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ADD: @holiman's clearCommandBuffer in cmdlft55xx.c
[proxmark3-svn] / client / cmdhf.c
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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"
0ec548dc 26#include "cmdhfmfdes.h"
27#include "cmdhftopaz.h"
b67f7ec3 28#include "protocols.h"
7fe9b0b7 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}
4c3de57a 38
22e24700 39
4c3de57a
MHS		 40void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
41{
42 switch(cmd[0])
43 {
41fdd0f0
MHS		 44 case ISO14443A_CMD_WUPA: snprintf(exp,size,"WUPA"); break;
45 case ISO14443A_CMD_ANTICOLL_OR_SELECT:{
4df54240
MHS		 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)
383608a6 48 if(cmd[1] == 0x70)
4c3de57a
MHS		 49 {
50 snprintf(exp,size,"SELECT_UID"); break;
51 }else
52 {
4df54240
MHS		 53 snprintf(exp,size,"ANTICOLL"); break;
54 }
55 }
41fdd0f0 56 case ISO14443A_CMD_ANTICOLL_OR_SELECT_2:{
4df54240
MHS		 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;
4c3de57a
MHS		 65 }
66 }
16a95d76 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;
11b1e2e5 76 case MIFARE_AUTH_KEYA:{
77 if ( cmdsize > 3)
78 snprintf(exp,size,"AUTH-A(%d)",cmd[1]);
79 else
f07e76c6 80 // case MIFARE_ULEV1_VERSION : both 0x60.
11b1e2e5 81 snprintf(exp,size,"EV1 VERSION");
82 break;
83 }
16a95d76 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;
11b1e2e5 88 case MIFARE_ULC_AUTH_1 : snprintf(exp,size,"AUTH "); break;
89 case MIFARE_ULC_AUTH_2 : snprintf(exp,size,"AUTH_ANSW"); break;
e9a85114 90 case MIFARE_ULEV1_AUTH :
91 if ( cmdsize == 7 )
92 snprintf(exp,size,"PWD-AUTH KEY: 0x%02x%02x%02x%02x", cmd[1], cmd[2], cmd[3], cmd[4] );
93 else
94 snprintf(exp,size,"PWD-AUTH");
95 break;
68bf87e0 96 case MIFARE_ULEV1_FASTREAD : {
b6901e17 97 if ( cmdsize >=3 && cmd[2] <= 0xE6)
68bf87e0 98 snprintf(exp,size,"READ RANGE (%d-%d)",cmd[1],cmd[2]);
74c7ff47 99 else
100 snprintf(exp,size,"?");
68bf87e0 101 break;
102 }
aebe7790 103 case MIFARE_ULC_WRITE : {
68bf87e0 104 if ( cmd[1] < 0x21 )
105 snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]);
74c7ff47 106 else
107 snprintf(exp,size,"?");
68bf87e0 108 break;
109 }
110 case MIFARE_ULEV1_READ_CNT :{
111 if ( cmd[1] < 5 )
112 snprintf(exp,size,"READ CNT(%d)",cmd[1]);
74c7ff47 113 else
114 snprintf(exp,size,"?");
68bf87e0 115 break;
116 }
117 case MIFARE_ULEV1_INCR_CNT : {
118 if ( cmd[1] < 5 )
74c7ff47 119 snprintf(exp,size,"INCR(%d)",cmd[1]);
120 else
121 snprintf(exp,size,"?");
68bf87e0 122 break;
123 }
11b1e2e5 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;
16a95d76 127 default: snprintf(exp,size,"?"); break;
4c3de57a
MHS		 128 }
129 return;
130}
131
132void annotateIclass(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
133{
4c3de57a
MHS		 134 switch(cmd[0])
135 {
337818f7 136 case ICLASS_CMD_ACTALL: snprintf(exp,size,"ACTALL"); break;
4df54240
MHS		 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 }
337818f7 145 case ICLASS_CMD_SELECT: snprintf(exp,size,"SELECT"); break;
49726b40
MHS		 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;
337818f7 149 case ICLASS_CMD_CHECK: snprintf(exp,size,"CHECK"); break;
49726b40 150 case ICLASS_CMD_DETECT: snprintf(exp,size,"DETECT"); break;
337818f7 151 case ICLASS_CMD_HALT: snprintf(exp,size,"HALT"); break;
49726b40
MHS		 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;
337818f7 155 default: snprintf(exp,size,"?"); break;
4c3de57a
MHS		 156 }
157 return;
158}
159
4df54240
MHS		 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;
4c3de57a 169
4df54240
MHS		 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;
41fdd0f0 187 default: snprintf(exp,size,"?"); break;
4df54240
MHS		 188 }
189 }
190}
08e8317c 191
0ec548dc 192void annotateTopaz(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
193{
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;
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;
c5f8c67a 206 default :snprintf(exp,size,"?"); break;
0ec548dc 207 }
208}
209
c5f8c67a 210void annotateIso7816(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize){
211
db25599d 212 int pos = (cmd[0] == 2 || cmd[0] == 3) ? 2 : 3;
c5f8c67a 213
214 switch ( cmd[pos] ){
215 case ISO7816_READ_BINARY :snprintf(exp, size, "READ BIN");break;
216 case ISO7816_WRITE_BINARY :snprintf(exp, size, "WRITE BIN");break;
217 case ISO7816_UPDATE_BINARY :snprintf(exp, size, "UPDATE BIN");break;
218 case ISO7816_ERASE_BINARY :snprintf(exp, size, "ERASE BIN");break;
219 case ISO7816_READ_RECORDS :snprintf(exp, size, "READ RECORDS");break;
220 case ISO7816_WRITE_RECORDS :snprintf(exp, size, "WRITE RECORDS");break;
221 case ISO7816_APPEND_RECORD :snprintf(exp, size, "APPEND RECORD");break;
222 case ISO7816_UPDATE_RECORD :snprintf(exp, size, "UPDATE RECORD");break;
223 case ISO7816_GET_DATA :snprintf(exp, size, "GET DATA");break;
224 case ISO7816_PUT_DATA :snprintf(exp, size, "PUT DATA");break;
225 case ISO7816_SELECT_FILE :snprintf(exp, size, "SELECT FILE");break;
226 case ISO7816_VERIFY :snprintf(exp, size, "VERIFY");break;
227 case ISO7816_INTERNAL_AUTHENTICATION :snprintf(exp, size, "INTERNAL AUTH");break;
228 case ISO7816_EXTERNAL_AUTHENTICATION :snprintf(exp, size, "EXTERNAL AUTH");break;
229 case ISO7816_GET_CHALLENGE :snprintf(exp, size, "GET CHALLENGE");break;
230 case ISO7816_MANAGE_CHANNEL :snprintf(exp, size, "MANAGE CHANNEL");break;
231 default :snprintf(exp,size,"?"); break;
232 }
233}
0ec548dc 234
08e8317c
MHS		 235/**
23606 00 = INITIATE
2370E xx = SELECT ID (xx = Chip-ID)
2380B = Get UID
23908 yy = Read Block (yy = block number)
24009 yy dd dd dd dd = Write Block (yy = block number; dd dd dd dd = data to be written)
2410C = Reset to Inventory
2420F = Completion
2430A 11 22 33 44 55 66 = Authenticate (11 22 33 44 55 66 = data to authenticate)
244**/
245
41fdd0f0
MHS		 246void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
247{
248 switch(cmd[0]){
c5f8c67a 249 case ISO14443B_REQB : snprintf(exp,size,"REQB");break;
250 case ISO14443B_ATTRIB : snprintf(exp,size,"ATTRIB");break;
251 case ISO14443B_HALT : snprintf(exp,size,"HALT");break;
252 case ISO14443B_INITIATE : snprintf(exp,size,"INITIATE");break;
253 case ISO14443B_SELECT : snprintf(exp,size,"SELECT(%d)",cmd[1]);break;
254 case ISO14443B_GET_UID : snprintf(exp,size,"GET UID");break;
255 case ISO14443B_READ_BLK : snprintf(exp,size,"READ_BLK(%d)", cmd[1]);break;
256 case ISO14443B_WRITE_BLK : snprintf(exp,size,"WRITE_BLK(%d)",cmd[1]);break;
257 case ISO14443B_RESET : snprintf(exp,size,"RESET");break;
258 case ISO14443B_COMPLETION : snprintf(exp,size,"COMPLETION");break;
259 case ISO14443B_AUTHENTICATE : snprintf(exp,size,"AUTHENTICATE");break;
260 case ISO14443B_PING : snprintf(exp,size,"PING");break;
261 case ISO14443B_PONG : snprintf(exp,size,"PONG");break;
262 default : snprintf(exp,size ,"?");break;
41fdd0f0 263 }
41fdd0f0
MHS		 264}
265
266/**
0ec548dc 267 * @brief iso14443A_CRC_check Checks CRC in command or response
268 * @param isResponse
269 * @param data
270 * @param len
271 * @return 0 : CRC-command, CRC not ok
272 * 1 : CRC-command, CRC ok
273 * 2 : Not crc-command
274 */
275
276uint8_t iso14443A_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
277{
278 uint8_t b1,b2;
279
280 if(len <= 2) return 2;
281
282 if(isResponse & (len < 6)) return 2;
283
284 ComputeCrc14443(CRC_14443_A, data, len-2, &b1, &b2);
285 if (b1 != data[len-2] || b2 != data[len-1]) {
286 return 0;
287 } else {
288 return 1;
289 }
290}
291
292
293/**
294 * @brief iso14443B_CRC_check Checks CRC in command or response
41fdd0f0
MHS		 295 * @param isResponse
296 * @param data
297 * @param len
298 * @return 0 : CRC-command, CRC not ok
299 * 1 : CRC-command, CRC ok
300 * 2 : Not crc-command
301 */
302
303uint8_t iso14443B_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
304{
305 uint8_t b1,b2;
306
307 if(len <= 2) return 2;
308
309 ComputeCrc14443(CRC_14443_B, data, len-2, &b1, &b2);
310 if(b1 != data[len-2] || b2 != data[len-1]) {
311 return 0;
0ec548dc 312 }
74c7ff47 313 return 1;
41fdd0f0
MHS		 314}
315
49726b40
MHS		 316/**
317 * @brief iclass_CRC_Ok Checks CRC in command or response
318 * @param isResponse
319 * @param data
320 * @param len
321 * @return 0 : CRC-command, CRC not ok
322 * 1 : CRC-command, CRC ok
323 * 2 : Not crc-command
324 */
41fdd0f0 325uint8_t iclass_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
49726b40
MHS		 326{
327 if(len < 4) return 2;//CRC commands (and responses) are all at least 4 bytes
328
329 uint8_t b1, b2;
330
331 if(!isResponse)//Commands to tag
332 {
333 /**
334 These commands should have CRC. Total length leftmost
335 4 READ
336 4 READ4
337 12 UPDATE - unsecured, ends with CRC16
338 14 UPDATE - secured, ends with signature instead
339 4 PAGESEL
340 **/
341 if(len == 4 || len == 12)//Covers three of them
342 {
343 //Don't include the command byte
344 ComputeCrc14443(CRC_ICLASS, (data+1), len-3, &b1, &b2);
345 return b1 == data[len -2] && b2 == data[len-1];
346 }
347 return 2;
348 }else{
349 /**
350 These tag responses should have CRC. Total length leftmost
351
352 10 READ data[8] crc[2]
353 34 READ4 data[32]crc[2]
354 10 UPDATE data[8] crc[2]
355 10 SELECT csn[8] crc[2]
356 10 IDENTIFY asnb[8] crc[2]
357 10 PAGESEL block1[8] crc[2]
358 10 DETECT csn[8] crc[2]
359
360 These should not
361
362 4 CHECK chip_response[4]
363 8 READCHECK data[8]
364 1 ACTALL sof[1]
365 1 ACT sof[1]
366
367 In conclusion, without looking at the command; any response
368 of length 10 or 34 should have CRC
369 **/
370 if(len != 10 && len != 34) return true;
371
372 ComputeCrc14443(CRC_ICLASS, data, len-2, &b1, &b2);
373 return b1 == data[len -2] && b2 == data[len-1];
374 }
375}
4c3de57a 376
0ec548dc 377
378bool is_last_record(uint16_t tracepos, uint8_t *trace, uint16_t traceLen)
4c3de57a 379{
0ec548dc 380 return(tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) >= traceLen);
381}
382
383
384bool next_record_is_response(uint16_t tracepos, uint8_t *trace)
385{
386 uint16_t next_records_datalen = *((uint16_t *)(trace + tracepos + sizeof(uint32_t) + sizeof(uint16_t)));
387
388 return(next_records_datalen & 0x8000);
389}
390
391
392bool 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)
393{
394
395#define MAX_TOPAZ_READER_CMD_LEN 16
4c3de57a 396
0ec548dc 397 uint32_t last_timestamp = timestamp + *duration;
398
399 if ((*data_len != 1) || (frame[0] == TOPAZ_WUPA) || (frame[0] == TOPAZ_REQA)) return false;
400
401 memcpy(topaz_reader_command, frame, *data_len);
402
403 while (!is_last_record(*tracepos, trace, traceLen) && !next_record_is_response(*tracepos, trace)) {
404 uint32_t next_timestamp = *((uint32_t *)(trace + *tracepos));
405 *tracepos += sizeof(uint32_t);
406 uint16_t next_duration = *((uint16_t *)(trace + *tracepos));
407 *tracepos += sizeof(uint16_t);
408 uint16_t next_data_len = *((uint16_t *)(trace + *tracepos)) & 0x7FFF;
409 *tracepos += sizeof(uint16_t);
410 uint8_t *next_frame = (trace + *tracepos);
411 *tracepos += next_data_len;
412 if ((next_data_len == 1) && (*data_len + next_data_len <= MAX_TOPAZ_READER_CMD_LEN)) {
413 memcpy(topaz_reader_command + *data_len, next_frame, next_data_len);
414 *data_len += next_data_len;
415 last_timestamp = next_timestamp + next_duration;
416 } else {
417 // rewind and exit
418 *tracepos = *tracepos - next_data_len - sizeof(uint16_t) - sizeof(uint16_t) - sizeof(uint32_t);
419 break;
420 }
421 uint16_t next_parity_len = (next_data_len-1)/8 + 1;
422 *tracepos += next_parity_len;
423 }
424
425 *duration = last_timestamp - timestamp;
426
427 return true;
428}
429
430
431uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, uint8_t protocol, bool showWaitCycles, bool markCRCBytes)
432{
433 bool isResponse;
434 uint16_t data_len, parity_len;
435 uint32_t duration;
436 uint8_t topaz_reader_command[9];
4c3de57a
MHS		 437 uint32_t timestamp, first_timestamp, EndOfTransmissionTimestamp;
438 char explanation[30] = {0};
439
f71f4deb 440 if (tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) > traceLen) return traceLen;
441
4c3de57a
MHS		 442 first_timestamp = *((uint32_t *)(trace));
443 timestamp = *((uint32_t *)(trace + tracepos));
4c3de57a
MHS		 444
445 tracepos += 4;
446 duration = *((uint16_t *)(trace + tracepos));
447 tracepos += 2;
448 data_len = *((uint16_t *)(trace + tracepos));
449 tracepos += 2;
450
451 if (data_len & 0x8000) {
452 data_len &= 0x7fff;
453 isResponse = true;
454 } else {
455 isResponse = false;
456 }
457 parity_len = (data_len-1)/8 + 1;
458
f71f4deb 459 if (tracepos + data_len + parity_len > traceLen) {
460 return traceLen;
4c3de57a 461 }
4c3de57a
MHS		 462 uint8_t *frame = trace + tracepos;
463 tracepos += data_len;
464 uint8_t *parityBytes = trace + tracepos;
465 tracepos += parity_len;
466
0ec548dc 467 if (protocol == TOPAZ && !isResponse) {
468 // topaz reader commands come in 1 or 9 separate frames with 7 or 8 Bits each.
469 // merge them:
470 if (merge_topaz_reader_frames(timestamp, &duration, &tracepos, traceLen, trace, frame, topaz_reader_command, &data_len)) {
471 frame = topaz_reader_command;
472 }
473 }
474
27eabcdc
MHS		 475 //Check the CRC status
476 uint8_t crcStatus = 2;
477
478 if (data_len > 2) {
0ec548dc 479 switch (protocol) {
480 case ICLASS:
63146229 481 crcStatus = iclass_CRC_check(isResponse, frame, data_len);
0ec548dc 482 break;
483 case ISO_14443B:
484 case TOPAZ:
63146229 485 crcStatus = iso14443B_CRC_check(isResponse, frame, data_len);
0ec548dc 486 break;
487 case ISO_14443A:
488 crcStatus = iso14443A_CRC_check(isResponse, frame, data_len);
c5f8c67a 489 break;
0ec548dc 490 default:
491 break;
27eabcdc
MHS		 492 }
493 }
494 //0 CRC-command, CRC not ok
495 //1 CRC-command, CRC ok
496 //2 Not crc-command
9e8255d4 497
4c3de57a
MHS		 498 //--- Draw the data column
499 char line[16][110];
9e8255d4
MHS		 500
501 for (int j = 0; j < data_len && j/16 < 16; j++) {
502
4c3de57a
MHS		 503 int oddparity = 0x01;
504 int k;
505
506 for (k=0 ; k<8 ; k++) {
507 oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01);
508 }
4c3de57a 509 uint8_t parityBits = parityBytes[j>>3];
22e24700 510 if (protocol != ISO_14443B && isResponse && (oddparity != ((parityBits >> (7-(j&0x0007))) & 0x01))) {
9e8255d4 511 snprintf(line[j/16]+(( j % 16) * 4),110, "%02x! ", frame[j]);
22e24700 512
4c3de57a 513 } else {
8b9393d3 514 snprintf(line[j/16]+(( j % 16) * 4),110, "%02x ", frame[j]);
9e8255d4 515 }
22e24700 516
27eabcdc 517 }
0ec548dc 518
519 if (markCRCBytes) {
63146229 520 //CRC-command
521 if(crcStatus == 0 || crcStatus == 1) {
0ec548dc 522 char *pos1 = line[(data_len-2)/16]+(((data_len-2) % 16) * 4);
63146229 523 (*pos1) = '[';
0ec548dc 524 char *pos2 = line[(data_len)/16]+(((data_len) % 16) * 4);
525 sprintf(pos2, "%c", ']');
526 }
9e8255d4 527 }
0ec548dc 528
63146229 529 if(data_len == 0){
530 sprintf(line[0],"<empty trace - possible error>");
4c3de57a
MHS		 531 }
532 //--- Draw the CRC column
49726b40 533 char *crc = (crcStatus == 0 ? "!crc" : (crcStatus == 1 ? " ok " : " "));
4c3de57a
MHS		 534
535 EndOfTransmissionTimestamp = timestamp + duration;
536
537 if(!isResponse)
538 {
0ec548dc 539 switch(protocol) {
540 case ICLASS: annotateIclass(explanation,sizeof(explanation),frame,data_len); break;
541 case ISO_14443A: annotateIso14443a(explanation,sizeof(explanation),frame,data_len); break;
542 case ISO_14443B: annotateIso14443b(explanation,sizeof(explanation),frame,data_len); break;
543 case TOPAZ: annotateTopaz(explanation,sizeof(explanation),frame,data_len); break;
c5f8c67a 544 case ISO_7816_4: annotateIso7816(explanation,sizeof(explanation),frame,data_len); break;
0ec548dc 545 default: break;
546 }
4c3de57a
MHS		 547 }
548
9e8255d4
MHS		 549 int num_lines = MIN((data_len - 1)/16 + 1, 16);
550 for (int j = 0; j < num_lines ; j++) {
4c3de57a 551 if (j == 0) {
0ec548dc 552 PrintAndLog(" %10d | %10d | %s |%-64s | %s| %s",
4c3de57a
MHS		 553 (timestamp - first_timestamp),
554 (EndOfTransmissionTimestamp - first_timestamp),
555 (isResponse ? "Tag" : "Rdr"),
556 line[j],
557 (j == num_lines-1) ? crc : " ",
558 (j == num_lines-1) ? explanation : "");
559 } else {
63146229 560 PrintAndLog(" | | |%-64s | %s| %s",
4c3de57a 561 line[j],
63146229 562 (j == num_lines-1) ? crc : " ",
4c3de57a
MHS		 563 (j == num_lines-1) ? explanation : "");
564 }
565 }
566
0ec548dc 567 if (is_last_record(tracepos, trace, traceLen)) return traceLen;
f71f4deb 568
0ec548dc 569 if (showWaitCycles && !isResponse && next_record_is_response(tracepos, trace)) {
4c3de57a 570 uint32_t next_timestamp = *((uint32_t *)(trace + tracepos));
63146229 571 PrintAndLog(" %10d | %10d | %s |fdt (Frame Delay Time): %d",
4c3de57a
MHS		 572 (EndOfTransmissionTimestamp - first_timestamp),
573 (next_timestamp - first_timestamp),
574 " ",
575 (next_timestamp - EndOfTransmissionTimestamp));
576 }
f71f4deb 577
4c3de57a
MHS		 578 return tracepos;
579}
580
f71f4deb 581
4c3de57a
MHS		 582int CmdHFList(const char *Cmd)
583{
584 bool showWaitCycles = false;
0ec548dc 585 bool markCRCBytes = false;
4c3de57a
MHS		 586 char type[40] = {0};
587 int tlen = param_getstr(Cmd,0,type);
0ec548dc 588 char param1 = param_getchar(Cmd, 1);
589 char param2 = param_getchar(Cmd, 2);
4c3de57a 590 bool errors = false;
b689b842 591 uint8_t protocol = 0;
4c3de57a 592 //Validate params
0ec548dc 593
594 if(tlen == 0) {
4c3de57a
MHS		 595 errors = true;
596 }
0ec548dc 597
598 if(param1 == 'h'
599 || (param1 != 0 && param1 != 'f' && param1 != 'c')
600 || (param2 != 0 && param2 != 'f' && param2 != 'c')) {
4c3de57a
MHS		 601 errors = true;
602 }
0ec548dc 603
604 if(!errors) {
605 if(strcmp(type, "iclass") == 0) {
b689b842 606 protocol = ICLASS;
0ec548dc 607 } else if(strcmp(type, "14a") == 0) {
b689b842 608 protocol = ISO_14443A;
0ec548dc 609 } else if(strcmp(type, "14b") == 0) {
b689b842 610 protocol = ISO_14443B;
0ec548dc 611 } else if(strcmp(type,"topaz")== 0) {
612 protocol = TOPAZ;
c5f8c67a 613 } else if(strcmp(type,"7816")== 0) {
614 protocol = ISO_7816_4;
0ec548dc 615 } else if(strcmp(type,"raw")== 0) {
b689b842
MHS		 616 protocol = -1;//No crc, no annotations
617 }else{
618 errors = true;
619 }
620 }
4c3de57a
MHS		 621
622 if (errors) {
623 PrintAndLog("List protocol data in trace buffer.");
0ec548dc 624 PrintAndLog("Usage: hf list <protocol> [f][c]");
92623113 625 PrintAndLog(" f - show frame delay times as well");
0ec548dc 626 PrintAndLog(" c - mark CRC bytes");
92623113
MHS		 627 PrintAndLog("Supported <protocol> values:");
628 PrintAndLog(" raw - just show raw data without annotations");
337818f7 629 PrintAndLog(" 14a - interpret data as iso14443a communications");
41fdd0f0 630 PrintAndLog(" 14b - interpret data as iso14443b communications");
4c3de57a 631 PrintAndLog(" iclass - interpret data as iclass communications");
0ec548dc 632 PrintAndLog(" topaz - interpret data as topaz communications");
c5f8c67a 633 PrintAndLog(" 7816 - interpret data as iso7816-4 communications");
4c3de57a
MHS		 634 PrintAndLog("");
635 PrintAndLog("example: hf list 14a f");
636 PrintAndLog("example: hf list iclass");
637 return 0;
638 }
b689b842 639
4c3de57a 640
0ec548dc 641 if (param1 == 'f' || param2 == 'f') {
4c3de57a
MHS		 642 showWaitCycles = true;
643 }
644
0ec548dc 645 if (param1 == 'c' || param2 == 'c') {
646 markCRCBytes = true;
647 }
4c3de57a 648
f71f4deb 649 uint8_t *trace;
4c3de57a 650 uint16_t tracepos = 0;
f71f4deb 651 trace = malloc(USB_CMD_DATA_SIZE);
652
653 // Query for the size of the trace
654 UsbCommand response;
655 GetFromBigBuf(trace, USB_CMD_DATA_SIZE, 0);
656 WaitForResponse(CMD_ACK, &response);
657 uint16_t traceLen = response.arg[2];
658 if (traceLen > USB_CMD_DATA_SIZE) {
659 uint8_t *p = realloc(trace, traceLen);
660 if (p == NULL) {
661 PrintAndLog("Cannot allocate memory for trace");
662 free(trace);
663 return 2;
664 }
665 trace = p;
666 GetFromBigBuf(trace, traceLen, 0);
667 WaitForResponse(CMD_ACK, NULL);
668 }
669
670 PrintAndLog("Recorded Activity (TraceLen = %d bytes)", traceLen);
4c3de57a
MHS		 671 PrintAndLog("");
672 PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer");
673 PrintAndLog("iso14443a - All times are in carrier periods (1/13.56Mhz)");
674 PrintAndLog("iClass - Timings are not as accurate");
675 PrintAndLog("");
aa60d156 676 PrintAndLog(" Start | End | Src | Data (! denotes parity error) | CRC | Annotation |");
677 PrintAndLog("------------|------------|-----|-----------------------------------------------------------------|-----|--------------------|");
4c3de57a 678
f71f4deb 679 while(tracepos < traceLen)
4c3de57a 680 {
0ec548dc 681 tracepos = printTraceLine(tracepos, traceLen, trace, protocol, showWaitCycles, markCRCBytes);
4c3de57a 682 }
f71f4deb 683
684 free(trace);
4c3de57a
MHS		 685 return 0;
686}
687
b6901e17 688int CmdHFSearch(const char *Cmd){
689 int ans = 0;
63146229 690 PrintAndLog("");
691 ans = CmdHF14AReader("s");
692 if (ans > 0) {
693 PrintAndLog("\nValid ISO14443A Tag Found - Quiting Search\n");
694 return ans;
695 }
9783989b 696 ans = HF14BInfo(false);
22e24700 697 if (ans) {
698 PrintAndLog("\nValid ISO14443B Tag Found - Quiting Search\n");
699 return ans;
700 }
63146229 701 ans = HFiClassReader("", false, false);
702 if (ans) {
703 PrintAndLog("\nValid iClass Tag (or PicoPass Tag) Found - Quiting Search\n");
704 return ans;
705 }
706 ans = HF15Reader("", false);
707 if (ans) {
708 PrintAndLog("\nValid ISO15693 Tag Found - Quiting Search\n");
709 return ans;
710 }
22e24700 711 PrintAndLog("\nno known/supported 13.56 MHz tags found\n");
b6901e17 712 return 0;
713}
7fe9b0b7 714
715static command_t CommandTable[] =
716{
717 {"help", CmdHelp, 1, "This help"},
37239a7c 718 {"14a", CmdHF14A, 1, "{ ISO14443A RFIDs... }"},
719 {"14b", CmdHF14B, 1, "{ ISO14443B RFIDs... }"},
720 {"15", CmdHF15, 1, "{ ISO15693 RFIDs... }"},
5acd09bd 721 {"epa", CmdHFEPA, 1, "{ German Identification Card... }"},
8e220a91 722 {"legic", CmdHFLegic, 0, "{ LEGIC RFIDs... }"},
cee5a30d 723 {"iclass", CmdHFiClass, 1, "{ ICLASS RFIDs... }"},
4c3de57a 724 {"mf", CmdHFMF, 1, "{ MIFARE RFIDs... }"},
8ceb6b03 725 {"mfu", CmdHFMFUltra, 1, "{ MIFARE Ultralight RFIDs... }"},
0ec548dc 726 {"mfdes", CmdHFMFDes, 1, "{ MIFARE Desfire RFIDs... }"},
727 {"topaz", CmdHFTopaz, 1, "{ TOPAZ (NFC Type 1) RFIDs... }"},
728 {"tune", CmdHFTune, 0, "Continuously measure HF antenna tuning"},
8ceb6b03 729 {"list", CmdHFList, 1, "List protocol data in trace buffer"},
9783989b 730 {"search", CmdHFSearch, 1, "Search for known HF tags [preliminary]"},
4c3de57a 731 {NULL, NULL, 0, NULL}
7fe9b0b7 732};
733
734int CmdHF(const char *Cmd)
735{
736 CmdsParse(CommandTable, Cmd);
737 return 0;
738}
739
740int CmdHelp(const char *Cmd)
741{
742 CmdsHelp(CommandTable);
743 return 0;
744}
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