git.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 #include "cmdhf.h"
  29
  30 static int CmdHelp(const char *Cmd);
  31 static void waitCmd(uint8_t iLen);
  32
  33 // structure and database for uid -> tagtype lookups
  34 typedef struct {
  35         uint8_t uid;
  36         char* desc;
  37 } manufactureName;
  38
  39 const manufactureName manufactureMapping[] = {
  40         // ID,  "Vendor Country"
  41         { 0x01, "Motorola UK" },
  42         { 0x02, "ST Microelectronics SA France" },
  43         { 0x03, "Hitachi, Ltd Japan" },
  44         { 0x04, "NXP Semiconductors Germany" },
  45         { 0x05, "Infineon Technologies AG Germany" },
  46         { 0x06, "Cylink USA" },
  47         { 0x07, "Texas Instrument France" },
  48         { 0x08, "Fujitsu Limited Japan" },
  49         { 0x09, "Matsushita Electronics Corporation, Semiconductor Company Japan" },
  50         { 0x0A, "NEC Japan" },
  51         { 0x0B, "Oki Electric Industry Co. Ltd Japan" },
  52         { 0x0C, "Toshiba Corp. Japan" },
  53         { 0x0D, "Mitsubishi Electric Corp. Japan" },
  54         { 0x0E, "Samsung Electronics Co. Ltd Korea" },
  55         { 0x0F, "Hynix / Hyundai, Korea" },
  56         { 0x10, "LG-Semiconductors Co. Ltd Korea" },
  57         { 0x11, "Emosyn-EM Microelectronics USA" },
  58         { 0x12, "INSIDE Technology France" },
  59         { 0x13, "ORGA Kartensysteme GmbH Germany" },
  60         { 0x14, "SHARP Corporation Japan" },
  61         { 0x15, "ATMEL France" },
  62         { 0x16, "EM Microelectronic-Marin SA Switzerland" },
  63         { 0x17, "KSW Microtec GmbH Germany" },
  64         { 0x18, "ZMD AG Germany" },
  65         { 0x19, "XICOR, Inc. USA" },
  66         { 0x1A, "Sony Corporation Japan Identifier Company Country" },
  67         { 0x1B, "Malaysia Microelectronic Solutions Sdn. Bhd Malaysia" },
  68         { 0x1C, "Emosyn USA" },
  69         { 0x1D, "Shanghai Fudan Microelectronics Co. Ltd. P.R. China" },
  70         { 0x1E, "Magellan Technology Pty Limited Australia" },
  71         { 0x1F, "Melexis NV BO Switzerland" },
  72         { 0x20, "Renesas Technology Corp. Japan" },
  73         { 0x21, "TAGSYS France" },
  74         { 0x22, "Transcore USA" },
  75         { 0x23, "Shanghai belling corp., ltd. China" },
  76         { 0x24, "Masktech Germany Gmbh Germany" },
  77         { 0x25, "Innovision Research and Technology Plc UK" },
  78         { 0x26, "Hitachi ULSI Systems Co., Ltd. Japan" },
  79         { 0x27, "Cypak AB Sweden" },
  80         { 0x28, "Ricoh Japan" },
  81         { 0x29, "ASK France" },
  82         { 0x2A, "Unicore Microsystems, LLC Russian Federation" },
  83         { 0x2B, "Dallas Semiconductor/Maxim USA" },
  84         { 0x2C, "Impinj, Inc. USA" },
  85         { 0x2D, "RightPlug Alliance USA" },
  86         { 0x2E, "Broadcom Corporation USA" },
  87         { 0x2F, "MStar Semiconductor, Inc Taiwan, ROC" },
  88         { 0x30, "BeeDar Technology Inc. USA" },
  89         { 0x31, "RFIDsec Denmark" },
  90         { 0x32, "Schweizer Electronic AG Germany" },
  91         { 0x33, "AMIC Technology Corp Taiwan" },
  92         { 0x34, "Mikron JSC Russia" },
  93         { 0x35, "Fraunhofer Institute for Photonic Microsystems Germany" },
  94         { 0x36, "IDS Microchip AG Switzerland" },
  95         { 0x37, "Kovio USA" },
  96         { 0x38, "HMT Microelectronic Ltd Switzerland Identifier Company Country" },
  97         { 0x39, "Silicon Craft Technology Thailand" },
  98         { 0x3A, "Advanced Film Device Inc. Japan" },
  99         { 0x3B, "Nitecrest Ltd UK" },
 100         { 0x3C, "Verayo Inc. USA" },
 101         { 0x3D, "HID Global USA" },
 102         { 0x3E, "Productivity Engineering Gmbh Germany" },
 103         { 0x3F, "Austriamicrosystems AG (reserved) Austria" },
 104         { 0x40, "Gemalto SA France" },
 105         { 0x41, "Renesas Electronics Corporation Japan" },
 106         { 0x42, "3Alogics Inc Korea" },
 107         { 0x43, "Top TroniQ Asia Limited Hong Kong" },
 108         { 0x44, "Gentag Inc (USA) USA" },
 109         { 0x00, "no tag-info available" } // must be the last entry
 110 };
 111
 112
 113 // get a product description based on the UID
 114 //              uid[8]  tag uid
 115 // returns description of the best match
 116 char* getTagInfo(uint8_t uid) {
 117
 118         int i;
 119         int len = sizeof(manufactureMapping) / sizeof(manufactureName);
 120
 121         for ( i = 0; i < len; ++i )
 122                 if ( uid == manufactureMapping[i].uid)
 123                         return manufactureMapping[i].desc;
 124
 125         //No match, return default
 126         return manufactureMapping[len-1].desc;
 127 }
 128
 129
 130 int usage_hf_14a_sim(void) {
 131         PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID\n");
 132         PrintAndLog("Usage: hf 14a sim t <type> u <uid> x");
 133         PrintAndLog("  Options : ");
 134         PrintAndLog("    h     : this help");
 135         PrintAndLog("    t     : 1 = MIFARE Classic");
 136         PrintAndLog("            2 = MIFARE Ultralight");
 137         PrintAndLog("            3 = MIFARE Desfire");
 138         PrintAndLog("            4 = ISO/IEC 14443-4");
 139         PrintAndLog("            5 = MIFARE Tnp3xxx");
 140         PrintAndLog("            6 = MIFARE Mini");
 141         PrintAndLog("            7 = AMIIBO (NTAG 215),  pack 0x8080");
 142         PrintAndLog("    u     : 4 or 7 byte UID");
 143         PrintAndLog("    x     : (Optional) performs the 'reader attack', nr/ar attack against a legitimate reader");
 144         PrintAndLog("\n   sample : hf 14a sim t 1 u 1122344");
 145         PrintAndLog("          : hf 14a sim t 1 u 1122344 x\n");
 146         return 0;
 147 }
 148 int usage_hf_14a_sniff(void){
 149         PrintAndLog("It get data from the field and saves it into command buffer.");
 150         PrintAndLog("Buffer accessible from command 'hf list 14a'");
 151         PrintAndLog("Usage:  hf 14a sniff [c][r]");
 152         PrintAndLog("c - triggered by first data from card");
 153         PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
 154         PrintAndLog("sample: hf 14a sniff c r");
 155         return 0;
 156 }
 157 int usage_hf_14a_raw(void){
 158         PrintAndLog("Usage: hf 14a raw [-h] [-r] [-c] [-p] [-a] [-T] [-t] <milliseconds> [-b] <number of bits>  <0A 0B 0C ... hex>");
 159         PrintAndLog("       -h    this help");
 160         PrintAndLog("       -r    do not read response");
 161         PrintAndLog("       -c    calculate and append CRC");
 162         PrintAndLog("       -p    leave the signal field ON after receive");
 163         PrintAndLog("       -a    active signal field ON without select");
 164         PrintAndLog("       -s    active signal field ON with select");
 165         PrintAndLog("       -b    number of bits to send. Useful for send partial byte");
 166         PrintAndLog("       -t    timeout in ms");
 167         PrintAndLog("       -T    use Topaz protocol to send command");
 168         return 0;
 169 }
 170
 171 int CmdHF14AList(const char *Cmd)
 172 {
 173         //PrintAndLog("Deprecated command, use 'hf list 14a' instead");
 174         CmdHFList("14a");
 175         return 0;
 176 }
 177
 178 int CmdHF14AReader(const char *Cmd)
 179 {
 180         UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
 181         clearCommandBuffer();
 182         SendCommand(&c);
 183         UsbCommand resp;
 184         WaitForResponse(CMD_ACK,&resp);
 185
 186         iso14a_card_select_t card;
 187         memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
 188
 189         uint64_t select_status = resp.arg[0];           // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision
 190
 191         if(select_status == 0) {
 192                 if (Cmd[0] != 's') PrintAndLog("iso14443a card select failed");
 193                 // disconnect
 194                 c.arg[0] = 0;
 195                 c.arg[1] = 0;
 196                 c.arg[2] = 0;
 197                 SendCommand(&c);
 198                 return 0;
 199         }
 200
 201         if(select_status == 3) {
 202                 PrintAndLog("Card doesn't support standard iso14443-3 anticollision");
 203                 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
 204                 // disconnect
 205                 c.arg[0] = 0;
 206                 c.arg[1] = 0;
 207                 c.arg[2] = 0;
 208                 SendCommand(&c);
 209                 return 0;
 210         }
 211
 212         PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen));
 213         PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
 214         PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]);
 215
 216         switch (card.sak) {
 217                 case 0x00:
 218
 219                         //***************************************test****************
 220                         ul_switch_off_field();
 221
 222                         uint32_t tagT = GetHF14AMfU_Type();
 223                         ul_print_type(tagT, 0);
 224
 225                         //reconnect for further tests
 226                         c.arg[0] = ISO14A_CONNECT | ISO14A_NO_DISCONNECT;
 227                         c.arg[1] = 0;
 228                         c.arg[2] = 0;
 229
 230                         clearCommandBuffer();
 231                         SendCommand(&c);
 232
 233                         UsbCommand resp;
 234                         WaitForResponse(CMD_ACK,&resp);
 235
 236                         memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
 237
 238                         select_status = resp.arg[0];            // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS
 239
 240                         if(select_status == 0) {
 241                                 ul_switch_off_field();
 242                                 return 0;
 243                         }
 244
 245                         /*  orig
 246                         // check if the tag answers to GETVERSION (0x60)
 247                         c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
 248                         c.arg[1] = 1;
 249                         c.arg[2] = 0;
 250                         c.d.asBytes[0] = 0x60;
 251                         SendCommand(&c);
 252                         WaitForResponse(CMD_ACK,&resp);
 253
 254                         uint8_t version[10] = {0};
 255                         memcpy(version, resp.d.asBytes, resp.arg[0] < sizeof(version) ? resp.arg[0] : sizeof(version));
 256                         uint8_t len  = resp.arg[0] & 0xff;
 257                         switch ( len){
 258                                 // todo, identify "Magic UL-C tags".  // they usually have a static nonce response to 0x1A command.
 259                                 // UL-EV1, size, check version[6] == 0x0b (smaller)  0x0b * 4 == 48
 260                                 case 0x0A:PrintAndLog("TYPE : NXP MIFARE Ultralight EV1 %d bytes", (version[6] == 0xB) ? 48 : 128);     break;
 261                                 case 0x01:PrintAndLog("TYPE : NXP MIFARE Ultralight C");break;
 262                                 case 0x00:PrintAndLog("TYPE : NXP MIFARE Ultralight");break;
 263                         }
 264                         */
 265                         break;
 266                 case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break;
 267                 case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
 268                 case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break;
 269                 case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break;
 270                 case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break;
 271                 case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break;
 272                 case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break;
 273                 case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break;
 274                 case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break;
 275                 case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break;
 276                 case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break;
 277                 case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break;
 278                 case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break;
 279                 default: ;
 280         }
 281
 282         // Double & triple sized UID, can be mapped to a manufacturer.
 283         if ( card.uidlen > 4 ) {
 284                 PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0]));
 285         }
 286
 287         // try to request ATS even if tag claims not to support it
 288         if (select_status == 2) {
 289                 uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0
 290                 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
 291                 c.arg[1] = 2;
 292                 c.arg[2] = 0;
 293                 memcpy(c.d.asBytes, rats, 2);
 294                 clearCommandBuffer();
 295                 SendCommand(&c);
 296                 WaitForResponse(CMD_ACK,&resp);
 297
 298             memcpy(card.ats, resp.d.asBytes, resp.arg[0]);
 299                 card.ats_len = resp.arg[0];                             // note: ats_len includes CRC Bytes
 300         }
 301
 302         if(card.ats_len >= 3) {                 // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes
 303                 bool ta1 = 0, tb1 = 0, tc1 = 0;
 304                 int pos;
 305
 306                 if (select_status == 2) {
 307                         PrintAndLog("SAK incorrectly claims that card doesn't support RATS");
 308                 }
 309                 PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len));
 310                 PrintAndLog("       -  TL : length is %d bytes", card.ats[0]);
 311                 if (card.ats[0] != card.ats_len - 2) {
 312                         PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len);
 313                 }
 314
 315                 if (card.ats[0] > 1) {          // there is a format byte (T0)
 316                         ta1 = (card.ats[1] & 0x10) == 0x10;
 317                         tb1 = (card.ats[1] & 0x20) == 0x20;
 318                         tc1 = (card.ats[1] & 0x40) == 0x40;
 319                         int16_t fsci = card.ats[1] & 0x0f;
 320                         PrintAndLog("       -  T0 : TA1 is%s present, TB1 is%s present, "
 321                                         "TC1 is%s present, FSCI is %d (FSC = %ld)",
 322                                 (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"),
 323                                 fsci,
 324                                 fsci < 5 ? (fsci - 2) * 8 :
 325                                         fsci < 8 ? (fsci - 3) * 32 :
 326                                         fsci == 8 ? 256 :
 327                                         -1
 328                                 );
 329                 }
 330                 pos = 2;
 331                 if (ta1) {
 332                         char dr[16], ds[16];
 333                         dr[0] = ds[0] = '\0';
 334                         if (card.ats[pos] & 0x10) strcat(ds, "2, ");
 335                         if (card.ats[pos] & 0x20) strcat(ds, "4, ");
 336                         if (card.ats[pos] & 0x40) strcat(ds, "8, ");
 337                         if (card.ats[pos] & 0x01) strcat(dr, "2, ");
 338                         if (card.ats[pos] & 0x02) strcat(dr, "4, ");
 339                         if (card.ats[pos] & 0x04) strcat(dr, "8, ");
 340                         if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0';
 341                         if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0';
 342                         PrintAndLog("       - TA1 : different divisors are%s supported, "
 343                                         "DR: [%s], DS: [%s]",
 344                                         (card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds);
 345                         pos++;
 346                 }
 347                 if (tb1) {
 348                         uint32_t sfgi = card.ats[pos] & 0x0F;
 349                         uint32_t fwi = card.ats[pos] >> 4;
 350                         PrintAndLog("       - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)",
 351                                         (sfgi),
 352                                         sfgi ? "" : "(not needed) ",
 353                                         sfgi ? (1 << 12) << sfgi : 0,
 354                                         fwi,
 355                                         (1 << 12) << fwi
 356                                         );
 357                         pos++;
 358                 }
 359                 if (tc1) {
 360                         PrintAndLog("       - TC1 : NAD is%s supported, CID is%s supported",
 361                                         (card.ats[pos] & 0x01) ? "" : " NOT",
 362                                         (card.ats[pos] & 0x02) ? "" : " NOT");
 363                         pos++;
 364                 }
 365                 if (card.ats[0] > pos) {
 366                         char *tip = "";
 367                         if (card.ats[0] - pos >= 7) {
 368                                 if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) {
 369                                         tip = "-> MIFARE Plus X 2K or 4K";
 370                                 } else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) {
 371                                         tip = "-> MIFARE Plus S 2K or 4K";
 372                                 }
 373                         }
 374                         PrintAndLog("       -  HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip);
 375                         if (card.ats[pos] == 0xC1) {
 376                                 PrintAndLog("               c1 -> Mifare or (multiple) virtual cards of various type");
 377                                 PrintAndLog("                  %02x -> Length is %d bytes",
 378                                                 card.ats[pos + 1], card.ats[pos + 1]);
 379                                 switch (card.ats[pos + 2] & 0xf0) {
 380                                         case 0x10:
 381                                                 PrintAndLog("                     1x -> MIFARE DESFire");
 382                                                 break;
 383                                         case 0x20:
 384                                                 PrintAndLog("                     2x -> MIFARE Plus");
 385                                                 break;
 386                                 }
 387                                 switch (card.ats[pos + 2] & 0x0f) {
 388                                         case 0x00:
 389                                                 PrintAndLog("                     x0 -> <1 kByte");
 390                                                 break;
 391                                         case 0x01:
 392                                                 PrintAndLog("                     x1 -> 1 kByte");
 393                                                 break;
 394                                         case 0x02:
 395                                                 PrintAndLog("                     x2 -> 2 kByte");
 396                                                 break;
 397                                         case 0x03:
 398                                                 PrintAndLog("                     x3 -> 4 kByte");
 399                                                 break;
 400                                         case 0x04:
 401                                                 PrintAndLog("                     x4 -> 8 kByte");
 402                                                 break;
 403                                 }
 404                                 switch (card.ats[pos + 3] & 0xf0) {
 405                                         case 0x00:
 406                                                 PrintAndLog("                        0x -> Engineering sample");
 407                                                 break;
 408                                         case 0x20:
 409                                                 PrintAndLog("                        2x -> Released");
 410                                                 break;
 411                                 }
 412                                 switch (card.ats[pos + 3] & 0x0f) {
 413                                         case 0x00:
 414                                                 PrintAndLog("                        x0 -> Generation 1");
 415                                                 break;
 416                                         case 0x01:
 417                                                 PrintAndLog("                        x1 -> Generation 2");
 418                                                 break;
 419                                         case 0x02:
 420                                                 PrintAndLog("                        x2 -> Generation 3");
 421                                                 break;
 422                                 }
 423                                 switch (card.ats[pos + 4] & 0x0f) {
 424                                         case 0x00:
 425                                                 PrintAndLog("                           x0 -> Only VCSL supported");
 426                                                 break;
 427                                         case 0x01:
 428                                                 PrintAndLog("                           x1 -> VCS, VCSL, and SVC supported");
 429                                                 break;
 430                                         case 0x0E:
 431                                                 PrintAndLog("                           xE -> no VCS command supported");
 432                                                 break;
 433                                 }
 434                         }
 435                 }
 436         } else {
 437                 PrintAndLog("proprietary non iso14443-4 card found, RATS not supported");
 438         }
 439
 440
 441         // try to see if card responses to "chinese magic backdoor" commands.
 442         uint8_t isOK = 0;
 443         clearCommandBuffer();
 444         c.cmd = CMD_MIFARE_CIDENT;
 445         c.arg[0] = 0;
 446         c.arg[1] = 0;
 447         c.arg[2] = 0;
 448         SendCommand(&c);
 449         if (WaitForResponseTimeout(CMD_ACK, &resp, 1500))
 450                 isOK  = resp.arg[0] & 0xff;
 451
 452         PrintAndLog("Answers to magic commands (GEN1): %s", (isOK ? "YES" : "NO") );
 453
 454         // disconnect
 455         c.cmd = CMD_READER_ISO_14443a;
 456         c.arg[0] = 0;
 457         c.arg[1] = 0;
 458         c.arg[2] = 0;
 459         SendCommand(&c);
 460
 461         return select_status;
 462 }
 463
 464 // Collect ISO14443 Type A UIDs
 465 int CmdHF14ACUIDs(const char *Cmd)
 466 {
 467         // requested number of UIDs
 468         int n = atoi(Cmd);
 469         // collect at least 1 (e.g. if no parameter was given)
 470         n = n > 0 ? n : 1;
 471
 472         PrintAndLog("Collecting %d UIDs", n);
 473         PrintAndLog("Start: %u", time(NULL));
 474         // repeat n times
 475         for (int i = 0; i < n; i++) {
 476                 // execute anticollision procedure
 477                 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}};
 478                 SendCommand(&c);
 479
 480                 UsbCommand resp;
 481                 WaitForResponse(CMD_ACK,&resp);
 482
 483                 iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes;
 484
 485                 // check if command failed
 486                 if (resp.arg[0] == 0) {
 487                         PrintAndLog("Card select failed.");
 488                 } else {
 489                         char uid_string[20];
 490                         for (uint16_t i = 0; i < card->uidlen; i++) {
 491                                 sprintf(&uid_string[2*i], "%02X", card->uid[i]);
 492                         }
 493                         PrintAndLog("%s", uid_string);
 494                 }
 495         }
 496         PrintAndLog("End: %u", time(NULL));
 497
 498         return 1;
 499 }
 500
 501 // ## simulate iso14443a tag
 502 // ## greg - added ability to specify tag UID
 503 int CmdHF14ASim(const char *Cmd)
 504 {
 505         bool errors = FALSE;
 506         uint8_t flags = 0;
 507         uint8_t tagtype = 1;
 508         uint64_t uid = 0;
 509         uint8_t cmdp = 0;
 510
 511         while(param_getchar(Cmd, cmdp) != 0x00)
 512         {
 513                 switch(param_getchar(Cmd, cmdp))
 514                 {
 515                         case 'h':
 516                         case 'H':
 517                                 return usage_hf_14a_sim();
 518                         case 't':
 519                         case 'T':
 520                                 // Retrieve the tag type
 521                                 tagtype = param_get8ex(Cmd, cmdp+1, 0, 10);
 522                                 if (tagtype == 0)
 523                                         errors = true;
 524                                 cmdp += 2;
 525                                 break;
 526                         case 'u':
 527                         case 'U':
 528                                 // Retrieve the full 4 or 7 byte long uid
 529                                 uid = param_get64ex(Cmd, cmdp+1, 0, 16);
 530                                 if (uid == 0 )
 531                                         errors = TRUE;
 532
 533                                 if (uid > 0xffffffff) {
 534                                         PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014"llx")",uid);
 535                                         flags |= FLAG_7B_UID_IN_DATA;
 536                                 } else {
 537                                         PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",uid);
 538                                         flags |= FLAG_4B_UID_IN_DATA;
 539                                 }
 540                                 cmdp += 2;
 541                                 break;
 542                         case 'x':
 543                         case 'X':
 544                                 flags |= FLAG_NR_AR_ATTACK;
 545                                 cmdp++;
 546                                 break;
 547                         default:
 548                                 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
 549                                 errors = true;
 550                                 break;
 551                         }
 552                 if(errors) break;
 553         }
 554
 555         //Validations
 556         if (errors) return usage_hf_14a_sim();
 557
 558         PrintAndLog("Press pm3-button to abort simulation");
 559
 560         UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{ tagtype, flags, 0 }};
 561
 562         num_to_bytes(uid, 7, c.d.asBytes);
 563         clearCommandBuffer();
 564         SendCommand(&c);
 565
 566         uint8_t data[40];
 567         uint8_t key[6];
 568         UsbCommand resp;
 569         while(!ukbhit()){
 570                 if ( WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
 571                         if ( (resp.arg[0] & 0xffff) == CMD_SIMULATE_MIFARE_CARD ){
 572                                 memset(data, 0x00, sizeof(data));
 573                                 memset(key, 0x00, sizeof(key));
 574                                 int len = (resp.arg[1] > sizeof(data)) ? sizeof(data) : resp.arg[1];
 575                                 memcpy(data, resp.d.asBytes, len);
 576                                 tryMfk32(uid, data, key);
 577                                 //tryMfk32_moebius(uid, data, key);
 578                                 //tryMfk64(uid, data, key);
 579                                 PrintAndLog("--");
 580                         }
 581                 }
 582         }
 583         return 0;
 584 }
 585
 586 int CmdHF14ASniff(const char *Cmd) {
 587         int param = 0;
 588
 589         uint8_t ctmp = param_getchar(Cmd, 0) ;
 590         if (ctmp == 'h' || ctmp == 'H') return usage_hf_14a_sniff();
 591
 592         for (int i = 0; i < 2; i++) {
 593                 ctmp = param_getchar(Cmd, i);
 594                 if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
 595                 if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
 596         }
 597
 598   UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}};
 599   clearCommandBuffer();
 600   SendCommand(&c);
 601   return 0;
 602 }
 603
 604 int CmdHF14ACmdRaw(const char *cmd) {
 605     UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
 606     bool reply=1;
 607     bool crc = FALSE;
 608     bool power = FALSE;
 609     bool active = FALSE;
 610     bool active_select = FALSE;
 611     uint16_t numbits=0;
 612         bool bTimeout = FALSE;
 613         uint32_t timeout=0;
 614         bool topazmode = FALSE;
 615     char buf[5]="";
 616     int i=0;
 617     uint8_t data[USB_CMD_DATA_SIZE];
 618         uint16_t datalen=0;
 619         uint32_t temp;
 620
 621     if (strlen(cmd)<2) return usage_hf_14a_raw();
 622
 623     // strip
 624     while (*cmd==' ' || *cmd=='\t') cmd++;
 625
 626     while (cmd[i]!='\0') {
 627         if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; }
 628         if (cmd[i]=='-') {
 629             switch (cmd[i+1]) {
 630                                 case 'H':
 631                                 case 'h':
 632                                         return usage_hf_14a_raw();
 633                 case 'r':
 634                     reply = FALSE;
 635                     break;
 636                 case 'c':
 637                     crc = TRUE;
 638                     break;
 639                 case 'p':
 640                     power = TRUE;
 641                     break;
 642                 case 'a':
 643                     active = TRUE;
 644                     break;
 645                 case 's':
 646                     active_select = TRUE;
 647                     break;
 648                 case 'b':
 649                     sscanf(cmd+i+2,"%d",&temp);
 650                     numbits = temp & 0xFFFF;
 651                     i+=3;
 652                     while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
 653                     i-=2;
 654                     break;
 655                                 case 't':
 656                                         bTimeout = TRUE;
 657                                         sscanf(cmd+i+2,"%d",&temp);
 658                                         timeout = temp;
 659                                         i+=3;
 660                                         while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
 661                                         i-=2;
 662                                         break;
 663                 case 'T':
 664                                         topazmode = TRUE;
 665                                         break;
 666                 default:
 667                     return usage_hf_14a_raw();
 668             }
 669             i+=2;
 670             continue;
 671         }
 672         if ((cmd[i]>='0' && cmd[i]<='9') ||
 673             (cmd[i]>='a' && cmd[i]<='f') ||
 674             (cmd[i]>='A' && cmd[i]<='F') ) {
 675             buf[strlen(buf)+1]=0;
 676             buf[strlen(buf)]=cmd[i];
 677             i++;
 678
 679             if (strlen(buf)>=2) {
 680                 sscanf(buf,"%x",&temp);
 681                 data[datalen]=(uint8_t)(temp & 0xff);
 682                 *buf=0;
 683                                 if (++datalen >= sizeof(data)){
 684                                         if (crc)
 685                                                 PrintAndLog("Buffer is full, we can't add CRC to your data");
 686                                         break;
 687                                 }
 688             }
 689             continue;
 690         }
 691         PrintAndLog("Invalid char on input");
 692         return 0;
 693     }
 694
 695     if(crc && datalen>0 && datalen<sizeof(data)-2)
 696     {
 697         uint8_t first, second;
 698                 if (topazmode) {
 699                         ComputeCrc14443(CRC_14443_B, data, datalen, &first, &second);
 700                 } else {
 701                         ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
 702                 }
 703         data[datalen++] = first;
 704         data[datalen++] = second;
 705     }
 706
 707     if(active || active_select)
 708     {
 709         c.arg[0] |= ISO14A_CONNECT;
 710         if(active)
 711             c.arg[0] |= ISO14A_NO_SELECT;
 712     }
 713
 714         if(bTimeout){
 715             #define MAX_TIMEOUT 40542464        // = (2^32-1) * (8*16) / 13560000Hz * 1000ms/s
 716         c.arg[0] |= ISO14A_SET_TIMEOUT;
 717         if(timeout > MAX_TIMEOUT) {
 718             timeout = MAX_TIMEOUT;
 719             PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response");
 720         }
 721                 c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us)
 722         }
 723
 724     if(power)
 725         c.arg[0] |= ISO14A_NO_DISCONNECT;
 726
 727     if(datalen>0)
 728         c.arg[0] |= ISO14A_RAW;
 729
 730         if(topazmode)
 731                 c.arg[0] |= ISO14A_TOPAZMODE;
 732
 733         // Max buffer is USB_CMD_DATA_SIZE
 734         datalen = (datalen > USB_CMD_DATA_SIZE) ? USB_CMD_DATA_SIZE : datalen;
 735
 736     c.arg[1] = (datalen & 0xFFFF) | (uint32_t)(numbits << 16);
 737     memcpy(c.d.asBytes,data,datalen);
 738
 739         clearCommandBuffer();
 740     SendCommand(&c);
 741
 742     if (reply) {
 743         if(active_select)
 744             waitCmd(1);
 745         if(datalen>0)
 746             waitCmd(0);
 747     } // if reply
 748     return 0;
 749 }
 750
 751 static void waitCmd(uint8_t iSelect) {
 752     uint8_t *recv;
 753     UsbCommand resp;
 754     char *hexout;
 755
 756     if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
 757         recv = resp.d.asBytes;
 758         uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0];
 759         PrintAndLog("received %i octets",iLen);
 760         if(!iLen)
 761             return;
 762         hexout = (char *)malloc(iLen * 3 + 1);
 763         if (hexout != NULL) {
 764             for (int i = 0; i < iLen; i++) { // data in hex
 765                 sprintf(&hexout[i * 3], "%02X ", recv[i]);
 766             }
 767             PrintAndLog("%s", hexout);
 768             free(hexout);
 769         } else {
 770             PrintAndLog("malloc failed your client has low memory?");
 771         }
 772     } else {
 773         PrintAndLog("timeout while waiting for reply.");
 774     }
 775 }
 776
 777 static command_t CommandTable[] =
 778 {
 779   {"help",   CmdHelp,              1, "This help"},
 780   {"list",   CmdHF14AList,         0, "[Deprecated] List ISO 14443a history"},
 781   {"reader", CmdHF14AReader,       0, "Act like an ISO14443 Type A reader"},
 782   {"cuids",  CmdHF14ACUIDs,        0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"},
 783   {"sim",    CmdHF14ASim,          0, "<UID> -- Simulate ISO 14443a tag"},
 784   {"sniff",  CmdHF14ASniff,        0, "sniff ISO 14443 Type A traffic"},
 785   {"raw",    CmdHF14ACmdRaw,       0, "Send raw hex data to tag"},
 786   {NULL, NULL, 0, NULL}
 787 };
 788
 789 int CmdHF14A(const char *Cmd) {
 790         // flush
 791         clearCommandBuffer();
 792         //WaitForResponseTimeout(CMD_ACK,NULL,100);
 793
 794         // parse
 795         CmdsParse(CommandTable, Cmd);
 796         return 0;
 797 }
 798
 799 int CmdHelp(const char *Cmd)
 800 {
 801   CmdsHelp(CommandTable);
 802   return 0;
 803 }