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54a942b0 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
ad939de5 10#include "cmdlft55xx.h"\r
11\r
54a942b0 12#include <stdio.h>\r
13#include <string.h>\r
14#include <inttypes.h>\r
acf0582d 15#include <ctype.h>\r
16#include <time.h>\r
ad939de5 17#include "comms.h"\r
54a942b0 18#include "ui.h"\r
19#include "graph.h"\r
13d77ef9 20#include "cmdmain.h"\r
54a942b0 21#include "cmdparser.h"\r
22#include "cmddata.h"\r
23#include "cmdlf.h"\r
13d77ef9 24#include "util.h"\r
13d77ef9 25#include "lfdemod.h"\r
b97311b1 26#include "protocols.h"\r
1338d245 27#include "taginfo.h"\r
13d77ef9 28\r
709665b5 29#define T55x7_CONFIGURATION_BLOCK 0x00\r
30#define T55x7_PAGE0 0x00\r
31#define T55x7_PAGE1 0x01\r
3975d477 32//#define T55x7_PWD 0x00000010\r
be2d41b7 33#define REGULAR_READ_MODE_BLOCK 0xFF\r
13d77ef9 34\r
35// Default configuration\r
7cb8516c 36t55xx_conf_block_t config = { .modulation = DEMOD_ASK, .inverted = false, .offset = 0x00, .block0 = 0x00, .Q5 = false };\r
13d77ef9 37\r
9f669cb2 38t55xx_conf_block_t Get_t55xx_Config(){\r
39 return config;\r
40}\r
41void Set_t55xx_Config(t55xx_conf_block_t conf){\r
42 config = conf;\r
43}\r
44\r
13d77ef9 45int usage_t55xx_config(){\r
f6650679 46 PrintAndLog("Usage: lf t55xx config [d <demodulation>] [i 1] [o <offset>] [Q5]");\r
be2d41b7 47 PrintAndLog("Options:");\r
13d77ef9 48 PrintAndLog(" h This help");\r
f6650679 49 PrintAndLog(" b <8|16|32|40|50|64|100|128> Set bitrate");\r
4ff341ef 50 PrintAndLog(" d <FSK|FSK1|FSK1a|FSK2|FSK2a|ASK|PSK1|PSK2|NRZ|BI|BIa> Set demodulation FSK / ASK / PSK / NRZ / Biphase / Biphase A");\r
f6650679 51 PrintAndLog(" i [1] Invert data signal, defaults to normal");\r
52 PrintAndLog(" o [offset] Set offset, where data should start decode in bitstream");\r
53 PrintAndLog(" Q5 Set as Q5(T5555) chip instead of T55x7");\r
d1869c33 54 PrintAndLog(" ST Set Sequence Terminator on");\r
13d77ef9 55 PrintAndLog("");\r
56 PrintAndLog("Examples:");\r
57 PrintAndLog(" lf t55xx config d FSK - FSK demodulation");\r
58 PrintAndLog(" lf t55xx config d FSK i 1 - FSK demodulation, inverse data");\r
59 PrintAndLog(" lf t55xx config d FSK i 1 o 3 - FSK demodulation, inverse data, offset=3,start from position 3 to decode data");\r
60 PrintAndLog("");\r
61 return 0;\r
62}\r
63int usage_t55xx_read(){\r
0c8200f1 64 PrintAndLog("Usage: lf t55xx read [b <block>] [p <password>] <override_safety> <page1>");\r
be2d41b7 65 PrintAndLog("Options:");\r
0c8200f1 66 PrintAndLog(" b <block> - block number to read. Between 0-7");\r
67 PrintAndLog(" p <password> - OPTIONAL password (8 hex characters)");\r
68 PrintAndLog(" o - OPTIONAL override safety check");\r
69 PrintAndLog(" 1 - OPTIONAL read Page 1 instead of Page 0");\r
6dd0ff30 70 PrintAndLog(" e <mode> - OPTIONAL downlink encoding '0' fixed bit length (default), '1' long leading reference");\r
71 PrintAndLog(" '2' leading zero, '3' 1 of 4 coding reference"); \r
f1b74c30 72 PrintAndLog(" ****WARNING****");\r
73 PrintAndLog(" Use of read with password on a tag not configured for a pwd");\r
74 PrintAndLog(" can damage the tag");\r
185e038c 75 PrintAndLog("");\r
13d77ef9 76 PrintAndLog("Examples:");\r
0c8200f1 77 PrintAndLog(" lf t55xx read b 0 - read data from block 0");\r
be2d41b7 78 PrintAndLog(" lf t55xx read b 0 p feedbeef - read data from block 0 password feedbeef");\r
79 PrintAndLog(" lf t55xx read b 0 p feedbeef o - read data from block 0 password feedbeef safety check");\r
13d77ef9 80 PrintAndLog("");\r
81 return 0;\r
82}\r
83int usage_t55xx_write(){\r
b97311b1 84 PrintAndLog("Usage: lf t55xx write [b <block>] [d <data>] [p <password>] [1] [t]");\r
be2d41b7 85 PrintAndLog("Options:");\r
0c8200f1 86 PrintAndLog(" b <block> - block number to write. Between 0-7");\r
87 PrintAndLog(" d <data> - 4 bytes of data to write (8 hex characters)");\r
88 PrintAndLog(" p <password> - OPTIONAL password 4bytes (8 hex characters)");\r
89 PrintAndLog(" 1 - OPTIONAL write Page 1 instead of Page 0");\r
b97311b1 90 PrintAndLog(" t - OPTIONAL test mode write - ****DANGER****"); \r
6dd0ff30 91 PrintAndLog(" e <mode> - OPTIONAL downlink encoding '0' fixed bit length (default), '1' long leading reference");\r
92 PrintAndLog(" '2' leading zero, '3' 1 of 4 coding reference"); \r
185e038c 93 PrintAndLog("");\r
13d77ef9 94 PrintAndLog("Examples:");\r
72c5877a 95 PrintAndLog(" lf t55xx write b 3 d 11223344 - write 11223344 to block 3");\r
96 PrintAndLog(" lf t55xx write b 3 d 11223344 p feedbeef - write 11223344 to block 3 password feedbeef");\r
13d77ef9 97 PrintAndLog("");\r
98 return 0;\r
99}\r
100int usage_t55xx_trace() {\r
101 PrintAndLog("Usage: lf t55xx trace [1]");\r
be2d41b7 102 PrintAndLog("Options:");\r
0c8200f1 103 PrintAndLog(" [graph buffer data] - if set, use Graphbuffer otherwise read data from tag.");\r
13d77ef9 104 PrintAndLog("");\r
105 PrintAndLog("Examples:");\r
106 PrintAndLog(" lf t55xx trace");\r
107 PrintAndLog(" lf t55xx trace 1");\r
108 PrintAndLog("");\r
109 return 0;\r
110}\r
111int usage_t55xx_info() {\r
112 PrintAndLog("Usage: lf t55xx info [1]");\r
be2d41b7 113 PrintAndLog("Options:");\r
0c8200f1 114 PrintAndLog(" [graph buffer data] - if set, use Graphbuffer otherwise read data from tag.");\r
13d77ef9 115 PrintAndLog("");\r
116 PrintAndLog("Examples:");\r
117 PrintAndLog(" lf t55xx info");\r
118 PrintAndLog(" lf t55xx info 1");\r
119 PrintAndLog("");\r
120 return 0;\r
121}\r
122int usage_t55xx_dump(){\r
be2d41b7 123 PrintAndLog("Usage: lf t55xx dump <password> [o]");\r
124 PrintAndLog("Options:");\r
0c8200f1 125 PrintAndLog(" <password> - OPTIONAL password 4bytes (8 hex symbols)");\r
126 PrintAndLog(" o - OPTIONAL override, force pwd read despite danger to card");\r
13d77ef9 127 PrintAndLog("");\r
128 PrintAndLog("Examples:");\r
129 PrintAndLog(" lf t55xx dump");\r
be2d41b7 130 PrintAndLog(" lf t55xx dump feedbeef o");\r
13d77ef9 131 PrintAndLog("");\r
132 return 0;\r
133}\r
134int usage_t55xx_detect(){\r
ab5ffe3b 135 PrintAndLog("Usage: lf t55xx detect [1] [p <password>]");\r
be2d41b7 136 PrintAndLog("Options:");\r
ab5ffe3b 137 PrintAndLog(" 1 - if set, use Graphbuffer otherwise read data from tag.");\r
138 PrintAndLog(" p <password> - OPTIONAL password (8 hex characters)");\r
6dd0ff30 139 PrintAndLog(" e <mode> - OPTIONAL downlink encoding '0' fixed bit length (default), '1' long leading reference");\r
140 PrintAndLog(" '2' leading zero, '3' 1 of 4 coding reference"); \r
13d77ef9 141 PrintAndLog("");\r
142 PrintAndLog("Examples:");\r
143 PrintAndLog(" lf t55xx detect");\r
144 PrintAndLog(" lf t55xx detect 1");\r
ab5ffe3b 145 PrintAndLog(" lf t55xx detect p 11223344");\r
13d77ef9 146 PrintAndLog("");\r
147 return 0;\r
148}\r
b97311b1 149int usage_t55xx_detectP1(){\r
605524b1 150 PrintAndLog("Command: Detect Page 1 of a t55xx chip");\r
151 PrintAndLog("Usage: lf t55xx p1detect [1] [p <password>]");\r
b97311b1 152 PrintAndLog("Options:");\r
153 PrintAndLog(" 1 - if set, use Graphbuffer otherwise read data from tag.");\r
154 PrintAndLog(" p <password> - OPTIONAL password (8 hex characters)");\r
155 PrintAndLog("");\r
156 PrintAndLog("Examples:");\r
605524b1 157 PrintAndLog(" lf t55xx p1detect");\r
158 PrintAndLog(" lf t55xx p1detect 1");\r
159 PrintAndLog(" lf t55xx p1detect p 11223344");\r
b97311b1 160 PrintAndLog("");\r
161 return 0;\r
162}\r
be2d41b7 163int usage_t55xx_wakup(){\r
b97311b1 164 PrintAndLog("Usage: lf t55xx wakeup [h] <password>");\r
be2d41b7 165 PrintAndLog("This commands send the Answer-On-Request command and leaves the readerfield ON afterwards.");\r
166 PrintAndLog("Options:");\r
167 PrintAndLog(" h - this help");\r
b97311b1 168 PrintAndLog(" <password> - [required] password 4bytes (8 hex symbols)");\r
be2d41b7 169 PrintAndLog("");\r
170 PrintAndLog("Examples:");\r
b97311b1 171 PrintAndLog(" lf t55xx wakeup 11223344 - send wakeup password");\r
be2d41b7 172 return 0;\r
173}\r
506672c4 174int usage_t55xx_bruteforce(){\r
51923aca 175 PrintAndLog("This command uses A) bruteforce to scan a number range");\r
176 PrintAndLog(" B) a dictionary attack");\r
506672c4 177 PrintAndLog("Usage: lf t55xx bruteforce <start password> <end password> [i <*.dic>]");\r
178 PrintAndLog(" password must be 4 bytes (8 hex symbols)");\r
179 PrintAndLog("Options:");\r
51923aca 180 PrintAndLog(" h - this help");\r
181 PrintAndLog(" <start_pwd> - 4 byte hex value to start pwd search at");\r
182 PrintAndLog(" <end_pwd> - 4 byte hex value to end pwd search at");\r
183 PrintAndLog(" i <*.dic> - loads a default keys dictionary file <*.dic>");\r
506672c4 184 PrintAndLog("");\r
185 PrintAndLog("Examples:");\r
186 PrintAndLog(" lf t55xx bruteforce aaaaaaaa bbbbbbbb");\r
51923aca 187 PrintAndLog(" lf t55xx bruteforce i default_pwd.dic");\r
506672c4 188 PrintAndLog("");\r
189 return 0;\r
190}\r
dd8e4513 191int usage_t55xx_bruteforce_downlink(){\r
192 PrintAndLog("This command uses A) bruteforce to scan a number range");\r
193 PrintAndLog(" B) a dictionary attack");\r
194 PrintAndLog("Usage: lf t55xx bruteforce <start password> <end password> [i <*.dic>]");\r
195 PrintAndLog(" password must be 4 bytes (8 hex symbols)");\r
196 PrintAndLog("Options:");\r
197 PrintAndLog(" h - this help");\r
198 PrintAndLog(" r <start_pwd> <end_pwd> - 4 byte hex value to start and end pwd search at");\r
6dd0ff30 199 PrintAndLog(" i <*.dic> - loads a default keys dictionary file <*.dic>");\r
200 PrintAndLog(" e <mode> - OPTIONAL downlink encoding '0' fixed bit length (default)"); \r
201 PrintAndLog(" '1' long leading reference, '2' leading zero ");\r
202 PrintAndLog(" '3' 1 of 4 coding reference, '4' special - try all downlink modes");\r
dd8e4513 203 PrintAndLog("");\r
204 PrintAndLog("Examples:");\r
205 PrintAndLog(" lf t55xx bruteforce aaaaaaaa bbbbbbbb");\r
206 PrintAndLog(" lf t55xx bruteforce i default_pwd.dic");\r
207 PrintAndLog("");\r
208 return 0;\r
209}\r
5490c2d6 210int usage_t55xx_wipe(){\r
211 PrintAndLog("Usage: lf t55xx wipe [h] [Q5]");\r
212 PrintAndLog("This commands wipes a tag, fills blocks 1-7 with zeros and a default configuration block");\r
213 PrintAndLog("Options:");\r
214 PrintAndLog(" h - this help");\r
215 PrintAndLog(" Q5 - indicates to use the T5555 (Q5) default configuration block");\r
216 PrintAndLog("");\r
217 PrintAndLog("Examples:");\r
218 PrintAndLog(" lf t55xx wipe - wipes a t55x7 tag, config block 0x000880E0");\r
219 PrintAndLog(" lf t55xx wipe Q5 - wipes a t5555 Q5 tag, config block 0x6001F004");\r
220 return 0;\r
221}\r
222\r
54a942b0 223\r
224static int CmdHelp(const char *Cmd);\r
225\r
709665b5 226void printT5xxHeader(uint8_t page){\r
506672c4 227 PrintAndLog("Reading Page %d:", page);\r
709665b5 228 PrintAndLog("blk | hex data | binary");\r
229 PrintAndLog("----+----------+---------------------------------"); \r
230}\r
231\r
13d77ef9 232int CmdT55xxSetConfig(const char *Cmd) {\r
54a942b0 233\r
13d77ef9 234 uint8_t offset = 0;\r
b6a04aff 235 char modulation[6] = {0x00};\r
13d77ef9 236 char tmp = 0x00;\r
237 uint8_t bitRate = 0;\r
238 uint8_t rates[9] = {8,16,32,40,50,64,100,128,0};\r
8e99ec25 239 uint8_t cmdp = 0;\r
7cb8516c 240 bool errors = false;\r
13d77ef9 241 while(param_getchar(Cmd, cmdp) != 0x00 && !errors)\r
242 {\r
243 tmp = param_getchar(Cmd, cmdp);\r
244 switch(tmp)\r
245 {\r
246 case 'h':\r
247 case 'H':\r
248 return usage_t55xx_config();\r
249 case 'b':\r
250 errors |= param_getdec(Cmd, cmdp+1, &bitRate);\r
251 if ( !errors){\r
252 uint8_t i = 0;\r
253 for (; i < 9; i++){\r
254 if (rates[i]==bitRate) {\r
255 config.bitrate = i;\r
256 break;\r
257 }\r
258 }\r
7cb8516c 259 if (i==9) errors = true;\r
13d77ef9 260 }\r
261 cmdp+=2;\r
262 break;\r
263 case 'd':\r
874572d4 264 param_getstr(Cmd, cmdp+1, modulation, sizeof(modulation));\r
13d77ef9 265 cmdp += 2;\r
54a942b0 266\r
2767fc02 267 if ( strcmp(modulation, "FSK" ) == 0) {\r
13d77ef9 268 config.modulation = DEMOD_FSK;\r
2767fc02 269 } else if ( strcmp(modulation, "FSK1" ) == 0) {\r
13d77ef9 270 config.modulation = DEMOD_FSK1;\r
2767fc02 271 config.inverted=1;\r
272 } else if ( strcmp(modulation, "FSK1a" ) == 0) {\r
13d77ef9 273 config.modulation = DEMOD_FSK1a;\r
2767fc02 274 config.inverted=0;\r
275 } else if ( strcmp(modulation, "FSK2" ) == 0) {\r
13d77ef9 276 config.modulation = DEMOD_FSK2;\r
2767fc02 277 config.inverted=0;\r
278 } else if ( strcmp(modulation, "FSK2a" ) == 0) {\r
13d77ef9 279 config.modulation = DEMOD_FSK2a;\r
2767fc02 280 config.inverted=1;\r
281 } else if ( strcmp(modulation, "ASK" ) == 0) {\r
13d77ef9 282 config.modulation = DEMOD_ASK;\r
2767fc02 283 } else if ( strcmp(modulation, "NRZ" ) == 0) {\r
13d77ef9 284 config.modulation = DEMOD_NRZ;\r
2767fc02 285 } else if ( strcmp(modulation, "PSK1" ) == 0) {\r
13d77ef9 286 config.modulation = DEMOD_PSK1;\r
2767fc02 287 } else if ( strcmp(modulation, "PSK2" ) == 0) {\r
13d77ef9 288 config.modulation = DEMOD_PSK2;\r
2767fc02 289 } else if ( strcmp(modulation, "PSK3" ) == 0) {\r
13d77ef9 290 config.modulation = DEMOD_PSK3;\r
2767fc02 291 } else if ( strcmp(modulation, "BIa" ) == 0) {\r
13d77ef9 292 config.modulation = DEMOD_BIa;\r
2767fc02 293 config.inverted=1;\r
294 } else if ( strcmp(modulation, "BI" ) == 0) {\r
13d77ef9 295 config.modulation = DEMOD_BI;\r
2767fc02 296 config.inverted=0;\r
297 } else {\r
13d77ef9 298 PrintAndLog("Unknown modulation '%s'", modulation);\r
7cb8516c 299 errors = true;\r
13d77ef9 300 }\r
301 break;\r
302 case 'i':\r
303 config.inverted = param_getchar(Cmd,cmdp+1) == '1';\r
304 cmdp+=2;\r
305 break;\r
306 case 'o':\r
307 errors |= param_getdec(Cmd, cmdp+1, &offset);\r
308 if ( !errors )\r
309 config.offset = offset;\r
310 cmdp+=2;\r
311 break;\r
f6650679 312 case 'Q':\r
313 case 'q': \r
7cb8516c 314 config.Q5 = true;\r
f6650679 315 cmdp++;\r
316 break;\r
d1869c33 317 case 'S':\r
318 case 's': \r
7cb8516c 319 config.ST = true;\r
d1869c33 320 cmdp++;\r
321 break;\r
13d77ef9 322 default:\r
323 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));\r
7cb8516c 324 errors = true;\r
13d77ef9 325 break;\r
326 }\r
327 }\r
54a942b0 328\r
13d77ef9 329 // No args\r
be2d41b7 330 if (cmdp == 0) return printConfiguration( config );\r
331\r
13d77ef9 332 //Validations\r
be2d41b7 333 if (errors) return usage_t55xx_config();\r
54a942b0 334\r
be2d41b7 335 config.block0 = 0;\r
336 return printConfiguration ( config );\r
337}\r
338\r
dd8e4513 339int T55xxReadBlock(uint8_t block, bool page1, bool usepwd, bool override, uint32_t password, uint8_t downlink_mode){\r
be2d41b7 340 //Password mode\r
341 if ( usepwd ) {\r
342 // try reading the config block and verify that PWD bit is set before doing this!\r
343 if ( !override ) {\r
dd8e4513 344 if ( !AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, false, 0,downlink_mode ) ) return 0;\r
be2d41b7 345 if ( !tryDetectModulation() ) {\r
346 PrintAndLog("Safety Check: Could not detect if PWD bit is set in config block. Exits.");\r
347 return 0;\r
348 } else {\r
349 PrintAndLog("Safety Check: PWD bit is NOT set in config block. Reading without password..."); \r
350 usepwd = false;\r
351 page1 = false;\r
352 }\r
353 } else {\r
354 PrintAndLog("Safety Check Overriden - proceeding despite risk");\r
355 }\r
356 }\r
357\r
dd8e4513 358 if (!AquireData(page1, block, usepwd, password,downlink_mode) ) return 0;\r
be2d41b7 359 if (!DecodeT55xxBlock()) return 0;\r
360\r
361 char blk[10]={0};\r
362 sprintf(blk,"%d", block);\r
363 printT55xxBlock(blk); \r
364 return 1;\r
13d77ef9 365}\r
54a942b0 366\r
13d77ef9 367int CmdT55xxReadBlock(const char *Cmd) {\r
be2d41b7 368 uint8_t block = REGULAR_READ_MODE_BLOCK;\r
369 uint32_t password = 0; //default to blank Block 7\r
dd8e4513 370 uint8_t downlink_mode = 0;\r
371 \r
be2d41b7 372 bool usepwd = false;\r
373 bool override = false;\r
374 bool page1 = false;\r
8e99ec25 375 bool errors = false;\r
be2d41b7 376 uint8_t cmdp = 0;\r
8e99ec25 377 while(param_getchar(Cmd, cmdp) != 0x00 && !errors) {\r
378 switch(param_getchar(Cmd, cmdp)) {\r
379 case 'h':\r
380 case 'H':\r
381 return usage_t55xx_read();\r
382 case 'b':\r
383 case 'B':\r
384 errors |= param_getdec(Cmd, cmdp+1, &block);\r
be2d41b7 385 cmdp += 2;\r
8e99ec25 386 break;\r
387 case 'o':\r
388 case 'O':\r
be2d41b7 389 override = true;\r
8e99ec25 390 cmdp++;\r
391 break;\r
392 case 'p':\r
393 case 'P':\r
be2d41b7 394 password = param_get32ex(Cmd, cmdp+1, 0, 16);\r
395 usepwd = true;\r
396 cmdp += 2;\r
8e99ec25 397 break;\r
be2d41b7 398 case '1':\r
399 page1 = true;\r
8e99ec25 400 cmdp++;\r
401 break;\r
dd8e4513 402 case 'e':\r
403 case 'E':\r
404 downlink_mode = param_getchar(Cmd, cmdp+1) - '0';\r
405 if (downlink_mode > 3) downlink_mode = 0;\r
406 cmdp +=2;\r
407 break;\r
8e99ec25 408 default:\r
409 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));\r
410 errors = true;\r
411 break;\r
412 }\r
413 }\r
414 if (errors) return usage_t55xx_read();\r
13d77ef9 415\r
be2d41b7 416 if (block > 7 && block != REGULAR_READ_MODE_BLOCK ) {\r
417 PrintAndLog("Block must be between 0 and 7");\r
418 return 0;\r
8e99ec25 419 }\r
709665b5 420\r
421 printT5xxHeader(page1);\r
dd8e4513 422 return T55xxReadBlock(block, page1, usepwd, override, password, downlink_mode);\r
54a942b0 423}\r
424\r
13d77ef9 425bool DecodeT55xxBlock(){\r
426 \r
fef74fdc 427 char buf[30] = {0x00};\r
13d77ef9 428 char *cmdStr = buf;\r
429 int ans = 0;\r
d1869c33 430 bool ST = config.ST;\r
13d77ef9 431 uint8_t bitRate[8] = {8,16,32,40,50,64,100,128};\r
13d77ef9 432 DemodBufferLen = 0x00;\r
54a942b0 433\r
13d77ef9 434 switch( config.modulation ){\r
435 case DEMOD_FSK:\r
224ce36e 436 snprintf(cmdStr, sizeof(buf),"%d %d", bitRate[config.bitrate], config.inverted );\r
7cb8516c 437 ans = FSKrawDemod(cmdStr, false);\r
13d77ef9 438 break;\r
439 case DEMOD_FSK1:\r
13d77ef9 440 case DEMOD_FSK1a:\r
224ce36e 441 snprintf(cmdStr, sizeof(buf),"%d %d 8 5", bitRate[config.bitrate], config.inverted );\r
7cb8516c 442 ans = FSKrawDemod(cmdStr, false);\r
13d77ef9 443 break;\r
444 case DEMOD_FSK2:\r
13d77ef9 445 case DEMOD_FSK2a:\r
224ce36e 446 snprintf(cmdStr, sizeof(buf),"%d %d 10 8", bitRate[config.bitrate], config.inverted );\r
7cb8516c 447 ans = FSKrawDemod(cmdStr, false);\r
13d77ef9 448 break;\r
449 case DEMOD_ASK:\r
db829602 450 snprintf(cmdStr, sizeof(buf),"%d %d 1", bitRate[config.bitrate], config.inverted );\r
7cb8516c 451 ans = ASKDemod_ext(cmdStr, false, false, 1, &ST);\r
13d77ef9 452 break;\r
453 case DEMOD_PSK1:\r
db829602 454 // skip first 160 samples to allow antenna to settle in (psk gets inverted occasionally otherwise)\r
3fd7fce4 455 save_restoreGB(GRAPH_SAVE);\r
db829602 456 CmdLtrim("160");\r
457 snprintf(cmdStr, sizeof(buf),"%d %d 6", bitRate[config.bitrate], config.inverted );\r
7cb8516c 458 ans = PSKDemod(cmdStr, false);\r
534678c3 459 //undo trim samples\r
3fd7fce4 460 save_restoreGB(GRAPH_RESTORE);\r
13d77ef9 461 break;\r
2767fc02 462 case DEMOD_PSK2: //inverted won't affect this\r
463 case DEMOD_PSK3: //not fully implemented\r
db829602 464 // skip first 160 samples to allow antenna to settle in (psk gets inverted occasionally otherwise)\r
3fd7fce4 465 save_restoreGB(GRAPH_SAVE);\r
db829602 466 CmdLtrim("160");\r
467 snprintf(cmdStr, sizeof(buf),"%d 0 6", bitRate[config.bitrate] );\r
7cb8516c 468 ans = PSKDemod(cmdStr, false);\r
13d77ef9 469 psk1TOpsk2(DemodBuffer, DemodBufferLen);\r
534678c3 470 //undo trim samples\r
3fd7fce4 471 save_restoreGB(GRAPH_RESTORE);\r
13d77ef9 472 break;\r
473 case DEMOD_NRZ:\r
224ce36e 474 snprintf(cmdStr, sizeof(buf),"%d %d 1", bitRate[config.bitrate], config.inverted );\r
7cb8516c 475 ans = NRZrawDemod(cmdStr, false);\r
13d77ef9 476 break;\r
477 case DEMOD_BI:\r
13d77ef9 478 case DEMOD_BIa:\r
db829602 479 snprintf(cmdStr, sizeof(buf),"0 %d %d 1", bitRate[config.bitrate], config.inverted );\r
7cb8516c 480 ans = ASKbiphaseDemod(cmdStr, false);\r
13d77ef9 481 break;\r
482 default:\r
7cb8516c 483 return false;\r
13d77ef9 484 }\r
485 return (bool) ans;\r
486}\r
54a942b0 487\r
5490c2d6 488bool DecodeT5555TraceBlock() {\r
489 DemodBufferLen = 0x00;\r
490 \r
491 // According to datasheet. Always: RF/64, not inverted, Manchester\r
7cb8516c 492 return (bool) ASKDemod("64 0 1", false, false, 1);\r
5490c2d6 493}\r
494\r
13d77ef9 495int CmdT55xxDetect(const char *Cmd){\r
7cb8516c 496 bool errors = false;\r
497 bool useGB = false;\r
498 bool usepwd = false;\r
ab5ffe3b 499 uint32_t password = 0;\r
500 uint8_t cmdp = 0;\r
dd8e4513 501 uint8_t downlink_mode = 0;\r
54a942b0 502\r
ab5ffe3b 503 while(param_getchar(Cmd, cmdp) != 0x00 && !errors) {\r
504 switch(param_getchar(Cmd, cmdp)) {\r
505 case 'h':\r
506 case 'H':\r
507 return usage_t55xx_detect();\r
508 case 'p':\r
509 case 'P':\r
510 password = param_get32ex(Cmd, cmdp+1, 0, 16);\r
7cb8516c 511 usepwd = true;\r
ab5ffe3b 512 cmdp += 2;\r
513 break;\r
514 case '1':\r
515 // use Graphbuffer data\r
7cb8516c 516 useGB = true;\r
ab5ffe3b 517 cmdp++;\r
518 break;\r
dd8e4513 519 case 'e':\r
520 case 'E':\r
521 downlink_mode = param_getchar(Cmd, cmdp+1) - '0';\r
522 if (downlink_mode > 3) downlink_mode = 0;\r
523 cmdp +=2;\r
524 break; \r
ab5ffe3b 525 default:\r
526 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));\r
527 errors = true;\r
528 break;\r
529 }\r
709665b5 530 }\r
ab5ffe3b 531 if (errors) return usage_t55xx_detect();\r
13d77ef9 532 \r
ab5ffe3b 533 if ( !useGB) {\r
dd8e4513 534 if ( !AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, usepwd, password,downlink_mode) )\r
ab5ffe3b 535 return 0;\r
709665b5 536 }\r
ab5ffe3b 537 \r
13d77ef9 538 if ( !tryDetectModulation() )\r
539 PrintAndLog("Could not detect modulation automatically. Try setting it manually with \'lf t55xx config\'");\r
dd8e4513 540 else {\r
541 // Add downlink mode to reference.\r
542 switch (downlink_mode) {\r
543 case 0 : PrintAndLog ("Downlink : e 0 - Default/Fixed Bit Length"); break;\r
544 case 1 : PrintAndLog ("Downlink : e 1 - Long Leading Reference"); break;\r
545 case 2 : PrintAndLog ("Downlink : e 2 - Leading Zero Reference"); break;\r
546 case 3 : PrintAndLog ("Downlink : e 3 - 1 of 4 Coding"); break;\r
547 // default:\r
548 \r
549 // No default action\r
550 }\r
551 }\r
be2d41b7 552 return 1;\r
54a942b0 553}\r
554\r
13d77ef9 555// detect configuration?\r
556bool tryDetectModulation(){\r
13d77ef9 557 uint8_t hits = 0;\r
558 t55xx_conf_block_t tests[15];\r
fef74fdc 559 int bitRate=0;\r
b97311b1 560 uint8_t fc1 = 0, fc2 = 0, ans = 0;\r
bb4e6dbd 561 int clk = 0, firstClockEdge = 0;\r
562 ans = fskClocks(&fc1, &fc2, (uint8_t *)&clk, false, &firstClockEdge);\r
b97311b1 563 if (ans && ((fc1==10 && fc2==8) || (fc1==8 && fc2==5))) {\r
7cb8516c 564 if ( FSKrawDemod("0 0", false) && test(DEMOD_FSK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {\r
13d77ef9 565 tests[hits].modulation = DEMOD_FSK;\r
566 if (fc1==8 && fc2 == 5)\r
567 tests[hits].modulation = DEMOD_FSK1a;\r
f6650679 568 else if (fc1==10 && fc2 == 8)\r
13d77ef9 569 tests[hits].modulation = DEMOD_FSK2;\r
fef74fdc 570 tests[hits].bitrate = bitRate;\r
7cb8516c 571 tests[hits].inverted = false;\r
13d77ef9 572 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
7cb8516c 573 tests[hits].ST = false;\r
13d77ef9 574 ++hits;\r
575 }\r
7cb8516c 576 if ( FSKrawDemod("0 1", false) && test(DEMOD_FSK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {\r
13d77ef9 577 tests[hits].modulation = DEMOD_FSK;\r
fef74fdc 578 if (fc1 == 8 && fc2 == 5)\r
13d77ef9 579 tests[hits].modulation = DEMOD_FSK1;\r
fef74fdc 580 else if (fc1 == 10 && fc2 == 8)\r
13d77ef9 581 tests[hits].modulation = DEMOD_FSK2a;\r
fef74fdc 582 tests[hits].bitrate = bitRate;\r
7cb8516c 583 tests[hits].inverted = true;\r
13d77ef9 584 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
7cb8516c 585 tests[hits].ST = false;\r
13d77ef9 586 ++hits;\r
587 }\r
588 } else {\r
7cb8516c 589 clk = GetAskClock("", false, false);\r
322f7eb1 590 if (clk>0) {\r
7cb8516c 591 tests[hits].ST = true;\r
592 if ( ASKDemod_ext("0 0 1", false, false, 1, &tests[hits].ST) && test(DEMOD_ASK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {\r
322f7eb1 593 tests[hits].modulation = DEMOD_ASK;\r
594 tests[hits].bitrate = bitRate;\r
7cb8516c 595 tests[hits].inverted = false;\r
322f7eb1 596 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
597 ++hits;\r
598 }\r
7cb8516c 599 tests[hits].ST = true;\r
600 if ( ASKDemod_ext("0 1 1", false, false, 1, &tests[hits].ST) && test(DEMOD_ASK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {\r
322f7eb1 601 tests[hits].modulation = DEMOD_ASK;\r
602 tests[hits].bitrate = bitRate;\r
7cb8516c 603 tests[hits].inverted = true;\r
322f7eb1 604 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
605 ++hits;\r
606 }\r
7cb8516c 607 if ( ASKbiphaseDemod("0 0 0 2", false) && test(DEMOD_BI, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5) ) {\r
322f7eb1 608 tests[hits].modulation = DEMOD_BI;\r
609 tests[hits].bitrate = bitRate;\r
7cb8516c 610 tests[hits].inverted = false;\r
322f7eb1 611 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
7cb8516c 612 tests[hits].ST = false;\r
322f7eb1 613 ++hits;\r
614 }\r
7cb8516c 615 if ( ASKbiphaseDemod("0 0 1 2", false) && test(DEMOD_BIa, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5) ) {\r
322f7eb1 616 tests[hits].modulation = DEMOD_BIa;\r
617 tests[hits].bitrate = bitRate;\r
7cb8516c 618 tests[hits].inverted = true;\r
322f7eb1 619 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
7cb8516c 620 tests[hits].ST = false;\r
322f7eb1 621 ++hits;\r
622 }\r
13d77ef9 623 }\r
7cb8516c 624 clk = GetNrzClock("", false, false);\r
bf85d22f 625 if (clk>8) { //clock of rf/8 is likely a false positive, so don't use it.\r
7cb8516c 626 if ( NRZrawDemod("0 0 1", false) && test(DEMOD_NRZ, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {\r
322f7eb1 627 tests[hits].modulation = DEMOD_NRZ;\r
628 tests[hits].bitrate = bitRate;\r
7cb8516c 629 tests[hits].inverted = false;\r
322f7eb1 630 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
7cb8516c 631 tests[hits].ST = false;\r
322f7eb1 632 ++hits;\r
633 }\r
54a942b0 634\r
7cb8516c 635 if ( NRZrawDemod("0 1 1", false) && test(DEMOD_NRZ, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {\r
322f7eb1 636 tests[hits].modulation = DEMOD_NRZ;\r
637 tests[hits].bitrate = bitRate;\r
7cb8516c 638 tests[hits].inverted = true;\r
322f7eb1 639 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
7cb8516c 640 tests[hits].ST = false;\r
322f7eb1 641 ++hits;\r
642 }\r
13d77ef9 643 }\r
644 \r
7cb8516c 645 clk = GetPskClock("", false, false);\r
322f7eb1 646 if (clk>0) {\r
b97311b1 647 // allow undo\r
3fd7fce4 648 save_restoreGB(GRAPH_SAVE);\r
b97311b1 649 // skip first 160 samples to allow antenna to settle in (psk gets inverted occasionally otherwise)\r
650 CmdLtrim("160");\r
7cb8516c 651 if ( PSKDemod("0 0 6", false) && test(DEMOD_PSK1, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {\r
322f7eb1 652 tests[hits].modulation = DEMOD_PSK1;\r
fef74fdc 653 tests[hits].bitrate = bitRate;\r
7cb8516c 654 tests[hits].inverted = false;\r
13d77ef9 655 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
7cb8516c 656 tests[hits].ST = false;\r
13d77ef9 657 ++hits;\r
658 }\r
7cb8516c 659 if ( PSKDemod("0 1 6", false) && test(DEMOD_PSK1, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {\r
322f7eb1 660 tests[hits].modulation = DEMOD_PSK1;\r
fef74fdc 661 tests[hits].bitrate = bitRate;\r
7cb8516c 662 tests[hits].inverted = true;\r
13d77ef9 663 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
7cb8516c 664 tests[hits].ST = false;\r
13d77ef9 665 ++hits;\r
666 }\r
322f7eb1 667 // PSK2 - needs a call to psk1TOpsk2.\r
7cb8516c 668 if ( PSKDemod("0 0 6", false)) {\r
322f7eb1 669 psk1TOpsk2(DemodBuffer, DemodBufferLen);\r
f6650679 670 if (test(DEMOD_PSK2, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)){\r
322f7eb1 671 tests[hits].modulation = DEMOD_PSK2;\r
672 tests[hits].bitrate = bitRate;\r
7cb8516c 673 tests[hits].inverted = false;\r
322f7eb1 674 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
7cb8516c 675 tests[hits].ST = false;\r
322f7eb1 676 ++hits;\r
677 }\r
678 } // inverse waves does not affect this demod\r
679 // PSK3 - needs a call to psk1TOpsk2.\r
7cb8516c 680 if ( PSKDemod("0 0 6", false)) {\r
322f7eb1 681 psk1TOpsk2(DemodBuffer, DemodBufferLen);\r
f6650679 682 if (test(DEMOD_PSK3, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)){\r
322f7eb1 683 tests[hits].modulation = DEMOD_PSK3;\r
684 tests[hits].bitrate = bitRate;\r
7cb8516c 685 tests[hits].inverted = false;\r
322f7eb1 686 tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
7cb8516c 687 tests[hits].ST = false;\r
322f7eb1 688 ++hits;\r
689 }\r
690 } // inverse waves does not affect this demod\r
b97311b1 691 //undo trim samples\r
3fd7fce4 692 save_restoreGB(GRAPH_RESTORE);\r
13d77ef9 693 }\r
6fe5c94b 694 } \r
13d77ef9 695 if ( hits == 1) {\r
696 config.modulation = tests[0].modulation;\r
fef74fdc 697 config.bitrate = tests[0].bitrate;\r
13d77ef9 698 config.inverted = tests[0].inverted;\r
699 config.offset = tests[0].offset;\r
700 config.block0 = tests[0].block0;\r
6ca1477c 701 config.Q5 = tests[0].Q5;\r
d1869c33 702 config.ST = tests[0].ST;\r
13d77ef9 703 printConfiguration( config );\r
7cb8516c 704 return true;\r
13d77ef9 705 }\r
706 \r
707 if ( hits > 1) {\r
708 PrintAndLog("Found [%d] possible matches for modulation.",hits);\r
709 for(int i=0; i<hits; ++i){\r
710 PrintAndLog("--[%d]---------------", i+1);\r
711 printConfiguration( tests[i] );\r
712 }\r
713 }\r
7cb8516c 714 return false;\r
13d77ef9 715}\r
716\r
717bool testModulation(uint8_t mode, uint8_t modread){\r
718 switch( mode ){\r
719 case DEMOD_FSK:\r
7cb8516c 720 if (modread >= DEMOD_FSK1 && modread <= DEMOD_FSK2a) return true;\r
13d77ef9 721 break;\r
722 case DEMOD_ASK:\r
7cb8516c 723 if (modread == DEMOD_ASK) return true;\r
13d77ef9 724 break;\r
725 case DEMOD_PSK1:\r
7cb8516c 726 if (modread == DEMOD_PSK1) return true;\r
13d77ef9 727 break;\r
728 case DEMOD_PSK2:\r
7cb8516c 729 if (modread == DEMOD_PSK2) return true;\r
13d77ef9 730 break;\r
731 case DEMOD_PSK3:\r
7cb8516c 732 if (modread == DEMOD_PSK3) return true;\r
13d77ef9 733 break;\r
734 case DEMOD_NRZ:\r
7cb8516c 735 if (modread == DEMOD_NRZ) return true;\r
13d77ef9 736 break;\r
737 case DEMOD_BI:\r
7cb8516c 738 if (modread == DEMOD_BI) return true;\r
13d77ef9 739 break;\r
740 case DEMOD_BIa:\r
7cb8516c 741 if (modread == DEMOD_BIa) return true;\r
13d77ef9 742 break; \r
743 default:\r
7cb8516c 744 return false;\r
13d77ef9 745 }\r
7cb8516c 746 return false;\r
13d77ef9 747}\r
748\r
f6650679 749bool testQ5Modulation(uint8_t mode, uint8_t modread){\r
750 switch( mode ){\r
13d77ef9 751 case DEMOD_FSK:\r
7cb8516c 752 if (modread >= 4 && modread <= 5) return true;\r
13d77ef9 753 break;\r
754 case DEMOD_ASK:\r
7cb8516c 755 if (modread == 0) return true;\r
13d77ef9 756 break;\r
757 case DEMOD_PSK1:\r
7cb8516c 758 if (modread == 1) return true;\r
f6650679 759 break;\r
13d77ef9 760 case DEMOD_PSK2:\r
7cb8516c 761 if (modread == 2) return true;\r
f6650679 762 break;\r
13d77ef9 763 case DEMOD_PSK3:\r
7cb8516c 764 if (modread == 3) return true;\r
13d77ef9 765 break;\r
766 case DEMOD_NRZ:\r
7cb8516c 767 if (modread == 7) return true;\r
f6650679 768 break;\r
769 case DEMOD_BI:\r
7cb8516c 770 if (modread == 6) return true;\r
13d77ef9 771 break;\r
13d77ef9 772 default:\r
7cb8516c 773 return false;\r
13d77ef9 774 }\r
7cb8516c 775 return false;\r
13d77ef9 776}\r
777\r
af5384bc 778int convertQ5bitRate(uint8_t bitRateRead) {\r
779 uint8_t expected[] = {8, 16, 32, 40, 50, 64, 100, 128};\r
780 for (int i=0; i<8; i++)\r
781 if (expected[i] == bitRateRead)\r
782 return i;\r
783\r
784 return -1;\r
785}\r
786\r
f6650679 787bool testQ5(uint8_t mode, uint8_t *offset, int *fndBitRate, uint8_t clk){\r
788\r
7cb8516c 789 if ( DemodBufferLen < 64 ) return false;\r
f6650679 790 uint8_t si = 0;\r
db829602 791 for (uint8_t idx = 28; idx < 64; idx++){\r
f6650679 792 si = idx;\r
db829602 793 if ( PackBits(si, 28, DemodBuffer) == 0x00 ) continue;\r
f6650679 794\r
795 uint8_t safer = PackBits(si, 4, DemodBuffer); si += 4; //master key\r
796 uint8_t resv = PackBits(si, 8, DemodBuffer); si += 8;\r
797 // 2nibble must be zeroed.\r
6ca1477c 798 if (safer != 0x6 && safer != 0x9) continue;\r
f6650679 799 if ( resv > 0x00) continue;\r
800 //uint8_t pageSel = PackBits(si, 1, DemodBuffer); si += 1;\r
801 //uint8_t fastWrite = PackBits(si, 1, DemodBuffer); si += 1;\r
802 si += 1+1;\r
6ca1477c 803 int bitRate = PackBits(si, 6, DemodBuffer)*2 + 2; si += 6; //bit rate\r
db829602 804 if (bitRate > 128 || bitRate < 8) continue;\r
f6650679 805\r
db829602 806 //uint8_t AOR = PackBits(si, 1, DemodBuffer); si += 1; \r
f6650679 807 //uint8_t PWD = PackBits(si, 1, DemodBuffer); si += 1; \r
808 //uint8_t pskcr = PackBits(si, 2, DemodBuffer); si += 2; //could check psk cr\r
809 //uint8_t inverse = PackBits(si, 1, DemodBuffer); si += 1;\r
db829602 810 si += 1+1+2+1;\r
811 uint8_t modread = PackBits(si, 3, DemodBuffer); si += 3;\r
812 uint8_t maxBlk = PackBits(si, 3, DemodBuffer); si += 3;\r
f6650679 813 //uint8_t ST = PackBits(si, 1, DemodBuffer); si += 1;\r
db829602 814 if (maxBlk == 0) continue;\r
f6650679 815 //test modulation\r
816 if (!testQ5Modulation(mode, modread)) continue;\r
817 if (bitRate != clk) continue;\r
af5384bc 818 *fndBitRate = convertQ5bitRate(bitRate);\r
819 if (*fndBitRate < 0) continue;\r
f6650679 820 *offset = idx;\r
821\r
7cb8516c 822 return true;\r
f6650679 823 }\r
7cb8516c 824 return false;\r
f6650679 825}\r
826\r
827bool testBitRate(uint8_t readRate, uint8_t clk){\r
db829602 828 uint8_t expected[] = {8, 16, 32, 40, 50, 64, 100, 128};\r
f6650679 829 if (expected[readRate] == clk)\r
830 return true;\r
831\r
832 return false;\r
833}\r
834\r
835bool test(uint8_t mode, uint8_t *offset, int *fndBitRate, uint8_t clk, bool *Q5){\r
13d77ef9 836\r
7cb8516c 837 if ( DemodBufferLen < 64 ) return false;\r
13d77ef9 838 uint8_t si = 0;\r
db829602 839 for (uint8_t idx = 28; idx < 64; idx++){\r
13d77ef9 840 si = idx;\r
db829602 841 if ( PackBits(si, 28, DemodBuffer) == 0x00 ) continue;\r
13d77ef9 842\r
2767fc02 843 uint8_t safer = PackBits(si, 4, DemodBuffer); si += 4; //master key\r
13d77ef9 844 uint8_t resv = PackBits(si, 4, DemodBuffer); si += 4; //was 7 & +=7+3 //should be only 4 bits if extended mode\r
845 // 2nibble must be zeroed.\r
846 // moved test to here, since this gets most faults first.\r
847 if ( resv > 0x00) continue;\r
848\r
b97311b1 849 int bitRate = PackBits(si, 6, DemodBuffer); si += 6; //bit rate (includes extended mode part of rate)\r
13d77ef9 850 uint8_t extend = PackBits(si, 1, DemodBuffer); si += 1; //bit 15 extended mode\r
2767fc02 851 uint8_t modread = PackBits(si, 5, DemodBuffer); si += 5+2+1; \r
852 //uint8_t pskcr = PackBits(si, 2, DemodBuffer); si += 2+1; //could check psk cr\r
35cfcfc7 853 //uint8_t nml01 = PackBits(si, 1, DemodBuffer); si += 1+5; //bit 24, 30, 31 could be tested for 0 if not extended mode\r
854 //uint8_t nml02 = PackBits(si, 2, DemodBuffer); si += 2;\r
13d77ef9 855 \r
856 //if extended mode\r
7cb8516c 857 bool extMode =( (safer == 0x6 || safer == 0x9) && extend) ? true : false;\r
13d77ef9 858\r
b97311b1 859 if (!extMode) {\r
860 if (bitRate > 7) continue;\r
861 if (!testBitRate(bitRate, clk)) continue;\r
862 } else { //extended mode bitrate = same function to calc bitrate as em4x05\r
863 if (EM4x05_GET_BITRATE(bitRate) != clk) continue;\r
b9957414 864\r
13d77ef9 865 }\r
866 //test modulation\r
867 if (!testModulation(mode, modread)) continue;\r
fef74fdc 868 *fndBitRate = bitRate;\r
2767fc02 869 *offset = idx;\r
7cb8516c 870 *Q5 = false;\r
871 return true;\r
f6650679 872 }\r
873 if (testQ5(mode, offset, fndBitRate, clk)) {\r
7cb8516c 874 *Q5 = true;\r
875 return true;\r
13d77ef9 876 }\r
7cb8516c 877 return false;\r
54a942b0 878}\r
879\r
224ce36e 880void printT55xxBlock(const char *blockNum){\r
13d77ef9 881 \r
882 uint8_t i = config.offset;\r
883 uint8_t endpos = 32 + i;\r
884 uint32_t blockData = 0;\r
885 uint8_t bits[64] = {0x00};\r
886\r
887 if ( !DemodBufferLen) return;\r
888\r
889 if ( endpos > DemodBufferLen){\r
890 PrintAndLog("The configured offset %d is too big. Possible offset: %d)", i, DemodBufferLen-32);\r
891 return;\r
892 }\r
893\r
894 for (; i < endpos; ++i)\r
895 bits[i - config.offset]=DemodBuffer[i];\r
93507a33 896\r
13d77ef9 897 blockData = PackBits(0, 32, bits);\r
db829602 898\r
be2d41b7 899 PrintAndLog(" %s | %08X | %s", blockNum, blockData, sprint_bin(bits,32));\r
13d77ef9 900}\r
901\r
902int special(const char *Cmd) {\r
903 uint32_t blockData = 0;\r
904 uint8_t bits[32] = {0x00};\r
905\r
be2d41b7 906 PrintAndLog("OFFSET | DATA | BINARY");\r
13d77ef9 907 PrintAndLog("----------------------------------------------------");\r
908 int i,j = 0;\r
909 for (; j < 64; ++j){\r
910 \r
911 for (i = 0; i < 32; ++i)\r
912 bits[i]=DemodBuffer[j+i];\r
913 \r
914 blockData = PackBits(0, 32, bits);\r
915 \r
be2d41b7 916 PrintAndLog(" %02d | 0x%08X | %s",j , blockData, sprint_bin(bits,32)); \r
13d77ef9 917 }\r
918 return 0;\r
919}\r
920\r
be2d41b7 921int printConfiguration( t55xx_conf_block_t b){\r
f6650679 922 PrintAndLog("Chip Type : %s", (b.Q5) ? "T5555(Q5)" : "T55x7");\r
13d77ef9 923 PrintAndLog("Modulation : %s", GetSelectedModulationStr(b.modulation) );\r
b9957414 924 PrintAndLog("Bit Rate : %s", GetBitRateStr(b.bitrate, (b.block0 & T55x7_X_MODE && (b.block0>>28==6 || b.block0>>28==9))) );\r
13d77ef9 925 PrintAndLog("Inverted : %s", (b.inverted) ? "Yes" : "No" );\r
926 PrintAndLog("Offset : %d", b.offset);\r
8e90cd41 927 PrintAndLog("Seq. Term. : %s", (b.ST) ? "Yes" : "No" );\r
13d77ef9 928 PrintAndLog("Block0 : 0x%08X", b.block0);\r
929 PrintAndLog("");\r
be2d41b7 930 return 0;\r
13d77ef9 931}\r
932\r
be2d41b7 933int CmdT55xxWakeUp(const char *Cmd) {\r
934 uint32_t password = 0;\r
b97311b1 935 if ( strlen(Cmd) <= 0 ) return usage_t55xx_wakup();\r
936 char cmdp = param_getchar(Cmd, 0);\r
937 if ( cmdp == 'h' || cmdp == 'H') return usage_t55xx_wakup();\r
938\r
939 password = param_get32ex(Cmd, 0, 0, 16);\r
be2d41b7 940\r
941 UsbCommand c = {CMD_T55XX_WAKEUP, {password, 0, 0}};\r
942 clearCommandBuffer();\r
943 SendCommand(&c);\r
944 PrintAndLog("Wake up command sent. Try read now");\r
945 return 0;\r
946}\r
947\r
948int CmdT55xxWriteBlock(const char *Cmd) {\r
949 uint8_t block = 0xFF; //default to invalid block\r
709665b5 950 uint32_t data = 0; //default to blank Block \r
951 uint32_t password = 0; //default to blank Block 7\r
dd8e4513 952 uint32_t downlink_mode = 0;\r
953 \r
be2d41b7 954 bool usepwd = false;\r
955 bool page1 = false; \r
956 bool gotdata = false;\r
b97311b1 957 bool testMode = false;\r
be2d41b7 958 bool errors = false;\r
959 uint8_t cmdp = 0;\r
960 while(param_getchar(Cmd, cmdp) != 0x00 && !errors) {\r
961 switch(param_getchar(Cmd, cmdp)) {\r
962 case 'h':\r
963 case 'H':\r
964 return usage_t55xx_write();\r
965 case 'b':\r
966 case 'B':\r
967 errors |= param_getdec(Cmd, cmdp+1, &block);\r
968 cmdp += 2;\r
969 break;\r
970 case 'd':\r
971 case 'D':\r
972 data = param_get32ex(Cmd, cmdp+1, 0, 16);\r
973 gotdata = true;\r
974 cmdp += 2;\r
975 break;\r
976 case 'p':\r
977 case 'P':\r
978 password = param_get32ex(Cmd, cmdp+1, 0, 16);\r
979 usepwd = true;\r
980 cmdp += 2;\r
981 break;\r
b97311b1 982 case 't':\r
983 case 'T':\r
984 testMode = true;\r
985 cmdp++;\r
986 break;\r
be2d41b7 987 case '1':\r
988 page1 = true;\r
989 cmdp++;\r
990 break;\r
dd8e4513 991 case 'e':\r
992 case 'E':\r
993 downlink_mode = param_getchar(Cmd, cmdp+1) - '0';\r
994 if (downlink_mode > 3) downlink_mode = 0;\r
995 cmdp +=2;\r
996 break;\r
be2d41b7 997 default:\r
998 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));\r
999 errors = true;\r
1000 break;\r
1001 }\r
13d77ef9 1002 }\r
be2d41b7 1003 if (errors || !gotdata) return usage_t55xx_write();\r
13d77ef9 1004\r
1005 if (block > 7) {\r
1006 PrintAndLog("Block number must be between 0 and 7");\r
be2d41b7 1007 return 0;\r
13d77ef9 1008 }\r
1009 \r
1010 UsbCommand c = {CMD_T55XX_WRITE_BLOCK, {data, block, 0}};\r
976627d5 1011 UsbCommand resp;\r
be2d41b7 1012 c.d.asBytes[0] = (page1) ? 0x2 : 0; \r
b97311b1 1013 c.d.asBytes[0] |= (testMode) ? 0x4 : 0; \r
dd8e4513 1014 c.d.asBytes[0] |= (downlink_mode << 3);\r
1015 \r
709665b5 1016 char pwdStr[16] = {0};\r
1017 snprintf(pwdStr, sizeof(pwdStr), "pwd: 0x%08X", password);\r
1018\r
1019 PrintAndLog("Writing page %d block: %02d data: 0x%08X %s", page1, block, data, (usepwd) ? pwdStr : "" );\r
dd8e4513 1020 \r
13d77ef9 1021 //Password mode\r
be2d41b7 1022 if (usepwd) {\r
13d77ef9 1023 c.arg[2] = password;\r
be2d41b7 1024 c.d.asBytes[0] |= 0x1; \r
13d77ef9 1025 }\r
dd8e4513 1026 \r
40c5f342 1027 clearCommandBuffer();\r
13d77ef9 1028 SendCommand(&c);\r
976627d5
MHS		 1029 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1000)){\r
1030 PrintAndLog("Error occurred, device did not ACK write operation. (May be due to old firmware)");\r
be2d41b7 1031 return 0;\r
976627d5 1032 }\r
be2d41b7 1033 return 1;\r
54a942b0 1034}\r
1035\r
be2d41b7 1036int CmdT55xxReadTrace(const char *Cmd) {\r
13d77ef9 1037 char cmdp = param_getchar(Cmd, 0);\r
be2d41b7 1038 bool pwdmode = false;\r
1039 uint32_t password = 0;\r
13d77ef9 1040 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') \r
1041 return usage_t55xx_trace();\r
1042\r
1043 if (strlen(Cmd)==0)\r
dd8e4513 1044 if ( !AquireData( T55x7_PAGE1, REGULAR_READ_MODE_BLOCK, pwdmode, password,0 ) )\r
be2d41b7 1045 return 0;\r
be2d41b7 1046\r
5490c2d6 1047 if ( config.Q5 ) {\r
1048 if (!DecodeT5555TraceBlock()) return 0;\r
1049 } else {\r
1050 if (!DecodeT55xxBlock()) return 0;\r
1051 }\r
1052\r
1053 if ( !DemodBufferLen ) return 0;\r
54a942b0 1054\r
13d77ef9 1055 RepaintGraphWindow();\r
5490c2d6 1056 uint8_t repeat = (config.offset > 5) ? 32 : 0;\r
1057\r
13d77ef9 1058 uint8_t si = config.offset+repeat;\r
be2d41b7 1059 uint32_t bl1 = PackBits(si, 32, DemodBuffer);\r
1060 uint32_t bl2 = PackBits(si+32, 32, DemodBuffer);\r
224ce36e 1061\r
5490c2d6 1062 if (config.Q5) {\r
1063 uint32_t hdr = PackBits(si, 9, DemodBuffer); si += 9;\r
1064\r
1065 if (hdr != 0x1FF) {\r
1066 PrintAndLog("Invalid Q5 Trace data header (expected 0x1FF, found %X)", hdr);\r
1067 return 0;\r
1068 }\r
1069\r
1070 t5555_tracedata_t data = {.bl1 = bl1, .bl2 = bl2, .icr = 0, .lotidc = '?', .lotid = 0, .wafer = 0, .dw =0};\r
1071\r
1072 data.icr = PackBits(si, 2, DemodBuffer); si += 2;\r
1073 data.lotidc = 'Z' - PackBits(si, 2, DemodBuffer); si += 3;\r
1074\r
1075 data.lotid = PackBits(si, 4, DemodBuffer); si += 5;\r
1076 data.lotid <<= 4;\r
1077 data.lotid |= PackBits(si, 4, DemodBuffer); si += 5;\r
1078 data.lotid <<= 4;\r
1079 data.lotid |= PackBits(si, 4, DemodBuffer); si += 5;\r
1080 data.lotid <<= 4;\r
1081 data.lotid |= PackBits(si, 4, DemodBuffer); si += 5;\r
1082 data.lotid <<= 1;\r
1083 data.lotid |= PackBits(si, 1, DemodBuffer); si += 1;\r
1084\r
1085 data.wafer = PackBits(si, 3, DemodBuffer); si += 4;\r
1086 data.wafer <<= 2;\r
1087 data.wafer |= PackBits(si, 2, DemodBuffer); si += 2;\r
1088\r
1089 data.dw = PackBits(si, 2, DemodBuffer); si += 3;\r
1090 data.dw <<= 4;\r
1091 data.dw |= PackBits(si, 4, DemodBuffer); si += 5;\r
1092 data.dw <<= 4;\r
1093 data.dw |= PackBits(si, 4, DemodBuffer); si += 5;\r
1094 data.dw <<= 4;\r
1095 data.dw |= PackBits(si, 4, DemodBuffer); si += 5;\r
1096\r
1097 printT5555Trace(data, repeat);\r
1098\r
1099 } else {\r
1100\r
1101 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
1102 \r
1103 data.acl = PackBits(si, 8, DemodBuffer); si += 8;\r
1104 if ( data.acl != 0xE0 ) {\r
1105 PrintAndLog("The modulation is most likely wrong since the ACL is not 0xE0. ");\r
1106 return 0;\r
1107 }\r
1108\r
1109 data.mfc = PackBits(si, 8, DemodBuffer); si += 8;\r
1110 data.cid = PackBits(si, 5, DemodBuffer); si += 5;\r
1111 data.icr = PackBits(si, 3, DemodBuffer); si += 3;\r
1112 data.year = PackBits(si, 4, DemodBuffer); si += 4;\r
1113 data.quarter = PackBits(si, 2, DemodBuffer); si += 2;\r
1114 data.lotid = PackBits(si, 14, DemodBuffer); si += 14;\r
1115 data.wafer = PackBits(si, 5, DemodBuffer); si += 5;\r
1116 data.dw = PackBits(si, 15, DemodBuffer); \r
1117\r
1118 time_t t = time(NULL);\r
1119 struct tm tm = *localtime(&t);\r
1120 if ( data.year > tm.tm_year-110)\r
1121 data.year += 2000;\r
1122 else\r
1123 data.year += 2010;\r
1124\r
1125 printT55x7Trace(data, repeat);\r
224ce36e 1126 }\r
5490c2d6 1127 return 0;\r
1128}\r
1129\r
1130void printT55x7Trace( t55x7_tracedata_t data, uint8_t repeat ){\r
1131 PrintAndLog("-- T55x7 Trace Information ----------------------------------");\r
13d77ef9 1132 PrintAndLog("-------------------------------------------------------------");\r
5490c2d6 1133 PrintAndLog(" ACL Allocation class (ISO/IEC 15963-1) : 0x%02X (%d)", data.acl, data.acl);\r
1338d245 1134 PrintAndLog(" MFC Manufacturer ID (ISO/IEC 7816-6) : 0x%02X (%d) - %s", data.mfc, data.mfc, getManufacturerName(data.mfc));\r
5490c2d6 1135 PrintAndLog(" CID : 0x%02X (%d) - %s", data.cid, data.cid, GetModelStrFromCID(data.cid));\r
1136 PrintAndLog(" ICR IC Revision : %d", data.icr );\r
13d77ef9 1137 PrintAndLog(" Manufactured");\r
5490c2d6 1138 PrintAndLog(" Year/Quarter : %d/%d", data.year, data.quarter);\r
1139 PrintAndLog(" Lot ID : %d", data.lotid );\r
1140 PrintAndLog(" Wafer number : %d", data.wafer);\r
1141 PrintAndLog(" Die Number : %d", data.dw);\r
13d77ef9 1142 PrintAndLog("-------------------------------------------------------------");\r
1143 PrintAndLog(" Raw Data - Page 1");\r
5490c2d6 1144 PrintAndLog(" Block 1 : 0x%08X %s", data.bl1, sprint_bin(DemodBuffer+config.offset+repeat,32) );\r
1145 PrintAndLog(" Block 2 : 0x%08X %s", data.bl2, sprint_bin(DemodBuffer+config.offset+repeat+32,32) );\r
1146 PrintAndLog("-------------------------------------------------------------"); \r
54a942b0 1147\r
13d77ef9 1148 /*\r
1149 TRACE - BLOCK O\r
1150 Bits Definition HEX\r
1151 1-8 ACL Allocation class (ISO/IEC 15963-1) 0xE0 \r
1152 9-16 MFC Manufacturer ID (ISO/IEC 7816-6) 0x15 Atmel Corporation\r
1153 17-21 CID 0x1 = Atmel ATA5577M1 0x2 = Atmel ATA5577M2 \r
1154 22-24 ICR IC revision\r
1155 25-28 YEAR (BCD encoded) 9 (= 2009)\r
1156 29-30 QUARTER 1,2,3,4 \r
1157 31-32 LOT ID\r
1158 \r
1159 TRACE - BLOCK 1\r
1160 1-12 LOT ID \r
1161 13-17 Wafer number\r
1162 18-32 DW, die number sequential\r
1163 */\r
5490c2d6 1164}\r
1165\r
1166void printT5555Trace( t5555_tracedata_t data, uint8_t repeat ){\r
1167 PrintAndLog("-- T5555 (Q5) Trace Information -----------------------------");\r
1168 PrintAndLog("-------------------------------------------------------------");\r
1169 PrintAndLog(" ICR IC Revision : %d", data.icr ); \r
1170 PrintAndLog(" Lot : %c%d", data.lotidc, data.lotid);\r
1171 PrintAndLog(" Wafer number : %d", data.wafer);\r
1172 PrintAndLog(" Die Number : %d", data.dw);\r
1173 PrintAndLog("-------------------------------------------------------------");\r
1174 PrintAndLog(" Raw Data - Page 1");\r
1175 PrintAndLog(" Block 1 : 0x%08X %s", data.bl1, sprint_bin(DemodBuffer+config.offset+repeat,32) );\r
1176 PrintAndLog(" Block 2 : 0x%08X %s", data.bl2, sprint_bin(DemodBuffer+config.offset+repeat+32,32) );\r
13d77ef9 1177 \r
5490c2d6 1178 /*\r
1179 ** Q5 **\r
1180 TRACE - BLOCK O and BLOCK1\r
1181 Bits Definition HEX\r
1182 1-9 Header 0x1FF\r
1183 10-11 IC Revision\r
1184 12-13 Lot ID char\r
1185 15-35 Lot ID (NB parity)\r
1186 36-41 Wafer number (NB parity)\r
1187 42-58 DW, die number sequential (NB parity)\r
1188 60-63 Parity bits\r
1189 64 Always zero\r
1190 */\r
54a942b0 1191}\r
1192\r
5490c2d6 1193//need to add Q5 info...\r
13d77ef9 1194int CmdT55xxInfo(const char *Cmd){\r
1195 /*\r
1196 Page 0 Block 0 Configuration data.\r
1197 Normal mode\r
1198 Extended mode\r
1199 */\r
be2d41b7 1200 bool pwdmode = false;\r
1201 uint32_t password = 0;\r
13d77ef9 1202 char cmdp = param_getchar(Cmd, 0);\r
1203\r
1204 if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H')\r
1205 return usage_t55xx_info();\r
1206 \r
1207 if (strlen(Cmd)==0)\r
dd8e4513 1208 if ( !AquireData( T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, pwdmode, password,0 ) )\r
be2d41b7 1209 return 1;\r
fef74fdc 1210\r
13d77ef9 1211 if (!DecodeT55xxBlock()) return 1;\r
1212\r
5490c2d6 1213 // too little space to start with\r
fef74fdc 1214 if ( DemodBufferLen < 32) return 1;\r
13d77ef9 1215\r
1216 uint8_t si = config.offset;\r
1217 uint32_t bl0 = PackBits(si, 32, DemodBuffer);\r
1218 \r
1219 uint32_t safer = PackBits(si, 4, DemodBuffer); si += 4; \r
1220 uint32_t resv = PackBits(si, 7, DemodBuffer); si += 7;\r
1221 uint32_t dbr = PackBits(si, 3, DemodBuffer); si += 3;\r
1222 uint32_t extend = PackBits(si, 1, DemodBuffer); si += 1;\r
1223 uint32_t datamod = PackBits(si, 5, DemodBuffer); si += 5;\r
1224 uint32_t pskcf = PackBits(si, 2, DemodBuffer); si += 2;\r
1225 uint32_t aor = PackBits(si, 1, DemodBuffer); si += 1; \r
1226 uint32_t otp = PackBits(si, 1, DemodBuffer); si += 1; \r
1227 uint32_t maxblk = PackBits(si, 3, DemodBuffer); si += 3;\r
1228 uint32_t pwd = PackBits(si, 1, DemodBuffer); si += 1; \r
1229 uint32_t sst = PackBits(si, 1, DemodBuffer); si += 1; \r
1230 uint32_t fw = PackBits(si, 1, DemodBuffer); si += 1;\r
1231 uint32_t inv = PackBits(si, 1, DemodBuffer); si += 1; \r
1232 uint32_t por = PackBits(si, 1, DemodBuffer); si += 1;\r
5490c2d6 1233 \r
db829602 1234 if (config.Q5) PrintAndLog("*** Warning *** Config Info read off a Q5 will not display as expected");\r
13d77ef9 1235 PrintAndLog("");\r
5490c2d6 1236 PrintAndLog("-- T55x7 Configuration & Tag Information --------------------");\r
13d77ef9 1237 PrintAndLog("-------------------------------------------------------------");\r
1238 PrintAndLog(" Safer key : %s", GetSaferStr(safer));\r
1239 PrintAndLog(" reserved : %d", resv);\r
b97311b1 1240 PrintAndLog(" Data bit rate : %s", GetBitRateStr(dbr, extend));\r
13d77ef9 1241 PrintAndLog(" eXtended mode : %s", (extend) ? "Yes - Warning":"No");\r
1242 PrintAndLog(" Modulation : %s", GetModulationStr(datamod));\r
1243 PrintAndLog(" PSK clock frequency : %d", pskcf);\r
1244 PrintAndLog(" AOR - Answer on Request : %s", (aor) ? "Yes":"No");\r
1245 PrintAndLog(" OTP - One Time Pad : %s", (otp) ? "Yes - Warning":"No" );\r
1246 PrintAndLog(" Max block : %d", maxblk);\r
1247 PrintAndLog(" Password mode : %s", (pwd) ? "Yes":"No");\r
1248 PrintAndLog(" Sequence Start Terminator : %s", (sst) ? "Yes":"No");\r
1249 PrintAndLog(" Fast Write : %s", (fw) ? "Yes":"No");\r
1250 PrintAndLog(" Inverse data : %s", (inv) ? "Yes":"No");\r
1251 PrintAndLog(" POR-Delay : %s", (por) ? "Yes":"No");\r
1252 PrintAndLog("-------------------------------------------------------------");\r
1253 PrintAndLog(" Raw Data - Page 0");\r
1254 PrintAndLog(" Block 0 : 0x%08X %s", bl0, sprint_bin(DemodBuffer+config.offset,32) );\r
1255 PrintAndLog("-------------------------------------------------------------");\r
1256 \r
1257 return 0;\r
1258}\r
1259\r
1260int CmdT55xxDump(const char *Cmd){\r
1261\r
be2d41b7 1262 uint32_t password = 0;\r
13d77ef9 1263 char cmdp = param_getchar(Cmd, 0);\r
be2d41b7 1264 bool override = false;\r
1265 if ( cmdp == 'h' || cmdp == 'H') return usage_t55xx_dump();\r
1266\r
b97311b1 1267 bool usepwd = ( strlen(Cmd) > 0);\r
be2d41b7 1268 if ( usepwd ){\r
1269 password = param_get32ex(Cmd, 0, 0, 16);\r
1270 if (param_getchar(Cmd, 1) =='o' )\r
1271 override = true;\r
13d77ef9 1272 }\r
1273 \r
709665b5 1274 printT5xxHeader(0);\r
1275 for ( uint8_t i = 0; i <8; ++i)\r
dd8e4513 1276 T55xxReadBlock(i, 0, usepwd, override, password,0);\r
709665b5 1277\r
1278 printT5xxHeader(1);\r
1279 for ( uint8_t i = 0; i<4; i++)\r
dd8e4513 1280 T55xxReadBlock(i, 1, usepwd, override, password,0); \r
709665b5 1281\r
be2d41b7 1282 return 1;\r
13d77ef9 1283}\r
1284\r
dd8e4513 1285int AquireData( uint8_t page, uint8_t block, bool pwdmode, uint32_t password, uint8_t downlink_mode ){\r
709665b5 1286 // arg0 bitmodes:\r
1287 // bit0 = pwdmode\r
1288 // bit1 = page to read from\r
be2d41b7 1289 uint8_t arg0 = (page<<1) | pwdmode;\r
dd8e4513 1290 arg0 |= (downlink_mode << 3);\r
be2d41b7 1291 UsbCommand c = {CMD_T55XX_READ_BLOCK, {arg0, block, password}};\r
13d77ef9 1292\r
40c5f342 1293 clearCommandBuffer();\r
13d77ef9 1294 SendCommand(&c);\r
1295 if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {\r
1296 PrintAndLog("command execution time out");\r
be2d41b7 1297 return 0;\r
13d77ef9 1298 }\r
b9957414 1299 getSamples(12000,true);\r
be2d41b7 1300 return 1;\r
13d77ef9 1301}\r
1302\r
b97311b1 1303char * GetBitRateStr(uint32_t id, bool xmode) {\r
af5384bc 1304 static char buf[25];\r
fef74fdc 1305\r
13d77ef9 1306 char *retStr = buf;\r
b97311b1 1307 if (xmode) { //xmode bitrate calc is same as em4x05 calc\r
1308 snprintf(retStr,sizeof(buf),"%d - RF/%d", id, EM4x05_GET_BITRATE(id));\r
1309 } else {\r
1310 switch (id) {\r
1311 case 0: snprintf(retStr,sizeof(buf),"%d - RF/8",id); break;\r
1312 case 1: snprintf(retStr,sizeof(buf),"%d - RF/16",id); break;\r
1313 case 2: snprintf(retStr,sizeof(buf),"%d - RF/32",id); break;\r
1314 case 3: snprintf(retStr,sizeof(buf),"%d - RF/40",id); break;\r
1315 case 4: snprintf(retStr,sizeof(buf),"%d - RF/50",id); break;\r
1316 case 5: snprintf(retStr,sizeof(buf),"%d - RF/64",id); break;\r
1317 case 6: snprintf(retStr,sizeof(buf),"%d - RF/100",id); break;\r
1318 case 7: snprintf(retStr,sizeof(buf),"%d - RF/128",id); break;\r
1319 default: snprintf(retStr,sizeof(buf),"%d - (Unknown)",id); break;\r
1320 } \r
af5384bc 1321 }\r
13d77ef9 1322 return buf;\r
1323}\r
1324\r
af5384bc 1325char * GetSaferStr(uint32_t id) {\r
13d77ef9 1326 static char buf[40];\r
1327 char *retStr = buf;\r
1328 \r
9795e535 1329 snprintf(retStr,sizeof(buf),"%d",id);\r
13d77ef9 1330 if (id == 6) {\r
9795e535 1331 snprintf(retStr,sizeof(buf),"%d - passwd",id);\r
13d77ef9 1332 }\r
1333 if (id == 9 ){\r
9795e535 1334 snprintf(retStr,sizeof(buf),"%d - testmode",id);\r
13d77ef9 1335 }\r
1336 \r
1337 return buf;\r
1338}\r
9795e535 1339\r
13d77ef9 1340char * GetModulationStr( uint32_t id){\r
2767fc02 1341 static char buf[60];\r
13d77ef9 1342 char *retStr = buf;\r
1343 \r
1344 switch (id){\r
5490c2d6 1345 case 0: snprintf(retStr,sizeof(buf),"%d - DIRECT (ASK/NRZ)",id); break;\r
1346 case 1: snprintf(retStr,sizeof(buf),"%d - PSK 1 phase change when input changes",id); break;\r
1347 case 2: snprintf(retStr,sizeof(buf),"%d - PSK 2 phase change on bitclk if input high",id); break;\r
1348 case 3: snprintf(retStr,sizeof(buf),"%d - PSK 3 phase change on rising edge of input",id); break;\r
1349 case 4: snprintf(retStr,sizeof(buf),"%d - FSK 1 RF/8 RF/5",id); break;\r
1350 case 5: snprintf(retStr,sizeof(buf),"%d - FSK 2 RF/8 RF/10",id); break;\r
1351 case 6: snprintf(retStr,sizeof(buf),"%d - FSK 1a RF/5 RF/8",id); break;\r
1352 case 7: snprintf(retStr,sizeof(buf),"%d - FSK 2a RF/10 RF/8",id); break;\r
1353 case 8: snprintf(retStr,sizeof(buf),"%d - Manchester",id); break;\r
1354 case 16: snprintf(retStr,sizeof(buf),"%d - Biphase",id); break;\r
1355 case 0x18: snprintf(retStr,sizeof(buf),"%d - Biphase a - AKA Conditional Dephase Encoding(CDP)",id); break;\r
1356 case 17: snprintf(retStr,sizeof(buf),"%d - Reserved",id); break;\r
1357 default: snprintf(retStr,sizeof(buf),"0x%02X (Unknown)",id); break;\r
13d77ef9 1358 }\r
1359 return buf;\r
1360}\r
1361\r
1362char * GetModelStrFromCID(uint32_t cid){\r
1363 \r
1364 static char buf[10];\r
1365 char *retStr = buf;\r
1366 \r
224ce36e 1367 if (cid == 1) snprintf(retStr, sizeof(buf),"ATA5577M1");\r
1368 if (cid == 2) snprintf(retStr, sizeof(buf),"ATA5577M2"); \r
13d77ef9 1369 return buf;\r
1370}\r
1371\r
1372char * GetSelectedModulationStr( uint8_t id){\r
1373\r
9795e535 1374 static char buf[20];\r
13d77ef9 1375 char *retStr = buf;\r
1376\r
5490c2d6 1377 switch (id) {\r
1378 case DEMOD_FSK: snprintf(retStr,sizeof(buf),"FSK"); break;\r
1379 case DEMOD_FSK1: snprintf(retStr,sizeof(buf),"FSK1"); break;\r
1380 case DEMOD_FSK1a: snprintf(retStr,sizeof(buf),"FSK1a"); break;\r
1381 case DEMOD_FSK2: snprintf(retStr,sizeof(buf),"FSK2"); break;\r
1382 case DEMOD_FSK2a: snprintf(retStr,sizeof(buf),"FSK2a"); break;\r
1383 case DEMOD_ASK: snprintf(retStr,sizeof(buf),"ASK"); break;\r
1384 case DEMOD_NRZ: snprintf(retStr,sizeof(buf),"DIRECT/NRZ"); break;\r
1385 case DEMOD_PSK1: snprintf(retStr,sizeof(buf),"PSK1"); break;\r
1386 case DEMOD_PSK2: snprintf(retStr,sizeof(buf),"PSK2"); break;\r
1387 case DEMOD_PSK3: snprintf(retStr,sizeof(buf),"PSK3"); break;\r
1388 case DEMOD_BI: snprintf(retStr,sizeof(buf),"BIPHASE"); break;\r
1389 case DEMOD_BIa: snprintf(retStr,sizeof(buf),"BIPHASEa - (CDP)"); break;\r
1390 default: snprintf(retStr,sizeof(buf),"(Unknown)"); break;\r
1391 }\r
13d77ef9 1392 return buf;\r
1393}\r
1394\r
1395uint32_t PackBits(uint8_t start, uint8_t len, uint8_t* bits){\r
1396 \r
1397 int i = start;\r
1398 int j = len-1;\r
1399\r
1400 if (len > 32) return 0;\r
1401\r
1402 uint32_t tmp = 0;\r
1403 for (; j >= 0; --j, ++i)\r
1404 tmp |= bits[i] << j;\r
1405\r
1406 return tmp;\r
1407}\r
1408\r
66837a03 1409int CmdResetRead(const char *Cmd) {\r
1410 UsbCommand c = {CMD_T55XX_RESET_READ, {0,0,0}};\r
1411\r
1412 clearCommandBuffer();\r
1413 SendCommand(&c);\r
1414 if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {\r
1415 PrintAndLog("command execution time out");\r
1416 return 0;\r
1417 }\r
1418\r
9f669cb2 1419 uint8_t got[BIGBUF_SIZE-1];\r
babca445 1420 GetFromBigBuf(got, sizeof(got), 0, NULL, -1 , 0);\r
66837a03 1421 setGraphBuf(got, sizeof(got));\r
1422 return 1;\r
1423}\r
1424\r
f6650679 1425int CmdT55xxWipe(const char *Cmd) {\r
1426 char writeData[20] = {0};\r
1427 char *ptrData = writeData;\r
709665b5 1428\r
5490c2d6 1429 char cmdp = param_getchar(Cmd, 0); \r
1430 if ( cmdp == 'h' || cmdp == 'H') return usage_t55xx_wipe();\r
1431\r
1432 bool Q5 = (cmdp == 'q' || cmdp == 'Q');\r
1433\r
1434 // Try with the default password to reset block 0\r
1435 // With a pwd should work even if pwd bit not set\r
f6650679 1436 PrintAndLog("\nBeginning Wipe of a T55xx tag (assuming the tag is not password protected)\n");\r
709665b5 1437\r
5490c2d6 1438 if ( Q5 ){\r
1439 snprintf(ptrData,sizeof(writeData),"b 0 d 6001F004 p 0");\r
1440 } else {\r
1441 snprintf(ptrData,sizeof(writeData),"b 0 d 00088040 p 0");\r
1442 }\r
709665b5 1443\r
5490c2d6 1444 if (!CmdT55xxWriteBlock(ptrData)) PrintAndLog("Error writing blk 0");\r
709665b5 1445\r
1446 for (uint8_t blk = 1; blk<8; blk++) {\r
f6650679 1447 snprintf(ptrData,sizeof(writeData),"b %d d 0", blk);\r
709665b5 1448 if (!CmdT55xxWriteBlock(ptrData))\r
f6650679 1449 PrintAndLog("Error writing blk %d", blk);\r
709665b5 1450\r
534678c3 1451 memset(writeData, 0x00, sizeof(writeData));\r
f6650679 1452 }\r
1453 return 0;\r
1454}\r
1455\r
506672c4 1456int CmdT55xxBruteForce(const char *Cmd) {\r
1457\r
1458 // load a default pwd file.\r
1459 char buf[9];\r
1460 char filename[FILE_PATH_SIZE]={0};\r
1461 int keycnt = 0;\r
dd8e4513 1462 uint8_t downlink_mode = 0;\r
735136e6 1463 int ch;\r
506672c4 1464 uint8_t stKeyBlock = 20;\r
735136e6 1465 uint8_t *keyBlock = NULL, *p = NULL;\r
506672c4 1466 uint32_t start_password = 0x00000000; //start password\r
1467 uint32_t end_password = 0xFFFFFFFF; //end password\r
1468 bool found = false;\r
1469\r
1470 char cmdp = param_getchar(Cmd, 0);\r
1471 if (cmdp == 'h' || cmdp == 'H') return usage_t55xx_bruteforce();\r
1472\r
735136e6 1473 keyBlock = calloc(stKeyBlock, 6);\r
1474 if (keyBlock == NULL) return 1;\r
1475\r
506672c4 1476 if (cmdp == 'i' || cmdp == 'I') {\r
1477\r
1478 int len = strlen(Cmd+2);\r
1479 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;\r
1480 memcpy(filename, Cmd+2, len);\r
1481\r
1482 FILE * f = fopen( filename , "r");\r
1483\r
1484 if ( !f ) {\r
1485 PrintAndLog("File: %s: not found or locked.", filename);\r
1486 free(keyBlock);\r
1487 return 1;\r
1488 }\r
1489\r
5490c2d6 1490 while( fgets(buf, sizeof(buf), f) ) {\r
506672c4 1491 if (strlen(buf) < 8 || buf[7] == '\n') continue;\r
1492\r
1493 while (fgetc(f) != '\n' && !feof(f)) ; //goto next line\r
1494\r
1495 //The line start with # is comment, skip\r
1496 if( buf[0]=='#' ) continue;\r
1497\r
3ded0f97 1498 if (!isxdigit((unsigned char)buf[0])) {\r
506672c4 1499 PrintAndLog("File content error. '%s' must include 8 HEX symbols", buf);\r
1500 continue;\r
1501 }\r
1502 \r
1503 buf[8] = 0;\r
1504\r
1505 if ( stKeyBlock - keycnt < 2) {\r
1506 p = realloc(keyBlock, 6*(stKeyBlock+=10));\r
1507 if (!p) {\r
1508 PrintAndLog("Cannot allocate memory for defaultKeys");\r
1509 free(keyBlock);\r
735136e6 1510 fclose(f);\r
506672c4 1511 return 2;\r
1512 }\r
1513 keyBlock = p;\r
1514 }\r
1515 memset(keyBlock + 4 * keycnt, 0, 4);\r
1516 num_to_bytes(strtoll(buf, NULL, 16), 4, keyBlock + 4*keycnt);\r
1517 PrintAndLog("chk custom pwd[%2d] %08X", keycnt, bytes_to_num(keyBlock + 4*keycnt, 4));\r
1518 keycnt++;\r
1519 memset(buf, 0, sizeof(buf));\r
1520 }\r
1521 fclose(f);\r
1522 \r
1523 if (keycnt == 0) {\r
1524 PrintAndLog("No keys found in file");\r
735136e6 1525 free(keyBlock);\r
506672c4 1526 return 1;\r
1527 }\r
1528 PrintAndLog("Loaded %d keys", keycnt);\r
1529 \r
1530 // loop\r
1531 uint64_t testpwd = 0x00;\r
1532 for (uint16_t c = 0; c < keycnt; ++c ) {\r
1533\r
1534 if (ukbhit()) {\r
735136e6 1535 ch = getchar();\r
1536 (void)ch;\r
506672c4 1537 printf("\naborted via keyboard!\n");\r
735136e6 1538 free(keyBlock);\r
506672c4 1539 return 0;\r
1540 }\r
1541\r
1542 testpwd = bytes_to_num(keyBlock + 4*c, 4);\r
1543\r
1544 PrintAndLog("Testing %08X", testpwd);\r
1545\r
dd8e4513 1546 if ( !AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, true, testpwd,downlink_mode)) {\r
506672c4 1547 PrintAndLog("Aquireing data from device failed. Quitting");\r
735136e6 1548 free(keyBlock);\r
506672c4 1549 return 0;\r
1550 }\r
1551\r
1552 found = tryDetectModulation();\r
1553\r
1554 if ( found ) {\r
1555 PrintAndLog("Found valid password: [%08X]", testpwd);\r
735136e6 1556 free(keyBlock);\r
506672c4 1557 return 0;\r
1558 }\r
1559 }\r
1560 PrintAndLog("Password NOT found.");\r
735136e6 1561 free(keyBlock);\r
506672c4 1562 return 0;\r
1563 }\r
1564\r
1565 // Try to read Block 7, first :)\r
1566\r
1567 // incremental pwd range search\r
1568 start_password = param_get32ex(Cmd, 0, 0, 16);\r
1569 end_password = param_get32ex(Cmd, 1, 0, 16);\r
5490c2d6 1570\r
735136e6 1571 if ( start_password >= end_password ) {\r
1572 free(keyBlock);\r
1573 return usage_t55xx_bruteforce();\r
1574 }\r
506672c4 1575 PrintAndLog("Search password range [%08X -> %08X]", start_password, end_password);\r
1576\r
1577 uint32_t i = start_password;\r
1578\r
5490c2d6 1579 while ((!found) && (i <= end_password)) {\r
506672c4 1580\r
5490c2d6 1581 printf(".");\r
1582 fflush(stdout);\r
1583 if (ukbhit()) {\r
735136e6 1584 ch = getchar();\r
1585 (void)ch;\r
5490c2d6 1586 printf("\naborted via keyboard!\n");\r
735136e6 1587 free(keyBlock);\r
5490c2d6 1588 return 0;\r
1589 }\r
506672c4 1590\r
dd8e4513 1591 if (!AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, true, i,downlink_mode)) {\r
5490c2d6 1592 PrintAndLog("Aquireing data from device failed. Quitting");\r
735136e6 1593 free(keyBlock);\r
5490c2d6 1594 return 0;\r
1595 }\r
1596 found = tryDetectModulation();\r
1597\r
1598 if (found) break;\r
1599 i++;\r
506672c4 1600 }\r
1601\r
1602 PrintAndLog("");\r
1603\r
1604 if (found)\r
5490c2d6 1605 PrintAndLog("Found valid password: [%08x]", i);\r
506672c4 1606 else\r
5490c2d6 1607 PrintAndLog("Password NOT found. Last tried: [%08x]", --i);\r
735136e6 1608\r
1609 free(keyBlock);\r
506672c4 1610 return 0;\r
1611}\r
1612\r
dd8e4513 1613int CmdT55xxBruteForce_downlink(const char *Cmd) {\r
1614\r
1615 // load a default pwd file.\r
1616 char buf[9];\r
1617 char filename[FILE_PATH_SIZE]={0};\r
1618 int keycnt = 0;\r
1619 uint8_t downlink_mode = 0;\r
1620 int ch;\r
1621 uint8_t stKeyBlock = 20;\r
1622 uint8_t *keyBlock = NULL, *p = NULL;\r
1623 uint32_t start_password = 0x00000000; //start password\r
1624 uint32_t end_password = 0xFFFFFFFF; //end password\r
1625 bool found = false;\r
1626 uint8_t cmdp = 0;\r
1627 int cmd_offset = 0;\r
1628 int errors = 0;\r
1629 int len;\r
1630 bool use_file = false;\r
1631 bool use_range = false;\r
1632 bool try_all_dl_modes = false;\r
1633 uint8_t dl_mode = 0;\r
1634 \r
1635 keyBlock = calloc(stKeyBlock, 6);\r
1636 if (keyBlock == NULL) return 1;\r
1637\r
1638 PrintAndLog("New Downlink Supprt");\r
1639\r
1640 while(param_getchar(Cmd, cmdp) != 0x00 && !errors) {\r
1641 switch(param_getchar(Cmd, cmdp)) {\r
1642 case 'h':\r
1643 case 'H':\r
1644 return usage_t55xx_bruteforce_downlink();\r
1645 case 'e':\r
1646 case 'E':\r
1647 downlink_mode = param_getchar(Cmd, cmdp+1) - '0';\r
1648 if (downlink_mode == 4) try_all_dl_modes = true;\r
1649 if (downlink_mode > 3) downlink_mode = 0;\r
1650 cmdp +=2;\r
1651 cmd_offset += 4;\r
1652 PrintAndLog ("DL Mode : %d",downlink_mode);\r
1653 break;\r
1654 case 'i':\r
1655 case 'I':\r
1656 if (use_range) {\r
1657 PrintAndLog ("use Range or File");\r
1658 return 0;\r
1659 }\r
1660 use_file = true;\r
1661 len = strlen(Cmd+2);\r
1662 if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;\r
1663 memcpy(filename, Cmd+cmd_offset+2, len);\r
1664 cmdp += 2;\r
1665 // PrintAndLog (" File : [%s]",filename);\r
1666 break;\r
1667 case 'r':\r
1668 case 'R':\r
1669 if (use_file) {\r
1670 PrintAndLog ("use Range or File");\r
1671 return 0;\r
1672 }\r
1673 use_range = true; // = param_get32ex(Cmd, cmdp+1, 0, 16);\r
1674 start_password = param_get32ex(Cmd, cmdp+1, 0, 16);\r
1675 end_password = param_get32ex(Cmd, cmdp+2, 0, 16);\r
1676 cmdp += 3;\r
1677 cmd_offset += 20; // 8 + 8 + 1 + 1 + 1\r
1678 // PrintAndLog (" Range : [%0X] - [%0X]",start_password,end_password);\r
1679 break;\r
1680 default:\r
1681 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));\r
1682 errors = true;\r
1683 break;\r
1684 }\r
1685 }\r
1686\r
1687\r
1688// if (cmdp == 'i' || cmdp == 'I') {\r
1689\r
1690 if (use_file)\r
1691 {\r
1692 FILE * f = fopen( filename , "r");\r
1693\r
1694 if ( !f ) {\r
1695 PrintAndLog("File: %s: not found or locked.", filename);\r
1696 free(keyBlock);\r
1697 return 1;\r
1698 }\r
1699\r
1700 while( fgets(buf, sizeof(buf), f) ) {\r
1701 if (strlen(buf) < 8 || buf[7] == '\n') continue;\r
1702\r
1703 while (fgetc(f) != '\n' && !feof(f)) ; //goto next line\r
1704\r
1705 //The line start with # is comment, skip\r
1706 if( buf[0]=='#' ) continue;\r
1707\r
1708 if (!isxdigit((unsigned char)buf[0])) {\r
1709 PrintAndLog("File content error. '%s' must include 8 HEX symbols", buf);\r
1710 continue;\r
1711 }\r
1712 \r
1713 buf[8] = 0;\r
1714\r
1715 if ( stKeyBlock - keycnt < 2) {\r
1716 p = realloc(keyBlock, 6*(stKeyBlock+=10));\r
1717 if (!p) {\r
1718 PrintAndLog("Cannot allocate memory for defaultKeys");\r
1719 free(keyBlock);\r
1720 fclose(f);\r
1721 return 2;\r
1722 }\r
1723 keyBlock = p;\r
1724 }\r
1725 memset(keyBlock + 4 * keycnt, 0, 4);\r
1726 num_to_bytes(strtoll(buf, NULL, 16), 4, keyBlock + 4*keycnt);\r
1727 PrintAndLog("chk custom pwd[%2d] %08X", keycnt, bytes_to_num(keyBlock + 4*keycnt, 4));\r
1728 keycnt++;\r
1729 memset(buf, 0, sizeof(buf));\r
1730 }\r
1731 fclose(f);\r
1732 \r
1733 if (keycnt == 0) {\r
1734 PrintAndLog("No keys found in file");\r
1735 free(keyBlock);\r
1736 return 1;\r
1737 }\r
1738 PrintAndLog("Loaded %d keys", keycnt);\r
1739 \r
1740 // loop\r
1741 uint64_t testpwd = 0x00;\r
1742 for (uint16_t c = 0; c < keycnt; ++c ) {\r
1743\r
1744 if (ukbhit()) {\r
1745 ch = getchar();\r
1746 (void)ch;\r
1747 printf("\naborted via keyboard!\n");\r
1748 free(keyBlock);\r
1749 return 0;\r
1750 }\r
1751\r
1752 testpwd = bytes_to_num(keyBlock + 4*c, 4);\r
1753\r
1754 PrintAndLog("Testing %08X", testpwd);\r
1755 \r
1756 // Try each downlink_mode of asked to \r
1757 // donwlink_mode will = 0 if > 3 or set to 0, so loop from 0 - 3\r
1758 for (dl_mode = downlink_mode; dl_mode <= 3; dl_mode++)\r
1759 {\r
1760 if ( !AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, true, testpwd,dl_mode)) {\r
1761 PrintAndLog("Aquireing data from device failed. Quitting");\r
1762 free(keyBlock);\r
1763 return 0;\r
1764 }\r
1765\r
1766 found = tryDetectModulation();\r
1767\r
1768 if ( found ) {\r
1769 PrintAndLog("Found valid password: [%08X]", testpwd);\r
1770 free(keyBlock);\r
1771 // Add downlink mode to reference.\r
1772 switch (dl_mode) {\r
1773 case 0 : PrintAndLog ("Downlink : e 0 - Default/Fixed Bit Length"); break;\r
1774 case 1 : PrintAndLog ("Downlink : e 1 - Long Leading Reference"); break;\r
1775 case 2 : PrintAndLog ("Downlink : e 2 - Leading Zero Reference"); break;\r
1776 case 3 : PrintAndLog ("Downlink : e 3 - 1 of 4 Coding"); break;\r
1777 }\r
1778 return 0;\r
1779 }\r
1780 if (!try_all_dl_modes) // Exit loop\r
1781 dl_mode = 4;\r
1782 }\r
1783 }\r
1784 PrintAndLog("Password NOT found.");\r
1785 free(keyBlock);\r
1786 return 0;\r
1787 }\r
1788\r
1789 if (use_range)\r
1790 {\r
1791 // incremental pwd range search\r
1792 // start_password = param_get32ex(Cmd, 0, 0, 16);\r
1793 // end_password = param_get32ex(Cmd, 1, 0, 16);\r
1794\r
1795 if ( start_password >= end_password ) {\r
1796 free(keyBlock);\r
1797 return usage_t55xx_bruteforce_downlink();\r
1798 }\r
1799 PrintAndLog("Search password range [%08X -> %08X]", start_password, end_password);\r
1800\r
1801 uint32_t i = start_password;\r
1802\r
1803 while ((!found) && (i <= end_password)) {\r
1804\r
1805 printf(".");\r
1806 fflush(stdout);\r
1807 if (ukbhit()) {\r
1808 ch = getchar();\r
1809 (void)ch;\r
1810 printf("\naborted via keyboard!\n");\r
1811 free(keyBlock);\r
1812 return 0;\r
1813 }\r
1814\r
1815 if (!AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, true, i,downlink_mode)) {\r
1816 PrintAndLog("Aquireing data from device failed. Quitting");\r
1817 free(keyBlock);\r
1818 return 0;\r
1819 }\r
1820 found = tryDetectModulation();\r
1821\r
1822 if (found) break;\r
1823 i++;\r
1824 }\r
1825\r
1826 PrintAndLog("");\r
1827 \r
1828 if (found) {\r
1829 PrintAndLog("Found valid password: [%08x]", i);\r
1830 // Add downlink mode to reference.\r
1831 switch (downlink_mode) {\r
1832 case 0 : PrintAndLog ("Downlink : e 0 - Default/Fixed Bit Length"); break;\r
1833 case 1 : PrintAndLog ("Downlink : e 1 - Long Leading Reference"); break;\r
1834 case 2 : PrintAndLog ("Downlink : e 2 - Leading Zero Reference"); break;\r
1835 case 3 : PrintAndLog ("Downlink : e 3 - 1 of 4 Coding"); break;\r
1836 }\r
1837 }\r
1838 else\r
1839 PrintAndLog("Password NOT found. Last tried: [%08x]", --i);\r
1840\r
1841 free(keyBlock);\r
1842 }\r
1843 return 0;\r
1844}\r
1845\r
b97311b1 1846// note length of data returned is different for different chips. \r
1847// some return all page 1 (64 bits) and others return just that block (32 bits) \r
1848// unfortunately the 64 bits makes this more likely to get a false positive...\r
1849bool tryDetectP1(bool getData) {\r
1850 uint8_t preamble[] = {1,1,1,0,0,0,0,0,0,0,0,1,0,1,0,1};\r
1851 size_t startIdx = 0;\r
1852 uint8_t fc1 = 0, fc2 = 0, ans = 0;\r
bb4e6dbd 1853 int clk = 0, firstClockEdge = 0;\r
b97311b1 1854 bool st = true;\r
1855\r
1856 if ( getData ) {\r
dd8e4513 1857 if ( !AquireData(T55x7_PAGE1, 1, false, 0,0) )\r
b97311b1 1858 return false;\r
1859 }\r
1860\r
1861 // try fsk clock detect. if successful it cannot be any other type of modulation... (in theory...)\r
bb4e6dbd 1862 ans = fskClocks(&fc1, &fc2, (uint8_t *)&clk, false, &firstClockEdge);\r
b97311b1 1863 if (ans && ((fc1==10 && fc2==8) || (fc1==8 && fc2==5))) {\r
1864 if ( FSKrawDemod("0 0", false) && \r
1865 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) && \r
1866 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {\r
1867 return true;\r
1868 }\r
1869 if ( FSKrawDemod("0 1", false) && \r
1870 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) && \r
1871 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {\r
1872 return true;\r
1873 }\r
1874 return false;\r
1875 }\r
1876\r
1877 // try psk clock detect. if successful it cannot be any other type of modulation... (in theory...)\r
1878 clk = GetPskClock("", false, false);\r
1879 if (clk>0) {\r
1880 // allow undo\r
1881 // save_restoreGB(1);\r
1882 // skip first 160 samples to allow antenna to settle in (psk gets inverted occasionally otherwise)\r
1883 //CmdLtrim("160");\r
1884 if ( PSKDemod("0 0 6", false) &&\r
1885 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) && \r
1886 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {\r
1887 //save_restoreGB(0);\r
1888 return true;\r
1889 }\r
1890 if ( PSKDemod("0 1 6", false) &&\r
1891 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) && \r
1892 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {\r
1893 //save_restoreGB(0);\r
1894 return true;\r
1895 }\r
1896 // PSK2 - needs a call to psk1TOpsk2.\r
1897 if ( PSKDemod("0 0 6", false)) {\r
1898 psk1TOpsk2(DemodBuffer, DemodBufferLen);\r
1899 if (preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) && \r
1900 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {\r
1901 //save_restoreGB(0);\r
1902 return true;\r
1903 }\r
1904 } // inverse waves does not affect PSK2 demod\r
1905 //undo trim samples\r
1906 //save_restoreGB(0); \r
1907 // no other modulation clocks = 2 or 4 so quit searching\r
1908 if (fc1 != 8) return false;\r
1909 }\r
1910\r
1911 // try ask clock detect. it could be another type even if successful.\r
1912 clk = GetAskClock("", false, false);\r
1913 if (clk>0) {\r
1914 if ( ASKDemod_ext("0 0 1", false, false, 1, &st) &&\r
1915 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) && \r
1916 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {\r
1917 return true;\r
1918 }\r
1919 st = true;\r
1920 if ( ASKDemod_ext("0 1 1", false, false, 1, &st) &&\r
1921 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) && \r
1922 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {\r
1923 return true;\r
1924 }\r
1925 if ( ASKbiphaseDemod("0 0 0 2", false) &&\r
1926 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) && \r
1927 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {\r
1928 return true;\r
1929 }\r
1930 if ( ASKbiphaseDemod("0 0 1 2", false) &&\r
1931 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) && \r
1932 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {\r
1933 return true;\r
1934 }\r
1935 }\r
1936\r
1937 // try NRZ clock detect. it could be another type even if successful.\r
1938 clk = GetNrzClock("", false, false); //has the most false positives :(\r
1939 if (clk>0) {\r
1940 if ( NRZrawDemod("0 0 1", false) &&\r
1941 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) && \r
1942 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {\r
1943 return true;\r
1944 }\r
1945 if ( NRZrawDemod("0 1 1", false) &&\r
1946 preambleSearchEx(DemodBuffer,preamble,sizeof(preamble),&DemodBufferLen,&startIdx,false) && \r
1947 (DemodBufferLen == 32 || DemodBufferLen == 64) ) {\r
1948 return true;\r
1949 }\r
1950 }\r
1951 return false;\r
1952}\r
1953// does this need to be a callable command?\r
1954int CmdT55xxDetectPage1(const char *Cmd){\r
1955 bool errors = false;\r
1956 bool useGB = false;\r
1957 bool usepwd = false;\r
1958 uint32_t password = 0;\r
1959 uint8_t cmdp = 0;\r
1960\r
1961 while(param_getchar(Cmd, cmdp) != 0x00 && !errors) {\r
1962 switch(param_getchar(Cmd, cmdp)) {\r
1963 case 'h':\r
1964 case 'H':\r
1965 return usage_t55xx_detectP1();\r
1966 case 'p':\r
1967 case 'P':\r
1968 password = param_get32ex(Cmd, cmdp+1, 0, 16);\r
1969 usepwd = true;\r
1970 cmdp += 2;\r
1971 break;\r
1972 case '1':\r
1973 // use Graphbuffer data\r
1974 useGB = true;\r
1975 cmdp++;\r
1976 break;\r
1977 default:\r
1978 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));\r
1979 errors = true;\r
1980 break;\r
1981 }\r
1982 }\r
1983 if (errors) return usage_t55xx_detectP1();\r
1984\r
1985 if ( !useGB ) {\r
dd8e4513 1986 if ( !AquireData(T55x7_PAGE1, 1, usepwd, password,0) )\r
b97311b1 1987 return false;\r
1988 }\r
1989 bool success = tryDetectP1(false);\r
1990 if (success) PrintAndLog("T55xx chip found!");\r
1991 return success;\r
1992}\r
1993\r
709665b5 1994static command_t CommandTable[] = {\r
506672c4 1995 {"help", CmdHelp, 1, "This help"},\r
dd8e4513 1996 {"bruteforce",CmdT55xxBruteForce,0, "<start password> <end password> [i <*.dic>] Simple bruteforce attack to find password"},\r
1997 {"bruteforcedl",CmdT55xxBruteForce_downlink,0, "r <start password> <end password> [i <*.dic>] [e <downlink>] Simple bruteforce attack to find password"},\r
506672c4 1998 {"config", CmdT55xxSetConfig, 1, "Set/Get T55XX configuration (modulation, inverted, offset, rate)"},\r
1999 {"detect", CmdT55xxDetect, 1, "[1] Try detecting the tag modulation from reading the configuration block."},\r
b97311b1 2000 {"p1detect", CmdT55xxDetectPage1,1, "[1] Try detecting if this is a t55xx tag by reading page 1"},\r
506672c4 2001 {"read", CmdT55xxReadBlock, 0, "b <block> p [password] [o] [1] -- Read T55xx block data. Optional [p password], [override], [page1]"},\r
2002 {"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
2003 {"write", CmdT55xxWriteBlock,0, "b <block> d <data> p [password] [1] -- Write T55xx block data. Optional [p password], [page1]"},\r
2004 {"trace", CmdT55xxReadTrace, 1, "[1] Show T55x7 traceability data (page 1/ blk 0-1)"},\r
2005 {"info", CmdT55xxInfo, 1, "[1] Show T55x7 configuration data (page 0/ blk 0)"},\r
2006 {"dump", CmdT55xxDump, 0, "[password] [o] Dump T55xx card block 0-7. Optional [password], [override]"},\r
2007 {"special", special, 0, "Show block changes with 64 different offsets"},\r
2008 {"wakeup", CmdT55xxWakeUp, 0, "Send AOR wakeup command"},\r
5490c2d6 2009 {"wipe", CmdT55xxWipe, 0, "[q] Wipe a T55xx tag and set defaults (will destroy any data on tag)"},\r
54a942b0 2010 {NULL, NULL, 0, NULL}\r
2011};\r
2012\r
709665b5 2013int CmdLFT55XX(const char *Cmd) {\r
54a942b0 2014 CmdsParse(CommandTable, Cmd);\r
2015 return 0;\r
2016}\r
2017\r
709665b5 2018int CmdHelp(const char *Cmd) {\r
54a942b0 2019 CmdsHelp(CommandTable);\r
2020 return 0;\r
2021}\r
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