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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
30static int CmdHelp(const char *Cmd);
31
32int CmdHFTune(const char *Cmd)
33{
34 UsbCommand c={CMD_MEASURE_ANTENNA_TUNING_HF};
35 SendCommand(&c);
36 return 0;
37}
38
39void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
40{
41 switch(cmd[0])
42 {
43 case ISO14443A_CMD_WUPA: snprintf(exp,size,"WUPA"); break;
44 case ISO14443A_CMD_ANTICOLL_OR_SELECT:{
45 // 93 20 = Anticollision (usage: 9320 - answer: 4bytes UID+1byte UID-bytes-xor)
46 // 93 70 = Select (usage: 9370+5bytes 9320 answer - answer: 1byte SAK)
47 if(cmd[1] == 0x70)
48 {
49 snprintf(exp,size,"SELECT_UID"); break;
50 }else
51 {
52 snprintf(exp,size,"ANTICOLL"); break;
53 }
54 }
55 case ISO14443A_CMD_ANTICOLL_OR_SELECT_2:{
56 //95 20 = Anticollision of cascade level2
57 //95 70 = Select of cascade level2
58 if(cmd[2] == 0x70)
59 {
60 snprintf(exp,size,"SELECT_UID-2"); break;
61 }else
62 {
63 snprintf(exp,size,"ANTICOLL-2"); break;
64 }
65 }
66 case ISO14443A_CMD_REQA: snprintf(exp,size,"REQA"); break;
67 case ISO14443A_CMD_READBLOCK: snprintf(exp,size,"READBLOCK(%d)",cmd[1]); break;
68 case ISO14443A_CMD_WRITEBLOCK: snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); break;
69 case ISO14443A_CMD_HALT: snprintf(exp,size,"HALT"); break;
70 case ISO14443A_CMD_RATS: snprintf(exp,size,"RATS"); break;
71 case MIFARE_CMD_INC: snprintf(exp,size,"INC(%d)",cmd[1]); break;
72 case MIFARE_CMD_DEC: snprintf(exp,size,"DEC(%d)",cmd[1]); break;
73 case MIFARE_CMD_RESTORE: snprintf(exp,size,"RESTORE(%d)",cmd[1]); break;
74 case MIFARE_CMD_TRANSFER: snprintf(exp,size,"TRANSFER(%d)",cmd[1]); break;
75 case MIFARE_AUTH_KEYA:{
76 if ( cmdsize > 3)
77 snprintf(exp,size,"AUTH-A(%d)",cmd[1]);
78 else
79 // case MIFARE_ULEV1_VERSION : both 0x60.
80 snprintf(exp,size,"EV1 VERSION");
81 break;
82 }
83 case MIFARE_AUTH_KEYB: snprintf(exp,size,"AUTH-B(%d)",cmd[1]); break;
84 case MIFARE_MAGICWUPC1: snprintf(exp,size,"MAGIC WUPC1"); break;
85 case MIFARE_MAGICWUPC2: snprintf(exp,size,"MAGIC WUPC2"); break;
86 case MIFARE_MAGICWIPEC: snprintf(exp,size,"MAGIC WIPEC"); break;
87 case MIFARE_ULC_AUTH_1 : snprintf(exp,size,"AUTH "); break;
88 case MIFARE_ULC_AUTH_2 : snprintf(exp,size,"AUTH_ANSW"); break;
89 case MIFARE_ULEV1_AUTH :
90 if ( cmdsize == 7 )
91 snprintf(exp,size,"PWD-AUTH KEY: 0x%02x%02x%02x%02x", cmd[1], cmd[2], cmd[3], cmd[4] );
92 else
93 snprintf(exp,size,"PWD-AUTH");
94 break;
95
96 case MIFARE_ULEV1_FASTREAD : {
97 if ( cmdsize >=3 && cmd[2] <= 0xE6)
98 snprintf(exp,size,"READ RANGE (%d-%d)",cmd[1],cmd[2]);
99 else
100 snprintf(exp,size,"?");
101 break;
102 }
103 case MIFARE_ULC_WRITE : {
104 if ( cmd[1] < 0x21 )
105 snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]);
106 else
107 snprintf(exp,size,"?");
108 break;
109 }
110 case MIFARE_ULEV1_READ_CNT :{
111 if ( cmd[1] < 5 )
112 snprintf(exp,size,"READ CNT(%d)",cmd[1]);
113 else
114 snprintf(exp,size,"?");
115 break;
116 }
117 case MIFARE_ULEV1_INCR_CNT : {
118 if ( cmd[1] < 5 )
119 snprintf(exp,size,"INCR(%d)",cmd[1]);
120 else
121 snprintf(exp,size,"?");
122 break;
123 }
124 case MIFARE_ULEV1_READSIG : snprintf(exp,size,"READ_SIG"); break;
125 case MIFARE_ULEV1_CHECKTEAR : snprintf(exp,size,"CHK_TEARING(%d)",cmd[1]); break;
126 case MIFARE_ULEV1_VCSL : snprintf(exp,size,"VCSL"); break;
127 default: snprintf(exp,size,"?"); break;
128 }
129 return;
130}
131
132void annotateIclass(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
133{
134 switch(cmd[0])
135 {
136 case ICLASS_CMD_ACTALL: snprintf(exp,size,"ACTALL"); break;
137 case ICLASS_CMD_READ_OR_IDENTIFY:{
138 if(cmdsize > 1){
139 snprintf(exp,size,"READ(%d)",cmd[1]);
140 }else{
141 snprintf(exp,size,"IDENTIFY");
142 }
143 break;
144 }
145 case ICLASS_CMD_SELECT: snprintf(exp,size,"SELECT"); break;
146 case ICLASS_CMD_PAGESEL: snprintf(exp,size,"PAGESEL(%d)", cmd[1]); break;
147 case ICLASS_CMD_READCHECK_KC:snprintf(exp,size,"READCHECK[Kc](%d)", cmd[1]); break;
148 case ICLASS_CMD_READCHECK_KD:snprintf(exp,size,"READCHECK[Kd](%d)", cmd[1]); break;
149 case ICLASS_CMD_CHECK: snprintf(exp,size,"CHECK"); break;
150 case ICLASS_CMD_DETECT: snprintf(exp,size,"DETECT"); break;
151 case ICLASS_CMD_HALT: snprintf(exp,size,"HALT"); break;
152 case ICLASS_CMD_UPDATE: snprintf(exp,size,"UPDATE(%d)",cmd[1]); break;
153 case ICLASS_CMD_ACT: snprintf(exp,size,"ACT"); break;
154 case ICLASS_CMD_READ4: snprintf(exp,size,"READ4(%d)",cmd[1]); break;
155 default: snprintf(exp,size,"?"); break;
156 }
157 return;
158}
159
160void annotateIso15693(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
161{
162
163 if(cmd[0] == 0x26)
164 {
165 switch(cmd[1]){
166 case ISO15693_INVENTORY :snprintf(exp, size, "INVENTORY");break;
167 case ISO15693_STAYQUIET :snprintf(exp, size, "STAY_QUIET");break;
168 default: snprintf(exp,size,"?"); break;
169
170 }
171 }else if(cmd[0] == 0x02)
172 {
173 switch(cmd[1])
174 {
175 case ISO15693_READBLOCK :snprintf(exp, size, "READBLOCK");break;
176 case ISO15693_WRITEBLOCK :snprintf(exp, size, "WRITEBLOCK");break;
177 case ISO15693_LOCKBLOCK :snprintf(exp, size, "LOCKBLOCK");break;
178 case ISO15693_READ_MULTI_BLOCK :snprintf(exp, size, "READ_MULTI_BLOCK");break;
179 case ISO15693_SELECT :snprintf(exp, size, "SELECT");break;
180 case ISO15693_RESET_TO_READY :snprintf(exp, size, "RESET_TO_READY");break;
181 case ISO15693_WRITE_AFI :snprintf(exp, size, "WRITE_AFI");break;
182 case ISO15693_LOCK_AFI :snprintf(exp, size, "LOCK_AFI");break;
183 case ISO15693_WRITE_DSFID :snprintf(exp, size, "WRITE_DSFID");break;
184 case ISO15693_LOCK_DSFID :snprintf(exp, size, "LOCK_DSFID");break;
185 case ISO15693_GET_SYSTEM_INFO :snprintf(exp, size, "GET_SYSTEM_INFO");break;
186 case ISO15693_READ_MULTI_SECSTATUS :snprintf(exp, size, "READ_MULTI_SECSTATUS");break;
187 default: snprintf(exp,size,"?"); break;
188 }
189 }
190}
191
192
193void annotateTopaz(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
194{
195 switch(cmd[0]) {
196 case TOPAZ_REQA :snprintf(exp, size, "REQA");break;
197 case TOPAZ_WUPA :snprintf(exp, size, "WUPA");break;
198 case TOPAZ_RID :snprintf(exp, size, "RID");break;
199 case TOPAZ_RALL :snprintf(exp, size, "RALL");break;
200 case TOPAZ_READ :snprintf(exp, size, "READ");break;
201 case TOPAZ_WRITE_E :snprintf(exp, size, "WRITE-E");break;
202 case TOPAZ_WRITE_NE :snprintf(exp, size, "WRITE-NE");break;
203 case TOPAZ_RSEG :snprintf(exp, size, "RSEG");break;
204 case TOPAZ_READ8 :snprintf(exp, size, "READ8");break;
205 case TOPAZ_WRITE_E8 :snprintf(exp, size, "WRITE-E8");break;
206 case TOPAZ_WRITE_NE8 :snprintf(exp, size, "WRITE-NE8");break;
207 default: snprintf(exp,size,"?"); break;
208 }
209}
210
211
212/**
21306 00 = INITIATE
2140E xx = SELECT ID (xx = Chip-ID)
2150B = Get UID
21608 yy = Read Block (yy = block number)
21709 yy dd dd dd dd = Write Block (yy = block number; dd dd dd dd = data to be written)
2180C = Reset to Inventory
2190F = Completion
2200A 11 22 33 44 55 66 = Authenticate (11 22 33 44 55 66 = data to authenticate)
221**/
222
223void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
224{
225 switch(cmd[0]){
226 case ISO14443B_REQB : snprintf(exp,size,"REQB");break;
227 case ISO14443B_ATTRIB : snprintf(exp,size,"ATTRIB");break;
228 case ISO14443B_HALT : snprintf(exp,size,"HALT");break;
229 case ISO14443B_INITIATE : snprintf(exp,size,"INITIATE");break;
230 case ISO14443B_SELECT : snprintf(exp,size,"SELECT(%d)",cmd[1]);break;
231 case ISO14443B_GET_UID : snprintf(exp,size,"GET UID");break;
232 case ISO14443B_READ_BLK : snprintf(exp,size,"READ_BLK(%d)", cmd[1]);break;
233 case ISO14443B_WRITE_BLK : snprintf(exp,size,"WRITE_BLK(%d)",cmd[1]);break;
234 case ISO14443B_RESET : snprintf(exp,size,"RESET");break;
235 case ISO14443B_COMPLETION : snprintf(exp,size,"COMPLETION");break;
236 case ISO14443B_AUTHENTICATE : snprintf(exp,size,"AUTHENTICATE");break;
237 default : snprintf(exp,size ,"?");break;
238 }
239
240}
241
242/**
243 * @brief iso14443A_CRC_check Checks CRC in command or response
244 * @param isResponse
245 * @param data
246 * @param len
247 * @return 0 : CRC-command, CRC not ok
248 * 1 : CRC-command, CRC ok
249 * 2 : Not crc-command
250 */
251
252uint8_t iso14443A_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
253{
254 uint8_t b1,b2;
255
256 if(len <= 2) return 2;
257
258 if(isResponse & (len < 6)) return 2;
259
260 ComputeCrc14443(CRC_14443_A, data, len-2, &b1, &b2);
261 if (b1 != data[len-2] || b2 != data[len-1]) {
262 return 0;
263 } else {
264 return 1;
265 }
266}
267
268
269/**
270 * @brief iso14443B_CRC_check Checks CRC in command or response
271 * @param isResponse
272 * @param data
273 * @param len
274 * @return 0 : CRC-command, CRC not ok
275 * 1 : CRC-command, CRC ok
276 * 2 : Not crc-command
277 */
278
279uint8_t iso14443B_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
280{
281 uint8_t b1,b2;
282
283 if(len <= 2) return 2;
284
285 ComputeCrc14443(CRC_14443_B, data, len-2, &b1, &b2);
286 if(b1 != data[len-2] || b2 != data[len-1]) {
287 return 0;
288 }
289 return 1;
290}
291
292/**
293 * @brief iclass_CRC_Ok Checks CRC in command or response
294 * @param isResponse
295 * @param data
296 * @param len
297 * @return 0 : CRC-command, CRC not ok
298 * 1 : CRC-command, CRC ok
299 * 2 : Not crc-command
300 */
301uint8_t iclass_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
302{
303 if(len < 4) return 2;//CRC commands (and responses) are all at least 4 bytes
304
305 uint8_t b1, b2;
306
307 if(!isResponse)//Commands to tag
308 {
309 /**
310 These commands should have CRC. Total length leftmost
311 4 READ
312 4 READ4
313 12 UPDATE - unsecured, ends with CRC16
314 14 UPDATE - secured, ends with signature instead
315 4 PAGESEL
316 **/
317 if(len == 4 || len == 12)//Covers three of them
318 {
319 //Don't include the command byte
320 ComputeCrc14443(CRC_ICLASS, (data+1), len-3, &b1, &b2);
321 return b1 == data[len -2] && b2 == data[len-1];
322 }
323 return 2;
324 }else{
325 /**
326 These tag responses should have CRC. Total length leftmost
327
328 10 READ data[8] crc[2]
329 34 READ4 data[32]crc[2]
330 10 UPDATE data[8] crc[2]
331 10 SELECT csn[8] crc[2]
332 10 IDENTIFY asnb[8] crc[2]
333 10 PAGESEL block1[8] crc[2]
334 10 DETECT csn[8] crc[2]
335
336 These should not
337
338 4 CHECK chip_response[4]
339 8 READCHECK data[8]
340 1 ACTALL sof[1]
341 1 ACT sof[1]
342
343 In conclusion, without looking at the command; any response
344 of length 10 or 34 should have CRC
345 **/
346 if(len != 10 && len != 34) return true;
347
348 ComputeCrc14443(CRC_ICLASS, data, len-2, &b1, &b2);
349 return b1 == data[len -2] && b2 == data[len-1];
350 }
351}
352
353
354bool is_last_record(uint16_t tracepos, uint8_t *trace, uint16_t traceLen)
355{
356 return(tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) >= traceLen);
357}
358
359
360bool next_record_is_response(uint16_t tracepos, uint8_t *trace)
361{
362 uint16_t next_records_datalen = *((uint16_t *)(trace + tracepos + sizeof(uint32_t) + sizeof(uint16_t)));
363
364 return(next_records_datalen & 0x8000);
365}
366
367
368bool 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)
369{
370
371#define MAX_TOPAZ_READER_CMD_LEN 16
372
373 uint32_t last_timestamp = timestamp + *duration;
374
375 if ((*data_len != 1) || (frame[0] == TOPAZ_WUPA) || (frame[0] == TOPAZ_REQA)) return false;
376
377 memcpy(topaz_reader_command, frame, *data_len);
378
379 while (!is_last_record(*tracepos, trace, traceLen) && !next_record_is_response(*tracepos, trace)) {
380 uint32_t next_timestamp = *((uint32_t *)(trace + *tracepos));
381 *tracepos += sizeof(uint32_t);
382 uint16_t next_duration = *((uint16_t *)(trace + *tracepos));
383 *tracepos += sizeof(uint16_t);
384 uint16_t next_data_len = *((uint16_t *)(trace + *tracepos)) & 0x7FFF;
385 *tracepos += sizeof(uint16_t);
386 uint8_t *next_frame = (trace + *tracepos);
387 *tracepos += next_data_len;
388 if ((next_data_len == 1) && (*data_len + next_data_len <= MAX_TOPAZ_READER_CMD_LEN)) {
389 memcpy(topaz_reader_command + *data_len, next_frame, next_data_len);
390 *data_len += next_data_len;
391 last_timestamp = next_timestamp + next_duration;
392 } else {
393 // rewind and exit
394 *tracepos = *tracepos - next_data_len - sizeof(uint16_t) - sizeof(uint16_t) - sizeof(uint32_t);
395 break;
396 }
397 uint16_t next_parity_len = (next_data_len-1)/8 + 1;
398 *tracepos += next_parity_len;
399 }
400
401 *duration = last_timestamp - timestamp;
402
403 return true;
404}
405
406
407uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, uint8_t protocol, bool showWaitCycles, bool markCRCBytes)
408{
409 bool isResponse;
410 uint16_t data_len, parity_len;
411 uint32_t duration;
412 uint8_t topaz_reader_command[9];
413 uint32_t timestamp, first_timestamp, EndOfTransmissionTimestamp;
414 char explanation[30] = {0};
415
416 if (tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) > traceLen) return traceLen;
417
418 first_timestamp = *((uint32_t *)(trace));
419 timestamp = *((uint32_t *)(trace + tracepos));
420
421 tracepos += 4;
422 duration = *((uint16_t *)(trace + tracepos));
423 tracepos += 2;
424 data_len = *((uint16_t *)(trace + tracepos));
425 tracepos += 2;
426
427 if (data_len & 0x8000) {
428 data_len &= 0x7fff;
429 isResponse = true;
430 } else {
431 isResponse = false;
432 }
433 parity_len = (data_len-1)/8 + 1;
434
435 if (tracepos + data_len + parity_len > traceLen) {
436 return traceLen;
437 }
438 uint8_t *frame = trace + tracepos;
439 tracepos += data_len;
440 uint8_t *parityBytes = trace + tracepos;
441 tracepos += parity_len;
442
443 if (protocol == TOPAZ && !isResponse) {
444 // topaz reader commands come in 1 or 9 separate frames with 7 or 8 Bits each.
445 // merge them:
446 if (merge_topaz_reader_frames(timestamp, &duration, &tracepos, traceLen, trace, frame, topaz_reader_command, &data_len)) {
447 frame = topaz_reader_command;
448 }
449 }
450
451 //Check the CRC status
452 uint8_t crcStatus = 2;
453
454 if (data_len > 2) {
455 switch (protocol) {
456 case ICLASS:
457 crcStatus = iclass_CRC_check(isResponse, frame, data_len);
458 break;
459 case ISO_14443B:
460 case TOPAZ:
461 crcStatus = iso14443B_CRC_check(isResponse, frame, data_len);
462 break;
463 case ISO_14443A:
464 crcStatus = iso14443A_CRC_check(isResponse, frame, data_len);
465 break;
466 default:
467 break;
468 }
469 }
470 //0 CRC-command, CRC not ok
471 //1 CRC-command, CRC ok
472 //2 Not crc-command
473
474 //--- Draw the data column
475 char line[16][110];
476
477 for (int j = 0; j < data_len && j/16 < 16; j++) {
478
479 int oddparity = 0x01;
480 int k;
481
482 for (k=0 ; k<8 ; k++) {
483 oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01);
484 }
485 uint8_t parityBits = parityBytes[j>>3];
486 if (isResponse && (oddparity != ((parityBits >> (7-(j&0x0007))) & 0x01))) {
487 snprintf(line[j/16]+(( j % 16) * 4),110, "%02x! ", frame[j]);
488 } else {
489 snprintf(line[j/16]+(( j % 16) * 4),110, "%02x ", frame[j]);
490 }
491 }
492
493 if (markCRCBytes) {
494 //CRC-command
495 if(crcStatus == 0 || crcStatus == 1) {
496 char *pos1 = line[(data_len-2)/16]+(((data_len-2) % 16) * 4);
497 (*pos1) = '[';
498 char *pos2 = line[(data_len)/16]+(((data_len) % 16) * 4);
499 sprintf(pos2, "%c", ']');
500 }
501 }
502
503 if(data_len == 0){
504 sprintf(line[0],"<empty trace - possible error>");
505 }
506 //--- Draw the CRC column
507 char *crc = (crcStatus == 0 ? "!crc" : (crcStatus == 1 ? " ok " : " "));
508
509 EndOfTransmissionTimestamp = timestamp + duration;
510
511 if(!isResponse)
512 {
513 switch(protocol) {
514 case ICLASS: annotateIclass(explanation,sizeof(explanation),frame,data_len); break;
515 case ISO_14443A: annotateIso14443a(explanation,sizeof(explanation),frame,data_len); break;
516 case ISO_14443B: annotateIso14443b(explanation,sizeof(explanation),frame,data_len); break;
517 case TOPAZ: annotateTopaz(explanation,sizeof(explanation),frame,data_len); break;
518 default: break;
519 }
520 }
521
522 int num_lines = MIN((data_len - 1)/16 + 1, 16);
523 for (int j = 0; j < num_lines ; j++) {
524 if (j == 0) {
525 PrintAndLog(" %10d | %10d | %s |%-64s | %s| %s",
526 (timestamp - first_timestamp),
527 (EndOfTransmissionTimestamp - first_timestamp),
528 (isResponse ? "Tag" : "Rdr"),
529 line[j],
530 (j == num_lines-1) ? crc : " ",
531 (j == num_lines-1) ? explanation : "");
532 } else {
533 PrintAndLog(" | | |%-64s | %s| %s",
534 line[j],
535 (j == num_lines-1) ? crc : " ",
536 (j == num_lines-1) ? explanation : "");
537 }
538 }
539
540 if (is_last_record(tracepos, trace, traceLen)) return traceLen;
541
542 if (showWaitCycles && !isResponse && next_record_is_response(tracepos, trace)) {
543 uint32_t next_timestamp = *((uint32_t *)(trace + tracepos));
544 PrintAndLog(" %10d | %10d | %s |fdt (Frame Delay Time): %d",
545 (EndOfTransmissionTimestamp - first_timestamp),
546 (next_timestamp - first_timestamp),
547 " ",
548 (next_timestamp - EndOfTransmissionTimestamp));
549 }
550
551 return tracepos;
552}
553
554
555int CmdHFList(const char *Cmd)
556{
557 bool showWaitCycles = false;
558 bool markCRCBytes = false;
559 char type[40] = {0};
560 int tlen = param_getstr(Cmd,0,type);
561 char param1 = param_getchar(Cmd, 1);
562 char param2 = param_getchar(Cmd, 2);
563 bool errors = false;
564 uint8_t protocol = 0;
565 //Validate params
566
567 if(tlen == 0) {
568 errors = true;
569 }
570
571 if(param1 == 'h'
572 || (param1 != 0 && param1 != 'f' && param1 != 'c')
573 || (param2 != 0 && param2 != 'f' && param2 != 'c')) {
574 errors = true;
575 }
576
577 if(!errors) {
578 if(strcmp(type, "iclass") == 0) {
579 protocol = ICLASS;
580 } else if(strcmp(type, "14a") == 0) {
581 protocol = ISO_14443A;
582 } else if(strcmp(type, "14b") == 0) {
583 protocol = ISO_14443B;
584 } else if(strcmp(type,"topaz")== 0) {
585 protocol = TOPAZ;
586 } else if(strcmp(type,"raw")== 0) {
587 protocol = -1;//No crc, no annotations
588 }else{
589 errors = true;
590 }
591 }
592
593 if (errors) {
594 PrintAndLog("List protocol data in trace buffer.");
595 PrintAndLog("Usage: hf list <protocol> [f][c]");
596 PrintAndLog(" f - show frame delay times as well");
597 PrintAndLog(" c - mark CRC bytes");
598 PrintAndLog("Supported <protocol> values:");
599 PrintAndLog(" raw - just show raw data without annotations");
600 PrintAndLog(" 14a - interpret data as iso14443a communications");
601 PrintAndLog(" 14b - interpret data as iso14443b communications");
602 PrintAndLog(" iclass - interpret data as iclass communications");
603 PrintAndLog(" topaz - interpret data as topaz communications");
604 PrintAndLog("");
605 PrintAndLog("example: hf list 14a f");
606 PrintAndLog("example: hf list iclass");
607 return 0;
608 }
609
610
611 if (param1 == 'f' || param2 == 'f') {
612 showWaitCycles = true;
613 }
614
615 if (param1 == 'c' || param2 == 'c') {
616 markCRCBytes = true;
617 }
618
619 uint8_t *trace;
620 uint16_t tracepos = 0;
621 trace = malloc(USB_CMD_DATA_SIZE);
622
623 // Query for the size of the trace
624 UsbCommand response;
625 GetFromBigBuf(trace, USB_CMD_DATA_SIZE, 0);
626 WaitForResponse(CMD_ACK, &response);
627 uint16_t traceLen = response.arg[2];
628 if (traceLen > USB_CMD_DATA_SIZE) {
629 uint8_t *p = realloc(trace, traceLen);
630 if (p == NULL) {
631 PrintAndLog("Cannot allocate memory for trace");
632 free(trace);
633 return 2;
634 }
635 trace = p;
636 GetFromBigBuf(trace, traceLen, 0);
637 WaitForResponse(CMD_ACK, NULL);
638 }
639
640 PrintAndLog("Recorded Activity (TraceLen = %d bytes)", traceLen);
641 PrintAndLog("");
642 PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer");
643 PrintAndLog("iso14443a - All times are in carrier periods (1/13.56Mhz)");
644 PrintAndLog("iClass - Timings are not as accurate");
645 PrintAndLog("");
646 PrintAndLog(" Start | End | Src | Data (! denotes parity error) | CRC | Annotation |");
647 PrintAndLog("------------|------------|-----|-----------------------------------------------------------------|-----|--------------------|");
648
649 while(tracepos < traceLen)
650 {
651 tracepos = printTraceLine(tracepos, traceLen, trace, protocol, showWaitCycles, markCRCBytes);
652 }
653
654 free(trace);
655 return 0;
656}
657
658int CmdHFSearch(const char *Cmd){
659 int ans = 0;
660 PrintAndLog("");
661 ans = CmdHF14AReader("s");
662 if (ans > 0) {
663 PrintAndLog("\nValid ISO14443A Tag Found - Quiting Search\n");
664 return ans;
665 }
666 ans = HFiClassReader("", false, false);
667 if (ans) {
668 PrintAndLog("\nValid iClass Tag (or PicoPass Tag) Found - Quiting Search\n");
669 return ans;
670 }
671 ans = HF15Reader("", false);
672 if (ans) {
673 PrintAndLog("\nValid ISO15693 Tag Found - Quiting Search\n");
674 return ans;
675 }
676
677
678 //14b has issues currently...
679 //ans = CmdHF14BRead(Cmd);
680 //if (ans > 0) return ans;
681
682 return 0;
683}
684
685static command_t CommandTable[] =
686{
687 {"help", CmdHelp, 1, "This help"},
688 {"14a", CmdHF14A, 1, "{ ISO14443A RFIDs... }"},
689 {"14b", CmdHF14B, 1, "{ ISO14443B RFIDs... }"},
690 {"15", CmdHF15, 1, "{ ISO15693 RFIDs... }"},
691 {"epa", CmdHFEPA, 1, "{ German Identification Card... }"},
692 {"legic", CmdHFLegic, 0, "{ LEGIC RFIDs... }"},
693 {"iclass", CmdHFiClass, 1, "{ ICLASS RFIDs... }"},
694 {"mf", CmdHFMF, 1, "{ MIFARE RFIDs... }"},
695 {"mfu", CmdHFMFUltra, 1, "{ MIFARE Ultralight RFIDs... }"},
696 {"mfdes", CmdHFMFDes, 1, "{ MIFARE Desfire RFIDs... }"},
697 {"topaz", CmdHFTopaz, 1, "{ TOPAZ (NFC Type 1) RFIDs... }"},
698 {"tune", CmdHFTune, 0, "Continuously measure HF antenna tuning"},
699 {"list", CmdHFList, 1, "List protocol data in trace buffer"},
700 {"search", CmdHFSearch, 1, "Search for known HF tags [preliminary]"},
701 {NULL, NULL, 0, NULL}
702};
703
704int CmdHF(const char *Cmd)
705{
706 CmdsParse(CommandTable, Cmd);
707 return 0;
708}
709
710int CmdHelp(const char *Cmd)
711{
712 CmdsHelp(CommandTable);
713 return 0;
714}
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