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

   1 //-----------------------------------------------------------------------------
   2 // 2011, Merlok
   3 // 2014, Peter Fillmore
   4 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>, Hagen Fritsch
   5 //
   6 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
   7 // at your option, any later version. See the LICENSE.txt file for the text of
   8 // the license.
   9 //-----------------------------------------------------------------------------
  10 // High frequency ISO14443A commands
  11 //-----------------------------------------------------------------------------
  12
  13 #include <stdio.h>
  14 #include <stdlib.h>
  15 #include <string.h>
  16 #include <unistd.h>
  17 #include "util.h"
  18 #include "iso14443crc.h"
  19 #include "data.h"
  20 #include "proxmark3.h"
  21 #include "ui.h"
  22 #include "cmdparser.h"
  23 #include "cmdhf14a.h"
  24 #include "common.h"
  25 #include "cmdmain.h"
  26 #include "mifare.h"
  27 #include "cmdhfmf.h"
  28 #include "cmdhfmfu.h"
  29 #include "nonce2key/nonce2key.h"
  30 #include "cmdhf.h"
  31
  32 static int CmdHelp(const char *Cmd);
  33 static void waitCmd(uint8_t iLen);
  34
  35 // structure and database for uid -> tagtype lookups
  36 typedef struct {
  37         uint8_t uid;
  38         char* desc;
  39 } manufactureName;
  40
  41 const manufactureName manufactureMapping[] = {
  42         // ID,  "Vendor Country"
  43         { 0x01, "Motorola UK" },
  44         { 0x02, "ST Microelectronics SA France" },
  45         { 0x03, "Hitachi, Ltd Japan" },
  46         { 0x04, "NXP Semiconductors Germany" },
  47         { 0x05, "Infineon Technologies AG Germany" },
  48         { 0x06, "Cylink USA" },
  49         { 0x07, "Texas Instrument France" },
  50         { 0x08, "Fujitsu Limited Japan" },
  51         { 0x09, "Matsushita Electronics Corporation, Semiconductor Company Japan" },
  52         { 0x0A, "NEC Japan" },
  53         { 0x0B, "Oki Electric Industry Co. Ltd Japan" },
  54         { 0x0C, "Toshiba Corp. Japan" },
  55         { 0x0D, "Mitsubishi Electric Corp. Japan" },
  56         { 0x0E, "Samsung Electronics Co. Ltd Korea" },
  57         { 0x0F, "Hynix / Hyundai, Korea" },
  58         { 0x10, "LG-Semiconductors Co. Ltd Korea" },
  59         { 0x11, "Emosyn-EM Microelectronics USA" },
  60         { 0x12, "INSIDE Technology France" },
  61         { 0x13, "ORGA Kartensysteme GmbH Germany" },
  62         { 0x14, "SHARP Corporation Japan" },
  63         { 0x15, "ATMEL France" },
  64         { 0x16, "EM Microelectronic-Marin SA Switzerland" },
  65         { 0x17, "KSW Microtec GmbH Germany" },
  66         { 0x18, "ZMD AG Germany" },
  67         { 0x19, "XICOR, Inc. USA" },
  68         { 0x1A, "Sony Corporation Japan" },
  69         { 0x1B, "Malaysia Microelectronic Solutions Sdn. Bhd Malaysia" },
  70         { 0x1C, "Emosyn USA" },
  71         { 0x1D, "Shanghai Fudan Microelectronics Co. Ltd. P.R. China" },
  72         { 0x1E, "Magellan Technology Pty Limited Australia" },
  73         { 0x1F, "Melexis NV BO Switzerland" },
  74         { 0x20, "Renesas Technology Corp. Japan" },
  75         { 0x21, "TAGSYS France" },
  76         { 0x22, "Transcore USA" },
  77         { 0x23, "Shanghai belling corp., ltd. China" },
  78         { 0x24, "Masktech Germany Gmbh Germany" },
  79         { 0x25, "Innovision Research and Technology Plc UK" },
  80         { 0x26, "Hitachi ULSI Systems Co., Ltd. Japan" },
  81         { 0x27, "Cypak AB Sweden" },
  82         { 0x28, "Ricoh Japan" },
  83         { 0x29, "ASK France" },
  84         { 0x2A, "Unicore Microsystems, LLC Russian Federation" },
  85         { 0x2B, "Dallas Semiconductor/Maxim USA" },
  86         { 0x2C, "Impinj, Inc. USA" },
  87         { 0x2D, "RightPlug Alliance USA" },
  88         { 0x2E, "Broadcom Corporation USA" },
  89         { 0x2F, "MStar Semiconductor, Inc Taiwan, ROC" },
  90         { 0x30, "BeeDar Technology Inc. USA" },
  91         { 0x31, "RFIDsec Denmark" },
  92         { 0x32, "Schweizer Electronic AG Germany" },
  93         { 0x33, "AMIC Technology Corp Taiwan" },
  94         { 0x34, "Mikron JSC Russia" },
  95         { 0x35, "Fraunhofer Institute for Photonic Microsystems Germany" },
  96         { 0x36, "IDS Microchip AG Switzerland" },
  97         { 0x37, "Kovio USA" },
  98         { 0x38, "HMT Microelectronic Ltd Switzerland" },
  99         { 0x39, "Silicon Craft Technology Thailand" },
 100         { 0x3A, "Advanced Film Device Inc. Japan" },
 101         { 0x3B, "Nitecrest Ltd UK" },
 102         { 0x3C, "Verayo Inc. USA" },
 103         { 0x3D, "HID Global USA" },
 104         { 0x3E, "Productivity Engineering Gmbh Germany" },
 105         { 0x3F, "Austriamicrosystems AG (reserved) Austria" },
 106         { 0x40, "Gemalto SA France" },
 107         { 0x41, "Renesas Electronics Corporation Japan" },
 108         { 0x42, "3Alogics Inc Korea" },
 109         { 0x43, "Top TroniQ Asia Limited Hong Kong" },
 110         { 0x44, "Gentag Inc. USA" },
 111         { 0x00, "no tag-info available" } // must be the last entry
 112 };
 113
 114
 115 // get a product description based on the UID
 116 //              uid[8]  tag uid
 117 // returns description of the best match
 118 char* getTagInfo(uint8_t uid) {
 119
 120         int i;
 121         int len = sizeof(manufactureMapping) / sizeof(manufactureName);
 122
 123         for ( i = 0; i < len; ++i )
 124                 if ( uid == manufactureMapping[i].uid)
 125                         return manufactureMapping[i].desc;
 126
 127         //No match, return default
 128         return manufactureMapping[len-1].desc;
 129 }
 130
 131 int usage_hf_14a_sim(void) {
 132 //      PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4,7 or 10 byte UID\n");
 133         PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4,7 byte UID\n");
 134         PrintAndLog("usage: hf 14a sim [h] t <type> u <uid> [x] [e] [v]");
 135         PrintAndLog("options: ");
 136         PrintAndLog("    h     : This help");
 137         PrintAndLog("    t     : 1 = MIFARE Classic 1k");
 138         PrintAndLog("            2 = MIFARE Ultralight");
 139         PrintAndLog("            3 = MIFARE Desfire");
 140         PrintAndLog("            4 = ISO/IEC 14443-4");
 141         PrintAndLog("            5 = MIFARE Tnp3xxx");
 142         PrintAndLog("            6 = MIFARE Mini");
 143         PrintAndLog("            7 = AMIIBO (NTAG 215),  pack 0x8080");
 144         PrintAndLog("            8 = MIFARE Classic 4k");
 145 //      PrintAndLog("    u     : 4, 7 or 10 byte UID");
 146         PrintAndLog("    u     : 4, 7 byte UID");
 147         PrintAndLog("    x     : (Optional) Performs the 'reader attack', nr/ar attack against a reader");
 148         PrintAndLog("    e     : (Optional) Fill simulator keys from found keys");
 149         PrintAndLog("    v     : (Optional) Verbose");
 150         PrintAndLog("samples:");
 151         PrintAndLog("          hf 14a sim t 1 u 11223344 x");
 152         PrintAndLog("          hf 14a sim t 1 u 11223344");
 153         PrintAndLog("          hf 14a sim t 1 u 11223344556677");
 154 //      PrintAndLog("          hf 14a sim t 1 u 11223445566778899AA\n");
 155         return 0;
 156 }
 157 int usage_hf_14a_sniff(void){
 158         PrintAndLog("It get data from the field and saves it into command buffer.");
 159         PrintAndLog("Buffer accessible from command 'hf list 14a'");
 160         PrintAndLog("Usage:  hf 14a sniff [c][r]");
 161         PrintAndLog("c - triggered by first data from card");
 162         PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)");
 163         PrintAndLog("sample: hf 14a sniff c r");
 164         return 0;
 165 }
 166 int usage_hf_14a_raw(void){
 167         PrintAndLog("Usage: hf 14a raw [-h] [-r] [-c] [-p] [-a] [-T] [-t] <milliseconds> [-b] <number of bits>  <0A 0B 0C ... hex>");
 168         PrintAndLog("       -h    this help");
 169         PrintAndLog("       -r    do not read response");
 170         PrintAndLog("       -c    calculate and append CRC");
 171         PrintAndLog("       -p    leave the signal field ON after receive");
 172         PrintAndLog("       -a    active signal field ON without select");
 173         PrintAndLog("       -s    active signal field ON with select");
 174         PrintAndLog("       -b    number of bits to send. Useful for send partial byte");
 175         PrintAndLog("       -t    timeout in ms");
 176         PrintAndLog("       -T    use Topaz protocol to send command");
 177         return 0;
 178 }
 179
 180 int CmdHF14AList(const char *Cmd) {
 181         //PrintAndLog("Deprecated command, use 'hf list 14a' instead");
 182         CmdHFList("14a");
 183         return 0;
 184 }
 185
 186 int CmdHF14AReader(const char *Cmd) {
 187         UsbCommand cDisconnect = {CMD_READER_ISO_14443a, {0,0,0}};
 188         UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
 189         clearCommandBuffer();
 190         SendCommand(&c);
 191         UsbCommand resp;
 192         WaitForResponse(CMD_ACK, &resp);
 193
 194         iso14a_card_select_t card;
 195         memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
 196
 197         uint64_t select_status = resp.arg[0];           // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision
 198
 199         if(select_status == 0) {
 200                 if (Cmd[0] != 's') PrintAndLog("iso14443a card select failed");
 201                 SendCommand(&cDisconnect);
 202                 return 0;
 203         }
 204
 205         if(select_status == 3) {
 206                 PrintAndLog("Card doesn't support standard iso14443-3 anticollision");
 207                 PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]);
 208                 SendCommand(&cDisconnect);
 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                         // ******** is card of the MFU type (UL/ULC/NTAG/ etc etc)
 220                         ul_switch_off_field();
 221
 222                         uint32_t tagT = GetHF14AMfU_Type();
 223                         if (tagT != UL_ERROR)
 224                                 ul_print_type(tagT, 0);
 225                         else
 226                                 PrintAndLog("TYPE: Possible AZTEK (iso14443a compliant)");
 227
 228                         // reconnect for further tests
 229                         c.arg[0] = ISO14A_CONNECT | ISO14A_NO_DISCONNECT;
 230                         c.arg[1] = 0;
 231                         c.arg[2] = 0;
 232                         clearCommandBuffer();
 233                         SendCommand(&c);
 234                         UsbCommand resp;
 235                         WaitForResponse(CMD_ACK, &resp);
 236
 237                         memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
 238
 239                         select_status = resp.arg[0];            // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS
 240
 241                         if(select_status == 0) {
 242                                 ul_switch_off_field();
 243                                 return 0;
 244                         }
 245                         break;
 246                 case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break;
 247                 case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break;
 248                 case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break;
 249                 case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break;
 250                 case 0x10: PrintAndLog("TYPE : NXP MIFARE Plus 2k SL2"); break;
 251                 case 0x11: PrintAndLog("TYPE : NXP MIFARE Plus 4k SL2"); break;
 252                 case 0x18: PrintAndLog("TYPE : NXP MIFARE Classic 4k | Plus 4k SL1"); break;
 253                 case 0x20: PrintAndLog("TYPE : NXP MIFARE DESFire 4k | DESFire EV1 2k/4k/8k | Plus 2k/4k SL3 | JCOP 31/41"); break;
 254                 case 0x24: PrintAndLog("TYPE : NXP MIFARE DESFire | DESFire EV1"); break;
 255                 case 0x28: PrintAndLog("TYPE : JCOP31 or JCOP41 v2.3.1"); break;
 256                 case 0x38: PrintAndLog("TYPE : Nokia 6212 or 6131 MIFARE CLASSIC 4K"); break;
 257                 case 0x88: PrintAndLog("TYPE : Infineon MIFARE CLASSIC 1K"); break;
 258                 case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break;
 259                 default: ;
 260         }
 261
 262         // Double & triple sized UID, can be mapped to a manufacturer.
 263         if ( card.uidlen > 4 ) {
 264                 PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0]));
 265         }
 266
 267         // try to request ATS even if tag claims not to support it
 268         if (select_status == 2) {
 269                 uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0
 270                 c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
 271                 c.arg[1] = 2;
 272                 c.arg[2] = 0;
 273                 memcpy(c.d.asBytes, rats, 2);
 274                 clearCommandBuffer();
 275                 SendCommand(&c);
 276                 WaitForResponse(CMD_ACK,&resp);
 277
 278             memcpy(card.ats, resp.d.asBytes, resp.arg[0]);
 279                 card.ats_len = resp.arg[0];                             // note: ats_len includes CRC Bytes
 280         }
 281
 282         if(card.ats_len >= 3) {                 // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes
 283                 bool ta1 = 0, tb1 = 0, tc1 = 0;
 284                 int pos;
 285
 286                 if (select_status == 2) {
 287                         PrintAndLog("SAK incorrectly claims that card doesn't support RATS");
 288                 }
 289                 PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len));
 290                 PrintAndLog("       -  TL : length is %d bytes", card.ats[0]);
 291                 if (card.ats[0] != card.ats_len - 2) {
 292                         PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len);
 293                 }
 294
 295                 if (card.ats[0] > 1) {          // there is a format byte (T0)
 296                         ta1 = (card.ats[1] & 0x10) == 0x10;
 297                         tb1 = (card.ats[1] & 0x20) == 0x20;
 298                         tc1 = (card.ats[1] & 0x40) == 0x40;
 299                         int16_t fsci = card.ats[1] & 0x0f;
 300                         PrintAndLog("       -  T0 : TA1 is%s present, TB1 is%s present, "
 301                                         "TC1 is%s present, FSCI is %d (FSC = %ld)",
 302                                 (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"),
 303                                 fsci,
 304                                 fsci < 5 ? (fsci - 2) * 8 :
 305                                         fsci < 8 ? (fsci - 3) * 32 :
 306                                         fsci == 8 ? 256 :
 307                                         -1
 308                                 );
 309                 }
 310                 pos = 2;
 311                 if (ta1) {
 312                         char dr[16], ds[16];
 313                         dr[0] = ds[0] = '\0';
 314                         if (card.ats[pos] & 0x10) strcat(ds, "2, ");
 315                         if (card.ats[pos] & 0x20) strcat(ds, "4, ");
 316                         if (card.ats[pos] & 0x40) strcat(ds, "8, ");
 317                         if (card.ats[pos] & 0x01) strcat(dr, "2, ");
 318                         if (card.ats[pos] & 0x02) strcat(dr, "4, ");
 319                         if (card.ats[pos] & 0x04) strcat(dr, "8, ");
 320                         if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0';
 321                         if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0';
 322                         PrintAndLog("       - TA1 : different divisors are%s supported, "
 323                                         "DR: [%s], DS: [%s]",
 324                                         (card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds);
 325                         pos++;
 326                 }
 327                 if (tb1) {
 328                         uint32_t sfgi = card.ats[pos] & 0x0F;
 329                         uint32_t fwi = card.ats[pos] >> 4;
 330                         PrintAndLog("       - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)",
 331                                         (sfgi),
 332                                         sfgi ? "" : "(not needed) ",
 333                                         sfgi ? (1 << 12) << sfgi : 0,
 334                                         fwi,
 335                                         (1 << 12) << fwi
 336                                         );
 337                         pos++;
 338                 }
 339                 if (tc1) {
 340                         PrintAndLog("       - TC1 : NAD is%s supported, CID is%s supported",
 341                                         (card.ats[pos] & 0x01) ? "" : " NOT",
 342                                         (card.ats[pos] & 0x02) ? "" : " NOT");
 343                         pos++;
 344                 }
 345                 if (card.ats[0] > pos) {
 346                         char *tip = "";
 347                         if (card.ats[0] - pos >= 7) {
 348                                 if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) {
 349                                         tip = "-> MIFARE Plus X 2K or 4K";
 350                                 } else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) {
 351                                         tip = "-> MIFARE Plus S 2K or 4K";
 352                                 }
 353                         }
 354                         PrintAndLog("       -  HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip);
 355                         if (card.ats[pos] == 0xC1) {
 356                                 PrintAndLog("               c1 -> Mifare or (multiple) virtual cards of various type");
 357                                 PrintAndLog("                  %02x -> Length is %d bytes",
 358                                                 card.ats[pos + 1], card.ats[pos + 1]);
 359                                 switch (card.ats[pos + 2] & 0xf0) {
 360                                         case 0x10: PrintAndLog("                     1x -> MIFARE DESFire"); break;
 361                                         case 0x20: PrintAndLog("                     2x -> MIFARE Plus"); break;
 362                                 }
 363                                 switch (card.ats[pos + 2] & 0x0f) {
 364                                         case 0x00: PrintAndLog("                     x0 -> <1 kByte"); break;
 365                                         case 0x01: PrintAndLog("                     x1 -> 1 kByte"); break;
 366                                         case 0x02: PrintAndLog("                     x2 -> 2 kByte"); break;
 367                                         case 0x03: PrintAndLog("                     x3 -> 4 kByte"); break;
 368                                         case 0x04: PrintAndLog("                     x4 -> 8 kByte"); break;
 369                                 }
 370                                 switch (card.ats[pos + 3] & 0xf0) {
 371                                         case 0x00: PrintAndLog("                        0x -> Engineering sample"); break;
 372                                         case 0x20: PrintAndLog("                        2x -> Released"); break;
 373                                 }
 374                                 switch (card.ats[pos + 3] & 0x0f) {
 375                                         case 0x00: PrintAndLog("                        x0 -> Generation 1"); break;
 376                                         case 0x01: PrintAndLog("                        x1 -> Generation 2"); break;
 377                                         case 0x02: PrintAndLog("                        x2 -> Generation 3"); break;
 378                                 }
 379                                 switch (card.ats[pos + 4] & 0x0f) {
 380                                         case 0x00: PrintAndLog("                           x0 -> Only VCSL supported"); break;
 381                                         case 0x01: PrintAndLog("                           x1 -> VCS, VCSL, and SVC supported"); break;
 382                                         case 0x0E: PrintAndLog("                           xE -> no VCS command supported"); break;
 383                                 }
 384                         }
 385                 }
 386         } else {
 387                 PrintAndLog("proprietary non iso14443-4 card found, RATS not supported");
 388         }
 389
 390
 391         // try to see if card responses to "chinese magic backdoor" commands.
 392         uint8_t isOK = 0;
 393         clearCommandBuffer();
 394         c.cmd = CMD_MIFARE_CIDENT;
 395         c.arg[0] = 0;
 396         c.arg[1] = 0;
 397         c.arg[2] = 0;
 398         SendCommand(&c);
 399         if (WaitForResponseTimeout(CMD_ACK, &resp, 1500))
 400                 isOK  = resp.arg[0] & 0xff;
 401
 402         PrintAndLog("Answers to magic commands (GEN1): %s", (isOK ? "YES" : "NO") );
 403
 404         // disconnect
 405         SendCommand(&cDisconnect);
 406
 407         return select_status;
 408 }
 409
 410 // Collect ISO14443 Type A UIDs
 411 int CmdHF14ACUIDs(const char *Cmd) {
 412         // requested number of UIDs
 413         int n = atoi(Cmd);
 414         // collect at least 1 (e.g. if no parameter was given)
 415         n = n > 0 ? n : 1;
 416
 417         PrintAndLog("Collecting %d UIDs", n);
 418         PrintAndLog("Start: %u", time(NULL));
 419         // repeat n times
 420         for (int i = 0; i < n; i++) {
 421                 // execute anticollision procedure
 422                 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}};
 423                 SendCommand(&c);
 424
 425                 UsbCommand resp;
 426                 WaitForResponse(CMD_ACK,&resp);
 427
 428                 iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes;
 429
 430                 // check if command failed
 431                 if (resp.arg[0] == 0) {
 432                         PrintAndLog("Card select failed.");
 433                 } else {
 434                         char uid_string[20];
 435                         for (uint16_t i = 0; i < card->uidlen; i++) {
 436                                 sprintf(&uid_string[2*i], "%02X", card->uid[i]);
 437                         }
 438                         PrintAndLog("%s", uid_string);
 439                 }
 440         }
 441         PrintAndLog("End: %u", time(NULL));
 442         return 1;
 443 }
 444
 445 // ## simulate iso14443a tag
 446 // ## greg - added ability to specify tag UID
 447 int CmdHF14ASim(const char *Cmd) {
 448         bool errors = FALSE;
 449         uint8_t flags = 0;
 450         uint8_t tagtype = 1;
 451         uint8_t cmdp = 0;
 452         uint8_t uid[10] = {0,0,0,0,0,0,0,0,0,0};
 453         int uidlen = 0;
 454         bool useUIDfromEML = TRUE;
 455         bool setEmulatorMem = FALSE;
 456         bool verbose = FALSE;
 457         nonces_t data[1];
 458
 459         while(param_getchar(Cmd, cmdp) != 0x00) {
 460                 switch(param_getchar(Cmd, cmdp)) {
 461                         case 'h':
 462                         case 'H':
 463                                 return usage_hf_14a_sim();
 464                         case 't':
 465                         case 'T':
 466                                 // Retrieve the tag type
 467                                 tagtype = param_get8ex(Cmd, cmdp+1, 0, 10);
 468                                 if (tagtype == 0)
 469                                         errors = TRUE;
 470                                 cmdp += 2;
 471                                 break;
 472                         case 'u':
 473                         case 'U':
 474                                 // Retrieve the full 4,7,10 byte long uid
 475                                 param_gethex_ex(Cmd, cmdp+1, uid, &uidlen);
 476                                 switch(uidlen) {
 477                                         //case 20: flags |= FLAG_10B_UID_IN_DATA; break;
 478                                         case 14: flags |= FLAG_7B_UID_IN_DATA; break;
 479                                         case  8: flags |= FLAG_4B_UID_IN_DATA; break;
 480                                         default: errors = TRUE; break;
 481                                 }
 482                                 if (!errors) {
 483                                         PrintAndLog("Emulating ISO/IEC 14443 type A tag with %d byte UID (%s)", uidlen>>1, sprint_hex(uid, uidlen>>1));
 484                                         useUIDfromEML = FALSE;
 485                                 }
 486                                 cmdp += 2;
 487                                 break;
 488                         case 'v':
 489                         case 'V':
 490                                 verbose = TRUE;
 491                                 cmdp++;
 492                                 break;
 493                         case 'x':
 494                         case 'X':
 495                                 flags |= FLAG_NR_AR_ATTACK;
 496                                 cmdp++;
 497                                 break;
 498                         case 'e':
 499                         case 'E':
 500                                 setEmulatorMem = TRUE;
 501                                 cmdp++;
 502                                 break;
 503                         default:
 504                                 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
 505                                 errors = TRUE;
 506                                 break;
 507                         }
 508                 if(errors) break;
 509         }
 510
 511         //Validations
 512         if (errors) return usage_hf_14a_sim();
 513
 514         if ( useUIDfromEML )
 515                 flags |= FLAG_UID_IN_EMUL;
 516
 517         UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{ tagtype, flags, 0 }};
 518         memcpy(c.d.asBytes, uid, uidlen>>1);
 519         clearCommandBuffer();
 520         SendCommand(&c);
 521         UsbCommand resp;
 522
 523         PrintAndLog("Press pm3-button to abort simulation");
 524
 525         while( !ukbhit() ){
 526                 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) continue;
 527                 if ( !(flags & FLAG_NR_AR_ATTACK) ) break;
 528                 if ( (resp.arg[0] & 0xffff) != CMD_SIMULATE_MIFARE_CARD ) break;
 529
 530                 memcpy(data, resp.d.asBytes, sizeof(data) );
 531                 readerAttack(data[0], setEmulatorMem, verbose);
 532         }
 533         showSectorTable();
 534         return 0;
 535 }
 536
 537 int CmdHF14ASniff(const char *Cmd) {
 538         int param = 0;
 539         uint8_t ctmp = param_getchar(Cmd, 0) ;
 540         if (ctmp == 'h' || ctmp == 'H') return usage_hf_14a_sniff();
 541
 542         for (int i = 0; i < 2; i++) {
 543                 ctmp = param_getchar(Cmd, i);
 544                 if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
 545                 if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
 546         }
 547
 548   UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}};
 549   clearCommandBuffer();
 550   SendCommand(&c);
 551   return 0;
 552 }
 553
 554 int CmdHF14ACmdRaw(const char *cmd) {
 555     UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
 556     bool reply=1;
 557     bool crc = FALSE;
 558     bool power = FALSE;
 559     bool active = FALSE;
 560     bool active_select = FALSE;
 561     uint16_t numbits=0;
 562         bool bTimeout = FALSE;
 563         uint32_t timeout=0;
 564         bool topazmode = FALSE;
 565     char buf[5]="";
 566     int i=0;
 567     uint8_t data[USB_CMD_DATA_SIZE];
 568         uint16_t datalen=0;
 569         uint32_t temp;
 570
 571     if (strlen(cmd)<2) return usage_hf_14a_raw();
 572
 573     // strip
 574     while (*cmd==' ' || *cmd=='\t') cmd++;
 575
 576     while (cmd[i]!='\0') {
 577         if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; }
 578         if (cmd[i]=='-') {
 579             switch (cmd[i+1]) {
 580                                 case 'H':
 581                                 case 'h':
 582                                         return usage_hf_14a_raw();
 583                 case 'r':
 584                     reply = FALSE;
 585                     break;
 586                 case 'c':
 587                     crc = TRUE;
 588                     break;
 589                 case 'p':
 590                     power = TRUE;
 591                     break;
 592                 case 'a':
 593                     active = TRUE;
 594                     break;
 595                 case 's':
 596                     active_select = TRUE;
 597                     break;
 598                 case 'b':
 599                     sscanf(cmd+i+2,"%d",&temp);
 600                     numbits = temp & 0xFFFF;
 601                     i+=3;
 602                     while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
 603                     i-=2;
 604                     break;
 605                                 case 't':
 606                                         bTimeout = TRUE;
 607                                         sscanf(cmd+i+2,"%d",&temp);
 608                                         timeout = temp;
 609                                         i+=3;
 610                                         while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
 611                                         i-=2;
 612                                         break;
 613                 case 'T':
 614                                         topazmode = TRUE;
 615                                         break;
 616                 default:
 617                     return usage_hf_14a_raw();
 618             }
 619             i+=2;
 620             continue;
 621         }
 622         if ((cmd[i]>='0' && cmd[i]<='9') ||
 623             (cmd[i]>='a' && cmd[i]<='f') ||
 624             (cmd[i]>='A' && cmd[i]<='F') ) {
 625             buf[strlen(buf)+1]=0;
 626             buf[strlen(buf)]=cmd[i];
 627             i++;
 628
 629             if (strlen(buf)>=2) {
 630                 sscanf(buf,"%x",&temp);
 631                 data[datalen]=(uint8_t)(temp & 0xff);
 632                 *buf=0;
 633                                 if (++datalen >= sizeof(data)){
 634                                         if (crc)
 635                                                 PrintAndLog("Buffer is full, we can't add CRC to your data");
 636                                         break;
 637                                 }
 638             }
 639             continue;
 640         }
 641         PrintAndLog("Invalid char on input");
 642         return 0;
 643     }
 644
 645     if(crc && datalen>0 && datalen<sizeof(data)-2)
 646     {
 647         uint8_t first, second;
 648                 if (topazmode) {
 649                         ComputeCrc14443(CRC_14443_B, data, datalen, &first, &second);
 650                 } else {
 651                         ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
 652                 }
 653         data[datalen++] = first;
 654         data[datalen++] = second;
 655     }
 656
 657     if(active || active_select)
 658     {
 659         c.arg[0] |= ISO14A_CONNECT;
 660         if(active)
 661             c.arg[0] |= ISO14A_NO_SELECT;
 662     }
 663
 664         if(bTimeout){
 665             #define MAX_TIMEOUT 40542464        // = (2^32-1) * (8*16) / 13560000Hz * 1000ms/s
 666         c.arg[0] |= ISO14A_SET_TIMEOUT;
 667         if(timeout > MAX_TIMEOUT) {
 668             timeout = MAX_TIMEOUT;
 669             PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response");
 670         }
 671                 c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us)
 672         }
 673
 674     if(power) {
 675         c.arg[0] |= ISO14A_NO_DISCONNECT;
 676         }
 677
 678     if(datalen>0) {
 679         c.arg[0] |= ISO14A_RAW;
 680         }
 681
 682         if(topazmode) {
 683                 c.arg[0] |= ISO14A_TOPAZMODE;
 684         }
 685
 686         // Max buffer is USB_CMD_DATA_SIZE
 687         datalen = (datalen > USB_CMD_DATA_SIZE) ? USB_CMD_DATA_SIZE : datalen;
 688
 689     c.arg[1] = (datalen & 0xFFFF) | (uint32_t)(numbits << 16);
 690     memcpy(c.d.asBytes, data, datalen);
 691
 692         clearCommandBuffer();
 693     SendCommand(&c);
 694
 695     if (reply) {
 696         if(active_select)
 697             waitCmd(1);
 698         if(datalen>0)
 699             waitCmd(0);
 700     } // if reply
 701     return 0;
 702 }
 703
 704 static void waitCmd(uint8_t iSelect)
 705 {
 706     UsbCommand resp;
 707     uint16_t len = 0;
 708
 709     if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
 710         len = iSelect ? (resp.arg[1] & 0xffff) : (resp.arg[0]  & 0xffff);
 711         PrintAndLog("received %i octets", len);
 712         if(!len)
 713             return;
 714                 PrintAndLog("%s", sprint_hex(resp.d.asBytes, len) );
 715     } else {
 716         PrintAndLog("timeout while waiting for reply.");
 717     }
 718 }
 719
 720 static command_t CommandTable[] = {
 721   {"help",   CmdHelp,              1, "This help"},
 722   {"list",   CmdHF14AList,         0, "[Deprecated] List ISO 14443a history"},
 723   {"reader", CmdHF14AReader,       0, "Act like an ISO14443 Type A reader"},
 724   {"cuids",  CmdHF14ACUIDs,        0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"},
 725   {"sim",    CmdHF14ASim,          0, "<UID> -- Simulate ISO 14443a tag"},
 726   {"sniff",  CmdHF14ASniff,        0, "sniff ISO 14443 Type A traffic"},
 727   {"raw",    CmdHF14ACmdRaw,       0, "Send raw hex data to tag"},
 728   {NULL, NULL, 0, NULL}
 729 };
 730
 731 int CmdHF14A(const char *Cmd) {
 732         clearCommandBuffer();
 733         CmdsParse(CommandTable, Cmd);
 734         return 0;
 735 }
 736
 737 int CmdHelp(const char *Cmd) {
 738   CmdsHelp(CommandTable);
 739   return 0;
 740 }