name dumpdata.bin");
422 return 1;
423 }
424 uint16_t numblocks = FirstBlockOfSector(numSectors - 1) + NumBlocksPerSector(numSectors - 1);
425 fwrite(carddata, 1, 16*numblocks, fout);
426 fclose(fout);
427 PrintAndLog("Dumped %d blocks (%d bytes) to file dumpdata.bin", numblocks, 16*numblocks);
428 }
429
430 return 0;
431 }
432
433 int CmdHF14AMfRestore(const char *Cmd)
434 {
435 uint8_t sectorNo,blockNo;
436 uint8_t keyType = 0;
437 uint8_t key[6] = {0xFF};
438 uint8_t bldata[16] = {0x00};
439 uint8_t keyA[40][6];
440 uint8_t keyB[40][6];
441 uint8_t numSectors;
442
443 FILE *fdump;
444 FILE *fkeys;
445
446 char cmdp = param_getchar(Cmd, 0);
447 switch (cmdp) {
448 case '0' : numSectors = 5; break;
449 case '1' :
450 case '\0': numSectors = 16; break;
451 case '2' : numSectors = 32; break;
452 case '4' : numSectors = 40; break;
453 default: numSectors = 16;
454 }
455
456 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
457 PrintAndLog("Usage: hf mf restore [card memory]");
458 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
459 PrintAndLog("");
460 PrintAndLog("Samples: hf mf restore");
461 PrintAndLog(" hf mf restore 4");
462 return 0;
463 }
464
465 if ((fkeys = fopen("dumpkeys.bin","rb")) == NULL) {
466 PrintAndLog("Could not find file dumpkeys.bin");
467 return 1;
468 }
469
470 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
471 if (fread(keyA[sectorNo], 1, 6, fkeys) == 0) {
472 PrintAndLog("File reading error (dumpkeys.bin).");
473
474 fclose(fkeys);
475 return 2;
476 }
477 }
478
479 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
480 if (fread(keyB[sectorNo], 1, 6, fkeys) == 0) {
481 PrintAndLog("File reading error (dumpkeys.bin).");
482 fclose(fkeys);
483 return 2;
484 }
485 }
486
487 fclose(fkeys);
488
489 if ((fdump = fopen("dumpdata.bin","rb")) == NULL) {
490 PrintAndLog("Could not find file dumpdata.bin");
491 return 1;
492 }
493 PrintAndLog("Restoring dumpdata.bin to card");
494
495 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
496 for(blockNo = 0; blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
497 UsbCommand c = {CMD_MIFARE_WRITEBL, {FirstBlockOfSector(sectorNo) + blockNo, keyType, 0}};
498 memcpy(c.d.asBytes, key, 6);
499
500 if (fread(bldata, 1, 16, fdump) == 0) {
501 PrintAndLog("File reading error (dumpdata.bin).");
502 fclose(fdump);
503 return 2;
504 }
505
506 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer
507 bldata[0] = (keyA[sectorNo][0]);
508 bldata[1] = (keyA[sectorNo][1]);
509 bldata[2] = (keyA[sectorNo][2]);
510 bldata[3] = (keyA[sectorNo][3]);
511 bldata[4] = (keyA[sectorNo][4]);
512 bldata[5] = (keyA[sectorNo][5]);
513 bldata[10] = (keyB[sectorNo][0]);
514 bldata[11] = (keyB[sectorNo][1]);
515 bldata[12] = (keyB[sectorNo][2]);
516 bldata[13] = (keyB[sectorNo][3]);
517 bldata[14] = (keyB[sectorNo][4]);
518 bldata[15] = (keyB[sectorNo][5]);
519 }
520
521 PrintAndLog("Writing to block %3d: %s", FirstBlockOfSector(sectorNo) + blockNo, sprint_hex(bldata, 16));
522
523 memcpy(c.d.asBytes + 10, bldata, 16);
524 SendCommand(&c);
525
526 UsbCommand resp;
527 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
528 uint8_t isOK = resp.arg[0] & 0xff;
529 PrintAndLog("isOk:%02x", isOK);
530 } else {
531 PrintAndLog("Command execute timeout");
532 }
533 }
534 }
535
536 fclose(fdump);
537 return 0;
538 }
539
540 int CmdHF14AMfNested(const char *Cmd)
541 {
542 int i, j, res, iterations;
543 sector *e_sector = NULL;
544 uint8_t blockNo = 0;
545 uint8_t keyType = 0;
546 uint8_t trgBlockNo = 0;
547 uint8_t trgKeyType = 0;
548 uint8_t SectorsCnt = 0;
549 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
550 uint8_t keyBlock[13*6];
551 uint64_t key64 = 0;
552 bool transferToEml = false;
553
554 bool createDumpFile = false;
555 FILE *fkeys;
556 uint8_t standart[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
557 uint8_t tempkey[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
558
559 char cmdp, ctmp;
560
561 if (strlen(Cmd)<3) {
562 PrintAndLog("Usage:");
563 PrintAndLog(" all sectors: hf mf nested <card memory> <block number> <key A/B> <key (12 hex symbols)> [t,d]");
564 PrintAndLog(" one sector: hf mf nested o <block number> <key A/B> <key (12 hex symbols)>");
565 PrintAndLog(" <target block number> <target key A/B> [t]");
566 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
567 PrintAndLog("t - transfer keys into emulator memory");
568 PrintAndLog("d - write keys to binary file");
569 PrintAndLog(" ");
570 PrintAndLog(" sample1: hf mf nested 1 0 A FFFFFFFFFFFF ");
571 PrintAndLog(" sample2: hf mf nested 1 0 A FFFFFFFFFFFF t ");
572 PrintAndLog(" sample3: hf mf nested 1 0 A FFFFFFFFFFFF d ");
573 PrintAndLog(" sample4: hf mf nested o 0 A FFFFFFFFFFFF 4 A");
574 return 0;
575 }
576
577 cmdp = param_getchar(Cmd, 0);
578 blockNo = param_get8(Cmd, 1);
579 ctmp = param_getchar(Cmd, 2);
580
581 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
582 PrintAndLog("Key type must be A or B");
583 return 1;
584 }
585
586 if (ctmp != 'A' && ctmp != 'a')
587 keyType = 1;
588
589 if (param_gethex(Cmd, 3, key, 12)) {
590 PrintAndLog("Key must include 12 HEX symbols");
591 return 1;
592 }
593
594 if (cmdp == 'o' || cmdp == 'O') {
595 cmdp = 'o';
596 trgBlockNo = param_get8(Cmd, 4);
597 ctmp = param_getchar(Cmd, 5);
598 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
599 PrintAndLog("Target key type must be A or B");
600 return 1;
601 }
602 if (ctmp != 'A' && ctmp != 'a')
603 trgKeyType = 1;
604 } else {
605
606 switch (cmdp) {
607 case '0': SectorsCnt = 05; break;
608 case '1': SectorsCnt = 16; break;
609 case '2': SectorsCnt = 32; break;
610 case '4': SectorsCnt = 40; break;
611 default: SectorsCnt = 16;
612 }
613 }
614
615 ctmp = param_getchar(Cmd, 4);
616 if (ctmp == 't' || ctmp == 'T') transferToEml = true;
617 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = true;
618
619 ctmp = param_getchar(Cmd, 6);
620 transferToEml |= (ctmp == 't' || ctmp == 'T');
621 transferToEml |= (ctmp == 'd' || ctmp == 'D');
622
623 if (cmdp == 'o') {
624 PrintAndLog("--target block no:%3d, target key type:%c ", trgBlockNo, trgKeyType?'B':'A');
625 if (mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true)) {
626 PrintAndLog("Nested error.");
627 return 2;
628 }
629 key64 = bytes_to_num(keyBlock, 6);
630 if (key64) {
631 PrintAndLog("Found valid key:%012"llx, key64);
632
633 // transfer key to the emulator
634 if (transferToEml) {
635 uint8_t sectortrailer;
636 if (trgBlockNo < 32*4) { // 4 block sector
637 sectortrailer = (trgBlockNo & 0x03) + 3;
638 } else { // 16 block sector
639 sectortrailer = (trgBlockNo & 0x0f) + 15;
640 }
641 mfEmlGetMem(keyBlock, sectortrailer, 1);
642
643 if (!trgKeyType)
644 num_to_bytes(key64, 6, keyBlock);
645 else
646 num_to_bytes(key64, 6, &keyBlock[10]);
647 mfEmlSetMem(keyBlock, sectortrailer, 1);
648 }
649 } else {
650 PrintAndLog("No valid key found");
651 }
652 }
653 else { // ------------------------------------ multiple sectors working
654 clock_t time1;
655 time1 = clock();
656
657 e_sector = calloc(SectorsCnt, sizeof(sector));
658 if (e_sector == NULL) return 1;
659
660 //test current key and additional standard keys first
661 memcpy(keyBlock, key, 6);
662 num_to_bytes(0xffffffffffff, 6, (uint8_t*)(keyBlock + 1 * 6));
663 num_to_bytes(0x000000000000, 6, (uint8_t*)(keyBlock + 2 * 6));
664 num_to_bytes(0xa0a1a2a3a4a5, 6, (uint8_t*)(keyBlock + 3 * 6));
665 num_to_bytes(0xb0b1b2b3b4b5, 6, (uint8_t*)(keyBlock + 4 * 6));
666 num_to_bytes(0xaabbccddeeff, 6, (uint8_t*)(keyBlock + 5 * 6));
667 num_to_bytes(0x4d3a99c351dd, 6, (uint8_t*)(keyBlock + 6 * 6));
668 num_to_bytes(0x1a982c7e459a, 6, (uint8_t*)(keyBlock + 7 * 6));
669 num_to_bytes(0xd3f7d3f7d3f7, 6, (uint8_t*)(keyBlock + 8 * 6));
670 num_to_bytes(0x714c5c886e97, 6, (uint8_t*)(keyBlock + 9 * 6));
671 num_to_bytes(0x587ee5f9350f, 6, (uint8_t*)(keyBlock + 10 * 6));
672 num_to_bytes(0xa0478cc39091, 6, (uint8_t*)(keyBlock + 11 * 6));
673 num_to_bytes(0x533cb6c723f6, 6, (uint8_t*)(keyBlock + 12 * 6));
674 num_to_bytes(0x8fd0a4f256e9, 6, (uint8_t*)(keyBlock + 13 * 6));
675
676 PrintAndLog("Testing known keys. Sector count=%d", SectorsCnt);
677 for (i = 0; i < SectorsCnt; i++) {
678 for (j = 0; j < 2; j++) {
679 if (e_sector[i].foundKey[j]) continue;
680
681 res = mfCheckKeys(FirstBlockOfSector(i), j, 6, keyBlock, &key64);
682
683 if (!res) {
684 e_sector[i].Key[j] = key64;
685 e_sector[i].foundKey[j] = 1;
686 }
687 }
688 }
689
690 // nested sectors
691 iterations = 0;
692 PrintAndLog("nested...");
693 bool calibrate = true;
694 for (i = 0; i < NESTED_SECTOR_RETRY; i++) {
695 for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
696 for (trgKeyType = 0; trgKeyType < 2; trgKeyType++) {
697 if (e_sector[sectorNo].foundKey[trgKeyType]) continue;
698 PrintAndLog("-----------------------------------------------");
699 if(mfnested(blockNo, keyType, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate)) {
700 PrintAndLog("Nested error.\n");
701 free(e_sector);
702 return 2; }
703 else {
704 calibrate = false;
705 }
706
707 iterations++;
708
709 key64 = bytes_to_num(keyBlock, 6);
710 if (key64) {
711 PrintAndLog("Found valid key:%012"llx, key64);
712 e_sector[sectorNo].foundKey[trgKeyType] = 1;
713 e_sector[sectorNo].Key[trgKeyType] = key64;
714 }
715 }
716 }
717 }
718
719 printf("Time in nested: %1.3f (%1.3f sec per key)\n\n", ((float)clock() - time1)/CLOCKS_PER_SEC, ((float)clock() - time1)/iterations/CLOCKS_PER_SEC);
720
721 PrintAndLog("-----------------------------------------------\nIterations count: %d\n\n", iterations);
722 //print them
723 PrintAndLog("|---|----------------|---|----------------|---|");
724 PrintAndLog("|sec|key A |res|key B |res|");
725 PrintAndLog("|---|----------------|---|----------------|---|");
726 for (i = 0; i < SectorsCnt; i++) {
727 PrintAndLog("|%03d| %012"llx" | %d | %012"llx" | %d |", i,
728 e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]);
729 }
730 PrintAndLog("|---|----------------|---|----------------|---|");
731
732 // transfer them to the emulator
733 if (transferToEml) {
734 for (i = 0; i < SectorsCnt; i++) {
735 mfEmlGetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
736 if (e_sector[i].foundKey[0])
737 num_to_bytes(e_sector[i].Key[0], 6, keyBlock);
738 if (e_sector[i].foundKey[1])
739 num_to_bytes(e_sector[i].Key[1], 6, &keyBlock[10]);
740 mfEmlSetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
741 }
742 }
743
744 // Create dump file
745 if (createDumpFile) {
746 if ((fkeys = fopen("dumpkeys.bin","wb")) == NULL) {
747 PrintAndLog("Could not create file dumpkeys.bin");
748 free(e_sector);
749 return 1;
750 }
751 PrintAndLog("Printing keys to binary file dumpkeys.bin...");
752 for(i=0; i<SectorsCnt; i++) {
753 if (e_sector[i].foundKey[0]){
754 num_to_bytes(e_sector[i].Key[0], 6, tempkey);
755 fwrite ( tempkey, 1, 6, fkeys );
756 }
757 else{
758 fwrite ( &standart, 1, 6, fkeys );
759 }
760 }
761 for(i=0; i<SectorsCnt; i++) {
762 if (e_sector[i].foundKey[1]){
763 num_to_bytes(e_sector[i].Key[1], 6, tempkey);
764 fwrite ( tempkey, 1, 6, fkeys );
765 }
766 else{
767 fwrite ( &standart, 1, 6, fkeys );
768 }
769 }
770 fclose(fkeys);
771 }
772
773 free(e_sector);
774 }
775 return 0;
776 }
777
778 int CmdHF14AMfChk(const char *Cmd)
779 {
780 if (strlen(Cmd)<3) {
781 PrintAndLog("Usage: hf mf chk <block number>|<*card memory> <key type (A/B/?)> [t] [<key (12 hex symbols)>] [<dic (*.dic)>]");
782 PrintAndLog(" * - all sectors");
783 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
784 PrintAndLog("d - write keys to binary file\n");
785 PrintAndLog(" sample: hf mf chk 0 A 1234567890ab keys.dic");
786 PrintAndLog(" hf mf chk *1 ? t");
787 return 0;
788 }
789
790 FILE * f;
791 char filename[FILE_PATH_SIZE]={0};
792 char buf[13];
793 uint8_t *keyBlock = NULL, *p;
794 uint8_t stKeyBlock = 20;
795
796 int i, res;
797 int keycnt = 0;
798 char ctmp = 0x00;
799 uint8_t blockNo = 0;
800 uint8_t SectorsCnt = 1;
801 uint8_t keyType = 0;
802 uint64_t key64 = 0;
803
804 int transferToEml = 0;
805 int createDumpFile = 0;
806
807 keyBlock = calloc(stKeyBlock, 6);
808 if (keyBlock == NULL) return 1;
809
810 uint64_t defaultKeys[] =
811 {
812 0xffffffffffff, // Default key (first key used by program if no user defined key)
813 0x000000000000, // Blank key
814 0xa0a1a2a3a4a5, // NFCForum MAD key
815 0xb0b1b2b3b4b5,
816 0xaabbccddeeff,
817 0x4d3a99c351dd,
818 0x1a982c7e459a,
819 0xd3f7d3f7d3f7,
820 0x714c5c886e97,
821 0x587ee5f9350f,
822 0xa0478cc39091,
823 0x533cb6c723f6,
824 0x8fd0a4f256e9
825 };
826 int defaultKeysSize = sizeof(defaultKeys) / sizeof(uint64_t);
827
828 for (int defaultKeyCounter = 0; defaultKeyCounter < defaultKeysSize; defaultKeyCounter++)
829 {
830 num_to_bytes(defaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));
831 }
832
833 if (param_getchar(Cmd, 0)=='*') {
834 blockNo = 3;
835 switch(param_getchar(Cmd+1, 0)) {
836 case '0': SectorsCnt = 5; break;
837 case '1': SectorsCnt = 16; break;
838 case '2': SectorsCnt = 32; break;
839 case '4': SectorsCnt = 40; break;
840 default: SectorsCnt = 16;
841 }
842 }
843 else
844 blockNo = param_get8(Cmd, 0);
845
846 ctmp = param_getchar(Cmd, 1);
847 switch (ctmp) {
848 case 'a': case 'A':
849 keyType = !0;
850 break;
851 case 'b': case 'B':
852 keyType = !1;
853 break;
854 case '?':
855 keyType = 2;
856 break;
857 default:
858 PrintAndLog("Key type must be A , B or ?");
859 return 1;
860 };
861
862 ctmp = param_getchar(Cmd, 2);
863 if (ctmp == 't' || ctmp == 'T') transferToEml = 1;
864 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = 1;
865
866 for (i = transferToEml || createDumpFile; param_getchar(Cmd, 2 + i); i++) {
867 if (!param_gethex(Cmd, 2 + i, keyBlock + 6 * keycnt, 12)) {
868 if ( stKeyBlock - keycnt < 2) {
869 p = realloc(keyBlock, 6*(stKeyBlock+=10));
870 if (!p) {
871 PrintAndLog("Cannot allocate memory for Keys");
872 free(keyBlock);
873 return 2;
874 }
875 keyBlock = p;
876 }
877 PrintAndLog("chk key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
878 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
879 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
880 keycnt++;
881 } else {
882 // May be a dic file
883 if ( param_getstr(Cmd, 2 + i,filename) >= FILE_PATH_SIZE ) {
884 PrintAndLog("File name too long");
885 free(keyBlock);
886 return 2;
887 }
888
889 if ( (f = fopen( filename , "r")) ) {
890 while( fgets(buf, sizeof(buf), f) ){
891 if (strlen(buf) < 12 || buf[11] == '\n')
892 continue;
893
894 while (fgetc(f) != '\n' && !feof(f)) ; //goto next line
895
896 if( buf[0]=='#' ) continue; //The line start with # is comment, skip
897
898 if (!isxdigit(buf[0])){
899 PrintAndLog("File content error. '%s' must include 12 HEX symbols",buf);
900 continue;
901 }
902
903 buf[12] = 0;
904
905 if ( stKeyBlock - keycnt < 2) {
906 p = realloc(keyBlock, 6*(stKeyBlock+=10));
907 if (!p) {
908 PrintAndLog("Cannot allocate memory for defKeys");
909 free(keyBlock);
910 return 2;
911 }
912 keyBlock = p;
913 }
914 memset(keyBlock + 6 * keycnt, 0, 6);
915 num_to_bytes(strtoll(buf, NULL, 16), 6, keyBlock + 6*keycnt);
916 PrintAndLog("chk custom key[%2d] %012"llx, keycnt, bytes_to_num(keyBlock + 6*keycnt, 6));
917 keycnt++;
918 memset(buf, 0, sizeof(buf));
919 }
920 fclose(f);
921 } else {
922 PrintAndLog("File: %s: not found or locked.", filename);
923 free(keyBlock);
924 return 1;
925
926 }
927 }
928 }
929
930 if (keycnt == 0) {
931 PrintAndLog("No key specified, trying default keys");
932 for (;keycnt < defaultKeysSize; keycnt++)
933 PrintAndLog("chk default key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
934 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
935 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
936 }
937
938 // initialize storage for found keys
939 bool validKey[2][40];
940 uint8_t foundKey[2][40][6];
941 for (uint16_t t = 0; t < 2; t++) {
942 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
943 validKey[t][sectorNo] = false;
944 for (uint16_t i = 0; i < 6; i++) {
945 foundKey[t][sectorNo][i] = 0xff;
946 }
947 }
948 }
949
950 for ( int t = !keyType; t < 2; keyType==2?(t++):(t=2) ) {
951 int b=blockNo;
952 for (int i = 0; i < SectorsCnt; ++i) {
953 PrintAndLog("--sector:%2d, block:%3d, key type:%C, key count:%2d ", i, b, t?'B':'A', keycnt);
954 uint32_t max_keys = keycnt>USB_CMD_DATA_SIZE/6?USB_CMD_DATA_SIZE/6:keycnt;
955 for (uint32_t c = 0; c < keycnt; c+=max_keys) {
956 uint32_t size = keycnt-c>max_keys?max_keys:keycnt-c;
957 res = mfCheckKeys(b, t, size, &keyBlock[6*c], &key64);
958 if (res != 1) {
959 if (!res) {
960 PrintAndLog("Found valid key:[%012"llx"]",key64);
961 num_to_bytes(key64, 6, foundKey[t][i]);
962 validKey[t][i] = true;
963 }
964 } else {
965 PrintAndLog("Command execute timeout");
966 }
967 }
968 b<127?(b+=4):(b+=16);
969 }
970 }
971
972 if (transferToEml) {
973 uint8_t block[16];
974 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
975 if (validKey[0][sectorNo] || validKey[1][sectorNo]) {
976 mfEmlGetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
977 for (uint16_t t = 0; t < 2; t++) {
978 if (validKey[t][sectorNo]) {
979 memcpy(block + t*10, foundKey[t][sectorNo], 6);
980 }
981 }
982 mfEmlSetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
983 }
984 }
985 PrintAndLog("Found keys have been transferred to the emulator memory");
986 }
987
988 if (createDumpFile) {
989 FILE *fkeys = fopen("dumpkeys.bin","wb");
990 if (fkeys == NULL) {
991 PrintAndLog("Could not create file dumpkeys.bin");
992 free(keyBlock);
993 return 1;
994 }
995 for (uint16_t t = 0; t < 2; t++) {
996 fwrite(foundKey[t], 1, 6*SectorsCnt, fkeys);
997 }
998 fclose(fkeys);
999 PrintAndLog("Found keys have been dumped to file dumpkeys.bin. 0xffffffffffff has been inserted for unknown keys.");
1000 }
1001
1002 free(keyBlock);
1003 PrintAndLog("");
1004 return 0;
1005 }
1006
1007 int CmdHF14AMf1kSim(const char *Cmd)
1008 {
1009 uint8_t uid[7] = {0, 0, 0, 0, 0, 0, 0};
1010 uint8_t exitAfterNReads = 0;
1011 uint8_t flags = 0;
1012
1013 if (param_getchar(Cmd, 0) == 'h') {
1014 PrintAndLog("Usage: hf mf sim u <uid (8 hex symbols)> n <numreads> i x");
1015 PrintAndLog(" u (Optional) UID. If not specified, the UID from emulator memory will be used");
1016 PrintAndLog(" n (Optional) Automatically exit simulation after <numreads> blocks have been read by reader. 0 = infinite");
1017 PrintAndLog(" i (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted");
1018 PrintAndLog(" x (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)");
1019 PrintAndLog(" sample: hf mf sim u 0a0a0a0a ");
1020 return 0;
1021 }
1022 uint8_t pnr = 0;
1023 if (param_getchar(Cmd, pnr) == 'u') {
1024 if(param_gethex(Cmd, pnr+1, uid, 8) == 0)
1025 {
1026 flags |= FLAG_4B_UID_IN_DATA; // UID from packet
1027 } else if(param_gethex(Cmd,pnr+1,uid,14) == 0) {
1028 flags |= FLAG_7B_UID_IN_DATA;// UID from packet
1029 } else {
1030 PrintAndLog("UID, if specified, must include 8 or 14 HEX symbols");
1031 return 1;
1032 }
1033 pnr +=2;
1034 }
1035 if (param_getchar(Cmd, pnr) == 'n') {
1036 exitAfterNReads = param_get8(Cmd,pnr+1);
1037 pnr += 2;
1038 }
1039 if (param_getchar(Cmd, pnr) == 'i' ) {
1040 //Using a flag to signal interactiveness, least significant bit
1041 flags |= FLAG_INTERACTIVE;
1042 pnr++;
1043 }
1044
1045 if (param_getchar(Cmd, pnr) == 'x' ) {
1046 //Using a flag to signal interactiveness, least significant bit
1047 flags |= FLAG_NR_AR_ATTACK;
1048 }
1049 PrintAndLog(" uid:%s, numreads:%d, flags:%d (0x%02x) ",
1050 flags & FLAG_4B_UID_IN_DATA ? sprint_hex(uid,4):
1051 flags & FLAG_7B_UID_IN_DATA ? sprint_hex(uid,7): "N/A"
1052 , exitAfterNReads, flags,flags);
1053
1054
1055 UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}};
1056 memcpy(c.d.asBytes, uid, sizeof(uid));
1057 SendCommand(&c);
1058
1059 if(flags & FLAG_INTERACTIVE)
1060 {
1061 UsbCommand resp;
1062 PrintAndLog("Press pm3-button to abort simulation");
1063 while(! WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1064 //We're waiting only 1.5 s at a time, otherwise we get the
1065 // annoying message about "Waiting for a response... "
1066 }
1067 }
1068
1069 return 0;
1070 }
1071
1072 int CmdHF14AMfDbg(const char *Cmd)
1073 {
1074 int dbgMode = param_get32ex(Cmd, 0, 0, 10);
1075 if (dbgMode > 4) {
1076 PrintAndLog("Max debug mode parameter is 4 \n");
1077 }
1078
1079 if (strlen(Cmd) < 1 || !param_getchar(Cmd, 0) || dbgMode > 4) {
1080 PrintAndLog("Usage: hf mf dbg <debug level>");
1081 PrintAndLog(" 0 - no debug messages");
1082 PrintAndLog(" 1 - error messages");
1083 PrintAndLog(" 2 - plus information messages");
1084 PrintAndLog(" 3 - plus debug messages");
1085 PrintAndLog(" 4 - print even debug messages in timing critical functions");
1086 PrintAndLog(" Note: this option therefore may cause malfunction itself");
1087 return 0;
1088 }
1089
1090 UsbCommand c = {CMD_MIFARE_SET_DBGMODE, {dbgMode, 0, 0}};
1091 SendCommand(&c);
1092
1093 return 0;
1094 }
1095
1096 int CmdHF14AMfEGet(const char *Cmd)
1097 {
1098 uint8_t blockNo = 0;
1099 uint8_t data[16] = {0x00};
1100
1101 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1102 PrintAndLog("Usage: hf mf eget <block number>");
1103 PrintAndLog(" sample: hf mf eget 0 ");
1104 return 0;
1105 }
1106
1107 blockNo = param_get8(Cmd, 0);
1108
1109 PrintAndLog(" ");
1110 if (!mfEmlGetMem(data, blockNo, 1)) {
1111 PrintAndLog("data[%3d]:%s", blockNo, sprint_hex(data, 16));
1112 } else {
1113 PrintAndLog("Command execute timeout");
1114 }
1115
1116 return 0;
1117 }
1118
1119 int CmdHF14AMfEClear(const char *Cmd)
1120 {
1121 if (param_getchar(Cmd, 0) == 'h') {
1122 PrintAndLog("Usage: hf mf eclr");
1123 PrintAndLog("It set card emulator memory to empty data blocks and key A/B FFFFFFFFFFFF \n");
1124 return 0;
1125 }
1126
1127 UsbCommand c = {CMD_MIFARE_EML_MEMCLR, {0, 0, 0}};
1128 SendCommand(&c);
1129 return 0;
1130 }
1131
1132
1133 int CmdHF14AMfESet(const char *Cmd)
1134 {
1135 uint8_t memBlock[16];
1136 uint8_t blockNo = 0;
1137
1138 memset(memBlock, 0x00, sizeof(memBlock));
1139
1140 if (strlen(Cmd) < 3 || param_getchar(Cmd, 0) == 'h') {
1141 PrintAndLog("Usage: hf mf eset <block number> <block data (32 hex symbols)>");
1142 PrintAndLog(" sample: hf mf eset 1 000102030405060708090a0b0c0d0e0f ");
1143 return 0;
1144 }
1145
1146 blockNo = param_get8(Cmd, 0);
1147
1148 if (param_gethex(Cmd, 1, memBlock, 32)) {
1149 PrintAndLog("block data must include 32 HEX symbols");
1150 return 1;
1151 }
1152
1153 // 1 - blocks count
1154 UsbCommand c = {CMD_MIFARE_EML_MEMSET, {blockNo, 1, 0}};
1155 memcpy(c.d.asBytes, memBlock, 16);
1156 SendCommand(&c);
1157 return 0;
1158 }
1159
1160
1161 int CmdHF14AMfELoad(const char *Cmd)
1162 {
1163 FILE * f;
1164 char filename[FILE_PATH_SIZE];
1165 char *fnameptr = filename;
1166 char buf[64] = {0x00};
1167 uint8_t buf8[64] = {0x00};
1168 int i, len, blockNum, numBlocks;
1169 int nameParamNo = 1;
1170
1171 char ctmp = param_getchar(Cmd, 0);
1172
1173 if ( ctmp == 'h' || ctmp == 0x00) {
1174 PrintAndLog("It loads emul dump from the file `filename.eml`");
1175 PrintAndLog("Usage: hf mf eload [card memory] <file name w/o `.eml`>");
1176 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1177 PrintAndLog("");
1178 PrintAndLog(" sample: hf mf eload filename");
1179 PrintAndLog(" hf mf eload 4 filename");
1180 return 0;
1181 }
1182
1183 switch (ctmp) {
1184 case '0' : numBlocks = 5*4; break;
1185 case '1' :
1186 case '\0': numBlocks = 16*4; break;
1187 case '2' : numBlocks = 32*4; break;
1188 case '4' : numBlocks = 256; break;
1189 default: {
1190 numBlocks = 16*4;
1191 nameParamNo = 0;
1192 }
1193 }
1194
1195 len = param_getstr(Cmd,nameParamNo,filename);
1196
1197 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
1198
1199 fnameptr += len;
1200
1201 sprintf(fnameptr, ".eml");
1202
1203 // open file
1204 f = fopen(filename, "r");
1205 if (f == NULL) {
1206 PrintAndLog("File %s not found or locked", filename);
1207 return 1;
1208 }
1209
1210 blockNum = 0;
1211 while(!feof(f)){
1212 memset(buf, 0, sizeof(buf));
1213
1214 if (fgets(buf, sizeof(buf), f) == NULL) {
1215
1216 if (blockNum >= numBlocks) break;
1217
1218 PrintAndLog("File reading error.");
1219 fclose(f);
1220 return 2;
1221 }
1222
1223 if (strlen(buf) < 32){
1224 if(strlen(buf) && feof(f))
1225 break;
1226 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1227 fclose(f);
1228 return 2;
1229 }
1230
1231 for (i = 0; i < 32; i += 2) {
1232 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1233 }
1234
1235 if (mfEmlSetMem(buf8, blockNum, 1)) {
1236 PrintAndLog("Cant set emul block: %3d", blockNum);
1237 fclose(f);
1238 return 3;
1239 }
1240 printf(".");
1241 blockNum++;
1242
1243 if (blockNum >= numBlocks) break;
1244 }
1245 fclose(f);
1246 printf("\n");
1247
1248 if ((blockNum != numBlocks)) {
1249 PrintAndLog("File content error. Got %d must be %d blocks.",blockNum, numBlocks);
1250 return 4;
1251 }
1252 PrintAndLog("Loaded %d blocks from file: %s", blockNum, filename);
1253 return 0;
1254 }
1255
1256
1257 int CmdHF14AMfESave(const char *Cmd)
1258 {
1259 FILE * f;
1260 char filename[FILE_PATH_SIZE];
1261 char * fnameptr = filename;
1262 uint8_t buf[64];
1263 int i, j, len, numBlocks;
1264 int nameParamNo = 1;
1265
1266 memset(filename, 0, sizeof(filename));
1267 memset(buf, 0, sizeof(buf));
1268
1269 char ctmp = param_getchar(Cmd, 0);
1270
1271 if ( ctmp == 'h' || ctmp == 'H') {
1272 PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`");
1273 PrintAndLog(" Usage: hf mf esave [card memory] [file name w/o `.eml`]");
1274 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1275 PrintAndLog("");
1276 PrintAndLog(" sample: hf mf esave ");
1277 PrintAndLog(" hf mf esave 4");
1278 PrintAndLog(" hf mf esave 4 filename");
1279 return 0;
1280 }
1281
1282 switch (ctmp) {
1283 case '0' : numBlocks = 5*4; break;
1284 case '1' :
1285 case '\0': numBlocks = 16*4; break;
1286 case '2' : numBlocks = 32*4; break;
1287 case '4' : numBlocks = 256; break;
1288 default: {
1289 numBlocks = 16*4;
1290 nameParamNo = 0;
1291 }
1292 }
1293
1294 len = param_getstr(Cmd,nameParamNo,filename);
1295
1296 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
1297
1298 // user supplied filename?
1299 if (len < 1) {
1300 // get filename (UID from memory)
1301 if (mfEmlGetMem(buf, 0, 1)) {
1302 PrintAndLog("Can\'t get UID from block: %d", 0);
1303 sprintf(filename, "dump.eml");
1304 }
1305 for (j = 0; j < 7; j++, fnameptr += 2)
1306 sprintf(fnameptr, "%02X", buf[j]);
1307 } else {
1308 fnameptr += len;
1309 }
1310
1311 // add file extension
1312 sprintf(fnameptr, ".eml");
1313
1314 // open file
1315 f = fopen(filename, "w+");
1316
1317 if ( !f ) {
1318 PrintAndLog("Can't open file %s ", filename);
1319 return 1;
1320 }
1321
1322 // put hex
1323 for (i = 0; i < numBlocks; i++) {
1324 if (mfEmlGetMem(buf, i, 1)) {
1325 PrintAndLog("Cant get block: %d", i);
1326 break;
1327 }
1328 for (j = 0; j < 16; j++)
1329 fprintf(f, "%02X", buf[j]);
1330 fprintf(f,"\n");
1331 }
1332 fclose(f);
1333
1334 PrintAndLog("Saved %d blocks to file: %s", numBlocks, filename);
1335
1336 return 0;
1337 }
1338
1339
1340 int CmdHF14AMfECFill(const char *Cmd)
1341 {
1342 uint8_t keyType = 0;
1343 uint8_t numSectors = 16;
1344
1345 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1346 PrintAndLog("Usage: hf mf ecfill <key A/B> [card memory]");
1347 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1348 PrintAndLog("");
1349 PrintAndLog("samples: hf mf ecfill A");
1350 PrintAndLog(" hf mf ecfill A 4");
1351 PrintAndLog("Read card and transfer its data to emulator memory.");
1352 PrintAndLog("Keys must be laid in the emulator memory. \n");
1353 return 0;
1354 }
1355
1356 char ctmp = param_getchar(Cmd, 0);
1357 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
1358 PrintAndLog("Key type must be A or B");
1359 return 1;
1360 }
1361 if (ctmp != 'A' && ctmp != 'a') keyType = 1;
1362
1363 ctmp = param_getchar(Cmd, 1);
1364 switch (ctmp) {
1365 case '0' : numSectors = 5; break;
1366 case '1' :
1367 case '\0': numSectors = 16; break;
1368 case '2' : numSectors = 32; break;
1369 case '4' : numSectors = 40; break;
1370 default: numSectors = 16;
1371 }
1372
1373 printf("--params: numSectors: %d, keyType:%d", numSectors, keyType);
1374 UsbCommand c = {CMD_MIFARE_EML_CARDLOAD, {numSectors, keyType, 0}};
1375 SendCommand(&c);
1376 return 0;
1377 }
1378
1379
1380 int CmdHF14AMfEKeyPrn(const char *Cmd)
1381 {
1382 int i;
1383 uint8_t numSectors;
1384 uint8_t data[16];
1385 uint64_t keyA, keyB;
1386
1387 if (param_getchar(Cmd, 0) == 'h') {
1388 PrintAndLog("It prints the keys loaded in the emulator memory");
1389 PrintAndLog("Usage: hf mf ekeyprn [card memory]");
1390 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1391 PrintAndLog("");
1392 PrintAndLog(" sample: hf mf ekeyprn 1");
1393 return 0;
1394 }
1395
1396 char cmdp = param_getchar(Cmd, 0);
1397
1398 switch (cmdp) {
1399 case '0' : numSectors = 5; break;
1400 case '1' :
1401 case '\0': numSectors = 16; break;
1402 case '2' : numSectors = 32; break;
1403 case '4' : numSectors = 40; break;
1404 default: numSectors = 16;
1405 }
1406
1407 PrintAndLog("|---|----------------|----------------|");
1408 PrintAndLog("|sec|key A |key B |");
1409 PrintAndLog("|---|----------------|----------------|");
1410 for (i = 0; i < numSectors; i++) {
1411 if (mfEmlGetMem(data, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1)) {
1412 PrintAndLog("error get block %d", FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1);
1413 break;
1414 }
1415 keyA = bytes_to_num(data, 6);
1416 keyB = bytes_to_num(data + 10, 6);
1417 PrintAndLog("|%03d| %012"llx" | %012"llx" |", i, keyA, keyB);
1418 }
1419 PrintAndLog("|---|----------------|----------------|");
1420
1421 return 0;
1422 }
1423
1424
1425 int CmdHF14AMfCSetUID(const char *Cmd)
1426 {
1427 uint8_t wipeCard = 0;
1428 uint8_t uid[8] = {0x00};
1429 uint8_t oldUid[8] = {0x00};
1430 int res;
1431
1432 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1433 PrintAndLog("Usage: hf mf csetuid <UID 8 hex symbols> <w>");
1434 PrintAndLog("sample: hf mf csetuid 01020304 w");
1435 PrintAndLog("Set UID for magic Chinese card (only works with!!!)");
1436 PrintAndLog("If you want wipe card then add 'w' into command line. \n");
1437 return 0;
1438 }
1439
1440 if (param_getchar(Cmd, 0) && param_gethex(Cmd, 0, uid, 8)) {
1441 PrintAndLog("UID must include 8 HEX symbols");
1442 return 1;
1443 }
1444
1445 char ctmp = param_getchar(Cmd, 1);
1446 if (ctmp == 'w' || ctmp == 'W') wipeCard = 1;
1447
1448 PrintAndLog("--wipe card:%02x uid:%s", wipeCard, sprint_hex(uid, 4));
1449
1450 res = mfCSetUID(uid, oldUid, wipeCard);
1451 if (res) {
1452 PrintAndLog("Can't set UID. error=%d", res);
1453 return 1;
1454 }
1455
1456 PrintAndLog("old UID:%s", sprint_hex(oldUid, 4));
1457 PrintAndLog("new UID:%s", sprint_hex(uid, 4));
1458 return 0;
1459 }
1460
1461 int CmdHF14AMfCSetBlk(const char *Cmd)
1462 {
1463 uint8_t uid[8] = {0x00};
1464 uint8_t memBlock[16] = {0x00};
1465 uint8_t blockNo = 0;
1466 int res;
1467
1468 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1469 PrintAndLog("Usage: hf mf csetblk <block number> <block data (32 hex symbols)>");
1470 PrintAndLog("sample: hf mf csetblk 1 01020304050607080910111213141516");
1471 PrintAndLog("Set block data for magic Chinese card (only works with!!!)");
1472 PrintAndLog("If you want wipe card then add 'w' into command line. \n");
1473 return 0;
1474 }
1475
1476 blockNo = param_get8(Cmd, 0);
1477
1478 if (param_gethex(Cmd, 1, memBlock, 32)) {
1479 PrintAndLog("block data must include 32 HEX symbols");
1480 return 1;
1481 }
1482
1483 PrintAndLog("--block number:%2d data:%s", blockNo, sprint_hex(memBlock, 16));
1484
1485 res = mfCSetBlock(blockNo, memBlock, uid, 0, CSETBLOCK_SINGLE_OPER);
1486 if (res) {
1487 PrintAndLog("Can't write block. error=%d", res);
1488 return 1;
1489 }
1490
1491 PrintAndLog("UID:%s", sprint_hex(uid, 4));
1492 return 0;
1493 }
1494
1495
1496 int CmdHF14AMfCLoad(const char *Cmd)
1497 {
1498 FILE * f;
1499 char filename[FILE_PATH_SIZE] = {0x00};
1500 char * fnameptr = filename;
1501 char buf[64] = {0x00};
1502 uint8_t buf8[64] = {0x00};
1503 uint8_t fillFromEmulator = 0;
1504 int i, len, blockNum, flags;
1505
1506 // memset(filename, 0, sizeof(filename));
1507 // memset(buf, 0, sizeof(buf));
1508
1509 if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
1510 PrintAndLog("It loads magic Chinese card (only works with!!!) from the file `filename.eml`");
1511 PrintAndLog("or from emulator memory (option `e`)");
1512 PrintAndLog("Usage: hf mf cload <file name w/o `.eml`>");
1513 PrintAndLog(" or: hf mf cload e ");
1514 PrintAndLog(" sample: hf mf cload filename");
1515 return 0;
1516 }
1517
1518 char ctmp = param_getchar(Cmd, 0);
1519 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1520
1521 if (fillFromEmulator) {
1522 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1523 for (blockNum = 0; blockNum < 16 * 4; blockNum += 1) {
1524 if (mfEmlGetMem(buf8, blockNum, 1)) {
1525 PrintAndLog("Cant get block: %d", blockNum);
1526 return 2;
1527 }
1528
1529 if (blockNum == 2) flags = 0;
1530 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1531
1532 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1533 PrintAndLog("Cant set magic card block: %d", blockNum);
1534 return 3;
1535 }
1536 }
1537 return 0;
1538 } else {
1539 len = strlen(Cmd);
1540 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
1541
1542 memcpy(filename, Cmd, len);
1543 fnameptr += len;
1544
1545 sprintf(fnameptr, ".eml");
1546
1547 // open file
1548 f = fopen(filename, "r");
1549 if (f == NULL) {
1550 PrintAndLog("File not found or locked.");
1551 return 1;
1552 }
1553
1554 blockNum = 0;
1555 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1556 while(!feof(f)){
1557 memset(buf, 0, sizeof(buf));
1558 if (fgets(buf, sizeof(buf), f) == NULL) {
1559 PrintAndLog("File reading error.");
1560 return 2;
1561 }
1562
1563 if (strlen(buf) < 32){
1564 if(strlen(buf) && feof(f))
1565 break;
1566 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1567 return 2;
1568 }
1569 for (i = 0; i < 32; i += 2)
1570 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1571
1572 if (blockNum == 2) flags = 0;
1573 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1574
1575 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1576 PrintAndLog("Can't set magic card block: %d", blockNum);
1577 return 3;
1578 }
1579 blockNum++;
1580
1581 if (blockNum >= 16 * 4) break; // magic card type - mifare 1K
1582 }
1583 fclose(f);
1584
1585 if (blockNum != 16 * 4 && blockNum != 32 * 4 + 8 * 16){
1586 PrintAndLog("File content error. There must be 64 blocks");
1587 return 4;
1588 }
1589 PrintAndLog("Loaded from file: %s", filename);
1590 return 0;
1591 }
1592 }
1593
1594 int CmdHF14AMfCGetBlk(const char *Cmd) {
1595 uint8_t memBlock[16];
1596 uint8_t blockNo = 0;
1597 int res;
1598 memset(memBlock, 0x00, sizeof(memBlock));
1599
1600 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1601 PrintAndLog("Usage: hf mf cgetblk <block number>");
1602 PrintAndLog("sample: hf mf cgetblk 1");
1603 PrintAndLog("Get block data from magic Chinese card (only works with!!!)\n");
1604 return 0;
1605 }
1606
1607 blockNo = param_get8(Cmd, 0);
1608
1609 PrintAndLog("--block number:%2d ", blockNo);
1610
1611 res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER);
1612 if (res) {
1613 PrintAndLog("Can't read block. error=%d", res);
1614 return 1;
1615 }
1616
1617 PrintAndLog("block data:%s", sprint_hex(memBlock, 16));
1618 return 0;
1619 }
1620
1621
1622 int CmdHF14AMfCGetSc(const char *Cmd) {
1623 uint8_t memBlock[16] = {0x00};
1624 uint8_t sectorNo = 0;
1625 int i, res, flags;
1626
1627 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1628 PrintAndLog("Usage: hf mf cgetsc <sector number>");
1629 PrintAndLog("sample: hf mf cgetsc 0");
1630 PrintAndLog("Get sector data from magic Chinese card (only works with!!!)\n");
1631 return 0;
1632 }
1633
1634 sectorNo = param_get8(Cmd, 0);
1635 if (sectorNo > 15) {
1636 PrintAndLog("Sector number must be in [0..15] as in MIFARE classic.");
1637 return 1;
1638 }
1639
1640 PrintAndLog("--sector number:%d ", sectorNo);
1641
1642 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1643 for (i = 0; i < 4; i++) {
1644 if (i == 1) flags = 0;
1645 if (i == 3) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1646
1647 res = mfCGetBlock(sectorNo * 4 + i, memBlock, flags);
1648 if (res) {
1649 PrintAndLog("Can't read block. %d error=%d", sectorNo * 4 + i, res);
1650 return 1;
1651 }
1652
1653 PrintAndLog("block %3d data:%s", sectorNo * 4 + i, sprint_hex(memBlock, 16));
1654 }
1655 return 0;
1656 }
1657
1658
1659 int CmdHF14AMfCSave(const char *Cmd) {
1660
1661 FILE * f;
1662 char filename[FILE_PATH_SIZE] = {0x00};
1663 char * fnameptr = filename;
1664 uint8_t fillFromEmulator = 0;
1665 uint8_t buf[64] = {0x00};
1666 int i, j, len, flags;
1667
1668 // memset(filename, 0, sizeof(filename));
1669 // memset(buf, 0, sizeof(buf));
1670
1671 if (param_getchar(Cmd, 0) == 'h') {
1672 PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`");
1673 PrintAndLog("or into emulator memory (option `e`)");
1674 PrintAndLog("Usage: hf mf esave [file name w/o `.eml`][e]");
1675 PrintAndLog(" sample: hf mf esave ");
1676 PrintAndLog(" hf mf esave filename");
1677 PrintAndLog(" hf mf esave e \n");
1678 return 0;
1679 }
1680
1681 char ctmp = param_getchar(Cmd, 0);
1682 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1683
1684 if (fillFromEmulator) {
1685 // put into emulator
1686 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1687 for (i = 0; i < 16 * 4; i++) {
1688 if (i == 1) flags = 0;
1689 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1690
1691 if (mfCGetBlock(i, buf, flags)) {
1692 PrintAndLog("Cant get block: %d", i);
1693 break;
1694 }
1695
1696 if (mfEmlSetMem(buf, i, 1)) {
1697 PrintAndLog("Cant set emul block: %d", i);
1698 return 3;
1699 }
1700 }
1701 return 0;
1702 } else {
1703 len = strlen(Cmd);
1704 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
1705
1706 if (len < 1) {
1707 // get filename
1708 if (mfCGetBlock(0, buf, CSETBLOCK_SINGLE_OPER)) {
1709 PrintAndLog("Cant get block: %d", 0);
1710 return 1;
1711 }
1712 for (j = 0; j < 7; j++, fnameptr += 2)
1713 sprintf(fnameptr, "%02x", buf[j]);
1714 } else {
1715 memcpy(filename, Cmd, len);
1716 fnameptr += len;
1717 }
1718
1719 sprintf(fnameptr, ".eml");
1720
1721 // open file
1722 f = fopen(filename, "w+");
1723
1724 if (f == NULL) {
1725 PrintAndLog("File not found or locked.");
1726 return 1;
1727 }
1728
1729 // put hex
1730 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1731 for (i = 0; i < 16 * 4; i++) {
1732 if (i == 1) flags = 0;
1733 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1734
1735 if (mfCGetBlock(i, buf, flags)) {
1736 PrintAndLog("Cant get block: %d", i);
1737 break;
1738 }
1739 for (j = 0; j < 16; j++)
1740 fprintf(f, "%02x", buf[j]);
1741 fprintf(f,"\n");
1742 }
1743 fclose(f);
1744
1745 PrintAndLog("Saved to file: %s", filename);
1746
1747 return 0;
1748 }
1749 }
1750
1751
1752 int CmdHF14AMfSniff(const char *Cmd){
1753
1754 bool wantLogToFile = 0;
1755 bool wantDecrypt = 0;
1756 //bool wantSaveToEml = 0; TODO
1757 bool wantSaveToEmlFile = 0;
1758
1759 //var
1760 int res = 0;
1761 int len = 0;
1762 int blockLen = 0;
1763 int num = 0;
1764 int pckNum = 0;
1765 uint8_t uid[7] = {0x00};
1766 uint8_t uid_len;
1767 uint8_t atqa[2] = {0x00};
1768 uint8_t sak;
1769 bool isTag;
1770 uint8_t buf[3000] = {0x00};
1771 uint8_t * bufPtr = buf;
1772
1773 if (param_getchar(Cmd, 0) == 'h') {
1774 PrintAndLog("It continuously gets data from the field and saves it to: log, emulator, emulator file.");
1775 PrintAndLog("You can specify:");
1776 PrintAndLog(" l - save encrypted sequence to logfile `uid.log`");
1777 PrintAndLog(" d - decrypt sequence and put it to log file `uid.log`");
1778 PrintAndLog(" n/a e - decrypt sequence, collect read and write commands and save the result of the sequence to emulator memory");
1779 PrintAndLog(" f - decrypt sequence, collect read and write commands and save the result of the sequence to emulator dump file `uid.eml`");
1780 PrintAndLog("Usage: hf mf sniff [l][d][e][f]");
1781 PrintAndLog(" sample: hf mf sniff l d e");
1782 return 0;
1783 }
1784
1785 for (int i = 0; i < 4; i++) {
1786 char ctmp = param_getchar(Cmd, i);
1787 if (ctmp == 'l' || ctmp == 'L') wantLogToFile = true;
1788 if (ctmp == 'd' || ctmp == 'D') wantDecrypt = true;
1789 //if (ctmp == 'e' || ctmp == 'E') wantSaveToEml = true; TODO
1790 if (ctmp == 'f' || ctmp == 'F') wantSaveToEmlFile = true;
1791 }
1792
1793 printf("-------------------------------------------------------------------------\n");
1794 printf("Executing command. \n");
1795 printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
1796 printf("Press the key on pc keyboard to abort the client.\n");
1797 printf("-------------------------------------------------------------------------\n");
1798
1799 UsbCommand c = {CMD_MIFARE_SNIFFER, {0, 0, 0}};
1800 clearCommandBuffer();
1801 SendCommand(&c);
1802
1803 // wait cycle
1804 while (true) {
1805 printf(".");
1806 fflush(stdout);
1807 if (ukbhit()) {
1808 getchar();
1809 printf("\naborted via keyboard!\n");
1810 break;
1811 }
1812
1813 UsbCommand resp;
1814 if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) {
1815 res = resp.arg[0] & 0xff;
1816 len = resp.arg[1];
1817 num = resp.arg[2];
1818
1819 if (res == 0) return 0;
1820 if (res == 1) {
1821 if (num ==0) {
1822 bufPtr = buf;
1823 memset(buf, 0x00, 3000);
1824 }
1825 memcpy(bufPtr, resp.d.asBytes, len);
1826 bufPtr += len;
1827 pckNum++;
1828 }
1829 if (res == 2) {
1830 blockLen = bufPtr - buf;
1831 bufPtr = buf;
1832 printf(">\n");
1833 PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum);
1834 num = 0;
1835 while (bufPtr - buf < blockLen) {
1836 bufPtr += 6;
1837 len = *((uint16_t *)bufPtr);
1838
1839 if(len & 0x8000) {
1840 isTag = true;
1841 len &= 0x7fff;
1842 } else {
1843 isTag = false;
1844 }
1845 bufPtr += 2;
1846 if ((len == 14) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff) && (bufPtr[12] == 0xff) && (bufPtr[13] == 0xff)) {
1847
1848 memcpy(uid, bufPtr + 2, 7);
1849 memcpy(atqa, bufPtr + 2 + 7, 2);
1850 uid_len = (atqa[0] & 0xC0) == 0x40 ? 7 : 4;
1851 sak = bufPtr[11];
1852
1853 PrintAndLog("tag select uid:%s atqa:0x%02x%02x sak:0x%02x",
1854 sprint_hex(uid + (7 - uid_len), uid_len),
1855 atqa[1],
1856 atqa[0],
1857 sak);
1858 if (wantLogToFile || wantDecrypt) {
1859 FillFileNameByUID(logHexFileName, uid + (7 - uid_len), ".log", uid_len);
1860 AddLogCurrentDT(logHexFileName);
1861 }
1862 if (wantDecrypt)
1863 mfTraceInit(uid, atqa, sak, wantSaveToEmlFile);
1864 } else {
1865 PrintAndLog("%s(%d):%s", isTag ? "TAG":"RDR", num, sprint_hex(bufPtr, len));
1866 if (wantLogToFile)
1867 AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len);
1868 if (wantDecrypt)
1869 mfTraceDecode(bufPtr, len, wantSaveToEmlFile);
1870 }
1871 bufPtr += len;
1872 bufPtr += ((len-1)/8+1); // ignore parity
1873 num++;
1874 }
1875 }
1876 } // resp not NULL
1877 } // while (true)
1878
1879 return 0;
1880 }
1881
1882 static command_t CommandTable[] =
1883 {
1884 {"help", CmdHelp, 1, "This help"},
1885 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
1886 {"rdbl", CmdHF14AMfRdBl, 0, "Read MIFARE classic block"},
1887 {"rdsc", CmdHF14AMfRdSc, 0, "Read MIFARE classic sector"},
1888 {"dump", CmdHF14AMfDump, 0, "Dump MIFARE classic tag to binary file"},
1889 {"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"},
1890 {"wrbl", CmdHF14AMfWrBl, 0, "Write MIFARE classic block"},
1891 {"chk", CmdHF14AMfChk, 0, "Test block keys"},
1892 {"mifare", CmdHF14AMifare, 0, "Read parity error messages."},
1893 {"nested", CmdHF14AMfNested, 0, "Test nested authentication"},
1894 {"sniff", CmdHF14AMfSniff, 0, "Sniff card-reader communication"},
1895 {"sim", CmdHF14AMf1kSim, 0, "Simulate MIFARE card"},
1896 {"eclr", CmdHF14AMfEClear, 0, "Clear simulator memory block"},
1897 {"eget", CmdHF14AMfEGet, 0, "Get simulator memory block"},
1898 {"eset", CmdHF14AMfESet, 0, "Set simulator memory block"},
1899 {"eload", CmdHF14AMfELoad, 0, "Load from file emul dump"},
1900 {"esave", CmdHF14AMfESave, 0, "Save to file emul dump"},
1901 {"ecfill", CmdHF14AMfECFill, 0, "Fill simulator memory with help of keys from simulator"},
1902 {"ekeyprn", CmdHF14AMfEKeyPrn, 0, "Print keys from simulator memory"},
1903 {"csetuid", CmdHF14AMfCSetUID, 0, "Set UID for magic Chinese card"},
1904 {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block - Magic Chinese card"},
1905 {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block - Magic Chinese card"},
1906 {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector - Magic Chinese card"},
1907 {"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"},
1908 {"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"},
1909 {NULL, NULL, 0, NULL}
1910 };
1911
1912 int CmdHFMF(const char *Cmd)
1913 {
1914 // flush
1915 WaitForResponseTimeout(CMD_ACK,NULL,100);
1916
1917 CmdsParse(CommandTable, Cmd);
1918 return 0;
1919 }
1920
1921 int CmdHelp(const char *Cmd)
1922 {
1923 CmdsHelp(CommandTable);
1924 return 0;
1925 }
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