git.zerfleddert.de Git - proxmark3-svn/blob - client/cmdlf.c

   1 //-----------------------------------------------------------------------------
   2 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
   3 //
   4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
   5 // at your option, any later version. See the LICENSE.txt file for the text of
   6 // the license.
   7 //-----------------------------------------------------------------------------
   8 // Low frequency commands
   9 //-----------------------------------------------------------------------------
  10
  11 #include <stdio.h>
  12 #include <stdlib.h>
  13 #include <string.h>
  14 #include <limits.h>
  15 #include "proxmark3.h"
  16 #include "data.h"
  17 #include "graph.h"
  18 #include "ui.h"
  19 #include "cmdparser.h"
  20 #include "cmdmain.h"
  21 #include "cmddata.h"
  22 #include "cmdlf.h"
  23 #include "cmdlfawid26.h"
  24 #include "cmdlfhid.h"
  25 #include "cmdlfti.h"
  26 #include "cmdlfem4x.h"
  27 #include "cmdlfhitag.h"
  28 #include "cmdlft55xx.h"
  29 #include "cmdlfpcf7931.h"
  30 #include "cmdlfio.h"
  31
  32 static int CmdHelp(const char *Cmd);
  33
  34 /* send a command before reading */
  35 int CmdLFCommandRead(const char *Cmd)
  36 {
  37   static char dummy[3];
  38
  39   dummy[0]= ' ';
  40
  41   UsbCommand c = {CMD_MOD_THEN_ACQUIRE_RAW_ADC_SAMPLES_125K};
  42   sscanf(Cmd, "%"lli" %"lli" %"lli" %s %s", &c.arg[0], &c.arg[1], &c.arg[2],(char*)(&c.d.asBytes),(char*)(&dummy+1));
  43   // in case they specified 'h'
  44   strcpy((char *)&c.d.asBytes + strlen((char *)c.d.asBytes), dummy);
  45   SendCommand(&c);
  46   return 0;
  47 }
  48
  49 int CmdFlexdemod(const char *Cmd)
  50 {
  51         int i;
  52         for (i = 0; i < GraphTraceLen; ++i) {
  53                 if (GraphBuffer[i] < 0) {
  54                         GraphBuffer[i] = -1;
  55                 } else {
  56                         GraphBuffer[i] = 1;
  57                 }
  58         }
  59
  60         #define LONG_WAIT 100
  61         int start;
  62         for (start = 0; start < GraphTraceLen - LONG_WAIT; start++) {
  63                 int first = GraphBuffer[start];
  64                 for (i = start; i < start + LONG_WAIT; i++) {
  65                         if (GraphBuffer[i] != first) {
  66                                 break;
  67                         }
  68                 }
  69                 if (i == (start + LONG_WAIT)) {
  70                 break;
  71                 }
  72         }
  73         if (start == GraphTraceLen - LONG_WAIT) {
  74                 //PrintAndLog("nothing to wait for");
  75                 return 0;
  76         }
  77
  78         GraphBuffer[start] = 2;
  79         GraphBuffer[start+1] = -2;
  80         uint8_t bits[64] = {0x00};
  81
  82         int bit, sum;
  83         i = start;
  84         for (bit = 0; bit < 64; bit++) {
  85                 sum = 0;
  86                 for (int j = 0; j < 16; j++) {
  87                         sum += GraphBuffer[i++];
  88                 }
  89
  90                 bits[bit] = (sum > 0) ? 1 : 0;
  91
  92                 PrintAndLog("bit %d sum %d", bit, sum);
  93         }
  94
  95         for (bit = 0; bit < 64; bit++) {
  96                 int j;
  97                 int sum = 0;
  98                 for (j = 0; j < 16; j++) {
  99                         sum += GraphBuffer[i++];
 100                 }
 101                 if (sum > 0 && bits[bit] != 1) {
 102                         PrintAndLog("oops1 at %d", bit);
 103                 }
 104                 if (sum < 0 && bits[bit] != 0) {
 105                         PrintAndLog("oops2 at %d", bit);
 106                 }
 107         }
 108
 109         // HACK writing back to graphbuffer.
 110         GraphTraceLen = 32*64;
 111         i = 0;
 112         int phase = 0;
 113         for (bit = 0; bit < 64; bit++) {
 114
 115                 phase = (bits[bit] == 0) ? 0 : 1;
 116
 117                 int j;
 118                 for (j = 0; j < 32; j++) {
 119                         GraphBuffer[i++] = phase;
 120                         phase = !phase;
 121                 }
 122         }
 123
 124         RepaintGraphWindow();
 125         return 0;
 126 }
 127
 128 int CmdIndalaDemod(const char *Cmd)
 129 {
 130         // Usage: recover 64bit UID by default, specify "224" as arg to recover a 224bit UID
 131
 132         int state = -1;
 133         int count = 0;
 134         int i, j;
 135
 136         // worst case with GraphTraceLen=64000 is < 4096
 137         // under normal conditions it's < 2048
 138
 139         uint8_t rawbits[4096];
 140         int rawbit = 0;
 141         int worst = 0, worstPos = 0;
 142
 143         PrintAndLog("Expecting a bit less than %d raw bits", GraphTraceLen / 32);
 144
 145         for (i = 0; i < GraphTraceLen-1; i += 2) {
 146                 count += 1;
 147                 if ((GraphBuffer[i] > GraphBuffer[i + 1]) && (state != 1)) {
 148                         if (state == 0) {
 149                                 for (j = 0; j <  count - 8; j += 16) {
 150                                         rawbits[rawbit++] = 0;
 151                                 }
 152                                 if ((abs(count - j)) > worst) {
 153                                         worst = abs(count - j);
 154                                         worstPos = i;
 155                                 }
 156                         }
 157                         state = 1;
 158                         count = 0;
 159                         } else if ((GraphBuffer[i] < GraphBuffer[i + 1]) && (state != 0)) {
 160                                 if (state == 1) {
 161                                         for (j = 0; j <  count - 8; j += 16) {
 162                                                 rawbits[rawbit++] = 1;
 163                                         }
 164                                         if ((abs(count - j)) > worst) {
 165                                                 worst = abs(count - j);
 166                                                 worstPos = i;
 167                                         }
 168                                 }
 169                                 state = 0;
 170                                 count = 0;
 171                         }
 172         }
 173
 174         if (rawbit>0){
 175                 PrintAndLog("Recovered %d raw bits, expected: %d", rawbit, GraphTraceLen/32);
 176                 PrintAndLog("worst metric (0=best..7=worst): %d at pos %d", worst, worstPos);
 177         } else {
 178                 return 0;
 179         }
 180
 181         // Finding the start of a UID
 182         int uidlen, long_wait;
 183         if (strcmp(Cmd, "224") == 0) {
 184                 uidlen = 224;
 185                 long_wait = 30;
 186         } else {
 187                 uidlen = 64;
 188                 long_wait = 29;
 189         }
 190
 191         int start;
 192         int first = 0;
 193         for (start = 0; start <= rawbit - uidlen; start++) {
 194                 first = rawbits[start];
 195                 for (i = start; i < start + long_wait; i++) {
 196                         if (rawbits[i] != first) {
 197                                 break;
 198                         }
 199                 }
 200                 if (i == (start + long_wait)) {
 201                         break;
 202                 }
 203         }
 204
 205         if (start == rawbit - uidlen + 1) {
 206                 //PrintAndLog("nothing to wait for");
 207                 return 0;
 208         }
 209
 210         // Inverting signal if needed
 211         if (first == 1) {
 212                 for (i = start; i < rawbit; i++) {
 213                         rawbits[i] = !rawbits[i];
 214                 }
 215         }
 216
 217         // Dumping UID
 218         uint8_t bits[224] = {0x00};
 219         char showbits[225] = {0x00};
 220         int bit;
 221         i = start;
 222         int times = 0;
 223
 224         if (uidlen > rawbit) {
 225                 PrintAndLog("Warning: not enough raw bits to get a full UID");
 226                 for (bit = 0; bit < rawbit; bit++) {
 227                         bits[bit] = rawbits[i++];
 228                         // As we cannot know the parity, let's use "." and "/"
 229                         showbits[bit] = '.' + bits[bit];
 230                 }
 231                 showbits[bit+1]='\0';
 232                 PrintAndLog("Partial UID=%s", showbits);
 233                 return 0;
 234         } else {
 235                 for (bit = 0; bit < uidlen; bit++) {
 236                         bits[bit] = rawbits[i++];
 237                         showbits[bit] = '0' + bits[bit];
 238                 }
 239                 times = 1;
 240         }
 241
 242         //convert UID to HEX
 243         uint32_t uid1, uid2, uid3, uid4, uid5, uid6, uid7;
 244         int idx;
 245         uid1 = uid2 = 0;
 246
 247         if (uidlen == 64){
 248                 for( idx=0; idx<64; idx++) {
 249                         if (showbits[idx] == '0') {
 250                                 uid1 = (uid1<<1) | (uid2>>31);
 251                                 uid2 = (uid2<<1) | 0;
 252                         } else {
 253                                 uid1 = (uid1<<1) | (uid2>>31);
 254                                 uid2 = (uid2<<1) | 1;
 255                         }
 256                 }
 257                 PrintAndLog("UID=%s (%x%08x)", showbits, uid1, uid2);
 258         }
 259         else {
 260                 uid3 = uid4 = uid5 = uid6 = uid7 = 0;
 261
 262                 for( idx=0; idx<224; idx++) {
 263                         uid1 = (uid1<<1) | (uid2>>31);
 264                         uid2 = (uid2<<1) | (uid3>>31);
 265                         uid3 = (uid3<<1) | (uid4>>31);
 266                         uid4 = (uid4<<1) | (uid5>>31);
 267                         uid5 = (uid5<<1) | (uid6>>31);
 268                         uid6 = (uid6<<1) | (uid7>>31);
 269
 270                         if (showbits[idx] == '0')
 271                                 uid7 = (uid7<<1) | 0;
 272                         else
 273                                 uid7 = (uid7<<1) | 1;
 274                 }
 275                 PrintAndLog("UID=%s (%x%08x%08x%08x%08x%08x%08x)", showbits, uid1, uid2, uid3, uid4, uid5, uid6, uid7);
 276         }
 277
 278         // Checking UID against next occurrences
 279         int failed = 0;
 280         for (; i + uidlen <= rawbit;) {
 281                 failed = 0;
 282                 for (bit = 0; bit < uidlen; bit++) {
 283                         if (bits[bit] != rawbits[i++]) {
 284                                 failed = 1;
 285                                 break;
 286                         }
 287                 }
 288                 if (failed == 1) {
 289                         break;
 290                 }
 291                 times += 1;
 292         }
 293
 294         PrintAndLog("Occurrences: %d (expected %d)", times, (rawbit - start) / uidlen);
 295
 296         // Remodulating for tag cloning
 297         // HACK: 2015-01-04 this will have an impact on our new way of seening lf commands (demod)
 298         // since this changes graphbuffer data.
 299         GraphTraceLen = 32 * uidlen;
 300         i = 0;
 301         int phase = 0;
 302         for (bit = 0; bit < uidlen; bit++) {
 303                 if (bits[bit] == 0) {
 304                   phase = 0;
 305                 } else {
 306                   phase = 1;
 307                 }
 308                 int j;
 309                 for (j = 0; j < 32; j++) {
 310                   GraphBuffer[i++] = phase;
 311                   phase = !phase;
 312                 }
 313         }
 314
 315         RepaintGraphWindow();
 316         return 1;
 317 }
 318
 319 int CmdIndalaClone(const char *Cmd)
 320 {
 321         UsbCommand c;
 322         unsigned int uid1, uid2, uid3, uid4, uid5, uid6, uid7;
 323
 324         uid1 =  uid2 = uid3 = uid4 = uid5 = uid6 = uid7 = 0;
 325         int n = 0, i = 0;
 326
 327         if (strchr(Cmd,'l') != 0) {
 328                 while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
 329                         uid1 = (uid1 << 4) | (uid2 >> 28);
 330                         uid2 = (uid2 << 4) | (uid3 >> 28);
 331                         uid3 = (uid3 << 4) | (uid4 >> 28);
 332                         uid4 = (uid4 << 4) | (uid5 >> 28);
 333                         uid5 = (uid5 << 4) | (uid6 >> 28);
 334                         uid6 = (uid6 << 4) | (uid7 >> 28);
 335                         uid7 = (uid7 << 4) | (n & 0xf);
 336                 }
 337                 PrintAndLog("Cloning 224bit tag with UID %x%08x%08x%08x%08x%08x%08x", uid1, uid2, uid3, uid4, uid5, uid6, uid7);
 338                 c.cmd = CMD_INDALA_CLONE_TAG_L;
 339                 c.d.asDwords[0] = uid1;
 340                 c.d.asDwords[1] = uid2;
 341                 c.d.asDwords[2] = uid3;
 342                 c.d.asDwords[3] = uid4;
 343                 c.d.asDwords[4] = uid5;
 344                 c.d.asDwords[5] = uid6;
 345                 c.d.asDwords[6] = uid7;
 346         } else {
 347                 while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
 348                         uid1 = (uid1 << 4) | (uid2 >> 28);
 349                         uid2 = (uid2 << 4) | (n & 0xf);
 350                 }
 351                 PrintAndLog("Cloning 64bit tag with UID %x%08x", uid1, uid2);
 352                 c.cmd = CMD_INDALA_CLONE_TAG;
 353                 c.arg[0] = uid1;
 354                 c.arg[1] = uid2;
 355         }
 356
 357         SendCommand(&c);
 358         return 0;
 359 }
 360
 361 int CmdLFRead(const char *Cmd)
 362 {
 363         UsbCommand c = {CMD_ACQUIRE_RAW_ADC_SAMPLES_125K};
 364
 365         // 'h' means higher-low-frequency, 134 kHz
 366         if(*Cmd == 'h') {
 367                 c.arg[0] = 1;
 368         } else if (*Cmd == '\0') {
 369                 c.arg[0] = 0;
 370         } else if (sscanf(Cmd, "%"lli, &c.arg[0]) != 1) {
 371                 PrintAndLog("Samples 1: 'lf read'");
 372                 PrintAndLog("        2: 'lf read h'");
 373                 PrintAndLog("        3: 'lf read <divisor>'");
 374                 return 0;
 375         }
 376         SendCommand(&c);
 377         WaitForResponse(CMD_ACK,NULL);
 378
 379         CmdSamples("");
 380         ShowGraphWindow();
 381         return 0;
 382 }
 383
 384 static void ChkBitstream(const char *str)
 385 {
 386         int i;
 387
 388         /* convert to bitstream if necessary */
 389         for (i = 0; i < (int)(GraphTraceLen / 2); i++){
 390                 if (GraphBuffer[i] > 1 || GraphBuffer[i] < 0) {
 391                         CmdBitstream(str);
 392                         break;
 393                 }
 394         }
 395 }
 396
 397 int CmdLFSim(const char *Cmd)
 398 {
 399         int i,j;
 400         static int gap;
 401
 402         sscanf(Cmd, "%i", &gap);
 403
 404         /* convert to bitstream if necessary */
 405         ChkBitstream(Cmd);
 406
 407         printf("Sending [%d bytes]", GraphTraceLen);
 408         for (i = 0; i < GraphTraceLen; i += USB_CMD_DATA_SIZE) {
 409                 UsbCommand c={CMD_DOWNLOADED_SIM_SAMPLES_125K, {i, 0, 0}};
 410
 411                 for (j = 0; j < USB_CMD_DATA_SIZE; j++) {
 412                         c.d.asBytes[j] = GraphBuffer[i+j];
 413                 }
 414                 SendCommand(&c);
 415                 WaitForResponse(CMD_ACK,NULL);
 416                 printf(".");
 417         }
 418
 419         printf("\n");
 420         PrintAndLog("Starting to simulate");
 421         UsbCommand c = {CMD_SIMULATE_TAG_125K, {GraphTraceLen, gap, 0}};
 422         SendCommand(&c);
 423         return 0;
 424 }
 425
 426 int CmdLFSimBidir(const char *Cmd)
 427 {
 428   // Set ADC to twice the carrier for a slight supersampling
 429   // HACK: not implemented in ARMSRC.
 430   PrintAndLog("Not implemented yet.");
 431   UsbCommand c = {CMD_LF_SIMULATE_BIDIR, {47, 384, 0}};
 432   SendCommand(&c);
 433   return 0;
 434 }
 435
 436 /* simulate an LF Manchester encoded tag with specified bitstream, clock rate and inter-id gap */
 437 int CmdLFSimManchester(const char *Cmd)
 438 {
 439         static int clock, gap;
 440         static char data[1024], gapstring[8];
 441
 442         sscanf(Cmd, "%i %s %i", &clock, &data[0], &gap);
 443
 444         ClearGraph(0);
 445
 446         for (int i = 0; i < strlen(data) ; ++i)
 447                 AppendGraph(0, clock, data[i]- '0');
 448
 449         CmdManchesterMod("");
 450
 451         RepaintGraphWindow();
 452
 453         sprintf(&gapstring[0], "%i", gap);
 454         CmdLFSim(gapstring);
 455         return 0;
 456 }
 457
 458 int CmdLFSnoop(const char *Cmd)
 459 {
 460         UsbCommand c = {CMD_LF_SNOOP_RAW_ADC_SAMPLES};
 461
 462         // 'h' means higher-low-frequency, 134 kHz
 463         c.arg[0] = 0;
 464         c.arg[1] = -1;
 465
 466         if (*Cmd == 'l') {
 467                 sscanf(Cmd, "l %"lli, &c.arg[1]);
 468         } else if (*Cmd == 'h') {
 469                 c.arg[0] = 1;
 470                 sscanf(Cmd, "h %"lli, &c.arg[1]);
 471         } else if (sscanf(Cmd, "%"lli" %"lli, &c.arg[0], &c.arg[1]) < 1) {
 472                 PrintAndLog("usage 1:  snoop");
 473                 PrintAndLog("      2:  snoop {l,h} [trigger threshold]");
 474                 PrintAndLog("      3:  snoop <divisor> [trigger threshold]");
 475                 return 0;
 476         }
 477
 478         SendCommand(&c);
 479         WaitForResponse(CMD_ACK,NULL);
 480
 481         #define BUFF_SIZE 8000
 482         uint8_t data[BUFF_SIZE] = {0x00};
 483
 484         GetFromBigBuf(data,BUFF_SIZE,0);
 485         WaitForResponseTimeout(CMD_ACK,NULL, 1500);
 486
 487         SetGraphBuf(data, BUFF_SIZE);
 488
 489         return 0;
 490 }
 491
 492 int CmdVchDemod(const char *Cmd)
 493 {
 494   // Is this the entire sync pattern, or does this also include some
 495   // data bits that happen to be the same everywhere? That would be
 496   // lovely to know.
 497   static const int SyncPattern[] = {
 498     1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,
 499     1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
 500     1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,
 501     1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
 502     1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,
 503     1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
 504     1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,
 505     1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
 506     1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,
 507     1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
 508   };
 509
 510   // So first, we correlate for the sync pattern, and mark that.
 511   int bestCorrel = 0, bestPos = 0;
 512   int i;
 513   // It does us no good to find the sync pattern, with fewer than
 514   // 2048 samples after it...
 515   for (i = 0; i < (GraphTraceLen-2048); i++) {
 516     int sum = 0;
 517     int j;
 518     for (j = 0; j < arraylen(SyncPattern); j++) {
 519       sum += GraphBuffer[i+j]*SyncPattern[j];
 520     }
 521     if (sum > bestCorrel) {
 522       bestCorrel = sum;
 523       bestPos = i;
 524     }
 525   }
 526   PrintAndLog("best sync at %d [metric %d]", bestPos, bestCorrel);
 527
 528   char bits[257];
 529   bits[256] = '\0';
 530
 531   int worst = INT_MAX;
 532   int worstPos = 0;
 533
 534   for (i = 0; i < 2048; i += 8) {
 535     int sum = 0;
 536     int j;
 537     for (j = 0; j < 8; j++) {
 538       sum += GraphBuffer[bestPos+i+j];
 539     }
 540     if (sum < 0) {
 541       bits[i/8] = '.';
 542     } else {
 543       bits[i/8] = '1';
 544     }
 545     if(abs(sum) < worst) {
 546       worst = abs(sum);
 547       worstPos = i;
 548     }
 549   }
 550   PrintAndLog("bits:");
 551   PrintAndLog("%s", bits);
 552   PrintAndLog("worst metric: %d at pos %d", worst, worstPos);
 553
 554   if (strcmp(Cmd, "clone")==0) {
 555     GraphTraceLen = 0;
 556     char *s;
 557     for(s = bits; *s; s++) {
 558       int j;
 559       for(j = 0; j < 16; j++) {
 560         GraphBuffer[GraphTraceLen++] = (*s == '1') ? 1 : 0;
 561       }
 562     }
 563     RepaintGraphWindow();
 564   }
 565   return 0;
 566 }
 567
 568 //by marshmellow
 569 int CmdLFfind(const char *Cmd)
 570 {
 571         int ans = 0;
 572         char cmdp = param_getchar(Cmd, 0);
 573
 574         if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
 575                 PrintAndLog("Usage:  lf search <0|1>");
 576                 PrintAndLog("     <use data from Graphbuffer>, if not set, try reading data from tag.");
 577                 PrintAndLog("");
 578                 PrintAndLog("    sample: lf search");
 579                 PrintAndLog("          : lf search 1");
 580                 return 0;
 581         }
 582
 583         if (!offline || (cmdp != '1') ){
 584                 ans = CmdLFRead("");
 585         } else if (GraphTraceLen < 1000) {
 586                 PrintAndLog("Data in Graphbuffer was too small.");
 587                 return 0;
 588         }
 589
 590         PrintAndLog("Checking for known tags:");
 591
 592         ans = Cmdaskmandemod("");
 593         PrintAndLog("ASK_MAN: %s", (ans) ? "YES":"NO" );
 594
 595         ans = CmdFSKdemodHID("");
 596         PrintAndLog("HID: %s", (ans) ? "YES":"NO" );
 597
 598         ans = CmdFSKdemodIO("");
 599         PrintAndLog("IO prox: %s", (ans) ? "YES":"NO" );
 600
 601         ans = CmdIndalaDemod("");
 602         PrintAndLog("Indala (64): %s", (ans) ? "YES":"NO" );
 603
 604         ans = CmdIndalaDemod("224");
 605         PrintAndLog("Indala (224): %s", (ans) ? "YES":"NO" );
 606
 607         // ans = CmdVchDemod("");
 608         // PrintAndLog("VeriChip: %s", (ans) ? "YES":"NO" );
 609
 610         // ans = CmdFlexdemod("");
 611         // PrintAndLog("FlexPass: %s", (ans) ? "YES":"NO" );
 612
 613         if (!ans)
 614                 PrintAndLog("No Known Tags Found!\n");
 615
 616         return 0;
 617 }
 618
 619 static command_t CommandTable[] =
 620 {
 621   {"help",        CmdHelp,            1, "This help"},
 622   {"cmdread",     CmdLFCommandRead,   0, "<off period> <'0' period> <'1' period> <command> ['h'] -- Modulate LF reader field to send command before read (all periods in microseconds) (option 'h' for 134)"},
 623
 624   {"flexdemod",   CmdFlexdemod,       1, "Demodulate samples for FlexPass"},
 625   {"indalademod", CmdIndalaDemod,     1, "['224'] -- Demodulate samples for Indala 64 bit UID (option '224' for 224 bit)"},
 626   {"indalaclone", CmdIndalaClone,     0, "<UID> ['l']-- Clone Indala to T55x7 (UID in HEX)(option 'l' for 224 UID"},
 627   {"vchdemod",    CmdVchDemod,        1, "['clone'] -- Demodulate samples for VeriChip"},
 628
 629
 630   {"read",        CmdLFRead,          0, "['h' or <divisor>] -- Read 125/134 kHz LF ID-only tag (option 'h' for 134, alternatively: f=12MHz/(divisor+1))"},
 631   {"search",      CmdLFfind,          1, "Read and Search for valid known tag (in offline mode it you can load first then search)"},
 632   {"sim",         CmdLFSim,           0, "[GAP] -- Simulate LF tag from buffer with optional GAP (in microseconds)"},
 633   {"simbidir",    CmdLFSimBidir,      0, "Simulate LF tag (with bidirectional data transmission between reader and tag)"},
 634   {"simman",      CmdLFSimManchester, 0, "<Clock> <Bitstream> [GAP] Simulate arbitrary Manchester LF tag"},
 635   {"snoop",       CmdLFSnoop,         0, "['l'|'h'|<divisor>] [trigger threshold]-- Snoop LF (l:125khz, h:134khz)"},
 636
 637   {"awid26",        CmdLFAWID26,        1, "{ AWID26 tags }"},
 638   {"em4x",        CmdLFEM4X,          1, "{ EM4X tags }"},
 639   {"hid",         CmdLFHID,           1, "{ HID tags }"},
 640   {"hitag",       CmdLFHitag,         1, "{ Hitag tags and transponders }"},
 641   {"io",          CmdLFIO,                1, "{ ioProx tags }"},
 642   {"pcf7931",     CmdLFPCF7931,       1, "{ PCF7931 tags }"},
 643   {"ti",          CmdLFTI,            1, "{ TI tags }"},
 644   {"t55xx",       CmdLFT55XX,         1, "{ T55xx tags }"},
 645
 646   {NULL, NULL, 0, NULL}
 647 };
 648
 649 int CmdLF(const char *Cmd)
 650 {
 651   CmdsParse(CommandTable, Cmd);
 652   return 0;
 653 }
 654
 655 int CmdHelp(const char *Cmd)
 656 {
 657   CmdsHelp(CommandTable);
 658   return 0;
 659 }