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@PM3 master merges, Piwi fix for mfnested
[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 "nonce2key/nonce2key.h"
13
14 static int CmdHelp(const char *Cmd);
15
16 int CmdHF14AMifare(const char *Cmd)
17 {
18 uint32_t uid = 0;
19 uint32_t nt = 0, nr = 0;
20 uint64_t par_list = 0, ks_list = 0, r_key = 0;
21 int16_t isOK = 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 button 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];
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 switch (isOK) {
59 case -1 : PrintAndLog("Button pressed. Aborted.\n"); break;
60 case -2 : PrintAndLog("Card is not vulnerable to Darkside attack (doesn't send NACK on authentication requests).\n"); break;
61 case -3 : PrintAndLog("Card is not vulnerable to Darkside attack (its random number generator is not predictable).\n"); break;
62 default: ;
63 }
64 break;
65 }
66 }
67
68 printf("\n");
69
70 // error
71 if (isOK != 1) return 1;
72
73 // execute original function from util nonce2key
74 if (nonce2key(uid, nt, nr, par_list, ks_list, &r_key)) {
75 isOK = 2;
76 PrintAndLog("Key not found (lfsr_common_prefix list is null). Nt=%08x", nt);
77 PrintAndLog("Failing is expected to happen in 25%% of all cases. Trying again with a different reader nonce...");
78 c.arg[0] = false;
79 goto start;
80 } else {
81 isOK = 0;
82 printf("------------------------------------------------------------------\n");
83 PrintAndLog("Found valid key:%012"llx" \n", r_key);
84 }
85
86 PrintAndLog("");
87 return 0;
88 }
89
90 int CmdHF14AMfWrBl(const char *Cmd)
91 {
92 uint8_t blockNo = 0;
93 uint8_t keyType = 0;
94 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
95 uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
96
97 char cmdp = 0x00;
98
99 if (strlen(Cmd)<3) {
100 PrintAndLog("Usage: hf mf wrbl <block number> <key A/B> <key (12 hex symbols)> <block data (32 hex symbols)>");
101 PrintAndLog(" sample: hf mf wrbl 0 A FFFFFFFFFFFF 000102030405060708090A0B0C0D0E0F");
102 return 0;
103 }
104
105 blockNo = param_get8(Cmd, 0);
106 cmdp = param_getchar(Cmd, 1);
107 if (cmdp == 0x00) {
108 PrintAndLog("Key type must be A or B");
109 return 1;
110 }
111 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
112 if (param_gethex(Cmd, 2, key, 12)) {
113 PrintAndLog("Key must include 12 HEX symbols");
114 return 1;
115 }
116 if (param_gethex(Cmd, 3, bldata, 32)) {
117 PrintAndLog("Block data must include 32 HEX symbols");
118 return 1;
119 }
120 PrintAndLog("--block no:%d, key type:%c, key:%s", blockNo, keyType?'B':'A', sprint_hex(key, 6));
121 PrintAndLog("--data: %s", sprint_hex(bldata, 16));
122
123 UsbCommand c = {CMD_MIFARE_WRITEBL, {blockNo, keyType, 0}};
124 memcpy(c.d.asBytes, key, 6);
125 memcpy(c.d.asBytes + 10, bldata, 16);
126 SendCommand(&c);
127
128 UsbCommand resp;
129 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
130 uint8_t isOK = resp.arg[0] & 0xff;
131 PrintAndLog("isOk:%02x", isOK);
132 } else {
133 PrintAndLog("Command execute timeout");
134 }
135
136 return 0;
137 }
138
139 int CmdHF14AMfRdBl(const char *Cmd)
140 {
141 uint8_t blockNo = 0;
142 uint8_t keyType = 0;
143 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
144
145 char cmdp = 0x00;
146
147
148 if (strlen(Cmd)<3) {
149 PrintAndLog("Usage: hf mf rdbl <block number> <key A/B> <key (12 hex symbols)>");
150 PrintAndLog(" sample: hf mf rdbl 0 A FFFFFFFFFFFF ");
151 return 0;
152 }
153
154 blockNo = param_get8(Cmd, 0);
155 cmdp = param_getchar(Cmd, 1);
156 if (cmdp == 0x00) {
157 PrintAndLog("Key type must be A or B");
158 return 1;
159 }
160 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
161 if (param_gethex(Cmd, 2, key, 12)) {
162 PrintAndLog("Key must include 12 HEX symbols");
163 return 1;
164 }
165 PrintAndLog("--block no:%d, key type:%c, key:%s ", blockNo, keyType?'B':'A', sprint_hex(key, 6));
166
167 UsbCommand c = {CMD_MIFARE_READBL, {blockNo, keyType, 0}};
168 memcpy(c.d.asBytes, key, 6);
169 SendCommand(&c);
170
171 UsbCommand resp;
172 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
173 uint8_t isOK = resp.arg[0] & 0xff;
174 uint8_t *data = resp.d.asBytes;
175
176 if (isOK)
177 PrintAndLog("isOk:%02x data:%s", isOK, sprint_hex(data, 16));
178 else
179 PrintAndLog("isOk:%02x", isOK);
180 } else {
181 PrintAndLog("Command execute timeout");
182 }
183
184 return 0;
185 }
186
187 int CmdHF14AMfRdSc(const char *Cmd)
188 {
189 int i;
190 uint8_t sectorNo = 0;
191 uint8_t keyType = 0;
192 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
193 uint8_t isOK = 0;
194 uint8_t *data = NULL;
195 char cmdp = 0x00;
196
197 if (strlen(Cmd)<3) {
198 PrintAndLog("Usage: hf mf rdsc <sector number> <key A/B> <key (12 hex symbols)>");
199 PrintAndLog(" sample: hf mf rdsc 0 A FFFFFFFFFFFF ");
200 return 0;
201 }
202
203 sectorNo = param_get8(Cmd, 0);
204 if (sectorNo > 39) {
205 PrintAndLog("Sector number must be less than 40");
206 return 1;
207 }
208 cmdp = param_getchar(Cmd, 1);
209 if (cmdp != 'a' && cmdp != 'A' && cmdp != 'b' && cmdp != 'B') {
210 PrintAndLog("Key type must be A or B");
211 return 1;
212 }
213 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
214 if (param_gethex(Cmd, 2, key, 12)) {
215 PrintAndLog("Key must include 12 HEX symbols");
216 return 1;
217 }
218 PrintAndLog("--sector no:%d key type:%c key:%s ", sectorNo, keyType?'B':'A', sprint_hex(key, 6));
219
220 UsbCommand c = {CMD_MIFARE_READSC, {sectorNo, keyType, 0}};
221 memcpy(c.d.asBytes, key, 6);
222 SendCommand(&c);
223 PrintAndLog(" ");
224
225 UsbCommand resp;
226 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
227 isOK = resp.arg[0] & 0xff;
228 data = resp.d.asBytes;
229
230 PrintAndLog("isOk:%02x", isOK);
231 if (isOK) {
232 for (i = 0; i < (sectorNo<32?3:15); i++) {
233 PrintAndLog("data : %s", sprint_hex(data + i * 16, 16));
234 }
235 PrintAndLog("trailer: %s", sprint_hex(data + (sectorNo<32?3:15) * 16, 16));
236 }
237 } else {
238 PrintAndLog("Command execute timeout");
239 }
240
241 return 0;
242 }
243
244 uint8_t FirstBlockOfSector(uint8_t sectorNo)
245 {
246 if (sectorNo < 32) {
247 return sectorNo * 4;
248 } else {
249 return 32 * 4 + (sectorNo - 32) * 16;
250 }
251 }
252
253 uint8_t NumBlocksPerSector(uint8_t sectorNo)
254 {
255 if (sectorNo < 32) {
256 return 4;
257 } else {
258 return 16;
259 }
260 }
261
262 int CmdHF14AMfDump(const char *Cmd)
263 {
264 uint8_t sectorNo, blockNo;
265
266 uint8_t keyA[40][6];
267 uint8_t keyB[40][6];
268 uint8_t rights[40][4];
269 uint8_t carddata[256][16];
270 uint8_t numSectors = 16;
271
272 FILE *fin;
273 FILE *fout;
274
275 UsbCommand resp;
276
277 char cmdp = param_getchar(Cmd, 0);
278 switch (cmdp) {
279 case '0' : numSectors = 5; break;
280 case '1' :
281 case '\0': numSectors = 16; break;
282 case '2' : numSectors = 32; break;
283 case '4' : numSectors = 40; break;
284 default: numSectors = 16;
285 }
286
287 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
288 PrintAndLog("Usage: hf mf dump [card memory]");
289 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
290 PrintAndLog("");
291 PrintAndLog("Samples: hf mf dump");
292 PrintAndLog(" hf mf dump 4");
293 return 0;
294 }
295
296 if ((fin = fopen("dumpkeys.bin","rb")) == NULL) {
297 PrintAndLog("Could not find file dumpkeys.bin");
298 return 1;
299 }
300
301 // Read keys A from file
302 for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
303 if (fread( keyA[sectorNo], 1, 6, fin ) == 0) {
304 PrintAndLog("File reading error.");
305 fclose(fin);
306 return 2;
307 }
308 }
309
310 // Read keys B from file
311 for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
312 if (fread( keyB[sectorNo], 1, 6, fin ) == 0) {
313 PrintAndLog("File reading error.");
314 fclose(fin);
315 return 2;
316 }
317 }
318
319 fclose(fin);
320
321 PrintAndLog("|-----------------------------------------|");
322 PrintAndLog("|------ Reading sector access bits...-----|");
323 PrintAndLog("|-----------------------------------------|");
324
325 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
326 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 0, 0}};
327 memcpy(c.d.asBytes, keyA[sectorNo], 6);
328 SendCommand(&c);
329
330 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
331 uint8_t isOK = resp.arg[0] & 0xff;
332 uint8_t *data = resp.d.asBytes;
333 if (isOK){
334 rights[sectorNo][0] = ((data[7] & 0x10)>>2) | ((data[8] & 0x1)<<1) | ((data[8] & 0x10)>>4); // C1C2C3 for data area 0
335 rights[sectorNo][1] = ((data[7] & 0x20)>>3) | ((data[8] & 0x2)<<0) | ((data[8] & 0x20)>>5); // C1C2C3 for data area 1
336 rights[sectorNo][2] = ((data[7] & 0x40)>>4) | ((data[8] & 0x4)>>1) | ((data[8] & 0x40)>>6); // C1C2C3 for data area 2
337 rights[sectorNo][3] = ((data[7] & 0x80)>>5) | ((data[8] & 0x8)>>2) | ((data[8] & 0x80)>>7); // C1C2C3 for sector trailer
338 } else {
339 PrintAndLog("Could not get access rights for sector %2d. Trying with defaults...", sectorNo);
340 rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;
341 rights[sectorNo][3] = 0x01;
342 }
343 } else {
344 PrintAndLog("Command execute timeout when trying to read access rights for sector %2d. Trying with defaults...", sectorNo);
345 rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;
346 rights[sectorNo][3] = 0x01;
347 }
348 }
349
350 PrintAndLog("|-----------------------------------------|");
351 PrintAndLog("|----- Dumping all blocks to file... -----|");
352 PrintAndLog("|-----------------------------------------|");
353
354 bool isOK = true;
355 for (sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) {
356 for (blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
357 bool received = false;
358
359 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. At least the Access Conditions can always be read with key A.
360 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
361 memcpy(c.d.asBytes, keyA[sectorNo], 6);
362 SendCommand(&c);
363 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
364 } else { // data block. Check if it can be read with key A or key B
365 uint8_t data_area = sectorNo<32?blockNo:blockNo/5;
366 if ((rights[sectorNo][data_area] == 0x03) || (rights[sectorNo][data_area] == 0x05)) { // only key B would work
367 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 1, 0}};
368 memcpy(c.d.asBytes, keyB[sectorNo], 6);
369 SendCommand(&c);
370 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
371 } else if (rights[sectorNo][data_area] == 0x07) { // no key would work
372 isOK = false;
373 PrintAndLog("Access rights do not allow reading of sector %2d block %3d", sectorNo, blockNo);
374 } else { // key A would work
375 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
376 memcpy(c.d.asBytes, keyA[sectorNo], 6);
377 SendCommand(&c);
378 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
379 }
380 }
381
382 if (received) {
383 isOK = resp.arg[0] & 0xff;
384 uint8_t *data = resp.d.asBytes;
385 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. Fill in the keys.
386 data[0] = (keyA[sectorNo][0]);
387 data[1] = (keyA[sectorNo][1]);
388 data[2] = (keyA[sectorNo][2]);
389 data[3] = (keyA[sectorNo][3]);
390 data[4] = (keyA[sectorNo][4]);
391 data[5] = (keyA[sectorNo][5]);
392 data[10] = (keyB[sectorNo][0]);
393 data[11] = (keyB[sectorNo][1]);
394 data[12] = (keyB[sectorNo][2]);
395 data[13] = (keyB[sectorNo][3]);
396 data[14] = (keyB[sectorNo][4]);
397 data[15] = (keyB[sectorNo][5]);
398 }
399 if (isOK) {
400 memcpy(carddata[FirstBlockOfSector(sectorNo) + blockNo], data, 16);
401 PrintAndLog("Successfully read block %2d of sector %2d.", blockNo, sectorNo);
402 } else {
403 PrintAndLog("Could not read block %2d of sector %2d", blockNo, sectorNo);
404 break;
405 }
406 }
407 else {
408 isOK = false;
409 PrintAndLog("Command execute timeout when trying to read block %2d of sector %2d.", blockNo, sectorNo);
410 break;
411 }
412 }
413 }
414
415 if (isOK) {
416 if ((fout = fopen("dumpdata.bin","wb")) == NULL) {
417 PrintAndLog("Could not create file name dumpdata.bin");
418 return 1;
419 }
420 uint16_t numblocks = FirstBlockOfSector(numSectors - 1) + NumBlocksPerSector(numSectors - 1);
421 fwrite(carddata, 1, 16*numblocks, fout);
422 fclose(fout);
423 PrintAndLog("Dumped %d blocks (%d bytes) to file dumpdata.bin", numblocks, 16*numblocks);
424 }
425
426 return 0;
427 }
428
429 int CmdHF14AMfRestore(const char *Cmd)
430 {
431 uint8_t sectorNo,blockNo;
432 uint8_t keyType = 0;
433 uint8_t key[6] = {0xFF,0xFF,0xFF,0xFF,0xFF,0xFF};
434 uint8_t bldata[16] = {0x00};
435 uint8_t keyA[40][6];
436 uint8_t keyB[40][6];
437 uint8_t numSectors;
438
439 FILE *fdump;
440 FILE *fkeys;
441
442 char cmdp = param_getchar(Cmd, 0);
443 switch (cmdp) {
444 case '0' : numSectors = 5; break;
445 case '1' :
446 case '\0': numSectors = 16; break;
447 case '2' : numSectors = 32; break;
448 case '4' : numSectors = 40; break;
449 default: numSectors = 16;
450 }
451
452 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
453 PrintAndLog("Usage: hf mf restore [card memory]");
454 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
455 PrintAndLog("");
456 PrintAndLog("Samples: hf mf restore");
457 PrintAndLog(" hf mf restore 4");
458 return 0;
459 }
460
461 if ((fkeys = fopen("dumpkeys.bin","rb")) == NULL) {
462 PrintAndLog("Could not find file dumpkeys.bin");
463 return 1;
464 }
465
466 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
467 if (fread(keyA[sectorNo], 1, 6, fkeys) == 0) {
468 PrintAndLog("File reading error (dumpkeys.bin).");
469
470 fclose(fkeys);
471 return 2;
472 }
473 }
474
475 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
476 if (fread(keyB[sectorNo], 1, 6, fkeys) == 0) {
477 PrintAndLog("File reading error (dumpkeys.bin).");
478 fclose(fkeys);
479 return 2;
480 }
481 }
482
483 fclose(fkeys);
484
485 if ((fdump = fopen("dumpdata.bin","rb")) == NULL) {
486 PrintAndLog("Could not find file dumpdata.bin");
487 return 1;
488 }
489 PrintAndLog("Restoring dumpdata.bin to card");
490
491 for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
492 for(blockNo = 0; blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
493 UsbCommand c = {CMD_MIFARE_WRITEBL, {FirstBlockOfSector(sectorNo) + blockNo, keyType, 0}};
494 memcpy(c.d.asBytes, key, 6);
495
496 if (fread(bldata, 1, 16, fdump) == 0) {
497 PrintAndLog("File reading error (dumpdata.bin).");
498 fclose(fdump);
499 return 2;
500 }
501
502 if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer
503 bldata[0] = (keyA[sectorNo][0]);
504 bldata[1] = (keyA[sectorNo][1]);
505 bldata[2] = (keyA[sectorNo][2]);
506 bldata[3] = (keyA[sectorNo][3]);
507 bldata[4] = (keyA[sectorNo][4]);
508 bldata[5] = (keyA[sectorNo][5]);
509 bldata[10] = (keyB[sectorNo][0]);
510 bldata[11] = (keyB[sectorNo][1]);
511 bldata[12] = (keyB[sectorNo][2]);
512 bldata[13] = (keyB[sectorNo][3]);
513 bldata[14] = (keyB[sectorNo][4]);
514 bldata[15] = (keyB[sectorNo][5]);
515 }
516
517 PrintAndLog("Writing to block %3d: %s", FirstBlockOfSector(sectorNo) + blockNo, sprint_hex(bldata, 16));
518
519 memcpy(c.d.asBytes + 10, bldata, 16);
520 SendCommand(&c);
521
522 UsbCommand resp;
523 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
524 uint8_t isOK = resp.arg[0] & 0xff;
525 PrintAndLog("isOk:%02x", isOK);
526 } else {
527 PrintAndLog("Command execute timeout");
528 }
529 }
530 }
531
532 fclose(fdump);
533 return 0;
534 }
535
536 int CmdHF14AMfNested(const char *Cmd)
537 {
538 int i, j, res, iterations;
539 sector *e_sector = NULL;
540 uint8_t blockNo = 0;
541 uint8_t keyType = 0;
542 uint8_t trgBlockNo = 0;
543 uint8_t trgKeyType = 0;
544 uint8_t SectorsCnt = 0;
545 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
546 uint8_t keyBlock[14*6];
547 uint64_t key64 = 0;
548 bool transferToEml = false;
549
550 bool createDumpFile = false;
551 FILE *fkeys;
552 uint8_t standart[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
553 uint8_t tempkey[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
554
555 char cmdp, ctmp;
556
557 if (strlen(Cmd)<3) {
558 PrintAndLog("Usage:");
559 PrintAndLog(" all sectors: hf mf nested <card memory> <block number> <key A/B> <key (12 hex symbols)> [t,d]");
560 PrintAndLog(" one sector: hf mf nested o <block number> <key A/B> <key (12 hex symbols)>");
561 PrintAndLog(" <target block number> <target key A/B> [t]");
562 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
563 PrintAndLog("t - transfer keys into emulator memory");
564 PrintAndLog("d - write keys to binary file");
565 PrintAndLog(" ");
566 PrintAndLog(" sample1: hf mf nested 1 0 A FFFFFFFFFFFF ");
567 PrintAndLog(" sample2: hf mf nested 1 0 A FFFFFFFFFFFF t ");
568 PrintAndLog(" sample3: hf mf nested 1 0 A FFFFFFFFFFFF d ");
569 PrintAndLog(" sample4: hf mf nested o 0 A FFFFFFFFFFFF 4 A");
570 return 0;
571 }
572
573 cmdp = param_getchar(Cmd, 0);
574 blockNo = param_get8(Cmd, 1);
575 ctmp = param_getchar(Cmd, 2);
576
577 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
578 PrintAndLog("Key type must be A or B");
579 return 1;
580 }
581
582 if (ctmp != 'A' && ctmp != 'a')
583 keyType = 1;
584
585 if (param_gethex(Cmd, 3, key, 12)) {
586 PrintAndLog("Key must include 12 HEX symbols");
587 return 1;
588 }
589
590 if (cmdp == 'o' || cmdp == 'O') {
591 cmdp = 'o';
592 trgBlockNo = param_get8(Cmd, 4);
593 ctmp = param_getchar(Cmd, 5);
594 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
595 PrintAndLog("Target key type must be A or B");
596 return 1;
597 }
598 if (ctmp != 'A' && ctmp != 'a')
599 trgKeyType = 1;
600 } else {
601
602 switch (cmdp) {
603 case '0': SectorsCnt = 05; break;
604 case '1': SectorsCnt = 16; break;
605 case '2': SectorsCnt = 32; break;
606 case '4': SectorsCnt = 40; break;
607 default: SectorsCnt = 16;
608 }
609 }
610
611 ctmp = param_getchar(Cmd, 4);
612 if (ctmp == 't' || ctmp == 'T') transferToEml = true;
613 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = true;
614
615 ctmp = param_getchar(Cmd, 6);
616 transferToEml |= (ctmp == 't' || ctmp == 'T');
617 transferToEml |= (ctmp == 'd' || ctmp == 'D');
618
619 if (cmdp == 'o') {
620 PrintAndLog("--target block no:%3d, target key type:%c ", trgBlockNo, trgKeyType?'B':'A');
621 int16_t isOK = mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true);
622 if (isOK) {
623 switch (isOK) {
624 case -1 : PrintAndLog("Error: No response from Proxmark.\n"); break;
625 case -2 : PrintAndLog("Button pressed. Aborted.\n"); break;
626 case -3 : PrintAndLog("Tag isn't vulnerable to Nested Attack (random numbers are not predictable).\n"); break;
627 default : PrintAndLog("Unknown Error.\n");
628 }
629 return 2;
630 }
631 key64 = bytes_to_num(keyBlock, 6);
632 if (key64) {
633 PrintAndLog("Found valid key:%012"llx, key64);
634
635 // transfer key to the emulator
636 if (transferToEml) {
637 uint8_t sectortrailer;
638 if (trgBlockNo < 32*4) { // 4 block sector
639 sectortrailer = (trgBlockNo & 0x03) + 3;
640 } else { // 16 block sector
641 sectortrailer = (trgBlockNo & 0x0f) + 15;
642 }
643 mfEmlGetMem(keyBlock, sectortrailer, 1);
644
645 if (!trgKeyType)
646 num_to_bytes(key64, 6, keyBlock);
647 else
648 num_to_bytes(key64, 6, &keyBlock[10]);
649 mfEmlSetMem(keyBlock, sectortrailer, 1);
650 }
651 } else {
652 PrintAndLog("No valid key found");
653 }
654 }
655 else { // ------------------------------------ multiple sectors working
656 clock_t time1;
657 time1 = clock();
658
659 e_sector = calloc(SectorsCnt, sizeof(sector));
660 if (e_sector == NULL) return 1;
661
662 //test current key and additional standard keys first
663 memcpy(keyBlock, key, 6);
664 num_to_bytes(0xffffffffffff, 6, (uint8_t*)(keyBlock + 1 * 6));
665 num_to_bytes(0x000000000000, 6, (uint8_t*)(keyBlock + 2 * 6));
666 num_to_bytes(0xa0a1a2a3a4a5, 6, (uint8_t*)(keyBlock + 3 * 6));
667 num_to_bytes(0xb0b1b2b3b4b5, 6, (uint8_t*)(keyBlock + 4 * 6));
668 num_to_bytes(0xaabbccddeeff, 6, (uint8_t*)(keyBlock + 5 * 6));
669 num_to_bytes(0x4d3a99c351dd, 6, (uint8_t*)(keyBlock + 6 * 6));
670 num_to_bytes(0x1a982c7e459a, 6, (uint8_t*)(keyBlock + 7 * 6));
671 num_to_bytes(0xd3f7d3f7d3f7, 6, (uint8_t*)(keyBlock + 8 * 6));
672 num_to_bytes(0x714c5c886e97, 6, (uint8_t*)(keyBlock + 9 * 6));
673 num_to_bytes(0x587ee5f9350f, 6, (uint8_t*)(keyBlock + 10 * 6));
674 num_to_bytes(0xa0478cc39091, 6, (uint8_t*)(keyBlock + 11 * 6));
675 num_to_bytes(0x533cb6c723f6, 6, (uint8_t*)(keyBlock + 12 * 6));
676 num_to_bytes(0x8fd0a4f256e9, 6, (uint8_t*)(keyBlock + 13 * 6));
677
678 PrintAndLog("Testing known keys. Sector count=%d", SectorsCnt);
679 for (i = 0; i < SectorsCnt; i++) {
680 for (j = 0; j < 2; j++) {
681 if (e_sector[i].foundKey[j]) continue;
682
683 res = mfCheckKeys(FirstBlockOfSector(i), j, true, 6, keyBlock, &key64);
684
685 if (!res) {
686 e_sector[i].Key[j] = key64;
687 e_sector[i].foundKey[j] = 1;
688 }
689 }
690 }
691
692 // nested sectors
693 iterations = 0;
694 PrintAndLog("nested...");
695 bool calibrate = true;
696 for (i = 0; i < NESTED_SECTOR_RETRY; i++) {
697 for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
698 for (trgKeyType = 0; trgKeyType < 2; trgKeyType++) {
699 if (e_sector[sectorNo].foundKey[trgKeyType]) continue;
700 PrintAndLog("-----------------------------------------------");
701 int16_t isOK = mfnested(blockNo, keyType, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate);
702 if(isOK) {
703 switch (isOK) {
704 case -1 : PrintAndLog("Error: No response from Proxmark.\n"); break;
705 case -2 : PrintAndLog("Button pressed. Aborted.\n"); break;
706 case -3 : PrintAndLog("Tag isn't vulnerable to Nested Attack (random numbers are not predictable).\n"); break;
707 default : PrintAndLog("Unknown Error.\n");
708 }
709 free(e_sector);
710 return 2;
711 } else {
712 calibrate = false;
713 }
714
715 iterations++;
716
717 key64 = bytes_to_num(keyBlock, 6);
718 if (key64) {
719 PrintAndLog("Found valid key:%012"llx, key64);
720 e_sector[sectorNo].foundKey[trgKeyType] = 1;
721 e_sector[sectorNo].Key[trgKeyType] = key64;
722 }
723 }
724 }
725 }
726
727 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);
728
729 PrintAndLog("-----------------------------------------------\nIterations count: %d\n\n", iterations);
730 //print them
731 PrintAndLog("|---|----------------|---|----------------|---|");
732 PrintAndLog("|sec|key A |res|key B |res|");
733 PrintAndLog("|---|----------------|---|----------------|---|");
734 for (i = 0; i < SectorsCnt; i++) {
735 PrintAndLog("|%03d| %012"llx" | %d | %012"llx" | %d |", i,
736 e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]);
737 }
738 PrintAndLog("|---|----------------|---|----------------|---|");
739
740 // transfer them to the emulator
741 if (transferToEml) {
742 for (i = 0; i < SectorsCnt; i++) {
743 mfEmlGetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
744 if (e_sector[i].foundKey[0])
745 num_to_bytes(e_sector[i].Key[0], 6, keyBlock);
746 if (e_sector[i].foundKey[1])
747 num_to_bytes(e_sector[i].Key[1], 6, &keyBlock[10]);
748 mfEmlSetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
749 }
750 }
751
752 // Create dump file
753 if (createDumpFile) {
754 if ((fkeys = fopen("dumpkeys.bin","wb")) == NULL) {
755 PrintAndLog("Could not create file dumpkeys.bin");
756 free(e_sector);
757 return 1;
758 }
759 PrintAndLog("Printing keys to binary file dumpkeys.bin...");
760 for(i=0; i<SectorsCnt; i++) {
761 if (e_sector[i].foundKey[0]){
762 num_to_bytes(e_sector[i].Key[0], 6, tempkey);
763 fwrite ( tempkey, 1, 6, fkeys );
764 }
765 else{
766 fwrite ( &standart, 1, 6, fkeys );
767 }
768 }
769 for(i=0; i<SectorsCnt; i++) {
770 if (e_sector[i].foundKey[1]){
771 num_to_bytes(e_sector[i].Key[1], 6, tempkey);
772 fwrite ( tempkey, 1, 6, fkeys );
773 }
774 else{
775 fwrite ( &standart, 1, 6, fkeys );
776 }
777 }
778 fclose(fkeys);
779 }
780
781 free(e_sector);
782 }
783 return 0;
784 }
785
786 int CmdHF14AMfChk(const char *Cmd)
787 {
788 if (strlen(Cmd)<3) {
789 PrintAndLog("Usage: hf mf chk <block number>|<*card memory> <key type (A/B/?)> [t|d] [<key (12 hex symbols)>] [<dic (*.dic)>]");
790 PrintAndLog(" * - all sectors");
791 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
792 PrintAndLog("d - write keys to binary file");
793 PrintAndLog("t - write keys to emulator memory\n");
794 PrintAndLog(" sample: hf mf chk 0 A 1234567890ab keys.dic");
795 PrintAndLog(" hf mf chk *1 ? t");
796 PrintAndLog(" hf mf chk *1 ? d");
797 return 0;
798 }
799
800 FILE * f;
801 char filename[FILE_PATH_SIZE]={0};
802 char buf[13];
803 uint8_t *keyBlock = NULL, *p;
804 uint8_t stKeyBlock = 20;
805
806 int i, res;
807 int keycnt = 0;
808 char ctmp = 0x00;
809 uint8_t blockNo = 0;
810 uint8_t SectorsCnt = 1;
811 uint8_t keyType = 0;
812 uint64_t key64 = 0;
813
814 int transferToEml = 0;
815 int createDumpFile = 0;
816
817 keyBlock = calloc(stKeyBlock, 6);
818 if (keyBlock == NULL) return 1;
819
820 uint64_t defaultKeys[] =
821 {
822 0xffffffffffff, // Default key (first key used by program if no user defined key)
823 0x000000000000, // Blank key
824 0xa0a1a2a3a4a5, // NFCForum MAD key
825 0xb0b1b2b3b4b5,
826 0xaabbccddeeff,
827 0x4d3a99c351dd,
828 0x1a982c7e459a,
829 0xd3f7d3f7d3f7,
830 0x714c5c886e97,
831 0x587ee5f9350f,
832 0xa0478cc39091,
833 0x533cb6c723f6,
834 0x8fd0a4f256e9
835 };
836 int defaultKeysSize = sizeof(defaultKeys) / sizeof(uint64_t);
837
838 for (int defaultKeyCounter = 0; defaultKeyCounter < defaultKeysSize; defaultKeyCounter++)
839 {
840 num_to_bytes(defaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));
841 }
842
843 if (param_getchar(Cmd, 0)=='*') {
844 blockNo = 3;
845 switch(param_getchar(Cmd+1, 0)) {
846 case '0': SectorsCnt = 5; break;
847 case '1': SectorsCnt = 16; break;
848 case '2': SectorsCnt = 32; break;
849 case '4': SectorsCnt = 40; break;
850 default: SectorsCnt = 16;
851 }
852 }
853 else
854 blockNo = param_get8(Cmd, 0);
855
856 ctmp = param_getchar(Cmd, 1);
857 switch (ctmp) {
858 case 'a': case 'A':
859 keyType = !0;
860 break;
861 case 'b': case 'B':
862 keyType = !1;
863 break;
864 case '?':
865 keyType = 2;
866 break;
867 default:
868 PrintAndLog("Key type must be A , B or ?");
869 return 1;
870 };
871
872 ctmp = param_getchar(Cmd, 2);
873 if (ctmp == 't' || ctmp == 'T') transferToEml = 1;
874 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = 1;
875
876 for (i = transferToEml || createDumpFile; param_getchar(Cmd, 2 + i); i++) {
877 if (!param_gethex(Cmd, 2 + i, keyBlock + 6 * keycnt, 12)) {
878 if ( stKeyBlock - keycnt < 2) {
879 p = realloc(keyBlock, 6*(stKeyBlock+=10));
880 if (!p) {
881 PrintAndLog("Cannot allocate memory for Keys");
882 free(keyBlock);
883 return 2;
884 }
885 keyBlock = p;
886 }
887 PrintAndLog("chk key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
888 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
889 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
890 keycnt++;
891 } else {
892 // May be a dic file
893 if ( param_getstr(Cmd, 2 + i,filename) >= FILE_PATH_SIZE ) {
894 PrintAndLog("File name too long");
895 free(keyBlock);
896 return 2;
897 }
898
899 if ( (f = fopen( filename , "r")) ) {
900 while( fgets(buf, sizeof(buf), f) ){
901 if (strlen(buf) < 12 || buf[11] == '\n')
902 continue;
903
904 while (fgetc(f) != '\n' && !feof(f)) ; //goto next line
905
906 if( buf[0]=='#' ) continue; //The line start with # is comment, skip
907
908 if (!isxdigit(buf[0])){
909 PrintAndLog("File content error. '%s' must include 12 HEX symbols",buf);
910 continue;
911 }
912
913 buf[12] = 0;
914
915 if ( stKeyBlock - keycnt < 2) {
916 p = realloc(keyBlock, 6*(stKeyBlock+=10));
917 if (!p) {
918 PrintAndLog("Cannot allocate memory for defKeys");
919 free(keyBlock);
920 return 2;
921 }
922 keyBlock = p;
923 }
924 memset(keyBlock + 6 * keycnt, 0, 6);
925 num_to_bytes(strtoll(buf, NULL, 16), 6, keyBlock + 6*keycnt);
926 PrintAndLog("chk custom key[%2d] %012"llx, keycnt, bytes_to_num(keyBlock + 6*keycnt, 6));
927 keycnt++;
928 memset(buf, 0, sizeof(buf));
929 }
930 fclose(f);
931 } else {
932 PrintAndLog("File: %s: not found or locked.", filename);
933 free(keyBlock);
934 return 1;
935
936 }
937 }
938 }
939
940 if (keycnt == 0) {
941 PrintAndLog("No key specified, trying default keys");
942 for (;keycnt < defaultKeysSize; keycnt++)
943 PrintAndLog("chk default key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
944 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
945 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
946 }
947
948 // initialize storage for found keys
949 bool validKey[2][40];
950 uint8_t foundKey[2][40][6];
951 for (uint16_t t = 0; t < 2; t++) {
952 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
953 validKey[t][sectorNo] = false;
954 for (uint16_t i = 0; i < 6; i++) {
955 foundKey[t][sectorNo][i] = 0xff;
956 }
957 }
958 }
959
960 for ( int t = !keyType; t < 2; keyType==2?(t++):(t=2) ) {
961 int b=blockNo;
962 for (int i = 0; i < SectorsCnt; ++i) {
963 PrintAndLog("--sector:%2d, block:%3d, key type:%C, key count:%2d ", i, b, t?'B':'A', keycnt);
964 uint32_t max_keys = keycnt>USB_CMD_DATA_SIZE/6?USB_CMD_DATA_SIZE/6:keycnt;
965 for (uint32_t c = 0; c < keycnt; c+=max_keys) {
966 uint32_t size = keycnt-c>max_keys?max_keys:keycnt-c;
967 res = mfCheckKeys(b, t, true, size, &keyBlock[6*c], &key64);
968 if (res != 1) {
969 if (!res) {
970 PrintAndLog("Found valid key:[%012"llx"]",key64);
971 num_to_bytes(key64, 6, foundKey[t][i]);
972 validKey[t][i] = true;
973 }
974 } else {
975 PrintAndLog("Command execute timeout");
976 }
977 }
978 b<127?(b+=4):(b+=16);
979 }
980 }
981
982 if (transferToEml) {
983 uint8_t block[16];
984 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
985 if (validKey[0][sectorNo] || validKey[1][sectorNo]) {
986 mfEmlGetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
987 for (uint16_t t = 0; t < 2; t++) {
988 if (validKey[t][sectorNo]) {
989 memcpy(block + t*10, foundKey[t][sectorNo], 6);
990 }
991 }
992 mfEmlSetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
993 }
994 }
995 PrintAndLog("Found keys have been transferred to the emulator memory");
996 }
997
998 if (createDumpFile) {
999 FILE *fkeys = fopen("dumpkeys.bin","wb");
1000 if (fkeys == NULL) {
1001 PrintAndLog("Could not create file dumpkeys.bin");
1002 free(keyBlock);
1003 return 1;
1004 }
1005 for (uint16_t t = 0; t < 2; t++) {
1006 fwrite(foundKey[t], 1, 6*SectorsCnt, fkeys);
1007 }
1008 fclose(fkeys);
1009 PrintAndLog("Found keys have been dumped to file dumpkeys.bin. 0xffffffffffff has been inserted for unknown keys.");
1010 }
1011
1012 free(keyBlock);
1013 PrintAndLog("");
1014 return 0;
1015 }
1016
1017 int CmdHF14AMf1kSim(const char *Cmd)
1018 {
1019 uint8_t uid[7] = {0, 0, 0, 0, 0, 0, 0};
1020 uint8_t exitAfterNReads = 0;
1021 uint8_t flags = 0;
1022
1023 uint8_t cmdp = param_getchar(Cmd, 0);
1024
1025 clearCommandBuffer();
1026
1027 if (cmdp == 'h' || cmdp == 'H') {
1028 PrintAndLog("Usage: hf mf sim u <uid (8 hex symbols)> n <numreads> i x");
1029 PrintAndLog(" h this help");
1030 PrintAndLog(" u (Optional) UID. If not specified, the UID from emulator memory will be used");
1031 PrintAndLog(" n (Optional) Automatically exit simulation after <numreads> blocks have been read by reader. 0 = infinite");
1032 PrintAndLog(" i (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted");
1033 PrintAndLog(" x (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)");
1034 PrintAndLog("");
1035 PrintAndLog(" sample: hf mf sim u 0a0a0a0a ");
1036 return 0;
1037 }
1038 uint8_t pnr = 0;
1039 if (param_getchar(Cmd, pnr) == 'u') {
1040 if(param_gethex(Cmd, pnr+1, uid, 8) == 0)
1041 {
1042 flags |= FLAG_4B_UID_IN_DATA; // UID from packet
1043 } else if(param_gethex(Cmd,pnr+1,uid,14) == 0) {
1044 flags |= FLAG_7B_UID_IN_DATA;// UID from packet
1045 } else {
1046 PrintAndLog("UID, if specified, must include 8 or 14 HEX symbols");
1047 return 1;
1048 }
1049 pnr +=2;
1050 }
1051 if (param_getchar(Cmd, pnr) == 'n') {
1052 exitAfterNReads = param_get8(Cmd,pnr+1);
1053 pnr += 2;
1054 }
1055 if (param_getchar(Cmd, pnr) == 'i' ) {
1056 //Using a flag to signal interactiveness, least significant bit
1057 flags |= FLAG_INTERACTIVE;
1058 pnr++;
1059 }
1060
1061 if (param_getchar(Cmd, pnr) == 'x' ) {
1062 //Using a flag to signal interactiveness, least significant bit
1063 flags |= FLAG_NR_AR_ATTACK;
1064 }
1065 PrintAndLog(" uid:%s, numreads:%d, flags:%d (0x%02x) ",
1066 flags & FLAG_4B_UID_IN_DATA ? sprint_hex(uid,4):
1067 flags & FLAG_7B_UID_IN_DATA ? sprint_hex(uid,7): "N/A"
1068 , exitAfterNReads, flags,flags);
1069
1070
1071 UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}};
1072 memcpy(c.d.asBytes, uid, sizeof(uid));
1073 SendCommand(&c);
1074
1075 if(flags & FLAG_INTERACTIVE)
1076 {
1077 PrintAndLog("Press pm3-button to abort simulation");
1078
1079 uint8_t data[40];
1080 uint8_t key[6];
1081
1082 UsbCommand resp;
1083 while(!ukbhit() ){
1084 if ( WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1085 if ( (resp.arg[0] & 0xffff) == CMD_SIMULATE_MIFARE_CARD ){
1086 memset(data, 0x00, sizeof(data));
1087 memset(key, 0x00, sizeof(key));
1088 int len = (resp.arg[1] > sizeof(data)) ? sizeof(data) : resp.arg[1];
1089
1090 memcpy(data, resp.d.asBytes, len);
1091
1092 uint64_t corr_uid = 0;
1093 if ( memcmp(data, "\x00\x00\x00\x00", 4) == 0 ) {
1094 corr_uid = (data[3] << 24) | (data[2] << 16) | (data[1] << 8) | data[0];
1095 }
1096 else {
1097 corr_uid |= (uint64_t)data[2] << 48;
1098 corr_uid |= (uint64_t)data[1] << 40;
1099 corr_uid |= (uint64_t)data[0] << 32;
1100 corr_uid |= data[7] << 24;
1101 corr_uid |= data[6] << 16;
1102 corr_uid |= data[5] << 8;
1103 corr_uid |= data[4];
1104 }
1105 tryMfk32(corr_uid, data, key);
1106 //tryMfk64(corr_uid, data, key);
1107 PrintAndLog("--");
1108 }
1109 }
1110 }
1111 }
1112 return 0;
1113 }
1114
1115 int CmdHF14AMfDbg(const char *Cmd)
1116 {
1117 int dbgMode = param_get32ex(Cmd, 0, 0, 10);
1118 if (dbgMode > 4) {
1119 PrintAndLog("Max debug mode parameter is 4 \n");
1120 }
1121
1122 if (strlen(Cmd) < 1 || !param_getchar(Cmd, 0) || dbgMode > 4) {
1123 PrintAndLog("Usage: hf mf dbg <debug level>");
1124 PrintAndLog(" 0 - no debug messages");
1125 PrintAndLog(" 1 - error messages");
1126 PrintAndLog(" 2 - plus information messages");
1127 PrintAndLog(" 3 - plus debug messages");
1128 PrintAndLog(" 4 - print even debug messages in timing critical functions");
1129 PrintAndLog(" Note: this option therefore may cause malfunction itself");
1130 return 0;
1131 }
1132
1133 UsbCommand c = {CMD_MIFARE_SET_DBGMODE, {dbgMode, 0, 0}};
1134 SendCommand(&c);
1135
1136 return 0;
1137 }
1138
1139 int CmdHF14AMfEGet(const char *Cmd)
1140 {
1141 uint8_t blockNo = 0;
1142 uint8_t data[16] = {0x00};
1143
1144 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1145 PrintAndLog("Usage: hf mf eget <block number>");
1146 PrintAndLog(" sample: hf mf eget 0 ");
1147 return 0;
1148 }
1149
1150 blockNo = param_get8(Cmd, 0);
1151
1152 PrintAndLog(" ");
1153 if (!mfEmlGetMem(data, blockNo, 1)) {
1154 PrintAndLog("data[%3d]:%s", blockNo, sprint_hex(data, 16));
1155 } else {
1156 PrintAndLog("Command execute timeout");
1157 }
1158
1159 return 0;
1160 }
1161
1162 int CmdHF14AMfEClear(const char *Cmd)
1163 {
1164 if (param_getchar(Cmd, 0) == 'h') {
1165 PrintAndLog("Usage: hf mf eclr");
1166 PrintAndLog("It set card emulator memory to empty data blocks and key A/B FFFFFFFFFFFF \n");
1167 return 0;
1168 }
1169
1170 UsbCommand c = {CMD_MIFARE_EML_MEMCLR, {0, 0, 0}};
1171 SendCommand(&c);
1172 return 0;
1173 }
1174
1175
1176 int CmdHF14AMfESet(const char *Cmd)
1177 {
1178 uint8_t memBlock[16];
1179 uint8_t blockNo = 0;
1180
1181 memset(memBlock, 0x00, sizeof(memBlock));
1182
1183 if (strlen(Cmd) < 3 || param_getchar(Cmd, 0) == 'h') {
1184 PrintAndLog("Usage: hf mf eset <block number> <block data (32 hex symbols)>");
1185 PrintAndLog(" sample: hf mf eset 1 000102030405060708090a0b0c0d0e0f ");
1186 return 0;
1187 }
1188
1189 blockNo = param_get8(Cmd, 0);
1190
1191 if (param_gethex(Cmd, 1, memBlock, 32)) {
1192 PrintAndLog("block data must include 32 HEX symbols");
1193 return 1;
1194 }
1195
1196 // 1 - blocks count
1197 UsbCommand c = {CMD_MIFARE_EML_MEMSET, {blockNo, 1, 0}};
1198 memcpy(c.d.asBytes, memBlock, 16);
1199 SendCommand(&c);
1200 return 0;
1201 }
1202
1203
1204 int CmdHF14AMfELoad(const char *Cmd)
1205 {
1206 FILE * f;
1207 char filename[FILE_PATH_SIZE];
1208 char *fnameptr = filename;
1209 char buf[64] = {0x00};
1210 uint8_t buf8[64] = {0x00};
1211 int i, len, blockNum, numBlocks;
1212 int nameParamNo = 1;
1213
1214 char ctmp = param_getchar(Cmd, 0);
1215
1216 if ( ctmp == 'h' || ctmp == 0x00) {
1217 PrintAndLog("It loads emul dump from the file `filename.eml`");
1218 PrintAndLog("Usage: hf mf eload [card memory] <file name w/o `.eml`>");
1219 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1220 PrintAndLog("");
1221 PrintAndLog(" sample: hf mf eload filename");
1222 PrintAndLog(" hf mf eload 4 filename");
1223 return 0;
1224 }
1225
1226 switch (ctmp) {
1227 case '0' : numBlocks = 5*4; break;
1228 case '1' :
1229 case '\0': numBlocks = 16*4; break;
1230 case '2' : numBlocks = 32*4; break;
1231 case '4' : numBlocks = 256; break;
1232 default: {
1233 numBlocks = 16*4;
1234 nameParamNo = 0;
1235 }
1236 }
1237
1238 len = param_getstr(Cmd,nameParamNo,filename);
1239
1240 if (len > FILE_PATH_SIZE - 4) len = FILE_PATH_SIZE - 4;
1241
1242 fnameptr += len;
1243
1244 sprintf(fnameptr, ".eml");
1245
1246 // open file
1247 f = fopen(filename, "r");
1248 if (f == NULL) {
1249 PrintAndLog("File %s not found or locked", filename);
1250 return 1;
1251 }
1252
1253 blockNum = 0;
1254 while(!feof(f)){
1255 memset(buf, 0, sizeof(buf));
1256
1257 if (fgets(buf, sizeof(buf), f) == NULL) {
1258
1259 if (blockNum >= numBlocks) break;
1260
1261 PrintAndLog("File reading error.");
1262 fclose(f);
1263 return 2;
1264 }
1265
1266 if (strlen(buf) < 32){
1267 if(strlen(buf) && feof(f))
1268 break;
1269 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1270 fclose(f);
1271 return 2;
1272 }
1273
1274 for (i = 0; i < 32; i += 2) {
1275 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1276 }
1277
1278 if (mfEmlSetMem(buf8, blockNum, 1)) {
1279 PrintAndLog("Cant set emul block: %3d", blockNum);
1280 fclose(f);
1281 return 3;
1282 }
1283 printf(".");
1284 blockNum++;
1285
1286 if (blockNum >= numBlocks) break;
1287 }
1288 fclose(f);
1289 printf("\n");
1290
1291 if ((blockNum != numBlocks)) {
1292 PrintAndLog("File content error. Got %d must be %d blocks.",blockNum, numBlocks);
1293 return 4;
1294 }
1295 PrintAndLog("Loaded %d blocks from file: %s", blockNum, filename);
1296 return 0;
1297 }
1298
1299
1300 int CmdHF14AMfESave(const char *Cmd)
1301 {
1302 FILE * f;
1303 char filename[FILE_PATH_SIZE];
1304 char * fnameptr = filename;
1305 uint8_t buf[64];
1306 int i, j, len, numBlocks;
1307 int nameParamNo = 1;
1308
1309 memset(filename, 0, sizeof(filename));
1310 memset(buf, 0, sizeof(buf));
1311
1312 char ctmp = param_getchar(Cmd, 0);
1313
1314 if ( ctmp == 'h' || ctmp == 'H') {
1315 PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`");
1316 PrintAndLog(" Usage: hf mf esave [card memory] [file name w/o `.eml`]");
1317 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1318 PrintAndLog("");
1319 PrintAndLog(" sample: hf mf esave ");
1320 PrintAndLog(" hf mf esave 4");
1321 PrintAndLog(" hf mf esave 4 filename");
1322 return 0;
1323 }
1324
1325 switch (ctmp) {
1326 case '0' : numBlocks = 5*4; break;
1327 case '1' :
1328 case '\0': numBlocks = 16*4; break;
1329 case '2' : numBlocks = 32*4; break;
1330 case '4' : numBlocks = 256; break;
1331 default: {
1332 numBlocks = 16*4;
1333 nameParamNo = 0;
1334 }
1335 }
1336
1337 len = param_getstr(Cmd,nameParamNo,filename);
1338
1339 if (len > FILE_PATH_SIZE - 4) len = FILE_PATH_SIZE - 4;
1340
1341 // user supplied filename?
1342 if (len < 1) {
1343 // get filename (UID from memory)
1344 if (mfEmlGetMem(buf, 0, 1)) {
1345 PrintAndLog("Can\'t get UID from block: %d", 0);
1346 len = sprintf(fnameptr, "dump");
1347 fnameptr += len;
1348 }
1349 else {
1350 for (j = 0; j < 7; j++, fnameptr += 2)
1351 sprintf(fnameptr, "%02X", buf[j]);
1352 }
1353 } else {
1354 fnameptr += len;
1355 }
1356
1357 // add file extension
1358 sprintf(fnameptr, ".eml");
1359
1360 // open file
1361 f = fopen(filename, "w+");
1362
1363 if ( !f ) {
1364 PrintAndLog("Can't open file %s ", filename);
1365 return 1;
1366 }
1367
1368 // put hex
1369 for (i = 0; i < numBlocks; i++) {
1370 if (mfEmlGetMem(buf, i, 1)) {
1371 PrintAndLog("Cant get block: %d", i);
1372 break;
1373 }
1374 for (j = 0; j < 16; j++)
1375 fprintf(f, "%02X", buf[j]);
1376 fprintf(f,"\n");
1377 }
1378 fclose(f);
1379
1380 PrintAndLog("Saved %d blocks to file: %s", numBlocks, filename);
1381
1382 return 0;
1383 }
1384
1385
1386 int CmdHF14AMfECFill(const char *Cmd)
1387 {
1388 uint8_t keyType = 0;
1389 uint8_t numSectors = 16;
1390
1391 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1392 PrintAndLog("Usage: hf mf ecfill <key A/B> [card memory]");
1393 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1394 PrintAndLog("");
1395 PrintAndLog("samples: hf mf ecfill A");
1396 PrintAndLog(" hf mf ecfill A 4");
1397 PrintAndLog("Read card and transfer its data to emulator memory.");
1398 PrintAndLog("Keys must be laid in the emulator memory. \n");
1399 return 0;
1400 }
1401
1402 char ctmp = param_getchar(Cmd, 0);
1403 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
1404 PrintAndLog("Key type must be A or B");
1405 return 1;
1406 }
1407 if (ctmp != 'A' && ctmp != 'a') keyType = 1;
1408
1409 ctmp = param_getchar(Cmd, 1);
1410 switch (ctmp) {
1411 case '0' : numSectors = 5; break;
1412 case '1' :
1413 case '\0': numSectors = 16; break;
1414 case '2' : numSectors = 32; break;
1415 case '4' : numSectors = 40; break;
1416 default: numSectors = 16;
1417 }
1418
1419 printf("--params: numSectors: %d, keyType:%d", numSectors, keyType);
1420 UsbCommand c = {CMD_MIFARE_EML_CARDLOAD, {numSectors, keyType, 0}};
1421 SendCommand(&c);
1422 return 0;
1423 }
1424
1425
1426 int CmdHF14AMfEKeyPrn(const char *Cmd)
1427 {
1428 int i;
1429 uint8_t numSectors;
1430 uint8_t data[16];
1431 uint64_t keyA, keyB;
1432
1433 if (param_getchar(Cmd, 0) == 'h') {
1434 PrintAndLog("It prints the keys loaded in the emulator memory");
1435 PrintAndLog("Usage: hf mf ekeyprn [card memory]");
1436 PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1437 PrintAndLog("");
1438 PrintAndLog(" sample: hf mf ekeyprn 1");
1439 return 0;
1440 }
1441
1442 char cmdp = param_getchar(Cmd, 0);
1443
1444 switch (cmdp) {
1445 case '0' : numSectors = 5; break;
1446 case '1' :
1447 case '\0': numSectors = 16; break;
1448 case '2' : numSectors = 32; break;
1449 case '4' : numSectors = 40; break;
1450 default: numSectors = 16;
1451 }
1452
1453 PrintAndLog("|---|----------------|----------------|");
1454 PrintAndLog("|sec|key A |key B |");
1455 PrintAndLog("|---|----------------|----------------|");
1456 for (i = 0; i < numSectors; i++) {
1457 if (mfEmlGetMem(data, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1)) {
1458 PrintAndLog("error get block %d", FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1);
1459 break;
1460 }
1461 keyA = bytes_to_num(data, 6);
1462 keyB = bytes_to_num(data + 10, 6);
1463 PrintAndLog("|%03d| %012"llx" | %012"llx" |", i, keyA, keyB);
1464 }
1465 PrintAndLog("|---|----------------|----------------|");
1466
1467 return 0;
1468 }
1469
1470
1471 int CmdHF14AMfCSetUID(const char *Cmd)
1472 {
1473 uint8_t wipeCard = 0;
1474 uint8_t uid[8] = {0x00};
1475 uint8_t oldUid[8] = {0x00};
1476 uint8_t atqa[2] = {0x00};
1477 uint8_t sak[1] = {0x00};
1478 uint8_t atqaPresent = 1;
1479 int res;
1480 char ctmp;
1481 int argi=0;
1482
1483 if (strlen(Cmd) < 1 || param_getchar(Cmd, argi) == 'h') {
1484 PrintAndLog("Usage: hf mf csetuid <UID 8 hex symbols> [ATQA 4 hex symbols SAK 2 hex symbols] [w]");
1485 PrintAndLog("sample: hf mf csetuid 01020304");
1486 PrintAndLog("sample: hf mf csetuid 01020304 0004 08 w");
1487 PrintAndLog("Set UID, ATQA, and SAK for magic Chinese card (only works with such cards)");
1488 PrintAndLog("If you also want to wipe the card then add 'w' at the end of the command line.");
1489 return 0;
1490 }
1491
1492 if (param_getchar(Cmd, argi) && param_gethex(Cmd, argi, uid, 8)) {
1493 PrintAndLog("UID must include 8 HEX symbols");
1494 return 1;
1495 }
1496 argi++;
1497
1498 ctmp = param_getchar(Cmd, argi);
1499 if (ctmp == 'w' || ctmp == 'W') {
1500 wipeCard = 1;
1501 atqaPresent = 0;
1502 }
1503
1504 if (atqaPresent) {
1505 if (param_getchar(Cmd, argi)) {
1506 if (param_gethex(Cmd, argi, atqa, 4)) {
1507 PrintAndLog("ATQA must include 4 HEX symbols");
1508 return 1;
1509 }
1510 argi++;
1511 if (!param_getchar(Cmd, argi) || param_gethex(Cmd, argi, sak, 2)) {
1512 PrintAndLog("SAK must include 2 HEX symbols");
1513 return 1;
1514 }
1515 argi++;
1516 } else
1517 atqaPresent = 0;
1518 }
1519
1520 if(!wipeCard) {
1521 ctmp = param_getchar(Cmd, argi);
1522 if (ctmp == 'w' || ctmp == 'W') {
1523 wipeCard = 1;
1524 }
1525 }
1526
1527 PrintAndLog("--wipe card:%s uid:%s", (wipeCard)?"YES":"NO", sprint_hex(uid, 4));
1528
1529 res = mfCSetUID(uid, (atqaPresent)?atqa:NULL, (atqaPresent)?sak:NULL, oldUid, wipeCard);
1530 if (res) {
1531 PrintAndLog("Can't set UID. error=%d", res);
1532 return 1;
1533 }
1534
1535 PrintAndLog("old UID:%s", sprint_hex(oldUid, 4));
1536 PrintAndLog("new UID:%s", sprint_hex(uid, 4));
1537 return 0;
1538 }
1539
1540 int CmdHF14AMfCSetBlk(const char *Cmd)
1541 {
1542 uint8_t memBlock[16] = {0x00};
1543 uint8_t blockNo = 0;
1544 bool wipeCard = FALSE;
1545 int res;
1546
1547 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1548 PrintAndLog("Usage: hf mf csetblk <block number> <block data (32 hex symbols)> [w]");
1549 PrintAndLog("sample: hf mf csetblk 1 01020304050607080910111213141516");
1550 PrintAndLog("Set block data for magic Chinese card (only works with such cards)");
1551 PrintAndLog("If you also want wipe the card then add 'w' at the end of the command line");
1552 return 0;
1553 }
1554
1555 blockNo = param_get8(Cmd, 0);
1556
1557 if (param_gethex(Cmd, 1, memBlock, 32)) {
1558 PrintAndLog("block data must include 32 HEX symbols");
1559 return 1;
1560 }
1561
1562 char ctmp = param_getchar(Cmd, 2);
1563 wipeCard = (ctmp == 'w' || ctmp == 'W');
1564 PrintAndLog("--block number:%2d data:%s", blockNo, sprint_hex(memBlock, 16));
1565
1566 res = mfCSetBlock(blockNo, memBlock, NULL, wipeCard, CSETBLOCK_SINGLE_OPER);
1567 if (res) {
1568 PrintAndLog("Can't write block. error=%d", res);
1569 return 1;
1570 }
1571 return 0;
1572 }
1573
1574
1575 int CmdHF14AMfCLoad(const char *Cmd)
1576 {
1577 FILE * f;
1578 char filename[FILE_PATH_SIZE] = {0x00};
1579 char * fnameptr = filename;
1580 char buf[64] = {0x00};
1581 uint8_t buf8[64] = {0x00};
1582 uint8_t fillFromEmulator = 0;
1583 int i, len, blockNum, flags=0;
1584
1585 if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
1586 PrintAndLog("It loads magic Chinese card from the file `filename.eml`");
1587 PrintAndLog("or from emulator memory (option `e`)");
1588 PrintAndLog("Usage: hf mf cload <file name w/o `.eml`>");
1589 PrintAndLog(" or: hf mf cload e ");
1590 PrintAndLog(" sample: hf mf cload filename");
1591 return 0;
1592 }
1593
1594 char ctmp = param_getchar(Cmd, 0);
1595 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1596
1597 if (fillFromEmulator) {
1598 for (blockNum = 0; blockNum < 16 * 4; blockNum += 1) {
1599 if (mfEmlGetMem(buf8, blockNum, 1)) {
1600 PrintAndLog("Cant get block: %d", blockNum);
1601 return 2;
1602 }
1603 if (blockNum == 0) flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC; // switch on field and send magic sequence
1604 if (blockNum == 1) flags = 0; // just write
1605 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD; // Done. Magic Halt and switch off field.
1606
1607 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1608 PrintAndLog("Cant set magic card block: %d", blockNum);
1609 return 3;
1610 }
1611 }
1612 return 0;
1613 } else {
1614 len = strlen(Cmd);
1615 if (len > FILE_PATH_SIZE - 4) len = FILE_PATH_SIZE - 4;
1616
1617 memcpy(filename, Cmd, len);
1618 fnameptr += len;
1619
1620 sprintf(fnameptr, ".eml");
1621
1622 // open file
1623 f = fopen(filename, "r");
1624 if (f == NULL) {
1625 PrintAndLog("File not found or locked.");
1626 return 1;
1627 }
1628
1629 blockNum = 0;
1630 while(!feof(f)){
1631
1632 memset(buf, 0, sizeof(buf));
1633
1634 if (fgets(buf, sizeof(buf), f) == NULL) {
1635 fclose(f);
1636 PrintAndLog("File reading error.");
1637 return 2;
1638 }
1639
1640 if (strlen(buf) < 32) {
1641 if(strlen(buf) && feof(f))
1642 break;
1643 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1644 fclose(f);
1645 return 2;
1646 }
1647 for (i = 0; i < 32; i += 2)
1648 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1649
1650 if (blockNum == 0) flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC; // switch on field and send magic sequence
1651 if (blockNum == 1) flags = 0; // just write
1652 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD; // Done. Switch off field.
1653
1654 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1655 PrintAndLog("Can't set magic card block: %d", blockNum);
1656 return 3;
1657 }
1658 blockNum++;
1659
1660 if (blockNum >= 16 * 4) break; // magic card type - mifare 1K
1661 }
1662 fclose(f);
1663
1664 if (blockNum != 16 * 4 && blockNum != 32 * 4 + 8 * 16){
1665 PrintAndLog("File content error. There must be 64 blocks");
1666 return 4;
1667 }
1668 PrintAndLog("Loaded from file: %s", filename);
1669 return 0;
1670 }
1671 return 0;
1672 }
1673
1674 int CmdHF14AMfCGetBlk(const char *Cmd) {
1675 uint8_t memBlock[16];
1676 uint8_t blockNo = 0;
1677 int res;
1678 memset(memBlock, 0x00, sizeof(memBlock));
1679
1680 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1681 PrintAndLog("Usage: hf mf cgetblk <block number>");
1682 PrintAndLog("sample: hf mf cgetblk 1");
1683 PrintAndLog("Get block data from magic Chinese card (only works with such cards)\n");
1684 return 0;
1685 }
1686
1687 blockNo = param_get8(Cmd, 0);
1688
1689 PrintAndLog("--block number:%2d ", blockNo);
1690
1691 res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER);
1692 if (res) {
1693 PrintAndLog("Can't read block. error=%d", res);
1694 return 1;
1695 }
1696
1697 PrintAndLog("block data:%s", sprint_hex(memBlock, 16));
1698 return 0;
1699 }
1700
1701
1702 int CmdHF14AMfCGetSc(const char *Cmd) {
1703 uint8_t memBlock[16] = {0x00};
1704 uint8_t sectorNo = 0;
1705 int i, res, flags;
1706
1707 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1708 PrintAndLog("Usage: hf mf cgetsc <sector number>");
1709 PrintAndLog("sample: hf mf cgetsc 0");
1710 PrintAndLog("Get sector data from magic Chinese card (only works with such cards)\n");
1711 return 0;
1712 }
1713
1714 sectorNo = param_get8(Cmd, 0);
1715 if (sectorNo > 15) {
1716 PrintAndLog("Sector number must be in [0..15] as in MIFARE classic.");
1717 return 1;
1718 }
1719
1720 PrintAndLog("--sector number:%d ", sectorNo);
1721
1722 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1723 for (i = 0; i < 4; i++) {
1724 if (i == 1) flags = 0;
1725 if (i == 3) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1726
1727 res = mfCGetBlock(sectorNo * 4 + i, memBlock, flags);
1728 if (res) {
1729 PrintAndLog("Can't read block. %d error=%d", sectorNo * 4 + i, res);
1730 return 1;
1731 }
1732
1733 PrintAndLog("block %3d data:%s", sectorNo * 4 + i, sprint_hex(memBlock, 16));
1734 }
1735 return 0;
1736 }
1737
1738
1739 int CmdHF14AMfCSave(const char *Cmd) {
1740
1741 FILE * f;
1742 char filename[FILE_PATH_SIZE] = {0x00};
1743 char * fnameptr = filename;
1744 uint8_t fillFromEmulator = 0;
1745 uint8_t buf[64] = {0x00};
1746 int i, j, len, flags;
1747
1748 // memset(filename, 0, sizeof(filename));
1749 // memset(buf, 0, sizeof(buf));
1750
1751 if (param_getchar(Cmd, 0) == 'h') {
1752 PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`");
1753 PrintAndLog("or into emulator memory (option `e`)");
1754 PrintAndLog("Usage: hf mf esave [file name w/o `.eml`][e]");
1755 PrintAndLog(" sample: hf mf esave ");
1756 PrintAndLog(" hf mf esave filename");
1757 PrintAndLog(" hf mf esave e \n");
1758 return 0;
1759 }
1760
1761 char ctmp = param_getchar(Cmd, 0);
1762 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1763
1764 if (fillFromEmulator) {
1765 // put into emulator
1766 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1767 for (i = 0; i < 16 * 4; i++) {
1768 if (i == 1) flags = 0;
1769 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1770
1771 if (mfCGetBlock(i, buf, flags)) {
1772 PrintAndLog("Cant get block: %d", i);
1773 break;
1774 }
1775
1776 if (mfEmlSetMem(buf, i, 1)) {
1777 PrintAndLog("Cant set emul block: %d", i);
1778 return 3;
1779 }
1780 }
1781 return 0;
1782 } else {
1783 len = strlen(Cmd);
1784 if (len > FILE_PATH_SIZE - 4) len = FILE_PATH_SIZE - 4;
1785
1786 if (len < 1) {
1787 // get filename
1788 if (mfCGetBlock(0, buf, CSETBLOCK_SINGLE_OPER)) {
1789 PrintAndLog("Cant get block: %d", 0);
1790 len = sprintf(fnameptr, "dump");
1791 fnameptr += len;
1792 } else {
1793 for (j = 0; j < 7; j++, fnameptr += 2)
1794 sprintf(fnameptr, "%02x", buf[j]);
1795 }
1796 } else {
1797 memcpy(filename, Cmd, len);
1798 fnameptr += len;
1799 }
1800
1801 sprintf(fnameptr, ".eml");
1802
1803 // open file
1804 f = fopen(filename, "w+");
1805
1806 if (f == NULL) {
1807 PrintAndLog("File not found or locked.");
1808 return 1;
1809 }
1810
1811 // put hex
1812 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1813 for (i = 0; i < 16 * 4; i++) {
1814 if (i == 1) flags = 0;
1815 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1816
1817 if (mfCGetBlock(i, buf, flags)) {
1818 PrintAndLog("Cant get block: %d", i);
1819 break;
1820 }
1821 for (j = 0; j < 16; j++)
1822 fprintf(f, "%02x", buf[j]);
1823 fprintf(f,"\n");
1824 }
1825 fclose(f);
1826
1827 PrintAndLog("Saved to file: %s", filename);
1828
1829 return 0;
1830 }
1831 }
1832
1833
1834 int CmdHF14AMfSniff(const char *Cmd){
1835
1836 bool wantLogToFile = 0;
1837 bool wantDecrypt = 0;
1838 //bool wantSaveToEml = 0; TODO
1839 bool wantSaveToEmlFile = 0;
1840
1841 //var
1842 int res = 0;
1843 int len = 0;
1844 int blockLen = 0;
1845 int pckNum = 0;
1846 int num = 0;
1847 uint8_t uid[7];
1848 uint8_t uid_len;
1849 uint8_t atqa[2] = {0x00};
1850 uint8_t sak;
1851 bool isTag;
1852 uint8_t *buf = NULL;
1853 uint16_t bufsize = 0;
1854 uint8_t *bufPtr = NULL;
1855
1856 char ctmp = param_getchar(Cmd, 0);
1857 if ( ctmp == 'h' || ctmp == 'H' ) {
1858 PrintAndLog("It continuously gets data from the field and saves it to: log, emulator, emulator file.");
1859 PrintAndLog("You can specify:");
1860 PrintAndLog(" l - save encrypted sequence to logfile `uid.log`");
1861 PrintAndLog(" d - decrypt sequence and put it to log file `uid.log`");
1862 PrintAndLog(" n/a e - decrypt sequence, collect read and write commands and save the result of the sequence to emulator memory");
1863 PrintAndLog(" f - decrypt sequence, collect read and write commands and save the result of the sequence to emulator dump file `uid.eml`");
1864 PrintAndLog("Usage: hf mf sniff [l][d][e][f]");
1865 PrintAndLog(" sample: hf mf sniff l d e");
1866 return 0;
1867 }
1868
1869 for (int i = 0; i < 4; i++) {
1870 ctmp = param_getchar(Cmd, i);
1871 if (ctmp == 'l' || ctmp == 'L') wantLogToFile = true;
1872 if (ctmp == 'd' || ctmp == 'D') wantDecrypt = true;
1873 //if (ctmp == 'e' || ctmp == 'E') wantSaveToEml = true; TODO
1874 if (ctmp == 'f' || ctmp == 'F') wantSaveToEmlFile = true;
1875 }
1876
1877 printf("-------------------------------------------------------------------------\n");
1878 printf("Executing command. \n");
1879 printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
1880 printf("Press the key on pc keyboard to abort the client.\n");
1881 printf("-------------------------------------------------------------------------\n");
1882
1883 UsbCommand c = {CMD_MIFARE_SNIFFER, {0, 0, 0}};
1884 clearCommandBuffer();
1885 SendCommand(&c);
1886
1887 // wait cycle
1888 while (true) {
1889 printf(".");
1890 fflush(stdout);
1891 if (ukbhit()) {
1892 getchar();
1893 printf("\naborted via keyboard!\n");
1894 break;
1895 }
1896
1897 UsbCommand resp;
1898 if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) {
1899 res = resp.arg[0] & 0xff;
1900 uint16_t traceLen = resp.arg[1];
1901 len = resp.arg[2];
1902
1903 if (res == 0) return 0; // we are done
1904
1905 if (res == 1) { // there is (more) data to be transferred
1906 if (pckNum == 0) { // first packet, (re)allocate necessary buffer
1907 if (traceLen > bufsize) {
1908 uint8_t *p;
1909 if (buf == NULL) { // not yet allocated
1910 p = malloc(traceLen);
1911 } else { // need more memory
1912 p = realloc(buf, traceLen);
1913 }
1914 if (p == NULL) {
1915 PrintAndLog("Cannot allocate memory for trace");
1916 free(buf);
1917 return 2;
1918 }
1919 buf = p;
1920 }
1921 bufPtr = buf;
1922 bufsize = traceLen;
1923 memset(buf, 0x00, traceLen);
1924 }
1925 memcpy(bufPtr, resp.d.asBytes, len);
1926 bufPtr += len;
1927 pckNum++;
1928 }
1929
1930 if (res == 2) { // received all data, start displaying
1931 blockLen = bufPtr - buf;
1932 bufPtr = buf;
1933 printf(">\n");
1934 PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum);
1935 while (bufPtr - buf < blockLen) {
1936 bufPtr += 6; // skip (void) timing information
1937 len = *((uint16_t *)bufPtr);
1938 if(len & 0x8000) {
1939 isTag = true;
1940 len &= 0x7fff;
1941 } else {
1942 isTag = false;
1943 }
1944 bufPtr += 2;
1945 if ((len == 14) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff) && (bufPtr[12] == 0xff) && (bufPtr[13] == 0xff)) {
1946 memcpy(uid, bufPtr + 2, 7);
1947 memcpy(atqa, bufPtr + 2 + 7, 2);
1948 uid_len = (atqa[0] & 0xC0) == 0x40 ? 7 : 4;
1949 sak = bufPtr[11];
1950 PrintAndLog("tag select uid:%s atqa:0x%02x%02x sak:0x%02x",
1951 sprint_hex(uid + (7 - uid_len), uid_len),
1952 atqa[1],
1953 atqa[0],
1954 sak);
1955 if (wantLogToFile || wantDecrypt) {
1956 FillFileNameByUID(logHexFileName, uid + (7 - uid_len), ".log", uid_len);
1957 AddLogCurrentDT(logHexFileName);
1958 }
1959 if (wantDecrypt)
1960 mfTraceInit(uid, atqa, sak, wantSaveToEmlFile);
1961 } else {
1962 PrintAndLog("%s(%d):%s", isTag ? "TAG":"RDR", num, sprint_hex(bufPtr, len));
1963 if (wantLogToFile)
1964 AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len);
1965 if (wantDecrypt)
1966 mfTraceDecode(bufPtr, len, wantSaveToEmlFile);
1967 num++;
1968 }
1969 bufPtr += len;
1970 bufPtr += ((len-1)/8+1); // ignore parity
1971 }
1972 pckNum = 0;
1973 }
1974 } // resp not NULL
1975 } // while (true)
1976
1977 free(buf);
1978 return 0;
1979 }
1980
1981
1982 static command_t CommandTable[] =
1983 {
1984 {"help", CmdHelp, 1, "This help"},
1985 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
1986 {"rdbl", CmdHF14AMfRdBl, 0, "Read MIFARE classic block"},
1987 {"rdsc", CmdHF14AMfRdSc, 0, "Read MIFARE classic sector"},
1988 {"dump", CmdHF14AMfDump, 0, "Dump MIFARE classic tag to binary file"},
1989 {"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"},
1990 {"wrbl", CmdHF14AMfWrBl, 0, "Write MIFARE classic block"},
1991 {"chk", CmdHF14AMfChk, 0, "Test block keys"},
1992 {"mifare", CmdHF14AMifare, 0, "Read parity error messages."},
1993 {"nested", CmdHF14AMfNested, 0, "Test nested authentication"},
1994 {"sniff", CmdHF14AMfSniff, 0, "Sniff card-reader communication"},
1995 {"sim", CmdHF14AMf1kSim, 0, "Simulate MIFARE card"},
1996 {"eclr", CmdHF14AMfEClear, 0, "Clear simulator memory block"},
1997 {"eget", CmdHF14AMfEGet, 0, "Get simulator memory block"},
1998 {"eset", CmdHF14AMfESet, 0, "Set simulator memory block"},
1999 {"eload", CmdHF14AMfELoad, 0, "Load from file emul dump"},
2000 {"esave", CmdHF14AMfESave, 0, "Save to file emul dump"},
2001 {"ecfill", CmdHF14AMfECFill, 0, "Fill simulator memory with help of keys from simulator"},
2002 {"ekeyprn", CmdHF14AMfEKeyPrn, 0, "Print keys from simulator memory"},
2003 {"csetuid", CmdHF14AMfCSetUID, 0, "Set UID for magic Chinese card"},
2004 {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block - Magic Chinese card"},
2005 {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block - Magic Chinese card"},
2006 {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector - Magic Chinese card"},
2007 {"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"},
2008 {"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"},
2009 {NULL, NULL, 0, NULL}
2010 };
2011
2012 int CmdHFMF(const char *Cmd)
2013 {
2014 // flush
2015 WaitForResponseTimeout(CMD_ACK,NULL,100);
2016
2017 CmdsParse(CommandTable, Cmd);
2018 return 0;
2019 }
2020
2021 int CmdHelp(const char *Cmd)
2022 {
2023 CmdsHelp(CommandTable);
2024 return 0;
2025 }
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