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[proxmark3-svn] / client / cmdlft55xx.c
1 //-----------------------------------------------------------------------------
2 //
3 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
4 // at your option, any later version. See the LICENSE.txt file for the text of
5 // the license.
6 //-----------------------------------------------------------------------------
7 // Low frequency T55xx commands
8 //-----------------------------------------------------------------------------
9
10 #include <stdio.h>
11 #include <string.h>
12 #include <inttypes.h>
13 #include <time.h>
14 #include "proxmark3.h"
15 #include "ui.h"
16 #include "graph.h"
17 #include "cmdmain.h"
18 #include "cmdparser.h"
19 #include "cmddata.h"
20 #include "cmdlf.h"
21 #include "cmdlft55xx.h"
22 #include "util.h"
23 #include "data.h"
24 #include "lfdemod.h"
25 #include "../common/crc.h"
26 #include "../common/iso14443crc.h"
27 #include "cmdhf14a.h"
28
29 #define CONFIGURATION_BLOCK 0x00
30 #define TRACE_BLOCK 0x01
31 #define REGULAR_READ_MODE_BLOCK 0xFF
32
33 // Default configuration
34 t55xx_conf_block_t config = { .modulation = DEMOD_ASK, .inverted = FALSE, .offset = 0x00, .block0 = 0x00, .Q5 = FALSE };
35
36 t55xx_conf_block_t Get_t55xx_Config(){
37 return config;
38 }
39 void Set_t55xx_Config(t55xx_conf_block_t conf){
40 config = conf;
41 }
42
43 int usage_t55xx_config(){
44 PrintAndLog("Usage: lf t55xx config [d <demodulation>] [i 1] [o <offset>] [Q5]");
45 PrintAndLog("Options:");
46 PrintAndLog(" h This help");
47 PrintAndLog(" b <8|16|32|40|50|64|100|128> Set bitrate");
48 PrintAndLog(" d <FSK|FSK1|FSK1a|FSK2|FSK2a|ASK|PSK1|PSK2|NRZ|BI|BIa> Set demodulation FSK / ASK / PSK / NRZ / Biphase / Biphase A");
49 PrintAndLog(" i [1] Invert data signal, defaults to normal");
50 PrintAndLog(" o [offset] Set offset, where data should start decode in bitstream");
51 PrintAndLog(" Q5 Set as Q5(T5555) chip instead of T55x7");
52 PrintAndLog("");
53 PrintAndLog("Examples:");
54 PrintAndLog(" lf t55xx config d FSK - FSK demodulation");
55 PrintAndLog(" lf t55xx config d FSK i 1 - FSK demodulation, inverse data");
56 PrintAndLog(" lf t55xx config d FSK i 1 o 3 - FSK demodulation, inverse data, offset=3,start from position 3 to decode data");
57 PrintAndLog("");
58 return 0;
59 }
60 int usage_t55xx_read(){
61 PrintAndLog("Usage: lf t55xx read [b <block>] [p <password>] <override_safety> <page1>");
62 PrintAndLog("Options:");
63 PrintAndLog(" b <block> - block number to read. Between 0-7");
64 PrintAndLog(" p <password> - OPTIONAL password (8 hex characters)");
65 PrintAndLog(" o - OPTIONAL override safety check");
66 PrintAndLog(" 1 - OPTIONAL read Page 1 instead of Page 0");
67 PrintAndLog(" ****WARNING****");
68 PrintAndLog(" Use of read with password on a tag not configured for a pwd");
69 PrintAndLog(" can damage the tag");
70 PrintAndLog("");
71 PrintAndLog("Examples:");
72 PrintAndLog(" lf t55xx read b 0 - read data from block 0");
73 PrintAndLog(" lf t55xx read b 0 p feedbeef - read data from block 0 password feedbeef");
74 PrintAndLog(" lf t55xx read b 0 p feedbeef o - read data from block 0 password feedbeef safety check");
75 PrintAndLog("");
76 return 0;
77 }
78 int usage_t55xx_write(){
79 PrintAndLog("Usage: lf t55xx wr [b <block>] [d <data>] [p <password>] [1]");
80 PrintAndLog("Options:");
81 PrintAndLog(" b <block> - block number to write. Between 0-7");
82 PrintAndLog(" d <data> - 4 bytes of data to write (8 hex characters)");
83 PrintAndLog(" p <password> - OPTIONAL password 4bytes (8 hex characters)");
84 PrintAndLog(" 1 - OPTIONAL write Page 1 instead of Page 0");
85 PrintAndLog("");
86 PrintAndLog("Examples:");
87 PrintAndLog(" lf t55xx wr b 3 d 11223344 - write 11223344 to block 3");
88 PrintAndLog(" lf t55xx wr b 3 d 11223344 p feedbeef - write 11223344 to block 3 password feedbeef");
89 PrintAndLog("");
90 return 0;
91 }
92 int usage_t55xx_trace() {
93 PrintAndLog("Usage: lf t55xx trace [1]");
94 PrintAndLog("Options:");
95 PrintAndLog(" [graph buffer data] - if set, use Graphbuffer otherwise read data from tag.");
96 PrintAndLog("");
97 PrintAndLog("Examples:");
98 PrintAndLog(" lf t55xx trace");
99 PrintAndLog(" lf t55xx trace 1");
100 PrintAndLog("");
101 return 0;
102 }
103 int usage_t55xx_info() {
104 PrintAndLog("Usage: lf t55xx info [1]");
105 PrintAndLog("Options:");
106 PrintAndLog(" [graph buffer data] - if set, use Graphbuffer otherwise read data from tag.");
107 PrintAndLog("");
108 PrintAndLog("Examples:");
109 PrintAndLog(" lf t55xx info");
110 PrintAndLog(" lf t55xx info 1");
111 PrintAndLog("");
112 return 0;
113 }
114 int usage_t55xx_dump(){
115 PrintAndLog("Usage: lf t55xx dump <password> [o]");
116 PrintAndLog("Options:");
117 PrintAndLog(" <password> - OPTIONAL password 4bytes (8 hex symbols)");
118 PrintAndLog(" o - OPTIONAL override, force pwd read despite danger to card");
119 PrintAndLog("");
120 PrintAndLog("Examples:");
121 PrintAndLog(" lf t55xx dump");
122 PrintAndLog(" lf t55xx dump feedbeef o");
123 PrintAndLog("");
124 return 0;
125 }
126 int usage_t55xx_detect(){
127 PrintAndLog("Usage: lf t55xx detect [1]");
128 PrintAndLog("Options:");
129 PrintAndLog(" [graph buffer data] - if set, use Graphbuffer otherwise read data from tag.");
130 PrintAndLog("");
131 PrintAndLog("Examples:");
132 PrintAndLog(" lf t55xx detect");
133 PrintAndLog(" lf t55xx detect 1");
134 PrintAndLog("");
135 return 0;
136 }
137 int usage_t55xx_wakup(){
138 PrintAndLog("Usage: lf t55xx wakeup [h] p <password>");
139 PrintAndLog("This commands send the Answer-On-Request command and leaves the readerfield ON afterwards.");
140 PrintAndLog("Options:");
141 PrintAndLog(" h - this help");
142 PrintAndLog(" p <password> - password 4bytes (8 hex symbols)");
143 PrintAndLog("");
144 PrintAndLog("Examples:");
145 PrintAndLog(" lf t55xx wakeup p 11223344 - send wakeup password");
146 return 0;
147 }
148
149 static int CmdHelp(const char *Cmd);
150
151 int CmdT55xxSetConfig(const char *Cmd) {
152
153 uint8_t offset = 0;
154 char modulation[5] = {0x00};
155 char tmp = 0x00;
156 uint8_t bitRate = 0;
157 uint8_t rates[9] = {8,16,32,40,50,64,100,128,0};
158 uint8_t cmdp = 0;
159 config.Q5 = FALSE;
160 bool errors = FALSE;
161 while(param_getchar(Cmd, cmdp) != 0x00 && !errors)
162 {
163 tmp = param_getchar(Cmd, cmdp);
164 switch(tmp)
165 {
166 case 'h':
167 case 'H':
168 return usage_t55xx_config();
169 case 'b':
170 errors |= param_getdec(Cmd, cmdp+1, &bitRate);
171 if ( !errors){
172 uint8_t i = 0;
173 for (; i < 9; i++){
174 if (rates[i]==bitRate) {
175 config.bitrate = i;
176 break;
177 }
178 }
179 if (i==9) errors = TRUE;
180 }
181 cmdp+=2;
182 break;
183 case 'd':
184 param_getstr(Cmd, cmdp+1, modulation);
185 cmdp += 2;
186
187 if ( strcmp(modulation, "FSK" ) == 0) {
188 config.modulation = DEMOD_FSK;
189 } else if ( strcmp(modulation, "FSK1" ) == 0) {
190 config.modulation = DEMOD_FSK1;
191 config.inverted=1;
192 } else if ( strcmp(modulation, "FSK1a" ) == 0) {
193 config.modulation = DEMOD_FSK1a;
194 config.inverted=0;
195 } else if ( strcmp(modulation, "FSK2" ) == 0) {
196 config.modulation = DEMOD_FSK2;
197 config.inverted=0;
198 } else if ( strcmp(modulation, "FSK2a" ) == 0) {
199 config.modulation = DEMOD_FSK2a;
200 config.inverted=1;
201 } else if ( strcmp(modulation, "ASK" ) == 0) {
202 config.modulation = DEMOD_ASK;
203 } else if ( strcmp(modulation, "NRZ" ) == 0) {
204 config.modulation = DEMOD_NRZ;
205 } else if ( strcmp(modulation, "PSK1" ) == 0) {
206 config.modulation = DEMOD_PSK1;
207 } else if ( strcmp(modulation, "PSK2" ) == 0) {
208 config.modulation = DEMOD_PSK2;
209 } else if ( strcmp(modulation, "PSK3" ) == 0) {
210 config.modulation = DEMOD_PSK3;
211 } else if ( strcmp(modulation, "BIa" ) == 0) {
212 config.modulation = DEMOD_BIa;
213 config.inverted=1;
214 } else if ( strcmp(modulation, "BI" ) == 0) {
215 config.modulation = DEMOD_BI;
216 config.inverted=0;
217 } else {
218 PrintAndLog("Unknown modulation '%s'", modulation);
219 errors = TRUE;
220 }
221 break;
222 case 'i':
223 config.inverted = param_getchar(Cmd,cmdp+1) == '1';
224 cmdp+=2;
225 break;
226 case 'o':
227 errors |= param_getdec(Cmd, cmdp+1, &offset);
228 if ( !errors )
229 config.offset = offset;
230 cmdp+=2;
231 break;
232 case 'Q':
233 case 'q':
234 config.Q5 = TRUE;
235 cmdp++;
236 break;
237 default:
238 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
239 errors = TRUE;
240 break;
241 }
242 }
243
244 // No args
245 if (cmdp == 0) return printConfiguration( config );
246
247 //Validations
248 if (errors) return usage_t55xx_config();
249
250 config.block0 = 0;
251 return printConfiguration ( config );
252 }
253
254 int T55xxReadBlock(uint8_t block, bool page1, bool usepwd, bool override, uint32_t password){
255 //Password mode
256 if ( usepwd ) {
257 // try reading the config block and verify that PWD bit is set before doing this!
258 if ( !override ) {
259 if ( !AquireData(0, CONFIGURATION_BLOCK, false, 0 ) ) return 0;
260 if ( !tryDetectModulation() ) {
261 PrintAndLog("Safety Check: Could not detect if PWD bit is set in config block. Exits.");
262 return 0;
263 } else {
264 PrintAndLog("Safety Check: PWD bit is NOT set in config block. Reading without password...");
265 usepwd = false;
266 page1 = false;
267 }
268 } else {
269 PrintAndLog("Safety Check Overriden - proceeding despite risk");
270 }
271 }
272
273 if (!AquireData(page1, block, usepwd, password) ) return 0;
274 if (!DecodeT55xxBlock()) return 0;
275
276 char blk[10]={0};
277 sprintf(blk,"%d", block);
278 printT55xxBlock(blk);
279 return 1;
280 }
281
282 int CmdT55xxReadBlock(const char *Cmd) {
283 uint8_t block = REGULAR_READ_MODE_BLOCK;
284 uint32_t password = 0; //default to blank Block 7
285 bool usepwd = false;
286 bool override = false;
287 bool page1 = false;
288 bool errors = false;
289 uint8_t cmdp = 0;
290 while(param_getchar(Cmd, cmdp) != 0x00 && !errors) {
291 switch(param_getchar(Cmd, cmdp)) {
292 case 'h':
293 case 'H':
294 return usage_t55xx_read();
295 case 'b':
296 case 'B':
297 errors |= param_getdec(Cmd, cmdp+1, &block);
298 cmdp += 2;
299 break;
300 case 'o':
301 case 'O':
302 override = true;
303 cmdp++;
304 break;
305 case 'p':
306 case 'P':
307 password = param_get32ex(Cmd, cmdp+1, 0, 16);
308 usepwd = true;
309 cmdp += 2;
310 break;
311 case '1':
312 page1 = true;
313 cmdp++;
314 break;
315 default:
316 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
317 errors = true;
318 break;
319 }
320 }
321 if (errors) return usage_t55xx_read();
322
323 if (block > 7 && block != REGULAR_READ_MODE_BLOCK ) {
324 PrintAndLog("Block must be between 0 and 7");
325 return 0;
326 }
327 PrintAndLog("Reading Page %d:", page1);
328 PrintAndLog("blk | hex data | binary");
329 return T55xxReadBlock(block, page1, usepwd, override, password);
330 }
331
332 bool DecodeT55xxBlock(){
333
334 char buf[30] = {0x00};
335 char *cmdStr = buf;
336 int ans = 0;
337 uint8_t bitRate[8] = {8,16,32,40,50,64,100,128};
338 DemodBufferLen = 0x00;
339
340 switch( config.modulation ){
341 case DEMOD_FSK:
342 snprintf(cmdStr, sizeof(buf),"%d %d", bitRate[config.bitrate], config.inverted );
343 ans = FSKrawDemod(cmdStr, FALSE);
344 break;
345 case DEMOD_FSK1:
346 case DEMOD_FSK1a:
347 snprintf(cmdStr, sizeof(buf),"%d %d 8 5", bitRate[config.bitrate], config.inverted );
348 ans = FSKrawDemod(cmdStr, FALSE);
349 break;
350 case DEMOD_FSK2:
351 case DEMOD_FSK2a:
352 snprintf(cmdStr, sizeof(buf),"%d %d 10 8", bitRate[config.bitrate], config.inverted );
353 ans = FSKrawDemod(cmdStr, FALSE);
354 break;
355 case DEMOD_ASK:
356 snprintf(cmdStr, sizeof(buf),"%d %d 0", bitRate[config.bitrate], config.inverted );
357 ans = ASKDemod(cmdStr, FALSE, FALSE, 1);
358 break;
359 case DEMOD_PSK1:
360 snprintf(cmdStr, sizeof(buf),"%d %d 0", bitRate[config.bitrate], config.inverted );
361 ans = PSKDemod(cmdStr, FALSE);
362 break;
363 case DEMOD_PSK2: //inverted won't affect this
364 case DEMOD_PSK3: //not fully implemented
365 snprintf(cmdStr, sizeof(buf),"%d 0 1", bitRate[config.bitrate] );
366 ans = PSKDemod(cmdStr, FALSE);
367 psk1TOpsk2(DemodBuffer, DemodBufferLen);
368 break;
369 case DEMOD_NRZ:
370 snprintf(cmdStr, sizeof(buf),"%d %d 1", bitRate[config.bitrate], config.inverted );
371 ans = NRZrawDemod(cmdStr, FALSE);
372 break;
373 case DEMOD_BI:
374 case DEMOD_BIa:
375 snprintf(cmdStr, sizeof(buf),"0 %d %d 0", bitRate[config.bitrate], config.inverted );
376 ans = ASKbiphaseDemod(cmdStr, FALSE);
377 break;
378 default:
379 return FALSE;
380 }
381 return (bool) ans;
382 }
383
384 int CmdT55xxDetect(const char *Cmd){
385
386 char cmdp = param_getchar(Cmd, 0);
387 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H')
388 return usage_t55xx_detect();
389
390 if (strlen(Cmd)==0)
391 if ( !AquireData(0, CONFIGURATION_BLOCK, false, 0) )
392 return 0;
393
394 if ( !tryDetectModulation() )
395 PrintAndLog("Could not detect modulation automatically. Try setting it manually with \'lf t55xx config\'");
396
397 return 1;
398 }
399
400 // detect configuration?
401 bool tryDetectModulation(){
402 uint8_t hits = 0;
403 t55xx_conf_block_t tests[15];
404 int bitRate=0;
405 uint8_t fc1 = 0, fc2 = 0, clk=0;
406 save_restoreGB(1);
407 if (GetFskClock("", FALSE, FALSE)){
408 fskClocks(&fc1, &fc2, &clk, FALSE);
409 if ( FSKrawDemod("0 0", FALSE) && test(DEMOD_FSK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)){
410 tests[hits].modulation = DEMOD_FSK;
411 if (fc1==8 && fc2 == 5)
412 tests[hits].modulation = DEMOD_FSK1a;
413 else if (fc1==10 && fc2 == 8)
414 tests[hits].modulation = DEMOD_FSK2;
415 tests[hits].bitrate = bitRate;
416 tests[hits].inverted = FALSE;
417 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
418 ++hits;
419 }
420 if ( FSKrawDemod("0 1", FALSE) && test(DEMOD_FSK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {
421 tests[hits].modulation = DEMOD_FSK;
422 if (fc1 == 8 && fc2 == 5)
423 tests[hits].modulation = DEMOD_FSK1;
424 else if (fc1 == 10 && fc2 == 8)
425 tests[hits].modulation = DEMOD_FSK2a;
426
427 tests[hits].bitrate = bitRate;
428 tests[hits].inverted = TRUE;
429 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
430 ++hits;
431 }
432 } else {
433 clk = GetAskClock("", FALSE, FALSE);
434 if (clk>0) {
435 if ( ASKDemod("0 0 0", FALSE, FALSE, 1) && test(DEMOD_ASK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {
436 tests[hits].modulation = DEMOD_ASK;
437 tests[hits].bitrate = bitRate;
438 tests[hits].inverted = FALSE;
439 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
440 ++hits;
441 }
442 if ( ASKDemod("0 1 0", FALSE, FALSE, 1) && test(DEMOD_ASK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {
443 tests[hits].modulation = DEMOD_ASK;
444 tests[hits].bitrate = bitRate;
445 tests[hits].inverted = TRUE;
446 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
447 ++hits;
448 }
449 if ( ASKbiphaseDemod("0 0 0 0", FALSE) && test(DEMOD_BI, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5) ) {
450 tests[hits].modulation = DEMOD_BI;
451 tests[hits].bitrate = bitRate;
452 tests[hits].inverted = FALSE;
453 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
454 ++hits;
455 }
456 if ( ASKbiphaseDemod("0 0 1 0", FALSE) && test(DEMOD_BIa, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5) ) {
457 tests[hits].modulation = DEMOD_BIa;
458 tests[hits].bitrate = bitRate;
459 tests[hits].inverted = TRUE;
460 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
461 ++hits;
462 }
463 }
464 //undo trim from ask
465 save_restoreGB(0);
466 clk = GetNrzClock("", FALSE, FALSE);
467 if (clk>0) {
468 if ( NRZrawDemod("0 0 1", FALSE) && test(DEMOD_NRZ, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {
469 tests[hits].modulation = DEMOD_NRZ;
470 tests[hits].bitrate = bitRate;
471 tests[hits].inverted = FALSE;
472 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
473 ++hits;
474 }
475
476 if ( NRZrawDemod("0 1 1", FALSE) && test(DEMOD_NRZ, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {
477 tests[hits].modulation = DEMOD_NRZ;
478 tests[hits].bitrate = bitRate;
479 tests[hits].inverted = TRUE;
480 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
481 ++hits;
482 }
483 }
484
485 //undo trim from nrz
486 save_restoreGB(0);
487 clk = GetPskClock("", FALSE, FALSE);
488 if (clk>0) {
489 if ( PSKDemod("0 0 1", FALSE) && test(DEMOD_PSK1, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {
490 tests[hits].modulation = DEMOD_PSK1;
491 tests[hits].bitrate = bitRate;
492 tests[hits].inverted = FALSE;
493 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
494 ++hits;
495 }
496 if ( PSKDemod("0 1 1", FALSE) && test(DEMOD_PSK1, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {
497 tests[hits].modulation = DEMOD_PSK1;
498 tests[hits].bitrate = bitRate;
499 tests[hits].inverted = TRUE;
500 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
501 ++hits;
502 }
503 // PSK2 - needs a call to psk1TOpsk2.
504 if ( PSKDemod("0 0 1", FALSE)) {
505 psk1TOpsk2(DemodBuffer, DemodBufferLen);
506 if (test(DEMOD_PSK2, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)){
507 tests[hits].modulation = DEMOD_PSK2;
508 tests[hits].bitrate = bitRate;
509 tests[hits].inverted = FALSE;
510 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
511 ++hits;
512 }
513 } // inverse waves does not affect this demod
514 // PSK3 - needs a call to psk1TOpsk2.
515 if ( PSKDemod("0 0 1", FALSE)) {
516 psk1TOpsk2(DemodBuffer, DemodBufferLen);
517 if (test(DEMOD_PSK3, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)){
518 tests[hits].modulation = DEMOD_PSK3;
519 tests[hits].bitrate = bitRate;
520 tests[hits].inverted = FALSE;
521 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
522 ++hits;
523 }
524 } // inverse waves does not affect this demod
525 }
526 }
527 if ( hits == 1) {
528 config.modulation = tests[0].modulation;
529 config.bitrate = tests[0].bitrate;
530 config.inverted = tests[0].inverted;
531 config.offset = tests[0].offset;
532 config.block0 = tests[0].block0;
533 printConfiguration( config );
534 return TRUE;
535 }
536
537 if ( hits > 1) {
538 PrintAndLog("Found [%d] possible matches for modulation.",hits);
539 for(int i=0; i<hits; ++i){
540 PrintAndLog("--[%d]---------------", i+1);
541 printConfiguration( tests[i] );
542 }
543 }
544 return FALSE;
545 }
546
547 bool testModulation(uint8_t mode, uint8_t modread){
548 switch( mode ){
549 case DEMOD_FSK:
550 if (modread >= DEMOD_FSK1 && modread <= DEMOD_FSK2a) return TRUE;
551 break;
552 case DEMOD_ASK:
553 if (modread == DEMOD_ASK) return TRUE;
554 break;
555 case DEMOD_PSK1:
556 if (modread == DEMOD_PSK1) return TRUE;
557 break;
558 case DEMOD_PSK2:
559 if (modread == DEMOD_PSK2) return TRUE;
560 break;
561 case DEMOD_PSK3:
562 if (modread == DEMOD_PSK3) return TRUE;
563 break;
564 case DEMOD_NRZ:
565 if (modread == DEMOD_NRZ) return TRUE;
566 break;
567 case DEMOD_BI:
568 if (modread == DEMOD_BI) return TRUE;
569 break;
570 case DEMOD_BIa:
571 if (modread == DEMOD_BIa) return TRUE;
572 break;
573 default:
574 return FALSE;
575 }
576 return FALSE;
577 }
578
579 bool testQ5Modulation(uint8_t mode, uint8_t modread){
580 switch( mode ){
581 case DEMOD_FSK:
582 if (modread >= 4 && modread <= 5) return TRUE;
583 break;
584 case DEMOD_ASK:
585 if (modread == 0) return TRUE;
586 break;
587 case DEMOD_PSK1:
588 if (modread == 1) return TRUE;
589 break;
590 case DEMOD_PSK2:
591 if (modread == 2) return TRUE;
592 break;
593 case DEMOD_PSK3:
594 if (modread == 3) return TRUE;
595 break;
596 case DEMOD_NRZ:
597 if (modread == 7) return TRUE;
598 break;
599 case DEMOD_BI:
600 if (modread == 6) return TRUE;
601 break;
602 default:
603 return FALSE;
604 }
605 return FALSE;
606 }
607
608 bool testQ5(uint8_t mode, uint8_t *offset, int *fndBitRate, uint8_t clk){
609
610 if ( DemodBufferLen < 64 ) return FALSE;
611 uint8_t si = 0;
612 for (uint8_t idx = 0; idx < 64; idx++){
613 si = idx;
614 if ( PackBits(si, 32, DemodBuffer) == 0x00 ) continue;
615
616 uint8_t safer = PackBits(si, 4, DemodBuffer); si += 4; //master key
617 uint8_t resv = PackBits(si, 8, DemodBuffer); si += 8;
618 // 2nibble must be zeroed.
619 // moved test to here, since this gets most faults first.
620 if (safer != 0x6) continue;
621 if ( resv > 0x00) continue;
622 //uint8_t pageSel = PackBits(si, 1, DemodBuffer); si += 1;
623 //uint8_t fastWrite = PackBits(si, 1, DemodBuffer); si += 1;
624 si += 1+1;
625 int bitRate = PackBits(si, 5, DemodBuffer)*2 + 2; si += 5; //bit rate
626 if (bitRate > 128) continue;
627
628 si += 1+1+2+1;
629 //uint8_t AOR = PackBits(si, 1, DemodBuffer); si += 1; //bit 15 extended mode
630 //uint8_t PWD = PackBits(si, 1, DemodBuffer); si += 1;
631 //uint8_t pskcr = PackBits(si, 2, DemodBuffer); si += 2; //could check psk cr
632 //uint8_t inverse = PackBits(si, 1, DemodBuffer); si += 1;
633 uint8_t modread = PackBits(si, 3, DemodBuffer); si += 3; //bit 24, 30, 31 could be tested for 0 if not extended mode
634 //uint8_t maxBlk = PackBits(si, 2, DemodBuffer); si += 2;
635 //uint8_t ST = PackBits(si, 1, DemodBuffer); si += 1;
636
637 //test modulation
638 if (!testQ5Modulation(mode, modread)) continue;
639 if (bitRate != clk) continue;
640 *fndBitRate = bitRate;
641 *offset = idx;
642
643 return TRUE;
644 }
645 return FALSE;
646 }
647
648 bool testBitRate(uint8_t readRate, uint8_t clk){
649 uint8_t expected[8] = {8, 16, 32, 40, 50, 64, 100, 128};
650 if (expected[readRate] == clk)
651 return true;
652
653 return false;
654 }
655
656 bool test(uint8_t mode, uint8_t *offset, int *fndBitRate, uint8_t clk, bool *Q5){
657
658 if ( DemodBufferLen < 64 ) return FALSE;
659 uint8_t si = 0;
660 for (uint8_t idx = 0; idx < 64; idx++){
661 si = idx;
662 if ( PackBits(si, 32, DemodBuffer) == 0x00 ) continue;
663
664 uint8_t safer = PackBits(si, 4, DemodBuffer); si += 4; //master key
665 uint8_t resv = PackBits(si, 4, DemodBuffer); si += 4; //was 7 & +=7+3 //should be only 4 bits if extended mode
666 // 2nibble must be zeroed.
667 // moved test to here, since this gets most faults first.
668 if ( resv > 0x00) continue;
669
670 uint8_t xtRate = PackBits(si, 3, DemodBuffer); si += 3; //extended mode part of rate
671 int bitRate = PackBits(si, 3, DemodBuffer); si += 3; //bit rate
672 if (bitRate > 7) continue;
673 uint8_t extend = PackBits(si, 1, DemodBuffer); si += 1; //bit 15 extended mode
674 uint8_t modread = PackBits(si, 5, DemodBuffer); si += 5+2+1;
675 //uint8_t pskcr = PackBits(si, 2, DemodBuffer); si += 2+1; //could check psk cr
676 uint8_t nml01 = PackBits(si, 1, DemodBuffer); si += 1+5; //bit 24, 30, 31 could be tested for 0 if not extended mode
677 uint8_t nml02 = PackBits(si, 2, DemodBuffer); si += 2;
678
679 //if extended mode
680 bool extMode =( (safer == 0x6 || safer == 0x9) && extend) ? TRUE : FALSE;
681
682 if (!extMode){
683 if (nml01 || nml02 || xtRate) continue;
684 }
685 //test modulation
686 if (!testModulation(mode, modread)) continue;
687 if (!testBitRate(bitRate, clk)) continue;
688 *fndBitRate = bitRate;
689 *offset = idx;
690 *Q5 = FALSE;
691 return TRUE;
692 }
693 if (testQ5(mode, offset, fndBitRate, clk)) {
694 *Q5 = TRUE;
695 return TRUE;
696 }
697 return FALSE;
698 }
699
700 void printT55xxBlock(const char *blockNum){
701
702 uint8_t i = config.offset;
703 uint8_t endpos = 32 + i;
704 uint32_t blockData = 0;
705 uint8_t bits[64] = {0x00};
706
707 if ( !DemodBufferLen) return;
708
709 if ( endpos > DemodBufferLen){
710 PrintAndLog("The configured offset %d is too big. Possible offset: %d)", i, DemodBufferLen-32);
711 return;
712 }
713
714 for (; i < endpos; ++i)
715 bits[i - config.offset]=DemodBuffer[i];
716
717 blockData = PackBits(0, 32, bits);
718 PrintAndLog(" %s | %08X | %s", blockNum, blockData, sprint_bin(bits,32));
719 }
720
721 int special(const char *Cmd) {
722 uint32_t blockData = 0;
723 uint8_t bits[32] = {0x00};
724
725 PrintAndLog("OFFSET | DATA | BINARY");
726 PrintAndLog("----------------------------------------------------");
727 int i,j = 0;
728 for (; j < 64; ++j){
729
730 for (i = 0; i < 32; ++i)
731 bits[i]=DemodBuffer[j+i];
732
733 blockData = PackBits(0, 32, bits);
734
735 PrintAndLog(" %02d | 0x%08X | %s",j , blockData, sprint_bin(bits,32));
736 }
737 return 0;
738 }
739
740 int printConfiguration( t55xx_conf_block_t b){
741 PrintAndLog("Chip Type : %s", (b.Q5) ? "T5555(Q5)" : "T55x7");
742 PrintAndLog("Modulation : %s", GetSelectedModulationStr(b.modulation) );
743 PrintAndLog("Bit Rate : %s", GetBitRateStr(b.bitrate) );
744 PrintAndLog("Inverted : %s", (b.inverted) ? "Yes" : "No" );
745 PrintAndLog("Offset : %d", b.offset);
746 PrintAndLog("Block0 : 0x%08X", b.block0);
747 PrintAndLog("");
748 return 0;
749 }
750
751 int CmdT55xxWakeUp(const char *Cmd) {
752 uint32_t password = 0;
753 uint8_t cmdp = 0;
754 bool errors = true;
755 while(param_getchar(Cmd, cmdp) != 0x00) {
756 switch(param_getchar(Cmd, cmdp)) {
757 case 'h':
758 case 'H':
759 return usage_t55xx_wakup();
760 case 'p':
761 case 'P':
762 password = param_get32ex(Cmd, cmdp+1, 0xFFFFFFFF, 16);
763 cmdp += 2;
764 errors = false;
765 break;
766 default:
767 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
768 errors = true;
769 break;
770 }
771 }
772 if (errors) return usage_t55xx_wakup();
773
774 UsbCommand c = {CMD_T55XX_WAKEUP, {password, 0, 0}};
775 clearCommandBuffer();
776 SendCommand(&c);
777 PrintAndLog("Wake up command sent. Try read now");
778 return 0;
779 }
780
781 int CmdT55xxWriteBlock(const char *Cmd) {
782 uint8_t block = 0xFF; //default to invalid block
783 uint32_t data = 0xFFFFFFFF; //default to blank Block
784 uint32_t password = 0xFFFFFFFF; //default to blank Block 7
785 bool usepwd = false;
786 bool page1 = false;
787 bool gotdata = false;
788 bool errors = false;
789 uint8_t cmdp = 0;
790 while(param_getchar(Cmd, cmdp) != 0x00 && !errors) {
791 switch(param_getchar(Cmd, cmdp)) {
792 case 'h':
793 case 'H':
794 return usage_t55xx_write();
795 case 'b':
796 case 'B':
797 errors |= param_getdec(Cmd, cmdp+1, &block);
798 cmdp += 2;
799 break;
800 case 'd':
801 case 'D':
802 data = param_get32ex(Cmd, cmdp+1, 0, 16);
803 gotdata = true;
804 cmdp += 2;
805 break;
806 case 'p':
807 case 'P':
808 password = param_get32ex(Cmd, cmdp+1, 0, 16);
809 usepwd = true;
810 cmdp += 2;
811 break;
812 case '1':
813 page1 = true;
814 cmdp++;
815 break;
816 default:
817 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
818 errors = true;
819 break;
820 }
821 }
822 if (errors || !gotdata) return usage_t55xx_write();
823
824 if (block > 7) {
825 PrintAndLog("Block number must be between 0 and 7");
826 return 0;
827 }
828
829 UsbCommand c = {CMD_T55XX_WRITE_BLOCK, {data, block, 0}};
830 UsbCommand resp;
831 c.d.asBytes[0] = (page1) ? 0x2 : 0;
832
833 PrintAndLog("Writing to page: %d block: %d data : 0x%08X", page1, block, data);
834
835 //Password mode
836 if (usepwd) {
837 c.arg[2] = password;
838 c.d.asBytes[0] |= 0x1;
839 PrintAndLog("pwd : 0x%08X", password);
840 }
841 clearCommandBuffer();
842 SendCommand(&c);
843 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1000)){
844 PrintAndLog("Error occurred, device did not ACK write operation. (May be due to old firmware)");
845 return 0;
846 }
847 return 1;
848 }
849
850 int CmdT55xxReadTrace(const char *Cmd) {
851 char cmdp = param_getchar(Cmd, 0);
852 bool pwdmode = false;
853 uint32_t password = 0;
854 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H')
855 return usage_t55xx_trace();
856
857 if (strlen(Cmd)==0)
858 if ( !AquireData( TRACE_BLOCK, REGULAR_READ_MODE_BLOCK, pwdmode, password ) )
859 return 0;
860
861 if (!DecodeT55xxBlock()) return 0;
862
863 if ( !DemodBufferLen) return 0;
864
865 RepaintGraphWindow();
866 uint8_t repeat = 0;
867 if (config.offset > 5)
868 repeat = 32;
869 uint8_t si = config.offset+repeat;
870 uint32_t bl1 = PackBits(si, 32, DemodBuffer);
871 uint32_t bl2 = PackBits(si+32, 32, DemodBuffer);
872
873 uint32_t acl = PackBits(si, 8, DemodBuffer); si += 8;
874 uint32_t mfc = PackBits(si, 8, DemodBuffer); si += 8;
875 uint32_t cid = PackBits(si, 5, DemodBuffer); si += 5;
876 uint32_t icr = PackBits(si, 3, DemodBuffer); si += 3;
877 uint32_t year = PackBits(si, 4, DemodBuffer); si += 4;
878 uint32_t quarter = PackBits(si, 2, DemodBuffer); si += 2;
879 uint32_t lotid = PackBits(si, 14, DemodBuffer); si += 14;
880 uint32_t wafer = PackBits(si, 5, DemodBuffer); si += 5;
881 uint32_t dw = PackBits(si, 15, DemodBuffer);
882
883 time_t t = time(NULL);
884 struct tm tm = *localtime(&t);
885 if ( year > tm.tm_year-110)
886 year += 2000;
887 else
888 year += 2010;
889
890 if (config.Q5) PrintAndLog("*** Warning *** Info read off a Q5 will not work as expected");
891 if ( acl != 0xE0 ) {
892 PrintAndLog("The modulation is most likely wrong since the ACL is not 0xE0. ");
893 return 0;
894 }
895 PrintAndLog("");
896 PrintAndLog("-- T55xx Trace Information ----------------------------------");
897 PrintAndLog("-------------------------------------------------------------");
898 PrintAndLog(" ACL Allocation class (ISO/IEC 15963-1) : 0x%02X (%d)", acl, acl);
899 PrintAndLog(" MFC Manufacturer ID (ISO/IEC 7816-6) : 0x%02X (%d) - %s", mfc, mfc, getTagInfo(mfc));
900 PrintAndLog(" CID : 0x%02X (%d) - %s", cid, cid, GetModelStrFromCID(cid));
901 PrintAndLog(" ICR IC Revision : %d",icr );
902 PrintAndLog(" Manufactured");
903 PrintAndLog(" Year/Quarter : %d/%d",year, quarter);
904 PrintAndLog(" Lot ID : %d", lotid );
905 PrintAndLog(" Wafer number : %d", wafer);
906 PrintAndLog(" Die Number : %d", dw);
907 PrintAndLog("-------------------------------------------------------------");
908 PrintAndLog(" Raw Data - Page 1");
909 PrintAndLog(" Block 1 : 0x%08X %s", bl1, sprint_bin(DemodBuffer+config.offset+repeat,32) );
910 PrintAndLog(" Block 2 : 0x%08X %s", bl2, sprint_bin(DemodBuffer+config.offset+repeat+32,32) );
911 PrintAndLog("-------------------------------------------------------------");
912
913 /*
914 TRACE - BLOCK O
915 Bits Definition HEX
916 1-8 ACL Allocation class (ISO/IEC 15963-1) 0xE0
917 9-16 MFC Manufacturer ID (ISO/IEC 7816-6) 0x15 Atmel Corporation
918 17-21 CID 0x1 = Atmel ATA5577M1 0x2 = Atmel ATA5577M2
919 22-24 ICR IC revision
920 25-28 YEAR (BCD encoded) 9 (= 2009)
921 29-30 QUARTER 1,2,3,4
922 31-32 LOT ID
923
924 TRACE - BLOCK 1
925 1-12 LOT ID
926 13-17 Wafer number
927 18-32 DW, die number sequential
928 */
929
930 return 0;
931 }
932
933 int CmdT55xxInfo(const char *Cmd){
934 /*
935 Page 0 Block 0 Configuration data.
936 Normal mode
937 Extended mode
938 */
939 bool pwdmode = false;
940 uint32_t password = 0;
941 char cmdp = param_getchar(Cmd, 0);
942
943 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H')
944 return usage_t55xx_info();
945
946 if (strlen(Cmd)==0)
947 if ( !AquireData( 0, CONFIGURATION_BLOCK, pwdmode, password ) )
948 return 1;
949
950 if (!DecodeT55xxBlock()) return 1;
951
952 if ( DemodBufferLen < 32) return 1;
953
954 uint8_t si = config.offset;
955 uint32_t bl0 = PackBits(si, 32, DemodBuffer);
956
957 uint32_t safer = PackBits(si, 4, DemodBuffer); si += 4;
958 uint32_t resv = PackBits(si, 7, DemodBuffer); si += 7;
959 uint32_t dbr = PackBits(si, 3, DemodBuffer); si += 3;
960 uint32_t extend = PackBits(si, 1, DemodBuffer); si += 1;
961 uint32_t datamod = PackBits(si, 5, DemodBuffer); si += 5;
962 uint32_t pskcf = PackBits(si, 2, DemodBuffer); si += 2;
963 uint32_t aor = PackBits(si, 1, DemodBuffer); si += 1;
964 uint32_t otp = PackBits(si, 1, DemodBuffer); si += 1;
965 uint32_t maxblk = PackBits(si, 3, DemodBuffer); si += 3;
966 uint32_t pwd = PackBits(si, 1, DemodBuffer); si += 1;
967 uint32_t sst = PackBits(si, 1, DemodBuffer); si += 1;
968 uint32_t fw = PackBits(si, 1, DemodBuffer); si += 1;
969 uint32_t inv = PackBits(si, 1, DemodBuffer); si += 1;
970 uint32_t por = PackBits(si, 1, DemodBuffer); si += 1;
971 if (config.Q5) PrintAndLog("*** Warning *** Info read off a Q5 will not work as expected");
972 PrintAndLog("");
973 PrintAndLog("-- T55xx Configuration & Tag Information --------------------");
974 PrintAndLog("-------------------------------------------------------------");
975 PrintAndLog(" Safer key : %s", GetSaferStr(safer));
976 PrintAndLog(" reserved : %d", resv);
977 PrintAndLog(" Data bit rate : %s", GetBitRateStr(dbr));
978 PrintAndLog(" eXtended mode : %s", (extend) ? "Yes - Warning":"No");
979 PrintAndLog(" Modulation : %s", GetModulationStr(datamod));
980 PrintAndLog(" PSK clock frequency : %d", pskcf);
981 PrintAndLog(" AOR - Answer on Request : %s", (aor) ? "Yes":"No");
982 PrintAndLog(" OTP - One Time Pad : %s", (otp) ? "Yes - Warning":"No" );
983 PrintAndLog(" Max block : %d", maxblk);
984 PrintAndLog(" Password mode : %s", (pwd) ? "Yes":"No");
985 PrintAndLog(" Sequence Start Terminator : %s", (sst) ? "Yes":"No");
986 PrintAndLog(" Fast Write : %s", (fw) ? "Yes":"No");
987 PrintAndLog(" Inverse data : %s", (inv) ? "Yes":"No");
988 PrintAndLog(" POR-Delay : %s", (por) ? "Yes":"No");
989 PrintAndLog("-------------------------------------------------------------");
990 PrintAndLog(" Raw Data - Page 0");
991 PrintAndLog(" Block 0 : 0x%08X %s", bl0, sprint_bin(DemodBuffer+config.offset,32) );
992 PrintAndLog("-------------------------------------------------------------");
993
994 return 0;
995 }
996
997 int CmdT55xxDump(const char *Cmd){
998
999 uint32_t password = 0;
1000 char cmdp = param_getchar(Cmd, 0);
1001 bool override = false;
1002 if ( cmdp == 'h' || cmdp == 'H') return usage_t55xx_dump();
1003
1004 bool usepwd = ( strlen(Cmd) > 0);
1005 if ( usepwd ){
1006 password = param_get32ex(Cmd, 0, 0, 16);
1007 if (param_getchar(Cmd, 1) =='o' )
1008 override = true;
1009 }
1010
1011 PrintAndLog("Reading Page 0:");
1012 PrintAndLog("blk | hex data | binary");
1013 for ( uint8_t i = 0; i <8; ++i){
1014 T55xxReadBlock(i, 0, usepwd, override, password);
1015 /*memset(s,0,sizeof(s));
1016 if ( hasPwd ) {
1017 if ( override ) {
1018 sprintf(s,"b %d p %02x%02x%02x%02x o", i, pwd[0],pwd[1],pwd[2],pwd[3]);
1019 } else {
1020 sprintf(s,"b %d p %02x%02x%02x%02x", i, pwd[0],pwd[1],pwd[2],pwd[3]);
1021 }
1022 } else {
1023 sprintf(s,"b %d", i);
1024 }
1025 CmdT55xxReadBlock(s);*/
1026 }
1027 PrintAndLog("Reading Page 1:");
1028 PrintAndLog("blk | hex data | binary");
1029 for ( uint8_t i = 0; i<4; i++){
1030 T55xxReadBlock(i, 1, usepwd, override, password);
1031 }
1032 return 1;
1033 }
1034
1035 int AquireData( uint8_t page, uint8_t block, bool pwdmode, uint32_t password ){
1036
1037 uint8_t arg0 = (page<<1) | pwdmode;
1038 UsbCommand c = {CMD_T55XX_READ_BLOCK, {arg0, block, password}};
1039
1040 clearCommandBuffer();
1041 SendCommand(&c);
1042 if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {
1043 PrintAndLog("command execution time out");
1044 return 0;
1045 }
1046
1047 uint8_t got[12000];
1048 GetFromBigBuf(got,sizeof(got),0);
1049 WaitForResponse(CMD_ACK,NULL);
1050 setGraphBuf(got, sizeof(got));
1051 return 1;
1052 }
1053
1054 char * GetBitRateStr(uint32_t id){
1055 static char buf[25];
1056
1057 char *retStr = buf;
1058 switch (id){
1059 case 0:
1060 snprintf(retStr,sizeof(buf),"%d - RF/8",id);
1061 break;
1062 case 1:
1063 snprintf(retStr,sizeof(buf),"%d - RF/16",id);
1064 break;
1065 case 2:
1066 snprintf(retStr,sizeof(buf),"%d - RF/32",id);
1067 break;
1068 case 3:
1069 snprintf(retStr,sizeof(buf),"%d - RF/40",id);
1070 break;
1071 case 4:
1072 snprintf(retStr,sizeof(buf),"%d - RF/50",id);
1073 break;
1074 case 5:
1075 snprintf(retStr,sizeof(buf),"%d - RF/64",id);
1076 break;
1077 case 6:
1078 snprintf(retStr,sizeof(buf),"%d - RF/100",id);
1079 break;
1080 case 7:
1081 snprintf(retStr,sizeof(buf),"%d - RF/128",id);
1082 break;
1083 default:
1084 snprintf(retStr,sizeof(buf),"%d - (Unknown)",id);
1085 break;
1086 }
1087
1088 return buf;
1089 }
1090
1091 char * GetSaferStr(uint32_t id){
1092 static char buf[40];
1093 char *retStr = buf;
1094
1095 snprintf(retStr,sizeof(buf),"%d",id);
1096 if (id == 6) {
1097 snprintf(retStr,sizeof(buf),"%d - passwd",id);
1098 }
1099 if (id == 9 ){
1100 snprintf(retStr,sizeof(buf),"%d - testmode",id);
1101 }
1102
1103 return buf;
1104 }
1105
1106 char * GetModulationStr( uint32_t id){
1107 static char buf[60];
1108 char *retStr = buf;
1109
1110 switch (id){
1111 case 0:
1112 snprintf(retStr,sizeof(buf),"%d - DIRECT (ASK/NRZ)",id);
1113 break;
1114 case 1:
1115 snprintf(retStr,sizeof(buf),"%d - PSK 1 phase change when input changes",id);
1116 break;
1117 case 2:
1118 snprintf(retStr,sizeof(buf),"%d - PSK 2 phase change on bitclk if input high",id);
1119 break;
1120 case 3:
1121 snprintf(retStr,sizeof(buf),"%d - PSK 3 phase change on rising edge of input",id);
1122 break;
1123 case 4:
1124 snprintf(retStr,sizeof(buf),"%d - FSK 1 RF/8 RF/5",id);
1125 break;
1126 case 5:
1127 snprintf(retStr,sizeof(buf),"%d - FSK 2 RF/8 RF/10",id);
1128 break;
1129 case 6:
1130 snprintf(retStr,sizeof(buf),"%d - FSK 1a RF/5 RF/8",id);
1131 break;
1132 case 7:
1133 snprintf(retStr,sizeof(buf),"%d - FSK 2a RF/10 RF/8",id);
1134 break;
1135 case 8:
1136 snprintf(retStr,sizeof(buf),"%d - Manchester",id);
1137 break;
1138 case 16:
1139 snprintf(retStr,sizeof(buf),"%d - Biphase",id);
1140 break;
1141 case 0x18:
1142 snprintf(retStr,sizeof(buf),"%d - Biphase a - AKA Conditional Dephase Encoding(CDP)",id);
1143 break;
1144 case 17:
1145 snprintf(retStr,sizeof(buf),"%d - Reserved",id);
1146 break;
1147 default:
1148 snprintf(retStr,sizeof(buf),"0x%02X (Unknown)",id);
1149 break;
1150 }
1151 return buf;
1152 }
1153
1154 char * GetModelStrFromCID(uint32_t cid){
1155
1156 static char buf[10];
1157 char *retStr = buf;
1158
1159 if (cid == 1) snprintf(retStr, sizeof(buf),"ATA5577M1");
1160 if (cid == 2) snprintf(retStr, sizeof(buf),"ATA5577M2");
1161 return buf;
1162 }
1163
1164 char * GetSelectedModulationStr( uint8_t id){
1165
1166 static char buf[20];
1167 char *retStr = buf;
1168
1169 switch (id){
1170 case DEMOD_FSK:
1171 snprintf(retStr,sizeof(buf),"FSK");
1172 break;
1173 case DEMOD_FSK1:
1174 snprintf(retStr,sizeof(buf),"FSK1");
1175 break;
1176 case DEMOD_FSK1a:
1177 snprintf(retStr,sizeof(buf),"FSK1a");
1178 break;
1179 case DEMOD_FSK2:
1180 snprintf(retStr,sizeof(buf),"FSK2");
1181 break;
1182 case DEMOD_FSK2a:
1183 snprintf(retStr,sizeof(buf),"FSK2a");
1184 break;
1185 case DEMOD_ASK:
1186 snprintf(retStr,sizeof(buf),"ASK");
1187 break;
1188 case DEMOD_NRZ:
1189 snprintf(retStr,sizeof(buf),"DIRECT/NRZ");
1190 break;
1191 case DEMOD_PSK1:
1192 snprintf(retStr,sizeof(buf),"PSK1");
1193 break;
1194 case DEMOD_PSK2:
1195 snprintf(retStr,sizeof(buf),"PSK2");
1196 break;
1197 case DEMOD_PSK3:
1198 snprintf(retStr,sizeof(buf),"PSK3");
1199 break;
1200 case DEMOD_BI:
1201 snprintf(retStr,sizeof(buf),"BIPHASE");
1202 break;
1203 case DEMOD_BIa:
1204 snprintf(retStr,sizeof(buf),"BIPHASEa - (CDP)");
1205 break;
1206 default:
1207 snprintf(retStr,sizeof(buf),"(Unknown)");
1208 break;
1209 }
1210 return buf;
1211 }
1212
1213 uint32_t PackBits(uint8_t start, uint8_t len, uint8_t* bits){
1214
1215 int i = start;
1216 int j = len-1;
1217
1218 if (len > 32) return 0;
1219
1220 uint32_t tmp = 0;
1221 for (; j >= 0; --j, ++i)
1222 tmp |= bits[i] << j;
1223
1224 return tmp;
1225 }
1226
1227 int CmdResetRead(const char *Cmd) {
1228 UsbCommand c = {CMD_T55XX_RESET_READ, {0,0,0}};
1229
1230 clearCommandBuffer();
1231 SendCommand(&c);
1232 if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {
1233 PrintAndLog("command execution time out");
1234 return 0;
1235 }
1236
1237 uint8_t got[BIGBUF_SIZE-1];
1238 GetFromBigBuf(got,sizeof(got),0);
1239 WaitForResponse(CMD_ACK,NULL);
1240 setGraphBuf(got, sizeof(got));
1241 return 1;
1242 }
1243
1244 int CmdT55xxWipe(const char *Cmd) {
1245 char writeData[20] = {0};
1246 char *ptrData = writeData;
1247 uint8_t blk = 0;
1248 PrintAndLog("\nBeginning Wipe of a T55xx tag (assuming the tag is not password protected)\n");
1249 //try with the default password to reset block 0 (with a pwd should work even if pwd bit not set)
1250 snprintf(ptrData,sizeof(writeData),"b %d d 00088040 p 0", blk);
1251 if (!CmdT55xxWriteBlock(ptrData)){
1252 PrintAndLog("Error writing blk %d", blk);
1253 }
1254 blk = 1;
1255 for (; blk<8; blk++) {
1256 snprintf(ptrData,sizeof(writeData),"b %d d 0", blk);
1257 if (!CmdT55xxWriteBlock(ptrData)){
1258 PrintAndLog("Error writing blk %d", blk);
1259 }
1260 }
1261 return 0;
1262 }
1263
1264 static command_t CommandTable[] =
1265 {
1266 {"help", CmdHelp, 1, "This help"},
1267 {"config", CmdT55xxSetConfig, 1, "Set/Get T55XX configuration (modulation, inverted, offset, rate)"},
1268 {"detect", CmdT55xxDetect, 0, "[1] Try detecting the tag modulation from reading the configuration block."},
1269 {"read", CmdT55xxReadBlock, 0, "b <block> p [password] [o] [1] -- Read T55xx block data. Optional [p password], [override], [page1]"},
1270 {"resetread",CmdResetRead, 0, "Send Reset Cmd then lf read the stream to attempt to identify the start of it (needs a demod and/or plot after)"},
1271 {"write", CmdT55xxWriteBlock,0, "b <block> d <data> p [password] [1] -- Write T55xx block data. Optional [p password], [page1]"},
1272 {"trace", CmdT55xxReadTrace, 0, "[1] Show T55xx traceability data (page 1/ blk 0-1)"},
1273 {"info", CmdT55xxInfo, 0, "[1] Show T55xx configuration data (page 0/ blk 0)"},
1274 {"dump", CmdT55xxDump, 0, "[password] [o] Dump T55xx card block 0-7. Optional [password], [override]"},
1275 {"special", special, 0, "Show block changes with 64 different offsets"},
1276 {"wakeup", CmdT55xxWakeUp, 0, "Send AOR wakeup command"},
1277 {"wipe", CmdT55xxWipe, 0, "Wipe a T55xx tag and set defaults (will destroy any data on tag)"},
1278 {NULL, NULL, 0, NULL}
1279 };
1280
1281 int CmdLFT55XX(const char *Cmd)
1282 {
1283 CmdsParse(CommandTable, Cmd);
1284 return 0;
1285 }
1286
1287 int CmdHelp(const char *Cmd)
1288 {
1289 CmdsHelp(CommandTable);
1290 return 0;
1291 }
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