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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 <ctype.h>
14 #include <time.h>
15 #include "proxmark3.h"
16 #include "ui.h"
17 #include "graph.h"
18 #include "cmdmain.h"
19 #include "cmdparser.h"
20 #include "cmddata.h"
21 #include "cmdlf.h"
22 #include "cmdlft55xx.h"
23 #include "util.h"
24 #include "lfdemod.h"
25 #include "cmdhf14a.h" //for getTagInfo
26 #include "protocols.h"
27
28 #define T55x7_CONFIGURATION_BLOCK 0x00
29 #define T55x7_PAGE0 0x00
30 #define T55x7_PAGE1 0x01
31 //#define T55x7_PWD 0x00000010
32 #define REGULAR_READ_MODE_BLOCK 0xFF
33
34 // Default configuration
35 t55xx_conf_block_t config = { .modulation = DEMOD_ASK, .inverted = false, .offset = 0x00, .block0 = 0x00, .Q5 = false };
36
37 t55xx_conf_block_t Get_t55xx_Config(){
38 return config;
39 }
40 void Set_t55xx_Config(t55xx_conf_block_t conf){
41 config = conf;
42 }
43
44 int usage_t55xx_config(){
45 PrintAndLog("Usage: lf t55xx config [d <demodulation>] [i 1] [o <offset>] [Q5]");
46 PrintAndLog("Options:");
47 PrintAndLog(" h This help");
48 PrintAndLog(" b <8|16|32|40|50|64|100|128> Set bitrate");
49 PrintAndLog(" d <FSK|FSK1|FSK1a|FSK2|FSK2a|ASK|PSK1|PSK2|NRZ|BI|BIa> Set demodulation FSK / ASK / PSK / NRZ / Biphase / Biphase A");
50 PrintAndLog(" i [1] Invert data signal, defaults to normal");
51 PrintAndLog(" o [offset] Set offset, where data should start decode in bitstream");
52 PrintAndLog(" Q5 Set as Q5(T5555) chip instead of T55x7");
53 PrintAndLog(" ST Set Sequence Terminator on");
54 PrintAndLog("");
55 PrintAndLog("Examples:");
56 PrintAndLog(" lf t55xx config d FSK - FSK demodulation");
57 PrintAndLog(" lf t55xx config d FSK i 1 - FSK demodulation, inverse data");
58 PrintAndLog(" lf t55xx config d FSK i 1 o 3 - FSK demodulation, inverse data, offset=3,start from position 3 to decode data");
59 PrintAndLog("");
60 return 0;
61 }
62 int usage_t55xx_read(){
63 PrintAndLog("Usage: lf t55xx read [b <block>] [p <password>] <override_safety> <page1>");
64 PrintAndLog("Options:");
65 PrintAndLog(" b <block> - block number to read. Between 0-7");
66 PrintAndLog(" p <password> - OPTIONAL password (8 hex characters)");
67 PrintAndLog(" o - OPTIONAL override safety check");
68 PrintAndLog(" 1 - OPTIONAL read Page 1 instead of Page 0");
69 PrintAndLog(" ****WARNING****");
70 PrintAndLog(" Use of read with password on a tag not configured for a pwd");
71 PrintAndLog(" can damage the tag");
72 PrintAndLog("");
73 PrintAndLog("Examples:");
74 PrintAndLog(" lf t55xx read b 0 - read data from block 0");
75 PrintAndLog(" lf t55xx read b 0 p feedbeef - read data from block 0 password feedbeef");
76 PrintAndLog(" lf t55xx read b 0 p feedbeef o - read data from block 0 password feedbeef safety check");
77 PrintAndLog("");
78 return 0;
79 }
80 int usage_t55xx_write(){
81 PrintAndLog("Usage: lf t55xx write [b <block>] [d <data>] [p <password>] [1] [t]");
82 PrintAndLog("Options:");
83 PrintAndLog(" b <block> - block number to write. Between 0-7");
84 PrintAndLog(" d <data> - 4 bytes of data to write (8 hex characters)");
85 PrintAndLog(" p <password> - OPTIONAL password 4bytes (8 hex characters)");
86 PrintAndLog(" 1 - OPTIONAL write Page 1 instead of Page 0");
87 PrintAndLog(" t - OPTIONAL test mode write - ****DANGER****");
88 PrintAndLog("");
89 PrintAndLog("Examples:");
90 PrintAndLog(" lf t55xx write b 3 d 11223344 - write 11223344 to block 3");
91 PrintAndLog(" lf t55xx write b 3 d 11223344 p feedbeef - write 11223344 to block 3 password feedbeef");
92 PrintAndLog("");
93 return 0;
94 }
95 int usage_t55xx_trace() {
96 PrintAndLog("Usage: lf t55xx trace [1]");
97 PrintAndLog("Options:");
98 PrintAndLog(" [graph buffer data] - if set, use Graphbuffer otherwise read data from tag.");
99 PrintAndLog("");
100 PrintAndLog("Examples:");
101 PrintAndLog(" lf t55xx trace");
102 PrintAndLog(" lf t55xx trace 1");
103 PrintAndLog("");
104 return 0;
105 }
106 int usage_t55xx_info() {
107 PrintAndLog("Usage: lf t55xx info [1]");
108 PrintAndLog("Options:");
109 PrintAndLog(" [graph buffer data] - if set, use Graphbuffer otherwise read data from tag.");
110 PrintAndLog("");
111 PrintAndLog("Examples:");
112 PrintAndLog(" lf t55xx info");
113 PrintAndLog(" lf t55xx info 1");
114 PrintAndLog("");
115 return 0;
116 }
117 int usage_t55xx_dump(){
118 PrintAndLog("Usage: lf t55xx dump <password> [o]");
119 PrintAndLog("Options:");
120 PrintAndLog(" <password> - OPTIONAL password 4bytes (8 hex symbols)");
121 PrintAndLog(" o - OPTIONAL override, force pwd read despite danger to card");
122 PrintAndLog("");
123 PrintAndLog("Examples:");
124 PrintAndLog(" lf t55xx dump");
125 PrintAndLog(" lf t55xx dump feedbeef o");
126 PrintAndLog("");
127 return 0;
128 }
129 int usage_t55xx_detect(){
130 PrintAndLog("Usage: lf t55xx detect [1] [p <password>]");
131 PrintAndLog("Options:");
132 PrintAndLog(" 1 - if set, use Graphbuffer otherwise read data from tag.");
133 PrintAndLog(" p <password> - OPTIONAL password (8 hex characters)");
134 PrintAndLog("");
135 PrintAndLog("Examples:");
136 PrintAndLog(" lf t55xx detect");
137 PrintAndLog(" lf t55xx detect 1");
138 PrintAndLog(" lf t55xx detect p 11223344");
139 PrintAndLog("");
140 return 0;
141 }
142 int usage_t55xx_detectP1(){
143 PrintAndLog("Command: Detect Page 1 of a t55xx chip");
144 PrintAndLog("Usage: lf t55xx p1detect [1] [p <password>]");
145 PrintAndLog("Options:");
146 PrintAndLog(" 1 - if set, use Graphbuffer otherwise read data from tag.");
147 PrintAndLog(" p <password> - OPTIONAL password (8 hex characters)");
148 PrintAndLog("");
149 PrintAndLog("Examples:");
150 PrintAndLog(" lf t55xx p1detect");
151 PrintAndLog(" lf t55xx p1detect 1");
152 PrintAndLog(" lf t55xx p1detect p 11223344");
153 PrintAndLog("");
154 return 0;
155 }
156 int usage_t55xx_wakup(){
157 PrintAndLog("Usage: lf t55xx wakeup [h] <password>");
158 PrintAndLog("This commands send the Answer-On-Request command and leaves the readerfield ON afterwards.");
159 PrintAndLog("Options:");
160 PrintAndLog(" h - this help");
161 PrintAndLog(" <password> - [required] password 4bytes (8 hex symbols)");
162 PrintAndLog("");
163 PrintAndLog("Examples:");
164 PrintAndLog(" lf t55xx wakeup 11223344 - send wakeup password");
165 return 0;
166 }
167 int usage_t55xx_bruteforce(){
168 PrintAndLog("This command uses A) bruteforce to scan a number range");
169 PrintAndLog(" B) a dictionary attack");
170 PrintAndLog("Usage: lf t55xx bruteforce <start password> <end password> [i <*.dic>]");
171 PrintAndLog(" password must be 4 bytes (8 hex symbols)");
172 PrintAndLog("Options:");
173 PrintAndLog(" h - this help");
174 PrintAndLog(" <start_pwd> - 4 byte hex value to start pwd search at");
175 PrintAndLog(" <end_pwd> - 4 byte hex value to end pwd search at");
176 PrintAndLog(" i <*.dic> - loads a default keys dictionary file <*.dic>");
177 PrintAndLog("");
178 PrintAndLog("Examples:");
179 PrintAndLog(" lf t55xx bruteforce aaaaaaaa bbbbbbbb");
180 PrintAndLog(" lf t55xx bruteforce i default_pwd.dic");
181 PrintAndLog("");
182 return 0;
183 }
184 int usage_t55xx_wipe(){
185 PrintAndLog("Usage: lf t55xx wipe [h] [Q5]");
186 PrintAndLog("This commands wipes a tag, fills blocks 1-7 with zeros and a default configuration block");
187 PrintAndLog("Options:");
188 PrintAndLog(" h - this help");
189 PrintAndLog(" Q5 - indicates to use the T5555 (Q5) default configuration block");
190 PrintAndLog("");
191 PrintAndLog("Examples:");
192 PrintAndLog(" lf t55xx wipe - wipes a t55x7 tag, config block 0x000880E0");
193 PrintAndLog(" lf t55xx wipe Q5 - wipes a t5555 Q5 tag, config block 0x6001F004");
194 return 0;
195 }
196
197
198 static int CmdHelp(const char *Cmd);
199
200 void printT5xxHeader(uint8_t page){
201 PrintAndLog("Reading Page %d:", page);
202 PrintAndLog("blk | hex data | binary");
203 PrintAndLog("----+----------+---------------------------------");
204 }
205
206 int CmdT55xxSetConfig(const char *Cmd) {
207
208 uint8_t offset = 0;
209 char modulation[5] = {0x00};
210 char tmp = 0x00;
211 uint8_t bitRate = 0;
212 uint8_t rates[9] = {8,16,32,40,50,64,100,128,0};
213 uint8_t cmdp = 0;
214 bool errors = false;
215 while(param_getchar(Cmd, cmdp) != 0x00 && !errors)
216 {
217 tmp = param_getchar(Cmd, cmdp);
218 switch(tmp)
219 {
220 case 'h':
221 case 'H':
222 return usage_t55xx_config();
223 case 'b':
224 errors |= param_getdec(Cmd, cmdp+1, &bitRate);
225 if ( !errors){
226 uint8_t i = 0;
227 for (; i < 9; i++){
228 if (rates[i]==bitRate) {
229 config.bitrate = i;
230 break;
231 }
232 }
233 if (i==9) errors = true;
234 }
235 cmdp+=2;
236 break;
237 case 'd':
238 param_getstr(Cmd, cmdp+1, modulation, sizeof(modulation));
239 cmdp += 2;
240
241 if ( strcmp(modulation, "FSK" ) == 0) {
242 config.modulation = DEMOD_FSK;
243 } else if ( strcmp(modulation, "FSK1" ) == 0) {
244 config.modulation = DEMOD_FSK1;
245 config.inverted=1;
246 } else if ( strcmp(modulation, "FSK1a" ) == 0) {
247 config.modulation = DEMOD_FSK1a;
248 config.inverted=0;
249 } else if ( strcmp(modulation, "FSK2" ) == 0) {
250 config.modulation = DEMOD_FSK2;
251 config.inverted=0;
252 } else if ( strcmp(modulation, "FSK2a" ) == 0) {
253 config.modulation = DEMOD_FSK2a;
254 config.inverted=1;
255 } else if ( strcmp(modulation, "ASK" ) == 0) {
256 config.modulation = DEMOD_ASK;
257 } else if ( strcmp(modulation, "NRZ" ) == 0) {
258 config.modulation = DEMOD_NRZ;
259 } else if ( strcmp(modulation, "PSK1" ) == 0) {
260 config.modulation = DEMOD_PSK1;
261 } else if ( strcmp(modulation, "PSK2" ) == 0) {
262 config.modulation = DEMOD_PSK2;
263 } else if ( strcmp(modulation, "PSK3" ) == 0) {
264 config.modulation = DEMOD_PSK3;
265 } else if ( strcmp(modulation, "BIa" ) == 0) {
266 config.modulation = DEMOD_BIa;
267 config.inverted=1;
268 } else if ( strcmp(modulation, "BI" ) == 0) {
269 config.modulation = DEMOD_BI;
270 config.inverted=0;
271 } else {
272 PrintAndLog("Unknown modulation '%s'", modulation);
273 errors = true;
274 }
275 break;
276 case 'i':
277 config.inverted = param_getchar(Cmd,cmdp+1) == '1';
278 cmdp+=2;
279 break;
280 case 'o':
281 errors |= param_getdec(Cmd, cmdp+1, &offset);
282 if ( !errors )
283 config.offset = offset;
284 cmdp+=2;
285 break;
286 case 'Q':
287 case 'q':
288 config.Q5 = true;
289 cmdp++;
290 break;
291 case 'S':
292 case 's':
293 config.ST = true;
294 cmdp++;
295 break;
296 default:
297 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
298 errors = true;
299 break;
300 }
301 }
302
303 // No args
304 if (cmdp == 0) return printConfiguration( config );
305
306 //Validations
307 if (errors) return usage_t55xx_config();
308
309 config.block0 = 0;
310 return printConfiguration ( config );
311 }
312
313 int T55xxReadBlock(uint8_t block, bool page1, bool usepwd, bool override, uint32_t password){
314 //Password mode
315 if ( usepwd ) {
316 // try reading the config block and verify that PWD bit is set before doing this!
317 if ( !override ) {
318 if ( !AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, false, 0 ) ) return 0;
319 if ( !tryDetectModulation() ) {
320 PrintAndLog("Safety Check: Could not detect if PWD bit is set in config block. Exits.");
321 return 0;
322 } else {
323 PrintAndLog("Safety Check: PWD bit is NOT set in config block. Reading without password...");
324 usepwd = false;
325 page1 = false;
326 }
327 } else {
328 PrintAndLog("Safety Check Overriden - proceeding despite risk");
329 }
330 }
331
332 if (!AquireData(page1, block, usepwd, password) ) return 0;
333 if (!DecodeT55xxBlock()) return 0;
334
335 char blk[10]={0};
336 sprintf(blk,"%d", block);
337 printT55xxBlock(blk);
338 return 1;
339 }
340
341 int CmdT55xxReadBlock(const char *Cmd) {
342 uint8_t block = REGULAR_READ_MODE_BLOCK;
343 uint32_t password = 0; //default to blank Block 7
344 bool usepwd = false;
345 bool override = false;
346 bool page1 = false;
347 bool errors = false;
348 uint8_t cmdp = 0;
349 while(param_getchar(Cmd, cmdp) != 0x00 && !errors) {
350 switch(param_getchar(Cmd, cmdp)) {
351 case 'h':
352 case 'H':
353 return usage_t55xx_read();
354 case 'b':
355 case 'B':
356 errors |= param_getdec(Cmd, cmdp+1, &block);
357 cmdp += 2;
358 break;
359 case 'o':
360 case 'O':
361 override = true;
362 cmdp++;
363 break;
364 case 'p':
365 case 'P':
366 password = param_get32ex(Cmd, cmdp+1, 0, 16);
367 usepwd = true;
368 cmdp += 2;
369 break;
370 case '1':
371 page1 = true;
372 cmdp++;
373 break;
374 default:
375 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
376 errors = true;
377 break;
378 }
379 }
380 if (errors) return usage_t55xx_read();
381
382 if (block > 7 && block != REGULAR_READ_MODE_BLOCK ) {
383 PrintAndLog("Block must be between 0 and 7");
384 return 0;
385 }
386
387 printT5xxHeader(page1);
388 return T55xxReadBlock(block, page1, usepwd, override, password);
389 }
390
391 bool DecodeT55xxBlock(){
392
393 char buf[30] = {0x00};
394 char *cmdStr = buf;
395 int ans = 0;
396 bool ST = config.ST;
397 uint8_t bitRate[8] = {8,16,32,40,50,64,100,128};
398 DemodBufferLen = 0x00;
399
400 switch( config.modulation ){
401 case DEMOD_FSK:
402 snprintf(cmdStr, sizeof(buf),"%d %d", bitRate[config.bitrate], config.inverted );
403 ans = FSKrawDemod(cmdStr, false);
404 break;
405 case DEMOD_FSK1:
406 case DEMOD_FSK1a:
407 snprintf(cmdStr, sizeof(buf),"%d %d 8 5", bitRate[config.bitrate], config.inverted );
408 ans = FSKrawDemod(cmdStr, false);
409 break;
410 case DEMOD_FSK2:
411 case DEMOD_FSK2a:
412 snprintf(cmdStr, sizeof(buf),"%d %d 10 8", bitRate[config.bitrate], config.inverted );
413 ans = FSKrawDemod(cmdStr, false);
414 break;
415 case DEMOD_ASK:
416 snprintf(cmdStr, sizeof(buf),"%d %d 1", bitRate[config.bitrate], config.inverted );
417 ans = ASKDemod_ext(cmdStr, false, false, 1, &ST);
418 break;
419 case DEMOD_PSK1:
420 // skip first 160 samples to allow antenna to settle in (psk gets inverted occasionally otherwise)
421 save_restoreGB(GRAPH_SAVE);
422 CmdLtrim("160");
423 snprintf(cmdStr, sizeof(buf),"%d %d 6", bitRate[config.bitrate], config.inverted );
424 ans = PSKDemod(cmdStr, false);
425 //undo trim samples
426 save_restoreGB(GRAPH_RESTORE);
427 break;
428 case DEMOD_PSK2: //inverted won't affect this
429 case DEMOD_PSK3: //not fully implemented
430 // skip first 160 samples to allow antenna to settle in (psk gets inverted occasionally otherwise)
431 save_restoreGB(GRAPH_SAVE);
432 CmdLtrim("160");
433 snprintf(cmdStr, sizeof(buf),"%d 0 6", bitRate[config.bitrate] );
434 ans = PSKDemod(cmdStr, false);
435 psk1TOpsk2(DemodBuffer, DemodBufferLen);
436 //undo trim samples
437 save_restoreGB(GRAPH_RESTORE);
438 break;
439 case DEMOD_NRZ:
440 snprintf(cmdStr, sizeof(buf),"%d %d 1", bitRate[config.bitrate], config.inverted );
441 ans = NRZrawDemod(cmdStr, false);
442 break;
443 case DEMOD_BI:
444 case DEMOD_BIa:
445 snprintf(cmdStr, sizeof(buf),"0 %d %d 1", bitRate[config.bitrate], config.inverted );
446 ans = ASKbiphaseDemod(cmdStr, false);
447 break;
448 default:
449 return false;
450 }
451 return (bool) ans;
452 }
453
454 bool DecodeT5555TraceBlock() {
455 DemodBufferLen = 0x00;
456
457 // According to datasheet. Always: RF/64, not inverted, Manchester
458 return (bool) ASKDemod("64 0 1", false, false, 1);
459 }
460
461 int CmdT55xxDetect(const char *Cmd){
462 bool errors = false;
463 bool useGB = false;
464 bool usepwd = false;
465 uint32_t password = 0;
466 uint8_t cmdp = 0;
467
468 while(param_getchar(Cmd, cmdp) != 0x00 && !errors) {
469 switch(param_getchar(Cmd, cmdp)) {
470 case 'h':
471 case 'H':
472 return usage_t55xx_detect();
473 case 'p':
474 case 'P':
475 password = param_get32ex(Cmd, cmdp+1, 0, 16);
476 usepwd = true;
477 cmdp += 2;
478 break;
479 case '1':
480 // use Graphbuffer data
481 useGB = true;
482 cmdp++;
483 break;
484 default:
485 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
486 errors = true;
487 break;
488 }
489 }
490 if (errors) return usage_t55xx_detect();
491
492 if ( !useGB) {
493 if ( !AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, usepwd, password) )
494 return 0;
495 }
496
497 if ( !tryDetectModulation() )
498 PrintAndLog("Could not detect modulation automatically. Try setting it manually with \'lf t55xx config\'");
499
500 return 1;
501 }
502
503 // detect configuration?
504 bool tryDetectModulation(){
505 uint8_t hits = 0;
506 t55xx_conf_block_t tests[15];
507 int bitRate=0;
508 uint8_t fc1 = 0, fc2 = 0, ans = 0;
509 int clk = 0, firstClockEdge = 0;
510 ans = fskClocks(&fc1, &fc2, (uint8_t *)&clk, false, &firstClockEdge);
511 if (ans && ((fc1==10 && fc2==8) || (fc1==8 && fc2==5))) {
512 if ( FSKrawDemod("0 0", false) && test(DEMOD_FSK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {
513 tests[hits].modulation = DEMOD_FSK;
514 if (fc1==8 && fc2 == 5)
515 tests[hits].modulation = DEMOD_FSK1a;
516 else if (fc1==10 && fc2 == 8)
517 tests[hits].modulation = DEMOD_FSK2;
518 tests[hits].bitrate = bitRate;
519 tests[hits].inverted = false;
520 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
521 tests[hits].ST = false;
522 ++hits;
523 }
524 if ( FSKrawDemod("0 1", false) && test(DEMOD_FSK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {
525 tests[hits].modulation = DEMOD_FSK;
526 if (fc1 == 8 && fc2 == 5)
527 tests[hits].modulation = DEMOD_FSK1;
528 else if (fc1 == 10 && fc2 == 8)
529 tests[hits].modulation = DEMOD_FSK2a;
530 tests[hits].bitrate = bitRate;
531 tests[hits].inverted = true;
532 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
533 tests[hits].ST = false;
534 ++hits;
535 }
536 } else {
537 clk = GetAskClock("", false, false);
538 if (clk>0) {
539 tests[hits].ST = true;
540 if ( ASKDemod_ext("0 0 1", false, false, 1, &tests[hits].ST) && test(DEMOD_ASK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {
541 tests[hits].modulation = DEMOD_ASK;
542 tests[hits].bitrate = bitRate;
543 tests[hits].inverted = false;
544 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
545 ++hits;
546 }
547 tests[hits].ST = true;
548 if ( ASKDemod_ext("0 1 1", false, false, 1, &tests[hits].ST) && test(DEMOD_ASK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {
549 tests[hits].modulation = DEMOD_ASK;
550 tests[hits].bitrate = bitRate;
551 tests[hits].inverted = true;
552 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
553 ++hits;
554 }
555 if ( ASKbiphaseDemod("0 0 0 2", false) && test(DEMOD_BI, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5) ) {
556 tests[hits].modulation = DEMOD_BI;
557 tests[hits].bitrate = bitRate;
558 tests[hits].inverted = false;
559 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
560 tests[hits].ST = false;
561 ++hits;
562 }
563 if ( ASKbiphaseDemod("0 0 1 2", false) && test(DEMOD_BIa, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5) ) {
564 tests[hits].modulation = DEMOD_BIa;
565 tests[hits].bitrate = bitRate;
566 tests[hits].inverted = true;
567 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
568 tests[hits].ST = false;
569 ++hits;
570 }
571 }
572 clk = GetNrzClock("", false, false);
573 if (clk>8) { //clock of rf/8 is likely a false positive, so don't use it.
574 if ( NRZrawDemod("0 0 1", false) && test(DEMOD_NRZ, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {
575 tests[hits].modulation = DEMOD_NRZ;
576 tests[hits].bitrate = bitRate;
577 tests[hits].inverted = false;
578 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
579 tests[hits].ST = false;
580 ++hits;
581 }
582
583 if ( NRZrawDemod("0 1 1", false) && test(DEMOD_NRZ, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {
584 tests[hits].modulation = DEMOD_NRZ;
585 tests[hits].bitrate = bitRate;
586 tests[hits].inverted = true;
587 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
588 tests[hits].ST = false;
589 ++hits;
590 }
591 }
592
593 clk = GetPskClock("", false, false);
594 if (clk>0) {
595 // allow undo
596 save_restoreGB(GRAPH_SAVE);
597 // skip first 160 samples to allow antenna to settle in (psk gets inverted occasionally otherwise)
598 CmdLtrim("160");
599 if ( PSKDemod("0 0 6", false) && test(DEMOD_PSK1, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {
600 tests[hits].modulation = DEMOD_PSK1;
601 tests[hits].bitrate = bitRate;
602 tests[hits].inverted = false;
603 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
604 tests[hits].ST = false;
605 ++hits;
606 }
607 if ( PSKDemod("0 1 6", false) && test(DEMOD_PSK1, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {
608 tests[hits].modulation = DEMOD_PSK1;
609 tests[hits].bitrate = bitRate;
610 tests[hits].inverted = true;
611 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
612 tests[hits].ST = false;
613 ++hits;
614 }
615 // PSK2 - needs a call to psk1TOpsk2.
616 if ( PSKDemod("0 0 6", false)) {
617 psk1TOpsk2(DemodBuffer, DemodBufferLen);
618 if (test(DEMOD_PSK2, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)){
619 tests[hits].modulation = DEMOD_PSK2;
620 tests[hits].bitrate = bitRate;
621 tests[hits].inverted = false;
622 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
623 tests[hits].ST = false;
624 ++hits;
625 }
626 } // inverse waves does not affect this demod
627 // PSK3 - needs a call to psk1TOpsk2.
628 if ( PSKDemod("0 0 6", false)) {
629 psk1TOpsk2(DemodBuffer, DemodBufferLen);
630 if (test(DEMOD_PSK3, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)){
631 tests[hits].modulation = DEMOD_PSK3;
632 tests[hits].bitrate = bitRate;
633 tests[hits].inverted = false;
634 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);
635 tests[hits].ST = false;
636 ++hits;
637 }
638 } // inverse waves does not affect this demod
639 //undo trim samples
640 save_restoreGB(GRAPH_RESTORE);
641 }
642 }
643 if ( hits == 1) {
644 config.modulation = tests[0].modulation;
645 config.bitrate = tests[0].bitrate;
646 config.inverted = tests[0].inverted;
647 config.offset = tests[0].offset;
648 config.block0 = tests[0].block0;
649 config.Q5 = tests[0].Q5;
650 config.ST = tests[0].ST;
651 printConfiguration( config );
652 return true;
653 }
654
655 if ( hits > 1) {
656 PrintAndLog("Found [%d] possible matches for modulation.",hits);
657 for(int i=0; i<hits; ++i){
658 PrintAndLog("--[%d]---------------", i+1);
659 printConfiguration( tests[i] );
660 }
661 }
662 return false;
663 }
664
665 bool testModulation(uint8_t mode, uint8_t modread){
666 switch( mode ){
667 case DEMOD_FSK:
668 if (modread >= DEMOD_FSK1 && modread <= DEMOD_FSK2a) return true;
669 break;
670 case DEMOD_ASK:
671 if (modread == DEMOD_ASK) return true;
672 break;
673 case DEMOD_PSK1:
674 if (modread == DEMOD_PSK1) return true;
675 break;
676 case DEMOD_PSK2:
677 if (modread == DEMOD_PSK2) return true;
678 break;
679 case DEMOD_PSK3:
680 if (modread == DEMOD_PSK3) return true;
681 break;
682 case DEMOD_NRZ:
683 if (modread == DEMOD_NRZ) return true;
684 break;
685 case DEMOD_BI:
686 if (modread == DEMOD_BI) return true;
687 break;
688 case DEMOD_BIa:
689 if (modread == DEMOD_BIa) return true;
690 break;
691 default:
692 return false;
693 }
694 return false;
695 }
696
697 bool testQ5Modulation(uint8_t mode, uint8_t modread){
698 switch( mode ){
699 case DEMOD_FSK:
700 if (modread >= 4 && modread <= 5) return true;
701 break;
702 case DEMOD_ASK:
703 if (modread == 0) return true;
704 break;
705 case DEMOD_PSK1:
706 if (modread == 1) return true;
707 break;
708 case DEMOD_PSK2:
709 if (modread == 2) return true;
710 break;
711 case DEMOD_PSK3:
712 if (modread == 3) return true;
713 break;
714 case DEMOD_NRZ:
715 if (modread == 7) return true;
716 break;
717 case DEMOD_BI:
718 if (modread == 6) return true;
719 break;
720 default:
721 return false;
722 }
723 return false;
724 }
725
726 int convertQ5bitRate(uint8_t bitRateRead) {
727 uint8_t expected[] = {8, 16, 32, 40, 50, 64, 100, 128};
728 for (int i=0; i<8; i++)
729 if (expected[i] == bitRateRead)
730 return i;
731
732 return -1;
733 }
734
735 bool testQ5(uint8_t mode, uint8_t *offset, int *fndBitRate, uint8_t clk){
736
737 if ( DemodBufferLen < 64 ) return false;
738 uint8_t si = 0;
739 for (uint8_t idx = 28; idx < 64; idx++){
740 si = idx;
741 if ( PackBits(si, 28, DemodBuffer) == 0x00 ) continue;
742
743 uint8_t safer = PackBits(si, 4, DemodBuffer); si += 4; //master key
744 uint8_t resv = PackBits(si, 8, DemodBuffer); si += 8;
745 // 2nibble must be zeroed.
746 if (safer != 0x6 && safer != 0x9) continue;
747 if ( resv > 0x00) continue;
748 //uint8_t pageSel = PackBits(si, 1, DemodBuffer); si += 1;
749 //uint8_t fastWrite = PackBits(si, 1, DemodBuffer); si += 1;
750 si += 1+1;
751 int bitRate = PackBits(si, 6, DemodBuffer)*2 + 2; si += 6; //bit rate
752 if (bitRate > 128 || bitRate < 8) continue;
753
754 //uint8_t AOR = PackBits(si, 1, DemodBuffer); si += 1;
755 //uint8_t PWD = PackBits(si, 1, DemodBuffer); si += 1;
756 //uint8_t pskcr = PackBits(si, 2, DemodBuffer); si += 2; //could check psk cr
757 //uint8_t inverse = PackBits(si, 1, DemodBuffer); si += 1;
758 si += 1+1+2+1;
759 uint8_t modread = PackBits(si, 3, DemodBuffer); si += 3;
760 uint8_t maxBlk = PackBits(si, 3, DemodBuffer); si += 3;
761 //uint8_t ST = PackBits(si, 1, DemodBuffer); si += 1;
762 if (maxBlk == 0) continue;
763 //test modulation
764 if (!testQ5Modulation(mode, modread)) continue;
765 if (bitRate != clk) continue;
766 *fndBitRate = convertQ5bitRate(bitRate);
767 if (*fndBitRate < 0) continue;
768 *offset = idx;
769
770 return true;
771 }
772 return false;
773 }
774
775 bool testBitRate(uint8_t readRate, uint8_t clk){
776 uint8_t expected[] = {8, 16, 32, 40, 50, 64, 100, 128};
777 if (expected[readRate] == clk)
778 return true;
779
780 return false;
781 }
782
783 bool test(uint8_t mode, uint8_t *offset, int *fndBitRate, uint8_t clk, bool *Q5){
784
785 if ( DemodBufferLen < 64 ) return false;
786 uint8_t si = 0;
787 for (uint8_t idx = 28; idx < 64; idx++){
788 si = idx;
789 if ( PackBits(si, 28, DemodBuffer) == 0x00 ) continue;
790
791 uint8_t safer = PackBits(si, 4, DemodBuffer); si += 4; //master key
792 uint8_t resv = PackBits(si, 4, DemodBuffer); si += 4; //was 7 & +=7+3 //should be only 4 bits if extended mode
793 // 2nibble must be zeroed.
794 // moved test to here, since this gets most faults first.
795 if ( resv > 0x00) continue;
796
797 int bitRate = PackBits(si, 6, DemodBuffer); si += 6; //bit rate (includes extended mode part of rate)
798 uint8_t extend = PackBits(si, 1, DemodBuffer); si += 1; //bit 15 extended mode
799 uint8_t modread = PackBits(si, 5, DemodBuffer); si += 5+2+1;
800 //uint8_t pskcr = PackBits(si, 2, DemodBuffer); si += 2+1; //could check psk cr
801 //uint8_t nml01 = PackBits(si, 1, DemodBuffer); si += 1+5; //bit 24, 30, 31 could be tested for 0 if not extended mode
802 //uint8_t nml02 = PackBits(si, 2, DemodBuffer); si += 2;
803
804 //if extended mode
805 bool extMode =( (safer == 0x6 || safer == 0x9) && extend) ? true : false;
806
807 if (!extMode) {
808 if (bitRate > 7) continue;
809 if (!testBitRate(bitRate, clk)) continue;
810 } else { //extended mode bitrate = same function to calc bitrate as em4x05
811 if (EM4x05_GET_BITRATE(bitRate) != clk) continue;
812
813 }
814 //test modulation
815 if (!testModulation(mode, modread)) continue;
816 *fndBitRate = bitRate;
817 *offset = idx;
818 *Q5 = false;
819 return true;
820 }
821 if (testQ5(mode, offset, fndBitRate, clk)) {
822 *Q5 = true;
823 return true;
824 }
825 return false;
826 }
827
828 void printT55xxBlock(const char *blockNum){
829
830 uint8_t i = config.offset;
831 uint8_t endpos = 32 + i;
832 uint32_t blockData = 0;
833 uint8_t bits[64] = {0x00};
834
835 if ( !DemodBufferLen) return;
836
837 if ( endpos > DemodBufferLen){
838 PrintAndLog("The configured offset %d is too big. Possible offset: %d)", i, DemodBufferLen-32);
839 return;
840 }
841
842 for (; i < endpos; ++i)
843 bits[i - config.offset]=DemodBuffer[i];
844
845 blockData = PackBits(0, 32, bits);
846
847 PrintAndLog(" %s | %08X | %s", blockNum, blockData, sprint_bin(bits,32));
848 }
849
850 int special(const char *Cmd) {
851 uint32_t blockData = 0;
852 uint8_t bits[32] = {0x00};
853
854 PrintAndLog("OFFSET | DATA | BINARY");
855 PrintAndLog("----------------------------------------------------");
856 int i,j = 0;
857 for (; j < 64; ++j){
858
859 for (i = 0; i < 32; ++i)
860 bits[i]=DemodBuffer[j+i];
861
862 blockData = PackBits(0, 32, bits);
863
864 PrintAndLog(" %02d | 0x%08X | %s",j , blockData, sprint_bin(bits,32));
865 }
866 return 0;
867 }
868
869 int printConfiguration( t55xx_conf_block_t b){
870 PrintAndLog("Chip Type : %s", (b.Q5) ? "T5555(Q5)" : "T55x7");
871 PrintAndLog("Modulation : %s", GetSelectedModulationStr(b.modulation) );
872 PrintAndLog("Bit Rate : %s", GetBitRateStr(b.bitrate, (b.block0 & T55x7_X_MODE && (b.block0>>28==6 || b.block0>>28==9))) );
873 PrintAndLog("Inverted : %s", (b.inverted) ? "Yes" : "No" );
874 PrintAndLog("Offset : %d", b.offset);
875 PrintAndLog("Seq. Term. : %s", (b.ST) ? "Yes" : "No" );
876 PrintAndLog("Block0 : 0x%08X", b.block0);
877 PrintAndLog("");
878 return 0;
879 }
880
881 int CmdT55xxWakeUp(const char *Cmd) {
882 uint32_t password = 0;
883 if ( strlen(Cmd) <= 0 ) return usage_t55xx_wakup();
884 char cmdp = param_getchar(Cmd, 0);
885 if ( cmdp == 'h' || cmdp == 'H') return usage_t55xx_wakup();
886
887 password = param_get32ex(Cmd, 0, 0, 16);
888
889 UsbCommand c = {CMD_T55XX_WAKEUP, {password, 0, 0}};
890 clearCommandBuffer();
891 SendCommand(&c);
892 PrintAndLog("Wake up command sent. Try read now");
893 return 0;
894 }
895
896 int CmdT55xxWriteBlock(const char *Cmd) {
897 uint8_t block = 0xFF; //default to invalid block
898 uint32_t data = 0; //default to blank Block
899 uint32_t password = 0; //default to blank Block 7
900 bool usepwd = false;
901 bool page1 = false;
902 bool gotdata = false;
903 bool testMode = false;
904 bool errors = false;
905 uint8_t cmdp = 0;
906 while(param_getchar(Cmd, cmdp) != 0x00 && !errors) {
907 switch(param_getchar(Cmd, cmdp)) {
908 case 'h':
909 case 'H':
910 return usage_t55xx_write();
911 case 'b':
912 case 'B':
913 errors |= param_getdec(Cmd, cmdp+1, &block);
914 cmdp += 2;
915 break;
916 case 'd':
917 case 'D':
918 data = param_get32ex(Cmd, cmdp+1, 0, 16);
919 gotdata = true;
920 cmdp += 2;
921 break;
922 case 'p':
923 case 'P':
924 password = param_get32ex(Cmd, cmdp+1, 0, 16);
925 usepwd = true;
926 cmdp += 2;
927 break;
928 case 't':
929 case 'T':
930 testMode = true;
931 cmdp++;
932 break;
933 case '1':
934 page1 = true;
935 cmdp++;
936 break;
937 default:
938 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
939 errors = true;
940 break;
941 }
942 }
943 if (errors || !gotdata) return usage_t55xx_write();
944
945 if (block > 7) {
946 PrintAndLog("Block number must be between 0 and 7");
947 return 0;
948 }
949
950 UsbCommand c = {CMD_T55XX_WRITE_BLOCK, {data, block, 0}};
951 UsbCommand resp;
952 c.d.asBytes[0] = (page1) ? 0x2 : 0;
953 c.d.asBytes[0] |= (testMode) ? 0x4 : 0;
954
955 char pwdStr[16] = {0};
956 snprintf(pwdStr, sizeof(pwdStr), "pwd: 0x%08X", password);
957
958 PrintAndLog("Writing page %d block: %02d data: 0x%08X %s", page1, block, data, (usepwd) ? pwdStr : "" );
959
960 //Password mode
961 if (usepwd) {
962 c.arg[2] = password;
963 c.d.asBytes[0] |= 0x1;
964 }
965 clearCommandBuffer();
966 SendCommand(&c);
967 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1000)){
968 PrintAndLog("Error occurred, device did not ACK write operation. (May be due to old firmware)");
969 return 0;
970 }
971 return 1;
972 }
973
974 int CmdT55xxReadTrace(const char *Cmd) {
975 char cmdp = param_getchar(Cmd, 0);
976 bool pwdmode = false;
977 uint32_t password = 0;
978 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H')
979 return usage_t55xx_trace();
980
981 if (strlen(Cmd)==0)
982 if ( !AquireData( T55x7_PAGE1, REGULAR_READ_MODE_BLOCK, pwdmode, password ) )
983 return 0;
984
985 if ( config.Q5 ) {
986 if (!DecodeT5555TraceBlock()) return 0;
987 } else {
988 if (!DecodeT55xxBlock()) return 0;
989 }
990
991 if ( !DemodBufferLen ) return 0;
992
993 RepaintGraphWindow();
994 uint8_t repeat = (config.offset > 5) ? 32 : 0;
995
996 uint8_t si = config.offset+repeat;
997 uint32_t bl1 = PackBits(si, 32, DemodBuffer);
998 uint32_t bl2 = PackBits(si+32, 32, DemodBuffer);
999
1000 if (config.Q5) {
1001 uint32_t hdr = PackBits(si, 9, DemodBuffer); si += 9;
1002
1003 if (hdr != 0x1FF) {
1004 PrintAndLog("Invalid Q5 Trace data header (expected 0x1FF, found %X)", hdr);
1005 return 0;
1006 }
1007
1008 t5555_tracedata_t data = {.bl1 = bl1, .bl2 = bl2, .icr = 0, .lotidc = '?', .lotid = 0, .wafer = 0, .dw =0};
1009
1010 data.icr = PackBits(si, 2, DemodBuffer); si += 2;
1011 data.lotidc = 'Z' - PackBits(si, 2, DemodBuffer); si += 3;
1012
1013 data.lotid = PackBits(si, 4, DemodBuffer); si += 5;
1014 data.lotid <<= 4;
1015 data.lotid |= PackBits(si, 4, DemodBuffer); si += 5;
1016 data.lotid <<= 4;
1017 data.lotid |= PackBits(si, 4, DemodBuffer); si += 5;
1018 data.lotid <<= 4;
1019 data.lotid |= PackBits(si, 4, DemodBuffer); si += 5;
1020 data.lotid <<= 1;
1021 data.lotid |= PackBits(si, 1, DemodBuffer); si += 1;
1022
1023 data.wafer = PackBits(si, 3, DemodBuffer); si += 4;
1024 data.wafer <<= 2;
1025 data.wafer |= PackBits(si, 2, DemodBuffer); si += 2;
1026
1027 data.dw = PackBits(si, 2, DemodBuffer); si += 3;
1028 data.dw <<= 4;
1029 data.dw |= PackBits(si, 4, DemodBuffer); si += 5;
1030 data.dw <<= 4;
1031 data.dw |= PackBits(si, 4, DemodBuffer); si += 5;
1032 data.dw <<= 4;
1033 data.dw |= PackBits(si, 4, DemodBuffer); si += 5;
1034
1035 printT5555Trace(data, repeat);
1036
1037 } else {
1038
1039 t55x7_tracedata_t data = {.bl1 = bl1, .bl2 = bl2, .acl = 0, .mfc = 0, .cid = 0, .year = 0, .quarter = 0, .icr = 0, .lotid = 0, .wafer = 0, .dw = 0};
1040
1041 data.acl = PackBits(si, 8, DemodBuffer); si += 8;
1042 if ( data.acl != 0xE0 ) {
1043 PrintAndLog("The modulation is most likely wrong since the ACL is not 0xE0. ");
1044 return 0;
1045 }
1046
1047 data.mfc = PackBits(si, 8, DemodBuffer); si += 8;
1048 data.cid = PackBits(si, 5, DemodBuffer); si += 5;
1049 data.icr = PackBits(si, 3, DemodBuffer); si += 3;
1050 data.year = PackBits(si, 4, DemodBuffer); si += 4;
1051 data.quarter = PackBits(si, 2, DemodBuffer); si += 2;
1052 data.lotid = PackBits(si, 14, DemodBuffer); si += 14;
1053 data.wafer = PackBits(si, 5, DemodBuffer); si += 5;
1054 data.dw = PackBits(si, 15, DemodBuffer);
1055
1056 time_t t = time(NULL);
1057 struct tm tm = *localtime(&t);
1058 if ( data.year > tm.tm_year-110)
1059 data.year += 2000;
1060 else
1061 data.year += 2010;
1062
1063 printT55x7Trace(data, repeat);
1064 }
1065 return 0;
1066 }
1067
1068 void printT55x7Trace( t55x7_tracedata_t data, uint8_t repeat ){
1069 PrintAndLog("-- T55x7 Trace Information ----------------------------------");
1070 PrintAndLog("-------------------------------------------------------------");
1071 PrintAndLog(" ACL Allocation class (ISO/IEC 15963-1) : 0x%02X (%d)", data.acl, data.acl);
1072 PrintAndLog(" MFC Manufacturer ID (ISO/IEC 7816-6) : 0x%02X (%d) - %s", data.mfc, data.mfc, getTagInfo(data.mfc));
1073 PrintAndLog(" CID : 0x%02X (%d) - %s", data.cid, data.cid, GetModelStrFromCID(data.cid));
1074 PrintAndLog(" ICR IC Revision : %d", data.icr );
1075 PrintAndLog(" Manufactured");
1076 PrintAndLog(" Year/Quarter : %d/%d", data.year, data.quarter);
1077 PrintAndLog(" Lot ID : %d", data.lotid );
1078 PrintAndLog(" Wafer number : %d", data.wafer);
1079 PrintAndLog(" Die Number : %d", data.dw);
1080 PrintAndLog("-------------------------------------------------------------");
1081 PrintAndLog(" Raw Data - Page 1");
1082 PrintAndLog(" Block 1 : 0x%08X %s", data.bl1, sprint_bin(DemodBuffer+config.offset+repeat,32) );
1083 PrintAndLog(" Block 2 : 0x%08X %s", data.bl2, sprint_bin(DemodBuffer+config.offset+repeat+32,32) );
1084 PrintAndLog("-------------------------------------------------------------");
1085
1086 /*
1087 TRACE - BLOCK O
1088 Bits Definition HEX
1089 1-8 ACL Allocation class (ISO/IEC 15963-1) 0xE0
1090 9-16 MFC Manufacturer ID (ISO/IEC 7816-6) 0x15 Atmel Corporation
1091 17-21 CID 0x1 = Atmel ATA5577M1 0x2 = Atmel ATA5577M2
1092 22-24 ICR IC revision
1093 25-28 YEAR (BCD encoded) 9 (= 2009)
1094 29-30 QUARTER 1,2,3,4
1095 31-32 LOT ID
1096
1097 TRACE - BLOCK 1
1098 1-12 LOT ID
1099 13-17 Wafer number
1100 18-32 DW, die number sequential
1101 */
1102 }
1103
1104 void printT5555Trace( t5555_tracedata_t data, uint8_t repeat ){
1105 PrintAndLog("-- T5555 (Q5) Trace Information -----------------------------");
1106 PrintAndLog("-------------------------------------------------------------");
1107 PrintAndLog(" ICR IC Revision : %d", data.icr );
1108 PrintAndLog(" Lot : %c%d", data.lotidc, data.lotid);
1109 PrintAndLog(" Wafer number : %d", data.wafer);
1110 PrintAndLog(" Die Number : %d", data.dw);
1111 PrintAndLog("-------------------------------------------------------------");
1112 PrintAndLog(" Raw Data - Page 1");
1113 PrintAndLog(" Block 1 : 0x%08X %s", data.bl1, sprint_bin(DemodBuffer+config.offset+repeat,32) );
1114 PrintAndLog(" Block 2 : 0x%08X %s", data.bl2, sprint_bin(DemodBuffer+config.offset+repeat+32,32) );
1115
1116 /*
1117 ** Q5 **
1118 TRACE - BLOCK O and BLOCK1
1119 Bits Definition HEX
1120 1-9 Header 0x1FF
1121 10-11 IC Revision
1122 12-13 Lot ID char
1123 15-35 Lot ID (NB parity)
1124 36-41 Wafer number (NB parity)
1125 42-58 DW, die number sequential (NB parity)
1126 60-63 Parity bits
1127 64 Always zero
1128 */
1129 }
1130
1131 //need to add Q5 info...
1132 int CmdT55xxInfo(const char *Cmd){
1133 /*
1134 Page 0 Block 0 Configuration data.
1135 Normal mode
1136 Extended mode
1137 */
1138 bool pwdmode = false;
1139 uint32_t password = 0;
1140 char cmdp = param_getchar(Cmd, 0);
1141
1142 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H')
1143 return usage_t55xx_info();
1144
1145 if (strlen(Cmd)==0)
1146 if ( !AquireData( T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, pwdmode, password ) )
1147 return 1;
1148
1149 if (!DecodeT55xxBlock()) return 1;
1150
1151 // too little space to start with
1152 if ( DemodBufferLen < 32) return 1;
1153
1154 uint8_t si = config.offset;
1155 uint32_t bl0 = PackBits(si, 32, DemodBuffer);
1156
1157 uint32_t safer = PackBits(si, 4, DemodBuffer); si += 4;
1158 uint32_t resv = PackBits(si, 7, DemodBuffer); si += 7;
1159 uint32_t dbr = PackBits(si, 3, DemodBuffer); si += 3;
1160 uint32_t extend = PackBits(si, 1, DemodBuffer); si += 1;
1161 uint32_t datamod = PackBits(si, 5, DemodBuffer); si += 5;
1162 uint32_t pskcf = PackBits(si, 2, DemodBuffer); si += 2;
1163 uint32_t aor = PackBits(si, 1, DemodBuffer); si += 1;
1164 uint32_t otp = PackBits(si, 1, DemodBuffer); si += 1;
1165 uint32_t maxblk = PackBits(si, 3, DemodBuffer); si += 3;
1166 uint32_t pwd = PackBits(si, 1, DemodBuffer); si += 1;
1167 uint32_t sst = PackBits(si, 1, DemodBuffer); si += 1;
1168 uint32_t fw = PackBits(si, 1, DemodBuffer); si += 1;
1169 uint32_t inv = PackBits(si, 1, DemodBuffer); si += 1;
1170 uint32_t por = PackBits(si, 1, DemodBuffer); si += 1;
1171
1172 if (config.Q5) PrintAndLog("*** Warning *** Config Info read off a Q5 will not display as expected");
1173 PrintAndLog("");
1174 PrintAndLog("-- T55x7 Configuration & Tag Information --------------------");
1175 PrintAndLog("-------------------------------------------------------------");
1176 PrintAndLog(" Safer key : %s", GetSaferStr(safer));
1177 PrintAndLog(" reserved : %d", resv);
1178 PrintAndLog(" Data bit rate : %s", GetBitRateStr(dbr, extend));
1179 PrintAndLog(" eXtended mode : %s", (extend) ? "Yes - Warning":"No");
1180 PrintAndLog(" Modulation : %s", GetModulationStr(datamod));
1181 PrintAndLog(" PSK clock frequency : %d", pskcf);
1182 PrintAndLog(" AOR - Answer on Request : %s", (aor) ? "Yes":"No");
1183 PrintAndLog(" OTP - One Time Pad : %s", (otp) ? "Yes - Warning":"No" );
1184 PrintAndLog(" Max block : %d", maxblk);
1185 PrintAndLog(" Password mode : %s", (pwd) ? "Yes":"No");
1186 PrintAndLog(" Sequence Start Terminator : %s", (sst) ? "Yes":"No");
1187 PrintAndLog(" Fast Write : %s", (fw) ? "Yes":"No");
1188 PrintAndLog(" Inverse data : %s", (inv) ? "Yes":"No");
1189 PrintAndLog(" POR-Delay : %s", (por) ? "Yes":"No");
1190 PrintAndLog("-------------------------------------------------------------");
1191 PrintAndLog(" Raw Data - Page 0");
1192 PrintAndLog(" Block 0 : 0x%08X %s", bl0, sprint_bin(DemodBuffer+config.offset,32) );
1193 PrintAndLog("-------------------------------------------------------------");
1194
1195 return 0;
1196 }
1197
1198 int CmdT55xxDump(const char *Cmd){
1199
1200 uint32_t password = 0;
1201 char cmdp = param_getchar(Cmd, 0);
1202 bool override = false;
1203 if ( cmdp == 'h' || cmdp == 'H') return usage_t55xx_dump();
1204
1205 bool usepwd = ( strlen(Cmd) > 0);
1206 if ( usepwd ){
1207 password = param_get32ex(Cmd, 0, 0, 16);
1208 if (param_getchar(Cmd, 1) =='o' )
1209 override = true;
1210 }
1211
1212 printT5xxHeader(0);
1213 for ( uint8_t i = 0; i <8; ++i)
1214 T55xxReadBlock(i, 0, usepwd, override, password);
1215
1216 printT5xxHeader(1);
1217 for ( uint8_t i = 0; i<4; i++)
1218 T55xxReadBlock(i, 1, usepwd, override, password);
1219
1220 return 1;
1221 }
1222
1223 int AquireData( uint8_t page, uint8_t block, bool pwdmode, uint32_t password ){
1224 // arg0 bitmodes:
1225 // bit0 = pwdmode
1226 // bit1 = page to read from
1227 uint8_t arg0 = (page<<1) | pwdmode;
1228 UsbCommand c = {CMD_T55XX_READ_BLOCK, {arg0, block, password}};
1229
1230 clearCommandBuffer();
1231 SendCommand(&c);
1232 if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {
1233 PrintAndLog("command execution time out");
1234 return 0;
1235 }
1236 getSamples(12000,true);
1237 return 1;
1238 }
1239
1240 char * GetBitRateStr(uint32_t id, bool xmode) {
1241 static char buf[25];
1242
1243 char *retStr = buf;
1244 if (xmode) { //xmode bitrate calc is same as em4x05 calc
1245 snprintf(retStr,sizeof(buf),"%d - RF/%d", id, EM4x05_GET_BITRATE(id));
1246 } else {
1247 switch (id) {
1248 case 0: snprintf(retStr,sizeof(buf),"%d - RF/8",id); break;
1249 case 1: snprintf(retStr,sizeof(buf),"%d - RF/16",id); break;
1250 case 2: snprintf(retStr,sizeof(buf),"%d - RF/32",id); break;
1251 case 3: snprintf(retStr,sizeof(buf),"%d - RF/40",id); break;
1252 case 4: snprintf(retStr,sizeof(buf),"%d - RF/50",id); break;
1253 case 5: snprintf(retStr,sizeof(buf),"%d - RF/64",id); break;
1254 case 6: snprintf(retStr,sizeof(buf),"%d - RF/100",id); break;
1255 case 7: snprintf(retStr,sizeof(buf),"%d - RF/128",id); break;
1256 default: snprintf(retStr,sizeof(buf),"%d - (Unknown)",id); break;
1257 }
1258 }
1259 return buf;
1260 }
1261
1262 char * GetSaferStr(uint32_t id) {
1263 static char buf[40];
1264 char *retStr = buf;
1265
1266 snprintf(retStr,sizeof(buf),"%d",id);
1267 if (id == 6) {
1268 snprintf(retStr,sizeof(buf),"%d - passwd",id);
1269 }
1270 if (id == 9 ){
1271 snprintf(retStr,sizeof(buf),"%d - testmode",id);
1272 }
1273
1274 return buf;
1275 }
1276
1277 char * GetModulationStr( uint32_t id){
1278 static char buf[60];
1279 char *retStr = buf;
1280
1281 switch (id){
1282 case 0: snprintf(retStr,sizeof(buf),"%d - DIRECT (ASK/NRZ)",id); break;
1283 case 1: snprintf(retStr,sizeof(buf),"%d - PSK 1 phase change when input changes",id); break;
1284 case 2: snprintf(retStr,sizeof(buf),"%d - PSK 2 phase change on bitclk if input high",id); break;
1285 case 3: snprintf(retStr,sizeof(buf),"%d - PSK 3 phase change on rising edge of input",id); break;
1286 case 4: snprintf(retStr,sizeof(buf),"%d - FSK 1 RF/8 RF/5",id); break;
1287 case 5: snprintf(retStr,sizeof(buf),"%d - FSK 2 RF/8 RF/10",id); break;
1288 case 6: snprintf(retStr,sizeof(buf),"%d - FSK 1a RF/5 RF/8",id); break;
1289 case 7: snprintf(retStr,sizeof(buf),"%d - FSK 2a RF/10 RF/8",id); break;
1290 case 8: snprintf(retStr,sizeof(buf),"%d - Manchester",id); break;
1291 case 16: snprintf(retStr,sizeof(buf),"%d - Biphase",id); break;
1292 case 0x18: snprintf(retStr,sizeof(buf),"%d - Biphase a - AKA Conditional Dephase Encoding(CDP)",id); break;
1293 case 17: snprintf(retStr,sizeof(buf),"%d - Reserved",id); break;
1294 default: snprintf(retStr,sizeof(buf),"0x%02X (Unknown)",id); break;
1295 }
1296 return buf;
1297 }
1298
1299 char * GetModelStrFromCID(uint32_t cid){
1300
1301 static char buf[10];
1302 char *retStr = buf;
1303
1304 if (cid == 1) snprintf(retStr, sizeof(buf),"ATA5577M1");
1305 if (cid == 2) snprintf(retStr, sizeof(buf),"ATA5577M2");
1306 return buf;
1307 }
1308
1309 char * GetSelectedModulationStr( uint8_t id){
1310
1311 static char buf[20];
1312 char *retStr = buf;
1313
1314 switch (id) {
1315 case DEMOD_FSK: snprintf(retStr,sizeof(buf),"FSK"); break;
1316 case DEMOD_FSK1: snprintf(retStr,sizeof(buf),"FSK1"); break;
1317 case DEMOD_FSK1a: snprintf(retStr,sizeof(buf),"FSK1a"); break;
1318 case DEMOD_FSK2: snprintf(retStr,sizeof(buf),"FSK2"); break;
1319 case DEMOD_FSK2a: snprintf(retStr,sizeof(buf),"FSK2a"); break;
1320 case DEMOD_ASK: snprintf(retStr,sizeof(buf),"ASK"); break;
1321 case DEMOD_NRZ: snprintf(retStr,sizeof(buf),"DIRECT/NRZ"); break;
1322 case DEMOD_PSK1: snprintf(retStr,sizeof(buf),"PSK1"); break;
1323 case DEMOD_PSK2: snprintf(retStr,sizeof(buf),"PSK2"); break;
1324 case DEMOD_PSK3: snprintf(retStr,sizeof(buf),"PSK3"); break;
1325 case DEMOD_BI: snprintf(retStr,sizeof(buf),"BIPHASE"); break;
1326 case DEMOD_BIa: snprintf(retStr,sizeof(buf),"BIPHASEa - (CDP)"); break;
1327 default: snprintf(retStr,sizeof(buf),"(Unknown)"); break;
1328 }
1329 return buf;
1330 }
1331
1332 uint32_t PackBits(uint8_t start, uint8_t len, uint8_t* bits){
1333
1334 int i = start;
1335 int j = len-1;
1336
1337 if (len > 32) return 0;
1338
1339 uint32_t tmp = 0;
1340 for (; j >= 0; --j, ++i)
1341 tmp |= bits[i] << j;
1342
1343 return tmp;
1344 }
1345
1346 int CmdResetRead(const char *Cmd) {
1347 UsbCommand c = {CMD_T55XX_RESET_READ, {0,0,0}};
1348
1349 clearCommandBuffer();
1350 SendCommand(&c);
1351 if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {
1352 PrintAndLog("command execution time out");
1353 return 0;
1354 }
1355
1356 uint8_t got[BIGBUF_SIZE-1];
1357 GetFromBigBuf(got, sizeof(got), 0, NULL, -1 , 0);
1358 setGraphBuf(got, sizeof(got));
1359 return 1;
1360 }
1361
1362 int CmdT55xxWipe(const char *Cmd) {
1363 char writeData[20] = {0};
1364 char *ptrData = writeData;
1365
1366 char cmdp = param_getchar(Cmd, 0);
1367 if ( cmdp == 'h' || cmdp == 'H') return usage_t55xx_wipe();
1368
1369 bool Q5 = (cmdp == 'q' || cmdp == 'Q');
1370
1371 // Try with the default password to reset block 0
1372 // With a pwd should work even if pwd bit not set
1373 PrintAndLog("\nBeginning Wipe of a T55xx tag (assuming the tag is not password protected)\n");
1374
1375 if ( Q5 ){
1376 snprintf(ptrData,sizeof(writeData),"b 0 d 6001F004 p 0");
1377 } else {
1378 snprintf(ptrData,sizeof(writeData),"b 0 d 00088040 p 0");
1379 }
1380
1381 if (!CmdT55xxWriteBlock(ptrData)) PrintAndLog("Error writing blk 0");
1382
1383 for (uint8_t blk = 1; blk<8; blk++) {
1384 snprintf(ptrData,sizeof(writeData),"b %d d 0", blk);
1385 if (!CmdT55xxWriteBlock(ptrData))
1386 PrintAndLog("Error writing blk %d", blk);
1387
1388 memset(writeData, 0x00, sizeof(writeData));
1389 }
1390 return 0;
1391 }
1392
1393 int CmdT55xxBruteForce(const char *Cmd) {
1394
1395 // load a default pwd file.
1396 char buf[9];
1397 char filename[FILE_PATH_SIZE]={0};
1398 int keycnt = 0;
1399 int ch;
1400 uint8_t stKeyBlock = 20;
1401 uint8_t *keyBlock = NULL, *p = NULL;
1402 uint32_t start_password = 0x00000000; //start password
1403 uint32_t end_password = 0xFFFFFFFF; //end password
1404 bool found = false;
1405
1406 char cmdp = param_getchar(Cmd, 0);
1407 if (cmdp == 'h' || cmdp == 'H') return usage_t55xx_bruteforce();
1408
1409 keyBlock = calloc(stKeyBlock, 6);
1410 if (keyBlock == NULL) return 1;
1411
1412 if (cmdp == 'i' || cmdp == 'I') {
1413
1414 int len = strlen(Cmd+2);
1415 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
1416 memcpy(filename, Cmd+2, len);
1417
1418 FILE * f = fopen( filename , "r");
1419
1420 if ( !f ) {
1421 PrintAndLog("File: %s: not found or locked.", filename);
1422 free(keyBlock);
1423 return 1;
1424 }
1425
1426 while( fgets(buf, sizeof(buf), f) ) {
1427 if (strlen(buf) < 8 || buf[7] == '\n') continue;
1428
1429 while (fgetc(f) != '\n' && !feof(f)) ; //goto next line
1430
1431 //The line start with # is comment, skip
1432 if( buf[0]=='#' ) continue;
1433
1434 if (!isxdigit((unsigned char)buf[0])) {
1435 PrintAndLog("File content error. '%s' must include 8 HEX symbols", buf);
1436 continue;
1437 }
1438
1439 buf[8] = 0;
1440
1441 if ( stKeyBlock - keycnt < 2) {
1442 p = realloc(keyBlock, 6*(stKeyBlock+=10));
1443 if (!p) {
1444 PrintAndLog("Cannot allocate memory for defaultKeys");
1445 free(keyBlock);
1446 fclose(f);
1447 return 2;
1448 }
1449 keyBlock = p;
1450 }
1451 memset(keyBlock + 4 * keycnt, 0, 4);
1452 num_to_bytes(strtoll(buf, NULL, 16), 4, keyBlock + 4*keycnt);
1453 PrintAndLog("chk custom pwd[%2d] %08X", keycnt, bytes_to_num(keyBlock + 4*keycnt, 4));
1454 keycnt++;
1455 memset(buf, 0, sizeof(buf));
1456 }
1457 fclose(f);
1458
1459 if (keycnt == 0) {
1460 PrintAndLog("No keys found in file");
1461 free(keyBlock);
1462 return 1;
1463 }
1464 PrintAndLog("Loaded %d keys", keycnt);
1465
1466 // loop
1467 uint64_t testpwd = 0x00;
1468 for (uint16_t c = 0; c < keycnt; ++c ) {
1469
1470 if (ukbhit()) {
1471 ch = getchar();
1472 (void)ch;
1473 printf("\naborted via keyboard!\n");
1474 free(keyBlock);
1475 return 0;
1476 }
1477
1478 testpwd = bytes_to_num(keyBlock + 4*c, 4);
1479
1480 PrintAndLog("Testing %08X", testpwd);
1481
1482 if ( !AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, true, testpwd)) {
1483 PrintAndLog("Aquireing data from device failed. Quitting");
1484 free(keyBlock);
1485 return 0;
1486 }
1487
1488 found = tryDetectModulation();
1489
1490 if ( found ) {
1491 PrintAndLog("Found valid password: [%08X]", testpwd);
1492 free(keyBlock);
1493 return 0;
1494 }
1495 }
1496 PrintAndLog("Password NOT found.");
1497 free(keyBlock);
1498 return 0;
1499 }
1500
1501 // Try to read Block 7, first :)
1502
1503 // incremental pwd range search
1504 start_password = param_get32ex(Cmd, 0, 0, 16);
1505 end_password = param_get32ex(Cmd, 1, 0, 16);
1506
1507 if ( start_password >= end_password ) {
1508 free(keyBlock);
1509 return usage_t55xx_bruteforce();
1510 }
1511 PrintAndLog("Search password range [%08X -> %08X]", start_password, end_password);
1512
1513 uint32_t i = start_password;
1514
1515 while ((!found) && (i <= end_password)) {
1516
1517 printf(".");
1518 fflush(stdout);
1519 if (ukbhit()) {
1520 ch = getchar();
1521 (void)ch;
1522 printf("\naborted via keyboard!\n");
1523 free(keyBlock);
1524 return 0;
1525 }
1526
1527 if (!AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, true, i)) {
1528 PrintAndLog("Aquireing data from device failed. Quitting");
1529 free(keyBlock);
1530 return 0;
1531 }
1532 found = tryDetectModulation();
1533
1534 if (found) break;
1535 i++;
1536 }
1537
1538 PrintAndLog("");
1539
1540 if (found)
1541 PrintAndLog("Found valid password: [%08x]", i);
1542 else
1543 PrintAndLog("Password NOT found. Last tried: [%08x]", --i);
1544
1545 free(keyBlock);
1546 return 0;
1547 }
1548
1549 // note length of data returned is different for different chips.
1550 // some return all page 1 (64 bits) and others return just that block (32 bits)
1551 // unfortunately the 64 bits makes this more likely to get a false positive...
1552 bool tryDetectP1(bool getData) {
1553 uint8_t preamble[] = {1,1,1,0,0,0,0,0,0,0,0,1,0,1,0,1};
1554 size_t startIdx = 0;
1555 uint8_t fc1 = 0, fc2 = 0, ans = 0;
1556 int clk = 0, firstClockEdge = 0;
1557 bool st = true;
1558
1559 if ( getData ) {
1560 if ( !AquireData(T55x7_PAGE1, 1, false, 0) )
1561 return false;
1562 }
1563
1564 // try fsk clock detect. if successful it cannot be any other type of modulation... (in theory...)
1565 ans = fskClocks(&fc1, &fc2, (uint8_t *)&clk, false, &firstClockEdge);
1566 if (ans && ((fc1==10 && fc2==8) || (fc1==8 && fc2==5))) {
1567 if ( FSKrawDemod("0 0", false) &&
1568 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) &&
1569 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {
1570 return true;
1571 }
1572 if ( FSKrawDemod("0 1", false) &&
1573 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) &&
1574 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {
1575 return true;
1576 }
1577 return false;
1578 }
1579
1580 // try psk clock detect. if successful it cannot be any other type of modulation... (in theory...)
1581 clk = GetPskClock("", false, false);
1582 if (clk>0) {
1583 // allow undo
1584 // save_restoreGB(1);
1585 // skip first 160 samples to allow antenna to settle in (psk gets inverted occasionally otherwise)
1586 //CmdLtrim("160");
1587 if ( PSKDemod("0 0 6", false) &&
1588 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) &&
1589 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {
1590 //save_restoreGB(0);
1591 return true;
1592 }
1593 if ( PSKDemod("0 1 6", false) &&
1594 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) &&
1595 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {
1596 //save_restoreGB(0);
1597 return true;
1598 }
1599 // PSK2 - needs a call to psk1TOpsk2.
1600 if ( PSKDemod("0 0 6", false)) {
1601 psk1TOpsk2(DemodBuffer, DemodBufferLen);
1602 if (preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) &&
1603 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {
1604 //save_restoreGB(0);
1605 return true;
1606 }
1607 } // inverse waves does not affect PSK2 demod
1608 //undo trim samples
1609 //save_restoreGB(0);
1610 // no other modulation clocks = 2 or 4 so quit searching
1611 if (fc1 != 8) return false;
1612 }
1613
1614 // try ask clock detect. it could be another type even if successful.
1615 clk = GetAskClock("", false, false);
1616 if (clk>0) {
1617 if ( ASKDemod_ext("0 0 1", false, false, 1, &st) &&
1618 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) &&
1619 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {
1620 return true;
1621 }
1622 st = true;
1623 if ( ASKDemod_ext("0 1 1", false, false, 1, &st) &&
1624 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) &&
1625 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {
1626 return true;
1627 }
1628 if ( ASKbiphaseDemod("0 0 0 2", false) &&
1629 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) &&
1630 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {
1631 return true;
1632 }
1633 if ( ASKbiphaseDemod("0 0 1 2", false) &&
1634 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) &&
1635 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {
1636 return true;
1637 }
1638 }
1639
1640 // try NRZ clock detect. it could be another type even if successful.
1641 clk = GetNrzClock("", false, false); //has the most false positives :(
1642 if (clk>0) {
1643 if ( NRZrawDemod("0 0 1", false) &&
1644 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) &&
1645 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {
1646 return true;
1647 }
1648 if ( NRZrawDemod("0 1 1", false) &&
1649 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) &&
1650 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {
1651 return true;
1652 }
1653 }
1654 return false;
1655 }
1656 // does this need to be a callable command?
1657 int CmdT55xxDetectPage1(const char *Cmd){
1658 bool errors = false;
1659 bool useGB = false;
1660 bool usepwd = false;
1661 uint32_t password = 0;
1662 uint8_t cmdp = 0;
1663
1664 while(param_getchar(Cmd, cmdp) != 0x00 && !errors) {
1665 switch(param_getchar(Cmd, cmdp)) {
1666 case 'h':
1667 case 'H':
1668 return usage_t55xx_detectP1();
1669 case 'p':
1670 case 'P':
1671 password = param_get32ex(Cmd, cmdp+1, 0, 16);
1672 usepwd = true;
1673 cmdp += 2;
1674 break;
1675 case '1':
1676 // use Graphbuffer data
1677 useGB = true;
1678 cmdp++;
1679 break;
1680 default:
1681 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1682 errors = true;
1683 break;
1684 }
1685 }
1686 if (errors) return usage_t55xx_detectP1();
1687
1688 if ( !useGB ) {
1689 if ( !AquireData(T55x7_PAGE1, 1, usepwd, password) )
1690 return false;
1691 }
1692 bool success = tryDetectP1(false);
1693 if (success) PrintAndLog("T55xx chip found!");
1694 return success;
1695 }
1696
1697 static command_t CommandTable[] = {
1698 {"help", CmdHelp, 1, "This help"},
1699 {"bruteforce",CmdT55xxBruteForce,0, "<start password> <end password> [i <*.dic>] Simple bruteforce attack to find password"},
1700 {"config", CmdT55xxSetConfig, 1, "Set/Get T55XX configuration (modulation, inverted, offset, rate)"},
1701 {"detect", CmdT55xxDetect, 1, "[1] Try detecting the tag modulation from reading the configuration block."},
1702 {"p1detect", CmdT55xxDetectPage1,1, "[1] Try detecting if this is a t55xx tag by reading page 1"},
1703 {"read", CmdT55xxReadBlock, 0, "b <block> p [password] [o] [1] -- Read T55xx block data. Optional [p password], [override], [page1]"},
1704 {"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)"},
1705 {"write", CmdT55xxWriteBlock,0, "b <block> d <data> p [password] [1] -- Write T55xx block data. Optional [p password], [page1]"},
1706 {"trace", CmdT55xxReadTrace, 1, "[1] Show T55x7 traceability data (page 1/ blk 0-1)"},
1707 {"info", CmdT55xxInfo, 1, "[1] Show T55x7 configuration data (page 0/ blk 0)"},
1708 {"dump", CmdT55xxDump, 0, "[password] [o] Dump T55xx card block 0-7. Optional [password], [override]"},
1709 {"special", special, 0, "Show block changes with 64 different offsets"},
1710 {"wakeup", CmdT55xxWakeUp, 0, "Send AOR wakeup command"},
1711 {"wipe", CmdT55xxWipe, 0, "[q] Wipe a T55xx tag and set defaults (will destroy any data on tag)"},
1712 {NULL, NULL, 0, NULL}
1713 };
1714
1715 int CmdLFT55XX(const char *Cmd) {
1716 CmdsParse(CommandTable, Cmd);
1717 return 0;
1718 }
1719
1720 int CmdHelp(const char *Cmd) {
1721 CmdsHelp(CommandTable);
1722 return 0;
1723 }
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