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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 | ||
acf0582d | 11 | #include <stdlib.h> |
7fe9b0b7 | 12 | #include <stdio.h> |
4c3de57a | 13 | #include <string.h> |
902cb3c0 | 14 | #include "proxmark3.h" |
7cb8516c | 15 | #include "util.h" |
acf0582d | 16 | #include "data.h" |
7fe9b0b7 | 17 | #include "ui.h" |
7cb8516c | 18 | #include "iso14443crc.h" |
1f065e1d | 19 | #include "parity.h" |
7cb8516c | 20 | #include "cmdmain.h" |
7fe9b0b7 | 21 | #include "cmdparser.h" |
22 | #include "cmdhf.h" | |
23 | #include "cmdhf14a.h" | |
24 | #include "cmdhf14b.h" | |
25 | #include "cmdhf15.h" | |
5acd09bd | 26 | #include "cmdhfepa.h" |
7fe9b0b7 | 27 | #include "cmdhflegic.h" |
cee5a30d | 28 | #include "cmdhficlass.h" |
9ca155ba | 29 | #include "cmdhfmf.h" |
5ee70129 | 30 | #include "cmdhfmfu.h" |
05ddb52c | 31 | #include "cmdhftopaz.h" |
b67f7ec3 | 32 | #include "protocols.h" |
3c5fce2b | 33 | #include "emv/cmdemv.h" |
7fe9b0b7 | 34 | |
35 | static int CmdHelp(const char *Cmd); | |
36 | ||
37 | int CmdHFTune(const char *Cmd) | |
38 | { | |
39 | UsbCommand c={CMD_MEASURE_ANTENNA_TUNING_HF}; | |
40 | SendCommand(&c); | |
41 | return 0; | |
42 | } | |
4c3de57a | 43 | |
4c3de57a MHS |
44 | |
45 | void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) | |
46 | { | |
47 | switch(cmd[0]) | |
48 | { | |
41fdd0f0 MHS |
49 | case ISO14443A_CMD_WUPA: snprintf(exp,size,"WUPA"); break; |
50 | case ISO14443A_CMD_ANTICOLL_OR_SELECT:{ | |
4df54240 MHS |
51 | // 93 20 = Anticollision (usage: 9320 - answer: 4bytes UID+1byte UID-bytes-xor) |
52 | // 93 70 = Select (usage: 9370+5bytes 9320 answer - answer: 1byte SAK) | |
383608a6 | 53 | if(cmd[1] == 0x70) |
4c3de57a MHS |
54 | { |
55 | snprintf(exp,size,"SELECT_UID"); break; | |
56 | }else | |
57 | { | |
4df54240 MHS |
58 | snprintf(exp,size,"ANTICOLL"); break; |
59 | } | |
60 | } | |
41fdd0f0 | 61 | case ISO14443A_CMD_ANTICOLL_OR_SELECT_2:{ |
4df54240 MHS |
62 | //95 20 = Anticollision of cascade level2 |
63 | //95 70 = Select of cascade level2 | |
64 | if(cmd[2] == 0x70) | |
65 | { | |
66 | snprintf(exp,size,"SELECT_UID-2"); break; | |
67 | }else | |
68 | { | |
69 | snprintf(exp,size,"ANTICOLL-2"); break; | |
4c3de57a MHS |
70 | } |
71 | } | |
16a95d76 | 72 | case ISO14443A_CMD_REQA: snprintf(exp,size,"REQA"); break; |
73 | case ISO14443A_CMD_READBLOCK: snprintf(exp,size,"READBLOCK(%d)",cmd[1]); break; | |
74 | case ISO14443A_CMD_WRITEBLOCK: snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); break; | |
75 | case ISO14443A_CMD_HALT: snprintf(exp,size,"HALT"); break; | |
76 | case ISO14443A_CMD_RATS: snprintf(exp,size,"RATS"); break; | |
77 | case MIFARE_CMD_INC: snprintf(exp,size,"INC(%d)",cmd[1]); break; | |
78 | case MIFARE_CMD_DEC: snprintf(exp,size,"DEC(%d)",cmd[1]); break; | |
79 | case MIFARE_CMD_RESTORE: snprintf(exp,size,"RESTORE(%d)",cmd[1]); break; | |
80 | case MIFARE_CMD_TRANSFER: snprintf(exp,size,"TRANSFER(%d)",cmd[1]); break; | |
75377d29 | 81 | case MIFARE_AUTH_KEYA:{ |
82 | if ( cmdsize > 3) | |
83 | snprintf(exp,size,"AUTH-A(%d)",cmd[1]); | |
84 | else | |
85 | // case MIFARE_ULEV1_VERSION : both 0x60. | |
86 | snprintf(exp,size,"EV1 VERSION"); | |
87 | break; | |
88 | } | |
16a95d76 | 89 | case MIFARE_AUTH_KEYB: snprintf(exp,size,"AUTH-B(%d)",cmd[1]); break; |
90 | case MIFARE_MAGICWUPC1: snprintf(exp,size,"MAGIC WUPC1"); break; | |
91 | case MIFARE_MAGICWUPC2: snprintf(exp,size,"MAGIC WUPC2"); break; | |
92 | case MIFARE_MAGICWIPEC: snprintf(exp,size,"MAGIC WIPEC"); break; | |
75377d29 | 93 | case MIFARE_ULC_AUTH_1: snprintf(exp,size,"AUTH "); break; |
94 | case MIFARE_ULC_AUTH_2: snprintf(exp,size,"AUTH_ANSW"); break; | |
a2e2bb8a | 95 | case MIFARE_ULEV1_AUTH: |
96 | if ( cmdsize == 7 ) | |
97 | snprintf(exp,size,"PWD-AUTH KEY: 0x%02x%02x%02x%02x", cmd[1], cmd[2], cmd[3], cmd[4] ); | |
98 | else | |
99 | snprintf(exp,size,"PWD-AUTH"); | |
100 | break; | |
75377d29 | 101 | case MIFARE_ULEV1_FASTREAD:{ |
6ce0e538 | 102 | if ( cmdsize >=3 && cmd[2] <= 0xE6) |
75377d29 | 103 | snprintf(exp,size,"READ RANGE (%d-%d)",cmd[1],cmd[2]); |
104 | else | |
105 | snprintf(exp,size,"?"); | |
106 | break; | |
107 | } | |
c585a5cf | 108 | case MIFARE_ULC_WRITE:{ |
75377d29 | 109 | if ( cmd[1] < 0x21 ) |
110 | snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); | |
111 | else | |
112 | snprintf(exp,size,"?"); | |
113 | break; | |
114 | } | |
115 | case MIFARE_ULEV1_READ_CNT:{ | |
116 | if ( cmd[1] < 5 ) | |
117 | snprintf(exp,size,"READ CNT(%d)",cmd[1]); | |
118 | else | |
119 | snprintf(exp,size,"?"); | |
120 | break; | |
121 | } | |
122 | case MIFARE_ULEV1_INCR_CNT:{ | |
123 | if ( cmd[1] < 5 ) | |
124 | snprintf(exp,size,"INCR(%d)",cmd[1]); | |
125 | else | |
126 | snprintf(exp,size,"?"); | |
127 | break; | |
128 | } | |
129 | case MIFARE_ULEV1_READSIG: snprintf(exp,size,"READ_SIG"); break; | |
130 | case MIFARE_ULEV1_CHECKTEAR: snprintf(exp,size,"CHK_TEARING(%d)",cmd[1]); break; | |
131 | case MIFARE_ULEV1_VCSL: snprintf(exp,size,"VCSL"); break; | |
16a95d76 | 132 | default: snprintf(exp,size,"?"); break; |
4c3de57a MHS |
133 | } |
134 | return; | |
135 | } | |
136 | ||
137 | void annotateIclass(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) | |
138 | { | |
4c3de57a MHS |
139 | switch(cmd[0]) |
140 | { | |
337818f7 | 141 | case ICLASS_CMD_ACTALL: snprintf(exp,size,"ACTALL"); break; |
4df54240 MHS |
142 | case ICLASS_CMD_READ_OR_IDENTIFY:{ |
143 | if(cmdsize > 1){ | |
144 | snprintf(exp,size,"READ(%d)",cmd[1]); | |
145 | }else{ | |
146 | snprintf(exp,size,"IDENTIFY"); | |
147 | } | |
148 | break; | |
149 | } | |
337818f7 | 150 | case ICLASS_CMD_SELECT: snprintf(exp,size,"SELECT"); break; |
49726b40 MHS |
151 | case ICLASS_CMD_PAGESEL: snprintf(exp,size,"PAGESEL(%d)", cmd[1]); break; |
152 | case ICLASS_CMD_READCHECK_KC:snprintf(exp,size,"READCHECK[Kc](%d)", cmd[1]); break; | |
153 | case ICLASS_CMD_READCHECK_KD:snprintf(exp,size,"READCHECK[Kd](%d)", cmd[1]); break; | |
337818f7 | 154 | case ICLASS_CMD_CHECK: snprintf(exp,size,"CHECK"); break; |
49726b40 | 155 | case ICLASS_CMD_DETECT: snprintf(exp,size,"DETECT"); break; |
337818f7 | 156 | case ICLASS_CMD_HALT: snprintf(exp,size,"HALT"); break; |
49726b40 MHS |
157 | case ICLASS_CMD_UPDATE: snprintf(exp,size,"UPDATE(%d)",cmd[1]); break; |
158 | case ICLASS_CMD_ACT: snprintf(exp,size,"ACT"); break; | |
159 | case ICLASS_CMD_READ4: snprintf(exp,size,"READ4(%d)",cmd[1]); break; | |
337818f7 | 160 | default: snprintf(exp,size,"?"); break; |
4c3de57a MHS |
161 | } |
162 | return; | |
163 | } | |
164 | ||
4df54240 MHS |
165 | void annotateIso15693(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) |
166 | { | |
167 | ||
168 | if(cmd[0] == 0x26) | |
169 | { | |
170 | switch(cmd[1]){ | |
171 | case ISO15693_INVENTORY :snprintf(exp, size, "INVENTORY");break; | |
172 | case ISO15693_STAYQUIET :snprintf(exp, size, "STAY_QUIET");break; | |
173 | default: snprintf(exp,size,"?"); break; | |
4c3de57a | 174 | |
4df54240 MHS |
175 | } |
176 | }else if(cmd[0] == 0x02) | |
177 | { | |
178 | switch(cmd[1]) | |
179 | { | |
180 | case ISO15693_READBLOCK :snprintf(exp, size, "READBLOCK");break; | |
181 | case ISO15693_WRITEBLOCK :snprintf(exp, size, "WRITEBLOCK");break; | |
182 | case ISO15693_LOCKBLOCK :snprintf(exp, size, "LOCKBLOCK");break; | |
183 | case ISO15693_READ_MULTI_BLOCK :snprintf(exp, size, "READ_MULTI_BLOCK");break; | |
184 | case ISO15693_SELECT :snprintf(exp, size, "SELECT");break; | |
185 | case ISO15693_RESET_TO_READY :snprintf(exp, size, "RESET_TO_READY");break; | |
186 | case ISO15693_WRITE_AFI :snprintf(exp, size, "WRITE_AFI");break; | |
187 | case ISO15693_LOCK_AFI :snprintf(exp, size, "LOCK_AFI");break; | |
188 | case ISO15693_WRITE_DSFID :snprintf(exp, size, "WRITE_DSFID");break; | |
189 | case ISO15693_LOCK_DSFID :snprintf(exp, size, "LOCK_DSFID");break; | |
190 | case ISO15693_GET_SYSTEM_INFO :snprintf(exp, size, "GET_SYSTEM_INFO");break; | |
191 | case ISO15693_READ_MULTI_SECSTATUS :snprintf(exp, size, "READ_MULTI_SECSTATUS");break; | |
41fdd0f0 | 192 | default: snprintf(exp,size,"?"); break; |
4df54240 MHS |
193 | } |
194 | } | |
195 | } | |
08e8317c | 196 | |
ee1eadee | 197 | |
198 | void annotateTopaz(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) | |
199 | { | |
ee1eadee | 200 | switch(cmd[0]) { |
201 | case TOPAZ_REQA :snprintf(exp, size, "REQA");break; | |
202 | case TOPAZ_WUPA :snprintf(exp, size, "WUPA");break; | |
203 | case TOPAZ_RID :snprintf(exp, size, "RID");break; | |
204 | case TOPAZ_RALL :snprintf(exp, size, "RALL");break; | |
205 | case TOPAZ_READ :snprintf(exp, size, "READ");break; | |
206 | case TOPAZ_WRITE_E :snprintf(exp, size, "WRITE-E");break; | |
207 | case TOPAZ_WRITE_NE :snprintf(exp, size, "WRITE-NE");break; | |
48ece4a7 | 208 | case TOPAZ_RSEG :snprintf(exp, size, "RSEG");break; |
209 | case TOPAZ_READ8 :snprintf(exp, size, "READ8");break; | |
210 | case TOPAZ_WRITE_E8 :snprintf(exp, size, "WRITE-E8");break; | |
211 | case TOPAZ_WRITE_NE8 :snprintf(exp, size, "WRITE-NE8");break; | |
ee1eadee | 212 | default: snprintf(exp,size,"?"); break; |
213 | } | |
214 | } | |
215 | ||
216 | ||
08e8317c MHS |
217 | /** |
218 | 06 00 = INITIATE | |
219 | 0E xx = SELECT ID (xx = Chip-ID) | |
220 | 0B = Get UID | |
221 | 08 yy = Read Block (yy = block number) | |
222 | 09 yy dd dd dd dd = Write Block (yy = block number; dd dd dd dd = data to be written) | |
223 | 0C = Reset to Inventory | |
224 | 0F = Completion | |
225 | 0A 11 22 33 44 55 66 = Authenticate (11 22 33 44 55 66 = data to authenticate) | |
226 | **/ | |
227 | ||
41fdd0f0 MHS |
228 | void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) |
229 | { | |
230 | switch(cmd[0]){ | |
231 | case ISO14443B_REQB : snprintf(exp,size,"REQB");break; | |
232 | case ISO14443B_ATTRIB : snprintf(exp,size,"ATTRIB");break; | |
233 | case ISO14443B_HALT : snprintf(exp,size,"HALT");break; | |
08e8317c MHS |
234 | case ISO14443B_INITIATE : snprintf(exp,size,"INITIATE");break; |
235 | case ISO14443B_SELECT : snprintf(exp,size,"SELECT(%d)",cmd[1]);break; | |
236 | case ISO14443B_GET_UID : snprintf(exp,size,"GET UID");break; | |
237 | case ISO14443B_READ_BLK : snprintf(exp,size,"READ_BLK(%d)", cmd[1]);break; | |
238 | case ISO14443B_WRITE_BLK : snprintf(exp,size,"WRITE_BLK(%d)",cmd[1]);break; | |
239 | case ISO14443B_RESET : snprintf(exp,size,"RESET");break; | |
240 | case ISO14443B_COMPLETION : snprintf(exp,size,"COMPLETION");break; | |
241 | case ISO14443B_AUTHENTICATE : snprintf(exp,size,"AUTHENTICATE");break; | |
242 | default : snprintf(exp,size ,"?");break; | |
41fdd0f0 MHS |
243 | } |
244 | ||
245 | } | |
246 | ||
247 | /** | |
ef00343c | 248 | * @brief iso14443A_CRC_check Checks CRC in command or response |
249 | * @param isResponse | |
250 | * @param data | |
251 | * @param len | |
252 | * @return 0 : CRC-command, CRC not ok | |
253 | * 1 : CRC-command, CRC ok | |
254 | * 2 : Not crc-command | |
255 | */ | |
256 | ||
257 | uint8_t iso14443A_CRC_check(bool isResponse, uint8_t* data, uint8_t len) | |
258 | { | |
259 | uint8_t b1,b2; | |
260 | ||
261 | if(len <= 2) return 2; | |
262 | ||
263 | if(isResponse & (len < 6)) return 2; | |
264 | ||
265 | ComputeCrc14443(CRC_14443_A, data, len-2, &b1, &b2); | |
266 | if (b1 != data[len-2] || b2 != data[len-1]) { | |
267 | return 0; | |
268 | } else { | |
269 | return 1; | |
270 | } | |
271 | } | |
272 | ||
273 | ||
274 | /** | |
275 | * @brief iso14443B_CRC_check Checks CRC in command or response | |
41fdd0f0 MHS |
276 | * @param isResponse |
277 | * @param data | |
278 | * @param len | |
279 | * @return 0 : CRC-command, CRC not ok | |
280 | * 1 : CRC-command, CRC ok | |
281 | * 2 : Not crc-command | |
282 | */ | |
283 | ||
284 | uint8_t iso14443B_CRC_check(bool isResponse, uint8_t* data, uint8_t len) | |
285 | { | |
286 | uint8_t b1,b2; | |
287 | ||
288 | if(len <= 2) return 2; | |
289 | ||
290 | ComputeCrc14443(CRC_14443_B, data, len-2, &b1, &b2); | |
291 | if(b1 != data[len-2] || b2 != data[len-1]) { | |
ef00343c | 292 | return 0; |
293 | } else { | |
294 | return 1; | |
41fdd0f0 | 295 | } |
41fdd0f0 MHS |
296 | } |
297 | ||
49726b40 MHS |
298 | /** |
299 | * @brief iclass_CRC_Ok Checks CRC in command or response | |
300 | * @param isResponse | |
301 | * @param data | |
302 | * @param len | |
303 | * @return 0 : CRC-command, CRC not ok | |
304 | * 1 : CRC-command, CRC ok | |
305 | * 2 : Not crc-command | |
306 | */ | |
41fdd0f0 | 307 | uint8_t iclass_CRC_check(bool isResponse, uint8_t* data, uint8_t len) |
49726b40 MHS |
308 | { |
309 | if(len < 4) return 2;//CRC commands (and responses) are all at least 4 bytes | |
310 | ||
311 | uint8_t b1, b2; | |
312 | ||
313 | if(!isResponse)//Commands to tag | |
314 | { | |
315 | /** | |
316 | These commands should have CRC. Total length leftmost | |
317 | 4 READ | |
318 | 4 READ4 | |
319 | 12 UPDATE - unsecured, ends with CRC16 | |
320 | 14 UPDATE - secured, ends with signature instead | |
321 | 4 PAGESEL | |
322 | **/ | |
323 | if(len == 4 || len == 12)//Covers three of them | |
324 | { | |
325 | //Don't include the command byte | |
326 | ComputeCrc14443(CRC_ICLASS, (data+1), len-3, &b1, &b2); | |
327 | return b1 == data[len -2] && b2 == data[len-1]; | |
328 | } | |
329 | return 2; | |
330 | }else{ | |
331 | /** | |
332 | These tag responses should have CRC. Total length leftmost | |
333 | ||
334 | 10 READ data[8] crc[2] | |
335 | 34 READ4 data[32]crc[2] | |
336 | 10 UPDATE data[8] crc[2] | |
337 | 10 SELECT csn[8] crc[2] | |
338 | 10 IDENTIFY asnb[8] crc[2] | |
339 | 10 PAGESEL block1[8] crc[2] | |
340 | 10 DETECT csn[8] crc[2] | |
341 | ||
342 | These should not | |
343 | ||
344 | 4 CHECK chip_response[4] | |
345 | 8 READCHECK data[8] | |
346 | 1 ACTALL sof[1] | |
347 | 1 ACT sof[1] | |
348 | ||
349 | In conclusion, without looking at the command; any response | |
350 | of length 10 or 34 should have CRC | |
351 | **/ | |
352 | if(len != 10 && len != 34) return true; | |
353 | ||
354 | ComputeCrc14443(CRC_ICLASS, data, len-2, &b1, &b2); | |
355 | return b1 == data[len -2] && b2 == data[len-1]; | |
356 | } | |
357 | } | |
4c3de57a | 358 | |
ee1eadee | 359 | |
a8904ebd | 360 | bool is_last_record(uint16_t tracepos, uint8_t *trace, uint16_t traceLen) |
4c3de57a | 361 | { |
a8904ebd | 362 | return(tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) >= traceLen); |
363 | } | |
364 | ||
365 | ||
366 | bool next_record_is_response(uint16_t tracepos, uint8_t *trace) | |
367 | { | |
368 | uint16_t next_records_datalen = *((uint16_t *)(trace + tracepos + sizeof(uint32_t) + sizeof(uint16_t))); | |
369 | ||
370 | return(next_records_datalen & 0x8000); | |
371 | } | |
372 | ||
373 | ||
ef00343c | 374 | bool merge_topaz_reader_frames(uint32_t timestamp, uint32_t *duration, uint16_t *tracepos, uint16_t traceLen, uint8_t *trace, uint8_t *frame, uint8_t *topaz_reader_command, uint16_t *data_len) |
a8904ebd | 375 | { |
376 | ||
48ece4a7 | 377 | #define MAX_TOPAZ_READER_CMD_LEN 16 |
a8904ebd | 378 | |
379 | uint32_t last_timestamp = timestamp + *duration; | |
380 | ||
ef00343c | 381 | if ((*data_len != 1) || (frame[0] == TOPAZ_WUPA) || (frame[0] == TOPAZ_REQA)) return false; |
4c3de57a | 382 | |
ef00343c | 383 | memcpy(topaz_reader_command, frame, *data_len); |
a8904ebd | 384 | |
385 | while (!is_last_record(*tracepos, trace, traceLen) && !next_record_is_response(*tracepos, trace)) { | |
386 | uint32_t next_timestamp = *((uint32_t *)(trace + *tracepos)); | |
387 | *tracepos += sizeof(uint32_t); | |
ef00343c | 388 | uint16_t next_duration = *((uint16_t *)(trace + *tracepos)); |
a8904ebd | 389 | *tracepos += sizeof(uint16_t); |
390 | uint16_t next_data_len = *((uint16_t *)(trace + *tracepos)) & 0x7FFF; | |
391 | *tracepos += sizeof(uint16_t); | |
392 | uint8_t *next_frame = (trace + *tracepos); | |
393 | *tracepos += next_data_len; | |
ef00343c | 394 | if ((next_data_len == 1) && (*data_len + next_data_len <= MAX_TOPAZ_READER_CMD_LEN)) { |
a8904ebd | 395 | memcpy(topaz_reader_command + *data_len, next_frame, next_data_len); |
396 | *data_len += next_data_len; | |
ef00343c | 397 | last_timestamp = next_timestamp + next_duration; |
398 | } else { | |
399 | // rewind and exit | |
400 | *tracepos = *tracepos - next_data_len - sizeof(uint16_t) - sizeof(uint16_t) - sizeof(uint32_t); | |
401 | break; | |
402 | } | |
a8904ebd | 403 | uint16_t next_parity_len = (next_data_len-1)/8 + 1; |
404 | *tracepos += next_parity_len; | |
405 | } | |
406 | ||
407 | *duration = last_timestamp - timestamp; | |
ef00343c | 408 | |
409 | return true; | |
ee1eadee | 410 | } |
411 | ||
412 | ||
05ddb52c | 413 | uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, uint8_t protocol, bool showWaitCycles, bool markCRCBytes) |
4c3de57a MHS |
414 | { |
415 | bool isResponse; | |
a8904ebd | 416 | uint16_t data_len, parity_len; |
417 | uint32_t duration; | |
ee1eadee | 418 | uint8_t topaz_reader_command[9]; |
4c3de57a MHS |
419 | uint32_t timestamp, first_timestamp, EndOfTransmissionTimestamp; |
420 | char explanation[30] = {0}; | |
421 | ||
f71f4deb | 422 | if (tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) > traceLen) return traceLen; |
423 | ||
4c3de57a MHS |
424 | first_timestamp = *((uint32_t *)(trace)); |
425 | timestamp = *((uint32_t *)(trace + tracepos)); | |
4c3de57a MHS |
426 | |
427 | tracepos += 4; | |
428 | duration = *((uint16_t *)(trace + tracepos)); | |
429 | tracepos += 2; | |
430 | data_len = *((uint16_t *)(trace + tracepos)); | |
431 | tracepos += 2; | |
432 | ||
433 | if (data_len & 0x8000) { | |
434 | data_len &= 0x7fff; | |
435 | isResponse = true; | |
436 | } else { | |
437 | isResponse = false; | |
438 | } | |
439 | parity_len = (data_len-1)/8 + 1; | |
440 | ||
f71f4deb | 441 | if (tracepos + data_len + parity_len > traceLen) { |
442 | return traceLen; | |
4c3de57a | 443 | } |
4c3de57a MHS |
444 | uint8_t *frame = trace + tracepos; |
445 | tracepos += data_len; | |
446 | uint8_t *parityBytes = trace + tracepos; | |
447 | tracepos += parity_len; | |
448 | ||
ee1eadee | 449 | if (protocol == TOPAZ && !isResponse) { |
ef00343c | 450 | // topaz reader commands come in 1 or 9 separate frames with 7 or 8 Bits each. |
ee1eadee | 451 | // merge them: |
ef00343c | 452 | if (merge_topaz_reader_frames(timestamp, &duration, &tracepos, traceLen, trace, frame, topaz_reader_command, &data_len)) { |
453 | frame = topaz_reader_command; | |
454 | } | |
ee1eadee | 455 | } |
456 | ||
27eabcdc MHS |
457 | //Check the CRC status |
458 | uint8_t crcStatus = 2; | |
459 | ||
460 | if (data_len > 2) { | |
ee1eadee | 461 | switch (protocol) { |
462 | case ICLASS: | |
463 | crcStatus = iclass_CRC_check(isResponse, frame, data_len); | |
464 | break; | |
465 | case ISO_14443B: | |
ef00343c | 466 | case TOPAZ: |
a8904ebd | 467 | crcStatus = iso14443B_CRC_check(isResponse, frame, data_len); |
ee1eadee | 468 | break; |
469 | case ISO_14443A: | |
ef00343c | 470 | crcStatus = iso14443A_CRC_check(isResponse, frame, data_len); |
ee1eadee | 471 | break; |
472 | default: | |
473 | break; | |
27eabcdc MHS |
474 | } |
475 | } | |
476 | //0 CRC-command, CRC not ok | |
477 | //1 CRC-command, CRC ok | |
478 | //2 Not crc-command | |
9e8255d4 | 479 | |
4c3de57a | 480 | //--- Draw the data column |
9e8255d4 | 481 | //char line[16][110]; |
4c3de57a | 482 | char line[16][110]; |
9e8255d4 MHS |
483 | |
484 | for (int j = 0; j < data_len && j/16 < 16; j++) { | |
485 | ||
4c3de57a | 486 | uint8_t parityBits = parityBytes[j>>3]; |
1f065e1d | 487 | if (protocol != ISO_14443B && (isResponse || protocol == ISO_14443A) && (oddparity8(frame[j]) != ((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)); |
275d9e61 | 550 | PrintAndLog(" %10d | %10d | %s | fdt (Frame Delay Time): %d", |
a8904ebd | 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 |
561 | int CmdHFList(const char *Cmd) |
562 | { | |
563 | bool showWaitCycles = false; | |
05ddb52c | 564 | bool markCRCBytes = false; |
4c3de57a | 565 | char type[40] = {0}; |
874572d4 | 566 | int tlen = param_getstr(Cmd,0,type, sizeof(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 | 664 | int CmdHFSearch(const char *Cmd){ |
665 | int ans = 0; | |
6ce0e538 | 666 | PrintAndLog(""); |
fe842bed | 667 | ans = CmdHF14AInfo("s"); |
6ce0e538 | 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 | } | |
979c7655 | 677 | ans = HF15Reader("", false); |
6ce0e538 | 678 | if (ans) { |
979c7655 | 679 | PrintAndLog("\nValid ISO15693 Tag Found - Quiting Search\n"); |
6ce0e538 | 680 | return ans; |
681 | } | |
979c7655 | 682 | //14b is longest test currently (and rarest chip type) ... put last |
683 | ans = HF14BInfo(false); | |
6ce0e538 | 684 | if (ans) { |
979c7655 | 685 | PrintAndLog("\nValid ISO14443B Tag Found - Quiting Search\n"); |
6ce0e538 | 686 | return ans; |
687 | } | |
ff4fdb32 | 688 | PrintAndLog("\nno known/supported 13.56 MHz tags found\n"); |
8ceb6b03 | 689 | return 0; |
690 | } | |
7fe9b0b7 | 691 | |
0472d76d | 692 | int CmdHFSnoop(const char *Cmd) |
693 | { | |
694 | char * pEnd; | |
695 | UsbCommand c = {CMD_HF_SNIFFER, {strtol(Cmd, &pEnd,0),strtol(pEnd, &pEnd,0),0}}; | |
696 | SendCommand(&c); | |
697 | return 0; | |
698 | } | |
699 | ||
7fe9b0b7 | 700 | static command_t CommandTable[] = |
701 | { | |
05ddb52c | 702 | {"help", CmdHelp, 1, "This help"}, |
703 | {"14a", CmdHF14A, 1, "{ ISO14443A RFIDs... }"}, | |
704 | {"14b", CmdHF14B, 1, "{ ISO14443B RFIDs... }"}, | |
705 | {"15", CmdHF15, 1, "{ ISO15693 RFIDs... }"}, | |
706 | {"epa", CmdHFEPA, 1, "{ German Identification Card... }"}, | |
3c5fce2b | 707 | {"emv", CmdHFEMV, 1, "{ EMV cards... }"}, |
05ddb52c | 708 | {"legic", CmdHFLegic, 0, "{ LEGIC RFIDs... }"}, |
709 | {"iclass", CmdHFiClass, 1, "{ ICLASS RFIDs... }"}, | |
710 | {"mf", CmdHFMF, 1, "{ MIFARE RFIDs... }"}, | |
711 | {"mfu", CmdHFMFUltra, 1, "{ MIFARE Ultralight RFIDs... }"}, | |
712 | {"topaz", CmdHFTopaz, 1, "{ TOPAZ (NFC Type 1) RFIDs... }"}, | |
713 | {"tune", CmdHFTune, 0, "Continuously measure HF antenna tuning"}, | |
714 | {"list", CmdHFList, 1, "List protocol data in trace buffer"}, | |
7624e8b2 | 715 | {"search", CmdHFSearch, 1, "Search for known HF tags [preliminary]"}, |
b2fe0e77 | 716 | {"snoop", CmdHFSnoop, 0, "<samples to skip (10000)> <triggers to skip (1)> Generic HF Snoop"}, |
05ddb52c | 717 | {NULL, NULL, 0, NULL} |
7fe9b0b7 | 718 | }; |
719 | ||
720 | int CmdHF(const char *Cmd) | |
721 | { | |
722 | CmdsParse(CommandTable, Cmd); | |
723 | return 0; | |
724 | } | |
725 | ||
726 | int CmdHelp(const char *Cmd) | |
727 | { | |
728 | CmdsHelp(CommandTable); | |
729 | return 0; | |
730 | } |