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ADD: 'lf search' - added a rudimentary identification of IDTECK tags, will demod...
[proxmark3-svn] / client / cmdlft55xx.c
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1//-----------------------------------------------------------------------------\r
2//\r
3// This code is licensed to you under the terms of the GNU GPL, version 2 or,\r
4// at your option, any later version. See the LICENSE.txt file for the text of\r
5// the license.\r
6//-----------------------------------------------------------------------------\r
7// Low frequency T55xx commands\r
8//-----------------------------------------------------------------------------\r
9\r
10#include <stdio.h>\r
11#include <string.h>\r
12#include <inttypes.h>\r
13#include "proxmark3.h"\r
14#include "ui.h"\r
15#include "graph.h"\r
16#include "cmdmain.h"\r
17#include "cmdparser.h"\r
18#include "cmddata.h"\r
19#include "cmdlf.h"\r
20#include "cmdlft55xx.h"\r
21#include "util.h"\r
22#include "data.h"\r
23#include "lfdemod.h"\r
24#include "cmdhf14a.h" //for getTagInfo\r
25\r
26#define T55x7_CONFIGURATION_BLOCK 0x00\r
27#define T55x7_PAGE0 0x00\r
28#define T55x7_PAGE1 0x01\r
29#define T55x7_PWD 0x00000010\r
30#define REGULAR_READ_MODE_BLOCK 0xFF\r
31\r
32// Default configuration\r
33t55xx_conf_block_t config = { .modulation = DEMOD_ASK, .inverted = FALSE, .offset = 0x00, .block0 = 0x00, .Q5 = FALSE };\r
34\r
35t55xx_conf_block_t Get_t55xx_Config(){\r
36 return config;\r
37}\r
38void Set_t55xx_Config(t55xx_conf_block_t conf){\r
39 config = conf;\r
40}\r
41\r
42int usage_t55xx_config(){\r
43 PrintAndLog("Usage: lf t55xx config [d <demodulation>] [i 1] [o <offset>] [Q5]");\r
44 PrintAndLog("Options:");\r
45 PrintAndLog(" h - This help");\r
46 PrintAndLog(" b <8|16|32|40|50|64|100|128> - Set bitrate");\r
47 PrintAndLog(" d <FSK|FSK1|FSK1a|FSK2|FSK2a|ASK|PSK1|PSK2|NRZ|BI|BIa> - Set demodulation FSK / ASK / PSK / NRZ / Biphase / Biphase A");\r
48 PrintAndLog(" i [1] - Invert data signal, defaults to normal");\r
49 PrintAndLog(" o [offset] - Set offset, where data should start decode in bitstream");\r
50 PrintAndLog(" Q5 - Set as Q5(T5555) chip instead of T55x7");\r
51 PrintAndLog(" ST - Set Sequence Terminator on");\r
52 PrintAndLog("");\r
53 PrintAndLog("Examples:");\r
54 PrintAndLog(" lf t55xx config d FSK - FSK demodulation");\r
55 PrintAndLog(" lf t55xx config d FSK i 1 - FSK demodulation, inverse data");\r
56 PrintAndLog(" lf t55xx config d FSK i 1 o 3 - FSK demodulation, inverse data, offset=3,start from position 3 to decode data");\r
57 PrintAndLog("");\r
58 return 0;\r
59}\r
60int usage_t55xx_read(){\r
61 PrintAndLog("Usage: lf t55xx read [b <block>] [p <password>] <override_safety> <page1>");\r
62 PrintAndLog("Options:");\r
63 PrintAndLog(" b <block> - block number to read. Between 0-7");\r
64 PrintAndLog(" p <password> - OPTIONAL password (8 hex characters)");\r
65 PrintAndLog(" o - OPTIONAL override safety check");\r
66 PrintAndLog(" 1 - OPTIONAL read Page 1 instead of Page 0");\r
67 PrintAndLog(" ****WARNING****");\r
68 PrintAndLog(" Use of read with password on a tag not configured for a pwd");\r
69 PrintAndLog(" can damage the tag");\r
70 PrintAndLog("");\r
71 PrintAndLog("Examples:");\r
72 PrintAndLog(" lf t55xx read b 0 - read data from block 0");\r
73 PrintAndLog(" lf t55xx read b 0 p feedbeef - read data from block 0 password feedbeef");\r
74 PrintAndLog(" lf t55xx read b 0 p feedbeef o - read data from block 0 password feedbeef safety check");\r
75 PrintAndLog("");\r
76 return 0;\r
77}\r
78int usage_t55xx_write(){\r
79 PrintAndLog("Usage: lf t55xx wr [b <block>] [d <data>] [p <password>] [1]");\r
80 PrintAndLog("Options:");\r
81 PrintAndLog(" b <block> - block number to write. Between 0-7");\r
82 PrintAndLog(" d <data> - 4 bytes of data to write (8 hex characters)");\r
83 PrintAndLog(" p <password> - OPTIONAL password 4bytes (8 hex characters)");\r
84 PrintAndLog(" 1 - OPTIONAL write Page 1 instead of Page 0");\r
85 PrintAndLog("");\r
86 PrintAndLog("Examples:");\r
87 PrintAndLog(" lf t55xx write b 3 d 11223344 - write 11223344 to block 3");\r
88 PrintAndLog(" lf t55xx write b 3 d 11223344 p feedbeef - write 11223344 to block 3 password feedbeef");\r
89 PrintAndLog("");\r
90 return 0;\r
91}\r
92int usage_t55xx_trace() {\r
93 PrintAndLog("Usage: lf t55xx trace [1]");\r
94 PrintAndLog("Options:");\r
95 PrintAndLog(" 1 - if set, use Graphbuffer otherwise read data from tag.");\r
96 PrintAndLog("");\r
97 PrintAndLog("Examples:");\r
98 PrintAndLog(" lf t55xx trace");\r
99 PrintAndLog(" lf t55xx trace 1");\r
100 PrintAndLog("");\r
101 return 0;\r
102}\r
103int usage_t55xx_info() {\r
104 PrintAndLog("Usage: lf t55xx info [1]");\r
105 PrintAndLog("Options:");\r
106 PrintAndLog(" 1 - if set, use Graphbuffer otherwise read data from tag.");\r
107 PrintAndLog("");\r
108 PrintAndLog("Examples:");\r
109 PrintAndLog(" lf t55xx info");\r
110 PrintAndLog(" lf t55xx info 1");\r
111 PrintAndLog("");\r
112 return 0;\r
113}\r
114int usage_t55xx_dump(){\r
115 PrintAndLog("Usage: lf t55xx dump <password> [o]");\r
116 PrintAndLog("Options:");\r
117 PrintAndLog(" <password> - OPTIONAL password 4bytes (8 hex symbols)");\r
118 PrintAndLog(" o - OPTIONAL override, force pwd read despite danger to card");\r
119 PrintAndLog("");\r
120 PrintAndLog("Examples:");\r
121 PrintAndLog(" lf t55xx dump");\r
122 PrintAndLog(" lf t55xx dump feedbeef o");\r
123 PrintAndLog("");\r
124 return 0;\r
125}\r
126int usage_t55xx_detect(){\r
127 PrintAndLog("Usage: lf t55xx detect [1] [p <password>]");\r
128 PrintAndLog("Options:");\r
129 PrintAndLog(" 1 - if set, use Graphbuffer otherwise read data from tag.");\r
130 PrintAndLog(" p <password> - OPTIONAL password (8 hex characters)");\r
131 PrintAndLog("");\r
132 PrintAndLog("Examples:");\r
133 PrintAndLog(" lf t55xx detect");\r
134 PrintAndLog(" lf t55xx detect 1");\r
135 PrintAndLog(" lf t55xx detect p 11223344");\r
136 PrintAndLog("");\r
137 return 0;\r
138}\r
139int usage_t55xx_wakup(){\r
140 PrintAndLog("Usage: lf t55xx wakeup [h] p <password>");\r
141 PrintAndLog("This commands send the Answer-On-Request command and leaves the readerfield ON afterwards.");\r
142 PrintAndLog("Options:");\r
143 PrintAndLog(" h - this help");\r
144 PrintAndLog(" p <password> - password 4bytes (8 hex symbols)");\r
145 PrintAndLog("");\r
146 PrintAndLog("Examples:");\r
147 PrintAndLog(" lf t55xx wakeup p 11223344 - send wakeup password");\r
148 return 0;\r
149}\r
150int usage_t55xx_bruteforce(){\r
151 PrintAndLog("This command uses A) bruteforce to scan a number range");\r
152 PrintAndLog(" B) a dictionary attack");\r
153 PrintAndLog("Usage: lf t55xx bruteforce [h] <start password> <end password> [i <*.dic>]");\r
154 PrintAndLog(" password must be 4 bytes (8 hex symbols)");\r
155 PrintAndLog("Options:");\r
156 PrintAndLog(" h - this help");\r
157 PrintAndLog(" <start_pwd> - 4 byte hex value to start pwd search at");\r
158 PrintAndLog(" <end_pwd> - 4 byte hex value to end pwd search at");\r
159 PrintAndLog(" i <*.dic> - loads a default keys dictionary file <*.dic>");\r
160 PrintAndLog("");\r
161 PrintAndLog("Examples:");\r
162 PrintAndLog(" lf t55xx bruteforce aaaaaaaa bbbbbbbb");\r
163 PrintAndLog(" lf t55xx bruteforce i default_pwd.dic");\r
164 PrintAndLog("");\r
165 return 0;\r
166}\r
167int usage_t55xx_recoverpw(){\r
168 PrintAndLog("This command uses a few tricks to try to recover mangled password");\r
169 PrintAndLog("WARNING: this may brick non-password protected chips!");\r
170 PrintAndLog("Usage: lf t55xx recoverpw [password]");\r
171 PrintAndLog(" password must be 4 bytes (8 hex symbols)");\r
172 PrintAndLog(" default password is 51243648, used by many cloners");\r
173 PrintAndLog("Options:");\r
174 PrintAndLog(" h - this help");\r
175 PrintAndLog(" [password] - 4 byte hex value of password written by cloner");\r
176 PrintAndLog("");\r
177 PrintAndLog("Examples:");\r
178 PrintAndLog(" lf t55xx recoverpw");\r
179 PrintAndLog(" lf t55xx recoverpw 51243648");\r
180 PrintAndLog("");\r
181 return 0;\r
182}int usage_t55xx_wipe(){\r
183 PrintAndLog("Usage: lf t55xx wipe [h] [Q5]");\r
184 PrintAndLog("This commands wipes a tag, fills blocks 1-7 with zeros and a default configuration block");\r
185 PrintAndLog("Options:");\r
186 PrintAndLog(" h - this help");\r
187 PrintAndLog(" Q5 - indicates to use the T5555 (Q5) default configuration block");\r
188 PrintAndLog("");\r
189 PrintAndLog("Examples:");\r
190 PrintAndLog(" lf t55xx wipe - wipes a t55x7 tag, config block 0x000880E0");\r
191 PrintAndLog(" lf t55xx wipe Q5 - wipes a t5555 Q5 tag, config block 0x6001F004");\r
192 return 0;\r
193}\r
194static int CmdHelp(const char *Cmd);\r
195\r
196void printT5xxHeader(uint8_t page){\r
197 PrintAndLog("Reading Page %d:", page); \r
198 PrintAndLog("blk | hex data | binary");\r
199 PrintAndLog("----+----------+---------------------------------"); \r
200}\r
201\r
202int CmdT55xxSetConfig(const char *Cmd) {\r
203\r
204 uint8_t offset = 0;\r
205 char modulation[5] = {0x00};\r
206 char tmp = 0x00;\r
207 uint8_t bitRate = 0;\r
208 uint8_t rates[9] = {8,16,32,40,50,64,100,128,0};\r
209 uint8_t cmdp = 0;\r
210 bool errors = FALSE;\r
211 while(param_getchar(Cmd, cmdp) != 0x00 && !errors)\r
212 {\r
213 tmp = param_getchar(Cmd, cmdp);\r
214 switch(tmp)\r
215 {\r
216 case 'h':\r
217 case 'H':\r
218 return usage_t55xx_config();\r
219 case 'b':\r
220 errors |= param_getdec(Cmd, cmdp+1, &bitRate);\r
221 if ( !errors){\r
222 uint8_t i = 0;\r
223 for (; i < 9; i++){\r
224 if (rates[i]==bitRate) {\r
225 config.bitrate = i;\r
226 break;\r
227 }\r
228 }\r
229 if (i==9) errors = TRUE;\r
230 }\r
231 cmdp+=2;\r
232 break;\r
233 case 'd':\r
234 param_getstr(Cmd, cmdp+1, modulation);\r
235 cmdp += 2;\r
236\r
237 if ( strcmp(modulation, "FSK" ) == 0) {\r
238 config.modulation = DEMOD_FSK;\r
239 } else if ( strcmp(modulation, "FSK1" ) == 0) {\r
240 config.modulation = DEMOD_FSK1;\r
241 config.inverted=1;\r
242 } else if ( strcmp(modulation, "FSK1a" ) == 0) {\r
243 config.modulation = DEMOD_FSK1a;\r
244 config.inverted=0;\r
245 } else if ( strcmp(modulation, "FSK2" ) == 0) {\r
246 config.modulation = DEMOD_FSK2;\r
247 config.inverted=0;\r
248 } else if ( strcmp(modulation, "FSK2a" ) == 0) {\r
249 config.modulation = DEMOD_FSK2a;\r
250 config.inverted=1;\r
251 } else if ( strcmp(modulation, "ASK" ) == 0) {\r
252 config.modulation = DEMOD_ASK;\r
253 } else if ( strcmp(modulation, "NRZ" ) == 0) {\r
254 config.modulation = DEMOD_NRZ;\r
255 } else if ( strcmp(modulation, "PSK1" ) == 0) {\r
256 config.modulation = DEMOD_PSK1;\r
257 } else if ( strcmp(modulation, "PSK2" ) == 0) {\r
258 config.modulation = DEMOD_PSK2;\r
259 } else if ( strcmp(modulation, "PSK3" ) == 0) {\r
260 config.modulation = DEMOD_PSK3;\r
261 } else if ( strcmp(modulation, "BIa" ) == 0) {\r
262 config.modulation = DEMOD_BIa;\r
263 config.inverted=1;\r
264 } else if ( strcmp(modulation, "BI" ) == 0) {\r
265 config.modulation = DEMOD_BI;\r
266 config.inverted=0;\r
267 } else {\r
268 PrintAndLog("Unknown modulation '%s'", modulation);\r
269 errors = TRUE;\r
270 }\r
271 break;\r
272 case 'i':\r
273 config.inverted = param_getchar(Cmd,cmdp+1) == '1';\r
274 cmdp+=2;\r
275 break;\r
276 case 'o':\r
277 errors |= param_getdec(Cmd, cmdp+1, &offset);\r
278 if ( !errors )\r
279 config.offset = offset;\r
280 cmdp+=2;\r
281 break;\r
282 case 'Q':\r
283 case 'q': \r
284 config.Q5 = TRUE;\r
285 cmdp++;\r
286 break;\r
287 case 'S':\r
288 case 's': \r
289 config.ST = TRUE;\r
290 cmdp++;\r
291 break;\r
292 default:\r
293 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));\r
294 errors = TRUE;\r
295 break;\r
296 }\r
297 }\r
298\r
299 // No args\r
300 if (cmdp == 0) return printConfiguration( config );\r
301\r
302 //Validations\r
303 if (errors) return usage_t55xx_config();\r
304\r
305 config.block0 = 0;\r
306 return printConfiguration ( config );\r
307}\r
308\r
309int T55xxReadBlock(uint8_t block, bool page1, bool usepwd, bool override, uint32_t password){\r
310 //Password mode\r
311 if ( usepwd ) {\r
312 // try reading the config block and verify that PWD bit is set before doing this!\r
313 if ( !override ) {\r
314 \r
315 if ( !AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, false, 0 ) ) return 0;\r
316 \r
317 if ( !tryDetectModulation() ) {\r
318 PrintAndLog("Safety Check: Could not detect if PWD bit is set in config block. Exits.");\r
319 return 0;\r
320 } else {\r
321 PrintAndLog("Safety Check: PWD bit is NOT set in config block. Reading without password..."); \r
322 usepwd = false;\r
323 page1 = false;\r
324 }\r
325 } else {\r
326 PrintAndLog("Safety Check Overriden - proceeding despite risk");\r
327 }\r
328 }\r
329\r
330 if (!AquireData(page1, block, usepwd, password) ) return 0;\r
331 if (!DecodeT55xxBlock()) return 0;\r
332\r
333 char blk[10]={0};\r
334 sprintf(blk,"%02d", block);\r
335 printT55xxBlock(blk); \r
336 return 1;\r
337}\r
338\r
339int CmdT55xxReadBlock(const char *Cmd) {\r
340 uint8_t block = REGULAR_READ_MODE_BLOCK;\r
341 uint32_t password = 0; //default to blank Block 7\r
342 bool usepwd = false;\r
343 bool override = false;\r
344 bool page1 = false;\r
345 bool errors = false;\r
346 uint8_t cmdp = 0;\r
347 while(param_getchar(Cmd, cmdp) != 0x00 && !errors) {\r
348 switch(param_getchar(Cmd, cmdp)) {\r
349 case 'h':\r
350 case 'H':\r
351 return usage_t55xx_read();\r
352 case 'b':\r
353 case 'B':\r
354 errors |= param_getdec(Cmd, cmdp+1, &block);\r
355 cmdp += 2;\r
356 break;\r
357 case 'o':\r
358 case 'O':\r
359 override = TRUE;\r
360 cmdp++;\r
361 break;\r
362 case 'p':\r
363 case 'P':\r
364 password = param_get32ex(Cmd, cmdp+1, 0, 16);\r
365 usepwd = true;\r
366 cmdp += 2;\r
367 break;\r
368 case '1':\r
369 page1 = true;\r
370 cmdp++;\r
371 break;\r
372 default:\r
373 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));\r
374 errors = true;\r
375 break;\r
376 }\r
377 }\r
378 if (errors) return usage_t55xx_read();\r
379\r
380 if (block > 7 && block != REGULAR_READ_MODE_BLOCK ) {\r
381 PrintAndLog("Block must be between 0 and 7");\r
382 return 0;\r
383 }\r
384\r
385 printT5xxHeader(page1);\r
386 return T55xxReadBlock(block, page1, usepwd, override, password);\r
387}\r
388\r
389bool DecodeT55xxBlock(){\r
390 \r
391 char buf[30] = {0x00};\r
392 char *cmdStr = buf;\r
393 int ans = 0;\r
394 bool ST = config.ST;\r
395 uint8_t bitRate[8] = {8,16,32,40,50,64,100,128};\r
396 DemodBufferLen = 0x00;\r
397\r
398 switch( config.modulation ){\r
399 case DEMOD_FSK:\r
400 snprintf(cmdStr, sizeof(buf),"%d %d", bitRate[config.bitrate], config.inverted );\r
401 ans = FSKrawDemod(cmdStr, FALSE);\r
402 break;\r
403 case DEMOD_FSK1:\r
404 case DEMOD_FSK1a:\r
405 snprintf(cmdStr, sizeof(buf),"%d %d 8 5", bitRate[config.bitrate], config.inverted );\r
406 ans = FSKrawDemod(cmdStr, FALSE);\r
407 break;\r
408 case DEMOD_FSK2:\r
409 case DEMOD_FSK2a:\r
410 snprintf(cmdStr, sizeof(buf),"%d %d 10 8", bitRate[config.bitrate], config.inverted );\r
411 ans = FSKrawDemod(cmdStr, FALSE);\r
412 break;\r
413 case DEMOD_ASK:\r
414 snprintf(cmdStr, sizeof(buf),"%d %d 1", bitRate[config.bitrate], config.inverted );\r
415 ans = ASKDemod_ext(cmdStr, FALSE, FALSE, 1, &ST);\r
416 break;\r
417 case DEMOD_PSK1:\r
418 // skip first 160 samples to allow antenna to settle in (psk gets inverted occasionally otherwise)\r
419 save_restoreGB(1);\r
420 CmdLtrim("160");\r
421 snprintf(cmdStr, sizeof(buf),"%d %d 6", bitRate[config.bitrate], config.inverted );\r
422 ans = PSKDemod(cmdStr, FALSE);\r
423 //undo trim samples\r
424 save_restoreGB(0);\r
425 break;\r
426 case DEMOD_PSK2: //inverted won't affect this\r
427 case DEMOD_PSK3: //not fully implemented\r
428 // skip first 160 samples to allow antenna to settle in (psk gets inverted occasionally otherwise)\r
429 save_restoreGB(1);\r
430 CmdLtrim("160");\r
431 snprintf(cmdStr, sizeof(buf),"%d 0 6", bitRate[config.bitrate] );\r
432 ans = PSKDemod(cmdStr, FALSE);\r
433 psk1TOpsk2(DemodBuffer, DemodBufferLen);\r
434 //undo trim samples\r
435 save_restoreGB(0);\r
436 break;\r
437 case DEMOD_NRZ:\r
438 snprintf(cmdStr, sizeof(buf),"%d %d 1", bitRate[config.bitrate], config.inverted );\r
439 ans = NRZrawDemod(cmdStr, FALSE);\r
440 break;\r
441 case DEMOD_BI:\r
442 case DEMOD_BIa:\r
443 snprintf(cmdStr, sizeof(buf),"0 %d %d 1", bitRate[config.bitrate], config.inverted );\r
444 ans = ASKbiphaseDemod(cmdStr, FALSE);\r
445 break;\r
446 default:\r
447 return FALSE;\r
448 }\r
449 return (bool) ans;\r
450}\r
451\r
452bool DecodeT5555TraceBlock() {\r
453 DemodBufferLen = 0x00;\r
454 \r
455 // According to datasheet. Always: RF/64, not inverted, Manchester\r
456 return (bool) ASKDemod("64 0 1", FALSE, FALSE, 1);\r
457}\r
458\r
459// sanity check. Don't use proxmark if it is offline and you didn't specify useGraphbuf\r
460static int SanityOfflineCheck( bool useGraphBuffer ){\r
461 if ( !useGraphBuffer && offline) {\r
462 PrintAndLog("Your proxmark3 device is offline. Specify [1] to use graphbuffer data instead");\r
463 return 0;\r
464 }\r
465 return 1;\r
466}\r
467\r
468int CmdT55xxDetect(const char *Cmd){\r
469 bool errors = FALSE;\r
470 bool useGB = FALSE;\r
471 bool usepwd = FALSE;\r
472 uint32_t password = 0;\r
473 uint8_t cmdp = 0;\r
474\r
475 while(param_getchar(Cmd, cmdp) != 0x00 && !errors) {\r
476 switch(param_getchar(Cmd, cmdp)) {\r
477 case 'h':\r
478 case 'H':\r
479 return usage_t55xx_detect();\r
480 case 'p':\r
481 case 'P':\r
482 password = param_get32ex(Cmd, cmdp+1, 0, 16);\r
483 usepwd = TRUE;\r
484 cmdp += 2;\r
485 break;\r
486 case '1':\r
487 // use Graphbuffer data\r
488 useGB = TRUE;\r
489 cmdp++;\r
490 break;\r
491 default:\r
492 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));\r
493 errors = true;\r
494 break;\r
495 }\r
496 }\r
497 if (errors) return usage_t55xx_detect();\r
498 \r
499 // sanity check.\r
500 if (!SanityOfflineCheck(useGB)) return 1;\r
501 \r
502 if ( !useGB) {\r
503 if ( !AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, usepwd, password) )\r
504 return 1;\r
505 }\r
506 \r
507 if ( !tryDetectModulation() )\r
508 PrintAndLog("Could not detect modulation automatically. Try setting it manually with \'lf t55xx config\'");\r
509\r
510 return 0;\r
511}\r
512\r
513// detect configuration?\r
514bool tryDetectModulation(){\r
515 uint8_t hits = 0;\r
516 t55xx_conf_block_t tests[15];\r
517 int bitRate=0;\r
518 uint8_t fc1 = 0, fc2 = 0, clk=0;\r
519 \r
520 if (GetFskClock("", FALSE, FALSE)){ \r
521 fskClocks(&fc1, &fc2, &clk, FALSE);\r
522 if ( FSKrawDemod("0 0", FALSE) && test(DEMOD_FSK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)){\r
523 tests[hits].modulation = DEMOD_FSK;\r
524 if (fc1==8 && fc2 == 5)\r
525 tests[hits].modulation = DEMOD_FSK1a;\r
526 else if (fc1==10 && fc2 == 8)\r
527 tests[hits].modulation = DEMOD_FSK2;\r
528 tests[hits].bitrate = bitRate;\r
529 tests[hits].inverted = FALSE;\r
530 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
531 tests[hits].ST = FALSE;\r
532 ++hits;\r
533 }\r
534 if ( FSKrawDemod("0 1", FALSE) && test(DEMOD_FSK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {\r
535 tests[hits].modulation = DEMOD_FSK;\r
536 if (fc1 == 8 && fc2 == 5)\r
537 tests[hits].modulation = DEMOD_FSK1;\r
538 else if (fc1 == 10 && fc2 == 8)\r
539 tests[hits].modulation = DEMOD_FSK2a;\r
540 tests[hits].bitrate = bitRate;\r
541 tests[hits].inverted = TRUE;\r
542 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
543 tests[hits].ST = FALSE;\r
544 ++hits;\r
545 }\r
546 } else {\r
547 clk = GetAskClock("", FALSE, FALSE);\r
548 if (clk>0) {\r
549 tests[hits].ST = TRUE;\r
550 // "0 0 1 " == clock auto, invert false, maxError 1.\r
551 // false = no verbose\r
552 // false = no emSearch\r
553 // 1 = Ask/Man\r
554 // st = true\r
555 if ( ASKDemod_ext("0 0 1", FALSE, FALSE, 1, &tests[hits].ST) && test(DEMOD_ASK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {\r
556 tests[hits].modulation = DEMOD_ASK;\r
557 tests[hits].bitrate = bitRate;\r
558 tests[hits].inverted = FALSE;\r
559 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
560 ++hits;\r
561 }\r
562 tests[hits].ST = TRUE;\r
563 // "0 0 1 " == clock auto, invert true, maxError 1.\r
564 // false = no verbose\r
565 // false = no emSearch\r
566 // 1 = Ask/Man\r
567 // st = true\r
568 if ( ASKDemod_ext("0 1 1", FALSE, FALSE, 1, &tests[hits].ST) && test(DEMOD_ASK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {\r
569 tests[hits].modulation = DEMOD_ASK;\r
570 tests[hits].bitrate = bitRate;\r
571 tests[hits].inverted = TRUE;\r
572 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
573 ++hits;\r
574 }\r
575 if ( ASKbiphaseDemod("0 0 0 2", FALSE) && test(DEMOD_BI, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5) ) {\r
576 tests[hits].modulation = DEMOD_BI;\r
577 tests[hits].bitrate = bitRate;\r
578 tests[hits].inverted = FALSE;\r
579 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
580 tests[hits].ST = FALSE;\r
581 ++hits;\r
582 }\r
583 if ( ASKbiphaseDemod("0 0 1 2", FALSE) && test(DEMOD_BIa, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5) ) {\r
584 tests[hits].modulation = DEMOD_BIa;\r
585 tests[hits].bitrate = bitRate;\r
586 tests[hits].inverted = TRUE;\r
587 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
588 tests[hits].ST = FALSE;\r
589 ++hits;\r
590 }\r
591 }\r
592 //undo trim from ask\r
593 //save_restoreGB(0);\r
594 clk = GetNrzClock("", FALSE, FALSE);\r
595 if (clk>0) {\r
596 if ( NRZrawDemod("0 0 1", FALSE) && test(DEMOD_NRZ, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {\r
597 tests[hits].modulation = DEMOD_NRZ;\r
598 tests[hits].bitrate = bitRate;\r
599 tests[hits].inverted = FALSE;\r
600 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
601 tests[hits].ST = FALSE;\r
602 ++hits;\r
603 }\r
604\r
605 if ( NRZrawDemod("0 1 1", FALSE) && test(DEMOD_NRZ, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {\r
606 tests[hits].modulation = DEMOD_NRZ;\r
607 tests[hits].bitrate = bitRate;\r
608 tests[hits].inverted = TRUE;\r
609 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
610 tests[hits].ST = FALSE;\r
611 ++hits;\r
612 }\r
613 }\r
614 \r
615 // allow undo\r
616 // skip first 160 samples to allow antenna to settle in (psk gets inverted occasionally otherwise)\r
617 save_restoreGB(1);\r
618 CmdLtrim("160");\r
619 clk = GetPskClock("", FALSE, FALSE);\r
620 if (clk>0) {\r
621 if ( PSKDemod("0 0 6", FALSE) && test(DEMOD_PSK1, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {\r
622 tests[hits].modulation = DEMOD_PSK1;\r
623 tests[hits].bitrate = bitRate;\r
624 tests[hits].inverted = FALSE;\r
625 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
626 tests[hits].ST = FALSE;\r
627 ++hits;\r
628 }\r
629 if ( PSKDemod("0 1 6", FALSE) && test(DEMOD_PSK1, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {\r
630 tests[hits].modulation = DEMOD_PSK1;\r
631 tests[hits].bitrate = bitRate;\r
632 tests[hits].inverted = TRUE;\r
633 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
634 tests[hits].ST = FALSE;\r
635 ++hits;\r
636 }\r
637 // PSK2 - needs a call to psk1TOpsk2.\r
638 if ( PSKDemod("0 0 6", FALSE)) {\r
639 psk1TOpsk2(DemodBuffer, DemodBufferLen);\r
640 if (test(DEMOD_PSK2, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)){\r
641 tests[hits].modulation = DEMOD_PSK2;\r
642 tests[hits].bitrate = bitRate;\r
643 tests[hits].inverted = FALSE;\r
644 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
645 tests[hits].ST = FALSE;\r
646 ++hits;\r
647 }\r
648 } // inverse waves does not affect this demod\r
649 // PSK3 - needs a call to psk1TOpsk2.\r
650 if ( PSKDemod("0 0 6", FALSE)) {\r
651 psk1TOpsk2(DemodBuffer, DemodBufferLen);\r
652 if (test(DEMOD_PSK3, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)){\r
653 tests[hits].modulation = DEMOD_PSK3;\r
654 tests[hits].bitrate = bitRate;\r
655 tests[hits].inverted = FALSE;\r
656 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
657 tests[hits].ST = FALSE;\r
658 ++hits;\r
659 }\r
660 } // inverse waves does not affect this demod\r
661 }\r
662 //undo trim samples\r
663 save_restoreGB(0);\r
664 } \r
665 if ( hits == 1) {\r
666 config.modulation = tests[0].modulation;\r
667 config.bitrate = tests[0].bitrate;\r
668 config.inverted = tests[0].inverted;\r
669 config.offset = tests[0].offset;\r
670 config.block0 = tests[0].block0;\r
671 config.Q5 = tests[0].Q5;\r
672 config.ST = tests[0].ST;\r
673 printConfiguration( config );\r
674 return TRUE;\r
675 }\r
676 \r
677 if ( hits > 1) {\r
678 PrintAndLog("Found [%d] possible matches for modulation.",hits);\r
679 for(int i=0; i<hits; ++i){\r
680 PrintAndLog("--[%d]---------------", i+1);\r
681 printConfiguration( tests[i] );\r
682 }\r
683 }\r
684 return FALSE;\r
685}\r
686\r
687bool testModulation(uint8_t mode, uint8_t modread){\r
688 switch( mode ){\r
689 case DEMOD_FSK:\r
690 if (modread >= DEMOD_FSK1 && modread <= DEMOD_FSK2a) return TRUE;\r
691 break;\r
692 case DEMOD_ASK:\r
693 if (modread == DEMOD_ASK) return TRUE;\r
694 break;\r
695 case DEMOD_PSK1:\r
696 if (modread == DEMOD_PSK1) return TRUE;\r
697 break;\r
698 case DEMOD_PSK2:\r
699 if (modread == DEMOD_PSK2) return TRUE;\r
700 break;\r
701 case DEMOD_PSK3:\r
702 if (modread == DEMOD_PSK3) return TRUE;\r
703 break;\r
704 case DEMOD_NRZ:\r
705 if (modread == DEMOD_NRZ) return TRUE;\r
706 break;\r
707 case DEMOD_BI:\r
708 if (modread == DEMOD_BI) return TRUE;\r
709 break;\r
710 case DEMOD_BIa:\r
711 if (modread == DEMOD_BIa) return TRUE;\r
712 break; \r
713 default:\r
714 return FALSE;\r
715 }\r
716 return FALSE;\r
717}\r
718\r
719bool testQ5Modulation(uint8_t mode, uint8_t modread){\r
720 switch( mode ){\r
721 case DEMOD_FSK:\r
722 if (modread >= 4 && modread <= 5) return TRUE;\r
723 break;\r
724 case DEMOD_ASK:\r
725 if (modread == 0) return TRUE;\r
726 break;\r
727 case DEMOD_PSK1:\r
728 if (modread == 1) return TRUE;\r
729 break;\r
730 case DEMOD_PSK2:\r
731 if (modread == 2) return TRUE;\r
732 break;\r
733 case DEMOD_PSK3:\r
734 if (modread == 3) return TRUE;\r
735 break;\r
736 case DEMOD_NRZ:\r
737 if (modread == 7) return TRUE;\r
738 break;\r
739 case DEMOD_BI:\r
740 if (modread == 6) return TRUE;\r
741 break;\r
742 default:\r
743 return FALSE;\r
744 }\r
745 return FALSE;\r
746}\r
747\r
748int convertQ5bitRate(uint8_t bitRateRead) {\r
749 uint8_t expected[] = {8, 16, 32, 40, 50, 64, 100, 128};\r
750 for (int i=0; i<8; i++)\r
751 if (expected[i] == bitRateRead)\r
752 return i;\r
753\r
754 return -1;\r
755}\r
756\r
757bool testQ5(uint8_t mode, uint8_t *offset, int *fndBitRate, uint8_t clk){\r
758\r
759 if ( DemodBufferLen < 64 ) return FALSE;\r
760 uint8_t si = 0;\r
761 for (uint8_t idx = 28; idx < 64; idx++){\r
762 si = idx;\r
763 if ( PackBits(si, 28, DemodBuffer) == 0x00 ) continue;\r
764\r
765 uint8_t safer = PackBits(si, 4, DemodBuffer); si += 4; //master key\r
766 uint8_t resv = PackBits(si, 8, DemodBuffer); si += 8;\r
767 // 2nibble must be zeroed.\r
768 if (safer != 0x6 && safer != 0x9) continue;\r
769 if ( resv > 0x00) continue;\r
770 //uint8_t pageSel = PackBits(si, 1, DemodBuffer); si += 1;\r
771 //uint8_t fastWrite = PackBits(si, 1, DemodBuffer); si += 1;\r
772 si += 1+1;\r
773 int bitRate = PackBits(si, 6, DemodBuffer)*2 + 2; si += 6; //bit rate\r
774 if (bitRate > 128 || bitRate < 8) continue;\r
775\r
776 //uint8_t AOR = PackBits(si, 1, DemodBuffer); si += 1; \r
777 //uint8_t PWD = PackBits(si, 1, DemodBuffer); si += 1; \r
778 //uint8_t pskcr = PackBits(si, 2, DemodBuffer); si += 2; //could check psk cr\r
779 //uint8_t inverse = PackBits(si, 1, DemodBuffer); si += 1;\r
780 si += 1+1+2+1;\r
781 uint8_t modread = PackBits(si, 3, DemodBuffer); si += 3;\r
782 uint8_t maxBlk = PackBits(si, 3, DemodBuffer); si += 3;\r
783 //uint8_t ST = PackBits(si, 1, DemodBuffer); si += 1;\r
784 if (maxBlk == 0) continue;\r
785 //test modulation\r
786 if (!testQ5Modulation(mode, modread)) continue;\r
787 if (bitRate != clk) continue;\r
788 *fndBitRate = convertQ5bitRate(bitRate);\r
789 if (*fndBitRate < 0) continue;\r
790 *offset = idx;\r
791\r
792 return TRUE;\r
793 }\r
794 return FALSE;\r
795}\r
796\r
797bool testBitRate(uint8_t readRate, uint8_t clk){\r
798 uint8_t expected[] = {8, 16, 32, 40, 50, 64, 100, 128};\r
799 if (expected[readRate] == clk)\r
800 return true;\r
801\r
802 return false;\r
803}\r
804\r
805bool test(uint8_t mode, uint8_t *offset, int *fndBitRate, uint8_t clk, bool *Q5){\r
806\r
807 if ( DemodBufferLen < 64 ) return FALSE;\r
808 uint8_t si = 0;\r
809 for (uint8_t idx = 28; idx < 64; idx++){\r
810 si = idx;\r
811 if ( PackBits(si, 28, DemodBuffer) == 0x00 ) continue;\r
812\r
813 uint8_t safer = PackBits(si, 4, DemodBuffer); si += 4; //master key\r
814 uint8_t resv = PackBits(si, 4, DemodBuffer); si += 4; //was 7 & +=7+3 //should be only 4 bits if extended mode\r
815 // 2nibble must be zeroed.\r
816 // moved test to here, since this gets most faults first.\r
817 if ( resv > 0x00) continue;\r
818\r
819 uint8_t xtRate = PackBits(si, 3, DemodBuffer); si += 3; //extended mode part of rate\r
820 int bitRate = PackBits(si, 3, DemodBuffer); si += 3; //bit rate\r
821 if (bitRate > 7) continue;\r
822 uint8_t extend = PackBits(si, 1, DemodBuffer); si += 1; //bit 15 extended mode\r
823 uint8_t modread = PackBits(si, 5, DemodBuffer); si += 5+2+1; \r
824 //uint8_t pskcr = PackBits(si, 2, DemodBuffer); si += 2+1; //could check psk cr\r
825 //uint8_t nml01 = PackBits(si, 1, DemodBuffer); si += 1+5; //bit 24, 30, 31 could be tested for 0 if not extended mode\r
826 //uint8_t nml02 = PackBits(si, 2, DemodBuffer); si += 2;\r
827 \r
828 //if extended mode\r
829 bool extMode =( (safer == 0x6 || safer == 0x9) && extend) ? TRUE : FALSE;\r
830\r
831 if (!extMode){\r
832 if (xtRate) continue; //nml01 || nml02 || caused issues on noralys tags\r
833 }\r
834 //test modulation\r
835 if (!testModulation(mode, modread)) continue;\r
836 if (!testBitRate(bitRate, clk)) continue;\r
837 *fndBitRate = bitRate;\r
838 *offset = idx;\r
839 *Q5 = FALSE;\r
840 return TRUE;\r
841 }\r
842 if (testQ5(mode, offset, fndBitRate, clk)) {\r
843 *Q5 = TRUE;\r
844 return TRUE;\r
845 }\r
846 return FALSE;\r
847}\r
848\r
849void printT55xxBlock(const char *blockNum){\r
850 \r
851 uint8_t i = config.offset;\r
852 uint8_t endpos = 32 + i;\r
853 uint32_t blockData = 0;\r
854 uint8_t bits[64] = {0x00};\r
855\r
856 if ( !DemodBufferLen) return;\r
857\r
858 if ( endpos > DemodBufferLen){\r
859 PrintAndLog("The configured offset %d is too big. Possible offset: %d)", i, DemodBufferLen-32);\r
860 return;\r
861 }\r
862\r
863 for (; i < endpos; ++i)\r
864 bits[i - config.offset] = DemodBuffer[i];\r
865\r
866 blockData = PackBits(0, 32, bits);\r
867\r
868 PrintAndLog(" %s | %08X | %s", blockNum, blockData, sprint_bin(bits,32));\r
869}\r
870\r
871int special(const char *Cmd) {\r
872 uint32_t blockData = 0;\r
873 uint8_t bits[32] = {0x00};\r
874\r
875 PrintAndLog("OFFSET | DATA | BINARY");\r
876 PrintAndLog("----------------------------------------------------");\r
877 int i,j = 0;\r
878 for (; j < 64; ++j){\r
879 \r
880 for (i = 0; i < 32; ++i)\r
881 bits[i]=DemodBuffer[j+i];\r
882 \r
883 blockData = PackBits(0, 32, bits);\r
884 \r
885 PrintAndLog("%02d | 0x%08X | %s",j , blockData, sprint_bin(bits,32)); \r
886 }\r
887 return 0;\r
888}\r
889\r
890int printConfiguration( t55xx_conf_block_t b){\r
891 PrintAndLog("Chip Type : %s", (b.Q5) ? "T5555(Q5)" : "T55x7");\r
892 PrintAndLog("Modulation : %s", GetSelectedModulationStr(b.modulation) );\r
893 PrintAndLog("Bit Rate : %s", GetBitRateStr(b.bitrate) );\r
894 PrintAndLog("Inverted : %s", (b.inverted) ? "Yes" : "No" );\r
895 PrintAndLog("Offset : %d", b.offset);\r
896 PrintAndLog("Seq. Term. : %s", (b.ST) ? "Yes" : "No" );\r
897 PrintAndLog("Block0 : 0x%08X", b.block0);\r
898 PrintAndLog("");\r
899 return 0;\r
900}\r
901\r
902int CmdT55xxWakeUp(const char *Cmd) {\r
903 uint32_t password = 0;\r
904 uint8_t cmdp = 0;\r
905 bool errors = false;\r
906 while(param_getchar(Cmd, cmdp) != 0x00 && !errors) {\r
907 switch(param_getchar(Cmd, cmdp)) {\r
908 case 'h':\r
909 case 'H':\r
910 return usage_t55xx_wakup();\r
911 case 'p':\r
912 case 'P':\r
913 password = param_get32ex(Cmd, cmdp+1, 0, 16);\r
914 cmdp += 2;\r
915 errors = false;\r
916 break;\r
917 default:\r
918 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));\r
919 errors = true;\r
920 break;\r
921 }\r
922 }\r
923 if (errors) return usage_t55xx_wakup();\r
924\r
925 UsbCommand c = {CMD_T55XX_WAKEUP, {password, 0, 0}};\r
926 clearCommandBuffer();\r
927 SendCommand(&c);\r
928 PrintAndLog("Wake up command sent. Try read now");\r
929 return 0;\r
930}\r
931\r
932int CmdT55xxWriteBlock(const char *Cmd) {\r
933 uint8_t block = 0xFF; //default to invalid block\r
934 uint32_t data = 0; //default to blank Block \r
935 uint32_t password = 0; //default to blank Block 7\r
936 bool usepwd = false;\r
937 bool page1 = false; \r
938 bool gotdata = false;\r
939 bool errors = false;\r
940 uint8_t cmdp = 0;\r
941 while(param_getchar(Cmd, cmdp) != 0x00 && !errors) {\r
942 switch(param_getchar(Cmd, cmdp)) {\r
943 case 'h':\r
944 case 'H':\r
945 return usage_t55xx_write();\r
946 case 'b':\r
947 case 'B':\r
948 errors |= param_getdec(Cmd, cmdp+1, &block);\r
949 cmdp += 2;\r
950 break;\r
951 case 'd':\r
952 case 'D':\r
953 data = param_get32ex(Cmd, cmdp+1, 0, 16);\r
954 gotdata = true;\r
955 cmdp += 2;\r
956 break;\r
957 case 'p':\r
958 case 'P':\r
959 password = param_get32ex(Cmd, cmdp+1, 0, 16);\r
960 usepwd = true;\r
961 cmdp += 2;\r
962 break;\r
963 case '1':\r
964 page1 = true;\r
965 cmdp++;\r
966 break;\r
967 default:\r
968 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));\r
969 errors = true;\r
970 break;\r
971 }\r
972 }\r
973 if (errors || !gotdata) return usage_t55xx_write();\r
974\r
975 if (block > 7) {\r
976 PrintAndLog("Block number must be between 0 and 7");\r
977 return 0;\r
978 }\r
979 \r
980 UsbCommand c = {CMD_T55XX_WRITE_BLOCK, {data, block, 0}};\r
981 UsbCommand resp;\r
982 c.d.asBytes[0] = (page1) ? 0x2 : 0; \r
983\r
984 char pwdStr[16] = {0};\r
985 snprintf(pwdStr, sizeof(pwdStr), "pwd: 0x%08X", password);\r
986 \r
987 PrintAndLog("Writing page %d block: %02d data: 0x%08X %s", page1, block, data, (usepwd) ? pwdStr : "" );\r
988\r
989 //Password mode\r
990 if (usepwd) {\r
991 c.arg[2] = password;\r
992 c.d.asBytes[0] |= 0x1; \r
993 }\r
994 clearCommandBuffer();\r
995 SendCommand(&c);\r
996 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1000)){\r
997 PrintAndLog("Error occurred, device did not ACK write operation. (May be due to old firmware)");\r
998 return 0;\r
999 }\r
1000 return 1;\r
1001}\r
1002\r
1003int CmdT55xxReadTrace(const char *Cmd) {\r
1004 char cmdp = param_getchar(Cmd, 0);\r
1005 bool pwdmode = false;\r
1006 uint32_t password = 0; \r
1007 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') return usage_t55xx_trace();\r
1008\r
1009 if (strlen(Cmd)==0) {\r
1010 // sanity check.\r
1011 if (!SanityOfflineCheck(FALSE)) return 1;\r
1012\r
1013 if ( !AquireData( T55x7_PAGE1, REGULAR_READ_MODE_BLOCK, pwdmode, password ) )\r
1014 return 1;\r
1015 }\r
1016\r
1017 if ( config.Q5 ){\r
1018 if (!DecodeT5555TraceBlock()) return 1;\r
1019 } else {\r
1020 if (!DecodeT55xxBlock()) return 1;\r
1021 }\r
1022 \r
1023 if ( !DemodBufferLen ) return 1;\r
1024 \r
1025 RepaintGraphWindow();\r
1026 uint8_t repeat = (config.offset > 5) ? 32 : 0;\r
1027 \r
1028 uint8_t si = config.offset + repeat;\r
1029 uint32_t bl1 = PackBits(si, 32, DemodBuffer);\r
1030 uint32_t bl2 = PackBits(si+32, 32, DemodBuffer); \r
1031 \r
1032 if (config.Q5) {\r
1033 uint32_t hdr = PackBits(si, 9, DemodBuffer); si += 9;\r
1034 \r
1035 if (hdr != 0x1FF) {\r
1036 PrintAndLog("Invalid Q5 Trace data header (expected 0x1FF, found %X)", hdr);\r
1037 return 1;\r
1038 }\r
1039 \r
1040 t5555_tracedata_t data = {.bl1 = bl1, .bl2 = bl2, .icr = 0, .lotidc = '?', .lotid = 0, .wafer = 0, .dw =0};\r
1041 \r
1042 data.icr = PackBits(si, 2, DemodBuffer); si += 2;\r
1043 data.lotidc = 'Z' - PackBits(si, 2, DemodBuffer); si += 3;\r
1044 \r
1045 data.lotid = PackBits(si, 4, DemodBuffer); si += 5;\r
1046 data.lotid <<= 4;\r
1047 data.lotid |= PackBits(si, 4, DemodBuffer); si += 5;\r
1048 data.lotid <<= 4;\r
1049 data.lotid |= PackBits(si, 4, DemodBuffer); si += 5;\r
1050 data.lotid <<= 4;\r
1051 data.lotid |= PackBits(si, 4, DemodBuffer); si += 5;\r
1052 data.lotid <<= 1;\r
1053 data.lotid |= PackBits(si, 1, DemodBuffer); si += 1;\r
1054 \r
1055 data.wafer = PackBits(si, 3, DemodBuffer); si += 4;\r
1056 data.wafer <<= 2;\r
1057 data.wafer |= PackBits(si, 2, DemodBuffer); si += 2;\r
1058 \r
1059 data.dw = PackBits(si, 2, DemodBuffer); si += 3;\r
1060 data.dw <<= 4;\r
1061 data.dw |= PackBits(si, 4, DemodBuffer); si += 5;\r
1062 data.dw <<= 4;\r
1063 data.dw |= PackBits(si, 4, DemodBuffer); si += 5;\r
1064 data.dw <<= 4;\r
1065 data.dw |= PackBits(si, 4, DemodBuffer); si += 5;\r
1066 \r
1067 printT5555Trace(data, repeat);\r
1068 \r
1069 } else {\r
1070 \r
1071 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};\r
1072 \r
1073 data.acl = PackBits(si, 8, DemodBuffer); si += 8;\r
1074 if ( data.acl != 0xE0 ) {\r
1075 PrintAndLog("The modulation is most likely wrong since the ACL is not 0xE0. ");\r
1076 return 1;\r
1077 }\r
1078\r
1079 data.mfc = PackBits(si, 8, DemodBuffer); si += 8;\r
1080 data.cid = PackBits(si, 5, DemodBuffer); si += 5;\r
1081 data.icr = PackBits(si, 3, DemodBuffer); si += 3;\r
1082 data.year = PackBits(si, 4, DemodBuffer); si += 4;\r
1083 data.quarter = PackBits(si, 2, DemodBuffer); si += 2;\r
1084 data.lotid = PackBits(si, 14, DemodBuffer); si += 14;\r
1085 data.wafer = PackBits(si, 5, DemodBuffer); si += 5;\r
1086 data.dw = PackBits(si, 15, DemodBuffer); \r
1087\r
1088 time_t t = time(NULL);\r
1089 struct tm tm = *localtime(&t);\r
1090 if ( data.year > tm.tm_year-110)\r
1091 data.year += 2000;\r
1092 else\r
1093 data.year += 2010;\r
1094\r
1095 printT55x7Trace(data, repeat);\r
1096 }\r
1097 return 0;\r
1098}\r
1099\r
1100void printT55x7Trace( t55x7_tracedata_t data, uint8_t repeat ){\r
1101 PrintAndLog("-- T55x7 Trace Information ----------------------------------");\r
1102 PrintAndLog("-------------------------------------------------------------");\r
1103 PrintAndLog(" ACL Allocation class (ISO/IEC 15963-1) : 0x%02X (%d)", data.acl, data.acl);\r
1104 PrintAndLog(" MFC Manufacturer ID (ISO/IEC 7816-6) : 0x%02X (%d) - %s", data.mfc, data.mfc, getTagInfo(data.mfc));\r
1105 PrintAndLog(" CID : 0x%02X (%d) - %s", data.cid, data.cid, GetModelStrFromCID(data.cid));\r
1106 PrintAndLog(" ICR IC Revision : %d", data.icr );\r
1107 PrintAndLog(" Manufactured");\r
1108 PrintAndLog(" Year/Quarter : %d/%d", data.year, data.quarter);\r
1109 PrintAndLog(" Lot ID : %d", data.lotid );\r
1110 PrintAndLog(" Wafer number : %d", data.wafer);\r
1111 PrintAndLog(" Die Number : %d", data.dw);\r
1112 PrintAndLog("-------------------------------------------------------------");\r
1113 PrintAndLog(" Raw Data - Page 1");\r
1114 PrintAndLog(" Block 1 : 0x%08X %s", data.bl1, sprint_bin(DemodBuffer+config.offset+repeat,32) );\r
1115 PrintAndLog(" Block 2 : 0x%08X %s", data.bl2, sprint_bin(DemodBuffer+config.offset+repeat+32,32) );\r
1116 PrintAndLog("-------------------------------------------------------------"); \r
1117\r
1118 /*\r
1119 TRACE - BLOCK O\r
1120 Bits Definition HEX\r
1121 1-8 ACL Allocation class (ISO/IEC 15963-1) 0xE0 \r
1122 9-16 MFC Manufacturer ID (ISO/IEC 7816-6) 0x15 Atmel Corporation\r
1123 17-21 CID 0x1 = Atmel ATA5577M1 0x2 = Atmel ATA5577M2 \r
1124 22-24 ICR IC revision\r
1125 25-28 YEAR (BCD encoded) 9 (= 2009)\r
1126 29-30 QUARTER 1,2,3,4 \r
1127 31-32 LOT ID\r
1128 \r
1129 TRACE - BLOCK 1\r
1130 1-12 LOT ID \r
1131 13-17 Wafer number\r
1132 18-32 DW, die number sequential\r
1133 */\r
1134}\r
1135\r
1136void printT5555Trace( t5555_tracedata_t data, uint8_t repeat ){\r
1137 PrintAndLog("-- T5555 (Q5) Trace Information -----------------------------");\r
1138 PrintAndLog("-------------------------------------------------------------");\r
1139 PrintAndLog(" ICR IC Revision : %d", data.icr ); \r
1140 PrintAndLog(" Lot : %c%d", data.lotidc, data.lotid);\r
1141 PrintAndLog(" Wafer number : %d", data.wafer);\r
1142 PrintAndLog(" Die Number : %d", data.dw);\r
1143 PrintAndLog("-------------------------------------------------------------");\r
1144 PrintAndLog(" Raw Data - Page 1");\r
1145 PrintAndLog(" Block 1 : 0x%08X %s", data.bl1, sprint_bin(DemodBuffer+config.offset+repeat,32) );\r
1146 PrintAndLog(" Block 2 : 0x%08X %s", data.bl2, sprint_bin(DemodBuffer+config.offset+repeat+32,32) );\r
1147 \r
1148 /*\r
1149 ** Q5 **\r
1150 TRACE - BLOCK O and BLOCK1\r
1151 Bits Definition HEX\r
1152 1-9 Header 0x1FF\r
1153 10-11 IC Revision\r
1154 12-13 Lot ID char\r
1155 15-35 Lot ID (NB parity)\r
1156 36-41 Wafer number (NB parity)\r
1157 42-58 DW, die number sequential (NB parity)\r
1158 60-63 Parity bits\r
1159 64 Always zero\r
1160 */\r
1161}\r
1162\r
1163//need to add Q5 info...\r
1164int CmdT55xxInfo(const char *Cmd){\r
1165 /*\r
1166 Page 0 Block 0 Configuration data.\r
1167 Normal mode\r
1168 Extended mode\r
1169 */\r
1170 bool pwdmode = false;\r
1171 uint32_t password = 0;\r
1172 char cmdp = param_getchar(Cmd, 0);\r
1173\r
1174 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') return usage_t55xx_info();\r
1175 \r
1176 if (strlen(Cmd)==0){\r
1177 // sanity check.\r
1178 if (!SanityOfflineCheck(FALSE)) return 1;\r
1179 \r
1180 if ( !AquireData( T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, pwdmode, password ) )\r
1181 return 1;\r
1182 }\r
1183\r
1184 if (!DecodeT55xxBlock()) return 1;\r
1185\r
1186 // too little space to start with\r
1187 if ( DemodBufferLen < 32) return 1;\r
1188\r
1189 // \r
1190 PrintAndLog("Offset+32 ==%d\n DemodLen == %d", config.offset + 32,DemodBufferLen );\r
1191\r
1192 uint8_t si = config.offset;\r
1193 uint32_t bl0 = PackBits(si, 32, DemodBuffer); \r
1194 uint32_t safer = PackBits(si, 4, DemodBuffer); si += 4; \r
1195 uint32_t resv = PackBits(si, 7, DemodBuffer); si += 7;\r
1196 uint32_t dbr = PackBits(si, 3, DemodBuffer); si += 3;\r
1197 uint32_t extend = PackBits(si, 1, DemodBuffer); si += 1;\r
1198 uint32_t datamod = PackBits(si, 5, DemodBuffer); si += 5;\r
1199 uint32_t pskcf = PackBits(si, 2, DemodBuffer); si += 2;\r
1200 uint32_t aor = PackBits(si, 1, DemodBuffer); si += 1; \r
1201 uint32_t otp = PackBits(si, 1, DemodBuffer); si += 1; \r
1202 uint32_t maxblk = PackBits(si, 3, DemodBuffer); si += 3;\r
1203 uint32_t pwd = PackBits(si, 1, DemodBuffer); si += 1; \r
1204 uint32_t sst = PackBits(si, 1, DemodBuffer); si += 1; \r
1205 uint32_t fw = PackBits(si, 1, DemodBuffer); si += 1;\r
1206 uint32_t inv = PackBits(si, 1, DemodBuffer); si += 1; \r
1207 uint32_t por = PackBits(si, 1, DemodBuffer); si += 1;\r
1208 \r
1209 if (config.Q5) PrintAndLog("*** Warning *** Config Info read off a Q5 will not display as expected");\r
1210 PrintAndLog("");\r
1211 PrintAndLog("-- T55x7 Configuration & Tag Information --------------------");\r
1212 PrintAndLog("-------------------------------------------------------------");\r
1213 PrintAndLog(" Safer key : %s", GetSaferStr(safer));\r
1214 PrintAndLog(" reserved : %d", resv);\r
1215 PrintAndLog(" Data bit rate : %s", GetBitRateStr(dbr));\r
1216 PrintAndLog(" eXtended mode : %s", (extend) ? "Yes - Warning":"No");\r
1217 PrintAndLog(" Modulation : %s", GetModulationStr(datamod));\r
1218 PrintAndLog(" PSK clock frequency : %d", pskcf);\r
1219 PrintAndLog(" AOR - Answer on Request : %s", (aor) ? "Yes":"No");\r
1220 PrintAndLog(" OTP - One Time Pad : %s", (otp) ? "Yes - Warning":"No" );\r
1221 PrintAndLog(" Max block : %d", maxblk);\r
1222 PrintAndLog(" Password mode : %s", (pwd) ? "Yes":"No");\r
1223 PrintAndLog(" Sequence Start Terminator : %s", (sst) ? "Yes":"No");\r
1224 PrintAndLog(" Fast Write : %s", (fw) ? "Yes":"No");\r
1225 PrintAndLog(" Inverse data : %s", (inv) ? "Yes":"No");\r
1226 PrintAndLog(" POR-Delay : %s", (por) ? "Yes":"No");\r
1227 PrintAndLog("-------------------------------------------------------------");\r
1228 PrintAndLog(" Raw Data - Page 0");\r
1229 PrintAndLog(" Block 0 : 0x%08X %s", bl0, sprint_bin(DemodBuffer+config.offset,32) );\r
1230 PrintAndLog("-------------------------------------------------------------");\r
1231 \r
1232 return 0;\r
1233}\r
1234\r
1235int CmdT55xxDump(const char *Cmd){\r
1236\r
1237 uint32_t password = 0;\r
1238 bool override = false;\r
1239 char cmdp = param_getchar(Cmd, 0); \r
1240 if ( cmdp == 'h' || cmdp == 'H') return usage_t55xx_dump();\r
1241\r
1242 bool usepwd = ( strlen(Cmd) > 0); \r
1243 if ( usepwd ){\r
1244 password = param_get32ex(Cmd, 0, 0, 16);\r
1245 if (param_getchar(Cmd, 1) =='o' )\r
1246 override = true;\r
1247 }\r
1248 \r
1249 printT5xxHeader(0);\r
1250 for ( uint8_t i = 0; i < 8; ++i)\r
1251 T55xxReadBlock(i, 0, usepwd, override, password);\r
1252\r
1253 printT5xxHeader(1);\r
1254 for ( uint8_t i = 0; i < 4; i++)\r
1255 T55xxReadBlock(i, 1, usepwd, override, password); \r
1256\r
1257 return 1;\r
1258}\r
1259\r
1260int AquireData( uint8_t page, uint8_t block, bool pwdmode, uint32_t password ){\r
1261 // arg0 bitmodes:\r
1262 // bit0 = pwdmode\r
1263 // bit1 = page to read from\r
1264 // arg1: which block to read\r
1265 // arg2: password\r
1266 \r
1267 uint8_t arg0 = (page<<1) | pwdmode;\r
1268 UsbCommand c = {CMD_T55XX_READ_BLOCK, {arg0, block, password}};\r
1269 \r
1270 clearCommandBuffer();\r
1271 SendCommand(&c);\r
1272 if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {\r
1273 PrintAndLog("command execution time out");\r
1274 return 0;\r
1275 }\r
1276\r
1277 uint8_t got[12000];\r
1278 GetFromBigBuf(got,sizeof(got),0);\r
1279 WaitForResponse(CMD_ACK,NULL);\r
1280 setGraphBuf(got, sizeof(got));\r
1281 return 1;\r
1282}\r
1283\r
1284char * GetBitRateStr(uint32_t id){\r
1285 static char buf[25];\r
1286\r
1287 char *retStr = buf;\r
1288 switch (id){\r
1289 case 0: snprintf(retStr,sizeof(buf),"%d - RF/8",id); break;\r
1290 case 1: snprintf(retStr,sizeof(buf),"%d - RF/16",id); break;\r
1291 case 2: snprintf(retStr,sizeof(buf),"%d - RF/32",id); break;\r
1292 case 3: snprintf(retStr,sizeof(buf),"%d - RF/40",id); break;\r
1293 case 4: snprintf(retStr,sizeof(buf),"%d - RF/50",id); break;\r
1294 case 5: snprintf(retStr,sizeof(buf),"%d - RF/64",id); break;\r
1295 case 6: snprintf(retStr,sizeof(buf),"%d - RF/100",id); break;\r
1296 case 7: snprintf(retStr,sizeof(buf),"%d - RF/128",id); break;\r
1297 default: snprintf(retStr,sizeof(buf),"%d - (Unknown)",id); break;\r
1298 }\r
1299 return buf;\r
1300}\r
1301\r
1302char * GetSaferStr(uint32_t id){\r
1303 static char buf[40];\r
1304 char *retStr = buf;\r
1305 \r
1306 snprintf(retStr,sizeof(buf),"%d",id);\r
1307 if (id == 6) {\r
1308 snprintf(retStr,sizeof(buf),"%d - passwd",id);\r
1309 }\r
1310 if (id == 9 ){\r
1311 snprintf(retStr,sizeof(buf),"%d - testmode",id);\r
1312 }\r
1313 \r
1314 return buf;\r
1315}\r
1316\r
1317char * GetModulationStr( uint32_t id){\r
1318 static char buf[60];\r
1319 char *retStr = buf;\r
1320 \r
1321 switch (id){\r
1322 case 0: snprintf(retStr,sizeof(buf),"%d - DIRECT (ASK/NRZ)",id); break;\r
1323 case 1: snprintf(retStr,sizeof(buf),"%d - PSK 1 phase change when input changes",id); break;\r
1324 case 2: snprintf(retStr,sizeof(buf),"%d - PSK 2 phase change on bitclk if input high",id); break;\r
1325 case 3: snprintf(retStr,sizeof(buf),"%d - PSK 3 phase change on rising edge of input",id); break;\r
1326 case 4: snprintf(retStr,sizeof(buf),"%d - FSK 1 RF/8 RF/5",id); break;\r
1327 case 5: snprintf(retStr,sizeof(buf),"%d - FSK 2 RF/8 RF/10",id); break;\r
1328 case 6: snprintf(retStr,sizeof(buf),"%d - FSK 1a RF/5 RF/8",id); break;\r
1329 case 7: snprintf(retStr,sizeof(buf),"%d - FSK 2a RF/10 RF/8",id); break;\r
1330 case 8: snprintf(retStr,sizeof(buf),"%d - Manchester",id); break;\r
1331 case 16: snprintf(retStr,sizeof(buf),"%d - Biphase",id); break;\r
1332 case 0x18:snprintf(retStr,sizeof(buf),"%d - Biphase a - AKA Conditional Dephase Encoding(CDP)",id); break;\r
1333 case 17: snprintf(retStr,sizeof(buf),"%d - Reserved",id); break;\r
1334 default: snprintf(retStr,sizeof(buf),"0x%02X (Unknown)",id); break;\r
1335 }\r
1336 return buf;\r
1337}\r
1338\r
1339char * GetModelStrFromCID(uint32_t cid){\r
1340 \r
1341 static char buf[10];\r
1342 char *retStr = buf;\r
1343 \r
1344 if (cid == 1) snprintf(retStr, sizeof(buf),"ATA5577M1");\r
1345 if (cid == 2) snprintf(retStr, sizeof(buf),"ATA5577M2"); \r
1346 return buf;\r
1347}\r
1348\r
1349char * GetSelectedModulationStr( uint8_t id){\r
1350\r
1351 static char buf[20];\r
1352 char *retStr = buf;\r
1353\r
1354 switch (id){\r
1355 case DEMOD_FSK: snprintf(retStr,sizeof(buf),"FSK"); break;\r
1356 case DEMOD_FSK1: snprintf(retStr,sizeof(buf),"FSK1"); break;\r
1357 case DEMOD_FSK1a: snprintf(retStr,sizeof(buf),"FSK1a"); break;\r
1358 case DEMOD_FSK2: snprintf(retStr,sizeof(buf),"FSK2"); break;\r
1359 case DEMOD_FSK2a: snprintf(retStr,sizeof(buf),"FSK2a"); break;\r
1360 case DEMOD_ASK: snprintf(retStr,sizeof(buf),"ASK"); break;\r
1361 case DEMOD_NRZ: snprintf(retStr,sizeof(buf),"DIRECT/NRZ"); break;\r
1362 case DEMOD_PSK1: snprintf(retStr,sizeof(buf),"PSK1"); break;\r
1363 case DEMOD_PSK2: snprintf(retStr,sizeof(buf),"PSK2"); break;\r
1364 case DEMOD_PSK3: snprintf(retStr,sizeof(buf),"PSK3"); break;\r
1365 case DEMOD_BI: snprintf(retStr,sizeof(buf),"BIPHASE"); break;\r
1366 case DEMOD_BIa: snprintf(retStr,sizeof(buf),"BIPHASEa - (CDP)"); break;\r
1367 default: snprintf(retStr,sizeof(buf),"(Unknown)"); break;\r
1368 }\r
1369 return buf;\r
1370}\r
1371\r
1372void t55x7_create_config_block( int tagtype ){\r
1373\r
1374 /*\r
1375 T55X7_DEFAULT_CONFIG_BLOCK, T55X7_RAW_CONFIG_BLOCK\r
1376 T55X7_EM_UNIQUE_CONFIG_BLOCK, T55X7_FDXB_CONFIG_BLOCK,\r
1377 T55X7_FDXB_CONFIG_BLOCK, T55X7_HID_26_CONFIG_BLOCK, T55X7_INDALA_64_CONFIG_BLOCK, T55X7_INDALA_224_CONFIG_BLOCK \r
1378 T55X7_GUARDPROXII_CONFIG_BLOCK, T55X7_VIKING_CONFIG_BLOCK, T55X7_NORALYS_CONFIG_BLOCK, T55X7_IOPROX_CONFIG_BLOCK \r
1379 */\r
1380 static char buf[60];\r
1381 char *retStr = buf;\r
1382 \r
1383 switch (tagtype){\r
1384 case 0: snprintf(retStr, sizeof(buf),"%08X - T55X7 Default", T55X7_DEFAULT_CONFIG_BLOCK); break;\r
1385 case 1: snprintf(retStr, sizeof(buf),"%08X - T55X7 Raw", T55X7_RAW_CONFIG_BLOCK); break;\r
1386 case 2: snprintf(retStr, sizeof(buf),"%08X - T5555 Q5 Default", T5555_DEFAULT_CONFIG_BLOCK); break;\r
1387 default:\r
1388 break;\r
1389 }\r
1390 PrintAndLog(buf);\r
1391}\r
1392\r
1393int CmdResetRead(const char *Cmd) {\r
1394 UsbCommand c = {CMD_T55XX_RESET_READ, {0,0,0}};\r
1395\r
1396 clearCommandBuffer();\r
1397 SendCommand(&c);\r
1398 if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {\r
1399 PrintAndLog("command execution time out");\r
1400 return 0;\r
1401 }\r
1402\r
1403 uint8_t got[BIGBUF_SIZE-1];\r
1404 GetFromBigBuf(got,sizeof(got),0);\r
1405 WaitForResponse(CMD_ACK,NULL);\r
1406 setGraphBuf(got, sizeof(got));\r
1407 return 1;\r
1408}\r
1409// ADD T5555 (Q5) Default config block\r
1410int CmdT55xxWipe(const char *Cmd) {\r
1411 char writeData[20] = {0};\r
1412 char *ptrData = writeData;\r
1413 char cmdp = param_getchar(Cmd, 0); \r
1414 if ( cmdp == 'h' || cmdp == 'H') return usage_t55xx_wipe();\r
1415\r
1416 bool Q5 = (cmdp == 'q' || cmdp == 'Q');\r
1417\r
1418 // Try with the default password to reset block 0\r
1419 // With a pwd should work even if pwd bit not set\r
1420 PrintAndLog("\nBeginning Wipe of a T55xx tag (assuming the tag is not password protected)\n");\r
1421 \r
1422 if ( Q5 ){\r
1423 snprintf(ptrData,sizeof(writeData),"b 0 d 6001F004 p 0");\r
1424 } else {\r
1425 snprintf(ptrData,sizeof(writeData),"b 0 d 000880E0 p 0");\r
1426 }\r
1427 \r
1428 if (!CmdT55xxWriteBlock(ptrData)) PrintAndLog("Error writing blk 0");\r
1429 \r
1430 for (uint8_t blk = 1; blk<8; blk++) {\r
1431 \r
1432 snprintf(ptrData,sizeof(writeData),"b %d d 0", blk);\r
1433 \r
1434 if (!CmdT55xxWriteBlock(ptrData)) PrintAndLog("Error writing blk %d", blk);\r
1435 \r
1436 memset(writeData,0x00, sizeof(writeData));\r
1437 }\r
1438 return 0;\r
1439}\r
1440\r
1441int CmdT55xxBruteForce(const char *Cmd) {\r
1442 \r
1443 // load a default pwd file.\r
1444 char buf[9];\r
1445 char filename[FILE_PATH_SIZE]={0};\r
1446 int keycnt = 0;\r
1447 int ch;\r
1448 uint8_t stKeyBlock = 20;\r
1449 uint8_t *keyBlock = NULL, *p = NULL;\r
1450 uint32_t start_password = 0x00000000; //start password\r
1451 uint32_t end_password = 0xFFFFFFFF; //end password\r
1452 bool found = false;\r
1453\r
1454 char cmdp = param_getchar(Cmd, 0);\r
1455 if (cmdp == 'h' || cmdp == 'H') return usage_t55xx_bruteforce();\r
1456\r
1457 keyBlock = calloc(stKeyBlock, 6);\r
1458 if (keyBlock == NULL) return 1;\r
1459\r
1460 if (cmdp == 'i' || cmdp == 'I') {\r
1461 \r
1462 int len = strlen(Cmd+2);\r
1463 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;\r
1464 memcpy(filename, Cmd+2, len);\r
1465 \r
1466 FILE * f = fopen( filename , "r"); \r
1467 if ( !f ) {\r
1468 PrintAndLog("File: %s: not found or locked.", filename);\r
1469 free(keyBlock);\r
1470 return 1;\r
1471 } \r
1472 \r
1473 while( fgets(buf, sizeof(buf), f) ){\r
1474 if (strlen(buf) < 8 || buf[7] == '\n') continue;\r
1475 \r
1476 while (fgetc(f) != '\n' && !feof(f)) ; //goto next line\r
1477 \r
1478 //The line start with # is comment, skip\r
1479 if( buf[0]=='#' ) continue;\r
1480\r
1481 if (!isxdigit(buf[0])){\r
1482 PrintAndLog("File content error. '%s' must include 8 HEX symbols", buf);\r
1483 continue;\r
1484 }\r
1485 \r
1486 buf[8] = 0;\r
1487\r
1488 if ( stKeyBlock - keycnt < 2) {\r
1489 p = realloc(keyBlock, 6*(stKeyBlock+=10));\r
1490 if (!p) {\r
1491 PrintAndLog("Cannot allocate memory for defaultKeys");\r
1492 free(keyBlock);\r
1493 if (f) {\r
1494 fclose(f);\r
1495 f = NULL;\r
1496 }\r
1497 return 2;\r
1498 }\r
1499 keyBlock = p;\r
1500 }\r
1501 memset(keyBlock + 4 * keycnt, 0, 4);\r
1502 num_to_bytes(strtoll(buf, NULL, 16), 4, keyBlock + 4*keycnt);\r
1503 PrintAndLog("chk custom pwd[%2d] %08X", keycnt, bytes_to_num(keyBlock + 4*keycnt, 4));\r
1504 keycnt++;\r
1505 memset(buf, 0, sizeof(buf));\r
1506 } \r
1507 if (f) {\r
1508 fclose(f);\r
1509 f = NULL;\r
1510 }\r
1511 if (keycnt == 0) {\r
1512 PrintAndLog("No keys found in file");\r
1513 free(keyBlock);\r
1514 return 1;\r
1515 }\r
1516 PrintAndLog("Loaded %d keys", keycnt);\r
1517 \r
1518 // loop\r
1519 uint64_t testpwd = 0x00;\r
1520 for (uint16_t c = 0; c < keycnt; ++c ) {\r
1521\r
1522 if ( offline ) {\r
1523 printf("Device offline\n");\r
1524 free(keyBlock);\r
1525 return 2;\r
1526 }\r
1527 \r
1528 if (ukbhit()) {\r
1529 ch = getchar();\r
1530 (void)ch;\r
1531 printf("\naborted via keyboard!\n");\r
1532 free(keyBlock);\r
1533 return 0;\r
1534 }\r
1535 \r
1536 testpwd = bytes_to_num(keyBlock + 4*c, 4);\r
1537\r
1538 PrintAndLog("Testing %08X", testpwd);\r
1539 \r
1540 if ( !AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, TRUE, testpwd)) {\r
1541 PrintAndLog("Aquireing data from device failed. Quitting");\r
1542 free(keyBlock);\r
1543 return 0;\r
1544 }\r
1545 \r
1546 found = tryDetectModulation();\r
1547 if ( found ) {\r
1548 PrintAndLog("Found valid password: [%08X]", testpwd);\r
1549 free(keyBlock);\r
1550 return 0;\r
1551 } \r
1552 }\r
1553 PrintAndLog("Password NOT found.");\r
1554 free(keyBlock);\r
1555 return 0;\r
1556 }\r
1557 \r
1558 // Try to read Block 7, first :)\r
1559 \r
1560 // incremental pwd range search\r
1561 start_password = param_get32ex(Cmd, 0, 0, 16);\r
1562 end_password = param_get32ex(Cmd, 1, 0, 16);\r
1563 \r
1564 if ( start_password >= end_password ) {\r
1565 free(keyBlock);\r
1566 return usage_t55xx_bruteforce();\r
1567 }\r
1568 \r
1569 PrintAndLog("Search password range [%08X -> %08X]", start_password, end_password);\r
1570 \r
1571 uint32_t i = start_password;\r
1572\r
1573 while ((!found) && (i <= end_password)){\r
1574\r
1575 printf(".");\r
1576 fflush(stdout);\r
1577 if (ukbhit()) {\r
1578 ch = getchar();\r
1579 (void)ch;\r
1580 printf("\naborted via keyboard!\n");\r
1581 free(keyBlock);\r
1582 return 0;\r
1583 }\r
1584 \r
1585 if (!AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, TRUE, i)) {\r
1586 PrintAndLog("Aquireing data from device failed. Quitting");\r
1587 free(keyBlock);\r
1588 return 0;\r
1589 }\r
1590 found = tryDetectModulation();\r
1591 \r
1592 if (found) break;\r
1593 i++;\r
1594 }\r
1595 \r
1596 PrintAndLog("");\r
1597 \r
1598 if (found)\r
1599 PrintAndLog("Found valid password: [%08x]", i);\r
1600 else\r
1601 PrintAndLog("Password NOT found. Last tried: [%08x]", --i);\r
1602\r
1603 free(keyBlock);\r
1604 return 0;\r
1605}\r
1606\r
1607int tryOnePassword(uint32_t password) {\r
1608 PrintAndLog("Trying password %08x", password);\r
1609 if (!AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, TRUE, password)) {\r
1610 PrintAndLog("Aquireing data from device failed. Quitting");\r
1611 return -1;\r
1612 }\r
1613\r
1614 if (tryDetectModulation())\r
1615 return 1;\r
1616 else \r
1617 return 0;\r
1618}\r
1619\r
1620int CmdT55xxRecoverPW(const char *Cmd) {\r
1621 int bit = 0;\r
1622 uint32_t orig_password = 0x0;\r
1623 uint32_t curr_password = 0x0;\r
1624 uint32_t prev_password = 0xffffffff;\r
1625 uint32_t mask = 0x0;\r
1626 int found = 0;\r
1627\r
1628 char cmdp = param_getchar(Cmd, 0);\r
1629 if (cmdp == 'h' || cmdp == 'H') return usage_t55xx_recoverpw();\r
1630\r
1631 orig_password = param_get32ex(Cmd, 0, 0x51243648, 16); //password used by handheld cloners\r
1632\r
1633 // first try fliping each bit in the expected password\r
1634 while ((found != 1) && (bit < 32)) {\r
1635 curr_password = orig_password ^ ( 1 << bit );\r
1636 found = tryOnePassword(curr_password);\r
1637 if (found == 1)\r
1638 goto done;\r
1639 else if (found == -1)\r
1640 return 0;\r
1641 bit++;\r
1642 }\r
1643\r
1644 // now try to use partial original password, since block 7 should have been completely\r
1645 // erased during the write sequence and it is possible that only partial password has been\r
1646 // written\r
1647 // not sure from which end the bit bits are written, so try from both ends \r
1648 // from low bit to high bit\r
1649 bit = 0;\r
1650 while ((found != 1) && (bit < 32)) {\r
1651 mask += ( 1 << bit );\r
1652 curr_password = orig_password & mask;\r
1653 // if updated mask didn't change the password, don't try it again\r
1654 if (prev_password == curr_password) {\r
1655 bit++;\r
1656 continue;\r
1657 }\r
1658 found = tryOnePassword(curr_password);\r
1659 if (found == 1)\r
1660 goto done;\r
1661 else if (found == -1)\r
1662 return 0;\r
1663 bit++;\r
1664 prev_password=curr_password;\r
1665 }\r
1666\r
1667 // from high bit to low\r
1668 bit = 0;\r
1669 mask = 0xffffffff;\r
1670 while ((found != 1) && (bit < 32)) {\r
1671 mask -= ( 1 << bit );\r
1672 curr_password = orig_password & mask;\r
1673 // if updated mask didn't change the password, don't try it again\r
1674 if (prev_password == curr_password) {\r
1675 bit++;\r
1676 continue;\r
1677 }\r
1678 found = tryOnePassword(curr_password);\r
1679 if (found == 1)\r
1680 goto done;\r
1681 else if (found == -1)\r
1682 return 0;\r
1683 bit++;\r
1684 prev_password=curr_password;\r
1685 }\r
1686done:\r
1687 PrintAndLog("");\r
1688\r
1689 if (found == 1)\r
1690 PrintAndLog("Found valid password: [%08x]", curr_password);\r
1691 else\r
1692 PrintAndLog("Password NOT found.");\r
1693\r
1694 return 0;\r
1695}\r
1696\r
1697static command_t CommandTable[] = {\r
1698 {"help", CmdHelp, 1, "This help"},\r
1699 {"bruteforce", CmdT55xxBruteForce,0, "<start password> <end password> [i <*.dic>] Simple bruteforce attack to find password"},\r
1700 {"config", CmdT55xxSetConfig, 1, "Set/Get T55XX configuration (modulation, inverted, offset, rate)"},\r
1701 {"detect", CmdT55xxDetect, 1, "[1] Try detecting the tag modulation from reading the configuration block."},\r
1702 {"dump", CmdT55xxDump, 0, "[password] [o] Dump T55xx card block 0-7. Optional [password], [override]"},\r
1703 {"info", CmdT55xxInfo, 1, "[1] Show T55x7 configuration data (page 0/ blk 0)"},\r
1704 {"read", CmdT55xxReadBlock, 0, "b <block> p [password] [o] [1] -- Read T55xx block data. Optional [p password], [override], [page1]"},\r
1705 {"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)"},\r
1706 {"recoverpw", CmdT55xxRecoverPW, 0, "[password] Try to recover from bad password write from a cloner. Only use on PW protected chips!"},\r
1707 {"special", special, 0, "Show block changes with 64 different offsets"}, \r
1708 {"trace", CmdT55xxReadTrace, 1, "[1] Show T55x7 traceability data (page 1/ blk 0-1)"},\r
1709 {"wakeup", CmdT55xxWakeUp, 0, "Send AOR wakeup command"},\r
1710 {"wipe", CmdT55xxWipe, 0, "[q] Wipe a T55xx tag and set defaults (will destroy any data on tag)"},\r
1711 {"write", CmdT55xxWriteBlock,0, "b <block> d <data> p [password] [1] -- Write T55xx block data. Optional [p password], [page1]"},\r
1712 {NULL, NULL, 0, NULL}\r
1713};\r
1714\r
1715int CmdLFT55XX(const char *Cmd) {\r
1716 clearCommandBuffer();\r
1717 CmdsParse(CommandTable, Cmd);\r
1718 return 0;\r
1719}\r
1720\r
1721int CmdHelp(const char *Cmd) {\r
1722 CmdsHelp(CommandTable);\r
1723 return 0;\r
1724}\r
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