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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 #include "cmdhfmfhard.h"
13 #include "nonce2key/nonce2key.h"
14
15 static int CmdHelp(const char *Cmd);
16 int usage_hf14_mifare(void){
17 PrintAndLog("Usage: hf mf mifare [h] <block number>");
18 PrintAndLog("options:");
19 PrintAndLog(" h this help");
20 PrintAndLog(" <block number> (Optional) target other key A than block 0.");
21 PrintAndLog("samples:");
22 PrintAndLog(" hf mf mifare");
23 PrintAndLog(" hf mf mifare 16");
24 return 0;
25 }
26 int usage_hf14_mf1ksim(void){
27 PrintAndLog("Usage: hf mf sim [h] u <uid (8,14,20 hex symbols)> n <numreads> i x");
28 PrintAndLog("options:");
29 PrintAndLog(" h this help");
30 PrintAndLog(" u (Optional) UID 4,7 or 10bytes. If not specified, the UID 4b from emulator memory will be used");
31 PrintAndLog(" n (Optional) Automatically exit simulation after <numreads> blocks have been read by reader. 0 = infinite");
32 PrintAndLog(" i (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted");
33 PrintAndLog(" x (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)");
34 PrintAndLog("samples:");
35 PrintAndLog(" hf mf sim u 0a0a0a0a");
36 PrintAndLog(" hf mf sim u 11223344556677");
37 PrintAndLog(" hf mf sim u 112233445566778899AA");
38 return 0;
39 }
40 int usage_hf14_dbg(void){
41 PrintAndLog("Usage: hf mf dbg [h] <debug level>");
42 PrintAndLog("options:");
43 PrintAndLog(" h this help");
44 PrintAndLog(" <debug level> (Optional) see list for valid levels");
45 PrintAndLog(" 0 - no debug messages");
46 PrintAndLog(" 1 - error messages");
47 PrintAndLog(" 2 - plus information messages");
48 PrintAndLog(" 3 - plus debug messages");
49 PrintAndLog(" 4 - print even debug messages in timing critical functions");
50 PrintAndLog(" Note: this option therefore may cause malfunction itself");
51 PrintAndLog("samples:");
52 PrintAndLog(" hf mf dbg 3");
53 return 0;
54 }
55 int usage_hf14_sniff(void){
56 PrintAndLog("It continuously gets data from the field and saves it to: log, emulator, emulator file.");
57 PrintAndLog("Usage: hf mf sniff [h] [l] [d] [f]");
58 PrintAndLog("options:");
59 PrintAndLog(" h this help");
60 PrintAndLog(" l save encrypted sequence to logfile `uid.log`");
61 PrintAndLog(" d decrypt sequence and put it to log file `uid.log`");
62 // PrintAndLog(" n/a e decrypt sequence, collect read and write commands and save the result of the sequence to emulator memory");
63 PrintAndLog(" f decrypt sequence, collect read and write commands and save the result of the sequence to emulator dump file `uid.eml`");
64 PrintAndLog("sample:");
65 PrintAndLog(" hf mf sniff l d f");
66 return 0;
67 }
68 int usage_hf14_nested(void){
69 PrintAndLog("Usage:");
70 PrintAndLog(" all sectors: hf mf nested <card memory> <block number> <key A/B> <key (12 hex symbols)> [t,d]");
71 PrintAndLog(" one sector: hf mf nested o <block number> <key A/B> <key (12 hex symbols)>");
72 PrintAndLog(" <target block number> <target key A/B> [t]");
73 PrintAndLog("options:");
74 PrintAndLog(" h this help");
75 PrintAndLog(" card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
76 PrintAndLog(" t transfer keys into emulator memory");
77 PrintAndLog(" d write keys to binary file");
78 PrintAndLog(" ");
79 PrintAndLog("samples:");
80 PrintAndLog(" hf mf nested 1 0 A FFFFFFFFFFFF ");
81 PrintAndLog(" hf mf nested 1 0 A FFFFFFFFFFFF t ");
82 PrintAndLog(" hf mf nested 1 0 A FFFFFFFFFFFF d ");
83 PrintAndLog(" hf mf nested o 0 A FFFFFFFFFFFF 4 A");
84 return 0;
85 }
86 int usage_hf14_hardnested(void){
87 PrintAndLog("Usage:");
88 PrintAndLog(" hf mf hardnested <block number> <key A|B> <key (12 hex symbols)>");
89 PrintAndLog(" <target block number> <target key A|B> [known target key (12 hex symbols)] [w] [s]");
90 PrintAndLog(" or hf mf hardnested r [known target key]");
91 PrintAndLog(" ");
92 PrintAndLog("options:");
93 PrintAndLog(" h this help");
94 PrintAndLog(" w acquire nonces and write them to binary file nonces.bin");
95 PrintAndLog(" s slower acquisition (required by some non standard cards)");
96 PrintAndLog(" r read nonces.bin and start attack");
97 PrintAndLog(" t tests?");
98 PrintAndLog(" ");
99 PrintAndLog("samples:");
100 PrintAndLog(" hf mf hardnested 0 A FFFFFFFFFFFF 4 A");
101 PrintAndLog(" hf mf hardnested 0 A FFFFFFFFFFFF 4 A w");
102 PrintAndLog(" hf mf hardnested 0 A FFFFFFFFFFFF 4 A w s");
103 PrintAndLog(" hf mf hardnested r");
104 PrintAndLog(" hf mf hardnested r a0a1a2a3a4a5");
105 PrintAndLog(" ");
106 PrintAndLog("Add the known target key to check if it is present in the remaining key space:");
107 PrintAndLog(" sample5: hf mf hardnested 0 A A0A1A2A3A4A5 4 A FFFFFFFFFFFF");
108 return 0;
109 }
110 int usage_hf14_chk(void){
111 PrintAndLog("Usage: hf mf chk <block number>|<*card memory> <key type (A/B/?)> [t|d] [<key (12 hex symbols)>] [<dic (*.dic)>]");
112 PrintAndLog("options:");
113 PrintAndLog(" h this help");
114 PrintAndLog(" * all sectors based on card memory, other values then below defaults to 1k");
115 PrintAndLog(" 0 - MINI(320 bytes)");
116 PrintAndLog(" 1 - 1K");
117 PrintAndLog(" 2 - 2K");
118 PrintAndLog(" 4 - 4K");
119 PrintAndLog(" d write keys to binary file");
120 PrintAndLog(" t write keys to emulator memory\n");
121 PrintAndLog(" ");
122 PrintAndLog("samples:");
123 PrintAndLog(" hf mf chk 0 A 1234567890ab keys.dic -- target block 0, Key A");
124 PrintAndLog(" hf mf chk *1 ? t -- target all blocks, all keys, 1K, write to emul");
125 PrintAndLog(" hf mf chk *1 ? d -- target all blocks, all keys, 1K, write to file");
126 return 0;
127 }
128
129 int CmdHF14AMifare(const char *Cmd) {
130 uint32_t uid = 0;
131 uint32_t nt = 0, nr = 0;
132 uint64_t par_list = 0, ks_list = 0, r_key = 0;
133 int16_t isOK = 0;
134 int tmpchar;
135 uint8_t blockNo = 0;
136
137 char cmdp = param_getchar(Cmd, 0);
138 if ( cmdp == 'H' || cmdp == 'h') return usage_hf14_mifare();
139
140 blockNo = param_get8(Cmd, 0);
141 UsbCommand c = {CMD_READER_MIFARE, {true, blockNo, 0}};
142
143 // message
144 printf("-------------------------------------------------------------------------\n");
145 printf("Executing darkside attack. Expected execution time: 25sec on average :-)\n");
146 printf("Press button on the proxmark3 device to abort both proxmark3 and client.\n");
147 printf("-------------------------------------------------------------------------\n");
148 clock_t t1 = clock();
149 time_t start, end;
150 time(&start);
151
152 start:
153 clearCommandBuffer();
154 SendCommand(&c);
155
156 //flush queue
157 while (ukbhit()) {
158 tmpchar = getchar();
159 (void)tmpchar;
160 }
161
162 // wait cycle
163 while (true) {
164 printf(".");
165 fflush(stdout);
166 if (ukbhit()) {
167 tmpchar = getchar();
168 (void)tmpchar;
169 printf("\naborted via keyboard!\n");
170 break;
171 }
172
173 UsbCommand resp;
174 if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
175 isOK = resp.arg[0];
176 printf("\n");
177 uid = (uint32_t)bytes_to_num(resp.d.asBytes + 0, 4);
178 nt = (uint32_t)bytes_to_num(resp.d.asBytes + 4, 4);
179 par_list = bytes_to_num(resp.d.asBytes + 8, 8);
180 ks_list = bytes_to_num(resp.d.asBytes + 16, 8);
181 nr = bytes_to_num(resp.d.asBytes + 24, 4);
182
183 switch (isOK) {
184 case -1 : PrintAndLog("Button pressed. Aborted.\n"); break;
185 case -2 : PrintAndLog("Card isn't vulnerable to Darkside attack (doesn't send NACK on authentication requests).\n"); break;
186 case -3 : PrintAndLog("Card isn't vulnerable to Darkside attack (its random number generator is not predictable).\n"); break;
187 case -4 : PrintAndLog("Card isn't vulnerable to Darkside attack (its random number generator seems to be based on the wellknown");
188 PrintAndLog("generating polynomial with 16 effective bits only, but shows unexpected behaviour.\n"); break;
189 default: ;
190 }
191 break;
192 }
193 }
194 printf("\n");
195
196 // par == 0
197 if (isOK == -1 && par_list == 0) {
198 if (!nonce2key_ex(uid, nt, nr, ks_list, &r_key) ){
199 PrintAndLog("Found valid key: %012"llx" \n", r_key);
200 goto END;
201 }
202 }
203
204 // error
205 if (isOK != 1) return 1;
206
207 // execute original function from util nonce2key
208 if (nonce2key(uid, nt, nr, par_list, ks_list, &r_key)) {
209 isOK = 2;
210 PrintAndLog("Key not found (lfsr_common_prefix list is null). Nt=%08x", nt);
211 PrintAndLog("Failing is expected to happen in 25%% of all cases. Trying again with a different reader nonce...");
212 c.arg[0] = false;
213 goto start;
214 } else {
215 PrintAndLog("Found valid key: %012"llx" \n", r_key);
216 }
217 END:
218 t1 = clock() - t1;
219 time(&end);
220 unsigned long elapsed_time = difftime(end, start);
221 if ( t1 > 0 )
222 PrintAndLog("Time in darkside: %.0f ticks %u seconds\n", (float)t1, elapsed_time);
223 return 0;
224 }
225
226 int CmdHF14AMfWrBl(const char *Cmd) {
227 uint8_t blockNo = 0;
228 uint8_t keyType = 0;
229 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
230 uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
231
232 char cmdp = 0x00;
233
234 if (strlen(Cmd)<3) {
235 PrintAndLog("Usage: hf mf wrbl <block number> <key A/B> <key (12 hex symbols)> <block data (32 hex symbols)>");
236 PrintAndLog(" sample: hf mf wrbl 0 A FFFFFFFFFFFF 000102030405060708090A0B0C0D0E0F");
237 return 0;
238 }
239
240 blockNo = param_get8(Cmd, 0);
241 cmdp = param_getchar(Cmd, 1);
242 if (cmdp == 0x00) {
243 PrintAndLog("Key type must be A or B");
244 return 1;
245 }
246 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
247 if (param_gethex(Cmd, 2, key, 12)) {
248 PrintAndLog("Key must include 12 HEX symbols");
249 return 1;
250 }
251 if (param_gethex(Cmd, 3, bldata, 32)) {
252 PrintAndLog("Block data must include 32 HEX symbols");
253 return 1;
254 }
255 PrintAndLog("--block no:%d, key type:%c, key:%s", blockNo, keyType?'B':'A', sprint_hex(key, 6));
256 PrintAndLog("--data: %s", sprint_hex(bldata, 16));
257
258 UsbCommand c = {CMD_MIFARE_WRITEBL, {blockNo, keyType, 0}};
259 memcpy(c.d.asBytes, key, 6);
260 memcpy(c.d.asBytes + 10, bldata, 16);
261 clearCommandBuffer();
262 SendCommand(&c);
263
264 UsbCommand resp;
265 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
266 uint8_t isOK = resp.arg[0] & 0xff;
267 PrintAndLog("isOk:%02x", isOK);
268 } else {
269 PrintAndLog("Command execute timeout");
270 }
271
272 return 0;
273 }
274
275 int CmdHF14AMfRdBl(const char *Cmd) {
276 uint8_t blockNo = 0;
277 uint8_t keyType = 0;
278 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
279
280 char cmdp = 0x00;
281
282
283 if (strlen(Cmd)<3) {
284 PrintAndLog("Usage: hf mf rdbl <block number> <key A/B> <key (12 hex symbols)>");
285 PrintAndLog(" sample: hf mf rdbl 0 A FFFFFFFFFFFF ");
286 return 0;
287 }
288
289 blockNo = param_get8(Cmd, 0);
290 cmdp = param_getchar(Cmd, 1);
291 if (cmdp == 0x00) {
292 PrintAndLog("Key type must be A or B");
293 return 1;
294 }
295 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
296 if (param_gethex(Cmd, 2, key, 12)) {
297 PrintAndLog("Key must include 12 HEX symbols");
298 return 1;
299 }
300 PrintAndLog("--block no:%d, key type:%c, key:%s ", blockNo, keyType?'B':'A', sprint_hex(key, 6));
301
302 UsbCommand c = {CMD_MIFARE_READBL, {blockNo, keyType, 0}};
303 memcpy(c.d.asBytes, key, 6);
304 clearCommandBuffer();
305 SendCommand(&c);
306
307 UsbCommand resp;
308 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
309 uint8_t isOK = resp.arg[0] & 0xff;
310 uint8_t *data = resp.d.asBytes;
311
312 if (isOK)
313 PrintAndLog("isOk:%02x data:%s", isOK, sprint_hex(data, 16));
314 else
315 PrintAndLog("isOk:%02x", isOK);
316 } else {
317 PrintAndLog("Command execute timeout");
318 }
319
320 return 0;
321 }
322
323 int CmdHF14AMfRdSc(const char *Cmd) {
324 int i;
325 uint8_t sectorNo = 0;
326 uint8_t keyType = 0;
327 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
328 uint8_t isOK = 0;
329 uint8_t *data = NULL;
330 char cmdp = 0x00;
331
332 if (strlen(Cmd)<3) {
333 PrintAndLog("Usage: hf mf rdsc <sector number> <key A/B> <key (12 hex symbols)>");
334 PrintAndLog(" sample: hf mf rdsc 0 A FFFFFFFFFFFF ");
335 return 0;
336 }
337
338 sectorNo = param_get8(Cmd, 0);
339 if (sectorNo > 39) {
340 PrintAndLog("Sector number must be less than 40");
341 return 1;
342 }
343 cmdp = param_getchar(Cmd, 1);
344 if (cmdp != 'a' && cmdp != 'A' && cmdp != 'b' && cmdp != 'B') {
345 PrintAndLog("Key type must be A or B");
346 return 1;
347 }
348 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
349 if (param_gethex(Cmd, 2, key, 12)) {
350 PrintAndLog("Key must include 12 HEX symbols");
351 return 1;
352 }
353 PrintAndLog("--sector no:%d key type:%c key:%s ", sectorNo, keyType?'B':'A', sprint_hex(key, 6));
354
355 UsbCommand c = {CMD_MIFARE_READSC, {sectorNo, keyType, 0}};
356 memcpy(c.d.asBytes, key, 6);
357 clearCommandBuffer();
358 SendCommand(&c);
359 PrintAndLog(" ");
360
361 UsbCommand resp;
362 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
363 isOK = resp.arg[0] & 0xff;
364 data = resp.d.asBytes;
365
366 PrintAndLog("isOk:%02x", isOK);
367 if (isOK) {
368 for (i = 0; i < (sectorNo<32?3:15); i++) {
369 PrintAndLog("data : %s", sprint_hex(data + i * 16, 16));
370 }
371 PrintAndLog("trailer: %s", sprint_hex(data + (sectorNo<32?3:15) * 16, 16));
372 }
373 } else {
374 PrintAndLog("Command execute timeout");
375 }
376
377 return 0;
378 }
379
380 uint8_t FirstBlockOfSector(uint8_t sectorNo) {
381 if (sectorNo < 32) {
382 return sectorNo * 4;
383 } else {
384 return 32 * 4 + (sectorNo - 32) * 16;
385 }
386 }
387
388 uint8_t NumBlocksPerSector(uint8_t sectorNo) {
389 if (sectorNo < 32) {
390 return 4;
391 } else {
392 return 16;
393 }
394 }
395
396 int CmdHF14AMfDump(const char *Cmd) {
397 uint8_t sectorNo, blockNo;
398
399 uint8_t keyA[40][6];
400 uint8_t keyB[40][6];
401 uint8_t rights[40][4];
402 uint8_t carddata[256][16];
403 uint8_t numSectors = 16;
404
405 FILE *fin;
406 FILE *fout;
407
408 UsbCommand resp;
409
410 char cmdp = param_getchar(Cmd, 0);
411 switch (cmdp) {
412 case '0' : numSectors = 5; break;
413 case '1' :
414 case '\0': numSectors = 16; break;
415 case '2' : numSectors = 32; break;
416 case '4' : numSectors = 40; break;
417 default: numSectors = 16;
418 }
419
420 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
421 PrintAndLog("Usage: hf mf dump [card memory]");
422 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
423 PrintAndLog("");
424 PrintAndLog("Samples: hf mf dump");
425 PrintAndLog(" hf mf dump 4");
426 return 0;
427 }
428
429 if ((fin = fopen("dumpkeys.bin","rb")) == NULL) {
430 PrintAndLog("Could not find file dumpkeys.bin");
431 return 1;
432 }
433
434 // Read keys A from file
435 size_t bytes_read;
436 for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
437 bytes_read = fread( keyA[sectorNo], 1, 6, fin );
438 if ( bytes_read == 0) {
439 PrintAndLog("File reading error.");
440 fclose(fin);
441 return 2;
442 }
443 }
444
445 // Read keys B from file
446 for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
447 bytes_read = fread( keyB[sectorNo], 1, 6, fin );
448 if ( bytes_read == 0) {
449 PrintAndLog("File reading error.");
450 fclose(fin);
451 return 2;
452 }
453 }
454
455 fclose(fin);
456
457 PrintAndLog("|-----------------------------------------|");
458 PrintAndLog("|------ Reading sector access bits...-----|");
459 PrintAndLog("|-----------------------------------------|");
460
461 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
462 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 0, 0}};
463 memcpy(c.d.asBytes, keyA[sectorNo], 6);
464 clearCommandBuffer();
465 SendCommand(&c);
466
467 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
468 uint8_t isOK = resp.arg[0] & 0xff;
469 uint8_t *data = resp.d.asBytes;
470 if (isOK){
471 rights[sectorNo][0] = ((data[7] & 0x10)>>2) | ((data[8] & 0x1)<<1) | ((data[8] & 0x10)>>4); // C1C2C3 for data area 0
472 rights[sectorNo][1] = ((data[7] & 0x20)>>3) | ((data[8] & 0x2)<<0) | ((data[8] & 0x20)>>5); // C1C2C3 for data area 1
473 rights[sectorNo][2] = ((data[7] & 0x40)>>4) | ((data[8] & 0x4)>>1) | ((data[8] & 0x40)>>6); // C1C2C3 for data area 2
474 rights[sectorNo][3] = ((data[7] & 0x80)>>5) | ((data[8] & 0x8)>>2) | ((data[8] & 0x80)>>7); // C1C2C3 for sector trailer
475 } else {
476 PrintAndLog("Could not get access rights for sector %2d. Trying with defaults...", sectorNo);
477 rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;
478 rights[sectorNo][3] = 0x01;
479 }
480 } else {
481 PrintAndLog("Command execute timeout when trying to read access rights for sector %2d. Trying with defaults...", sectorNo);
482 rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;
483 rights[sectorNo][3] = 0x01;
484 }
485 }
486
487 PrintAndLog("|-----------------------------------------|");
488 PrintAndLog("|----- Dumping all blocks to file... -----|");
489 PrintAndLog("|-----------------------------------------|");
490
491 bool isOK = true;
492 for (sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) {
493 for (blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
494 bool received = false;
495
496 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. At least the Access Conditions can always be read with key A.
497 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
498 memcpy(c.d.asBytes, keyA[sectorNo], 6);
499 clearCommandBuffer();
500 SendCommand(&c);
501 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
502 } else { // data block. Check if it can be read with key A or key B
503 uint8_t data_area = sectorNo<32?blockNo:blockNo/5;
504 if ((rights[sectorNo][data_area] == 0x03) || (rights[sectorNo][data_area] == 0x05)) { // only key B would work
505 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 1, 0}};
506 memcpy(c.d.asBytes, keyB[sectorNo], 6);
507 SendCommand(&c);
508 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
509 } else if (rights[sectorNo][data_area] == 0x07) { // no key would work
510 isOK = false;
511 PrintAndLog("Access rights do not allow reading of sector %2d block %3d", sectorNo, blockNo);
512 } else { // key A would work
513 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
514 memcpy(c.d.asBytes, keyA[sectorNo], 6);
515 clearCommandBuffer();
516 SendCommand(&c);
517 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
518 }
519 }
520
521 if (received) {
522 isOK = resp.arg[0] & 0xff;
523 uint8_t *data = resp.d.asBytes;
524 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. Fill in the keys.
525 data[0] = (keyA[sectorNo][0]);
526 data[1] = (keyA[sectorNo][1]);
527 data[2] = (keyA[sectorNo][2]);
528 data[3] = (keyA[sectorNo][3]);
529 data[4] = (keyA[sectorNo][4]);
530 data[5] = (keyA[sectorNo][5]);
531 data[10] = (keyB[sectorNo][0]);
532 data[11] = (keyB[sectorNo][1]);
533 data[12] = (keyB[sectorNo][2]);
534 data[13] = (keyB[sectorNo][3]);
535 data[14] = (keyB[sectorNo][4]);
536 data[15] = (keyB[sectorNo][5]);
537 }
538 if (isOK) {
539 memcpy(carddata[FirstBlockOfSector(sectorNo) + blockNo], data, 16);
540 PrintAndLog("Successfully read block %2d of sector %2d.", blockNo, sectorNo);
541 } else {
542 PrintAndLog("Could not read block %2d of sector %2d", blockNo, sectorNo);
543 break;
544 }
545 }
546 else {
547 isOK = false;
548 PrintAndLog("Command execute timeout when trying to read block %2d of sector %2d.", blockNo, sectorNo);
549 break;
550 }
551 }
552 }
553
554 if (isOK) {
555 if ((fout = fopen("dumpdata.bin","wb")) == NULL) {
556 PrintAndLog("Could not create file name dumpdata.bin");
557 return 1;
558 }
559 uint16_t numblocks = FirstBlockOfSector(numSectors - 1) + NumBlocksPerSector(numSectors - 1);
560 fwrite(carddata, 1, 16*numblocks, fout);
561 fclose(fout);
562 PrintAndLog("Dumped %d blocks (%d bytes) to file dumpdata.bin", numblocks, 16*numblocks);
563 }
564
565 return 0;
566 }
567
568 int CmdHF14AMfRestore(const char *Cmd) {
569 uint8_t sectorNo,blockNo;
570 uint8_t keyType = 0;
571 uint8_t key[6] = {0xFF,0xFF,0xFF,0xFF,0xFF,0xFF};
572 uint8_t bldata[16] = {0x00};
573 uint8_t keyA[40][6];
574 uint8_t keyB[40][6];
575 uint8_t numSectors;
576
577 FILE *fdump;
578 FILE *fkeys;
579
580 char cmdp = param_getchar(Cmd, 0);
581 switch (cmdp) {
582 case '0' : numSectors = 5; break;
583 case '1' :
584 case '\0': numSectors = 16; break;
585 case '2' : numSectors = 32; break;
586 case '4' : numSectors = 40; break;
587 default: numSectors = 16;
588 }
589
590 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
591 PrintAndLog("Usage: hf mf restore [card memory]");
592 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
593 PrintAndLog("");
594 PrintAndLog("Samples: hf mf restore");
595 PrintAndLog(" hf mf restore 4");
596 return 0;
597 }
598
599 if ((fkeys = fopen("dumpkeys.bin","rb")) == NULL) {
600 PrintAndLog("Could not find file dumpkeys.bin");
601 return 1;
602 }
603
604 size_t bytes_read;
605 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
606 bytes_read = fread( keyA[sectorNo], 1, 6, fkeys );
607 if ( bytes_read == 0) {
608 PrintAndLog("File reading error (dumpkeys.bin).");
609 fclose(fkeys);
610 return 2;
611 }
612 }
613
614 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
615 bytes_read = fread( keyB[sectorNo], 1, 6, fkeys );
616 if ( bytes_read == 0) {
617 PrintAndLog("File reading error (dumpkeys.bin).");
618 fclose(fkeys);
619 return 2;
620 }
621 }
622
623 fclose(fkeys);
624
625 if ((fdump = fopen("dumpdata.bin","rb")) == NULL) {
626 PrintAndLog("Could not find file dumpdata.bin");
627 return 1;
628 }
629 PrintAndLog("Restoring dumpdata.bin to card");
630
631 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
632 for(blockNo = 0; blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
633 UsbCommand c = {CMD_MIFARE_WRITEBL, {FirstBlockOfSector(sectorNo) + blockNo, keyType, 0}};
634 memcpy(c.d.asBytes, key, 6);
635 bytes_read = fread(bldata, 1, 16, fdump);
636 if ( bytes_read == 0) {
637 PrintAndLog("File reading error (dumpdata.bin).");
638 fclose(fdump);
639 return 2;
640 }
641
642 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer
643 bldata[0] = (keyA[sectorNo][0]);
644 bldata[1] = (keyA[sectorNo][1]);
645 bldata[2] = (keyA[sectorNo][2]);
646 bldata[3] = (keyA[sectorNo][3]);
647 bldata[4] = (keyA[sectorNo][4]);
648 bldata[5] = (keyA[sectorNo][5]);
649 bldata[10] = (keyB[sectorNo][0]);
650 bldata[11] = (keyB[sectorNo][1]);
651 bldata[12] = (keyB[sectorNo][2]);
652 bldata[13] = (keyB[sectorNo][3]);
653 bldata[14] = (keyB[sectorNo][4]);
654 bldata[15] = (keyB[sectorNo][5]);
655 }
656
657 PrintAndLog("Writing to block %3d: %s", FirstBlockOfSector(sectorNo) + blockNo, sprint_hex(bldata, 16));
658
659 memcpy(c.d.asBytes + 10, bldata, 16);
660 clearCommandBuffer();
661 SendCommand(&c);
662
663 UsbCommand resp;
664 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
665 uint8_t isOK = resp.arg[0] & 0xff;
666 PrintAndLog("isOk:%02x", isOK);
667 } else {
668 PrintAndLog("Command execute timeout");
669 }
670 }
671 }
672
673 fclose(fdump);
674 return 0;
675 }
676
677 int CmdHF14AMfNested(const char *Cmd) {
678 int i, j, res, iterations;
679 sector *e_sector = NULL;
680 uint8_t blockNo = 0;
681 uint8_t keyType = 0;
682 uint8_t trgBlockNo = 0;
683 uint8_t trgKeyType = 0;
684 uint8_t SectorsCnt = 0;
685 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
686 uint8_t keyBlock[6*6];
687 uint64_t key64 = 0;
688 bool transferToEml = false;
689
690 bool createDumpFile = false;
691 FILE *fkeys;
692 uint8_t standart[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
693 uint8_t tempkey[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
694
695 if (strlen(Cmd)<3) return usage_hf14_nested();
696
697 char cmdp, ctmp;
698 cmdp = param_getchar(Cmd, 0);
699 blockNo = param_get8(Cmd, 1);
700 ctmp = param_getchar(Cmd, 2);
701
702 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
703 PrintAndLog("Key type must be A or B");
704 return 1;
705 }
706
707 if (ctmp != 'A' && ctmp != 'a')
708 keyType = 1;
709
710 if (param_gethex(Cmd, 3, key, 12)) {
711 PrintAndLog("Key must include 12 HEX symbols");
712 return 1;
713 }
714
715 if (cmdp == 'o' || cmdp == 'O') {
716 cmdp = 'o';
717 trgBlockNo = param_get8(Cmd, 4);
718 ctmp = param_getchar(Cmd, 5);
719 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
720 PrintAndLog("Target key type must be A or B");
721 return 1;
722 }
723 if (ctmp != 'A' && ctmp != 'a')
724 trgKeyType = 1;
725 } else {
726
727 switch (cmdp) {
728 case '0': SectorsCnt = 05; break;
729 case '1': SectorsCnt = 16; break;
730 case '2': SectorsCnt = 32; break;
731 case '4': SectorsCnt = 40; break;
732 default: SectorsCnt = 16;
733 }
734 }
735
736 ctmp = param_getchar(Cmd, 4);
737 if (ctmp == 't' || ctmp == 'T') transferToEml = true;
738 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = true;
739
740 ctmp = param_getchar(Cmd, 6);
741 transferToEml |= (ctmp == 't' || ctmp == 'T');
742 transferToEml |= (ctmp == 'd' || ctmp == 'D');
743
744 if (cmdp == 'o') {
745 int16_t isOK = mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true);
746 switch (isOK) {
747 case -1 : PrintAndLog("Error: No response from Proxmark.\n"); break;
748 case -2 : PrintAndLog("Button pressed. Aborted.\n"); break;
749 case -3 : PrintAndLog("Tag isn't vulnerable to Nested Attack (its random number generator is not predictable).\n"); break;
750 case -4 : PrintAndLog("No valid key found"); break;
751 case -5 :
752 key64 = bytes_to_num(keyBlock, 6);
753
754 // transfer key to the emulator
755 if (transferToEml) {
756 uint8_t sectortrailer;
757 if (trgBlockNo < 32*4) { // 4 block sector
758 sectortrailer = (trgBlockNo & 0x03) + 3;
759 } else { // 16 block sector
760 sectortrailer = (trgBlockNo & 0x0f) + 15;
761 }
762 mfEmlGetMem(keyBlock, sectortrailer, 1);
763
764 if (!trgKeyType)
765 num_to_bytes(key64, 6, keyBlock);
766 else
767 num_to_bytes(key64, 6, &keyBlock[10]);
768 mfEmlSetMem(keyBlock, sectortrailer, 1);
769 }
770 return 0;
771 default : PrintAndLog("Unknown Error.\n");
772 }
773 return 2;
774 }
775 else { // ------------------------------------ multiple sectors working
776 clock_t t1 = clock();
777 unsigned long elapsed_time;
778 time_t start, end;
779 time(&start);
780
781 e_sector = calloc(SectorsCnt, sizeof(sector));
782 if (e_sector == NULL) return 1;
783
784 //test current key and additional standard keys first
785 memcpy(keyBlock, key, 6);
786 num_to_bytes(0xffffffffffff, 6, (uint8_t*)(keyBlock + 1 * 6));
787 num_to_bytes(0x000000000000, 6, (uint8_t*)(keyBlock + 2 * 6));
788 num_to_bytes(0xa0a1a2a3a4a5, 6, (uint8_t*)(keyBlock + 3 * 6));
789 num_to_bytes(0xb0b1b2b3b4b5, 6, (uint8_t*)(keyBlock + 4 * 6));
790 num_to_bytes(0xaabbccddeeff, 6, (uint8_t*)(keyBlock + 5 * 6));
791
792 PrintAndLog("Testing known keys. Sector count=%d", SectorsCnt);
793 for (i = 0; i < SectorsCnt; i++) {
794 for (j = 0; j < 2; j++) {
795 if (e_sector[i].foundKey[j]) continue;
796
797 res = mfCheckKeys(FirstBlockOfSector(i), j, true, 6, keyBlock, &key64);
798
799 if (!res) {
800 e_sector[i].Key[j] = key64;
801 e_sector[i].foundKey[j] = TRUE;
802 }
803 }
804 }
805 clock_t t2 = clock() - t1;
806 time(&end);
807 elapsed_time = difftime(end, start);
808 if ( t2 > 0 )
809 PrintAndLog("Time to check 6 known keys: %.0f ticks %u seconds\n", (float)t2 , elapsed_time);
810
811 PrintAndLog("enter nested...");
812
813 // nested sectors
814 iterations = 0;
815 bool calibrate = true;
816
817 for (i = 0; i < NESTED_SECTOR_RETRY; i++) {
818 for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; ++sectorNo) {
819 for (trgKeyType = 0; trgKeyType < 2; ++trgKeyType) {
820
821 if (e_sector[sectorNo].foundKey[trgKeyType]) continue;
822
823 int16_t isOK = mfnested(blockNo, keyType, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate);
824 switch (isOK) {
825 case -1 : PrintAndLog("Error: No response from Proxmark.\n"); break;
826 case -2 : PrintAndLog("Button pressed. Aborted.\n"); break;
827 case -3 : PrintAndLog("Tag isn't vulnerable to Nested Attack (its random number generator is not predictable).\n"); break;
828 case -4 : //key not found
829 calibrate = false;
830 iterations++;
831 continue;
832 case -5 :
833 calibrate = false;
834 iterations++;
835 e_sector[sectorNo].foundKey[trgKeyType] = 1;
836 e_sector[sectorNo].Key[trgKeyType] = bytes_to_num(keyBlock, 6);
837 continue;
838
839 default : PrintAndLog("Unknown Error.\n");
840 }
841 free(e_sector);
842 return 2;
843 }
844 }
845 }
846
847 t1 = clock() - t1;
848 time(&end);
849 elapsed_time = difftime(end, start);
850 if ( t1 > 0 )
851 PrintAndLog("Time in nested: %.0f ticks %u seconds\n", (float)t1, elapsed_time);
852
853
854 // 20160116 If Sector A is found, but not Sector B, try just reading it of the tag?
855 PrintAndLog("trying to read key B...");
856 for (i = 0; i < SectorsCnt; i++) {
857 // KEY A but not KEY B
858 if ( e_sector[i].foundKey[0] && !e_sector[i].foundKey[1] ) {
859
860 uint8_t sectrail = (FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1);
861
862 PrintAndLog("Reading block %d", sectrail);
863
864 UsbCommand c = {CMD_MIFARE_READBL, {sectrail, 0, 0}};
865 num_to_bytes(e_sector[i].Key[0], 6, c.d.asBytes); // KEY A
866 clearCommandBuffer();
867 SendCommand(&c);
868
869 UsbCommand resp;
870 if ( !WaitForResponseTimeout(CMD_ACK,&resp,1500)) continue;
871
872 uint8_t isOK = resp.arg[0] & 0xff;
873 if (!isOK) continue;
874
875 uint8_t *data = resp.d.asBytes;
876 key64 = bytes_to_num(data+10, 6);
877 if (key64) {
878 PrintAndLog("Data:%s", sprint_hex(data+10, 6));
879 e_sector[i].foundKey[1] = TRUE;
880 e_sector[i].Key[1] = key64;
881 }
882 }
883 }
884
885
886 //print them
887 printKeyTable( SectorsCnt, e_sector );
888
889 // transfer them to the emulator
890 if (transferToEml) {
891 for (i = 0; i < SectorsCnt; i++) {
892 mfEmlGetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
893 if (e_sector[i].foundKey[0])
894 num_to_bytes(e_sector[i].Key[0], 6, keyBlock);
895 if (e_sector[i].foundKey[1])
896 num_to_bytes(e_sector[i].Key[1], 6, &keyBlock[10]);
897 mfEmlSetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
898 }
899 }
900
901 // Create dump file
902 if (createDumpFile) {
903 if ((fkeys = fopen("dumpkeys.bin","wb")) == NULL) {
904 PrintAndLog("Could not create file dumpkeys.bin");
905 free(e_sector);
906 return 1;
907 }
908 PrintAndLog("Printing keys to binary file dumpkeys.bin...");
909 for(i=0; i<SectorsCnt; i++) {
910 if (e_sector[i].foundKey[0]){
911 num_to_bytes(e_sector[i].Key[0], 6, tempkey);
912 fwrite ( tempkey, 1, 6, fkeys );
913 }
914 else{
915 fwrite ( &standart, 1, 6, fkeys );
916 }
917 }
918 for(i=0; i<SectorsCnt; i++) {
919 if (e_sector[i].foundKey[1]){
920 num_to_bytes(e_sector[i].Key[1], 6, tempkey);
921 fwrite ( tempkey, 1, 6, fkeys );
922 }
923 else{
924 fwrite ( &standart, 1, 6, fkeys );
925 }
926 }
927 fclose(fkeys);
928 }
929
930 free(e_sector);
931 }
932 return 0;
933 }
934
935 int CmdHF14AMfNestedHard(const char *Cmd) {
936 uint8_t blockNo = 0;
937 uint8_t keyType = 0;
938 uint8_t trgBlockNo = 0;
939 uint8_t trgKeyType = 0;
940 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
941 uint8_t trgkey[6] = {0, 0, 0, 0, 0, 0};
942
943 char ctmp;
944 ctmp = param_getchar(Cmd, 0);
945 if (ctmp == 'H' || ctmp == 'h' ) return usage_hf14_hardnested();
946 if (ctmp != 'R' && ctmp != 'r' && ctmp != 'T' && ctmp != 't' && strlen(Cmd) < 20) return usage_hf14_hardnested();
947
948 bool know_target_key = false;
949 bool nonce_file_read = false;
950 bool nonce_file_write = false;
951 bool slow = false;
952 int tests = 0;
953
954 if (ctmp == 'R' || ctmp == 'r') {
955 nonce_file_read = true;
956 if (!param_gethex(Cmd, 1, trgkey, 12)) {
957 know_target_key = true;
958 }
959 } else if (ctmp == 'T' || ctmp == 't') {
960 tests = param_get32ex(Cmd, 1, 100, 10);
961 } else {
962 blockNo = param_get8(Cmd, 0);
963 ctmp = param_getchar(Cmd, 1);
964 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
965 PrintAndLog("Key type must be A or B");
966 return 1;
967 }
968 if (ctmp != 'A' && ctmp != 'a') {
969 keyType = 1;
970 }
971
972 if (param_gethex(Cmd, 2, key, 12)) {
973 PrintAndLog("Key must include 12 HEX symbols");
974 return 1;
975 }
976
977 trgBlockNo = param_get8(Cmd, 3);
978 ctmp = param_getchar(Cmd, 4);
979 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
980 PrintAndLog("Target key type must be A or B");
981 return 1;
982 }
983 if (ctmp != 'A' && ctmp != 'a') {
984 trgKeyType = 1;
985 }
986
987 uint16_t i = 5;
988
989 if (!param_gethex(Cmd, 5, trgkey, 12)) {
990 know_target_key = true;
991 i++;
992 }
993
994 while ((ctmp = param_getchar(Cmd, i))) {
995 if (ctmp == 's' || ctmp == 'S') {
996 slow = true;
997 } else if (ctmp == 'w' || ctmp == 'W') {
998 nonce_file_write = true;
999 } else {
1000 PrintAndLog("Possible options are w and/or s");
1001 return 1;
1002 }
1003 i++;
1004 }
1005 }
1006
1007 PrintAndLog("--target block no:%3d, target key type:%c, known target key: 0x%02x%02x%02x%02x%02x%02x%s, file action: %s, Slow: %s, Tests: %d ",
1008 trgBlockNo,
1009 trgKeyType?'B':'A',
1010 trgkey[0], trgkey[1], trgkey[2], trgkey[3], trgkey[4], trgkey[5],
1011 know_target_key ? "" : " (not set)",
1012 nonce_file_write ? "write": nonce_file_read ? "read" : "none",
1013 slow ? "Yes" : "No",
1014 tests);
1015
1016 int16_t isOK = mfnestedhard(blockNo, keyType, key, trgBlockNo, trgKeyType, know_target_key?trgkey:NULL, nonce_file_read, nonce_file_write, slow, tests);
1017
1018 if (isOK) {
1019 switch (isOK) {
1020 case 1 : PrintAndLog("Error: No response from Proxmark.\n"); break;
1021 case 2 : PrintAndLog("Button pressed. Aborted.\n"); break;
1022 default : break;
1023 }
1024 return 2;
1025 }
1026
1027 return 0;
1028 }
1029
1030 int CmdHF14AMfChk(const char *Cmd) {
1031
1032 if (strlen(Cmd)<3) return usage_hf14_chk();
1033
1034 FILE * f;
1035 char filename[FILE_PATH_SIZE]={0};
1036 char buf[13];
1037 uint8_t *keyBlock = NULL, *p;
1038 uint8_t stKeyBlock = 20;
1039
1040 sector *e_sector = NULL;
1041
1042 int i, res;
1043 int keycnt = 0;
1044 char ctmp = 0x00;
1045 uint8_t blockNo = 0;
1046 uint8_t SectorsCnt = 1;
1047 uint8_t keyType = 0;
1048 uint64_t key64 = 0;
1049
1050 uint8_t tempkey[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
1051
1052 int transferToEml = 0;
1053 int createDumpFile = 0;
1054
1055 keyBlock = calloc(stKeyBlock, 6);
1056 if (keyBlock == NULL) return 1;
1057
1058 uint64_t defaultKeys[] = {
1059 0xffffffffffff, // Default key (first key used by program if no user defined key)
1060 0x000000000000, // Blank key
1061 0xa0a1a2a3a4a5, // NFCForum MAD key
1062 0xb0b1b2b3b4b5,
1063 0xaabbccddeeff,
1064 0x4d3a99c351dd,
1065 0x1a982c7e459a,
1066 0xd3f7d3f7d3f7,
1067 0x714c5c886e97,
1068 0x587ee5f9350f,
1069 0xa0478cc39091,
1070 0x533cb6c723f6,
1071 0x8fd0a4f256e9
1072 };
1073 int defaultKeysSize = sizeof(defaultKeys) / sizeof(uint64_t);
1074
1075 for (int defaultKeyCounter = 0; defaultKeyCounter < defaultKeysSize; defaultKeyCounter++)
1076 num_to_bytes(defaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));
1077
1078
1079 if (param_getchar(Cmd, 0)=='*') {
1080 blockNo = 3;
1081 switch(param_getchar(Cmd+1, 0)) {
1082 case '0': SectorsCnt = 5; break;
1083 case '1': SectorsCnt = 16; break;
1084 case '2': SectorsCnt = 32; break;
1085 case '4': SectorsCnt = 40; break;
1086 default: SectorsCnt = 16;
1087 }
1088 } else {
1089 blockNo = param_get8(Cmd, 0);
1090 }
1091
1092 ctmp = param_getchar(Cmd, 1);
1093 switch (ctmp) {
1094 case 'a': case 'A':
1095 keyType = !0;
1096 break;
1097 case 'b': case 'B':
1098 keyType = !1;
1099 break;
1100 case '?':
1101 keyType = 2;
1102 break;
1103 default:
1104 PrintAndLog("Key type must be A , B or ?");
1105 free(keyBlock);
1106 return 1;
1107 };
1108
1109 ctmp = param_getchar(Cmd, 2);
1110 if (ctmp == 't' || ctmp == 'T') transferToEml = 1;
1111 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = 1;
1112
1113 for (i = transferToEml || createDumpFile; param_getchar(Cmd, 2 + i); i++) {
1114 if (!param_gethex(Cmd, 2 + i, keyBlock + 6 * keycnt, 12)) {
1115 if ( stKeyBlock - keycnt < 2) {
1116 p = realloc(keyBlock, 6*(stKeyBlock+=10));
1117 if (!p) {
1118 PrintAndLog("Cannot allocate memory for Keys");
1119 free(keyBlock);
1120 return 2;
1121 }
1122 keyBlock = p;
1123 }
1124 PrintAndLog("key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
1125 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
1126 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
1127 keycnt++;
1128 } else {
1129 // May be a dic file
1130 if ( param_getstr(Cmd, 2 + i,filename) >= FILE_PATH_SIZE ) {
1131 PrintAndLog("File name too long");
1132 free(keyBlock);
1133 return 2;
1134 }
1135
1136 if ( (f = fopen( filename , "r")) ) {
1137 while( fgets(buf, sizeof(buf), f) ){
1138 if (strlen(buf) < 12 || buf[11] == '\n')
1139 continue;
1140
1141 while (fgetc(f) != '\n' && !feof(f)) ; //goto next line
1142
1143 if( buf[0]=='#' ) continue; //The line start with # is comment, skip
1144
1145 if (!isxdigit(buf[0])){
1146 PrintAndLog("File content error. '%s' must include 12 HEX symbols",buf);
1147 continue;
1148 }
1149
1150 buf[12] = 0;
1151
1152 if ( stKeyBlock - keycnt < 2) {
1153 p = realloc(keyBlock, 6*(stKeyBlock+=10));
1154 if (!p) {
1155 PrintAndLog("Cannot allocate memory for defKeys");
1156 free(keyBlock);
1157 fclose(f);
1158 return 2;
1159 }
1160 keyBlock = p;
1161 }
1162 memset(keyBlock + 6 * keycnt, 0, 6);
1163 num_to_bytes(strtoll(buf, NULL, 16), 6, keyBlock + 6*keycnt);
1164 PrintAndLog("check key[%2d] %012"llx, keycnt, bytes_to_num(keyBlock + 6*keycnt, 6));
1165 keycnt++;
1166 memset(buf, 0, sizeof(buf));
1167 }
1168 fclose(f);
1169 } else {
1170 PrintAndLog("File: %s: not found or locked.", filename);
1171 free(keyBlock);
1172 return 1;
1173
1174 }
1175 }
1176 }
1177
1178 if (keycnt == 0) {
1179 PrintAndLog("No key specified, trying default keys");
1180 for (;keycnt < defaultKeysSize; keycnt++)
1181 PrintAndLog("key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
1182 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
1183 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
1184 }
1185
1186 // initialize storage for found keys
1187 e_sector = calloc(SectorsCnt, sizeof(sector));
1188 if (e_sector == NULL) {
1189 free(keyBlock);
1190 return 1;
1191 }
1192
1193 // empty e_sector
1194 for(int i = 0; i < SectorsCnt; ++i){
1195 e_sector[i].Key[0] = 0xffffffffffff;
1196 e_sector[i].Key[1] = 0xffffffffffff;
1197 e_sector[i].foundKey[0] = FALSE;
1198 e_sector[i].foundKey[1] = FALSE;
1199 }
1200
1201
1202 uint8_t trgKeyType = 0;
1203 uint32_t max_keys = keycnt > (USB_CMD_DATA_SIZE/6) ? (USB_CMD_DATA_SIZE/6) : keycnt;
1204
1205 // time
1206 clock_t t1 = clock();
1207 time_t start, end;
1208 time(&start);
1209
1210 // check keys.
1211 for (trgKeyType = !keyType; trgKeyType < 2; (keyType==2) ? (++trgKeyType) : (trgKeyType=2) ) {
1212
1213 int b = blockNo;
1214 for (int i = 0; i < SectorsCnt; ++i) {
1215
1216 // skip already found keys.
1217 if (e_sector[i].foundKey[trgKeyType]) continue;
1218
1219 for (uint32_t c = 0; c < keycnt; c += max_keys) {
1220
1221 uint32_t size = keycnt-c > max_keys ? max_keys : keycnt-c;
1222
1223 res = mfCheckKeys(b, trgKeyType, true, size, &keyBlock[6*c], &key64);
1224 if (!res) {
1225 e_sector[i].Key[trgKeyType] = key64;
1226 e_sector[i].foundKey[trgKeyType] = TRUE;
1227 break;
1228 }
1229 printf(".");
1230 fflush(stdout);
1231 }
1232 b < 127 ? ( b +=4 ) : ( b += 16 );
1233 }
1234 }
1235 t1 = clock() - t1;
1236 time(&end);
1237 unsigned long elapsed_time = difftime(end, start);
1238 if ( t1 > 0 )
1239 PrintAndLog("\nTime in checkkeys: %.0f ticks %u seconds\n", (float)t1, elapsed_time);
1240
1241
1242 // 20160116 If Sector A is found, but not Sector B, try just reading it of the tag?
1243 if ( keyType != 1 ) {
1244 PrintAndLog("testing to read key B...");
1245 for (i = 0; i < SectorsCnt; i++) {
1246 // KEY A but not KEY B
1247 if ( e_sector[i].foundKey[0] && !e_sector[i].foundKey[1] ) {
1248
1249 uint8_t sectrail = (FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1);
1250
1251 PrintAndLog("Reading block %d", sectrail);
1252
1253 UsbCommand c = {CMD_MIFARE_READBL, {sectrail, 0, 0}};
1254 num_to_bytes(e_sector[i].Key[0], 6, c.d.asBytes); // KEY A
1255 clearCommandBuffer();
1256 SendCommand(&c);
1257
1258 UsbCommand resp;
1259 if ( !WaitForResponseTimeout(CMD_ACK,&resp,1500)) continue;
1260
1261 uint8_t isOK = resp.arg[0] & 0xff;
1262 if (!isOK) continue;
1263
1264 uint8_t *data = resp.d.asBytes;
1265 key64 = bytes_to_num(data+10, 6);
1266 if (key64) {
1267 PrintAndLog("Data:%s", sprint_hex(data+10, 6));
1268 e_sector[i].foundKey[1] = 1;
1269 e_sector[i].Key[1] = key64;
1270 }
1271 }
1272 }
1273 }
1274
1275
1276 //print them
1277 printKeyTable( SectorsCnt, e_sector );
1278
1279 if (transferToEml) {
1280 uint8_t block[16] = {0x00};
1281 for (uint8_t i = 0; i < SectorsCnt; ++i ) {
1282 mfEmlGetMem(block, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
1283 if (e_sector[i].foundKey[0])
1284 num_to_bytes(e_sector[i].Key[0], 6, block);
1285 if (e_sector[i].foundKey[1])
1286 num_to_bytes(e_sector[i].Key[1], 6, block+10);
1287 mfEmlSetMem(block, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
1288 }
1289 PrintAndLog("Found keys have been transferred to the emulator memory");
1290 }
1291
1292 if (createDumpFile) {
1293 FILE *fkeys = fopen("dumpkeys.bin","wb");
1294 if (fkeys == NULL) {
1295 PrintAndLog("Could not create file dumpkeys.bin");
1296 free(keyBlock);
1297 free(e_sector);
1298 return 1;
1299 }
1300 PrintAndLog("Printing keys to binary file dumpkeys.bin...");
1301
1302 for( i=0; i<SectorsCnt; i++) {
1303 num_to_bytes(e_sector[i].Key[0], 6, tempkey);
1304 fwrite ( tempkey, 1, 6, fkeys );
1305 }
1306 for(i=0; i<SectorsCnt; i++) {
1307 num_to_bytes(e_sector[i].Key[1], 6, tempkey);
1308 fwrite ( tempkey, 1, 6, fkeys );
1309 }
1310 fclose(fkeys);
1311 PrintAndLog("Found keys have been dumped to file dumpkeys.bin. 0xffffffffffff has been inserted for unknown keys.");
1312 }
1313
1314 free(keyBlock);
1315 free(e_sector);
1316 PrintAndLog("");
1317 return 0;
1318 }
1319
1320 int CmdHF14AMf1kSim(const char *Cmd) {
1321 uint8_t uid[10] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
1322 uint8_t exitAfterNReads = 0;
1323 uint8_t flags = (FLAG_UID_IN_EMUL | FLAG_4B_UID_IN_DATA);
1324 int uidlen = 0;
1325 uint8_t pnr = 0;
1326 uint8_t cmdp = param_getchar(Cmd, 0);
1327
1328 if (cmdp == 'h' || cmdp == 'H') return usage_hf14_mf1ksim();
1329
1330 cmdp = param_getchar(Cmd, pnr);
1331 if (cmdp == 'u' || cmdp == 'U') {
1332 param_gethex_ex(Cmd, pnr+1, uid, &uidlen);
1333 switch(uidlen){
1334 case 20: flags = FLAG_10B_UID_IN_DATA; break;
1335 case 14: flags = FLAG_7B_UID_IN_DATA; break;
1336 case 8: flags = FLAG_4B_UID_IN_DATA; break;
1337 default: return usage_hf14_mf1ksim();
1338 }
1339 pnr +=2;
1340 }
1341
1342 cmdp = param_getchar(Cmd, pnr);
1343 if (cmdp == 'n' || cmdp == 'N') {
1344 exitAfterNReads = param_get8(Cmd, pnr+1);
1345 pnr += 2;
1346 }
1347
1348 cmdp = param_getchar(Cmd, pnr);
1349 if (cmdp == 'i' || cmdp == 'I' ) {
1350 flags |= FLAG_INTERACTIVE;
1351 pnr++;
1352 }
1353
1354 cmdp = param_getchar(Cmd, pnr);
1355 if (cmdp == 'x' || cmdp == 'X') {
1356 flags |= FLAG_NR_AR_ATTACK;
1357 }
1358
1359 PrintAndLog(" uid:%s, numreads:%d, flags:%d (0x%02x) "
1360 , (uidlen == 0 ) ? "N/A" : sprint_hex(uid, uidlen>>1)
1361 , exitAfterNReads
1362 , flags
1363 , flags);
1364
1365 UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads, 0}};
1366 memcpy(c.d.asBytes, uid, sizeof(uid));
1367 clearCommandBuffer();
1368 SendCommand(&c);
1369
1370 if(flags & FLAG_INTERACTIVE) {
1371 uint8_t data[32];
1372 uint64_t key;
1373 UsbCommand resp;
1374 PrintAndLog("Press pm3-button or send another cmd to abort simulation");
1375 while( !ukbhit() ){
1376 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) continue;
1377
1378 if ( !(flags & FLAG_NR_AR_ATTACK) ) break;
1379 if ( (resp.arg[0] & 0xffff) != CMD_SIMULATE_MIFARE_CARD ) break;
1380
1381 memset(data, 0x00, sizeof(data));
1382 int len = (resp.arg[1] > sizeof(data)) ? sizeof(data) : resp.arg[1];
1383
1384 memcpy(data, resp.d.asBytes, len);
1385 key = 0;
1386 bool found = tryMfk32(data, &key);
1387 found ^= tryMfk32_moebius(data, &key);
1388 if ( found ) break;
1389 }
1390 }
1391 return 0;
1392 }
1393
1394 int CmdHF14AMfSniff(const char *Cmd){
1395 bool wantLogToFile = FALSE;
1396 bool wantDecrypt = FALSE;
1397 //bool wantSaveToEml = FALSE; TODO
1398 bool wantSaveToEmlFile = FALSE;
1399
1400 //var
1401 int tmpchar;
1402 int res = 0;
1403 int len = 0;
1404 int blockLen = 0;
1405 int pckNum = 0;
1406 int num = 0;
1407 uint8_t uid[10];
1408 uint8_t uid_len = 0;
1409 uint8_t atqa[2] = {0x00, 0x00};
1410 uint8_t sak = 0;
1411 bool isTag = FALSE;
1412 uint8_t *buf = NULL;
1413 uint16_t bufsize = 0;
1414 uint8_t *bufPtr = NULL;
1415 uint16_t traceLen = 0;
1416
1417 memset(uid, 0x00, sizeof(uid));
1418
1419 char ctmp = param_getchar(Cmd, 0);
1420 if ( ctmp == 'h' || ctmp == 'H' ) return usage_hf14_sniff();
1421
1422 for (int i = 0; i < 4; i++) {
1423 ctmp = param_getchar(Cmd, i);
1424 if (ctmp == 'l' || ctmp == 'L') wantLogToFile = true;
1425 if (ctmp == 'd' || ctmp == 'D') wantDecrypt = true;
1426 //if (ctmp == 'e' || ctmp == 'E') wantSaveToEml = true; TODO
1427 if (ctmp == 'f' || ctmp == 'F') wantSaveToEmlFile = true;
1428 }
1429
1430 printf("-------------------------------------------------------------------------\n");
1431 printf("Executing mifare sniffing command. \n");
1432 printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
1433 printf("Press the key on pc keyboard to abort the client.\n");
1434 printf("-------------------------------------------------------------------------\n");
1435
1436 UsbCommand c = {CMD_MIFARE_SNIFFER, {0, 0, 0}};
1437 clearCommandBuffer();
1438 SendCommand(&c);
1439
1440 // wait cycle
1441 while (true) {
1442 printf(".");
1443 fflush(stdout);
1444 if (ukbhit()) {
1445 tmpchar = getchar();
1446 (void)tmpchar;
1447 printf("\naborted via keyboard!\n");
1448 break;
1449 }
1450
1451 UsbCommand resp;
1452 if (WaitForResponseTimeout(CMD_ACK, &resp, 2000)) {
1453 res = resp.arg[0] & 0xff;
1454 traceLen = resp.arg[1];
1455 len = resp.arg[2];
1456
1457 // we are done?
1458 if (res == 0) {
1459 free(buf);
1460 return 0;
1461 }
1462
1463 if (res == 1) { // there is (more) data to be transferred
1464 if (pckNum == 0) { // first packet, (re)allocate necessary buffer
1465 if (traceLen > bufsize) {
1466 uint8_t *p;
1467 if (buf == NULL) // not yet allocated
1468 p = malloc(traceLen);
1469 else // need more memory
1470 p = realloc(buf, traceLen);
1471
1472 if (p == NULL) {
1473 PrintAndLog("Cannot allocate memory for trace");
1474 free(buf);
1475 return 2;
1476 }
1477 buf = p;
1478 }
1479 bufPtr = buf;
1480 bufsize = traceLen;
1481 memset(buf, 0x00, traceLen);
1482 }
1483 if (bufPtr == NULL) {
1484 PrintAndLog("Cannot allocate memory for trace");
1485 free(buf);
1486 return 2;
1487 }
1488 // what happens if LEN is bigger then TRACELEN --iceman
1489 memcpy(bufPtr, resp.d.asBytes, len);
1490 bufPtr += len;
1491 pckNum++;
1492 }
1493
1494 if (res == 2) { // received all data, start displaying
1495 blockLen = bufPtr - buf;
1496 bufPtr = buf;
1497 printf(">\n");
1498 PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum);
1499 while (bufPtr - buf < blockLen) {
1500 bufPtr += 6; // skip (void) timing information
1501 len = *((uint16_t *)bufPtr);
1502 if(len & 0x8000) {
1503 isTag = true;
1504 len &= 0x7fff;
1505 } else {
1506 isTag = false;
1507 }
1508 bufPtr += 2;
1509 if ((len == 17) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff) && (bufPtr[15] == 0xff) && (bufPtr[16] == 0xff)) {
1510 memcpy(uid, bufPtr + 2, 10);
1511 memcpy(atqa, bufPtr + 2 + 10, 2);
1512 switch (atqa[0] & 0xC0) {
1513 case 0x80: uid_len = 10; break;
1514 case 0x40: uid_len = 7; break;
1515 default: uid_len = 4; break;
1516 }
1517 sak = bufPtr[14];
1518 PrintAndLog("tag select uid| %s atqa:0x%02x%02x sak:0x%02x",
1519 sprint_hex(uid, uid_len),
1520 atqa[1],
1521 atqa[0],
1522 sak);
1523 if (wantLogToFile || wantDecrypt) {
1524 FillFileNameByUID(logHexFileName, uid, ".log", uid_len);
1525 AddLogCurrentDT(logHexFileName);
1526 }
1527 if (wantDecrypt)
1528 mfTraceInit(uid, uid_len, atqa, sak, wantSaveToEmlFile);
1529 } else {
1530 PrintAndLog("%03d| %s |%s", num, isTag ? "TAG" : "RDR", sprint_hex(bufPtr, len));
1531 if (wantLogToFile)
1532 AddLogHex(logHexFileName, isTag ? "TAG| ":"RDR| ", bufPtr, len);
1533 if (wantDecrypt)
1534 mfTraceDecode(bufPtr, len, wantSaveToEmlFile);
1535 num++;
1536 }
1537 bufPtr += len;
1538 bufPtr += ((len-1)/8+1); // ignore parity
1539 }
1540 pckNum = 0;
1541 }
1542 } // resp not NULL
1543 } // while (true)
1544
1545 free(buf);
1546 return 0;
1547 }
1548
1549 int CmdHF14AMfDbg(const char *Cmd) {
1550
1551 char ctmp = param_getchar(Cmd, 0);
1552 if (strlen(Cmd) < 1 || ctmp == 'h'|| ctmp == 'H') return usage_hf14_dbg();
1553
1554 uint8_t dbgMode = param_get8ex(Cmd, 0, 0, 10);
1555 if (dbgMode > 4) return usage_hf14_dbg();
1556
1557 UsbCommand c = {CMD_MIFARE_SET_DBGMODE, {dbgMode, 0, 0}};
1558 SendCommand(&c);
1559 return 0;
1560 }
1561
1562 void printKeyTable( uint8_t sectorscnt, sector *e_sector ){
1563 PrintAndLog("|---|----------------|---|----------------|---|");
1564 PrintAndLog("|sec|key A |res|key B |res|");
1565 PrintAndLog("|---|----------------|---|----------------|---|");
1566 for (uint8_t i = 0; i < sectorscnt; ++i) {
1567 PrintAndLog("|%03d| %012"llx" | %d | %012"llx" | %d |", i,
1568 e_sector[i].Key[0], e_sector[i].foundKey[0],
1569 e_sector[i].Key[1], e_sector[i].foundKey[1]
1570 );
1571 }
1572 PrintAndLog("|---|----------------|---|----------------|---|");
1573 }
1574
1575 // EMULATOR COMMANDS
1576
1577 int CmdHF14AMfEGet(const char *Cmd)
1578 {
1579 uint8_t blockNo = 0;
1580 uint8_t data[16] = {0x00};
1581
1582 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1583 PrintAndLog("Usage: hf mf eget <block number>");
1584 PrintAndLog(" sample: hf mf eget 0 ");
1585 return 0;
1586 }
1587
1588 blockNo = param_get8(Cmd, 0);
1589
1590 PrintAndLog(" ");
1591 if (!mfEmlGetMem(data, blockNo, 1)) {
1592 PrintAndLog("data[%3d]:%s", blockNo, sprint_hex(data, 16));
1593 } else {
1594 PrintAndLog("Command execute timeout");
1595 }
1596
1597 return 0;
1598 }
1599
1600 int CmdHF14AMfEClear(const char *Cmd)
1601 {
1602 if (param_getchar(Cmd, 0) == 'h') {
1603 PrintAndLog("Usage: hf mf eclr");
1604 PrintAndLog("It set card emulator memory to empty data blocks and key A/B FFFFFFFFFFFF \n");
1605 return 0;
1606 }
1607
1608 UsbCommand c = {CMD_MIFARE_EML_MEMCLR, {0, 0, 0}};
1609 SendCommand(&c);
1610 return 0;
1611 }
1612
1613 int CmdHF14AMfESet(const char *Cmd)
1614 {
1615 uint8_t memBlock[16];
1616 uint8_t blockNo = 0;
1617
1618 memset(memBlock, 0x00, sizeof(memBlock));
1619
1620 if (strlen(Cmd) < 3 || param_getchar(Cmd, 0) == 'h') {
1621 PrintAndLog("Usage: hf mf eset <block number> <block data (32 hex symbols)>");
1622 PrintAndLog(" sample: hf mf eset 1 000102030405060708090a0b0c0d0e0f ");
1623 return 0;
1624 }
1625
1626 blockNo = param_get8(Cmd, 0);
1627
1628 if (param_gethex(Cmd, 1, memBlock, 32)) {
1629 PrintAndLog("block data must include 32 HEX symbols");
1630 return 1;
1631 }
1632
1633 // 1 - blocks count
1634 UsbCommand c = {CMD_MIFARE_EML_MEMSET, {blockNo, 1, 0}};
1635 memcpy(c.d.asBytes, memBlock, 16);
1636 SendCommand(&c);
1637 return 0;
1638 }
1639
1640 int CmdHF14AMfELoad(const char *Cmd)
1641 {
1642 FILE * f;
1643 char filename[FILE_PATH_SIZE];
1644 char *fnameptr = filename;
1645 char buf[64] = {0x00};
1646 uint8_t buf8[64] = {0x00};
1647 int i, len, blockNum, numBlocks;
1648 int nameParamNo = 1;
1649 uint8_t blockWidth = 32;
1650 char ctmp = param_getchar(Cmd, 0);
1651
1652 if ( ctmp == 'h' || ctmp == 'H' || ctmp == 0x00) {
1653 PrintAndLog("It loads emul dump from the file `filename.eml`");
1654 PrintAndLog("Usage: hf mf eload [card memory] <file name w/o `.eml`> [numblocks]");
1655 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K, u = UL");
1656 PrintAndLog("");
1657 PrintAndLog(" sample: hf mf eload filename");
1658 PrintAndLog(" hf mf eload 4 filename");
1659 return 0;
1660 }
1661
1662 switch (ctmp) {
1663 case '0' : numBlocks = 5*4; break;
1664 case '1' :
1665 case '\0': numBlocks = 16*4; break;
1666 case '2' : numBlocks = 32*4; break;
1667 case '4' : numBlocks = 256; break;
1668 case 'U' : // fall through
1669 case 'u' : numBlocks = 255; blockWidth = 8; break;
1670 default: {
1671 numBlocks = 16*4;
1672 nameParamNo = 0;
1673 }
1674 }
1675 uint32_t numblk2 = param_get32ex(Cmd,2,0,10);
1676 if (numblk2 > 0) numBlocks = numblk2;
1677
1678 len = param_getstr(Cmd,nameParamNo,filename);
1679
1680 if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;
1681
1682 fnameptr += len;
1683
1684 sprintf(fnameptr, ".eml");
1685
1686 // open file
1687 f = fopen(filename, "r");
1688 if (f == NULL) {
1689 PrintAndLog("File %s not found or locked", filename);
1690 return 1;
1691 }
1692
1693 blockNum = 0;
1694 while(!feof(f)){
1695 memset(buf, 0, sizeof(buf));
1696
1697 if (fgets(buf, sizeof(buf), f) == NULL) {
1698
1699 if (blockNum >= numBlocks) break;
1700
1701 PrintAndLog("File reading error.");
1702 fclose(f);
1703 return 2;
1704 }
1705
1706 if (strlen(buf) < blockWidth){
1707 if(strlen(buf) && feof(f))
1708 break;
1709 PrintAndLog("File content error. Block data must include %d HEX symbols", blockWidth);
1710 fclose(f);
1711 return 2;
1712 }
1713
1714 for (i = 0; i < blockWidth; i += 2) {
1715 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1716 }
1717 if (mfEmlSetMem_xt(buf8, blockNum, 1, blockWidth/2)) {
1718 PrintAndLog("Cant set emul block: %3d", blockNum);
1719 fclose(f);
1720 return 3;
1721 }
1722 printf(".");
1723 blockNum++;
1724
1725 if (blockNum >= numBlocks) break;
1726 }
1727 fclose(f);
1728 printf("\n");
1729
1730 if ((blockNum != numBlocks)) {
1731 PrintAndLog("File content error. Got %d must be %d blocks.",blockNum, numBlocks);
1732 return 4;
1733 }
1734 PrintAndLog("Loaded %d blocks from file: %s", blockNum, filename);
1735 return 0;
1736 }
1737
1738 int CmdHF14AMfESave(const char *Cmd)
1739 {
1740 FILE * f;
1741 char filename[FILE_PATH_SIZE];
1742 char * fnameptr = filename;
1743 uint8_t buf[64];
1744 int i, j, len, numBlocks;
1745 int nameParamNo = 1;
1746
1747 memset(filename, 0, sizeof(filename));
1748 memset(buf, 0, sizeof(buf));
1749
1750 char ctmp = param_getchar(Cmd, 0);
1751
1752 if ( ctmp == 'h' || ctmp == 'H') {
1753 PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`");
1754 PrintAndLog(" Usage: hf mf esave [card memory] [file name w/o `.eml`]");
1755 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1756 PrintAndLog("");
1757 PrintAndLog(" sample: hf mf esave ");
1758 PrintAndLog(" hf mf esave 4");
1759 PrintAndLog(" hf mf esave 4 filename");
1760 return 0;
1761 }
1762
1763 switch (ctmp) {
1764 case '0' : numBlocks = 5*4; break;
1765 case '1' :
1766 case '\0': numBlocks = 16*4; break;
1767 case '2' : numBlocks = 32*4; break;
1768 case '4' : numBlocks = 256; break;
1769 default: {
1770 numBlocks = 16*4;
1771 nameParamNo = 0;
1772 }
1773 }
1774
1775 len = param_getstr(Cmd,nameParamNo,filename);
1776
1777 if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;
1778
1779 // user supplied filename?
1780 if (len < 1) {
1781 // get filename (UID from memory)
1782 if (mfEmlGetMem(buf, 0, 1)) {
1783 PrintAndLog("Can\'t get UID from block: %d", 0);
1784 len = sprintf(fnameptr, "dump");
1785 fnameptr += len;
1786 }
1787 else {
1788 for (j = 0; j < 7; j++, fnameptr += 2)
1789 sprintf(fnameptr, "%02X", buf[j]);
1790 }
1791 } else {
1792 fnameptr += len;
1793 }
1794
1795 // add file extension
1796 sprintf(fnameptr, ".eml");
1797
1798 // open file
1799 f = fopen(filename, "w+");
1800
1801 if ( !f ) {
1802 PrintAndLog("Can't open file %s ", filename);
1803 return 1;
1804 }
1805
1806 // put hex
1807 for (i = 0; i < numBlocks; i++) {
1808 if (mfEmlGetMem(buf, i, 1)) {
1809 PrintAndLog("Cant get block: %d", i);
1810 break;
1811 }
1812 for (j = 0; j < 16; j++)
1813 fprintf(f, "%02X", buf[j]);
1814 fprintf(f,"\n");
1815 }
1816 fclose(f);
1817
1818 PrintAndLog("Saved %d blocks to file: %s", numBlocks, filename);
1819
1820 return 0;
1821 }
1822
1823 int CmdHF14AMfECFill(const char *Cmd)
1824 {
1825 uint8_t keyType = 0;
1826 uint8_t numSectors = 16;
1827
1828 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1829 PrintAndLog("Usage: hf mf ecfill <key A/B> [card memory]");
1830 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1831 PrintAndLog("");
1832 PrintAndLog("samples: hf mf ecfill A");
1833 PrintAndLog(" hf mf ecfill A 4");
1834 PrintAndLog("Read card and transfer its data to emulator memory.");
1835 PrintAndLog("Keys must be laid in the emulator memory. \n");
1836 return 0;
1837 }
1838
1839 char ctmp = param_getchar(Cmd, 0);
1840 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
1841 PrintAndLog("Key type must be A or B");
1842 return 1;
1843 }
1844 if (ctmp != 'A' && ctmp != 'a') keyType = 1;
1845
1846 ctmp = param_getchar(Cmd, 1);
1847 switch (ctmp) {
1848 case '0' : numSectors = 5; break;
1849 case '1' :
1850 case '\0': numSectors = 16; break;
1851 case '2' : numSectors = 32; break;
1852 case '4' : numSectors = 40; break;
1853 default: numSectors = 16;
1854 }
1855
1856 printf("--params: numSectors: %d, keyType:%d", numSectors, keyType);
1857 UsbCommand c = {CMD_MIFARE_EML_CARDLOAD, {numSectors, keyType, 0}};
1858 SendCommand(&c);
1859 return 0;
1860 }
1861
1862 int CmdHF14AMfEKeyPrn(const char *Cmd)
1863 {
1864 int i;
1865 uint8_t numSectors;
1866 uint8_t data[16];
1867 uint64_t keyA, keyB;
1868
1869 char cmdp = param_getchar(Cmd, 0);
1870
1871 if ( cmdp == 'h' || cmdp == 'H' ) {
1872 PrintAndLog("It prints the keys loaded in the emulator memory");
1873 PrintAndLog("Usage: hf mf ekeyprn [card memory]");
1874 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1875 PrintAndLog("");
1876 PrintAndLog(" sample: hf mf ekeyprn 1");
1877 return 0;
1878 }
1879
1880 switch (cmdp) {
1881 case '0' : numSectors = 5; break;
1882 case '1' :
1883 case '\0': numSectors = 16; break;
1884 case '2' : numSectors = 32; break;
1885 case '4' : numSectors = 40; break;
1886 default: numSectors = 16;
1887 }
1888
1889 PrintAndLog("|---|----------------|----------------|");
1890 PrintAndLog("|sec|key A |key B |");
1891 PrintAndLog("|---|----------------|----------------|");
1892 for (i = 0; i < numSectors; i++) {
1893 if (mfEmlGetMem(data, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1)) {
1894 PrintAndLog("error get block %d", FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1);
1895 break;
1896 }
1897 keyA = bytes_to_num(data, 6);
1898 keyB = bytes_to_num(data + 10, 6);
1899 PrintAndLog("|%03d| %012"llx" | %012"llx" |", i, keyA, keyB);
1900 }
1901 PrintAndLog("|---|----------------|----------------|");
1902
1903 return 0;
1904 }
1905
1906 // CHINESE MAGIC COMMANDS
1907
1908 int CmdHF14AMfCSetUID(const char *Cmd) {
1909 uint8_t wipeCard = 0;
1910 uint8_t uid[8] = {0x00};
1911 uint8_t oldUid[8] = {0x00};
1912 uint8_t atqa[2] = {0x00};
1913 uint8_t sak[1] = {0x00};
1914 uint8_t atqaPresent = 1;
1915 int res;
1916 char ctmp;
1917 int argi=0;
1918
1919 if (strlen(Cmd) < 1 || param_getchar(Cmd, argi) == 'h') {
1920 PrintAndLog("Set UID, ATQA, and SAK for magic Chinese card (only works with such cards)");
1921 PrintAndLog("If you also want to wipe the card then add 'w' at the end of the command line.");
1922 PrintAndLog("");
1923 PrintAndLog("Usage: hf mf csetuid <UID 8 hex symbols> [ATQA 4 hex symbols SAK 2 hex symbols] [w]");
1924 PrintAndLog("");
1925 PrintAndLog("sample: hf mf csetuid 01020304");
1926 PrintAndLog(" hf mf csetuid 01020304 0004 08 w");
1927 return 0;
1928 }
1929
1930 if (param_getchar(Cmd, argi) && param_gethex(Cmd, argi, uid, 8)) {
1931 PrintAndLog("UID must include 8 HEX symbols");
1932 return 1;
1933 }
1934 argi++;
1935
1936 ctmp = param_getchar(Cmd, argi);
1937 if (ctmp == 'w' || ctmp == 'W') {
1938 wipeCard = 1;
1939 atqaPresent = 0;
1940 }
1941
1942 if (atqaPresent) {
1943 if (param_getchar(Cmd, argi)) {
1944 if (param_gethex(Cmd, argi, atqa, 4)) {
1945 PrintAndLog("ATQA must include 4 HEX symbols");
1946 return 1;
1947 }
1948 argi++;
1949 if (!param_getchar(Cmd, argi) || param_gethex(Cmd, argi, sak, 2)) {
1950 PrintAndLog("SAK must include 2 HEX symbols");
1951 return 1;
1952 }
1953 argi++;
1954 } else
1955 atqaPresent = 0;
1956 }
1957
1958 if(!wipeCard) {
1959 ctmp = param_getchar(Cmd, argi);
1960 if (ctmp == 'w' || ctmp == 'W') {
1961 wipeCard = 1;
1962 }
1963 }
1964
1965 PrintAndLog("--wipe card:%s uid:%s", (wipeCard)?"YES":"NO", sprint_hex(uid, 4));
1966
1967 res = mfCSetUID(uid, (atqaPresent) ? atqa : NULL, (atqaPresent) ? sak : NULL, oldUid, wipeCard);
1968 if (res) {
1969 PrintAndLog("Can't set UID. error=%d", res);
1970 return 1;
1971 }
1972
1973 PrintAndLog("old UID:%s", sprint_hex(oldUid, 4));
1974 PrintAndLog("new UID:%s", sprint_hex(uid, 4));
1975 return 0;
1976 }
1977
1978 int CmdHF14AMfCSetBlk(const char *Cmd) {
1979 uint8_t block[16] = {0x00};
1980 uint8_t blockNo = 0;
1981 uint8_t params = MAGIC_SINGLE;
1982 int res;
1983
1984 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1985 PrintAndLog("Usage: hf mf csetblk <block number> <block data (32 hex symbols)> [w]");
1986 PrintAndLog("sample: hf mf csetblk 1 01020304050607080910111213141516");
1987 PrintAndLog("Set block data for magic Chinese card (only works with such cards)");
1988 PrintAndLog("If you also want wipe the card then add 'w' at the end of the command line");
1989 return 0;
1990 }
1991
1992 blockNo = param_get8(Cmd, 0);
1993
1994 if (param_gethex(Cmd, 1, block, 32)) {
1995 PrintAndLog("block data must include 32 HEX symbols");
1996 return 1;
1997 }
1998
1999 char ctmp = param_getchar(Cmd, 2);
2000 if (ctmp == 'w' || ctmp == 'W')
2001 params |= MAGIC_WIPE;
2002
2003 PrintAndLog("--block number:%2d data:%s", blockNo, sprint_hex(block, 16));
2004
2005 res = mfCSetBlock(blockNo, block, NULL, params);
2006 if (res) {
2007 PrintAndLog("Can't write block. error=%d", res);
2008 return 1;
2009 }
2010 return 0;
2011 }
2012
2013 int CmdHF14AMfCLoad(const char *Cmd) {
2014 FILE * f;
2015 char filename[FILE_PATH_SIZE];
2016 char * fnameptr = filename;
2017 char buf[64] = {0x00};
2018 uint8_t buf8[64] = {0x00};
2019 uint8_t fillFromEmulator = 0;
2020 int i, len, blockNum, flags=0;
2021
2022 memset(filename, 0, sizeof(filename));
2023
2024 char ctmp = param_getchar(Cmd, 0);
2025
2026 if (ctmp == 'h' || ctmp == 'H' || ctmp == 0x00) {
2027 PrintAndLog("It loads magic Chinese card from the file `filename.eml`");
2028 PrintAndLog("or from emulator memory (option `e`)");
2029 PrintAndLog("Usage: hf mf cload <file name w/o `.eml`>");
2030 PrintAndLog(" or: hf mf cload e ");
2031 PrintAndLog(" sample: hf mf cload filename");
2032 return 0;
2033 }
2034
2035 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
2036
2037 if (fillFromEmulator) {
2038 for (blockNum = 0; blockNum < 16 * 4; blockNum += 1) {
2039 if (mfEmlGetMem(buf8, blockNum, 1)) {
2040 PrintAndLog("Cant get block: %d", blockNum);
2041 return 2;
2042 }
2043 if (blockNum == 0) flags = MAGIC_INIT + MAGIC_WUPC; // switch on field and send magic sequence
2044 if (blockNum == 1) flags = 0; // just write
2045 if (blockNum == 16 * 4 - 1) flags = MAGIC_HALT + MAGIC_OFF; // Done. Magic Halt and switch off field.
2046
2047 if (mfCSetBlock(blockNum, buf8, NULL, flags)) {
2048 PrintAndLog("Cant set magic card block: %d", blockNum);
2049 return 3;
2050 }
2051 }
2052 return 0;
2053 } else {
2054 len = strlen(Cmd);
2055 if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;
2056
2057 memcpy(filename, Cmd, len);
2058 fnameptr += len;
2059
2060 sprintf(fnameptr, ".eml");
2061
2062 // open file
2063 f = fopen(filename, "r");
2064 if (f == NULL) {
2065 PrintAndLog("File not found or locked.");
2066 return 1;
2067 }
2068
2069 blockNum = 0;
2070 while(!feof(f)){
2071
2072 memset(buf, 0, sizeof(buf));
2073
2074 if (fgets(buf, sizeof(buf), f) == NULL) {
2075 fclose(f);
2076 PrintAndLog("File reading error.");
2077 return 2;
2078 }
2079
2080 if (strlen(buf) < 32) {
2081 if(strlen(buf) && feof(f))
2082 break;
2083 PrintAndLog("File content error. Block data must include 32 HEX symbols");
2084 fclose(f);
2085 return 2;
2086 }
2087 for (i = 0; i < 32; i += 2)
2088 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
2089
2090 if (blockNum == 0) flags = MAGIC_INIT + MAGIC_WUPC; // switch on field and send magic sequence
2091 if (blockNum == 1) flags = 0; // just write
2092 if (blockNum == 16 * 4 - 1) flags = MAGIC_HALT + MAGIC_OFF; // Done. Switch off field.
2093
2094 if (mfCSetBlock(blockNum, buf8, NULL, flags)) {
2095 PrintAndLog("Can't set magic card block: %d", blockNum);
2096 fclose(f);
2097 return 3;
2098 }
2099 blockNum++;
2100
2101 if (blockNum >= 16 * 4) break; // magic card type - mifare 1K
2102 }
2103 fclose(f);
2104
2105 // 64 or 256blocks.
2106 if (blockNum != 16 * 4 && blockNum != 32 * 4 + 8 * 16){
2107 PrintAndLog("File content error. There must be 64 blocks");
2108 return 4;
2109 }
2110 PrintAndLog("Loaded from file: %s", filename);
2111 return 0;
2112 }
2113 return 0;
2114 }
2115
2116 int CmdHF14AMfCGetBlk(const char *Cmd) {
2117 uint8_t data[16];
2118 uint8_t blockNo = 0;
2119 int res;
2120 memset(data, 0x00, sizeof(data));
2121 char ctmp = param_getchar(Cmd, 0);
2122
2123 if (strlen(Cmd) < 1 || ctmp == 'h' || ctmp == 'H') {
2124 PrintAndLog("Usage: hf mf cgetblk <block number>");
2125 PrintAndLog("sample: hf mf cgetblk 1");
2126 PrintAndLog("Get block data from magic Chinese card (only works with such cards)\n");
2127 return 0;
2128 }
2129
2130 blockNo = param_get8(Cmd, 0);
2131
2132 PrintAndLog("--block number:%2d ", blockNo);
2133
2134 res = mfCGetBlock(blockNo, data, MAGIC_SINGLE);
2135 if (res) {
2136 PrintAndLog("Can't read block. error=%d", res);
2137 return 1;
2138 }
2139
2140 PrintAndLog("data: %s", sprint_hex(data, sizeof(data)));
2141 return 0;
2142 }
2143
2144 int CmdHF14AMfCGetSc(const char *Cmd) {
2145 uint8_t data[16];
2146 uint8_t sectorNo = 0;
2147 int i, res, flags;
2148 memset(data, 0x00, sizeof(data));
2149 char ctmp = param_getchar(Cmd, 0);
2150
2151 if (strlen(Cmd) < 1 || ctmp == 'h' || ctmp == 'H') {
2152 PrintAndLog("Usage: hf mf cgetsc <sector number>");
2153 PrintAndLog("sample: hf mf cgetsc 0");
2154 PrintAndLog("Get sector data from magic Chinese card (only works with such cards)\n");
2155 return 0;
2156 }
2157
2158 sectorNo = param_get8(Cmd, 0);
2159 if (sectorNo > 15) {
2160 PrintAndLog("Sector number must be in [0..15] as in MIFARE classic.");
2161 return 1;
2162 }
2163
2164 PrintAndLog("--sector number:%d ", sectorNo);
2165 PrintAndLog("block | data");
2166
2167 flags = MAGIC_INIT + MAGIC_WUPC;
2168 for (i = 0; i < 4; i++) {
2169 if (i == 1) flags = 0;
2170 if (i == 3) flags = MAGIC_HALT + MAGIC_OFF;
2171
2172 res = mfCGetBlock(sectorNo * 4 + i, data, flags);
2173 if (res) {
2174 PrintAndLog("Can't read block. %d error=%d", sectorNo * 4 + i, res);
2175 return 1;
2176 }
2177 PrintAndLog(" %3d | %s", sectorNo * 4 + i, sprint_hex(data, sizeof(data)));
2178 }
2179 return 0;
2180 }
2181
2182 int CmdHF14AMfCSave(const char *Cmd) {
2183
2184 FILE * f;
2185 char filename[FILE_PATH_SIZE];
2186 char * fnameptr = filename;
2187 uint8_t fillFromEmulator = 0;
2188 uint8_t buf[64];
2189 int i, j, len, flags;
2190
2191 memset(filename, 0, sizeof(filename));
2192 memset(buf, 0, sizeof(buf));
2193 char ctmp = param_getchar(Cmd, 0);
2194
2195 if ( ctmp == 'h' || ctmp == 'H' ) {
2196 PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`");
2197 PrintAndLog("or into emulator memory (option `e`)");
2198 PrintAndLog("Usage: hf mf esave [file name w/o `.eml`][e]");
2199 PrintAndLog(" sample: hf mf esave ");
2200 PrintAndLog(" hf mf esave filename");
2201 PrintAndLog(" hf mf esave e \n");
2202 return 0;
2203 }
2204 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
2205
2206 if (fillFromEmulator) {
2207 // put into emulator
2208 flags = MAGIC_INIT + MAGIC_WUPC;
2209 for (i = 0; i < 16 * 4; i++) {
2210 if (i == 1) flags = 0;
2211 if (i == 16 * 4 - 1) flags = MAGIC_HALT + MAGIC_OFF;
2212
2213 if (mfCGetBlock(i, buf, flags)) {
2214 PrintAndLog("Cant get block: %d", i);
2215 break;
2216 }
2217
2218 if (mfEmlSetMem(buf, i, 1)) {
2219 PrintAndLog("Cant set emul block: %d", i);
2220 return 3;
2221 }
2222 }
2223 return 0;
2224 } else {
2225 len = strlen(Cmd);
2226 if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;
2227
2228 // get filename based on UID
2229 if (len < 1) {
2230
2231 if (mfCGetBlock(0, buf, MAGIC_SINGLE)) {
2232 PrintAndLog("Cant get block: %d", 0);
2233 len = sprintf(fnameptr, "dump");
2234 fnameptr += len;
2235 } else {
2236 for (j = 0; j < 7; j++, fnameptr += 2)
2237 sprintf(fnameptr, "%02x", buf[j]);
2238 }
2239 } else {
2240 memcpy(filename, Cmd, len);
2241 fnameptr += len;
2242 }
2243
2244 // add .eml extension
2245 sprintf(fnameptr, ".eml");
2246
2247 // open file
2248 f = fopen(filename, "w+");
2249
2250 if (f == NULL) {
2251 PrintAndLog("File not found or locked.");
2252 return 1;
2253 }
2254
2255 // put hex
2256 flags = MAGIC_INIT + MAGIC_WUPC;
2257 for (i = 0; i < 16 * 4; i++) {
2258 if (i == 1) flags = 0;
2259 if (i == 16 * 4 - 1) flags = MAGIC_HALT + MAGIC_OFF;
2260
2261 if (mfCGetBlock(i, buf, flags)) {
2262 PrintAndLog("Cant get block: %d", i);
2263 break;
2264 }
2265 for (j = 0; j < 16; j++)
2266 fprintf(f, "%02x", buf[j]);
2267 fprintf(f,"\n");
2268 }
2269 fflush(f);
2270 fclose(f);
2271 PrintAndLog("Saved to file: %s", filename);
2272 return 0;
2273 }
2274 }
2275
2276 //needs nt, ar, at, Data to decrypt
2277 int CmdHf14MfDecryptBytes(const char *Cmd){
2278 uint8_t data[50];
2279 uint32_t nt = param_get32ex(Cmd,0,0,16);
2280 uint32_t ar_enc = param_get32ex(Cmd,1,0,16);
2281 uint32_t at_enc = param_get32ex(Cmd,2,0,16);
2282
2283 int len = 0;
2284 param_gethex_ex(Cmd, 3, data, &len);
2285
2286 len /= 2;
2287 int limit = sizeof(data) / 2;
2288
2289 if ( len >= limit )
2290 len = limit;
2291
2292 return tryDecryptWord( nt, ar_enc, at_enc, data, len);
2293 }
2294
2295 static command_t CommandTable[] = {
2296 {"help", CmdHelp, 1, "This help"},
2297 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
2298 {"rdbl", CmdHF14AMfRdBl, 0, "Read MIFARE classic block"},
2299 {"rdsc", CmdHF14AMfRdSc, 0, "Read MIFARE classic sector"},
2300 {"dump", CmdHF14AMfDump, 0, "Dump MIFARE classic tag to binary file"},
2301 {"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"},
2302 {"wrbl", CmdHF14AMfWrBl, 0, "Write MIFARE classic block"},
2303 {"chk", CmdHF14AMfChk, 0, "Test block keys"},
2304 {"mifare", CmdHF14AMifare, 0, "Read parity error messages."},
2305 {"nested", CmdHF14AMfNested, 0, "Test nested authentication"},
2306 {"hardnested", CmdHF14AMfNestedHard, 0, "Nested attack for hardened Mifare cards"},
2307 {"sniff", CmdHF14AMfSniff, 0, "Sniff card-reader communication"},
2308 {"sim", CmdHF14AMf1kSim, 0, "Simulate MIFARE card"},
2309 {"eclr", CmdHF14AMfEClear, 0, "Clear simulator memory block"},
2310 {"eget", CmdHF14AMfEGet, 0, "Get simulator memory block"},
2311 {"eset", CmdHF14AMfESet, 0, "Set simulator memory block"},
2312 {"eload", CmdHF14AMfELoad, 0, "Load from file emul dump"},
2313 {"esave", CmdHF14AMfESave, 0, "Save to file emul dump"},
2314 {"ecfill", CmdHF14AMfECFill, 0, "Fill simulator memory with help of keys from simulator"},
2315 {"ekeyprn", CmdHF14AMfEKeyPrn, 0, "Print keys from simulator memory"},
2316 {"csetuid", CmdHF14AMfCSetUID, 0, "Set UID for magic Chinese card"},
2317 {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block - Magic Chinese card"},
2318 {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block - Magic Chinese card"},
2319 {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector - Magic Chinese card"},
2320 {"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"},
2321 {"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"},
2322 {"decrypt", CmdHf14MfDecryptBytes, 1, "[nt] [ar_enc] [at_enc] [data] - to decrypt snoop or trace"},
2323 {NULL, NULL, 0, NULL}
2324 };
2325
2326 int CmdHFMF(const char *Cmd) {
2327 clearCommandBuffer();
2328 CmdsParse(CommandTable, Cmd);
2329 return 0;
2330 }
2331
2332 int CmdHelp(const char *Cmd) {
2333 CmdsHelp(CommandTable);
2334 return 0;
2335 }
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