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a553f267 1//-----------------------------------------------------------------------------
2// Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
4f131b53 3// Merlok - 2017
a553f267 4//
5// This code is licensed to you under the terms of the GNU GPL, version 2 or,
6// at your option, any later version. See the LICENSE.txt file for the text of
7// the license.
8//-----------------------------------------------------------------------------
9// High frequency commands
10//-----------------------------------------------------------------------------
11
acf0582d 12#include <stdlib.h>
7fe9b0b7 13#include <stdio.h>
4c3de57a 14#include <string.h>
902cb3c0 15#include "proxmark3.h"
7cb8516c 16#include "util.h"
acf0582d 17#include "data.h"
7fe9b0b7 18#include "ui.h"
7cb8516c 19#include "iso14443crc.h"
1f065e1d 20#include "parity.h"
7cb8516c 21#include "cmdmain.h"
7fe9b0b7 22#include "cmdparser.h"
23#include "cmdhf.h"
24#include "cmdhf14a.h"
25#include "cmdhf14b.h"
26#include "cmdhf15.h"
5acd09bd 27#include "cmdhfepa.h"
7fe9b0b7 28#include "cmdhflegic.h"
cee5a30d 29#include "cmdhficlass.h"
9ca155ba 30#include "cmdhfmf.h"
5ee70129 31#include "cmdhfmfu.h"
05ddb52c 32#include "cmdhftopaz.h"
b67f7ec3 33#include "protocols.h"
3c5fce2b 34#include "emv/cmdemv.h"
4f131b53 35#include "cmdhflist.h"
7fe9b0b7 36
37static int CmdHelp(const char *Cmd);
38
39int CmdHFTune(const char *Cmd)
40{
41 UsbCommand c={CMD_MEASURE_ANTENNA_TUNING_HF};
42 SendCommand(&c);
43 return 0;
44}
4c3de57a 45
4c3de57a
MHS		 46void annotateIclass(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
47{
4c3de57a
MHS		 48 switch(cmd[0])
49 {
337818f7 50 case ICLASS_CMD_ACTALL: snprintf(exp,size,"ACTALL"); break;
4df54240
MHS		 51 case ICLASS_CMD_READ_OR_IDENTIFY:{
52 if(cmdsize > 1){
53 snprintf(exp,size,"READ(%d)",cmd[1]);
54 }else{
55 snprintf(exp,size,"IDENTIFY");
56 }
57 break;
58 }
337818f7 59 case ICLASS_CMD_SELECT: snprintf(exp,size,"SELECT"); break;
49726b40
MHS		 60 case ICLASS_CMD_PAGESEL: snprintf(exp,size,"PAGESEL(%d)", cmd[1]); break;
61 case ICLASS_CMD_READCHECK_KC:snprintf(exp,size,"READCHECK[Kc](%d)", cmd[1]); break;
62 case ICLASS_CMD_READCHECK_KD:snprintf(exp,size,"READCHECK[Kd](%d)", cmd[1]); break;
337818f7 63 case ICLASS_CMD_CHECK: snprintf(exp,size,"CHECK"); break;
49726b40 64 case ICLASS_CMD_DETECT: snprintf(exp,size,"DETECT"); break;
337818f7 65 case ICLASS_CMD_HALT: snprintf(exp,size,"HALT"); break;
49726b40
MHS		 66 case ICLASS_CMD_UPDATE: snprintf(exp,size,"UPDATE(%d)",cmd[1]); break;
67 case ICLASS_CMD_ACT: snprintf(exp,size,"ACT"); break;
68 case ICLASS_CMD_READ4: snprintf(exp,size,"READ4(%d)",cmd[1]); break;
337818f7 69 default: snprintf(exp,size,"?"); break;
4c3de57a
MHS		 70 }
71 return;
72}
73
4df54240
MHS		 74void annotateIso15693(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
75{
76
77 if(cmd[0] == 0x26)
78 {
79 switch(cmd[1]){
80 case ISO15693_INVENTORY :snprintf(exp, size, "INVENTORY");break;
81 case ISO15693_STAYQUIET :snprintf(exp, size, "STAY_QUIET");break;
82 default: snprintf(exp,size,"?"); break;
4c3de57a 83
4df54240
MHS		 84 }
85 }else if(cmd[0] == 0x02)
86 {
87 switch(cmd[1])
88 {
89 case ISO15693_READBLOCK :snprintf(exp, size, "READBLOCK");break;
90 case ISO15693_WRITEBLOCK :snprintf(exp, size, "WRITEBLOCK");break;
91 case ISO15693_LOCKBLOCK :snprintf(exp, size, "LOCKBLOCK");break;
92 case ISO15693_READ_MULTI_BLOCK :snprintf(exp, size, "READ_MULTI_BLOCK");break;
93 case ISO15693_SELECT :snprintf(exp, size, "SELECT");break;
94 case ISO15693_RESET_TO_READY :snprintf(exp, size, "RESET_TO_READY");break;
95 case ISO15693_WRITE_AFI :snprintf(exp, size, "WRITE_AFI");break;
96 case ISO15693_LOCK_AFI :snprintf(exp, size, "LOCK_AFI");break;
97 case ISO15693_WRITE_DSFID :snprintf(exp, size, "WRITE_DSFID");break;
98 case ISO15693_LOCK_DSFID :snprintf(exp, size, "LOCK_DSFID");break;
99 case ISO15693_GET_SYSTEM_INFO :snprintf(exp, size, "GET_SYSTEM_INFO");break;
100 case ISO15693_READ_MULTI_SECSTATUS :snprintf(exp, size, "READ_MULTI_SECSTATUS");break;
41fdd0f0 101 default: snprintf(exp,size,"?"); break;
4df54240
MHS		 102 }
103 }
104}
08e8317c 105
ee1eadee 106
107void annotateTopaz(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
108{
ee1eadee 109 switch(cmd[0]) {
110 case TOPAZ_REQA :snprintf(exp, size, "REQA");break;
111 case TOPAZ_WUPA :snprintf(exp, size, "WUPA");break;
112 case TOPAZ_RID :snprintf(exp, size, "RID");break;
113 case TOPAZ_RALL :snprintf(exp, size, "RALL");break;
114 case TOPAZ_READ :snprintf(exp, size, "READ");break;
115 case TOPAZ_WRITE_E :snprintf(exp, size, "WRITE-E");break;
116 case TOPAZ_WRITE_NE :snprintf(exp, size, "WRITE-NE");break;
48ece4a7 117 case TOPAZ_RSEG :snprintf(exp, size, "RSEG");break;
118 case TOPAZ_READ8 :snprintf(exp, size, "READ8");break;
119 case TOPAZ_WRITE_E8 :snprintf(exp, size, "WRITE-E8");break;
120 case TOPAZ_WRITE_NE8 :snprintf(exp, size, "WRITE-NE8");break;
ee1eadee 121 default: snprintf(exp,size,"?"); break;
122 }
123}
124
125
08e8317c
MHS		 126/**
12706 00 = INITIATE
1280E xx = SELECT ID (xx = Chip-ID)
1290B = Get UID
13008 yy = Read Block (yy = block number)
13109 yy dd dd dd dd = Write Block (yy = block number; dd dd dd dd = data to be written)
1320C = Reset to Inventory
1330F = Completion
1340A 11 22 33 44 55 66 = Authenticate (11 22 33 44 55 66 = data to authenticate)
135**/
136
41fdd0f0
MHS		 137void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
138{
139 switch(cmd[0]){
140 case ISO14443B_REQB : snprintf(exp,size,"REQB");break;
141 case ISO14443B_ATTRIB : snprintf(exp,size,"ATTRIB");break;
142 case ISO14443B_HALT : snprintf(exp,size,"HALT");break;
08e8317c
MHS		 143 case ISO14443B_INITIATE : snprintf(exp,size,"INITIATE");break;
144 case ISO14443B_SELECT : snprintf(exp,size,"SELECT(%d)",cmd[1]);break;
145 case ISO14443B_GET_UID : snprintf(exp,size,"GET UID");break;
146 case ISO14443B_READ_BLK : snprintf(exp,size,"READ_BLK(%d)", cmd[1]);break;
147 case ISO14443B_WRITE_BLK : snprintf(exp,size,"WRITE_BLK(%d)",cmd[1]);break;
148 case ISO14443B_RESET : snprintf(exp,size,"RESET");break;
149 case ISO14443B_COMPLETION : snprintf(exp,size,"COMPLETION");break;
150 case ISO14443B_AUTHENTICATE : snprintf(exp,size,"AUTHENTICATE");break;
151 default : snprintf(exp,size ,"?");break;
41fdd0f0
MHS		 152 }
153
154}
155
ef00343c 156/**
157 * @brief iso14443B_CRC_check Checks CRC in command or response
41fdd0f0
MHS		 158 * @param isResponse
159 * @param data
160 * @param len
161 * @return 0 : CRC-command, CRC not ok
162 * 1 : CRC-command, CRC ok
163 * 2 : Not crc-command
164 */
165
166uint8_t iso14443B_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
167{
168 uint8_t b1,b2;
169
170 if(len <= 2) return 2;
171
172 ComputeCrc14443(CRC_14443_B, data, len-2, &b1, &b2);
173 if(b1 != data[len-2] || b2 != data[len-1]) {
ef00343c 174 return 0;
175 } else {
176 return 1;
41fdd0f0 177 }
41fdd0f0
MHS		 178}
179
49726b40
MHS		 180/**
181 * @brief iclass_CRC_Ok Checks CRC in command or response
182 * @param isResponse
183 * @param data
184 * @param len
185 * @return 0 : CRC-command, CRC not ok
186 * 1 : CRC-command, CRC ok
187 * 2 : Not crc-command
188 */
41fdd0f0 189uint8_t iclass_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
49726b40
MHS		 190{
191 if(len < 4) return 2;//CRC commands (and responses) are all at least 4 bytes
192
193 uint8_t b1, b2;
194
195 if(!isResponse)//Commands to tag
196 {
197 /**
198 These commands should have CRC. Total length leftmost
199 4 READ
200 4 READ4
201 12 UPDATE - unsecured, ends with CRC16
202 14 UPDATE - secured, ends with signature instead
203 4 PAGESEL
204 **/
205 if(len == 4 || len == 12)//Covers three of them
206 {
207 //Don't include the command byte
208 ComputeCrc14443(CRC_ICLASS, (data+1), len-3, &b1, &b2);
209 return b1 == data[len -2] && b2 == data[len-1];
210 }
211 return 2;
212 }else{
213 /**
214 These tag responses should have CRC. Total length leftmost
215
216 10 READ data[8] crc[2]
217 34 READ4 data[32]crc[2]
218 10 UPDATE data[8] crc[2]
219 10 SELECT csn[8] crc[2]
220 10 IDENTIFY asnb[8] crc[2]
221 10 PAGESEL block1[8] crc[2]
222 10 DETECT csn[8] crc[2]
223
224 These should not
225
226 4 CHECK chip_response[4]
227 8 READCHECK data[8]
228 1 ACTALL sof[1]
229 1 ACT sof[1]
230
231 In conclusion, without looking at the command; any response
232 of length 10 or 34 should have CRC
233 **/
234 if(len != 10 && len != 34) return true;
235
236 ComputeCrc14443(CRC_ICLASS, data, len-2, &b1, &b2);
237 return b1 == data[len -2] && b2 == data[len-1];
238 }
239}
4c3de57a 240
ee1eadee 241
a8904ebd 242bool is_last_record(uint16_t tracepos, uint8_t *trace, uint16_t traceLen)
4c3de57a 243{
a8904ebd 244 return(tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) >= traceLen);
245}
246
247
248bool next_record_is_response(uint16_t tracepos, uint8_t *trace)
249{
250 uint16_t next_records_datalen = *((uint16_t *)(trace + tracepos + sizeof(uint32_t) + sizeof(uint16_t)));
251
252 return(next_records_datalen & 0x8000);
253}
254
255
ef00343c 256bool 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 257{
258
48ece4a7 259#define MAX_TOPAZ_READER_CMD_LEN 16
a8904ebd 260
261 uint32_t last_timestamp = timestamp + *duration;
262
ef00343c 263 if ((*data_len != 1) || (frame[0] == TOPAZ_WUPA) || (frame[0] == TOPAZ_REQA)) return false;
4c3de57a 264
ef00343c 265 memcpy(topaz_reader_command, frame, *data_len);
a8904ebd 266
267 while (!is_last_record(*tracepos, trace, traceLen) && !next_record_is_response(*tracepos, trace)) {
268 uint32_t next_timestamp = *((uint32_t *)(trace + *tracepos));
269 *tracepos += sizeof(uint32_t);
ef00343c 270 uint16_t next_duration = *((uint16_t *)(trace + *tracepos));
a8904ebd 271 *tracepos += sizeof(uint16_t);
272 uint16_t next_data_len = *((uint16_t *)(trace + *tracepos)) & 0x7FFF;
273 *tracepos += sizeof(uint16_t);
274 uint8_t *next_frame = (trace + *tracepos);
275 *tracepos += next_data_len;
ef00343c 276 if ((next_data_len == 1) && (*data_len + next_data_len <= MAX_TOPAZ_READER_CMD_LEN)) {
a8904ebd 277 memcpy(topaz_reader_command + *data_len, next_frame, next_data_len);
278 *data_len += next_data_len;
ef00343c 279 last_timestamp = next_timestamp + next_duration;
280 } else {
281 // rewind and exit
282 *tracepos = *tracepos - next_data_len - sizeof(uint16_t) - sizeof(uint16_t) - sizeof(uint32_t);
283 break;
284 }
a8904ebd 285 uint16_t next_parity_len = (next_data_len-1)/8 + 1;
286 *tracepos += next_parity_len;
287 }
288
289 *duration = last_timestamp - timestamp;
ef00343c 290
291 return true;
ee1eadee 292}
293
294
05ddb52c 295uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, uint8_t protocol, bool showWaitCycles, bool markCRCBytes)
4c3de57a
MHS		 296{
297 bool isResponse;
a8904ebd 298 uint16_t data_len, parity_len;
299 uint32_t duration;
ee1eadee 300 uint8_t topaz_reader_command[9];
4c3de57a
MHS		 301 uint32_t timestamp, first_timestamp, EndOfTransmissionTimestamp;
302 char explanation[30] = {0};
7b215d14
OM		 303 uint8_t mfData[32] = {0};
304 size_t mfDataLen = 0;
4c3de57a 305
f71f4deb 306 if (tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) > traceLen) return traceLen;
307
4c3de57a
MHS		 308 first_timestamp = *((uint32_t *)(trace));
309 timestamp = *((uint32_t *)(trace + tracepos));
4c3de57a
MHS		 310
311 tracepos += 4;
312 duration = *((uint16_t *)(trace + tracepos));
313 tracepos += 2;
314 data_len = *((uint16_t *)(trace + tracepos));
315 tracepos += 2;
316
317 if (data_len & 0x8000) {
318 data_len &= 0x7fff;
319 isResponse = true;
320 } else {
321 isResponse = false;
322 }
323 parity_len = (data_len-1)/8 + 1;
324
f71f4deb 325 if (tracepos + data_len + parity_len > traceLen) {
326 return traceLen;
4c3de57a 327 }
4c3de57a
MHS		 328 uint8_t *frame = trace + tracepos;
329 tracepos += data_len;
330 uint8_t *parityBytes = trace + tracepos;
331 tracepos += parity_len;
332
ee1eadee 333 if (protocol == TOPAZ && !isResponse) {
ef00343c 334 // topaz reader commands come in 1 or 9 separate frames with 7 or 8 Bits each.
ee1eadee 335 // merge them:
ef00343c 336 if (merge_topaz_reader_frames(timestamp, &duration, &tracepos, traceLen, trace, frame, topaz_reader_command, &data_len)) {
337 frame = topaz_reader_command;
338 }
ee1eadee 339 }
340
27eabcdc
MHS		 341 //Check the CRC status
342 uint8_t crcStatus = 2;
343
344 if (data_len > 2) {
ee1eadee 345 switch (protocol) {
346 case ICLASS:
347 crcStatus = iclass_CRC_check(isResponse, frame, data_len);
348 break;
349 case ISO_14443B:
ef00343c 350 case TOPAZ:
a8904ebd 351 crcStatus = iso14443B_CRC_check(isResponse, frame, data_len);
ee1eadee 352 break;
4f131b53 353 case PROTO_MIFARE:
6612a5a2 354 crcStatus = mifare_CRC_check(isResponse, frame, data_len);
355 break;
ee1eadee 356 case ISO_14443A:
ef00343c 357 crcStatus = iso14443A_CRC_check(isResponse, frame, data_len);
ee1eadee 358 break;
359 default:
360 break;
27eabcdc
MHS		 361 }
362 }
363 //0 CRC-command, CRC not ok
364 //1 CRC-command, CRC ok
365 //2 Not crc-command
9e8255d4 366
4c3de57a 367 //--- Draw the data column
9e8255d4 368 //char line[16][110];
4c3de57a 369 char line[16][110];
9e8255d4
MHS		 370
371 for (int j = 0; j < data_len && j/16 < 16; j++) {
372
4c3de57a 373 uint8_t parityBits = parityBytes[j>>3];
1f065e1d 374 if (protocol != ISO_14443B && (isResponse || protocol == ISO_14443A) && (oddparity8(frame[j]) != ((parityBits >> (7-(j&0x0007))) & 0x01))) {
9e8255d4 375 snprintf(line[j/16]+(( j % 16) * 4),110, "%02x! ", frame[j]);
4c3de57a 376 } else {
ef00343c 377 snprintf(line[j/16]+(( j % 16) * 4), 110, " %02x ", frame[j]);
9e8255d4 378 }
27eabcdc
MHS		 379
380 }
05ddb52c 381
382 if (markCRCBytes) {
383 if(crcStatus == 0 || crcStatus == 1)
384 {//CRC-command
385 char *pos1 = line[(data_len-2)/16]+(((data_len-2) % 16) * 4);
386 (*pos1) = '[';
387 char *pos2 = line[(data_len)/16]+(((data_len) % 16) * 4);
388 sprintf(pos2, "%c", ']');
389 }
9e8255d4 390 }
05ddb52c 391
9e8255d4
MHS		 392 if(data_len == 0)
393 {
394 if(data_len == 0){
395 sprintf(line[0],"<empty trace - possible error>");
4c3de57a
MHS		 396 }
397 }
398 //--- Draw the CRC column
4c3de57a 399
49726b40 400 char *crc = (crcStatus == 0 ? "!crc" : (crcStatus == 1 ? " ok " : " "));
4c3de57a
MHS		 401
402 EndOfTransmissionTimestamp = timestamp + duration;
403
6612a5a2 404 if (protocol == PROTO_MIFARE)
b957bcd3 405 annotateMifare(explanation, sizeof(explanation), frame, data_len, parityBytes, parity_len, isResponse);
6612a5a2 406
4c3de57a
MHS		 407 if(!isResponse)
408 {
ee1eadee 409 switch(protocol) {
410 case ICLASS: annotateIclass(explanation,sizeof(explanation),frame,data_len); break;
411 case ISO_14443A: annotateIso14443a(explanation,sizeof(explanation),frame,data_len); break;
412 case ISO_14443B: annotateIso14443b(explanation,sizeof(explanation),frame,data_len); break;
413 case TOPAZ: annotateTopaz(explanation,sizeof(explanation),frame,data_len); break;
414 default: break;
415 }
4c3de57a
MHS		 416 }
417
9e8255d4
MHS		 418 int num_lines = MIN((data_len - 1)/16 + 1, 16);
419 for (int j = 0; j < num_lines ; j++) {
4c3de57a 420 if (j == 0) {
48ece4a7 421 PrintAndLog(" %10d | %10d | %s |%-64s | %s| %s",
4c3de57a
MHS		 422 (timestamp - first_timestamp),
423 (EndOfTransmissionTimestamp - first_timestamp),
424 (isResponse ? "Tag" : "Rdr"),
425 line[j],
426 (j == num_lines-1) ? crc : " ",
427 (j == num_lines-1) ? explanation : "");
428 } else {
48ece4a7 429 PrintAndLog(" | | |%-64s | %s| %s",
4c3de57a 430 line[j],
ee1eadee 431 (j == num_lines-1) ? crc : " ",
4c3de57a
MHS		 432 (j == num_lines-1) ? explanation : "");
433 }
434 }
b957bcd3 435
7b215d14 436 if (DecodeMifareData(frame, data_len, isResponse, mfData, &mfDataLen)) {
28ee794f
OM		 437 annotateIso14443a(explanation, sizeof(explanation), mfData, mfDataLen);
438
439 PrintAndLog(" | * | dec |%-64s | %-4s| %s",
7b215d14
OM		 440 sprint_hex(mfData, mfDataLen),
441 "",
28ee794f 442 (true) ? explanation : "");
7b215d14 443 };
4c3de57a 444
a8904ebd 445 if (is_last_record(tracepos, trace, traceLen)) return traceLen;
f71f4deb 446
a8904ebd 447 if (showWaitCycles && !isResponse && next_record_is_response(tracepos, trace)) {
4c3de57a 448 uint32_t next_timestamp = *((uint32_t *)(trace + tracepos));
275d9e61 449 PrintAndLog(" %10d | %10d | %s | fdt (Frame Delay Time): %d",
a8904ebd 450 (EndOfTransmissionTimestamp - first_timestamp),
451 (next_timestamp - first_timestamp),
452 " ",
453 (next_timestamp - EndOfTransmissionTimestamp));
4c3de57a 454 }
f71f4deb 455
4c3de57a
MHS		 456 return tracepos;
457}
458
f71f4deb 459
4c3de57a
MHS		 460int CmdHFList(const char *Cmd)
461{
462 bool showWaitCycles = false;
05ddb52c 463 bool markCRCBytes = false;
4c3de57a 464 char type[40] = {0};
874572d4 465 int tlen = param_getstr(Cmd,0,type, sizeof(type));
05ddb52c 466 char param1 = param_getchar(Cmd, 1);
467 char param2 = param_getchar(Cmd, 2);
4c3de57a 468 bool errors = false;
b689b842 469 uint8_t protocol = 0;
4c3de57a 470 //Validate params
05ddb52c 471
472 if(tlen == 0) {
4c3de57a
MHS		 473 errors = true;
474 }
05ddb52c 475
476 if(param1 == 'h'
477 || (param1 != 0 && param1 != 'f' && param1 != 'c')
478 || (param2 != 0 && param2 != 'f' && param2 != 'c')) {
4c3de57a
MHS		 479 errors = true;
480 }
05ddb52c 481
482 if(!errors) {
ee1eadee 483 if(strcmp(type, "iclass") == 0) {
b689b842 484 protocol = ICLASS;
4f131b53 485 } else if(strcmp(type, "mf") == 0) {
486 protocol = PROTO_MIFARE;
ee1eadee 487 } else if(strcmp(type, "14a") == 0) {
b689b842 488 protocol = ISO_14443A;
ee1eadee 489 } else if(strcmp(type, "14b") == 0) {
b689b842 490 protocol = ISO_14443B;
ef00343c 491 } else if(strcmp(type,"topaz")== 0) {
ee1eadee 492 protocol = TOPAZ;
493 } else if(strcmp(type,"raw")== 0) {
b689b842 494 protocol = -1;//No crc, no annotations
ee1eadee 495 } else {
b689b842
MHS		 496 errors = true;
497 }
498 }
4c3de57a
MHS		 499
500 if (errors) {
501 PrintAndLog("List protocol data in trace buffer.");
05ddb52c 502 PrintAndLog("Usage: hf list <protocol> [f][c]");
92623113 503 PrintAndLog(" f - show frame delay times as well");
05ddb52c 504 PrintAndLog(" c - mark CRC bytes");
92623113
MHS		 505 PrintAndLog("Supported <protocol> values:");
506 PrintAndLog(" raw - just show raw data without annotations");
337818f7 507 PrintAndLog(" 14a - interpret data as iso14443a communications");
4f131b53 508 PrintAndLog(" mf - interpret data as iso14443a communications and decrypt crypto1 stream");
41fdd0f0 509 PrintAndLog(" 14b - interpret data as iso14443b communications");
4c3de57a 510 PrintAndLog(" iclass - interpret data as iclass communications");
ee1eadee 511 PrintAndLog(" topaz - interpret data as topaz communications");
4c3de57a
MHS		 512 PrintAndLog("");
513 PrintAndLog("example: hf list 14a f");
514 PrintAndLog("example: hf list iclass");
515 return 0;
516 }
b689b842 517
4c3de57a 518
05ddb52c 519 if (param1 == 'f' || param2 == 'f') {
4c3de57a
MHS		 520 showWaitCycles = true;
521 }
522
05ddb52c 523 if (param1 == 'c' || param2 == 'c') {
524 markCRCBytes = true;
525 }
4c3de57a 526
f71f4deb 527 uint8_t *trace;
4c3de57a 528 uint16_t tracepos = 0;
f71f4deb 529 trace = malloc(USB_CMD_DATA_SIZE);
530
531 // Query for the size of the trace
532 UsbCommand response;
533 GetFromBigBuf(trace, USB_CMD_DATA_SIZE, 0);
534 WaitForResponse(CMD_ACK, &response);
535 uint16_t traceLen = response.arg[2];
536 if (traceLen > USB_CMD_DATA_SIZE) {
537 uint8_t *p = realloc(trace, traceLen);
538 if (p == NULL) {
539 PrintAndLog("Cannot allocate memory for trace");
540 free(trace);
541 return 2;
542 }
543 trace = p;
544 GetFromBigBuf(trace, traceLen, 0);
545 WaitForResponse(CMD_ACK, NULL);
546 }
547
548 PrintAndLog("Recorded Activity (TraceLen = %d bytes)", traceLen);
4c3de57a
MHS		 549 PrintAndLog("");
550 PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer");
551 PrintAndLog("iso14443a - All times are in carrier periods (1/13.56Mhz)");
552 PrintAndLog("iClass - Timings are not as accurate");
553 PrintAndLog("");
de15fc5f 554 PrintAndLog(" Start | End | Src | Data (! denotes parity error) | CRC | Annotation |");
555 PrintAndLog("------------|------------|-----|-----------------------------------------------------------------|-----|--------------------|");
4c3de57a 556
aadc6bf1 557 ClearAuthData();
f71f4deb 558 while(tracepos < traceLen)
4c3de57a 559 {
05ddb52c 560 tracepos = printTraceLine(tracepos, traceLen, trace, protocol, showWaitCycles, markCRCBytes);
4c3de57a 561 }
f71f4deb 562
563 free(trace);
4c3de57a
MHS		 564 return 0;
565}
566
8ceb6b03 567int CmdHFSearch(const char *Cmd){
568 int ans = 0;
6ce0e538 569 PrintAndLog("");
fe842bed 570 ans = CmdHF14AInfo("s");
6ce0e538 571 if (ans > 0) {
572 PrintAndLog("\nValid ISO14443A Tag Found - Quiting Search\n");
573 return ans;
ff4fdb32 574 }
aa53efc3 575 ans = HFiClassReader("", false, false);
ff4fdb32 576 if (ans) {
aa53efc3 577 PrintAndLog("\nValid iClass Tag (or PicoPass Tag) Found - Quiting Search\n");
ff4fdb32 578 return ans;
579 }
979c7655 580 ans = HF15Reader("", false);
6ce0e538 581 if (ans) {
979c7655 582 PrintAndLog("\nValid ISO15693 Tag Found - Quiting Search\n");
6ce0e538 583 return ans;
584 }
979c7655 585 //14b is longest test currently (and rarest chip type) ... put last
586 ans = HF14BInfo(false);
6ce0e538 587 if (ans) {
979c7655 588 PrintAndLog("\nValid ISO14443B Tag Found - Quiting Search\n");
6ce0e538 589 return ans;
590 }
ff4fdb32 591 PrintAndLog("\nno known/supported 13.56 MHz tags found\n");
8ceb6b03 592 return 0;
593}
7fe9b0b7 594
0472d76d 595int CmdHFSnoop(const char *Cmd)
596{
597 char * pEnd;
598 UsbCommand c = {CMD_HF_SNIFFER, {strtol(Cmd, &pEnd,0),strtol(pEnd, &pEnd,0),0}};
599 SendCommand(&c);
600 return 0;
601}
602
7fe9b0b7 603static command_t CommandTable[] =
604{
05ddb52c 605 {"help", CmdHelp, 1, "This help"},
606 {"14a", CmdHF14A, 1, "{ ISO14443A RFIDs... }"},
607 {"14b", CmdHF14B, 1, "{ ISO14443B RFIDs... }"},
608 {"15", CmdHF15, 1, "{ ISO15693 RFIDs... }"},
609 {"epa", CmdHFEPA, 1, "{ German Identification Card... }"},
3c5fce2b 610 {"emv", CmdHFEMV, 1, "{ EMV cards... }"},
05ddb52c 611 {"legic", CmdHFLegic, 0, "{ LEGIC RFIDs... }"},
612 {"iclass", CmdHFiClass, 1, "{ ICLASS RFIDs... }"},
613 {"mf", CmdHFMF, 1, "{ MIFARE RFIDs... }"},
614 {"mfu", CmdHFMFUltra, 1, "{ MIFARE Ultralight RFIDs... }"},
615 {"topaz", CmdHFTopaz, 1, "{ TOPAZ (NFC Type 1) RFIDs... }"},
616 {"tune", CmdHFTune, 0, "Continuously measure HF antenna tuning"},
617 {"list", CmdHFList, 1, "List protocol data in trace buffer"},
7624e8b2 618 {"search", CmdHFSearch, 1, "Search for known HF tags [preliminary]"},
b2fe0e77 619 {"snoop", CmdHFSnoop, 0, "<samples to skip (10000)> <triggers to skip (1)> Generic HF Snoop"},
05ddb52c 620 {NULL, NULL, 0, NULL}
7fe9b0b7 621};
622
623int CmdHF(const char *Cmd)
624{
625 CmdsParse(CommandTable, Cmd);
626 return 0;
627}
628
629int CmdHelp(const char *Cmd)
630{
631 CmdsHelp(CommandTable);
632 return 0;
633}
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