git.zerfleddert.de Git - proxmark3-svn/blob - client/cmdhfmf.c

   1 //-----------------------------------------------------------------------------
   2 // Copyright (C) 2011,2012 Merlok
   3 //
   4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
   5 // at your option, any later version. See the LICENSE.txt file for the text of
   6 // the license.
   7 //-----------------------------------------------------------------------------
   8 // High frequency MIFARE commands
   9 //-----------------------------------------------------------------------------
  10
  11 #include "cmdhfmf.h"
  12
  13 #include <inttypes.h>
  14 #include <string.h>
  15 #include <stdio.h>
  16 #include <stdlib.h>
  17 #include <ctype.h>
  18 #include "comms.h"
  19 #include "cmdmain.h"
  20 #include "cmdhfmfhard.h"
  21 #include "parity.h"
  22 #include "util.h"
  23 #include "util_posix.h"
  24 #include "usb_cmd.h"
  25 #include "ui.h"
  26 #include "mifarehost.h"
  27 #include "mifare.h"
  28 #include "mfkey.h"
  29 #include "hardnested/hardnested_bf_core.h"
  30 #include "cliparser/cliparser.h"
  31 #include "cmdhf14a.h"
  32 #include "mifare4.h"
  33
  34 #define NESTED_SECTOR_RETRY     10                      // how often we try mfested() until we give up
  35
  36 static int CmdHelp(const char *Cmd);
  37
  38 int CmdHF14AMifare(const char *Cmd)
  39 {
  40         int isOK = 0;
  41         uint64_t key = 0;
  42         isOK = mfDarkside(&key);
  43         switch (isOK) {
  44                 case -1 : PrintAndLog("Button pressed. Aborted."); return 1;
  45                 case -2 : PrintAndLog("Card is not vulnerable to Darkside attack (doesn't send NACK on authentication requests)."); return 1;
  46                 case -3 : PrintAndLog("Card is not vulnerable to Darkside attack (its random number generator is not predictable)."); return 1;
  47                 case -4 : PrintAndLog("Card is not vulnerable to Darkside attack (its random number generator seems to be based on the wellknown");
  48                                   PrintAndLog("generating polynomial with 16 effective bits only, but shows unexpected behaviour."); return 1;
  49                 case -5 : PrintAndLog("Aborted via keyboard.");  return 1;
  50                 default : PrintAndLog("Found valid key:%012" PRIx64 "\n", key);
  51         }
  52
  53         PrintAndLog("");
  54         return 0;
  55 }
  56
  57
  58 int CmdHF14AMfWrBl(const char *Cmd)
  59 {
  60         uint8_t blockNo = 0;
  61         uint8_t keyType = 0;
  62         uint8_t key[6] = {0, 0, 0, 0, 0, 0};
  63         uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
  64
  65         char cmdp       = 0x00;
  66
  67         if (strlen(Cmd)<3) {
  68                 PrintAndLog("Usage:  hf mf wrbl    <block number> <key A/B> <key (12 hex symbols)> <block data (32 hex symbols)>");
  69                 PrintAndLog("        sample: hf mf wrbl 0 A FFFFFFFFFFFF 000102030405060708090A0B0C0D0E0F");
  70                 return 0;
  71         }
  72
  73         blockNo = param_get8(Cmd, 0);
  74         cmdp = param_getchar(Cmd, 1);
  75         if (cmdp == 0x00) {
  76                 PrintAndLog("Key type must be A or B");
  77                 return 1;
  78         }
  79         if (cmdp != 'A' && cmdp != 'a') keyType = 1;
  80         if (param_gethex(Cmd, 2, key, 12)) {
  81                 PrintAndLog("Key must include 12 HEX symbols");
  82                 return 1;
  83         }
  84         if (param_gethex(Cmd, 3, bldata, 32)) {
  85                 PrintAndLog("Block data must include 32 HEX symbols");
  86                 return 1;
  87         }
  88         PrintAndLog("--block no:%d, key type:%c, key:%s", blockNo, keyType?'B':'A', sprint_hex(key, 6));
  89         PrintAndLog("--data: %s", sprint_hex(bldata, 16));
  90
  91   UsbCommand c = {CMD_MIFARE_WRITEBL, {blockNo, keyType, 0}};
  92         memcpy(c.d.asBytes, key, 6);
  93         memcpy(c.d.asBytes + 10, bldata, 16);
  94   SendCommand(&c);
  95
  96         UsbCommand resp;
  97         if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
  98                 uint8_t isOK  = resp.arg[0] & 0xff;
  99                 PrintAndLog("isOk:%02x", isOK);
 100         } else {
 101                 PrintAndLog("Command execute timeout");
 102         }
 103
 104         return 0;
 105 }
 106
 107 int CmdHF14AMfRdBl(const char *Cmd)
 108 {
 109         uint8_t blockNo = 0;
 110         uint8_t keyType = 0;
 111         uint8_t key[6] = {0, 0, 0, 0, 0, 0};
 112
 113         char cmdp       = 0x00;
 114
 115
 116         if (strlen(Cmd)<3) {
 117                 PrintAndLog("Usage:  hf mf rdbl    <block number> <key A/B> <key (12 hex symbols)>");
 118                 PrintAndLog("        sample: hf mf rdbl 0 A FFFFFFFFFFFF ");
 119                 return 0;
 120         }
 121
 122         blockNo = param_get8(Cmd, 0);
 123         cmdp = param_getchar(Cmd, 1);
 124         if (cmdp == 0x00) {
 125                 PrintAndLog("Key type must be A or B");
 126                 return 1;
 127         }
 128         if (cmdp != 'A' && cmdp != 'a') keyType = 1;
 129         if (param_gethex(Cmd, 2, key, 12)) {
 130                 PrintAndLog("Key must include 12 HEX symbols");
 131                 return 1;
 132         }
 133         PrintAndLog("--block no:%d, key type:%c, key:%s ", blockNo, keyType?'B':'A', sprint_hex(key, 6));
 134
 135   UsbCommand c = {CMD_MIFARE_READBL, {blockNo, keyType, 0}};
 136         memcpy(c.d.asBytes, key, 6);
 137   SendCommand(&c);
 138
 139         UsbCommand resp;
 140         if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
 141                 uint8_t isOK  = resp.arg[0] & 0xff;
 142                 uint8_t *data = resp.d.asBytes;
 143
 144                 if (isOK) {
 145                         PrintAndLog("isOk:%02x data:%s", isOK, sprint_hex(data, 16));
 146                 } else {
 147                         PrintAndLog("isOk:%02x", isOK);
 148                         return 1;
 149                 }
 150
 151                 if (mfIsSectorTrailer(blockNo) && (data[6] || data[7] || data[8])) {
 152                         PrintAndLogEx(NORMAL, "Trailer decoded:");
 153                         int bln = mfFirstBlockOfSector(mfSectorNum(blockNo));
 154                         int blinc = (mfNumBlocksPerSector(mfSectorNum(blockNo)) > 4) ? 5 : 1;
 155                         for (int i = 0; i < 4; i++) {
 156                                 PrintAndLogEx(NORMAL, "Access block %d%s: %s", bln, ((blinc > 1) && (i < 3) ? "+" : "") , mfGetAccessConditionsDesc(i, &data[6]));
 157                                 bln += blinc;
 158                         }
 159                         PrintAndLogEx(NORMAL, "UserData: %s", sprint_hex_inrow(&data[9], 1));
 160                 }
 161         } else {
 162                 PrintAndLog("Command execute timeout");
 163                 return 2;
 164         }
 165
 166   return 0;
 167 }
 168
 169 int CmdHF14AMfRdSc(const char *Cmd)
 170 {
 171         int i;
 172         uint8_t sectorNo = 0;
 173         uint8_t keyType = 0;
 174         uint8_t key[6] = {0, 0, 0, 0, 0, 0};
 175         uint8_t isOK  = 0;
 176         uint8_t *data  = NULL;
 177         char cmdp       = 0x00;
 178
 179         if (strlen(Cmd)<3) {
 180                 PrintAndLog("Usage:  hf mf rdsc    <sector number> <key A/B> <key (12 hex symbols)>");
 181                 PrintAndLog("        sample: hf mf rdsc 0 A FFFFFFFFFFFF ");
 182                 return 0;
 183         }
 184
 185         sectorNo = param_get8(Cmd, 0);
 186         if (sectorNo > 39) {
 187                 PrintAndLog("Sector number must be less than 40");
 188                 return 1;
 189         }
 190         cmdp = param_getchar(Cmd, 1);
 191         if (cmdp != 'a' && cmdp != 'A' && cmdp != 'b' && cmdp != 'B') {
 192                 PrintAndLog("Key type must be A or B");
 193                 return 1;
 194         }
 195         if (cmdp != 'A' && cmdp != 'a') keyType = 1;
 196         if (param_gethex(Cmd, 2, key, 12)) {
 197                 PrintAndLog("Key must include 12 HEX symbols");
 198                 return 1;
 199         }
 200         PrintAndLog("--sector no:%d key type:%c key:%s ", sectorNo, keyType?'B':'A', sprint_hex(key, 6));
 201
 202         UsbCommand c = {CMD_MIFARE_READSC, {sectorNo, keyType, 0}};
 203         memcpy(c.d.asBytes, key, 6);
 204         SendCommand(&c);
 205         PrintAndLog(" ");
 206
 207         UsbCommand resp;
 208         if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
 209                 isOK  = resp.arg[0] & 0xff;
 210                 data  = resp.d.asBytes;
 211
 212                 PrintAndLog("isOk:%02x", isOK);
 213                 if (isOK) {
 214                         for (i = 0; i < (sectorNo<32?3:15); i++) {
 215                                 PrintAndLog("data   : %s", sprint_hex(data + i * 16, 16));
 216                         }
 217                         PrintAndLog("trailer: %s", sprint_hex(data + (sectorNo<32?3:15) * 16, 16));
 218
 219                         PrintAndLogEx(NORMAL, "Trailer decoded:");
 220                         int bln = mfFirstBlockOfSector(sectorNo);
 221                         int blinc = (mfNumBlocksPerSector(sectorNo) > 4) ? 5 : 1;
 222                         for (i = 0; i < 4; i++) {
 223                                 PrintAndLogEx(NORMAL, "Access block %d%s: %s", bln, ((blinc > 1) && (i < 3) ? "+" : "") , mfGetAccessConditionsDesc(i, &(data + (sectorNo<32?3:15) * 16)[6]));
 224                                 bln += blinc;
 225                         }
 226                         PrintAndLogEx(NORMAL, "UserData: %s", sprint_hex_inrow(&(data + (sectorNo<32?3:15) * 16)[9], 1));
 227                 }
 228         } else {
 229                 PrintAndLog("Command execute timeout");
 230         }
 231
 232   return 0;
 233 }
 234
 235 uint8_t FirstBlockOfSector(uint8_t sectorNo)
 236 {
 237         if (sectorNo < 32) {
 238                 return sectorNo * 4;
 239         } else {
 240                 return 32 * 4 + (sectorNo - 32) * 16;
 241         }
 242 }
 243
 244 uint8_t NumBlocksPerSector(uint8_t sectorNo)
 245 {
 246         if (sectorNo < 32) {
 247                 return 4;
 248         } else {
 249                 return 16;
 250         }
 251 }
 252
 253 static int ParamCardSizeSectors(const char c) {
 254         int numBlocks = 16;
 255         switch (c) {
 256                 case '0' : numBlocks = 5; break;
 257                 case '2' : numBlocks = 32; break;
 258                 case '4' : numBlocks = 40; break;
 259                 default:   numBlocks = 16;
 260         }
 261         return numBlocks;
 262 }
 263
 264 static int ParamCardSizeBlocks(const char c) {
 265         int numBlocks = 16 * 4;
 266         switch (c) {
 267                 case '0' : numBlocks = 5 * 4; break;
 268                 case '2' : numBlocks = 32 * 4; break;
 269                 case '4' : numBlocks = 32 * 4 + 8 * 16; break;
 270                 default:   numBlocks = 16 * 4;
 271         }
 272         return numBlocks;
 273 }
 274
 275 int CmdHF14AMfDump(const char *Cmd)
 276 {
 277         uint8_t sectorNo, blockNo;
 278
 279         uint8_t keyA[40][6];
 280         uint8_t keyB[40][6];
 281         uint8_t rights[40][4];
 282         uint8_t carddata[256][16];
 283         uint8_t numSectors = 16;
 284
 285         FILE *fin;
 286         FILE *fout;
 287
 288         UsbCommand resp;
 289
 290         char cmdp = param_getchar(Cmd, 0);
 291         numSectors = ParamCardSizeSectors(cmdp);
 292
 293         if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
 294                 PrintAndLog("Usage:   hf mf dump [card memory]");
 295                 PrintAndLog("  [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
 296                 PrintAndLog("");
 297                 PrintAndLog("Samples: hf mf dump");
 298                 PrintAndLog("         hf mf dump 4");
 299                 return 0;
 300         }
 301
 302         if ((fin = fopen("dumpkeys.bin","rb")) == NULL) {
 303                 PrintAndLog("Could not find file dumpkeys.bin");
 304                 return 1;
 305         }
 306
 307         // Read keys A from file
 308         for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
 309                 size_t bytes_read = fread(keyA[sectorNo], 1, 6, fin);
 310                 if (bytes_read != 6) {
 311                         PrintAndLog("File reading error.");
 312                         fclose(fin);
 313                         return 2;
 314                 }
 315         }
 316
 317         // Read keys B from file
 318         for (sectorNo=0; sectorNo<numSectors; sectorNo++) {
 319                 size_t bytes_read = fread(keyB[sectorNo], 1, 6, fin);
 320                 if (bytes_read != 6) {
 321                         PrintAndLog("File reading error.");
 322                         fclose(fin);
 323                         return 2;
 324                 }
 325         }
 326
 327         fclose(fin);
 328
 329         PrintAndLog("|-----------------------------------------|");
 330         PrintAndLog("|------ Reading sector access bits...-----|");
 331         PrintAndLog("|-----------------------------------------|");
 332         uint8_t tries = 0;
 333         for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
 334                 for (tries = 0; tries < 3; tries++) {
 335                         UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 0, 0}};
 336                         memcpy(c.d.asBytes, keyA[sectorNo], 6);
 337                         SendCommand(&c);
 338
 339                         if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
 340                                 uint8_t isOK  = resp.arg[0] & 0xff;
 341                                 uint8_t *data  = resp.d.asBytes;
 342                                 if (isOK){
 343                                         rights[sectorNo][0] = ((data[7] & 0x10)>>2) | ((data[8] & 0x1)<<1) | ((data[8] & 0x10)>>4); // C1C2C3 for data area 0
 344                                         rights[sectorNo][1] = ((data[7] & 0x20)>>3) | ((data[8] & 0x2)<<0) | ((data[8] & 0x20)>>5); // C1C2C3 for data area 1
 345                                         rights[sectorNo][2] = ((data[7] & 0x40)>>4) | ((data[8] & 0x4)>>1) | ((data[8] & 0x40)>>6); // C1C2C3 for data area 2
 346                                         rights[sectorNo][3] = ((data[7] & 0x80)>>5) | ((data[8] & 0x8)>>2) | ((data[8] & 0x80)>>7); // C1C2C3 for sector trailer
 347                                         break;
 348                                 } else if (tries == 2) { // on last try set defaults
 349                                         PrintAndLog("Could not get access rights for sector %2d. Trying with defaults...", sectorNo);
 350                                         rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;
 351                                         rights[sectorNo][3] = 0x01;
 352                                 }
 353                         } else {
 354                                 PrintAndLog("Command execute timeout when trying to read access rights for sector %2d. Trying with defaults...", sectorNo);
 355                                 rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;
 356                                 rights[sectorNo][3] = 0x01;
 357                         }
 358                 }
 359         }
 360
 361         PrintAndLog("|-----------------------------------------|");
 362         PrintAndLog("|----- Dumping all blocks to file... -----|");
 363         PrintAndLog("|-----------------------------------------|");
 364
 365         bool isOK = true;
 366         for (sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) {
 367                 for (blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
 368                         bool received = false;
 369                         for (tries = 0; tries < 3; tries++) {
 370                                 if (blockNo == NumBlocksPerSector(sectorNo) - 1) {              // sector trailer. At least the Access Conditions can always be read with key A.
 371                                         UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
 372                                         memcpy(c.d.asBytes, keyA[sectorNo], 6);
 373                                         SendCommand(&c);
 374                                         received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
 375                                 } else {                                                                                                // data block. Check if it can be read with key A or key B
 376                                         uint8_t data_area = sectorNo<32?blockNo:blockNo/5;
 377                                         if ((rights[sectorNo][data_area] == 0x03) || (rights[sectorNo][data_area] == 0x05)) {   // only key B would work
 378                                                 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 1, 0}};
 379                                                 memcpy(c.d.asBytes, keyB[sectorNo], 6);
 380                                                 SendCommand(&c);
 381                                                 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
 382                                         } else if (rights[sectorNo][data_area] == 0x07) {                                                                               // no key would work
 383                                                 isOK = false;
 384                                                 PrintAndLog("Access rights do not allow reading of sector %2d block %3d", sectorNo, blockNo);
 385                                                 tries = 2;
 386                                         } else {                                                                                                                                                                // key A would work
 387                                                 UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
 388                                                 memcpy(c.d.asBytes, keyA[sectorNo], 6);
 389                                                 SendCommand(&c);
 390                                                 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
 391                                         }
 392                                 }
 393                                 if (received) {
 394                                         isOK  = resp.arg[0] & 0xff;
 395                                         if (isOK) break;
 396                                 }
 397                         }
 398
 399                         if (received) {
 400                                 isOK  = resp.arg[0] & 0xff;
 401                                 uint8_t *data  = resp.d.asBytes;
 402                                 if (blockNo == NumBlocksPerSector(sectorNo) - 1) {              // sector trailer. Fill in the keys.
 403                                         data[0]  = (keyA[sectorNo][0]);
 404                                         data[1]  = (keyA[sectorNo][1]);
 405                                         data[2]  = (keyA[sectorNo][2]);
 406                                         data[3]  = (keyA[sectorNo][3]);
 407                                         data[4]  = (keyA[sectorNo][4]);
 408                                         data[5]  = (keyA[sectorNo][5]);
 409                                         data[10] = (keyB[sectorNo][0]);
 410                                         data[11] = (keyB[sectorNo][1]);
 411                                         data[12] = (keyB[sectorNo][2]);
 412                                         data[13] = (keyB[sectorNo][3]);
 413                                         data[14] = (keyB[sectorNo][4]);
 414                                         data[15] = (keyB[sectorNo][5]);
 415                                 }
 416                                 if (isOK) {
 417                                         memcpy(carddata[FirstBlockOfSector(sectorNo) + blockNo], data, 16);
 418                     PrintAndLog("Successfully read block %2d of sector %2d.", blockNo, sectorNo);
 419                                 } else {
 420                                         PrintAndLog("Could not read block %2d of sector %2d", blockNo, sectorNo);
 421                                         break;
 422                                 }
 423                         }
 424                         else {
 425                                 isOK = false;
 426                                 PrintAndLog("Command execute timeout when trying to read block %2d of sector %2d.", blockNo, sectorNo);
 427                                 break;
 428                         }
 429                 }
 430         }
 431
 432         if (isOK) {
 433                 if ((fout = fopen("dumpdata.bin","wb")) == NULL) {
 434                         PrintAndLog("Could not create file name dumpdata.bin");
 435                         return 1;
 436                 }
 437                 uint16_t numblocks = FirstBlockOfSector(numSectors - 1) + NumBlocksPerSector(numSectors - 1);
 438                 fwrite(carddata, 1, 16*numblocks, fout);
 439                 fclose(fout);
 440                 PrintAndLog("Dumped %d blocks (%d bytes) to file dumpdata.bin", numblocks, 16*numblocks);
 441         }
 442
 443         return 0;
 444 }
 445
 446 int CmdHF14AMfRestore(const char *Cmd)
 447 {
 448         uint8_t sectorNo,blockNo;
 449         uint8_t keyType = 0;
 450         uint8_t key[6] = {0xFF,0xFF,0xFF,0xFF,0xFF,0xFF};
 451         uint8_t bldata[16] = {0x00};
 452         uint8_t keyA[40][6];
 453         uint8_t keyB[40][6];
 454         uint8_t numSectors;
 455
 456         FILE *fdump;
 457         FILE *fkeys;
 458
 459         char cmdp = param_getchar(Cmd, 0);
 460         switch (cmdp) {
 461                 case '0' : numSectors = 5; break;
 462                 case '1' :
 463                 case '\0': numSectors = 16; break;
 464                 case '2' : numSectors = 32; break;
 465                 case '4' : numSectors = 40; break;
 466                 default:   numSectors = 16;
 467         }
 468
 469         if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {
 470                 PrintAndLog("Usage:   hf mf restore [card memory]");
 471                 PrintAndLog("  [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
 472                 PrintAndLog("");
 473                 PrintAndLog("Samples: hf mf restore");
 474                 PrintAndLog("         hf mf restore 4");
 475                 return 0;
 476         }
 477
 478         if ((fkeys = fopen("dumpkeys.bin","rb")) == NULL) {
 479                 PrintAndLog("Could not find file dumpkeys.bin");
 480                 return 1;
 481         }
 482
 483         for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
 484                 size_t bytes_read = fread(keyA[sectorNo], 1, 6, fkeys);
 485                 if (bytes_read != 6) {
 486                         PrintAndLog("File reading error (dumpkeys.bin).");
 487                         fclose(fkeys);
 488                         return 2;
 489                 }
 490         }
 491
 492         for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
 493                 size_t bytes_read = fread(keyB[sectorNo], 1, 6, fkeys);
 494                 if (bytes_read != 6) {
 495                         PrintAndLog("File reading error (dumpkeys.bin).");
 496                         fclose(fkeys);
 497                         return 2;
 498                 }
 499         }
 500
 501         fclose(fkeys);
 502
 503         if ((fdump = fopen("dumpdata.bin","rb")) == NULL) {
 504                 PrintAndLog("Could not find file dumpdata.bin");
 505                 return 1;
 506         }
 507         PrintAndLog("Restoring dumpdata.bin to card");
 508
 509         for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
 510                 for(blockNo = 0; blockNo < NumBlocksPerSector(sectorNo); blockNo++) {
 511                         UsbCommand c = {CMD_MIFARE_WRITEBL, {FirstBlockOfSector(sectorNo) + blockNo, keyType, 0}};
 512                         memcpy(c.d.asBytes, key, 6);
 513
 514                         size_t bytes_read = fread(bldata, 1, 16, fdump);
 515                         if (bytes_read != 16) {
 516                                 PrintAndLog("File reading error (dumpdata.bin).");
 517                                 fclose(fdump);
 518                                 return 2;
 519                         }
 520
 521                         if (blockNo == NumBlocksPerSector(sectorNo) - 1) {      // sector trailer
 522                                 bldata[0]  = (keyA[sectorNo][0]);
 523                                 bldata[1]  = (keyA[sectorNo][1]);
 524                                 bldata[2]  = (keyA[sectorNo][2]);
 525                                 bldata[3]  = (keyA[sectorNo][3]);
 526                                 bldata[4]  = (keyA[sectorNo][4]);
 527                                 bldata[5]  = (keyA[sectorNo][5]);
 528                                 bldata[10] = (keyB[sectorNo][0]);
 529                                 bldata[11] = (keyB[sectorNo][1]);
 530                                 bldata[12] = (keyB[sectorNo][2]);
 531                                 bldata[13] = (keyB[sectorNo][3]);
 532                                 bldata[14] = (keyB[sectorNo][4]);
 533                                 bldata[15] = (keyB[sectorNo][5]);
 534                         }
 535
 536                         PrintAndLog("Writing to block %3d: %s", FirstBlockOfSector(sectorNo) + blockNo, sprint_hex(bldata, 16));
 537
 538                         memcpy(c.d.asBytes + 10, bldata, 16);
 539                         SendCommand(&c);
 540
 541                         UsbCommand resp;
 542                         if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
 543                                 uint8_t isOK  = resp.arg[0] & 0xff;
 544                                 PrintAndLog("isOk:%02x", isOK);
 545                         } else {
 546                                 PrintAndLog("Command execute timeout");
 547                         }
 548                 }
 549         }
 550
 551         fclose(fdump);
 552         return 0;
 553 }
 554
 555 //----------------------------------------------
 556 //   Nested
 557 //----------------------------------------------
 558
 559 static void parseParamTDS(const char *Cmd, const uint8_t indx, bool *paramT, bool *paramD, uint8_t *timeout) {
 560         char ctmp3[4] = {0};
 561         int len = param_getlength(Cmd, indx);
 562         if (len > 0 && len < 4){
 563                 param_getstr(Cmd, indx, ctmp3, sizeof(ctmp3));
 564
 565                 *paramT |= (ctmp3[0] == 't' || ctmp3[0] == 'T');
 566                 *paramD |= (ctmp3[0] == 'd' || ctmp3[0] == 'D');
 567                 bool paramS1 = *paramT || *paramD;
 568
 569                 // slow and very slow
 570                 if (ctmp3[0] == 's' || ctmp3[0] == 'S' || ctmp3[1] == 's' || ctmp3[1] == 'S') {
 571                         *timeout = 11; // slow
 572
 573                         if (!paramS1 && (ctmp3[1] == 's' || ctmp3[1] == 'S')) {
 574                                 *timeout = 53; // very slow
 575                         }
 576                         if (paramS1 && (ctmp3[2] == 's' || ctmp3[2] == 'S')) {
 577                                 *timeout = 53; // very slow
 578                         }
 579                 }
 580         }
 581 }
 582
 583 int CmdHF14AMfNested(const char *Cmd)
 584 {
 585         int i, j, res, iterations;
 586         sector_t *e_sector = NULL;
 587         uint8_t blockNo = 0;
 588         uint8_t keyType = 0;
 589         uint8_t trgBlockNo = 0;
 590         uint8_t trgKeyType = 0;
 591         uint8_t SectorsCnt = 0;
 592         uint8_t key[6] = {0, 0, 0, 0, 0, 0};
 593         uint8_t keyBlock[MifareDefaultKeysSize * 6];
 594         uint64_t key64 = 0;
 595         // timeout in units. (ms * 106)/10 or us*0.0106
 596         uint8_t btimeout14a = MF_CHKKEYS_DEFTIMEOUT; // fast by default
 597
 598         bool autosearchKey = false;
 599
 600         bool transferToEml = false;
 601         bool createDumpFile = false;
 602         FILE *fkeys;
 603         uint8_t standart[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
 604         uint8_t tempkey[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
 605
 606         char cmdp, ctmp;
 607
 608         if (strlen(Cmd)<3) {
 609                 PrintAndLog("Usage:");
 610                 PrintAndLog(" all sectors:  hf mf nested  <card memory> <block number> <key A/B> <key (12 hex symbols)> [t|d|s|ss]");
 611                 PrintAndLog(" all sectors autosearch key:  hf mf nested  <card memory> * [t|d|s|ss]");
 612                 PrintAndLog(" one sector:   hf mf nested  o <block number> <key A/B> <key (12 hex symbols)>");
 613                 PrintAndLog("               <target block number> <target key A/B> [t]");
 614                 PrintAndLog(" ");
 615                 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
 616                 PrintAndLog("t - transfer keys to emulator memory");
 617                 PrintAndLog("d - write keys to binary file dumpkeys.bin");
 618                 PrintAndLog("s - Slow (1ms) check keys (required by some non standard cards)");
 619                 PrintAndLog("ss - Very slow (5ms) check keys");
 620                 PrintAndLog(" ");
 621                 PrintAndLog("      sample1: hf mf nested 1 0 A FFFFFFFFFFFF ");
 622                 PrintAndLog("      sample2: hf mf nested 1 0 A FFFFFFFFFFFF t ");
 623                 PrintAndLog("      sample3: hf mf nested 1 0 A FFFFFFFFFFFF d ");
 624                 PrintAndLog("      sample4: hf mf nested o 0 A FFFFFFFFFFFF 4 A");
 625                 PrintAndLog("      sample5: hf mf nested 1 * t");
 626                 PrintAndLog("      sample6: hf mf nested 1 * ss");
 627                 return 0;
 628         }
 629
 630         // <card memory>
 631         cmdp = param_getchar(Cmd, 0);
 632         if (cmdp == 'o' || cmdp == 'O') {
 633                 cmdp = 'o';
 634                 SectorsCnt = 1;
 635         } else {
 636                 SectorsCnt = ParamCardSizeSectors(cmdp);
 637         }
 638
 639         // <block number>. number or autosearch key (*)
 640         if (param_getchar(Cmd, 1) == '*') {
 641                 autosearchKey = true;
 642
 643                 parseParamTDS(Cmd, 2, &transferToEml, &createDumpFile, &btimeout14a);
 644
 645                 PrintAndLog("--nested. sectors:%2d, block no:*, eml:%c, dmp=%c checktimeout=%d us",
 646                         SectorsCnt, transferToEml?'y':'n', createDumpFile?'y':'n', ((int)btimeout14a * 10000) / 106);
 647         } else {
 648                 blockNo = param_get8(Cmd, 1);
 649
 650                 ctmp = param_getchar(Cmd, 2);
 651                 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
 652                         PrintAndLog("Key type must be A or B");
 653                         return 1;
 654                 }
 655
 656                 if (ctmp != 'A' && ctmp != 'a')
 657                         keyType = 1;
 658
 659                 if (param_gethex(Cmd, 3, key, 12)) {
 660                         PrintAndLog("Key must include 12 HEX symbols");
 661                         return 1;
 662                 }
 663
 664                 // check if we can authenticate to sector
 665                 res = mfCheckKeys(blockNo, keyType, true, 1, key, &key64);
 666                 if (res) {
 667                         PrintAndLog("Can't authenticate to block:%3d key type:%c key:%s", blockNo, keyType?'B':'A', sprint_hex(key, 6));
 668                         return 3;
 669                 }
 670
 671                 // one sector nested
 672                 if (cmdp == 'o') {
 673                         trgBlockNo = param_get8(Cmd, 4);
 674
 675                         ctmp = param_getchar(Cmd, 5);
 676                         if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
 677                                 PrintAndLog("Target key type must be A or B");
 678                                 return 1;
 679                         }
 680                         if (ctmp != 'A' && ctmp != 'a')
 681                                 trgKeyType = 1;
 682
 683                         parseParamTDS(Cmd, 6, &transferToEml, &createDumpFile, &btimeout14a);
 684                 } else {
 685                         parseParamTDS(Cmd, 4, &transferToEml, &createDumpFile, &btimeout14a);
 686                 }
 687
 688                 PrintAndLog("--nested. sectors:%2d, block no:%3d, key type:%c, eml:%c, dmp=%c checktimeout=%d us",
 689                         SectorsCnt, blockNo, keyType?'B':'A', transferToEml?'y':'n', createDumpFile?'y':'n', ((int)btimeout14a * 10000) / 106);
 690         }
 691
 692         // one-sector nested
 693         if (cmdp == 'o') { // ------------------------------------  one sector working
 694                 PrintAndLog("--target block no:%3d, target key type:%c ", trgBlockNo, trgKeyType?'B':'A');
 695                 int16_t isOK = mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true);
 696                 if (isOK) {
 697                         switch (isOK) {
 698                                 case -1 : PrintAndLog("Error: No response from Proxmark.\n"); break;
 699                                 case -2 : PrintAndLog("Button pressed. Aborted.\n"); break;
 700                                 case -3 : PrintAndLog("Tag isn't vulnerable to Nested Attack (random numbers are not predictable).\n"); break;
 701                                 default : PrintAndLog("Unknown Error.\n");
 702                         }
 703                         return 2;
 704                 }
 705                 key64 = bytes_to_num(keyBlock, 6);
 706                 if (key64) {
 707                         PrintAndLog("Found valid key:%012" PRIx64, key64);
 708
 709                         // transfer key to the emulator
 710                         if (transferToEml) {
 711                                 uint8_t sectortrailer;
 712                                 if (trgBlockNo < 32*4) {        // 4 block sector
 713                                         sectortrailer = trgBlockNo | 0x03;
 714                                 } else {                                        // 16 block sector
 715                                         sectortrailer = trgBlockNo | 0x0f;
 716                                 }
 717                                 mfEmlGetMem(keyBlock, sectortrailer, 1);
 718
 719                                 if (!trgKeyType)
 720                                         num_to_bytes(key64, 6, keyBlock);
 721                                 else
 722                                         num_to_bytes(key64, 6, &keyBlock[10]);
 723                                 mfEmlSetMem(keyBlock, sectortrailer, 1);
 724                                 PrintAndLog("Key transferred to emulator memory.");
 725                         }
 726                 } else {
 727                         PrintAndLog("No valid key found");
 728                 }
 729         }
 730         else { // ------------------------------------  multiple sectors working
 731                 uint64_t msclock1;
 732                 msclock1 = msclock();
 733
 734                 e_sector = calloc(SectorsCnt, sizeof(sector_t));
 735                 if (e_sector == NULL) return 1;
 736
 737                 //test current key and additional standard keys first
 738                 for (int defaultKeyCounter = 0; defaultKeyCounter < MifareDefaultKeysSize; defaultKeyCounter++){
 739                         num_to_bytes(MifareDefaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));
 740                 }
 741
 742                 PrintAndLog("Testing known keys. Sector count=%d", SectorsCnt);
 743                 mfCheckKeysSec(SectorsCnt, 2, btimeout14a, true, MifareDefaultKeysSize, keyBlock, e_sector);
 744
 745                 // get known key from array
 746                 bool keyFound = false;
 747                 if (autosearchKey) {
 748                         for (i = 0; i < SectorsCnt; i++) {
 749                                 for (j = 0; j < 2; j++) {
 750                                         if (e_sector[i].foundKey[j]) {
 751                                                 // get known key
 752                                                 blockNo = i * 4;
 753                                                 keyType = j;
 754                                                 num_to_bytes(e_sector[i].Key[j], 6, key);
 755                                                 keyFound = true;
 756                                                 break;
 757                                         }
 758                                 }
 759                                 if (keyFound) break;
 760                         }
 761
 762                         // Can't found a key....
 763                         if (!keyFound) {
 764                                 PrintAndLog("Can't found any of the known keys.");
 765                                 free(e_sector);
 766                                 return 4;
 767                         }
 768                         PrintAndLog("--auto key. block no:%3d, key type:%c key:%s", blockNo, keyType?'B':'A', sprint_hex(key, 6));
 769                 }
 770
 771                 // nested sectors
 772                 iterations = 0;
 773                 PrintAndLog("nested...");
 774                 bool calibrate = true;
 775                 for (i = 0; i < NESTED_SECTOR_RETRY; i++) {
 776                         for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
 777                                 for (trgKeyType = 0; trgKeyType < 2; trgKeyType++) {
 778                                         if (e_sector[sectorNo].foundKey[trgKeyType]) continue;
 779                                         PrintAndLog("-----------------------------------------------");
 780                                         int16_t isOK = mfnested(blockNo, keyType, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate);
 781                                         if(isOK) {
 782                                                 switch (isOK) {
 783                                                         case -1 : PrintAndLog("Error: No response from Proxmark.\n"); break;
 784                                                         case -2 : PrintAndLog("Button pressed. Aborted.\n"); break;
 785                                                         case -3 : PrintAndLog("Tag isn't vulnerable to Nested Attack (random numbers are not predictable).\n"); break;
 786                                                         default : PrintAndLog("Unknown Error.\n");
 787                                                 }
 788                                                 free(e_sector);
 789                                                 return 2;
 790                                         } else {
 791                                                 calibrate = false;
 792                                         }
 793
 794                                         iterations++;
 795
 796                                         key64 = bytes_to_num(keyBlock, 6);
 797                                         if (key64) {
 798                                                 PrintAndLog("Found valid key:%012" PRIx64, key64);
 799                                                 e_sector[sectorNo].foundKey[trgKeyType] = 1;
 800                                                 e_sector[sectorNo].Key[trgKeyType] = key64;
 801
 802                                                 // try to check this key as a key to the other sectors
 803                                                 mfCheckKeysSec(SectorsCnt, 2, btimeout14a, true, 1, keyBlock, e_sector);
 804                                         }
 805                                 }
 806                         }
 807                 }
 808
 809                 // print nested statistic
 810                 PrintAndLog("\n\n-----------------------------------------------\nNested statistic:\nIterations count: %d", iterations);
 811                 PrintAndLog("Time in nested: %1.3f (%1.3f sec per key)", ((float)(msclock() - msclock1))/1000.0, ((float)(msclock() - msclock1))/iterations/1000.0);
 812
 813                 // print result
 814                 PrintAndLog("|---|----------------|---|----------------|---|");
 815                 PrintAndLog("|sec|key A           |res|key B           |res|");
 816                 PrintAndLog("|---|----------------|---|----------------|---|");
 817                 for (i = 0; i < SectorsCnt; i++) {
 818                         PrintAndLog("|%03d|  %012" PRIx64 "  | %d |  %012" PRIx64 "  | %d |", i,
 819                                 e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]);
 820                 }
 821                 PrintAndLog("|---|----------------|---|----------------|---|");
 822
 823                 // transfer keys to the emulator memory
 824                 if (transferToEml) {
 825                         for (i = 0; i < SectorsCnt; i++) {
 826                                 mfEmlGetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
 827                                 if (e_sector[i].foundKey[0])
 828                                         num_to_bytes(e_sector[i].Key[0], 6, keyBlock);
 829                                 if (e_sector[i].foundKey[1])
 830                                         num_to_bytes(e_sector[i].Key[1], 6, &keyBlock[10]);
 831                                 mfEmlSetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1);
 832                         }
 833                         PrintAndLog("Keys transferred to emulator memory.");
 834                 }
 835
 836                 // Create dump file
 837                 if (createDumpFile) {
 838                         if ((fkeys = fopen("dumpkeys.bin","wb")) == NULL) {
 839                                 PrintAndLog("Could not create file dumpkeys.bin");
 840                                 free(e_sector);
 841                                 return 1;
 842                         }
 843                         PrintAndLog("Printing keys to binary file dumpkeys.bin...");
 844                         for(i=0; i<SectorsCnt; i++) {
 845                                 if (e_sector[i].foundKey[0]){
 846                                         num_to_bytes(e_sector[i].Key[0], 6, tempkey);
 847                                         fwrite ( tempkey, 1, 6, fkeys );
 848                                 }
 849                                 else{
 850                                         fwrite ( &standart, 1, 6, fkeys );
 851                                 }
 852                         }
 853                         for(i=0; i<SectorsCnt; i++) {
 854                                 if (e_sector[i].foundKey[1]){
 855                                         num_to_bytes(e_sector[i].Key[1], 6, tempkey);
 856                                         fwrite ( tempkey, 1, 6, fkeys );
 857                                 }
 858                                 else{
 859                                         fwrite ( &standart, 1, 6, fkeys );
 860                                 }
 861                         }
 862                         fclose(fkeys);
 863                 }
 864
 865                 free(e_sector);
 866         }
 867         return 0;
 868 }
 869
 870
 871 int CmdHF14AMfNestedHard(const char *Cmd)
 872 {
 873         uint8_t blockNo = 0;
 874         uint8_t keyType = 0;
 875         uint8_t trgBlockNo = 0;
 876         uint8_t trgKeyType = 0;
 877         uint8_t key[6] = {0, 0, 0, 0, 0, 0};
 878         uint8_t trgkey[6] = {0, 0, 0, 0, 0, 0};
 879
 880         char ctmp;
 881         ctmp = param_getchar(Cmd, 0);
 882
 883         if (ctmp != 'R' && ctmp != 'r' && ctmp != 'T' && ctmp != 't' && strlen(Cmd) < 20) {
 884                 PrintAndLog("Usage:");
 885                 PrintAndLog("      hf mf hardnested <block number> <key A|B> <key (12 hex symbols)>");
 886                 PrintAndLog("                       <target block number> <target key A|B> [known target key (12 hex symbols)] [w] [s]");
 887                 PrintAndLog("  or  hf mf hardnested r [known target key]");
 888                 PrintAndLog(" ");
 889                 PrintAndLog("Options: ");
 890                 PrintAndLog("      w: Acquire nonces and write them to binary file nonces.bin");
 891                 PrintAndLog("      s: Slower acquisition (required by some non standard cards)");
 892                 PrintAndLog("      r: Read nonces.bin and start attack");
 893                 PrintAndLog("      iX: set type of SIMD instructions. Without this flag programs autodetect it.");
 894                 PrintAndLog("        i5: AVX512");
 895                 PrintAndLog("        i2: AVX2");
 896                 PrintAndLog("        ia: AVX");
 897                 PrintAndLog("        is: SSE2");
 898                 PrintAndLog("        im: MMX");
 899                 PrintAndLog("        in: none (use CPU regular instruction set)");
 900                 PrintAndLog(" ");
 901                 PrintAndLog("      sample1: hf mf hardnested 0 A FFFFFFFFFFFF 4 A");
 902                 PrintAndLog("      sample2: hf mf hardnested 0 A FFFFFFFFFFFF 4 A w");
 903                 PrintAndLog("      sample3: hf mf hardnested 0 A FFFFFFFFFFFF 4 A w s");
 904                 PrintAndLog("      sample4: hf mf hardnested r");
 905                 PrintAndLog(" ");
 906                 PrintAndLog("Add the known target key to check if it is present in the remaining key space:");
 907                 PrintAndLog("      sample5: hf mf hardnested 0 A A0A1A2A3A4A5 4 A FFFFFFFFFFFF");
 908                 return 0;
 909         }
 910
 911         bool know_target_key = false;
 912         bool nonce_file_read = false;
 913         bool nonce_file_write = false;
 914         bool slow = false;
 915         int tests = 0;
 916
 917
 918         uint16_t iindx = 0;
 919         if (ctmp == 'R' || ctmp == 'r') {
 920                 nonce_file_read = true;
 921                 iindx = 1;
 922                 if (!param_gethex(Cmd, 1, trgkey, 12)) {
 923                         know_target_key = true;
 924                         iindx = 2;
 925                 }
 926         } else if (ctmp == 'T' || ctmp == 't') {
 927                 tests = param_get32ex(Cmd, 1, 100, 10);
 928                 iindx = 2;
 929                 if (!param_gethex(Cmd, 2, trgkey, 12)) {
 930                         know_target_key = true;
 931                         iindx = 3;
 932                 }
 933         } else {
 934                 blockNo = param_get8(Cmd, 0);
 935                 ctmp = param_getchar(Cmd, 1);
 936                 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
 937                         PrintAndLog("Key type must be A or B");
 938                         return 1;
 939                 }
 940                 if (ctmp != 'A' && ctmp != 'a') {
 941                         keyType = 1;
 942                 }
 943
 944                 if (param_gethex(Cmd, 2, key, 12)) {
 945                         PrintAndLog("Key must include 12 HEX symbols");
 946                         return 1;
 947                 }
 948
 949                 trgBlockNo = param_get8(Cmd, 3);
 950                 ctmp = param_getchar(Cmd, 4);
 951                 if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
 952                         PrintAndLog("Target key type must be A or B");
 953                         return 1;
 954                 }
 955                 if (ctmp != 'A' && ctmp != 'a') {
 956                         trgKeyType = 1;
 957                 }
 958
 959                 uint16_t i = 5;
 960
 961                 if (!param_gethex(Cmd, 5, trgkey, 12)) {
 962                         know_target_key = true;
 963                         i++;
 964                 }
 965                 iindx = i;
 966
 967                 while ((ctmp = param_getchar(Cmd, i))) {
 968                         if (ctmp == 's' || ctmp == 'S') {
 969                                 slow = true;
 970                         } else if (ctmp == 'w' || ctmp == 'W') {
 971                                 nonce_file_write = true;
 972                         } else if (param_getlength(Cmd, i) == 2 && ctmp == 'i') {
 973                                 iindx = i;
 974                         } else {
 975                                 PrintAndLog("Possible options are w , s and/or iX");
 976                                 return 1;
 977                         }
 978                         i++;
 979                 }
 980         }
 981
 982         SetSIMDInstr(SIMD_AUTO);
 983         if (iindx > 0) {
 984                 while ((ctmp = param_getchar(Cmd, iindx))) {
 985                         if (param_getlength(Cmd, iindx) == 2 && ctmp == 'i') {
 986                                 switch(param_getchar_indx(Cmd, 1, iindx)) {
 987                                         case '5':
 988                                                 SetSIMDInstr(SIMD_AVX512);
 989                                                 break;
 990                                         case '2':
 991                                                 SetSIMDInstr(SIMD_AVX2);
 992                                                 break;
 993                                         case 'a':
 994                                                 SetSIMDInstr(SIMD_AVX);
 995                                                 break;
 996                                         case 's':
 997                                                 SetSIMDInstr(SIMD_SSE2);
 998                                                 break;
 999                                         case 'm':
1000                                                 SetSIMDInstr(SIMD_MMX);
1001                                                 break;
1002                                         case 'n':
1003                                                 SetSIMDInstr(SIMD_NONE);
1004                                                 break;
1005                                         default:
1006                                                 PrintAndLog("Unknown SIMD type. %c", param_getchar_indx(Cmd, 1, iindx));
1007                                                 return 1;
1008                                 }
1009                         }
1010                         iindx++;
1011                 }
1012         }
1013
1014         PrintAndLog("--target block no:%3d, target key type:%c, known target key: 0x%02x%02x%02x%02x%02x%02x%s, file action: %s, Slow: %s, Tests: %d ",
1015                         trgBlockNo,
1016                         trgKeyType?'B':'A',
1017                         trgkey[0], trgkey[1], trgkey[2], trgkey[3], trgkey[4], trgkey[5],
1018                         know_target_key?"":" (not set)",
1019                         nonce_file_write?"write":nonce_file_read?"read":"none",
1020                         slow?"Yes":"No",
1021                         tests);
1022
1023         int16_t isOK = mfnestedhard(blockNo, keyType, key, trgBlockNo, trgKeyType, know_target_key?trgkey:NULL, nonce_file_read, nonce_file_write, slow, tests);
1024
1025         if (isOK) {
1026                 switch (isOK) {
1027                         case 1 : PrintAndLog("Error: No response from Proxmark.\n"); break;
1028                         case 2 : PrintAndLog("Button pressed. Aborted.\n"); break;
1029                         default : break;
1030                 }
1031                 return 2;
1032         }
1033
1034         return 0;
1035 }
1036
1037
1038 int CmdHF14AMfChk(const char *Cmd)
1039 {
1040         if (strlen(Cmd)<3) {
1041                 PrintAndLog("Usage:  hf mf chk <block number>|<*card memory> <key type (A/B/?)> [t|d|s|ss] [<key (12 hex symbols)>] [<dic (*.dic)>]");
1042                 PrintAndLog("          * - all sectors");
1043                 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
1044                 PrintAndLog("d  - write keys to binary file\n");
1045                 PrintAndLog("t  - write keys to emulator memory");
1046                 PrintAndLog("s  - slow execute. timeout 1ms");
1047                 PrintAndLog("ss - very slow execute. timeout 5ms");
1048                 PrintAndLog("      sample: hf mf chk 0 A 1234567890ab keys.dic");
1049                 PrintAndLog("              hf mf chk *1 ? t");
1050                 PrintAndLog("              hf mf chk *1 ? d");
1051                 PrintAndLog("              hf mf chk *1 ? s");
1052                 PrintAndLog("              hf mf chk *1 ? dss");
1053                 return 0;
1054         }
1055
1056         FILE * f;
1057         char filename[FILE_PATH_SIZE]={0};
1058         char buf[13];
1059         uint8_t *keyBlock = NULL, *p;
1060         uint16_t stKeyBlock = 20;
1061
1062         int i, res;
1063         int     keycnt = 0;
1064         char ctmp       = 0x00;
1065         int clen = 0;
1066         uint8_t blockNo = 0;
1067         uint8_t SectorsCnt = 0;
1068         uint8_t keyType = 0;
1069         uint64_t key64 = 0;
1070         // timeout in units. (ms * 106)/10 or us*0.0106
1071         uint8_t btimeout14a = MF_CHKKEYS_DEFTIMEOUT; // fast by default
1072         bool param3InUse = false;
1073
1074         bool transferToEml = 0;
1075         bool createDumpFile = 0;
1076
1077         sector_t *e_sector = NULL;
1078
1079         keyBlock = calloc(stKeyBlock, 6);
1080         if (keyBlock == NULL) return 1;
1081
1082         int defaultKeysSize = MifareDefaultKeysSize;
1083         for (int defaultKeyCounter = 0; defaultKeyCounter < defaultKeysSize; defaultKeyCounter++){
1084                 num_to_bytes(MifareDefaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));
1085         }
1086
1087         if (param_getchar(Cmd, 0)=='*') {
1088                 SectorsCnt = ParamCardSizeSectors(param_getchar(Cmd + 1, 0));
1089         }
1090         else
1091                 blockNo = param_get8(Cmd, 0);
1092
1093         ctmp = param_getchar(Cmd, 1);
1094         clen = param_getlength(Cmd, 1);
1095         if (clen == 1) {
1096                 switch (ctmp) {
1097                 case 'a': case 'A':
1098                         keyType = 0;
1099                         break;
1100                 case 'b': case 'B':
1101                         keyType = 1;
1102                         break;
1103                 case '?':
1104                         keyType = 2;
1105                         break;
1106                 default:
1107                         PrintAndLog("Key type must be A , B or ?");
1108                         free(keyBlock);
1109                         return 1;
1110                 };
1111         }
1112
1113         parseParamTDS(Cmd, 2, &transferToEml, &createDumpFile, &btimeout14a);
1114
1115         param3InUse = transferToEml | createDumpFile | (btimeout14a != MF_CHKKEYS_DEFTIMEOUT);
1116
1117         PrintAndLog("--chk keys. sectors:%2d, block no:%3d, key type:%c, eml:%c, dmp=%c checktimeout=%d us",
1118                         SectorsCnt, blockNo, keyType?'B':'A', transferToEml?'y':'n', createDumpFile?'y':'n', ((int)btimeout14a * 10000) / 106);
1119
1120         for (i = param3InUse; param_getchar(Cmd, 2 + i); i++) {
1121                 if (!param_gethex(Cmd, 2 + i, keyBlock + 6 * keycnt, 12)) {
1122                         if ( stKeyBlock - keycnt < 2) {
1123                                 p = realloc(keyBlock, 6*(stKeyBlock+=10));
1124                                 if (!p) {
1125                                         PrintAndLog("Cannot allocate memory for Keys");
1126                                         free(keyBlock);
1127                                         return 2;
1128                                 }
1129                                 keyBlock = p;
1130                         }
1131                         PrintAndLog("chk key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
1132                         (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
1133                         (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4],     (keyBlock + 6*keycnt)[5], 6);
1134                         keycnt++;
1135                 } else {
1136                         // May be a dic file
1137                         if ( param_getstr(Cmd, 2 + i, filename, sizeof(filename)) >= FILE_PATH_SIZE ) {
1138                                 PrintAndLog("File name too long");
1139                                 free(keyBlock);
1140                                 return 2;
1141                         }
1142
1143                         if ( (f = fopen( filename , "r")) ) {
1144                                 while( fgets(buf, sizeof(buf), f) ){
1145                                         if (strlen(buf) < 12 || buf[11] == '\n')
1146                                                 continue;
1147
1148                                         while (fgetc(f) != '\n' && !feof(f)) ;  //goto next line
1149
1150                                         if( buf[0]=='#' ) continue;     //The line start with # is comment, skip
1151
1152                                         if (!isxdigit((unsigned char)buf[0])){
1153                                                 PrintAndLog("File content error. '%s' must include 12 HEX symbols",buf);
1154                                                 continue;
1155                                         }
1156
1157                                         buf[12] = 0;
1158
1159                                         if ( stKeyBlock - keycnt < 2) {
1160                                                 p = realloc(keyBlock, 6*(stKeyBlock+=10));
1161                                                 if (!p) {
1162                                                         PrintAndLog("Cannot allocate memory for defKeys");
1163                                                         free(keyBlock);
1164                                                         fclose(f);
1165                                                         return 2;
1166                                                 }
1167                                                 keyBlock = p;
1168                                         }
1169                                         memset(keyBlock + 6 * keycnt, 0, 6);
1170                                         num_to_bytes(strtoll(buf, NULL, 16), 6, keyBlock + 6*keycnt);
1171                                         PrintAndLog("chk custom key[%2d] %012" PRIx64 , keycnt, bytes_to_num(keyBlock + 6*keycnt, 6));
1172                                         keycnt++;
1173                                         memset(buf, 0, sizeof(buf));
1174                                 }
1175                                 fclose(f);
1176                         } else {
1177                                 PrintAndLog("File: %s: not found or locked.", filename);
1178                                 free(keyBlock);
1179                                 return 1;
1180
1181                         }
1182                 }
1183         }
1184
1185         // fill with default keys
1186         if (keycnt == 0) {
1187                 PrintAndLog("No key specified, trying default keys");
1188                 for (;keycnt < defaultKeysSize; keycnt++)
1189                         PrintAndLog("chk default key[%2d] %02x%02x%02x%02x%02x%02x", keycnt,
1190                                 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
1191                                 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4],     (keyBlock + 6*keycnt)[5], 6);
1192         }
1193
1194         // initialize storage for found keys
1195         e_sector = calloc(SectorsCnt, sizeof(sector_t));
1196         if (e_sector == NULL) {
1197                 free(keyBlock);
1198                 return 1;
1199         }
1200         for (uint8_t keyAB = 0; keyAB < 2; keyAB++) {
1201                 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
1202                         e_sector[sectorNo].Key[keyAB] = 0xffffffffffff;
1203                         e_sector[sectorNo].foundKey[keyAB] = 0;
1204                 }
1205         }
1206         printf("\n");
1207
1208         bool foundAKey = false;
1209         uint32_t max_keys = keycnt > USB_CMD_DATA_SIZE / 6 ? USB_CMD_DATA_SIZE / 6 : keycnt;
1210         if (SectorsCnt) {
1211                 PrintAndLog("To cancel this operation press the button on the proxmark...");
1212                 printf("--");
1213                 for (uint32_t c = 0; c < keycnt; c += max_keys) {
1214
1215                         uint32_t size = keycnt-c > max_keys ? max_keys : keycnt-c;
1216                         res = mfCheckKeysSec(SectorsCnt, keyType, btimeout14a, true, size, &keyBlock[6 * c], e_sector); // timeout is (ms * 106)/10 or us*0.0106
1217
1218                         if (res != 1) {
1219                                 if (!res) {
1220                                         printf("o");
1221                                         foundAKey = true;
1222                                 } else {
1223                                         printf(".");
1224                                 }
1225                         } else {
1226                                 printf("\n");
1227                                 PrintAndLog("Command execute timeout");
1228                         }
1229                 }
1230         } else {
1231                 int keyAB = keyType;
1232                 do {
1233                         for (uint32_t c = 0; c < keycnt; c+=max_keys) {
1234
1235                                 uint32_t size = keycnt-c > max_keys ? max_keys : keycnt-c;
1236                                 res = mfCheckKeys(blockNo, keyAB & 0x01, true, size, &keyBlock[6 * c], &key64);
1237
1238                                 if (res != 1) {
1239                                         if (!res) {
1240                                                 PrintAndLog("Found valid key:[%d:%c]%012" PRIx64, blockNo, (keyAB & 0x01)?'B':'A', key64);
1241                                                 foundAKey = true;
1242                                         }
1243                                 } else {
1244                                         PrintAndLog("Command execute timeout");
1245                                 }
1246                         }
1247                 } while(--keyAB > 0);
1248         }
1249
1250         // print result
1251         if (foundAKey) {
1252                 if (SectorsCnt) {
1253                         PrintAndLog("");
1254                         PrintAndLog("|---|----------------|---|----------------|---|");
1255                         PrintAndLog("|sec|key A           |res|key B           |res|");
1256                         PrintAndLog("|---|----------------|---|----------------|---|");
1257                         for (i = 0; i < SectorsCnt; i++) {
1258                                 PrintAndLog("|%03d|  %012" PRIx64 "  | %d |  %012" PRIx64 "  | %d |", i,
1259                                         e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]);
1260                         }
1261                         PrintAndLog("|---|----------------|---|----------------|---|");
1262                 }
1263         } else {
1264                 PrintAndLog("");
1265                 PrintAndLog("No valid keys found.");
1266         }
1267
1268         if (transferToEml) {
1269                 uint8_t block[16];
1270                 for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
1271                         if (e_sector[sectorNo].foundKey[0] || e_sector[sectorNo].foundKey[1]) {
1272                                 mfEmlGetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
1273                                 for (uint16_t t = 0; t < 2; t++) {
1274                                         if (e_sector[sectorNo].foundKey[t]) {
1275                                                 num_to_bytes(e_sector[sectorNo].Key[t], 6, block + t * 10);
1276                                         }
1277                                 }
1278                                 mfEmlSetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1);
1279                         }
1280                 }
1281                 PrintAndLog("Found keys have been transferred to the emulator memory");
1282         }
1283
1284         if (createDumpFile) {
1285                 FILE *fkeys = fopen("dumpkeys.bin","wb");
1286                 if (fkeys == NULL) {
1287                         PrintAndLog("Could not create file dumpkeys.bin");
1288                         free(e_sector);
1289                         free(keyBlock);
1290                         return 1;
1291                 }
1292                 uint8_t mkey[6];
1293                 for (uint8_t t = 0; t < 2; t++) {
1294                         for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) {
1295                                 num_to_bytes(e_sector[sectorNo].Key[t], 6, mkey);
1296                                 fwrite(mkey, 1, 6, fkeys);
1297                         }
1298                 }
1299                 fclose(fkeys);
1300                 PrintAndLog("Found keys have been dumped to file dumpkeys.bin. 0xffffffffffff has been inserted for unknown keys.");
1301         }
1302
1303         free(e_sector);
1304         free(keyBlock);
1305         PrintAndLog("");
1306         return 0;
1307 }
1308
1309 void readerAttack(nonces_t ar_resp[], bool setEmulatorMem, bool doStandardAttack) {
1310         #define ATTACK_KEY_COUNT 7 // keep same as define in iso14443a.c -> Mifare1ksim()
1311                                    // cannot be more than 7 or it will overrun c.d.asBytes(512)
1312         uint64_t key = 0;
1313         typedef struct {
1314                         uint64_t keyA;
1315                         uint64_t keyB;
1316         } st_t;
1317         st_t sector_trailer[ATTACK_KEY_COUNT];
1318         memset(sector_trailer, 0x00, sizeof(sector_trailer));
1319
1320         uint8_t stSector[ATTACK_KEY_COUNT];
1321         memset(stSector, 0x00, sizeof(stSector));
1322         uint8_t key_cnt[ATTACK_KEY_COUNT];
1323         memset(key_cnt, 0x00, sizeof(key_cnt));
1324
1325         for (uint8_t i = 0; i<ATTACK_KEY_COUNT; i++) {
1326                 if (ar_resp[i].ar2 > 0) {
1327                         //PrintAndLog("DEBUG: Trying sector %d, cuid %08x, nt %08x, ar %08x, nr %08x, ar2 %08x, nr2 %08x",ar_resp[i].sector, ar_resp[i].cuid,ar_resp[i].nonce,ar_resp[i].ar,ar_resp[i].nr,ar_resp[i].ar2,ar_resp[i].nr2);
1328                         if (doStandardAttack && mfkey32(ar_resp[i], &key)) {
1329                                 PrintAndLog("  Found Key%s for sector %02d: [%04x%08x]", (ar_resp[i].keytype) ? "B" : "A", ar_resp[i].sector, (uint32_t) (key>>32), (uint32_t) (key &0xFFFFFFFF));
1330
1331                                 for (uint8_t ii = 0; ii<ATTACK_KEY_COUNT; ii++) {
1332                                         if (key_cnt[ii]==0 || stSector[ii]==ar_resp[i].sector) {
1333                                                 if (ar_resp[i].keytype==0) {
1334                                                         //keyA
1335                                                         sector_trailer[ii].keyA = key;
1336                                                         stSector[ii] = ar_resp[i].sector;
1337                                                         key_cnt[ii]++;
1338                                                         break;
1339                                                 } else {
1340                                                         //keyB
1341                                                         sector_trailer[ii].keyB = key;
1342                                                         stSector[ii] = ar_resp[i].sector;
1343                                                         key_cnt[ii]++;
1344                                                         break;
1345                                                 }
1346                                         }
1347                                 }
1348                         } else if (mfkey32_moebius(ar_resp[i+ATTACK_KEY_COUNT], &key)) {
1349                                 uint8_t sectorNum = ar_resp[i+ATTACK_KEY_COUNT].sector;
1350                                 uint8_t keyType = ar_resp[i+ATTACK_KEY_COUNT].keytype;
1351
1352                                 PrintAndLog("M-Found Key%s for sector %02d: [%012" PRIx64 "]"
1353                                         , keyType ? "B" : "A"
1354                                         , sectorNum
1355                                         , key
1356                                 );
1357
1358                                 for (uint8_t ii = 0; ii<ATTACK_KEY_COUNT; ii++) {
1359                                         if (key_cnt[ii]==0 || stSector[ii]==sectorNum) {
1360                                                 if (keyType==0) {
1361                                                         //keyA
1362                                                         sector_trailer[ii].keyA = key;
1363                                                         stSector[ii] = sectorNum;
1364                                                         key_cnt[ii]++;
1365                                                         break;
1366                                                 } else {
1367                                                         //keyB
1368                                                         sector_trailer[ii].keyB = key;
1369                                                         stSector[ii] = sectorNum;
1370                                                         key_cnt[ii]++;
1371                                                         break;
1372                                                 }
1373                                         }
1374                                 }
1375                                 continue;
1376                         }
1377                 }
1378         }
1379         //set emulator memory for keys
1380         if (setEmulatorMem) {
1381                 for (uint8_t i = 0; i<ATTACK_KEY_COUNT; i++) {
1382                         if (key_cnt[i]>0) {
1383                                 uint8_t memBlock[16];
1384                                 memset(memBlock, 0x00, sizeof(memBlock));
1385                                 char cmd1[36];
1386                                 memset(cmd1,0x00,sizeof(cmd1));
1387                                 snprintf(cmd1,sizeof(cmd1),"%04x%08xFF078069%04x%08x",(uint32_t) (sector_trailer[i].keyA>>32), (uint32_t) (sector_trailer[i].keyA &0xFFFFFFFF),(uint32_t) (sector_trailer[i].keyB>>32), (uint32_t) (sector_trailer[i].keyB &0xFFFFFFFF));
1388                                 PrintAndLog("Setting Emulator Memory Block %02d: [%s]",stSector[i]*4+3, cmd1);
1389                                 if (param_gethex(cmd1, 0, memBlock, 32)) {
1390                                         PrintAndLog("block data must include 32 HEX symbols");
1391                                         return;
1392                                 }
1393
1394                                 UsbCommand c = {CMD_MIFARE_EML_MEMSET, {(stSector[i]*4+3), 1, 0}};
1395                                 memcpy(c.d.asBytes, memBlock, 16);
1396                                 clearCommandBuffer();
1397                                 SendCommand(&c);
1398                         }
1399                 }
1400         }
1401         /*
1402         //un-comment to use as well moebius attack
1403         for (uint8_t i = ATTACK_KEY_COUNT; i<ATTACK_KEY_COUNT*2; i++) {
1404                 if (ar_resp[i].ar2 > 0) {
1405                         if (tryMfk32_moebius(ar_resp[i], &key)) {
1406                                 PrintAndLog("M-Found Key%s for sector %02d: [%04x%08x]", (ar_resp[i].keytype) ? "B" : "A", ar_resp[i].sector, (uint32_t) (key>>32), (uint32_t) (key &0xFFFFFFFF));
1407                         }
1408                 }
1409         }*/
1410 }
1411
1412 int usage_hf14_mf1ksim(void) {
1413         PrintAndLog("Usage:  hf mf sim h u <uid (8, 14, or 20 hex symbols)> n <numreads> i x");
1414         PrintAndLog("options:");
1415         PrintAndLog("      h    this help");
1416         PrintAndLog("      u    (Optional) UID 4,7 or 10 bytes. If not specified, the UID 4B from emulator memory will be used");
1417         PrintAndLog("      n    (Optional) Automatically exit simulation after <numreads> blocks have been read by reader. 0 = infinite");
1418         PrintAndLog("      i    (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted");
1419         PrintAndLog("      x    (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)");
1420         PrintAndLog("      e    (Optional) set keys found from 'reader attack' to emulator memory (implies x and i)");
1421         PrintAndLog("      f    (Optional) get UIDs to use for 'reader attack' from file 'f <filename.txt>' (implies x and i)");
1422         PrintAndLog("      r    (Optional) Generate random nonces instead of sequential nonces. Standard reader attack won't work with this option, only moebius attack works.");
1423         PrintAndLog("samples:");
1424         PrintAndLog("           hf mf sim u 0a0a0a0a");
1425         PrintAndLog("           hf mf sim u 11223344556677");
1426         PrintAndLog("           hf mf sim u 112233445566778899AA");
1427         PrintAndLog("           hf mf sim f uids.txt");
1428         PrintAndLog("           hf mf sim u 0a0a0a0a e");
1429
1430         return 0;
1431 }
1432
1433 int CmdHF14AMf1kSim(const char *Cmd) {
1434         UsbCommand resp;
1435         uint8_t uid[10] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
1436         uint8_t exitAfterNReads = 0;
1437         uint8_t flags = 0;
1438         int uidlen = 0;
1439         uint8_t pnr = 0;
1440         bool setEmulatorMem = false;
1441         bool attackFromFile = false;
1442         FILE *f;
1443         char filename[FILE_PATH_SIZE];
1444         memset(filename, 0x00, sizeof(filename));
1445         int len = 0;
1446         char buf[64];
1447
1448         uint8_t cmdp = 0;
1449         bool errors = false;
1450
1451         while(param_getchar(Cmd, cmdp) != 0x00) {
1452                 switch(param_getchar(Cmd, cmdp)) {
1453                 case 'e':
1454                 case 'E':
1455                         setEmulatorMem = true;
1456                         //implies x and i
1457                         flags |= FLAG_INTERACTIVE;
1458                         flags |= FLAG_NR_AR_ATTACK;
1459                         cmdp++;
1460                         break;
1461                 case 'f':
1462                 case 'F':
1463                         len = param_getstr(Cmd, cmdp+1, filename, sizeof(filename));
1464                         if (len < 1) {
1465                                 PrintAndLog("error no filename found");
1466                                 return 0;
1467                         }
1468                         attackFromFile = true;
1469                         //implies x and i
1470                         flags |= FLAG_INTERACTIVE;
1471                         flags |= FLAG_NR_AR_ATTACK;
1472                         cmdp += 2;
1473                         break;
1474                 case 'h':
1475                 case 'H':
1476                         return usage_hf14_mf1ksim();
1477                 case 'i':
1478                 case 'I':
1479                         flags |= FLAG_INTERACTIVE;
1480                         cmdp++;
1481                         break;
1482                 case 'n':
1483                 case 'N':
1484                         exitAfterNReads = param_get8(Cmd, pnr+1);
1485                         cmdp += 2;
1486                         break;
1487                 case 'r':
1488                 case 'R':
1489                         flags |= FLAG_RANDOM_NONCE;
1490                         cmdp++;
1491                         break;
1492                 case 'u':
1493                 case 'U':
1494                         param_gethex_ex(Cmd, cmdp+1, uid, &uidlen);
1495                         switch(uidlen) {
1496                                 case 20: flags = FLAG_10B_UID_IN_DATA;  break; //not complete
1497                                 case 14: flags = FLAG_7B_UID_IN_DATA; break;
1498                                 case  8: flags = FLAG_4B_UID_IN_DATA; break;
1499                                 default: return usage_hf14_mf1ksim();
1500                         }
1501                         cmdp += 2;
1502                         break;
1503                 case 'x':
1504                 case 'X':
1505                         flags |= FLAG_NR_AR_ATTACK;
1506                         cmdp++;
1507                         break;
1508                 default:
1509                         PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1510                         errors = true;
1511                         break;
1512                 }
1513                 if(errors) break;
1514         }
1515         //Validations
1516         if(errors) return usage_hf14_mf1ksim();
1517
1518         //get uid from file
1519         if (attackFromFile) {
1520                 int count = 0;
1521                 // open file
1522                 f = fopen(filename, "r");
1523                 if (f == NULL) {
1524                         PrintAndLog("File %s not found or locked", filename);
1525                         return 1;
1526                 }
1527                 PrintAndLog("Loading file and simulating. Press keyboard to abort");
1528                 while(!feof(f) && !ukbhit()){
1529                         memset(buf, 0, sizeof(buf));
1530                         memset(uid, 0, sizeof(uid));
1531
1532                         if (fgets(buf, sizeof(buf), f) == NULL) {
1533                                 if (count > 0) break;
1534
1535                                 PrintAndLog("File reading error.");
1536                                 fclose(f);
1537                                 return 2;
1538                         }
1539                         if(!strlen(buf) && feof(f)) break;
1540
1541                         uidlen = strlen(buf)-1;
1542                         switch(uidlen) {
1543                                 case 20: flags |= FLAG_10B_UID_IN_DATA; break; //not complete
1544                                 case 14: flags |= FLAG_7B_UID_IN_DATA; break;
1545                                 case  8: flags |= FLAG_4B_UID_IN_DATA; break;
1546                                 default:
1547                                         PrintAndLog("uid in file wrong length at %d (length: %d) [%s]",count, uidlen, buf);
1548                                         fclose(f);
1549                                         return 2;
1550                         }
1551
1552                         for (uint8_t i = 0; i < uidlen; i += 2) {
1553                                 sscanf(&buf[i], "%02x", (unsigned int *)&uid[i / 2]);
1554                         }
1555
1556                         PrintAndLog("mf 1k sim uid: %s, numreads:%d, flags:%d (0x%02x) - press button to abort",
1557                                         flags & FLAG_4B_UID_IN_DATA ? sprint_hex(uid,4):
1558                                                 flags & FLAG_7B_UID_IN_DATA     ? sprint_hex(uid,7):
1559                                                         flags & FLAG_10B_UID_IN_DATA ? sprint_hex(uid,10): "N/A"
1560                                         , exitAfterNReads, flags, flags);
1561
1562                         UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}};
1563                         memcpy(c.d.asBytes, uid, sizeof(uid));
1564                         clearCommandBuffer();
1565                         SendCommand(&c);
1566
1567                         while(! WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1568                                 //We're waiting only 1.5 s at a time, otherwise we get the
1569                                 // annoying message about "Waiting for a response... "
1570                         }
1571                         //got a response
1572                         nonces_t ar_resp[ATTACK_KEY_COUNT*2];
1573                         memcpy(ar_resp, resp.d.asBytes, sizeof(ar_resp));
1574                         // We can skip the standard attack if we have RANDOM_NONCE set.
1575                         readerAttack(ar_resp, setEmulatorMem, !(flags & FLAG_RANDOM_NONCE));
1576                         if ((bool)resp.arg[1]) {
1577                                 PrintAndLog("Device button pressed - quitting");
1578                                 fclose(f);
1579                                 return 4;
1580                         }
1581                         count++;
1582                 }
1583                 fclose(f);
1584         } else { //not from file
1585
1586                 PrintAndLog("mf 1k sim uid: %s, numreads:%d, flags:%d (0x%02x) ",
1587                                 flags & FLAG_4B_UID_IN_DATA ? sprint_hex(uid,4):
1588                                         flags & FLAG_7B_UID_IN_DATA     ? sprint_hex(uid,7):
1589                                                 flags & FLAG_10B_UID_IN_DATA ? sprint_hex(uid,10): "N/A"
1590                                 , exitAfterNReads, flags, flags);
1591
1592                 UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}};
1593                 memcpy(c.d.asBytes, uid, sizeof(uid));
1594                 clearCommandBuffer();
1595                 SendCommand(&c);
1596
1597                 if(flags & FLAG_INTERACTIVE) {
1598                         PrintAndLog("Press pm3-button to abort simulation");
1599                         while(! WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1600                                 //We're waiting only 1.5 s at a time, otherwise we get the
1601                                 // annoying message about "Waiting for a response... "
1602                         }
1603                         //got a response
1604                         if (flags & FLAG_NR_AR_ATTACK) {
1605                                 nonces_t ar_resp[ATTACK_KEY_COUNT*2];
1606                                 memcpy(ar_resp, resp.d.asBytes, sizeof(ar_resp));
1607                                 // We can skip the standard attack if we have RANDOM_NONCE set.
1608                                 readerAttack(ar_resp, setEmulatorMem, !(flags & FLAG_RANDOM_NONCE));
1609                         }
1610                 }
1611         }
1612
1613         return 0;
1614 }
1615
1616 int CmdHF14AMfDbg(const char *Cmd)
1617 {
1618         int dbgMode = param_get32ex(Cmd, 0, 0, 10);
1619         if (dbgMode > 4) {
1620                 PrintAndLog("Max debug mode parameter is 4 \n");
1621         }
1622
1623         if (strlen(Cmd) < 1 || !param_getchar(Cmd, 0) || dbgMode > 4) {
1624                 PrintAndLog("Usage:  hf mf dbg  <debug level>");
1625                 PrintAndLog(" 0 - no debug messages");
1626                 PrintAndLog(" 1 - error messages");
1627                 PrintAndLog(" 2 - plus information messages");
1628                 PrintAndLog(" 3 - plus debug messages");
1629                 PrintAndLog(" 4 - print even debug messages in timing critical functions");
1630                 PrintAndLog("     Note: this option therefore may cause malfunction itself");
1631                 return 0;
1632         }
1633
1634   UsbCommand c = {CMD_MIFARE_SET_DBGMODE, {dbgMode, 0, 0}};
1635   SendCommand(&c);
1636
1637   return 0;
1638 }
1639
1640 int CmdHF14AMfEGet(const char *Cmd)
1641 {
1642         uint8_t blockNo = 0;
1643         uint8_t data[16] = {0x00};
1644
1645         if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1646                 PrintAndLog("Usage:  hf mf eget <block number>");
1647                 PrintAndLog(" sample: hf mf eget 0 ");
1648                 return 0;
1649         }
1650
1651         blockNo = param_get8(Cmd, 0);
1652
1653         PrintAndLog(" ");
1654         if (!mfEmlGetMem(data, blockNo, 1)) {
1655                 PrintAndLog("data[%3d]:%s", blockNo, sprint_hex(data, 16));
1656         } else {
1657                 PrintAndLog("Command execute timeout");
1658         }
1659
1660   return 0;
1661 }
1662
1663 int CmdHF14AMfEClear(const char *Cmd)
1664 {
1665         if (param_getchar(Cmd, 0) == 'h') {
1666                 PrintAndLog("Usage:  hf mf eclr");
1667                 PrintAndLog("It set card emulator memory to empty data blocks and key A/B FFFFFFFFFFFF \n");
1668                 return 0;
1669         }
1670
1671   UsbCommand c = {CMD_MIFARE_EML_MEMCLR, {0, 0, 0}};
1672   SendCommand(&c);
1673   return 0;
1674 }
1675
1676
1677 int CmdHF14AMfESet(const char *Cmd)
1678 {
1679         uint8_t memBlock[16];
1680         uint8_t blockNo = 0;
1681
1682         memset(memBlock, 0x00, sizeof(memBlock));
1683
1684         if (strlen(Cmd) < 3 || param_getchar(Cmd, 0) == 'h') {
1685                 PrintAndLog("Usage:  hf mf eset <block number> <block data (32 hex symbols)>");
1686                 PrintAndLog(" sample: hf mf eset 1 000102030405060708090a0b0c0d0e0f ");
1687                 return 0;
1688         }
1689
1690         blockNo = param_get8(Cmd, 0);
1691
1692         if (param_gethex(Cmd, 1, memBlock, 32)) {
1693                 PrintAndLog("block data must include 32 HEX symbols");
1694                 return 1;
1695         }
1696
1697         //  1 - blocks count
1698         return mfEmlSetMem(memBlock, blockNo, 1);
1699 }
1700
1701
1702 int CmdHF14AMfELoad(const char *Cmd)
1703 {
1704         FILE * f;
1705         char filename[FILE_PATH_SIZE];
1706         char *fnameptr = filename;
1707         char buf[64] = {0x00};
1708         uint8_t buf8[64] = {0x00};
1709         int i, len, blockNum, numBlocks;
1710         int nameParamNo = 1;
1711
1712         char ctmp = param_getchar(Cmd, 0);
1713
1714         if ( ctmp == 'h' || ctmp == 0x00) {
1715                 PrintAndLog("It loads emul dump from the file `filename.eml`");
1716                 PrintAndLog("Usage:  hf mf eload [card memory] <file name w/o `.eml`>");
1717                 PrintAndLog("  [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1718                 PrintAndLog("");
1719                 PrintAndLog(" sample: hf mf eload filename");
1720                 PrintAndLog("         hf mf eload 4 filename");
1721                 return 0;
1722         }
1723
1724         switch (ctmp) {
1725                 case '0' : numBlocks = 5*4; break;
1726                 case '1' :
1727                 case '\0': numBlocks = 16*4; break;
1728                 case '2' : numBlocks = 32*4; break;
1729                 case '4' : numBlocks = 256; break;
1730                 default:  {
1731                         numBlocks = 16*4;
1732                         nameParamNo = 0;
1733                 }
1734         }
1735
1736         len = param_getstr(Cmd,nameParamNo,filename,sizeof(filename));
1737
1738         if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;
1739
1740         fnameptr += len;
1741
1742         sprintf(fnameptr, ".eml");
1743
1744         // open file
1745         f = fopen(filename, "r");
1746         if (f == NULL) {
1747                 PrintAndLog("File %s not found or locked", filename);
1748                 return 1;
1749         }
1750
1751         blockNum = 0;
1752         while(!feof(f)){
1753                 memset(buf, 0, sizeof(buf));
1754
1755                 if (fgets(buf, sizeof(buf), f) == NULL) {
1756
1757                         if (blockNum >= numBlocks) break;
1758
1759                         PrintAndLog("File reading error.");
1760                         fclose(f);
1761                         return 2;
1762                 }
1763
1764                 if (strlen(buf) < 32){
1765                         if(strlen(buf) && feof(f))
1766                                 break;
1767                         PrintAndLog("File content error. Block data must include 32 HEX symbols");
1768                         fclose(f);
1769                         return 2;
1770                 }
1771
1772                 for (i = 0; i < 32; i += 2) {
1773                         sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1774                 }
1775
1776                 if (mfEmlSetMem(buf8, blockNum, 1)) {
1777                         PrintAndLog("Cant set emul block: %3d", blockNum);
1778                         fclose(f);
1779                         return 3;
1780                 }
1781                 printf(".");
1782                 blockNum++;
1783
1784                 if (blockNum >= numBlocks) break;
1785         }
1786         fclose(f);
1787         printf("\n");
1788
1789         if ((blockNum != numBlocks)) {
1790                 PrintAndLog("File content error. Got %d must be %d blocks.",blockNum, numBlocks);
1791                 return 4;
1792         }
1793         PrintAndLog("Loaded %d blocks from file: %s", blockNum, filename);
1794         return 0;
1795 }
1796
1797
1798 int CmdHF14AMfESave(const char *Cmd)
1799 {
1800         FILE * f;
1801         char filename[FILE_PATH_SIZE];
1802         char * fnameptr = filename;
1803         uint8_t buf[64];
1804         int i, j, len, numBlocks;
1805         int nameParamNo = 1;
1806
1807         memset(filename, 0, sizeof(filename));
1808         memset(buf, 0, sizeof(buf));
1809
1810         char ctmp = param_getchar(Cmd, 0);
1811
1812         if ( ctmp == 'h' || ctmp == 'H') {
1813                 PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`");
1814                 PrintAndLog(" Usage:  hf mf esave [card memory] [file name w/o `.eml`]");
1815                 PrintAndLog("  [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1816                 PrintAndLog("");
1817                 PrintAndLog(" sample: hf mf esave ");
1818                 PrintAndLog("         hf mf esave 4");
1819                 PrintAndLog("         hf mf esave 4 filename");
1820                 return 0;
1821         }
1822
1823         switch (ctmp) {
1824                 case '0' : numBlocks = 5*4; break;
1825                 case '1' :
1826                 case '\0': numBlocks = 16*4; break;
1827                 case '2' : numBlocks = 32*4; break;
1828                 case '4' : numBlocks = 256; break;
1829                 default:  {
1830                         numBlocks = 16*4;
1831                         nameParamNo = 0;
1832                 }
1833         }
1834
1835         len = param_getstr(Cmd,nameParamNo,filename,sizeof(filename));
1836
1837         if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;
1838
1839         // user supplied filename?
1840         if (len < 1) {
1841                 // get filename (UID from memory)
1842                 if (mfEmlGetMem(buf, 0, 1)) {
1843                         PrintAndLog("Can\'t get UID from block: %d", 0);
1844                         len = sprintf(fnameptr, "dump");
1845                         fnameptr += len;
1846                 }
1847                 else {
1848                         for (j = 0; j < 7; j++, fnameptr += 2)
1849                                 sprintf(fnameptr, "%02X", buf[j]);
1850                 }
1851         } else {
1852                 fnameptr += len;
1853         }
1854
1855         // add file extension
1856         sprintf(fnameptr, ".eml");
1857
1858         // open file
1859         f = fopen(filename, "w+");
1860
1861         if ( !f ) {
1862                 PrintAndLog("Can't open file %s ", filename);
1863                 return 1;
1864         }
1865
1866         // put hex
1867         for (i = 0; i < numBlocks; i++) {
1868                 if (mfEmlGetMem(buf, i, 1)) {
1869                         PrintAndLog("Cant get block: %d", i);
1870                         break;
1871                 }
1872                 for (j = 0; j < 16; j++)
1873                         fprintf(f, "%02X", buf[j]);
1874                 fprintf(f,"\n");
1875         }
1876         fclose(f);
1877
1878         PrintAndLog("Saved %d blocks to file: %s", numBlocks, filename);
1879
1880   return 0;
1881 }
1882
1883
1884 int CmdHF14AMfECFill(const char *Cmd)
1885 {
1886         uint8_t keyType = 0;
1887         uint8_t numSectors = 16;
1888
1889         if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1890                 PrintAndLog("Usage:  hf mf ecfill <key A/B> [card memory]");
1891                 PrintAndLog("  [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1892                 PrintAndLog("");
1893                 PrintAndLog("samples:  hf mf ecfill A");
1894                 PrintAndLog("          hf mf ecfill A 4");
1895                 PrintAndLog("Read card and transfer its data to emulator memory.");
1896                 PrintAndLog("Keys must be laid in the emulator memory. \n");
1897                 return 0;
1898         }
1899
1900         char ctmp = param_getchar(Cmd, 0);
1901         if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
1902                 PrintAndLog("Key type must be A or B");
1903                 return 1;
1904         }
1905         if (ctmp != 'A' && ctmp != 'a') keyType = 1;
1906
1907         ctmp = param_getchar(Cmd, 1);
1908         switch (ctmp) {
1909                 case '0' : numSectors = 5; break;
1910                 case '1' :
1911                 case '\0': numSectors = 16; break;
1912                 case '2' : numSectors = 32; break;
1913                 case '4' : numSectors = 40; break;
1914                 default:   numSectors = 16;
1915         }
1916
1917         printf("--params: numSectors: %d, keyType:%d\n", numSectors, keyType);
1918         UsbCommand c = {CMD_MIFARE_EML_CARDLOAD, {numSectors, keyType, 0}};
1919         SendCommand(&c);
1920         return 0;
1921 }
1922
1923 int CmdHF14AMfEKeyPrn(const char *Cmd)
1924 {
1925         int i;
1926         uint8_t numSectors;
1927         uint8_t data[16];
1928         uint64_t keyA, keyB;
1929
1930         if (param_getchar(Cmd, 0) == 'h') {
1931                 PrintAndLog("It prints the keys loaded in the emulator memory");
1932                 PrintAndLog("Usage:  hf mf ekeyprn [card memory]");
1933                 PrintAndLog("  [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
1934                 PrintAndLog("");
1935                 PrintAndLog(" sample: hf mf ekeyprn 1");
1936                 return 0;
1937         }
1938
1939         char cmdp = param_getchar(Cmd, 0);
1940
1941         switch (cmdp) {
1942                 case '0' : numSectors = 5; break;
1943                 case '1' :
1944                 case '\0': numSectors = 16; break;
1945                 case '2' : numSectors = 32; break;
1946                 case '4' : numSectors = 40; break;
1947                 default:   numSectors = 16;
1948         }
1949
1950         PrintAndLog("|---|----------------|----------------|");
1951         PrintAndLog("|sec|key A           |key B           |");
1952         PrintAndLog("|---|----------------|----------------|");
1953         for (i = 0; i < numSectors; i++) {
1954                 if (mfEmlGetMem(data, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1)) {
1955                         PrintAndLog("error get block %d", FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1);
1956                         break;
1957                 }
1958                 keyA = bytes_to_num(data, 6);
1959                 keyB = bytes_to_num(data + 10, 6);
1960                 PrintAndLog("|%03d|  %012" PRIx64 "  |  %012" PRIx64 "  |", i, keyA, keyB);
1961         }
1962         PrintAndLog("|---|----------------|----------------|");
1963
1964         return 0;
1965 }
1966
1967 int CmdHF14AMfCSetUID(const char *Cmd)
1968 {
1969         uint8_t uid[8] = {0x00};
1970         uint8_t oldUid[8] = {0x00};
1971         uint8_t atqa[2] = {0x00};
1972         uint8_t sak[1] = {0x00};
1973         uint8_t atqaPresent = 0;
1974         int res;
1975
1976         uint8_t needHelp = 0;
1977         char cmdp = 1;
1978
1979         if (param_getchar(Cmd, 0) && param_gethex(Cmd, 0, uid, 8)) {
1980                 PrintAndLog("UID must include 8 HEX symbols");
1981                 return 1;
1982         }
1983
1984         if (param_getlength(Cmd, 1) > 1 && param_getlength(Cmd, 2) >  1) {
1985                 atqaPresent = 1;
1986                 cmdp = 3;
1987
1988                 if (param_gethex(Cmd, 1, atqa, 4)) {
1989                         PrintAndLog("ATQA must include 4 HEX symbols");
1990                         return 1;
1991                 }
1992
1993                 if (param_gethex(Cmd, 2, sak, 2)) {
1994                         PrintAndLog("SAK must include 2 HEX symbols");
1995                         return 1;
1996                 }
1997         }
1998
1999         while(param_getchar(Cmd, cmdp) != 0x00)
2000         {
2001                 switch(param_getchar(Cmd, cmdp))
2002                 {
2003                 case 'h':
2004                 case 'H':
2005                         needHelp = 1;
2006                         break;
2007                 default:
2008                         PrintAndLog("ERROR: Unknown parameter '%c'", param_getchar(Cmd, cmdp));
2009                         needHelp = 1;
2010                         break;
2011                 }
2012                 cmdp++;
2013         }
2014
2015         if (strlen(Cmd) < 1 || needHelp) {
2016                 PrintAndLog("");
2017                 PrintAndLog("Usage:  hf mf csetuid <UID 8 hex symbols> [ATQA 4 hex symbols SAK 2 hex symbols]");
2018                 PrintAndLog("sample:  hf mf csetuid 01020304");
2019                 PrintAndLog("sample:  hf mf csetuid 01020304 0004 08");
2020                 PrintAndLog("Set UID, ATQA, and SAK for magic Chinese card (only works with such cards)");
2021                 return 0;
2022         }
2023
2024         PrintAndLog("uid:%s", sprint_hex(uid, 4));
2025         if (atqaPresent) {
2026                 PrintAndLog("--atqa:%s sak:%02x", sprint_hex(atqa, 2), sak[0]);
2027         }
2028
2029         res = mfCSetUID(uid, (atqaPresent)?atqa:NULL, (atqaPresent)?sak:NULL, oldUid);
2030         if (res) {
2031                         PrintAndLog("Can't set UID. Error=%d", res);
2032                         return 1;
2033                 }
2034
2035         PrintAndLog("old UID:%s", sprint_hex(oldUid, 4));
2036         PrintAndLog("new UID:%s", sprint_hex(uid, 4));
2037         return 0;
2038 }
2039
2040 int CmdHF14AMfCWipe(const char *Cmd)
2041 {
2042         int res, gen = 0;
2043         int numBlocks = 16 * 4;
2044         bool wipeCard = false;
2045         bool fillCard = false;
2046
2047         if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
2048                 PrintAndLog("Usage:  hf mf cwipe [card size] [w] [f]");
2049                 PrintAndLog("sample:  hf mf cwipe 1 w f");
2050                 PrintAndLog("[card size]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
2051                 PrintAndLog("w - Wipe magic Chinese card (only works with gen:1a cards)");
2052                 PrintAndLog("f - Fill the card with default data and keys (works with gen:1a and gen:1b cards only)");
2053                 return 0;
2054         }
2055
2056         gen = mfCIdentify();
2057         if ((gen != 1) && (gen != 2))
2058                 return 1;
2059
2060         numBlocks = ParamCardSizeBlocks(param_getchar(Cmd, 0));
2061
2062         char cmdp = 0;
2063         while(param_getchar(Cmd, cmdp) != 0x00){
2064                 switch(param_getchar(Cmd, cmdp)) {
2065                 case 'w':
2066                 case 'W':
2067                         wipeCard = 1;
2068                         break;
2069                 case 'f':
2070                 case 'F':
2071                         fillCard = 1;
2072                         break;
2073                 default:
2074                         break;
2075                 }
2076                 cmdp++;
2077         }
2078
2079         if (!wipeCard && !fillCard)
2080                 wipeCard = true;
2081
2082         PrintAndLog("--blocks count:%2d wipe:%c fill:%c", numBlocks, (wipeCard)?'y':'n', (fillCard)?'y':'n');
2083
2084         if (gen == 2) {
2085                 /* generation 1b magic card */
2086                 if (wipeCard) {
2087                         PrintAndLog("WARNING: can't wipe magic card 1b generation");
2088                 }
2089                 res = mfCWipe(numBlocks, true, false, fillCard);
2090         } else {
2091                 /* generation 1a magic card by default */
2092                 res = mfCWipe(numBlocks, false, wipeCard, fillCard);
2093         }
2094
2095         if (res) {
2096                 PrintAndLog("Can't wipe. error=%d", res);
2097                 return 1;
2098         }
2099         PrintAndLog("OK");
2100         return 0;
2101 }
2102
2103 int CmdHF14AMfCSetBlk(const char *Cmd)
2104 {
2105         uint8_t memBlock[16] = {0x00};
2106         uint8_t blockNo = 0;
2107         bool wipeCard = false;
2108         int res, gen = 0;
2109
2110         if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
2111                 PrintAndLog("Usage:  hf mf csetblk <block number> <block data (32 hex symbols)> [w]");
2112                 PrintAndLog("sample:  hf mf csetblk 1 01020304050607080910111213141516");
2113                 PrintAndLog("Set block data for magic Chinese card (only works with such cards)");
2114                 PrintAndLog("If you also want wipe the card then add 'w' at the end of the command line");
2115                 return 0;
2116         }
2117
2118         gen = mfCIdentify();
2119         if ((gen != 1) && (gen != 2))
2120                 return 1;
2121
2122         blockNo = param_get8(Cmd, 0);
2123
2124         if (param_gethex(Cmd, 1, memBlock, 32)) {
2125                 PrintAndLog("block data must include 32 HEX symbols");
2126                 return 1;
2127         }
2128
2129         char ctmp = param_getchar(Cmd, 2);
2130         wipeCard = (ctmp == 'w' || ctmp == 'W');
2131         PrintAndLog("--block number:%2d data:%s", blockNo, sprint_hex(memBlock, 16));
2132
2133         if (gen == 2) {
2134                 /* generation 1b magic card */
2135                 res = mfCSetBlock(blockNo, memBlock, NULL, wipeCard, CSETBLOCK_SINGLE_OPER | CSETBLOCK_MAGIC_1B);
2136         } else {
2137                 /* generation 1a magic card by default */
2138                 res = mfCSetBlock(blockNo, memBlock, NULL, wipeCard, CSETBLOCK_SINGLE_OPER);
2139         }
2140
2141         if (res) {
2142                 PrintAndLog("Can't write block. error=%d", res);
2143                 return 1;
2144         }
2145         return 0;
2146 }
2147
2148
2149 int CmdHF14AMfCLoad(const char *Cmd)
2150 {
2151         FILE * f;
2152         char filename[FILE_PATH_SIZE] = {0x00};
2153         char * fnameptr = filename;
2154         char buf[256] = {0x00};
2155         uint8_t buf8[256] = {0x00};
2156         uint8_t fillFromEmulator = 0;
2157         int i, len, blockNum, flags = 0, gen = 0, numblock = 64;
2158
2159         if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
2160                 PrintAndLog("It loads magic Chinese card from the file `filename.eml`");
2161                 PrintAndLog("or from emulator memory (option `e`). 4K card: (option `4`)");
2162                 PrintAndLog("Usage:  hf mf cload [file name w/o `.eml`][e][4]");
2163                 PrintAndLog("   or:  hf mf cload e [4]");
2164                 PrintAndLog("Sample: hf mf cload filename");
2165                 PrintAndLog("        hf mf cload filname 4");
2166                 PrintAndLog("        hf mf cload e");
2167                 PrintAndLog("        hf mf cload e 4");
2168                 return 0;
2169         }
2170
2171         char ctmp = param_getchar(Cmd, 0);
2172         if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
2173         ctmp = param_getchar(Cmd, 1);
2174         if (ctmp == '4') numblock = 256;
2175
2176         gen = mfCIdentify();
2177         PrintAndLog("Loading magic mifare %dK", numblock == 256 ? 4:1);
2178
2179         if (fillFromEmulator) {
2180                 for (blockNum = 0; blockNum < numblock; blockNum += 1) {
2181                         if (mfEmlGetMem(buf8, blockNum, 1)) {
2182                                 PrintAndLog("Cant get block: %d", blockNum);
2183                                 return 2;
2184                         }
2185                         if (blockNum == 0) flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;                               // switch on field and send magic sequence
2186                         if (blockNum == 1) flags = 0;                                                                                                   // just write
2187                         if (blockNum == numblock - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;           // Done. Magic Halt and switch off field.
2188
2189                         if (gen == 2)
2190                                 /* generation 1b magic card */
2191                                 flags |= CSETBLOCK_MAGIC_1B;
2192                         if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
2193                                 PrintAndLog("Cant set magic card block: %d", blockNum);
2194                                 return 3;
2195                         }
2196                 }
2197                 return 0;
2198         } else {
2199                 param_getstr(Cmd, 0, filename, sizeof(filename));
2200
2201                 len = strlen(filename);
2202                 if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;
2203
2204                 //memcpy(filename, Cmd, len);
2205                 fnameptr += len;
2206
2207                 sprintf(fnameptr, ".eml");
2208
2209                 // open file
2210                 f = fopen(filename, "r");
2211                 if (f == NULL) {
2212                         PrintAndLog("File not found or locked.");
2213                         return 1;
2214                 }
2215
2216                 blockNum = 0;
2217                 while(!feof(f)){
2218
2219                         memset(buf, 0, sizeof(buf));
2220
2221                         if (fgets(buf, sizeof(buf), f) == NULL) {
2222                                 fclose(f);
2223                                 PrintAndLog("File reading error.");
2224                                 return 2;
2225                         }
2226
2227                         if (strlen(buf) < 32) {
2228                                 if(strlen(buf) && feof(f))
2229                                         break;
2230                                 PrintAndLog("File content error. Block data must include 32 HEX symbols");
2231                                 fclose(f);
2232                                 return 2;
2233                         }
2234                         for (i = 0; i < 32; i += 2)
2235                                 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
2236
2237                         if (blockNum == 0) flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;                               // switch on field and send magic sequence
2238                         if (blockNum == 1) flags = 0;                                                                                                   // just write
2239                         if (blockNum == numblock - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;           // Done. Switch off field.
2240
2241                         if (gen == 2)
2242                                 /* generation 1b magic card */
2243                                 flags |= CSETBLOCK_MAGIC_1B;
2244                         if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
2245                                 PrintAndLog("Can't set magic card block: %d", blockNum);
2246                                 fclose(f);
2247                                 return 3;
2248                         }
2249                         blockNum++;
2250
2251                         if (blockNum >= numblock) break;  // magic card type - mifare 1K 64 blocks, mifare 4k 256 blocks
2252                 }
2253                 fclose(f);
2254
2255                 //if (blockNum != 16 * 4 && blockNum != 32 * 4 + 8 * 16){
2256                 if (blockNum != numblock){
2257                         PrintAndLog("File content error. There must be %d blocks", numblock);
2258                         return 4;
2259                 }
2260                 PrintAndLog("Loaded from file: %s", filename);
2261                 return 0;
2262         }
2263         return 0;
2264 }
2265
2266 int CmdHF14AMfCGetBlk(const char *Cmd) {
2267         uint8_t memBlock[16];
2268         uint8_t blockNo = 0;
2269         int res, gen = 0;
2270         memset(memBlock, 0x00, sizeof(memBlock));
2271
2272         if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
2273                 PrintAndLog("Usage:  hf mf cgetblk <block number>");
2274                 PrintAndLog("sample:  hf mf cgetblk 1");
2275                 PrintAndLog("Get block data from magic Chinese card (only works with such cards)\n");
2276                 return 0;
2277         }
2278
2279         gen = mfCIdentify();
2280
2281         blockNo = param_get8(Cmd, 0);
2282
2283         PrintAndLog("--block number:%2d ", blockNo);
2284
2285         if (gen == 2) {
2286                 /* generation 1b magic card */
2287                 res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER | CSETBLOCK_MAGIC_1B);
2288         } else {
2289                 /* generation 1a magic card by default */
2290                 res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER);
2291         }
2292         if (res) {
2293                         PrintAndLog("Can't read block. error=%d", res);
2294                         return 1;
2295                 }
2296
2297         PrintAndLog("block data:%s", sprint_hex(memBlock, 16));
2298
2299         if (mfIsSectorTrailer(blockNo)) {
2300                 PrintAndLogEx(NORMAL, "Trailer decoded:");
2301                 PrintAndLogEx(NORMAL, "Key A: %s", sprint_hex_inrow(memBlock, 6));
2302                 PrintAndLogEx(NORMAL, "Key B: %s", sprint_hex_inrow(&memBlock[10], 6));
2303                 int bln = mfFirstBlockOfSector(mfSectorNum(blockNo));
2304                 int blinc = (mfNumBlocksPerSector(mfSectorNum(blockNo)) > 4) ? 5 : 1;
2305                 for (int i = 0; i < 4; i++) {
2306                         PrintAndLogEx(NORMAL, "Access block %d%s: %s", bln, ((blinc > 1) && (i < 3) ? "+" : "") , mfGetAccessConditionsDesc(i, &memBlock[6]));
2307                         bln += blinc;
2308                 }
2309                 PrintAndLogEx(NORMAL, "UserData: %s", sprint_hex_inrow(&memBlock[9], 1));
2310         }
2311
2312         return 0;
2313 }
2314
2315 int CmdHF14AMfCGetSc(const char *Cmd) {
2316         uint8_t memBlock[16] = {0x00};
2317         uint8_t sectorNo = 0;
2318         int i, res, flags, gen = 0, baseblock = 0, sect_size = 4;
2319
2320         if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
2321                 PrintAndLog("Usage:  hf mf cgetsc <sector number>");
2322                 PrintAndLog("sample:  hf mf cgetsc 0");
2323                 PrintAndLog("Get sector data from magic Chinese card (only works with such cards)\n");
2324                 return 0;
2325         }
2326
2327         sectorNo = param_get8(Cmd, 0);
2328
2329         if (sectorNo > 39) {
2330                 PrintAndLog("Sector number must be in [0..15] in MIFARE classic 1k and [0..39] in MIFARE classic 4k.");
2331                 return 1;
2332         }
2333
2334         PrintAndLog("--sector number:%d ", sectorNo);
2335
2336         gen = mfCIdentify();
2337
2338         flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
2339         if (sectorNo < 32 ) {
2340                 baseblock = sectorNo * 4;
2341         } else {
2342                 baseblock = 128 + 16 * (sectorNo - 32);
2343
2344         }
2345         if (sectorNo > 31) sect_size = 16;
2346
2347         for (i = 0; i < sect_size; i++) {
2348                 if (i == 1) flags = 0;
2349                 if (i == sect_size - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
2350
2351                 if (gen == 2)
2352                         /* generation 1b magic card */
2353                         flags |= CSETBLOCK_MAGIC_1B;
2354
2355                 res = mfCGetBlock(baseblock + i, memBlock, flags);
2356                 if (res) {
2357                         PrintAndLog("Can't read block. %d error=%d", baseblock + i, res);
2358                         return 1;
2359                 }
2360
2361                 PrintAndLog("block %3d data:%s", baseblock + i, sprint_hex(memBlock, 16));
2362
2363                 if (mfIsSectorTrailer(baseblock + i)) {
2364                 PrintAndLogEx(NORMAL, "Trailer decoded:");
2365                 PrintAndLogEx(NORMAL, "Key A: %s", sprint_hex_inrow(memBlock, 6));
2366                 PrintAndLogEx(NORMAL, "Key B: %s", sprint_hex_inrow(&memBlock[10], 6));
2367                 int bln = baseblock;
2368                 int blinc = (mfNumBlocksPerSector(sectorNo) > 4) ? 5 : 1;
2369                 for (int i = 0; i < 4; i++) {
2370                         PrintAndLogEx(NORMAL, "Access block %d%s: %s", bln, ((blinc > 1) && (i < 3) ? "+" : "") , mfGetAccessConditionsDesc(i, &memBlock[6]));
2371                         bln += blinc;
2372                 }
2373                 PrintAndLogEx(NORMAL, "UserData: %s", sprint_hex_inrow(&memBlock[9], 1));
2374         }
2375         }
2376         return 0;
2377 }
2378
2379
2380 int CmdHF14AMfCSave(const char *Cmd) {
2381
2382         FILE * f;
2383         char filename[FILE_PATH_SIZE] = {0x00};
2384         char * fnameptr = filename;
2385         uint8_t fillFromEmulator = 0;
2386         uint8_t buf[256] = {0x00};
2387         int i, j, len, flags, gen = 0, numblock = 64;
2388
2389         // memset(filename, 0, sizeof(filename));
2390         // memset(buf, 0, sizeof(buf));
2391
2392         if (param_getchar(Cmd, 0) == 'h') {
2393                 PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`");
2394                 PrintAndLog("or into emulator memory (option `e`). 4K card: (option `4`)");
2395                 PrintAndLog("Usage:  hf mf csave [file name w/o `.eml`][e][4]");
2396                 PrintAndLog("Sample: hf mf csave ");
2397                 PrintAndLog("        hf mf csave filename");
2398                 PrintAndLog("        hf mf csave e");
2399                 PrintAndLog("        hf mf csave 4");
2400                 PrintAndLog("        hf mf csave filename 4");
2401                 PrintAndLog("        hf mf csave e 4");
2402                 return 0;
2403         }
2404
2405         char ctmp = param_getchar(Cmd, 0);
2406         if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
2407         if (ctmp == '4') numblock = 256;
2408         ctmp = param_getchar(Cmd, 1);
2409         if (ctmp == '4') numblock = 256;
2410
2411         gen = mfCIdentify();
2412         PrintAndLog("Saving magic mifare %dK", numblock == 256 ? 4:1);
2413
2414         if (fillFromEmulator) {
2415                 // put into emulator
2416                 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
2417                 for (i = 0; i < numblock; i++) {
2418                         if (i == 1) flags = 0;
2419                         if (i == numblock - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
2420
2421                         if (gen == 2)
2422                                 /* generation 1b magic card */
2423                                 flags |= CSETBLOCK_MAGIC_1B;
2424
2425                         if (mfCGetBlock(i, buf, flags)) {
2426                                 PrintAndLog("Cant get block: %d", i);
2427                                 break;
2428                         }
2429
2430                         if (mfEmlSetMem(buf, i, 1)) {
2431                                 PrintAndLog("Cant set emul block: %d", i);
2432                                 return 3;
2433                         }
2434                 }
2435                 return 0;
2436         } else {
2437                 param_getstr(Cmd, 0, filename, sizeof(filename));
2438
2439                 len = strlen(filename);
2440                 if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;
2441
2442                 ctmp = param_getchar(Cmd, 0);
2443                 if (len < 1 || (ctmp == '4')) {
2444                         // get filename
2445
2446                         flags = CSETBLOCK_SINGLE_OPER;
2447                         if (gen == 2)
2448                                 /* generation 1b magic card */
2449                                 flags |= CSETBLOCK_MAGIC_1B;
2450                         if (mfCGetBlock(0, buf, flags)) {
2451                                 PrintAndLog("Cant get block: %d", 0);
2452                                 len = sprintf(fnameptr, "dump");
2453                                 fnameptr += len;
2454                         }
2455                         else {
2456                                 for (j = 0; j < 7; j++, fnameptr += 2)
2457                                         sprintf(fnameptr, "%02x", buf[j]);
2458                         }
2459                 } else {
2460                         //memcpy(filename, Cmd, len);
2461                         fnameptr += len;
2462                 }
2463
2464                 sprintf(fnameptr, ".eml");
2465
2466                 // open file
2467                 f = fopen(filename, "w+");
2468
2469                 if (f == NULL) {
2470                         PrintAndLog("File not found or locked.");
2471                         return 1;
2472                 }
2473
2474                 // put hex
2475                 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
2476                 for (i = 0; i < numblock; i++) {
2477                         if (i == 1) flags = 0;
2478                         if (i == numblock - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
2479
2480                         if (gen == 2)
2481                                 /* generation 1b magic card */
2482                                 flags |= CSETBLOCK_MAGIC_1B;
2483                         if (mfCGetBlock(i, buf, flags)) {
2484                                 PrintAndLog("Cant get block: %d", i);
2485                                 break;
2486                         }
2487                         for (j = 0; j < 16; j++)
2488                                 fprintf(f, "%02x", buf[j]);
2489                         fprintf(f,"\n");
2490                 }
2491                 fclose(f);
2492
2493                 PrintAndLog("Saved to file: %s", filename);
2494
2495                 return 0;
2496         }
2497 }
2498
2499
2500 int CmdHF14AMfSniff(const char *Cmd){
2501
2502         bool wantLogToFile = 0;
2503         bool wantDecrypt = 0;
2504         //bool wantSaveToEml = 0; TODO
2505         bool wantSaveToEmlFile = 0;
2506
2507         //var
2508         int res = 0;
2509         int len = 0;
2510         int parlen = 0;
2511         int blockLen = 0;
2512         int pckNum = 0;
2513         int num = 0;
2514         uint8_t uid[7];
2515         uint8_t uid_len;
2516         uint8_t atqa[2] = {0x00};
2517         uint8_t sak;
2518         bool isTag;
2519         uint8_t *buf = NULL;
2520         uint16_t bufsize = 0;
2521         uint8_t *bufPtr = NULL;
2522         uint8_t parity[16];
2523
2524         char ctmp = param_getchar(Cmd, 0);
2525         if ( ctmp == 'h' || ctmp == 'H' ) {
2526                 PrintAndLog("It continuously gets data from the field and saves it to: log, emulator, emulator file.");
2527                 PrintAndLog("You can specify:");
2528                 PrintAndLog("    l - save encrypted sequence to logfile `uid.log`");
2529                 PrintAndLog("    d - decrypt sequence and put it to log file `uid.log`");
2530                 PrintAndLog(" n/a   e - decrypt sequence, collect read and write commands and save the result of the sequence to emulator memory");
2531                 PrintAndLog("    f - decrypt sequence, collect read and write commands and save the result of the sequence to emulator dump file `uid.eml`");
2532                 PrintAndLog("Usage:  hf mf sniff [l][d][e][f]");
2533                 PrintAndLog("  sample: hf mf sniff l d e");
2534                 return 0;
2535         }
2536
2537         for (int i = 0; i < 4; i++) {
2538                 ctmp = param_getchar(Cmd, i);
2539                 if (ctmp == 'l' || ctmp == 'L') wantLogToFile = true;
2540                 if (ctmp == 'd' || ctmp == 'D') wantDecrypt = true;
2541                 //if (ctmp == 'e' || ctmp == 'E') wantSaveToEml = true; TODO
2542                 if (ctmp == 'f' || ctmp == 'F') wantSaveToEmlFile = true;
2543         }
2544
2545         printf("-------------------------------------------------------------------------\n");
2546         printf("Executing command. \n");
2547         printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
2548         printf("Press the key on pc keyboard to abort the client.\n");
2549         printf("-------------------------------------------------------------------------\n");
2550
2551         UsbCommand c = {CMD_MIFARE_SNIFFER, {0, 0, 0}};
2552         clearCommandBuffer();
2553         SendCommand(&c);
2554
2555         // wait cycle
2556         while (true) {
2557                 printf(".");
2558                 fflush(stdout);
2559                 if (ukbhit()) {
2560                         getchar();
2561                         printf("\naborted via keyboard!\n");
2562                         break;
2563                 }
2564
2565                 UsbCommand resp;
2566                 if (WaitForResponseTimeoutW(CMD_ACK, &resp, 2000, false)) {
2567                         res = resp.arg[0] & 0xff;
2568                         uint16_t traceLen = resp.arg[1];
2569                         len = resp.arg[2];
2570
2571                         if (res == 0) {                                                         // we are done
2572                                 break;
2573                         }
2574
2575                         if (res == 1) {                                                         // there is (more) data to be transferred
2576                                 if (pckNum == 0) {                                              // first packet, (re)allocate necessary buffer
2577                                         if (traceLen > bufsize || buf == NULL) {
2578                                                 uint8_t *p;
2579                                                 if (buf == NULL) {                              // not yet allocated
2580                                                         p = malloc(traceLen);
2581                                                 } else {                                                // need more memory
2582                                                         p = realloc(buf, traceLen);
2583                                                 }
2584                                                 if (p == NULL) {
2585                                                         PrintAndLog("Cannot allocate memory for trace");
2586                                                         free(buf);
2587                                                         return 2;
2588                                                 }
2589                                                 buf = p;
2590                                         }
2591                                         bufPtr = buf;
2592                                         bufsize = traceLen;
2593                                         memset(buf, 0x00, traceLen);
2594                                 }
2595                                 memcpy(bufPtr, resp.d.asBytes, len);
2596                                 bufPtr += len;
2597                                 pckNum++;
2598                         }
2599
2600                         if (res == 2) {                                                         // received all data, start displaying
2601                                 blockLen = bufPtr - buf;
2602                                 bufPtr = buf;
2603                                 printf(">\n");
2604                                 PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum);
2605                                 while (bufPtr - buf < blockLen) {
2606                                         bufPtr += 6;                                            // skip (void) timing information
2607                                         len = *((uint16_t *)bufPtr);
2608                                         if(len & 0x8000) {
2609                                                 isTag = true;
2610                                                 len &= 0x7fff;
2611                                         } else {
2612                                                 isTag = false;
2613                                         }
2614                                         parlen = (len - 1) / 8 + 1;
2615                                         bufPtr += 2;
2616                                         if ((len == 14) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff) && (bufPtr[12] == 0xff) && (bufPtr[13] == 0xff)) {
2617                                                 memcpy(uid, bufPtr + 2, 7);
2618                                                 memcpy(atqa, bufPtr + 2 + 7, 2);
2619                                                 uid_len = (atqa[0] & 0xC0) == 0x40 ? 7 : 4;
2620                                                 sak = bufPtr[11];
2621                                                 PrintAndLog("tag select uid:%s atqa:0x%02x%02x sak:0x%02x",
2622                                                         sprint_hex(uid + (7 - uid_len), uid_len),
2623                                                         atqa[1],
2624                                                         atqa[0],
2625                                                         sak);
2626                                                 if (wantLogToFile || wantDecrypt) {
2627                                                         FillFileNameByUID(logHexFileName, uid + (7 - uid_len), ".log", uid_len);
2628                                                         AddLogCurrentDT(logHexFileName);
2629                                                 }
2630                                                 if (wantDecrypt)
2631                                                         mfTraceInit(uid, atqa, sak, wantSaveToEmlFile);
2632                                         } else {
2633                                                 oddparitybuf(bufPtr, len, parity);
2634                                                 PrintAndLog("%s(%d):%s [%s] c[%s]%c",
2635                                                         isTag ? "TAG":"RDR",
2636                                                         num,
2637                                                         sprint_hex(bufPtr, len),
2638                                                         printBitsPar(bufPtr + len, len),
2639                                                         printBitsPar(parity, len),
2640                                                         memcmp(bufPtr + len, parity, len / 8 + 1) ? '!' : ' ');
2641                                                 if (wantLogToFile)
2642                                                         AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len);
2643                                                 if (wantDecrypt)
2644                                                         mfTraceDecode(bufPtr, len, bufPtr[len], wantSaveToEmlFile);
2645                                                 num++;
2646                                         }
2647                                         bufPtr += len;
2648                                         bufPtr += parlen;       // ignore parity
2649                                 }
2650                                 pckNum = 0;
2651                         }
2652                 } // resp not NULL
2653         } // while (true)
2654
2655         free(buf);
2656
2657         msleep(300); // wait for exiting arm side.
2658         PrintAndLog("Done.");
2659         return 0;
2660 }
2661
2662 //needs nt, ar, at, Data to decrypt
2663 int CmdDecryptTraceCmds(const char *Cmd){
2664         uint8_t data[50];
2665         int len = 0;
2666         param_gethex_ex(Cmd,3,data,&len);
2667         return tryDecryptWord(param_get32ex(Cmd,0,0,16),param_get32ex(Cmd,1,0,16),param_get32ex(Cmd,2,0,16),data,len/2);
2668 }
2669
2670 int CmdHF14AMfAuth4(const char *cmd) {
2671         uint8_t keyn[20] = {0};
2672         int keynlen = 0;
2673         uint8_t key[16] = {0};
2674         int keylen = 0;
2675
2676         CLIParserInit("hf mf auth4",
2677                 "Executes AES authentication command in ISO14443-4",
2678                 "Usage:\n\thf mf auth4 4000 000102030405060708090a0b0c0d0e0f -> executes authentication\n"
2679                         "\thf mf auth4 9003 FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF -> executes authentication\n");
2680
2681         void* argtable[] = {
2682                 arg_param_begin,
2683                 arg_str1(NULL,  NULL,     "<Key Num (HEX 2 bytes)>", NULL),
2684                 arg_str1(NULL,  NULL,     "<Key Value (HEX 16 bytes)>", NULL),
2685                 arg_param_end
2686         };
2687         CLIExecWithReturn(cmd, argtable, true);
2688
2689         CLIGetHexWithReturn(1, keyn, &keynlen);
2690         CLIGetHexWithReturn(2, key, &keylen);
2691         CLIParserFree();
2692
2693         if (keynlen != 2) {
2694                 PrintAndLog("ERROR: <Key Num> must be 2 bytes long instead of: %d", keynlen);
2695                 return 1;
2696         }
2697
2698         if (keylen != 16) {
2699                 PrintAndLog("ERROR: <Key Value> must be 16 bytes long instead of: %d", keylen);
2700                 return 1;
2701         }
2702
2703         return MifareAuth4(NULL, keyn, key, true, false, true);
2704 }
2705
2706 static command_t CommandTable[] =
2707 {
2708   {"help",             CmdHelp,                 1, "This help"},
2709   {"dbg",              CmdHF14AMfDbg,           0, "Set default debug mode"},
2710   {"rdbl",             CmdHF14AMfRdBl,          0, "Read MIFARE classic block"},
2711   {"rdsc",             CmdHF14AMfRdSc,          0, "Read MIFARE classic sector"},
2712   {"dump",             CmdHF14AMfDump,          0, "Dump MIFARE classic tag to binary file"},
2713   {"restore",          CmdHF14AMfRestore,       0, "Restore MIFARE classic binary file to BLANK tag"},
2714   {"wrbl",             CmdHF14AMfWrBl,          0, "Write MIFARE classic block"},
2715   {"auth4",            CmdHF14AMfAuth4,         0, "ISO14443-4 AES authentication"},
2716   {"chk",              CmdHF14AMfChk,           0, "Test block keys"},
2717   {"mifare",           CmdHF14AMifare,          0, "Read parity error messages."},
2718   {"hardnested",       CmdHF14AMfNestedHard,    0, "Nested attack for hardened Mifare cards"},
2719   {"nested",           CmdHF14AMfNested,        0, "Test nested authentication"},
2720   {"sniff",            CmdHF14AMfSniff,         0, "Sniff card-reader communication"},
2721   {"sim",              CmdHF14AMf1kSim,         0, "Simulate MIFARE card"},
2722   {"eclr",             CmdHF14AMfEClear,        0, "Clear simulator memory block"},
2723   {"eget",             CmdHF14AMfEGet,          0, "Get simulator memory block"},
2724   {"eset",             CmdHF14AMfESet,          0, "Set simulator memory block"},
2725   {"eload",            CmdHF14AMfELoad,         0, "Load from file emul dump"},
2726   {"esave",            CmdHF14AMfESave,         0, "Save to file emul dump"},
2727   {"ecfill",           CmdHF14AMfECFill,        0, "Fill simulator memory with help of keys from simulator"},
2728   {"ekeyprn",          CmdHF14AMfEKeyPrn,       0, "Print keys from simulator memory"},
2729   {"cwipe",            CmdHF14AMfCWipe,         0, "Wipe magic Chinese card"},
2730   {"csetuid",          CmdHF14AMfCSetUID,       0, "Set UID for magic Chinese card"},
2731   {"csetblk",          CmdHF14AMfCSetBlk,       0, "Write block - Magic Chinese card"},
2732   {"cgetblk",          CmdHF14AMfCGetBlk,       0, "Read block - Magic Chinese card"},
2733   {"cgetsc",           CmdHF14AMfCGetSc,        0, "Read sector - Magic Chinese card"},
2734   {"cload",            CmdHF14AMfCLoad,         0, "Load dump into magic Chinese card"},
2735   {"csave",            CmdHF14AMfCSave,         0, "Save dump from magic Chinese card into file or emulator"},
2736   {"decrypt",          CmdDecryptTraceCmds,     1, "[nt] [ar_enc] [at_enc] [data] - to decrypt snoop or trace"},
2737   {NULL,               NULL,                    0, NULL}
2738 };
2739
2740 int CmdHFMF(const char *Cmd)
2741 {
2742         (void)WaitForResponseTimeout(CMD_ACK,NULL,100);
2743         CmdsParse(CommandTable, Cmd);
2744         return 0;
2745 }
2746
2747 int CmdHelp(const char *Cmd)
2748 {
2749   CmdsHelp(CommandTable);
2750   return 0;
2751 }