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Fixed several issues found using a coverity-scan
[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 if (strlen(Cmd)<3) {
1008 PrintAndLog("Usage: hf mf chk <block number>|<*card memory> <key type (A/B/?)> [t] [<key (12 hex symbols)>] [<dic (*.dic)>]");
1009 PrintAndLog(" * - all sectors");
1010 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
1011 PrintAndLog("d - write keys to binary file\n");
1012 PrintAndLog(" sample: hf mf chk 0 A 1234567890ab keys.dic");
1013 PrintAndLog(" hf mf chk *1 ? t");
1014 return 0;
1015 }
1016
1017 FILE * f;
1018 char filename[256]={0};
1019 char buf[13];
1020 uint8_t *keyBlock = NULL, *p;
1021 uint8_t stKeyBlock = 20;
1022
1023 int i, res;
1024 int keycnt = 0;
1025 char ctmp = 0x00;
1026 uint8_t blockNo = 0;
1027 uint8_t SectorsCnt = 1;
1028 uint8_t keyType = 0;
1029 uint64_t key64 = 0;
1030
1031 int transferToEml = 0;
1032 int createDumpFile = 0;
1033
1034
1035 keyBlock = calloc(stKeyBlock, 6);
1036 if (keyBlock == NULL) return 1;
1037
1038 uint64_t defaultKeys[] =
1039 {
1040 0xffffffffffff, // Default key (first key used by program if no user defined key)
1041 0x000000000000, // Blank key
1042 0xa0a1a2a3a4a5, // NFCForum MAD key
1043 0xb0b1b2b3b4b5,
1044 0xaabbccddeeff,
1045 0x4d3a99c351dd,
1046 0x1a982c7e459a,
1047 0xd3f7d3f7d3f7,
1048 0x714c5c886e97,
1049 0x587ee5f9350f,
1050 0xa0478cc39091,
1051 0x533cb6c723f6,
1052 0x8fd0a4f256e9
1053 };
1054 int defaultKeysSize = sizeof(defaultKeys) / sizeof(uint64_t);
1055
1056 for (int defaultKeyCounter = 0; defaultKeyCounter < defaultKeysSize; defaultKeyCounter++)
1057 {
1058 num_to_bytes(defaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));
1059 }
1060
1061
1062 if (param_getchar(Cmd, 0)=='*') {
1063 blockNo = 3;
1064 switch(param_getchar(Cmd+1, 0)) {
1065 case '0': SectorsCnt = 5; break;
1066 case '1': SectorsCnt = 16; break;
1067 case '2': SectorsCnt = 32; break;
1068 case '4': SectorsCnt = 40; break;
1069 default: SectorsCnt = 16;
1070 }
1071 }
1072 else
1073 blockNo = param_get8(Cmd, 0);
1074
1075 ctmp = param_getchar(Cmd, 1);
1076 switch (ctmp) {
1077 case 'a': case 'A':
1078 keyType = !0;
1079 break;
1080 case 'b': case 'B':
1081 keyType = !1;
1082 break;
1083 case '?':
1084 keyType = 2;
1085 break;
1086 default:
1087 PrintAndLog("Key type must be A , B or ?");
1088 return 1;
1089 };
1090
1091 ctmp = param_getchar(Cmd, 2);
1092 if (ctmp == 't' || ctmp == 'T') transferToEml = 1;
1093 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = 1;
1094
1095 for (i = transferToEml || createDumpFile; param_getchar(Cmd, 2 + i); i++) {
1096 if (!param_gethex(Cmd, 2 + i, keyBlock + 6 * keycnt, 12)) {
1097 if ( stKeyBlock - keycnt < 2) {
1098 p = realloc(keyBlock, 6*(stKeyBlock+=10));
1099 if (!p) {
1100 PrintAndLog("Cannot allocate memory for Keys");
1101 free(keyBlock);
1102 return 2;
1103 }
1104 keyBlock = p;
1105 }
1106 PrintAndLog("chk key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
1107 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
1108 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
1109 keycnt++;
1110 } else {
1111 // May be a dic file
1112 if ( param_getstr(Cmd, 2 + i,filename) > 255 ) {
1113 PrintAndLog("File name too long");
1114 free(keyBlock);
1115 return 2;
1116 }
1117
1118 if ( (f = fopen( filename , "r")) ) {
1119 while( fgets(buf, sizeof(buf), f) ){
1120 if (strlen(buf) < 12 || buf[11] == '\n')
1121 continue;
1122
1123 while (fgetc(f) != '\n' && !feof(f)) ; //goto next line
1124
1125 if( buf[0]=='#' ) continue; //The line start with # is comment, skip
1126
1127 if (!isxdigit(buf[0])){
1128 PrintAndLog("File content error. '%s' must include 12 HEX symbols",buf);
1129 continue;
1130 }
1131
1132 buf[12] = 0;
1133
1134 if ( stKeyBlock - keycnt < 2) {
1135 p = realloc(keyBlock, 6*(stKeyBlock+=10));
1136 if (!p) {
1137 PrintAndLog("Cannot allocate memory for defKeys");
1138 free(keyBlock);
1139 return 2;
1140 }
1141 keyBlock = p;
1142 }
1143 memset(keyBlock + 6 * keycnt, 0, 6);
1144 num_to_bytes(strtoll(buf, NULL, 16), 6, keyBlock + 6*keycnt);
1145 PrintAndLog("chk custom key[%2d] %012"llx, keycnt, bytes_to_num(keyBlock + 6*keycnt, 6));
1146 keycnt++;
1147 memset(buf, 0, sizeof(buf));
1148 }
1149 fclose(f);
1150 } else {
1151 PrintAndLog("File: %s: not found or locked.", filename);
1152 free(keyBlock);
1153 return 1;
1154 }
1155 }
1156 }
1157
1158 if (keycnt == 0) {
1159 PrintAndLog("No key specified, trying default keys");
1160 for (;keycnt < defaultKeysSize; keycnt++)
1161 PrintAndLog("chk default key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
1162 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
1163 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
1164 }
1165
1166 // initialize storage for found keys
1167 bool validKey[2][40];
1168 uint8_t foundKey[2][40][6];
1169 for (uint16_t t = 0; t < 2; t++) {
1170 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
1171 validKey[t][sectorNo] = false;
1172 for (uint16_t i = 0; i < 6; i++) {
1173 foundKey[t][sectorNo][i] = 0xff;
1174 }
1175 }
1176 }
1177
1178 for ( int t = !keyType; t < 2; keyType==2?(t++):(t=2) ) {
1179 int b=blockNo;
1180 for (int i = 0; i < SectorsCnt; ++i) {
1181 PrintAndLog("--sector:%2d, block:%3d, key type:%C, key count:%2d ", i, b, t?'B':'A', keycnt);
1182 uint32_t max_keys = keycnt>USB_CMD_DATA_SIZE/6?USB_CMD_DATA_SIZE/6:keycnt;
1183 for (uint32_t c = 0; c < keycnt; c+=max_keys) {
1184 uint32_t size = keycnt-c>max_keys?max_keys:keycnt-c;
1185 res = mfCheckKeys(b, t, size, &keyBlock[6*c], &key64);
1186 if (res != 1) {
1187 if (!res) {
1188 PrintAndLog("Found valid key:[%012"llx"]",key64);
1189 num_to_bytes(key64, 6, foundKey[t][i]);
1190 validKey[t][i] = true;
1191 }
1192 } else {
1193 PrintAndLog("Command execute timeout");
1194 }
1195 }
1196 b<127?(b+=4):(b+=16);
1197 }
1198 }
1199
1200 if (transferToEml) {
1201 uint8_t block[16];
1202 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
1203 if (validKey[0][sectorNo] || validKey[1][sectorNo]) {
1204 mfEmlGetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
1205 for (uint16_t t = 0; t < 2; t++) {
1206 if (validKey[t][sectorNo]) {
1207 memcpy(block + t*10, foundKey[t][sectorNo], 6);
1208 }
1209 }
1210 mfEmlSetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
1211 }
1212 }
1213 PrintAndLog("Found keys have been transferred to the emulator memory");
1214 }
1215
1216 if (createDumpFile) {
1217 FILE *fkeys = fopen("dumpkeys.bin","wb");
1218 if (fkeys == NULL) {
1219 PrintAndLog("Could not create file dumpkeys.bin");
1220 free(keyBlock);
1221 return 1;
1222 }
1223 for (uint16_t t = 0; t < 2; t++) {
1224 fwrite(foundKey[t], 1, 6*SectorsCnt, fkeys);
1225 }
1226 fclose(fkeys);
1227 PrintAndLog("Found keys have been dumped to file dumpkeys.bin. 0xffffffffffff has been inserted for unknown keys.");
1228 }
1229
1230 free(keyBlock);
1231
1232 return 0;
1233 }
1234
1235
1236 int CmdHF14AMf1kSim(const char *Cmd)
1237 {
1238 uint8_t uid[7] = {0, 0, 0, 0, 0, 0, 0};
1239 uint8_t exitAfterNReads = 0;
1240 uint8_t flags = 0;
1241
1242 if (param_getchar(Cmd, 0) == 'h') {
1243 PrintAndLog("Usage: hf mf sim u <uid (8 hex symbols)> n <numreads> i x");
1244 PrintAndLog(" u (Optional) UID. If not specified, the UID from emulator memory will be used");
1245 PrintAndLog(" n (Optional) Automatically exit simulation after <numreads> blocks have been read by reader. 0 = infinite");
1246 PrintAndLog(" i (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted");
1247 PrintAndLog(" x (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)");
1248 PrintAndLog(" sample: hf mf sim u 0a0a0a0a ");
1249 return 0;
1250 }
1251 uint8_t pnr = 0;
1252 if (param_getchar(Cmd, pnr) == 'u') {
1253 if(param_gethex(Cmd, pnr+1, uid, 8) == 0)
1254 {
1255 flags |= FLAG_4B_UID_IN_DATA; // UID from packet
1256 } else if(param_gethex(Cmd,pnr+1,uid,14) == 0) {
1257 flags |= FLAG_7B_UID_IN_DATA;// UID from packet
1258 } else {
1259 PrintAndLog("UID, if specified, must include 8 or 14 HEX symbols");
1260 return 1;
1261 }
1262 pnr +=2;
1263 }
1264 if (param_getchar(Cmd, pnr) == 'n') {
1265 exitAfterNReads = param_get8(Cmd,pnr+1);
1266 pnr += 2;
1267 }
1268 if (param_getchar(Cmd, pnr) == 'i' ) {
1269 //Using a flag to signal interactiveness, least significant bit
1270 flags |= FLAG_INTERACTIVE;
1271 pnr++;
1272 }
1273
1274 if (param_getchar(Cmd, pnr) == 'x' ) {
1275 //Using a flag to signal interactiveness, least significant bit
1276 flags |= FLAG_NR_AR_ATTACK;
1277 }
1278 PrintAndLog(" uid:%s, numreads:%d, flags:%d (0x%02x) ",
1279 flags & FLAG_4B_UID_IN_DATA ? sprint_hex(uid,4):
1280 flags & FLAG_7B_UID_IN_DATA ? sprint_hex(uid,7): "N/A"
1281 , exitAfterNReads, flags,flags);
1282
1283
1284 UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}};
1285 memcpy(c.d.asBytes, uid, sizeof(uid));
1286 SendCommand(&c);
1287
1288 if(flags & FLAG_INTERACTIVE)
1289 {
1290 UsbCommand resp;
1291 PrintAndLog("Press pm3-button to abort simulation");
1292 while(! WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1293 //We're waiting only 1.5 s at a time, otherwise we get the
1294 // annoying message about "Waiting for a response... "
1295 }
1296 }
1297
1298 return 0;
1299 }
1300
1301
1302 int CmdHF14AMfDbg(const char *Cmd)
1303 {
1304 int dbgMode = param_get32ex(Cmd, 0, 0, 10);
1305 if (dbgMode > 4) {
1306 PrintAndLog("Max debug mode parameter is 4 \n");
1307 }
1308
1309 if (strlen(Cmd) < 1 || !param_getchar(Cmd, 0) || dbgMode > 4) {
1310 PrintAndLog("Usage: hf mf dbg <debug level>");
1311 PrintAndLog(" 0 - no debug messages");
1312 PrintAndLog(" 1 - error messages");
1313 PrintAndLog(" 2 - plus information messages");
1314 PrintAndLog(" 3 - plus debug messages");
1315 PrintAndLog(" 4 - print even debug messages in timing critical functions");
1316 PrintAndLog(" Note: this option therefore may cause malfunction itself");
1317 return 0;
1318 }
1319
1320 UsbCommand c = {CMD_MIFARE_SET_DBGMODE, {dbgMode, 0, 0}};
1321 SendCommand(&c);
1322
1323 return 0;
1324 }
1325
1326
1327 int CmdHF14AMfEGet(const char *Cmd)
1328 {
1329 uint8_t blockNo = 0;
1330 uint8_t data[16];
1331
1332 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1333 PrintAndLog("Usage: hf mf eget <block number>");
1334 PrintAndLog(" sample: hf mf eget 0 ");
1335 return 0;
1336 }
1337
1338 blockNo = param_get8(Cmd, 0);
1339
1340 PrintAndLog(" ");
1341 if (!mfEmlGetMem(data, blockNo, 1)) {
1342 PrintAndLog("data[%3d]:%s", blockNo, sprint_hex(data, 16));
1343 } else {
1344 PrintAndLog("Command execute timeout");
1345 }
1346
1347 return 0;
1348 }
1349
1350
1351 int CmdHF14AMfEClear(const char *Cmd)
1352 {
1353 if (param_getchar(Cmd, 0) == 'h') {
1354 PrintAndLog("Usage: hf mf eclr");
1355 PrintAndLog("It set card emulator memory to empty data blocks and key A/B FFFFFFFFFFFF \n");
1356 return 0;
1357 }
1358
1359 UsbCommand c = {CMD_MIFARE_EML_MEMCLR, {0, 0, 0}};
1360 SendCommand(&c);
1361 return 0;
1362 }
1363
1364
1365 int CmdHF14AMfESet(const char *Cmd)
1366 {
1367 uint8_t memBlock[16];
1368 uint8_t blockNo = 0;
1369
1370 memset(memBlock, 0x00, sizeof(memBlock));
1371
1372 if (strlen(Cmd) < 3 || param_getchar(Cmd, 0) == 'h') {
1373 PrintAndLog("Usage: hf mf eset <block number> <block data (32 hex symbols)>");
1374 PrintAndLog(" sample: hf mf eset 1 000102030405060708090a0b0c0d0e0f ");
1375 return 0;
1376 }
1377
1378 blockNo = param_get8(Cmd, 0);
1379
1380 if (param_gethex(Cmd, 1, memBlock, 32)) {
1381 PrintAndLog("block data must include 32 HEX symbols");
1382 return 1;
1383 }
1384
1385 // 1 - blocks count
1386 UsbCommand c = {CMD_MIFARE_EML_MEMSET, {blockNo, 1, 0}};
1387 memcpy(c.d.asBytes, memBlock, 16);
1388 SendCommand(&c);
1389 return 0;
1390 }
1391
1392
1393 int CmdHF14AMfELoad(const char *Cmd)
1394 {
1395 FILE * f;
1396 char filename[20];
1397 char *fnameptr = filename;
1398 char buf[64];
1399 uint8_t buf8[64];
1400 int i, len, blockNum;
1401
1402 memset(filename, 0, sizeof(filename));
1403 memset(buf, 0, sizeof(buf));
1404
1405 if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
1406 PrintAndLog("It loads emul dump from the file `filename.eml`");
1407 PrintAndLog("Usage: hf mf eload <file name w/o `.eml`>");
1408 PrintAndLog(" sample: hf mf eload filename");
1409 return 0;
1410 }
1411
1412 len = strlen(Cmd);
1413 if (len > 14) len = 14;
1414
1415 memcpy(filename, Cmd, len);
1416 fnameptr += len;
1417
1418 sprintf(fnameptr, ".eml");
1419
1420 // open file
1421 f = fopen(filename, "r");
1422 if (f == NULL) {
1423 PrintAndLog("File not found or locked.");
1424 return 1;
1425 }
1426
1427 blockNum = 0;
1428 while(!feof(f)){
1429 memset(buf, 0, sizeof(buf));
1430 if (fgets(buf, sizeof(buf), f) == NULL) {
1431 if((blockNum == 16*4) || (blockNum == 32*4 + 8*16)) { // supports both old (1K) and new (4K) .eml files)
1432 break;
1433 }
1434 PrintAndLog("File reading error.");
1435 return 2;
1436 }
1437 if (strlen(buf) < 32){
1438 if(strlen(buf) && feof(f))
1439 break;
1440 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1441 return 2;
1442 }
1443 for (i = 0; i < 32; i += 2) {
1444 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1445 // PrintAndLog("data[%02d]:%s", blockNum, sprint_hex(buf8, 16));
1446 }
1447 if (mfEmlSetMem(buf8, blockNum, 1)) {
1448 PrintAndLog("Cant set emul block: %3d", blockNum);
1449 return 3;
1450 }
1451 blockNum++;
1452
1453 if (blockNum >= 32*4 + 8*16) break;
1454 }
1455 fclose(f);
1456
1457 if ((blockNum != 16*4) && (blockNum != 32*4 + 8*16)) {
1458 PrintAndLog("File content error. There must be 64 or 256 blocks.");
1459 return 4;
1460 }
1461 PrintAndLog("Loaded %d blocks from file: %s", blockNum, filename);
1462 return 0;
1463 }
1464
1465
1466 int CmdHF14AMfESave(const char *Cmd)
1467 {
1468 FILE * f;
1469 char filename[20];
1470 char * fnameptr = filename;
1471 uint8_t buf[64];
1472 int i, j, len;
1473
1474 memset(filename, 0, sizeof(filename));
1475 memset(buf, 0, sizeof(buf));
1476
1477 if (param_getchar(Cmd, 0) == 'h') {
1478 PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`");
1479 PrintAndLog("Usage: hf mf esave [file name w/o `.eml`]");
1480 PrintAndLog(" sample: hf mf esave ");
1481 PrintAndLog(" hf mf esave filename");
1482 return 0;
1483 }
1484
1485 len = strlen(Cmd);
1486 if (len > 14) len = 14;
1487
1488 if (len < 1) {
1489 // get filename
1490 if (mfEmlGetMem(buf, 0, 1)) {
1491 PrintAndLog("Cant get block: %d", 0);
1492 return 1;
1493 }
1494 for (j = 0; j < 7; j++, fnameptr += 2)
1495 sprintf(fnameptr, "%02x", buf[j]);
1496 } else {
1497 memcpy(filename, Cmd, len);
1498 fnameptr += len;
1499 }
1500
1501 sprintf(fnameptr, ".eml");
1502
1503 // open file
1504 f = fopen(filename, "w+");
1505
1506 // put hex
1507 for (i = 0; i < 32*4 + 8*16; i++) {
1508 if (mfEmlGetMem(buf, i, 1)) {
1509 PrintAndLog("Cant get block: %d", i);
1510 break;
1511 }
1512 for (j = 0; j < 16; j++)
1513 fprintf(f, "%02x", buf[j]);
1514 fprintf(f,"\n");
1515 }
1516 fclose(f);
1517
1518 PrintAndLog("Saved to file: %s", filename);
1519
1520 return 0;
1521 }
1522
1523
1524 int CmdHF14AMfECFill(const char *Cmd)
1525 {
1526 uint8_t keyType = 0;
1527 uint8_t numSectors = 16;
1528
1529 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1530 PrintAndLog("Usage: hf mf ecfill <key A/B> [card memory]");
1531 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1532 PrintAndLog("");
1533 PrintAndLog("samples: hf mf ecfill A");
1534 PrintAndLog(" hf mf ecfill A 4");
1535 PrintAndLog("Read card and transfer its data to emulator memory.");
1536 PrintAndLog("Keys must be laid in the emulator memory. \n");
1537 return 0;
1538 }
1539
1540 char ctmp = param_getchar(Cmd, 0);
1541 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
1542 PrintAndLog("Key type must be A or B");
1543 return 1;
1544 }
1545 if (ctmp != 'A' && ctmp != 'a') keyType = 1;
1546
1547 ctmp = param_getchar(Cmd, 1);
1548 switch (ctmp) {
1549 case '0' : numSectors = 5; break;
1550 case '1' :
1551 case '\0': numSectors = 16; break;
1552 case '2' : numSectors = 32; break;
1553 case '4' : numSectors = 40; break;
1554 default: numSectors = 16;
1555 }
1556
1557 printf("--params: numSectors: %d, keyType:%d", numSectors, keyType);
1558 UsbCommand c = {CMD_MIFARE_EML_CARDLOAD, {numSectors, keyType, 0}};
1559 SendCommand(&c);
1560 return 0;
1561 }
1562
1563
1564 int CmdHF14AMfEKeyPrn(const char *Cmd)
1565 {
1566 int i;
1567 uint8_t data[16];
1568 uint64_t keyA, keyB;
1569
1570 PrintAndLog("|---|----------------|----------------|");
1571 PrintAndLog("|sec|key A |key B |");
1572 PrintAndLog("|---|----------------|----------------|");
1573 for (i = 0; i < 40; i++) {
1574 if (mfEmlGetMem(data, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1)) {
1575 PrintAndLog("error get block %d", FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1);
1576 break;
1577 }
1578 keyA = bytes_to_num(data, 6);
1579 keyB = bytes_to_num(data + 10, 6);
1580 PrintAndLog("|%03d| %012"llx" | %012"llx" |", i, keyA, keyB);
1581 }
1582 PrintAndLog("|---|----------------|----------------|");
1583
1584 return 0;
1585 }
1586
1587
1588 int CmdHF14AMfCSetUID(const char *Cmd)
1589 {
1590 uint8_t wipeCard = 0;
1591 uint8_t uid[8] = {0};
1592 uint8_t oldUid[8]= {0};
1593 int res;
1594
1595 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1596 PrintAndLog("Usage: hf mf csetuid <UID 8 hex symbols> <w>");
1597 PrintAndLog("sample: hf mf csetuid 01020304 w");
1598 PrintAndLog("Set UID for magic Chinese card (only works with!!!)");
1599 PrintAndLog("If you want wipe card then add 'w' into command line. \n");
1600 return 0;
1601 }
1602
1603 if (param_getchar(Cmd, 0) && param_gethex(Cmd, 0, uid, 8)) {
1604 PrintAndLog("UID must include 8 HEX symbols");
1605 return 1;
1606 }
1607
1608 char ctmp = param_getchar(Cmd, 1);
1609 if (ctmp == 'w' || ctmp == 'W') wipeCard = 1;
1610
1611 PrintAndLog("--wipe card:%02x uid:%s", wipeCard, sprint_hex(uid, 4));
1612
1613 res = mfCSetUID(uid, oldUid, wipeCard);
1614 if (res) {
1615 PrintAndLog("Can't set UID. error=%d", res);
1616 return 1;
1617 }
1618
1619 PrintAndLog("old UID:%s", sprint_hex(oldUid, 4));
1620 return 0;
1621 }
1622
1623
1624 int CmdHF14AMfCSetBlk(const char *Cmd)
1625 {
1626 uint8_t uid[8];
1627 uint8_t memBlock[16];
1628 uint8_t blockNo = 0;
1629 int res;
1630 memset(memBlock, 0x00, sizeof(memBlock));
1631
1632 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1633 PrintAndLog("Usage: hf mf csetblk <block number> <block data (32 hex symbols)>");
1634 PrintAndLog("sample: hf mf csetblk 1 01020304050607080910111213141516");
1635 PrintAndLog("Set block data for magic Chinese card (only works with!!!)");
1636 PrintAndLog("If you want wipe card then add 'w' into command line. \n");
1637 return 0;
1638 }
1639
1640 blockNo = param_get8(Cmd, 0);
1641
1642 if (param_gethex(Cmd, 1, memBlock, 32)) {
1643 PrintAndLog("block data must include 32 HEX symbols");
1644 return 1;
1645 }
1646
1647 PrintAndLog("--block number:%2d data:%s", blockNo, sprint_hex(memBlock, 16));
1648
1649 res = mfCSetBlock(blockNo, memBlock, uid, 0, CSETBLOCK_SINGLE_OPER);
1650 if (res) {
1651 PrintAndLog("Can't write block. error=%d", res);
1652 return 1;
1653 }
1654
1655 PrintAndLog("UID:%s", sprint_hex(uid, 4));
1656 return 0;
1657 }
1658
1659
1660 int CmdHF14AMfCLoad(const char *Cmd)
1661 {
1662 FILE * f;
1663 char filename[20];
1664 char * fnameptr = filename;
1665 char buf[64];
1666 uint8_t buf8[64];
1667 uint8_t fillFromEmulator = 0;
1668 int i, len, blockNum, flags;
1669
1670 memset(filename, 0, sizeof(filename));
1671 memset(buf, 0, sizeof(buf));
1672
1673 if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
1674 PrintAndLog("It loads magic Chinese card (only works with!!!) from the file `filename.eml`");
1675 PrintAndLog("or from emulator memory (option `e`)");
1676 PrintAndLog("Usage: hf mf cload <file name w/o `.eml`>");
1677 PrintAndLog(" or: hf mf cload e ");
1678 PrintAndLog(" sample: hf mf cload filename");
1679 return 0;
1680 }
1681
1682 char ctmp = param_getchar(Cmd, 0);
1683 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1684
1685 if (fillFromEmulator) {
1686 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1687 for (blockNum = 0; blockNum < 16 * 4; blockNum += 1) {
1688 if (mfEmlGetMem(buf8, blockNum, 1)) {
1689 PrintAndLog("Cant get block: %d", blockNum);
1690 return 2;
1691 }
1692
1693 if (blockNum == 2) flags = 0;
1694 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1695
1696 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1697 PrintAndLog("Cant set magic card block: %d", blockNum);
1698 return 3;
1699 }
1700 }
1701 return 0;
1702 } else {
1703 len = strlen(Cmd);
1704 if (len > 14) len = 14;
1705
1706 memcpy(filename, Cmd, len);
1707 fnameptr += len;
1708
1709 sprintf(fnameptr, ".eml");
1710
1711 // open file
1712 f = fopen(filename, "r");
1713 if (f == NULL) {
1714 PrintAndLog("File not found or locked.");
1715 return 1;
1716 }
1717
1718 blockNum = 0;
1719 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1720 while(!feof(f)){
1721 memset(buf, 0, sizeof(buf));
1722 if (fgets(buf, sizeof(buf), f) == NULL) {
1723 PrintAndLog("File reading error.");
1724 return 2;
1725 }
1726
1727 if (strlen(buf) < 32){
1728 if(strlen(buf) && feof(f))
1729 break;
1730 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1731 return 2;
1732 }
1733 for (i = 0; i < 32; i += 2)
1734 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1735
1736 if (blockNum == 2) flags = 0;
1737 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1738
1739 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1740 PrintAndLog("Can't set magic card block: %d", blockNum);
1741 return 3;
1742 }
1743 blockNum++;
1744
1745 if (blockNum >= 16 * 4) break; // magic card type - mifare 1K
1746 }
1747 fclose(f);
1748
1749 if (blockNum != 16 * 4){
1750 PrintAndLog("File content error. There must be 64 blocks");
1751 return 4;
1752 }
1753 PrintAndLog("Loaded from file: %s", filename);
1754 return 0;
1755 }
1756 }
1757
1758
1759 int CmdHF14AMfCGetBlk(const char *Cmd) {
1760 uint8_t memBlock[16];
1761 uint8_t blockNo = 0;
1762 int res;
1763 memset(memBlock, 0x00, sizeof(memBlock));
1764
1765 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1766 PrintAndLog("Usage: hf mf cgetblk <block number>");
1767 PrintAndLog("sample: hf mf cgetblk 1");
1768 PrintAndLog("Get block data from magic Chinese card (only works with!!!)\n");
1769 return 0;
1770 }
1771
1772 blockNo = param_get8(Cmd, 0);
1773
1774 PrintAndLog("--block number:%2d ", blockNo);
1775
1776 res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER);
1777 if (res) {
1778 PrintAndLog("Can't read block. error=%d", res);
1779 return 1;
1780 }
1781
1782 PrintAndLog("block data:%s", sprint_hex(memBlock, 16));
1783 return 0;
1784 }
1785
1786
1787 int CmdHF14AMfCGetSc(const char *Cmd) {
1788 uint8_t memBlock[16];
1789 uint8_t sectorNo = 0;
1790 int i, res, flags;
1791 memset(memBlock, 0x00, sizeof(memBlock));
1792
1793 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1794 PrintAndLog("Usage: hf mf cgetsc <sector number>");
1795 PrintAndLog("sample: hf mf cgetsc 0");
1796 PrintAndLog("Get sector data from magic Chinese card (only works with!!!)\n");
1797 return 0;
1798 }
1799
1800 sectorNo = param_get8(Cmd, 0);
1801 if (sectorNo > 15) {
1802 PrintAndLog("Sector number must be in [0..15] as in MIFARE classic.");
1803 return 1;
1804 }
1805
1806 PrintAndLog("--sector number:%d ", sectorNo);
1807
1808 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1809 for (i = 0; i < 4; i++) {
1810 if (i == 1) flags = 0;
1811 if (i == 3) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1812
1813 res = mfCGetBlock(sectorNo * 4 + i, memBlock, flags);
1814 if (res) {
1815 PrintAndLog("Can't read block. %d error=%d", sectorNo * 4 + i, res);
1816 return 1;
1817 }
1818
1819 PrintAndLog("block %3d data:%s", sectorNo * 4 + i, sprint_hex(memBlock, 16));
1820 }
1821 return 0;
1822 }
1823
1824
1825 int CmdHF14AMfCSave(const char *Cmd) {
1826
1827 FILE * f;
1828 char filename[20];
1829 char * fnameptr = filename;
1830 uint8_t fillFromEmulator = 0;
1831 uint8_t buf[64];
1832 int i, j, len, flags;
1833
1834 memset(filename, 0, sizeof(filename));
1835 memset(buf, 0, sizeof(buf));
1836
1837 if (param_getchar(Cmd, 0) == 'h') {
1838 PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`");
1839 PrintAndLog("or into emulator memory (option `e`)");
1840 PrintAndLog("Usage: hf mf esave [file name w/o `.eml`][e]");
1841 PrintAndLog(" sample: hf mf esave ");
1842 PrintAndLog(" hf mf esave filename");
1843 PrintAndLog(" hf mf esave e \n");
1844 return 0;
1845 }
1846
1847 char ctmp = param_getchar(Cmd, 0);
1848 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1849
1850 if (fillFromEmulator) {
1851 // put into emulator
1852 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1853 for (i = 0; i < 16 * 4; i++) {
1854 if (i == 1) flags = 0;
1855 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1856
1857 if (mfCGetBlock(i, buf, flags)) {
1858 PrintAndLog("Cant get block: %d", i);
1859 break;
1860 }
1861
1862 if (mfEmlSetMem(buf, i, 1)) {
1863 PrintAndLog("Cant set emul block: %d", i);
1864 return 3;
1865 }
1866 }
1867 return 0;
1868 } else {
1869 len = strlen(Cmd);
1870 if (len > 14) len = 14;
1871
1872 if (len < 1) {
1873 // get filename
1874 if (mfCGetBlock(0, buf, CSETBLOCK_SINGLE_OPER)) {
1875 PrintAndLog("Cant get block: %d", 0);
1876 return 1;
1877 }
1878 for (j = 0; j < 7; j++, fnameptr += 2)
1879 sprintf(fnameptr, "%02x", buf[j]);
1880 } else {
1881 memcpy(filename, Cmd, len);
1882 fnameptr += len;
1883 }
1884
1885 sprintf(fnameptr, ".eml");
1886
1887 // open file
1888 f = fopen(filename, "w+");
1889
1890 // put hex
1891 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1892 for (i = 0; i < 16 * 4; i++) {
1893 if (i == 1) flags = 0;
1894 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1895
1896 if (mfCGetBlock(i, buf, flags)) {
1897 PrintAndLog("Cant get block: %d", i);
1898 break;
1899 }
1900 for (j = 0; j < 16; j++)
1901 fprintf(f, "%02x", buf[j]);
1902 fprintf(f,"\n");
1903 }
1904 fclose(f);
1905
1906 PrintAndLog("Saved to file: %s", filename);
1907
1908 return 0;
1909 }
1910 }
1911
1912
1913 int CmdHF14AMfSniff(const char *Cmd){
1914 // params
1915 bool wantLogToFile = 0;
1916 bool wantDecrypt = 0;
1917 //bool wantSaveToEml = 0; TODO
1918 bool wantSaveToEmlFile = 0;
1919
1920 //var
1921 int res = 0;
1922 int len = 0;
1923 int blockLen = 0;
1924 int num = 0;
1925 int pckNum = 0;
1926 uint8_t uid[7];
1927 uint8_t uid_len;
1928 uint8_t atqa[2];
1929 uint8_t sak;
1930 bool isTag;
1931 uint32_t parity;
1932 uint8_t buf[3000];
1933 uint8_t * bufPtr = buf;
1934 memset(buf, 0x00, 3000);
1935
1936 if (param_getchar(Cmd, 0) == 'h') {
1937 PrintAndLog("It continuously gets data from the field and saves it to: log, emulator, emulator file.");
1938 PrintAndLog("You can specify:");
1939 PrintAndLog(" l - save encrypted sequence to logfile `uid.log`");
1940 PrintAndLog(" d - decrypt sequence and put it to log file `uid.log`");
1941 PrintAndLog(" n/a e - decrypt sequence, collect read and write commands and save the result of the sequence to emulator memory");
1942 PrintAndLog(" r - decrypt sequence, collect read and write commands and save the result of the sequence to emulator dump file `uid.eml`");
1943 PrintAndLog("Usage: hf mf sniff [l][d][e][r]");
1944 PrintAndLog(" sample: hf mf sniff l d e");
1945 return 0;
1946 }
1947
1948 for (int i = 0; i < 4; i++) {
1949 char ctmp = param_getchar(Cmd, i);
1950 if (ctmp == 'l' || ctmp == 'L') wantLogToFile = true;
1951 if (ctmp == 'd' || ctmp == 'D') wantDecrypt = true;
1952 //if (ctmp == 'e' || ctmp == 'E') wantSaveToEml = true; TODO
1953 if (ctmp == 'f' || ctmp == 'F') wantSaveToEmlFile = true;
1954 }
1955
1956 printf("-------------------------------------------------------------------------\n");
1957 printf("Executing command. \n");
1958 printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
1959 printf("Press the key on pc keyboard to abort the client.\n");
1960 printf("-------------------------------------------------------------------------\n");
1961
1962 UsbCommand c = {CMD_MIFARE_SNIFFER, {0, 0, 0}};
1963 clearCommandBuffer();
1964 SendCommand(&c);
1965
1966 // wait cycle
1967 while (true) {
1968 printf(".");
1969 fflush(stdout);
1970 if (ukbhit()) {
1971 getchar();
1972 printf("\naborted via keyboard!\n");
1973 break;
1974 }
1975
1976 UsbCommand resp;
1977 if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) {
1978 res = resp.arg[0] & 0xff;
1979 len = resp.arg[1];
1980 num = resp.arg[2];
1981
1982 if (res == 0) return 0;
1983 if (res == 1) {
1984 if (num ==0) {
1985 bufPtr = buf;
1986 memset(buf, 0x00, 3000);
1987 }
1988 memcpy(bufPtr, resp.d.asBytes, len);
1989 bufPtr += len;
1990 pckNum++;
1991 }
1992 if (res == 2) {
1993 blockLen = bufPtr - buf;
1994 bufPtr = buf;
1995 printf(">\n");
1996 PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum);
1997 num = 0;
1998 while (bufPtr - buf + 9 < blockLen) {
1999 isTag = bufPtr[3] & 0x80 ? true:false;
2000 bufPtr += 4;
2001 parity = *((uint32_t *)(bufPtr));
2002 bufPtr += 4;
2003 len = bufPtr[0];
2004 bufPtr++;
2005 if ((len == 14) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff)) {
2006 memcpy(uid, bufPtr + 2, 7);
2007 memcpy(atqa, bufPtr + 2 + 7, 2);
2008 uid_len = (atqa[0] & 0xC0) == 0x40 ? 7 : 4;
2009 sak = bufPtr[11];
2010
2011 PrintAndLog("tag select uid:%s atqa:0x%02x%02x sak:0x%02x",
2012 sprint_hex(uid + (7 - uid_len), uid_len),
2013 atqa[1],
2014 atqa[0],
2015 sak);
2016 if (wantLogToFile || wantDecrypt) {
2017 FillFileNameByUID(logHexFileName, uid + (7 - uid_len), ".log", uid_len);
2018 AddLogCurrentDT(logHexFileName);
2019 }
2020 if (wantDecrypt) mfTraceInit(uid, atqa, sak, wantSaveToEmlFile);
2021 } else {
2022 PrintAndLog("%s(%d):%s", isTag ? "TAG":"RDR", num, sprint_hex(bufPtr, len));
2023 if (wantLogToFile) AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len);
2024 if (wantDecrypt) mfTraceDecode(bufPtr, len, parity, wantSaveToEmlFile);
2025 }
2026 bufPtr += len;
2027 num++;
2028 }
2029 }
2030 } // resp not NILL
2031 } // while (true)
2032
2033 return 0;
2034 }
2035
2036 static command_t CommandTable[] =
2037 {
2038 {"help", CmdHelp, 1, "This help"},
2039 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
2040 {"rdbl", CmdHF14AMfRdBl, 0, "Read MIFARE classic block"},
2041 {"urdbl", CmdHF14AMfURdBl, 0, "Read MIFARE Ultralight block"},
2042 {"urdcard", CmdHF14AMfURdCard, 0,"Read MIFARE Ultralight Card"},
2043 {"uwrbl", CmdHF14AMfUWrBl, 0,"Write MIFARE Ultralight block"},
2044 {"rdsc", CmdHF14AMfRdSc, 0, "Read MIFARE classic sector"},
2045 {"dump", CmdHF14AMfDump, 0, "Dump MIFARE classic tag to binary file"},
2046 {"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"},
2047 {"wrbl", CmdHF14AMfWrBl, 0, "Write MIFARE classic block"},
2048 {"chk", CmdHF14AMfChk, 0, "Test block keys"},
2049 {"mifare", CmdHF14AMifare, 0, "Read parity error messages."},
2050 {"nested", CmdHF14AMfNested, 0, "Test nested authentication"},
2051 {"sniff", CmdHF14AMfSniff, 0, "Sniff card-reader communication"},
2052 {"sim", CmdHF14AMf1kSim, 0, "Simulate MIFARE card"},
2053 {"eclr", CmdHF14AMfEClear, 0, "Clear simulator memory block"},
2054 {"eget", CmdHF14AMfEGet, 0, "Get simulator memory block"},
2055 {"eset", CmdHF14AMfESet, 0, "Set simulator memory block"},
2056 {"eload", CmdHF14AMfELoad, 0, "Load from file emul dump"},
2057 {"esave", CmdHF14AMfESave, 0, "Save to file emul dump"},
2058 {"ecfill", CmdHF14AMfECFill, 0, "Fill simulator memory with help of keys from simulator"},
2059 {"ekeyprn", CmdHF14AMfEKeyPrn, 0, "Print keys from simulator memory"},
2060 {"csetuid", CmdHF14AMfCSetUID, 0, "Set UID for magic Chinese card"},
2061 {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block into magic Chinese card"},
2062 {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block from magic Chinese card"},
2063 {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector from magic Chinese card"},
2064 {"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"},
2065 {"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"},
2066 {NULL, NULL, 0, NULL}
2067 };
2068
2069 int CmdHFMF(const char *Cmd)
2070 {
2071 // flush
2072 WaitForResponseTimeout(CMD_ACK,NULL,100);
2073
2074 CmdsParse(CommandTable, Cmd);
2075 return 0;
2076 }
2077
2078 int CmdHelp(const char *Cmd)
2079 {
2080 CmdsHelp(CommandTable);
2081 return 0;
2082 }
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