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Merge pull request #33 from pwpiwi/master
[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 PrintAndLog("Attempting to Read Ultralight... ");
347
348 UsbCommand c = {CMD_MIFAREU_READCARD, {sectorNo}};
349 SendCommand(&c);
350
351 UsbCommand resp;
352 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
353 isOK = resp.arg[0] & 0xff;
354 data = resp.d.asBytes;
355
356 PrintAndLog("isOk:%02x", isOK);
357 if (isOK)
358 { // bit 0 and 1
359 PrintAndLog("Block %3d:%s ", 0,sprint_hex(data + 0 * 4, 4));
360 PrintAndLog("Block %3d:%s ", 1,sprint_hex(data + 1 * 4, 4));
361 // bit 2
362 //process lock bytes
363 lockbytes_t=data+(2*4);
364 lockbytes[0]=lockbytes_t[2];
365 lockbytes[1]=lockbytes_t[3];
366 for(int j=0; j<16; j++){
367 bit[j]=lockbytes[j/8] & ( 1 <<(7-j%8));
368 }
369 //remaining
370 for (i = 3; i < 16; i++) {
371 int bitnum = (23-i) % 16;
372 PrintAndLog("Block %3d:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[bitnum]);
373 }
374
375 }
376 } else {
377 PrintAndLog("Command execute timeout");
378 }
379 return 0;
380 }
381
382
383 int CmdHF14AMfRdSc(const char *Cmd)
384 {
385 int i;
386 uint8_t sectorNo = 0;
387 uint8_t keyType = 0;
388 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
389 uint8_t isOK = 0;
390 uint8_t *data = NULL;
391 char cmdp = 0x00;
392
393 if (strlen(Cmd)<3) {
394 PrintAndLog("Usage: hf mf rdsc <sector number> <key A/B> <key (12 hex symbols)>");
395 PrintAndLog(" sample: hf mf rdsc 0 A FFFFFFFFFFFF ");
396 return 0;
397 }
398
399 sectorNo = param_get8(Cmd, 0);
400 if (sectorNo > 39) {
401 PrintAndLog("Sector number must be less than 40");
402 return 1;
403 }
404 cmdp = param_getchar(Cmd, 1);
405 if (cmdp != 'a' && cmdp != 'A' && cmdp != 'b' && cmdp != 'B') {
406 PrintAndLog("Key type must be A or B");
407 return 1;
408 }
409 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
410 if (param_gethex(Cmd, 2, key, 12)) {
411 PrintAndLog("Key must include 12 HEX symbols");
412 return 1;
413 }
414 PrintAndLog("--sector no:%d key type:%c key:%s ", sectorNo, keyType?'B':'A', sprint_hex(key, 6));
415
416 UsbCommand c = {CMD_MIFARE_READSC, {sectorNo, keyType, 0}};
417 memcpy(c.d.asBytes, key, 6);
418 SendCommand(&c);
419 PrintAndLog(" ");
420
421 UsbCommand resp;
422 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
423 isOK = resp.arg[0] & 0xff;
424 data = resp.d.asBytes;
425
426 PrintAndLog("isOk:%02x", isOK);
427 if (isOK) {
428 for (i = 0; i < (sectorNo<32?3:15); i++) {
429 PrintAndLog("data : %s", sprint_hex(data + i * 16, 16));
430 }
431 PrintAndLog("trailer: %s", sprint_hex(data + (sectorNo<32?3:15) * 16, 16));
432 }
433 } else {
434 PrintAndLog("Command execute timeout");
435 }
436
437 return 0;
438 }
439
440
441 uint8_t FirstBlockOfSector(uint8_t sectorNo)
442 {
443 if (sectorNo < 32) {
444 return sectorNo * 4;
445 } else {
446 return 32 * 4 + (sectorNo - 32) * 16;
447 }
448 }
449
450
451 uint8_t NumBlocksPerSector(uint8_t sectorNo)
452 {
453 if (sectorNo < 32) {
454 return 4;
455 } else {
456 return 16;
457 }
458 }
459
460
461 int CmdHF14AMfDump(const char *Cmd)
462 {
463 uint8_t sectorNo, blockNo;
464
465 uint8_t keyA[40][6];
466 uint8_t keyB[40][6];
467 uint8_t rights[40][4];
468 uint8_t carddata[256][16];
469 uint8_t numSectors = 16;
470
471 FILE *fin;
472 FILE *fout;
473
474 UsbCommand resp;
475
476 char cmdp = param_getchar(Cmd, 0);
477 switch (cmdp) {
478 case '0' : numSectors = 5; break;
479 case '1' :
480 case '\0': numSectors = 16; break;
481 case '2' : numSectors = 32; break;
482 case '4' : numSectors = 40; break;
483 default: numSectors = 16;
484 }
485
486 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
487 PrintAndLog("Usage: hf mf dump [card memory]");
488 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
489 PrintAndLog("");
490 PrintAndLog("Samples: hf mf dump");
491 PrintAndLog(" hf mf dump 4");
492 return 0;
493 }
494
495 if ((fin = fopen("dumpkeys.bin","rb")) == NULL) {
496 PrintAndLog("Could not find file dumpkeys.bin");
497 return 1;
498 }
499
500 // Read key file
501
502 for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
503 if (fread( keyA[sectorNo], 1, 6, fin ) == 0) {
504 PrintAndLog("File reading error.");
505 fclose(fin);
506 return 2;
507 }
508 }
509
510 for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
511 if (fread( keyB[sectorNo], 1, 6, fin ) == 0) {
512 PrintAndLog("File reading error.");
513 fclose(fin);
514 return 2;
515 }
516 }
517 fclose(fin);
518 // Read access rights to sectors
519
520 PrintAndLog("|-----------------------------------------|");
521 PrintAndLog("|------ Reading sector access bits...-----|");
522 PrintAndLog("|-----------------------------------------|");
523
524 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
525 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 0, 0}};
526 memcpy(c.d.asBytes, keyA[sectorNo], 6);
527 SendCommand(&c);
528
529 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
530 uint8_t isOK = resp.arg[0] & 0xff;
531 uint8_t *data = resp.d.asBytes;
532 if (isOK){
533 rights[sectorNo][0] = ((data[7] & 0x10)>>2) | ((data[8] & 0x1)<<1) | ((data[8] & 0x10)>>4); // C1C2C3 for data area 0
534 rights[sectorNo][1] = ((data[7] & 0x20)>>3) | ((data[8] & 0x2)<<0) | ((data[8] & 0x20)>>5); // C1C2C3 for data area 1
535 rights[sectorNo][2] = ((data[7] & 0x40)>>4) | ((data[8] & 0x4)>>1) | ((data[8] & 0x40)>>6); // C1C2C3 for data area 2
536 rights[sectorNo][3] = ((data[7] & 0x80)>>5) | ((data[8] & 0x8)>>2) | ((data[8] & 0x80)>>7); // C1C2C3 for sector trailer
537 } else {
538 PrintAndLog("Could not get access rights for sector %2d. Trying with defaults...", sectorNo);
539 rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;
540 rights[sectorNo][3] = 0x01;
541 }
542 } else {
543 PrintAndLog("Command execute timeout when trying to read access rights for sector %2d. Trying with defaults...", sectorNo);
544 rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;
545 rights[sectorNo][3] = 0x01;
546 }
547 }
548
549 // Read blocks and print to file
550
551 PrintAndLog("|-----------------------------------------|");
552 PrintAndLog("|----- Dumping all blocks to file... -----|");
553 PrintAndLog("|-----------------------------------------|");
554
555 bool isOK = true;
556 for (sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) {
557 for (blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
558 bool received = false;
559 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. At least the Access Conditions can always be read with key A.
560 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
561 memcpy(c.d.asBytes, keyA[sectorNo], 6);
562 SendCommand(&c);
563 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
564 } else { // data block. Check if it can be read with key A or key B
565 uint8_t data_area = sectorNo<32?blockNo:blockNo/5;
566 if ((rights[sectorNo][data_area] == 0x03) || (rights[sectorNo][data_area] == 0x05)) { // only key B would work
567 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 1, 0}};
568 memcpy(c.d.asBytes, keyB[sectorNo], 6);
569 SendCommand(&c);
570 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
571 } else if (rights[sectorNo][data_area] == 0x07) { // no key would work
572 isOK = false;
573 PrintAndLog("Access rights do not allow reading of sector %2d block %3d", sectorNo, blockNo);
574 } else { // key A would work
575 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
576 memcpy(c.d.asBytes, keyA[sectorNo], 6);
577 SendCommand(&c);
578 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
579 }
580 }
581
582 if (received) {
583 isOK = resp.arg[0] & 0xff;
584 uint8_t *data = resp.d.asBytes;
585 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. Fill in the keys.
586 data[0] = (keyA[sectorNo][0]);
587 data[1] = (keyA[sectorNo][1]);
588 data[2] = (keyA[sectorNo][2]);
589 data[3] = (keyA[sectorNo][3]);
590 data[4] = (keyA[sectorNo][4]);
591 data[5] = (keyA[sectorNo][5]);
592 data[10] = (keyB[sectorNo][0]);
593 data[11] = (keyB[sectorNo][1]);
594 data[12] = (keyB[sectorNo][2]);
595 data[13] = (keyB[sectorNo][3]);
596 data[14] = (keyB[sectorNo][4]);
597 data[15] = (keyB[sectorNo][5]);
598 }
599 if (isOK) {
600 memcpy(carddata[FirstBlockOfSector(sectorNo) + blockNo], data, 16);
601 PrintAndLog("Successfully read block %2d of sector %2d.", blockNo, sectorNo);
602 } else {
603 PrintAndLog("Could not read block %2d of sector %2d", blockNo, sectorNo);
604 break;
605 }
606 }
607 else {
608 isOK = false;
609 PrintAndLog("Command execute timeout when trying to read block %2d of sector %2d.", blockNo, sectorNo);
610 break;
611 }
612 }
613
614 }
615
616 if (isOK) {
617 if ((fout = fopen("dumpdata.bin","wb")) == NULL) {
618 PrintAndLog("Could not create file name dumpdata.bin");
619 return 1;
620 }
621 uint16_t numblocks = FirstBlockOfSector(numSectors - 1) + NumBlocksPerSector(numSectors - 1);
622 fwrite(carddata, 1, 16*numblocks, fout);
623 fclose(fout);
624 PrintAndLog("Dumped %d blocks (%d bytes) to file dumpdata.bin", numblocks, 16*numblocks);
625 }
626
627 return 0;
628 }
629
630
631 int CmdHF14AMfRestore(const char *Cmd)
632 {
633
634 uint8_t sectorNo,blockNo;
635 uint8_t keyType = 0;
636 uint8_t key[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
637 uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
638 uint8_t keyA[40][6];
639 uint8_t keyB[40][6];
640 uint8_t numSectors;
641
642 FILE *fdump;
643 FILE *fkeys;
644
645 char cmdp = param_getchar(Cmd, 0);
646 switch (cmdp) {
647 case '0' : numSectors = 5; break;
648 case '1' :
649 case '\0': numSectors = 16; break;
650 case '2' : numSectors = 32; break;
651 case '4' : numSectors = 40; break;
652 default: numSectors = 16;
653 }
654
655 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
656 PrintAndLog("Usage: hf mf restore [card memory]");
657 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
658 PrintAndLog("");
659 PrintAndLog("Samples: hf mf restore");
660 PrintAndLog(" hf mf restore 4");
661 return 0;
662 }
663
664 if ((fdump = fopen("dumpdata.bin","rb")) == NULL) {
665 PrintAndLog("Could not find file dumpdata.bin");
666 return 1;
667 }
668 if ((fkeys = fopen("dumpkeys.bin","rb")) == NULL) {
669 PrintAndLog("Could not find file dumpkeys.bin");
670 fclose(fdump);
671 return 1;
672 }
673
674 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
675 if (fread(keyA[sectorNo], 1, 6, fkeys) == 0) {
676 PrintAndLog("File reading error (dumpkeys.bin).");
677 fclose(fdump);
678 fclose(fkeys);
679 return 2;
680 }
681 }
682
683 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
684 if (fread(keyB[sectorNo], 1, 6, fkeys) == 0) {
685 PrintAndLog("File reading error (dumpkeys.bin).");
686 fclose(fdump);
687 fclose(fkeys);
688 return 2;
689 }
690 }
691 fclose(fkeys);
692
693 PrintAndLog("Restoring dumpdata.bin to card");
694
695 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
696 for(blockNo = 0; blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
697 UsbCommand c = {CMD_MIFARE_WRITEBL, {FirstBlockOfSector(sectorNo) + blockNo, keyType, 0}};
698 memcpy(c.d.asBytes, key, 6);
699
700 if (fread(bldata, 1, 16, fdump) == 0) {
701 PrintAndLog("File reading error (dumpdata.bin).");
702 fclose(fdump);
703 return 2;
704 }
705
706 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer
707 bldata[0] = (keyA[sectorNo][0]);
708 bldata[1] = (keyA[sectorNo][1]);
709 bldata[2] = (keyA[sectorNo][2]);
710 bldata[3] = (keyA[sectorNo][3]);
711 bldata[4] = (keyA[sectorNo][4]);
712 bldata[5] = (keyA[sectorNo][5]);
713 bldata[10] = (keyB[sectorNo][0]);
714 bldata[11] = (keyB[sectorNo][1]);
715 bldata[12] = (keyB[sectorNo][2]);
716 bldata[13] = (keyB[sectorNo][3]);
717 bldata[14] = (keyB[sectorNo][4]);
718 bldata[15] = (keyB[sectorNo][5]);
719 }
720
721 PrintAndLog("Writing to block %3d: %s", FirstBlockOfSector(sectorNo) + blockNo, sprint_hex(bldata, 16));
722
723 memcpy(c.d.asBytes + 10, bldata, 16);
724 SendCommand(&c);
725
726 UsbCommand resp;
727 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
728 uint8_t isOK = resp.arg[0] & 0xff;
729 PrintAndLog("isOk:%02x", isOK);
730 } else {
731 PrintAndLog("Command execute timeout");
732 }
733 }
734 }
735
736 fclose(fdump);
737 return 0;
738 }
739
740
741 int CmdHF14AMfNested(const char *Cmd)
742 {
743 int i, j, res, iterations;
744 sector *e_sector = NULL;
745 uint8_t blockNo = 0;
746 uint8_t keyType = 0;
747 uint8_t trgBlockNo = 0;
748 uint8_t trgKeyType = 0;
749 uint8_t SectorsCnt = 0;
750 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
751 uint8_t keyBlock[6*6];
752 uint64_t key64 = 0;
753 bool transferToEml = false;
754
755 bool createDumpFile = false;
756 FILE *fkeys;
757 uint8_t standart[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
758 uint8_t tempkey[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
759
760 char cmdp, ctmp;
761
762 if (strlen(Cmd)<3) {
763 PrintAndLog("Usage:");
764 PrintAndLog(" all sectors: hf mf nested <card memory> <block number> <key A/B> <key (12 hex symbols)> [t,d]");
765 PrintAndLog(" one sector: hf mf nested o <block number> <key A/B> <key (12 hex symbols)>");
766 PrintAndLog(" <target block number> <target key A/B> [t]");
767 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
768 PrintAndLog("t - transfer keys into emulator memory");
769 PrintAndLog("d - write keys to binary file");
770 PrintAndLog(" ");
771 PrintAndLog(" sample1: hf mf nested 1 0 A FFFFFFFFFFFF ");
772 PrintAndLog(" sample2: hf mf nested 1 0 A FFFFFFFFFFFF t ");
773 PrintAndLog(" sample3: hf mf nested 1 0 A FFFFFFFFFFFF d ");
774 PrintAndLog(" sample4: hf mf nested o 0 A FFFFFFFFFFFF 4 A");
775 return 0;
776 }
777
778 cmdp = param_getchar(Cmd, 0);
779 blockNo = param_get8(Cmd, 1);
780 ctmp = param_getchar(Cmd, 2);
781 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
782 PrintAndLog("Key type must be A or B");
783 return 1;
784 }
785 if (ctmp != 'A' && ctmp != 'a') keyType = 1;
786 if (param_gethex(Cmd, 3, key, 12)) {
787 PrintAndLog("Key must include 12 HEX symbols");
788 return 1;
789 }
790
791 if (cmdp == 'o' || cmdp == 'O') {
792 cmdp = 'o';
793 trgBlockNo = param_get8(Cmd, 4);
794 ctmp = param_getchar(Cmd, 5);
795 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
796 PrintAndLog("Target key type must be A or B");
797 return 1;
798 }
799 if (ctmp != 'A' && ctmp != 'a') trgKeyType = 1;
800 } else {
801 switch (cmdp) {
802 case '0': SectorsCnt = 05; break;
803 case '1': SectorsCnt = 16; break;
804 case '2': SectorsCnt = 32; break;
805 case '4': SectorsCnt = 40; break;
806 default: SectorsCnt = 16;
807 }
808 }
809
810 ctmp = param_getchar(Cmd, 4);
811 if (ctmp == 't' || ctmp == 'T') transferToEml = true;
812 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = true;
813
814 ctmp = param_getchar(Cmd, 6);
815 transferToEml |= (ctmp == 't' || ctmp == 'T');
816 transferToEml |= (ctmp == 'd' || ctmp == 'D');
817
818 if (cmdp == 'o') {
819 PrintAndLog("--target block no:%3d, target key type:%c ", trgBlockNo, trgKeyType?'B':'A');
820 if (mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true)) {
821 PrintAndLog("Nested error.");
822 return 2;
823 }
824 key64 = bytes_to_num(keyBlock, 6);
825 if (key64) {
826 PrintAndLog("Found valid key:%012"llx, key64);
827
828 // transfer key to the emulator
829 if (transferToEml) {
830 uint8_t sectortrailer;
831 if (trgBlockNo < 32*4) { // 4 block sector
832 sectortrailer = (trgBlockNo & 0x03) + 3;
833 } else { // 16 block sector
834 sectortrailer = (trgBlockNo & 0x0f) + 15;
835 }
836 mfEmlGetMem(keyBlock, sectortrailer, 1);
837
838 if (!trgKeyType)
839 num_to_bytes(key64, 6, keyBlock);
840 else
841 num_to_bytes(key64, 6, &keyBlock[10]);
842 mfEmlSetMem(keyBlock, sectortrailer, 1);
843 }
844 } else {
845 PrintAndLog("No valid key found");
846 }
847 }
848 else { // ------------------------------------ multiple sectors working
849 clock_t time1;
850 time1 = clock();
851
852 e_sector = calloc(SectorsCnt, sizeof(sector));
853 if (e_sector == NULL) return 1;
854
855 //test current key and additional standard keys first
856 memcpy(keyBlock, key, 6);
857 num_to_bytes(0xffffffffffff, 6, (uint8_t*)(keyBlock + 1 * 6));
858 num_to_bytes(0x000000000000, 6, (uint8_t*)(keyBlock + 2 * 6));
859 num_to_bytes(0xa0a1a2a3a4a5, 6, (uint8_t*)(keyBlock + 3 * 6));
860 num_to_bytes(0xb0b1b2b3b4b5, 6, (uint8_t*)(keyBlock + 4 * 6));
861 num_to_bytes(0xaabbccddeeff, 6, (uint8_t*)(keyBlock + 5 * 6));
862
863 PrintAndLog("Testing known keys. Sector count=%d", SectorsCnt);
864 for (i = 0; i < SectorsCnt; i++) {
865 for (j = 0; j < 2; j++) {
866 if (e_sector[i].foundKey[j]) continue;
867
868 res = mfCheckKeys(FirstBlockOfSector(i), j, 6, keyBlock, &key64);
869
870 if (!res) {
871 e_sector[i].Key[j] = key64;
872 e_sector[i].foundKey[j] = 1;
873 }
874 }
875 }
876
877
878 // nested sectors
879 iterations = 0;
880 PrintAndLog("nested...");
881 bool calibrate = true;
882 for (i = 0; i < NESTED_SECTOR_RETRY; i++) {
883 for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
884 for (trgKeyType = 0; trgKeyType < 2; trgKeyType++) {
885 if (e_sector[sectorNo].foundKey[trgKeyType]) continue;
886 PrintAndLog("-----------------------------------------------");
887 if(mfnested(blockNo, keyType, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate)) {
888 PrintAndLog("Nested error.\n");
889 return 2;
890 }
891 else {
892 calibrate = false;
893 }
894
895 iterations++;
896
897 key64 = bytes_to_num(keyBlock, 6);
898 if (key64) {
899 PrintAndLog("Found valid key:%012"llx, key64);
900 e_sector[sectorNo].foundKey[trgKeyType] = 1;
901 e_sector[sectorNo].Key[trgKeyType] = key64;
902 }
903 }
904 }
905 }
906
907 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);
908
909 PrintAndLog("-----------------------------------------------\nIterations count: %d\n\n", iterations);
910 //print them
911 PrintAndLog("|---|----------------|---|----------------|---|");
912 PrintAndLog("|sec|key A |res|key B |res|");
913 PrintAndLog("|---|----------------|---|----------------|---|");
914 for (i = 0; i < SectorsCnt; i++) {
915 PrintAndLog("|%03d| %012"llx" | %d | %012"llx" | %d |", i,
916 e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]);
917 }
918 PrintAndLog("|---|----------------|---|----------------|---|");
919
920 // transfer them to the emulator
921 if (transferToEml) {
922 for (i = 0; i < SectorsCnt; i++) {
923 mfEmlGetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
924 if (e_sector[i].foundKey[0])
925 num_to_bytes(e_sector[i].Key[0], 6, keyBlock);
926 if (e_sector[i].foundKey[1])
927 num_to_bytes(e_sector[i].Key[1], 6, &keyBlock[10]);
928 mfEmlSetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
929 }
930 }
931
932 // Create dump file
933 if (createDumpFile) {
934 if ((fkeys = fopen("dumpkeys.bin","wb")) == NULL) {
935 PrintAndLog("Could not create file dumpkeys.bin");
936 free(e_sector);
937 return 1;
938 }
939 PrintAndLog("Printing keys to binary file dumpkeys.bin...");
940 for(i=0; i<SectorsCnt; i++) {
941 if (e_sector[i].foundKey[0]){
942 num_to_bytes(e_sector[i].Key[0], 6, tempkey);
943 fwrite ( tempkey, 1, 6, fkeys );
944 }
945 else{
946 fwrite ( &standart, 1, 6, fkeys );
947 }
948 }
949 for(i=0; i<SectorsCnt; i++) {
950 if (e_sector[i].foundKey[1]){
951 num_to_bytes(e_sector[i].Key[1], 6, tempkey);
952 fwrite ( tempkey, 1, 6, fkeys );
953 }
954 else{
955 fwrite ( &standart, 1, 6, fkeys );
956 }
957 }
958 fclose(fkeys);
959 }
960
961 free(e_sector);
962 }
963
964 return 0;
965 }
966
967
968 int CmdHF14AMfChk(const char *Cmd)
969 {
970 if (strlen(Cmd)<3) {
971 PrintAndLog("Usage: hf mf chk <block number>|<*card memory> <key type (A/B/?)> [t] [<key (12 hex symbols)>] [<dic (*.dic)>]");
972 PrintAndLog(" * - all sectors");
973 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
974 PrintAndLog("d - write keys to binary file\n");
975 PrintAndLog(" sample: hf mf chk 0 A 1234567890ab keys.dic");
976 PrintAndLog(" hf mf chk *1 ? t");
977 return 0;
978 }
979
980 FILE * f;
981 char filename[256]={0};
982 char buf[13];
983 uint8_t *keyBlock = NULL, *p;
984 uint8_t stKeyBlock = 20;
985
986 int i, res;
987 int keycnt = 0;
988 char ctmp = 0x00;
989 uint8_t blockNo = 0;
990 uint8_t SectorsCnt = 1;
991 uint8_t keyType = 0;
992 uint64_t key64 = 0;
993
994 int transferToEml = 0;
995 int createDumpFile = 0;
996
997
998 keyBlock = calloc(stKeyBlock, 6);
999 if (keyBlock == NULL) return 1;
1000
1001 uint64_t defaultKeys[] =
1002 {
1003 0xffffffffffff, // Default key (first key used by program if no user defined key)
1004 0x000000000000, // Blank key
1005 0xa0a1a2a3a4a5, // NFCForum MAD key
1006 0xb0b1b2b3b4b5,
1007 0xaabbccddeeff,
1008 0x4d3a99c351dd,
1009 0x1a982c7e459a,
1010 0xd3f7d3f7d3f7,
1011 0x714c5c886e97,
1012 0x587ee5f9350f,
1013 0xa0478cc39091,
1014 0x533cb6c723f6,
1015 0x8fd0a4f256e9
1016 };
1017 int defaultKeysSize = sizeof(defaultKeys) / sizeof(uint64_t);
1018
1019 for (int defaultKeyCounter = 0; defaultKeyCounter < defaultKeysSize; defaultKeyCounter++)
1020 {
1021 num_to_bytes(defaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));
1022 }
1023
1024
1025 if (param_getchar(Cmd, 0)=='*') {
1026 blockNo = 3;
1027 switch(param_getchar(Cmd+1, 0)) {
1028 case '0': SectorsCnt = 5; break;
1029 case '1': SectorsCnt = 16; break;
1030 case '2': SectorsCnt = 32; break;
1031 case '4': SectorsCnt = 40; break;
1032 default: SectorsCnt = 16;
1033 }
1034 }
1035 else
1036 blockNo = param_get8(Cmd, 0);
1037
1038 ctmp = param_getchar(Cmd, 1);
1039 switch (ctmp) {
1040 case 'a': case 'A':
1041 keyType = !0;
1042 break;
1043 case 'b': case 'B':
1044 keyType = !1;
1045 break;
1046 case '?':
1047 keyType = 2;
1048 break;
1049 default:
1050 PrintAndLog("Key type must be A , B or ?");
1051 return 1;
1052 };
1053
1054 ctmp = param_getchar(Cmd, 2);
1055 if (ctmp == 't' || ctmp == 'T') transferToEml = 1;
1056 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = 1;
1057
1058 for (i = transferToEml || createDumpFile; param_getchar(Cmd, 2 + i); i++) {
1059 if (!param_gethex(Cmd, 2 + i, keyBlock + 6 * keycnt, 12)) {
1060 if ( stKeyBlock - keycnt < 2) {
1061 p = realloc(keyBlock, 6*(stKeyBlock+=10));
1062 if (!p) {
1063 PrintAndLog("Cannot allocate memory for Keys");
1064 free(keyBlock);
1065 return 2;
1066 }
1067 keyBlock = p;
1068 }
1069 PrintAndLog("chk key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
1070 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
1071 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
1072 keycnt++;
1073 } else {
1074 // May be a dic file
1075 if ( param_getstr(Cmd, 2 + i,filename) > 255 ) {
1076 PrintAndLog("File name too long");
1077 free(keyBlock);
1078 return 2;
1079 }
1080
1081 if ( (f = fopen( filename , "r")) ) {
1082 while( fgets(buf, sizeof(buf), f) ){
1083 if (strlen(buf) < 12 || buf[11] == '\n')
1084 continue;
1085
1086 while (fgetc(f) != '\n' && !feof(f)) ; //goto next line
1087
1088 if( buf[0]=='#' ) continue; //The line start with # is comment, skip
1089
1090 if (!isxdigit(buf[0])){
1091 PrintAndLog("File content error. '%s' must include 12 HEX symbols",buf);
1092 continue;
1093 }
1094
1095 buf[12] = 0;
1096
1097 if ( stKeyBlock - keycnt < 2) {
1098 p = realloc(keyBlock, 6*(stKeyBlock+=10));
1099 if (!p) {
1100 PrintAndLog("Cannot allocate memory for defKeys");
1101 free(keyBlock);
1102 return 2;
1103 }
1104 keyBlock = p;
1105 }
1106 memset(keyBlock + 6 * keycnt, 0, 6);
1107 num_to_bytes(strtoll(buf, NULL, 16), 6, keyBlock + 6*keycnt);
1108 PrintAndLog("chk custom key[%2d] %012"llx, keycnt, bytes_to_num(keyBlock + 6*keycnt, 6));
1109 keycnt++;
1110 memset(buf, 0, sizeof(buf));
1111 }
1112 fclose(f);
1113 } else {
1114 PrintAndLog("File: %s: not found or locked.", filename);
1115 free(keyBlock);
1116 return 1;
1117 }
1118 }
1119 }
1120
1121 if (keycnt == 0) {
1122 PrintAndLog("No key specified, trying default keys");
1123 for (;keycnt < defaultKeysSize; keycnt++)
1124 PrintAndLog("chk default key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
1125 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
1126 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
1127 }
1128
1129 // initialize storage for found keys
1130 bool validKey[2][40];
1131 uint8_t foundKey[2][40][6];
1132 for (uint16_t t = 0; t < 2; t++) {
1133 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
1134 validKey[t][sectorNo] = false;
1135 for (uint16_t i = 0; i < 6; i++) {
1136 foundKey[t][sectorNo][i] = 0xff;
1137 }
1138 }
1139 }
1140
1141 for ( int t = !keyType; t < 2; keyType==2?(t++):(t=2) ) {
1142 int b=blockNo;
1143 for (int i = 0; i < SectorsCnt; ++i) {
1144 PrintAndLog("--sector:%2d, block:%3d, key type:%C, key count:%2d ", i, b, t?'B':'A', keycnt);
1145 uint32_t max_keys = keycnt>USB_CMD_DATA_SIZE/6?USB_CMD_DATA_SIZE/6:keycnt;
1146 for (uint32_t c = 0; c < keycnt; c+=max_keys) {
1147 uint32_t size = keycnt-c>max_keys?max_keys:keycnt-c;
1148 res = mfCheckKeys(b, t, size, &keyBlock[6*c], &key64);
1149 if (res != 1) {
1150 if (!res) {
1151 PrintAndLog("Found valid key:[%012"llx"]",key64);
1152 num_to_bytes(key64, 6, foundKey[t][i]);
1153 validKey[t][i] = true;
1154 }
1155 } else {
1156 PrintAndLog("Command execute timeout");
1157 }
1158 }
1159 b<127?(b+=4):(b+=16);
1160 }
1161 }
1162
1163 if (transferToEml) {
1164 uint8_t block[16];
1165 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
1166 if (validKey[0][sectorNo] || validKey[1][sectorNo]) {
1167 mfEmlGetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
1168 for (uint16_t t = 0; t < 2; t++) {
1169 if (validKey[t][sectorNo]) {
1170 memcpy(block + t*10, foundKey[t][sectorNo], 6);
1171 }
1172 }
1173 mfEmlSetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
1174 }
1175 }
1176 PrintAndLog("Found keys have been transferred to the emulator memory");
1177 }
1178
1179 if (createDumpFile) {
1180 FILE *fkeys = fopen("dumpkeys.bin","wb");
1181 if (fkeys == NULL) {
1182 PrintAndLog("Could not create file dumpkeys.bin");
1183 free(keyBlock);
1184 return 1;
1185 }
1186 for (uint16_t t = 0; t < 2; t++) {
1187 fwrite(foundKey[t], 1, 6*SectorsCnt, fkeys);
1188 }
1189 fclose(fkeys);
1190 PrintAndLog("Found keys have been dumped to file dumpkeys.bin. 0xffffffffffff has been inserted for unknown keys.");
1191 }
1192
1193 free(keyBlock);
1194
1195 return 0;
1196 }
1197
1198
1199 int CmdHF14AMf1kSim(const char *Cmd)
1200 {
1201 uint8_t uid[7] = {0, 0, 0, 0, 0, 0, 0};
1202 uint8_t exitAfterNReads = 0;
1203 uint8_t flags = 0;
1204
1205 if (param_getchar(Cmd, 0) == 'h') {
1206 PrintAndLog("Usage: hf mf sim u <uid (8 hex symbols)> n <numreads> i x");
1207 PrintAndLog(" u (Optional) UID. If not specified, the UID from emulator memory will be used");
1208 PrintAndLog(" n (Optional) Automatically exit simulation after <numreads> blocks have been read by reader. 0 = infinite");
1209 PrintAndLog(" i (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted");
1210 PrintAndLog(" x (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)");
1211 PrintAndLog(" sample: hf mf sim u 0a0a0a0a ");
1212 return 0;
1213 }
1214 uint8_t pnr = 0;
1215 if (param_getchar(Cmd, pnr) == 'u') {
1216 if(param_gethex(Cmd, pnr+1, uid, 8) == 0)
1217 {
1218 flags |= FLAG_4B_UID_IN_DATA; // UID from packet
1219 } else if(param_gethex(Cmd,pnr+1,uid,14) == 0) {
1220 flags |= FLAG_7B_UID_IN_DATA;// UID from packet
1221 } else {
1222 PrintAndLog("UID, if specified, must include 8 or 14 HEX symbols");
1223 return 1;
1224 }
1225 pnr +=2;
1226 }
1227 if (param_getchar(Cmd, pnr) == 'n') {
1228 exitAfterNReads = param_get8(Cmd,pnr+1);
1229 pnr += 2;
1230 }
1231 if (param_getchar(Cmd, pnr) == 'i' ) {
1232 //Using a flag to signal interactiveness, least significant bit
1233 flags |= FLAG_INTERACTIVE;
1234 pnr++;
1235 }
1236
1237 if (param_getchar(Cmd, pnr) == 'x' ) {
1238 //Using a flag to signal interactiveness, least significant bit
1239 flags |= FLAG_NR_AR_ATTACK;
1240 }
1241 PrintAndLog(" uid:%s, numreads:%d, flags:%d (0x%02x) ",
1242 flags & FLAG_4B_UID_IN_DATA ? sprint_hex(uid,4):
1243 flags & FLAG_7B_UID_IN_DATA ? sprint_hex(uid,7): "N/A"
1244 , exitAfterNReads, flags,flags);
1245
1246
1247 UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}};
1248 memcpy(c.d.asBytes, uid, sizeof(uid));
1249 SendCommand(&c);
1250
1251 if(flags & FLAG_INTERACTIVE)
1252 {
1253 UsbCommand resp;
1254 PrintAndLog("Press pm3-button to abort simulation");
1255 while(! WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1256 //We're waiting only 1.5 s at a time, otherwise we get the
1257 // annoying message about "Waiting for a response... "
1258 }
1259 }
1260
1261 return 0;
1262 }
1263
1264
1265 int CmdHF14AMfDbg(const char *Cmd)
1266 {
1267 int dbgMode = param_get32ex(Cmd, 0, 0, 10);
1268 if (dbgMode > 4) {
1269 PrintAndLog("Max debug mode parameter is 4 \n");
1270 }
1271
1272 if (strlen(Cmd) < 1 || !param_getchar(Cmd, 0) || dbgMode > 4) {
1273 PrintAndLog("Usage: hf mf dbg <debug level>");
1274 PrintAndLog(" 0 - no debug messages");
1275 PrintAndLog(" 1 - error messages");
1276 PrintAndLog(" 2 - plus information messages");
1277 PrintAndLog(" 3 - plus debug messages");
1278 PrintAndLog(" 4 - print even debug messages in timing critical functions");
1279 PrintAndLog(" Note: this option therefore may cause malfunction itself");
1280 return 0;
1281 }
1282
1283 UsbCommand c = {CMD_MIFARE_SET_DBGMODE, {dbgMode, 0, 0}};
1284 SendCommand(&c);
1285
1286 return 0;
1287 }
1288
1289
1290 int CmdHF14AMfEGet(const char *Cmd)
1291 {
1292 uint8_t blockNo = 0;
1293 uint8_t data[16];
1294
1295 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1296 PrintAndLog("Usage: hf mf eget <block number>");
1297 PrintAndLog(" sample: hf mf eget 0 ");
1298 return 0;
1299 }
1300
1301 blockNo = param_get8(Cmd, 0);
1302
1303 PrintAndLog(" ");
1304 if (!mfEmlGetMem(data, blockNo, 1)) {
1305 PrintAndLog("data[%3d]:%s", blockNo, sprint_hex(data, 16));
1306 } else {
1307 PrintAndLog("Command execute timeout");
1308 }
1309
1310 return 0;
1311 }
1312
1313
1314 int CmdHF14AMfEClear(const char *Cmd)
1315 {
1316 if (param_getchar(Cmd, 0) == 'h') {
1317 PrintAndLog("Usage: hf mf eclr");
1318 PrintAndLog("It set card emulator memory to empty data blocks and key A/B FFFFFFFFFFFF \n");
1319 return 0;
1320 }
1321
1322 UsbCommand c = {CMD_MIFARE_EML_MEMCLR, {0, 0, 0}};
1323 SendCommand(&c);
1324 return 0;
1325 }
1326
1327
1328 int CmdHF14AMfESet(const char *Cmd)
1329 {
1330 uint8_t memBlock[16];
1331 uint8_t blockNo = 0;
1332
1333 memset(memBlock, 0x00, sizeof(memBlock));
1334
1335 if (strlen(Cmd) < 3 || param_getchar(Cmd, 0) == 'h') {
1336 PrintAndLog("Usage: hf mf eset <block number> <block data (32 hex symbols)>");
1337 PrintAndLog(" sample: hf mf eset 1 000102030405060708090a0b0c0d0e0f ");
1338 return 0;
1339 }
1340
1341 blockNo = param_get8(Cmd, 0);
1342
1343 if (param_gethex(Cmd, 1, memBlock, 32)) {
1344 PrintAndLog("block data must include 32 HEX symbols");
1345 return 1;
1346 }
1347
1348 // 1 - blocks count
1349 UsbCommand c = {CMD_MIFARE_EML_MEMSET, {blockNo, 1, 0}};
1350 memcpy(c.d.asBytes, memBlock, 16);
1351 SendCommand(&c);
1352 return 0;
1353 }
1354
1355
1356 int CmdHF14AMfELoad(const char *Cmd)
1357 {
1358 FILE * f;
1359 char filename[20];
1360 char *fnameptr = filename;
1361 char buf[64];
1362 uint8_t buf8[64];
1363 int i, len, blockNum;
1364
1365 memset(filename, 0, sizeof(filename));
1366 memset(buf, 0, sizeof(buf));
1367
1368 if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
1369 PrintAndLog("It loads emul dump from the file `filename.eml`");
1370 PrintAndLog("Usage: hf mf eload <file name w/o `.eml`>");
1371 PrintAndLog(" sample: hf mf eload filename");
1372 return 0;
1373 }
1374
1375 len = strlen(Cmd);
1376 if (len > 14) len = 14;
1377
1378 memcpy(filename, Cmd, len);
1379 fnameptr += len;
1380
1381 sprintf(fnameptr, ".eml");
1382
1383 // open file
1384 f = fopen(filename, "r");
1385 if (f == NULL) {
1386 PrintAndLog("File not found or locked.");
1387 return 1;
1388 }
1389
1390 blockNum = 0;
1391 while(!feof(f)){
1392 memset(buf, 0, sizeof(buf));
1393 if (fgets(buf, sizeof(buf), f) == NULL) {
1394 if((blockNum == 16*4) || (blockNum == 32*4 + 8*16)) { // supports both old (1K) and new (4K) .eml files)
1395 break;
1396 }
1397 PrintAndLog("File reading error.");
1398 fclose(f);
1399 return 2;
1400 }
1401 if (strlen(buf) < 32){
1402 if(strlen(buf) && feof(f))
1403 break;
1404 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1405 fclose(f);
1406 return 2;
1407 }
1408 for (i = 0; i < 32; i += 2) {
1409 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1410 // PrintAndLog("data[%02d]:%s", blockNum, sprint_hex(buf8, 16));
1411 }
1412 if (mfEmlSetMem(buf8, blockNum, 1)) {
1413 PrintAndLog("Cant set emul block: %3d", blockNum);
1414 fclose(f);
1415 return 3;
1416 }
1417 blockNum++;
1418
1419 if (blockNum >= 32*4 + 8*16) break;
1420 }
1421 fclose(f);
1422
1423 if ((blockNum != 16*4) && (blockNum != 32*4 + 8*16)) {
1424 PrintAndLog("File content error. There must be 64 or 256 blocks.");
1425 return 4;
1426 }
1427 PrintAndLog("Loaded %d blocks from file: %s", blockNum, filename);
1428 return 0;
1429 }
1430
1431
1432 int CmdHF14AMfESave(const char *Cmd)
1433 {
1434 FILE * f;
1435 char filename[20];
1436 char * fnameptr = filename;
1437 uint8_t buf[64];
1438 int i, j, len;
1439
1440 memset(filename, 0, sizeof(filename));
1441 memset(buf, 0, sizeof(buf));
1442
1443 if (param_getchar(Cmd, 0) == 'h') {
1444 PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`");
1445 PrintAndLog("Usage: hf mf esave [file name w/o `.eml`]");
1446 PrintAndLog(" sample: hf mf esave ");
1447 PrintAndLog(" hf mf esave filename");
1448 return 0;
1449 }
1450
1451 len = strlen(Cmd);
1452 if (len > 14) len = 14;
1453
1454 if (len < 1) {
1455 // get filename
1456 if (mfEmlGetMem(buf, 0, 1)) {
1457 PrintAndLog("Cant get block: %d", 0);
1458 return 1;
1459 }
1460 for (j = 0; j < 7; j++, fnameptr += 2)
1461 sprintf(fnameptr, "%02x", buf[j]);
1462 } else {
1463 memcpy(filename, Cmd, len);
1464 fnameptr += len;
1465 }
1466
1467 sprintf(fnameptr, ".eml");
1468
1469 // open file
1470 f = fopen(filename, "w+");
1471
1472 // put hex
1473 for (i = 0; i < 32*4 + 8*16; i++) {
1474 if (mfEmlGetMem(buf, i, 1)) {
1475 PrintAndLog("Cant get block: %d", i);
1476 break;
1477 }
1478 for (j = 0; j < 16; j++)
1479 fprintf(f, "%02x", buf[j]);
1480 fprintf(f,"\n");
1481 }
1482 fclose(f);
1483
1484 PrintAndLog("Saved to file: %s", filename);
1485
1486 return 0;
1487 }
1488
1489
1490 int CmdHF14AMfECFill(const char *Cmd)
1491 {
1492 uint8_t keyType = 0;
1493 uint8_t numSectors = 16;
1494
1495 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1496 PrintAndLog("Usage: hf mf ecfill <key A/B> [card memory]");
1497 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1498 PrintAndLog("");
1499 PrintAndLog("samples: hf mf ecfill A");
1500 PrintAndLog(" hf mf ecfill A 4");
1501 PrintAndLog("Read card and transfer its data to emulator memory.");
1502 PrintAndLog("Keys must be laid in the emulator memory. \n");
1503 return 0;
1504 }
1505
1506 char ctmp = param_getchar(Cmd, 0);
1507 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
1508 PrintAndLog("Key type must be A or B");
1509 return 1;
1510 }
1511 if (ctmp != 'A' && ctmp != 'a') keyType = 1;
1512
1513 ctmp = param_getchar(Cmd, 1);
1514 switch (ctmp) {
1515 case '0' : numSectors = 5; break;
1516 case '1' :
1517 case '\0': numSectors = 16; break;
1518 case '2' : numSectors = 32; break;
1519 case '4' : numSectors = 40; break;
1520 default: numSectors = 16;
1521 }
1522
1523 printf("--params: numSectors: %d, keyType:%d", numSectors, keyType);
1524 UsbCommand c = {CMD_MIFARE_EML_CARDLOAD, {numSectors, keyType, 0}};
1525 SendCommand(&c);
1526 return 0;
1527 }
1528
1529
1530 int CmdHF14AMfEKeyPrn(const char *Cmd)
1531 {
1532 int i;
1533 uint8_t data[16];
1534 uint64_t keyA, keyB;
1535
1536 PrintAndLog("|---|----------------|----------------|");
1537 PrintAndLog("|sec|key A |key B |");
1538 PrintAndLog("|---|----------------|----------------|");
1539 for (i = 0; i < 40; i++) {
1540 if (mfEmlGetMem(data, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1)) {
1541 PrintAndLog("error get block %d", FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1);
1542 break;
1543 }
1544 keyA = bytes_to_num(data, 6);
1545 keyB = bytes_to_num(data + 10, 6);
1546 PrintAndLog("|%03d| %012"llx" | %012"llx" |", i, keyA, keyB);
1547 }
1548 PrintAndLog("|---|----------------|----------------|");
1549
1550 return 0;
1551 }
1552
1553
1554 int CmdHF14AMfCSetUID(const char *Cmd)
1555 {
1556 uint8_t wipeCard = 0;
1557 uint8_t uid[8] = {0};
1558 uint8_t oldUid[8]= {0};
1559 int res;
1560
1561 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1562 PrintAndLog("Usage: hf mf csetuid <UID 8 hex symbols> <w>");
1563 PrintAndLog("sample: hf mf csetuid 01020304 w");
1564 PrintAndLog("Set UID for magic Chinese card (only works with!!!)");
1565 PrintAndLog("If you want wipe card then add 'w' into command line. \n");
1566 return 0;
1567 }
1568
1569 if (param_getchar(Cmd, 0) && param_gethex(Cmd, 0, uid, 8)) {
1570 PrintAndLog("UID must include 8 HEX symbols");
1571 return 1;
1572 }
1573
1574 char ctmp = param_getchar(Cmd, 1);
1575 if (ctmp == 'w' || ctmp == 'W') wipeCard = 1;
1576
1577 PrintAndLog("--wipe card:%02x uid:%s", wipeCard, sprint_hex(uid, 4));
1578
1579 res = mfCSetUID(uid, oldUid, wipeCard);
1580 if (res) {
1581 PrintAndLog("Can't set UID. error=%d", res);
1582 return 1;
1583 }
1584
1585 PrintAndLog("old UID:%s", sprint_hex(oldUid, 4));
1586 return 0;
1587 }
1588
1589
1590 int CmdHF14AMfCSetBlk(const char *Cmd)
1591 {
1592 uint8_t uid[8];
1593 uint8_t memBlock[16];
1594 uint8_t blockNo = 0;
1595 int res;
1596 memset(memBlock, 0x00, sizeof(memBlock));
1597
1598 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1599 PrintAndLog("Usage: hf mf csetblk <block number> <block data (32 hex symbols)>");
1600 PrintAndLog("sample: hf mf csetblk 1 01020304050607080910111213141516");
1601 PrintAndLog("Set block data for magic Chinese card (only works with!!!)");
1602 PrintAndLog("If you want wipe card then add 'w' into command line. \n");
1603 return 0;
1604 }
1605
1606 blockNo = param_get8(Cmd, 0);
1607
1608 if (param_gethex(Cmd, 1, memBlock, 32)) {
1609 PrintAndLog("block data must include 32 HEX symbols");
1610 return 1;
1611 }
1612
1613 PrintAndLog("--block number:%2d data:%s", blockNo, sprint_hex(memBlock, 16));
1614
1615 res = mfCSetBlock(blockNo, memBlock, uid, 0, CSETBLOCK_SINGLE_OPER);
1616 if (res) {
1617 PrintAndLog("Can't write block. error=%d", res);
1618 return 1;
1619 }
1620
1621 PrintAndLog("UID:%s", sprint_hex(uid, 4));
1622 return 0;
1623 }
1624
1625
1626 int CmdHF14AMfCLoad(const char *Cmd)
1627 {
1628 FILE * f;
1629 char filename[20];
1630 char * fnameptr = filename;
1631 char buf[64];
1632 uint8_t buf8[64];
1633 uint8_t fillFromEmulator = 0;
1634 int i, len, blockNum, flags;
1635
1636 memset(filename, 0, sizeof(filename));
1637 memset(buf, 0, sizeof(buf));
1638
1639 if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
1640 PrintAndLog("It loads magic Chinese card (only works with!!!) from the file `filename.eml`");
1641 PrintAndLog("or from emulator memory (option `e`)");
1642 PrintAndLog("Usage: hf mf cload <file name w/o `.eml`>");
1643 PrintAndLog(" or: hf mf cload e ");
1644 PrintAndLog(" sample: hf mf cload filename");
1645 return 0;
1646 }
1647
1648 char ctmp = param_getchar(Cmd, 0);
1649 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1650
1651 if (fillFromEmulator) {
1652 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1653 for (blockNum = 0; blockNum < 16 * 4; blockNum += 1) {
1654 if (mfEmlGetMem(buf8, blockNum, 1)) {
1655 PrintAndLog("Cant get block: %d", blockNum);
1656 return 2;
1657 }
1658
1659 if (blockNum == 2) flags = 0;
1660 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1661
1662 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1663 PrintAndLog("Cant set magic card block: %d", blockNum);
1664 return 3;
1665 }
1666 }
1667 return 0;
1668 } else {
1669 len = strlen(Cmd);
1670 if (len > 14) len = 14;
1671
1672 memcpy(filename, Cmd, len);
1673 fnameptr += len;
1674
1675 sprintf(fnameptr, ".eml");
1676
1677 // open file
1678 f = fopen(filename, "r");
1679 if (f == NULL) {
1680 PrintAndLog("File not found or locked.");
1681 return 1;
1682 }
1683
1684 blockNum = 0;
1685 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1686 while(!feof(f)){
1687 memset(buf, 0, sizeof(buf));
1688 if (fgets(buf, sizeof(buf), f) == NULL) {
1689 PrintAndLog("File reading error.");
1690 return 2;
1691 }
1692
1693 if (strlen(buf) < 32){
1694 if(strlen(buf) && feof(f))
1695 break;
1696 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1697 return 2;
1698 }
1699 for (i = 0; i < 32; i += 2)
1700 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1701
1702 if (blockNum == 2) flags = 0;
1703 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1704
1705 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1706 PrintAndLog("Can't set magic card block: %d", blockNum);
1707 return 3;
1708 }
1709 blockNum++;
1710
1711 if (blockNum >= 16 * 4) break; // magic card type - mifare 1K
1712 }
1713 fclose(f);
1714
1715 if (blockNum != 16 * 4){
1716 PrintAndLog("File content error. There must be 64 blocks");
1717 return 4;
1718 }
1719 PrintAndLog("Loaded from file: %s", filename);
1720 return 0;
1721 }
1722 }
1723
1724
1725 int CmdHF14AMfCGetBlk(const char *Cmd) {
1726 uint8_t memBlock[16];
1727 uint8_t blockNo = 0;
1728 int res;
1729 memset(memBlock, 0x00, sizeof(memBlock));
1730
1731 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1732 PrintAndLog("Usage: hf mf cgetblk <block number>");
1733 PrintAndLog("sample: hf mf cgetblk 1");
1734 PrintAndLog("Get block data from magic Chinese card (only works with!!!)\n");
1735 return 0;
1736 }
1737
1738 blockNo = param_get8(Cmd, 0);
1739
1740 PrintAndLog("--block number:%2d ", blockNo);
1741
1742 res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER);
1743 if (res) {
1744 PrintAndLog("Can't read block. error=%d", res);
1745 return 1;
1746 }
1747
1748 PrintAndLog("block data:%s", sprint_hex(memBlock, 16));
1749 return 0;
1750 }
1751
1752
1753 int CmdHF14AMfCGetSc(const char *Cmd) {
1754 uint8_t memBlock[16];
1755 uint8_t sectorNo = 0;
1756 int i, res, flags;
1757 memset(memBlock, 0x00, sizeof(memBlock));
1758
1759 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1760 PrintAndLog("Usage: hf mf cgetsc <sector number>");
1761 PrintAndLog("sample: hf mf cgetsc 0");
1762 PrintAndLog("Get sector data from magic Chinese card (only works with!!!)\n");
1763 return 0;
1764 }
1765
1766 sectorNo = param_get8(Cmd, 0);
1767 if (sectorNo > 15) {
1768 PrintAndLog("Sector number must be in [0..15] as in MIFARE classic.");
1769 return 1;
1770 }
1771
1772 PrintAndLog("--sector number:%d ", sectorNo);
1773
1774 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1775 for (i = 0; i < 4; i++) {
1776 if (i == 1) flags = 0;
1777 if (i == 3) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1778
1779 res = mfCGetBlock(sectorNo * 4 + i, memBlock, flags);
1780 if (res) {
1781 PrintAndLog("Can't read block. %d error=%d", sectorNo * 4 + i, res);
1782 return 1;
1783 }
1784
1785 PrintAndLog("block %3d data:%s", sectorNo * 4 + i, sprint_hex(memBlock, 16));
1786 }
1787 return 0;
1788 }
1789
1790
1791 int CmdHF14AMfCSave(const char *Cmd) {
1792
1793 FILE * f;
1794 char filename[20];
1795 char * fnameptr = filename;
1796 uint8_t fillFromEmulator = 0;
1797 uint8_t buf[64];
1798 int i, j, len, flags;
1799
1800 memset(filename, 0, sizeof(filename));
1801 memset(buf, 0, sizeof(buf));
1802
1803 if (param_getchar(Cmd, 0) == 'h') {
1804 PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`");
1805 PrintAndLog("or into emulator memory (option `e`)");
1806 PrintAndLog("Usage: hf mf esave [file name w/o `.eml`][e]");
1807 PrintAndLog(" sample: hf mf esave ");
1808 PrintAndLog(" hf mf esave filename");
1809 PrintAndLog(" hf mf esave e \n");
1810 return 0;
1811 }
1812
1813 char ctmp = param_getchar(Cmd, 0);
1814 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1815
1816 if (fillFromEmulator) {
1817 // put into emulator
1818 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1819 for (i = 0; i < 16 * 4; i++) {
1820 if (i == 1) flags = 0;
1821 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1822
1823 if (mfCGetBlock(i, buf, flags)) {
1824 PrintAndLog("Cant get block: %d", i);
1825 break;
1826 }
1827
1828 if (mfEmlSetMem(buf, i, 1)) {
1829 PrintAndLog("Cant set emul block: %d", i);
1830 return 3;
1831 }
1832 }
1833 return 0;
1834 } else {
1835 len = strlen(Cmd);
1836 if (len > 14) len = 14;
1837
1838 if (len < 1) {
1839 // get filename
1840 if (mfCGetBlock(0, buf, CSETBLOCK_SINGLE_OPER)) {
1841 PrintAndLog("Cant get block: %d", 0);
1842 return 1;
1843 }
1844 for (j = 0; j < 7; j++, fnameptr += 2)
1845 sprintf(fnameptr, "%02x", buf[j]);
1846 } else {
1847 memcpy(filename, Cmd, len);
1848 fnameptr += len;
1849 }
1850
1851 sprintf(fnameptr, ".eml");
1852
1853 // open file
1854 f = fopen(filename, "w+");
1855
1856 // put hex
1857 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1858 for (i = 0; i < 16 * 4; i++) {
1859 if (i == 1) flags = 0;
1860 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1861
1862 if (mfCGetBlock(i, buf, flags)) {
1863 PrintAndLog("Cant get block: %d", i);
1864 break;
1865 }
1866 for (j = 0; j < 16; j++)
1867 fprintf(f, "%02x", buf[j]);
1868 fprintf(f,"\n");
1869 }
1870 fclose(f);
1871
1872 PrintAndLog("Saved to file: %s", filename);
1873
1874 return 0;
1875 }
1876 }
1877
1878
1879 int CmdHF14AMfSniff(const char *Cmd){
1880 // params
1881 bool wantLogToFile = 0;
1882 bool wantDecrypt = 0;
1883 //bool wantSaveToEml = 0; TODO
1884 bool wantSaveToEmlFile = 0;
1885
1886 //var
1887 int res = 0;
1888 int len = 0;
1889 int blockLen = 0;
1890 int num = 0;
1891 int pckNum = 0;
1892 uint8_t uid[7];
1893 uint8_t uid_len;
1894 uint8_t atqa[2];
1895 uint8_t sak;
1896 bool isTag;
1897 uint8_t buf[3000];
1898 uint8_t * bufPtr = buf;
1899 memset(buf, 0x00, 3000);
1900
1901 if (param_getchar(Cmd, 0) == 'h') {
1902 PrintAndLog("It continuously gets data from the field and saves it to: log, emulator, emulator file.");
1903 PrintAndLog("You can specify:");
1904 PrintAndLog(" l - save encrypted sequence to logfile `uid.log`");
1905 PrintAndLog(" d - decrypt sequence and put it to log file `uid.log`");
1906 PrintAndLog(" n/a e - decrypt sequence, collect read and write commands and save the result of the sequence to emulator memory");
1907 PrintAndLog(" r - decrypt sequence, collect read and write commands and save the result of the sequence to emulator dump file `uid.eml`");
1908 PrintAndLog("Usage: hf mf sniff [l][d][e][r]");
1909 PrintAndLog(" sample: hf mf sniff l d e");
1910 return 0;
1911 }
1912
1913 for (int i = 0; i < 4; i++) {
1914 char ctmp = param_getchar(Cmd, i);
1915 if (ctmp == 'l' || ctmp == 'L') wantLogToFile = true;
1916 if (ctmp == 'd' || ctmp == 'D') wantDecrypt = true;
1917 //if (ctmp == 'e' || ctmp == 'E') wantSaveToEml = true; TODO
1918 if (ctmp == 'f' || ctmp == 'F') wantSaveToEmlFile = true;
1919 }
1920
1921 printf("-------------------------------------------------------------------------\n");
1922 printf("Executing command. \n");
1923 printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
1924 printf("Press the key on pc keyboard to abort the client.\n");
1925 printf("-------------------------------------------------------------------------\n");
1926
1927 UsbCommand c = {CMD_MIFARE_SNIFFER, {0, 0, 0}};
1928 clearCommandBuffer();
1929 SendCommand(&c);
1930
1931 // wait cycle
1932 while (true) {
1933 printf(".");
1934 fflush(stdout);
1935 if (ukbhit()) {
1936 getchar();
1937 printf("\naborted via keyboard!\n");
1938 break;
1939 }
1940
1941 UsbCommand resp;
1942 if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) {
1943 res = resp.arg[0] & 0xff;
1944 len = resp.arg[1];
1945 num = resp.arg[2];
1946
1947 if (res == 0) return 0;
1948 if (res == 1) {
1949 if (num ==0) {
1950 bufPtr = buf;
1951 memset(buf, 0x00, 3000);
1952 }
1953 memcpy(bufPtr, resp.d.asBytes, len);
1954 bufPtr += len;
1955 pckNum++;
1956 }
1957 if (res == 2) {
1958 blockLen = bufPtr - buf;
1959 bufPtr = buf;
1960 printf(">\n");
1961 PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum);
1962 num = 0;
1963 while (bufPtr - buf < blockLen) {
1964 bufPtr += 6; // ignore void timing information
1965 len = *((uint16_t *)bufPtr);
1966 if(len & 0x8000) {
1967 isTag = true;
1968 len &= 0x7fff;
1969 } else {
1970 isTag = false;
1971 }
1972 bufPtr += 2;
1973 if ((len == 14) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff) && (bufPtr[12] == 0xff) && (bufPtr[13] == 0xff)) {
1974 memcpy(uid, bufPtr + 2, 7);
1975 memcpy(atqa, bufPtr + 2 + 7, 2);
1976 uid_len = (atqa[0] & 0xC0) == 0x40 ? 7 : 4;
1977 sak = bufPtr[11];
1978
1979 PrintAndLog("tag select uid:%s atqa:0x%02x%02x sak:0x%02x",
1980 sprint_hex(uid + (7 - uid_len), uid_len),
1981 atqa[1],
1982 atqa[0],
1983 sak);
1984 if (wantLogToFile || wantDecrypt) {
1985 FillFileNameByUID(logHexFileName, uid + (7 - uid_len), ".log", uid_len);
1986 AddLogCurrentDT(logHexFileName);
1987 }
1988 if (wantDecrypt) mfTraceInit(uid, atqa, sak, wantSaveToEmlFile);
1989 } else {
1990 PrintAndLog("%s(%d):%s", isTag ? "TAG":"RDR", num, sprint_hex(bufPtr, len));
1991 if (wantLogToFile) AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len);
1992 if (wantDecrypt) mfTraceDecode(bufPtr, len, wantSaveToEmlFile);
1993 }
1994 bufPtr += len;
1995 bufPtr += ((len-1)/8+1); // ignore parity
1996 num++;
1997 }
1998 }
1999 } // resp not NILL
2000 } // while (true)
2001
2002 return 0;
2003 }
2004
2005 static command_t CommandTable[] =
2006 {
2007 {"help", CmdHelp, 1, "This help"},
2008 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
2009 {"rdbl", CmdHF14AMfRdBl, 0, "Read MIFARE classic block"},
2010 {"urdbl", CmdHF14AMfURdBl, 0, "Read MIFARE Ultralight block"},
2011 {"urdcard", CmdHF14AMfURdCard, 0,"Read MIFARE Ultralight Card"},
2012 {"uwrbl", CmdHF14AMfUWrBl, 0,"Write MIFARE Ultralight block"},
2013 {"rdsc", CmdHF14AMfRdSc, 0, "Read MIFARE classic sector"},
2014 {"dump", CmdHF14AMfDump, 0, "Dump MIFARE classic tag to binary file"},
2015 {"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"},
2016 {"wrbl", CmdHF14AMfWrBl, 0, "Write MIFARE classic block"},
2017 {"chk", CmdHF14AMfChk, 0, "Test block keys"},
2018 {"mifare", CmdHF14AMifare, 0, "Read parity error messages."},
2019 {"nested", CmdHF14AMfNested, 0, "Test nested authentication"},
2020 {"sniff", CmdHF14AMfSniff, 0, "Sniff card-reader communication"},
2021 {"sim", CmdHF14AMf1kSim, 0, "Simulate MIFARE card"},
2022 {"eclr", CmdHF14AMfEClear, 0, "Clear simulator memory block"},
2023 {"eget", CmdHF14AMfEGet, 0, "Get simulator memory block"},
2024 {"eset", CmdHF14AMfESet, 0, "Set simulator memory block"},
2025 {"eload", CmdHF14AMfELoad, 0, "Load from file emul dump"},
2026 {"esave", CmdHF14AMfESave, 0, "Save to file emul dump"},
2027 {"ecfill", CmdHF14AMfECFill, 0, "Fill simulator memory with help of keys from simulator"},
2028 {"ekeyprn", CmdHF14AMfEKeyPrn, 0, "Print keys from simulator memory"},
2029 {"csetuid", CmdHF14AMfCSetUID, 0, "Set UID for magic Chinese card"},
2030 {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block into magic Chinese card"},
2031 {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block from magic Chinese card"},
2032 {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector from magic Chinese card"},
2033 {"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"},
2034 {"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"},
2035 {NULL, NULL, 0, NULL}
2036 };
2037
2038 int CmdHFMF(const char *Cmd)
2039 {
2040 // flush
2041 WaitForResponseTimeout(CMD_ACK,NULL,100);
2042
2043 CmdsParse(CommandTable, Cmd);
2044 return 0;
2045 }
2046
2047 int CmdHelp(const char *Cmd)
2048 {
2049 CmdsHelp(CommandTable);
2050 return 0;
2051 }
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