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[proxmark3-svn] / client / cmdhf.c
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
92 case MIFARE_ULEV1_FASTREAD : {
93 if ( cmd[2] < 0x21)
94 snprintf(exp,size,"READ RANGE (%d-%d)",cmd[1],cmd[2]);
95 break;
96 }
97 case MIFARE_ULEV1_WRITE : {
98 if ( cmd[1] < 0x21 )
99 snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]);
100 break;
101 }
102 case MIFARE_ULEV1_READ_CNT :{
103 if ( cmd[1] < 5 )
104 snprintf(exp,size,"READ CNT(%d)",cmd[1]);
105 break;
106 }
107 case MIFARE_ULEV1_INCR_CNT : {
108 if ( cmd[1] < 5 )
109 snprintf(exp,size,"INC(%d)",cmd[1]);
110 break;
111 }
112 case MIFARE_ULEV1_READSIG : snprintf(exp,size,"READ_SIG"); break;
113 case MIFARE_ULEV1_CHECKTEAR : snprintf(exp,size,"CHK_TEARING(%d)",cmd[1]); break;
114 case MIFARE_ULEV1_VCSL : snprintf(exp,size,"VCSL"); break;
115
116 default: snprintf(exp,size,"?"); break;
117 }
118 return;
119 }
120
121 void annotateIclass(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
122 {
123 switch(cmd[0])
124 {
125 case ICLASS_CMD_ACTALL: snprintf(exp,size,"ACTALL"); break;
126 case ICLASS_CMD_READ_OR_IDENTIFY:{
127 if(cmdsize > 1){
128 snprintf(exp,size,"READ(%d)",cmd[1]);
129 }else{
130 snprintf(exp,size,"IDENTIFY");
131 }
132 break;
133 }
134 case ICLASS_CMD_SELECT: snprintf(exp,size,"SELECT"); break;
135 case ICLASS_CMD_PAGESEL: snprintf(exp,size,"PAGESEL(%d)", cmd[1]); break;
136 case ICLASS_CMD_READCHECK_KC:snprintf(exp,size,"READCHECK[Kc](%d)", cmd[1]); break;
137 case ICLASS_CMD_READCHECK_KD:snprintf(exp,size,"READCHECK[Kd](%d)", cmd[1]); break;
138 case ICLASS_CMD_CHECK: snprintf(exp,size,"CHECK"); break;
139 case ICLASS_CMD_DETECT: snprintf(exp,size,"DETECT"); break;
140 case ICLASS_CMD_HALT: snprintf(exp,size,"HALT"); break;
141 case ICLASS_CMD_UPDATE: snprintf(exp,size,"UPDATE(%d)",cmd[1]); break;
142 case ICLASS_CMD_ACT: snprintf(exp,size,"ACT"); break;
143 case ICLASS_CMD_READ4: snprintf(exp,size,"READ4(%d)",cmd[1]); break;
144 default: snprintf(exp,size,"?"); break;
145 }
146 return;
147 }
148
149 void annotateIso15693(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
150 {
151
152 if(cmd[0] == 0x26)
153 {
154 switch(cmd[1]){
155 case ISO15693_INVENTORY :snprintf(exp, size, "INVENTORY");break;
156 case ISO15693_STAYQUIET :snprintf(exp, size, "STAY_QUIET");break;
157 default: snprintf(exp,size,"?"); break;
158
159 }
160 }else if(cmd[0] == 0x02)
161 {
162 switch(cmd[1])
163 {
164 case ISO15693_READBLOCK :snprintf(exp, size, "READBLOCK");break;
165 case ISO15693_WRITEBLOCK :snprintf(exp, size, "WRITEBLOCK");break;
166 case ISO15693_LOCKBLOCK :snprintf(exp, size, "LOCKBLOCK");break;
167 case ISO15693_READ_MULTI_BLOCK :snprintf(exp, size, "READ_MULTI_BLOCK");break;
168 case ISO15693_SELECT :snprintf(exp, size, "SELECT");break;
169 case ISO15693_RESET_TO_READY :snprintf(exp, size, "RESET_TO_READY");break;
170 case ISO15693_WRITE_AFI :snprintf(exp, size, "WRITE_AFI");break;
171 case ISO15693_LOCK_AFI :snprintf(exp, size, "LOCK_AFI");break;
172 case ISO15693_WRITE_DSFID :snprintf(exp, size, "WRITE_DSFID");break;
173 case ISO15693_LOCK_DSFID :snprintf(exp, size, "LOCK_DSFID");break;
174 case ISO15693_GET_SYSTEM_INFO :snprintf(exp, size, "GET_SYSTEM_INFO");break;
175 case ISO15693_READ_MULTI_SECSTATUS :snprintf(exp, size, "READ_MULTI_SECSTATUS");break;
176 default: snprintf(exp,size,"?"); break;
177 }
178 }
179 }
180
181
182 void annotateTopaz(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
183 {
184 switch(cmd[0]) {
185 case TOPAZ_REQA :snprintf(exp, size, "REQA");break;
186 case TOPAZ_WUPA :snprintf(exp, size, "WUPA");break;
187 case TOPAZ_RID :snprintf(exp, size, "RID");break;
188 case TOPAZ_RALL :snprintf(exp, size, "RALL");break;
189 case TOPAZ_READ :snprintf(exp, size, "READ");break;
190 case TOPAZ_WRITE_E :snprintf(exp, size, "WRITE-E");break;
191 case TOPAZ_WRITE_NE :snprintf(exp, size, "WRITE-NE");break;
192 case TOPAZ_RSEG :snprintf(exp, size, "RSEG");break;
193 case TOPAZ_READ8 :snprintf(exp, size, "READ8");break;
194 case TOPAZ_WRITE_E8 :snprintf(exp, size, "WRITE-E8");break;
195 case TOPAZ_WRITE_NE8 :snprintf(exp, size, "WRITE-NE8");break;
196 default: snprintf(exp,size,"?"); break;
197 }
198 }
199
200
201 /**
202 06 00 = INITIATE
203 0E xx = SELECT ID (xx = Chip-ID)
204 0B = Get UID
205 08 yy = Read Block (yy = block number)
206 09 yy dd dd dd dd = Write Block (yy = block number; dd dd dd dd = data to be written)
207 0C = Reset to Inventory
208 0F = Completion
209 0A 11 22 33 44 55 66 = Authenticate (11 22 33 44 55 66 = data to authenticate)
210 **/
211
212 void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
213 {
214 switch(cmd[0]){
215 case ISO14443B_REQB : snprintf(exp,size,"REQB");break;
216 case ISO14443B_ATTRIB : snprintf(exp,size,"ATTRIB");break;
217 case ISO14443B_HALT : snprintf(exp,size,"HALT");break;
218 case ISO14443B_INITIATE : snprintf(exp,size,"INITIATE");break;
219 case ISO14443B_SELECT : snprintf(exp,size,"SELECT(%d)",cmd[1]);break;
220 case ISO14443B_GET_UID : snprintf(exp,size,"GET UID");break;
221 case ISO14443B_READ_BLK : snprintf(exp,size,"READ_BLK(%d)", cmd[1]);break;
222 case ISO14443B_WRITE_BLK : snprintf(exp,size,"WRITE_BLK(%d)",cmd[1]);break;
223 case ISO14443B_RESET : snprintf(exp,size,"RESET");break;
224 case ISO14443B_COMPLETION : snprintf(exp,size,"COMPLETION");break;
225 case ISO14443B_AUTHENTICATE : snprintf(exp,size,"AUTHENTICATE");break;
226 default : snprintf(exp,size ,"?");break;
227 }
228
229 }
230
231 /**
232 * @brief iso14443A_CRC_check Checks CRC in command or response
233 * @param isResponse
234 * @param data
235 * @param len
236 * @return 0 : CRC-command, CRC not ok
237 * 1 : CRC-command, CRC ok
238 * 2 : Not crc-command
239 */
240
241 uint8_t iso14443A_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
242 {
243 uint8_t b1,b2;
244
245 if(len <= 2) return 2;
246
247 if(isResponse & (len < 6)) return 2;
248
249 ComputeCrc14443(CRC_14443_A, data, len-2, &b1, &b2);
250 if (b1 != data[len-2] || b2 != data[len-1]) {
251 return 0;
252 } else {
253 return 1;
254 }
255 }
256
257
258 /**
259 * @brief iso14443B_CRC_check Checks CRC in command or response
260 * @param isResponse
261 * @param data
262 * @param len
263 * @return 0 : CRC-command, CRC not ok
264 * 1 : CRC-command, CRC ok
265 * 2 : Not crc-command
266 */
267
268 uint8_t iso14443B_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
269 {
270 uint8_t b1,b2;
271
272 if(len <= 2) return 2;
273
274 ComputeCrc14443(CRC_14443_B, data, len-2, &b1, &b2);
275 if(b1 != data[len-2] || b2 != data[len-1]) {
276 return 0;
277 } else {
278 return 1;
279 }
280 }
281
282 /**
283 * @brief iclass_CRC_Ok Checks CRC in command or response
284 * @param isResponse
285 * @param data
286 * @param len
287 * @return 0 : CRC-command, CRC not ok
288 * 1 : CRC-command, CRC ok
289 * 2 : Not crc-command
290 */
291 uint8_t iclass_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
292 {
293 if(len < 4) return 2;//CRC commands (and responses) are all at least 4 bytes
294
295 uint8_t b1, b2;
296
297 if(!isResponse)//Commands to tag
298 {
299 /**
300 These commands should have CRC. Total length leftmost
301 4 READ
302 4 READ4
303 12 UPDATE - unsecured, ends with CRC16
304 14 UPDATE - secured, ends with signature instead
305 4 PAGESEL
306 **/
307 if(len == 4 || len == 12)//Covers three of them
308 {
309 //Don't include the command byte
310 ComputeCrc14443(CRC_ICLASS, (data+1), len-3, &b1, &b2);
311 return b1 == data[len -2] && b2 == data[len-1];
312 }
313 return 2;
314 }else{
315 /**
316 These tag responses should have CRC. Total length leftmost
317
318 10 READ data[8] crc[2]
319 34 READ4 data[32]crc[2]
320 10 UPDATE data[8] crc[2]
321 10 SELECT csn[8] crc[2]
322 10 IDENTIFY asnb[8] crc[2]
323 10 PAGESEL block1[8] crc[2]
324 10 DETECT csn[8] crc[2]
325
326 These should not
327
328 4 CHECK chip_response[4]
329 8 READCHECK data[8]
330 1 ACTALL sof[1]
331 1 ACT sof[1]
332
333 In conclusion, without looking at the command; any response
334 of length 10 or 34 should have CRC
335 **/
336 if(len != 10 && len != 34) return true;
337
338 ComputeCrc14443(CRC_ICLASS, data, len-2, &b1, &b2);
339 return b1 == data[len -2] && b2 == data[len-1];
340 }
341 }
342
343
344 bool is_last_record(uint16_t tracepos, uint8_t *trace, uint16_t traceLen)
345 {
346 return(tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) >= traceLen);
347 }
348
349
350 bool next_record_is_response(uint16_t tracepos, uint8_t *trace)
351 {
352 uint16_t next_records_datalen = *((uint16_t *)(trace + tracepos + sizeof(uint32_t) + sizeof(uint16_t)));
353
354 return(next_records_datalen & 0x8000);
355 }
356
357
358 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)
359 {
360
361 #define MAX_TOPAZ_READER_CMD_LEN 16
362
363 uint32_t last_timestamp = timestamp + *duration;
364
365 if ((*data_len != 1) || (frame[0] == TOPAZ_WUPA) || (frame[0] == TOPAZ_REQA)) return false;
366
367 memcpy(topaz_reader_command, frame, *data_len);
368
369 while (!is_last_record(*tracepos, trace, traceLen) && !next_record_is_response(*tracepos, trace)) {
370 uint32_t next_timestamp = *((uint32_t *)(trace + *tracepos));
371 *tracepos += sizeof(uint32_t);
372 uint16_t next_duration = *((uint16_t *)(trace + *tracepos));
373 *tracepos += sizeof(uint16_t);
374 uint16_t next_data_len = *((uint16_t *)(trace + *tracepos)) & 0x7FFF;
375 *tracepos += sizeof(uint16_t);
376 uint8_t *next_frame = (trace + *tracepos);
377 *tracepos += next_data_len;
378 if ((next_data_len == 1) && (*data_len + next_data_len <= MAX_TOPAZ_READER_CMD_LEN)) {
379 memcpy(topaz_reader_command + *data_len, next_frame, next_data_len);
380 *data_len += next_data_len;
381 last_timestamp = next_timestamp + next_duration;
382 } else {
383 // rewind and exit
384 *tracepos = *tracepos - next_data_len - sizeof(uint16_t) - sizeof(uint16_t) - sizeof(uint32_t);
385 break;
386 }
387 uint16_t next_parity_len = (next_data_len-1)/8 + 1;
388 *tracepos += next_parity_len;
389 }
390
391 *duration = last_timestamp - timestamp;
392
393 return true;
394 }
395
396
397 uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, uint8_t protocol, bool showWaitCycles, bool markCRCBytes)
398 {
399 bool isResponse;
400 uint16_t data_len, parity_len;
401 uint32_t duration;
402 uint8_t topaz_reader_command[9];
403 uint32_t timestamp, first_timestamp, EndOfTransmissionTimestamp;
404 char explanation[30] = {0};
405
406 if (tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) > traceLen) return traceLen;
407
408 first_timestamp = *((uint32_t *)(trace));
409 timestamp = *((uint32_t *)(trace + tracepos));
410
411 tracepos += 4;
412 duration = *((uint16_t *)(trace + tracepos));
413 tracepos += 2;
414 data_len = *((uint16_t *)(trace + tracepos));
415 tracepos += 2;
416
417 if (data_len & 0x8000) {
418 data_len &= 0x7fff;
419 isResponse = true;
420 } else {
421 isResponse = false;
422 }
423 parity_len = (data_len-1)/8 + 1;
424
425 if (tracepos + data_len + parity_len > traceLen) {
426 return traceLen;
427 }
428 uint8_t *frame = trace + tracepos;
429 tracepos += data_len;
430 uint8_t *parityBytes = trace + tracepos;
431 tracepos += parity_len;
432
433 if (protocol == TOPAZ && !isResponse) {
434 // topaz reader commands come in 1 or 9 separate frames with 7 or 8 Bits each.
435 // merge them:
436 if (merge_topaz_reader_frames(timestamp, &duration, &tracepos, traceLen, trace, frame, topaz_reader_command, &data_len)) {
437 frame = topaz_reader_command;
438 }
439 }
440
441 //Check the CRC status
442 uint8_t crcStatus = 2;
443
444 if (data_len > 2) {
445 switch (protocol) {
446 case ICLASS:
447 crcStatus = iclass_CRC_check(isResponse, frame, data_len);
448 break;
449 case ISO_14443B:
450 case TOPAZ:
451 crcStatus = iso14443B_CRC_check(isResponse, frame, data_len);
452 break;
453 case ISO_14443A:
454 crcStatus = iso14443A_CRC_check(isResponse, frame, data_len);
455 break;
456 default:
457 break;
458 }
459 }
460 //0 CRC-command, CRC not ok
461 //1 CRC-command, CRC ok
462 //2 Not crc-command
463
464 //--- Draw the data column
465 //char line[16][110];
466 char line[16][110];
467
468 for (int j = 0; j < data_len && j/16 < 16; j++) {
469
470 int oddparity = 0x01;
471 int k;
472
473 for (k=0 ; k<8 ; k++) {
474 oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01);
475 }
476 uint8_t parityBits = parityBytes[j>>3];
477 if (isResponse && (oddparity != ((parityBits >> (7-(j&0x0007))) & 0x01))) {
478 snprintf(line[j/16]+(( j % 16) * 4),110, "%02x! ", frame[j]);
479 } else {
480 snprintf(line[j/16]+(( j % 16) * 4),110, "%02x ", frame[j]);
481 }
482
483 }
484
485 if (markCRCBytes) {
486 if(crcStatus == 0 || crcStatus == 1)
487 {//CRC-command
488 char *pos1 = line[(data_len-2)/16]+(((data_len-2) % 16) * 4);
489 (*pos1) = '[';
490 char *pos2 = line[(data_len)/16]+(((data_len) % 16) * 4);
491 sprintf(pos2, "%c", ']');
492 }
493 }
494
495 if(data_len == 0)
496 {
497 if(data_len == 0){
498 sprintf(line[0],"<empty trace - possible error>");
499 }
500 }
501 //--- Draw the CRC column
502
503 char *crc = (crcStatus == 0 ? "!crc" : (crcStatus == 1 ? " ok " : " "));
504
505 EndOfTransmissionTimestamp = timestamp + duration;
506
507 if(!isResponse)
508 {
509 switch(protocol) {
510 case ICLASS: annotateIclass(explanation,sizeof(explanation),frame,data_len); break;
511 case ISO_14443A: annotateIso14443a(explanation,sizeof(explanation),frame,data_len); break;
512 case ISO_14443B: annotateIso14443b(explanation,sizeof(explanation),frame,data_len); break;
513 case TOPAZ: annotateTopaz(explanation,sizeof(explanation),frame,data_len); break;
514 default: break;
515 }
516 }
517
518 int num_lines = MIN((data_len - 1)/16 + 1, 16);
519 for (int j = 0; j < num_lines ; j++) {
520 if (j == 0) {
521 PrintAndLog(" %10d | %10d | %s |%-64s | %s| %s",
522 (timestamp - first_timestamp),
523 (EndOfTransmissionTimestamp - first_timestamp),
524 (isResponse ? "Tag" : "Rdr"),
525 line[j],
526 (j == num_lines-1) ? crc : " ",
527 (j == num_lines-1) ? explanation : "");
528 } else {
529 PrintAndLog(" | | | %-64s| %s| %s",
530 line[j],
531 (j == num_lines-1)?crc:" ",
532 (j == num_lines-1) ? explanation : "");
533 }
534 }
535
536 if (is_last_record(tracepos, trace, traceLen)) return traceLen;
537
538 if (showWaitCycles && !isResponse && next_record_is_response(tracepos, trace)) {
539 uint32_t next_timestamp = *((uint32_t *)(trace + tracepos));
540 PrintAndLog(" %9d | %9d | %s | fdt (Frame Delay Time): %d",
541 (EndOfTransmissionTimestamp - first_timestamp),
542 (next_timestamp - first_timestamp),
543 " ",
544 (next_timestamp - EndOfTransmissionTimestamp));
545 }
546
547 return tracepos;
548 }
549
550
551 int CmdHFList(const char *Cmd)
552 {
553 bool showWaitCycles = false;
554 bool markCRCBytes = false;
555 char type[40] = {0};
556 int tlen = param_getstr(Cmd,0,type);
557 char param1 = param_getchar(Cmd, 1);
558 char param2 = param_getchar(Cmd, 2);
559 bool errors = false;
560 uint8_t protocol = 0;
561 //Validate params
562
563 if(tlen == 0) {
564 errors = true;
565 }
566
567 if(param1 == 'h'
568 || (param1 != 0 && param1 != 'f' && param1 != 'c')
569 || (param2 != 0 && param2 != 'f' && param2 != 'c')) {
570 errors = true;
571 }
572
573 if(!errors) {
574 if(strcmp(type, "iclass") == 0) {
575 protocol = ICLASS;
576 } else if(strcmp(type, "14a") == 0) {
577 protocol = ISO_14443A;
578 } else if(strcmp(type, "14b") == 0) {
579 protocol = ISO_14443B;
580 } else if(strcmp(type,"topaz")== 0) {
581 protocol = TOPAZ;
582 } else if(strcmp(type,"raw")== 0) {
583 protocol = -1;//No crc, no annotations
584 }else{
585 errors = true;
586 }
587 }
588
589 if (errors) {
590 PrintAndLog("List protocol data in trace buffer.");
591 PrintAndLog("Usage: hf list <protocol> [f][c]");
592 PrintAndLog(" f - show frame delay times as well");
593 PrintAndLog(" c - mark CRC bytes");
594 PrintAndLog("Supported <protocol> values:");
595 PrintAndLog(" raw - just show raw data without annotations");
596 PrintAndLog(" 14a - interpret data as iso14443a communications");
597 PrintAndLog(" 14b - interpret data as iso14443b communications");
598 PrintAndLog(" iclass - interpret data as iclass communications");
599 PrintAndLog(" topaz - interpret data as topaz communications");
600 PrintAndLog("");
601 PrintAndLog("example: hf list 14a f");
602 PrintAndLog("example: hf list iclass");
603 return 0;
604 }
605
606
607 if (param1 == 'f' || param2 == 'f') {
608 showWaitCycles = true;
609 }
610
611 if (param1 == 'c' || param2 == 'c') {
612 markCRCBytes = true;
613 }
614
615 uint8_t *trace;
616 uint16_t tracepos = 0;
617 trace = malloc(USB_CMD_DATA_SIZE);
618
619 // Query for the size of the trace
620 UsbCommand response;
621 GetFromBigBuf(trace, USB_CMD_DATA_SIZE, 0);
622 WaitForResponse(CMD_ACK, &response);
623 uint16_t traceLen = response.arg[2];
624 if (traceLen > USB_CMD_DATA_SIZE) {
625 uint8_t *p = realloc(trace, traceLen);
626 if (p == NULL) {
627 PrintAndLog("Cannot allocate memory for trace");
628 free(trace);
629 return 2;
630 }
631 trace = p;
632 GetFromBigBuf(trace, traceLen, 0);
633 WaitForResponse(CMD_ACK, NULL);
634 }
635
636 PrintAndLog("Recorded Activity (TraceLen = %d bytes)", traceLen);
637 PrintAndLog("");
638 PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer");
639 PrintAndLog("iso14443a - All times are in carrier periods (1/13.56Mhz)");
640 PrintAndLog("iClass - Timings are not as accurate");
641 PrintAndLog("");
642 PrintAndLog(" Start | End | Src | Data (! denotes parity error) | CRC | Annotation |");
643 PrintAndLog("------------|------------|-----|-----------------------------------------------------------------|-----|--------------------|");
644
645 while(tracepos < traceLen)
646 {
647 tracepos = printTraceLine(tracepos, traceLen, trace, protocol, showWaitCycles, markCRCBytes);
648 }
649
650 free(trace);
651 return 0;
652 }
653
654
655 static command_t CommandTable[] =
656 {
657 {"help", CmdHelp, 1, "This help"},
658 {"14a", CmdHF14A, 1, "{ ISO14443A RFIDs... }"},
659 {"14b", CmdHF14B, 1, "{ ISO14443B RFIDs... }"},
660 {"15", CmdHF15, 1, "{ ISO15693 RFIDs... }"},
661 {"epa", CmdHFEPA, 1, "{ German Identification Card... }"},
662 {"legic", CmdHFLegic, 0, "{ LEGIC RFIDs... }"},
663 {"iclass", CmdHFiClass, 1, "{ ICLASS RFIDs... }"},
664 {"mf", CmdHFMF, 1, "{ MIFARE RFIDs... }"},
665 {"mfu", CmdHFMFUltra, 1, "{ MIFARE Ultralight RFIDs... }"},
666 {"mfdes", CmdHFMFDes, 1, "{ MIFARE Desfire RFIDs... }"},
667 {"topaz", CmdHFTopaz, 1, "{ TOPAZ (NFC Type 1) RFIDs... }"},
668 {"tune", CmdHFTune, 0, "Continuously measure HF antenna tuning"},
669 {"list", CmdHFList, 1, "List protocol data in trace buffer"},
670 {NULL, NULL, 0, NULL}
671 };
672
673 int CmdHF(const char *Cmd)
674 {
675 CmdsParse(CommandTable, Cmd);
676 return 0;
677 }
678
679 int CmdHelp(const char *Cmd)
680 {
681 CmdsHelp(CommandTable);
682 return 0;
683 }
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