1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
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
7 //-----------------------------------------------------------------------------
8 // High frequency commands
9 //-----------------------------------------------------------------------------
13 #include "proxmark3.h"
16 #include "cmdparser.h"
22 #include "cmdhflegic.h" // LEGIC
23 #include "cmdhficlass.h" // ICLASS
24 #include "cmdhfmf.h" // CLASSIC
25 #include "cmdhfmfu.h" // ULTRALIGHT/NTAG etc
26 #include "cmdhfmfdes.h" // DESFIRE
27 #include "cmdhftopaz.h" // TOPAZ
28 #include "cmdhfemv.h" // EMV
29 #include "protocols.h"
31 static int CmdHelp(const char *Cmd
);
33 int CmdHFTune(const char *Cmd
) {
34 PrintAndLog("Measuring HF antenna, press button to exit");
35 UsbCommand c
= {CMD_MEASURE_ANTENNA_TUNING_HF
};
41 int applyIso14443a(char *exp
, size_t size
, uint8_t* cmd
, uint8_t cmdsize
) {
43 case ISO14443A_CMD_WUPA
: snprintf(exp
,size
,"WUPA"); break;
44 case ISO14443A_CMD_ANTICOLL_OR_SELECT
:{
45 // 93 20 = Anticollision (usage: 9320 - answer: 4bytes UID+1byte UID-bytes-xor)
46 // 93 70 = Select (usage: 9370+5bytes 9320 answer - answer: 1byte SAK)
48 snprintf(exp
,size
,"SELECT_UID");
50 snprintf(exp
,size
,"ANTICOLL");
53 case ISO14443A_CMD_ANTICOLL_OR_SELECT_2
:{
54 //95 20 = Anticollision of cascade level2
55 //95 70 = Select of cascade level2
57 snprintf(exp
,size
,"SELECT_UID-2");
59 snprintf(exp
,size
,"ANTICOLL-2");
62 case ISO14443A_CMD_REQA
: snprintf(exp
,size
,"REQA"); break;
63 case ISO14443A_CMD_READBLOCK
: snprintf(exp
,size
,"READBLOCK(%d)",cmd
[1]); break;
64 case ISO14443A_CMD_WRITEBLOCK
: snprintf(exp
,size
,"WRITEBLOCK(%d)",cmd
[1]); break;
65 case ISO14443A_CMD_HALT
: snprintf(exp
,size
,"HALT"); break;
66 case ISO14443A_CMD_RATS
: snprintf(exp
,size
,"RATS"); break;
67 case MIFARE_CMD_INC
: snprintf(exp
,size
,"INC(%d)",cmd
[1]); break;
68 case MIFARE_CMD_DEC
: snprintf(exp
,size
,"DEC(%d)",cmd
[1]); break;
69 case MIFARE_CMD_RESTORE
: snprintf(exp
,size
,"RESTORE(%d)",cmd
[1]); break;
70 case MIFARE_CMD_TRANSFER
: snprintf(exp
,size
,"TRANSFER(%d)",cmd
[1]); break;
71 case MIFARE_AUTH_KEYA
:{
73 snprintf(exp
,size
,"AUTH-A(%d)",cmd
[1]);
75 // case MIFARE_ULEV1_VERSION : both 0x60.
76 snprintf(exp
,size
,"EV1 VERSION");
79 case MIFARE_AUTH_KEYB
: snprintf(exp
,size
,"AUTH-B(%d)",cmd
[1]); break;
80 case MIFARE_MAGICWUPC1
: snprintf(exp
,size
,"MAGIC WUPC1"); break;
81 case MIFARE_MAGICWUPC2
: snprintf(exp
,size
,"MAGIC WUPC2"); break;
82 case MIFARE_MAGICWIPEC
: snprintf(exp
,size
,"MAGIC WIPEC"); break;
83 case MIFARE_ULC_AUTH_1
: snprintf(exp
,size
,"AUTH "); break;
84 case MIFARE_ULC_AUTH_2
: snprintf(exp
,size
,"AUTH_ANSW"); break;
85 case MIFARE_ULEV1_AUTH
:
87 snprintf(exp
,size
,"PWD-AUTH KEY: 0x%02x%02x%02x%02x", cmd
[1], cmd
[2], cmd
[3], cmd
[4] );
89 snprintf(exp
,size
,"PWD-AUTH");
91 case MIFARE_ULEV1_FASTREAD
: {
92 if ( cmdsize
>=3 && cmd
[2] <= 0xE6)
93 snprintf(exp
,size
,"READ RANGE (%d-%d)",cmd
[1],cmd
[2]);
95 snprintf(exp
,size
,"?");
98 case MIFARE_ULC_WRITE
: {
100 snprintf(exp
,size
,"WRITEBLOCK(%d)",cmd
[1]);
102 snprintf(exp
,size
,"?");
105 case MIFARE_ULEV1_READ_CNT
:{
107 snprintf(exp
,size
,"READ CNT(%d)",cmd
[1]);
109 snprintf(exp
,size
,"?");
112 case MIFARE_ULEV1_INCR_CNT
: {
114 snprintf(exp
,size
,"INCR(%d)",cmd
[1]);
116 snprintf(exp
,size
,"?");
119 case MIFARE_ULEV1_READSIG
: snprintf(exp
,size
,"READ_SIG"); break;
120 case MIFARE_ULEV1_CHECKTEAR
: snprintf(exp
,size
,"CHK_TEARING(%d)",cmd
[1]); break;
121 case MIFARE_ULEV1_VCSL
: snprintf(exp
,size
,"VCSL"); break;
127 void annotateIso14443a(char *exp
, size_t size
, uint8_t* cmd
, uint8_t cmdsize
) {
128 applyIso14443a(exp
, size
, cmd
, cmdsize
);
131 void annotateIclass(char *exp
, size_t size
, uint8_t* cmd
, uint8_t cmdsize
) {
133 case ICLASS_CMD_ACTALL
: snprintf(exp
,size
,"ACTALL"); break;
134 case ICLASS_CMD_READ_OR_IDENTIFY
:{
136 snprintf(exp
,size
,"READ(%d)",cmd
[1]);
138 snprintf(exp
,size
,"IDENTIFY");
142 case ICLASS_CMD_SELECT
: snprintf(exp
,size
,"SELECT"); break;
143 case ICLASS_CMD_PAGESEL
: snprintf(exp
,size
,"PAGESEL(%d)", cmd
[1]); break;
144 case ICLASS_CMD_READCHECK_KC
:snprintf(exp
,size
,"READCHECK[Kc](%d)", cmd
[1]); break;
145 case ICLASS_CMD_READCHECK_KD
:snprintf(exp
,size
,"READCHECK[Kd](%d)", cmd
[1]); break;
146 case ICLASS_CMD_CHECK
: snprintf(exp
,size
,"CHECK"); break;
147 case ICLASS_CMD_DETECT
: snprintf(exp
,size
,"DETECT"); break;
148 case ICLASS_CMD_HALT
: snprintf(exp
,size
,"HALT"); break;
149 case ICLASS_CMD_UPDATE
: snprintf(exp
,size
,"UPDATE(%d)",cmd
[1]); break;
150 case ICLASS_CMD_ACT
: snprintf(exp
,size
,"ACT"); break;
151 case ICLASS_CMD_READ4
: snprintf(exp
,size
,"READ4(%d)",cmd
[1]); break;
152 default: snprintf(exp
,size
,"?"); break;
157 void annotateIso15693(char *exp
, size_t size
, uint8_t* cmd
, uint8_t cmdsize
) {
160 case ISO15693_INVENTORY
:snprintf(exp
, size
, "INVENTORY");break;
161 case ISO15693_STAYQUIET
:snprintf(exp
, size
, "STAY_QUIET");break;
162 default :snprintf(exp
,size
,"?"); break;
164 } else if(cmd
[0] == 0x02) {
166 case ISO15693_READBLOCK
:snprintf(exp
, size
, "READBLOCK");break;
167 case ISO15693_WRITEBLOCK
:snprintf(exp
, size
, "WRITEBLOCK");break;
168 case ISO15693_LOCKBLOCK
:snprintf(exp
, size
, "LOCKBLOCK");break;
169 case ISO15693_READ_MULTI_BLOCK
:snprintf(exp
, size
, "READ_MULTI_BLOCK");break;
170 case ISO15693_SELECT
:snprintf(exp
, size
, "SELECT");break;
171 case ISO15693_RESET_TO_READY
:snprintf(exp
, size
, "RESET_TO_READY");break;
172 case ISO15693_WRITE_AFI
:snprintf(exp
, size
, "WRITE_AFI");break;
173 case ISO15693_LOCK_AFI
:snprintf(exp
, size
, "LOCK_AFI");break;
174 case ISO15693_WRITE_DSFID
:snprintf(exp
, size
, "WRITE_DSFID");break;
175 case ISO15693_LOCK_DSFID
:snprintf(exp
, size
, "LOCK_DSFID");break;
176 case ISO15693_GET_SYSTEM_INFO
:snprintf(exp
, size
, "GET_SYSTEM_INFO");break;
177 case ISO15693_READ_MULTI_SECSTATUS
:snprintf(exp
, size
, "READ_MULTI_SECSTATUS");break;
178 default: snprintf(exp
,size
,"?"); break;
183 void annotateTopaz(char *exp
, size_t size
, uint8_t* cmd
, uint8_t cmdsize
){
185 case TOPAZ_REQA
:snprintf(exp
, size
, "REQA");break;
186 case TOPAZ_WUPA
:snprintf(exp
, size
, "WUPA");break;
187 case TOPAZ_RID
:snprintf(exp
, size
, "RID");break;
188 case TOPAZ_RALL
:snprintf(exp
, size
, "RALL");break;
189 case TOPAZ_READ
:snprintf(exp
, size
, "READ");break;
190 case TOPAZ_WRITE_E
:snprintf(exp
, size
, "WRITE-E");break;
191 case TOPAZ_WRITE_NE
:snprintf(exp
, size
, "WRITE-NE");break;
192 case TOPAZ_RSEG
:snprintf(exp
, size
, "RSEG");break;
193 case TOPAZ_READ8
:snprintf(exp
, size
, "READ8");break;
194 case TOPAZ_WRITE_E8
:snprintf(exp
, size
, "WRITE-E8");break;
195 case TOPAZ_WRITE_NE8
:snprintf(exp
, size
, "WRITE-NE8");break;
196 default :snprintf(exp
,size
,"?"); break;
201 void annotateIso7816(char *exp
, size_t size
, uint8_t* cmd
, uint8_t cmdsize
){
203 if ( (cmd
[0] & 0xC0) && (cmdsize
== 3) ) {
204 switch ( (cmd
[0] & 0x3f) ) {
205 case 0x00 : snprintf(exp
, size
, "S-block RESYNCH req"); break;
206 case 0x20 : snprintf(exp
, size
, "S-block RESYNCH resp"); break;
207 case 0x01 : snprintf(exp
, size
, "S-block IFS req"); break;
208 case 0x21 : snprintf(exp
, size
, "S-block IFS resp"); break;
209 case 0x02 : snprintf(exp
, size
, "S-block ABORT req"); break;
210 case 0x22 : snprintf(exp
, size
, "S-block ABORT resp"); break;
211 case 0x03 : snprintf(exp
, size
, "S-block WTX reqt"); break;
212 case 0x23 : snprintf(exp
, size
, "S-block WTX resp"); break;
213 default : snprintf(exp
, size
, "S-block"); break;
217 else if ( ((cmd
[0] & 0xD0) == 0x80) && ( cmdsize
> 2) ) {
218 if ( (cmd
[0] & 0x10) == 0 )
219 snprintf(exp
, size
, "R-block ACK");
221 snprintf(exp
, size
, "R-block NACK");
226 int pos
= (cmd
[0] == 2 || cmd
[0] == 3) ? 2 : 3;
228 case ISO7816_READ_BINARY
:snprintf(exp
, size
, "READ BIN");break;
229 case ISO7816_WRITE_BINARY
:snprintf(exp
, size
, "WRITE BIN");break;
230 case ISO7816_UPDATE_BINARY
:snprintf(exp
, size
, "UPDATE BIN");break;
231 case ISO7816_ERASE_BINARY
:snprintf(exp
, size
, "ERASE BIN");break;
232 case ISO7816_READ_RECORDS
:snprintf(exp
, size
, "READ RECORDS");break;
233 case ISO7816_WRITE_RECORDS
:snprintf(exp
, size
, "WRITE RECORDS");break;
234 case ISO7816_APPEND_RECORD
:snprintf(exp
, size
, "APPEND RECORD");break;
235 case ISO7816_UPDATE_RECORD
:snprintf(exp
, size
, "UPDATE RECORD");break;
236 case ISO7816_GET_DATA
:snprintf(exp
, size
, "GET DATA");break;
237 case ISO7816_PUT_DATA
:snprintf(exp
, size
, "PUT DATA");break;
238 case ISO7816_SELECT_FILE
:snprintf(exp
, size
, "SELECT FILE");break;
239 case ISO7816_VERIFY
:snprintf(exp
, size
, "VERIFY");break;
240 case ISO7816_INTERNAL_AUTHENTICATION
:snprintf(exp
, size
, "INTERNAL AUTH");break;
241 case ISO7816_EXTERNAL_AUTHENTICATION
:snprintf(exp
, size
, "EXTERNAL AUTH");break;
242 case ISO7816_GET_CHALLENGE
:snprintf(exp
, size
, "GET CHALLENGE");break;
243 case ISO7816_MANAGE_CHANNEL
:snprintf(exp
, size
, "MANAGE CHANNEL");break;
244 default :snprintf(exp
,size
,"?"); break;
250 void annotateMfDesfire(char *exp
, size_t size
, uint8_t* cmd
, uint8_t cmdsize
){
252 // it's basically a ISO14443a tag, so try annotation from there
253 if (!applyIso14443a(exp
, size
, cmd
, cmdsize
)){
254 //PrintAndLog("rest");
255 //PrintAndLog("(%d)",cmd[0]);
257 if ( (cmd
[0] & 0xC0) && (cmdsize
== 3) ) {
258 switch ( (cmd
[0] & 0x30) ) {
259 case 0x30 : snprintf(exp
, size
, "S-block DESELECT"); break;
260 case 0x00 : snprintf(exp
, size
, "S-block WTX"); break;
261 default : snprintf(exp
, size
, "S-block"); break;
264 // R-block (ack) 101xx01x
265 else if ( ((cmd
[0] & 0xB0) == 0xA0) && ( cmdsize
> 2) ) {
266 if ( (cmd
[0] & 0x10) == 0 )
267 snprintf(exp
, size
, "R-block ACK(%d)", (cmd
[0] & 0x01));
269 snprintf(exp
, size
, "R-block NACK(%d)", (cmd
[0] & 0x01));
272 else if ( (cmd
[0] & 0xC0) == 0x00){
273 // PCB [CID] [NAD] [INF] CRC CRC
275 if ( (cmd
[0] & 0x08) == 0x08) // cid byte following
277 if ( (cmd
[0] & 0x04) == 0x04) // nad byte following
279 //PrintAndLog("[%d]",pos);
281 case MFDES_CREATE_APPLICATION
:snprintf(exp
, size
, "CREATE APPLICATION");break;
282 case MFDES_DELETE_APPLICATION
:snprintf(exp
, size
, "DELETE APPLICATION");break;
283 case MFDES_GET_APPLICATION_IDS
:snprintf(exp
, size
, "GET APPLICATION IDS");break;
284 case MFDES_SELECT_APPLICATION
:snprintf(exp
, size
, "SELECT APPLICATION");break;
285 case MFDES_FORMAT_PICC
:snprintf(exp
, size
, "FORMAT PICC");break;
286 case MFDES_GET_VERSION
:snprintf(exp
, size
, "GET VERSION");break;
287 case MFDES_READ_DATA
:snprintf(exp
, size
, "READ DATA");break;
288 case MFDES_WRITE_DATA
:snprintf(exp
, size
, "WRITE DATA");break;
289 case MFDES_GET_VALUE
:snprintf(exp
, size
, "GET VALUE");break;
290 case MFDES_CREDIT
:snprintf(exp
, size
, "CREDIT");break;
291 case MFDES_DEBIT
:snprintf(exp
, size
, "DEBIT");break;
292 case MFDES_LIMITED_CREDIT
:snprintf(exp
, size
, "LIMITED CREDIT");break;
293 case MFDES_WRITE_RECORD
:snprintf(exp
, size
, "WRITE RECORD");break;
294 case MFDES_READ_RECORDS
:snprintf(exp
, size
, "READ RECORDS");break;
295 case MFDES_CLEAR_RECORD_FILE
:snprintf(exp
, size
, "CLEAR RECORD FILE");break;
296 case MFDES_COMMIT_TRANSACTION
:snprintf(exp
, size
, "COMMIT TRANSACTION");break;
297 case MFDES_ABORT_TRANSACTION
:snprintf(exp
, size
, "ABORT TRANSACTION");break;
298 case MFDES_GET_FREE_MEMORY
:snprintf(exp
, size
, "GET FREE MEMORY");break;
299 case MFDES_GET_FILE_IDS
:snprintf(exp
, size
, "GET FILE IDS");break;
300 case MFDES_GET_ISOFILE_IDS
:snprintf(exp
, size
, "GET ISOFILE IDS");break;
301 case MFDES_GET_FILE_SETTINGS
:snprintf(exp
, size
, "GET FILE SETTINGS");break;
302 case MFDES_CHANGE_FILE_SETTINGS
:snprintf(exp
, size
, "CHANGE FILE SETTINGS");break;
303 case MFDES_CREATE_STD_DATA_FILE
:snprintf(exp
, size
, "CREATE STD DATA FILE");break;
304 case MFDES_CREATE_BACKUP_DATA_FILE
:snprintf(exp
, size
, "CREATE BACKUP DATA FILE");break;
305 case MFDES_CREATE_VALUE_FILE
:snprintf(exp
, size
, "CREATE VALUE FILE");break;
306 case MFDES_CREATE_LINEAR_RECORD_FILE
:snprintf(exp
, size
, "CREATE LINEAR RECORD FILE");break;
307 case MFDES_CREATE_CYCLIC_RECORD_FILE
:snprintf(exp
, size
, "CREATE CYCLIC RECORD FILE");break;
308 case MFDES_DELETE_FILE
:snprintf(exp
, size
, "DELETE FILE");break;
309 case MFDES_AUTHENTICATE
:snprintf(exp
, size
, "AUTH NATIVE (keyNo %d)", cmd
[pos
+1]);break; // AUTHENTICATE_NATIVE
310 case MFDES_AUTHENTICATE_ISO
:snprintf(exp
, size
, "AUTH ISO (keyNo %d)", cmd
[pos
+1]);break; // AUTHENTICATE_STANDARD
311 case MFDES_AUTHENTICATE_AES
:snprintf(exp
, size
, "AUTH AES (keyNo %d)", cmd
[pos
+1]);break;
312 case MFDES_CHANGE_KEY_SETTINGS
:snprintf(exp
, size
, "CHANGE KEY SETTINGS");break;
313 case MFDES_GET_KEY_SETTINGS
:snprintf(exp
, size
, "GET KEY SETTINGS");break;
314 case MFDES_CHANGE_KEY
:snprintf(exp
, size
, "CHANGE KEY");break;
315 case MFDES_GET_KEY_VERSION
:snprintf(exp
, size
, "GET KEY VERSION");break;
316 case MFDES_AUTHENTICATION_FRAME
:snprintf(exp
, size
, "AUTH FRAME / NEXT FRAME");break;
321 snprintf(exp
,size
,"?");
328 0E xx = SELECT ID (xx = Chip-ID)
330 08 yy = Read Block (yy = block number)
331 09 yy dd dd dd dd = Write Block (yy = block number; dd dd dd dd = data to be written)
332 0C = Reset to Inventory
334 0A 11 22 33 44 55 66 = Authenticate (11 22 33 44 55 66 = data to authenticate)
337 void annotateIso14443b(char *exp
, size_t size
, uint8_t* cmd
, uint8_t cmdsize
) {
339 case ISO14443B_REQB
: {
341 switch ( cmd
[2] & 0x07 ) {
342 case 0: snprintf(exp
, size
,"1 slot ");break;
343 case 1: snprintf(exp
, size
,"2 slots ");break;
344 case 2: snprintf(exp
, size
,"4 slots ");break;
345 case 3: snprintf(exp
, size
,"8 slots ");break;
346 default: snprintf(exp
, size
,"16 slots ");break;
348 if ( (cmd
[2] & 0x8) )
349 snprintf(exp
, size
,"WUPB");
351 snprintf(exp
, size
,"REQB");
354 case ISO14443B_ATTRIB
: snprintf(exp
,size
,"ATTRIB");break;
355 case ISO14443B_HALT
: snprintf(exp
,size
,"HALT");break;
356 case ISO14443B_INITIATE
: snprintf(exp
,size
,"INITIATE");break;
357 case ISO14443B_SELECT
: snprintf(exp
,size
,"SELECT(%d)",cmd
[1]);break;
358 case ISO14443B_GET_UID
: snprintf(exp
,size
,"GET UID");break;
359 case ISO14443B_READ_BLK
: snprintf(exp
,size
,"READ_BLK(%d)", cmd
[1]);break;
360 case ISO14443B_WRITE_BLK
: snprintf(exp
,size
,"WRITE_BLK(%d)",cmd
[1]);break;
361 case ISO14443B_RESET
: snprintf(exp
,size
,"RESET");break;
362 case ISO14443B_COMPLETION
: snprintf(exp
,size
,"COMPLETION");break;
363 case ISO14443B_AUTHENTICATE
: snprintf(exp
,size
,"AUTHENTICATE");break;
364 case ISO14443B_PING
: snprintf(exp
,size
,"PING");break;
365 case ISO14443B_PONG
: snprintf(exp
,size
,"PONG");break;
366 default : snprintf(exp
,size
,"?");break;
374 void annotateLegic(char *exp
, size_t size
, uint8_t* cmd
, uint8_t cmdsize
){
375 uint8_t bitsend
= cmd
[0];
376 uint8_t cmdBit
= (cmd
[1] & 1);
379 snprintf(exp
, size
, "IV 0x%02X", cmd
[1]);
383 case LEGIC_MIM_22
: snprintf(exp
, size
, "MIM22"); break;
384 case LEGIC_MIM_256
: snprintf(exp
, size
, "MIM256"); break;
385 case LEGIC_MIM_1024
: snprintf(exp
, size
, "MIM1024"); break;
386 case LEGIC_ACK_22
: snprintf(exp
, size
, "ACK 22"); break;
387 case LEGIC_ACK_256
: snprintf(exp
, size
, "ACK 256/1024"); break;
394 uint16_t address
= (cmd
[2] << 7) | cmd
[1] >> 1;
396 if (cmdBit
== LEGIC_READ
)
397 snprintf(exp
, size
, "READ Byte(%d)", address
);
399 if (cmdBit
== LEGIC_WRITE
)
400 snprintf(exp
, size
, "WRITE Byte(%d)", address
);
404 if (cmdBit
== LEGIC_WRITE
) {
405 uint16_t address
= ((cmd
[2] << 7) | cmd
[1] >> 1) & 0xFF;
406 uint8_t val
= (cmd
[3] & 1 ) << 7 | cmd
[2] >> 1;
407 snprintf(exp
, size
, "WRITE Byte(%d) %02X", address
, val
);
412 if (cmdBit
== LEGIC_WRITE
) {
413 uint16_t address
= ((cmd
[2] << 7) | cmd
[1] >> 1) & 0x3FF;
414 uint8_t val
= (cmd
[3] & 0x7 ) << 5 | cmd
[2] >> 3;
415 snprintf(exp
, size
, "WRITE Byte(%d) %02X", address
, val
);
426 * @brief iso14443A_CRC_check Checks CRC in command or response
430 * @return 0 : CRC-command, CRC not ok
431 * 1 : CRC-command, CRC ok
432 * 2 : Not crc-command
435 uint8_t iso14443A_CRC_check(bool isResponse
, uint8_t* data
, uint8_t len
)
439 if(len
<= 2) return 2;
441 if(isResponse
& (len
< 6)) return 2;
443 ComputeCrc14443(CRC_14443_A
, data
, len
-2, &b1
, &b2
);
444 if (b1
!= data
[len
-2] || b2
!= data
[len
-1]) {
453 * @brief iso14443B_CRC_check Checks CRC in command or response
457 * @return 0 : CRC-command, CRC not ok
458 * 1 : CRC-command, CRC ok
459 * 2 : Not crc-command
462 uint8_t iso14443B_CRC_check(bool isResponse
, uint8_t* data
, uint8_t len
)
466 if(len
<= 2) return 2;
468 ComputeCrc14443(CRC_14443_B
, data
, len
-2, &b1
, &b2
);
469 if(b1
!= data
[len
-2] || b2
!= data
[len
-1]) {
476 * @brief iclass_CRC_Ok Checks CRC in command or response
480 * @return 0 : CRC-command, CRC not ok
481 * 1 : CRC-command, CRC ok
482 * 2 : Not crc-command
484 uint8_t iclass_CRC_check(bool isResponse
, uint8_t* data
, uint8_t len
)
486 if(len
< 4) return 2;//CRC commands (and responses) are all at least 4 bytes
490 if(!isResponse
)//Commands to tag
493 These commands should have CRC. Total length leftmost
496 12 UPDATE - unsecured, ends with CRC16
497 14 UPDATE - secured, ends with signature instead
500 if(len
== 4 || len
== 12)//Covers three of them
502 //Don't include the command byte
503 ComputeCrc14443(CRC_ICLASS
, (data
+1), len
-3, &b1
, &b2
);
504 return b1
== data
[len
-2] && b2
== data
[len
-1];
509 These tag responses should have CRC. Total length leftmost
511 10 READ data[8] crc[2]
512 34 READ4 data[32]crc[2]
513 10 UPDATE data[8] crc[2]
514 10 SELECT csn[8] crc[2]
515 10 IDENTIFY asnb[8] crc[2]
516 10 PAGESEL block1[8] crc[2]
517 10 DETECT csn[8] crc[2]
521 4 CHECK chip_response[4]
526 In conclusion, without looking at the command; any response
527 of length 10 or 34 should have CRC
529 if(len
!= 10 && len
!= 34) return true;
531 ComputeCrc14443(CRC_ICLASS
, data
, len
-2, &b1
, &b2
);
532 return b1
== data
[len
-2] && b2
== data
[len
-1];
536 bool is_last_record(uint16_t tracepos
, uint8_t *trace
, uint16_t traceLen
)
538 return(tracepos
+ sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) >= traceLen
);
542 bool next_record_is_response(uint16_t tracepos
, uint8_t *trace
)
544 uint16_t next_records_datalen
= *((uint16_t *)(trace
+ tracepos
+ sizeof(uint32_t) + sizeof(uint16_t)));
546 return(next_records_datalen
& 0x8000);
550 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
)
553 #define MAX_TOPAZ_READER_CMD_LEN 16
555 uint32_t last_timestamp
= timestamp
+ *duration
;
557 if ((*data_len
!= 1) || (frame
[0] == TOPAZ_WUPA
) || (frame
[0] == TOPAZ_REQA
)) return false;
559 memcpy(topaz_reader_command
, frame
, *data_len
);
561 while (!is_last_record(*tracepos
, trace
, traceLen
) && !next_record_is_response(*tracepos
, trace
)) {
562 uint32_t next_timestamp
= *((uint32_t *)(trace
+ *tracepos
));
563 *tracepos
+= sizeof(uint32_t);
564 uint16_t next_duration
= *((uint16_t *)(trace
+ *tracepos
));
565 *tracepos
+= sizeof(uint16_t);
566 uint16_t next_data_len
= *((uint16_t *)(trace
+ *tracepos
)) & 0x7FFF;
567 *tracepos
+= sizeof(uint16_t);
568 uint8_t *next_frame
= (trace
+ *tracepos
);
569 *tracepos
+= next_data_len
;
570 if ((next_data_len
== 1) && (*data_len
+ next_data_len
<= MAX_TOPAZ_READER_CMD_LEN
)) {
571 memcpy(topaz_reader_command
+ *data_len
, next_frame
, next_data_len
);
572 *data_len
+= next_data_len
;
573 last_timestamp
= next_timestamp
+ next_duration
;
576 *tracepos
= *tracepos
- next_data_len
- sizeof(uint16_t) - sizeof(uint16_t) - sizeof(uint32_t);
579 uint16_t next_parity_len
= (next_data_len
-1)/8 + 1;
580 *tracepos
+= next_parity_len
;
583 *duration
= last_timestamp
- timestamp
;
589 uint16_t printTraceLine(uint16_t tracepos
, uint16_t traceLen
, uint8_t *trace
, uint8_t protocol
, bool showWaitCycles
, bool markCRCBytes
)
592 uint16_t data_len
, parity_len
;
594 uint8_t topaz_reader_command
[9];
595 uint32_t timestamp
, first_timestamp
, EndOfTransmissionTimestamp
;
596 char explanation
[30] = {0};
598 if (tracepos
+ sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) > traceLen
) return traceLen
;
600 first_timestamp
= *((uint32_t *)(trace
));
601 timestamp
= *((uint32_t *)(trace
+ tracepos
));
604 duration
= *((uint16_t *)(trace
+ tracepos
));
606 data_len
= *((uint16_t *)(trace
+ tracepos
));
609 if (data_len
& 0x8000) {
615 parity_len
= (data_len
-1)/8 + 1;
617 if (tracepos
+ data_len
+ parity_len
> traceLen
) {
620 uint8_t *frame
= trace
+ tracepos
;
621 tracepos
+= data_len
;
622 uint8_t *parityBytes
= trace
+ tracepos
;
623 tracepos
+= parity_len
;
625 if (protocol
== TOPAZ
&& !isResponse
) {
626 // topaz reader commands come in 1 or 9 separate frames with 7 or 8 Bits each.
628 if (merge_topaz_reader_frames(timestamp
, &duration
, &tracepos
, traceLen
, trace
, frame
, topaz_reader_command
, &data_len
)) {
629 frame
= topaz_reader_command
;
633 //Check the CRC status
634 uint8_t crcStatus
= 2;
639 crcStatus
= iclass_CRC_check(isResponse
, frame
, data_len
);
643 crcStatus
= iso14443B_CRC_check(isResponse
, frame
, data_len
);
647 crcStatus
= iso14443A_CRC_check(isResponse
, frame
, data_len
);
653 //0 CRC-command, CRC not ok
654 //1 CRC-command, CRC ok
657 //--- Draw the data column
660 for (int j
= 0; j
< data_len
&& j
/16 < 16; j
++) {
662 int oddparity
= 0x01;
665 for (k
=0 ; k
<8 ; k
++) {
666 oddparity
^= (((frame
[j
] & 0xFF) >> k
) & 0x01);
668 uint8_t parityBits
= parityBytes
[j
>>3];
669 if (protocol
!= LEGIC
&& protocol
!= ISO_14443B
&& protocol
!= ISO_7816_4
&& (isResponse
|| protocol
== ISO_14443A
) && (oddparity
!= ((parityBits
>> (7-(j
&0x0007))) & 0x01))) {
670 snprintf(line
[j
/16]+(( j
% 16) * 4),110, "%02x! ", frame
[j
]);
672 snprintf(line
[j
/16]+(( j
% 16) * 4),110, "%02x ", frame
[j
]);
679 if(crcStatus
== 0 || crcStatus
== 1) {
680 char *pos1
= line
[(data_len
-2)/16]+(((data_len
-2) % 16) * 4);
682 char *pos2
= line
[(data_len
)/16]+(((data_len
) % 16) * 4);
683 sprintf(pos2
, "%c", ']');
687 if (data_len
== 0 ) {
688 sprintf(line
[0],"<empty trace - possible error>");
692 // Draw the CRC column
693 char *crc
= (crcStatus
== 0 ? "!crc" : (crcStatus
== 1 ? " ok " : " "));
695 EndOfTransmissionTimestamp
= timestamp
+ duration
;
697 // Always annotate LEGIC read/tag
698 if ( protocol
== LEGIC
)
699 annotateLegic(explanation
,sizeof(explanation
),frame
,data_len
);
703 case ICLASS
: annotateIclass(explanation
,sizeof(explanation
),frame
,data_len
); break;
704 case ISO_14443A
: annotateIso14443a(explanation
,sizeof(explanation
),frame
,data_len
); break;
705 case MFDES
: annotateMfDesfire(explanation
,sizeof(explanation
),frame
,data_len
); break;
706 case ISO_14443B
: annotateIso14443b(explanation
,sizeof(explanation
),frame
,data_len
); break;
707 case TOPAZ
: annotateTopaz(explanation
,sizeof(explanation
),frame
,data_len
); break;
708 case ISO_7816_4
: annotateIso7816(explanation
,sizeof(explanation
),frame
,data_len
); break;
714 int num_lines
= MIN((data_len
- 1)/16 + 1, 16);
715 for (int j
= 0; j
< num_lines
; j
++) {
717 PrintAndLog(" %10u | %10u | %s |%-64s | %s| %s",
718 (timestamp
- first_timestamp
),
719 (EndOfTransmissionTimestamp
- first_timestamp
),
720 (isResponse
? "Tag" : "Rdr"),
722 (j
== num_lines
-1) ? crc
: " ",
723 (j
== num_lines
-1) ? explanation
: "");
725 PrintAndLog(" | | |%-64s | %s| %s",
727 (j
== num_lines
-1) ? crc
: " ",
728 (j
== num_lines
-1) ? explanation
: "");
732 if (is_last_record(tracepos
, trace
, traceLen
)) return traceLen
;
734 if (showWaitCycles
&& !isResponse
&& next_record_is_response(tracepos
, trace
)) {
735 uint32_t next_timestamp
= *((uint32_t *)(trace
+ tracepos
));
736 PrintAndLog(" %10u | %10u | %s |fdt (Frame Delay Time): %d",
737 (EndOfTransmissionTimestamp
- first_timestamp
),
738 (next_timestamp
- first_timestamp
),
740 (next_timestamp
- EndOfTransmissionTimestamp
));
747 PrintAndLog("List protocol data in trace buffer.");
748 PrintAndLog("Usage: hf list <protocol> [f][c]");
749 PrintAndLog(" f - show frame delay times as well");
750 PrintAndLog(" c - mark CRC bytes");
751 PrintAndLog("Supported <protocol> values:");
752 PrintAndLog(" raw - just show raw data without annotations");
753 PrintAndLog(" 14a - interpret data as iso14443a communications");
754 PrintAndLog(" 14b - interpret data as iso14443b communications");
755 PrintAndLog(" des - interpret data as DESFire communications");
756 PrintAndLog(" iclass - interpret data as iclass communications");
757 PrintAndLog(" topaz - interpret data as topaz communications");
758 PrintAndLog(" 7816 - interpret data as iso7816-4 communications");
759 PrintAndLog(" legic - interpret data as LEGIC communications");
761 PrintAndLog("example: hf list 14a f");
762 PrintAndLog(" hf list iclass");
765 int usage_hf_search(){
766 PrintAndLog("Usage: hf search");
767 PrintAndLog("Will try to find a HF read out of the unknown tag. Stops when found.");
768 PrintAndLog("Options:");
769 PrintAndLog(" h - This help");
773 int usage_hf_snoop(){
774 PrintAndLog("Usage: hf snoop <skip pairs> <skip triggers>");
775 PrintAndLog("The high frequence snoop will assign all available memory on device for snooped data");
776 PrintAndLog("User the 'data samples' command to download from device, and 'data plot' to look at it");
777 PrintAndLog("Press button to quit the snooping.");
778 PrintAndLog("Options:");
779 PrintAndLog(" h - This help");
780 PrintAndLog(" <skip pairs> - skip sample pairs");
781 PrintAndLog(" <skip triggers> - skip number of triggers");
783 PrintAndLog("example: hf snoop");
784 PrintAndLog(" hf snoop 1000 0");
788 int CmdHFList(const char *Cmd
) {
789 clearCommandBuffer();
791 bool showWaitCycles
= false;
792 bool markCRCBytes
= false;
794 //int tlen = param_getstr(Cmd,0,type);
795 char param1
= param_getchar(Cmd
, 1);
796 char param2
= param_getchar(Cmd
, 2);
798 uint8_t protocol
= 0;
800 //Validate params H or empty
801 if (strlen(Cmd
) < 1 || param1
== 'h' || param1
== 'H') return usage_hf_list();
803 //Validate params F,C
805 (param1
!= 0 && param1
!= 'f' && param1
!= 'c') ||
806 (param2
!= 0 && param2
!= 'f' && param2
!= 'c')
808 return usage_hf_list();
811 param_getstr(Cmd
,0,type
);
813 // validate type of output
814 if(strcmp(type
, "iclass") == 0) protocol
= ICLASS
;
815 else if(strcmp(type
, "14a") == 0) protocol
= ISO_14443A
;
816 else if(strcmp(type
, "14b") == 0) protocol
= ISO_14443B
;
817 else if(strcmp(type
, "topaz")== 0) protocol
= TOPAZ
;
818 else if(strcmp(type
, "7816")== 0) protocol
= ISO_7816_4
;
819 else if(strcmp(type
,"des")== 0) protocol
= MFDES
;
820 else if(strcmp(type
,"legic")==0) protocol
= LEGIC
;
821 else if(strcmp(type
, "raw")== 0) protocol
= -1;//No crc, no annotations
824 if (errors
) return usage_hf_list();
826 if (param1
== 'f' || param2
== 'f') showWaitCycles
= true;
827 if (param1
== 'c' || param2
== 'c') markCRCBytes
= true;
830 uint16_t tracepos
= 0;
831 trace
= malloc(USB_CMD_DATA_SIZE
);
833 // Query for the size of the trace
835 GetFromBigBuf(trace
, USB_CMD_DATA_SIZE
, 0);
836 WaitForResponse(CMD_ACK
, &response
);
837 uint16_t traceLen
= response
.arg
[2];
838 if (traceLen
> USB_CMD_DATA_SIZE
) {
839 uint8_t *p
= realloc(trace
, traceLen
);
841 PrintAndLog("Cannot allocate memory for trace");
846 GetFromBigBuf(trace
, traceLen
, 0);
847 WaitForResponse(CMD_ACK
, NULL
);
850 PrintAndLog("Recorded Activity (TraceLen = %d bytes)", traceLen
);
852 PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer");
853 if ( protocol
== ISO_14443A
)
854 PrintAndLog("iso14443a - All times are in carrier periods (1/13.56Mhz)");
855 if ( protocol
== ICLASS
)
856 PrintAndLog("iClass - Timings are not as accurate");
857 if ( protocol
== LEGIC
)
858 PrintAndLog("LEGIC - Timings are in ticks (1us == 1.5ticks)");
860 PrintAndLog(" Start | End | Src | Data (! denotes parity error) | CRC | Annotation |");
861 PrintAndLog("------------|------------|-----|-----------------------------------------------------------------|-----|--------------------|");
863 while(tracepos
< traceLen
) {
864 tracepos
= printTraceLine(tracepos
, traceLen
, trace
, protocol
, showWaitCycles
, markCRCBytes
);
871 int CmdHFSearch(const char *Cmd
){
873 char cmdp
= param_getchar(Cmd
, 0);
874 if (cmdp
== 'h' || cmdp
== 'H') return usage_hf_search();
877 int ans
= CmdHF14AReader("s");
879 PrintAndLog("\nValid ISO14443-A Tag Found - Quiting Search\n");
882 ans
= HF14BReader(false); //CmdHF14BReader("s");
884 PrintAndLog("\nValid ISO14443-B Tag Found - Quiting Search\n");
887 ans
= HF15Reader("", false);
889 PrintAndLog("\nValid ISO15693 Tag Found - Quiting Search\n");
892 ans
= HFLegicReader("", false);
894 PrintAndLog("\nValid LEGIC Tag Found - Quiting Search\n");
897 ans
= CmdHFTopazReader("s");
899 PrintAndLog("\nValid Topaz Tag Found - Quiting Search\n");
902 ans
= HFiClassReader("", false, false);
904 PrintAndLog("\nValid iClass Tag (or PicoPass Tag) Found - Quiting Search\n");
908 PrintAndLog("\nno known/supported 13.56 MHz tags found\n");
912 int CmdHFSnoop(const char *Cmd
) {
913 char cmdp
= param_getchar(Cmd
, 0);
914 if (cmdp
== 'h' || cmdp
== 'H') return usage_hf_snoop();
916 int skippairs
= param_get32ex(Cmd
, 0, 0, 10);
917 int skiptriggers
= param_get32ex(Cmd
, 1, 0, 10);
919 UsbCommand c
= {CMD_HF_SNIFFER
, {skippairs
, skiptriggers
, 0}};
920 clearCommandBuffer();
925 static command_t CommandTable
[] = {
926 {"help", CmdHelp
, 1, "This help"},
927 {"14a", CmdHF14A
, 1, "{ ISO14443A RFIDs... }"},
928 {"14b", CmdHF14B
, 1, "{ ISO14443B RFIDs... }"},
929 {"15", CmdHF15
, 1, "{ ISO15693 RFIDs... }"},
930 {"epa", CmdHFEPA
, 1, "{ German Identification Card... }"},
932 {"emv", CmdHFEmv
, 1, "{ EMV RFIDs... }"},
934 {"legic", CmdHFLegic
, 1, "{ LEGIC RFIDs... }"},
935 {"iclass", CmdHFiClass
, 1, "{ ICLASS RFIDs... }"},
936 {"mf", CmdHFMF
, 1, "{ MIFARE RFIDs... }"},
937 {"mfu", CmdHFMFUltra
, 1, "{ MIFARE Ultralight RFIDs... }"},
938 {"mfdes", CmdHFMFDes
, 1, "{ MIFARE Desfire RFIDs... }"},
939 {"topaz", CmdHFTopaz
, 1, "{ TOPAZ (NFC Type 1) RFIDs... }"},
940 {"tune", CmdHFTune
, 0, "Continuously measure HF antenna tuning"},
941 {"list", CmdHFList
, 1, "List protocol data in trace buffer"},
942 {"search", CmdHFSearch
, 1, "Search for known HF tags [preliminary]"},
943 {"snoop", CmdHFSnoop
, 0, "<samples to skip (10000)> <triggers to skip (1)> Generic LF/HF Snoop in Testing stage"},
944 {NULL
, NULL
, 0, NULL
}
947 int CmdHF(const char *Cmd
) {
948 clearCommandBuffer();
949 CmdsParse(CommandTable
, Cmd
);
953 int CmdHelp(const char *Cmd
) {
954 CmdsHelp(CommandTable
);