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Merge branch 'master' of https://github.com/Proxmark/proxmark3
[proxmark3-svn] / client / cmdhfmf.c
1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2011,2012 Merlok
3 //
4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
5 // at your option, any later version. See the LICENSE.txt file for the text of
6 // the license.
7 //-----------------------------------------------------------------------------
8 // High frequency MIFARE commands
9 //-----------------------------------------------------------------------------
10
11 #include "cmdhfmf.h"
12
13 static int CmdHelp(const char *Cmd);
14
15 int CmdHF14AMifare(const char *Cmd)
16 {
17 uint32_t uid = 0;
18 uint32_t nt = 0, nr = 0;
19 uint64_t par_list = 0, ks_list = 0, r_key = 0;
20 uint8_t isOK = 0;
21 uint8_t keyBlock[8] = {0};
22
23 UsbCommand c = {CMD_READER_MIFARE, {true, 0, 0}};
24
25 // message
26 printf("-------------------------------------------------------------------------\n");
27 printf("Executing command. Expected execution time: 25sec on average :-)\n");
28 printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
29 printf("-------------------------------------------------------------------------\n");
30
31
32 start:
33 clearCommandBuffer();
34 SendCommand(&c);
35
36 //flush queue
37 while (ukbhit()) getchar();
38
39 // wait cycle
40 while (true) {
41 printf(".");
42 fflush(stdout);
43 if (ukbhit()) {
44 getchar();
45 printf("\naborted via keyboard!\n");
46 break;
47 }
48
49 UsbCommand resp;
50 if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) {
51 isOK = resp.arg[0] & 0xff;
52 uid = (uint32_t)bytes_to_num(resp.d.asBytes + 0, 4);
53 nt = (uint32_t)bytes_to_num(resp.d.asBytes + 4, 4);
54 par_list = bytes_to_num(resp.d.asBytes + 8, 8);
55 ks_list = bytes_to_num(resp.d.asBytes + 16, 8);
56 nr = bytes_to_num(resp.d.asBytes + 24, 4);
57 printf("\n\n");
58 if (!isOK) PrintAndLog("Proxmark can't get statistic info. Execution aborted.\n");
59 break;
60 }
61 }
62
63 printf("\n");
64
65 // error
66 if (isOK != 1) return 1;
67
68 // execute original function from util nonce2key
69 if (nonce2key(uid, nt, nr, par_list, ks_list, &r_key)) {
70 isOK = 2;
71 PrintAndLog("Key not found (lfsr_common_prefix list is null). Nt=%08x", nt);
72 } else {
73 printf("------------------------------------------------------------------\n");
74 PrintAndLog("Key found:%012"llx" \n", r_key);
75
76 num_to_bytes(r_key, 6, keyBlock);
77 isOK = mfCheckKeys(0, 0, 1, keyBlock, &r_key);
78 }
79
80 if (!isOK)
81 PrintAndLog("Found valid key:%012"llx, r_key);
82 else
83 {
84 if (isOK != 2) PrintAndLog("Found invalid key. ");
85 PrintAndLog("Failing is expected to happen in 25%% of all cases. Trying again with a different reader nonce...");
86 c.arg[0] = false;
87 goto start;
88 }
89
90 PrintAndLog("");
91 return 0;
92 }
93
94 int CmdHF14AMfWrBl(const char *Cmd)
95 {
96 uint8_t blockNo = 0;
97 uint8_t keyType = 0;
98 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
99 uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
100
101 char cmdp = 0x00;
102
103 if (strlen(Cmd)<3) {
104 PrintAndLog("Usage: hf mf wrbl <block number> <key A/B> <key (12 hex symbols)> <block data (32 hex symbols)>");
105 PrintAndLog(" sample: hf mf wrbl 0 A FFFFFFFFFFFF 000102030405060708090A0B0C0D0E0F");
106 return 0;
107 }
108
109 blockNo = param_get8(Cmd, 0);
110 cmdp = param_getchar(Cmd, 1);
111 if (cmdp == 0x00) {
112 PrintAndLog("Key type must be A or B");
113 return 1;
114 }
115 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
116 if (param_gethex(Cmd, 2, key, 12)) {
117 PrintAndLog("Key must include 12 HEX symbols");
118 return 1;
119 }
120 if (param_gethex(Cmd, 3, bldata, 32)) {
121 PrintAndLog("Block data must include 32 HEX symbols");
122 return 1;
123 }
124 PrintAndLog("--block no:%d, key type:%c, key:%s", blockNo, keyType?'B':'A', sprint_hex(key, 6));
125 PrintAndLog("--data: %s", sprint_hex(bldata, 16));
126
127 UsbCommand c = {CMD_MIFARE_WRITEBL, {blockNo, keyType, 0}};
128 memcpy(c.d.asBytes, key, 6);
129 memcpy(c.d.asBytes + 10, bldata, 16);
130 SendCommand(&c);
131
132 UsbCommand resp;
133 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
134 uint8_t isOK = resp.arg[0] & 0xff;
135 PrintAndLog("isOk:%02x", isOK);
136 } else {
137 PrintAndLog("Command execute timeout");
138 }
139
140 return 0;
141 }
142
143 int 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 uint8_t FirstBlockOfSector(uint8_t sectorNo)
441 {
442 if (sectorNo < 32) {
443 return sectorNo * 4;
444 } else {
445 return 32 * 4 + (sectorNo - 32) * 16;
446 }
447 }
448
449 uint8_t NumBlocksPerSector(uint8_t sectorNo)
450 {
451 if (sectorNo < 32) {
452 return 4;
453 } else {
454 return 16;
455 }
456 }
457
458 int CmdHF14AMfDump(const char *Cmd)
459 {
460 uint8_t sectorNo, blockNo;
461
462 uint8_t keyA[40][6];
463 uint8_t keyB[40][6];
464 uint8_t rights[40][4];
465 uint8_t carddata[256][16];
466 uint8_t numSectors = 16;
467
468 FILE *fin;
469 FILE *fout;
470
471 UsbCommand resp;
472
473 char cmdp = param_getchar(Cmd, 0);
474 switch (cmdp) {
475 case '0' : numSectors = 5; break;
476 case '1' :
477 case '\0': numSectors = 16; break;
478 case '2' : numSectors = 32; break;
479 case '4' : numSectors = 40; break;
480 default: numSectors = 16;
481 }
482
483 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
484 PrintAndLog("Usage: hf mf dump [card memory]");
485 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
486 PrintAndLog("");
487 PrintAndLog("Samples: hf mf dump");
488 PrintAndLog(" hf mf dump 4");
489 return 0;
490 }
491
492 if ((fin = fopen("dumpkeys.bin","rb")) == NULL) {
493 PrintAndLog("Could not find file dumpkeys.bin");
494 return 1;
495 }
496
497 // Read keys A from file
498 for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
499 if (fread( keyA[sectorNo], 1, 6, fin ) == 0) {
500 PrintAndLog("File reading error.");
501 fclose(fin);
502 return 2;
503 }
504 }
505
506 // Read keys B from file
507 for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
508 if (fread( keyB[sectorNo], 1, 6, fin ) == 0) {
509 PrintAndLog("File reading error.");
510 fclose(fin);
511 return 2;
512 }
513 }
514
515 fclose(fin);
516 // Read access rights to sectors
517
518 PrintAndLog("|-----------------------------------------|");
519 PrintAndLog("|------ Reading sector access bits...-----|");
520 PrintAndLog("|-----------------------------------------|");
521
522 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
523 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 0, 0}};
524 memcpy(c.d.asBytes, keyA[sectorNo], 6);
525 SendCommand(&c);
526
527 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
528 uint8_t isOK = resp.arg[0] & 0xff;
529 uint8_t *data = resp.d.asBytes;
530 if (isOK){
531 rights[sectorNo][0] = ((data[7] & 0x10)>>2) | ((data[8] & 0x1)<<1) | ((data[8] & 0x10)>>4); // C1C2C3 for data area 0
532 rights[sectorNo][1] = ((data[7] & 0x20)>>3) | ((data[8] & 0x2)<<0) | ((data[8] & 0x20)>>5); // C1C2C3 for data area 1
533 rights[sectorNo][2] = ((data[7] & 0x40)>>4) | ((data[8] & 0x4)>>1) | ((data[8] & 0x40)>>6); // C1C2C3 for data area 2
534 rights[sectorNo][3] = ((data[7] & 0x80)>>5) | ((data[8] & 0x8)>>2) | ((data[8] & 0x80)>>7); // C1C2C3 for sector trailer
535 } else {
536 PrintAndLog("Could not get access rights for sector %2d. Trying with defaults...", sectorNo);
537 rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;
538 rights[sectorNo][3] = 0x01;
539 }
540 } else {
541 PrintAndLog("Command execute timeout when trying to read access rights for sector %2d. Trying with defaults...", sectorNo);
542 rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;
543 rights[sectorNo][3] = 0x01;
544 }
545 }
546
547 // Read blocks and print to file
548
549 PrintAndLog("|-----------------------------------------|");
550 PrintAndLog("|----- Dumping all blocks to file... -----|");
551 PrintAndLog("|-----------------------------------------|");
552
553 bool isOK = true;
554 for (sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) {
555 for (blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
556 bool received = false;
557
558 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. At least the Access Conditions can always be read with key A.
559 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
560 memcpy(c.d.asBytes, keyA[sectorNo], 6);
561 SendCommand(&c);
562 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
563 } else { // data block. Check if it can be read with key A or key B
564 uint8_t data_area = sectorNo<32?blockNo:blockNo/5;
565 if ((rights[sectorNo][data_area] == 0x03) || (rights[sectorNo][data_area] == 0x05)) { // only key B would work
566 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 1, 0}};
567 memcpy(c.d.asBytes, keyB[sectorNo], 6);
568 SendCommand(&c);
569 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
570 } else if (rights[sectorNo][data_area] == 0x07) { // no key would work
571 isOK = false;
572 PrintAndLog("Access rights do not allow reading of sector %2d block %3d", sectorNo, blockNo);
573 } else { // key A would work
574 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
575 memcpy(c.d.asBytes, keyA[sectorNo], 6);
576 SendCommand(&c);
577 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
578 }
579 }
580
581 if (received) {
582 isOK = resp.arg[0] & 0xff;
583 uint8_t *data = resp.d.asBytes;
584 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. Fill in the keys.
585 data[0] = (keyA[sectorNo][0]);
586 data[1] = (keyA[sectorNo][1]);
587 data[2] = (keyA[sectorNo][2]);
588 data[3] = (keyA[sectorNo][3]);
589 data[4] = (keyA[sectorNo][4]);
590 data[5] = (keyA[sectorNo][5]);
591 data[10] = (keyB[sectorNo][0]);
592 data[11] = (keyB[sectorNo][1]);
593 data[12] = (keyB[sectorNo][2]);
594 data[13] = (keyB[sectorNo][3]);
595 data[14] = (keyB[sectorNo][4]);
596 data[15] = (keyB[sectorNo][5]);
597 }
598 if (isOK) {
599 memcpy(carddata[FirstBlockOfSector(sectorNo) + blockNo], data, 16);
600 PrintAndLog("Successfully read block %2d of sector %2d.", blockNo, sectorNo);
601 } else {
602 PrintAndLog("Could not read block %2d of sector %2d", blockNo, sectorNo);
603 break;
604 }
605 }
606 else {
607 isOK = false;
608 PrintAndLog("Command execute timeout when trying to read block %2d of sector %2d.", blockNo, sectorNo);
609 break;
610 }
611 }
612 }
613
614 if (isOK) {
615 if ((fout = fopen("dumpdata.bin","wb")) == NULL) {
616 PrintAndLog("Could not create file name dumpdata.bin");
617 return 1;
618 }
619 uint16_t numblocks = FirstBlockOfSector(numSectors - 1) + NumBlocksPerSector(numSectors - 1);
620 fwrite(carddata, 1, 16*numblocks, fout);
621 fclose(fout);
622 PrintAndLog("Dumped %d blocks (%d bytes) to file dumpdata.bin", numblocks, 16*numblocks);
623 }
624
625 return 0;
626 }
627
628 int CmdHF14AMfRestore(const char *Cmd)
629 {
630 uint8_t sectorNo,blockNo;
631 uint8_t keyType = 0;
632 uint8_t key[6] = {0xFF};
633 uint8_t bldata[16] = {0x00};
634 uint8_t keyA[40][6];
635 uint8_t keyB[40][6];
636 uint8_t numSectors;
637
638 FILE *fdump;
639 FILE *fkeys;
640
641 char cmdp = param_getchar(Cmd, 0);
642 switch (cmdp) {
643 case '0' : numSectors = 5; break;
644 case '1' :
645 case '\0': numSectors = 16; break;
646 case '2' : numSectors = 32; break;
647 case '4' : numSectors = 40; break;
648 default: numSectors = 16;
649 }
650
651 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
652 PrintAndLog("Usage: hf mf restore [card memory]");
653 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
654 PrintAndLog("");
655 PrintAndLog("Samples: hf mf restore");
656 PrintAndLog(" hf mf restore 4");
657 return 0;
658 }
659
660 if ((fkeys = fopen("dumpkeys.bin","rb")) == NULL) {
661 PrintAndLog("Could not find file dumpkeys.bin");
662 return 1;
663 }
664
665 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
666 if (fread(keyA[sectorNo], 1, 6, fkeys) == 0) {
667 PrintAndLog("File reading error (dumpkeys.bin).");
668 return 2;
669 }
670 }
671
672 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
673 if (fread(keyB[sectorNo], 1, 6, fkeys) == 0) {
674 PrintAndLog("File reading error (dumpkeys.bin).");
675 return 2;
676 }
677 }
678
679 fclose(fkeys);
680
681 if ((fdump = fopen("dumpdata.bin","rb")) == NULL) {
682 PrintAndLog("Could not find file dumpdata.bin");
683 return 1;
684 }
685 PrintAndLog("Restoring dumpdata.bin to card");
686
687 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
688 for(blockNo = 0; blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
689 UsbCommand c = {CMD_MIFARE_WRITEBL, {FirstBlockOfSector(sectorNo) + blockNo, keyType, 0}};
690 memcpy(c.d.asBytes, key, 6);
691
692 if (fread(bldata, 1, 16, fdump) == 0) {
693 PrintAndLog("File reading error (dumpdata.bin).");
694 fclose(fdump);
695 return 2;
696 }
697
698 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer
699 bldata[0] = (keyA[sectorNo][0]);
700 bldata[1] = (keyA[sectorNo][1]);
701 bldata[2] = (keyA[sectorNo][2]);
702 bldata[3] = (keyA[sectorNo][3]);
703 bldata[4] = (keyA[sectorNo][4]);
704 bldata[5] = (keyA[sectorNo][5]);
705 bldata[10] = (keyB[sectorNo][0]);
706 bldata[11] = (keyB[sectorNo][1]);
707 bldata[12] = (keyB[sectorNo][2]);
708 bldata[13] = (keyB[sectorNo][3]);
709 bldata[14] = (keyB[sectorNo][4]);
710 bldata[15] = (keyB[sectorNo][5]);
711 }
712
713 PrintAndLog("Writing to block %3d: %s", FirstBlockOfSector(sectorNo) + blockNo, sprint_hex(bldata, 16));
714
715 memcpy(c.d.asBytes + 10, bldata, 16);
716 SendCommand(&c);
717
718 UsbCommand resp;
719 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
720 uint8_t isOK = resp.arg[0] & 0xff;
721 PrintAndLog("isOk:%02x", isOK);
722 } else {
723 PrintAndLog("Command execute timeout");
724 }
725 }
726 }
727
728 fclose(fdump);
729 return 0;
730 }
731
732 int CmdHF14AMfNested(const char *Cmd)
733 {
734 int i, j, res, iterations;
735 sector *e_sector = NULL;
736 uint8_t blockNo = 0;
737 uint8_t keyType = 0;
738 uint8_t trgBlockNo = 0;
739 uint8_t trgKeyType = 0;
740 uint8_t SectorsCnt = 0;
741 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
742 uint8_t keyBlock[6*6];
743 uint64_t key64 = 0;
744 bool transferToEml = false;
745
746 bool createDumpFile = false;
747 FILE *fkeys;
748 uint8_t standart[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
749 uint8_t tempkey[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
750
751 char cmdp, ctmp;
752
753 if (strlen(Cmd)<3) {
754 PrintAndLog("Usage:");
755 PrintAndLog(" all sectors: hf mf nested <card memory> <block number> <key A/B> <key (12 hex symbols)> [t,d]");
756 PrintAndLog(" one sector: hf mf nested o <block number> <key A/B> <key (12 hex symbols)>");
757 PrintAndLog(" <target block number> <target key A/B> [t]");
758 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
759 PrintAndLog("t - transfer keys into emulator memory");
760 PrintAndLog("d - write keys to binary file");
761 PrintAndLog(" ");
762 PrintAndLog(" sample1: hf mf nested 1 0 A FFFFFFFFFFFF ");
763 PrintAndLog(" sample2: hf mf nested 1 0 A FFFFFFFFFFFF t ");
764 PrintAndLog(" sample3: hf mf nested 1 0 A FFFFFFFFFFFF d ");
765 PrintAndLog(" sample4: hf mf nested o 0 A FFFFFFFFFFFF 4 A");
766 return 0;
767 }
768
769 cmdp = param_getchar(Cmd, 0);
770 blockNo = param_get8(Cmd, 1);
771 ctmp = param_getchar(Cmd, 2);
772
773 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
774 PrintAndLog("Key type must be A or B");
775 return 1;
776 }
777
778 if (ctmp != 'A' && ctmp != 'a')
779 keyType = 1;
780
781 if (param_gethex(Cmd, 3, key, 12)) {
782 PrintAndLog("Key must include 12 HEX symbols");
783 return 1;
784 }
785
786 if (cmdp == 'o' || cmdp == 'O') {
787 cmdp = 'o';
788 trgBlockNo = param_get8(Cmd, 4);
789 ctmp = param_getchar(Cmd, 5);
790 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
791 PrintAndLog("Target key type must be A or B");
792 return 1;
793 }
794 if (ctmp != 'A' && ctmp != 'a')
795 trgKeyType = 1;
796 } else {
797
798 switch (cmdp) {
799 case '0': SectorsCnt = 05; break;
800 case '1': SectorsCnt = 16; break;
801 case '2': SectorsCnt = 32; break;
802 case '4': SectorsCnt = 40; break;
803 default: SectorsCnt = 16;
804 }
805 }
806
807 ctmp = param_getchar(Cmd, 4);
808 if (ctmp == 't' || ctmp == 'T') transferToEml = true;
809 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = true;
810
811 ctmp = param_getchar(Cmd, 6);
812 transferToEml |= (ctmp == 't' || ctmp == 'T');
813 transferToEml |= (ctmp == 'd' || ctmp == 'D');
814
815 if (cmdp == 'o') {
816 PrintAndLog("--target block no:%3d, target key type:%c ", trgBlockNo, trgKeyType?'B':'A');
817 if (mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true)) {
818 PrintAndLog("Nested error.");
819 return 2;
820 }
821 key64 = bytes_to_num(keyBlock, 6);
822 if (key64) {
823 PrintAndLog("Found valid key:%012"llx, key64);
824
825 // transfer key to the emulator
826 if (transferToEml) {
827 uint8_t sectortrailer;
828 if (trgBlockNo < 32*4) { // 4 block sector
829 sectortrailer = (trgBlockNo & 0x03) + 3;
830 } else { // 16 block sector
831 sectortrailer = (trgBlockNo & 0x0f) + 15;
832 }
833 mfEmlGetMem(keyBlock, sectortrailer, 1);
834
835 if (!trgKeyType)
836 num_to_bytes(key64, 6, keyBlock);
837 else
838 num_to_bytes(key64, 6, &keyBlock[10]);
839 mfEmlSetMem(keyBlock, sectortrailer, 1);
840 }
841 } else {
842 PrintAndLog("No valid key found");
843 }
844 }
845 else { // ------------------------------------ multiple sectors working
846 clock_t time1;
847 time1 = clock();
848
849 e_sector = calloc(SectorsCnt, sizeof(sector));
850 if (e_sector == NULL) return 1;
851
852 //test current key and additional standard keys first
853 memcpy(keyBlock, key, 6);
854 num_to_bytes(0xffffffffffff, 6, (uint8_t*)(keyBlock + 1 * 6));
855 num_to_bytes(0x000000000000, 6, (uint8_t*)(keyBlock + 2 * 6));
856 num_to_bytes(0xa0a1a2a3a4a5, 6, (uint8_t*)(keyBlock + 3 * 6));
857 num_to_bytes(0xb0b1b2b3b4b5, 6, (uint8_t*)(keyBlock + 4 * 6));
858 num_to_bytes(0xaabbccddeeff, 6, (uint8_t*)(keyBlock + 5 * 6));
859
860 PrintAndLog("Testing known keys. Sector count=%d", SectorsCnt);
861 for (i = 0; i < SectorsCnt; i++) {
862 for (j = 0; j < 2; j++) {
863 if (e_sector[i].foundKey[j]) continue;
864
865 res = mfCheckKeys(FirstBlockOfSector(i), j, 6, keyBlock, &key64);
866
867 if (!res) {
868 e_sector[i].Key[j] = key64;
869 e_sector[i].foundKey[j] = 1;
870 }
871 }
872 }
873
874 // nested sectors
875 iterations = 0;
876 PrintAndLog("nested...");
877 bool calibrate = true;
878 for (i = 0; i < NESTED_SECTOR_RETRY; i++) {
879 for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
880 for (trgKeyType = 0; trgKeyType < 2; trgKeyType++) {
881 if (e_sector[sectorNo].foundKey[trgKeyType]) continue;
882 PrintAndLog("-----------------------------------------------");
883 if(mfnested(blockNo, keyType, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate)) {
884 PrintAndLog("Nested error.\n");
885 free(e_sector);
886 return 2;
887 }
888 else {
889 calibrate = false;
890 }
891
892 iterations++;
893
894 key64 = bytes_to_num(keyBlock, 6);
895 if (key64) {
896 PrintAndLog("Found valid key:%012"llx, key64);
897 e_sector[sectorNo].foundKey[trgKeyType] = 1;
898 e_sector[sectorNo].Key[trgKeyType] = key64;
899 }
900 }
901 }
902 }
903
904 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);
905
906 PrintAndLog("-----------------------------------------------\nIterations count: %d\n\n", iterations);
907 //print them
908 PrintAndLog("|---|----------------|---|----------------|---|");
909 PrintAndLog("|sec|key A |res|key B |res|");
910 PrintAndLog("|---|----------------|---|----------------|---|");
911 for (i = 0; i < SectorsCnt; i++) {
912 PrintAndLog("|%03d| %012"llx" | %d | %012"llx" | %d |", i,
913 e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]);
914 }
915 PrintAndLog("|---|----------------|---|----------------|---|");
916
917 // transfer them to the emulator
918 if (transferToEml) {
919 for (i = 0; i < SectorsCnt; i++) {
920 mfEmlGetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
921 if (e_sector[i].foundKey[0])
922 num_to_bytes(e_sector[i].Key[0], 6, keyBlock);
923 if (e_sector[i].foundKey[1])
924 num_to_bytes(e_sector[i].Key[1], 6, &keyBlock[10]);
925 mfEmlSetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
926 }
927 }
928
929 // Create dump file
930 if (createDumpFile) {
931 if ((fkeys = fopen("dumpkeys.bin","wb")) == NULL) {
932 PrintAndLog("Could not create file dumpkeys.bin");
933 free(e_sector);
934 return 1;
935 }
936 PrintAndLog("Printing keys to binary file dumpkeys.bin...");
937 for(i=0; i<SectorsCnt; i++) {
938 if (e_sector[i].foundKey[0]){
939 num_to_bytes(e_sector[i].Key[0], 6, tempkey);
940 fwrite ( tempkey, 1, 6, fkeys );
941 }
942 else{
943 fwrite ( &standart, 1, 6, fkeys );
944 }
945 }
946 for(i=0; i<SectorsCnt; i++) {
947 if (e_sector[i].foundKey[1]){
948 num_to_bytes(e_sector[i].Key[1], 6, tempkey);
949 fwrite ( tempkey, 1, 6, fkeys );
950 }
951 else{
952 fwrite ( &standart, 1, 6, fkeys );
953 }
954 }
955 fclose(fkeys);
956 }
957
958 free(e_sector);
959 }
960 return 0;
961 }
962
963 int CmdHF14AMfChk(const char *Cmd)
964 {
965 if (strlen(Cmd)<3) {
966 PrintAndLog("Usage: hf mf chk <block number>|<*card memory> <key type (A/B/?)> [t] [<key (12 hex symbols)>] [<dic (*.dic)>]");
967 PrintAndLog(" * - all sectors");
968 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
969 PrintAndLog("d - write keys to binary file\n");
970 PrintAndLog(" sample: hf mf chk 0 A 1234567890ab keys.dic");
971 PrintAndLog(" hf mf chk *1 ? t");
972 return 0;
973 }
974
975 FILE * f;
976 char filename[FILE_PATH_SIZE]={0};
977 char buf[13];
978 uint8_t *keyBlock = NULL, *p;
979 uint8_t stKeyBlock = 20;
980
981 int i, res;
982 int keycnt = 0;
983 char ctmp = 0x00;
984 uint8_t blockNo = 0;
985 uint8_t SectorsCnt = 1;
986 uint8_t keyType = 0;
987 uint64_t key64 = 0;
988
989 int transferToEml = 0;
990 int createDumpFile = 0;
991
992 keyBlock = calloc(stKeyBlock, 6);
993 if (keyBlock == NULL) return 1;
994
995 uint64_t defaultKeys[] =
996 {
997 0xffffffffffff, // Default key (first key used by program if no user defined key)
998 0x000000000000, // Blank key
999 0xa0a1a2a3a4a5, // NFCForum MAD key
1000 0xb0b1b2b3b4b5,
1001 0xaabbccddeeff,
1002 0x4d3a99c351dd,
1003 0x1a982c7e459a,
1004 0xd3f7d3f7d3f7,
1005 0x714c5c886e97,
1006 0x587ee5f9350f,
1007 0xa0478cc39091,
1008 0x533cb6c723f6,
1009 0x8fd0a4f256e9
1010 };
1011 int defaultKeysSize = sizeof(defaultKeys) / sizeof(uint64_t);
1012
1013 for (int defaultKeyCounter = 0; defaultKeyCounter < defaultKeysSize; defaultKeyCounter++)
1014 {
1015 num_to_bytes(defaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));
1016 }
1017
1018 if (param_getchar(Cmd, 0)=='*') {
1019 blockNo = 3;
1020 switch(param_getchar(Cmd+1, 0)) {
1021 case '0': SectorsCnt = 5; break;
1022 case '1': SectorsCnt = 16; break;
1023 case '2': SectorsCnt = 32; break;
1024 case '4': SectorsCnt = 40; break;
1025 default: SectorsCnt = 16;
1026 }
1027 }
1028 else
1029 blockNo = param_get8(Cmd, 0);
1030
1031 ctmp = param_getchar(Cmd, 1);
1032 switch (ctmp) {
1033 case 'a': case 'A':
1034 keyType = !0;
1035 break;
1036 case 'b': case 'B':
1037 keyType = !1;
1038 break;
1039 case '?':
1040 keyType = 2;
1041 break;
1042 default:
1043 PrintAndLog("Key type must be A , B or ?");
1044 return 1;
1045 };
1046
1047 ctmp = param_getchar(Cmd, 2);
1048 if (ctmp == 't' || ctmp == 'T') transferToEml = 1;
1049 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = 1;
1050
1051 for (i = transferToEml || createDumpFile; param_getchar(Cmd, 2 + i); i++) {
1052 if (!param_gethex(Cmd, 2 + i, keyBlock + 6 * keycnt, 12)) {
1053 if ( stKeyBlock - keycnt < 2) {
1054 p = realloc(keyBlock, 6*(stKeyBlock+=10));
1055 if (!p) {
1056 PrintAndLog("Cannot allocate memory for Keys");
1057 free(keyBlock);
1058 return 2;
1059 }
1060 keyBlock = p;
1061 }
1062 PrintAndLog("chk key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
1063 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
1064 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
1065 keycnt++;
1066 } else {
1067 // May be a dic file
1068 if ( param_getstr(Cmd, 2 + i,filename) >= FILE_PATH_SIZE ) {
1069 PrintAndLog("File name too long");
1070 free(keyBlock);
1071 return 2;
1072 }
1073
1074 if ( (f = fopen( filename , "r")) ) {
1075 while( fgets(buf, sizeof(buf), f) ){
1076 if (strlen(buf) < 12 || buf[11] == '\n')
1077 continue;
1078
1079 while (fgetc(f) != '\n' && !feof(f)) ; //goto next line
1080
1081 if( buf[0]=='#' ) continue; //The line start with # is comment, skip
1082
1083 if (!isxdigit(buf[0])){
1084 PrintAndLog("File content error. '%s' must include 12 HEX symbols",buf);
1085 continue;
1086 }
1087
1088 buf[12] = 0;
1089
1090 if ( stKeyBlock - keycnt < 2) {
1091 p = realloc(keyBlock, 6*(stKeyBlock+=10));
1092 if (!p) {
1093 PrintAndLog("Cannot allocate memory for defKeys");
1094 free(keyBlock);
1095 return 2;
1096 }
1097 keyBlock = p;
1098 }
1099 memset(keyBlock + 6 * keycnt, 0, 6);
1100 num_to_bytes(strtoll(buf, NULL, 16), 6, keyBlock + 6*keycnt);
1101 PrintAndLog("chk custom key[%2d] %012"llx, keycnt, bytes_to_num(keyBlock + 6*keycnt, 6));
1102 keycnt++;
1103 memset(buf, 0, sizeof(buf));
1104 }
1105 fclose(f);
1106 } else {
1107 PrintAndLog("File: %s: not found or locked.", filename);
1108 free(keyBlock);
1109 return 1;
1110
1111 }
1112 }
1113 }
1114
1115 if (keycnt == 0) {
1116 PrintAndLog("No key specified, trying default keys");
1117 for (;keycnt < defaultKeysSize; keycnt++)
1118 PrintAndLog("chk default key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
1119 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
1120 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
1121 }
1122
1123 // initialize storage for found keys
1124 bool validKey[2][40];
1125 uint8_t foundKey[2][40][6];
1126 for (uint16_t t = 0; t < 2; t++) {
1127 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
1128 validKey[t][sectorNo] = false;
1129 for (uint16_t i = 0; i < 6; i++) {
1130 foundKey[t][sectorNo][i] = 0xff;
1131 }
1132 }
1133 }
1134
1135 for ( int t = !keyType; t < 2; keyType==2?(t++):(t=2) ) {
1136 int b=blockNo;
1137 for (int i = 0; i < SectorsCnt; ++i) {
1138 PrintAndLog("--sector:%2d, block:%3d, key type:%C, key count:%2d ", i, b, t?'B':'A', keycnt);
1139 uint32_t max_keys = keycnt>USB_CMD_DATA_SIZE/6?USB_CMD_DATA_SIZE/6:keycnt;
1140 for (uint32_t c = 0; c < keycnt; c+=max_keys) {
1141 uint32_t size = keycnt-c>max_keys?max_keys:keycnt-c;
1142 res = mfCheckKeys(b, t, size, &keyBlock[6*c], &key64);
1143 if (res != 1) {
1144 if (!res) {
1145 PrintAndLog("Found valid key:[%012"llx"]",key64);
1146 num_to_bytes(key64, 6, foundKey[t][i]);
1147 validKey[t][i] = true;
1148 }
1149 } else {
1150 PrintAndLog("Command execute timeout");
1151 }
1152 }
1153 b<127?(b+=4):(b+=16);
1154 }
1155 }
1156
1157 if (transferToEml) {
1158 uint8_t block[16];
1159 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
1160 if (validKey[0][sectorNo] || validKey[1][sectorNo]) {
1161 mfEmlGetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
1162 for (uint16_t t = 0; t < 2; t++) {
1163 if (validKey[t][sectorNo]) {
1164 memcpy(block + t*10, foundKey[t][sectorNo], 6);
1165 }
1166 }
1167 mfEmlSetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
1168 }
1169 }
1170 PrintAndLog("Found keys have been transferred to the emulator memory");
1171 }
1172
1173 if (createDumpFile) {
1174 FILE *fkeys = fopen("dumpkeys.bin","wb");
1175 if (fkeys == NULL) {
1176 PrintAndLog("Could not create file dumpkeys.bin");
1177 free(keyBlock);
1178 return 1;
1179 }
1180 for (uint16_t t = 0; t < 2; t++) {
1181 fwrite(foundKey[t], 1, 6*SectorsCnt, fkeys);
1182 }
1183 fclose(fkeys);
1184 PrintAndLog("Found keys have been dumped to file dumpkeys.bin. 0xffffffffffff has been inserted for unknown keys.");
1185 }
1186
1187 free(keyBlock);
1188 PrintAndLog("");
1189 return 0;
1190 }
1191
1192 int CmdHF14AMf1kSim(const char *Cmd)
1193 {
1194 uint8_t uid[7] = {0, 0, 0, 0, 0, 0, 0};
1195 uint8_t exitAfterNReads = 0;
1196 uint8_t flags = 0;
1197
1198 if (param_getchar(Cmd, 0) == 'h') {
1199 PrintAndLog("Usage: hf mf sim u <uid (8 hex symbols)> n <numreads> i x");
1200 PrintAndLog(" u (Optional) UID. If not specified, the UID from emulator memory will be used");
1201 PrintAndLog(" n (Optional) Automatically exit simulation after <numreads> blocks have been read by reader. 0 = infinite");
1202 PrintAndLog(" i (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted");
1203 PrintAndLog(" x (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)");
1204 PrintAndLog(" sample: hf mf sim u 0a0a0a0a ");
1205 return 0;
1206 }
1207 uint8_t pnr = 0;
1208 if (param_getchar(Cmd, pnr) == 'u') {
1209 if(param_gethex(Cmd, pnr+1, uid, 8) == 0)
1210 {
1211 flags |= FLAG_4B_UID_IN_DATA; // UID from packet
1212 } else if(param_gethex(Cmd,pnr+1,uid,14) == 0) {
1213 flags |= FLAG_7B_UID_IN_DATA;// UID from packet
1214 } else {
1215 PrintAndLog("UID, if specified, must include 8 or 14 HEX symbols");
1216 return 1;
1217 }
1218 pnr +=2;
1219 }
1220 if (param_getchar(Cmd, pnr) == 'n') {
1221 exitAfterNReads = param_get8(Cmd,pnr+1);
1222 pnr += 2;
1223 }
1224 if (param_getchar(Cmd, pnr) == 'i' ) {
1225 //Using a flag to signal interactiveness, least significant bit
1226 flags |= FLAG_INTERACTIVE;
1227 pnr++;
1228 }
1229
1230 if (param_getchar(Cmd, pnr) == 'x' ) {
1231 //Using a flag to signal interactiveness, least significant bit
1232 flags |= FLAG_NR_AR_ATTACK;
1233 }
1234 PrintAndLog(" uid:%s, numreads:%d, flags:%d (0x%02x) ",
1235 flags & FLAG_4B_UID_IN_DATA ? sprint_hex(uid,4):
1236 flags & FLAG_7B_UID_IN_DATA ? sprint_hex(uid,7): "N/A"
1237 , exitAfterNReads, flags,flags);
1238
1239
1240 UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}};
1241 memcpy(c.d.asBytes, uid, sizeof(uid));
1242 SendCommand(&c);
1243
1244 if(flags & FLAG_INTERACTIVE)
1245 {
1246 UsbCommand resp;
1247 PrintAndLog("Press pm3-button to abort simulation");
1248 while(! WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1249 //We're waiting only 1.5 s at a time, otherwise we get the
1250 // annoying message about "Waiting for a response... "
1251 }
1252 }
1253
1254 return 0;
1255 }
1256
1257 int CmdHF14AMfDbg(const char *Cmd)
1258 {
1259 int dbgMode = param_get32ex(Cmd, 0, 0, 10);
1260 if (dbgMode > 4) {
1261 PrintAndLog("Max debug mode parameter is 4 \n");
1262 }
1263
1264 if (strlen(Cmd) < 1 || !param_getchar(Cmd, 0) || dbgMode > 4) {
1265 PrintAndLog("Usage: hf mf dbg <debug level>");
1266 PrintAndLog(" 0 - no debug messages");
1267 PrintAndLog(" 1 - error messages");
1268 PrintAndLog(" 2 - plus information messages");
1269 PrintAndLog(" 3 - plus debug messages");
1270 PrintAndLog(" 4 - print even debug messages in timing critical functions");
1271 PrintAndLog(" Note: this option therefore may cause malfunction itself");
1272 return 0;
1273 }
1274
1275 UsbCommand c = {CMD_MIFARE_SET_DBGMODE, {dbgMode, 0, 0}};
1276 SendCommand(&c);
1277
1278 return 0;
1279 }
1280
1281 int CmdHF14AMfEGet(const char *Cmd)
1282 {
1283 uint8_t blockNo = 0;
1284 uint8_t data[16];
1285
1286 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1287 PrintAndLog("Usage: hf mf eget <block number>");
1288 PrintAndLog(" sample: hf mf eget 0 ");
1289 return 0;
1290 }
1291
1292 blockNo = param_get8(Cmd, 0);
1293
1294 PrintAndLog(" ");
1295 if (!mfEmlGetMem(data, blockNo, 1)) {
1296 PrintAndLog("data[%3d]:%s", blockNo, sprint_hex(data, 16));
1297 } else {
1298 PrintAndLog("Command execute timeout");
1299 }
1300
1301 return 0;
1302 }
1303
1304 int CmdHF14AMfEClear(const char *Cmd)
1305 {
1306 if (param_getchar(Cmd, 0) == 'h') {
1307 PrintAndLog("Usage: hf mf eclr");
1308 PrintAndLog("It set card emulator memory to empty data blocks and key A/B FFFFFFFFFFFF \n");
1309 return 0;
1310 }
1311
1312 UsbCommand c = {CMD_MIFARE_EML_MEMCLR, {0, 0, 0}};
1313 SendCommand(&c);
1314 return 0;
1315 }
1316
1317
1318 int CmdHF14AMfESet(const char *Cmd)
1319 {
1320 uint8_t memBlock[16];
1321 uint8_t blockNo = 0;
1322
1323 memset(memBlock, 0x00, sizeof(memBlock));
1324
1325 if (strlen(Cmd) < 3 || param_getchar(Cmd, 0) == 'h') {
1326 PrintAndLog("Usage: hf mf eset <block number> <block data (32 hex symbols)>");
1327 PrintAndLog(" sample: hf mf eset 1 000102030405060708090a0b0c0d0e0f ");
1328 return 0;
1329 }
1330
1331 blockNo = param_get8(Cmd, 0);
1332
1333 if (param_gethex(Cmd, 1, memBlock, 32)) {
1334 PrintAndLog("block data must include 32 HEX symbols");
1335 return 1;
1336 }
1337
1338 // 1 - blocks count
1339 UsbCommand c = {CMD_MIFARE_EML_MEMSET, {blockNo, 1, 0}};
1340 memcpy(c.d.asBytes, memBlock, 16);
1341 SendCommand(&c);
1342 return 0;
1343 }
1344
1345
1346 int CmdHF14AMfELoad(const char *Cmd)
1347 {
1348 FILE * f;
1349 char filename[FILE_PATH_SIZE];
1350 char *fnameptr = filename;
1351 char buf[64];
1352 uint8_t buf8[64];
1353 int i, len, blockNum, numBlocks;
1354 int nameParamNo = 1;
1355
1356 memset(filename, 0, sizeof(filename));
1357 memset(buf, 0, sizeof(buf));
1358
1359 char ctmp = param_getchar(Cmd, 0);
1360
1361 if ( ctmp == 'h' || ctmp == 0x00) {
1362 PrintAndLog("It loads emul dump from the file `filename.eml`");
1363 PrintAndLog("Usage: hf mf eload [card memory] <file name w/o `.eml`>");
1364 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1365 PrintAndLog("");
1366 PrintAndLog(" sample: hf mf eload filename");
1367 PrintAndLog(" hf mf eload 4 filename");
1368 return 0;
1369 }
1370
1371 switch (ctmp) {
1372 case '0' : numBlocks = 5*4; break;
1373 case '1' :
1374 case '\0': numBlocks = 16*4; break;
1375 case '2' : numBlocks = 32*4; break;
1376 case '4' : numBlocks = 256; break;
1377 default: {
1378 numBlocks = 16*4;
1379 nameParamNo = 0;
1380 }
1381 }
1382
1383 len = param_getstr(Cmd,nameParamNo,filename);
1384
1385 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
1386
1387 fnameptr += len;
1388
1389 sprintf(fnameptr, ".eml");
1390
1391 // open file
1392 f = fopen(filename, "r");
1393 if (f == NULL) {
1394 PrintAndLog("File %s not found or locked", filename);
1395 return 1;
1396 }
1397
1398 blockNum = 0;
1399 while(!feof(f)){
1400 memset(buf, 0, sizeof(buf));
1401
1402 if (fgets(buf, sizeof(buf), f) == NULL) {
1403
1404 if (blockNum >= numBlocks) break;
1405
1406 PrintAndLog("File reading error.");
1407 fclose(f);
1408 return 2;
1409 }
1410
1411 if (strlen(buf) < 32){
1412 if(strlen(buf) && feof(f))
1413 break;
1414 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1415 fclose(f);
1416 return 2;
1417 }
1418
1419 for (i = 0; i < 32; i += 2) {
1420 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1421 }
1422
1423 if (mfEmlSetMem(buf8, blockNum, 1)) {
1424 PrintAndLog("Cant set emul block: %3d", blockNum);
1425 fclose(f);
1426 return 3;
1427 }
1428 blockNum++;
1429
1430 if (blockNum >= numBlocks) break;
1431 }
1432 fclose(f);
1433
1434 if ((blockNum != numBlocks)) {
1435 PrintAndLog("File content error. Got %d must be %d blocks.",blockNum, numBlocks);
1436 return 4;
1437 }
1438 PrintAndLog("Loaded %d blocks from file: %s", blockNum, filename);
1439 return 0;
1440 }
1441
1442
1443 int CmdHF14AMfESave(const char *Cmd)
1444 {
1445 FILE * f;
1446 char filename[FILE_PATH_SIZE];
1447 char * fnameptr = filename;
1448 uint8_t buf[64];
1449 int i, j, len, numBlocks;
1450 int nameParamNo = 1;
1451
1452 memset(filename, 0, sizeof(filename));
1453 memset(buf, 0, sizeof(buf));
1454
1455 char ctmp = param_getchar(Cmd, 0);
1456
1457 if ( ctmp == 'h' || ctmp == 'H') {
1458 PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`");
1459 PrintAndLog(" Usage: hf mf esave [card memory] [file name w/o `.eml`]");
1460 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1461 PrintAndLog("");
1462 PrintAndLog(" sample: hf mf esave ");
1463 PrintAndLog(" hf mf esave 4");
1464 PrintAndLog(" hf mf esave 4 filename");
1465 return 0;
1466 }
1467
1468 switch (ctmp) {
1469 case '0' : numBlocks = 5*4; break;
1470 case '1' :
1471 case '\0': numBlocks = 16*4; break;
1472 case '2' : numBlocks = 32*4; break;
1473 case '4' : numBlocks = 256; break;
1474 default: {
1475 numBlocks = 16*4;
1476 nameParamNo = 0;
1477 }
1478 }
1479
1480 len = param_getstr(Cmd,nameParamNo,filename);
1481
1482 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
1483
1484 // user supplied filename?
1485 if (len < 1) {
1486 // get filename (UID from memory)
1487 if (mfEmlGetMem(buf, 0, 1)) {
1488 PrintAndLog("Can\'t get UID from block: %d", 0);
1489 sprintf(filename, "dump.eml");
1490 }
1491 for (j = 0; j < 7; j++, fnameptr += 2)
1492 sprintf(fnameptr, "%02X", buf[j]);
1493 } else {
1494 fnameptr += len;
1495 }
1496
1497 // add file extension
1498 sprintf(fnameptr, ".eml");
1499
1500 // open file
1501 f = fopen(filename, "w+");
1502
1503 if ( !f ) {
1504 PrintAndLog("Can't open file %s ", filename);
1505 return 1;
1506 }
1507
1508 // put hex
1509 for (i = 0; i < numBlocks; i++) {
1510 if (mfEmlGetMem(buf, i, 1)) {
1511 PrintAndLog("Cant get block: %d", i);
1512 break;
1513 }
1514 for (j = 0; j < 16; j++)
1515 fprintf(f, "%02X", buf[j]);
1516 fprintf(f,"\n");
1517 }
1518 fclose(f);
1519
1520 PrintAndLog("Saved %d blocks to file: %s", numBlocks, filename);
1521
1522 return 0;
1523 }
1524
1525
1526 int CmdHF14AMfECFill(const char *Cmd)
1527 {
1528 uint8_t keyType = 0;
1529 uint8_t numSectors = 16;
1530
1531 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1532 PrintAndLog("Usage: hf mf ecfill <key A/B> [card memory]");
1533 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1534 PrintAndLog("");
1535 PrintAndLog("samples: hf mf ecfill A");
1536 PrintAndLog(" hf mf ecfill A 4");
1537 PrintAndLog("Read card and transfer its data to emulator memory.");
1538 PrintAndLog("Keys must be laid in the emulator memory. \n");
1539 return 0;
1540 }
1541
1542 char ctmp = param_getchar(Cmd, 0);
1543 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
1544 PrintAndLog("Key type must be A or B");
1545 return 1;
1546 }
1547 if (ctmp != 'A' && ctmp != 'a') keyType = 1;
1548
1549 ctmp = param_getchar(Cmd, 1);
1550 switch (ctmp) {
1551 case '0' : numSectors = 5; break;
1552 case '1' :
1553 case '\0': numSectors = 16; break;
1554 case '2' : numSectors = 32; break;
1555 case '4' : numSectors = 40; break;
1556 default: numSectors = 16;
1557 }
1558
1559 printf("--params: numSectors: %d, keyType:%d", numSectors, keyType);
1560 UsbCommand c = {CMD_MIFARE_EML_CARDLOAD, {numSectors, keyType, 0}};
1561 SendCommand(&c);
1562 return 0;
1563 }
1564
1565
1566 int CmdHF14AMfEKeyPrn(const char *Cmd)
1567 {
1568 int i;
1569 uint8_t numSectors;
1570 uint8_t data[16];
1571 uint64_t keyA, keyB;
1572
1573 if (param_getchar(Cmd, 0) == 'h') {
1574 PrintAndLog("It prints the keys loaded in the emulator memory");
1575 PrintAndLog("Usage: hf mf ekeyprn [card memory]");
1576 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1577 PrintAndLog("");
1578 PrintAndLog(" sample: hf mf ekeyprn 1");
1579 return 0;
1580 }
1581
1582 char cmdp = param_getchar(Cmd, 0);
1583
1584 switch (cmdp) {
1585 case '0' : numSectors = 5; break;
1586 case '1' :
1587 case '\0': numSectors = 16; break;
1588 case '2' : numSectors = 32; break;
1589 case '4' : numSectors = 40; break;
1590 default: numSectors = 16;
1591 }
1592
1593 PrintAndLog("|---|----------------|----------------|");
1594 PrintAndLog("|sec|key A |key B |");
1595 PrintAndLog("|---|----------------|----------------|");
1596 for (i = 0; i < numSectors; i++) {
1597 if (mfEmlGetMem(data, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1)) {
1598 PrintAndLog("error get block %d", FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1);
1599 break;
1600 }
1601 keyA = bytes_to_num(data, 6);
1602 keyB = bytes_to_num(data + 10, 6);
1603 PrintAndLog("|%03d| %012"llx" | %012"llx" |", i, keyA, keyB);
1604 }
1605 PrintAndLog("|---|----------------|----------------|");
1606
1607 return 0;
1608 }
1609
1610
1611 int CmdHF14AMfCSetUID(const char *Cmd)
1612 {
1613 uint8_t wipeCard = 0;
1614 uint8_t uid[8] = {0x00};
1615 uint8_t oldUid[8] = {0x00};
1616 int res;
1617
1618 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1619 PrintAndLog("Usage: hf mf csetuid <UID 8 hex symbols> <w>");
1620 PrintAndLog("sample: hf mf csetuid 01020304 w");
1621 PrintAndLog("Set UID for magic Chinese card (only works with!!!)");
1622 PrintAndLog("If you want wipe card then add 'w' into command line. \n");
1623 return 0;
1624 }
1625
1626 if (param_getchar(Cmd, 0) && param_gethex(Cmd, 0, uid, 8)) {
1627 PrintAndLog("UID must include 8 HEX symbols");
1628 return 1;
1629 }
1630
1631 char ctmp = param_getchar(Cmd, 1);
1632 if (ctmp == 'w' || ctmp == 'W') wipeCard = 1;
1633
1634 PrintAndLog("--wipe card:%02x uid:%s", wipeCard, sprint_hex(uid, 4));
1635
1636 res = mfCSetUID(uid, oldUid, wipeCard);
1637 if (res) {
1638 PrintAndLog("Can't set UID. error=%d", res);
1639 return 1;
1640 }
1641
1642 PrintAndLog("old UID:%s", sprint_hex(oldUid, 4));
1643 PrintAndLog("new UID:%s", sprint_hex(uid, 4));
1644 return 0;
1645 }
1646
1647 int CmdHF14AMfCSetBlk(const char *Cmd)
1648 {
1649 uint8_t uid[8];
1650 uint8_t memBlock[16];
1651 uint8_t blockNo = 0;
1652 int res;
1653 memset(memBlock, 0x00, sizeof(memBlock));
1654
1655 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1656 PrintAndLog("Usage: hf mf csetblk <block number> <block data (32 hex symbols)>");
1657 PrintAndLog("sample: hf mf csetblk 1 01020304050607080910111213141516");
1658 PrintAndLog("Set block data for magic Chinese card (only works with!!!)");
1659 PrintAndLog("If you want wipe card then add 'w' into command line. \n");
1660 return 0;
1661 }
1662
1663 blockNo = param_get8(Cmd, 0);
1664
1665 if (param_gethex(Cmd, 1, memBlock, 32)) {
1666 PrintAndLog("block data must include 32 HEX symbols");
1667 return 1;
1668 }
1669
1670 PrintAndLog("--block number:%2d data:%s", blockNo, sprint_hex(memBlock, 16));
1671
1672 res = mfCSetBlock(blockNo, memBlock, uid, 0, CSETBLOCK_SINGLE_OPER);
1673 if (res) {
1674 PrintAndLog("Can't write block. error=%d", res);
1675 return 1;
1676 }
1677
1678 PrintAndLog("UID:%s", sprint_hex(uid, 4));
1679 return 0;
1680 }
1681
1682
1683 int CmdHF14AMfCLoad(const char *Cmd)
1684 {
1685 FILE * f;
1686 char filename[FILE_PATH_SIZE] = {0x00};
1687 char * fnameptr = filename;
1688 char buf[64] = {0x00};
1689 uint8_t buf8[64] = {0x00};
1690 uint8_t fillFromEmulator = 0;
1691 int i, len, blockNum, flags;
1692
1693 // memset(filename, 0, sizeof(filename));
1694 // memset(buf, 0, sizeof(buf));
1695
1696 if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
1697 PrintAndLog("It loads magic Chinese card (only works with!!!) from the file `filename.eml`");
1698 PrintAndLog("or from emulator memory (option `e`)");
1699 PrintAndLog("Usage: hf mf cload <file name w/o `.eml`>");
1700 PrintAndLog(" or: hf mf cload e ");
1701 PrintAndLog(" sample: hf mf cload filename");
1702 return 0;
1703 }
1704
1705 char ctmp = param_getchar(Cmd, 0);
1706 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1707
1708 if (fillFromEmulator) {
1709 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1710 for (blockNum = 0; blockNum < 16 * 4; blockNum += 1) {
1711 if (mfEmlGetMem(buf8, blockNum, 1)) {
1712 PrintAndLog("Cant get block: %d", blockNum);
1713 return 2;
1714 }
1715
1716 if (blockNum == 2) flags = 0;
1717 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1718
1719 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1720 PrintAndLog("Cant set magic card block: %d", blockNum);
1721 return 3;
1722 }
1723 }
1724 return 0;
1725 } else {
1726 len = strlen(Cmd);
1727 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
1728
1729 memcpy(filename, Cmd, len);
1730 fnameptr += len;
1731
1732 sprintf(fnameptr, ".eml");
1733
1734 // open file
1735 f = fopen(filename, "r");
1736 if (f == NULL) {
1737 PrintAndLog("File not found or locked.");
1738 return 1;
1739 }
1740
1741 blockNum = 0;
1742 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1743 while(!feof(f)){
1744 memset(buf, 0, sizeof(buf));
1745 if (fgets(buf, sizeof(buf), f) == NULL) {
1746 PrintAndLog("File reading error.");
1747 return 2;
1748 }
1749
1750 if (strlen(buf) < 32){
1751 if(strlen(buf) && feof(f))
1752 break;
1753 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1754 return 2;
1755 }
1756 for (i = 0; i < 32; i += 2)
1757 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1758
1759 if (blockNum == 2) flags = 0;
1760 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1761
1762 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1763 PrintAndLog("Can't set magic card block: %d", blockNum);
1764 return 3;
1765 }
1766 blockNum++;
1767
1768 if (blockNum >= 16 * 4) break; // magic card type - mifare 1K
1769 }
1770 fclose(f);
1771
1772 if (blockNum != 16 * 4 && blockNum != 32 * 4 + 8 * 16){
1773 PrintAndLog("File content error. There must be 64 blocks");
1774 return 4;
1775 }
1776 PrintAndLog("Loaded from file: %s", filename);
1777 return 0;
1778 }
1779 }
1780
1781 int CmdHF14AMfCGetBlk(const char *Cmd) {
1782 uint8_t memBlock[16];
1783 uint8_t blockNo = 0;
1784 int res;
1785 memset(memBlock, 0x00, sizeof(memBlock));
1786
1787 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1788 PrintAndLog("Usage: hf mf cgetblk <block number>");
1789 PrintAndLog("sample: hf mf cgetblk 1");
1790 PrintAndLog("Get block data from magic Chinese card (only works with!!!)\n");
1791 return 0;
1792 }
1793
1794 blockNo = param_get8(Cmd, 0);
1795
1796 PrintAndLog("--block number:%2d ", blockNo);
1797
1798 res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER);
1799 if (res) {
1800 PrintAndLog("Can't read block. error=%d", res);
1801 return 1;
1802 }
1803
1804 PrintAndLog("block data:%s", sprint_hex(memBlock, 16));
1805 return 0;
1806 }
1807
1808
1809 int CmdHF14AMfCGetSc(const char *Cmd) {
1810 uint8_t memBlock[16];
1811 uint8_t sectorNo = 0;
1812 int i, res, flags;
1813 memset(memBlock, 0x00, sizeof(memBlock));
1814
1815 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1816 PrintAndLog("Usage: hf mf cgetsc <sector number>");
1817 PrintAndLog("sample: hf mf cgetsc 0");
1818 PrintAndLog("Get sector data from magic Chinese card (only works with!!!)\n");
1819 return 0;
1820 }
1821
1822 sectorNo = param_get8(Cmd, 0);
1823 if (sectorNo > 15) {
1824 PrintAndLog("Sector number must be in [0..15] as in MIFARE classic.");
1825 return 1;
1826 }
1827
1828 PrintAndLog("--sector number:%d ", sectorNo);
1829
1830 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1831 for (i = 0; i < 4; i++) {
1832 if (i == 1) flags = 0;
1833 if (i == 3) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1834
1835 res = mfCGetBlock(sectorNo * 4 + i, memBlock, flags);
1836 if (res) {
1837 PrintAndLog("Can't read block. %d error=%d", sectorNo * 4 + i, res);
1838 return 1;
1839 }
1840
1841 PrintAndLog("block %3d data:%s", sectorNo * 4 + i, sprint_hex(memBlock, 16));
1842 }
1843 return 0;
1844 }
1845
1846
1847 int CmdHF14AMfCSave(const char *Cmd) {
1848
1849 FILE * f;
1850 char filename[FILE_PATH_SIZE] = {0x00};
1851 char * fnameptr = filename;
1852 uint8_t fillFromEmulator = 0;
1853 uint8_t buf[64] = {0x00};
1854 int i, j, len, flags;
1855
1856 // memset(filename, 0, sizeof(filename));
1857 // memset(buf, 0, sizeof(buf));
1858
1859 if (param_getchar(Cmd, 0) == 'h') {
1860 PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`");
1861 PrintAndLog("or into emulator memory (option `e`)");
1862 PrintAndLog("Usage: hf mf esave [file name w/o `.eml`][e]");
1863 PrintAndLog(" sample: hf mf esave ");
1864 PrintAndLog(" hf mf esave filename");
1865 PrintAndLog(" hf mf esave e \n");
1866 return 0;
1867 }
1868
1869 char ctmp = param_getchar(Cmd, 0);
1870 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1871
1872 if (fillFromEmulator) {
1873 // put into emulator
1874 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1875 for (i = 0; i < 16 * 4; i++) {
1876 if (i == 1) flags = 0;
1877 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1878
1879 if (mfCGetBlock(i, buf, flags)) {
1880 PrintAndLog("Cant get block: %d", i);
1881 break;
1882 }
1883
1884 if (mfEmlSetMem(buf, i, 1)) {
1885 PrintAndLog("Cant set emul block: %d", i);
1886 return 3;
1887 }
1888 }
1889 return 0;
1890 } else {
1891 len = strlen(Cmd);
1892 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
1893
1894 if (len < 1) {
1895 // get filename
1896 if (mfCGetBlock(0, buf, CSETBLOCK_SINGLE_OPER)) {
1897 PrintAndLog("Cant get block: %d", 0);
1898 return 1;
1899 }
1900 for (j = 0; j < 7; j++, fnameptr += 2)
1901 sprintf(fnameptr, "%02x", buf[j]);
1902 } else {
1903 memcpy(filename, Cmd, len);
1904 fnameptr += len;
1905 }
1906
1907 sprintf(fnameptr, ".eml");
1908
1909 // open file
1910 f = fopen(filename, "w+");
1911
1912 if (f == NULL) {
1913 PrintAndLog("File not found or locked.");
1914 return 1;
1915 }
1916
1917 // put hex
1918 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1919 for (i = 0; i < 16 * 4; i++) {
1920 if (i == 1) flags = 0;
1921 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1922
1923 if (mfCGetBlock(i, buf, flags)) {
1924 PrintAndLog("Cant get block: %d", i);
1925 break;
1926 }
1927 for (j = 0; j < 16; j++)
1928 fprintf(f, "%02x", buf[j]);
1929 fprintf(f,"\n");
1930 }
1931 fclose(f);
1932
1933 PrintAndLog("Saved to file: %s", filename);
1934
1935 return 0;
1936 }
1937 }
1938
1939
1940 int CmdHF14AMfSniff(const char *Cmd){
1941
1942 bool wantLogToFile = 0;
1943 bool wantDecrypt = 0;
1944 //bool wantSaveToEml = 0; TODO
1945 bool wantSaveToEmlFile = 0;
1946
1947 //var
1948 int res = 0;
1949 int len = 0;
1950 int blockLen = 0;
1951 int num = 0;
1952 int pckNum = 0;
1953 uint8_t uid[7];
1954 uint8_t uid_len;
1955 uint8_t atqa[2];
1956 uint8_t sak;
1957 bool isTag;
1958 uint8_t buf[3000];
1959 uint8_t * bufPtr = buf;
1960 memset(buf, 0x00, 3000);
1961
1962 if (param_getchar(Cmd, 0) == 'h') {
1963 PrintAndLog("It continuously gets data from the field and saves it to: log, emulator, emulator file.");
1964 PrintAndLog("You can specify:");
1965 PrintAndLog(" l - save encrypted sequence to logfile `uid.log`");
1966 PrintAndLog(" d - decrypt sequence and put it to log file `uid.log`");
1967 PrintAndLog(" n/a e - decrypt sequence, collect read and write commands and save the result of the sequence to emulator memory");
1968 PrintAndLog(" f - decrypt sequence, collect read and write commands and save the result of the sequence to emulator dump file `uid.eml`");
1969 PrintAndLog("Usage: hf mf sniff [l][d][e][f]");
1970 PrintAndLog(" sample: hf mf sniff l d e");
1971 return 0;
1972 }
1973
1974 for (int i = 0; i < 4; i++) {
1975 char ctmp = param_getchar(Cmd, i);
1976 if (ctmp == 'l' || ctmp == 'L') wantLogToFile = true;
1977 if (ctmp == 'd' || ctmp == 'D') wantDecrypt = true;
1978 //if (ctmp == 'e' || ctmp == 'E') wantSaveToEml = true; TODO
1979 if (ctmp == 'f' || ctmp == 'F') wantSaveToEmlFile = true;
1980 }
1981
1982 printf("-------------------------------------------------------------------------\n");
1983 printf("Executing command. \n");
1984 printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
1985 printf("Press the key on pc keyboard to abort the client.\n");
1986 printf("-------------------------------------------------------------------------\n");
1987
1988 UsbCommand c = {CMD_MIFARE_SNIFFER, {0, 0, 0}};
1989 clearCommandBuffer();
1990 SendCommand(&c);
1991
1992 // wait cycle
1993 while (true) {
1994 printf(".");
1995 fflush(stdout);
1996 if (ukbhit()) {
1997 getchar();
1998 printf("\naborted via keyboard!\n");
1999 break;
2000 }
2001
2002 UsbCommand resp;
2003 if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) {
2004 res = resp.arg[0] & 0xff;
2005 len = resp.arg[1];
2006 num = resp.arg[2];
2007
2008 if (res == 0) return 0;
2009 if (res == 1) {
2010 if (num ==0) {
2011 bufPtr = buf;
2012 memset(buf, 0x00, 3000);
2013 }
2014 memcpy(bufPtr, resp.d.asBytes, len);
2015 bufPtr += len;
2016 pckNum++;
2017 }
2018 if (res == 2) {
2019 blockLen = bufPtr - buf;
2020 bufPtr = buf;
2021 printf(">\n");
2022 PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum);
2023 num = 0;
2024 while (bufPtr - buf < blockLen) {
2025 bufPtr += 6;
2026 len = *((uint16_t *)bufPtr);
2027
2028 if(len & 0x8000) {
2029 isTag = true;
2030 len &= 0x7fff;
2031 } else {
2032 isTag = false;
2033 }
2034 bufPtr += 2;
2035 if ((len == 14) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff) && (bufPtr[12] == 0xff) && (bufPtr[13] == 0xff)) {
2036
2037 memcpy(uid, bufPtr + 2, 7);
2038 memcpy(atqa, bufPtr + 2 + 7, 2);
2039 uid_len = (atqa[0] & 0xC0) == 0x40 ? 7 : 4;
2040 sak = bufPtr[11];
2041
2042 PrintAndLog("tag select uid:%s atqa:0x%02x%02x sak:0x%02x",
2043 sprint_hex(uid + (7 - uid_len), uid_len),
2044 atqa[1],
2045 atqa[0],
2046 sak);
2047 if (wantLogToFile || wantDecrypt) {
2048 FillFileNameByUID(logHexFileName, uid + (7 - uid_len), ".log", uid_len);
2049 AddLogCurrentDT(logHexFileName);
2050 }
2051 if (wantDecrypt)
2052 mfTraceInit(uid, atqa, sak, wantSaveToEmlFile);
2053 } else {
2054 PrintAndLog("%s(%d):%s", isTag ? "TAG":"RDR", num, sprint_hex(bufPtr, len));
2055 if (wantLogToFile)
2056 AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len);
2057 if (wantDecrypt)
2058 mfTraceDecode(bufPtr, len, wantSaveToEmlFile);
2059 }
2060 bufPtr += len;
2061 bufPtr += ((len-1)/8+1); // ignore parity
2062 num++;
2063 }
2064 }
2065 } // resp not NULL
2066 } // while (true)
2067
2068 return 0;
2069 }
2070
2071 static command_t CommandTable[] =
2072 {
2073 {"help", CmdHelp, 1, "This help"},
2074 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
2075 {"rdbl", CmdHF14AMfRdBl, 0, "Read MIFARE classic block"},
2076 {"urdbl", CmdHF14AMfURdBl, 0, "Read MIFARE Ultralight block"},
2077 {"urdcard", CmdHF14AMfURdCard, 0,"Read MIFARE Ultralight Card"},
2078 {"uwrbl", CmdHF14AMfUWrBl, 0,"Write MIFARE Ultralight block"},
2079 {"rdsc", CmdHF14AMfRdSc, 0, "Read MIFARE classic sector"},
2080 {"dump", CmdHF14AMfDump, 0, "Dump MIFARE classic tag to binary file"},
2081 {"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"},
2082 {"wrbl", CmdHF14AMfWrBl, 0, "Write MIFARE classic block"},
2083 {"chk", CmdHF14AMfChk, 0, "Test block keys"},
2084 {"mifare", CmdHF14AMifare, 0, "Read parity error messages."},
2085 {"nested", CmdHF14AMfNested, 0, "Test nested authentication"},
2086 {"sniff", CmdHF14AMfSniff, 0, "Sniff card-reader communication"},
2087 {"sim", CmdHF14AMf1kSim, 0, "Simulate MIFARE card"},
2088 {"eclr", CmdHF14AMfEClear, 0, "Clear simulator memory block"},
2089 {"eget", CmdHF14AMfEGet, 0, "Get simulator memory block"},
2090 {"eset", CmdHF14AMfESet, 0, "Set simulator memory block"},
2091 {"eload", CmdHF14AMfELoad, 0, "Load from file emul dump"},
2092 {"esave", CmdHF14AMfESave, 0, "Save to file emul dump"},
2093 {"ecfill", CmdHF14AMfECFill, 0, "Fill simulator memory with help of keys from simulator"},
2094 {"ekeyprn", CmdHF14AMfEKeyPrn, 0, "Print keys from simulator memory"},
2095 {"csetuid", CmdHF14AMfCSetUID, 0, "Set UID for magic Chinese card"},
2096 {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block - Magic Chinese card"},
2097 {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block - Magic Chinese card"},
2098 {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector - Magic Chinese card"},
2099 {"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"},
2100 {"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"},
2101 {NULL, NULL, 0, NULL}
2102 };
2103
2104 int CmdHFMF(const char *Cmd)
2105 {
2106 // flush
2107 WaitForResponseTimeout(CMD_ACK,NULL,100);
2108
2109 CmdsParse(CommandTable, Cmd);
2110 return 0;
2111 }
2112
2113 int CmdHelp(const char *Cmd)
2114 {
2115 CmdsHelp(CommandTable);
2116 return 0;
2117 }
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