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hf mf dump bugfix: wrongly tried key A instead of key B for a specific Access Condition
[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
40 // wait cycle
41 while (true) {
42 printf(".");
43 fflush(stdout);
44 if (ukbhit()) {
45 getchar();
46 printf("\naborted via keyboard!\n");
47 break;
48 }
49
50 UsbCommand resp;
51 if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) {
52 isOK = resp.arg[0] & 0xff;
53 uid = (uint32_t)bytes_to_num(resp.d.asBytes + 0, 4);
54 nt = (uint32_t)bytes_to_num(resp.d.asBytes + 4, 4);
55 par_list = bytes_to_num(resp.d.asBytes + 8, 8);
56 ks_list = bytes_to_num(resp.d.asBytes + 16, 8);
57 nr = bytes_to_num(resp.d.asBytes + 24, 4);
58 printf("\n\n");
59 if (!isOK) PrintAndLog("Proxmark can't get statistic info. Execution aborted.\n");
60 break;
61 }
62 }
63
64 printf("\n");
65
66 // error
67 if (isOK != 1) return 1;
68
69 // execute original function from util nonce2key
70 if (nonce2key(uid, nt, nr, par_list, ks_list, &r_key))
71 {
72 isOK = 2;
73 PrintAndLog("Key not found (lfsr_common_prefix list is null). Nt=%08x", nt);
74 } else {
75 printf("------------------------------------------------------------------\n");
76 PrintAndLog("Key found:%012"llx" \n", r_key);
77
78 num_to_bytes(r_key, 6, keyBlock);
79 isOK = mfCheckKeys(0, 0, 1, keyBlock, &r_key);
80 }
81 if (!isOK)
82 PrintAndLog("Found valid key:%012"llx, r_key);
83 else
84 {
85 if (isOK != 2) PrintAndLog("Found invalid key. ");
86 PrintAndLog("Failing is expected to happen in 25%% of all cases. Trying again with a different reader nonce...");
87 c.arg[0] = false;
88 goto start;
89 }
90
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 CmdHF14AMfUWrBl(const char *Cmd)
144 {
145 uint8_t blockNo = 0;
146 bool chinese_card=0;
147 uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
148 UsbCommand resp;
149
150 if (strlen(Cmd)<3) {
151 PrintAndLog("Usage: hf mf uwrbl <block number> <block data (8 hex symbols)> <w>");
152 PrintAndLog(" sample: hf mf uwrbl 0 01020304");
153 return 0;
154 }
155
156 blockNo = param_get8(Cmd, 0);
157 if (param_gethex(Cmd, 1, bldata, 8)) {
158 PrintAndLog("Block data must include 8 HEX symbols");
159 return 1;
160 }
161
162 if (strchr(Cmd,'w') != 0) {
163 chinese_card=1;
164 }
165
166 switch(blockNo){
167 case 0:
168 if (!chinese_card){
169 PrintAndLog("Access Denied");
170 }else{
171 PrintAndLog("--specialblock no:%d", blockNo);
172 PrintAndLog("--data: %s", sprint_hex(bldata, 4));
173 UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};
174 memcpy(d.d.asBytes,bldata, 4);
175 SendCommand(&d);
176
177 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
178 uint8_t isOK = resp.arg[0] & 0xff;
179 PrintAndLog("isOk:%02x", isOK);
180 } else {
181 PrintAndLog("Command execute timeout");
182 }
183 }
184 break;
185 case 1:
186 if (!chinese_card){
187 PrintAndLog("Access Denied");
188 }else{
189 PrintAndLog("--specialblock no:%d", blockNo);
190 PrintAndLog("--data: %s", sprint_hex(bldata, 4));
191 UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};
192 memcpy(d.d.asBytes,bldata, 4);
193 SendCommand(&d);
194
195 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
196 uint8_t isOK = resp.arg[0] & 0xff;
197 PrintAndLog("isOk:%02x", isOK);
198 } else {
199 PrintAndLog("Command execute timeout");
200 }
201 }
202 break;
203 case 2:
204 if (!chinese_card){
205 PrintAndLog("Access Denied");
206 }else{
207 PrintAndLog("--specialblock no:%d", blockNo);
208 PrintAndLog("--data: %s", sprint_hex(bldata, 4));
209 UsbCommand c = {CMD_MIFAREU_WRITEBL, {blockNo}};
210 memcpy(c.d.asBytes, bldata, 4);
211 SendCommand(&c);
212
213 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
214 uint8_t isOK = resp.arg[0] & 0xff;
215 PrintAndLog("isOk:%02x", isOK);
216 } else {
217 PrintAndLog("Command execute timeout");
218 }
219 }
220 break;
221 case 3:
222 PrintAndLog("--specialblock no:%d", blockNo);
223 PrintAndLog("--data: %s", sprint_hex(bldata, 4));
224 UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};
225 memcpy(d.d.asBytes,bldata, 4);
226 SendCommand(&d);
227
228 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
229 uint8_t isOK = resp.arg[0] & 0xff;
230 PrintAndLog("isOk:%02x", isOK);
231 } else {
232 PrintAndLog("Command execute timeout");
233 }
234 break;
235 default:
236 PrintAndLog("--block no:%d", blockNo);
237 PrintAndLog("--data: %s", sprint_hex(bldata, 4));
238 UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}};
239 memcpy(e.d.asBytes,bldata, 4);
240 SendCommand(&e);
241
242 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
243 uint8_t isOK = resp.arg[0] & 0xff;
244 PrintAndLog("isOk:%02x", isOK);
245 } else {
246 PrintAndLog("Command execute timeout");
247 }
248 break;
249 }
250 return 0;
251 }
252
253
254 int CmdHF14AMfRdBl(const char *Cmd)
255 {
256 uint8_t blockNo = 0;
257 uint8_t keyType = 0;
258 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
259
260 char cmdp = 0x00;
261
262
263 if (strlen(Cmd)<3) {
264 PrintAndLog("Usage: hf mf rdbl <block number> <key A/B> <key (12 hex symbols)>");
265 PrintAndLog(" sample: hf mf rdbl 0 A FFFFFFFFFFFF ");
266 return 0;
267 }
268
269 blockNo = param_get8(Cmd, 0);
270 cmdp = param_getchar(Cmd, 1);
271 if (cmdp == 0x00) {
272 PrintAndLog("Key type must be A or B");
273 return 1;
274 }
275 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
276 if (param_gethex(Cmd, 2, key, 12)) {
277 PrintAndLog("Key must include 12 HEX symbols");
278 return 1;
279 }
280 PrintAndLog("--block no:%d, key type:%c, key:%s ", blockNo, keyType?'B':'A', sprint_hex(key, 6));
281
282 UsbCommand c = {CMD_MIFARE_READBL, {blockNo, keyType, 0}};
283 memcpy(c.d.asBytes, key, 6);
284 SendCommand(&c);
285
286 UsbCommand resp;
287 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
288 uint8_t isOK = resp.arg[0] & 0xff;
289 uint8_t *data = resp.d.asBytes;
290
291 if (isOK)
292 PrintAndLog("isOk:%02x data:%s", isOK, sprint_hex(data, 16));
293 else
294 PrintAndLog("isOk:%02x", isOK);
295 } else {
296 PrintAndLog("Command execute timeout");
297 }
298
299 return 0;
300 }
301
302 int CmdHF14AMfURdBl(const char *Cmd)
303 {
304 uint8_t blockNo = 0;
305
306 if (strlen(Cmd)<1) {
307 PrintAndLog("Usage: hf mf urdbl <block number>");
308 PrintAndLog(" sample: hf mf urdbl 0");
309 return 0;
310 }
311
312 blockNo = param_get8(Cmd, 0);
313 PrintAndLog("--block no:%d", blockNo);
314
315 UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
316 SendCommand(&c);
317
318 UsbCommand resp;
319 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
320 uint8_t isOK = resp.arg[0] & 0xff;
321 uint8_t *data = resp.d.asBytes;
322
323 if (isOK)
324 PrintAndLog("isOk:%02x data:%s", isOK, sprint_hex(data, 4));
325 else
326 PrintAndLog("isOk:%02x", isOK);
327 } else {
328 PrintAndLog("Command execute timeout");
329 }
330
331 return 0;
332 }
333
334
335 int CmdHF14AMfURdCard(const char *Cmd)
336 {
337 int i;
338 uint8_t sectorNo = 0;
339 uint8_t *lockbytes_t=NULL;
340 uint8_t lockbytes[2]={0,0};
341 bool bit[16]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
342
343 uint8_t isOK = 0;
344 uint8_t * data = NULL;
345
346 if (sectorNo > 15) {
347 PrintAndLog("Sector number must be less than 16");
348 return 1;
349 }
350 PrintAndLog("Attempting to Read Ultralight... ");
351
352 UsbCommand c = {CMD_MIFAREU_READCARD, {sectorNo}};
353 SendCommand(&c);
354
355 UsbCommand resp;
356 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
357 isOK = resp.arg[0] & 0xff;
358 data = resp.d.asBytes;
359
360 PrintAndLog("isOk:%02x", isOK);
361 if (isOK)
362 for (i = 0; i < 16; i++) {
363 switch(i){
364 case 2:
365 //process lock bytes
366 lockbytes_t=data+(i*4);
367 lockbytes[0]=lockbytes_t[2];
368 lockbytes[1]=lockbytes_t[3];
369 for(int j=0; j<16; j++){
370 bit[j]=lockbytes[j/8] & ( 1 <<(7-j%8));
371 }
372 //PrintAndLog("LB %02x %02x", lockbytes[0],lockbytes[1]);
373 //PrintAndLog("LB2b %02x %02x %02x %02x %02x %02x %02x %02x",bit[8],bit[9],bit[10],bit[11],bit[12],bit[13],bit[14],bit[15]);
374 PrintAndLog("Block %3d:%s ", i,sprint_hex(data + i * 4, 4));
375 break;
376 case 3:
377 PrintAndLog("Block %3d:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[4]);
378 break;
379 case 4:
380 PrintAndLog("Block %3d:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[3]);
381 break;
382 case 5:
383 PrintAndLog("Block %3d:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[2]);
384 break;
385 case 6:
386 PrintAndLog("Block %3d:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[1]);
387 break;
388 case 7:
389 PrintAndLog("Block %3d:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[0]);
390 break;
391 case 8:
392 PrintAndLog("Block %3d:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[15]);
393 break;
394 case 9:
395 PrintAndLog("Block %3d:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[14]);
396 break;
397 case 10:
398 PrintAndLog("Block %3d:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[13]);
399 break;
400 case 11:
401 PrintAndLog("Block %3d:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[12]);
402 break;
403 case 12:
404 PrintAndLog("Block %3d:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[11]);
405 break;
406 case 13:
407 PrintAndLog("Block %3d:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[10]);
408 break;
409 case 14:
410 PrintAndLog("Block %3d:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[9]);
411 break;
412 case 15:
413 PrintAndLog("Block %3d:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[8]);
414 break;
415 default:
416 PrintAndLog("Block %3d:%s ", i,sprint_hex(data + i * 4, 4));
417 break;
418 }
419 }
420 } else {
421 PrintAndLog("Command execute timeout");
422 }
423 return 0;
424 }
425
426
427 int CmdHF14AMfRdSc(const char *Cmd)
428 {
429 int i;
430 uint8_t sectorNo = 0;
431 uint8_t keyType = 0;
432 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
433 uint8_t isOK = 0;
434 uint8_t *data = NULL;
435 char cmdp = 0x00;
436
437 if (strlen(Cmd)<3) {
438 PrintAndLog("Usage: hf mf rdsc <sector number> <key A/B> <key (12 hex symbols)>");
439 PrintAndLog(" sample: hf mf rdsc 0 A FFFFFFFFFFFF ");
440 return 0;
441 }
442
443 sectorNo = param_get8(Cmd, 0);
444 if (sectorNo > 39) {
445 PrintAndLog("Sector number must be less than 40");
446 return 1;
447 }
448 cmdp = param_getchar(Cmd, 1);
449 if (cmdp != 'a' && cmdp != 'A' && cmdp != 'b' && cmdp != 'B') {
450 PrintAndLog("Key type must be A or B");
451 return 1;
452 }
453 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
454 if (param_gethex(Cmd, 2, key, 12)) {
455 PrintAndLog("Key must include 12 HEX symbols");
456 return 1;
457 }
458 PrintAndLog("--sector no:%d key type:%c key:%s ", sectorNo, keyType?'B':'A', sprint_hex(key, 6));
459
460 UsbCommand c = {CMD_MIFARE_READSC, {sectorNo, keyType, 0}};
461 memcpy(c.d.asBytes, key, 6);
462 SendCommand(&c);
463 PrintAndLog(" ");
464
465 UsbCommand resp;
466 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
467 isOK = resp.arg[0] & 0xff;
468 data = resp.d.asBytes;
469
470 PrintAndLog("isOk:%02x", isOK);
471 if (isOK) {
472 for (i = 0; i < (sectorNo<32?3:15); i++) {
473 PrintAndLog("data : %s", sprint_hex(data + i * 16, 16));
474 }
475 PrintAndLog("trailer: %s", sprint_hex(data + (sectorNo<32?3:15) * 16, 16));
476 }
477 } else {
478 PrintAndLog("Command execute timeout");
479 }
480
481 return 0;
482 }
483
484
485 uint8_t FirstBlockOfSector(uint8_t sectorNo)
486 {
487 if (sectorNo < 32) {
488 return sectorNo * 4;
489 } else {
490 return 32 * 4 + (sectorNo - 32) * 16;
491 }
492 }
493
494
495 uint8_t NumBlocksPerSector(uint8_t sectorNo)
496 {
497 if (sectorNo < 32) {
498 return 4;
499 } else {
500 return 16;
501 }
502 }
503
504
505 int CmdHF14AMfDump(const char *Cmd)
506 {
507 uint8_t sectorNo, blockNo;
508
509 uint8_t keyA[40][6];
510 uint8_t keyB[40][6];
511 uint8_t rights[40][4];
512 uint8_t carddata[256][16];
513 uint8_t numSectors = 16;
514
515 FILE *fin;
516 FILE *fout;
517
518 UsbCommand resp;
519
520 char cmdp = param_getchar(Cmd, 0);
521 switch (cmdp) {
522 case '0' : numSectors = 5; break;
523 case '1' :
524 case '\0': numSectors = 16; break;
525 case '2' : numSectors = 32; break;
526 case '4' : numSectors = 40; break;
527 default: numSectors = 16;
528 }
529
530 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
531 PrintAndLog("Usage: hf mf dump [card memory]");
532 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
533 PrintAndLog("");
534 PrintAndLog("Samples: hf mf dump");
535 PrintAndLog(" hf mf dump 4");
536 return 0;
537 }
538
539 if ((fin = fopen("dumpkeys.bin","rb")) == NULL) {
540 PrintAndLog("Could not find file dumpkeys.bin");
541 return 1;
542 }
543
544 // Read key file
545
546 for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
547 if (fread( keyA[sectorNo], 1, 6, fin ) == 0) {
548 PrintAndLog("File reading error.");
549 return 2;
550 }
551 }
552
553 for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
554 if (fread( keyB[sectorNo], 1, 6, fin ) == 0) {
555 PrintAndLog("File reading error.");
556 return 2;
557 }
558 }
559
560 // Read access rights to sectors
561
562 PrintAndLog("|-----------------------------------------|");
563 PrintAndLog("|------ Reading sector access bits...-----|");
564 PrintAndLog("|-----------------------------------------|");
565
566 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
567 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 0, 0}};
568 memcpy(c.d.asBytes, keyA[sectorNo], 6);
569 SendCommand(&c);
570
571 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
572 uint8_t isOK = resp.arg[0] & 0xff;
573 uint8_t *data = resp.d.asBytes;
574 if (isOK){
575 rights[sectorNo][0] = ((data[7] & 0x10)>>2) | ((data[8] & 0x1)<<1) | ((data[8] & 0x10)>>4); // C1C2C3 for data area 0
576 rights[sectorNo][1] = ((data[7] & 0x20)>>3) | ((data[8] & 0x2)<<0) | ((data[8] & 0x20)>>5); // C1C2C3 for data area 1
577 rights[sectorNo][2] = ((data[7] & 0x40)>>4) | ((data[8] & 0x4)>>1) | ((data[8] & 0x40)>>6); // C1C2C3 for data area 2
578 rights[sectorNo][3] = ((data[7] & 0x80)>>5) | ((data[8] & 0x8)>>2) | ((data[8] & 0x80)>>7); // C1C2C3 for sector trailer
579 } else {
580 PrintAndLog("Could not get access rights for sector %2d. Trying with defaults...", sectorNo);
581 rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;
582 rights[sectorNo][3] = 0x01;
583 }
584 } else {
585 PrintAndLog("Command execute timeout when trying to read access rights for sector %2d. Trying with defaults...", sectorNo);
586 rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;
587 rights[sectorNo][3] = 0x01;
588 }
589 }
590
591 // Read blocks and print to file
592
593 PrintAndLog("|-----------------------------------------|");
594 PrintAndLog("|----- Dumping all blocks to file... -----|");
595 PrintAndLog("|-----------------------------------------|");
596
597 bool isOK = true;
598 for (sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) {
599 for (blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
600 bool received = false;
601 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. At least the Access Conditions can always be read with key A.
602 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
603 memcpy(c.d.asBytes, keyA[sectorNo], 6);
604 SendCommand(&c);
605 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
606 } else { // data block. Check if it can be read with key A or key B
607 uint8_t data_area = sectorNo<32?blockNo:blockNo/5;
608 if ((rights[sectorNo][data_area] == 0x03) || (rights[sectorNo][data_area] == 0x05)) { // only key B would work
609 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 1, 0}};
610 memcpy(c.d.asBytes, keyB[sectorNo], 6);
611 SendCommand(&c);
612 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
613 } else if (rights[sectorNo][data_area] == 0x07) { // no key would work
614 isOK = false;
615 PrintAndLog("Access rights do not allow reading of sector %2d block %3d", sectorNo, blockNo);
616 } else { // key A would work
617 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
618 memcpy(c.d.asBytes, keyA[sectorNo], 6);
619 SendCommand(&c);
620 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
621 }
622 }
623
624 if (received) {
625 isOK = resp.arg[0] & 0xff;
626 uint8_t *data = resp.d.asBytes;
627 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. Fill in the keys.
628 data[0] = (keyA[sectorNo][0]);
629 data[1] = (keyA[sectorNo][1]);
630 data[2] = (keyA[sectorNo][2]);
631 data[3] = (keyA[sectorNo][3]);
632 data[4] = (keyA[sectorNo][4]);
633 data[5] = (keyA[sectorNo][5]);
634 data[10] = (keyB[sectorNo][0]);
635 data[11] = (keyB[sectorNo][1]);
636 data[12] = (keyB[sectorNo][2]);
637 data[13] = (keyB[sectorNo][3]);
638 data[14] = (keyB[sectorNo][4]);
639 data[15] = (keyB[sectorNo][5]);
640 }
641 if (isOK) {
642 memcpy(carddata[FirstBlockOfSector(sectorNo) + blockNo], data, 16);
643 PrintAndLog("Successfully read block %2d of sector %2d.", blockNo, sectorNo);
644 } else {
645 PrintAndLog("Could not read block %2d of sector %2d", blockNo, sectorNo);
646 break;
647 }
648 }
649 else {
650 isOK = false;
651 PrintAndLog("Command execute timeout when trying to read block %2d of sector %2d.", blockNo, sectorNo);
652 break;
653 }
654 }
655
656 }
657
658 if (isOK) {
659 if ((fout = fopen("dumpdata.bin","wb")) == NULL) {
660 PrintAndLog("Could not create file name dumpdata.bin");
661 return 1;
662 }
663 uint16_t numblocks = FirstBlockOfSector(numSectors - 1) + NumBlocksPerSector(numSectors - 1);
664 fwrite(carddata, 1, 16*numblocks, fout);
665 fclose(fout);
666 PrintAndLog("Dumped %d blocks (%d bytes) to file dumpdata.bin", numblocks, 16*numblocks);
667 }
668
669 fclose(fin);
670 return 0;
671 }
672
673
674 int CmdHF14AMfRestore(const char *Cmd)
675 {
676
677 uint8_t sectorNo,blockNo;
678 uint8_t keyType = 0;
679 uint8_t key[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
680 uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
681 uint8_t keyA[40][6];
682 uint8_t keyB[40][6];
683 uint8_t numSectors;
684
685 FILE *fdump;
686 FILE *fkeys;
687
688 char cmdp = param_getchar(Cmd, 0);
689 switch (cmdp) {
690 case '0' : numSectors = 5; break;
691 case '1' :
692 case '\0': numSectors = 16; break;
693 case '2' : numSectors = 32; break;
694 case '4' : numSectors = 40; break;
695 default: numSectors = 16;
696 }
697
698 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
699 PrintAndLog("Usage: hf mf restore [card memory]");
700 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
701 PrintAndLog("");
702 PrintAndLog("Samples: hf mf restore");
703 PrintAndLog(" hf mf restore 4");
704 return 0;
705 }
706
707 if ((fdump = fopen("dumpdata.bin","rb")) == NULL) {
708 PrintAndLog("Could not find file dumpdata.bin");
709 return 1;
710 }
711 if ((fkeys = fopen("dumpkeys.bin","rb")) == NULL) {
712 PrintAndLog("Could not find file dumpkeys.bin");
713 return 1;
714 }
715
716 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
717 if (fread(keyA[sectorNo], 1, 6, fkeys) == 0) {
718 PrintAndLog("File reading error (dumpkeys.bin).");
719 return 2;
720 }
721 }
722
723 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
724 if (fread(keyB[sectorNo], 1, 6, fkeys) == 0) {
725 PrintAndLog("File reading error (dumpkeys.bin).");
726 return 2;
727 }
728 }
729
730 PrintAndLog("Restoring dumpdata.bin to card");
731
732 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
733 for(blockNo = 0; blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
734 UsbCommand c = {CMD_MIFARE_WRITEBL, {FirstBlockOfSector(sectorNo) + blockNo, keyType, 0}};
735 memcpy(c.d.asBytes, key, 6);
736
737 if (fread(bldata, 1, 16, fdump) == 0) {
738 PrintAndLog("File reading error (dumpdata.bin).");
739 return 2;
740 }
741
742 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer
743 bldata[0] = (keyA[sectorNo][0]);
744 bldata[1] = (keyA[sectorNo][1]);
745 bldata[2] = (keyA[sectorNo][2]);
746 bldata[3] = (keyA[sectorNo][3]);
747 bldata[4] = (keyA[sectorNo][4]);
748 bldata[5] = (keyA[sectorNo][5]);
749 bldata[10] = (keyB[sectorNo][0]);
750 bldata[11] = (keyB[sectorNo][1]);
751 bldata[12] = (keyB[sectorNo][2]);
752 bldata[13] = (keyB[sectorNo][3]);
753 bldata[14] = (keyB[sectorNo][4]);
754 bldata[15] = (keyB[sectorNo][5]);
755 }
756
757 PrintAndLog("Writing to block %3d: %s", FirstBlockOfSector(sectorNo) + blockNo, sprint_hex(bldata, 16));
758
759 memcpy(c.d.asBytes + 10, bldata, 16);
760 SendCommand(&c);
761
762 UsbCommand resp;
763 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
764 uint8_t isOK = resp.arg[0] & 0xff;
765 PrintAndLog("isOk:%02x", isOK);
766 } else {
767 PrintAndLog("Command execute timeout");
768 }
769 }
770 }
771
772 fclose(fdump);
773 fclose(fkeys);
774 return 0;
775 }
776
777
778 int CmdHF14AMfNested(const char *Cmd)
779 {
780 int i, j, res, iterations;
781 sector *e_sector = NULL;
782 uint8_t blockNo = 0;
783 uint8_t keyType = 0;
784 uint8_t trgBlockNo = 0;
785 uint8_t trgKeyType = 0;
786 uint8_t SectorsCnt = 0;
787 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
788 uint8_t keyBlock[6*6];
789 uint64_t key64 = 0;
790 bool transferToEml = false;
791
792 bool createDumpFile = false;
793 FILE *fkeys;
794 uint8_t standart[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
795 uint8_t tempkey[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
796
797 char cmdp, ctmp;
798
799 if (strlen(Cmd)<3) {
800 PrintAndLog("Usage:");
801 PrintAndLog(" all sectors: hf mf nested <card memory> <block number> <key A/B> <key (12 hex symbols)> [t,d]");
802 PrintAndLog(" one sector: hf mf nested o <block number> <key A/B> <key (12 hex symbols)>");
803 PrintAndLog(" <target block number> <target key A/B> [t]");
804 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
805 PrintAndLog("t - transfer keys into emulator memory");
806 PrintAndLog("d - write keys to binary file");
807 PrintAndLog(" ");
808 PrintAndLog(" sample1: hf mf nested 1 0 A FFFFFFFFFFFF ");
809 PrintAndLog(" sample2: hf mf nested 1 0 A FFFFFFFFFFFF t ");
810 PrintAndLog(" sample3: hf mf nested 1 0 A FFFFFFFFFFFF d ");
811 PrintAndLog(" sample4: hf mf nested o 0 A FFFFFFFFFFFF 4 A");
812 return 0;
813 }
814
815 cmdp = param_getchar(Cmd, 0);
816 blockNo = param_get8(Cmd, 1);
817 ctmp = param_getchar(Cmd, 2);
818 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
819 PrintAndLog("Key type must be A or B");
820 return 1;
821 }
822 if (ctmp != 'A' && ctmp != 'a') keyType = 1;
823 if (param_gethex(Cmd, 3, key, 12)) {
824 PrintAndLog("Key must include 12 HEX symbols");
825 return 1;
826 }
827
828 if (cmdp == 'o' || cmdp == 'O') {
829 cmdp = 'o';
830 trgBlockNo = param_get8(Cmd, 4);
831 ctmp = param_getchar(Cmd, 5);
832 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
833 PrintAndLog("Target key type must be A or B");
834 return 1;
835 }
836 if (ctmp != 'A' && ctmp != 'a') trgKeyType = 1;
837 } else {
838 switch (cmdp) {
839 case '0': SectorsCnt = 05; break;
840 case '1': SectorsCnt = 16; break;
841 case '2': SectorsCnt = 32; break;
842 case '4': SectorsCnt = 40; break;
843 default: SectorsCnt = 16;
844 }
845 }
846
847 ctmp = param_getchar(Cmd, 4);
848 if (ctmp == 't' || ctmp == 'T') transferToEml = true;
849 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = true;
850
851 ctmp = param_getchar(Cmd, 6);
852 transferToEml |= (ctmp == 't' || ctmp == 'T');
853 transferToEml |= (ctmp == 'd' || ctmp == 'D');
854
855 if (cmdp == 'o') {
856 PrintAndLog("--target block no:%3d, target key type:%c ", trgBlockNo, trgKeyType?'B':'A');
857 if (mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true)) {
858 PrintAndLog("Nested error.");
859 return 2;
860 }
861 key64 = bytes_to_num(keyBlock, 6);
862 if (key64) {
863 PrintAndLog("Found valid key:%012"llx, key64);
864
865 // transfer key to the emulator
866 if (transferToEml) {
867 uint8_t sectortrailer;
868 if (trgBlockNo < 32*4) { // 4 block sector
869 sectortrailer = (trgBlockNo & 0x03) + 3;
870 } else { // 16 block sector
871 sectortrailer = (trgBlockNo & 0x0f) + 15;
872 }
873 mfEmlGetMem(keyBlock, sectortrailer, 1);
874
875 if (!trgKeyType)
876 num_to_bytes(key64, 6, keyBlock);
877 else
878 num_to_bytes(key64, 6, &keyBlock[10]);
879 mfEmlSetMem(keyBlock, sectortrailer, 1);
880 }
881 } else {
882 PrintAndLog("No valid key found");
883 }
884 }
885 else { // ------------------------------------ multiple sectors working
886 clock_t time1;
887 time1 = clock();
888
889 e_sector = calloc(SectorsCnt, sizeof(sector));
890 if (e_sector == NULL) return 1;
891
892 //test current key and additional standard keys first
893 memcpy(keyBlock, key, 6);
894 num_to_bytes(0xffffffffffff, 6, (uint8_t*)(keyBlock + 1 * 6));
895 num_to_bytes(0x000000000000, 6, (uint8_t*)(keyBlock + 2 * 6));
896 num_to_bytes(0xa0a1a2a3a4a5, 6, (uint8_t*)(keyBlock + 3 * 6));
897 num_to_bytes(0xb0b1b2b3b4b5, 6, (uint8_t*)(keyBlock + 4 * 6));
898 num_to_bytes(0xaabbccddeeff, 6, (uint8_t*)(keyBlock + 5 * 6));
899
900 PrintAndLog("Testing known keys. Sector count=%d", SectorsCnt);
901 for (i = 0; i < SectorsCnt; i++) {
902 for (j = 0; j < 2; j++) {
903 if (e_sector[i].foundKey[j]) continue;
904
905 res = mfCheckKeys(FirstBlockOfSector(i), j, 6, keyBlock, &key64);
906
907 if (!res) {
908 e_sector[i].Key[j] = key64;
909 e_sector[i].foundKey[j] = 1;
910 }
911 }
912 }
913
914
915 // nested sectors
916 iterations = 0;
917 PrintAndLog("nested...");
918 bool calibrate = true;
919 for (i = 0; i < NESTED_SECTOR_RETRY; i++) {
920 for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
921 for (trgKeyType = 0; trgKeyType < 2; trgKeyType++) {
922 if (e_sector[sectorNo].foundKey[trgKeyType]) continue;
923 PrintAndLog("-----------------------------------------------");
924 if(mfnested(blockNo, keyType, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate)) {
925 PrintAndLog("Nested error.\n");
926 return 2;
927 }
928 else {
929 calibrate = false;
930 }
931
932 iterations++;
933
934 key64 = bytes_to_num(keyBlock, 6);
935 if (key64) {
936 PrintAndLog("Found valid key:%012"llx, key64);
937 e_sector[sectorNo].foundKey[trgKeyType] = 1;
938 e_sector[sectorNo].Key[trgKeyType] = key64;
939 }
940 }
941 }
942 }
943
944 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);
945
946 PrintAndLog("-----------------------------------------------\nIterations count: %d\n\n", iterations);
947 //print them
948 PrintAndLog("|---|----------------|---|----------------|---|");
949 PrintAndLog("|sec|key A |res|key B |res|");
950 PrintAndLog("|---|----------------|---|----------------|---|");
951 for (i = 0; i < SectorsCnt; i++) {
952 PrintAndLog("|%03d| %012"llx" | %d | %012"llx" | %d |", i,
953 e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]);
954 }
955 PrintAndLog("|---|----------------|---|----------------|---|");
956
957 // transfer them to the emulator
958 if (transferToEml) {
959 for (i = 0; i < SectorsCnt; i++) {
960 mfEmlGetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
961 if (e_sector[i].foundKey[0])
962 num_to_bytes(e_sector[i].Key[0], 6, keyBlock);
963 if (e_sector[i].foundKey[1])
964 num_to_bytes(e_sector[i].Key[1], 6, &keyBlock[10]);
965 mfEmlSetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
966 }
967 }
968
969 // Create dump file
970 if (createDumpFile) {
971 if ((fkeys = fopen("dumpkeys.bin","wb")) == NULL) {
972 PrintAndLog("Could not create file dumpkeys.bin");
973 free(e_sector);
974 return 1;
975 }
976 PrintAndLog("Printing keys to binary file dumpkeys.bin...");
977 for(i=0; i<SectorsCnt; i++) {
978 if (e_sector[i].foundKey[0]){
979 num_to_bytes(e_sector[i].Key[0], 6, tempkey);
980 fwrite ( tempkey, 1, 6, fkeys );
981 }
982 else{
983 fwrite ( &standart, 1, 6, fkeys );
984 }
985 }
986 for(i=0; i<SectorsCnt; i++) {
987 if (e_sector[i].foundKey[1]){
988 num_to_bytes(e_sector[i].Key[1], 6, tempkey);
989 fwrite ( tempkey, 1, 6, fkeys );
990 }
991 else{
992 fwrite ( &standart, 1, 6, fkeys );
993 }
994 }
995 fclose(fkeys);
996 }
997
998 free(e_sector);
999 }
1000
1001 return 0;
1002 }
1003
1004
1005 int CmdHF14AMfChk(const char *Cmd)
1006 {
1007 FILE * f;
1008 char filename[256]={0};
1009 char buf[13];
1010 uint8_t *keyBlock = NULL, *p;
1011 uint8_t stKeyBlock = 20;
1012
1013 int i, res;
1014 int keycnt = 0;
1015 char ctmp = 0x00;
1016 uint8_t blockNo = 0;
1017 uint8_t SectorsCnt = 1;
1018 uint8_t keyType = 0;
1019 uint64_t key64 = 0;
1020
1021 int transferToEml = 0;
1022 int createDumpFile = 0;
1023
1024 keyBlock = calloc(stKeyBlock, 6);
1025 if (keyBlock == NULL) return 1;
1026
1027 uint64_t defaultKeys[] =
1028 {
1029 0xffffffffffff, // Default key (first key used by program if no user defined key)
1030 0x000000000000, // Blank key
1031 0xa0a1a2a3a4a5, // NFCForum MAD key
1032 0xb0b1b2b3b4b5,
1033 0xaabbccddeeff,
1034 0x4d3a99c351dd,
1035 0x1a982c7e459a,
1036 0xd3f7d3f7d3f7,
1037 0x714c5c886e97,
1038 0x587ee5f9350f,
1039 0xa0478cc39091,
1040 0x533cb6c723f6,
1041 0x8fd0a4f256e9
1042 };
1043 int defaultKeysSize = sizeof(defaultKeys) / sizeof(uint64_t);
1044
1045 for (int defaultKeyCounter = 0; defaultKeyCounter < defaultKeysSize; defaultKeyCounter++)
1046 {
1047 num_to_bytes(defaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));
1048 }
1049
1050 if (strlen(Cmd)<3) {
1051 PrintAndLog("Usage: hf mf chk <block number>|<*card memory> <key type (A/B/?)> [t] [<key (12 hex symbols)>] [<dic (*.dic)>]");
1052 PrintAndLog(" * - all sectors");
1053 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
1054 PrintAndLog("d - write keys to binary file\n");
1055 PrintAndLog(" sample: hf mf chk 0 A 1234567890ab keys.dic");
1056 PrintAndLog(" hf mf chk *1 ? t");
1057 return 0;
1058 }
1059
1060 if (param_getchar(Cmd, 0)=='*') {
1061 blockNo = 3;
1062 switch(param_getchar(Cmd+1, 0)) {
1063 case '0': SectorsCnt = 5; break;
1064 case '1': SectorsCnt = 16; break;
1065 case '2': SectorsCnt = 32; break;
1066 case '4': SectorsCnt = 40; break;
1067 default: SectorsCnt = 16;
1068 }
1069 }
1070 else
1071 blockNo = param_get8(Cmd, 0);
1072
1073 ctmp = param_getchar(Cmd, 1);
1074 switch (ctmp) {
1075 case 'a': case 'A':
1076 keyType = !0;
1077 break;
1078 case 'b': case 'B':
1079 keyType = !1;
1080 break;
1081 case '?':
1082 keyType = 2;
1083 break;
1084 default:
1085 PrintAndLog("Key type must be A , B or ?");
1086 return 1;
1087 };
1088
1089 ctmp = param_getchar(Cmd, 2);
1090 if (ctmp == 't' || ctmp == 'T') transferToEml = 1;
1091 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = 1;
1092
1093 for (i = transferToEml || createDumpFile; param_getchar(Cmd, 2 + i); i++) {
1094 if (!param_gethex(Cmd, 2 + i, keyBlock + 6 * keycnt, 12)) {
1095 if ( stKeyBlock - keycnt < 2) {
1096 p = realloc(keyBlock, 6*(stKeyBlock+=10));
1097 if (!p) {
1098 PrintAndLog("Cannot allocate memory for Keys");
1099 free(keyBlock);
1100 return 2;
1101 }
1102 keyBlock = p;
1103 }
1104 PrintAndLog("chk key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
1105 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
1106 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
1107 keycnt++;
1108 } else {
1109 // May be a dic file
1110 if ( param_getstr(Cmd, 2 + i,filename) > 255 ) {
1111 PrintAndLog("File name too long");
1112 free(keyBlock);
1113 return 2;
1114 }
1115
1116 if ( (f = fopen( filename , "r")) ) {
1117 while( fgets(buf, sizeof(buf), f) ){
1118 if (strlen(buf) < 12 || buf[11] == '\n')
1119 continue;
1120
1121 while (fgetc(f) != '\n' && !feof(f)) ; //goto next line
1122
1123 if( buf[0]=='#' ) continue; //The line start with # is comment, skip
1124
1125 if (!isxdigit(buf[0])){
1126 PrintAndLog("File content error. '%s' must include 12 HEX symbols",buf);
1127 continue;
1128 }
1129
1130 buf[12] = 0;
1131
1132 if ( stKeyBlock - keycnt < 2) {
1133 p = realloc(keyBlock, 6*(stKeyBlock+=10));
1134 if (!p) {
1135 PrintAndLog("Cannot allocate memory for defKeys");
1136 free(keyBlock);
1137 return 2;
1138 }
1139 keyBlock = p;
1140 }
1141 memset(keyBlock + 6 * keycnt, 0, 6);
1142 num_to_bytes(strtoll(buf, NULL, 16), 6, keyBlock + 6*keycnt);
1143 PrintAndLog("chk custom key[%2d] %012"llx, keycnt, bytes_to_num(keyBlock + 6*keycnt, 6));
1144 keycnt++;
1145 memset(buf, 0, sizeof(buf));
1146 }
1147 } else {
1148 PrintAndLog("File: %s: not found or locked.", filename);
1149 free(keyBlock);
1150 return 1;
1151 fclose(f);
1152 }
1153 }
1154 }
1155
1156 if (keycnt == 0) {
1157 PrintAndLog("No key specified, trying default keys");
1158 for (;keycnt < defaultKeysSize; keycnt++)
1159 PrintAndLog("chk default key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
1160 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
1161 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
1162 }
1163
1164 // initialize storage for found keys
1165 bool validKey[2][40];
1166 uint8_t foundKey[2][40][6];
1167 for (uint16_t t = 0; t < 2; t++) {
1168 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
1169 validKey[t][sectorNo] = false;
1170 for (uint16_t i = 0; i < 6; i++) {
1171 foundKey[t][sectorNo][i] = 0xff;
1172 }
1173 }
1174 }
1175
1176 for ( int t = !keyType; t < 2; keyType==2?(t++):(t=2) ) {
1177 int b=blockNo;
1178 for (int i = 0; i < SectorsCnt; ++i) {
1179 PrintAndLog("--sector:%2d, block:%3d, key type:%C, key count:%2d ", i, b, t?'B':'A', keycnt);
1180 uint32_t max_keys = keycnt>USB_CMD_DATA_SIZE/6?USB_CMD_DATA_SIZE/6:keycnt;
1181 for (uint32_t c = 0; c < keycnt; c+=max_keys) {
1182 uint32_t size = keycnt-c>max_keys?max_keys:keycnt-c;
1183 res = mfCheckKeys(b, t, size, &keyBlock[6*c], &key64);
1184 if (res != 1) {
1185 if (!res) {
1186 PrintAndLog("Found valid key:[%012"llx"]",key64);
1187 num_to_bytes(key64, 6, foundKey[t][i]);
1188 validKey[t][i] = true;
1189 }
1190 } else {
1191 PrintAndLog("Command execute timeout");
1192 }
1193 }
1194 b<127?(b+=4):(b+=16);
1195 }
1196 }
1197
1198 if (transferToEml) {
1199 uint8_t block[16];
1200 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
1201 if (validKey[0][sectorNo] || validKey[1][sectorNo]) {
1202 mfEmlGetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
1203 for (uint16_t t = 0; t < 2; t++) {
1204 if (validKey[t][sectorNo]) {
1205 memcpy(block + t*10, foundKey[t][sectorNo], 6);
1206 }
1207 }
1208 mfEmlSetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
1209 }
1210 }
1211 PrintAndLog("Found keys have been transferred to the emulator memory");
1212 }
1213
1214 if (createDumpFile) {
1215 FILE *fkeys = fopen("dumpkeys.bin","wb");
1216 if (fkeys == NULL) {
1217 PrintAndLog("Could not create file dumpkeys.bin");
1218 free(keyBlock);
1219 return 1;
1220 }
1221 for (uint16_t t = 0; t < 2; t++) {
1222 fwrite(foundKey[t], 1, 6*SectorsCnt, fkeys);
1223 }
1224 fclose(fkeys);
1225 PrintAndLog("Found keys have been dumped to file dumpkeys.bin. 0xffffffffffff has been inserted for unknown keys.");
1226 }
1227
1228 free(keyBlock);
1229
1230 return 0;
1231 }
1232
1233
1234 int CmdHF14AMf1kSim(const char *Cmd)
1235 {
1236 uint8_t uid[7] = {0, 0, 0, 0, 0, 0, 0};
1237 uint8_t exitAfterNReads = 0;
1238 uint8_t flags = 0;
1239
1240 if (param_getchar(Cmd, 0) == 'h') {
1241 PrintAndLog("Usage: hf mf sim u <uid (8 hex symbols)> n <numreads> i x");
1242 PrintAndLog(" u (Optional) UID. If not specified, the UID from emulator memory will be used");
1243 PrintAndLog(" n (Optional) Automatically exit simulation after <numreads> blocks have been read by reader. 0 = infinite");
1244 PrintAndLog(" i (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted");
1245 PrintAndLog(" x (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)");
1246 PrintAndLog(" sample: hf mf sim u 0a0a0a0a ");
1247 return 0;
1248 }
1249 uint8_t pnr = 0;
1250 if (param_getchar(Cmd, pnr) == 'u') {
1251 if(param_gethex(Cmd, pnr+1, uid, 8) == 0)
1252 {
1253 flags |= FLAG_4B_UID_IN_DATA; // UID from packet
1254 } else if(param_gethex(Cmd,pnr+1,uid,14) == 0) {
1255 flags |= FLAG_7B_UID_IN_DATA;// UID from packet
1256 } else {
1257 PrintAndLog("UID, if specified, must include 8 or 14 HEX symbols");
1258 return 1;
1259 }
1260 pnr +=2;
1261 }
1262 if (param_getchar(Cmd, pnr) == 'n') {
1263 exitAfterNReads = param_get8(Cmd,pnr+1);
1264 pnr += 2;
1265 }
1266 if (param_getchar(Cmd, pnr) == 'i' ) {
1267 //Using a flag to signal interactiveness, least significant bit
1268 flags |= FLAG_INTERACTIVE;
1269 pnr++;
1270 }
1271
1272 if (param_getchar(Cmd, pnr) == 'x' ) {
1273 //Using a flag to signal interactiveness, least significant bit
1274 flags |= FLAG_NR_AR_ATTACK;
1275 }
1276 PrintAndLog(" uid:%s, numreads:%d, flags:%d (0x%02x) ",
1277 flags & FLAG_4B_UID_IN_DATA ? sprint_hex(uid,4):
1278 flags & FLAG_7B_UID_IN_DATA ? sprint_hex(uid,7): "N/A"
1279 , exitAfterNReads, flags,flags);
1280
1281
1282 UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}};
1283 memcpy(c.d.asBytes, uid, sizeof(uid));
1284 SendCommand(&c);
1285
1286 if(flags & FLAG_INTERACTIVE)
1287 {
1288 UsbCommand resp;
1289 PrintAndLog("Press pm3-button to abort simulation");
1290 while(! WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1291 //We're waiting only 1.5 s at a time, otherwise we get the
1292 // annoying message about "Waiting for a response... "
1293 }
1294 }
1295
1296 return 0;
1297 }
1298
1299
1300 int CmdHF14AMfDbg(const char *Cmd)
1301 {
1302 int dbgMode = param_get32ex(Cmd, 0, 0, 10);
1303 if (dbgMode > 4) {
1304 PrintAndLog("Max debug mode parameter is 4 \n");
1305 }
1306
1307 if (strlen(Cmd) < 1 || !param_getchar(Cmd, 0) || dbgMode > 4) {
1308 PrintAndLog("Usage: hf mf dbg <debug level>");
1309 PrintAndLog(" 0 - no debug messages");
1310 PrintAndLog(" 1 - error messages");
1311 PrintAndLog(" 2 - plus information messages");
1312 PrintAndLog(" 3 - plus debug messages");
1313 PrintAndLog(" 4 - print even debug messages in timing critical functions");
1314 PrintAndLog(" Note: this option therefore may cause malfunction itself");
1315 return 0;
1316 }
1317
1318 UsbCommand c = {CMD_MIFARE_SET_DBGMODE, {dbgMode, 0, 0}};
1319 SendCommand(&c);
1320
1321 return 0;
1322 }
1323
1324
1325 int CmdHF14AMfEGet(const char *Cmd)
1326 {
1327 uint8_t blockNo = 0;
1328 uint8_t data[16];
1329
1330 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1331 PrintAndLog("Usage: hf mf eget <block number>");
1332 PrintAndLog(" sample: hf mf eget 0 ");
1333 return 0;
1334 }
1335
1336 blockNo = param_get8(Cmd, 0);
1337
1338 PrintAndLog(" ");
1339 if (!mfEmlGetMem(data, blockNo, 1)) {
1340 PrintAndLog("data[%3d]:%s", blockNo, sprint_hex(data, 16));
1341 } else {
1342 PrintAndLog("Command execute timeout");
1343 }
1344
1345 return 0;
1346 }
1347
1348
1349 int CmdHF14AMfEClear(const char *Cmd)
1350 {
1351 if (param_getchar(Cmd, 0) == 'h') {
1352 PrintAndLog("Usage: hf mf eclr");
1353 PrintAndLog("It set card emulator memory to empty data blocks and key A/B FFFFFFFFFFFF \n");
1354 return 0;
1355 }
1356
1357 UsbCommand c = {CMD_MIFARE_EML_MEMCLR, {0, 0, 0}};
1358 SendCommand(&c);
1359 return 0;
1360 }
1361
1362
1363 int CmdHF14AMfESet(const char *Cmd)
1364 {
1365 uint8_t memBlock[16];
1366 uint8_t blockNo = 0;
1367
1368 memset(memBlock, 0x00, sizeof(memBlock));
1369
1370 if (strlen(Cmd) < 3 || param_getchar(Cmd, 0) == 'h') {
1371 PrintAndLog("Usage: hf mf eset <block number> <block data (32 hex symbols)>");
1372 PrintAndLog(" sample: hf mf eset 1 000102030405060708090a0b0c0d0e0f ");
1373 return 0;
1374 }
1375
1376 blockNo = param_get8(Cmd, 0);
1377
1378 if (param_gethex(Cmd, 1, memBlock, 32)) {
1379 PrintAndLog("block data must include 32 HEX symbols");
1380 return 1;
1381 }
1382
1383 // 1 - blocks count
1384 UsbCommand c = {CMD_MIFARE_EML_MEMSET, {blockNo, 1, 0}};
1385 memcpy(c.d.asBytes, memBlock, 16);
1386 SendCommand(&c);
1387 return 0;
1388 }
1389
1390
1391 int CmdHF14AMfELoad(const char *Cmd)
1392 {
1393 FILE * f;
1394 char filename[20];
1395 char *fnameptr = filename;
1396 char buf[64];
1397 uint8_t buf8[64];
1398 int i, len, blockNum;
1399
1400 memset(filename, 0, sizeof(filename));
1401 memset(buf, 0, sizeof(buf));
1402
1403 if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
1404 PrintAndLog("It loads emul dump from the file `filename.eml`");
1405 PrintAndLog("Usage: hf mf eload <file name w/o `.eml`>");
1406 PrintAndLog(" sample: hf mf eload filename");
1407 return 0;
1408 }
1409
1410 len = strlen(Cmd);
1411 if (len > 14) len = 14;
1412
1413 memcpy(filename, Cmd, len);
1414 fnameptr += len;
1415
1416 sprintf(fnameptr, ".eml");
1417
1418 // open file
1419 f = fopen(filename, "r");
1420 if (f == NULL) {
1421 PrintAndLog("File not found or locked.");
1422 return 1;
1423 }
1424
1425 blockNum = 0;
1426 while(!feof(f)){
1427 memset(buf, 0, sizeof(buf));
1428 if (fgets(buf, sizeof(buf), f) == NULL) {
1429 if((blockNum == 16*4) || (blockNum == 32*4 + 8*16)) { // supports both old (1K) and new (4K) .eml files)
1430 break;
1431 }
1432 PrintAndLog("File reading error.");
1433 return 2;
1434 }
1435 if (strlen(buf) < 32){
1436 if(strlen(buf) && feof(f))
1437 break;
1438 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1439 return 2;
1440 }
1441 for (i = 0; i < 32; i += 2) {
1442 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1443 // PrintAndLog("data[%02d]:%s", blockNum, sprint_hex(buf8, 16));
1444 }
1445 if (mfEmlSetMem(buf8, blockNum, 1)) {
1446 PrintAndLog("Cant set emul block: %3d", blockNum);
1447 return 3;
1448 }
1449 blockNum++;
1450
1451 if (blockNum >= 32*4 + 8*16) break;
1452 }
1453 fclose(f);
1454
1455 if ((blockNum != 16*4) && (blockNum != 32*4 + 8*16)) {
1456 PrintAndLog("File content error. There must be 64 or 256 blocks.");
1457 return 4;
1458 }
1459 PrintAndLog("Loaded %d blocks from file: %s", blockNum, filename);
1460 return 0;
1461 }
1462
1463
1464 int CmdHF14AMfESave(const char *Cmd)
1465 {
1466 FILE * f;
1467 char filename[20];
1468 char * fnameptr = filename;
1469 uint8_t buf[64];
1470 int i, j, len;
1471
1472 memset(filename, 0, sizeof(filename));
1473 memset(buf, 0, sizeof(buf));
1474
1475 if (param_getchar(Cmd, 0) == 'h') {
1476 PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`");
1477 PrintAndLog("Usage: hf mf esave [file name w/o `.eml`]");
1478 PrintAndLog(" sample: hf mf esave ");
1479 PrintAndLog(" hf mf esave filename");
1480 return 0;
1481 }
1482
1483 len = strlen(Cmd);
1484 if (len > 14) len = 14;
1485
1486 if (len < 1) {
1487 // get filename
1488 if (mfEmlGetMem(buf, 0, 1)) {
1489 PrintAndLog("Cant get block: %d", 0);
1490 return 1;
1491 }
1492 for (j = 0; j < 7; j++, fnameptr += 2)
1493 sprintf(fnameptr, "%02x", buf[j]);
1494 } else {
1495 memcpy(filename, Cmd, len);
1496 fnameptr += len;
1497 }
1498
1499 sprintf(fnameptr, ".eml");
1500
1501 // open file
1502 f = fopen(filename, "w+");
1503
1504 // put hex
1505 for (i = 0; i < 32*4 + 8*16; i++) {
1506 if (mfEmlGetMem(buf, i, 1)) {
1507 PrintAndLog("Cant get block: %d", i);
1508 break;
1509 }
1510 for (j = 0; j < 16; j++)
1511 fprintf(f, "%02x", buf[j]);
1512 fprintf(f,"\n");
1513 }
1514 fclose(f);
1515
1516 PrintAndLog("Saved to file: %s", filename);
1517
1518 return 0;
1519 }
1520
1521
1522 int CmdHF14AMfECFill(const char *Cmd)
1523 {
1524 uint8_t keyType = 0;
1525 uint8_t numSectors = 16;
1526
1527 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1528 PrintAndLog("Usage: hf mf ecfill <key A/B> [card memory]");
1529 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1530 PrintAndLog("");
1531 PrintAndLog("samples: hf mf ecfill A");
1532 PrintAndLog(" hf mf ecfill A 4");
1533 PrintAndLog("Read card and transfer its data to emulator memory.");
1534 PrintAndLog("Keys must be laid in the emulator memory. \n");
1535 return 0;
1536 }
1537
1538 char ctmp = param_getchar(Cmd, 0);
1539 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
1540 PrintAndLog("Key type must be A or B");
1541 return 1;
1542 }
1543 if (ctmp != 'A' && ctmp != 'a') keyType = 1;
1544
1545 ctmp = param_getchar(Cmd, 1);
1546 switch (ctmp) {
1547 case '0' : numSectors = 5; break;
1548 case '1' :
1549 case '\0': numSectors = 16; break;
1550 case '2' : numSectors = 32; break;
1551 case '4' : numSectors = 40; break;
1552 default: numSectors = 16;
1553 }
1554
1555 printf("--params: numSectors: %d, keyType:%d", numSectors, keyType);
1556 UsbCommand c = {CMD_MIFARE_EML_CARDLOAD, {numSectors, keyType, 0}};
1557 SendCommand(&c);
1558 return 0;
1559 }
1560
1561
1562 int CmdHF14AMfEKeyPrn(const char *Cmd)
1563 {
1564 int i;
1565 uint8_t data[16];
1566 uint64_t keyA, keyB;
1567
1568 PrintAndLog("|---|----------------|----------------|");
1569 PrintAndLog("|sec|key A |key B |");
1570 PrintAndLog("|---|----------------|----------------|");
1571 for (i = 0; i < 40; i++) {
1572 if (mfEmlGetMem(data, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1)) {
1573 PrintAndLog("error get block %d", FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1);
1574 break;
1575 }
1576 keyA = bytes_to_num(data, 6);
1577 keyB = bytes_to_num(data + 10, 6);
1578 PrintAndLog("|%03d| %012"llx" | %012"llx" |", i, keyA, keyB);
1579 }
1580 PrintAndLog("|---|----------------|----------------|");
1581
1582 return 0;
1583 }
1584
1585
1586 int CmdHF14AMfCSetUID(const char *Cmd)
1587 {
1588 uint8_t wipeCard = 0;
1589 uint8_t uid[8];
1590 uint8_t oldUid[8];
1591 int res;
1592
1593 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1594 PrintAndLog("Usage: hf mf csetuid <UID 8 hex symbols> <w>");
1595 PrintAndLog("sample: hf mf csetuid 01020304 w");
1596 PrintAndLog("Set UID for magic Chinese card (only works with!!!)");
1597 PrintAndLog("If you want wipe card then add 'w' into command line. \n");
1598 return 0;
1599 }
1600
1601 if (param_getchar(Cmd, 0) && param_gethex(Cmd, 0, uid, 8)) {
1602 PrintAndLog("UID must include 8 HEX symbols");
1603 return 1;
1604 }
1605
1606 char ctmp = param_getchar(Cmd, 1);
1607 if (ctmp == 'w' || ctmp == 'W') wipeCard = 1;
1608
1609 PrintAndLog("--wipe card:%02x uid:%s", wipeCard, sprint_hex(uid, 4));
1610
1611 res = mfCSetUID(uid, oldUid, wipeCard);
1612 if (res) {
1613 PrintAndLog("Can't set UID. error=%d", res);
1614 return 1;
1615 }
1616
1617 PrintAndLog("old UID:%s", sprint_hex(oldUid, 4));
1618 return 0;
1619 }
1620
1621
1622 int CmdHF14AMfCSetBlk(const char *Cmd)
1623 {
1624 uint8_t uid[8];
1625 uint8_t memBlock[16];
1626 uint8_t blockNo = 0;
1627 int res;
1628 memset(memBlock, 0x00, sizeof(memBlock));
1629
1630 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1631 PrintAndLog("Usage: hf mf csetblk <block number> <block data (32 hex symbols)>");
1632 PrintAndLog("sample: hf mf csetblk 1 01020304050607080910111213141516");
1633 PrintAndLog("Set block data for magic Chinese card (only works with!!!)");
1634 PrintAndLog("If you want wipe card then add 'w' into command line. \n");
1635 return 0;
1636 }
1637
1638 blockNo = param_get8(Cmd, 0);
1639
1640 if (param_gethex(Cmd, 1, memBlock, 32)) {
1641 PrintAndLog("block data must include 32 HEX symbols");
1642 return 1;
1643 }
1644
1645 PrintAndLog("--block number:%2d data:%s", blockNo, sprint_hex(memBlock, 16));
1646
1647 res = mfCSetBlock(blockNo, memBlock, uid, 0, CSETBLOCK_SINGLE_OPER);
1648 if (res) {
1649 PrintAndLog("Can't write block. error=%d", res);
1650 return 1;
1651 }
1652
1653 PrintAndLog("UID:%s", sprint_hex(uid, 4));
1654 return 0;
1655 }
1656
1657
1658 int CmdHF14AMfCLoad(const char *Cmd)
1659 {
1660 FILE * f;
1661 char filename[20];
1662 char * fnameptr = filename;
1663 char buf[64];
1664 uint8_t buf8[64];
1665 uint8_t fillFromEmulator = 0;
1666 int i, len, blockNum, flags;
1667
1668 memset(filename, 0, sizeof(filename));
1669 memset(buf, 0, sizeof(buf));
1670
1671 if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
1672 PrintAndLog("It loads magic Chinese card (only works with!!!) from the file `filename.eml`");
1673 PrintAndLog("or from emulator memory (option `e`)");
1674 PrintAndLog("Usage: hf mf cload <file name w/o `.eml`>");
1675 PrintAndLog(" or: hf mf cload e ");
1676 PrintAndLog(" sample: hf mf cload filename");
1677 return 0;
1678 }
1679
1680 char ctmp = param_getchar(Cmd, 0);
1681 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1682
1683 if (fillFromEmulator) {
1684 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1685 for (blockNum = 0; blockNum < 16 * 4; blockNum += 1) {
1686 if (mfEmlGetMem(buf8, blockNum, 1)) {
1687 PrintAndLog("Cant get block: %d", blockNum);
1688 return 2;
1689 }
1690
1691 if (blockNum == 2) flags = 0;
1692 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1693
1694 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1695 PrintAndLog("Cant set magic card block: %d", blockNum);
1696 return 3;
1697 }
1698 }
1699 return 0;
1700 } else {
1701 len = strlen(Cmd);
1702 if (len > 14) len = 14;
1703
1704 memcpy(filename, Cmd, len);
1705 fnameptr += len;
1706
1707 sprintf(fnameptr, ".eml");
1708
1709 // open file
1710 f = fopen(filename, "r");
1711 if (f == NULL) {
1712 PrintAndLog("File not found or locked.");
1713 return 1;
1714 }
1715
1716 blockNum = 0;
1717 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1718 while(!feof(f)){
1719 memset(buf, 0, sizeof(buf));
1720 if (fgets(buf, sizeof(buf), f) == NULL) {
1721 PrintAndLog("File reading error.");
1722 return 2;
1723 }
1724
1725 if (strlen(buf) < 32){
1726 if(strlen(buf) && feof(f))
1727 break;
1728 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1729 return 2;
1730 }
1731 for (i = 0; i < 32; i += 2)
1732 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1733
1734 if (blockNum == 2) flags = 0;
1735 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1736
1737 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1738 PrintAndLog("Can't set magic card block: %d", blockNum);
1739 return 3;
1740 }
1741 blockNum++;
1742
1743 if (blockNum >= 16 * 4) break; // magic card type - mifare 1K
1744 }
1745 fclose(f);
1746
1747 if (blockNum != 16 * 4){
1748 PrintAndLog("File content error. There must be 64 blocks");
1749 return 4;
1750 }
1751 PrintAndLog("Loaded from file: %s", filename);
1752 return 0;
1753 }
1754 }
1755
1756
1757 int CmdHF14AMfCGetBlk(const char *Cmd) {
1758 uint8_t memBlock[16];
1759 uint8_t blockNo = 0;
1760 int res;
1761 memset(memBlock, 0x00, sizeof(memBlock));
1762
1763 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1764 PrintAndLog("Usage: hf mf cgetblk <block number>");
1765 PrintAndLog("sample: hf mf cgetblk 1");
1766 PrintAndLog("Get block data from magic Chinese card (only works with!!!)\n");
1767 return 0;
1768 }
1769
1770 blockNo = param_get8(Cmd, 0);
1771
1772 PrintAndLog("--block number:%2d ", blockNo);
1773
1774 res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER);
1775 if (res) {
1776 PrintAndLog("Can't read block. error=%d", res);
1777 return 1;
1778 }
1779
1780 PrintAndLog("block data:%s", sprint_hex(memBlock, 16));
1781 return 0;
1782 }
1783
1784
1785 int CmdHF14AMfCGetSc(const char *Cmd) {
1786 uint8_t memBlock[16];
1787 uint8_t sectorNo = 0;
1788 int i, res, flags;
1789 memset(memBlock, 0x00, sizeof(memBlock));
1790
1791 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1792 PrintAndLog("Usage: hf mf cgetsc <sector number>");
1793 PrintAndLog("sample: hf mf cgetsc 0");
1794 PrintAndLog("Get sector data from magic Chinese card (only works with!!!)\n");
1795 return 0;
1796 }
1797
1798 sectorNo = param_get8(Cmd, 0);
1799 if (sectorNo > 15) {
1800 PrintAndLog("Sector number must be in [0..15] as in MIFARE classic.");
1801 return 1;
1802 }
1803
1804 PrintAndLog("--sector number:%d ", sectorNo);
1805
1806 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1807 for (i = 0; i < 4; i++) {
1808 if (i == 1) flags = 0;
1809 if (i == 3) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1810
1811 res = mfCGetBlock(sectorNo * 4 + i, memBlock, flags);
1812 if (res) {
1813 PrintAndLog("Can't read block. %d error=%d", sectorNo * 4 + i, res);
1814 return 1;
1815 }
1816
1817 PrintAndLog("block %3d data:%s", sectorNo * 4 + i, sprint_hex(memBlock, 16));
1818 }
1819 return 0;
1820 }
1821
1822
1823 int CmdHF14AMfCSave(const char *Cmd) {
1824
1825 FILE * f;
1826 char filename[20];
1827 char * fnameptr = filename;
1828 uint8_t fillFromEmulator = 0;
1829 uint8_t buf[64];
1830 int i, j, len, flags;
1831
1832 memset(filename, 0, sizeof(filename));
1833 memset(buf, 0, sizeof(buf));
1834
1835 if (param_getchar(Cmd, 0) == 'h') {
1836 PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`");
1837 PrintAndLog("or into emulator memory (option `e`)");
1838 PrintAndLog("Usage: hf mf esave [file name w/o `.eml`][e]");
1839 PrintAndLog(" sample: hf mf esave ");
1840 PrintAndLog(" hf mf esave filename");
1841 PrintAndLog(" hf mf esave e \n");
1842 return 0;
1843 }
1844
1845 char ctmp = param_getchar(Cmd, 0);
1846 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1847
1848 if (fillFromEmulator) {
1849 // put into emulator
1850 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1851 for (i = 0; i < 16 * 4; i++) {
1852 if (i == 1) flags = 0;
1853 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1854
1855 if (mfCGetBlock(i, buf, flags)) {
1856 PrintAndLog("Cant get block: %d", i);
1857 break;
1858 }
1859
1860 if (mfEmlSetMem(buf, i, 1)) {
1861 PrintAndLog("Cant set emul block: %d", i);
1862 return 3;
1863 }
1864 }
1865 return 0;
1866 } else {
1867 len = strlen(Cmd);
1868 if (len > 14) len = 14;
1869
1870 if (len < 1) {
1871 // get filename
1872 if (mfCGetBlock(0, buf, CSETBLOCK_SINGLE_OPER)) {
1873 PrintAndLog("Cant get block: %d", 0);
1874 return 1;
1875 }
1876 for (j = 0; j < 7; j++, fnameptr += 2)
1877 sprintf(fnameptr, "%02x", buf[j]);
1878 } else {
1879 memcpy(filename, Cmd, len);
1880 fnameptr += len;
1881 }
1882
1883 sprintf(fnameptr, ".eml");
1884
1885 // open file
1886 f = fopen(filename, "w+");
1887
1888 // put hex
1889 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1890 for (i = 0; i < 16 * 4; i++) {
1891 if (i == 1) flags = 0;
1892 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1893
1894 if (mfCGetBlock(i, buf, flags)) {
1895 PrintAndLog("Cant get block: %d", i);
1896 break;
1897 }
1898 for (j = 0; j < 16; j++)
1899 fprintf(f, "%02x", buf[j]);
1900 fprintf(f,"\n");
1901 }
1902 fclose(f);
1903
1904 PrintAndLog("Saved to file: %s", filename);
1905
1906 return 0;
1907 }
1908 }
1909
1910
1911 int CmdHF14AMfSniff(const char *Cmd){
1912 // params
1913 bool wantLogToFile = 0;
1914 bool wantDecrypt = 0;
1915 //bool wantSaveToEml = 0; TODO
1916 bool wantSaveToEmlFile = 0;
1917
1918 //var
1919 int res = 0;
1920 int len = 0;
1921 int blockLen = 0;
1922 int num = 0;
1923 int pckNum = 0;
1924 uint8_t uid[7];
1925 uint8_t uid_len;
1926 uint8_t atqa[2];
1927 uint8_t sak;
1928 bool isTag;
1929 uint32_t parity;
1930 uint8_t buf[3000];
1931 uint8_t * bufPtr = buf;
1932 memset(buf, 0x00, 3000);
1933
1934 if (param_getchar(Cmd, 0) == 'h') {
1935 PrintAndLog("It continuously gets data from the field and saves it to: log, emulator, emulator file.");
1936 PrintAndLog("You can specify:");
1937 PrintAndLog(" l - save encrypted sequence to logfile `uid.log`");
1938 PrintAndLog(" d - decrypt sequence and put it to log file `uid.log`");
1939 PrintAndLog(" n/a e - decrypt sequence, collect read and write commands and save the result of the sequence to emulator memory");
1940 PrintAndLog(" r - decrypt sequence, collect read and write commands and save the result of the sequence to emulator dump file `uid.eml`");
1941 PrintAndLog("Usage: hf mf sniff [l][d][e][r]");
1942 PrintAndLog(" sample: hf mf sniff l d e");
1943 return 0;
1944 }
1945
1946 for (int i = 0; i < 4; i++) {
1947 char ctmp = param_getchar(Cmd, i);
1948 if (ctmp == 'l' || ctmp == 'L') wantLogToFile = true;
1949 if (ctmp == 'd' || ctmp == 'D') wantDecrypt = true;
1950 //if (ctmp == 'e' || ctmp == 'E') wantSaveToEml = true; TODO
1951 if (ctmp == 'f' || ctmp == 'F') wantSaveToEmlFile = true;
1952 }
1953
1954 printf("-------------------------------------------------------------------------\n");
1955 printf("Executing command. \n");
1956 printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
1957 printf("Press the key on pc keyboard to abort the client.\n");
1958 printf("-------------------------------------------------------------------------\n");
1959
1960 UsbCommand c = {CMD_MIFARE_SNIFFER, {0, 0, 0}};
1961 clearCommandBuffer();
1962 SendCommand(&c);
1963
1964 // wait cycle
1965 while (true) {
1966 printf(".");
1967 fflush(stdout);
1968 if (ukbhit()) {
1969 getchar();
1970 printf("\naborted via keyboard!\n");
1971 break;
1972 }
1973
1974 UsbCommand resp;
1975 if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) {
1976 res = resp.arg[0] & 0xff;
1977 len = resp.arg[1];
1978 num = resp.arg[2];
1979
1980 if (res == 0) return 0;
1981 if (res == 1) {
1982 if (num ==0) {
1983 bufPtr = buf;
1984 memset(buf, 0x00, 3000);
1985 }
1986 memcpy(bufPtr, resp.d.asBytes, len);
1987 bufPtr += len;
1988 pckNum++;
1989 }
1990 if (res == 2) {
1991 blockLen = bufPtr - buf;
1992 bufPtr = buf;
1993 printf(">\n");
1994 PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum);
1995 num = 0;
1996 while (bufPtr - buf + 9 < blockLen) {
1997 isTag = bufPtr[3] & 0x80 ? true:false;
1998 bufPtr += 4;
1999 parity = *((uint32_t *)(bufPtr));
2000 bufPtr += 4;
2001 len = bufPtr[0];
2002 bufPtr++;
2003 if ((len == 14) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff)) {
2004 memcpy(uid, bufPtr + 2, 7);
2005 memcpy(atqa, bufPtr + 2 + 7, 2);
2006 uid_len = (atqa[0] & 0xC0) == 0x40 ? 7 : 4;
2007 sak = bufPtr[11];
2008
2009 PrintAndLog("tag select uid:%s atqa:0x%02x%02x sak:0x%02x",
2010 sprint_hex(uid + (7 - uid_len), uid_len),
2011 atqa[1],
2012 atqa[0],
2013 sak);
2014 if (wantLogToFile || wantDecrypt) {
2015 FillFileNameByUID(logHexFileName, uid + (7 - uid_len), ".log", uid_len);
2016 AddLogCurrentDT(logHexFileName);
2017 }
2018 if (wantDecrypt) mfTraceInit(uid, atqa, sak, wantSaveToEmlFile);
2019 } else {
2020 PrintAndLog("%s(%d):%s", isTag ? "TAG":"RDR", num, sprint_hex(bufPtr, len));
2021 if (wantLogToFile) AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len);
2022 if (wantDecrypt) mfTraceDecode(bufPtr, len, parity, wantSaveToEmlFile);
2023 }
2024 bufPtr += len;
2025 num++;
2026 }
2027 }
2028 } // resp not NILL
2029 } // while (true)
2030
2031 return 0;
2032 }
2033
2034 static command_t CommandTable[] =
2035 {
2036 {"help", CmdHelp, 1, "This help"},
2037 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
2038 {"rdbl", CmdHF14AMfRdBl, 0, "Read MIFARE classic block"},
2039 {"urdbl", CmdHF14AMfURdBl, 0, "Read MIFARE Ultralight block"},
2040 {"urdcard", CmdHF14AMfURdCard, 0,"Read MIFARE Ultralight Card"},
2041 {"uwrbl", CmdHF14AMfUWrBl, 0,"Write MIFARE Ultralight block"},
2042 {"rdsc", CmdHF14AMfRdSc, 0, "Read MIFARE classic sector"},
2043 {"dump", CmdHF14AMfDump, 0, "Dump MIFARE classic tag to binary file"},
2044 {"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"},
2045 {"wrbl", CmdHF14AMfWrBl, 0, "Write MIFARE classic block"},
2046 {"chk", CmdHF14AMfChk, 0, "Test block keys"},
2047 {"mifare", CmdHF14AMifare, 0, "Read parity error messages."},
2048 {"nested", CmdHF14AMfNested, 0, "Test nested authentication"},
2049 {"sniff", CmdHF14AMfSniff, 0, "Sniff card-reader communication"},
2050 {"sim", CmdHF14AMf1kSim, 0, "Simulate MIFARE card"},
2051 {"eclr", CmdHF14AMfEClear, 0, "Clear simulator memory block"},
2052 {"eget", CmdHF14AMfEGet, 0, "Get simulator memory block"},
2053 {"eset", CmdHF14AMfESet, 0, "Set simulator memory block"},
2054 {"eload", CmdHF14AMfELoad, 0, "Load from file emul dump"},
2055 {"esave", CmdHF14AMfESave, 0, "Save to file emul dump"},
2056 {"ecfill", CmdHF14AMfECFill, 0, "Fill simulator memory with help of keys from simulator"},
2057 {"ekeyprn", CmdHF14AMfEKeyPrn, 0, "Print keys from simulator memory"},
2058 {"csetuid", CmdHF14AMfCSetUID, 0, "Set UID for magic Chinese card"},
2059 {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block into magic Chinese card"},
2060 {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block from magic Chinese card"},
2061 {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector from magic Chinese card"},
2062 {"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"},
2063 {"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"},
2064 {NULL, NULL, 0, NULL}
2065 };
2066
2067 int CmdHFMF(const char *Cmd)
2068 {
2069 // flush
2070 WaitForResponseTimeout(CMD_ACK,NULL,100);
2071
2072 CmdsParse(CommandTable, Cmd);
2073 return 0;
2074 }
2075
2076 int CmdHelp(const char *Cmd)
2077 {
2078 CmdsHelp(CommandTable);
2079 return 0;
2080 }
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