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CHG: minor code clean up.
[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 {
71 isOK = 2;
72 PrintAndLog("Key not found (lfsr_common_prefix list is null). Nt=%08x", nt);
73 } else {
74 printf("------------------------------------------------------------------\n");
75 PrintAndLog("Key found:%012"llx" \n", r_key);
76
77 num_to_bytes(r_key, 6, keyBlock);
78 isOK = mfCheckKeys(0, 0, 1, keyBlock, &r_key);
79 }
80
81 if (!isOK)
82 PrintAndLog("Found valid key:%012"llx, r_key);
83 else
84 {
85 if (isOK != 2) PrintAndLog("Found invalid key. ");
86 PrintAndLog("Failing is expected to happen in 25%% of all cases. Trying again with a different reader nonce...");
87 c.arg[0] = false;
88 goto start;
89 }
90
91 PrintAndLog("");
92 return 0;
93 }
94
95 int CmdHF14AMfWrBl(const char *Cmd)
96 {
97 uint8_t blockNo = 0;
98 uint8_t keyType = 0;
99 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
100 uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
101
102 char cmdp = 0x00;
103
104 if (strlen(Cmd)<3) {
105 PrintAndLog("Usage: hf mf wrbl <block number> <key A/B> <key (12 hex symbols)> <block data (32 hex symbols)>");
106 PrintAndLog(" sample: hf mf wrbl 0 A FFFFFFFFFFFF 000102030405060708090A0B0C0D0E0F");
107 return 0;
108 }
109
110 blockNo = param_get8(Cmd, 0);
111 cmdp = param_getchar(Cmd, 1);
112 if (cmdp == 0x00) {
113 PrintAndLog("Key type must be A or B");
114 return 1;
115 }
116 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
117 if (param_gethex(Cmd, 2, key, 12)) {
118 PrintAndLog("Key must include 12 HEX symbols");
119 return 1;
120 }
121 if (param_gethex(Cmd, 3, bldata, 32)) {
122 PrintAndLog("Block data must include 32 HEX symbols");
123 return 1;
124 }
125 PrintAndLog("--block no:%d, key type:%c, key:%s", blockNo, keyType?'B':'A', sprint_hex(key, 6));
126 PrintAndLog("--data: %s", sprint_hex(bldata, 16));
127
128 UsbCommand c = {CMD_MIFARE_WRITEBL, {blockNo, keyType, 0}};
129 memcpy(c.d.asBytes, key, 6);
130 memcpy(c.d.asBytes + 10, bldata, 16);
131 SendCommand(&c);
132
133 UsbCommand resp;
134 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
135 uint8_t isOK = resp.arg[0] & 0xff;
136 PrintAndLog("isOk:%02x", isOK);
137 } else {
138 PrintAndLog("Command execute timeout");
139 }
140
141 return 0;
142 }
143
144 int CmdHF14AMfUWrBl(const char *Cmd)
145 {
146 uint8_t blockNo = 0;
147 bool chinese_card=0;
148 uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
149 UsbCommand resp;
150
151 if (strlen(Cmd)<3) {
152 PrintAndLog("Usage: hf mf uwrbl <block number> <block data (8 hex symbols)> <w>");
153 PrintAndLog(" sample: hf mf uwrbl 0 01020304");
154 return 0;
155 }
156
157 blockNo = param_get8(Cmd, 0);
158 if (param_gethex(Cmd, 1, bldata, 8)) {
159 PrintAndLog("Block data must include 8 HEX symbols");
160 return 1;
161 }
162
163 if (strchr(Cmd,'w') != 0) {
164 chinese_card=1;
165 }
166
167 switch(blockNo){
168 case 0:
169 if (!chinese_card){
170 PrintAndLog("Access Denied");
171 }else{
172 PrintAndLog("--specialblock no:%d", blockNo);
173 PrintAndLog("--data: %s", sprint_hex(bldata, 4));
174 UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};
175 memcpy(d.d.asBytes,bldata, 4);
176 SendCommand(&d);
177
178 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
179 uint8_t isOK = resp.arg[0] & 0xff;
180 PrintAndLog("isOk:%02x", isOK);
181 } else {
182 PrintAndLog("Command execute timeout");
183 }
184 }
185 break;
186 case 1:
187 if (!chinese_card){
188 PrintAndLog("Access Denied");
189 }else{
190 PrintAndLog("--specialblock no:%d", blockNo);
191 PrintAndLog("--data: %s", sprint_hex(bldata, 4));
192 UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};
193 memcpy(d.d.asBytes,bldata, 4);
194 SendCommand(&d);
195
196 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
197 uint8_t isOK = resp.arg[0] & 0xff;
198 PrintAndLog("isOk:%02x", isOK);
199 } else {
200 PrintAndLog("Command execute timeout");
201 }
202 }
203 break;
204 case 2:
205 if (!chinese_card){
206 PrintAndLog("Access Denied");
207 }else{
208 PrintAndLog("--specialblock no:%d", blockNo);
209 PrintAndLog("--data: %s", sprint_hex(bldata, 4));
210 UsbCommand c = {CMD_MIFAREU_WRITEBL, {blockNo}};
211 memcpy(c.d.asBytes, bldata, 4);
212 SendCommand(&c);
213
214 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
215 uint8_t isOK = resp.arg[0] & 0xff;
216 PrintAndLog("isOk:%02x", isOK);
217 } else {
218 PrintAndLog("Command execute timeout");
219 }
220 }
221 break;
222 case 3:
223 PrintAndLog("--specialblock no:%d", blockNo);
224 PrintAndLog("--data: %s", sprint_hex(bldata, 4));
225 UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};
226 memcpy(d.d.asBytes,bldata, 4);
227 SendCommand(&d);
228
229 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
230 uint8_t isOK = resp.arg[0] & 0xff;
231 PrintAndLog("isOk:%02x", isOK);
232 } else {
233 PrintAndLog("Command execute timeout");
234 }
235 break;
236 default:
237 PrintAndLog("--block no:%d", blockNo);
238 PrintAndLog("--data: %s", sprint_hex(bldata, 4));
239 UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}};
240 memcpy(e.d.asBytes,bldata, 4);
241 SendCommand(&e);
242
243 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
244 uint8_t isOK = resp.arg[0] & 0xff;
245 PrintAndLog("isOk:%02x", isOK);
246 } else {
247 PrintAndLog("Command execute timeout");
248 }
249 break;
250 }
251 return 0;
252 }
253
254
255 int CmdHF14AMfRdBl(const char *Cmd)
256 {
257 uint8_t blockNo = 0;
258 uint8_t keyType = 0;
259 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
260
261 char cmdp = 0x00;
262
263
264 if (strlen(Cmd)<3) {
265 PrintAndLog("Usage: hf mf rdbl <block number> <key A/B> <key (12 hex symbols)>");
266 PrintAndLog(" sample: hf mf rdbl 0 A FFFFFFFFFFFF ");
267 return 0;
268 }
269
270 blockNo = param_get8(Cmd, 0);
271 cmdp = param_getchar(Cmd, 1);
272 if (cmdp == 0x00) {
273 PrintAndLog("Key type must be A or B");
274 return 1;
275 }
276 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
277 if (param_gethex(Cmd, 2, key, 12)) {
278 PrintAndLog("Key must include 12 HEX symbols");
279 return 1;
280 }
281 PrintAndLog("--block no:%d, key type:%c, key:%s ", blockNo, keyType?'B':'A', sprint_hex(key, 6));
282
283 UsbCommand c = {CMD_MIFARE_READBL, {blockNo, keyType, 0}};
284 memcpy(c.d.asBytes, key, 6);
285 SendCommand(&c);
286
287 UsbCommand resp;
288 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
289 uint8_t isOK = resp.arg[0] & 0xff;
290 uint8_t *data = resp.d.asBytes;
291
292 if (isOK)
293 PrintAndLog("isOk:%02x data:%s", isOK, sprint_hex(data, 16));
294 else
295 PrintAndLog("isOk:%02x", isOK);
296 } else {
297 PrintAndLog("Command execute timeout");
298 }
299
300 return 0;
301 }
302
303 int CmdHF14AMfURdBl(const char *Cmd)
304 {
305 uint8_t blockNo = 0;
306
307 if (strlen(Cmd)<1) {
308 PrintAndLog("Usage: hf mf urdbl <block number>");
309 PrintAndLog(" sample: hf mf urdbl 0");
310 return 0;
311 }
312
313 blockNo = param_get8(Cmd, 0);
314 PrintAndLog("--block no:%d", blockNo);
315
316 UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
317 SendCommand(&c);
318
319 UsbCommand resp;
320 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
321 uint8_t isOK = resp.arg[0] & 0xff;
322 uint8_t *data = resp.d.asBytes;
323
324 if (isOK)
325 PrintAndLog("isOk:%02x data:%s", isOK, sprint_hex(data, 4));
326 else
327 PrintAndLog("isOk:%02x", isOK);
328 } else {
329 PrintAndLog("Command execute timeout");
330 }
331
332 return 0;
333 }
334
335
336 int CmdHF14AMfURdCard(const char *Cmd)
337 {
338 int i;
339 uint8_t sectorNo = 0;
340 uint8_t *lockbytes_t=NULL;
341 uint8_t lockbytes[2]={0,0};
342 bool bit[16]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
343
344 uint8_t isOK = 0;
345 uint8_t * data = NULL;
346
347 PrintAndLog("Attempting to Read Ultralight... ");
348
349 UsbCommand c = {CMD_MIFAREU_READCARD, {sectorNo}};
350 SendCommand(&c);
351
352 UsbCommand resp;
353 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
354 isOK = resp.arg[0] & 0xff;
355 data = resp.d.asBytes;
356
357 PrintAndLog("isOk:%02x", isOK);
358 if (isOK)
359 { // bit 0 and 1
360 PrintAndLog("Block %3d:%s ", 0,sprint_hex(data + 0 * 4, 4));
361 PrintAndLog("Block %3d:%s ", 1,sprint_hex(data + 1 * 4, 4));
362 // bit 2
363 //process lock bytes
364 lockbytes_t=data+(2*4);
365 lockbytes[0]=lockbytes_t[2];
366 lockbytes[1]=lockbytes_t[3];
367 for(int j=0; j<16; j++){
368 bit[j]=lockbytes[j/8] & ( 1 <<(7-j%8));
369 }
370 //remaining
371 for (i = 3; i < 16; i++) {
372 int bitnum = (23-i) % 16;
373 PrintAndLog("Block %3d:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[bitnum]);
374 }
375
376 }
377 } else {
378 PrintAndLog("Command execute timeout");
379 }
380 return 0;
381 }
382
383
384 int CmdHF14AMfRdSc(const char *Cmd)
385 {
386 int i;
387 uint8_t sectorNo = 0;
388 uint8_t keyType = 0;
389 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
390 uint8_t isOK = 0;
391 uint8_t *data = NULL;
392 char cmdp = 0x00;
393
394 if (strlen(Cmd)<3) {
395 PrintAndLog("Usage: hf mf rdsc <sector number> <key A/B> <key (12 hex symbols)>");
396 PrintAndLog(" sample: hf mf rdsc 0 A FFFFFFFFFFFF ");
397 return 0;
398 }
399
400 sectorNo = param_get8(Cmd, 0);
401 if (sectorNo > 39) {
402 PrintAndLog("Sector number must be less than 40");
403 return 1;
404 }
405 cmdp = param_getchar(Cmd, 1);
406 if (cmdp != 'a' && cmdp != 'A' && cmdp != 'b' && cmdp != 'B') {
407 PrintAndLog("Key type must be A or B");
408 return 1;
409 }
410 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
411 if (param_gethex(Cmd, 2, key, 12)) {
412 PrintAndLog("Key must include 12 HEX symbols");
413 return 1;
414 }
415 PrintAndLog("--sector no:%d key type:%c key:%s ", sectorNo, keyType?'B':'A', sprint_hex(key, 6));
416
417 UsbCommand c = {CMD_MIFARE_READSC, {sectorNo, keyType, 0}};
418 memcpy(c.d.asBytes, key, 6);
419 SendCommand(&c);
420 PrintAndLog(" ");
421
422 UsbCommand resp;
423 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
424 isOK = resp.arg[0] & 0xff;
425 data = resp.d.asBytes;
426
427 PrintAndLog("isOk:%02x", isOK);
428 if (isOK) {
429 for (i = 0; i < (sectorNo<32?3:15); i++) {
430 PrintAndLog("data : %s", sprint_hex(data + i * 16, 16));
431 }
432 PrintAndLog("trailer: %s", sprint_hex(data + (sectorNo<32?3:15) * 16, 16));
433 }
434 } else {
435 PrintAndLog("Command execute timeout");
436 }
437
438 return 0;
439 }
440
441 uint8_t FirstBlockOfSector(uint8_t sectorNo)
442 {
443 if (sectorNo < 32) {
444 return sectorNo * 4;
445 } else {
446 return 32 * 4 + (sectorNo - 32) * 16;
447 }
448 }
449
450 uint8_t NumBlocksPerSector(uint8_t sectorNo)
451 {
452 if (sectorNo < 32) {
453 return 4;
454 } else {
455 return 16;
456 }
457 }
458
459 int CmdHF14AMfDump(const char *Cmd)
460 {
461 uint8_t sectorNo, blockNo;
462
463 uint8_t keyA[40][6];
464 uint8_t keyB[40][6];
465 uint8_t rights[40][4];
466 uint8_t carddata[256][16];
467 uint8_t numSectors = 16;
468
469 FILE *fin;
470 FILE *fout;
471
472 UsbCommand resp;
473
474 char cmdp = param_getchar(Cmd, 0);
475 switch (cmdp) {
476 case '0' : numSectors = 5; break;
477 case '1' :
478 case '\0': numSectors = 16; break;
479 case '2' : numSectors = 32; break;
480 case '4' : numSectors = 40; break;
481 default: numSectors = 16;
482 }
483
484 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
485 PrintAndLog("Usage: hf mf dump [card memory]");
486 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
487 PrintAndLog("");
488 PrintAndLog("Samples: hf mf dump");
489 PrintAndLog(" hf mf dump 4");
490 return 0;
491 }
492
493 if ((fin = fopen("dumpkeys.bin","rb")) == NULL) {
494 PrintAndLog("Could not find file dumpkeys.bin");
495 return 1;
496 }
497
498 // Read keys A from file
499 for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
500 if (fread( keyA[sectorNo], 1, 6, fin ) == 0) {
501 PrintAndLog("File reading error.");
502 fclose(fin);
503 return 2;
504 }
505 }
506
507 // Read keys B from file
508 for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
509 if (fread( keyB[sectorNo], 1, 6, fin ) == 0) {
510 PrintAndLog("File reading error.");
511 fclose(fin);
512 return 2;
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, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
633 uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
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 ((fdump = fopen("dumpdata.bin","rb")) == NULL) {
661 PrintAndLog("Could not find file dumpdata.bin");
662 return 1;
663 }
664 if ((fkeys = fopen("dumpkeys.bin","rb")) == NULL) {
665 PrintAndLog("Could not find file dumpkeys.bin");
666 fclose(fdump);
667 return 1;
668 }
669
670 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
671 if (fread(keyA[sectorNo], 1, 6, fkeys) == 0) {
672 PrintAndLog("File reading error (dumpkeys.bin).");
673 fclose(fdump);
674 fclose(fkeys);
675 return 2;
676 }
677 }
678
679 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
680 if (fread(keyB[sectorNo], 1, 6, fkeys) == 0) {
681 PrintAndLog("File reading error (dumpkeys.bin).");
682 fclose(fdump);
683 fclose(fkeys);
684 return 2;
685 }
686 }
687 fclose(fkeys);
688
689 PrintAndLog("Restoring dumpdata.bin to card");
690
691 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
692 for(blockNo = 0; blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
693 UsbCommand c = {CMD_MIFARE_WRITEBL, {FirstBlockOfSector(sectorNo) + blockNo, keyType, 0}};
694 memcpy(c.d.asBytes, key, 6);
695
696 if (fread(bldata, 1, 16, fdump) == 0) {
697 PrintAndLog("File reading error (dumpdata.bin).");
698 fclose(fdump);
699 return 2;
700 }
701
702 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer
703 bldata[0] = (keyA[sectorNo][0]);
704 bldata[1] = (keyA[sectorNo][1]);
705 bldata[2] = (keyA[sectorNo][2]);
706 bldata[3] = (keyA[sectorNo][3]);
707 bldata[4] = (keyA[sectorNo][4]);
708 bldata[5] = (keyA[sectorNo][5]);
709 bldata[10] = (keyB[sectorNo][0]);
710 bldata[11] = (keyB[sectorNo][1]);
711 bldata[12] = (keyB[sectorNo][2]);
712 bldata[13] = (keyB[sectorNo][3]);
713 bldata[14] = (keyB[sectorNo][4]);
714 bldata[15] = (keyB[sectorNo][5]);
715 }
716
717 PrintAndLog("Writing to block %3d: %s", FirstBlockOfSector(sectorNo) + blockNo, sprint_hex(bldata, 16));
718
719 memcpy(c.d.asBytes + 10, bldata, 16);
720 SendCommand(&c);
721
722 UsbCommand resp;
723 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
724 uint8_t isOK = resp.arg[0] & 0xff;
725 PrintAndLog("isOk:%02x", isOK);
726 } else {
727 PrintAndLog("Command execute timeout");
728 }
729 }
730 }
731
732 fclose(fdump);
733 return 0;
734 }
735
736 int CmdHF14AMfNested(const char *Cmd)
737 {
738 int i, j, res, iterations;
739 sector *e_sector = NULL;
740 uint8_t blockNo = 0;
741 uint8_t keyType = 0;
742 uint8_t trgBlockNo = 0;
743 uint8_t trgKeyType = 0;
744 uint8_t SectorsCnt = 0;
745 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
746 uint8_t keyBlock[6*6];
747 uint64_t key64 = 0;
748 bool transferToEml = false;
749
750 bool createDumpFile = false;
751 FILE *fkeys;
752 uint8_t standart[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
753 uint8_t tempkey[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
754
755 char cmdp, ctmp;
756
757 if (strlen(Cmd)<3) {
758 PrintAndLog("Usage:");
759 PrintAndLog(" all sectors: hf mf nested <card memory> <block number> <key A/B> <key (12 hex symbols)> [t,d]");
760 PrintAndLog(" one sector: hf mf nested o <block number> <key A/B> <key (12 hex symbols)>");
761 PrintAndLog(" <target block number> <target key A/B> [t]");
762 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
763 PrintAndLog("t - transfer keys into emulator memory");
764 PrintAndLog("d - write keys to binary file");
765 PrintAndLog(" ");
766 PrintAndLog(" sample1: hf mf nested 1 0 A FFFFFFFFFFFF ");
767 PrintAndLog(" sample2: hf mf nested 1 0 A FFFFFFFFFFFF t ");
768 PrintAndLog(" sample3: hf mf nested 1 0 A FFFFFFFFFFFF d ");
769 PrintAndLog(" sample4: hf mf nested o 0 A FFFFFFFFFFFF 4 A");
770 return 0;
771 }
772
773 cmdp = param_getchar(Cmd, 0);
774 blockNo = param_get8(Cmd, 1);
775 ctmp = param_getchar(Cmd, 2);
776 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
777 PrintAndLog("Key type must be A or B");
778 return 1;
779 }
780 if (ctmp != 'A' && ctmp != 'a') keyType = 1;
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') trgKeyType = 1;
795 } else {
796 switch (cmdp) {
797 case '0': SectorsCnt = 05; break;
798 case '1': SectorsCnt = 16; break;
799 case '2': SectorsCnt = 32; break;
800 case '4': SectorsCnt = 40; break;
801 default: SectorsCnt = 16;
802 }
803 }
804
805 ctmp = param_getchar(Cmd, 4);
806 if (ctmp == 't' || ctmp == 'T') transferToEml = true;
807 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = true;
808
809 ctmp = param_getchar(Cmd, 6);
810 transferToEml |= (ctmp == 't' || ctmp == 'T');
811 transferToEml |= (ctmp == 'd' || ctmp == 'D');
812
813 if (cmdp == 'o') {
814 PrintAndLog("--target block no:%3d, target key type:%c ", trgBlockNo, trgKeyType?'B':'A');
815 if (mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true)) {
816 PrintAndLog("Nested error.");
817 return 2;
818 }
819 key64 = bytes_to_num(keyBlock, 6);
820 if (key64) {
821 PrintAndLog("Found valid key:%012"llx, key64);
822
823 // transfer key to the emulator
824 if (transferToEml) {
825 uint8_t sectortrailer;
826 if (trgBlockNo < 32*4) { // 4 block sector
827 sectortrailer = (trgBlockNo & 0x03) + 3;
828 } else { // 16 block sector
829 sectortrailer = (trgBlockNo & 0x0f) + 15;
830 }
831 mfEmlGetMem(keyBlock, sectortrailer, 1);
832
833 if (!trgKeyType)
834 num_to_bytes(key64, 6, keyBlock);
835 else
836 num_to_bytes(key64, 6, &keyBlock[10]);
837 mfEmlSetMem(keyBlock, sectortrailer, 1);
838 }
839 } else {
840 PrintAndLog("No valid key found");
841 }
842 }
843 else { // ------------------------------------ multiple sectors working
844 clock_t time1;
845 time1 = clock();
846
847 e_sector = calloc(SectorsCnt, sizeof(sector));
848 if (e_sector == NULL) return 1;
849
850 //test current key and additional standard keys first
851 memcpy(keyBlock, key, 6);
852 num_to_bytes(0xffffffffffff, 6, (uint8_t*)(keyBlock + 1 * 6));
853 num_to_bytes(0x000000000000, 6, (uint8_t*)(keyBlock + 2 * 6));
854 num_to_bytes(0xa0a1a2a3a4a5, 6, (uint8_t*)(keyBlock + 3 * 6));
855 num_to_bytes(0xb0b1b2b3b4b5, 6, (uint8_t*)(keyBlock + 4 * 6));
856 num_to_bytes(0xaabbccddeeff, 6, (uint8_t*)(keyBlock + 5 * 6));
857
858 PrintAndLog("Testing known keys. Sector count=%d", SectorsCnt);
859 for (i = 0; i < SectorsCnt; i++) {
860 for (j = 0; j < 2; j++) {
861 if (e_sector[i].foundKey[j]) continue;
862
863 res = mfCheckKeys(FirstBlockOfSector(i), j, 6, keyBlock, &key64);
864
865 if (!res) {
866 e_sector[i].Key[j] = key64;
867 e_sector[i].foundKey[j] = 1;
868 }
869 }
870 }
871
872
873 // nested sectors
874 iterations = 0;
875 PrintAndLog("nested...");
876 bool calibrate = true;
877 for (i = 0; i < NESTED_SECTOR_RETRY; i++) {
878 for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
879 for (trgKeyType = 0; trgKeyType < 2; trgKeyType++) {
880 if (e_sector[sectorNo].foundKey[trgKeyType]) continue;
881 PrintAndLog("-----------------------------------------------");
882 if(mfnested(blockNo, keyType, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate)) {
883 PrintAndLog("Nested error.\n");
884 free(e_sector);
885 return 2;
886 }
887 else {
888 calibrate = false;
889 }
890
891 iterations++;
892
893 key64 = bytes_to_num(keyBlock, 6);
894 if (key64) {
895 PrintAndLog("Found valid key:%012"llx, key64);
896 e_sector[sectorNo].foundKey[trgKeyType] = 1;
897 e_sector[sectorNo].Key[trgKeyType] = key64;
898 }
899 }
900 }
901 }
902
903 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);
904
905 PrintAndLog("-----------------------------------------------\nIterations count: %d\n\n", iterations);
906 //print them
907 PrintAndLog("|---|----------------|---|----------------|---|");
908 PrintAndLog("|sec|key A |res|key B |res|");
909 PrintAndLog("|---|----------------|---|----------------|---|");
910 for (i = 0; i < SectorsCnt; i++) {
911 PrintAndLog("|%03d| %012"llx" | %d | %012"llx" | %d |", i,
912 e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]);
913 }
914 PrintAndLog("|---|----------------|---|----------------|---|");
915
916 // transfer them to the emulator
917 if (transferToEml) {
918 for (i = 0; i < SectorsCnt; i++) {
919 mfEmlGetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
920 if (e_sector[i].foundKey[0])
921 num_to_bytes(e_sector[i].Key[0], 6, keyBlock);
922 if (e_sector[i].foundKey[1])
923 num_to_bytes(e_sector[i].Key[1], 6, &keyBlock[10]);
924 mfEmlSetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
925 }
926 }
927
928 // Create dump file
929 if (createDumpFile) {
930 if ((fkeys = fopen("dumpkeys.bin","wb")) == NULL) {
931 PrintAndLog("Could not create file dumpkeys.bin");
932 free(e_sector);
933 return 1;
934 }
935 PrintAndLog("Printing keys to binary file dumpkeys.bin...");
936 for(i=0; i<SectorsCnt; i++) {
937 if (e_sector[i].foundKey[0]){
938 num_to_bytes(e_sector[i].Key[0], 6, tempkey);
939 fwrite ( tempkey, 1, 6, fkeys );
940 }
941 else{
942 fwrite ( &standart, 1, 6, fkeys );
943 }
944 }
945 for(i=0; i<SectorsCnt; i++) {
946 if (e_sector[i].foundKey[1]){
947 num_to_bytes(e_sector[i].Key[1], 6, tempkey);
948 fwrite ( tempkey, 1, 6, fkeys );
949 }
950 else{
951 fwrite ( &standart, 1, 6, fkeys );
952 }
953 }
954 fclose(fkeys);
955 }
956
957 free(e_sector);
958 }
959 return 0;
960 }
961
962 int CmdHF14AMfChk(const char *Cmd)
963 {
964 if (strlen(Cmd)<3) {
965 PrintAndLog("Usage: hf mf chk <block number>|<*card memory> <key type (A/B/?)> [t] [<key (12 hex symbols)>] [<dic (*.dic)>]");
966 PrintAndLog(" * - all sectors");
967 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
968 PrintAndLog("d - write keys to binary file\n");
969 PrintAndLog(" sample: hf mf chk 0 A 1234567890ab keys.dic");
970 PrintAndLog(" hf mf chk *1 ? t");
971 return 0;
972 }
973
974 FILE * f;
975 char filename[256]={0};
976 char buf[13];
977 uint8_t *keyBlock = NULL, *p;
978 uint8_t stKeyBlock = 20;
979
980 int i, res;
981 int keycnt = 0;
982 char ctmp = 0x00;
983 uint8_t blockNo = 0;
984 uint8_t SectorsCnt = 1;
985 uint8_t keyType = 0;
986 uint64_t key64 = 0;
987
988 int transferToEml = 0;
989 int createDumpFile = 0;
990
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) > 255 ) {
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[20];
1350 char *fnameptr = filename;
1351 char buf[64];
1352 uint8_t buf8[64];
1353 int i, len, blockNum;
1354
1355 memset(filename, 0, sizeof(filename));
1356 memset(buf, 0, sizeof(buf));
1357
1358 if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
1359 PrintAndLog("It loads emul dump from the file `filename.eml`");
1360 PrintAndLog("Usage: hf mf eload <file name w/o `.eml`>");
1361 PrintAndLog(" sample: hf mf eload filename");
1362 return 0;
1363 }
1364
1365 len = strlen(Cmd);
1366 if (len > 14) len = 14;
1367
1368 memcpy(filename, Cmd, len);
1369 fnameptr += len;
1370
1371 sprintf(fnameptr, ".eml");
1372
1373 // open file
1374 f = fopen(filename, "r");
1375 if (f == NULL) {
1376 PrintAndLog("File %s not found or locked", filename);
1377 return 1;
1378 }
1379
1380 blockNum = 0;
1381 while(!feof(f)){
1382 memset(buf, 0, sizeof(buf));
1383 if (fgets(buf, sizeof(buf), f) == NULL) {
1384 if((blockNum == 16*4) || (blockNum == 32*4 + 8*16)) { // supports both old (1K) and new (4K) .eml files)
1385 break;
1386 }
1387 PrintAndLog("File reading error.");
1388 fclose(f);
1389 return 2;
1390 }
1391 if (strlen(buf) < 32){
1392 if(strlen(buf) && feof(f))
1393 break;
1394 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1395 fclose(f);
1396 return 2;
1397 }
1398 for (i = 0; i < 32; i += 2) {
1399 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1400 }
1401
1402 if (mfEmlSetMem(buf8, blockNum, 1)) {
1403 PrintAndLog("Cant set emul block: %3d", blockNum);
1404 fclose(f);
1405 return 3;
1406 }
1407 blockNum++;
1408
1409 if (blockNum >= 32*4 + 8*16) break;
1410 }
1411 fclose(f);
1412
1413 if ((blockNum != 16*4) && (blockNum != 32*4 + 8*16)) {
1414 PrintAndLog("File content error. There must be 64 or 256 blocks.");
1415 return 4;
1416 }
1417 PrintAndLog("Loaded %d blocks from file: %s", blockNum, filename);
1418 return 0;
1419 }
1420
1421
1422 int CmdHF14AMfESave(const char *Cmd)
1423 {
1424 FILE * f;
1425 char filename[20];
1426 char * fnameptr = filename;
1427 uint8_t buf[64];
1428 int i, j, len;
1429
1430 memset(filename, 0, sizeof(filename));
1431 memset(buf, 0, sizeof(buf));
1432
1433 if (param_getchar(Cmd, 0) == 'h') {
1434 PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`");
1435 PrintAndLog("Usage: hf mf esave [file name w/o `.eml`]");
1436 PrintAndLog(" sample: hf mf esave ");
1437 PrintAndLog(" hf mf esave filename");
1438 return 0;
1439 }
1440
1441 len = strlen(Cmd);
1442 if (len > 14) len = 14;
1443
1444 if (len < 1) {
1445 // get filename
1446 if (mfEmlGetMem(buf, 0, 1)) {
1447 PrintAndLog("Cant get block: %d", 0);
1448 return 1;
1449 }
1450 for (j = 0; j < 7; j++, fnameptr += 2)
1451 sprintf(fnameptr, "%02x", buf[j]);
1452 } else {
1453 memcpy(filename, Cmd, len);
1454 fnameptr += len;
1455 }
1456
1457 sprintf(fnameptr, ".eml");
1458
1459 // open file
1460 f = fopen(filename, "w+");
1461
1462 // put hex
1463 for (i = 0; i < 32*4 + 8*16; i++) {
1464 if (mfEmlGetMem(buf, i, 1)) {
1465 PrintAndLog("Cant get block: %d", i);
1466 break;
1467 }
1468 for (j = 0; j < 16; j++)
1469 fprintf(f, "%02X", buf[j]);
1470 fprintf(f,"\n");
1471 }
1472 fclose(f);
1473
1474 PrintAndLog("Saved to file: %s", filename);
1475
1476 return 0;
1477 }
1478
1479
1480 int CmdHF14AMfECFill(const char *Cmd)
1481 {
1482 uint8_t keyType = 0;
1483 uint8_t numSectors = 16;
1484
1485 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1486 PrintAndLog("Usage: hf mf ecfill <key A/B> [card memory]");
1487 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1488 PrintAndLog("");
1489 PrintAndLog("samples: hf mf ecfill A");
1490 PrintAndLog(" hf mf ecfill A 4");
1491 PrintAndLog("Read card and transfer its data to emulator memory.");
1492 PrintAndLog("Keys must be laid in the emulator memory. \n");
1493 return 0;
1494 }
1495
1496 char ctmp = param_getchar(Cmd, 0);
1497 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
1498 PrintAndLog("Key type must be A or B");
1499 return 1;
1500 }
1501 if (ctmp != 'A' && ctmp != 'a') keyType = 1;
1502
1503 ctmp = param_getchar(Cmd, 1);
1504 switch (ctmp) {
1505 case '0' : numSectors = 5; break;
1506 case '1' :
1507 case '\0': numSectors = 16; break;
1508 case '2' : numSectors = 32; break;
1509 case '4' : numSectors = 40; break;
1510 default: numSectors = 16;
1511 }
1512
1513 printf("--params: numSectors: %d, keyType:%d", numSectors, keyType);
1514 UsbCommand c = {CMD_MIFARE_EML_CARDLOAD, {numSectors, keyType, 0}};
1515 SendCommand(&c);
1516 return 0;
1517 }
1518
1519
1520 int CmdHF14AMfEKeyPrn(const char *Cmd)
1521 {
1522 int i;
1523 uint8_t data[16];
1524 uint64_t keyA, keyB;
1525
1526 PrintAndLog("|---|----------------|----------------|");
1527 PrintAndLog("|sec|key A |key B |");
1528 PrintAndLog("|---|----------------|----------------|");
1529 for (i = 0; i < 40; i++) {
1530 if (mfEmlGetMem(data, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1)) {
1531 PrintAndLog("error get block %d", FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1);
1532 break;
1533 }
1534 keyA = bytes_to_num(data, 6);
1535 keyB = bytes_to_num(data + 10, 6);
1536 PrintAndLog("|%03d| %012"llx" | %012"llx" |", i, keyA, keyB);
1537 }
1538 PrintAndLog("|---|----------------|----------------|");
1539
1540 return 0;
1541 }
1542
1543
1544 int CmdHF14AMfCSetUID(const char *Cmd)
1545 {
1546 uint8_t wipeCard = 0;
1547 uint8_t uid[8] = {0x00};
1548 uint8_t oldUid[8] = {0x00};
1549 int res;
1550
1551 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1552 PrintAndLog("Usage: hf mf csetuid <UID 8 hex symbols> <w>");
1553 PrintAndLog("sample: hf mf csetuid 01020304 w");
1554 PrintAndLog("Set UID for magic Chinese card (only works with!!!)");
1555 PrintAndLog("If you want wipe card then add 'w' into command line. \n");
1556 return 0;
1557 }
1558
1559 if (param_getchar(Cmd, 0) && param_gethex(Cmd, 0, uid, 8)) {
1560 PrintAndLog("UID must include 8 HEX symbols");
1561 return 1;
1562 }
1563
1564 char ctmp = param_getchar(Cmd, 1);
1565 if (ctmp == 'w' || ctmp == 'W') wipeCard = 1;
1566
1567 PrintAndLog("--wipe card:%02x uid:%s", wipeCard, sprint_hex(uid, 4));
1568
1569 res = mfCSetUID(uid, oldUid, wipeCard);
1570 if (res) {
1571 PrintAndLog("Can't set UID. error=%d", res);
1572 return 1;
1573 }
1574
1575 PrintAndLog("old UID:%s", sprint_hex(oldUid, 4));
1576 PrintAndLog("new UID:%s", sprint_hex(uid, 4));
1577 return 0;
1578 }
1579
1580 int CmdHF14AMfCSetBlk(const char *Cmd)
1581 {
1582 uint8_t uid[8];
1583 uint8_t memBlock[16];
1584 uint8_t blockNo = 0;
1585 int res;
1586 memset(memBlock, 0x00, sizeof(memBlock));
1587
1588 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1589 PrintAndLog("Usage: hf mf csetblk <block number> <block data (32 hex symbols)>");
1590 PrintAndLog("sample: hf mf csetblk 1 01020304050607080910111213141516");
1591 PrintAndLog("Set block data for magic Chinese card (only works with!!!)");
1592 PrintAndLog("If you want wipe card then add 'w' into command line. \n");
1593 return 0;
1594 }
1595
1596 blockNo = param_get8(Cmd, 0);
1597
1598 if (param_gethex(Cmd, 1, memBlock, 32)) {
1599 PrintAndLog("block data must include 32 HEX symbols");
1600 return 1;
1601 }
1602
1603 PrintAndLog("--block number:%2d data:%s", blockNo, sprint_hex(memBlock, 16));
1604
1605 res = mfCSetBlock(blockNo, memBlock, uid, 0, CSETBLOCK_SINGLE_OPER);
1606 if (res) {
1607 PrintAndLog("Can't write block. error=%d", res);
1608 return 1;
1609 }
1610
1611 PrintAndLog("UID:%s", sprint_hex(uid, 4));
1612 return 0;
1613 }
1614
1615
1616 int CmdHF14AMfCLoad(const char *Cmd)
1617 {
1618 FILE * f;
1619 char filename[20];
1620 char * fnameptr = filename;
1621 char buf[64];
1622 uint8_t buf8[64];
1623 uint8_t fillFromEmulator = 0;
1624 int i, len, blockNum, flags;
1625
1626 memset(filename, 0, sizeof(filename));
1627 memset(buf, 0, sizeof(buf));
1628
1629 if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
1630 PrintAndLog("It loads magic Chinese card (only works with!!!) from the file `filename.eml`");
1631 PrintAndLog("or from emulator memory (option `e`)");
1632 PrintAndLog("Usage: hf mf cload <file name w/o `.eml`>");
1633 PrintAndLog(" or: hf mf cload e ");
1634 PrintAndLog(" sample: hf mf cload filename");
1635 return 0;
1636 }
1637
1638 char ctmp = param_getchar(Cmd, 0);
1639 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1640
1641 if (fillFromEmulator) {
1642 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1643 for (blockNum = 0; blockNum < 16 * 4; blockNum += 1) {
1644 if (mfEmlGetMem(buf8, blockNum, 1)) {
1645 PrintAndLog("Cant get block: %d", blockNum);
1646 return 2;
1647 }
1648
1649 if (blockNum == 2) flags = 0;
1650 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1651
1652 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1653 PrintAndLog("Cant set magic card block: %d", blockNum);
1654 return 3;
1655 }
1656 }
1657 return 0;
1658 } else {
1659 len = strlen(Cmd);
1660 if (len > 14) len = 14;
1661
1662 memcpy(filename, Cmd, len);
1663 fnameptr += len;
1664
1665 sprintf(fnameptr, ".eml");
1666
1667 // open file
1668 f = fopen(filename, "r");
1669 if (f == NULL) {
1670 PrintAndLog("File not found or locked.");
1671 return 1;
1672 }
1673
1674 blockNum = 0;
1675 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1676 while(!feof(f)){
1677 memset(buf, 0, sizeof(buf));
1678 if (fgets(buf, sizeof(buf), f) == NULL) {
1679 PrintAndLog("File reading error.");
1680 return 2;
1681 }
1682
1683 if (strlen(buf) < 32){
1684 if(strlen(buf) && feof(f))
1685 break;
1686 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1687 return 2;
1688 }
1689 for (i = 0; i < 32; i += 2)
1690 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1691
1692 if (blockNum == 2) flags = 0;
1693 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1694
1695 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1696 PrintAndLog("Can't set magic card block: %d", blockNum);
1697 return 3;
1698 }
1699 blockNum++;
1700
1701 if (blockNum >= 16 * 4) break; // magic card type - mifare 1K
1702 }
1703 fclose(f);
1704
1705 if (blockNum != 16 * 4){
1706 PrintAndLog("File content error. There must be 64 blocks");
1707 return 4;
1708 }
1709 PrintAndLog("Loaded from file: %s", filename);
1710 return 0;
1711 }
1712 }
1713
1714 int CmdHF14AMfCGetBlk(const char *Cmd) {
1715 uint8_t memBlock[16];
1716 uint8_t blockNo = 0;
1717 int res;
1718 memset(memBlock, 0x00, sizeof(memBlock));
1719
1720 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1721 PrintAndLog("Usage: hf mf cgetblk <block number>");
1722 PrintAndLog("sample: hf mf cgetblk 1");
1723 PrintAndLog("Get block data from magic Chinese card (only works with!!!)\n");
1724 return 0;
1725 }
1726
1727 blockNo = param_get8(Cmd, 0);
1728
1729 PrintAndLog("--block number:%2d ", blockNo);
1730
1731 res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER);
1732 if (res) {
1733 PrintAndLog("Can't read block. error=%d", res);
1734 return 1;
1735 }
1736
1737 PrintAndLog("block data:%s", sprint_hex(memBlock, 16));
1738 return 0;
1739 }
1740
1741
1742 int CmdHF14AMfCGetSc(const char *Cmd) {
1743 uint8_t memBlock[16];
1744 uint8_t sectorNo = 0;
1745 int i, res, flags;
1746 memset(memBlock, 0x00, sizeof(memBlock));
1747
1748 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1749 PrintAndLog("Usage: hf mf cgetsc <sector number>");
1750 PrintAndLog("sample: hf mf cgetsc 0");
1751 PrintAndLog("Get sector data from magic Chinese card (only works with!!!)\n");
1752 return 0;
1753 }
1754
1755 sectorNo = param_get8(Cmd, 0);
1756 if (sectorNo > 15) {
1757 PrintAndLog("Sector number must be in [0..15] as in MIFARE classic.");
1758 return 1;
1759 }
1760
1761 PrintAndLog("--sector number:%d ", sectorNo);
1762
1763 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1764 for (i = 0; i < 4; i++) {
1765 if (i == 1) flags = 0;
1766 if (i == 3) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1767
1768 res = mfCGetBlock(sectorNo * 4 + i, memBlock, flags);
1769 if (res) {
1770 PrintAndLog("Can't read block. %d error=%d", sectorNo * 4 + i, res);
1771 return 1;
1772 }
1773
1774 PrintAndLog("block %3d data:%s", sectorNo * 4 + i, sprint_hex(memBlock, 16));
1775 }
1776 return 0;
1777 }
1778
1779
1780 int CmdHF14AMfCSave(const char *Cmd) {
1781
1782 FILE * f;
1783 char filename[20];
1784 char * fnameptr = filename;
1785 uint8_t fillFromEmulator = 0;
1786 uint8_t buf[64];
1787 int i, j, len, flags;
1788
1789 memset(filename, 0, sizeof(filename));
1790 memset(buf, 0, sizeof(buf));
1791
1792 if (param_getchar(Cmd, 0) == 'h') {
1793 PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`");
1794 PrintAndLog("or into emulator memory (option `e`)");
1795 PrintAndLog("Usage: hf mf esave [file name w/o `.eml`][e]");
1796 PrintAndLog(" sample: hf mf esave ");
1797 PrintAndLog(" hf mf esave filename");
1798 PrintAndLog(" hf mf esave e \n");
1799 return 0;
1800 }
1801
1802 char ctmp = param_getchar(Cmd, 0);
1803 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1804
1805 if (fillFromEmulator) {
1806 // put into emulator
1807 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1808 for (i = 0; i < 16 * 4; i++) {
1809 if (i == 1) flags = 0;
1810 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1811
1812 if (mfCGetBlock(i, buf, flags)) {
1813 PrintAndLog("Cant get block: %d", i);
1814 break;
1815 }
1816
1817 if (mfEmlSetMem(buf, i, 1)) {
1818 PrintAndLog("Cant set emul block: %d", i);
1819 return 3;
1820 }
1821 }
1822 return 0;
1823 } else {
1824 len = strlen(Cmd);
1825 if (len > 14) len = 14;
1826
1827 if (len < 1) {
1828 // get filename
1829 if (mfCGetBlock(0, buf, CSETBLOCK_SINGLE_OPER)) {
1830 PrintAndLog("Cant get block: %d", 0);
1831 return 1;
1832 }
1833 for (j = 0; j < 7; j++, fnameptr += 2)
1834 sprintf(fnameptr, "%02x", buf[j]);
1835 } else {
1836 memcpy(filename, Cmd, len);
1837 fnameptr += len;
1838 }
1839
1840 sprintf(fnameptr, ".eml");
1841
1842 // open file
1843 f = fopen(filename, "w+");
1844
1845 // put hex
1846 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1847 for (i = 0; i < 16 * 4; i++) {
1848 if (i == 1) flags = 0;
1849 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1850
1851 if (mfCGetBlock(i, buf, flags)) {
1852 PrintAndLog("Cant get block: %d", i);
1853 break;
1854 }
1855 for (j = 0; j < 16; j++)
1856 fprintf(f, "%02x", buf[j]);
1857 fprintf(f,"\n");
1858 }
1859 fclose(f);
1860
1861 PrintAndLog("Saved to file: %s", filename);
1862
1863 return 0;
1864 }
1865 }
1866
1867
1868 int CmdHF14AMfSniff(const char *Cmd){
1869
1870 bool wantLogToFile = 0;
1871 bool wantDecrypt = 0;
1872 //bool wantSaveToEml = 0; TODO
1873 bool wantSaveToEmlFile = 0;
1874
1875 //var
1876 int res = 0;
1877 int len = 0;
1878 int blockLen = 0;
1879 int num = 0;
1880 int pckNum = 0;
1881 uint8_t uid[7];
1882 uint8_t uid_len;
1883 uint8_t atqa[2];
1884 uint8_t sak;
1885 bool isTag;
1886 uint8_t buf[3000];
1887 uint8_t * bufPtr = buf;
1888 memset(buf, 0x00, 3000);
1889
1890 if (param_getchar(Cmd, 0) == 'h') {
1891 PrintAndLog("It continuously gets data from the field and saves it to: log, emulator, emulator file.");
1892 PrintAndLog("You can specify:");
1893 PrintAndLog(" l - save encrypted sequence to logfile `uid.log`");
1894 PrintAndLog(" d - decrypt sequence and put it to log file `uid.log`");
1895 PrintAndLog(" n/a e - decrypt sequence, collect read and write commands and save the result of the sequence to emulator memory");
1896 PrintAndLog(" f - decrypt sequence, collect read and write commands and save the result of the sequence to emulator dump file `uid.eml`");
1897 PrintAndLog("Usage: hf mf sniff [l][d][e][f]");
1898 PrintAndLog(" sample: hf mf sniff l d e");
1899 return 0;
1900 }
1901
1902 for (int i = 0; i < 4; i++) {
1903 char ctmp = param_getchar(Cmd, i);
1904 if (ctmp == 'l' || ctmp == 'L') wantLogToFile = true;
1905 if (ctmp == 'd' || ctmp == 'D') wantDecrypt = true;
1906 //if (ctmp == 'e' || ctmp == 'E') wantSaveToEml = true; TODO
1907 if (ctmp == 'f' || ctmp == 'F') wantSaveToEmlFile = true;
1908 }
1909
1910 printf("-------------------------------------------------------------------------\n");
1911 printf("Executing command. \n");
1912 printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
1913 printf("Press the key on pc keyboard to abort the client.\n");
1914 printf("-------------------------------------------------------------------------\n");
1915
1916 UsbCommand c = {CMD_MIFARE_SNIFFER, {0, 0, 0}};
1917 clearCommandBuffer();
1918 SendCommand(&c);
1919
1920 // wait cycle
1921 while (true) {
1922 printf(".");
1923 fflush(stdout);
1924 if (ukbhit()) {
1925 getchar();
1926 printf("\naborted via keyboard!\n");
1927 break;
1928 }
1929
1930 UsbCommand resp;
1931 if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) {
1932 res = resp.arg[0] & 0xff;
1933 len = resp.arg[1];
1934 num = resp.arg[2];
1935
1936 if (res == 0) return 0;
1937 if (res == 1) {
1938 if (num ==0) {
1939 bufPtr = buf;
1940 memset(buf, 0x00, 3000);
1941 }
1942 memcpy(bufPtr, resp.d.asBytes, len);
1943 bufPtr += len;
1944 pckNum++;
1945 }
1946 if (res == 2) {
1947 blockLen = bufPtr - buf;
1948 bufPtr = buf;
1949 printf(">\n");
1950 PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum);
1951 num = 0;
1952 while (bufPtr - buf < blockLen) {
1953 bufPtr += 6;
1954 len = *((uint16_t *)bufPtr);
1955
1956 if(len & 0x8000) {
1957 isTag = true;
1958 len &= 0x7fff;
1959 } else {
1960 isTag = false;
1961 }
1962 bufPtr += 2;
1963 if ((len == 14) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff) && (bufPtr[12] == 0xff) && (bufPtr[13] == 0xff)) {
1964
1965 memcpy(uid, bufPtr + 2, 7);
1966 memcpy(atqa, bufPtr + 2 + 7, 2);
1967 uid_len = (atqa[0] & 0xC0) == 0x40 ? 7 : 4;
1968 sak = bufPtr[11];
1969
1970 PrintAndLog("tag select uid:%s atqa:0x%02x%02x sak:0x%02x",
1971 sprint_hex(uid + (7 - uid_len), uid_len),
1972 atqa[1],
1973 atqa[0],
1974 sak);
1975 if (wantLogToFile || wantDecrypt) {
1976 FillFileNameByUID(logHexFileName, uid + (7 - uid_len), ".log", uid_len);
1977 AddLogCurrentDT(logHexFileName);
1978 }
1979 if (wantDecrypt)
1980 mfTraceInit(uid, atqa, sak, wantSaveToEmlFile);
1981 } else {
1982 PrintAndLog("%s(%d):%s", isTag ? "TAG":"RDR", num, sprint_hex(bufPtr, len));
1983 if (wantLogToFile)
1984 AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len);
1985 if (wantDecrypt)
1986 mfTraceDecode(bufPtr, len, wantSaveToEmlFile);
1987 }
1988 bufPtr += len;
1989 bufPtr += ((len-1)/8+1); // ignore parity
1990 num++;
1991 }
1992 }
1993 } // resp not NULL
1994 } // while (true)
1995
1996 return 0;
1997 }
1998
1999 static command_t CommandTable[] =
2000 {
2001 {"help", CmdHelp, 1, "This help"},
2002 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
2003 {"rdbl", CmdHF14AMfRdBl, 0, "Read MIFARE classic block"},
2004 {"urdbl", CmdHF14AMfURdBl, 0, "Read MIFARE Ultralight block"},
2005 {"urdcard", CmdHF14AMfURdCard, 0,"Read MIFARE Ultralight Card"},
2006 {"uwrbl", CmdHF14AMfUWrBl, 0,"Write MIFARE Ultralight block"},
2007 {"rdsc", CmdHF14AMfRdSc, 0, "Read MIFARE classic sector"},
2008 {"dump", CmdHF14AMfDump, 0, "Dump MIFARE classic tag to binary file"},
2009 {"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"},
2010 {"wrbl", CmdHF14AMfWrBl, 0, "Write MIFARE classic block"},
2011 {"chk", CmdHF14AMfChk, 0, "Test block keys"},
2012 {"mifare", CmdHF14AMifare, 0, "Read parity error messages."},
2013 {"nested", CmdHF14AMfNested, 0, "Test nested authentication"},
2014 {"sniff", CmdHF14AMfSniff, 0, "Sniff card-reader communication"},
2015 {"sim", CmdHF14AMf1kSim, 0, "Simulate MIFARE card"},
2016 {"eclr", CmdHF14AMfEClear, 0, "Clear simulator memory block"},
2017 {"eget", CmdHF14AMfEGet, 0, "Get simulator memory block"},
2018 {"eset", CmdHF14AMfESet, 0, "Set simulator memory block"},
2019 {"eload", CmdHF14AMfELoad, 0, "Load from file emul dump"},
2020 {"esave", CmdHF14AMfESave, 0, "Save to file emul dump"},
2021 {"ecfill", CmdHF14AMfECFill, 0, "Fill simulator memory with help of keys from simulator"},
2022 {"ekeyprn", CmdHF14AMfEKeyPrn, 0, "Print keys from simulator memory"},
2023 {"csetuid", CmdHF14AMfCSetUID, 0, "Set UID for magic Chinese card"},
2024 {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block into magic Chinese card"},
2025 {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block from magic Chinese card"},
2026 {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector from magic Chinese card"},
2027 {"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"},
2028 {"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"},
2029 {NULL, NULL, 0, NULL}
2030 };
2031
2032 int CmdHFMF(const char *Cmd)
2033 {
2034 // flush
2035 WaitForResponseTimeout(CMD_ACK,NULL,100);
2036
2037 CmdsParse(CommandTable, Cmd);
2038 return 0;
2039 }
2040
2041 int CmdHelp(const char *Cmd)
2042 {
2043 CmdsHelp(CommandTable);
2044 return 0;
2045 }
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