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a553f267 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
7fe9b0b7 11#include <stdio.h>
4c3de57a 12#include <string.h>
902cb3c0 13#include "proxmark3.h"
7fe9b0b7 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"
5acd09bd 21#include "cmdhfepa.h"
7fe9b0b7 22#include "cmdhflegic.h"
cee5a30d 23#include "cmdhficlass.h"
9ca155ba 24#include "cmdhfmf.h"
5ee70129 25#include "cmdhfmfu.h"
05ddb52c 26#include "cmdhftopaz.h"
b67f7ec3 27#include "protocols.h"
7fe9b0b7 28
29static int CmdHelp(const char *Cmd);
30
31int CmdHFTune(const char *Cmd)
32{
33 UsbCommand c={CMD_MEASURE_ANTENNA_TUNING_HF};
34 SendCommand(&c);
35 return 0;
36}
4c3de57a 37
4c3de57a
MHS		 38
39void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
40{
41 switch(cmd[0])
42 {
41fdd0f0
MHS		 43 case ISO14443A_CMD_WUPA: snprintf(exp,size,"WUPA"); break;
44 case ISO14443A_CMD_ANTICOLL_OR_SELECT:{
4df54240
MHS		 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)
383608a6 47 if(cmd[1] == 0x70)
4c3de57a
MHS		 48 {
49 snprintf(exp,size,"SELECT_UID"); break;
50 }else
51 {
4df54240
MHS		 52 snprintf(exp,size,"ANTICOLL"); break;
53 }
54 }
41fdd0f0 55 case ISO14443A_CMD_ANTICOLL_OR_SELECT_2:{
4df54240
MHS		 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;
4c3de57a
MHS		 64 }
65 }
16a95d76 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;
75377d29 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 }
16a95d76 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;
75377d29 87 case MIFARE_ULC_AUTH_1: snprintf(exp,size,"AUTH "); break;
88 case MIFARE_ULC_AUTH_2: snprintf(exp,size,"AUTH_ANSW"); break;
a2e2bb8a 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;
75377d29 95 case MIFARE_ULEV1_FASTREAD:{
6ce0e538 96 if ( cmdsize >=3 && cmd[2] <= 0xE6)
75377d29 97 snprintf(exp,size,"READ RANGE (%d-%d)",cmd[1],cmd[2]);
98 else
99 snprintf(exp,size,"?");
100 break;
101 }
c585a5cf 102 case MIFARE_ULC_WRITE:{
75377d29 103 if ( cmd[1] < 0x21 )
104 snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]);
105 else
106 snprintf(exp,size,"?");
107 break;
108 }
109 case MIFARE_ULEV1_READ_CNT:{
110 if ( cmd[1] < 5 )
111 snprintf(exp,size,"READ CNT(%d)",cmd[1]);
112 else
113 snprintf(exp,size,"?");
114 break;
115 }
116 case MIFARE_ULEV1_INCR_CNT:{
117 if ( cmd[1] < 5 )
118 snprintf(exp,size,"INCR(%d)",cmd[1]);
119 else
120 snprintf(exp,size,"?");
121 break;
122 }
123 case MIFARE_ULEV1_READSIG: snprintf(exp,size,"READ_SIG"); break;
124 case MIFARE_ULEV1_CHECKTEAR: snprintf(exp,size,"CHK_TEARING(%d)",cmd[1]); break;
125 case MIFARE_ULEV1_VCSL: snprintf(exp,size,"VCSL"); break;
16a95d76 126 default: snprintf(exp,size,"?"); break;
4c3de57a
MHS		 127 }
128 return;
129}
130
131void annotateIclass(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
132{
4c3de57a
MHS		 133 switch(cmd[0])
134 {
337818f7 135 case ICLASS_CMD_ACTALL: snprintf(exp,size,"ACTALL"); break;
4df54240
MHS		 136 case ICLASS_CMD_READ_OR_IDENTIFY:{
137 if(cmdsize > 1){
138 snprintf(exp,size,"READ(%d)",cmd[1]);
139 }else{
140 snprintf(exp,size,"IDENTIFY");
141 }
142 break;
143 }
337818f7 144 case ICLASS_CMD_SELECT: snprintf(exp,size,"SELECT"); break;
49726b40
MHS		 145 case ICLASS_CMD_PAGESEL: snprintf(exp,size,"PAGESEL(%d)", cmd[1]); break;
146 case ICLASS_CMD_READCHECK_KC:snprintf(exp,size,"READCHECK[Kc](%d)", cmd[1]); break;
147 case ICLASS_CMD_READCHECK_KD:snprintf(exp,size,"READCHECK[Kd](%d)", cmd[1]); break;
337818f7 148 case ICLASS_CMD_CHECK: snprintf(exp,size,"CHECK"); break;
49726b40 149 case ICLASS_CMD_DETECT: snprintf(exp,size,"DETECT"); break;
337818f7 150 case ICLASS_CMD_HALT: snprintf(exp,size,"HALT"); break;
49726b40
MHS		 151 case ICLASS_CMD_UPDATE: snprintf(exp,size,"UPDATE(%d)",cmd[1]); break;
152 case ICLASS_CMD_ACT: snprintf(exp,size,"ACT"); break;
153 case ICLASS_CMD_READ4: snprintf(exp,size,"READ4(%d)",cmd[1]); break;
337818f7 154 default: snprintf(exp,size,"?"); break;
4c3de57a
MHS		 155 }
156 return;
157}
158
4df54240
MHS		 159void annotateIso15693(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
160{
161
162 if(cmd[0] == 0x26)
163 {
164 switch(cmd[1]){
165 case ISO15693_INVENTORY :snprintf(exp, size, "INVENTORY");break;
166 case ISO15693_STAYQUIET :snprintf(exp, size, "STAY_QUIET");break;
167 default: snprintf(exp,size,"?"); break;
4c3de57a 168
4df54240
MHS		 169 }
170 }else if(cmd[0] == 0x02)
171 {
172 switch(cmd[1])
173 {
174 case ISO15693_READBLOCK :snprintf(exp, size, "READBLOCK");break;
175 case ISO15693_WRITEBLOCK :snprintf(exp, size, "WRITEBLOCK");break;
176 case ISO15693_LOCKBLOCK :snprintf(exp, size, "LOCKBLOCK");break;
177 case ISO15693_READ_MULTI_BLOCK :snprintf(exp, size, "READ_MULTI_BLOCK");break;
178 case ISO15693_SELECT :snprintf(exp, size, "SELECT");break;
179 case ISO15693_RESET_TO_READY :snprintf(exp, size, "RESET_TO_READY");break;
180 case ISO15693_WRITE_AFI :snprintf(exp, size, "WRITE_AFI");break;
181 case ISO15693_LOCK_AFI :snprintf(exp, size, "LOCK_AFI");break;
182 case ISO15693_WRITE_DSFID :snprintf(exp, size, "WRITE_DSFID");break;
183 case ISO15693_LOCK_DSFID :snprintf(exp, size, "LOCK_DSFID");break;
184 case ISO15693_GET_SYSTEM_INFO :snprintf(exp, size, "GET_SYSTEM_INFO");break;
185 case ISO15693_READ_MULTI_SECSTATUS :snprintf(exp, size, "READ_MULTI_SECSTATUS");break;
41fdd0f0 186 default: snprintf(exp,size,"?"); break;
4df54240
MHS		 187 }
188 }
189}
08e8317c 190
ee1eadee 191
192void annotateTopaz(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
193{
ee1eadee 194 switch(cmd[0]) {
195 case TOPAZ_REQA :snprintf(exp, size, "REQA");break;
196 case TOPAZ_WUPA :snprintf(exp, size, "WUPA");break;
197 case TOPAZ_RID :snprintf(exp, size, "RID");break;
198 case TOPAZ_RALL :snprintf(exp, size, "RALL");break;
199 case TOPAZ_READ :snprintf(exp, size, "READ");break;
200 case TOPAZ_WRITE_E :snprintf(exp, size, "WRITE-E");break;
201 case TOPAZ_WRITE_NE :snprintf(exp, size, "WRITE-NE");break;
48ece4a7 202 case TOPAZ_RSEG :snprintf(exp, size, "RSEG");break;
203 case TOPAZ_READ8 :snprintf(exp, size, "READ8");break;
204 case TOPAZ_WRITE_E8 :snprintf(exp, size, "WRITE-E8");break;
205 case TOPAZ_WRITE_NE8 :snprintf(exp, size, "WRITE-NE8");break;
ee1eadee 206 default: snprintf(exp,size,"?"); break;
207 }
208}
209
210
08e8317c
MHS		 211/**
21206 00 = INITIATE
2130E xx = SELECT ID (xx = Chip-ID)
2140B = Get UID
21508 yy = Read Block (yy = block number)
21609 yy dd dd dd dd = Write Block (yy = block number; dd dd dd dd = data to be written)
2170C = Reset to Inventory
2180F = Completion
2190A 11 22 33 44 55 66 = Authenticate (11 22 33 44 55 66 = data to authenticate)
220**/
221
41fdd0f0
MHS		 222void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
223{
224 switch(cmd[0]){
225 case ISO14443B_REQB : snprintf(exp,size,"REQB");break;
226 case ISO14443B_ATTRIB : snprintf(exp,size,"ATTRIB");break;
227 case ISO14443B_HALT : snprintf(exp,size,"HALT");break;
08e8317c
MHS		 228 case ISO14443B_INITIATE : snprintf(exp,size,"INITIATE");break;
229 case ISO14443B_SELECT : snprintf(exp,size,"SELECT(%d)",cmd[1]);break;
230 case ISO14443B_GET_UID : snprintf(exp,size,"GET UID");break;
231 case ISO14443B_READ_BLK : snprintf(exp,size,"READ_BLK(%d)", cmd[1]);break;
232 case ISO14443B_WRITE_BLK : snprintf(exp,size,"WRITE_BLK(%d)",cmd[1]);break;
233 case ISO14443B_RESET : snprintf(exp,size,"RESET");break;
234 case ISO14443B_COMPLETION : snprintf(exp,size,"COMPLETION");break;
235 case ISO14443B_AUTHENTICATE : snprintf(exp,size,"AUTHENTICATE");break;
236 default : snprintf(exp,size ,"?");break;
41fdd0f0
MHS		 237 }
238
239}
240
241/**
ef00343c 242 * @brief iso14443A_CRC_check Checks CRC in command or response
243 * @param isResponse
244 * @param data
245 * @param len
246 * @return 0 : CRC-command, CRC not ok
247 * 1 : CRC-command, CRC ok
248 * 2 : Not crc-command
249 */
250
251uint8_t iso14443A_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
252{
253 uint8_t b1,b2;
254
255 if(len <= 2) return 2;
256
257 if(isResponse & (len < 6)) return 2;
258
259 ComputeCrc14443(CRC_14443_A, data, len-2, &b1, &b2);
260 if (b1 != data[len-2] || b2 != data[len-1]) {
261 return 0;
262 } else {
263 return 1;
264 }
265}
266
267
268/**
269 * @brief iso14443B_CRC_check Checks CRC in command or response
41fdd0f0
MHS		 270 * @param isResponse
271 * @param data
272 * @param len
273 * @return 0 : CRC-command, CRC not ok
274 * 1 : CRC-command, CRC ok
275 * 2 : Not crc-command
276 */
277
278uint8_t iso14443B_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
279{
280 uint8_t b1,b2;
281
282 if(len <= 2) return 2;
283
284 ComputeCrc14443(CRC_14443_B, data, len-2, &b1, &b2);
285 if(b1 != data[len-2] || b2 != data[len-1]) {
ef00343c 286 return 0;
287 } else {
288 return 1;
41fdd0f0 289 }
41fdd0f0
MHS		 290}
291
49726b40
MHS		 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 */
41fdd0f0 301uint8_t iclass_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
49726b40
MHS		 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}
4c3de57a 352
ee1eadee 353
a8904ebd 354bool is_last_record(uint16_t tracepos, uint8_t *trace, uint16_t traceLen)
4c3de57a 355{
a8904ebd 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
ef00343c 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)
a8904ebd 369{
370
48ece4a7 371#define MAX_TOPAZ_READER_CMD_LEN 16
a8904ebd 372
373 uint32_t last_timestamp = timestamp + *duration;
374
ef00343c 375 if ((*data_len != 1) || (frame[0] == TOPAZ_WUPA) || (frame[0] == TOPAZ_REQA)) return false;
4c3de57a 376
ef00343c 377 memcpy(topaz_reader_command, frame, *data_len);
a8904ebd 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);
ef00343c 382 uint16_t next_duration = *((uint16_t *)(trace + *tracepos));
a8904ebd 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;
ef00343c 388 if ((next_data_len == 1) && (*data_len + next_data_len <= MAX_TOPAZ_READER_CMD_LEN)) {
a8904ebd 389 memcpy(topaz_reader_command + *data_len, next_frame, next_data_len);
390 *data_len += next_data_len;
ef00343c 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 }
a8904ebd 397 uint16_t next_parity_len = (next_data_len-1)/8 + 1;
398 *tracepos += next_parity_len;
399 }
400
401 *duration = last_timestamp - timestamp;
ef00343c 402
403 return true;
ee1eadee 404}
405
406
05ddb52c 407uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, uint8_t protocol, bool showWaitCycles, bool markCRCBytes)
4c3de57a
MHS		 408{
409 bool isResponse;
a8904ebd 410 uint16_t data_len, parity_len;
411 uint32_t duration;
ee1eadee 412 uint8_t topaz_reader_command[9];
4c3de57a
MHS		 413 uint32_t timestamp, first_timestamp, EndOfTransmissionTimestamp;
414 char explanation[30] = {0};
415
f71f4deb 416 if (tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) > traceLen) return traceLen;
417
4c3de57a
MHS		 418 first_timestamp = *((uint32_t *)(trace));
419 timestamp = *((uint32_t *)(trace + tracepos));
4c3de57a
MHS		 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
f71f4deb 435 if (tracepos + data_len + parity_len > traceLen) {
436 return traceLen;
4c3de57a 437 }
4c3de57a
MHS		 438 uint8_t *frame = trace + tracepos;
439 tracepos += data_len;
440 uint8_t *parityBytes = trace + tracepos;
441 tracepos += parity_len;
442
ee1eadee 443 if (protocol == TOPAZ && !isResponse) {
ef00343c 444 // topaz reader commands come in 1 or 9 separate frames with 7 or 8 Bits each.
ee1eadee 445 // merge them:
ef00343c 446 if (merge_topaz_reader_frames(timestamp, &duration, &tracepos, traceLen, trace, frame, topaz_reader_command, &data_len)) {
447 frame = topaz_reader_command;
448 }
ee1eadee 449 }
450
27eabcdc
MHS		 451 //Check the CRC status
452 uint8_t crcStatus = 2;
453
454 if (data_len > 2) {
ee1eadee 455 switch (protocol) {
456 case ICLASS:
457 crcStatus = iclass_CRC_check(isResponse, frame, data_len);
458 break;
459 case ISO_14443B:
ef00343c 460 case TOPAZ:
a8904ebd 461 crcStatus = iso14443B_CRC_check(isResponse, frame, data_len);
ee1eadee 462 break;
463 case ISO_14443A:
ef00343c 464 crcStatus = iso14443A_CRC_check(isResponse, frame, data_len);
ee1eadee 465 break;
466 default:
467 break;
27eabcdc
MHS		 468 }
469 }
470 //0 CRC-command, CRC not ok
471 //1 CRC-command, CRC ok
472 //2 Not crc-command
9e8255d4 473
4c3de57a 474 //--- Draw the data column
9e8255d4 475 //char line[16][110];
4c3de57a 476 char line[16][110];
9e8255d4
MHS		 477
478 for (int j = 0; j < data_len && j/16 < 16; j++) {
479
4c3de57a
MHS		 480 int oddparity = 0x01;
481 int k;
482
483 for (k=0 ; k<8 ; k++) {
484 oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01);
485 }
4c3de57a 486 uint8_t parityBits = parityBytes[j>>3];
5330f532 487 if (protocol != ISO_14443B && (isResponse || protocol == ISO_14443A) && (oddparity != ((parityBits >> (7-(j&0x0007))) & 0x01))) {
9e8255d4 488 snprintf(line[j/16]+(( j % 16) * 4),110, "%02x! ", frame[j]);
4c3de57a 489 } else {
ef00343c 490 snprintf(line[j/16]+(( j % 16) * 4), 110, " %02x ", frame[j]);
9e8255d4 491 }
27eabcdc
MHS		 492
493 }
05ddb52c 494
495 if (markCRCBytes) {
496 if(crcStatus == 0 || crcStatus == 1)
497 {//CRC-command
498 char *pos1 = line[(data_len-2)/16]+(((data_len-2) % 16) * 4);
499 (*pos1) = '[';
500 char *pos2 = line[(data_len)/16]+(((data_len) % 16) * 4);
501 sprintf(pos2, "%c", ']');
502 }
9e8255d4 503 }
05ddb52c 504
9e8255d4
MHS		 505 if(data_len == 0)
506 {
507 if(data_len == 0){
508 sprintf(line[0],"<empty trace - possible error>");
4c3de57a
MHS		 509 }
510 }
511 //--- Draw the CRC column
4c3de57a 512
49726b40 513 char *crc = (crcStatus == 0 ? "!crc" : (crcStatus == 1 ? " ok " : " "));
4c3de57a
MHS		 514
515 EndOfTransmissionTimestamp = timestamp + duration;
516
517 if(!isResponse)
518 {
ee1eadee 519 switch(protocol) {
520 case ICLASS: annotateIclass(explanation,sizeof(explanation),frame,data_len); break;
521 case ISO_14443A: annotateIso14443a(explanation,sizeof(explanation),frame,data_len); break;
522 case ISO_14443B: annotateIso14443b(explanation,sizeof(explanation),frame,data_len); break;
523 case TOPAZ: annotateTopaz(explanation,sizeof(explanation),frame,data_len); break;
524 default: break;
525 }
4c3de57a
MHS		 526 }
527
9e8255d4
MHS		 528 int num_lines = MIN((data_len - 1)/16 + 1, 16);
529 for (int j = 0; j < num_lines ; j++) {
4c3de57a 530 if (j == 0) {
48ece4a7 531 PrintAndLog(" %10d | %10d | %s |%-64s | %s| %s",
4c3de57a
MHS		 532 (timestamp - first_timestamp),
533 (EndOfTransmissionTimestamp - first_timestamp),
534 (isResponse ? "Tag" : "Rdr"),
535 line[j],
536 (j == num_lines-1) ? crc : " ",
537 (j == num_lines-1) ? explanation : "");
538 } else {
48ece4a7 539 PrintAndLog(" | | |%-64s | %s| %s",
4c3de57a 540 line[j],
ee1eadee 541 (j == num_lines-1) ? crc : " ",
4c3de57a
MHS		 542 (j == num_lines-1) ? explanation : "");
543 }
544 }
545
a8904ebd 546 if (is_last_record(tracepos, trace, traceLen)) return traceLen;
f71f4deb 547
a8904ebd 548 if (showWaitCycles && !isResponse && next_record_is_response(tracepos, trace)) {
4c3de57a 549 uint32_t next_timestamp = *((uint32_t *)(trace + tracepos));
a8904ebd 550 PrintAndLog(" %9d | %9d | %s | fdt (Frame Delay Time): %d",
551 (EndOfTransmissionTimestamp - first_timestamp),
552 (next_timestamp - first_timestamp),
553 " ",
554 (next_timestamp - EndOfTransmissionTimestamp));
4c3de57a 555 }
f71f4deb 556
4c3de57a
MHS		 557 return tracepos;
558}
559
f71f4deb 560
4c3de57a
MHS		 561int CmdHFList(const char *Cmd)
562{
563 bool showWaitCycles = false;
05ddb52c 564 bool markCRCBytes = false;
4c3de57a
MHS		 565 char type[40] = {0};
566 int tlen = param_getstr(Cmd,0,type);
05ddb52c 567 char param1 = param_getchar(Cmd, 1);
568 char param2 = param_getchar(Cmd, 2);
4c3de57a 569 bool errors = false;
b689b842 570 uint8_t protocol = 0;
4c3de57a 571 //Validate params
05ddb52c 572
573 if(tlen == 0) {
4c3de57a
MHS		 574 errors = true;
575 }
05ddb52c 576
577 if(param1 == 'h'
578 || (param1 != 0 && param1 != 'f' && param1 != 'c')
579 || (param2 != 0 && param2 != 'f' && param2 != 'c')) {
4c3de57a
MHS		 580 errors = true;
581 }
05ddb52c 582
583 if(!errors) {
ee1eadee 584 if(strcmp(type, "iclass") == 0) {
b689b842 585 protocol = ICLASS;
ee1eadee 586 } else if(strcmp(type, "14a") == 0) {
b689b842 587 protocol = ISO_14443A;
ee1eadee 588 } else if(strcmp(type, "14b") == 0) {
b689b842 589 protocol = ISO_14443B;
ef00343c 590 } else if(strcmp(type,"topaz")== 0) {
ee1eadee 591 protocol = TOPAZ;
592 } else if(strcmp(type,"raw")== 0) {
b689b842 593 protocol = -1;//No crc, no annotations
ee1eadee 594 } else {
b689b842
MHS		 595 errors = true;
596 }
597 }
4c3de57a
MHS		 598
599 if (errors) {
600 PrintAndLog("List protocol data in trace buffer.");
05ddb52c 601 PrintAndLog("Usage: hf list <protocol> [f][c]");
92623113 602 PrintAndLog(" f - show frame delay times as well");
05ddb52c 603 PrintAndLog(" c - mark CRC bytes");
92623113
MHS		 604 PrintAndLog("Supported <protocol> values:");
605 PrintAndLog(" raw - just show raw data without annotations");
337818f7 606 PrintAndLog(" 14a - interpret data as iso14443a communications");
41fdd0f0 607 PrintAndLog(" 14b - interpret data as iso14443b communications");
4c3de57a 608 PrintAndLog(" iclass - interpret data as iclass communications");
ee1eadee 609 PrintAndLog(" topaz - interpret data as topaz communications");
4c3de57a
MHS		 610 PrintAndLog("");
611 PrintAndLog("example: hf list 14a f");
612 PrintAndLog("example: hf list iclass");
613 return 0;
614 }
b689b842 615
4c3de57a 616
05ddb52c 617 if (param1 == 'f' || param2 == 'f') {
4c3de57a
MHS		 618 showWaitCycles = true;
619 }
620
05ddb52c 621 if (param1 == 'c' || param2 == 'c') {
622 markCRCBytes = true;
623 }
4c3de57a 624
f71f4deb 625 uint8_t *trace;
4c3de57a 626 uint16_t tracepos = 0;
f71f4deb 627 trace = malloc(USB_CMD_DATA_SIZE);
628
629 // Query for the size of the trace
630 UsbCommand response;
631 GetFromBigBuf(trace, USB_CMD_DATA_SIZE, 0);
632 WaitForResponse(CMD_ACK, &response);
633 uint16_t traceLen = response.arg[2];
634 if (traceLen > USB_CMD_DATA_SIZE) {
635 uint8_t *p = realloc(trace, traceLen);
636 if (p == NULL) {
637 PrintAndLog("Cannot allocate memory for trace");
638 free(trace);
639 return 2;
640 }
641 trace = p;
642 GetFromBigBuf(trace, traceLen, 0);
643 WaitForResponse(CMD_ACK, NULL);
644 }
645
646 PrintAndLog("Recorded Activity (TraceLen = %d bytes)", traceLen);
4c3de57a
MHS		 647 PrintAndLog("");
648 PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer");
649 PrintAndLog("iso14443a - All times are in carrier periods (1/13.56Mhz)");
650 PrintAndLog("iClass - Timings are not as accurate");
651 PrintAndLog("");
de15fc5f 652 PrintAndLog(" Start | End | Src | Data (! denotes parity error) | CRC | Annotation |");
653 PrintAndLog("------------|------------|-----|-----------------------------------------------------------------|-----|--------------------|");
4c3de57a 654
f71f4deb 655 while(tracepos < traceLen)
4c3de57a 656 {
05ddb52c 657 tracepos = printTraceLine(tracepos, traceLen, trace, protocol, showWaitCycles, markCRCBytes);
4c3de57a 658 }
f71f4deb 659
660 free(trace);
4c3de57a
MHS		 661 return 0;
662}
663
8ceb6b03 664int CmdHFSearch(const char *Cmd){
665 int ans = 0;
6ce0e538 666 PrintAndLog("");
667 ans = CmdHF14AReader("s");
668 if (ans > 0) {
669 PrintAndLog("\nValid ISO14443A Tag Found - Quiting Search\n");
670 return ans;
ff4fdb32 671 }
aa53efc3 672 ans = HFiClassReader("", false, false);
ff4fdb32 673 if (ans) {
aa53efc3 674 PrintAndLog("\nValid iClass Tag (or PicoPass Tag) Found - Quiting Search\n");
ff4fdb32 675 return ans;
676 }
aa53efc3 677 ans = HF14BInfo(false);
6ce0e538 678 if (ans) {
aa53efc3 679 PrintAndLog("\nValid ISO14443B Tag Found - Quiting Search\n");
6ce0e538 680 return ans;
681 }
682 ans = HF15Reader("", false);
683 if (ans) {
684 PrintAndLog("\nValid ISO15693 Tag Found - Quiting Search\n");
685 return ans;
686 }
ff4fdb32 687 PrintAndLog("\nno known/supported 13.56 MHz tags found\n");
8ceb6b03 688 return 0;
689}
7fe9b0b7 690
0472d76d 691int CmdHFSnoop(const char *Cmd)
692{
693 char * pEnd;
694 UsbCommand c = {CMD_HF_SNIFFER, {strtol(Cmd, &pEnd,0),strtol(pEnd, &pEnd,0),0}};
695 SendCommand(&c);
696 return 0;
697}
698
7fe9b0b7 699static command_t CommandTable[] =
700{
05ddb52c 701 {"help", CmdHelp, 1, "This help"},
702 {"14a", CmdHF14A, 1, "{ ISO14443A RFIDs... }"},
703 {"14b", CmdHF14B, 1, "{ ISO14443B RFIDs... }"},
704 {"15", CmdHF15, 1, "{ ISO15693 RFIDs... }"},
705 {"epa", CmdHFEPA, 1, "{ German Identification Card... }"},
706 {"legic", CmdHFLegic, 0, "{ LEGIC RFIDs... }"},
707 {"iclass", CmdHFiClass, 1, "{ ICLASS RFIDs... }"},
708 {"mf", CmdHFMF, 1, "{ MIFARE RFIDs... }"},
709 {"mfu", CmdHFMFUltra, 1, "{ MIFARE Ultralight RFIDs... }"},
710 {"topaz", CmdHFTopaz, 1, "{ TOPAZ (NFC Type 1) RFIDs... }"},
711 {"tune", CmdHFTune, 0, "Continuously measure HF antenna tuning"},
712 {"list", CmdHFList, 1, "List protocol data in trace buffer"},
7624e8b2 713 {"search", CmdHFSearch, 1, "Search for known HF tags [preliminary]"},
b2fe0e77 714 {"snoop", CmdHFSnoop, 0, "<samples to skip (10000)> <triggers to skip (1)> Generic HF Snoop"},
05ddb52c 715 {NULL, NULL, 0, NULL}
7fe9b0b7 716};
717
718int CmdHF(const char *Cmd)
719{
720 CmdsParse(CommandTable, Cmd);
721 return 0;
722}
723
724int CmdHelp(const char *Cmd)
725{
726 CmdsHelp(CommandTable);
727 return 0;
728}
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