cvs.zerfleddert.de Git - proxmark3-svn/blob - client/cmdhf14a.c

   1 //-----------------------------------------------------------------------------
   2 // 2011, Merlok
   3 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>, Hagen Fritsch
   4 //
   5 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
   6 // at your option, any later version. See the LICENSE.txt file for the text of
   7 // the license.
   8 //-----------------------------------------------------------------------------
   9 // High frequency ISO14443A commands
  10 //-----------------------------------------------------------------------------
  11
  12 #include <stdio.h>
  13 #include <stdlib.h>
  14 #include <string.h>
  15 #include <unistd.h>
  16 #include "util.h"
  17 #include "iso14443crc.h"
  18 #include "data.h"
  19 #include "proxmark3.h"
  20 #include "ui.h"
  21 #include "cmdparser.h"
  22 #include "cmdhf14a.h"
  23 #include "common.h"
  24 #include "cmdmain.h"
  25 #include "mifare.h"
  26 #include "cmdhfmfu.h"
  27
  28 static int CmdHelp(const char *Cmd);
  29 static void waitCmd(uint8_t iLen);
  30
  31 // structure and database for uid -> tagtype lookups
  32 typedef struct {
  33         uint8_t uid;
  34         char* desc;
  35 } manufactureName;
  36
  37 const manufactureName manufactureMapping[] = {
  38         // ID,  "Vendor Country"
  39         { 0x01, "Motorola UK" },
  40         { 0x02, "ST Microelectronics SA France" },
  41         { 0x03, "Hitachi, Ltd Japan" },
  42         { 0x04, "NXP Semiconductors Germany" },
  43         { 0x05, "Infineon Technologies AG Germany" },
  44         { 0x06, "Cylink USA" },
  45         { 0x07, "Texas Instrument France" },
  46         { 0x08, "Fujitsu Limited Japan" },
  47         { 0x09, "Matsushita Electronics Corporation, Semiconductor Company Japan" },
  48         { 0x0A, "NEC Japan" },
  49         { 0x0B, "Oki Electric Industry Co. Ltd Japan" },
  50         { 0x0C, "Toshiba Corp. Japan" },
  51         { 0x0D, "Mitsubishi Electric Corp. Japan" },
  52         { 0x0E, "Samsung Electronics Co. Ltd Korea" },
  53         { 0x0F, "Hynix / Hyundai, Korea" },
  54         { 0x10, "LG-Semiconductors Co. Ltd Korea" },
  55         { 0x11, "Emosyn-EM Microelectronics USA" },
  56         { 0x12, "INSIDE Technology France" },
  57         { 0x13, "ORGA Kartensysteme GmbH Germany" },
  58         { 0x14, "SHARP Corporation Japan" },
  59         { 0x15, "ATMEL France" },
  60         { 0x16, "EM Microelectronic-Marin SA Switzerland" },
  61         { 0x17, "KSW Microtec GmbH Germany" },
  62         { 0x18, "ZMD AG Germany" },
  63         { 0x19, "XICOR, Inc. USA" },
  64         { 0x1A, "Sony Corporation Japan Identifier Company Country" },
  65         { 0x1B, "Malaysia Microelectronic Solutions Sdn. Bhd Malaysia" },
  66         { 0x1C, "Emosyn USA" },
  67         { 0x1D, "Shanghai Fudan Microelectronics Co. Ltd. P.R. China" },
  68         { 0x1E, "Magellan Technology Pty Limited Australia" },
  69         { 0x1F, "Melexis NV BO Switzerland" },
  70         { 0x20, "Renesas Technology Corp. Japan" },
  71         { 0x21, "TAGSYS France" },
  72         { 0x22, "Transcore USA" },
  73         { 0x23, "Shanghai belling corp., ltd. China" },
  74         { 0x24, "Masktech Germany Gmbh Germany" },
  75         { 0x25, "Innovision Research and Technology Plc UK" },
  76         { 0x26, "Hitachi ULSI Systems Co., Ltd. Japan" },
  77         { 0x27, "Cypak AB Sweden" },
  78         { 0x28, "Ricoh Japan" },
  79         { 0x29, "ASK France" },
  80         { 0x2A, "Unicore Microsystems, LLC Russian Federation" },
  81         { 0x2B, "Dallas Semiconductor/Maxim USA" },
  82         { 0x2C, "Impinj, Inc. USA" },
  83         { 0x2D, "RightPlug Alliance USA" },
  84         { 0x2E, "Broadcom Corporation USA" },
  85         { 0x2F, "MStar Semiconductor, Inc Taiwan, ROC" },
  86         { 0x30, "BeeDar Technology Inc. USA" },
  87         { 0x31, "RFIDsec Denmark" },
  88         { 0x32, "Schweizer Electronic AG Germany" },
  89         { 0x33, "AMIC Technology Corp Taiwan" },
  90         { 0x34, "Mikron JSC Russia" },
  91         { 0x35, "Fraunhofer Institute for Photonic Microsystems Germany" },
  92         { 0x36, "IDS Microchip AG Switzerland" },
  93         { 0x37, "Kovio USA" },
  94         { 0x38, "HMT Microelectronic Ltd Switzerland Identifier Company Country" },
  95         { 0x39, "Silicon Craft Technology Thailand" },
  96         { 0x3A, "Advanced Film Device Inc. Japan" },
  97         { 0x3B, "Nitecrest Ltd UK" },
  98         { 0x3C, "Verayo Inc. USA" },
  99         { 0x3D, "HID Global USA" },
 100         { 0x3E, "Productivity Engineering Gmbh Germany" },
 101         { 0x3F, "Austriamicrosystems AG (reserved) Austria" },
 102         { 0x40, "Gemalto SA France" },
 103         { 0x41, "Renesas Electronics Corporation Japan" },
 104         { 0x42, "3Alogics Inc Korea" },
 105         { 0x43, "Top TroniQ Asia Limited Hong Kong" },
 106         { 0x44, "Gentag Inc (USA) USA" },
 107         { 0x00, "no tag-info available" } // must be the last entry
 108 };
 109
 110
 111 // get a product description based on the UID
 112 //              uid[8]  tag uid
 113 // returns description of the best match
 114 char* getTagInfo(uint8_t uid) {
 115
 116         int i;
 117         int len = sizeof(manufactureMapping) / sizeof(manufactureName);
 118
 119         for ( i = 0; i < len; ++i )
 120                 if ( uid == manufactureMapping[i].uid)
 121                         return manufactureMapping[i].desc;
 122
 123         //No match, return default
 124         return manufactureMapping[len-1].desc;
 125 }
 126
 127 int CmdHF14AList(const char *Cmd)
 128 {
 129         PrintAndLog("Deprecated command, use 'hf list 14a' instead");
 130         return 0;
 131 }
 132
 133 int CmdHF14AReader(const char *Cmd)
 134 {
 135         UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
 136         SendCommand(&c);
 137
 138         UsbCommand resp;
 139         WaitForResponse(CMD_ACK,&resp);
 140
 141         iso14a_card_select_t card;
 142         memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
 143
 144         uint64_t select_status = resp.arg[0];           // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS
 145
 146         if(select_status == 0) {
 147                 if (Cmd[0] != 's') PrintAndLog("iso14443a card select failed");
 148                 // disconnect
 149                 c.arg[0] = 0;
 150                 c.arg[1] = 0;
 151                 c.arg[2] = 0;
 152                 SendCommand(&c);
 153                 return 0;
 154         }
 155
 156         if(select_status == 3) {
 157                 PrintAndLog("Card doesn't support standard iso14443-3 anticollision");
 158                 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
 159                 // disconnect
 160                 c.arg[0] = 0;
 161                 c.arg[1] = 0;
 162                 c.arg[2] = 0;
 163                 SendCommand(&c);
 164                 return 0;
 165         }
 166
 167         PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen));
 168         PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
 169         PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]);
 170
 171         switch (card.sak) {
 172                 case 0x00:
 173
 174                         //***************************************test****************
 175                         // disconnect
 176                         c.arg[0] = 0;
 177                         c.arg[1] = 0;
 178                         c.arg[2] = 0;
 179                         SendCommand(&c);
 180
 181                         uint32_t tagT = GetHF14AMfU_Type();
 182                         ul_print_type(tagT, 0);
 183
 184                         //reconnect for further tests
 185                         c.arg[0] = ISO14A_CONNECT | ISO14A_NO_DISCONNECT;
 186                         c.arg[1] = 0;
 187                         c.arg[2] = 0;
 188
 189                         SendCommand(&c);
 190
 191                         UsbCommand resp;
 192                         WaitForResponse(CMD_ACK,&resp);
 193
 194                         memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
 195
 196                         select_status = resp.arg[0];            // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS
 197
 198                         if(select_status == 0) {
 199                                 //PrintAndLog("iso14443a card select failed");
 200                                 // disconnect
 201                                 c.arg[0] = 0;
 202                                 c.arg[1] = 0;
 203                                 c.arg[2] = 0;
 204                                 SendCommand(&c);
 205                                 return 0;
 206                         }
 207
 208                         /*  orig
 209                         // check if the tag answers to GETVERSION (0x60)
 210                         c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
 211                         c.arg[1] = 1;
 212                         c.arg[2] = 0;
 213                         c.d.asBytes[0] = 0x60;
 214                         SendCommand(&c);
 215                         WaitForResponse(CMD_ACK,&resp);
 216
 217                         uint8_t version[10] = {0};
 218                         memcpy(version, resp.d.asBytes, resp.arg[0] < sizeof(version) ? resp.arg[0] : sizeof(version));
 219                         uint8_t len = resp.arg[0] & 0xff;
 220                         switch ( len ){
 221                                 // todo, identify "Magic UL-C tags". // they usually have a static nonce response to 0x1A command.
 222                                 // UL-EV1, size, check version[6] == 0x0b (smaller)  0x0b * 4 == 48
 223                                 case 0x0A:PrintAndLog("TYPE : NXP MIFARE Ultralight EV1 %d bytes", (version[6] == 0xB) ? 48 : 128);break;
 224                                 case 0x01:PrintAndLog("TYPE : NXP MIFARE Ultralight C");break;
 225                                 case 0x00:PrintAndLog("TYPE : NXP MIFARE Ultralight");break;
 226                         }
 227                         */
 228                         break;
 229                 case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break;
 230                 case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
 231                 case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break;
 232                 case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break;
 233                 case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break;
 234                 case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break;
 235                 case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break;
 236                 case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break;
 237                 case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break;
 238                 case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break;
 239                 case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break;
 240                 case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break;
 241                 case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break;
 242                 default: ;
 243         }
 244
 245         // Double & triple sized UID, can be mapped to a manufacturer.
 246         // HACK: does this apply for Ultralight cards?
 247         if ( card.uidlen > 4 ) {
 248                 PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0]));
 249         }
 250
 251         // try to request ATS even if tag claims not to support it
 252         if (select_status == 2) {
 253                 uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0
 254                 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
 255                 c.arg[1] = 2;
 256                 c.arg[2] = 0;
 257                 memcpy(c.d.asBytes, rats, 2);
 258                 SendCommand(&c);
 259                 WaitForResponse(CMD_ACK,&resp);
 260
 261             memcpy(card.ats, resp.d.asBytes, resp.arg[0]);
 262                 card.ats_len = resp.arg[0];                             // note: ats_len includes CRC Bytes
 263         }
 264
 265         if(card.ats_len >= 3) {                 // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes
 266                 bool ta1 = 0, tb1 = 0, tc1 = 0;
 267                 int pos;
 268
 269                 if (select_status == 2) {
 270                         PrintAndLog("SAK incorrectly claims that card doesn't support RATS");
 271                 }
 272                 PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len));
 273                 PrintAndLog("       -  TL : length is %d bytes", card.ats[0]);
 274                 if (card.ats[0] != card.ats_len - 2) {
 275                         PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len);
 276                 }
 277
 278                 if (card.ats[0] > 1) {          // there is a format byte (T0)
 279                         ta1 = (card.ats[1] & 0x10) == 0x10;
 280                         tb1 = (card.ats[1] & 0x20) == 0x20;
 281                         tc1 = (card.ats[1] & 0x40) == 0x40;
 282                         int16_t fsci = card.ats[1] & 0x0f;
 283                         PrintAndLog("       -  T0 : TA1 is%s present, TB1 is%s present, "
 284                                         "TC1 is%s present, FSCI is %d (FSC = %ld)",
 285                                 (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"),
 286                                 fsci,
 287                                 fsci < 5 ? (fsci - 2) * 8 :
 288                                         fsci < 8 ? (fsci - 3) * 32 :
 289                                         fsci == 8 ? 256 :
 290                                         -1
 291                                 );
 292                 }
 293                 pos = 2;
 294                 if (ta1) {
 295                         char dr[16], ds[16];
 296                         dr[0] = ds[0] = '\0';
 297                         if (card.ats[pos] & 0x10) strcat(ds, "2, ");
 298                         if (card.ats[pos] & 0x20) strcat(ds, "4, ");
 299                         if (card.ats[pos] & 0x40) strcat(ds, "8, ");
 300                         if (card.ats[pos] & 0x01) strcat(dr, "2, ");
 301                         if (card.ats[pos] & 0x02) strcat(dr, "4, ");
 302                         if (card.ats[pos] & 0x04) strcat(dr, "8, ");
 303                         if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0';
 304                         if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0';
 305                         PrintAndLog("       - TA1 : different divisors are%s supported, "
 306                                         "DR: [%s], DS: [%s]",
 307                                         (card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds);
 308                         pos++;
 309                 }
 310                 if (tb1) {
 311                         uint32_t sfgi = card.ats[pos] & 0x0F;
 312                         uint32_t fwi = card.ats[pos] >> 4;
 313                         PrintAndLog("       - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)",
 314                                         (sfgi),
 315                                         sfgi ? "" : "(not needed) ",
 316                                         sfgi ? (1 << 12) << sfgi : 0,
 317                                         fwi,
 318                                         (1 << 12) << fwi
 319                                         );
 320                         pos++;
 321                 }
 322                 if (tc1) {
 323                         PrintAndLog("       - TC1 : NAD is%s supported, CID is%s supported",
 324                                         (card.ats[pos] & 0x01) ? "" : " NOT",
 325                                         (card.ats[pos] & 0x02) ? "" : " NOT");
 326                         pos++;
 327                 }
 328                 if (card.ats[0] > pos) {
 329                         char *tip = "";
 330                         if (card.ats[0] - pos >= 7) {
 331                                 if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) {
 332                                         tip = "-> MIFARE Plus X 2K or 4K";
 333                                 } else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) {
 334                                         tip = "-> MIFARE Plus S 2K or 4K";
 335                                 }
 336                         }
 337                         PrintAndLog("       -  HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip);
 338                         if (card.ats[pos] == 0xC1) {
 339                                 PrintAndLog("               c1 -> Mifare or (multiple) virtual cards of various type");
 340                                 PrintAndLog("                  %02x -> Length is %d bytes",
 341                                                 card.ats[pos + 1], card.ats[pos + 1]);
 342                                 switch (card.ats[pos + 2] & 0xf0) {
 343                                         case 0x10:
 344                                                 PrintAndLog("                     1x -> MIFARE DESFire");
 345                                                 break;
 346                                         case 0x20:
 347                                                 PrintAndLog("                     2x -> MIFARE Plus");
 348                                                 break;
 349                                 }
 350                                 switch (card.ats[pos + 2] & 0x0f) {
 351                                         case 0x00:
 352                                                 PrintAndLog("                     x0 -> <1 kByte");
 353                                                 break;
 354                                         case 0x01:
 355                                                 PrintAndLog("                     x0 -> 1 kByte");
 356                                                 break;
 357                                         case 0x02:
 358                                                 PrintAndLog("                     x0 -> 2 kByte");
 359                                                 break;
 360                                         case 0x03:
 361                                                 PrintAndLog("                     x0 -> 4 kByte");
 362                                                 break;
 363                                         case 0x04:
 364                                                 PrintAndLog("                     x0 -> 8 kByte");
 365                                                 break;
 366                                 }
 367                                 switch (card.ats[pos + 3] & 0xf0) {
 368                                         case 0x00:
 369                                                 PrintAndLog("                        0x -> Engineering sample");
 370                                                 break;
 371                                         case 0x20:
 372                                                 PrintAndLog("                        2x -> Released");
 373                                                 break;
 374                                 }
 375                                 switch (card.ats[pos + 3] & 0x0f) {
 376                                         case 0x00:
 377                                                 PrintAndLog("                        x0 -> Generation 1");
 378                                                 break;
 379                                         case 0x01:
 380                                                 PrintAndLog("                        x1 -> Generation 2");
 381                                                 break;
 382                                         case 0x02:
 383                                                 PrintAndLog("                        x2 -> Generation 3");
 384                                                 break;
 385                                 }
 386                                 switch (card.ats[pos + 4] & 0x0f) {
 387                                         case 0x00:
 388                                                 PrintAndLog("                           x0 -> Only VCSL supported");
 389                                                 break;
 390                                         case 0x01:
 391                                                 PrintAndLog("                           x1 -> VCS, VCSL, and SVC supported");
 392                                                 break;
 393                                         case 0x0E:
 394                                                 PrintAndLog("                           xE -> no VCS command supported");
 395                                                 break;
 396                                 }
 397                         }
 398                 }
 399         } else {
 400                 PrintAndLog("proprietary non iso14443-4 card found, RATS not supported");
 401         }
 402
 403
 404         // try to see if card responses to "chinese magic backdoor" commands.
 405         c.cmd = CMD_MIFARE_CIDENT;
 406         c.arg[0] = 0;
 407         c.arg[1] = 0;
 408         c.arg[2] = 0;
 409         SendCommand(&c);
 410         WaitForResponse(CMD_ACK,&resp);
 411         uint8_t isOK  = resp.arg[0] & 0xff;
 412         PrintAndLog("Answers to chinese magic backdoor commands: %s", (isOK ? "YES" : "NO") );
 413
 414         // disconnect
 415         c.cmd = CMD_READER_ISO_14443a;
 416         c.arg[0] = 0;
 417         c.arg[1] = 0;
 418         c.arg[2] = 0;
 419         SendCommand(&c);
 420
 421         return select_status;
 422 }
 423
 424 // Collect ISO14443 Type A UIDs
 425 int CmdHF14ACUIDs(const char *Cmd)
 426 {
 427         // requested number of UIDs
 428         int n = atoi(Cmd);
 429         // collect at least 1 (e.g. if no parameter was given)
 430         n = n > 0 ? n : 1;
 431
 432         PrintAndLog("Collecting %d UIDs", n);
 433         PrintAndLog("Start: %u", time(NULL));
 434         // repeat n times
 435         for (int i = 0; i < n; i++) {
 436                 // execute anticollision procedure
 437                 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}};
 438                 SendCommand(&c);
 439
 440                 UsbCommand resp;
 441                 WaitForResponse(CMD_ACK,&resp);
 442
 443                 iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes;
 444
 445                 // check if command failed
 446                 if (resp.arg[0] == 0) {
 447                         PrintAndLog("Card select failed.");
 448                 } else {
 449                         char uid_string[20];
 450                         for (uint16_t i = 0; i < card->uidlen; i++) {
 451                                 sprintf(&uid_string[2*i], "%02X", card->uid[i]);
 452                         }
 453                         PrintAndLog("%s", uid_string);
 454                 }
 455         }
 456         PrintAndLog("End: %u", time(NULL));
 457
 458         return 1;
 459 }
 460
 461 // ## simulate iso14443a tag
 462 // ## greg - added ability to specify tag UID
 463 int CmdHF14ASim(const char *Cmd)
 464 {
 465         UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{0,0,0}};
 466
 467         // Retrieve the tag type
 468         uint8_t tagtype = param_get8ex(Cmd,0,0,10);
 469
 470         // When no argument was given, just print help message
 471         if (tagtype == 0) {
 472                 PrintAndLog("");
 473                 PrintAndLog(" Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID");
 474                 PrintAndLog("");
 475                 PrintAndLog("   syntax: hf 14a sim <type> <uid>");
 476                 PrintAndLog("    types: 1 = MIFARE Classic");
 477                 PrintAndLog("           2 = MIFARE Ultralight");
 478                 PrintAndLog("           3 = MIFARE Desfire");
 479                 PrintAndLog("           4 = ISO/IEC 14443-4");
 480                 PrintAndLog("           5 = MIFARE Tnp3xxx");
 481                 PrintAndLog("");
 482                 return 1;
 483         }
 484
 485         // Store the tag type
 486         c.arg[0] = tagtype;
 487
 488         // Retrieve the full 4 or 7 byte long uid
 489         uint64_t long_uid = param_get64ex(Cmd,1,0,16);
 490
 491         // Are we handling the (optional) second part uid?
 492         if (long_uid > 0xffffffff) {
 493                 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014"llx")",long_uid);
 494                 // Store the second part
 495                 c.arg[2] = (long_uid & 0xffffffff);
 496                 long_uid >>= 32;
 497                 // Store the first part, ignore the first byte, it is replaced by cascade byte (0x88)
 498                 c.arg[1] = (long_uid & 0xffffff);
 499         } else {
 500                 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",long_uid);
 501                 // Only store the first part
 502                 c.arg[1] = long_uid & 0xffffffff;
 503         }
 504 /*
 505                 // At lease save the mandatory first part of the UID
 506                 c.arg[0] = long_uid & 0xffffffff;
 507
 508         if (c.arg[1] == 0) {
 509                 PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
 510         }
 511
 512         switch (c.arg[0]) {
 513                 case 1: {
 514                         PrintAndLog("Emulating ISO/IEC 14443-3 type A tag with 4 byte UID");
 515                         UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,param_get32ex(Cmd,0,0,10),param_get32ex(Cmd,1,0,16),param_get32ex(Cmd,2,0,16)};
 516                 } break;
 517                 case 2: {
 518                         PrintAndLog("Emulating ISO/IEC 14443-4 type A tag with 7 byte UID");
 519                 } break;
 520                 default: {
 521                         PrintAndLog("Error: unkown tag type (%d)",c.arg[0]);
 522                         PrintAndLog("syntax: hf 14a sim <uid>",c.arg[0]);
 523                         PrintAndLog(" type1: 4 ",c.arg[0]);
 524
 525                         return 1;
 526                 } break;
 527         }
 528 */
 529 /*
 530   unsigned int hi = 0, lo = 0;
 531   int n = 0, i = 0;
 532   while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
 533     hi= (hi << 4) | (lo >> 28);
 534     lo= (lo << 4) | (n & 0xf);
 535   }
 536 */
 537 //      UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,param_get32ex(Cmd,0,0,10),param_get32ex(Cmd,1,0,16),param_get32ex(Cmd,2,0,16)};
 538 //  PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
 539   SendCommand(&c);
 540   return 0;
 541 }
 542
 543 int CmdHF14ASnoop(const char *Cmd) {
 544         int param = 0;
 545
 546         uint8_t ctmp = param_getchar(Cmd, 0) ;
 547         if (ctmp == 'h' || ctmp == 'H') {
 548                 PrintAndLog("It get data from the field and saves it into command buffer.");
 549                 PrintAndLog("Buffer accessible from command hf list 14a.");
 550                 PrintAndLog("Usage:  hf 14a snoop [c][r]");
 551                 PrintAndLog("c - triggered by first data from card");
 552                 PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
 553                 PrintAndLog("sample: hf 14a snoop c r");
 554                 return 0;
 555         }
 556
 557         for (int i = 0; i < 2; i++) {
 558                 ctmp = param_getchar(Cmd, i);
 559                 if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
 560                 if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
 561         }
 562
 563   UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}};
 564   SendCommand(&c);
 565   return 0;
 566 }
 567
 568 int CmdHF14ACmdRaw(const char *cmd) {
 569     UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
 570     uint8_t reply=1;
 571     uint8_t crc=0;
 572     uint8_t power=0;
 573     uint8_t active=0;
 574     uint8_t active_select=0;
 575     uint16_t numbits=0;
 576         uint32_t timeout=0;
 577         uint8_t bTimeout=0;
 578     char buf[5]="";
 579     int i=0;
 580     uint8_t data[USB_CMD_DATA_SIZE];
 581         uint16_t datalen=0;
 582         uint32_t temp;
 583
 584     if (strlen(cmd)<2) {
 585         PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] [-t] <number of bits> <0A 0B 0C ... hex>");
 586         PrintAndLog("       -r    do not read response");
 587         PrintAndLog("       -c    calculate and append CRC");
 588         PrintAndLog("       -p    leave the signal field ON after receive");
 589         PrintAndLog("       -a    active signal field ON without select");
 590         PrintAndLog("       -s    active signal field ON with select");
 591         PrintAndLog("       -b    number of bits to send. Useful for send partial byte");
 592                 PrintAndLog("       -t    timeout in ms");
 593         return 0;
 594     }
 595
 596     // strip
 597     while (*cmd==' ' || *cmd=='\t') cmd++;
 598
 599     while (cmd[i]!='\0') {
 600         if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; }
 601         if (cmd[i]=='-') {
 602             switch (cmd[i+1]) {
 603                 case 'r':
 604                     reply=0;
 605                     break;
 606                 case 'c':
 607                     crc=1;
 608                     break;
 609                 case 'p':
 610                     power=1;
 611                     break;
 612                 case 'a':
 613                     active=1;
 614                     break;
 615                 case 's':
 616                     active_select=1;
 617                     break;
 618                 case 'b':
 619                     sscanf(cmd+i+2,"%d",&temp);
 620                     numbits = temp & 0xFFFF;
 621                     i+=3;
 622                     while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
 623                     i-=2;
 624                     break;
 625                                 case 't':
 626                                         bTimeout=1;
 627                                         sscanf(cmd+i+2,"%d",&temp);
 628                                         timeout = temp;
 629                                         i+=3;
 630                                         while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
 631                                         i-=2;
 632                                         break;
 633                 default:
 634                     PrintAndLog("Invalid option");
 635                     return 0;
 636             }
 637             i+=2;
 638             continue;
 639         }
 640         if ((cmd[i]>='0' && cmd[i]<='9') ||
 641             (cmd[i]>='a' && cmd[i]<='f') ||
 642             (cmd[i]>='A' && cmd[i]<='F') ) {
 643             buf[strlen(buf)+1]=0;
 644             buf[strlen(buf)]=cmd[i];
 645             i++;
 646
 647             if (strlen(buf)>=2) {
 648                 sscanf(buf,"%x",&temp);
 649                 data[datalen]=(uint8_t)(temp & 0xff);
 650                 *buf=0;
 651                                 if (++datalen>sizeof(data)){
 652                                         if (crc)
 653                                                 PrintAndLog("Buffer is full, we can't add CRC to your data");
 654                                         break;
 655                                 }
 656             }
 657             continue;
 658         }
 659         PrintAndLog("Invalid char on input");
 660         return 0;
 661     }
 662     if(crc && datalen>0 && datalen<sizeof(data)-2)
 663     {
 664         uint8_t first, second;
 665         ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
 666         data[datalen++] = first;
 667         data[datalen++] = second;
 668     }
 669
 670     if(active || active_select)
 671     {
 672         c.arg[0] |= ISO14A_CONNECT;
 673         if(active)
 674             c.arg[0] |= ISO14A_NO_SELECT;
 675     }
 676
 677         if(bTimeout){
 678             #define MAX_TIMEOUT 40542464        // (2^32-1) * (8*16) / 13560000Hz * 1000ms/s =
 679         c.arg[0] |= ISO14A_SET_TIMEOUT;
 680         if(timeout > MAX_TIMEOUT) {
 681             timeout = MAX_TIMEOUT;
 682             PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response");
 683         }
 684                 c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us)
 685         }
 686     if(power)
 687         c.arg[0] |= ISO14A_NO_DISCONNECT;
 688     if(datalen>0)
 689         c.arg[0] |= ISO14A_RAW;
 690
 691         // Max buffer is USB_CMD_DATA_SIZE
 692     c.arg[1] = (datalen & 0xFFFF) | (numbits << 16);
 693     memcpy(c.d.asBytes,data,datalen);
 694
 695     SendCommand(&c);
 696
 697     if (reply) {
 698         if(active_select)
 699             waitCmd(1);
 700         if(datalen>0)
 701             waitCmd(0);
 702     } // if reply
 703     return 0;
 704 }
 705
 706 static void waitCmd(uint8_t iSelect)
 707 {
 708     uint8_t *recv;
 709     UsbCommand resp;
 710     char *hexout;
 711
 712     if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
 713         recv = resp.d.asBytes;
 714         uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0];
 715         PrintAndLog("received %i octets",iLen);
 716         if(!iLen)
 717             return;
 718         hexout = (char *)malloc(iLen * 3 + 1);
 719         if (hexout != NULL) {
 720             for (int i = 0; i < iLen; i++) { // data in hex
 721                 sprintf(&hexout[i * 3], "%02X ", recv[i]);
 722             }
 723             PrintAndLog("%s", hexout);
 724             free(hexout);
 725         } else {
 726             PrintAndLog("malloc failed your client has low memory?");
 727         }
 728     } else {
 729         PrintAndLog("timeout while waiting for reply.");
 730     }
 731 }
 732
 733 static command_t CommandTable[] =
 734 {
 735   {"help",   CmdHelp,              1, "This help"},
 736   {"list",   CmdHF14AList,         0, "[Deprecated] List ISO 14443a history"},
 737   {"reader", CmdHF14AReader,       0, "Act like an ISO14443 Type A reader"},
 738   {"cuids",  CmdHF14ACUIDs,        0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"},
 739   {"sim",    CmdHF14ASim,          0, "<UID> -- Simulate ISO 14443a tag"},
 740   {"snoop",  CmdHF14ASnoop,        0, "Eavesdrop ISO 14443 Type A"},
 741   {"raw",    CmdHF14ACmdRaw,       0, "Send raw hex data to tag"},
 742   {NULL, NULL, 0, NULL}
 743 };
 744
 745 int CmdHF14A(const char *Cmd) {
 746         // flush
 747         WaitForResponseTimeout(CMD_ACK,NULL,100);
 748
 749         // parse
 750   CmdsParse(CommandTable, Cmd);
 751   return 0;
 752 }
 753
 754 int CmdHelp(const char *Cmd)
 755 {
 756   CmdsHelp(CommandTable);
 757   return 0;
 758 }