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 #include "nonce2key/nonce2key.h"
  28
  29 #define llx PRIx64
  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                         ul_switch_off_field();
 179
 180                         uint32_t tagT = GetHF14AMfU_Type();
 181                         ul_print_type(tagT, 0);
 182
 183                         //reconnect for further tests
 184                         c.arg[0] = ISO14A_CONNECT | ISO14A_NO_DISCONNECT;
 185                         c.arg[1] = 0;
 186                         c.arg[2] = 0;
 187
 188                         SendCommand(&c);
 189
 190                         UsbCommand resp;
 191                         WaitForResponse(CMD_ACK,&resp);
 192
 193                         memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
 194
 195                         select_status = resp.arg[0];            // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS
 196
 197                         if(select_status == 0) {
 198                                 ul_switch_off_field();
 199                                 return 0;
 200                         }
 201
 202                         /*  orig
 203                         // check if the tag answers to GETVERSION (0x60)
 204                         c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
 205                         c.arg[1] = 1;
 206                         c.arg[2] = 0;
 207                         c.d.asBytes[0] = 0x60;
 208                         SendCommand(&c);
 209                         WaitForResponse(CMD_ACK,&resp);
 210
 211                         uint8_t version[10] = {0};
 212                         memcpy(version, resp.d.asBytes, resp.arg[0] < sizeof(version) ? resp.arg[0] : sizeof(version));
 213                         uint8_t len  = resp.arg[0] & 0xff;
 214                         switch ( len){
 215                                 // todo, identify "Magic UL-C tags".  // they usually have a static nonce response to 0x1A command.
 216                                 // UL-EV1, size, check version[6] == 0x0b (smaller)  0x0b * 4 == 48
 217                                 case 0x0A:PrintAndLog("TYPE : NXP MIFARE Ultralight EV1 %d bytes", (version[6] == 0xB) ? 48 : 128);     break;
 218                                 case 0x01:PrintAndLog("TYPE : NXP MIFARE Ultralight C");break;
 219                                 case 0x00:PrintAndLog("TYPE : NXP MIFARE Ultralight");break;
 220                         }
 221                         */
 222                         break;
 223                 case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break;
 224                 case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
 225                 case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break;
 226                 case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break;
 227                 case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break;
 228                 case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break;
 229                 case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break;
 230                 case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break;
 231                 case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break;
 232                 case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break;
 233                 case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break;
 234                 case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break;
 235                 case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break;
 236                 default: ;
 237         }
 238
 239         // Double & triple sized UID, can be mapped to a manufacturer.
 240         if ( card.uidlen > 4 ) {
 241                 PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0]));
 242         }
 243
 244         // try to request ATS even if tag claims not to support it
 245         if (select_status == 2) {
 246                 uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0
 247                 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
 248                 c.arg[1] = 2;
 249                 c.arg[2] = 0;
 250                 memcpy(c.d.asBytes, rats, 2);
 251                 SendCommand(&c);
 252                 WaitForResponse(CMD_ACK,&resp);
 253
 254             memcpy(card.ats, resp.d.asBytes, resp.arg[0]);
 255                 card.ats_len = resp.arg[0];                             // note: ats_len includes CRC Bytes
 256         }
 257
 258         if(card.ats_len >= 3) {                 // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes
 259                 bool ta1 = 0, tb1 = 0, tc1 = 0;
 260                 int pos;
 261
 262                 if (select_status == 2) {
 263                         PrintAndLog("SAK incorrectly claims that card doesn't support RATS");
 264                 }
 265                 PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len));
 266                 PrintAndLog("       -  TL : length is %d bytes", card.ats[0]);
 267                 if (card.ats[0] != card.ats_len - 2) {
 268                         PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len);
 269                 }
 270
 271                 if (card.ats[0] > 1) {          // there is a format byte (T0)
 272                         ta1 = (card.ats[1] & 0x10) == 0x10;
 273                         tb1 = (card.ats[1] & 0x20) == 0x20;
 274                         tc1 = (card.ats[1] & 0x40) == 0x40;
 275                         int16_t fsci = card.ats[1] & 0x0f;
 276                         PrintAndLog("       -  T0 : TA1 is%s present, TB1 is%s present, "
 277                                         "TC1 is%s present, FSCI is %d (FSC = %ld)",
 278                                 (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"),
 279                                 fsci,
 280                                 fsci < 5 ? (fsci - 2) * 8 :
 281                                         fsci < 8 ? (fsci - 3) * 32 :
 282                                         fsci == 8 ? 256 :
 283                                         -1
 284                                 );
 285                 }
 286                 pos = 2;
 287                 if (ta1) {
 288                         char dr[16], ds[16];
 289                         dr[0] = ds[0] = '\0';
 290                         if (card.ats[pos] & 0x10) strcat(ds, "2, ");
 291                         if (card.ats[pos] & 0x20) strcat(ds, "4, ");
 292                         if (card.ats[pos] & 0x40) strcat(ds, "8, ");
 293                         if (card.ats[pos] & 0x01) strcat(dr, "2, ");
 294                         if (card.ats[pos] & 0x02) strcat(dr, "4, ");
 295                         if (card.ats[pos] & 0x04) strcat(dr, "8, ");
 296                         if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0';
 297                         if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0';
 298                         PrintAndLog("       - TA1 : different divisors are%s supported, "
 299                                         "DR: [%s], DS: [%s]",
 300                                         (card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds);
 301                         pos++;
 302                 }
 303                 if (tb1) {
 304                         uint32_t sfgi = card.ats[pos] & 0x0F;
 305                         uint32_t fwi = card.ats[pos] >> 4;
 306                         PrintAndLog("       - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)",
 307                                         (sfgi),
 308                                         sfgi ? "" : "(not needed) ",
 309                                         sfgi ? (1 << 12) << sfgi : 0,
 310                                         fwi,
 311                                         (1 << 12) << fwi
 312                                         );
 313                         pos++;
 314                 }
 315                 if (tc1) {
 316                         PrintAndLog("       - TC1 : NAD is%s supported, CID is%s supported",
 317                                         (card.ats[pos] & 0x01) ? "" : " NOT",
 318                                         (card.ats[pos] & 0x02) ? "" : " NOT");
 319                         pos++;
 320                 }
 321                 if (card.ats[0] > pos) {
 322                         char *tip = "";
 323                         if (card.ats[0] - pos >= 7) {
 324                                 if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) {
 325                                         tip = "-> MIFARE Plus X 2K or 4K";
 326                                 } else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) {
 327                                         tip = "-> MIFARE Plus S 2K or 4K";
 328                                 }
 329                         }
 330                         PrintAndLog("       -  HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip);
 331                         if (card.ats[pos] == 0xC1) {
 332                                 PrintAndLog("               c1 -> Mifare or (multiple) virtual cards of various type");
 333                                 PrintAndLog("                  %02x -> Length is %d bytes",
 334                                                 card.ats[pos + 1], card.ats[pos + 1]);
 335                                 switch (card.ats[pos + 2] & 0xf0) {
 336                                         case 0x10:
 337                                                 PrintAndLog("                     1x -> MIFARE DESFire");
 338                                                 break;
 339                                         case 0x20:
 340                                                 PrintAndLog("                     2x -> MIFARE Plus");
 341                                                 break;
 342                                 }
 343                                 switch (card.ats[pos + 2] & 0x0f) {
 344                                         case 0x00:
 345                                                 PrintAndLog("                     x0 -> <1 kByte");
 346                                                 break;
 347                                         case 0x01:
 348                                                 PrintAndLog("                     x0 -> 1 kByte");
 349                                                 break;
 350                                         case 0x02:
 351                                                 PrintAndLog("                     x0 -> 2 kByte");
 352                                                 break;
 353                                         case 0x03:
 354                                                 PrintAndLog("                     x0 -> 4 kByte");
 355                                                 break;
 356                                         case 0x04:
 357                                                 PrintAndLog("                     x0 -> 8 kByte");
 358                                                 break;
 359                                 }
 360                                 switch (card.ats[pos + 3] & 0xf0) {
 361                                         case 0x00:
 362                                                 PrintAndLog("                        0x -> Engineering sample");
 363                                                 break;
 364                                         case 0x20:
 365                                                 PrintAndLog("                        2x -> Released");
 366                                                 break;
 367                                 }
 368                                 switch (card.ats[pos + 3] & 0x0f) {
 369                                         case 0x00:
 370                                                 PrintAndLog("                        x0 -> Generation 1");
 371                                                 break;
 372                                         case 0x01:
 373                                                 PrintAndLog("                        x1 -> Generation 2");
 374                                                 break;
 375                                         case 0x02:
 376                                                 PrintAndLog("                        x2 -> Generation 3");
 377                                                 break;
 378                                 }
 379                                 switch (card.ats[pos + 4] & 0x0f) {
 380                                         case 0x00:
 381                                                 PrintAndLog("                           x0 -> Only VCSL supported");
 382                                                 break;
 383                                         case 0x01:
 384                                                 PrintAndLog("                           x1 -> VCS, VCSL, and SVC supported");
 385                                                 break;
 386                                         case 0x0E:
 387                                                 PrintAndLog("                           xE -> no VCS command supported");
 388                                                 break;
 389                                 }
 390                         }
 391                 }
 392         } else {
 393                 PrintAndLog("proprietary non iso14443-4 card found, RATS not supported");
 394         }
 395
 396
 397         // try to see if card responses to "chinese magic backdoor" commands.
 398         c.cmd = CMD_MIFARE_CIDENT;
 399         c.arg[0] = 0;
 400         c.arg[1] = 0;
 401         c.arg[2] = 0;
 402         SendCommand(&c);
 403         WaitForResponse(CMD_ACK,&resp);
 404         uint8_t isOK  = resp.arg[0] & 0xff;
 405         PrintAndLog("Answers to chinese magic backdoor commands: %s", (isOK ? "YES" : "NO") );
 406
 407         // disconnect
 408         c.cmd = CMD_READER_ISO_14443a;
 409         c.arg[0] = 0;
 410         c.arg[1] = 0;
 411         c.arg[2] = 0;
 412         SendCommand(&c);
 413
 414         return select_status;
 415 }
 416
 417 // Collect ISO14443 Type A UIDs
 418 int CmdHF14ACUIDs(const char *Cmd)
 419 {
 420         // requested number of UIDs
 421         int n = atoi(Cmd);
 422         // collect at least 1 (e.g. if no parameter was given)
 423         n = n > 0 ? n : 1;
 424
 425         PrintAndLog("Collecting %d UIDs", n);
 426         PrintAndLog("Start: %u", time(NULL));
 427         // repeat n times
 428         for (int i = 0; i < n; i++) {
 429                 // execute anticollision procedure
 430                 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}};
 431                 SendCommand(&c);
 432
 433                 UsbCommand resp;
 434                 WaitForResponse(CMD_ACK,&resp);
 435
 436                 iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes;
 437
 438                 // check if command failed
 439                 if (resp.arg[0] == 0) {
 440                         PrintAndLog("Card select failed.");
 441                 } else {
 442                         char uid_string[20];
 443                         for (uint16_t i = 0; i < card->uidlen; i++) {
 444                                 sprintf(&uid_string[2*i], "%02X", card->uid[i]);
 445                         }
 446                         PrintAndLog("%s", uid_string);
 447                 }
 448         }
 449         PrintAndLog("End: %u", time(NULL));
 450
 451         return 1;
 452 }
 453
 454
 455 static int usage_hf_14a_sim(void)
 456 {
 457         PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID\n");
 458         PrintAndLog("Usage: hf 14a sim t <type> u <uid> x");
 459         PrintAndLog("  Options : ");
 460         PrintAndLog("    h     : this help");
 461         PrintAndLog("    t     : 1 = MIFARE Classic");
 462         PrintAndLog("            2 = MIFARE Ultralight");
 463         PrintAndLog("            3 = MIFARE Desfire");
 464         PrintAndLog("            4 = ISO/IEC 14443-4");
 465         PrintAndLog("            5 = MIFARE Tnp3xxx");
 466         PrintAndLog("            6 = MIFARE Mini");
 467         PrintAndLog("    u     : 4 or 7 byte UID");
 468         PrintAndLog("    x     : (Optional) performs the 'reader attack', nr/ar attack against a legitimate reader");
 469         PrintAndLog("\n   sample : hf 14a sim t 1 u 1122344");
 470         PrintAndLog("          : hf 14a sim t 1 u 1122344 x\n");
 471         return 0;
 472 }
 473
 474 // ## simulate iso14443a tag
 475 // ## greg - added ability to specify tag UID
 476 int CmdHF14ASim(const char *Cmd)
 477 {
 478         bool errors = FALSE;
 479         uint8_t flags = 0;
 480         uint8_t tagtype = 1;
 481         uint64_t uid = 0;
 482         uint8_t cmdp = 0;
 483
 484         clearCommandBuffer();
 485
 486         while(param_getchar(Cmd, cmdp) != 0x00)
 487         {
 488                 switch(param_getchar(Cmd, cmdp))
 489                 {
 490                         case 'h':
 491                         case 'H':
 492                                 return usage_hf_14a_sim();
 493                         case 't':
 494                         case 'T':
 495                                 // Retrieve the tag type
 496                                 tagtype = param_get8ex(Cmd, cmdp+1, 0, 10);
 497                                 if (tagtype == 0)
 498                                         errors = true;
 499                                 cmdp += 2;
 500                                 break;
 501                         case 'u':
 502                         case 'U':
 503                                 // Retrieve the full 4 or 7 byte long uid
 504                                 uid = param_get64ex(Cmd, cmdp+1, 0, 16);
 505                                 if (uid == 0 )
 506                                         errors = TRUE;
 507
 508                                 if (uid > 0xffffffff) {
 509                                         PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014"llx")",uid);
 510                                         flags |= FLAG_7B_UID_IN_DATA;
 511                                 } else {
 512                                         PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",uid);
 513                                         flags |= FLAG_4B_UID_IN_DATA;
 514                                 }
 515                                 cmdp += 2;
 516                                 break;
 517                         case 'x':
 518                         case 'X':
 519                                 flags |= FLAG_NR_AR_ATTACK;
 520                                 cmdp++;
 521                                 break;
 522                         default:
 523                                 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
 524                                 errors = true;
 525                                 break;
 526                         }
 527                 if(errors) break;
 528         }
 529
 530         //Validations
 531         if (errors) return usage_hf_14a_sim();
 532
 533         PrintAndLog("Press pm3-button to abort simulation");
 534
 535         UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{ tagtype, flags, 0 }};
 536
 537         num_to_bytes(uid, 7, c.d.asBytes);
 538         SendCommand(&c);
 539
 540         uint8_t data[40];
 541         uint8_t key[6];
 542         UsbCommand resp;
 543         while(!ukbhit()){
 544                 if ( WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
 545                         if ( (resp.arg[0] & 0xffff) == CMD_SIMULATE_MIFARE_CARD ){
 546                                 memset(data, 0x00, sizeof(data));
 547                                 memset(key, 0x00, sizeof(key));
 548                                 int len = (resp.arg[1] > sizeof(data)) ? sizeof(data) : resp.arg[1];
 549                                 memcpy(data, resp.d.asBytes, len);
 550                                 tryMfk32(uid, data, key);
 551                                 //tryMfk64(uid, data, key);
 552                                 PrintAndLog("--");
 553                         }
 554                 }
 555         }
 556         return 0;
 557 }
 558
 559 int CmdHF14ASniff(const char *Cmd) {
 560         int param = 0;
 561
 562         uint8_t ctmp = param_getchar(Cmd, 0) ;
 563         if (ctmp == 'h' || ctmp == 'H') {
 564                 PrintAndLog("It get data from the field and saves it into command buffer.");
 565                 PrintAndLog("Buffer accessible from command 'hf list 14a'");
 566                 PrintAndLog("Usage:  hf 14a sniff [c][r]");
 567                 PrintAndLog("c - triggered by first data from card");
 568                 PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
 569                 PrintAndLog("sample: hf 14a sniff c r");
 570                 return 0;
 571         }
 572
 573         for (int i = 0; i < 2; i++) {
 574                 ctmp = param_getchar(Cmd, i);
 575                 if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
 576                 if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
 577         }
 578
 579   UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}};
 580   SendCommand(&c);
 581   return 0;
 582 }
 583
 584
 585 int CmdHF14ACmdRaw(const char *cmd) {
 586     UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
 587     bool reply=1;
 588     bool crc = FALSE;
 589     bool power = FALSE;
 590     bool active = FALSE;
 591     bool active_select = FALSE;
 592     uint16_t numbits=0;
 593         bool bTimeout = FALSE;
 594         uint32_t timeout=0;
 595         bool topazmode = FALSE;
 596     char buf[5]="";
 597     int i=0;
 598     uint8_t data[USB_CMD_DATA_SIZE];
 599         uint16_t datalen=0;
 600         uint32_t temp;
 601
 602     if (strlen(cmd)<2) {
 603         PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-a] [-t] <milliseconds> [-b] <number of bits>  <0A 0B 0C ... hex>");
 604         PrintAndLog("       -r    do not read response");
 605         PrintAndLog("       -c    calculate and append CRC");
 606         PrintAndLog("       -p    leave the signal field ON after receive");
 607         PrintAndLog("       -a    active signal field ON without select");
 608         PrintAndLog("       -s    active signal field ON with select");
 609         PrintAndLog("       -b    number of bits to send. Useful for send partial byte");
 610                 PrintAndLog("       -t    timeout in ms");
 611                 PrintAndLog("       -T    use Topaz protocol to send command");
 612         return 0;
 613     }
 614
 615
 616     // strip
 617     while (*cmd==' ' || *cmd=='\t') cmd++;
 618
 619     while (cmd[i]!='\0') {
 620         if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; }
 621         if (cmd[i]=='-') {
 622             switch (cmd[i+1]) {
 623                 case 'r':
 624                     reply = FALSE;
 625                     break;
 626                 case 'c':
 627                     crc = TRUE;
 628                     break;
 629                 case 'p':
 630                     power = TRUE;
 631                     break;
 632                 case 'a':
 633                     active = TRUE;
 634                     break;
 635                 case 's':
 636                     active_select = TRUE;
 637                     break;
 638                 case 'b':
 639                     sscanf(cmd+i+2,"%d",&temp);
 640                     numbits = temp & 0xFFFF;
 641                     i+=3;
 642                     while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
 643                     i-=2;
 644                     break;
 645                                 case 't':
 646                                         bTimeout = TRUE;
 647                                         sscanf(cmd+i+2,"%d",&temp);
 648                                         timeout = temp;
 649                                         i+=3;
 650                                         while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
 651                                         i-=2;
 652                                         break;
 653                 case 'T':
 654                                         topazmode = TRUE;
 655                                         break;
 656                 default:
 657                     PrintAndLog("Invalid option");
 658                     return 0;
 659             }
 660             i+=2;
 661             continue;
 662         }
 663         if ((cmd[i]>='0' && cmd[i]<='9') ||
 664             (cmd[i]>='a' && cmd[i]<='f') ||
 665             (cmd[i]>='A' && cmd[i]<='F') ) {
 666             buf[strlen(buf)+1]=0;
 667             buf[strlen(buf)]=cmd[i];
 668             i++;
 669
 670             if (strlen(buf)>=2) {
 671                 sscanf(buf,"%x",&temp);
 672                 data[datalen]=(uint8_t)(temp & 0xff);
 673                 *buf=0;
 674                                 if (++datalen >= sizeof(data)){
 675                                         if (crc)
 676                                                 PrintAndLog("Buffer is full, we can't add CRC to your data");
 677                                         break;
 678                                 }
 679             }
 680             continue;
 681         }
 682         PrintAndLog("Invalid char on input");
 683         return 0;
 684     }
 685
 686     if(crc && datalen>0 && datalen<sizeof(data)-2)
 687     {
 688         uint8_t first, second;
 689                 if (topazmode) {
 690                         ComputeCrc14443(CRC_14443_B, data, datalen, &first, &second);
 691                 } else {
 692                         ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
 693                 }
 694         data[datalen++] = first;
 695         data[datalen++] = second;
 696     }
 697
 698     if(active || active_select)
 699     {
 700         c.arg[0] |= ISO14A_CONNECT;
 701         if(active)
 702             c.arg[0] |= ISO14A_NO_SELECT;
 703     }
 704
 705         if(bTimeout){
 706             #define MAX_TIMEOUT 40542464        // = (2^32-1) * (8*16) / 13560000Hz * 1000ms/s
 707         c.arg[0] |= ISO14A_SET_TIMEOUT;
 708         if(timeout > MAX_TIMEOUT) {
 709             timeout = MAX_TIMEOUT;
 710             PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response");
 711         }
 712                 c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us)
 713         }
 714
 715     if(power)
 716         c.arg[0] |= ISO14A_NO_DISCONNECT;
 717
 718     if(datalen>0)
 719         c.arg[0] |= ISO14A_RAW;
 720
 721         if(topazmode)
 722                 c.arg[0] |= ISO14A_TOPAZMODE;
 723
 724         // Max buffer is USB_CMD_DATA_SIZE
 725     c.arg[1] = (datalen & 0xFFFF) | (numbits << 16);
 726     memcpy(c.d.asBytes,data,datalen);
 727
 728     SendCommand(&c);
 729
 730     if (reply) {
 731         if(active_select)
 732             waitCmd(1);
 733         if(datalen>0)
 734             waitCmd(0);
 735     } // if reply
 736     return 0;
 737 }
 738
 739
 740 static void waitCmd(uint8_t iSelect)
 741 {
 742     uint8_t *recv;
 743     UsbCommand resp;
 744     char *hexout;
 745
 746     if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
 747         recv = resp.d.asBytes;
 748         uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0];
 749         PrintAndLog("received %i octets",iLen);
 750         if(!iLen)
 751             return;
 752         hexout = (char *)malloc(iLen * 3 + 1);
 753         if (hexout != NULL) {
 754             for (int i = 0; i < iLen; i++) { // data in hex
 755                 sprintf(&hexout[i * 3], "%02X ", recv[i]);
 756             }
 757             PrintAndLog("%s", hexout);
 758             free(hexout);
 759         } else {
 760             PrintAndLog("malloc failed your client has low memory?");
 761         }
 762     } else {
 763         PrintAndLog("timeout while waiting for reply.");
 764     }
 765 }
 766
 767 static command_t CommandTable[] =
 768 {
 769   {"help",   CmdHelp,              1, "This help"},
 770   {"list",   CmdHF14AList,         0, "[Deprecated] List ISO 14443a history"},
 771   {"reader", CmdHF14AReader,       0, "Act like an ISO14443 Type A reader"},
 772   {"cuids",  CmdHF14ACUIDs,        0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"},
 773   {"sim",    CmdHF14ASim,          0, "<UID> -- Simulate ISO 14443a tag"},
 774   {"sniff",  CmdHF14ASniff,        0, "sniff ISO 14443 Type A traffic"},
 775   {"raw",    CmdHF14ACmdRaw,       0, "Send raw hex data to tag"},
 776   {NULL, NULL, 0, NULL}
 777 };
 778
 779 int CmdHF14A(const char *Cmd) {
 780         // flush
 781         WaitForResponseTimeout(CMD_ACK,NULL,100);
 782
 783         // parse
 784         CmdsParse(CommandTable, Cmd);
 785         return 0;
 786 }
 787
 788 int CmdHelp(const char *Cmd)
 789 {
 790   CmdsHelp(CommandTable);
 791   return 0;
 792 }