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[proxmark3-svn] / client / cmdhfmf.c
1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2011,2012 Merlok
3 //
4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
5 // at your option, any later version. See the LICENSE.txt file for the text of
6 // the license.
7 //-----------------------------------------------------------------------------
8 // High frequency MIFARE commands
9 //-----------------------------------------------------------------------------
10
11 #include "cmdhfmf.h"
12
13 static int CmdHelp(const char *Cmd);
14
15 int CmdHF14AMifare(const char *Cmd)
16 {
17 uint32_t uid = 0;
18 uint32_t nt = 0, nr = 0;
19 uint64_t par_list = 0, ks_list = 0, r_key = 0;
20 uint8_t isOK = 0;
21 uint8_t keyBlock[8] = {0};
22
23 UsbCommand c = {CMD_READER_MIFARE, {true, 0, 0}};
24
25 // message
26 printf("-------------------------------------------------------------------------\n");
27 printf("Executing command. Expected execution time: 25sec on average :-)\n");
28 printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
29 printf("-------------------------------------------------------------------------\n");
30
31
32 start:
33 clearCommandBuffer();
34 SendCommand(&c);
35
36 //flush queue
37 while (ukbhit()) getchar();
38
39 // 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
517 PrintAndLog("|-----------------------------------------|");
518 PrintAndLog("|------ Reading sector access bits...-----|");
519 PrintAndLog("|-----------------------------------------|");
520
521 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
522 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 0, 0}};
523 memcpy(c.d.asBytes, keyA[sectorNo], 6);
524 SendCommand(&c);
525
526 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
527 uint8_t isOK = resp.arg[0] & 0xff;
528 uint8_t *data = resp.d.asBytes;
529 if (isOK){
530 rights[sectorNo][0] = ((data[7] & 0x10)>>2) | ((data[8] & 0x1)<<1) | ((data[8] & 0x10)>>4); // C1C2C3 for data area 0
531 rights[sectorNo][1] = ((data[7] & 0x20)>>3) | ((data[8] & 0x2)<<0) | ((data[8] & 0x20)>>5); // C1C2C3 for data area 1
532 rights[sectorNo][2] = ((data[7] & 0x40)>>4) | ((data[8] & 0x4)>>1) | ((data[8] & 0x40)>>6); // C1C2C3 for data area 2
533 rights[sectorNo][3] = ((data[7] & 0x80)>>5) | ((data[8] & 0x8)>>2) | ((data[8] & 0x80)>>7); // C1C2C3 for sector trailer
534 } else {
535 PrintAndLog("Could not get access rights for sector %2d. Trying with defaults...", sectorNo);
536 rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;
537 rights[sectorNo][3] = 0x01;
538 }
539 } else {
540 PrintAndLog("Command execute timeout when trying to read access rights for sector %2d. Trying with defaults...", sectorNo);
541 rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;
542 rights[sectorNo][3] = 0x01;
543 }
544 }
545
546 PrintAndLog("|-----------------------------------------|");
547 PrintAndLog("|----- Dumping all blocks to file... -----|");
548 PrintAndLog("|-----------------------------------------|");
549
550 bool isOK = true;
551 for (sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) {
552 for (blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
553 bool received = false;
554
555 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. At least the Access Conditions can always be read with key A.
556 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
557 memcpy(c.d.asBytes, keyA[sectorNo], 6);
558 SendCommand(&c);
559 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
560 } else { // data block. Check if it can be read with key A or key B
561 uint8_t data_area = sectorNo<32?blockNo:blockNo/5;
562 if ((rights[sectorNo][data_area] == 0x03) || (rights[sectorNo][data_area] == 0x05)) { // only key B would work
563 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 1, 0}};
564 memcpy(c.d.asBytes, keyB[sectorNo], 6);
565 SendCommand(&c);
566 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
567 } else if (rights[sectorNo][data_area] == 0x07) { // no key would work
568 isOK = false;
569 PrintAndLog("Access rights do not allow reading of sector %2d block %3d", sectorNo, blockNo);
570 } else { // key A would work
571 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
572 memcpy(c.d.asBytes, keyA[sectorNo], 6);
573 SendCommand(&c);
574 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
575 }
576 }
577
578 if (received) {
579 isOK = resp.arg[0] & 0xff;
580 uint8_t *data = resp.d.asBytes;
581 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. Fill in the keys.
582 data[0] = (keyA[sectorNo][0]);
583 data[1] = (keyA[sectorNo][1]);
584 data[2] = (keyA[sectorNo][2]);
585 data[3] = (keyA[sectorNo][3]);
586 data[4] = (keyA[sectorNo][4]);
587 data[5] = (keyA[sectorNo][5]);
588 data[10] = (keyB[sectorNo][0]);
589 data[11] = (keyB[sectorNo][1]);
590 data[12] = (keyB[sectorNo][2]);
591 data[13] = (keyB[sectorNo][3]);
592 data[14] = (keyB[sectorNo][4]);
593 data[15] = (keyB[sectorNo][5]);
594 }
595 if (isOK) {
596 memcpy(carddata[FirstBlockOfSector(sectorNo) + blockNo], data, 16);
597 PrintAndLog("Successfully read block %2d of sector %2d.", blockNo, sectorNo);
598 } else {
599 PrintAndLog("Could not read block %2d of sector %2d", blockNo, sectorNo);
600 break;
601 }
602 }
603 else {
604 isOK = false;
605 PrintAndLog("Command execute timeout when trying to read block %2d of sector %2d.", blockNo, sectorNo);
606 break;
607 }
608 }
609 }
610
611 if (isOK) {
612 if ((fout = fopen("dumpdata.bin","wb")) == NULL) {
613 PrintAndLog("Could not create file name dumpdata.bin");
614 return 1;
615 }
616 uint16_t numblocks = FirstBlockOfSector(numSectors - 1) + NumBlocksPerSector(numSectors - 1);
617 fwrite(carddata, 1, 16*numblocks, fout);
618 fclose(fout);
619 PrintAndLog("Dumped %d blocks (%d bytes) to file dumpdata.bin", numblocks, 16*numblocks);
620 }
621
622 return 0;
623 }
624
625 int CmdHF14AMfRestore(const char *Cmd)
626 {
627 uint8_t sectorNo,blockNo;
628 uint8_t keyType = 0;
629 uint8_t key[6] = {0xFF};
630 uint8_t bldata[16] = {0x00};
631 uint8_t keyA[40][6];
632 uint8_t keyB[40][6];
633 uint8_t numSectors;
634
635 FILE *fdump;
636 FILE *fkeys;
637
638 char cmdp = param_getchar(Cmd, 0);
639 switch (cmdp) {
640 case '0' : numSectors = 5; break;
641 case '1' :
642 case '\0': numSectors = 16; break;
643 case '2' : numSectors = 32; break;
644 case '4' : numSectors = 40; break;
645 default: numSectors = 16;
646 }
647
648 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
649 PrintAndLog("Usage: hf mf restore [card memory]");
650 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
651 PrintAndLog("");
652 PrintAndLog("Samples: hf mf restore");
653 PrintAndLog(" hf mf restore 4");
654 return 0;
655 }
656
657 if ((fkeys = fopen("dumpkeys.bin","rb")) == NULL) {
658 PrintAndLog("Could not find file dumpkeys.bin");
659 return 1;
660 }
661
662 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
663 if (fread(keyA[sectorNo], 1, 6, fkeys) == 0) {
664 PrintAndLog("File reading error (dumpkeys.bin).");
665 return 2;
666 }
667 }
668
669 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
670 if (fread(keyB[sectorNo], 1, 6, fkeys) == 0) {
671 PrintAndLog("File reading error (dumpkeys.bin).");
672 return 2;
673 }
674 }
675
676 fclose(fkeys);
677
678 if ((fdump = fopen("dumpdata.bin","rb")) == NULL) {
679 PrintAndLog("Could not find file dumpdata.bin");
680 return 1;
681 }
682 PrintAndLog("Restoring dumpdata.bin to card");
683
684 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
685 for(blockNo = 0; blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
686 UsbCommand c = {CMD_MIFARE_WRITEBL, {FirstBlockOfSector(sectorNo) + blockNo, keyType, 0}};
687 memcpy(c.d.asBytes, key, 6);
688
689 if (fread(bldata, 1, 16, fdump) == 0) {
690 PrintAndLog("File reading error (dumpdata.bin).");
691 fclose(fdump);
692 return 2;
693 }
694
695 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer
696 bldata[0] = (keyA[sectorNo][0]);
697 bldata[1] = (keyA[sectorNo][1]);
698 bldata[2] = (keyA[sectorNo][2]);
699 bldata[3] = (keyA[sectorNo][3]);
700 bldata[4] = (keyA[sectorNo][4]);
701 bldata[5] = (keyA[sectorNo][5]);
702 bldata[10] = (keyB[sectorNo][0]);
703 bldata[11] = (keyB[sectorNo][1]);
704 bldata[12] = (keyB[sectorNo][2]);
705 bldata[13] = (keyB[sectorNo][3]);
706 bldata[14] = (keyB[sectorNo][4]);
707 bldata[15] = (keyB[sectorNo][5]);
708 }
709
710 PrintAndLog("Writing to block %3d: %s", FirstBlockOfSector(sectorNo) + blockNo, sprint_hex(bldata, 16));
711
712 memcpy(c.d.asBytes + 10, bldata, 16);
713 SendCommand(&c);
714
715 UsbCommand resp;
716 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
717 uint8_t isOK = resp.arg[0] & 0xff;
718 PrintAndLog("isOk:%02x", isOK);
719 } else {
720 PrintAndLog("Command execute timeout");
721 }
722 }
723 }
724
725 fclose(fdump);
726 return 0;
727 }
728
729 int CmdHF14AMfNested(const char *Cmd)
730 {
731 int i, j, res, iterations;
732 sector *e_sector = NULL;
733 uint8_t blockNo = 0;
734 uint8_t keyType = 0;
735 uint8_t trgBlockNo = 0;
736 uint8_t trgKeyType = 0;
737 uint8_t SectorsCnt = 0;
738 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
739 uint8_t keyBlock[13*6];
740 uint64_t key64 = 0;
741 bool transferToEml = false;
742
743 bool createDumpFile = false;
744 FILE *fkeys;
745 uint8_t standart[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
746 uint8_t tempkey[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
747
748 char cmdp, ctmp;
749
750 if (strlen(Cmd)<3) {
751 PrintAndLog("Usage:");
752 PrintAndLog(" all sectors: hf mf nested <card memory> <block number> <key A/B> <key (12 hex symbols)> [t,d]");
753 PrintAndLog(" one sector: hf mf nested o <block number> <key A/B> <key (12 hex symbols)>");
754 PrintAndLog(" <target block number> <target key A/B> [t]");
755 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
756 PrintAndLog("t - transfer keys into emulator memory");
757 PrintAndLog("d - write keys to binary file");
758 PrintAndLog(" ");
759 PrintAndLog(" sample1: hf mf nested 1 0 A FFFFFFFFFFFF ");
760 PrintAndLog(" sample2: hf mf nested 1 0 A FFFFFFFFFFFF t ");
761 PrintAndLog(" sample3: hf mf nested 1 0 A FFFFFFFFFFFF d ");
762 PrintAndLog(" sample4: hf mf nested o 0 A FFFFFFFFFFFF 4 A");
763 return 0;
764 }
765
766 cmdp = param_getchar(Cmd, 0);
767 blockNo = param_get8(Cmd, 1);
768 ctmp = param_getchar(Cmd, 2);
769
770 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
771 PrintAndLog("Key type must be A or B");
772 return 1;
773 }
774
775 if (ctmp != 'A' && ctmp != 'a')
776 keyType = 1;
777
778 if (param_gethex(Cmd, 3, key, 12)) {
779 PrintAndLog("Key must include 12 HEX symbols");
780 return 1;
781 }
782
783 if (cmdp == 'o' || cmdp == 'O') {
784 cmdp = 'o';
785 trgBlockNo = param_get8(Cmd, 4);
786 ctmp = param_getchar(Cmd, 5);
787 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
788 PrintAndLog("Target key type must be A or B");
789 return 1;
790 }
791 if (ctmp != 'A' && ctmp != 'a')
792 trgKeyType = 1;
793 } else {
794
795 switch (cmdp) {
796 case '0': SectorsCnt = 05; break;
797 case '1': SectorsCnt = 16; break;
798 case '2': SectorsCnt = 32; break;
799 case '4': SectorsCnt = 40; break;
800 default: SectorsCnt = 16;
801 }
802 }
803
804 ctmp = param_getchar(Cmd, 4);
805 if (ctmp == 't' || ctmp == 'T') transferToEml = true;
806 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = true;
807
808 ctmp = param_getchar(Cmd, 6);
809 transferToEml |= (ctmp == 't' || ctmp == 'T');
810 transferToEml |= (ctmp == 'd' || ctmp == 'D');
811
812 if (cmdp == 'o') {
813 PrintAndLog("--target block no:%3d, target key type:%c ", trgBlockNo, trgKeyType?'B':'A');
814 if (mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true)) {
815 PrintAndLog("Nested error.");
816 return 2;
817 }
818 key64 = bytes_to_num(keyBlock, 6);
819 if (key64) {
820 PrintAndLog("Found valid key:%012"llx, key64);
821
822 // transfer key to the emulator
823 if (transferToEml) {
824 uint8_t sectortrailer;
825 if (trgBlockNo < 32*4) { // 4 block sector
826 sectortrailer = (trgBlockNo & 0x03) + 3;
827 } else { // 16 block sector
828 sectortrailer = (trgBlockNo & 0x0f) + 15;
829 }
830 mfEmlGetMem(keyBlock, sectortrailer, 1);
831
832 if (!trgKeyType)
833 num_to_bytes(key64, 6, keyBlock);
834 else
835 num_to_bytes(key64, 6, &keyBlock[10]);
836 mfEmlSetMem(keyBlock, sectortrailer, 1);
837 }
838 } else {
839 PrintAndLog("No valid key found");
840 }
841 }
842 else { // ------------------------------------ multiple sectors working
843 clock_t time1;
844 time1 = clock();
845
846 e_sector = calloc(SectorsCnt, sizeof(sector));
847 if (e_sector == NULL) return 1;
848
849 //test current key and additional standard keys first
850 memcpy(keyBlock, key, 6);
851 num_to_bytes(0xffffffffffff, 6, (uint8_t*)(keyBlock + 1 * 6));
852 num_to_bytes(0x000000000000, 6, (uint8_t*)(keyBlock + 2 * 6));
853 num_to_bytes(0xa0a1a2a3a4a5, 6, (uint8_t*)(keyBlock + 3 * 6));
854 num_to_bytes(0xb0b1b2b3b4b5, 6, (uint8_t*)(keyBlock + 4 * 6));
855 num_to_bytes(0xaabbccddeeff, 6, (uint8_t*)(keyBlock + 5 * 6));
856 num_to_bytes(0x4d3a99c351dd, 6, (uint8_t*)(keyBlock + 6 * 6));
857 num_to_bytes(0x1a982c7e459a, 6, (uint8_t*)(keyBlock + 7 * 6));
858 num_to_bytes(0xd3f7d3f7d3f7, 6, (uint8_t*)(keyBlock + 8 * 6));
859 num_to_bytes(0x714c5c886e97, 6, (uint8_t*)(keyBlock + 9 * 6));
860 num_to_bytes(0x587ee5f9350f, 6, (uint8_t*)(keyBlock + 10 * 6));
861 num_to_bytes(0xa0478cc39091, 6, (uint8_t*)(keyBlock + 11 * 6));
862 num_to_bytes(0x533cb6c723f6, 6, (uint8_t*)(keyBlock + 12 * 6));
863 num_to_bytes(0x8fd0a4f256e9, 6, (uint8_t*)(keyBlock + 13 * 6));
864
865 PrintAndLog("Testing known keys. Sector count=%d", SectorsCnt);
866 for (i = 0; i < SectorsCnt; i++) {
867 for (j = 0; j < 2; j++) {
868 if (e_sector[i].foundKey[j]) continue;
869
870 res = mfCheckKeys(FirstBlockOfSector(i), j, 6, keyBlock, &key64);
871
872 if (!res) {
873 e_sector[i].Key[j] = key64;
874 e_sector[i].foundKey[j] = 1;
875 }
876 }
877 }
878
879 // nested sectors
880 iterations = 0;
881 PrintAndLog("nested...");
882 bool calibrate = true;
883 for (i = 0; i < NESTED_SECTOR_RETRY; i++) {
884 for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
885 for (trgKeyType = 0; trgKeyType < 2; trgKeyType++) {
886 if (e_sector[sectorNo].foundKey[trgKeyType]) continue;
887 PrintAndLog("-----------------------------------------------");
888 if(mfnested(blockNo, keyType, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate)) {
889 PrintAndLog("Nested error.\n");
890 free(e_sector);
891 return 2; }
892 else {
893 calibrate = false;
894 }
895
896 iterations++;
897
898 key64 = bytes_to_num(keyBlock, 6);
899 if (key64) {
900 PrintAndLog("Found valid key:%012"llx, key64);
901 e_sector[sectorNo].foundKey[trgKeyType] = 1;
902 e_sector[sectorNo].Key[trgKeyType] = key64;
903 }
904 }
905 }
906 }
907
908 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);
909
910 PrintAndLog("-----------------------------------------------\nIterations count: %d\n\n", iterations);
911 //print them
912 PrintAndLog("|---|----------------|---|----------------|---|");
913 PrintAndLog("|sec|key A |res|key B |res|");
914 PrintAndLog("|---|----------------|---|----------------|---|");
915 for (i = 0; i < SectorsCnt; i++) {
916 PrintAndLog("|%03d| %012"llx" | %d | %012"llx" | %d |", i,
917 e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]);
918 }
919 PrintAndLog("|---|----------------|---|----------------|---|");
920
921 // transfer them to the emulator
922 if (transferToEml) {
923 for (i = 0; i < SectorsCnt; i++) {
924 mfEmlGetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
925 if (e_sector[i].foundKey[0])
926 num_to_bytes(e_sector[i].Key[0], 6, keyBlock);
927 if (e_sector[i].foundKey[1])
928 num_to_bytes(e_sector[i].Key[1], 6, &keyBlock[10]);
929 mfEmlSetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
930 }
931 }
932
933 // Create dump file
934 if (createDumpFile) {
935 if ((fkeys = fopen("dumpkeys.bin","wb")) == NULL) {
936 PrintAndLog("Could not create file dumpkeys.bin");
937 free(e_sector);
938 return 1;
939 }
940 PrintAndLog("Printing keys to binary file dumpkeys.bin...");
941 for(i=0; i<SectorsCnt; i++) {
942 if (e_sector[i].foundKey[0]){
943 num_to_bytes(e_sector[i].Key[0], 6, tempkey);
944 fwrite ( tempkey, 1, 6, fkeys );
945 }
946 else{
947 fwrite ( &standart, 1, 6, fkeys );
948 }
949 }
950 for(i=0; i<SectorsCnt; i++) {
951 if (e_sector[i].foundKey[1]){
952 num_to_bytes(e_sector[i].Key[1], 6, tempkey);
953 fwrite ( tempkey, 1, 6, fkeys );
954 }
955 else{
956 fwrite ( &standart, 1, 6, fkeys );
957 }
958 }
959 fclose(fkeys);
960 }
961
962 free(e_sector);
963 }
964 return 0;
965 }
966
967 int CmdHF14AMfChk(const char *Cmd)
968 {
969 if (strlen(Cmd)<3) {
970 PrintAndLog("Usage: hf mf chk <block number>|<*card memory> <key type (A/B/?)> [t] [<key (12 hex symbols)>] [<dic (*.dic)>]");
971 PrintAndLog(" * - all sectors");
972 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
973 PrintAndLog("d - write keys to binary file\n");
974 PrintAndLog(" sample: hf mf chk 0 A 1234567890ab keys.dic");
975 PrintAndLog(" hf mf chk *1 ? t");
976 return 0;
977 }
978
979 FILE * f;
980 char filename[FILE_PATH_SIZE]={0};
981 char buf[13];
982 uint8_t *keyBlock = NULL, *p;
983 uint8_t stKeyBlock = 20;
984
985 int i, res;
986 int keycnt = 0;
987 char ctmp = 0x00;
988 uint8_t blockNo = 0;
989 uint8_t SectorsCnt = 1;
990 uint8_t keyType = 0;
991 uint64_t key64 = 0;
992
993 int transferToEml = 0;
994 int createDumpFile = 0;
995
996 keyBlock = calloc(stKeyBlock, 6);
997 if (keyBlock == NULL) return 1;
998
999 uint64_t defaultKeys[] =
1000 {
1001 0xffffffffffff, // Default key (first key used by program if no user defined key)
1002 0x000000000000, // Blank key
1003 0xa0a1a2a3a4a5, // NFCForum MAD key
1004 0xb0b1b2b3b4b5,
1005 0xaabbccddeeff,
1006 0x4d3a99c351dd,
1007 0x1a982c7e459a,
1008 0xd3f7d3f7d3f7,
1009 0x714c5c886e97,
1010 0x587ee5f9350f,
1011 0xa0478cc39091,
1012 0x533cb6c723f6,
1013 0x8fd0a4f256e9
1014 };
1015 int defaultKeysSize = sizeof(defaultKeys) / sizeof(uint64_t);
1016
1017 for (int defaultKeyCounter = 0; defaultKeyCounter < defaultKeysSize; defaultKeyCounter++)
1018 {
1019 num_to_bytes(defaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));
1020 }
1021
1022 if (param_getchar(Cmd, 0)=='*') {
1023 blockNo = 3;
1024 switch(param_getchar(Cmd+1, 0)) {
1025 case '0': SectorsCnt = 5; break;
1026 case '1': SectorsCnt = 16; break;
1027 case '2': SectorsCnt = 32; break;
1028 case '4': SectorsCnt = 40; break;
1029 default: SectorsCnt = 16;
1030 }
1031 }
1032 else
1033 blockNo = param_get8(Cmd, 0);
1034
1035 ctmp = param_getchar(Cmd, 1);
1036 switch (ctmp) {
1037 case 'a': case 'A':
1038 keyType = !0;
1039 break;
1040 case 'b': case 'B':
1041 keyType = !1;
1042 break;
1043 case '?':
1044 keyType = 2;
1045 break;
1046 default:
1047 PrintAndLog("Key type must be A , B or ?");
1048 return 1;
1049 };
1050
1051 ctmp = param_getchar(Cmd, 2);
1052 if (ctmp == 't' || ctmp == 'T') transferToEml = 1;
1053 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = 1;
1054
1055 for (i = transferToEml || createDumpFile; param_getchar(Cmd, 2 + i); i++) {
1056 if (!param_gethex(Cmd, 2 + i, keyBlock + 6 * keycnt, 12)) {
1057 if ( stKeyBlock - keycnt < 2) {
1058 p = realloc(keyBlock, 6*(stKeyBlock+=10));
1059 if (!p) {
1060 PrintAndLog("Cannot allocate memory for Keys");
1061 free(keyBlock);
1062 return 2;
1063 }
1064 keyBlock = p;
1065 }
1066 PrintAndLog("chk key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
1067 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
1068 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
1069 keycnt++;
1070 } else {
1071 // May be a dic file
1072 if ( param_getstr(Cmd, 2 + i,filename) >= FILE_PATH_SIZE ) {
1073 PrintAndLog("File name too long");
1074 free(keyBlock);
1075 return 2;
1076 }
1077
1078 if ( (f = fopen( filename , "r")) ) {
1079 while( fgets(buf, sizeof(buf), f) ){
1080 if (strlen(buf) < 12 || buf[11] == '\n')
1081 continue;
1082
1083 while (fgetc(f) != '\n' && !feof(f)) ; //goto next line
1084
1085 if( buf[0]=='#' ) continue; //The line start with # is comment, skip
1086
1087 if (!isxdigit(buf[0])){
1088 PrintAndLog("File content error. '%s' must include 12 HEX symbols",buf);
1089 continue;
1090 }
1091
1092 buf[12] = 0;
1093
1094 if ( stKeyBlock - keycnt < 2) {
1095 p = realloc(keyBlock, 6*(stKeyBlock+=10));
1096 if (!p) {
1097 PrintAndLog("Cannot allocate memory for defKeys");
1098 free(keyBlock);
1099 return 2;
1100 }
1101 keyBlock = p;
1102 }
1103 memset(keyBlock + 6 * keycnt, 0, 6);
1104 num_to_bytes(strtoll(buf, NULL, 16), 6, keyBlock + 6*keycnt);
1105 PrintAndLog("chk custom key[%2d] %012"llx, keycnt, bytes_to_num(keyBlock + 6*keycnt, 6));
1106 keycnt++;
1107 memset(buf, 0, sizeof(buf));
1108 }
1109 fclose(f);
1110 } else {
1111 PrintAndLog("File: %s: not found or locked.", filename);
1112 free(keyBlock);
1113 return 1;
1114
1115 }
1116 }
1117 }
1118
1119 if (keycnt == 0) {
1120 PrintAndLog("No key specified, trying default keys");
1121 for (;keycnt < defaultKeysSize; keycnt++)
1122 PrintAndLog("chk default key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
1123 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
1124 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
1125 }
1126
1127 // initialize storage for found keys
1128 bool validKey[2][40];
1129 uint8_t foundKey[2][40][6];
1130 for (uint16_t t = 0; t < 2; t++) {
1131 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
1132 validKey[t][sectorNo] = false;
1133 for (uint16_t i = 0; i < 6; i++) {
1134 foundKey[t][sectorNo][i] = 0xff;
1135 }
1136 }
1137 }
1138
1139 for ( int t = !keyType; t < 2; keyType==2?(t++):(t=2) ) {
1140 int b=blockNo;
1141 for (int i = 0; i < SectorsCnt; ++i) {
1142 PrintAndLog("--sector:%2d, block:%3d, key type:%C, key count:%2d ", i, b, t?'B':'A', keycnt);
1143 uint32_t max_keys = keycnt>USB_CMD_DATA_SIZE/6?USB_CMD_DATA_SIZE/6:keycnt;
1144 for (uint32_t c = 0; c < keycnt; c+=max_keys) {
1145 uint32_t size = keycnt-c>max_keys?max_keys:keycnt-c;
1146 res = mfCheckKeys(b, t, size, &keyBlock[6*c], &key64);
1147 if (res != 1) {
1148 if (!res) {
1149 PrintAndLog("Found valid key:[%012"llx"]",key64);
1150 num_to_bytes(key64, 6, foundKey[t][i]);
1151 validKey[t][i] = true;
1152 }
1153 } else {
1154 PrintAndLog("Command execute timeout");
1155 }
1156 }
1157 b<127?(b+=4):(b+=16);
1158 }
1159 }
1160
1161 if (transferToEml) {
1162 uint8_t block[16];
1163 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
1164 if (validKey[0][sectorNo] || validKey[1][sectorNo]) {
1165 mfEmlGetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
1166 for (uint16_t t = 0; t < 2; t++) {
1167 if (validKey[t][sectorNo]) {
1168 memcpy(block + t*10, foundKey[t][sectorNo], 6);
1169 }
1170 }
1171 mfEmlSetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
1172 }
1173 }
1174 PrintAndLog("Found keys have been transferred to the emulator memory");
1175 }
1176
1177 if (createDumpFile) {
1178 FILE *fkeys = fopen("dumpkeys.bin","wb");
1179 if (fkeys == NULL) {
1180 PrintAndLog("Could not create file dumpkeys.bin");
1181 free(keyBlock);
1182 return 1;
1183 }
1184 for (uint16_t t = 0; t < 2; t++) {
1185 fwrite(foundKey[t], 1, 6*SectorsCnt, fkeys);
1186 }
1187 fclose(fkeys);
1188 PrintAndLog("Found keys have been dumped to file dumpkeys.bin. 0xffffffffffff has been inserted for unknown keys.");
1189 }
1190
1191 free(keyBlock);
1192 PrintAndLog("");
1193 return 0;
1194 }
1195
1196 int CmdHF14AMf1kSim(const char *Cmd)
1197 {
1198 uint8_t uid[7] = {0, 0, 0, 0, 0, 0, 0};
1199 uint8_t exitAfterNReads = 0;
1200 uint8_t flags = 0;
1201
1202 if (param_getchar(Cmd, 0) == 'h') {
1203 PrintAndLog("Usage: hf mf sim u <uid (8 hex symbols)> n <numreads> i x");
1204 PrintAndLog(" u (Optional) UID. If not specified, the UID from emulator memory will be used");
1205 PrintAndLog(" n (Optional) Automatically exit simulation after <numreads> blocks have been read by reader. 0 = infinite");
1206 PrintAndLog(" i (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted");
1207 PrintAndLog(" x (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)");
1208 PrintAndLog(" sample: hf mf sim u 0a0a0a0a ");
1209 return 0;
1210 }
1211 uint8_t pnr = 0;
1212 if (param_getchar(Cmd, pnr) == 'u') {
1213 if(param_gethex(Cmd, pnr+1, uid, 8) == 0)
1214 {
1215 flags |= FLAG_4B_UID_IN_DATA; // UID from packet
1216 } else if(param_gethex(Cmd,pnr+1,uid,14) == 0) {
1217 flags |= FLAG_7B_UID_IN_DATA;// UID from packet
1218 } else {
1219 PrintAndLog("UID, if specified, must include 8 or 14 HEX symbols");
1220 return 1;
1221 }
1222 pnr +=2;
1223 }
1224 if (param_getchar(Cmd, pnr) == 'n') {
1225 exitAfterNReads = param_get8(Cmd,pnr+1);
1226 pnr += 2;
1227 }
1228 if (param_getchar(Cmd, pnr) == 'i' ) {
1229 //Using a flag to signal interactiveness, least significant bit
1230 flags |= FLAG_INTERACTIVE;
1231 pnr++;
1232 }
1233
1234 if (param_getchar(Cmd, pnr) == 'x' ) {
1235 //Using a flag to signal interactiveness, least significant bit
1236 flags |= FLAG_NR_AR_ATTACK;
1237 }
1238 PrintAndLog(" uid:%s, numreads:%d, flags:%d (0x%02x) ",
1239 flags & FLAG_4B_UID_IN_DATA ? sprint_hex(uid,4):
1240 flags & FLAG_7B_UID_IN_DATA ? sprint_hex(uid,7): "N/A"
1241 , exitAfterNReads, flags,flags);
1242
1243
1244 UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}};
1245 memcpy(c.d.asBytes, uid, sizeof(uid));
1246 SendCommand(&c);
1247
1248 if(flags & FLAG_INTERACTIVE)
1249 {
1250 UsbCommand resp;
1251 PrintAndLog("Press pm3-button to abort simulation");
1252 while(! WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1253 //We're waiting only 1.5 s at a time, otherwise we get the
1254 // annoying message about "Waiting for a response... "
1255 }
1256 }
1257
1258 return 0;
1259 }
1260
1261 int CmdHF14AMfDbg(const char *Cmd)
1262 {
1263 int dbgMode = param_get32ex(Cmd, 0, 0, 10);
1264 if (dbgMode > 4) {
1265 PrintAndLog("Max debug mode parameter is 4 \n");
1266 }
1267
1268 if (strlen(Cmd) < 1 || !param_getchar(Cmd, 0) || dbgMode > 4) {
1269 PrintAndLog("Usage: hf mf dbg <debug level>");
1270 PrintAndLog(" 0 - no debug messages");
1271 PrintAndLog(" 1 - error messages");
1272 PrintAndLog(" 2 - plus information messages");
1273 PrintAndLog(" 3 - plus debug messages");
1274 PrintAndLog(" 4 - print even debug messages in timing critical functions");
1275 PrintAndLog(" Note: this option therefore may cause malfunction itself");
1276 return 0;
1277 }
1278
1279 UsbCommand c = {CMD_MIFARE_SET_DBGMODE, {dbgMode, 0, 0}};
1280 SendCommand(&c);
1281
1282 return 0;
1283 }
1284
1285 int CmdHF14AMfEGet(const char *Cmd)
1286 {
1287 uint8_t blockNo = 0;
1288 uint8_t data[16];
1289
1290 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1291 PrintAndLog("Usage: hf mf eget <block number>");
1292 PrintAndLog(" sample: hf mf eget 0 ");
1293 return 0;
1294 }
1295
1296 blockNo = param_get8(Cmd, 0);
1297
1298 PrintAndLog(" ");
1299 if (!mfEmlGetMem(data, blockNo, 1)) {
1300 PrintAndLog("data[%3d]:%s", blockNo, sprint_hex(data, 16));
1301 } else {
1302 PrintAndLog("Command execute timeout");
1303 }
1304
1305 return 0;
1306 }
1307
1308 int CmdHF14AMfEClear(const char *Cmd)
1309 {
1310 if (param_getchar(Cmd, 0) == 'h') {
1311 PrintAndLog("Usage: hf mf eclr");
1312 PrintAndLog("It set card emulator memory to empty data blocks and key A/B FFFFFFFFFFFF \n");
1313 return 0;
1314 }
1315
1316 UsbCommand c = {CMD_MIFARE_EML_MEMCLR, {0, 0, 0}};
1317 SendCommand(&c);
1318 return 0;
1319 }
1320
1321
1322 int CmdHF14AMfESet(const char *Cmd)
1323 {
1324 uint8_t memBlock[16];
1325 uint8_t blockNo = 0;
1326
1327 memset(memBlock, 0x00, sizeof(memBlock));
1328
1329 if (strlen(Cmd) < 3 || param_getchar(Cmd, 0) == 'h') {
1330 PrintAndLog("Usage: hf mf eset <block number> <block data (32 hex symbols)>");
1331 PrintAndLog(" sample: hf mf eset 1 000102030405060708090a0b0c0d0e0f ");
1332 return 0;
1333 }
1334
1335 blockNo = param_get8(Cmd, 0);
1336
1337 if (param_gethex(Cmd, 1, memBlock, 32)) {
1338 PrintAndLog("block data must include 32 HEX symbols");
1339 return 1;
1340 }
1341
1342 // 1 - blocks count
1343 UsbCommand c = {CMD_MIFARE_EML_MEMSET, {blockNo, 1, 0}};
1344 memcpy(c.d.asBytes, memBlock, 16);
1345 SendCommand(&c);
1346 return 0;
1347 }
1348
1349
1350 int CmdHF14AMfELoad(const char *Cmd)
1351 {
1352 FILE * f;
1353 char filename[FILE_PATH_SIZE];
1354 char *fnameptr = filename;
1355 char buf[64];
1356 uint8_t buf8[64];
1357 int i, len, blockNum, numBlocks;
1358 int nameParamNo = 1;
1359
1360 memset(filename, 0, sizeof(filename));
1361 memset(buf, 0, sizeof(buf));
1362
1363 char ctmp = param_getchar(Cmd, 0);
1364
1365 if ( ctmp == 'h' || ctmp == 0x00) {
1366 PrintAndLog("It loads emul dump from the file `filename.eml`");
1367 PrintAndLog("Usage: hf mf eload [card memory] <file name w/o `.eml`>");
1368 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1369 PrintAndLog("");
1370 PrintAndLog(" sample: hf mf eload filename");
1371 PrintAndLog(" hf mf eload 4 filename");
1372 return 0;
1373 }
1374
1375 switch (ctmp) {
1376 case '0' : numBlocks = 5*4; break;
1377 case '1' :
1378 case '\0': numBlocks = 16*4; break;
1379 case '2' : numBlocks = 32*4; break;
1380 case '4' : numBlocks = 256; break;
1381 default: {
1382 numBlocks = 16*4;
1383 nameParamNo = 0;
1384 }
1385 }
1386
1387 len = param_getstr(Cmd,nameParamNo,filename);
1388
1389 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
1390
1391 fnameptr += len;
1392
1393 sprintf(fnameptr, ".eml");
1394
1395 // open file
1396 f = fopen(filename, "r");
1397 if (f == NULL) {
1398 PrintAndLog("File %s not found or locked", filename);
1399 return 1;
1400 }
1401
1402 blockNum = 0;
1403 while(!feof(f)){
1404 memset(buf, 0, sizeof(buf));
1405
1406 if (fgets(buf, sizeof(buf), f) == NULL) {
1407
1408 if (blockNum >= numBlocks) break;
1409
1410 PrintAndLog("File reading error.");
1411 fclose(f);
1412 return 2;
1413 }
1414
1415 if (strlen(buf) < 32){
1416 if(strlen(buf) && feof(f))
1417 break;
1418 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1419 fclose(f);
1420 return 2;
1421 }
1422
1423 for (i = 0; i < 32; i += 2) {
1424 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1425 }
1426
1427 if (mfEmlSetMem(buf8, blockNum, 1)) {
1428 PrintAndLog("Cant set emul block: %3d", blockNum);
1429 fclose(f);
1430 return 3;
1431 }
1432 blockNum++;
1433
1434 if (blockNum >= numBlocks) break;
1435 }
1436 fclose(f);
1437
1438 if ((blockNum != numBlocks)) {
1439 PrintAndLog("File content error. Got %d must be %d blocks.",blockNum, numBlocks);
1440 return 4;
1441 }
1442 PrintAndLog("Loaded %d blocks from file: %s", blockNum, filename);
1443 return 0;
1444 }
1445
1446
1447 int CmdHF14AMfESave(const char *Cmd)
1448 {
1449 FILE * f;
1450 char filename[FILE_PATH_SIZE];
1451 char * fnameptr = filename;
1452 uint8_t buf[64];
1453 int i, j, len, numBlocks;
1454 int nameParamNo = 1;
1455
1456 memset(filename, 0, sizeof(filename));
1457 memset(buf, 0, sizeof(buf));
1458
1459 char ctmp = param_getchar(Cmd, 0);
1460
1461 if ( ctmp == 'h' || ctmp == 'H') {
1462 PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`");
1463 PrintAndLog(" Usage: hf mf esave [card memory] [file name w/o `.eml`]");
1464 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1465 PrintAndLog("");
1466 PrintAndLog(" sample: hf mf esave ");
1467 PrintAndLog(" hf mf esave 4");
1468 PrintAndLog(" hf mf esave 4 filename");
1469 return 0;
1470 }
1471
1472 switch (ctmp) {
1473 case '0' : numBlocks = 5*4; break;
1474 case '1' :
1475 case '\0': numBlocks = 16*4; break;
1476 case '2' : numBlocks = 32*4; break;
1477 case '4' : numBlocks = 256; break;
1478 default: {
1479 numBlocks = 16*4;
1480 nameParamNo = 0;
1481 }
1482 }
1483
1484 len = param_getstr(Cmd,nameParamNo,filename);
1485
1486 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
1487
1488 // user supplied filename?
1489 if (len < 1) {
1490 // get filename (UID from memory)
1491 if (mfEmlGetMem(buf, 0, 1)) {
1492 PrintAndLog("Can\'t get UID from block: %d", 0);
1493 sprintf(filename, "dump.eml");
1494 }
1495 for (j = 0; j < 7; j++, fnameptr += 2)
1496 sprintf(fnameptr, "%02X", buf[j]);
1497 } else {
1498 fnameptr += len;
1499 }
1500
1501 // add file extension
1502 sprintf(fnameptr, ".eml");
1503
1504 // open file
1505 f = fopen(filename, "w+");
1506
1507 if ( !f ) {
1508 PrintAndLog("Can't open file %s ", filename);
1509 return 1;
1510 }
1511
1512 // put hex
1513 for (i = 0; i < numBlocks; i++) {
1514 if (mfEmlGetMem(buf, i, 1)) {
1515 PrintAndLog("Cant get block: %d", i);
1516 break;
1517 }
1518 for (j = 0; j < 16; j++)
1519 fprintf(f, "%02X", buf[j]);
1520 fprintf(f,"\n");
1521 }
1522 fclose(f);
1523
1524 PrintAndLog("Saved %d blocks to file: %s", numBlocks, filename);
1525
1526 return 0;
1527 }
1528
1529
1530 int CmdHF14AMfECFill(const char *Cmd)
1531 {
1532 uint8_t keyType = 0;
1533 uint8_t numSectors = 16;
1534
1535 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1536 PrintAndLog("Usage: hf mf ecfill <key A/B> [card memory]");
1537 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1538 PrintAndLog("");
1539 PrintAndLog("samples: hf mf ecfill A");
1540 PrintAndLog(" hf mf ecfill A 4");
1541 PrintAndLog("Read card and transfer its data to emulator memory.");
1542 PrintAndLog("Keys must be laid in the emulator memory. \n");
1543 return 0;
1544 }
1545
1546 char ctmp = param_getchar(Cmd, 0);
1547 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
1548 PrintAndLog("Key type must be A or B");
1549 return 1;
1550 }
1551 if (ctmp != 'A' && ctmp != 'a') keyType = 1;
1552
1553 ctmp = param_getchar(Cmd, 1);
1554 switch (ctmp) {
1555 case '0' : numSectors = 5; break;
1556 case '1' :
1557 case '\0': numSectors = 16; break;
1558 case '2' : numSectors = 32; break;
1559 case '4' : numSectors = 40; break;
1560 default: numSectors = 16;
1561 }
1562
1563 printf("--params: numSectors: %d, keyType:%d", numSectors, keyType);
1564 UsbCommand c = {CMD_MIFARE_EML_CARDLOAD, {numSectors, keyType, 0}};
1565 SendCommand(&c);
1566 return 0;
1567 }
1568
1569
1570 int CmdHF14AMfEKeyPrn(const char *Cmd)
1571 {
1572 int i;
1573 uint8_t numSectors;
1574 uint8_t data[16];
1575 uint64_t keyA, keyB;
1576
1577 if (param_getchar(Cmd, 0) == 'h') {
1578 PrintAndLog("It prints the keys loaded in the emulator memory");
1579 PrintAndLog("Usage: hf mf ekeyprn [card memory]");
1580 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1581 PrintAndLog("");
1582 PrintAndLog(" sample: hf mf ekeyprn 1");
1583 return 0;
1584 }
1585
1586 char cmdp = param_getchar(Cmd, 0);
1587
1588 switch (cmdp) {
1589 case '0' : numSectors = 5; break;
1590 case '1' :
1591 case '\0': numSectors = 16; break;
1592 case '2' : numSectors = 32; break;
1593 case '4' : numSectors = 40; break;
1594 default: numSectors = 16;
1595 }
1596
1597 PrintAndLog("|---|----------------|----------------|");
1598 PrintAndLog("|sec|key A |key B |");
1599 PrintAndLog("|---|----------------|----------------|");
1600 for (i = 0; i < numSectors; i++) {
1601 if (mfEmlGetMem(data, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1)) {
1602 PrintAndLog("error get block %d", FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1);
1603 break;
1604 }
1605 keyA = bytes_to_num(data, 6);
1606 keyB = bytes_to_num(data + 10, 6);
1607 PrintAndLog("|%03d| %012"llx" | %012"llx" |", i, keyA, keyB);
1608 }
1609 PrintAndLog("|---|----------------|----------------|");
1610
1611 return 0;
1612 }
1613
1614
1615 int CmdHF14AMfCSetUID(const char *Cmd)
1616 {
1617 uint8_t wipeCard = 0;
1618 uint8_t uid[8] = {0x00};
1619 uint8_t oldUid[8] = {0x00};
1620 int res;
1621
1622 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1623 PrintAndLog("Usage: hf mf csetuid <UID 8 hex symbols> <w>");
1624 PrintAndLog("sample: hf mf csetuid 01020304 w");
1625 PrintAndLog("Set UID for magic Chinese card (only works with!!!)");
1626 PrintAndLog("If you want wipe card then add 'w' into command line. \n");
1627 return 0;
1628 }
1629
1630 if (param_getchar(Cmd, 0) && param_gethex(Cmd, 0, uid, 8)) {
1631 PrintAndLog("UID must include 8 HEX symbols");
1632 return 1;
1633 }
1634
1635 char ctmp = param_getchar(Cmd, 1);
1636 if (ctmp == 'w' || ctmp == 'W') wipeCard = 1;
1637
1638 PrintAndLog("--wipe card:%02x uid:%s", wipeCard, sprint_hex(uid, 4));
1639
1640 res = mfCSetUID(uid, oldUid, wipeCard);
1641 if (res) {
1642 PrintAndLog("Can't set UID. error=%d", res);
1643 return 1;
1644 }
1645
1646 PrintAndLog("old UID:%s", sprint_hex(oldUid, 4));
1647 PrintAndLog("new UID:%s", sprint_hex(uid, 4));
1648 return 0;
1649 }
1650
1651 int CmdHF14AMfCSetBlk(const char *Cmd)
1652 {
1653 uint8_t uid[8];
1654 uint8_t memBlock[16];
1655 uint8_t blockNo = 0;
1656 int res;
1657 memset(memBlock, 0x00, sizeof(memBlock));
1658
1659 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1660 PrintAndLog("Usage: hf mf csetblk <block number> <block data (32 hex symbols)>");
1661 PrintAndLog("sample: hf mf csetblk 1 01020304050607080910111213141516");
1662 PrintAndLog("Set block data for magic Chinese card (only works with!!!)");
1663 PrintAndLog("If you want wipe card then add 'w' into command line. \n");
1664 return 0;
1665 }
1666
1667 blockNo = param_get8(Cmd, 0);
1668
1669 if (param_gethex(Cmd, 1, memBlock, 32)) {
1670 PrintAndLog("block data must include 32 HEX symbols");
1671 return 1;
1672 }
1673
1674 PrintAndLog("--block number:%2d data:%s", blockNo, sprint_hex(memBlock, 16));
1675
1676 res = mfCSetBlock(blockNo, memBlock, uid, 0, CSETBLOCK_SINGLE_OPER);
1677 if (res) {
1678 PrintAndLog("Can't write block. error=%d", res);
1679 return 1;
1680 }
1681
1682 PrintAndLog("UID:%s", sprint_hex(uid, 4));
1683 return 0;
1684 }
1685
1686
1687 int CmdHF14AMfCLoad(const char *Cmd)
1688 {
1689 FILE * f;
1690 char filename[FILE_PATH_SIZE] = {0x00};
1691 char * fnameptr = filename;
1692 char buf[64] = {0x00};
1693 uint8_t buf8[64] = {0x00};
1694 uint8_t fillFromEmulator = 0;
1695 int i, len, blockNum, flags;
1696
1697 // memset(filename, 0, sizeof(filename));
1698 // memset(buf, 0, sizeof(buf));
1699
1700 if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
1701 PrintAndLog("It loads magic Chinese card (only works with!!!) from the file `filename.eml`");
1702 PrintAndLog("or from emulator memory (option `e`)");
1703 PrintAndLog("Usage: hf mf cload <file name w/o `.eml`>");
1704 PrintAndLog(" or: hf mf cload e ");
1705 PrintAndLog(" sample: hf mf cload filename");
1706 return 0;
1707 }
1708
1709 char ctmp = param_getchar(Cmd, 0);
1710 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1711
1712 if (fillFromEmulator) {
1713 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1714 for (blockNum = 0; blockNum < 16 * 4; blockNum += 1) {
1715 if (mfEmlGetMem(buf8, blockNum, 1)) {
1716 PrintAndLog("Cant get block: %d", blockNum);
1717 return 2;
1718 }
1719
1720 if (blockNum == 2) flags = 0;
1721 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1722
1723 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1724 PrintAndLog("Cant set magic card block: %d", blockNum);
1725 return 3;
1726 }
1727 }
1728 return 0;
1729 } else {
1730 len = strlen(Cmd);
1731 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
1732
1733 memcpy(filename, Cmd, len);
1734 fnameptr += len;
1735
1736 sprintf(fnameptr, ".eml");
1737
1738 // open file
1739 f = fopen(filename, "r");
1740 if (f == NULL) {
1741 PrintAndLog("File not found or locked.");
1742 return 1;
1743 }
1744
1745 blockNum = 0;
1746 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1747 while(!feof(f)){
1748 memset(buf, 0, sizeof(buf));
1749 if (fgets(buf, sizeof(buf), f) == NULL) {
1750 PrintAndLog("File reading error.");
1751 return 2;
1752 }
1753
1754 if (strlen(buf) < 32){
1755 if(strlen(buf) && feof(f))
1756 break;
1757 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1758 return 2;
1759 }
1760 for (i = 0; i < 32; i += 2)
1761 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1762
1763 if (blockNum == 2) flags = 0;
1764 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1765
1766 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1767 PrintAndLog("Can't set magic card block: %d", blockNum);
1768 return 3;
1769 }
1770 blockNum++;
1771
1772 if (blockNum >= 16 * 4) break; // magic card type - mifare 1K
1773 }
1774 fclose(f);
1775
1776 if (blockNum != 16 * 4 && blockNum != 32 * 4 + 8 * 16){
1777 PrintAndLog("File content error. There must be 64 blocks");
1778 return 4;
1779 }
1780 PrintAndLog("Loaded from file: %s", filename);
1781 return 0;
1782 }
1783 }
1784
1785 int CmdHF14AMfCGetBlk(const char *Cmd) {
1786 uint8_t memBlock[16];
1787 uint8_t blockNo = 0;
1788 int res;
1789 memset(memBlock, 0x00, sizeof(memBlock));
1790
1791 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1792 PrintAndLog("Usage: hf mf cgetblk <block number>");
1793 PrintAndLog("sample: hf mf cgetblk 1");
1794 PrintAndLog("Get block data from magic Chinese card (only works with!!!)\n");
1795 return 0;
1796 }
1797
1798 blockNo = param_get8(Cmd, 0);
1799
1800 PrintAndLog("--block number:%2d ", blockNo);
1801
1802 res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER);
1803 if (res) {
1804 PrintAndLog("Can't read block. error=%d", res);
1805 return 1;
1806 }
1807
1808 PrintAndLog("block data:%s", sprint_hex(memBlock, 16));
1809 return 0;
1810 }
1811
1812
1813 int CmdHF14AMfCGetSc(const char *Cmd) {
1814 uint8_t memBlock[16];
1815 uint8_t sectorNo = 0;
1816 int i, res, flags;
1817 memset(memBlock, 0x00, sizeof(memBlock));
1818
1819 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1820 PrintAndLog("Usage: hf mf cgetsc <sector number>");
1821 PrintAndLog("sample: hf mf cgetsc 0");
1822 PrintAndLog("Get sector data from magic Chinese card (only works with!!!)\n");
1823 return 0;
1824 }
1825
1826 sectorNo = param_get8(Cmd, 0);
1827 if (sectorNo > 15) {
1828 PrintAndLog("Sector number must be in [0..15] as in MIFARE classic.");
1829 return 1;
1830 }
1831
1832 PrintAndLog("--sector number:%d ", sectorNo);
1833
1834 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1835 for (i = 0; i < 4; i++) {
1836 if (i == 1) flags = 0;
1837 if (i == 3) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1838
1839 res = mfCGetBlock(sectorNo * 4 + i, memBlock, flags);
1840 if (res) {
1841 PrintAndLog("Can't read block. %d error=%d", sectorNo * 4 + i, res);
1842 return 1;
1843 }
1844
1845 PrintAndLog("block %3d data:%s", sectorNo * 4 + i, sprint_hex(memBlock, 16));
1846 }
1847 return 0;
1848 }
1849
1850
1851 int CmdHF14AMfCSave(const char *Cmd) {
1852
1853 FILE * f;
1854 char filename[FILE_PATH_SIZE] = {0x00};
1855 char * fnameptr = filename;
1856 uint8_t fillFromEmulator = 0;
1857 uint8_t buf[64] = {0x00};
1858 int i, j, len, flags;
1859
1860 // memset(filename, 0, sizeof(filename));
1861 // memset(buf, 0, sizeof(buf));
1862
1863 if (param_getchar(Cmd, 0) == 'h') {
1864 PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`");
1865 PrintAndLog("or into emulator memory (option `e`)");
1866 PrintAndLog("Usage: hf mf esave [file name w/o `.eml`][e]");
1867 PrintAndLog(" sample: hf mf esave ");
1868 PrintAndLog(" hf mf esave filename");
1869 PrintAndLog(" hf mf esave e \n");
1870 return 0;
1871 }
1872
1873 char ctmp = param_getchar(Cmd, 0);
1874 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1875
1876 if (fillFromEmulator) {
1877 // put into emulator
1878 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1879 for (i = 0; i < 16 * 4; i++) {
1880 if (i == 1) flags = 0;
1881 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1882
1883 if (mfCGetBlock(i, buf, flags)) {
1884 PrintAndLog("Cant get block: %d", i);
1885 break;
1886 }
1887
1888 if (mfEmlSetMem(buf, i, 1)) {
1889 PrintAndLog("Cant set emul block: %d", i);
1890 return 3;
1891 }
1892 }
1893 return 0;
1894 } else {
1895 len = strlen(Cmd);
1896 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
1897
1898 if (len < 1) {
1899 // get filename
1900 if (mfCGetBlock(0, buf, CSETBLOCK_SINGLE_OPER)) {
1901 PrintAndLog("Cant get block: %d", 0);
1902 return 1;
1903 }
1904 for (j = 0; j < 7; j++, fnameptr += 2)
1905 sprintf(fnameptr, "%02x", buf[j]);
1906 } else {
1907 memcpy(filename, Cmd, len);
1908 fnameptr += len;
1909 }
1910
1911 sprintf(fnameptr, ".eml");
1912
1913 // open file
1914 f = fopen(filename, "w+");
1915
1916 if (f == NULL) {
1917 PrintAndLog("File not found or locked.");
1918 return 1;
1919 }
1920
1921 // put hex
1922 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1923 for (i = 0; i < 16 * 4; i++) {
1924 if (i == 1) flags = 0;
1925 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1926
1927 if (mfCGetBlock(i, buf, flags)) {
1928 PrintAndLog("Cant get block: %d", i);
1929 break;
1930 }
1931 for (j = 0; j < 16; j++)
1932 fprintf(f, "%02x", buf[j]);
1933 fprintf(f,"\n");
1934 }
1935 fclose(f);
1936
1937 PrintAndLog("Saved to file: %s", filename);
1938
1939 return 0;
1940 }
1941 }
1942
1943
1944 int CmdHF14AMfSniff(const char *Cmd){
1945
1946 bool wantLogToFile = 0;
1947 bool wantDecrypt = 0;
1948 //bool wantSaveToEml = 0; TODO
1949 bool wantSaveToEmlFile = 0;
1950
1951 //var
1952 int res = 0;
1953 int len = 0;
1954 int blockLen = 0;
1955 int num = 0;
1956 int pckNum = 0;
1957 uint8_t uid[7];
1958 uint8_t uid_len;
1959 uint8_t atqa[2];
1960 uint8_t sak;
1961 bool isTag;
1962 uint8_t buf[3000];
1963 uint8_t * bufPtr = buf;
1964 memset(buf, 0x00, 3000);
1965
1966 if (param_getchar(Cmd, 0) == 'h') {
1967 PrintAndLog("It continuously gets data from the field and saves it to: log, emulator, emulator file.");
1968 PrintAndLog("You can specify:");
1969 PrintAndLog(" l - save encrypted sequence to logfile `uid.log`");
1970 PrintAndLog(" d - decrypt sequence and put it to log file `uid.log`");
1971 PrintAndLog(" n/a e - decrypt sequence, collect read and write commands and save the result of the sequence to emulator memory");
1972 PrintAndLog(" f - decrypt sequence, collect read and write commands and save the result of the sequence to emulator dump file `uid.eml`");
1973 PrintAndLog("Usage: hf mf sniff [l][d][e][f]");
1974 PrintAndLog(" sample: hf mf sniff l d e");
1975 return 0;
1976 }
1977
1978 for (int i = 0; i < 4; i++) {
1979 char ctmp = param_getchar(Cmd, i);
1980 if (ctmp == 'l' || ctmp == 'L') wantLogToFile = true;
1981 if (ctmp == 'd' || ctmp == 'D') wantDecrypt = true;
1982 //if (ctmp == 'e' || ctmp == 'E') wantSaveToEml = true; TODO
1983 if (ctmp == 'f' || ctmp == 'F') wantSaveToEmlFile = true;
1984 }
1985
1986 printf("-------------------------------------------------------------------------\n");
1987 printf("Executing command. \n");
1988 printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
1989 printf("Press the key on pc keyboard to abort the client.\n");
1990 printf("-------------------------------------------------------------------------\n");
1991
1992 UsbCommand c = {CMD_MIFARE_SNIFFER, {0, 0, 0}};
1993 clearCommandBuffer();
1994 SendCommand(&c);
1995
1996 // wait cycle
1997 while (true) {
1998 printf(".");
1999 fflush(stdout);
2000 if (ukbhit()) {
2001 getchar();
2002 printf("\naborted via keyboard!\n");
2003 break;
2004 }
2005
2006 UsbCommand resp;
2007 if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) {
2008 res = resp.arg[0] & 0xff;
2009 len = resp.arg[1];
2010 num = resp.arg[2];
2011
2012 if (res == 0) return 0;
2013 if (res == 1) {
2014 if (num ==0) {
2015 bufPtr = buf;
2016 memset(buf, 0x00, 3000);
2017 }
2018 memcpy(bufPtr, resp.d.asBytes, len);
2019 bufPtr += len;
2020 pckNum++;
2021 }
2022 if (res == 2) {
2023 blockLen = bufPtr - buf;
2024 bufPtr = buf;
2025 printf(">\n");
2026 PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum);
2027 num = 0;
2028 while (bufPtr - buf < blockLen) {
2029 bufPtr += 6;
2030 len = *((uint16_t *)bufPtr);
2031
2032 if(len & 0x8000) {
2033 isTag = true;
2034 len &= 0x7fff;
2035 } else {
2036 isTag = false;
2037 }
2038 bufPtr += 2;
2039 if ((len == 14) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff) && (bufPtr[12] == 0xff) && (bufPtr[13] == 0xff)) {
2040
2041 memcpy(uid, bufPtr + 2, 7);
2042 memcpy(atqa, bufPtr + 2 + 7, 2);
2043 uid_len = (atqa[0] & 0xC0) == 0x40 ? 7 : 4;
2044 sak = bufPtr[11];
2045
2046 PrintAndLog("tag select uid:%s atqa:0x%02x%02x sak:0x%02x",
2047 sprint_hex(uid + (7 - uid_len), uid_len),
2048 atqa[1],
2049 atqa[0],
2050 sak);
2051 if (wantLogToFile || wantDecrypt) {
2052 FillFileNameByUID(logHexFileName, uid + (7 - uid_len), ".log", uid_len);
2053 AddLogCurrentDT(logHexFileName);
2054 }
2055 if (wantDecrypt)
2056 mfTraceInit(uid, atqa, sak, wantSaveToEmlFile);
2057 } else {
2058 PrintAndLog("%s(%d):%s", isTag ? "TAG":"RDR", num, sprint_hex(bufPtr, len));
2059 if (wantLogToFile)
2060 AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len);
2061 if (wantDecrypt)
2062 mfTraceDecode(bufPtr, len, wantSaveToEmlFile);
2063 }
2064 bufPtr += len;
2065 bufPtr += ((len-1)/8+1); // ignore parity
2066 num++;
2067 }
2068 }
2069 } // resp not NULL
2070 } // while (true)
2071
2072 return 0;
2073 }
2074
2075 static command_t CommandTable[] =
2076 {
2077 {"help", CmdHelp, 1, "This help"},
2078 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
2079 {"rdbl", CmdHF14AMfRdBl, 0, "Read MIFARE classic block"},
2080 {"urdbl", CmdHF14AMfURdBl, 0, "Read MIFARE Ultralight block"},
2081 {"urdcard", CmdHF14AMfURdCard, 0,"Read MIFARE Ultralight Card"},
2082 {"uwrbl", CmdHF14AMfUWrBl, 0,"Write MIFARE Ultralight block"},
2083 {"rdsc", CmdHF14AMfRdSc, 0, "Read MIFARE classic sector"},
2084 {"dump", CmdHF14AMfDump, 0, "Dump MIFARE classic tag to binary file"},
2085 {"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"},
2086 {"wrbl", CmdHF14AMfWrBl, 0, "Write MIFARE classic block"},
2087 {"chk", CmdHF14AMfChk, 0, "Test block keys"},
2088 {"mifare", CmdHF14AMifare, 0, "Read parity error messages."},
2089 {"nested", CmdHF14AMfNested, 0, "Test nested authentication"},
2090 {"sniff", CmdHF14AMfSniff, 0, "Sniff card-reader communication"},
2091 {"sim", CmdHF14AMf1kSim, 0, "Simulate MIFARE card"},
2092 {"eclr", CmdHF14AMfEClear, 0, "Clear simulator memory block"},
2093 {"eget", CmdHF14AMfEGet, 0, "Get simulator memory block"},
2094 {"eset", CmdHF14AMfESet, 0, "Set simulator memory block"},
2095 {"eload", CmdHF14AMfELoad, 0, "Load from file emul dump"},
2096 {"esave", CmdHF14AMfESave, 0, "Save to file emul dump"},
2097 {"ecfill", CmdHF14AMfECFill, 0, "Fill simulator memory with help of keys from simulator"},
2098 {"ekeyprn", CmdHF14AMfEKeyPrn, 0, "Print keys from simulator memory"},
2099 {"csetuid", CmdHF14AMfCSetUID, 0, "Set UID for magic Chinese card"},
2100 {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block - Magic Chinese card"},
2101 {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block - Magic Chinese card"},
2102 {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector - Magic Chinese card"},
2103 {"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"},
2104 {"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"},
2105 {NULL, NULL, 0, NULL}
2106 };
2107
2108 int CmdHFMF(const char *Cmd)
2109 {
2110 // flush
2111 WaitForResponseTimeout(CMD_ACK,NULL,100);
2112
2113 CmdsParse(CommandTable, Cmd);
2114 return 0;
2115 }
2116
2117 int CmdHelp(const char *Cmd)
2118 {
2119 CmdsHelp(CommandTable);
2120 return 0;
2121 }
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