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[proxmark3-svn] / client / cmdhfmf.c
1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2011,2012 Merlok
3 //
4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
5 // at your option, any later version. See the LICENSE.txt file for the text of
6 // the license.
7 //-----------------------------------------------------------------------------
8 // High frequency MIFARE commands
9 //-----------------------------------------------------------------------------
10
11 #include "cmdhfmf.h"
12
13 static int CmdHelp(const char *Cmd);
14
15 int CmdHF14AMifare(const char *Cmd)
16 {
17 uint32_t uid = 0;
18 uint32_t nt = 0, nr = 0;
19 uint64_t par_list = 0, ks_list = 0, r_key = 0;
20 uint8_t isOK = 0;
21 uint8_t keyBlock[8] = {0};
22
23 UsbCommand c = {CMD_READER_MIFARE, {true, 0, 0}};
24
25 // message
26 printf("-------------------------------------------------------------------------\n");
27 printf("Executing command. Expected execution time: 25sec on average :-)\n");
28 printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
29 printf("-------------------------------------------------------------------------\n");
30
31
32 start:
33 clearCommandBuffer();
34 SendCommand(&c);
35
36 //flush queue
37 while (ukbhit()) getchar();
38
39
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 numSectors = 16;
513
514 FILE *fin;
515 FILE *fout;
516
517 UsbCommand resp;
518
519 char cmdp = param_getchar(Cmd, 0);
520 switch (cmdp) {
521 case '0' : numSectors = 5; break;
522 case '1' :
523 case '\0': numSectors = 16; break;
524 case '2' : numSectors = 32; break;
525 case '4' : numSectors = 40; break;
526 default: numSectors = 16;
527 }
528
529 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
530 PrintAndLog("Usage: hf mf dump [card memory]");
531 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
532 PrintAndLog("");
533 PrintAndLog("Samples: hf mf dump");
534 PrintAndLog(" hf mf dump 4");
535 return 0;
536 }
537
538 if ((fin = fopen("dumpkeys.bin","rb")) == NULL) {
539 PrintAndLog("Could not find file dumpkeys.bin");
540 return 1;
541 }
542
543 if ((fout = fopen("dumpdata.bin","wb")) == NULL) {
544 PrintAndLog("Could not create file name dumpdata.bin");
545 return 1;
546 }
547
548 // Read key file
549
550 for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
551 if (fread( keyA[sectorNo], 1, 6, fin ) == 0) {
552 PrintAndLog("File reading error.");
553 return 2;
554 }
555 }
556
557 for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
558 if (fread( keyB[sectorNo], 1, 6, fin ) == 0) {
559 PrintAndLog("File reading error.");
560 return 2;
561 }
562 }
563
564 // Read access rights to sectors
565
566 PrintAndLog("|-----------------------------------------|");
567 PrintAndLog("|------ Reading sector access bits...-----|");
568 PrintAndLog("|-----------------------------------------|");
569
570 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
571 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 0, 0}};
572 memcpy(c.d.asBytes, keyA[sectorNo], 6);
573 SendCommand(&c);
574
575 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
576 uint8_t isOK = resp.arg[0] & 0xff;
577 uint8_t *data = resp.d.asBytes;
578 if (isOK){
579 rights[sectorNo][0] = ((data[7] & 0x10)>>4) | ((data[8] & 0x1)<<1) | ((data[8] & 0x10)>>2);
580 rights[sectorNo][1] = ((data[7] & 0x20)>>5) | ((data[8] & 0x2)<<0) | ((data[8] & 0x20)>>3);
581 rights[sectorNo][2] = ((data[7] & 0x40)>>6) | ((data[8] & 0x4)>>1) | ((data[8] & 0x40)>>4);
582 rights[sectorNo][3] = ((data[7] & 0x80)>>7) | ((data[8] & 0x8)>>2) | ((data[8] & 0x80)>>5);
583 } else {
584 PrintAndLog("Could not get access rights for sector %2d.", sectorNo);
585 }
586 } else {
587 PrintAndLog("Command execute timeout");
588 }
589 }
590
591 // Read blocks and print to file
592
593 PrintAndLog("|-----------------------------------------|");
594 PrintAndLog("|----- Dumping all blocks to file... -----|");
595 PrintAndLog("|-----------------------------------------|");
596
597
598 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
599 for (blockNo = 0; 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] == 3) || (rights[sectorNo][data_area] == 5)) { // 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] == 7) { // no key would work
614 PrintAndLog("Access rights do not allow reading of sector %2d block %3d", sectorNo, blockNo);
615 } else { // key A would work
616 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
617 memcpy(c.d.asBytes, keyA[sectorNo], 6);
618 SendCommand(&c);
619 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
620 }
621 }
622
623 if (received) {
624 uint8_t isOK = resp.arg[0] & 0xff;
625 uint8_t *data = resp.d.asBytes;
626 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. Fill in the keys.
627 data[0] = (keyA[sectorNo][0]);
628 data[1] = (keyA[sectorNo][1]);
629 data[2] = (keyA[sectorNo][2]);
630 data[3] = (keyA[sectorNo][3]);
631 data[4] = (keyA[sectorNo][4]);
632 data[5] = (keyA[sectorNo][5]);
633 data[10] = (keyB[sectorNo][0]);
634 data[11] = (keyB[sectorNo][1]);
635 data[12] = (keyB[sectorNo][2]);
636 data[13] = (keyB[sectorNo][3]);
637 data[14] = (keyB[sectorNo][4]);
638 data[15] = (keyB[sectorNo][5]);
639 }
640 if (isOK) {
641 fwrite ( data, 1, 16, fout );
642 PrintAndLog("Dumped block %2d of sector %2d into 'dumpdata.bin'");
643 } else {
644 PrintAndLog("Could not read block %2d of sector %2d", blockNo, sectorNo);
645 }
646 }
647 else {
648 PrintAndLog("Command execute timeout");
649 }
650 }
651
652 }
653
654 fclose(fin);
655 fclose(fout);
656 return 0;
657 }
658
659
660 int CmdHF14AMfRestore(const char *Cmd)
661 {
662
663 uint8_t sectorNo,blockNo;
664 uint8_t keyType = 0;
665 uint8_t key[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
666 uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
667 uint8_t keyA[40][6];
668 uint8_t keyB[40][6];
669 uint8_t numSectors;
670
671 FILE *fdump;
672 FILE *fkeys;
673
674 char cmdp = param_getchar(Cmd, 0);
675 switch (cmdp) {
676 case '0' : numSectors = 5; break;
677 case '1' :
678 case '\0': numSectors = 16; break;
679 case '2' : numSectors = 32; break;
680 case '4' : numSectors = 40; break;
681 default: numSectors = 16;
682 }
683
684 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
685 PrintAndLog("Usage: hf mf restore [card memory]");
686 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
687 PrintAndLog("");
688 PrintAndLog("Samples: hf mf restore");
689 PrintAndLog(" hf mf restore 4");
690 return 0;
691 }
692
693 if ((fdump = fopen("dumpdata.bin","rb")) == NULL) {
694 PrintAndLog("Could not find file dumpdata.bin");
695 return 1;
696 }
697 if ((fkeys = fopen("dumpkeys.bin","rb")) == NULL) {
698 PrintAndLog("Could not find file dumpkeys.bin");
699 return 1;
700 }
701
702 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
703 if (fread(keyA[sectorNo], 1, 6, fkeys) == 0) {
704 PrintAndLog("File reading error (dumpkeys.bin).");
705 return 2;
706 }
707 }
708
709 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
710 if (fread(keyB[sectorNo], 1, 6, fkeys) == 0) {
711 PrintAndLog("File reading error (dumpkeys.bin).");
712 return 2;
713 }
714 }
715
716 PrintAndLog("Restoring dumpdata.bin to card");
717
718 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
719 for(blockNo = 0; blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
720 UsbCommand c = {CMD_MIFARE_WRITEBL, {FirstBlockOfSector(sectorNo) + blockNo, keyType, 0}};
721 memcpy(c.d.asBytes, key, 6);
722
723 if (fread(bldata, 1, 16, fdump) == 0) {
724 PrintAndLog("File reading error (dumpdata.bin).");
725 return 2;
726 }
727
728 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer
729 bldata[0] = (keyA[sectorNo][0]);
730 bldata[1] = (keyA[sectorNo][1]);
731 bldata[2] = (keyA[sectorNo][2]);
732 bldata[3] = (keyA[sectorNo][3]);
733 bldata[4] = (keyA[sectorNo][4]);
734 bldata[5] = (keyA[sectorNo][5]);
735 bldata[10] = (keyB[sectorNo][0]);
736 bldata[11] = (keyB[sectorNo][1]);
737 bldata[12] = (keyB[sectorNo][2]);
738 bldata[13] = (keyB[sectorNo][3]);
739 bldata[14] = (keyB[sectorNo][4]);
740 bldata[15] = (keyB[sectorNo][5]);
741 }
742
743 PrintAndLog("Writing to block %3d: %s", FirstBlockOfSector(sectorNo) + blockNo, sprint_hex(bldata, 16));
744
745 memcpy(c.d.asBytes + 10, bldata, 16);
746 SendCommand(&c);
747
748 UsbCommand resp;
749 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
750 uint8_t isOK = resp.arg[0] & 0xff;
751 PrintAndLog("isOk:%02x", isOK);
752 } else {
753 PrintAndLog("Command execute timeout");
754 }
755 }
756 }
757
758 fclose(fdump);
759 fclose(fkeys);
760 return 0;
761 }
762
763
764 int CmdHF14AMfNested(const char *Cmd)
765 {
766 int i, j, res, iterations;
767 sector *e_sector = NULL;
768 uint8_t blockNo = 0;
769 uint8_t keyType = 0;
770 uint8_t trgBlockNo = 0;
771 uint8_t trgKeyType = 0;
772 uint8_t SectorsCnt = 0;
773 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
774 uint8_t keyBlock[6*6];
775 uint64_t key64 = 0;
776 bool transferToEml = false;
777
778 bool createDumpFile = false;
779 FILE *fkeys;
780 uint8_t standart[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
781 uint8_t tempkey[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
782
783 char cmdp, ctmp;
784
785 if (strlen(Cmd)<3) {
786 PrintAndLog("Usage:");
787 PrintAndLog(" all sectors: hf mf nested <card memory> <block number> <key A/B> <key (12 hex symbols)> [t,d]");
788 PrintAndLog(" one sector: hf mf nested o <block number> <key A/B> <key (12 hex symbols)>");
789 PrintAndLog(" <target block number> <target key A/B> [t]");
790 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
791 PrintAndLog("t - transfer keys into emulator memory");
792 PrintAndLog("d - write keys to binary file");
793 PrintAndLog(" ");
794 PrintAndLog(" sample1: hf mf nested 1 0 A FFFFFFFFFFFF ");
795 PrintAndLog(" sample1: hf mf nested 1 0 A FFFFFFFFFFFF t ");
796 PrintAndLog(" sample1: hf mf nested 1 0 A FFFFFFFFFFFF d ");
797 PrintAndLog(" sample2: hf mf nested o 0 A FFFFFFFFFFFF 4 A");
798 return 0;
799 }
800
801 cmdp = param_getchar(Cmd, 0);
802 blockNo = param_get8(Cmd, 1);
803 ctmp = param_getchar(Cmd, 2);
804 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
805 PrintAndLog("Key type must be A or B");
806 return 1;
807 }
808 if (ctmp != 'A' && ctmp != 'a') keyType = 1;
809 if (param_gethex(Cmd, 3, key, 12)) {
810 PrintAndLog("Key must include 12 HEX symbols");
811 return 1;
812 }
813
814 if (cmdp == 'o' || cmdp == 'O') {
815 cmdp = 'o';
816 trgBlockNo = param_get8(Cmd, 4);
817 ctmp = param_getchar(Cmd, 5);
818 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
819 PrintAndLog("Target key type must be A or B");
820 return 1;
821 }
822 if (ctmp != 'A' && ctmp != 'a') trgKeyType = 1;
823 } else {
824 switch (cmdp) {
825 case '0': SectorsCnt = 05; break;
826 case '1': SectorsCnt = 16; break;
827 case '2': SectorsCnt = 32; break;
828 case '4': SectorsCnt = 40; break;
829 default: SectorsCnt = 16;
830 }
831 }
832
833 ctmp = param_getchar(Cmd, 4);
834 if (ctmp == 't' || ctmp == 'T') transferToEml = true;
835 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = true;
836
837 ctmp = param_getchar(Cmd, 6);
838 transferToEml |= (ctmp == 't' || ctmp == 'T');
839 transferToEml |= (ctmp == 'd' || ctmp == 'D');
840
841 if (cmdp == 'o') {
842 PrintAndLog("--target block no:%3d, target key type:%c ", trgBlockNo, trgKeyType?'B':'A');
843 if (mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true)) {
844 PrintAndLog("Nested error.");
845 return 2;
846 }
847 key64 = bytes_to_num(keyBlock, 6);
848 if (key64) {
849 PrintAndLog("Found valid key:%012"llx, key64);
850
851 // transfer key to the emulator
852 if (transferToEml) {
853 uint8_t sectortrailer;
854 if (trgBlockNo < 32*4) { // 4 block sector
855 sectortrailer = (trgBlockNo & 0x03) + 3;
856 } else { // 16 block sector
857 sectortrailer = (trgBlockNo & 0x0f) + 15;
858 }
859 mfEmlGetMem(keyBlock, sectortrailer, 1);
860
861 if (!trgKeyType)
862 num_to_bytes(key64, 6, keyBlock);
863 else
864 num_to_bytes(key64, 6, &keyBlock[10]);
865 mfEmlSetMem(keyBlock, sectortrailer, 1);
866 }
867 } else {
868 PrintAndLog("No valid key found");
869 }
870 }
871 else { // ------------------------------------ multiple sectors working
872 clock_t time1;
873 time1 = clock();
874
875 e_sector = calloc(SectorsCnt, sizeof(sector));
876 if (e_sector == NULL) return 1;
877
878 //test current key and additional standard keys first
879 memcpy(keyBlock, key, 6);
880 num_to_bytes(0xffffffffffff, 6, (uint8_t*)(keyBlock + 1 * 6));
881 num_to_bytes(0x000000000000, 6, (uint8_t*)(keyBlock + 2 * 6));
882 num_to_bytes(0xa0a1a2a3a4a5, 6, (uint8_t*)(keyBlock + 3 * 6));
883 num_to_bytes(0xb0b1b2b3b4b5, 6, (uint8_t*)(keyBlock + 4 * 6));
884 num_to_bytes(0xaabbccddeeff, 6, (uint8_t*)(keyBlock + 5 * 6));
885
886 PrintAndLog("Testing known keys. Sector count=%d", SectorsCnt);
887 for (i = 0; i < SectorsCnt; i++) {
888 for (j = 0; j < 2; j++) {
889 if (e_sector[i].foundKey[j]) continue;
890
891 res = mfCheckKeys(FirstBlockOfSector(i), j, 6, keyBlock, &key64);
892
893 if (!res) {
894 e_sector[i].Key[j] = key64;
895 e_sector[i].foundKey[j] = 1;
896 }
897 }
898 }
899
900
901 // nested sectors
902 iterations = 0;
903 PrintAndLog("nested...");
904 bool calibrate = true;
905 for (i = 0; i < NESTED_SECTOR_RETRY; i++) {
906 for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
907 for (trgKeyType = 0; trgKeyType < 2; trgKeyType++) {
908 if (e_sector[sectorNo].foundKey[trgKeyType]) continue;
909 PrintAndLog("-----------------------------------------------");
910 if(mfnested(blockNo, keyType, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate)) {
911 PrintAndLog("Nested error.\n");
912 return 2;
913 }
914 else {
915 calibrate = false;
916 }
917
918 iterations++;
919
920 key64 = bytes_to_num(keyBlock, 6);
921 if (key64) {
922 PrintAndLog("Found valid key:%012"llx, key64);
923 e_sector[sectorNo].foundKey[trgKeyType] = 1;
924 e_sector[sectorNo].Key[trgKeyType] = key64;
925 }
926 }
927 }
928 }
929
930 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);
931
932 PrintAndLog("-----------------------------------------------\nIterations count: %d\n\n", iterations);
933 //print them
934 PrintAndLog("|---|----------------|---|----------------|---|");
935 PrintAndLog("|sec|key A |res|key B |res|");
936 PrintAndLog("|---|----------------|---|----------------|---|");
937 for (i = 0; i < SectorsCnt; i++) {
938 PrintAndLog("|%03d| %012"llx" | %d | %012"llx" | %d |", i,
939 e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]);
940 }
941 PrintAndLog("|---|----------------|---|----------------|---|");
942
943 // transfer them to the emulator
944 if (transferToEml) {
945 for (i = 0; i < SectorsCnt; i++) {
946 mfEmlGetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
947 if (e_sector[i].foundKey[0])
948 num_to_bytes(e_sector[i].Key[0], 6, keyBlock);
949 if (e_sector[i].foundKey[1])
950 num_to_bytes(e_sector[i].Key[1], 6, &keyBlock[10]);
951 mfEmlSetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
952 }
953 }
954
955 // Create dump file
956 if (createDumpFile) {
957 if ((fkeys = fopen("dumpkeys.bin","wb")) == NULL) {
958 PrintAndLog("Could not create file dumpkeys.bin");
959 free(e_sector);
960 return 1;
961 }
962 PrintAndLog("Printing keys to binary file dumpkeys.bin...");
963 for(i=0; i<SectorsCnt; i++) {
964 if (e_sector[i].foundKey[0]){
965 num_to_bytes(e_sector[i].Key[0], 6, tempkey);
966 fwrite ( tempkey, 1, 6, fkeys );
967 }
968 else{
969 fwrite ( &standart, 1, 6, fkeys );
970 }
971 }
972 for(i=0; i<SectorsCnt; i++) {
973 if (e_sector[i].foundKey[1]){
974 num_to_bytes(e_sector[i].Key[1], 6, tempkey);
975 fwrite ( tempkey, 1, 6, fkeys );
976 }
977 else{
978 fwrite ( &standart, 1, 6, fkeys );
979 }
980 }
981 fclose(fkeys);
982 }
983
984 free(e_sector);
985 }
986
987 return 0;
988 }
989
990
991 static uint32_t get_trailer_block (uint32_t uiBlock)
992 {
993 // Test if we are in the small or big sectors
994 uint32_t trailer_block = 0;
995 if (uiBlock < 128) {
996 trailer_block = uiBlock + (3 - (uiBlock % 4));
997 } else {
998 trailer_block = uiBlock + (15 - (uiBlock % 16));
999 }
1000 return trailer_block;
1001 }
1002
1003
1004 int CmdHF14AMfChk(const char *Cmd)
1005 {
1006 FILE * f;
1007 char filename[256]={0};
1008 char buf[13];
1009 uint8_t *keyBlock = NULL, *p;
1010 uint8_t stKeyBlock = 20;
1011
1012 int i, res;
1013 int keycnt = 0;
1014 char ctmp = 0x00;
1015 uint8_t blockNo = 0;
1016 uint8_t SectorsCnt = 1;
1017 uint8_t keyType = 0;
1018 uint64_t key64 = 0;
1019
1020 int transferToEml = 0;
1021 int createDumpFile = 0;
1022
1023 keyBlock = calloc(stKeyBlock, 6);
1024 if (keyBlock == NULL) return 1;
1025
1026 uint64_t defaultKeys[] =
1027 {
1028 0xffffffffffff, // Default key (first key used by program if no user defined key)
1029 0x000000000000, // Blank key
1030 0xa0a1a2a3a4a5, // NFCForum MAD key
1031 0xb0b1b2b3b4b5,
1032 0xaabbccddeeff,
1033 0x4d3a99c351dd,
1034 0x1a982c7e459a,
1035 0xd3f7d3f7d3f7,
1036 0x714c5c886e97,
1037 0x587ee5f9350f,
1038 0xa0478cc39091,
1039 0x533cb6c723f6,
1040 0x8fd0a4f256e9
1041 };
1042 int defaultKeysSize = sizeof(defaultKeys) / sizeof(uint64_t);
1043
1044 for (int defaultKeyCounter = 0; defaultKeyCounter < defaultKeysSize; defaultKeyCounter++)
1045 {
1046 num_to_bytes(defaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));
1047 }
1048
1049 if (strlen(Cmd)<3) {
1050 PrintAndLog("Usage: hf mf chk <block number>|<*card memory> <key type (A/B/?)> [t] [<key (12 hex symbols)>] [<dic (*.dic)>]");
1051 PrintAndLog(" * - all sectors");
1052 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
1053 // PrintAndLog("d - write keys to binary file\n");
1054
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 for ( int t = !keyType; t < 2; keyType==2?(t++):(t=2) ) {
1165 int b=blockNo;
1166 for (int i = 0; i < SectorsCnt; ++i) {
1167 PrintAndLog("--SectorsCnt:%2d, block no:%3d, key type:%C, key count:%2d ", i, b, t?'B':'A', keycnt);
1168 uint32_t max_keys = keycnt>USB_CMD_DATA_SIZE/6?USB_CMD_DATA_SIZE/6:keycnt;
1169 for (uint32_t c = 0; c < keycnt; c+=max_keys) {
1170 uint32_t size = keycnt-c>max_keys?max_keys:keycnt-c;
1171 res = mfCheckKeys(b, t, size, &keyBlock[6*c], &key64);
1172 if (res != 1) {
1173 if (!res) {
1174 PrintAndLog("Found valid key:[%012"llx"]",key64);
1175 if (transferToEml) {
1176 uint8_t block[16];
1177 mfEmlGetMem(block, get_trailer_block(b), 1);
1178 num_to_bytes(key64, 6, block + t*10);
1179 mfEmlSetMem(block, get_trailer_block(b), 1);
1180 }
1181 }
1182 } else {
1183 PrintAndLog("Command execute timeout");
1184 }
1185 }
1186 b<127?(b+=4):(b+=16);
1187 }
1188 }
1189
1190 free(keyBlock);
1191
1192 /*
1193 // Create dump file
1194 if (createDumpFile) {
1195 if ((fkeys = fopen("dumpkeys.bin","wb")) == NULL) {
1196 PrintAndLog("Could not create file dumpkeys.bin");
1197 free(e_sector);
1198 return 1;
1199 }
1200 PrintAndLog("Printing keys to binary file dumpkeys.bin...");
1201 for(i=0; i<16; i++) {
1202 if (e_sector[i].foundKey[0]){
1203 num_to_bytes(e_sector[i].Key[0], 6, tempkey);
1204 fwrite ( tempkey, 1, 6, fkeys );
1205 }
1206 else{
1207 fwrite ( &standart, 1, 6, fkeys );
1208 }
1209 }
1210 for(i=0; i<16; i++) {
1211 if (e_sector[i].foundKey[1]){
1212 num_to_bytes(e_sector[i].Key[1], 6, tempkey);
1213 fwrite ( tempkey, 1, 6, fkeys );
1214 }
1215 else{
1216 fwrite ( &standart, 1, 6, fkeys );
1217 }
1218 }
1219 fclose(fkeys);
1220 }
1221 */
1222 return 0;
1223 }
1224
1225 int CmdHF14AMf1kSim(const char *Cmd)
1226 {
1227 uint8_t uid[7] = {0, 0, 0, 0, 0, 0, 0};
1228 uint8_t exitAfterNReads = 0;
1229 uint8_t flags = 0;
1230
1231 if (param_getchar(Cmd, 0) == 'h') {
1232 PrintAndLog("Usage: hf mf sim u <uid (8 hex symbols)> n <numreads> i x");
1233 PrintAndLog(" u (Optional) UID. If not specified, the UID from emulator memory will be used");
1234 PrintAndLog(" n (Optional) Automatically exit simulation after <numreads> blocks have been read by reader. 0 = infinite");
1235 PrintAndLog(" i (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted");
1236 PrintAndLog(" x (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)");
1237 PrintAndLog(" sample: hf mf sim u 0a0a0a0a ");
1238 return 0;
1239 }
1240 uint8_t pnr = 0;
1241 if (param_getchar(Cmd, pnr) == 'u') {
1242 if(param_gethex(Cmd, pnr+1, uid, 8) == 0)
1243 {
1244 flags |= FLAG_4B_UID_IN_DATA; // UID from packet
1245 } else if(param_gethex(Cmd,pnr+1,uid,14) == 0) {
1246 flags |= FLAG_7B_UID_IN_DATA;// UID from packet
1247 } else {
1248 PrintAndLog("UID, if specified, must include 8 or 14 HEX symbols");
1249 return 1;
1250 }
1251 pnr +=2;
1252 }
1253 if (param_getchar(Cmd, pnr) == 'n') {
1254 exitAfterNReads = param_get8(Cmd,pnr+1);
1255 pnr += 2;
1256 }
1257 if (param_getchar(Cmd, pnr) == 'i' ) {
1258 //Using a flag to signal interactiveness, least significant bit
1259 flags |= FLAG_INTERACTIVE;
1260 pnr++;
1261 }
1262
1263 if (param_getchar(Cmd, pnr) == 'x' ) {
1264 //Using a flag to signal interactiveness, least significant bit
1265 flags |= FLAG_NR_AR_ATTACK;
1266 }
1267 PrintAndLog(" uid:%s, numreads:%d, flags:%d (0x%02x) ",
1268 flags & FLAG_4B_UID_IN_DATA ? sprint_hex(uid,4):
1269 flags & FLAG_7B_UID_IN_DATA ? sprint_hex(uid,7): "N/A"
1270 , exitAfterNReads, flags,flags);
1271
1272
1273 UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}};
1274 memcpy(c.d.asBytes, uid, sizeof(uid));
1275 SendCommand(&c);
1276
1277 if(flags & FLAG_INTERACTIVE)
1278 {
1279 UsbCommand resp;
1280 PrintAndLog("Press pm3-button to abort simulation");
1281 while(! WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1282 //We're waiting only 1.5 s at a time, otherwise we get the
1283 // annoying message about "Waiting for a response... "
1284 }
1285 }
1286
1287 return 0;
1288 }
1289
1290
1291 int CmdHF14AMfDbg(const char *Cmd)
1292 {
1293 int dbgMode = param_get32ex(Cmd, 0, 0, 10);
1294 if (dbgMode > 4) {
1295 PrintAndLog("Max debug mode parameter is 4 \n");
1296 }
1297
1298 if (strlen(Cmd) < 1 || !param_getchar(Cmd, 0) || dbgMode > 4) {
1299 PrintAndLog("Usage: hf mf dbg <debug level>");
1300 PrintAndLog(" 0 - no debug messages");
1301 PrintAndLog(" 1 - error messages");
1302 PrintAndLog(" 2 - plus information messages");
1303 PrintAndLog(" 3 - plus debug messages");
1304 PrintAndLog(" 4 - print even debug messages in timing critical functions");
1305 PrintAndLog(" Note: this option therefore may cause malfunction itself");
1306 return 0;
1307 }
1308
1309 UsbCommand c = {CMD_MIFARE_SET_DBGMODE, {dbgMode, 0, 0}};
1310 SendCommand(&c);
1311
1312 return 0;
1313 }
1314
1315
1316 int CmdHF14AMfEGet(const char *Cmd)
1317 {
1318 uint8_t blockNo = 0;
1319 uint8_t data[16];
1320
1321 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1322 PrintAndLog("Usage: hf mf eget <block number>");
1323 PrintAndLog(" sample: hf mf eget 0 ");
1324 return 0;
1325 }
1326
1327 blockNo = param_get8(Cmd, 0);
1328
1329 PrintAndLog(" ");
1330 if (!mfEmlGetMem(data, blockNo, 1)) {
1331 PrintAndLog("data[%3d]:%s", blockNo, sprint_hex(data, 16));
1332 } else {
1333 PrintAndLog("Command execute timeout");
1334 }
1335
1336 return 0;
1337 }
1338
1339
1340 int CmdHF14AMfEClear(const char *Cmd)
1341 {
1342 if (param_getchar(Cmd, 0) == 'h') {
1343 PrintAndLog("Usage: hf mf eclr");
1344 PrintAndLog("It set card emulator memory to empty data blocks and key A/B FFFFFFFFFFFF \n");
1345 return 0;
1346 }
1347
1348 UsbCommand c = {CMD_MIFARE_EML_MEMCLR, {0, 0, 0}};
1349 SendCommand(&c);
1350 return 0;
1351 }
1352
1353
1354 int CmdHF14AMfESet(const char *Cmd)
1355 {
1356 uint8_t memBlock[16];
1357 uint8_t blockNo = 0;
1358
1359 memset(memBlock, 0x00, sizeof(memBlock));
1360
1361 if (strlen(Cmd) < 3 || param_getchar(Cmd, 0) == 'h') {
1362 PrintAndLog("Usage: hf mf eset <block number> <block data (32 hex symbols)>");
1363 PrintAndLog(" sample: hf mf eset 1 000102030405060708090a0b0c0d0e0f ");
1364 return 0;
1365 }
1366
1367 blockNo = param_get8(Cmd, 0);
1368
1369 if (param_gethex(Cmd, 1, memBlock, 32)) {
1370 PrintAndLog("block data must include 32 HEX symbols");
1371 return 1;
1372 }
1373
1374 // 1 - blocks count
1375 UsbCommand c = {CMD_MIFARE_EML_MEMSET, {blockNo, 1, 0}};
1376 memcpy(c.d.asBytes, memBlock, 16);
1377 SendCommand(&c);
1378 return 0;
1379 }
1380
1381
1382 int CmdHF14AMfELoad(const char *Cmd)
1383 {
1384 FILE * f;
1385 char filename[20];
1386 char *fnameptr = filename;
1387 char buf[64];
1388 uint8_t buf8[64];
1389 int i, len, blockNum;
1390
1391 memset(filename, 0, sizeof(filename));
1392 memset(buf, 0, sizeof(buf));
1393
1394 if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
1395 PrintAndLog("It loads emul dump from the file `filename.eml`");
1396 PrintAndLog("Usage: hf mf eload <file name w/o `.eml`>");
1397 PrintAndLog(" sample: hf mf eload filename");
1398 return 0;
1399 }
1400
1401 len = strlen(Cmd);
1402 if (len > 14) len = 14;
1403
1404 memcpy(filename, Cmd, len);
1405 fnameptr += len;
1406
1407 sprintf(fnameptr, ".eml");
1408
1409 // open file
1410 f = fopen(filename, "r");
1411 if (f == NULL) {
1412 PrintAndLog("File not found or locked.");
1413 return 1;
1414 }
1415
1416 blockNum = 0;
1417 while(!feof(f)){
1418 memset(buf, 0, sizeof(buf));
1419 if (fgets(buf, sizeof(buf), f) == NULL) {
1420 if((blockNum == 16*4) || (blockNum == 32*4 + 8*16)) { // supports both old (1K) and new (4K) .eml files)
1421 break;
1422 }
1423 PrintAndLog("File reading error.");
1424 return 2;
1425 }
1426 if (strlen(buf) < 32){
1427 if(strlen(buf) && feof(f))
1428 break;
1429 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1430 return 2;
1431 }
1432 for (i = 0; i < 32; i += 2) {
1433 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1434 // PrintAndLog("data[%02d]:%s", blockNum, sprint_hex(buf8, 16));
1435 }
1436 if (mfEmlSetMem(buf8, blockNum, 1)) {
1437 PrintAndLog("Cant set emul block: %3d", blockNum);
1438 return 3;
1439 }
1440 blockNum++;
1441
1442 if (blockNum >= 32*4 + 8*16) break;
1443 }
1444 fclose(f);
1445
1446 if ((blockNum != 16*4) && (blockNum != 32*4 + 8*16)) {
1447 PrintAndLog("File content error. There must be 64 or 256 blocks.");
1448 return 4;
1449 }
1450 PrintAndLog("Loaded %d blocks from file: %s", blockNum, filename);
1451 return 0;
1452 }
1453
1454
1455 int CmdHF14AMfESave(const char *Cmd)
1456 {
1457 FILE * f;
1458 char filename[20];
1459 char * fnameptr = filename;
1460 uint8_t buf[64];
1461 int i, j, len;
1462
1463 memset(filename, 0, sizeof(filename));
1464 memset(buf, 0, sizeof(buf));
1465
1466 if (param_getchar(Cmd, 0) == 'h') {
1467 PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`");
1468 PrintAndLog("Usage: hf mf esave [file name w/o `.eml`]");
1469 PrintAndLog(" sample: hf mf esave ");
1470 PrintAndLog(" hf mf esave filename");
1471 return 0;
1472 }
1473
1474 len = strlen(Cmd);
1475 if (len > 14) len = 14;
1476
1477 if (len < 1) {
1478 // get filename
1479 if (mfEmlGetMem(buf, 0, 1)) {
1480 PrintAndLog("Cant get block: %d", 0);
1481 return 1;
1482 }
1483 for (j = 0; j < 7; j++, fnameptr += 2)
1484 sprintf(fnameptr, "%02x", buf[j]);
1485 } else {
1486 memcpy(filename, Cmd, len);
1487 fnameptr += len;
1488 }
1489
1490 sprintf(fnameptr, ".eml");
1491
1492 // open file
1493 f = fopen(filename, "w+");
1494
1495 // put hex
1496 for (i = 0; i < 32*4 + 8*16; i++) {
1497 if (mfEmlGetMem(buf, i, 1)) {
1498 PrintAndLog("Cant get block: %d", i);
1499 break;
1500 }
1501 for (j = 0; j < 16; j++)
1502 fprintf(f, "%02x", buf[j]);
1503 fprintf(f,"\n");
1504 }
1505 fclose(f);
1506
1507 PrintAndLog("Saved to file: %s", filename);
1508
1509 return 0;
1510 }
1511
1512
1513 int CmdHF14AMfECFill(const char *Cmd)
1514 {
1515 uint8_t keyType = 0;
1516 uint8_t numSectors = 16;
1517
1518 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1519 PrintAndLog("Usage: hf mf ecfill <key A/B> [card memory]");
1520 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1521 PrintAndLog("");
1522 PrintAndLog("samples: hf mf ecfill A");
1523 PrintAndLog(" hf mf ecfill A 4");
1524 PrintAndLog("Read card and transfer its data to emulator memory.");
1525 PrintAndLog("Keys must be laid in the emulator memory. \n");
1526 return 0;
1527 }
1528
1529 char ctmp = param_getchar(Cmd, 0);
1530 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
1531 PrintAndLog("Key type must be A or B");
1532 return 1;
1533 }
1534 if (ctmp != 'A' && ctmp != 'a') keyType = 1;
1535
1536 ctmp = param_getchar(Cmd, 1);
1537 switch (ctmp) {
1538 case '0' : numSectors = 5; break;
1539 case '1' :
1540 case '\0': numSectors = 16; break;
1541 case '2' : numSectors = 32; break;
1542 case '4' : numSectors = 40; break;
1543 default: numSectors = 16;
1544 }
1545
1546 printf("--params: numSectors: %d, keyType:%d", numSectors, keyType);
1547 UsbCommand c = {CMD_MIFARE_EML_CARDLOAD, {numSectors, keyType, 0}};
1548 SendCommand(&c);
1549 return 0;
1550 }
1551
1552
1553 int CmdHF14AMfEKeyPrn(const char *Cmd)
1554 {
1555 int i;
1556 uint8_t data[16];
1557 uint64_t keyA, keyB;
1558
1559 PrintAndLog("|---|----------------|----------------|");
1560 PrintAndLog("|sec|key A |key B |");
1561 PrintAndLog("|---|----------------|----------------|");
1562 for (i = 0; i < 40; i++) {
1563 if (mfEmlGetMem(data, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1)) {
1564 PrintAndLog("error get block %d", FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1);
1565 break;
1566 }
1567 keyA = bytes_to_num(data, 6);
1568 keyB = bytes_to_num(data + 10, 6);
1569 PrintAndLog("|%03d| %012"llx" | %012"llx" |", i, keyA, keyB);
1570 }
1571 PrintAndLog("|---|----------------|----------------|");
1572
1573 return 0;
1574 }
1575
1576
1577 int CmdHF14AMfCSetUID(const char *Cmd)
1578 {
1579 uint8_t wipeCard = 0;
1580 uint8_t uid[8];
1581 uint8_t oldUid[8];
1582 int res;
1583
1584 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1585 PrintAndLog("Usage: hf mf csetuid <UID 8 hex symbols> <w>");
1586 PrintAndLog("sample: hf mf csetuid 01020304 w");
1587 PrintAndLog("Set UID for magic Chinese card (only works with!!!)");
1588 PrintAndLog("If you want wipe card then add 'w' into command line. \n");
1589 return 0;
1590 }
1591
1592 if (param_getchar(Cmd, 0) && param_gethex(Cmd, 0, uid, 8)) {
1593 PrintAndLog("UID must include 8 HEX symbols");
1594 return 1;
1595 }
1596
1597 char ctmp = param_getchar(Cmd, 1);
1598 if (ctmp == 'w' || ctmp == 'W') wipeCard = 1;
1599
1600 PrintAndLog("--wipe card:%02x uid:%s", wipeCard, sprint_hex(uid, 4));
1601
1602 res = mfCSetUID(uid, oldUid, wipeCard);
1603 if (res) {
1604 PrintAndLog("Can't set UID. error=%d", res);
1605 return 1;
1606 }
1607
1608 PrintAndLog("old UID:%s", sprint_hex(oldUid, 4));
1609 return 0;
1610 }
1611
1612
1613 int CmdHF14AMfCSetBlk(const char *Cmd)
1614 {
1615 uint8_t uid[8];
1616 uint8_t memBlock[16];
1617 uint8_t blockNo = 0;
1618 int res;
1619 memset(memBlock, 0x00, sizeof(memBlock));
1620
1621 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1622 PrintAndLog("Usage: hf mf csetblk <block number> <block data (32 hex symbols)>");
1623 PrintAndLog("sample: hf mf csetblk 1 01020304050607080910111213141516");
1624 PrintAndLog("Set block data for magic Chinese card (only works with!!!)");
1625 PrintAndLog("If you want wipe card then add 'w' into command line. \n");
1626 return 0;
1627 }
1628
1629 blockNo = param_get8(Cmd, 0);
1630
1631 if (param_gethex(Cmd, 1, memBlock, 32)) {
1632 PrintAndLog("block data must include 32 HEX symbols");
1633 return 1;
1634 }
1635
1636 PrintAndLog("--block number:%2d data:%s", blockNo, sprint_hex(memBlock, 16));
1637
1638 res = mfCSetBlock(blockNo, memBlock, uid, 0, CSETBLOCK_SINGLE_OPER);
1639 if (res) {
1640 PrintAndLog("Can't write block. error=%d", res);
1641 return 1;
1642 }
1643
1644 PrintAndLog("UID:%s", sprint_hex(uid, 4));
1645 return 0;
1646 }
1647
1648
1649 int CmdHF14AMfCLoad(const char *Cmd)
1650 {
1651 FILE * f;
1652 char filename[20];
1653 char * fnameptr = filename;
1654 char buf[64];
1655 uint8_t buf8[64];
1656 uint8_t fillFromEmulator = 0;
1657 int i, len, blockNum, flags;
1658
1659 memset(filename, 0, sizeof(filename));
1660 memset(buf, 0, sizeof(buf));
1661
1662 if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
1663 PrintAndLog("It loads magic Chinese card (only works with!!!) from the file `filename.eml`");
1664 PrintAndLog("or from emulator memory (option `e`)");
1665 PrintAndLog("Usage: hf mf cload <file name w/o `.eml`>");
1666 PrintAndLog(" or: hf mf cload e ");
1667 PrintAndLog(" sample: hf mf cload filename");
1668 return 0;
1669 }
1670
1671 char ctmp = param_getchar(Cmd, 0);
1672 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1673
1674 if (fillFromEmulator) {
1675 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1676 for (blockNum = 0; blockNum < 16 * 4; blockNum += 1) {
1677 if (mfEmlGetMem(buf8, blockNum, 1)) {
1678 PrintAndLog("Cant get block: %d", blockNum);
1679 return 2;
1680 }
1681
1682 if (blockNum == 2) flags = 0;
1683 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1684
1685 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1686 PrintAndLog("Cant set magic card block: %d", blockNum);
1687 return 3;
1688 }
1689 }
1690 return 0;
1691 } else {
1692 len = strlen(Cmd);
1693 if (len > 14) len = 14;
1694
1695 memcpy(filename, Cmd, len);
1696 fnameptr += len;
1697
1698 sprintf(fnameptr, ".eml");
1699
1700 // open file
1701 f = fopen(filename, "r");
1702 if (f == NULL) {
1703 PrintAndLog("File not found or locked.");
1704 return 1;
1705 }
1706
1707 blockNum = 0;
1708 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1709 while(!feof(f)){
1710 memset(buf, 0, sizeof(buf));
1711 if (fgets(buf, sizeof(buf), f) == NULL) {
1712 PrintAndLog("File reading error.");
1713 return 2;
1714 }
1715
1716 if (strlen(buf) < 32){
1717 if(strlen(buf) && feof(f))
1718 break;
1719 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1720 return 2;
1721 }
1722 for (i = 0; i < 32; i += 2)
1723 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1724
1725 if (blockNum == 2) flags = 0;
1726 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1727
1728 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1729 PrintAndLog("Can't set magic card block: %d", blockNum);
1730 return 3;
1731 }
1732 blockNum++;
1733
1734 if (blockNum >= 16 * 4) break; // magic card type - mifare 1K
1735 }
1736 fclose(f);
1737
1738 if (blockNum != 16 * 4){
1739 PrintAndLog("File content error. There must be 64 blocks");
1740 return 4;
1741 }
1742 PrintAndLog("Loaded from file: %s", filename);
1743 return 0;
1744 }
1745 }
1746
1747
1748 int CmdHF14AMfCGetBlk(const char *Cmd) {
1749 uint8_t memBlock[16];
1750 uint8_t blockNo = 0;
1751 int res;
1752 memset(memBlock, 0x00, sizeof(memBlock));
1753
1754 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1755 PrintAndLog("Usage: hf mf cgetblk <block number>");
1756 PrintAndLog("sample: hf mf cgetblk 1");
1757 PrintAndLog("Get block data from magic Chinese card (only works with!!!)\n");
1758 return 0;
1759 }
1760
1761 blockNo = param_get8(Cmd, 0);
1762
1763 PrintAndLog("--block number:%2d ", blockNo);
1764
1765 res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER);
1766 if (res) {
1767 PrintAndLog("Can't read block. error=%d", res);
1768 return 1;
1769 }
1770
1771 PrintAndLog("block data:%s", sprint_hex(memBlock, 16));
1772 return 0;
1773 }
1774
1775
1776 int CmdHF14AMfCGetSc(const char *Cmd) {
1777 uint8_t memBlock[16];
1778 uint8_t sectorNo = 0;
1779 int i, res, flags;
1780 memset(memBlock, 0x00, sizeof(memBlock));
1781
1782 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1783 PrintAndLog("Usage: hf mf cgetsc <sector number>");
1784 PrintAndLog("sample: hf mf cgetsc 0");
1785 PrintAndLog("Get sector data from magic Chinese card (only works with!!!)\n");
1786 return 0;
1787 }
1788
1789 sectorNo = param_get8(Cmd, 0);
1790 if (sectorNo > 15) {
1791 PrintAndLog("Sector number must be in [0..15] as in MIFARE classic.");
1792 return 1;
1793 }
1794
1795 PrintAndLog("--sector number:%d ", sectorNo);
1796
1797 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1798 for (i = 0; i < 4; i++) {
1799 if (i == 1) flags = 0;
1800 if (i == 3) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1801
1802 res = mfCGetBlock(sectorNo * 4 + i, memBlock, flags);
1803 if (res) {
1804 PrintAndLog("Can't read block. %d error=%d", sectorNo * 4 + i, res);
1805 return 1;
1806 }
1807
1808 PrintAndLog("block %3d data:%s", sectorNo * 4 + i, sprint_hex(memBlock, 16));
1809 }
1810 return 0;
1811 }
1812
1813
1814 int CmdHF14AMfCSave(const char *Cmd) {
1815
1816 FILE * f;
1817 char filename[20];
1818 char * fnameptr = filename;
1819 uint8_t fillFromEmulator = 0;
1820 uint8_t buf[64];
1821 int i, j, len, flags;
1822
1823 memset(filename, 0, sizeof(filename));
1824 memset(buf, 0, sizeof(buf));
1825
1826 if (param_getchar(Cmd, 0) == 'h') {
1827 PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`");
1828 PrintAndLog("or into emulator memory (option `e`)");
1829 PrintAndLog("Usage: hf mf esave [file name w/o `.eml`][e]");
1830 PrintAndLog(" sample: hf mf esave ");
1831 PrintAndLog(" hf mf esave filename");
1832 PrintAndLog(" hf mf esave e \n");
1833 return 0;
1834 }
1835
1836 char ctmp = param_getchar(Cmd, 0);
1837 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1838
1839 if (fillFromEmulator) {
1840 // put into emulator
1841 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1842 for (i = 0; i < 16 * 4; i++) {
1843 if (i == 1) flags = 0;
1844 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1845
1846 if (mfCGetBlock(i, buf, flags)) {
1847 PrintAndLog("Cant get block: %d", i);
1848 break;
1849 }
1850
1851 if (mfEmlSetMem(buf, i, 1)) {
1852 PrintAndLog("Cant set emul block: %d", i);
1853 return 3;
1854 }
1855 }
1856 return 0;
1857 } else {
1858 len = strlen(Cmd);
1859 if (len > 14) len = 14;
1860
1861 if (len < 1) {
1862 // get filename
1863 if (mfCGetBlock(0, buf, CSETBLOCK_SINGLE_OPER)) {
1864 PrintAndLog("Cant get block: %d", 0);
1865 return 1;
1866 }
1867 for (j = 0; j < 7; j++, fnameptr += 2)
1868 sprintf(fnameptr, "%02x", buf[j]);
1869 } else {
1870 memcpy(filename, Cmd, len);
1871 fnameptr += len;
1872 }
1873
1874 sprintf(fnameptr, ".eml");
1875
1876 // open file
1877 f = fopen(filename, "w+");
1878
1879 // put hex
1880 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1881 for (i = 0; i < 16 * 4; i++) {
1882 if (i == 1) flags = 0;
1883 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1884
1885 if (mfCGetBlock(i, buf, flags)) {
1886 PrintAndLog("Cant get block: %d", i);
1887 break;
1888 }
1889 for (j = 0; j < 16; j++)
1890 fprintf(f, "%02x", buf[j]);
1891 fprintf(f,"\n");
1892 }
1893 fclose(f);
1894
1895 PrintAndLog("Saved to file: %s", filename);
1896
1897 return 0;
1898 }
1899 }
1900
1901
1902 int CmdHF14AMfSniff(const char *Cmd){
1903 // params
1904 bool wantLogToFile = 0;
1905 bool wantDecrypt = 0;
1906 //bool wantSaveToEml = 0; TODO
1907 bool wantSaveToEmlFile = 0;
1908
1909 //var
1910 int res = 0;
1911 int len = 0;
1912 int blockLen = 0;
1913 int num = 0;
1914 int pckNum = 0;
1915 uint8_t uid[7];
1916 uint8_t uid_len;
1917 uint8_t atqa[2];
1918 uint8_t sak;
1919 bool isTag;
1920 uint32_t parity;
1921 uint8_t buf[3000];
1922 uint8_t * bufPtr = buf;
1923 memset(buf, 0x00, 3000);
1924
1925 if (param_getchar(Cmd, 0) == 'h') {
1926 PrintAndLog("It continuously gets data from the field and saves it to: log, emulator, emulator file.");
1927 PrintAndLog("You can specify:");
1928 PrintAndLog(" l - save encrypted sequence to logfile `uid.log`");
1929 PrintAndLog(" d - decrypt sequence and put it to log file `uid.log`");
1930 PrintAndLog(" n/a e - decrypt sequence, collect read and write commands and save the result of the sequence to emulator memory");
1931 PrintAndLog(" r - decrypt sequence, collect read and write commands and save the result of the sequence to emulator dump file `uid.eml`");
1932 PrintAndLog("Usage: hf mf sniff [l][d][e][r]");
1933 PrintAndLog(" sample: hf mf sniff l d e");
1934 return 0;
1935 }
1936
1937 for (int i = 0; i < 4; i++) {
1938 char ctmp = param_getchar(Cmd, i);
1939 if (ctmp == 'l' || ctmp == 'L') wantLogToFile = true;
1940 if (ctmp == 'd' || ctmp == 'D') wantDecrypt = true;
1941 //if (ctmp == 'e' || ctmp == 'E') wantSaveToEml = true; TODO
1942 if (ctmp == 'f' || ctmp == 'F') wantSaveToEmlFile = true;
1943 }
1944
1945 printf("-------------------------------------------------------------------------\n");
1946 printf("Executing command. \n");
1947 printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
1948 printf("Press the key on pc keyboard to abort the client.\n");
1949 printf("-------------------------------------------------------------------------\n");
1950
1951 UsbCommand c = {CMD_MIFARE_SNIFFER, {0, 0, 0}};
1952 clearCommandBuffer();
1953 SendCommand(&c);
1954
1955 // wait cycle
1956 while (true) {
1957 printf(".");
1958 fflush(stdout);
1959 if (ukbhit()) {
1960 getchar();
1961 printf("\naborted via keyboard!\n");
1962 break;
1963 }
1964
1965 UsbCommand resp;
1966 if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) {
1967 res = resp.arg[0] & 0xff;
1968 len = resp.arg[1];
1969 num = resp.arg[2];
1970
1971 if (res == 0) return 0;
1972 if (res == 1) {
1973 if (num ==0) {
1974 bufPtr = buf;
1975 memset(buf, 0x00, 3000);
1976 }
1977 memcpy(bufPtr, resp.d.asBytes, len);
1978 bufPtr += len;
1979 pckNum++;
1980 }
1981 if (res == 2) {
1982 blockLen = bufPtr - buf;
1983 bufPtr = buf;
1984 printf(">\n");
1985 PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum);
1986 num = 0;
1987 while (bufPtr - buf + 9 < blockLen) {
1988 isTag = bufPtr[3] & 0x80 ? true:false;
1989 bufPtr += 4;
1990 parity = *((uint32_t *)(bufPtr));
1991 bufPtr += 4;
1992 len = bufPtr[0];
1993 bufPtr++;
1994 if ((len == 14) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff)) {
1995 memcpy(uid, bufPtr + 2, 7);
1996 memcpy(atqa, bufPtr + 2 + 7, 2);
1997 uid_len = (atqa[0] & 0xC0) == 0x40 ? 7 : 4;
1998 sak = bufPtr[11];
1999
2000 PrintAndLog("tag select uid:%s atqa:0x%02x%02x sak:0x%02x",
2001 sprint_hex(uid + (7 - uid_len), uid_len),
2002 atqa[1],
2003 atqa[0],
2004 sak);
2005 if (wantLogToFile || wantDecrypt) {
2006 FillFileNameByUID(logHexFileName, uid + (7 - uid_len), ".log", uid_len);
2007 AddLogCurrentDT(logHexFileName);
2008 }
2009 if (wantDecrypt) mfTraceInit(uid, atqa, sak, wantSaveToEmlFile);
2010 } else {
2011 PrintAndLog("%s(%d):%s", isTag ? "TAG":"RDR", num, sprint_hex(bufPtr, len));
2012 if (wantLogToFile) AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len);
2013 if (wantDecrypt) mfTraceDecode(bufPtr, len, parity, wantSaveToEmlFile);
2014 }
2015 bufPtr += len;
2016 num++;
2017 }
2018 }
2019 } // resp not NILL
2020 } // while (true)
2021
2022 return 0;
2023 }
2024
2025 static command_t CommandTable[] =
2026 {
2027 {"help", CmdHelp, 1, "This help"},
2028 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
2029 {"rdbl", CmdHF14AMfRdBl, 0, "Read MIFARE classic block"},
2030 {"urdbl", CmdHF14AMfURdBl, 0, "Read MIFARE Ultralight block"},
2031 {"urdcard", CmdHF14AMfURdCard, 0,"Read MIFARE Ultralight Card"},
2032 {"uwrbl", CmdHF14AMfUWrBl, 0,"Write MIFARE Ultralight block"},
2033 {"rdsc", CmdHF14AMfRdSc, 0, "Read MIFARE classic sector"},
2034 {"dump", CmdHF14AMfDump, 0, "Dump MIFARE classic tag to binary file"},
2035 {"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"},
2036 {"wrbl", CmdHF14AMfWrBl, 0, "Write MIFARE classic block"},
2037 {"chk", CmdHF14AMfChk, 0, "Test block keys"},
2038 {"mifare", CmdHF14AMifare, 0, "Read parity error messages."},
2039 {"nested", CmdHF14AMfNested, 0, "Test nested authentication"},
2040 {"sniff", CmdHF14AMfSniff, 0, "Sniff card-reader communication"},
2041 {"sim", CmdHF14AMf1kSim, 0, "Simulate MIFARE card"},
2042 {"eclr", CmdHF14AMfEClear, 0, "Clear simulator memory block"},
2043 {"eget", CmdHF14AMfEGet, 0, "Get simulator memory block"},
2044 {"eset", CmdHF14AMfESet, 0, "Set simulator memory block"},
2045 {"eload", CmdHF14AMfELoad, 0, "Load from file emul dump"},
2046 {"esave", CmdHF14AMfESave, 0, "Save to file emul dump"},
2047 {"ecfill", CmdHF14AMfECFill, 0, "Fill simulator memory with help of keys from simulator"},
2048 {"ekeyprn", CmdHF14AMfEKeyPrn, 0, "Print keys from simulator memory"},
2049 {"csetuid", CmdHF14AMfCSetUID, 0, "Set UID for magic Chinese card"},
2050 {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block into magic Chinese card"},
2051 {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block from magic Chinese card"},
2052 {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector from magic Chinese card"},
2053 {"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"},
2054 {"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"},
2055 {NULL, NULL, 0, NULL}
2056 };
2057
2058 int CmdHFMF(const char *Cmd)
2059 {
2060 // flush
2061 WaitForResponseTimeout(CMD_ACK,NULL,100);
2062
2063 CmdsParse(CommandTable, Cmd);
2064 return 0;
2065 }
2066
2067 int CmdHelp(const char *Cmd)
2068 {
2069 CmdsHelp(CommandTable);
2070 return 0;
2071 }
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