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FIX: fixed a bug in "hf mf csetblock" where it didn't used the "w" wipe parameter...
[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 bool createDumpFile = false;
554 FILE *fkeys;
555 uint8_t standart[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
556 uint8_t tempkey[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
557 char cmdp, ctmp;
558
559 if (strlen(Cmd)<3) {
560 PrintAndLog("Usage:");
561 PrintAndLog(" all sectors: hf mf nested <card memory> <block number> <key A/B> <key (12 hex symbols)> [t,d]");
562 PrintAndLog(" one sector: hf mf nested o <block number> <key A/B> <key (12 hex symbols)>");
563 PrintAndLog(" <target block number> <target key A/B> [t]");
564 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
565 PrintAndLog("t - transfer keys into emulator memory");
566 PrintAndLog("d - write keys to binary file");
567 PrintAndLog(" ");
568 PrintAndLog(" sample1: hf mf nested 1 0 A FFFFFFFFFFFF ");
569 PrintAndLog(" sample2: hf mf nested 1 0 A FFFFFFFFFFFF t ");
570 PrintAndLog(" sample3: hf mf nested 1 0 A FFFFFFFFFFFF d ");
571 PrintAndLog(" sample4: hf mf nested o 0 A FFFFFFFFFFFF 4 A");
572 return 0;
573 }
574
575 cmdp = param_getchar(Cmd, 0);
576 blockNo = param_get8(Cmd, 1);
577 ctmp = param_getchar(Cmd, 2);
578
579 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
580 PrintAndLog("Key type must be A or B");
581 return 1;
582 }
583
584 if (ctmp != 'A' && ctmp != 'a')
585 keyType = 1;
586
587 if (param_gethex(Cmd, 3, key, 12)) {
588 PrintAndLog("Key must include 12 HEX symbols");
589 return 1;
590 }
591
592 if (cmdp == 'o' || cmdp == 'O') {
593 cmdp = 'o';
594 trgBlockNo = param_get8(Cmd, 4);
595 ctmp = param_getchar(Cmd, 5);
596 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
597 PrintAndLog("Target key type must be A or B");
598 return 1;
599 }
600 if (ctmp != 'A' && ctmp != 'a')
601 trgKeyType = 1;
602 } else {
603
604 switch (cmdp) {
605 case '0': SectorsCnt = 05; break;
606 case '1': SectorsCnt = 16; break;
607 case '2': SectorsCnt = 32; break;
608 case '4': SectorsCnt = 40; break;
609 default: SectorsCnt = 16;
610 }
611 }
612
613 ctmp = param_getchar(Cmd, 4);
614 if (ctmp == 't' || ctmp == 'T') transferToEml = true;
615 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = true;
616
617 ctmp = param_getchar(Cmd, 6);
618 transferToEml |= (ctmp == 't' || ctmp == 'T');
619 transferToEml |= (ctmp == 'd' || ctmp == 'D');
620
621 if (cmdp == 'o') {
622 PrintAndLog("--target block no:%3d, target key type:%c ", trgBlockNo, trgKeyType?'B':'A');
623 if (mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true)) {
624 PrintAndLog("Nested error.");
625 return 2;
626 }
627 key64 = bytes_to_num(keyBlock, 6);
628 if (key64) {
629 PrintAndLog("Found valid key:%012"llx, key64);
630
631 // transfer key to the emulator
632 if (transferToEml) {
633 uint8_t sectortrailer;
634 if (trgBlockNo < 32*4) { // 4 block sector
635 sectortrailer = (trgBlockNo & 0x03) + 3;
636 } else { // 16 block sector
637 sectortrailer = (trgBlockNo & 0x0f) + 15;
638 }
639 mfEmlGetMem(keyBlock, sectortrailer, 1);
640
641 if (!trgKeyType)
642 num_to_bytes(key64, 6, keyBlock);
643 else
644 num_to_bytes(key64, 6, &keyBlock[10]);
645 mfEmlSetMem(keyBlock, sectortrailer, 1);
646 }
647 } else {
648 PrintAndLog("No valid key found");
649 }
650 }
651 else { // ------------------------------------ multiple sectors working
652 clock_t time1;
653 time1 = clock();
654
655 e_sector = calloc(SectorsCnt, sizeof(sector));
656 if (e_sector == NULL) return 1;
657
658 //test current key and additional standard keys first
659 memcpy(keyBlock, key, 6);
660 num_to_bytes(0xffffffffffff, 6, (uint8_t*)(keyBlock + 1 * 6));
661 num_to_bytes(0x000000000000, 6, (uint8_t*)(keyBlock + 2 * 6));
662 num_to_bytes(0xa0a1a2a3a4a5, 6, (uint8_t*)(keyBlock + 3 * 6));
663 num_to_bytes(0xb0b1b2b3b4b5, 6, (uint8_t*)(keyBlock + 4 * 6));
664 num_to_bytes(0xaabbccddeeff, 6, (uint8_t*)(keyBlock + 5 * 6));
665 num_to_bytes(0x4d3a99c351dd, 6, (uint8_t*)(keyBlock + 6 * 6));
666 num_to_bytes(0x1a982c7e459a, 6, (uint8_t*)(keyBlock + 7 * 6));
667 num_to_bytes(0xd3f7d3f7d3f7, 6, (uint8_t*)(keyBlock + 8 * 6));
668 num_to_bytes(0x714c5c886e97, 6, (uint8_t*)(keyBlock + 9 * 6));
669 num_to_bytes(0x587ee5f9350f, 6, (uint8_t*)(keyBlock + 10 * 6));
670 num_to_bytes(0xa0478cc39091, 6, (uint8_t*)(keyBlock + 11 * 6));
671 num_to_bytes(0x533cb6c723f6, 6, (uint8_t*)(keyBlock + 12 * 6));
672 num_to_bytes(0x8fd0a4f256e9, 6, (uint8_t*)(keyBlock + 13 * 6));
673
674 PrintAndLog("Testing known keys. Sector count=%d", SectorsCnt);
675 for (i = 0; i < SectorsCnt; i++) {
676 for (j = 0; j < 2; j++) {
677 if (e_sector[i].foundKey[j]) continue;
678
679 res = mfCheckKeys(FirstBlockOfSector(i), j, 6, keyBlock, &key64);
680
681 if (!res) {
682 e_sector[i].Key[j] = key64;
683 e_sector[i].foundKey[j] = 1;
684 }
685 // nested sectors
686 iterations = 0;
687 PrintAndLog("nested...");
688 bool calibrate = true;
689 for (i = 0; i < NESTED_SECTOR_RETRY; i++) {
690 for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
691 for (trgKeyType = 0; trgKeyType < 2; trgKeyType++) {
692 if (e_sector[sectorNo].foundKey[trgKeyType]) continue;
693 PrintAndLog("-----------------------------------------------");
694 if(mfnested(blockNo, keyType, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate)) {
695 PrintAndLog("Nested error.\n");
696 free(e_sector);
697 return 2; }
698 else {
699 calibrate = false;
700 }
701
702 iterations++;
703
704 key64 = bytes_to_num(keyBlock, 6);
705 if (key64) {
706 PrintAndLog("Found valid key:%012"llx, key64);
707 e_sector[sectorNo].foundKey[trgKeyType] = 1;
708 e_sector[sectorNo].Key[trgKeyType] = key64;
709 }
710 }
711 }
712 }
713
714 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);
715
716 PrintAndLog("-----------------------------------------------\nIterations count: %d\n\n", iterations);
717 //print them
718 PrintAndLog("|---|----------------|---|----------------|---|");
719 PrintAndLog("|sec|key A |res|key B |res|");
720 PrintAndLog("|---|----------------|---|----------------|---|");
721 for (i = 0; i < SectorsCnt; i++) {
722 PrintAndLog("|%03d| %012"llx" | %d | %012"llx" | %d |", i,
723 e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]);
724 }
725 PrintAndLog("|---|----------------|---|----------------|---|");
726
727 // transfer them to the emulator
728 if (transferToEml) {
729 for (i = 0; i < SectorsCnt; i++) {
730 mfEmlGetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
731 if (e_sector[i].foundKey[0])
732 num_to_bytes(e_sector[i].Key[0], 6, keyBlock);
733 if (e_sector[i].foundKey[1])
734 num_to_bytes(e_sector[i].Key[1], 6, &keyBlock[10]);
735 mfEmlSetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
736 }
737 }
738
739 // Create dump file
740 if (createDumpFile) {
741 if ((fkeys = fopen("dumpkeys.bin","wb")) == NULL) {
742 PrintAndLog("Could not create file dumpkeys.bin");
743 free(e_sector);
744 return 1;
745 }
746 PrintAndLog("Printing keys to binary file dumpkeys.bin...");
747 for(i=0; i<SectorsCnt; i++) {
748 if (e_sector[i].foundKey[0]){
749 num_to_bytes(e_sector[i].Key[0], 6, tempkey);
750 fwrite ( tempkey, 1, 6, fkeys );
751 }
752 else{
753 fwrite ( &standart, 1, 6, fkeys );
754 }
755 }
756 for(i=0; i<SectorsCnt; i++) {
757 if (e_sector[i].foundKey[1]){
758 num_to_bytes(e_sector[i].Key[1], 6, tempkey);
759 fwrite ( tempkey, 1, 6, fkeys );
760 }
761 else{
762 fwrite ( &standart, 1, 6, fkeys );
763 }
764 }
765 fclose(fkeys);
766 }
767
768 free(e_sector);
769 }
770 return 0;
771 }
772
773 int CmdHF14AMfChk(const char *Cmd)
774 {
775 if (strlen(Cmd)<3) {
776 PrintAndLog("Usage: hf mf chk <block number>|<*card memory> <key type (A/B/?)> [t|d] [<key (12 hex symbols)>] [<dic (*.dic)>]");
777 PrintAndLog(" * - all sectors");
778 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
779 PrintAndLog("d - write keys to binary file\n");
780 PrintAndLog("t - write keys to emulator memory");
781 PrintAndLog(" sample: hf mf chk 0 A 1234567890ab keys.dic");
782 PrintAndLog(" hf mf chk *1 ? t");
783 PrintAndLog(" hf mf chk *1 ? d");
784 return 0;
785 }
786
787 FILE * f;
788 char filename[FILE_PATH_SIZE]={0};
789 char buf[13];
790 uint8_t *keyBlock = NULL, *p;
791 uint8_t stKeyBlock = 20;
792
793 int i, res;
794 int keycnt = 0;
795 char ctmp = 0x00;
796 uint8_t blockNo = 0;
797 uint8_t SectorsCnt = 1;
798 uint8_t keyType = 0;
799 uint64_t key64 = 0;
800
801 int transferToEml = 0;
802 int createDumpFile = 0;
803
804 keyBlock = calloc(stKeyBlock, 6);
805 if (keyBlock == NULL) return 1;
806
807 uint64_t defaultKeys[] =
808 {
809 0xffffffffffff, // Default key (first key used by program if no user defined key)
810 0x000000000000, // Blank key
811 0xa0a1a2a3a4a5, // NFCForum MAD key
812 0xb0b1b2b3b4b5,
813 0xaabbccddeeff,
814 0x4d3a99c351dd,
815 0x1a982c7e459a,
816 0xd3f7d3f7d3f7,
817 0x714c5c886e97,
818 0x587ee5f9350f,
819 0xa0478cc39091,
820 0x533cb6c723f6,
821 0x8fd0a4f256e9
822 };
823 int defaultKeysSize = sizeof(defaultKeys) / sizeof(uint64_t);
824
825 for (int defaultKeyCounter = 0; defaultKeyCounter < defaultKeysSize; defaultKeyCounter++)
826 {
827 num_to_bytes(defaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));
828 }
829
830 if (param_getchar(Cmd, 0)=='*') {
831 blockNo = 3;
832 switch(param_getchar(Cmd+1, 0)) {
833 case '0': SectorsCnt = 5; break;
834 case '1': SectorsCnt = 16; break;
835 case '2': SectorsCnt = 32; break;
836 case '4': SectorsCnt = 40; break;
837 default: SectorsCnt = 16;
838 }
839 }
840 else
841 blockNo = param_get8(Cmd, 0);
842
843 ctmp = param_getchar(Cmd, 1);
844 switch (ctmp) {
845 case 'a': case 'A':
846 keyType = !0;
847 break;
848 case 'b': case 'B':
849 keyType = !1;
850 break;
851 case '?':
852 keyType = 2;
853 break;
854 default:
855 PrintAndLog("Key type must be A , B or ?");
856 return 1;
857 };
858
859 ctmp = param_getchar(Cmd, 2);
860 if (ctmp == 't' || ctmp == 'T') transferToEml = 1;
861 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = 1;
862
863 for (i = transferToEml || createDumpFile; param_getchar(Cmd, 2 + i); i++) {
864 if (!param_gethex(Cmd, 2 + i, keyBlock + 6 * keycnt, 12)) {
865 if ( stKeyBlock - keycnt < 2) {
866 p = realloc(keyBlock, 6*(stKeyBlock+=10));
867 if (!p) {
868 PrintAndLog("Cannot allocate memory for Keys");
869 free(keyBlock);
870 return 2;
871 }
872 keyBlock = p;
873 }
874 PrintAndLog("chk key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
875 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
876 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
877 keycnt++;
878 } else {
879 // May be a dic file
880 if ( param_getstr(Cmd, 2 + i,filename) >= FILE_PATH_SIZE ) {
881 PrintAndLog("File name too long");
882 free(keyBlock);
883 return 2;
884 }
885
886 if ( (f = fopen( filename , "r")) ) {
887 while( fgets(buf, sizeof(buf), f) ){
888 if (strlen(buf) < 12 || buf[11] == '\n')
889 continue;
890
891 while (fgetc(f) != '\n' && !feof(f)) ; //goto next line
892
893 if( buf[0]=='#' ) continue; //The line start with # is comment, skip
894
895 if (!isxdigit(buf[0])){
896 PrintAndLog("File content error. '%s' must include 12 HEX symbols",buf);
897 continue;
898 }
899
900 buf[12] = 0;
901
902 if ( stKeyBlock - keycnt < 2) {
903 p = realloc(keyBlock, 6*(stKeyBlock+=10));
904 if (!p) {
905 PrintAndLog("Cannot allocate memory for defKeys");
906 free(keyBlock);
907 return 2;
908 }
909 keyBlock = p;
910 }
911 memset(keyBlock + 6 * keycnt, 0, 6);
912 num_to_bytes(strtoll(buf, NULL, 16), 6, keyBlock + 6*keycnt);
913 PrintAndLog("chk custom key[%2d] %012"llx, keycnt, bytes_to_num(keyBlock + 6*keycnt, 6));
914 keycnt++;
915 memset(buf, 0, sizeof(buf));
916 }
917 fclose(f);
918 } else {
919 PrintAndLog("File: %s: not found or locked.", filename);
920 free(keyBlock);
921 return 1;
922
923 }
924 }
925 }
926
927 if (keycnt == 0) {
928 PrintAndLog("No key specified, trying default keys");
929 for (;keycnt < defaultKeysSize; keycnt++)
930 PrintAndLog("chk default key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
931 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
932 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
933 }
934
935 // initialize storage for found keys
936 bool validKey[2][40];
937 uint8_t foundKey[2][40][6];
938 for (uint16_t t = 0; t < 2; t++) {
939 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
940 validKey[t][sectorNo] = false;
941 for (uint16_t i = 0; i < 6; i++) {
942 foundKey[t][sectorNo][i] = 0xff;
943 }
944 }
945 }
946
947 for ( int t = !keyType; t < 2; keyType==2?(t++):(t=2) ) {
948 int b=blockNo;
949 for (int i = 0; i < SectorsCnt; ++i) {
950 PrintAndLog("--sector:%2d, block:%3d, key type:%C, key count:%2d ", i, b, t?'B':'A', keycnt);
951 uint32_t max_keys = keycnt>USB_CMD_DATA_SIZE/6?USB_CMD_DATA_SIZE/6:keycnt;
952 for (uint32_t c = 0; c < keycnt; c+=max_keys) {
953 uint32_t size = keycnt-c>max_keys?max_keys:keycnt-c;
954 res = mfCheckKeys(b, t, size, &keyBlock[6*c], &key64);
955 if (res != 1) {
956 if (!res) {
957 PrintAndLog("Found valid key:[%012"llx"]",key64);
958 num_to_bytes(key64, 6, foundKey[t][i]);
959 validKey[t][i] = true;
960 }
961 } else {
962 PrintAndLog("Command execute timeout");
963 }
964 }
965 b<127?(b+=4):(b+=16);
966 }
967 }
968
969 if (transferToEml) {
970 uint8_t block[16];
971 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
972 if (validKey[0][sectorNo] || validKey[1][sectorNo]) {
973 mfEmlGetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
974 for (uint16_t t = 0; t < 2; t++) {
975 if (validKey[t][sectorNo]) {
976 memcpy(block + t*10, foundKey[t][sectorNo], 6);
977 }
978 }
979 mfEmlSetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
980 }
981 }
982 PrintAndLog("Found keys have been transferred to the emulator memory");
983 }
984
985 if (createDumpFile) {
986 FILE *fkeys = fopen("dumpkeys.bin","wb");
987 if (fkeys == NULL) {
988 PrintAndLog("Could not create file dumpkeys.bin");
989 free(keyBlock);
990 return 1;
991 }
992 for (uint16_t t = 0; t < 2; t++) {
993 fwrite(foundKey[t], 1, 6*SectorsCnt, fkeys);
994 }
995 fclose(fkeys);
996 PrintAndLog("Found keys have been dumped to file dumpkeys.bin. 0xffffffffffff has been inserted for unknown keys.");
997 }
998
999 free(keyBlock);
1000 PrintAndLog("");
1001 return 0;
1002 }
1003
1004 int CmdHF14AMf1kSim(const char *Cmd)
1005 {
1006 uint8_t uid[7] = {0, 0, 0, 0, 0, 0, 0};
1007 uint8_t exitAfterNReads = 0;
1008 uint8_t flags = 0;
1009
1010 uint8_t cmdp = param_getchar(Cmd, 0);
1011
1012 if (cmdp == 'h' || cmdp == 'H') {
1013 PrintAndLog("Usage: hf mf sim u <uid (8 hex symbols)> n <numreads> i x");
1014 PrintAndLog(" h this help");
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("");
1020 PrintAndLog(" sample: hf mf sim u 0a0a0a0a ");
1021 PrintAndLog(" : hf mf sim u 0a0a0a0a i x");
1022 return 0;
1023 }
1024 uint8_t pnr = 0;
1025 if (param_getchar(Cmd, pnr) == 'u') {
1026 if(param_gethex(Cmd, pnr+1, uid, 8) == 0)
1027 {
1028 flags |= FLAG_4B_UID_IN_DATA; // UID from packet
1029 } else if(param_gethex(Cmd,pnr+1,uid,14) == 0) {
1030 flags |= FLAG_7B_UID_IN_DATA;// UID from packet
1031 } else {
1032 PrintAndLog("UID, if specified, must include 8 or 14 HEX symbols");
1033 return 1;
1034 }
1035 pnr +=2;
1036 }
1037 if (param_getchar(Cmd, pnr) == 'n') {
1038 exitAfterNReads = param_get8(Cmd,pnr+1);
1039 pnr += 2;
1040 }
1041 if (param_getchar(Cmd, pnr) == 'i' ) {
1042 //Using a flag to signal interactiveness, least significant bit
1043 flags |= FLAG_INTERACTIVE;
1044 pnr++;
1045 }
1046
1047 if (param_getchar(Cmd, pnr) == 'x' ) {
1048 //Using a flag to signal interactiveness, least significant bit
1049 flags |= FLAG_NR_AR_ATTACK;
1050 }
1051 PrintAndLog(" uid:%s, numreads:%d, flags:%d (0x%02x) ",
1052 flags & FLAG_4B_UID_IN_DATA ? sprint_hex(uid,4):
1053 flags & FLAG_7B_UID_IN_DATA ? sprint_hex(uid,7): "N/A"
1054 , exitAfterNReads, flags,flags);
1055
1056
1057 UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}};
1058 memcpy(c.d.asBytes, uid, sizeof(uid));
1059 SendCommand(&c);
1060
1061 if(flags & FLAG_INTERACTIVE)
1062 {
1063 UsbCommand resp;
1064 PrintAndLog("Press pm3-button to abort simulation");
1065 while(! WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1066 //We're waiting only 1.5 s at a time, otherwise we get the
1067 // annoying message about "Waiting for a response... "
1068 }
1069 }
1070
1071 return 0;
1072 }
1073
1074 int CmdHF14AMfDbg(const char *Cmd)
1075 {
1076 int dbgMode = param_get32ex(Cmd, 0, 0, 10);
1077 if (dbgMode > 4) {
1078 PrintAndLog("Max debug mode parameter is 4 \n");
1079 }
1080
1081 if (strlen(Cmd) < 1 || !param_getchar(Cmd, 0) || dbgMode > 4) {
1082 PrintAndLog("Usage: hf mf dbg <debug level>");
1083 PrintAndLog(" 0 - no debug messages");
1084 PrintAndLog(" 1 - error messages");
1085 PrintAndLog(" 2 - plus information messages");
1086 PrintAndLog(" 3 - plus debug messages");
1087 PrintAndLog(" 4 - print even debug messages in timing critical functions");
1088 PrintAndLog(" Note: this option therefore may cause malfunction itself");
1089 return 0;
1090 }
1091
1092 UsbCommand c = {CMD_MIFARE_SET_DBGMODE, {dbgMode, 0, 0}};
1093 SendCommand(&c);
1094
1095 return 0;
1096 }
1097
1098 int CmdHF14AMfEGet(const char *Cmd)
1099 {
1100 uint8_t blockNo = 0;
1101 uint8_t data[16] = {0x00};
1102
1103 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1104 PrintAndLog("Usage: hf mf eget <block number>");
1105 PrintAndLog(" sample: hf mf eget 0 ");
1106 return 0;
1107 }
1108
1109 blockNo = param_get8(Cmd, 0);
1110
1111 PrintAndLog(" ");
1112 if (!mfEmlGetMem(data, blockNo, 1)) {
1113 PrintAndLog("data[%3d]:%s", blockNo, sprint_hex(data, 16));
1114 } else {
1115 PrintAndLog("Command execute timeout");
1116 }
1117
1118 return 0;
1119 }
1120
1121 int CmdHF14AMfEClear(const char *Cmd)
1122 {
1123 if (param_getchar(Cmd, 0) == 'h') {
1124 PrintAndLog("Usage: hf mf eclr");
1125 PrintAndLog("It set card emulator memory to empty data blocks and key A/B FFFFFFFFFFFF \n");
1126 return 0;
1127 }
1128
1129 UsbCommand c = {CMD_MIFARE_EML_MEMCLR, {0, 0, 0}};
1130 SendCommand(&c);
1131 return 0;
1132 }
1133
1134
1135 int CmdHF14AMfESet(const char *Cmd)
1136 {
1137 uint8_t memBlock[16];
1138 uint8_t blockNo = 0;
1139
1140 memset(memBlock, 0x00, sizeof(memBlock));
1141
1142 if (strlen(Cmd) < 3 || param_getchar(Cmd, 0) == 'h') {
1143 PrintAndLog("Usage: hf mf eset <block number> <block data (32 hex symbols)>");
1144 PrintAndLog(" sample: hf mf eset 1 000102030405060708090a0b0c0d0e0f ");
1145 return 0;
1146 }
1147
1148 blockNo = param_get8(Cmd, 0);
1149
1150 if (param_gethex(Cmd, 1, memBlock, 32)) {
1151 PrintAndLog("block data must include 32 HEX symbols");
1152 return 1;
1153 }
1154
1155 // 1 - blocks count
1156 UsbCommand c = {CMD_MIFARE_EML_MEMSET, {blockNo, 1, 0}};
1157 memcpy(c.d.asBytes, memBlock, 16);
1158 SendCommand(&c);
1159 return 0;
1160 }
1161
1162
1163 int CmdHF14AMfELoad(const char *Cmd)
1164 {
1165 FILE * f;
1166 char filename[FILE_PATH_SIZE];
1167 char *fnameptr = filename;
1168 char buf[64] = {0x00};
1169 uint8_t buf8[64] = {0x00};
1170 int i, len, blockNum, numBlocks;
1171 int nameParamNo = 1;
1172
1173 char ctmp = param_getchar(Cmd, 0);
1174
1175 if ( ctmp == 'h' || ctmp == 0x00) {
1176 PrintAndLog("It loads emul dump from the file `filename.eml`");
1177 PrintAndLog("Usage: hf mf eload [card memory] <file name w/o `.eml`>");
1178 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1179 PrintAndLog("");
1180 PrintAndLog(" sample: hf mf eload filename");
1181 PrintAndLog(" hf mf eload 4 filename");
1182 return 0;
1183 }
1184
1185 switch (ctmp) {
1186 case '0' : numBlocks = 5*4; break;
1187 case '1' :
1188 case '\0': numBlocks = 16*4; break;
1189 case '2' : numBlocks = 32*4; break;
1190 case '4' : numBlocks = 256; break;
1191 default: {
1192 numBlocks = 16*4;
1193 nameParamNo = 0;
1194 }
1195 }
1196
1197 len = param_getstr(Cmd,nameParamNo,filename);
1198
1199 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
1200
1201 fnameptr += len;
1202
1203 sprintf(fnameptr, ".eml");
1204
1205 // open file
1206 f = fopen(filename, "r");
1207 if (f == NULL) {
1208 PrintAndLog("File %s not found or locked", filename);
1209 return 1;
1210 }
1211
1212 blockNum = 0;
1213 while(!feof(f)){
1214 memset(buf, 0, sizeof(buf));
1215
1216 if (fgets(buf, sizeof(buf), f) == NULL) {
1217
1218 if (blockNum >= numBlocks) break;
1219
1220 PrintAndLog("File reading error.");
1221 fclose(f);
1222 return 2;
1223 }
1224
1225 if (strlen(buf) < 32){
1226 if(strlen(buf) && feof(f))
1227 break;
1228 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1229 fclose(f);
1230 return 2;
1231 }
1232
1233 for (i = 0; i < 32; i += 2) {
1234 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1235 }
1236
1237 if (mfEmlSetMem(buf8, blockNum, 1)) {
1238 PrintAndLog("Cant set emul block: %3d", blockNum);
1239 fclose(f);
1240 return 3;
1241 }
1242 printf(".");
1243 blockNum++;
1244
1245 if (blockNum >= numBlocks) break;
1246 }
1247 fclose(f);
1248 printf("\n");
1249
1250 if ((blockNum != numBlocks)) {
1251 PrintAndLog("File content error. Got %d must be %d blocks.",blockNum, numBlocks);
1252 return 4;
1253 }
1254 PrintAndLog("Loaded %d blocks from file: %s", blockNum, filename);
1255 return 0;
1256 }
1257
1258
1259 int CmdHF14AMfESave(const char *Cmd)
1260 {
1261 FILE * f;
1262 char filename[FILE_PATH_SIZE];
1263 char * fnameptr = filename;
1264 uint8_t buf[64];
1265 int i, j, len, numBlocks;
1266 int nameParamNo = 1;
1267
1268 memset(filename, 0, sizeof(filename));
1269 memset(buf, 0, sizeof(buf));
1270
1271 char ctmp = param_getchar(Cmd, 0);
1272
1273 if ( ctmp == 'h' || ctmp == 'H') {
1274 PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`");
1275 PrintAndLog(" Usage: hf mf esave [card memory] [file name w/o `.eml`]");
1276 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1277 PrintAndLog("");
1278 PrintAndLog(" sample: hf mf esave ");
1279 PrintAndLog(" hf mf esave 4");
1280 PrintAndLog(" hf mf esave 4 filename");
1281 return 0;
1282 }
1283
1284 switch (ctmp) {
1285 case '0' : numBlocks = 5*4; break;
1286 case '1' :
1287 case '\0': numBlocks = 16*4; break;
1288 case '2' : numBlocks = 32*4; break;
1289 case '4' : numBlocks = 256; break;
1290 default: {
1291 numBlocks = 16*4;
1292 nameParamNo = 0;
1293 }
1294 }
1295
1296 len = param_getstr(Cmd,nameParamNo,filename);
1297
1298 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
1299
1300 // user supplied filename?
1301 if (len < 1) {
1302 // get filename (UID from memory)
1303 if (mfEmlGetMem(buf, 0, 1)) {
1304 PrintAndLog("Can\'t get UID from block: %d", 0);
1305 sprintf(filename, "dump.eml");
1306 }
1307 for (j = 0; j < 7; j++, fnameptr += 2)
1308 sprintf(fnameptr, "%02X", buf[j]);
1309 } else {
1310 fnameptr += len;
1311 }
1312
1313 // add file extension
1314 sprintf(fnameptr, ".eml");
1315
1316 // open file
1317 f = fopen(filename, "w+");
1318
1319 if ( !f ) {
1320 PrintAndLog("Can't open file %s ", filename);
1321 return 1;
1322 }
1323
1324 // put hex
1325 for (i = 0; i < numBlocks; i++) {
1326 if (mfEmlGetMem(buf, i, 1)) {
1327 PrintAndLog("Cant get block: %d", i);
1328 break;
1329 }
1330 for (j = 0; j < 16; j++)
1331 fprintf(f, "%02X", buf[j]);
1332 fprintf(f,"\n");
1333 }
1334 fclose(f);
1335
1336 PrintAndLog("Saved %d blocks to file: %s", numBlocks, filename);
1337
1338 return 0;
1339 }
1340
1341
1342 int CmdHF14AMfECFill(const char *Cmd)
1343 {
1344 uint8_t keyType = 0;
1345 uint8_t numSectors = 16;
1346
1347 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1348 PrintAndLog("Usage: hf mf ecfill <key A/B> [card memory]");
1349 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1350 PrintAndLog("");
1351 PrintAndLog("samples: hf mf ecfill A");
1352 PrintAndLog(" hf mf ecfill A 4");
1353 PrintAndLog("Read card and transfer its data to emulator memory.");
1354 PrintAndLog("Keys must be laid in the emulator memory. \n");
1355 return 0;
1356 }
1357
1358 char ctmp = param_getchar(Cmd, 0);
1359 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
1360 PrintAndLog("Key type must be A or B");
1361 return 1;
1362 }
1363 if (ctmp != 'A' && ctmp != 'a') keyType = 1;
1364
1365 ctmp = param_getchar(Cmd, 1);
1366 switch (ctmp) {
1367 case '0' : numSectors = 5; break;
1368 case '1' :
1369 case '\0': numSectors = 16; break;
1370 case '2' : numSectors = 32; break;
1371 case '4' : numSectors = 40; break;
1372 default: numSectors = 16;
1373 }
1374
1375 printf("--params: numSectors: %d, keyType:%d", numSectors, keyType);
1376 UsbCommand c = {CMD_MIFARE_EML_CARDLOAD, {numSectors, keyType, 0}};
1377 SendCommand(&c);
1378 return 0;
1379 }
1380
1381
1382 int CmdHF14AMfEKeyPrn(const char *Cmd)
1383 {
1384 int i;
1385 uint8_t numSectors;
1386 uint8_t data[16];
1387 uint64_t keyA, keyB;
1388
1389 if (param_getchar(Cmd, 0) == 'h') {
1390 PrintAndLog("It prints the keys loaded in the emulator memory");
1391 PrintAndLog("Usage: hf mf ekeyprn [card memory]");
1392 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1393 PrintAndLog("");
1394 PrintAndLog(" sample: hf mf ekeyprn 1");
1395 return 0;
1396 }
1397
1398 char cmdp = param_getchar(Cmd, 0);
1399
1400 switch (cmdp) {
1401 case '0' : numSectors = 5; break;
1402 case '1' :
1403 case '\0': numSectors = 16; break;
1404 case '2' : numSectors = 32; break;
1405 case '4' : numSectors = 40; break;
1406 default: numSectors = 16;
1407 }
1408
1409 PrintAndLog("|---|----------------|----------------|");
1410 PrintAndLog("|sec|key A |key B |");
1411 PrintAndLog("|---|----------------|----------------|");
1412 for (i = 0; i < numSectors; i++) {
1413 if (mfEmlGetMem(data, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1)) {
1414 PrintAndLog("error get block %d", FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1);
1415 break;
1416 }
1417 keyA = bytes_to_num(data, 6);
1418 keyB = bytes_to_num(data + 10, 6);
1419 PrintAndLog("|%03d| %012"llx" | %012"llx" |", i, keyA, keyB);
1420 }
1421 PrintAndLog("|---|----------------|----------------|");
1422
1423 return 0;
1424 }
1425
1426
1427 int CmdHF14AMfCSetUID(const char *Cmd)
1428 {
1429 uint8_t wipeCard = 0;
1430 uint8_t uid[8] = {0x00};
1431 uint8_t oldUid[8] = {0x00};
1432 uint8_t atqa[2] = {0x00};
1433 uint8_t sak[1] = {0x00};
1434 uint8_t atqaPresent = 1;
1435 int res;
1436 char ctmp;
1437 int argi=0;
1438
1439 if (strlen(Cmd) < 1 || param_getchar(Cmd, argi) == 'h') {
1440 PrintAndLog("Usage: hf mf csetuid <UID 8 hex symbols> [ATQA 4 hex symbols SAK 2 hex symbols] [w]");
1441 PrintAndLog("sample: hf mf csetuid 01020304");
1442 PrintAndLog("sample: hf mf csetuid 01020304 0004 08 w");
1443 PrintAndLog("Set UID, ATQA, and SAK for magic Chinese card (only works with such cards)");
1444 PrintAndLog("If you also want to wipe the card then add 'w' at the end of the command line.");
1445 return 0;
1446 }
1447
1448 if (param_getchar(Cmd, argi) && param_gethex(Cmd, argi, uid, 8)) {
1449 PrintAndLog("UID must include 8 HEX symbols");
1450 return 1;
1451 }
1452 argi++;
1453
1454 ctmp = param_getchar(Cmd, argi);
1455 if (ctmp == 'w' || ctmp == 'W') {
1456 wipeCard = 1;
1457 atqaPresent = 0;
1458 }
1459
1460 if (atqaPresent) {
1461 if (param_getchar(Cmd, argi)) {
1462 if (param_gethex(Cmd, argi, atqa, 4)) {
1463 PrintAndLog("ATQA must include 4 HEX symbols");
1464 return 1;
1465 }
1466 argi++;
1467 if (!param_getchar(Cmd, argi) || param_gethex(Cmd, argi, sak, 2)) {
1468 PrintAndLog("SAK must include 2 HEX symbols");
1469 return 1;
1470 }
1471 argi++;
1472 } else
1473 atqaPresent = 0;
1474 }
1475
1476 if(!wipeCard) {
1477 ctmp = param_getchar(Cmd, argi);
1478 if (ctmp == 'w' || ctmp == 'W') {
1479 wipeCard = 1;
1480 }
1481 }
1482
1483 PrintAndLog("--wipe card:%s uid:%s", (wipeCard)?"YES":"NO", sprint_hex(uid, 4));
1484
1485 res = mfCSetUID(uid, (atqaPresent)?atqa:NULL, (atqaPresent)?sak:NULL, oldUid, wipeCard);
1486 if (res) {
1487 PrintAndLog("Can't set UID. error=%d", res);
1488 return 1;
1489 }
1490
1491 PrintAndLog("old UID:%s", sprint_hex(oldUid, 4));
1492 PrintAndLog("new UID:%s", sprint_hex(uid, 4));
1493 return 0;
1494 }
1495
1496 int CmdHF14AMfCSetBlk(const char *Cmd)
1497 {
1498 uint8_t memBlock[16] = {0x00};
1499 uint8_t blockNo = 0;
1500 bool wipeCard = FALSE;
1501 int res = 0;
1502
1503 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1504 PrintAndLog("Usage: hf mf csetblk <block number> <block data (32 hex symbols)> [w]");
1505 PrintAndLog("sample: hf mf csetblk 1 01020304050607080910111213141516");
1506 PrintAndLog("Set block data for magic Chinese card (only works with such cards)");
1507 PrintAndLog("If you also want to wipe the card then add 'w' at the end of the command line.");
1508 return 0;
1509 }
1510
1511 blockNo = param_get8(Cmd, 0);
1512
1513 if (param_gethex(Cmd, 1, memBlock, 32)) {
1514 PrintAndLog("block data must include 32 HEX symbols");
1515 return 1;
1516 }
1517
1518 char ctmp = param_getchar(Cmd, 2);
1519 wipeCard = (ctmp == 'w' || ctmp == 'W');
1520
1521 PrintAndLog("--block number:%2d data:%s", blockNo, sprint_hex(memBlock, 16));
1522
1523 res = mfCSetBlock(blockNo, memBlock, NULL, wipeCard, CSETBLOCK_SINGLE_OPER);
1524 if (res) {
1525 PrintAndLog("Can't write block. error=%d", res);
1526 return 1;
1527 }
1528 return 0;
1529 }
1530
1531
1532 int CmdHF14AMfCLoad(const char *Cmd)
1533 {
1534 FILE * f;
1535 char filename[FILE_PATH_SIZE] = {0x00};
1536 char * fnameptr = filename;
1537 char buf[64] = {0x00};
1538 uint8_t buf8[64] = {0x00};
1539 uint8_t fillFromEmulator = 0;
1540 int i, len, blockNum, flags=0;
1541
1542 if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
1543 PrintAndLog("It loads magic Chinese card from the file `filename.eml`");
1544 PrintAndLog("or from emulator memory (option `e`)");
1545 PrintAndLog("Usage: hf mf cload <file name w/o `.eml`>");
1546 PrintAndLog(" or: hf mf cload e ");
1547 PrintAndLog(" sample: hf mf cload filename");
1548 return 0;
1549 }
1550
1551 char ctmp = param_getchar(Cmd, 0);
1552 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1553
1554 if (fillFromEmulator) {
1555 for (blockNum = 0; blockNum < 16 * 4; blockNum += 1) {
1556 if (mfEmlGetMem(buf8, blockNum, 1)) {
1557 PrintAndLog("Cant get block: %d", blockNum);
1558 return 2;
1559 }
1560 if (blockNum == 0) flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC; // switch on field and send magic sequence
1561 if (blockNum == 1) flags = 0; // just write
1562 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD; // Done. Magic Halt and switch off field.
1563
1564 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1565 PrintAndLog("Cant set magic card block: %d", blockNum);
1566 return 3;
1567 }
1568 }
1569 return 0;
1570 } else {
1571 len = strlen(Cmd);
1572 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
1573
1574 memcpy(filename, Cmd, len);
1575 fnameptr += len;
1576
1577 sprintf(fnameptr, ".eml");
1578
1579 // open file
1580 f = fopen(filename, "r");
1581 if (f == NULL) {
1582 PrintAndLog("File not found or locked.");
1583 return 1;
1584 }
1585
1586 blockNum = 0;
1587 while(!feof(f)){
1588
1589 memset(buf, 0, sizeof(buf));
1590
1591 if (fgets(buf, sizeof(buf), f) == NULL) {
1592 PrintAndLog("File reading error.");
1593 return 2;
1594 }
1595
1596 if (strlen(buf) < 32) {
1597 if(strlen(buf) && feof(f))
1598 break;
1599 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1600 return 2;
1601 }
1602 for (i = 0; i < 32; i += 2)
1603 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1604
1605 if (blockNum == 0) flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC; // switch on field and send magic sequence
1606 if (blockNum == 1) flags = 0; // just write
1607 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD; // Done. Switch off field.
1608
1609 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1610 PrintAndLog("Can't set magic card block: %d", blockNum);
1611 return 3;
1612 }
1613 blockNum++;
1614
1615 if (blockNum >= 16 * 4) break; // magic card type - mifare 1K
1616 }
1617 fclose(f);
1618
1619 if (blockNum != 16 * 4 && blockNum != 32 * 4 + 8 * 16){
1620 PrintAndLog("File content error. There must be 64 blocks");
1621 return 4;
1622 }
1623 PrintAndLog("Loaded from file: %s", filename);
1624 return 0;
1625 }
1626 return 0;
1627 }
1628
1629 int CmdHF14AMfCGetBlk(const char *Cmd) {
1630 uint8_t memBlock[16];
1631 uint8_t blockNo = 0;
1632 int res;
1633 memset(memBlock, 0x00, sizeof(memBlock));
1634
1635 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1636 PrintAndLog("Usage: hf mf cgetblk <block number>");
1637 PrintAndLog("sample: hf mf cgetblk 1");
1638 PrintAndLog("Get block data from magic Chinese card (only works with such cards)\n");
1639 return 0;
1640 }
1641
1642 blockNo = param_get8(Cmd, 0);
1643
1644 PrintAndLog("--block number:%2d ", blockNo);
1645
1646 res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER);
1647 if (res) {
1648 PrintAndLog("Can't read block. error=%d", res);
1649 return 1;
1650 }
1651
1652 PrintAndLog("block data:%s", sprint_hex(memBlock, 16));
1653 return 0;
1654 }
1655
1656
1657 int CmdHF14AMfCGetSc(const char *Cmd) {
1658 uint8_t memBlock[16] = {0x00};
1659 uint8_t sectorNo = 0;
1660 int i, res, flags;
1661
1662 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1663 PrintAndLog("Usage: hf mf cgetsc <sector number>");
1664 PrintAndLog("sample: hf mf cgetsc 0");
1665 PrintAndLog("Get sector data from magic Chinese card (only works with such cards)\n");
1666 return 0;
1667 }
1668
1669 sectorNo = param_get8(Cmd, 0);
1670 if (sectorNo > 15) {
1671 PrintAndLog("Sector number must be in [0..15] as in MIFARE classic.");
1672 return 1;
1673 }
1674
1675 PrintAndLog("--sector number:%d ", sectorNo);
1676
1677 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1678 for (i = 0; i < 4; i++) {
1679 if (i == 1) flags = 0;
1680 if (i == 3) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1681
1682 res = mfCGetBlock(sectorNo * 4 + i, memBlock, flags);
1683 if (res) {
1684 PrintAndLog("Can't read block. %d error=%d", sectorNo * 4 + i, res);
1685 return 1;
1686 }
1687
1688 PrintAndLog("block %3d data:%s", sectorNo * 4 + i, sprint_hex(memBlock, 16));
1689 }
1690 return 0;
1691 }
1692
1693
1694 int CmdHF14AMfCSave(const char *Cmd) {
1695
1696 FILE * f;
1697 char filename[FILE_PATH_SIZE] = {0x00};
1698 char * fnameptr = filename;
1699 uint8_t fillFromEmulator = 0;
1700 uint8_t buf[64] = {0x00};
1701 int i, j, len, flags;
1702
1703 // memset(filename, 0, sizeof(filename));
1704 // memset(buf, 0, sizeof(buf));
1705
1706 if (param_getchar(Cmd, 0) == 'h') {
1707 PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`");
1708 PrintAndLog("or into emulator memory (option `e`)");
1709 PrintAndLog("Usage: hf mf esave [file name w/o `.eml`][e]");
1710 PrintAndLog(" sample: hf mf esave ");
1711 PrintAndLog(" hf mf esave filename");
1712 PrintAndLog(" hf mf esave e \n");
1713 return 0;
1714 }
1715
1716 char ctmp = param_getchar(Cmd, 0);
1717 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1718
1719 if (fillFromEmulator) {
1720 // put into emulator
1721 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1722 for (i = 0; i < 16 * 4; i++) {
1723 if (i == 1) flags = 0;
1724 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1725
1726 if (mfCGetBlock(i, buf, flags)) {
1727 PrintAndLog("Cant get block: %d", i);
1728 break;
1729 }
1730
1731 if (mfEmlSetMem(buf, i, 1)) {
1732 PrintAndLog("Cant set emul block: %d", i);
1733 return 3;
1734 }
1735 }
1736 return 0;
1737 } else {
1738 len = strlen(Cmd);
1739 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
1740
1741 if (len < 1) {
1742 // get filename
1743 if (mfCGetBlock(0, buf, CSETBLOCK_SINGLE_OPER)) {
1744 PrintAndLog("Cant get block: %d", 0);
1745 return 1;
1746 }
1747 for (j = 0; j < 7; j++, fnameptr += 2)
1748 sprintf(fnameptr, "%02x", buf[j]);
1749 } else {
1750 memcpy(filename, Cmd, len);
1751 fnameptr += len;
1752 }
1753
1754 sprintf(fnameptr, ".eml");
1755
1756 // open file
1757 f = fopen(filename, "w+");
1758
1759 if (f == NULL) {
1760 PrintAndLog("File not found or locked.");
1761 return 1;
1762 }
1763
1764 // put hex
1765 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1766 for (i = 0; i < 16 * 4; i++) {
1767 if (i == 1) flags = 0;
1768 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1769
1770 if (mfCGetBlock(i, buf, flags)) {
1771 PrintAndLog("Cant get block: %d", i);
1772 break;
1773 }
1774 for (j = 0; j < 16; j++)
1775 fprintf(f, "%02x", buf[j]);
1776 fprintf(f,"\n");
1777 }
1778 fclose(f);
1779
1780 PrintAndLog("Saved to file: %s", filename);
1781
1782 return 0;
1783 }
1784 }
1785
1786
1787 int CmdHF14AMfSniff(const char *Cmd){
1788
1789 bool wantLogToFile = 0;
1790 bool wantDecrypt = 0;
1791 //bool wantSaveToEml = 0; TODO
1792 bool wantSaveToEmlFile = 0;
1793
1794 //var
1795 int res = 0;
1796 int len = 0;
1797 int blockLen = 0;
1798 int pckNum = 0;
1799 int num = 0;
1800 uint8_t uid[7];
1801 uint8_t uid_len;
1802 uint8_t atqa[2] = {0x00};
1803 uint8_t sak;
1804 bool isTag;
1805 uint8_t *buf = NULL;
1806 uint16_t bufsize = 0;
1807 uint8_t *bufPtr = NULL;
1808
1809 char ctmp = param_getchar(Cmd, 0);
1810 if ( ctmp == 'h' || ctmp == 'H' ) {
1811 PrintAndLog("It continuously gets data from the field and saves it to: log, emulator, emulator file.");
1812 PrintAndLog("You can specify:");
1813 PrintAndLog(" l - save encrypted sequence to logfile `uid.log`");
1814 PrintAndLog(" d - decrypt sequence and put it to log file `uid.log`");
1815 PrintAndLog(" n/a e - decrypt sequence, collect read and write commands and save the result of the sequence to emulator memory");
1816 PrintAndLog(" f - decrypt sequence, collect read and write commands and save the result of the sequence to emulator dump file `uid.eml`");
1817 PrintAndLog("Usage: hf mf sniff [l][d][e][f]");
1818 PrintAndLog(" sample: hf mf sniff l d e");
1819 return 0;
1820 }
1821
1822 for (int i = 0; i < 4; i++) {
1823 ctmp = param_getchar(Cmd, i);
1824 if (ctmp == 'l' || ctmp == 'L') wantLogToFile = true;
1825 if (ctmp == 'd' || ctmp == 'D') wantDecrypt = true;
1826 //if (ctmp == 'e' || ctmp == 'E') wantSaveToEml = true; TODO
1827 if (ctmp == 'f' || ctmp == 'F') wantSaveToEmlFile = true;
1828 }
1829
1830 printf("-------------------------------------------------------------------------\n");
1831 printf("Executing command. \n");
1832 printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
1833 printf("Press the key on pc keyboard to abort the client.\n");
1834 printf("-------------------------------------------------------------------------\n");
1835
1836 UsbCommand c = {CMD_MIFARE_SNIFFER, {0, 0, 0}};
1837 clearCommandBuffer();
1838 SendCommand(&c);
1839
1840 // wait cycle
1841 while (true) {
1842 printf(".");
1843 fflush(stdout);
1844 if (ukbhit()) {
1845 getchar();
1846 printf("\naborted via keyboard!\n");
1847 break;
1848 }
1849
1850 UsbCommand resp;
1851 if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) {
1852 res = resp.arg[0] & 0xff;
1853 uint16_t traceLen = resp.arg[1];
1854 len = resp.arg[2];
1855
1856 if (res == 0) return 0; // we are done
1857
1858 if (res == 1) { // there is (more) data to be transferred
1859 if (pckNum == 0) { // first packet, (re)allocate necessary buffer
1860 if (traceLen > bufsize) {
1861 uint8_t *p;
1862 if (buf == NULL) { // not yet allocated
1863 p = malloc(traceLen);
1864 } else { // need more memory
1865 p = realloc(buf, traceLen);
1866 }
1867 if (p == NULL) {
1868 PrintAndLog("Cannot allocate memory for trace");
1869 free(buf);
1870 return 2;
1871 }
1872 buf = p;
1873 }
1874 bufPtr = buf;
1875 bufsize = traceLen;
1876 memset(buf, 0x00, traceLen);
1877 }
1878 memcpy(bufPtr, resp.d.asBytes, len);
1879 bufPtr += len;
1880 pckNum++;
1881 }
1882
1883 if (res == 2) { // received all data, start displaying
1884 blockLen = bufPtr - buf;
1885 bufPtr = buf;
1886 printf(">\n");
1887 PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum);
1888 while (bufPtr - buf < blockLen) {
1889 bufPtr += 6; // skip (void) timing information
1890 len = *((uint16_t *)bufPtr);
1891 if(len & 0x8000) {
1892 isTag = true;
1893 len &= 0x7fff;
1894 } else {
1895 isTag = false;
1896 }
1897 bufPtr += 2;
1898 if ((len == 14) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff) && (bufPtr[12] == 0xff) && (bufPtr[13] == 0xff)) {
1899 memcpy(uid, bufPtr + 2, 7);
1900 memcpy(atqa, bufPtr + 2 + 7, 2);
1901 uid_len = (atqa[0] & 0xC0) == 0x40 ? 7 : 4;
1902 sak = bufPtr[11];
1903 PrintAndLog("tag select uid:%s atqa:0x%02x%02x sak:0x%02x",
1904 sprint_hex(uid + (7 - uid_len), uid_len),
1905 atqa[1],
1906 atqa[0],
1907 sak);
1908 if (wantLogToFile || wantDecrypt) {
1909 FillFileNameByUID(logHexFileName, uid + (7 - uid_len), ".log", uid_len);
1910 AddLogCurrentDT(logHexFileName);
1911 }
1912 if (wantDecrypt)
1913 mfTraceInit(uid, atqa, sak, wantSaveToEmlFile);
1914 } else {
1915 PrintAndLog("%s(%d):%s", isTag ? "TAG":"RDR", num, sprint_hex(bufPtr, len));
1916 if (wantLogToFile)
1917 AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len);
1918 if (wantDecrypt)
1919 mfTraceDecode(bufPtr, len, wantSaveToEmlFile);
1920 num++;
1921 }
1922 bufPtr += len;
1923 bufPtr += ((len-1)/8+1); // ignore parity
1924 }
1925 pckNum = 0;
1926 }
1927 } // resp not NULL
1928 } // while (true)
1929
1930 free(buf);
1931 return 0;
1932 }
1933
1934
1935 static command_t CommandTable[] =
1936 {
1937 {"help", CmdHelp, 1, "This help"},
1938 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
1939 {"rdbl", CmdHF14AMfRdBl, 0, "Read MIFARE classic block"},
1940 {"rdsc", CmdHF14AMfRdSc, 0, "Read MIFARE classic sector"},
1941 {"dump", CmdHF14AMfDump, 0, "Dump MIFARE classic tag to binary file"},
1942 {"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"},
1943 {"wrbl", CmdHF14AMfWrBl, 0, "Write MIFARE classic block"},
1944 {"chk", CmdHF14AMfChk, 0, "Test block keys"},
1945 {"mifare", CmdHF14AMifare, 0, "Read parity error messages."},
1946 {"nested", CmdHF14AMfNested, 0, "Test nested authentication"},
1947 {"sniff", CmdHF14AMfSniff, 0, "Sniff card-reader communication"},
1948 {"sim", CmdHF14AMf1kSim, 0, "Simulate MIFARE card"},
1949 {"eclr", CmdHF14AMfEClear, 0, "Clear simulator memory block"},
1950 {"eget", CmdHF14AMfEGet, 0, "Get simulator memory block"},
1951 {"eset", CmdHF14AMfESet, 0, "Set simulator memory block"},
1952 {"eload", CmdHF14AMfELoad, 0, "Load from file emul dump"},
1953 {"esave", CmdHF14AMfESave, 0, "Save to file emul dump"},
1954 {"ecfill", CmdHF14AMfECFill, 0, "Fill simulator memory with help of keys from simulator"},
1955 {"ekeyprn", CmdHF14AMfEKeyPrn, 0, "Print keys from simulator memory"},
1956 {"csetuid", CmdHF14AMfCSetUID, 0, "Set UID for magic Chinese card"},
1957 {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block - Magic Chinese card"},
1958 {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block - Magic Chinese card"},
1959 {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector - Magic Chinese card"},
1960 {"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"},
1961 {"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"},
1962 {NULL, NULL, 0, NULL}
1963 };
1964
1965 int CmdHFMF(const char *Cmd)
1966 {
1967 // flush
1968 WaitForResponseTimeout(CMD_ACK,NULL,100);
1969
1970 CmdsParse(CommandTable, Cmd);
1971 return 0;
1972 }
1973
1974 int CmdHelp(const char *Cmd)
1975 {
1976 CmdsHelp(CommandTable);
1977 return 0;
1978 }
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