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1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
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 commands
9 //-----------------------------------------------------------------------------
10
11 #include <stdio.h>
12 #include <string.h>
13 #include "proxmark3.h"
14 #include "graph.h"
15 #include "ui.h"
16 #include "cmdparser.h"
17 #include "cmdhf.h"
18 #include "cmdhf14a.h"
19 #include "cmdhf14b.h"
20 #include "cmdhf15.h"
21 #include "cmdhfepa.h"
22 #include "cmdhflegic.h"
23 #include "cmdhficlass.h"
24 #include "cmdhfmf.h"
25 #include "cmdhfmfu.h"
26 #include "cmdhfmfdes.h"
27 #include "cmdhftopaz.h"
28 #include "protocols.h"
29
30 static int CmdHelp(const char *Cmd);
31
32 int CmdHFTune(const char *Cmd)
33 {
34 UsbCommand c={CMD_MEASURE_ANTENNA_TUNING_HF};
35 SendCommand(&c);
36 return 0;
37 }
38
39
40 void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
41 {
42 switch(cmd[0])
43 {
44 case ISO14443A_CMD_WUPA: snprintf(exp,size,"WUPA"); break;
45 case ISO14443A_CMD_ANTICOLL_OR_SELECT:{
46 // 93 20 = Anticollision (usage: 9320 - answer: 4bytes UID+1byte UID-bytes-xor)
47 // 93 70 = Select (usage: 9370+5bytes 9320 answer - answer: 1byte SAK)
48 if(cmd[1] == 0x70)
49 {
50 snprintf(exp,size,"SELECT_UID"); break;
51 }else
52 {
53 snprintf(exp,size,"ANTICOLL"); break;
54 }
55 }
56 case ISO14443A_CMD_ANTICOLL_OR_SELECT_2:{
57 //95 20 = Anticollision of cascade level2
58 //95 70 = Select of cascade level2
59 if(cmd[2] == 0x70)
60 {
61 snprintf(exp,size,"SELECT_UID-2"); break;
62 }else
63 {
64 snprintf(exp,size,"ANTICOLL-2"); break;
65 }
66 }
67 case ISO14443A_CMD_REQA: snprintf(exp,size,"REQA"); break;
68 case ISO14443A_CMD_READBLOCK: snprintf(exp,size,"READBLOCK(%d)",cmd[1]); break;
69 case ISO14443A_CMD_WRITEBLOCK: snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); break;
70 case ISO14443A_CMD_HALT: snprintf(exp,size,"HALT"); break;
71 case ISO14443A_CMD_RATS: snprintf(exp,size,"RATS"); break;
72 case MIFARE_CMD_INC: snprintf(exp,size,"INC(%d)",cmd[1]); break;
73 case MIFARE_CMD_DEC: snprintf(exp,size,"DEC(%d)",cmd[1]); break;
74 case MIFARE_CMD_RESTORE: snprintf(exp,size,"RESTORE(%d)",cmd[1]); break;
75 case MIFARE_CMD_TRANSFER: snprintf(exp,size,"TRANSFER(%d)",cmd[1]); break;
76 case MIFARE_AUTH_KEYA:{
77 if ( cmdsize > 3)
78 snprintf(exp,size,"AUTH-A(%d)",cmd[1]);
79 else
80 // case MIFARE_ULEV1_VERSION : both 0x60.
81 snprintf(exp,size,"EV1 VERSION");
82 break;
83 }
84 case MIFARE_AUTH_KEYB: snprintf(exp,size,"AUTH-B(%d)",cmd[1]); break;
85 case MIFARE_MAGICWUPC1: snprintf(exp,size,"MAGIC WUPC1"); break;
86 case MIFARE_MAGICWUPC2: snprintf(exp,size,"MAGIC WUPC2"); break;
87 case MIFARE_MAGICWIPEC: snprintf(exp,size,"MAGIC WIPEC"); break;
88 case MIFARE_ULC_AUTH_1 : snprintf(exp,size,"AUTH "); break;
89 case MIFARE_ULC_AUTH_2 : snprintf(exp,size,"AUTH_ANSW"); break;
90 case MIFARE_ULEV1_AUTH : snprintf(exp,size,"PWD-AUTH"); break;
91 case MIFARE_ULEV1_FASTREAD : {
92 if ( cmdsize >=3 && cmd[2] < 0x21)
93 snprintf(exp,size,"READ RANGE (%d-%d)",cmd[1],cmd[2]);
94 else
95 snprintf(exp,size,"?");
96 break;
97 }
98 case MIFARE_ULC_WRITE : {
99 if ( cmd[1] < 0x21 )
100 snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]);
101 else
102 snprintf(exp,size,"?");
103 break;
104 }
105 case MIFARE_ULEV1_READ_CNT :{
106 if ( cmd[1] < 5 )
107 snprintf(exp,size,"READ CNT(%d)",cmd[1]);
108 else
109 snprintf(exp,size,"?");
110 break;
111 }
112 case MIFARE_ULEV1_INCR_CNT : {
113 if ( cmd[1] < 5 )
114 snprintf(exp,size,"INCR(%d)",cmd[1]);
115 else
116 snprintf(exp,size,"?");
117 break;
118 }
119 case MIFARE_ULEV1_READSIG : snprintf(exp,size,"READ_SIG"); break;
120 case MIFARE_ULEV1_CHECKTEAR : snprintf(exp,size,"CHK_TEARING(%d)",cmd[1]); break;
121 case MIFARE_ULEV1_VCSL : snprintf(exp,size,"VCSL"); break;
122 default: snprintf(exp,size,"?"); break;
123 }
124 return;
125 }
126
127 void annotateIclass(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
128 {
129 switch(cmd[0])
130 {
131 case ICLASS_CMD_ACTALL: snprintf(exp,size,"ACTALL"); break;
132 case ICLASS_CMD_READ_OR_IDENTIFY:{
133 if(cmdsize > 1){
134 snprintf(exp,size,"READ(%d)",cmd[1]);
135 }else{
136 snprintf(exp,size,"IDENTIFY");
137 }
138 break;
139 }
140 case ICLASS_CMD_SELECT: snprintf(exp,size,"SELECT"); break;
141 case ICLASS_CMD_PAGESEL: snprintf(exp,size,"PAGESEL(%d)", cmd[1]); break;
142 case ICLASS_CMD_READCHECK_KC:snprintf(exp,size,"READCHECK[Kc](%d)", cmd[1]); break;
143 case ICLASS_CMD_READCHECK_KD:snprintf(exp,size,"READCHECK[Kd](%d)", cmd[1]); break;
144 case ICLASS_CMD_CHECK: snprintf(exp,size,"CHECK"); break;
145 case ICLASS_CMD_DETECT: snprintf(exp,size,"DETECT"); break;
146 case ICLASS_CMD_HALT: snprintf(exp,size,"HALT"); break;
147 case ICLASS_CMD_UPDATE: snprintf(exp,size,"UPDATE(%d)",cmd[1]); break;
148 case ICLASS_CMD_ACT: snprintf(exp,size,"ACT"); break;
149 case ICLASS_CMD_READ4: snprintf(exp,size,"READ4(%d)",cmd[1]); break;
150 default: snprintf(exp,size,"?"); break;
151 }
152 return;
153 }
154
155 void annotateIso15693(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
156 {
157
158 if(cmd[0] == 0x26)
159 {
160 switch(cmd[1]){
161 case ISO15693_INVENTORY :snprintf(exp, size, "INVENTORY");break;
162 case ISO15693_STAYQUIET :snprintf(exp, size, "STAY_QUIET");break;
163 default: snprintf(exp,size,"?"); break;
164
165 }
166 }else if(cmd[0] == 0x02)
167 {
168 switch(cmd[1])
169 {
170 case ISO15693_READBLOCK :snprintf(exp, size, "READBLOCK");break;
171 case ISO15693_WRITEBLOCK :snprintf(exp, size, "WRITEBLOCK");break;
172 case ISO15693_LOCKBLOCK :snprintf(exp, size, "LOCKBLOCK");break;
173 case ISO15693_READ_MULTI_BLOCK :snprintf(exp, size, "READ_MULTI_BLOCK");break;
174 case ISO15693_SELECT :snprintf(exp, size, "SELECT");break;
175 case ISO15693_RESET_TO_READY :snprintf(exp, size, "RESET_TO_READY");break;
176 case ISO15693_WRITE_AFI :snprintf(exp, size, "WRITE_AFI");break;
177 case ISO15693_LOCK_AFI :snprintf(exp, size, "LOCK_AFI");break;
178 case ISO15693_WRITE_DSFID :snprintf(exp, size, "WRITE_DSFID");break;
179 case ISO15693_LOCK_DSFID :snprintf(exp, size, "LOCK_DSFID");break;
180 case ISO15693_GET_SYSTEM_INFO :snprintf(exp, size, "GET_SYSTEM_INFO");break;
181 case ISO15693_READ_MULTI_SECSTATUS :snprintf(exp, size, "READ_MULTI_SECSTATUS");break;
182 default: snprintf(exp,size,"?"); break;
183 }
184 }
185 }
186
187
188 void annotateTopaz(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
189 {
190 switch(cmd[0]) {
191 case TOPAZ_REQA :snprintf(exp, size, "REQA");break;
192 case TOPAZ_WUPA :snprintf(exp, size, "WUPA");break;
193 case TOPAZ_RID :snprintf(exp, size, "RID");break;
194 case TOPAZ_RALL :snprintf(exp, size, "RALL");break;
195 case TOPAZ_READ :snprintf(exp, size, "READ");break;
196 case TOPAZ_WRITE_E :snprintf(exp, size, "WRITE-E");break;
197 case TOPAZ_WRITE_NE :snprintf(exp, size, "WRITE-NE");break;
198 case TOPAZ_RSEG :snprintf(exp, size, "RSEG");break;
199 case TOPAZ_READ8 :snprintf(exp, size, "READ8");break;
200 case TOPAZ_WRITE_E8 :snprintf(exp, size, "WRITE-E8");break;
201 case TOPAZ_WRITE_NE8 :snprintf(exp, size, "WRITE-NE8");break;
202 default: snprintf(exp,size,"?"); break;
203 }
204 }
205
206
207 /**
208 06 00 = INITIATE
209 0E xx = SELECT ID (xx = Chip-ID)
210 0B = Get UID
211 08 yy = Read Block (yy = block number)
212 09 yy dd dd dd dd = Write Block (yy = block number; dd dd dd dd = data to be written)
213 0C = Reset to Inventory
214 0F = Completion
215 0A 11 22 33 44 55 66 = Authenticate (11 22 33 44 55 66 = data to authenticate)
216 **/
217
218 void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
219 {
220 switch(cmd[0]){
221 case ISO14443B_REQB : snprintf(exp,size,"REQB");break;
222 case ISO14443B_ATTRIB : snprintf(exp,size,"ATTRIB");break;
223 case ISO14443B_HALT : snprintf(exp,size,"HALT");break;
224 case ISO14443B_INITIATE : snprintf(exp,size,"INITIATE");break;
225 case ISO14443B_SELECT : snprintf(exp,size,"SELECT(%d)",cmd[1]);break;
226 case ISO14443B_GET_UID : snprintf(exp,size,"GET UID");break;
227 case ISO14443B_READ_BLK : snprintf(exp,size,"READ_BLK(%d)", cmd[1]);break;
228 case ISO14443B_WRITE_BLK : snprintf(exp,size,"WRITE_BLK(%d)",cmd[1]);break;
229 case ISO14443B_RESET : snprintf(exp,size,"RESET");break;
230 case ISO14443B_COMPLETION : snprintf(exp,size,"COMPLETION");break;
231 case ISO14443B_AUTHENTICATE : snprintf(exp,size,"AUTHENTICATE");break;
232 default : snprintf(exp,size ,"?");break;
233 }
234
235 }
236
237 /**
238 * @brief iso14443A_CRC_check Checks CRC in command or response
239 * @param isResponse
240 * @param data
241 * @param len
242 * @return 0 : CRC-command, CRC not ok
243 * 1 : CRC-command, CRC ok
244 * 2 : Not crc-command
245 */
246
247 uint8_t iso14443A_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
248 {
249 uint8_t b1,b2;
250
251 if(len <= 2) return 2;
252
253 if(isResponse & (len < 6)) return 2;
254
255 ComputeCrc14443(CRC_14443_A, data, len-2, &b1, &b2);
256 if (b1 != data[len-2] || b2 != data[len-1]) {
257 return 0;
258 } else {
259 return 1;
260 }
261 }
262
263
264 /**
265 * @brief iso14443B_CRC_check Checks CRC in command or response
266 * @param isResponse
267 * @param data
268 * @param len
269 * @return 0 : CRC-command, CRC not ok
270 * 1 : CRC-command, CRC ok
271 * 2 : Not crc-command
272 */
273
274 uint8_t iso14443B_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
275 {
276 uint8_t b1,b2;
277
278 if(len <= 2) return 2;
279
280 ComputeCrc14443(CRC_14443_B, data, len-2, &b1, &b2);
281 if(b1 != data[len-2] || b2 != data[len-1]) {
282 return 0;
283 }
284 return 1;
285 }
286
287 /**
288 * @brief iclass_CRC_Ok Checks CRC in command or response
289 * @param isResponse
290 * @param data
291 * @param len
292 * @return 0 : CRC-command, CRC not ok
293 * 1 : CRC-command, CRC ok
294 * 2 : Not crc-command
295 */
296 uint8_t iclass_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
297 {
298 if(len < 4) return 2;//CRC commands (and responses) are all at least 4 bytes
299
300 uint8_t b1, b2;
301
302 if(!isResponse)//Commands to tag
303 {
304 /**
305 These commands should have CRC. Total length leftmost
306 4 READ
307 4 READ4
308 12 UPDATE - unsecured, ends with CRC16
309 14 UPDATE - secured, ends with signature instead
310 4 PAGESEL
311 **/
312 if(len == 4 || len == 12)//Covers three of them
313 {
314 //Don't include the command byte
315 ComputeCrc14443(CRC_ICLASS, (data+1), len-3, &b1, &b2);
316 return b1 == data[len -2] && b2 == data[len-1];
317 }
318 return 2;
319 }else{
320 /**
321 These tag responses should have CRC. Total length leftmost
322
323 10 READ data[8] crc[2]
324 34 READ4 data[32]crc[2]
325 10 UPDATE data[8] crc[2]
326 10 SELECT csn[8] crc[2]
327 10 IDENTIFY asnb[8] crc[2]
328 10 PAGESEL block1[8] crc[2]
329 10 DETECT csn[8] crc[2]
330
331 These should not
332
333 4 CHECK chip_response[4]
334 8 READCHECK data[8]
335 1 ACTALL sof[1]
336 1 ACT sof[1]
337
338 In conclusion, without looking at the command; any response
339 of length 10 or 34 should have CRC
340 **/
341 if(len != 10 && len != 34) return true;
342
343 ComputeCrc14443(CRC_ICLASS, data, len-2, &b1, &b2);
344 return b1 == data[len -2] && b2 == data[len-1];
345 }
346 }
347
348
349 bool is_last_record(uint16_t tracepos, uint8_t *trace, uint16_t traceLen)
350 {
351 return(tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) >= traceLen);
352 }
353
354
355 bool next_record_is_response(uint16_t tracepos, uint8_t *trace)
356 {
357 uint16_t next_records_datalen = *((uint16_t *)(trace + tracepos + sizeof(uint32_t) + sizeof(uint16_t)));
358
359 return(next_records_datalen & 0x8000);
360 }
361
362
363 bool merge_topaz_reader_frames(uint32_t timestamp, uint32_t *duration, uint16_t *tracepos, uint16_t traceLen, uint8_t *trace, uint8_t *frame, uint8_t *topaz_reader_command, uint16_t *data_len)
364 {
365
366 #define MAX_TOPAZ_READER_CMD_LEN 16
367
368 uint32_t last_timestamp = timestamp + *duration;
369
370 if ((*data_len != 1) || (frame[0] == TOPAZ_WUPA) || (frame[0] == TOPAZ_REQA)) return false;
371
372 memcpy(topaz_reader_command, frame, *data_len);
373
374 while (!is_last_record(*tracepos, trace, traceLen) && !next_record_is_response(*tracepos, trace)) {
375 uint32_t next_timestamp = *((uint32_t *)(trace + *tracepos));
376 *tracepos += sizeof(uint32_t);
377 uint16_t next_duration = *((uint16_t *)(trace + *tracepos));
378 *tracepos += sizeof(uint16_t);
379 uint16_t next_data_len = *((uint16_t *)(trace + *tracepos)) & 0x7FFF;
380 *tracepos += sizeof(uint16_t);
381 uint8_t *next_frame = (trace + *tracepos);
382 *tracepos += next_data_len;
383 if ((next_data_len == 1) && (*data_len + next_data_len <= MAX_TOPAZ_READER_CMD_LEN)) {
384 memcpy(topaz_reader_command + *data_len, next_frame, next_data_len);
385 *data_len += next_data_len;
386 last_timestamp = next_timestamp + next_duration;
387 } else {
388 // rewind and exit
389 *tracepos = *tracepos - next_data_len - sizeof(uint16_t) - sizeof(uint16_t) - sizeof(uint32_t);
390 break;
391 }
392 uint16_t next_parity_len = (next_data_len-1)/8 + 1;
393 *tracepos += next_parity_len;
394 }
395
396 *duration = last_timestamp - timestamp;
397
398 return true;
399 }
400
401
402 uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, uint8_t protocol, bool showWaitCycles, bool markCRCBytes)
403 {
404 bool isResponse;
405 uint16_t data_len, parity_len;
406 uint32_t duration;
407 uint8_t topaz_reader_command[9];
408 uint32_t timestamp, first_timestamp, EndOfTransmissionTimestamp;
409 char explanation[30] = {0};
410
411 if (tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) > traceLen) return traceLen;
412
413 first_timestamp = *((uint32_t *)(trace));
414 timestamp = *((uint32_t *)(trace + tracepos));
415
416 tracepos += 4;
417 duration = *((uint16_t *)(trace + tracepos));
418 tracepos += 2;
419 data_len = *((uint16_t *)(trace + tracepos));
420 tracepos += 2;
421
422 if (data_len & 0x8000) {
423 data_len &= 0x7fff;
424 isResponse = true;
425 } else {
426 isResponse = false;
427 }
428 parity_len = (data_len-1)/8 + 1;
429
430 if (tracepos + data_len + parity_len > traceLen) {
431 return traceLen;
432 }
433 uint8_t *frame = trace + tracepos;
434 tracepos += data_len;
435 uint8_t *parityBytes = trace + tracepos;
436 tracepos += parity_len;
437
438 if (protocol == TOPAZ && !isResponse) {
439 // topaz reader commands come in 1 or 9 separate frames with 7 or 8 Bits each.
440 // merge them:
441 if (merge_topaz_reader_frames(timestamp, &duration, &tracepos, traceLen, trace, frame, topaz_reader_command, &data_len)) {
442 frame = topaz_reader_command;
443 }
444 }
445
446 //Check the CRC status
447 uint8_t crcStatus = 2;
448
449 if (data_len > 2) {
450 switch (protocol) {
451 case ICLASS:
452 crcStatus = iclass_CRC_check(isResponse, frame, data_len);
453 break;
454 case ISO_14443B:
455 case TOPAZ:
456 crcStatus = iso14443B_CRC_check(isResponse, frame, data_len);
457 break;
458 case ISO_14443A:
459 crcStatus = iso14443A_CRC_check(isResponse, frame, data_len);
460 break;
461 default:
462 break;
463 }
464 }
465 //0 CRC-command, CRC not ok
466 //1 CRC-command, CRC ok
467 //2 Not crc-command
468
469 //--- Draw the data column
470 //char line[16][110];
471 char line[16][110];
472
473 for (int j = 0; j < data_len && j/16 < 16; j++) {
474
475 int oddparity = 0x01;
476 int k;
477
478 for (k=0 ; k<8 ; k++) {
479 oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01);
480 }
481 uint8_t parityBits = parityBytes[j>>3];
482 if (isResponse && (oddparity != ((parityBits >> (7-(j&0x0007))) & 0x01))) {
483 snprintf(line[j/16]+(( j % 16) * 4),110, "%02x! ", frame[j]);
484 } else {
485 snprintf(line[j/16]+(( j % 16) * 4),110, "%02x ", frame[j]);
486 }
487
488 }
489
490 if (markCRCBytes) {
491 if(crcStatus == 0 || crcStatus == 1)
492 {//CRC-command
493 char *pos1 = line[(data_len-2)/16]+(((data_len-2) % 16) * 4);
494 (*pos1) = '[';
495 char *pos2 = line[(data_len)/16]+(((data_len) % 16) * 4);
496 sprintf(pos2, "%c", ']');
497 }
498 }
499
500 if(data_len == 0)
501 {
502 if(data_len == 0){
503 sprintf(line[0],"<empty trace - possible error>");
504 }
505 }
506 //--- Draw the CRC column
507
508 char *crc = (crcStatus == 0 ? "!crc" : (crcStatus == 1 ? " ok " : " "));
509
510 EndOfTransmissionTimestamp = timestamp + duration;
511
512 if(!isResponse)
513 {
514 switch(protocol) {
515 case ICLASS: annotateIclass(explanation,sizeof(explanation),frame,data_len); break;
516 case ISO_14443A: annotateIso14443a(explanation,sizeof(explanation),frame,data_len); break;
517 case ISO_14443B: annotateIso14443b(explanation,sizeof(explanation),frame,data_len); break;
518 case TOPAZ: annotateTopaz(explanation,sizeof(explanation),frame,data_len); break;
519 default: break;
520 }
521 }
522
523 int num_lines = MIN((data_len - 1)/16 + 1, 16);
524 for (int j = 0; j < num_lines ; j++) {
525 if (j == 0) {
526 PrintAndLog(" %10d | %10d | %s |%-64s | %s| %s",
527 (timestamp - first_timestamp),
528 (EndOfTransmissionTimestamp - first_timestamp),
529 (isResponse ? "Tag" : "Rdr"),
530 line[j],
531 (j == num_lines-1) ? crc : " ",
532 (j == num_lines-1) ? explanation : "");
533 } else {
534 PrintAndLog(" | | | %-64s| %s| %s",
535 line[j],
536 (j == num_lines-1)?crc:" ",
537 (j == num_lines-1) ? explanation : "");
538 }
539 }
540
541 if (is_last_record(tracepos, trace, traceLen)) return traceLen;
542
543 if (showWaitCycles && !isResponse && next_record_is_response(tracepos, trace)) {
544 uint32_t next_timestamp = *((uint32_t *)(trace + tracepos));
545 PrintAndLog(" %9d | %9d | %s | fdt (Frame Delay Time): %d",
546 (EndOfTransmissionTimestamp - first_timestamp),
547 (next_timestamp - first_timestamp),
548 " ",
549 (next_timestamp - EndOfTransmissionTimestamp));
550 }
551
552 return tracepos;
553 }
554
555
556 int CmdHFList(const char *Cmd)
557 {
558 bool showWaitCycles = false;
559 bool markCRCBytes = false;
560 char type[40] = {0};
561 int tlen = param_getstr(Cmd,0,type);
562 char param1 = param_getchar(Cmd, 1);
563 char param2 = param_getchar(Cmd, 2);
564 bool errors = false;
565 uint8_t protocol = 0;
566 //Validate params
567
568 if(tlen == 0) {
569 errors = true;
570 }
571
572 if(param1 == 'h'
573 || (param1 != 0 && param1 != 'f' && param1 != 'c')
574 || (param2 != 0 && param2 != 'f' && param2 != 'c')) {
575 errors = true;
576 }
577
578 if(!errors) {
579 if(strcmp(type, "iclass") == 0) {
580 protocol = ICLASS;
581 } else if(strcmp(type, "14a") == 0) {
582 protocol = ISO_14443A;
583 } else if(strcmp(type, "14b") == 0) {
584 protocol = ISO_14443B;
585 } else if(strcmp(type,"topaz")== 0) {
586 protocol = TOPAZ;
587 } else if(strcmp(type,"raw")== 0) {
588 protocol = -1;//No crc, no annotations
589 }else{
590 errors = true;
591 }
592 }
593
594 if (errors) {
595 PrintAndLog("List protocol data in trace buffer.");
596 PrintAndLog("Usage: hf list <protocol> [f][c]");
597 PrintAndLog(" f - show frame delay times as well");
598 PrintAndLog(" c - mark CRC bytes");
599 PrintAndLog("Supported <protocol> values:");
600 PrintAndLog(" raw - just show raw data without annotations");
601 PrintAndLog(" 14a - interpret data as iso14443a communications");
602 PrintAndLog(" 14b - interpret data as iso14443b communications");
603 PrintAndLog(" iclass - interpret data as iclass communications");
604 PrintAndLog(" topaz - interpret data as topaz communications");
605 PrintAndLog("");
606 PrintAndLog("example: hf list 14a f");
607 PrintAndLog("example: hf list iclass");
608 return 0;
609 }
610
611
612 if (param1 == 'f' || param2 == 'f') {
613 showWaitCycles = true;
614 }
615
616 if (param1 == 'c' || param2 == 'c') {
617 markCRCBytes = true;
618 }
619
620 uint8_t *trace;
621 uint16_t tracepos = 0;
622 trace = malloc(USB_CMD_DATA_SIZE);
623
624 // Query for the size of the trace
625 UsbCommand response;
626 GetFromBigBuf(trace, USB_CMD_DATA_SIZE, 0);
627 WaitForResponse(CMD_ACK, &response);
628 uint16_t traceLen = response.arg[2];
629 if (traceLen > USB_CMD_DATA_SIZE) {
630 uint8_t *p = realloc(trace, traceLen);
631 if (p == NULL) {
632 PrintAndLog("Cannot allocate memory for trace");
633 free(trace);
634 return 2;
635 }
636 trace = p;
637 GetFromBigBuf(trace, traceLen, 0);
638 WaitForResponse(CMD_ACK, NULL);
639 }
640
641 PrintAndLog("Recorded Activity (TraceLen = %d bytes)", traceLen);
642 PrintAndLog("");
643 PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer");
644 PrintAndLog("iso14443a - All times are in carrier periods (1/13.56Mhz)");
645 PrintAndLog("iClass - Timings are not as accurate");
646 PrintAndLog("");
647 PrintAndLog(" Start | End | Src | Data (! denotes parity error) | CRC | Annotation |");
648 PrintAndLog("------------|------------|-----|-----------------------------------------------------------------|-----|--------------------|");
649
650 while(tracepos < traceLen)
651 {
652 tracepos = printTraceLine(tracepos, traceLen, trace, protocol, showWaitCycles, markCRCBytes);
653 }
654
655 free(trace);
656 return 0;
657 }
658
659
660 static command_t CommandTable[] =
661 {
662 {"help", CmdHelp, 1, "This help"},
663 {"14a", CmdHF14A, 1, "{ ISO14443A RFIDs... }"},
664 {"14b", CmdHF14B, 1, "{ ISO14443B RFIDs... }"},
665 {"15", CmdHF15, 1, "{ ISO15693 RFIDs... }"},
666 {"epa", CmdHFEPA, 1, "{ German Identification Card... }"},
667 {"legic", CmdHFLegic, 0, "{ LEGIC RFIDs... }"},
668 {"iclass", CmdHFiClass, 1, "{ ICLASS RFIDs... }"},
669 {"mf", CmdHFMF, 1, "{ MIFARE RFIDs... }"},
670 {"mfu", CmdHFMFUltra, 1, "{ MIFARE Ultralight RFIDs... }"},
671 {"mfdes", CmdHFMFDes, 1, "{ MIFARE Desfire RFIDs... }"},
672 {"topaz", CmdHFTopaz, 1, "{ TOPAZ (NFC Type 1) RFIDs... }"},
673 {"tune", CmdHFTune, 0, "Continuously measure HF antenna tuning"},
674 {"list", CmdHFList, 1, "List protocol data in trace buffer"},
675 {NULL, NULL, 0, NULL}
676 };
677
678 int CmdHF(const char *Cmd)
679 {
680 CmdsParse(CommandTable, Cmd);
681 return 0;
682 }
683
684 int CmdHelp(const char *Cmd)
685 {
686 CmdsHelp(CommandTable);
687 return 0;
688 }
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