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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" |
7fe9b0b7 | 25 | |
26 | static int CmdHelp(const char *Cmd); | |
27 | ||
28 | int CmdHFTune(const char *Cmd) | |
29 | { | |
30 | UsbCommand c={CMD_MEASURE_ANTENNA_TUNING_HF}; | |
31 | SendCommand(&c); | |
32 | return 0; | |
33 | } | |
4c3de57a MHS |
34 | // for the time being. Need better Bigbuf handling. |
35 | #define TRACE_SIZE 3000 | |
36 | ||
4df54240 MHS |
37 | //The following data is taken from http://www.proxmark.org/forum/viewtopic.php?pid=13501#p13501 |
38 | /* | |
39 | ISO14443A (usually NFC tags) | |
40 | 26 (7bits) = REQA | |
41 | 30 = Read (usage: 30+1byte block number+2bytes ISO14443A-CRC - answer: 16bytes) | |
42 | A2 = Write (usage: A2+1byte block number+4bytes data+2bytes ISO14443A-CRC - answer: 0A [ACK] or 00 [NAK]) | |
43 | 52 (7bits) = WUPA (usage: 52(7bits) - answer: 2bytes ATQA) | |
44 | 93 20 = Anticollision (usage: 9320 - answer: 4bytes UID+1byte UID-bytes-xor) | |
45 | 93 70 = Select (usage: 9370+5bytes 9320 answer - answer: 1byte SAK) | |
46 | 95 20 = Anticollision of cascade level2 | |
47 | 95 70 = Select of cascade level2 | |
48 | 50 00 = Halt (usage: 5000+2bytes ISO14443A-CRC - no answer from card) | |
49 | Mifare | |
50 | 60 = Authenticate with KeyA | |
51 | 61 = Authenticate with KeyB | |
52 | 40 (7bits) = Used to put Chinese Changeable UID cards in special mode (must be followed by 43 (8bits) - answer: 0A) | |
53 | C0 = Decrement | |
54 | C1 = Increment | |
55 | C2 = Restore | |
56 | B0 = Transfer | |
57 | Ultralight C | |
58 | A0 = Compatibility Write (to accomodate MIFARE commands) | |
59 | 1A = Step1 Authenticate | |
60 | AF = Step2 Authenticate | |
61 | ||
62 | ||
63 | ISO14443B | |
64 | 05 = REQB | |
65 | 1D = ATTRIB | |
66 | 50 = HALT | |
67 | SRIX4K (tag does not respond to 05) | |
68 | 06 00 = INITIATE | |
69 | 0E xx = SELECT ID (xx = Chip-ID) | |
70 | 0B = Get UID | |
71 | 08 yy = Read Block (yy = block number) | |
72 | 09 yy dd dd dd dd = Write Block (yy = block number; dd dd dd dd = data to be written) | |
73 | 0C = Reset to Inventory | |
74 | 0F = Completion | |
75 | 0A 11 22 33 44 55 66 = Authenticate (11 22 33 44 55 66 = data to authenticate) | |
76 | ||
77 | ||
78 | ISO15693 | |
79 | MANDATORY COMMANDS (all ISO15693 tags must support those) | |
80 | 01 = Inventory (usage: 260100+2bytes ISO15693-CRC - answer: 12bytes) | |
81 | 02 = Stay Quiet | |
82 | OPTIONAL COMMANDS (not all tags support them) | |
83 | 20 = Read Block (usage: 0220+1byte block number+2bytes ISO15693-CRC - answer: 4bytes) | |
84 | 21 = Write Block (usage: 0221+1byte block number+4bytes data+2bytes ISO15693-CRC - answer: 4bytes) | |
85 | 22 = Lock Block | |
86 | 23 = Read Multiple Blocks (usage: 0223+1byte 1st block to read+1byte last block to read+2bytes ISO15693-CRC) | |
87 | 25 = Select | |
88 | 26 = Reset to Ready | |
89 | 27 = Write AFI | |
90 | 28 = Lock AFI | |
91 | 29 = Write DSFID | |
92 | 2A = Lock DSFID | |
93 | 2B = Get_System_Info (usage: 022B+2bytes ISO15693-CRC - answer: 14 or more bytes) | |
94 | 2C = Read Multiple Block Security Status (usage: 022C+1byte 1st block security to read+1byte last block security to read+2bytes ISO15693-CRC) | |
95 | ||
96 | EM Microelectronic CUSTOM COMMANDS | |
97 | A5 = Active EAS (followed by 1byte IC Manufacturer code+1byte EAS type) | |
98 | A7 = Write EAS ID (followed by 1byte IC Manufacturer code+2bytes EAS value) | |
99 | B8 = Get Protection Status for a specific block (followed by 1byte IC Manufacturer code+1byte block number+1byte of how many blocks after the previous is needed the info) | |
100 | E4 = Login (followed by 1byte IC Manufacturer code+4bytes password) | |
101 | NXP/Philips CUSTOM COMMANDS | |
102 | A0 = Inventory Read | |
103 | A1 = Fast Inventory Read | |
104 | A2 = Set EAS | |
105 | A3 = Reset EAS | |
106 | A4 = Lock EAS | |
107 | A5 = EAS Alarm | |
108 | A6 = Password Protect EAS | |
109 | A7 = Write EAS ID | |
110 | A8 = Read EPC | |
111 | B0 = Inventory Page Read | |
112 | B1 = Fast Inventory Page Read | |
113 | B2 = Get Random Number | |
114 | B3 = Set Password | |
115 | B4 = Write Password | |
116 | B5 = Lock Password | |
117 | B6 = Bit Password Protection | |
118 | B7 = Lock Page Protection Condition | |
119 | B8 = Get Multiple Block Protection Status | |
120 | B9 = Destroy SLI | |
121 | BA = Enable Privacy | |
122 | BB = 64bit Password Protection | |
123 | 40 = Long Range CMD (Standard ISO/TR7003:1990) | |
124 | */ | |
125 | ||
49726b40 | 126 | #define ICLASS_CMD_ACTALL 0x0A |
4df54240 | 127 | #define ICLASS_CMD_READ_OR_IDENTIFY 0x0C |
49726b40 MHS |
128 | #define ICLASS_CMD_SELECT 0x81 |
129 | #define ICLASS_CMD_PAGESEL 0x84 | |
130 | #define ICLASS_CMD_READCHECK_KD 0x88 | |
131 | #define ICLASS_CMD_READCHECK_KC 0x18 | |
132 | #define ICLASS_CMD_CHECK 0x05 | |
133 | #define ICLASS_CMD_DETECT 0x0F | |
134 | #define ICLASS_CMD_HALT 0x00 | |
135 | #define ICLASS_CMD_UPDATE 0x87 | |
136 | #define ICLASS_CMD_ACT 0x8E | |
137 | #define ICLASS_CMD_READ4 0x06 | |
138 | ||
4c3de57a | 139 | |
41fdd0f0 MHS |
140 | #define ISO14443A_CMD_REQA 0x26 |
141 | #define ISO14443A_CMD_READBLOCK 0x30 | |
142 | #define ISO14443A_CMD_WUPA 0x52 | |
143 | #define ISO14443A_CMD_ANTICOLL_OR_SELECT 0x93 | |
144 | #define ISO14443A_CMD_ANTICOLL_OR_SELECT_2 0x95 | |
145 | #define ISO14443A_CMD_WRITEBLOCK 0xA0 // or 0xA2 ? | |
146 | #define ISO14443A_CMD_HALT 0x50 | |
147 | #define ISO14443A_CMD_RATS 0xE0 | |
4df54240 MHS |
148 | |
149 | #define MIFARE_AUTH_KEYA 0x60 | |
150 | #define MIFARE_AUTH_KEYB 0x61 | |
151 | #define MIFARE_MAGICMODE 0x40 | |
152 | #define MIFARE_CMD_INC 0xC0 | |
153 | #define MIFARE_CMD_DEC 0xC1 | |
154 | #define MIFARE_CMD_RESTORE 0xC2 | |
155 | #define MIFARE_CMD_TRANSFER 0xB0 | |
156 | ||
157 | #define MIFARE_ULC_WRITE 0xA0 | |
158 | #define MIFARE_ULC_AUTH_1 0x1A | |
159 | #define MIFARE_ULC_AUTH_2 0xAF | |
160 | ||
08e8317c MHS |
161 | /** |
162 | 06 00 = INITIATE | |
163 | 0E xx = SELECT ID (xx = Chip-ID) | |
164 | 0B = Get UID | |
165 | 08 yy = Read Block (yy = block number) | |
166 | 09 yy dd dd dd dd = Write Block (yy = block number; dd dd dd dd = data to be written) | |
167 | 0C = Reset to Inventory | |
168 | 0F = Completion | |
169 | 0A 11 22 33 44 55 66 = Authenticate (11 22 33 44 55 66 = data to authenticate) | |
170 | **/ | |
171 | ||
4df54240 MHS |
172 | #define ISO14443B_REQB 0x05 |
173 | #define ISO14443B_ATTRIB 0x1D | |
174 | #define ISO14443B_HALT 0x50 | |
08e8317c MHS |
175 | #define ISO14443B_INITIATE 0x06 |
176 | #define ISO14443B_SELECT 0x0E | |
177 | #define ISO14443B_GET_UID 0x0B | |
178 | #define ISO14443B_READ_BLK 0x08 | |
179 | #define ISO14443B_WRITE_BLK 0x09 | |
180 | #define ISO14443B_RESET 0x0C | |
181 | #define ISO14443B_COMPLETION 0x0F | |
182 | #define ISO14443B_AUTHENTICATE 0x0A | |
4df54240 MHS |
183 | |
184 | //First byte is 26 | |
185 | #define ISO15693_INVENTORY 0x01 | |
186 | #define ISO15693_STAYQUIET 0x02 | |
187 | //First byte is 02 | |
188 | #define ISO15693_READBLOCK 0x20 | |
189 | #define ISO15693_WRITEBLOCK 0x21 | |
190 | #define ISO15693_LOCKBLOCK 0x22 | |
191 | #define ISO15693_READ_MULTI_BLOCK 0x23 | |
192 | #define ISO15693_SELECT 0x25 | |
193 | #define ISO15693_RESET_TO_READY 0x26 | |
194 | #define ISO15693_WRITE_AFI 0x27 | |
195 | #define ISO15693_LOCK_AFI 0x28 | |
196 | #define ISO15693_WRITE_DSFID 0x29 | |
197 | #define ISO15693_LOCK_DSFID 0x2A | |
198 | #define ISO15693_GET_SYSTEM_INFO 0x2B | |
199 | #define ISO15693_READ_MULTI_SECSTATUS 0x2C | |
200 | ||
201 | ||
41fdd0f0 MHS |
202 | #define ISO_14443A 0 |
203 | #define ICLASS 1 | |
204 | #define ISO_14443B 2 | |
4c3de57a MHS |
205 | |
206 | ||
207 | void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) | |
208 | { | |
209 | switch(cmd[0]) | |
210 | { | |
41fdd0f0 MHS |
211 | case ISO14443A_CMD_WUPA: snprintf(exp,size,"WUPA"); break; |
212 | case ISO14443A_CMD_ANTICOLL_OR_SELECT:{ | |
4df54240 MHS |
213 | // 93 20 = Anticollision (usage: 9320 - answer: 4bytes UID+1byte UID-bytes-xor) |
214 | // 93 70 = Select (usage: 9370+5bytes 9320 answer - answer: 1byte SAK) | |
215 | if(cmd[2] == 0x70) | |
4c3de57a MHS |
216 | { |
217 | snprintf(exp,size,"SELECT_UID"); break; | |
218 | }else | |
219 | { | |
4df54240 MHS |
220 | snprintf(exp,size,"ANTICOLL"); break; |
221 | } | |
222 | } | |
41fdd0f0 | 223 | case ISO14443A_CMD_ANTICOLL_OR_SELECT_2:{ |
4df54240 MHS |
224 | //95 20 = Anticollision of cascade level2 |
225 | //95 70 = Select of cascade level2 | |
226 | if(cmd[2] == 0x70) | |
227 | { | |
228 | snprintf(exp,size,"SELECT_UID-2"); break; | |
229 | }else | |
230 | { | |
231 | snprintf(exp,size,"ANTICOLL-2"); break; | |
4c3de57a MHS |
232 | } |
233 | } | |
41fdd0f0 MHS |
234 | case ISO14443A_CMD_REQA: snprintf(exp,size,"REQA"); break; |
235 | case ISO14443A_CMD_READBLOCK: snprintf(exp,size,"READBLOCK(%d)",cmd[1]); break; | |
236 | case ISO14443A_CMD_WRITEBLOCK: snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); break; | |
237 | case ISO14443A_CMD_HALT: snprintf(exp,size,"HALT"); break; | |
238 | case ISO14443A_CMD_RATS: snprintf(exp,size,"RATS"); break; | |
4df54240 MHS |
239 | case MIFARE_CMD_INC: snprintf(exp,size,"INC(%d)",cmd[1]); break; |
240 | case MIFARE_CMD_DEC: snprintf(exp,size,"DEC(%d)",cmd[1]); break; | |
241 | case MIFARE_CMD_RESTORE: snprintf(exp,size,"RESTORE(%d)",cmd[1]); break; | |
242 | case MIFARE_CMD_TRANSFER: snprintf(exp,size,"TRANSFER(%d)",cmd[1]); break; | |
243 | case MIFARE_AUTH_KEYA: snprintf(exp,size,"AUTH-A"); break; | |
244 | case MIFARE_AUTH_KEYB: snprintf(exp,size,"AUTH-B"); break; | |
245 | case MIFARE_MAGICMODE: snprintf(exp,size,"MAGIC"); break; | |
246 | default: snprintf(exp,size,"?"); break; | |
4c3de57a MHS |
247 | } |
248 | return; | |
249 | } | |
250 | ||
251 | void annotateIclass(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) | |
252 | { | |
4c3de57a MHS |
253 | switch(cmd[0]) |
254 | { | |
337818f7 | 255 | case ICLASS_CMD_ACTALL: snprintf(exp,size,"ACTALL"); break; |
4df54240 MHS |
256 | case ICLASS_CMD_READ_OR_IDENTIFY:{ |
257 | if(cmdsize > 1){ | |
258 | snprintf(exp,size,"READ(%d)",cmd[1]); | |
259 | }else{ | |
260 | snprintf(exp,size,"IDENTIFY"); | |
261 | } | |
262 | break; | |
263 | } | |
337818f7 | 264 | case ICLASS_CMD_SELECT: snprintf(exp,size,"SELECT"); break; |
49726b40 MHS |
265 | case ICLASS_CMD_PAGESEL: snprintf(exp,size,"PAGESEL(%d)", cmd[1]); break; |
266 | case ICLASS_CMD_READCHECK_KC:snprintf(exp,size,"READCHECK[Kc](%d)", cmd[1]); break; | |
267 | case ICLASS_CMD_READCHECK_KD:snprintf(exp,size,"READCHECK[Kd](%d)", cmd[1]); break; | |
337818f7 | 268 | case ICLASS_CMD_CHECK: snprintf(exp,size,"CHECK"); break; |
49726b40 | 269 | case ICLASS_CMD_DETECT: snprintf(exp,size,"DETECT"); break; |
337818f7 | 270 | case ICLASS_CMD_HALT: snprintf(exp,size,"HALT"); break; |
49726b40 MHS |
271 | case ICLASS_CMD_UPDATE: snprintf(exp,size,"UPDATE(%d)",cmd[1]); break; |
272 | case ICLASS_CMD_ACT: snprintf(exp,size,"ACT"); break; | |
273 | case ICLASS_CMD_READ4: snprintf(exp,size,"READ4(%d)",cmd[1]); break; | |
337818f7 | 274 | default: snprintf(exp,size,"?"); break; |
4c3de57a MHS |
275 | } |
276 | return; | |
277 | } | |
278 | ||
4df54240 MHS |
279 | void annotateIso15693(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) |
280 | { | |
281 | ||
282 | if(cmd[0] == 0x26) | |
283 | { | |
284 | switch(cmd[1]){ | |
285 | case ISO15693_INVENTORY :snprintf(exp, size, "INVENTORY");break; | |
286 | case ISO15693_STAYQUIET :snprintf(exp, size, "STAY_QUIET");break; | |
287 | default: snprintf(exp,size,"?"); break; | |
4c3de57a | 288 | |
4df54240 MHS |
289 | } |
290 | }else if(cmd[0] == 0x02) | |
291 | { | |
292 | switch(cmd[1]) | |
293 | { | |
294 | case ISO15693_READBLOCK :snprintf(exp, size, "READBLOCK");break; | |
295 | case ISO15693_WRITEBLOCK :snprintf(exp, size, "WRITEBLOCK");break; | |
296 | case ISO15693_LOCKBLOCK :snprintf(exp, size, "LOCKBLOCK");break; | |
297 | case ISO15693_READ_MULTI_BLOCK :snprintf(exp, size, "READ_MULTI_BLOCK");break; | |
298 | case ISO15693_SELECT :snprintf(exp, size, "SELECT");break; | |
299 | case ISO15693_RESET_TO_READY :snprintf(exp, size, "RESET_TO_READY");break; | |
300 | case ISO15693_WRITE_AFI :snprintf(exp, size, "WRITE_AFI");break; | |
301 | case ISO15693_LOCK_AFI :snprintf(exp, size, "LOCK_AFI");break; | |
302 | case ISO15693_WRITE_DSFID :snprintf(exp, size, "WRITE_DSFID");break; | |
303 | case ISO15693_LOCK_DSFID :snprintf(exp, size, "LOCK_DSFID");break; | |
304 | case ISO15693_GET_SYSTEM_INFO :snprintf(exp, size, "GET_SYSTEM_INFO");break; | |
305 | case ISO15693_READ_MULTI_SECSTATUS :snprintf(exp, size, "READ_MULTI_SECSTATUS");break; | |
41fdd0f0 | 306 | default: snprintf(exp,size,"?"); break; |
4df54240 MHS |
307 | } |
308 | } | |
309 | } | |
08e8317c MHS |
310 | |
311 | /** | |
312 | 06 00 = INITIATE | |
313 | 0E xx = SELECT ID (xx = Chip-ID) | |
314 | 0B = Get UID | |
315 | 08 yy = Read Block (yy = block number) | |
316 | 09 yy dd dd dd dd = Write Block (yy = block number; dd dd dd dd = data to be written) | |
317 | 0C = Reset to Inventory | |
318 | 0F = Completion | |
319 | 0A 11 22 33 44 55 66 = Authenticate (11 22 33 44 55 66 = data to authenticate) | |
320 | **/ | |
321 | ||
41fdd0f0 MHS |
322 | void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) |
323 | { | |
324 | switch(cmd[0]){ | |
325 | case ISO14443B_REQB : snprintf(exp,size,"REQB");break; | |
326 | case ISO14443B_ATTRIB : snprintf(exp,size,"ATTRIB");break; | |
327 | case ISO14443B_HALT : snprintf(exp,size,"HALT");break; | |
08e8317c MHS |
328 | case ISO14443B_INITIATE : snprintf(exp,size,"INITIATE");break; |
329 | case ISO14443B_SELECT : snprintf(exp,size,"SELECT(%d)",cmd[1]);break; | |
330 | case ISO14443B_GET_UID : snprintf(exp,size,"GET UID");break; | |
331 | case ISO14443B_READ_BLK : snprintf(exp,size,"READ_BLK(%d)", cmd[1]);break; | |
332 | case ISO14443B_WRITE_BLK : snprintf(exp,size,"WRITE_BLK(%d)",cmd[1]);break; | |
333 | case ISO14443B_RESET : snprintf(exp,size,"RESET");break; | |
334 | case ISO14443B_COMPLETION : snprintf(exp,size,"COMPLETION");break; | |
335 | case ISO14443B_AUTHENTICATE : snprintf(exp,size,"AUTHENTICATE");break; | |
336 | default : snprintf(exp,size ,"?");break; | |
41fdd0f0 MHS |
337 | } |
338 | ||
339 | } | |
340 | ||
341 | /** | |
342 | * @brief iso14443B_CRC_Ok Checks CRC in command or response | |
343 | * @param isResponse | |
344 | * @param data | |
345 | * @param len | |
346 | * @return 0 : CRC-command, CRC not ok | |
347 | * 1 : CRC-command, CRC ok | |
348 | * 2 : Not crc-command | |
349 | */ | |
350 | ||
351 | uint8_t iso14443B_CRC_check(bool isResponse, uint8_t* data, uint8_t len) | |
352 | { | |
353 | uint8_t b1,b2; | |
354 | ||
355 | if(len <= 2) return 2; | |
356 | ||
357 | ComputeCrc14443(CRC_14443_B, data, len-2, &b1, &b2); | |
358 | if(b1 != data[len-2] || b2 != data[len-1]) { | |
359 | return 0; | |
360 | } | |
361 | return 1; | |
362 | } | |
363 | ||
49726b40 MHS |
364 | /** |
365 | * @brief iclass_CRC_Ok Checks CRC in command or response | |
366 | * @param isResponse | |
367 | * @param data | |
368 | * @param len | |
369 | * @return 0 : CRC-command, CRC not ok | |
370 | * 1 : CRC-command, CRC ok | |
371 | * 2 : Not crc-command | |
372 | */ | |
41fdd0f0 | 373 | uint8_t iclass_CRC_check(bool isResponse, uint8_t* data, uint8_t len) |
49726b40 MHS |
374 | { |
375 | if(len < 4) return 2;//CRC commands (and responses) are all at least 4 bytes | |
376 | ||
377 | uint8_t b1, b2; | |
378 | ||
379 | if(!isResponse)//Commands to tag | |
380 | { | |
381 | /** | |
382 | These commands should have CRC. Total length leftmost | |
383 | 4 READ | |
384 | 4 READ4 | |
385 | 12 UPDATE - unsecured, ends with CRC16 | |
386 | 14 UPDATE - secured, ends with signature instead | |
387 | 4 PAGESEL | |
388 | **/ | |
389 | if(len == 4 || len == 12)//Covers three of them | |
390 | { | |
391 | //Don't include the command byte | |
392 | ComputeCrc14443(CRC_ICLASS, (data+1), len-3, &b1, &b2); | |
393 | return b1 == data[len -2] && b2 == data[len-1]; | |
394 | } | |
395 | return 2; | |
396 | }else{ | |
397 | /** | |
398 | These tag responses should have CRC. Total length leftmost | |
399 | ||
400 | 10 READ data[8] crc[2] | |
401 | 34 READ4 data[32]crc[2] | |
402 | 10 UPDATE data[8] crc[2] | |
403 | 10 SELECT csn[8] crc[2] | |
404 | 10 IDENTIFY asnb[8] crc[2] | |
405 | 10 PAGESEL block1[8] crc[2] | |
406 | 10 DETECT csn[8] crc[2] | |
407 | ||
408 | These should not | |
409 | ||
410 | 4 CHECK chip_response[4] | |
411 | 8 READCHECK data[8] | |
412 | 1 ACTALL sof[1] | |
413 | 1 ACT sof[1] | |
414 | ||
415 | In conclusion, without looking at the command; any response | |
416 | of length 10 or 34 should have CRC | |
417 | **/ | |
418 | if(len != 10 && len != 34) return true; | |
419 | ||
420 | ComputeCrc14443(CRC_ICLASS, data, len-2, &b1, &b2); | |
421 | return b1 == data[len -2] && b2 == data[len-1]; | |
422 | } | |
423 | } | |
4c3de57a | 424 | |
41fdd0f0 | 425 | uint16_t printTraceLine(uint16_t tracepos, uint8_t* trace, uint8_t protocol, bool showWaitCycles) |
4c3de57a MHS |
426 | { |
427 | bool isResponse; | |
428 | uint16_t duration, data_len,parity_len; | |
429 | ||
430 | uint32_t timestamp, first_timestamp, EndOfTransmissionTimestamp; | |
431 | char explanation[30] = {0}; | |
432 | ||
433 | first_timestamp = *((uint32_t *)(trace)); | |
434 | timestamp = *((uint32_t *)(trace + tracepos)); | |
435 | // Break and stick with current result if buffer was not completely full | |
436 | if (timestamp == 0x44444444) return TRACE_SIZE; | |
437 | ||
438 | tracepos += 4; | |
439 | duration = *((uint16_t *)(trace + tracepos)); | |
440 | tracepos += 2; | |
441 | data_len = *((uint16_t *)(trace + tracepos)); | |
442 | tracepos += 2; | |
443 | ||
444 | if (data_len & 0x8000) { | |
445 | data_len &= 0x7fff; | |
446 | isResponse = true; | |
447 | } else { | |
448 | isResponse = false; | |
449 | } | |
450 | parity_len = (data_len-1)/8 + 1; | |
451 | ||
452 | if (tracepos + data_len + parity_len >= TRACE_SIZE) { | |
453 | return TRACE_SIZE; | |
454 | } | |
4c3de57a MHS |
455 | uint8_t *frame = trace + tracepos; |
456 | tracepos += data_len; | |
457 | uint8_t *parityBytes = trace + tracepos; | |
458 | tracepos += parity_len; | |
459 | ||
9e8255d4 | 460 | |
4c3de57a | 461 | //--- Draw the data column |
9e8255d4 | 462 | //char line[16][110]; |
4c3de57a | 463 | char line[16][110]; |
9e8255d4 MHS |
464 | |
465 | for (int j = 0; j < data_len && j/16 < 16; j++) { | |
466 | ||
4c3de57a MHS |
467 | int oddparity = 0x01; |
468 | int k; | |
469 | ||
470 | for (k=0 ; k<8 ; k++) { | |
471 | oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01); | |
472 | } | |
473 | ||
474 | uint8_t parityBits = parityBytes[j>>3]; | |
4c3de57a | 475 | if (isResponse && (oddparity != ((parityBits >> (7-(j&0x0007))) & 0x01))) { |
9e8255d4 MHS |
476 | snprintf(line[j/16]+(( j % 16) * 4),110, "%02x! ", frame[j]); |
477 | ||
4c3de57a | 478 | } else { |
9e8255d4 MHS |
479 | snprintf(line[j/16]+(( j % 16) * 4),110, "%02x! ", frame[j]); |
480 | } | |
481 | } | |
482 | if(data_len == 0) | |
483 | { | |
484 | if(data_len == 0){ | |
485 | sprintf(line[0],"<empty trace - possible error>"); | |
4c3de57a MHS |
486 | } |
487 | } | |
488 | //--- Draw the CRC column | |
49726b40 | 489 | uint8_t crcStatus = 2; |
4c3de57a MHS |
490 | |
491 | if (data_len > 2) { | |
492 | uint8_t b1, b2; | |
41fdd0f0 | 493 | if(protocol == ICLASS) |
4c3de57a | 494 | { |
41fdd0f0 | 495 | crcStatus = iclass_CRC_check(isResponse, frame, data_len); |
4c3de57a | 496 | |
41fdd0f0 MHS |
497 | }else if (protocol == ISO_14443B) |
498 | { | |
499 | crcStatus = iso14443B_CRC_check(isResponse, frame, data_len); | |
500 | } | |
501 | else if (protocol == ISO_14443A){//Iso 14443a | |
4c3de57a MHS |
502 | |
503 | ComputeCrc14443(CRC_14443_A, frame, data_len-2, &b1, &b2); | |
504 | ||
505 | if (b1 != frame[data_len-2] || b2 != frame[data_len-1]) { | |
506 | if(!(isResponse & (data_len < 6))) | |
507 | { | |
49726b40 | 508 | crcStatus = 0; |
4c3de57a MHS |
509 | } |
510 | } | |
511 | } | |
4c3de57a | 512 | } |
49726b40 MHS |
513 | //0 CRC-command, CRC not ok |
514 | //1 CRC-command, CRC ok | |
515 | //2 Not crc-command | |
516 | char *crc = (crcStatus == 0 ? "!crc" : (crcStatus == 1 ? " ok " : " ")); | |
4c3de57a MHS |
517 | |
518 | EndOfTransmissionTimestamp = timestamp + duration; | |
519 | ||
520 | if(!isResponse) | |
521 | { | |
41fdd0f0 | 522 | if(protocol == ICLASS) |
79bf1ad2 | 523 | annotateIclass(explanation,sizeof(explanation),frame,data_len); |
41fdd0f0 | 524 | else if (protocol == ISO_14443A) |
79bf1ad2 | 525 | annotateIso14443a(explanation,sizeof(explanation),frame,data_len); |
41fdd0f0 MHS |
526 | else if(protocol == ISO_14443B) |
527 | annotateIso14443b(explanation,sizeof(explanation),frame,data_len); | |
4c3de57a MHS |
528 | } |
529 | ||
9e8255d4 MHS |
530 | int num_lines = MIN((data_len - 1)/16 + 1, 16); |
531 | for (int j = 0; j < num_lines ; j++) { | |
4c3de57a MHS |
532 | if (j == 0) { |
533 | PrintAndLog(" %9d | %9d | %s | %-64s| %s| %s", | |
534 | (timestamp - first_timestamp), | |
535 | (EndOfTransmissionTimestamp - first_timestamp), | |
536 | (isResponse ? "Tag" : "Rdr"), | |
537 | line[j], | |
538 | (j == num_lines-1) ? crc : " ", | |
539 | (j == num_lines-1) ? explanation : ""); | |
540 | } else { | |
541 | PrintAndLog(" | | | %-64s| %s| %s", | |
542 | line[j], | |
543 | (j == num_lines-1)?crc:" ", | |
544 | (j == num_lines-1) ? explanation : ""); | |
545 | } | |
546 | } | |
547 | ||
548 | bool next_isResponse = *((uint16_t *)(trace + tracepos + 6)) & 0x8000; | |
549 | ||
550 | if (showWaitCycles && !isResponse && next_isResponse) { | |
551 | uint32_t next_timestamp = *((uint32_t *)(trace + tracepos)); | |
552 | if (next_timestamp != 0x44444444) { | |
553 | PrintAndLog(" %9d | %9d | %s | fdt (Frame Delay Time): %d", | |
554 | (EndOfTransmissionTimestamp - first_timestamp), | |
555 | (next_timestamp - first_timestamp), | |
556 | " ", | |
557 | (next_timestamp - EndOfTransmissionTimestamp)); | |
558 | } | |
559 | } | |
560 | return tracepos; | |
561 | } | |
562 | ||
563 | int CmdHFList(const char *Cmd) | |
564 | { | |
565 | bool showWaitCycles = false; | |
566 | char type[40] = {0}; | |
567 | int tlen = param_getstr(Cmd,0,type); | |
568 | char param = param_getchar(Cmd, 1); | |
569 | bool errors = false; | |
b689b842 | 570 | uint8_t protocol = 0; |
4c3de57a | 571 | //Validate params |
b689b842 | 572 | if(tlen == 0) |
4c3de57a MHS |
573 | { |
574 | errors = true; | |
575 | } | |
576 | if(param == 'h' || (param !=0 && param != 'f')) | |
577 | { | |
578 | errors = true; | |
579 | } | |
b689b842 MHS |
580 | if(!errors) |
581 | { | |
582 | if(strcmp(type, "iclass") == 0) | |
583 | { | |
584 | protocol = ICLASS; | |
585 | }else if(strcmp(type, "14a") == 0) | |
586 | { | |
587 | protocol = ISO_14443A; | |
588 | } | |
589 | else if(strcmp(type, "14b") == 0) | |
590 | { | |
591 | protocol = ISO_14443B; | |
592 | }else if(strcmp(type,"raw")== 0) | |
593 | { | |
594 | protocol = -1;//No crc, no annotations | |
595 | }else{ | |
596 | errors = true; | |
597 | } | |
598 | } | |
4c3de57a MHS |
599 | |
600 | if (errors) { | |
601 | PrintAndLog("List protocol data in trace buffer."); | |
41fdd0f0 | 602 | PrintAndLog("Usage: hf list [14a|14b|iclass] [f]"); |
337818f7 | 603 | PrintAndLog(" 14a - interpret data as iso14443a communications"); |
41fdd0f0 | 604 | PrintAndLog(" 14b - interpret data as iso14443b communications"); |
4c3de57a | 605 | PrintAndLog(" iclass - interpret data as iclass communications"); |
41fdd0f0 | 606 | PrintAndLog(" raw - just show raw data"); |
337818f7 | 607 | PrintAndLog(" f - show frame delay times as well"); |
4c3de57a MHS |
608 | PrintAndLog(""); |
609 | PrintAndLog("example: hf list 14a f"); | |
610 | PrintAndLog("example: hf list iclass"); | |
611 | return 0; | |
612 | } | |
b689b842 | 613 | |
4c3de57a MHS |
614 | |
615 | if (param == 'f') { | |
616 | showWaitCycles = true; | |
617 | } | |
618 | ||
619 | ||
620 | uint8_t trace[TRACE_SIZE]; | |
621 | uint16_t tracepos = 0; | |
622 | GetFromBigBuf(trace, TRACE_SIZE, 0); | |
623 | WaitForResponse(CMD_ACK, NULL); | |
4c3de57a MHS |
624 | PrintAndLog("Recorded Activity"); |
625 | PrintAndLog(""); | |
626 | PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer"); | |
627 | PrintAndLog("iso14443a - All times are in carrier periods (1/13.56Mhz)"); | |
628 | PrintAndLog("iClass - Timings are not as accurate"); | |
629 | PrintAndLog(""); | |
630 | PrintAndLog(" Start | End | Src | Data (! denotes parity error) | CRC | Annotation |"); | |
631 | PrintAndLog("-----------|-----------|-----|-----------------------------------------------------------------|-----|--------------------|"); | |
632 | ||
633 | while(tracepos < TRACE_SIZE) | |
634 | { | |
41fdd0f0 | 635 | tracepos = printTraceLine(tracepos, trace, protocol, showWaitCycles); |
4c3de57a MHS |
636 | } |
637 | return 0; | |
638 | } | |
639 | ||
7fe9b0b7 | 640 | |
641 | static command_t CommandTable[] = | |
642 | { | |
643 | {"help", CmdHelp, 1, "This help"}, | |
37239a7c | 644 | {"14a", CmdHF14A, 1, "{ ISO14443A RFIDs... }"}, |
645 | {"14b", CmdHF14B, 1, "{ ISO14443B RFIDs... }"}, | |
646 | {"15", CmdHF15, 1, "{ ISO15693 RFIDs... }"}, | |
5acd09bd | 647 | {"epa", CmdHFEPA, 1, "{ German Identification Card... }"}, |
8e220a91 | 648 | {"legic", CmdHFLegic, 0, "{ LEGIC RFIDs... }"}, |
cee5a30d | 649 | {"iclass", CmdHFiClass, 1, "{ ICLASS RFIDs... }"}, |
4c3de57a | 650 | {"mf", CmdHFMF, 1, "{ MIFARE RFIDs... }"}, |
c59c3405 | 651 | {"tune", CmdHFTune, 0, "Continuously measure HF antenna tuning"}, |
4c3de57a MHS |
652 | {"list", CmdHFList, 1, "List protocol data in trace buffer"}, |
653 | {NULL, NULL, 0, NULL} | |
7fe9b0b7 | 654 | }; |
655 | ||
656 | int CmdHF(const char *Cmd) | |
657 | { | |
658 | CmdsParse(CommandTable, Cmd); | |
659 | return 0; | |
660 | } | |
661 | ||
662 | int CmdHelp(const char *Cmd) | |
663 | { | |
664 | CmdsHelp(CommandTable); | |
665 | return 0; | |
666 | } |