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 <inttypes.h>
  15 #include <string.h>
  16 #include <unistd.h>
  17 #include "util.h"
  18 #include "util_posix.h"
  19 #include "iso14443crc.h"
  20 #include "data.h"
  21 #include "proxmark3.h"
  22 #include "ui.h"
  23 #include "cmdparser.h"
  24 #include "cmdhf14a.h"
  25 #include "common.h"
  26 #include "cmdmain.h"
  27 #include "mifare.h"
  28 #include "cmdhfmfu.h"
  29 #include "mifarehost.h"
  30
  31 static int CmdHelp(const char *Cmd);
  32 static void waitCmd(uint8_t iLen);
  33
  34 // structure and database for uid -> tagtype lookups
  35 typedef struct {
  36         uint8_t uid;
  37         char* desc;
  38 } manufactureName;
  39
  40 const manufactureName manufactureMapping[] = {
  41         // ID,  "Vendor Country"
  42         { 0x01, "Motorola UK" },
  43         { 0x02, "ST Microelectronics SA France" },
  44         { 0x03, "Hitachi, Ltd Japan" },
  45         { 0x04, "NXP Semiconductors Germany" },
  46         { 0x05, "Infineon Technologies AG Germany" },
  47         { 0x06, "Cylink USA" },
  48         { 0x07, "Texas Instrument France" },
  49         { 0x08, "Fujitsu Limited Japan" },
  50         { 0x09, "Matsushita Electronics Corporation, Semiconductor Company Japan" },
  51         { 0x0A, "NEC Japan" },
  52         { 0x0B, "Oki Electric Industry Co. Ltd Japan" },
  53         { 0x0C, "Toshiba Corp. Japan" },
  54         { 0x0D, "Mitsubishi Electric Corp. Japan" },
  55         { 0x0E, "Samsung Electronics Co. Ltd Korea" },
  56         { 0x0F, "Hynix / Hyundai, Korea" },
  57         { 0x10, "LG-Semiconductors Co. Ltd Korea" },
  58         { 0x11, "Emosyn-EM Microelectronics USA" },
  59         { 0x12, "INSIDE Technology France" },
  60         { 0x13, "ORGA Kartensysteme GmbH Germany" },
  61         { 0x14, "SHARP Corporation Japan" },
  62         { 0x15, "ATMEL France" },
  63         { 0x16, "EM Microelectronic-Marin SA Switzerland" },
  64         { 0x17, "KSW Microtec GmbH Germany" },
  65         { 0x18, "ZMD AG Germany" },
  66         { 0x19, "XICOR, Inc. USA" },
  67         { 0x1A, "Sony Corporation Japan Identifier Company Country" },
  68         { 0x1B, "Malaysia Microelectronic Solutions Sdn. Bhd Malaysia" },
  69         { 0x1C, "Emosyn USA" },
  70         { 0x1D, "Shanghai Fudan Microelectronics Co. Ltd. P.R. China" },
  71         { 0x1E, "Magellan Technology Pty Limited Australia" },
  72         { 0x1F, "Melexis NV BO Switzerland" },
  73         { 0x20, "Renesas Technology Corp. Japan" },
  74         { 0x21, "TAGSYS France" },
  75         { 0x22, "Transcore USA" },
  76         { 0x23, "Shanghai belling corp., ltd. China" },
  77         { 0x24, "Masktech Germany Gmbh Germany" },
  78         { 0x25, "Innovision Research and Technology Plc UK" },
  79         { 0x26, "Hitachi ULSI Systems Co., Ltd. Japan" },
  80         { 0x27, "Cypak AB Sweden" },
  81         { 0x28, "Ricoh Japan" },
  82         { 0x29, "ASK France" },
  83         { 0x2A, "Unicore Microsystems, LLC Russian Federation" },
  84         { 0x2B, "Dallas Semiconductor/Maxim USA" },
  85         { 0x2C, "Impinj, Inc. USA" },
  86         { 0x2D, "RightPlug Alliance USA" },
  87         { 0x2E, "Broadcom Corporation USA" },
  88         { 0x2F, "MStar Semiconductor, Inc Taiwan, ROC" },
  89         { 0x30, "BeeDar Technology Inc. USA" },
  90         { 0x31, "RFIDsec Denmark" },
  91         { 0x32, "Schweizer Electronic AG Germany" },
  92         { 0x33, "AMIC Technology Corp Taiwan" },
  93         { 0x34, "Mikron JSC Russia" },
  94         { 0x35, "Fraunhofer Institute for Photonic Microsystems Germany" },
  95         { 0x36, "IDS Microchip AG Switzerland" },
  96         { 0x37, "Kovio USA" },
  97         { 0x38, "HMT Microelectronic Ltd Switzerland Identifier Company Country" },
  98         { 0x39, "Silicon Craft Technology Thailand" },
  99         { 0x3A, "Advanced Film Device Inc. Japan" },
 100         { 0x3B, "Nitecrest Ltd UK" },
 101         { 0x3C, "Verayo Inc. USA" },
 102         { 0x3D, "HID Global USA" },
 103         { 0x3E, "Productivity Engineering Gmbh Germany" },
 104         { 0x3F, "Austriamicrosystems AG (reserved) Austria" },
 105         { 0x40, "Gemalto SA France" },
 106         { 0x41, "Renesas Electronics Corporation Japan" },
 107         { 0x42, "3Alogics Inc Korea" },
 108         { 0x43, "Top TroniQ Asia Limited Hong Kong" },
 109         { 0x44, "Gentag Inc (USA) USA" },
 110         { 0x00, "no tag-info available" } // must be the last entry
 111 };
 112
 113
 114 // get a product description based on the UID
 115 //              uid[8]  tag uid
 116 // returns description of the best match
 117 char* getTagInfo(uint8_t uid) {
 118
 119         int i;
 120         int len = sizeof(manufactureMapping) / sizeof(manufactureName);
 121
 122         for ( i = 0; i < len; ++i )
 123                 if ( uid == manufactureMapping[i].uid)
 124                         return manufactureMapping[i].desc;
 125
 126         //No match, return default
 127         return manufactureMapping[len-1].desc;
 128 }
 129
 130 int CmdHF14AList(const char *Cmd)
 131 {
 132         PrintAndLog("Deprecated command, use 'hf list 14a' instead");
 133         return 0;
 134 }
 135
 136 int CmdHF14AReader(const char *Cmd)
 137 {
 138         UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
 139         SendCommand(&c);
 140
 141         UsbCommand resp;
 142         WaitForResponse(CMD_ACK,&resp);
 143
 144         iso14a_card_select_t card;
 145         memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
 146
 147         uint64_t select_status = resp.arg[0];           // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision
 148
 149         if(select_status == 0) {
 150                 if (Cmd[0] != 's') PrintAndLog("iso14443a card select failed");
 151                 // disconnect
 152                 c.arg[0] = 0;
 153                 c.arg[1] = 0;
 154                 c.arg[2] = 0;
 155                 SendCommand(&c);
 156                 return 0;
 157         }
 158
 159         if(select_status == 3) {
 160                 PrintAndLog("Card doesn't support standard iso14443-3 anticollision");
 161                 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
 162                 // disconnect
 163                 c.arg[0] = 0;
 164                 c.arg[1] = 0;
 165                 c.arg[2] = 0;
 166                 SendCommand(&c);
 167                 return 0;
 168         }
 169
 170         PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen));
 171         PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
 172         PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]);
 173
 174         switch (card.sak) {
 175                 case 0x00:
 176
 177                         //***************************************test****************
 178                         // disconnect
 179                         c.arg[0] = 0;
 180                         c.arg[1] = 0;
 181                         c.arg[2] = 0;
 182                         SendCommand(&c);
 183
 184                         uint32_t tagT = GetHF14AMfU_Type();
 185                         ul_print_type(tagT, 0);
 186
 187                         //reconnect for further tests
 188                         c.arg[0] = ISO14A_CONNECT | ISO14A_NO_DISCONNECT;
 189                         c.arg[1] = 0;
 190                         c.arg[2] = 0;
 191
 192                         SendCommand(&c);
 193
 194                         UsbCommand resp;
 195                         WaitForResponse(CMD_ACK,&resp);
 196
 197                         memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
 198
 199                         select_status = resp.arg[0];            // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS
 200
 201                         if(select_status == 0) {
 202                                 //PrintAndLog("iso14443a card select failed");
 203                                 // disconnect
 204                                 c.arg[0] = 0;
 205                                 c.arg[1] = 0;
 206                                 c.arg[2] = 0;
 207                                 SendCommand(&c);
 208                                 return 0;
 209                         }
 210
 211                         /*  orig
 212                         // check if the tag answers to GETVERSION (0x60)
 213                         c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
 214                         c.arg[1] = 1;
 215                         c.arg[2] = 0;
 216                         c.d.asBytes[0] = 0x60;
 217                         SendCommand(&c);
 218                         WaitForResponse(CMD_ACK,&resp);
 219
 220                         uint8_t version[10] = {0};
 221                         memcpy(version, resp.d.asBytes, resp.arg[0] < sizeof(version) ? resp.arg[0] : sizeof(version));
 222                         uint8_t len = resp.arg[0] & 0xff;
 223                         switch ( len ){
 224                                 // todo, identify "Magic UL-C tags". // they usually have a static nonce response to 0x1A command.
 225                                 // UL-EV1, size, check version[6] == 0x0b (smaller)  0x0b * 4 == 48
 226                                 case 0x0A:PrintAndLog("TYPE : NXP MIFARE Ultralight EV1 %d bytes", (version[6] == 0xB) ? 48 : 128);break;
 227                                 case 0x01:PrintAndLog("TYPE : NXP MIFARE Ultralight C");break;
 228                                 case 0x00:PrintAndLog("TYPE : NXP MIFARE Ultralight");break;
 229                         }
 230                         */
 231                         break;
 232                 case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break;
 233                 case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
 234                 case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break;
 235                 case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break;
 236                 case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break;
 237                 case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break;
 238                 case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break;
 239                 case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break;
 240                 case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break;
 241                 case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break;
 242                 case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break;
 243                 case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break;
 244                 case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break;
 245                 default: ;
 246         }
 247
 248         // Double & triple sized UID, can be mapped to a manufacturer.
 249         // HACK: does this apply for Ultralight cards?
 250         if ( card.uidlen > 4 ) {
 251                 PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0]));
 252         }
 253
 254         // try to request ATS even if tag claims not to support it
 255         if (select_status == 2) {
 256                 uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0
 257                 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
 258                 c.arg[1] = 2;
 259                 c.arg[2] = 0;
 260                 memcpy(c.d.asBytes, rats, 2);
 261                 SendCommand(&c);
 262                 WaitForResponse(CMD_ACK,&resp);
 263
 264             memcpy(card.ats, resp.d.asBytes, resp.arg[0]);
 265                 card.ats_len = resp.arg[0];                             // note: ats_len includes CRC Bytes
 266         }
 267
 268         if(card.ats_len >= 3) {                 // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes
 269                 bool ta1 = 0, tb1 = 0, tc1 = 0;
 270                 int pos;
 271
 272                 if (select_status == 2) {
 273                         PrintAndLog("SAK incorrectly claims that card doesn't support RATS");
 274                 }
 275                 PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len));
 276                 PrintAndLog("       -  TL : length is %d bytes", card.ats[0]);
 277                 if (card.ats[0] != card.ats_len - 2) {
 278                         PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len);
 279                 }
 280
 281                 if (card.ats[0] > 1) {          // there is a format byte (T0)
 282                         ta1 = (card.ats[1] & 0x10) == 0x10;
 283                         tb1 = (card.ats[1] & 0x20) == 0x20;
 284                         tc1 = (card.ats[1] & 0x40) == 0x40;
 285                         int16_t fsci = card.ats[1] & 0x0f;
 286                         PrintAndLog("       -  T0 : TA1 is%s present, TB1 is%s present, "
 287                                         "TC1 is%s present, FSCI is %d (FSC = %ld)",
 288                                 (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"),
 289                                 fsci,
 290                                 fsci < 5 ? (fsci - 2) * 8 :
 291                                         fsci < 8 ? (fsci - 3) * 32 :
 292                                         fsci == 8 ? 256 :
 293                                         -1
 294                                 );
 295                 }
 296                 pos = 2;
 297                 if (ta1) {
 298                         char dr[16], ds[16];
 299                         dr[0] = ds[0] = '\0';
 300                         if (card.ats[pos] & 0x10) strcat(ds, "2, ");
 301                         if (card.ats[pos] & 0x20) strcat(ds, "4, ");
 302                         if (card.ats[pos] & 0x40) strcat(ds, "8, ");
 303                         if (card.ats[pos] & 0x01) strcat(dr, "2, ");
 304                         if (card.ats[pos] & 0x02) strcat(dr, "4, ");
 305                         if (card.ats[pos] & 0x04) strcat(dr, "8, ");
 306                         if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0';
 307                         if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0';
 308                         PrintAndLog("       - TA1 : different divisors are%s supported, "
 309                                         "DR: [%s], DS: [%s]",
 310                                         (card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds);
 311                         pos++;
 312                 }
 313                 if (tb1) {
 314                         uint32_t sfgi = card.ats[pos] & 0x0F;
 315                         uint32_t fwi = card.ats[pos] >> 4;
 316                         PrintAndLog("       - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)",
 317                                         (sfgi),
 318                                         sfgi ? "" : "(not needed) ",
 319                                         sfgi ? (1 << 12) << sfgi : 0,
 320                                         fwi,
 321                                         (1 << 12) << fwi
 322                                         );
 323                         pos++;
 324                 }
 325                 if (tc1) {
 326                         PrintAndLog("       - TC1 : NAD is%s supported, CID is%s supported",
 327                                         (card.ats[pos] & 0x01) ? "" : " NOT",
 328                                         (card.ats[pos] & 0x02) ? "" : " NOT");
 329                         pos++;
 330                 }
 331                 if (card.ats[0] > pos) {
 332                         char *tip = "";
 333                         if (card.ats[0] - pos >= 7) {
 334                                 if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) {
 335                                         tip = "-> MIFARE Plus X 2K or 4K";
 336                                 } else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) {
 337                                         tip = "-> MIFARE Plus S 2K or 4K";
 338                                 }
 339                         }
 340                         PrintAndLog("       -  HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip);
 341                         if (card.ats[pos] == 0xC1) {
 342                                 PrintAndLog("               c1 -> Mifare or (multiple) virtual cards of various type");
 343                                 PrintAndLog("                  %02x -> Length is %d bytes",
 344                                                 card.ats[pos + 1], card.ats[pos + 1]);
 345                                 switch (card.ats[pos + 2] & 0xf0) {
 346                                         case 0x10:
 347                                                 PrintAndLog("                     1x -> MIFARE DESFire");
 348                                                 break;
 349                                         case 0x20:
 350                                                 PrintAndLog("                     2x -> MIFARE Plus");
 351                                                 break;
 352                                 }
 353                                 switch (card.ats[pos + 2] & 0x0f) {
 354                                         case 0x00:
 355                                                 PrintAndLog("                     x0 -> <1 kByte");
 356                                                 break;
 357                                         case 0x01:
 358                                                 PrintAndLog("                     x1 -> 1 kByte");
 359                                                 break;
 360                                         case 0x02:
 361                                                 PrintAndLog("                     x2 -> 2 kByte");
 362                                                 break;
 363                                         case 0x03:
 364                                                 PrintAndLog("                     x3 -> 4 kByte");
 365                                                 break;
 366                                         case 0x04:
 367                                                 PrintAndLog("                     x4 -> 8 kByte");
 368                                                 break;
 369                                 }
 370                                 switch (card.ats[pos + 3] & 0xf0) {
 371                                         case 0x00:
 372                                                 PrintAndLog("                        0x -> Engineering sample");
 373                                                 break;
 374                                         case 0x20:
 375                                                 PrintAndLog("                        2x -> Released");
 376                                                 break;
 377                                 }
 378                                 switch (card.ats[pos + 3] & 0x0f) {
 379                                         case 0x00:
 380                                                 PrintAndLog("                        x0 -> Generation 1");
 381                                                 break;
 382                                         case 0x01:
 383                                                 PrintAndLog("                        x1 -> Generation 2");
 384                                                 break;
 385                                         case 0x02:
 386                                                 PrintAndLog("                        x2 -> Generation 3");
 387                                                 break;
 388                                 }
 389                                 switch (card.ats[pos + 4] & 0x0f) {
 390                                         case 0x00:
 391                                                 PrintAndLog("                           x0 -> Only VCSL supported");
 392                                                 break;
 393                                         case 0x01:
 394                                                 PrintAndLog("                           x1 -> VCS, VCSL, and SVC supported");
 395                                                 break;
 396                                         case 0x0E:
 397                                                 PrintAndLog("                           xE -> no VCS command supported");
 398                                                 break;
 399                                 }
 400                         }
 401                 }
 402         } else {
 403                 PrintAndLog("proprietary non iso14443-4 card found, RATS not supported");
 404         }
 405
 406
 407         // try to see if card responses to "chinese magic backdoor" commands.
 408         c.cmd = CMD_MIFARE_CIDENT;
 409         c.arg[0] = 0;
 410         c.arg[1] = 0;
 411         c.arg[2] = 0;
 412         SendCommand(&c);
 413         WaitForResponse(CMD_ACK,&resp);
 414
 415         uint8_t isGeneration = resp.arg[0] & 0xff;
 416         switch( isGeneration ){
 417                 case 1: PrintAndLog("Answers to chinese magic backdoor commands (GEN 1a): YES"); break;
 418                 case 2: PrintAndLog("Answers to chinese magic backdoor commands (GEN 1b): YES"); break;
 419                 default: PrintAndLog("Answers to chinese magic backdoor commands: NO"); break;
 420         }
 421
 422         // disconnect
 423         c.cmd = CMD_READER_ISO_14443a;
 424         c.arg[0] = 0;
 425         c.arg[1] = 0;
 426         c.arg[2] = 0;
 427         SendCommand(&c);
 428
 429         return select_status;
 430 }
 431
 432 // Collect ISO14443 Type A UIDs
 433 int CmdHF14ACUIDs(const char *Cmd)
 434 {
 435         // requested number of UIDs
 436         int n = atoi(Cmd);
 437         // collect at least 1 (e.g. if no parameter was given)
 438         n = n > 0 ? n : 1;
 439
 440         PrintAndLog("Collecting %d UIDs", n);
 441         PrintAndLog("Start: %" PRIu64, msclock()/1000);
 442         // repeat n times
 443         for (int i = 0; i < n; i++) {
 444                 // execute anticollision procedure
 445                 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}};
 446                 SendCommand(&c);
 447
 448                 UsbCommand resp;
 449                 WaitForResponse(CMD_ACK,&resp);
 450
 451                 iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes;
 452
 453                 // check if command failed
 454                 if (resp.arg[0] == 0) {
 455                         PrintAndLog("Card select failed.");
 456                 } else {
 457                         char uid_string[20];
 458                         for (uint16_t i = 0; i < card->uidlen; i++) {
 459                                 sprintf(&uid_string[2*i], "%02X", card->uid[i]);
 460                         }
 461                         PrintAndLog("%s", uid_string);
 462                 }
 463         }
 464         PrintAndLog("End: %" PRIu64, msclock()/1000);
 465
 466         return 1;
 467 }
 468
 469 // ## simulate iso14443a tag
 470 // ## greg - added ability to specify tag UID
 471 int CmdHF14ASim(const char *Cmd)
 472 {
 473         UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{0,0,0}};
 474
 475         // Retrieve the tag type
 476         uint8_t tagtype = param_get8ex(Cmd,0,0,10);
 477
 478         // When no argument was given, just print help message
 479         if (tagtype == 0) {
 480                 PrintAndLog("");
 481                 PrintAndLog(" Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID");
 482                 PrintAndLog("");
 483                 PrintAndLog("   syntax: hf 14a sim <type> <uid>");
 484                 PrintAndLog("    types: 1 = MIFARE Classic");
 485                 PrintAndLog("           2 = MIFARE Ultralight");
 486                 PrintAndLog("           3 = MIFARE Desfire");
 487                 PrintAndLog("           4 = ISO/IEC 14443-4");
 488                 PrintAndLog("           5 = MIFARE Tnp3xxx");
 489                 PrintAndLog("");
 490                 return 1;
 491         }
 492
 493         // Store the tag type
 494         c.arg[0] = tagtype;
 495
 496         // Retrieve the full 4 or 7 byte long uid
 497         uint64_t long_uid = param_get64ex(Cmd,1,0,16);
 498
 499         // Are we handling the (optional) second part uid?
 500         if (long_uid > 0xffffffff) {
 501                 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014" PRIx64 ")",long_uid);
 502                 // Store the second part
 503                 c.arg[2] = (long_uid & 0xffffffff);
 504                 long_uid >>= 32;
 505                 // Store the first part, ignore the first byte, it is replaced by cascade byte (0x88)
 506                 c.arg[1] = (long_uid & 0xffffff);
 507         } else {
 508                 PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",long_uid);
 509                 // Only store the first part
 510                 c.arg[1] = long_uid & 0xffffffff;
 511         }
 512 /*
 513                 // At lease save the mandatory first part of the UID
 514                 c.arg[0] = long_uid & 0xffffffff;
 515
 516         if (c.arg[1] == 0) {
 517                 PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
 518         }
 519
 520         switch (c.arg[0]) {
 521                 case 1: {
 522                         PrintAndLog("Emulating ISO/IEC 14443-3 type A tag with 4 byte UID");
 523                         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)};
 524                 } break;
 525                 case 2: {
 526                         PrintAndLog("Emulating ISO/IEC 14443-4 type A tag with 7 byte UID");
 527                 } break;
 528                 default: {
 529                         PrintAndLog("Error: unkown tag type (%d)",c.arg[0]);
 530                         PrintAndLog("syntax: hf 14a sim <uid>",c.arg[0]);
 531                         PrintAndLog(" type1: 4 ",c.arg[0]);
 532
 533                         return 1;
 534                 } break;
 535         }
 536 */
 537 /*
 538   unsigned int hi = 0, lo = 0;
 539   int n = 0, i = 0;
 540   while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
 541     hi= (hi << 4) | (lo >> 28);
 542     lo= (lo << 4) | (n & 0xf);
 543   }
 544 */
 545 //      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)};
 546 //  PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
 547   SendCommand(&c);
 548   return 0;
 549 }
 550
 551 int CmdHF14ASnoop(const char *Cmd) {
 552         int param = 0;
 553
 554         uint8_t ctmp = param_getchar(Cmd, 0) ;
 555         if (ctmp == 'h' || ctmp == 'H') {
 556                 PrintAndLog("It get data from the field and saves it into command buffer.");
 557                 PrintAndLog("Buffer accessible from command hf list 14a.");
 558                 PrintAndLog("Usage:  hf 14a snoop [c][r]");
 559                 PrintAndLog("c - triggered by first data from card");
 560                 PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
 561                 PrintAndLog("sample: hf 14a snoop c r");
 562                 return 0;
 563         }
 564
 565         for (int i = 0; i < 2; i++) {
 566                 ctmp = param_getchar(Cmd, i);
 567                 if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
 568                 if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
 569         }
 570
 571         UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}};
 572         SendCommand(&c);
 573         return 0;
 574 }
 575
 576
 577 int CmdHF14ACmdRaw(const char *cmd) {
 578         UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
 579         bool reply=1;
 580         bool crc = false;
 581         bool power = false;
 582         bool active = false;
 583         bool active_select = false;
 584         uint16_t numbits = 0;
 585         bool bTimeout = false;
 586         uint32_t timeout = 0;
 587         bool topazmode = false;
 588         char buf[5]="";
 589         int i = 0;
 590         uint8_t data[USB_CMD_DATA_SIZE];
 591         uint16_t datalen = 0;
 592         uint32_t temp;
 593
 594         if (strlen(cmd)<2) {
 595                 PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] [-t] <number of bits> <0A 0B 0C ... hex>");
 596                 PrintAndLog("       -r    do not read response");
 597                 PrintAndLog("       -c    calculate and append CRC");
 598                 PrintAndLog("       -p    leave the signal field ON after receive");
 599                 PrintAndLog("       -a    active signal field ON without select");
 600                 PrintAndLog("       -s    active signal field ON with select");
 601                 PrintAndLog("       -b    number of bits to send. Useful for send partial byte");
 602                 PrintAndLog("       -t    timeout in ms");
 603                 PrintAndLog("       -T    use Topaz protocol to send command");
 604                 return 0;
 605         }
 606
 607
 608         // strip
 609         while (*cmd==' ' || *cmd=='\t') cmd++;
 610
 611         while (cmd[i]!='\0') {
 612                 if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; }
 613                 if (cmd[i]=='-') {
 614                         switch (cmd[i+1]) {
 615                                 case 'r':
 616                                         reply = false;
 617                                         break;
 618                                 case 'c':
 619                                         crc = true;
 620                                         break;
 621                                 case 'p':
 622                                         power = true;
 623                                         break;
 624                                 case 'a':
 625                                         active = true;
 626                                         break;
 627                                 case 's':
 628                                         active_select = true;
 629                                         break;
 630                                 case 'b':
 631                                         sscanf(cmd+i+2,"%d",&temp);
 632                                         numbits = temp & 0xFFFF;
 633                                         i+=3;
 634                                         while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
 635                                         i-=2;
 636                                         break;
 637                                 case 't':
 638                                         bTimeout = true;
 639                                         sscanf(cmd+i+2,"%d",&temp);
 640                                         timeout = temp;
 641                                         i+=3;
 642                                         while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
 643                                         i-=2;
 644                                         break;
 645                                 case 'T':
 646                                         topazmode = true;
 647                                         break;
 648                                 default:
 649                                         PrintAndLog("Invalid option");
 650                                         return 0;
 651                         }
 652                         i+=2;
 653                         continue;
 654                 }
 655                 if ((cmd[i]>='0' && cmd[i]<='9') ||
 656                     (cmd[i]>='a' && cmd[i]<='f') ||
 657                     (cmd[i]>='A' && cmd[i]<='F') ) {
 658                         buf[strlen(buf)+1]=0;
 659                         buf[strlen(buf)]=cmd[i];
 660                         i++;
 661
 662                         if (strlen(buf)>=2) {
 663                                 sscanf(buf,"%x",&temp);
 664                                 data[datalen]=(uint8_t)(temp & 0xff);
 665                                 *buf=0;
 666                                 if (datalen > sizeof(data)-1) {
 667                                         if (crc)
 668                                                 PrintAndLog("Buffer is full, we can't add CRC to your data");
 669                                         break;
 670                                 } else {
 671                                         datalen++;
 672                                 }
 673                         }
 674                         continue;
 675                 }
 676                 PrintAndLog("Invalid char on input");
 677                 return 0;
 678         }
 679
 680         if(crc && datalen>0 && datalen<sizeof(data)-2)
 681         {
 682                 uint8_t first, second;
 683                 if (topazmode) {
 684                         ComputeCrc14443(CRC_14443_B, data, datalen, &first, &second);
 685                 } else {
 686                         ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
 687                 }
 688                 data[datalen++] = first;
 689                 data[datalen++] = second;
 690         }
 691
 692         if(active || active_select)
 693         {
 694                 c.arg[0] |= ISO14A_CONNECT;
 695                 if(active)
 696                         c.arg[0] |= ISO14A_NO_SELECT;
 697         }
 698
 699         if(bTimeout){
 700                 #define MAX_TIMEOUT 40542464    // = (2^32-1) * (8*16) / 13560000Hz * 1000ms/s
 701                 c.arg[0] |= ISO14A_SET_TIMEOUT;
 702                 if(timeout > MAX_TIMEOUT) {
 703                         timeout = MAX_TIMEOUT;
 704                         PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response");
 705                 }
 706                 c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us)
 707         }
 708
 709         if(power) {
 710                 c.arg[0] |= ISO14A_NO_DISCONNECT;
 711         }
 712
 713         if(datalen > 0) {
 714                 c.arg[0] |= ISO14A_RAW;
 715         }
 716
 717         if(topazmode) {
 718                 c.arg[0] |= ISO14A_TOPAZMODE;
 719         }
 720
 721         // Max buffer is USB_CMD_DATA_SIZE (512)
 722         c.arg[1] = (datalen & 0xFFFF) | ((uint32_t)numbits << 16);
 723         memcpy(c.d.asBytes,data,datalen);
 724
 725         SendCommand(&c);
 726
 727         if (reply) {
 728                 if(active_select)
 729                         waitCmd(1);
 730                 if(datalen>0)
 731                         waitCmd(0);
 732         } // if reply
 733         return 0;
 734 }
 735
 736
 737 static void waitCmd(uint8_t iSelect)
 738 {
 739     uint8_t *recv;
 740     UsbCommand resp;
 741     char *hexout;
 742
 743     if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
 744         recv = resp.d.asBytes;
 745         uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0];
 746         PrintAndLog("received %i octets", iLen);
 747         if(!iLen)
 748             return;
 749         hexout = (char *)malloc(iLen * 3 + 1);
 750         if (hexout != NULL) {
 751             for (int i = 0; i < iLen; i++) { // data in hex
 752                 sprintf(&hexout[i * 3], "%02X ", recv[i]);
 753             }
 754             PrintAndLog("%s", hexout);
 755             free(hexout);
 756         } else {
 757             PrintAndLog("malloc failed your client has low memory?");
 758         }
 759     } else {
 760         PrintAndLog("timeout while waiting for reply.");
 761     }
 762 }
 763
 764 static command_t CommandTable[] =
 765 {
 766   {"help",   CmdHelp,              1, "This help"},
 767   {"list",   CmdHF14AList,         0, "[Deprecated] List ISO 14443a history"},
 768   {"reader", CmdHF14AReader,       0, "Act like an ISO14443 Type A reader"},
 769   {"cuids",  CmdHF14ACUIDs,        0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"},
 770   {"sim",    CmdHF14ASim,          0, "<UID> -- Simulate ISO 14443a tag"},
 771   {"snoop",  CmdHF14ASnoop,        0, "Eavesdrop ISO 14443 Type A"},
 772   {"raw",    CmdHF14ACmdRaw,       0, "Send raw hex data to tag"},
 773   {NULL, NULL, 0, NULL}
 774 };
 775
 776 int CmdHF14A(const char *Cmd) {
 777         // flush
 778         WaitForResponseTimeout(CMD_ACK,NULL,100);
 779
 780         // parse
 781   CmdsParse(CommandTable, Cmd);
 782   return 0;
 783 }
 784
 785 int CmdHelp(const char *Cmd)
 786 {
 787   CmdsHelp(CommandTable);
 788   return 0;
 789 }