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

   1 //-----------------------------------------------------------------------------
   2 // Ultralight Code (c) 2013,2014 Midnitesnake & Andy Davies of Pentura
   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 ULTRALIGHT (C) commands
   9 //-----------------------------------------------------------------------------
  10 #include "loclass/des.h"
  11 #include "cmdhfmfu.h"
  12 #include "cmdhfmf.h"
  13 #include "cmdhf14a.h"
  14 #include "mifare.h"
  15 #include "util.h"
  16 #include "protocols.h"
  17 #include "data.h"
  18
  19 #define MAX_UL_BLOCKS     0x0f
  20 #define MAX_ULC_BLOCKS    0x2b
  21 #define MAX_ULEV1a_BLOCKS 0x13
  22 #define MAX_ULEV1b_BLOCKS 0x28
  23 #define MAX_NTAG_203      0x29
  24 #define MAX_NTAG_210      0x13
  25 #define MAX_NTAG_212      0x28
  26 #define MAX_NTAG_213      0x2c
  27 #define MAX_NTAG_215      0x86
  28 #define MAX_NTAG_216      0xe6
  29
  30 #define KEYS_3DES_COUNT 7
  31 uint8_t default_3des_keys[KEYS_3DES_COUNT][16] = {
  32                 { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 },// 3des std key
  33                 { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },// all zeroes
  34                 { 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f },// 0x00-0x0F
  35                 { 0x49,0x45,0x4D,0x4B,0x41,0x45,0x52,0x42,0x21,0x4E,0x41,0x43,0x55,0x4F,0x59,0x46 },// NFC-key
  36                 { 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01 },// all ones
  37                 { 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF },// all FF
  38                 { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xDD,0xEE,0xFF }     // 11 22 33
  39 };
  40
  41 #define KEYS_PWD_COUNT 10
  42 uint8_t default_pwd_pack[KEYS_PWD_COUNT][4] = {
  43         {0xFF,0xFF,0xFF,0xFF}, // PACK 0x00,0x00 -- factory default
  44
  45         {0x4A,0xF8,0x4B,0x19}, // PACK 0xE5,0xBE -- italian bus (sniffed)
  46         {0x33,0x6B,0xA1,0x19}, // PACK 0x9c,0x2d -- italian bus (sniffed)
  47         {0xFF,0x90,0x6C,0xB2}, // PACK 0x12,0x9e -- italian bus (sniffed)
  48         {0x46,0x1c,0xA3,0x19}, // PACK 0xE9,0x5A -- italian bus (sniffed)
  49         {0x35,0x1C,0xD0,0x19}, // PACK 0x9A,0x5a -- italian bus (sniffed)
  50
  51         {0x05,0x22,0xE6,0xB4}, // PACK 0x80,0x80 -- Amiiboo (sniffed) pikachu-b UID:
  52         {0x7E,0x22,0xE6,0xB4}, // PACK 0x80,0x80 -- AMiiboo (sniffed)
  53         {0x02,0xE1,0xEE,0x36}, // PACK 0x80,0x80 -- AMiiboo (sniffed) sonic UID:  04d257 7ae33e8027
  54         {0x32,0x0C,0x16,0x17}, // PACK 0x80,0x80 -- AMiiboo (sniffed)
  55 };
  56
  57 #define MAX_UL_TYPES 16
  58 uint16_t UL_TYPES_ARRAY[MAX_UL_TYPES] = {UNKNOWN, UL, UL_C, UL_EV1_48, UL_EV1_128, NTAG, NTAG_203,
  59             NTAG_210, NTAG_212, NTAG_213, NTAG_215, NTAG_216, MY_D, MY_D_NFC, MY_D_MOVE, MY_D_MOVE_NFC};
  60
  61 uint8_t UL_MEMORY_ARRAY[MAX_UL_TYPES] = {MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_ULC_BLOCKS, MAX_ULEV1a_BLOCKS,
  62             MAX_ULEV1b_BLOCKS, MAX_NTAG_203, MAX_NTAG_203, MAX_NTAG_210, MAX_NTAG_212, MAX_NTAG_213,
  63             MAX_NTAG_215, MAX_NTAG_216, MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_UL_BLOCKS};
  64
  65
  66 static int CmdHelp(const char *Cmd);
  67
  68 char *getProductTypeStr( uint8_t id){
  69
  70         static char buf[20];
  71         char *retStr = buf;
  72
  73         switch(id) {
  74                 case 3: sprintf(retStr, "%02X, Ultralight", id); break;
  75                 case 4: sprintf(retStr, "%02X, NTAG", id); break;
  76                 default: sprintf(retStr, "%02X, unknown", id); break;
  77         }
  78         return buf;
  79 }
  80
  81 /*
  82   The 7 MSBits (=n) code the storage size itself based on 2^n,
  83   the LSBit is set to '0' if the size is exactly 2^n
  84   and set to '1' if the storage size is between 2^n and 2^(n+1).
  85 */
  86 char *getUlev1CardSizeStr( uint8_t fsize ){
  87
  88         static char buf[40];
  89         char *retStr = buf;
  90         memset(buf, 0, sizeof(buf));
  91
  92         uint16_t usize = 1 << ((fsize >>1) + 1);
  93         uint16_t lsize = 1 << (fsize >>1);
  94
  95         // is  LSB set?
  96         if (  fsize & 1 )
  97                 sprintf(retStr, "%02X, (%u <-> %u bytes)",fsize, usize, lsize);
  98         else
  99                 sprintf(retStr, "%02X, (%u bytes)", fsize, lsize);
 100         return buf;
 101 }
 102
 103 static void ul_switch_on_field(void) {
 104         UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
 105         clearCommandBuffer();
 106         SendCommand(&c);
 107 }
 108
 109 void ul_switch_off_field(void) {
 110         UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
 111         clearCommandBuffer();
 112         SendCommand(&c);
 113 }
 114
 115 static int ul_send_cmd_raw( uint8_t *cmd, uint8_t cmdlen, uint8_t *response, uint16_t responseLength ) {
 116         UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT | ISO14A_APPEND_CRC, cmdlen, 0}};
 117         memcpy(c.d.asBytes, cmd, cmdlen);
 118         clearCommandBuffer();
 119         SendCommand(&c);
 120         UsbCommand resp;
 121         if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
 122         if (!resp.arg[0] && responseLength) return -1;
 123
 124         uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength;
 125         memcpy(response, resp.d.asBytes, resplen);
 126         return resplen;
 127 }
 128 /*
 129 static int ul_send_cmd_raw_crc( uint8_t *cmd, uint8_t cmdlen, uint8_t *response, uint16_t responseLength, bool append_crc ) {
 130         UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT , cmdlen, 0}};
 131         if (append_crc)
 132                 c.arg[0] |= ISO14A_APPEND_CRC;
 133
 134         memcpy(c.d.asBytes, cmd, cmdlen);
 135         clearCommandBuffer();
 136         SendCommand(&c);
 137         UsbCommand resp;
 138         if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
 139         if (!resp.arg[0] && responseLength) return -1;
 140
 141         uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength;
 142         memcpy(response, resp.d.asBytes, resplen);
 143         return resplen;
 144 }
 145 */
 146 static int ul_select( iso14a_card_select_t *card ){
 147
 148         ul_switch_on_field();
 149
 150         UsbCommand resp;
 151         bool ans = false;
 152         ans = WaitForResponseTimeout(CMD_ACK, &resp, 1500);
 153         if (!ans || resp.arg[0] < 1) {
 154                 PrintAndLog("iso14443a card select failed");
 155                 ul_switch_off_field();
 156                 return 0;
 157         }
 158
 159         memcpy(card, resp.d.asBytes, sizeof(iso14a_card_select_t));
 160         return 1;
 161 }
 162
 163 // This read command will at least return 16bytes.
 164 static int ul_read( uint8_t page, uint8_t *response, uint16_t responseLength ){
 165
 166         uint8_t cmd[] = {ISO14443A_CMD_READBLOCK, page};
 167         int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
 168         return len;
 169 }
 170
 171 static int ul_comp_write( uint8_t page, uint8_t *data, uint8_t datalen ){
 172
 173         uint8_t cmd[18];
 174         memset(cmd, 0x00, sizeof(cmd));
 175         datalen = ( datalen > 16) ? 16 : datalen;
 176
 177         cmd[0] = ISO14443A_CMD_WRITEBLOCK;
 178         cmd[1] = page;
 179         memcpy(cmd+2, data, datalen);
 180
 181         uint8_t response[1] = {0xff};
 182         ul_send_cmd_raw(cmd, 2+datalen, response, sizeof(response));
 183         // ACK
 184         if ( response[0] == 0x0a ) return 0;
 185         // NACK
 186         return -1;
 187 }
 188
 189 static int ulc_requestAuthentication( uint8_t *nonce, uint16_t nonceLength ){
 190
 191         uint8_t cmd[] = {MIFARE_ULC_AUTH_1, 0x00};
 192         int len = ul_send_cmd_raw(cmd, sizeof(cmd), nonce, nonceLength);
 193         return len;
 194 }
 195
 196 static int ulc_authentication( uint8_t *key, bool switch_off_field ){
 197
 198         UsbCommand c = {CMD_MIFAREUC_AUTH, {switch_off_field}};
 199         memcpy(c.d.asBytes, key, 16);
 200         clearCommandBuffer();
 201         SendCommand(&c);
 202         UsbCommand resp;
 203         if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) return 0;
 204         if ( resp.arg[0] == 1 ) return 1;
 205
 206         return 0;
 207 }
 208
 209 static int ulev1_requestAuthentication( uint8_t *pwd, uint8_t *pack, uint16_t packLength ){
 210
 211         uint8_t cmd[] = {MIFARE_ULEV1_AUTH, pwd[0], pwd[1], pwd[2], pwd[3]};
 212         int len = ul_send_cmd_raw(cmd, sizeof(cmd), pack, packLength);
 213         return len;
 214 }
 215
 216 static int ul_auth_select( iso14a_card_select_t *card, TagTypeUL_t tagtype, bool hasAuthKey, uint8_t *authenticationkey, uint8_t *pack, uint8_t packSize){
 217         if ( hasAuthKey && (tagtype & UL_C)) {
 218                 //will select card automatically and close connection on error
 219                 if (!ulc_authentication(authenticationkey, false)) {
 220                         PrintAndLog("Error: Authentication Failed UL-C");
 221                         return 0;
 222                 }
 223         } else {
 224                 if ( !ul_select(card) ) return 0;
 225
 226                 if (hasAuthKey) {
 227                         if (ulev1_requestAuthentication(authenticationkey, pack, packSize) < 1) {
 228                                 ul_switch_off_field();
 229                                 PrintAndLog("Error: Authentication Failed UL-EV1/NTAG");
 230                                 return 0;
 231                         }
 232                 }
 233         }
 234         return 1;
 235 }
 236
 237 static int ulev1_getVersion( uint8_t *response, uint16_t responseLength ){
 238
 239         uint8_t cmd[] = {MIFARE_ULEV1_VERSION};
 240         int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
 241         return len;
 242 }
 243
 244 // static int ulev1_fastRead( uint8_t startblock, uint8_t endblock, uint8_t *response ){
 245
 246         // uint8_t cmd[] = {MIFARE_ULEV1_FASTREAD, startblock, endblock};
 247
 248         // if ( !ul_send_cmd_raw(cmd, sizeof(cmd), response)){
 249                 // return -1;
 250         // }
 251         // return 0;
 252 // }
 253
 254 static int ulev1_readCounter( uint8_t counter, uint8_t *response, uint16_t responseLength ){
 255
 256         uint8_t cmd[] = {MIFARE_ULEV1_READ_CNT, counter};
 257         int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
 258         return len;
 259 }
 260
 261 static int ulev1_readTearing( uint8_t counter, uint8_t *response, uint16_t responseLength ){
 262
 263         uint8_t cmd[] = {MIFARE_ULEV1_CHECKTEAR, counter};
 264         int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
 265         return len;
 266 }
 267
 268 static int ulev1_readSignature( uint8_t *response, uint16_t responseLength ){
 269
 270         uint8_t cmd[] = {MIFARE_ULEV1_READSIG, 0x00};
 271         int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
 272         return len;
 273 }
 274
 275 static int ul_print_default( uint8_t *data){
 276
 277         uint8_t uid[7];
 278         uid[0] = data[0];
 279         uid[1] = data[1];
 280         uid[2] = data[2];
 281         uid[3] = data[4];
 282         uid[4] = data[5];
 283         uid[5] = data[6];
 284         uid[6] = data[7];
 285
 286         PrintAndLog("       UID : %s ", sprint_hex(uid, 7));
 287         PrintAndLog("    UID[0] : %02X, %s",  uid[0], getTagInfo(uid[0]) );
 288         if ( uid[0] == 0x05 ) {
 289                 uint8_t chip = (data[8] & 0xC7); // 11000111  mask, bit 3,4,5 RFU
 290                 switch (chip){
 291                         case 0xc2: PrintAndLog("   IC type : SLE 66R04P"); break;
 292                         case 0xc4: PrintAndLog("   IC type : SLE 66R16P"); break;
 293                         case 0xc6: PrintAndLog("   IC type : SLE 66R32P"); break;
 294                 }
 295         }
 296         // CT (cascade tag byte) 0x88 xor SN0 xor SN1 xor SN2
 297         int crc0 = 0x88 ^ data[0] ^ data[1] ^data[2];
 298         if ( data[3] == crc0 )
 299                 PrintAndLog("      BCC0 : %02X, Ok", data[3]);
 300         else
 301                 PrintAndLog("      BCC0 : %02X, crc should be %02X", data[3], crc0);
 302
 303         int crc1 = data[4] ^ data[5] ^ data[6] ^data[7];
 304         if ( data[8] == crc1 )
 305                 PrintAndLog("      BCC1 : %02X, Ok", data[8]);
 306         else
 307                 PrintAndLog("      BCC1 : %02X, crc should be %02X", data[8], crc1 );
 308
 309         PrintAndLog("  Internal : %02X, %sdefault", data[9], (data[9]==0x48)?"":"not " );
 310
 311         PrintAndLog("      Lock : %s - %s",
 312                                 sprint_hex(data+10, 2),
 313                                 printBits(2, data+10)
 314                 );
 315
 316         PrintAndLog("OneTimePad : %s - %s\n",
 317                                 sprint_hex(data + 12, 4),
 318                                 printBits(4, data+12)
 319                 );
 320
 321         return 0;
 322 }
 323
 324 static int ndef_print_CC(uint8_t *data) {
 325         // no NDEF message
 326         if(data[0] != 0xe1)
 327                 return -1;
 328
 329         PrintAndLog("--- NDEF Message");
 330         PrintAndLog("Capability Container: %s", sprint_hex(data,4) );
 331         PrintAndLog("  %02X : NDEF Magic Number", data[0]);
 332         PrintAndLog("  %02X : version %d.%d supported by tag", data[1], (data[1] & 0xF0) >> 4, data[1] & 0x0f);
 333         PrintAndLog("  %02X : Physical Memory Size: %d bytes", data[2], (data[2] + 1) * 8);
 334         if ( data[2] == 0x12 )
 335                 PrintAndLog("  %02X : NDEF Memory Size: %d bytes", data[2], 144);
 336         else if ( data[2] == 0x3e )
 337                 PrintAndLog("  %02X : NDEF Memory Size: %d bytes", data[2], 496);
 338         else if ( data[2] == 0x6d )
 339                 PrintAndLog("  %02X : NDEF Memory Size: %d bytes", data[2], 872);
 340
 341         PrintAndLog("  %02X : %s / %s", data[3],
 342                                 (data[3] & 0xF0) ? "(RFU)" : "Read access granted without any security",
 343                                 (data[3] & 0x0F)==0 ? "Write access granted without any security" : (data[3] & 0x0F)==0x0F ? "No write access granted at all" : "(RFU)");
 344         return 0;
 345 }
 346
 347 int ul_print_type(uint32_t tagtype, uint8_t spaces){
 348         char spc[11] = "          ";
 349         spc[10]=0x00;
 350         char *spacer = spc + (10-spaces);
 351
 352         if ( tagtype & UL )
 353                 PrintAndLog("%sTYPE : MIFARE Ultralight (MF0ICU1) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
 354         else if ( tagtype & UL_C)
 355                 PrintAndLog("%sTYPE : MIFARE Ultralight C (MF0ULC) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
 356         else if ( tagtype & UL_EV1_48)
 357                 PrintAndLog("%sTYPE : MIFARE Ultralight EV1 48bytes (MF0UL1101)", spacer);
 358         else if ( tagtype & UL_EV1_128)
 359                 PrintAndLog("%sTYPE : MIFARE Ultralight EV1 128bytes (MF0UL2101)", spacer);
 360         else if ( tagtype & NTAG )
 361                 PrintAndLog("%sTYPE : NTAG UNKNOWN", spacer);
 362         else if ( tagtype & NTAG_203 )
 363                 PrintAndLog("%sTYPE : NTAG 203 144bytes (NT2H0301F0DT)", spacer);
 364         else if ( tagtype & NTAG_210 )
 365                 PrintAndLog("%sTYPE : NTAG 210 48bytes (NT2L1011G0DU)", spacer);
 366         else if ( tagtype & NTAG_212 )
 367                 PrintAndLog("%sTYPE : NTAG 212 128bytes (NT2L1211G0DU)", spacer);
 368         else if ( tagtype & NTAG_213 )
 369                 PrintAndLog("%sTYPE : NTAG 213 144bytes (NT2H1311G0DU)", spacer);
 370         else if ( tagtype & NTAG_215 )
 371                 PrintAndLog("%sTYPE : NTAG 215 504bytes (NT2H1511G0DU)", spacer);
 372         else if ( tagtype & NTAG_216 )
 373                 PrintAndLog("%sTYPE : NTAG 216 888bytes (NT2H1611G0DU)", spacer);
 374         else if ( tagtype & NTAG_I2C_1K )
 375                 PrintAndLog("%sTYPE : NTAG I%sC 888bytes (NT3H1101FHK)", spacer, "\xFD");
 376         else if ( tagtype & NTAG_I2C_2K )
 377                 PrintAndLog("%sTYPE : NTAG I%sC 1904bytes (NT3H1201FHK)", spacer, "\xFD");
 378         else if ( tagtype & MY_D )
 379                 PrintAndLog("%sTYPE : INFINEON my-d\x99", spacer);
 380         else if ( tagtype & MY_D_NFC )
 381                 PrintAndLog("%sTYPE : INFINEON my-d\x99 NFC", spacer);
 382         else if ( tagtype & MY_D_MOVE )
 383                 PrintAndLog("%sTYPE : INFINEON my-d\x99 move", spacer);
 384         else if ( tagtype & MY_D_MOVE_NFC )
 385                 PrintAndLog("%sTYPE : INFINEON my-d\x99 move NFC", spacer);
 386         else
 387                 PrintAndLog("%sTYPE : Unknown %06x", spacer, tagtype);
 388         return 0;
 389 }
 390
 391 static int ulc_print_3deskey( uint8_t *data){
 392         PrintAndLog("         deskey1 [44/0x2C] : %s [%.4s]", sprint_hex(data   ,4),data);
 393         PrintAndLog("         deskey1 [45/0x2D] : %s [%.4s]", sprint_hex(data+4 ,4),data+4);
 394         PrintAndLog("         deskey2 [46/0x2E] : %s [%.4s]", sprint_hex(data+8 ,4),data+8);
 395         PrintAndLog("         deskey2 [47/0x2F] : %s [%.4s]", sprint_hex(data+12,4),data+12);
 396         PrintAndLog("\n 3des key : %s", sprint_hex(SwapEndian64(data, 16, 8), 16));
 397         return 0;
 398 }
 399
 400 static int ulc_print_configuration( uint8_t *data){
 401
 402         PrintAndLog("--- UL-C Configuration");
 403         PrintAndLog(" Higher Lockbits [40/0x28] : %s - %s", sprint_hex(data, 4), printBits(2, data));
 404         PrintAndLog("         Counter [41/0x29] : %s - %s", sprint_hex(data+4, 4), printBits(2, data+4));
 405
 406         bool validAuth = (data[8] >= 0x03 && data[8] <= 0x30);
 407         if ( validAuth )
 408                 PrintAndLog("           Auth0 [42/0x2A] : %s page %d/0x%02X and above need authentication", sprint_hex(data+8, 4), data[8],data[8] );
 409         else{
 410                 if ( data[8] == 0){
 411                         PrintAndLog("           Auth0 [42/0x2A] : %s default", sprint_hex(data+8, 4) );
 412                 } else {
 413                         PrintAndLog("           Auth0 [42/0x2A] : %s auth byte is out-of-range", sprint_hex(data+8, 4) );
 414                 }
 415         }
 416         PrintAndLog("           Auth1 [43/0x2B] : %s %s",
 417                         sprint_hex(data+12, 4),
 418                         (data[12] & 1) ? "write access restricted": "read and write access restricted"
 419                         );
 420         return 0;
 421 }
 422
 423 static int ulev1_print_configuration( uint8_t *data, uint8_t startPage){
 424
 425         PrintAndLog("\n--- Tag Configuration");
 426
 427         bool strg_mod_en = (data[0] & 2);
 428         uint8_t authlim = (data[4] & 0x07);
 429         bool cfglck = (data[4] & 0x40);
 430         bool prot = (data[4] & 0x80);
 431         uint8_t vctid = data[5];
 432
 433         PrintAndLog("  cfg0 [%u/0x%02X] : %s", startPage, startPage, sprint_hex(data, 4));
 434         if ( data[3] < 0xff )
 435                 PrintAndLog("                    - page %d and above need authentication",data[3]);
 436         else
 437                 PrintAndLog("                    - pages don't need authentication");
 438         PrintAndLog("                    - strong modulation mode %s", (strg_mod_en) ? "enabled":"disabled");
 439         PrintAndLog("  cfg1 [%u/0x%02X] : %s", startPage + 1, startPage + 1,  sprint_hex(data+4, 4) );
 440         if ( authlim == 0)
 441                 PrintAndLog("                    - Unlimited password attempts");
 442         else
 443                 PrintAndLog("                    - Max number of password attempts is %d", authlim);
 444         PrintAndLog("                    - user configuration %s", cfglck ? "permanently locked":"writeable");
 445         PrintAndLog("                    - %s access is protected with password", prot ? "read and write":"write");
 446         PrintAndLog("                    - %02X, Virtual Card Type Identifier is %s default", vctid, (vctid==0x05)? "":"not");
 447         PrintAndLog("  PWD  [%u/0x%02X] : %s- (cannot be read)", startPage + 2, startPage + 2,  sprint_hex(data+8, 4));
 448         PrintAndLog("  PACK [%u/0x%02X] : %s      - (cannot be read)", startPage + 3, startPage + 3,  sprint_hex(data+12, 2));
 449         PrintAndLog("  RFU  [%u/0x%02X] :       %s- (cannot be read)", startPage + 3, startPage + 3,  sprint_hex(data+12, 2));
 450         return 0;
 451 }
 452
 453 static int ulev1_print_counters(){
 454         PrintAndLog("--- Tag Counters");
 455         uint8_t tear[1] = {0};
 456         uint8_t counter[3] = {0,0,0};
 457         uint16_t len = 0;
 458         for ( uint8_t i = 0; i<3; ++i) {
 459                 ulev1_readTearing(i,tear,sizeof(tear));
 460                 len = ulev1_readCounter(i,counter, sizeof(counter) );
 461                 if (len == 3) {
 462                         PrintAndLog("       [%0d] : %s", i, sprint_hex(counter,3));
 463                         PrintAndLog("                    - %02X tearing %s", tear[0], ( tear[0]==0xBD)?"Ok":"failure");
 464                 }
 465         }
 466         return len;
 467 }
 468
 469 static int ulev1_print_signature( uint8_t *data, uint8_t len){
 470         PrintAndLog("\n--- Tag Signature");
 471         //PrintAndLog("IC signature public key name  : NXP NTAG21x 2013"); // don't know if there is other NXP public keys.. :(
 472         PrintAndLog("IC signature public key value : 04494e1a386d3d3cfe3dc10e5de68a499b1c202db5b132393e89ed19fe5be8bc61");
 473         PrintAndLog("    Elliptic curve parameters : secp128r1");
 474         PrintAndLog("            Tag ECC Signature : %s", sprint_hex(data, len));
 475         //to do:  verify if signature is valid
 476         //PrintAndLog("IC signature status: %s valid", (iseccvalid() )?"":"not");
 477         return 0;
 478 }
 479
 480 static int ulev1_print_version(uint8_t *data){
 481         PrintAndLog("\n--- Tag Version");
 482         PrintAndLog("       Raw bytes : %s",sprint_hex(data, 8) );
 483         PrintAndLog("       Vendor ID : %02X, %s", data[1], getTagInfo(data[1]));
 484         PrintAndLog("    Product type : %s", getProductTypeStr(data[2]));
 485         PrintAndLog(" Product subtype : %02X, %s", data[3], (data[3]==1) ?"17 pF":"50pF");
 486         PrintAndLog("   Major version : %02X", data[4]);
 487         PrintAndLog("   Minor version : %02X", data[5]);
 488         PrintAndLog("            Size : %s", getUlev1CardSizeStr(data[6]));
 489         PrintAndLog("   Protocol type : %02X", data[7]);
 490         return 0;
 491 }
 492
 493 /*
 494 static int ulc_magic_test(){
 495         // Magic Ultralight test
 496                 // Magic UL-C, by observation,
 497         // 1) it seems to have a static nonce response to 0x1A command.
 498         // 2) the deskey bytes is not-zero:d out on as datasheet states.
 499         // 3) UID - changeable, not only, but pages 0-1-2-3.
 500         // 4) use the ul_magic_test !  magic tags answers specially!
 501         int returnValue = UL_ERROR;
 502         iso14a_card_select_t card;
 503         uint8_t nonce1[11] = {0x00};
 504         uint8_t nonce2[11] = {0x00};
 505         int status = ul_select(&card);
 506         if ( !status ){
 507                 return UL_ERROR;
 508         }
 509         status = ulc_requestAuthentication(nonce1, sizeof(nonce1));
 510         if ( status > 0 ) {
 511                 status = ulc_requestAuthentication(nonce2, sizeof(nonce2));
 512                 returnValue =  ( !memcmp(nonce1, nonce2, 11) ) ? UL_C_MAGIC : UL_C;
 513         } else {
 514                 returnValue = UL;
 515         }
 516         ul_switch_off_field();
 517         return returnValue;
 518 }
 519 */
 520 static int ul_magic_test(){
 521
 522         // Magic Ultralight tests
 523         // 1) take present UID, and try to write it back. OBSOLETE
 524         // 2) make a wrong length write to page0, and see if tag answers with ACK/NACK:
 525         iso14a_card_select_t card;
 526         if ( !ul_select(&card) )
 527                 return UL_ERROR;
 528         int status = ul_comp_write(0, NULL, 0);
 529         ul_switch_off_field();
 530         if ( status == 0 )
 531                 return MAGIC;
 532         return 0;
 533 }
 534
 535 uint32_t GetHF14AMfU_Type(void){
 536
 537         TagTypeUL_t tagtype = UNKNOWN;
 538         iso14a_card_select_t card;
 539         uint8_t version[10] = {0x00};
 540         int status = 0;
 541         int len;
 542
 543         if (!ul_select(&card)) return UL_ERROR;
 544
 545         // Ultralight - ATQA / SAK
 546         if ( card.atqa[1] != 0x00 || card.atqa[0] != 0x44 || card.sak != 0x00 ) {
 547                 PrintAndLog("Tag is not Ultralight | NTAG | MY-D  [ATQA: %02X %02X SAK: %02X]\n", card.atqa[1], card.atqa[0], card.sak);
 548                 ul_switch_off_field();
 549                 return UL_ERROR;
 550         }
 551
 552         if ( card.uid[0] != 0x05) {
 553
 554                 len  = ulev1_getVersion(version, sizeof(version));
 555                 ul_switch_off_field();
 556
 557                 switch (len) {
 558                         case 0x0A: {
 559
 560                                 if ( version[2] == 0x03 && version[6] == 0x0B )
 561                                         tagtype = UL_EV1_48;
 562                                 else if ( version[2] == 0x03 && version[6] != 0x0B )
 563                                         tagtype = UL_EV1_128;
 564                                 else if ( version[2] == 0x04 && version[3] == 0x01 && version[6] == 0x0B )
 565                                         tagtype = NTAG_210;
 566                                 else if ( version[2] == 0x04 && version[3] == 0x01 && version[6] == 0x0E )
 567                                         tagtype = NTAG_212;
 568                                 else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x0F )
 569                                         tagtype = NTAG_213;
 570                                 else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x11 )
 571                                         tagtype = NTAG_215;
 572                                 else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x13 )
 573                                         tagtype = NTAG_216;
 574                                 else if ( version[2] == 0x04 && version[3] == 0x05 && version[6] == 0x13 )
 575                                         tagtype = NTAG_I2C_1K;
 576                                 else if ( version[2] == 0x04 && version[3] == 0x05 && version[6] == 0x15 )
 577                                         tagtype = NTAG_I2C_2K;
 578                                 else if ( version[2] == 0x04 )
 579                                         tagtype = NTAG;
 580
 581                                 break;
 582                         }
 583                         case 0x01: tagtype = UL_C; break;
 584                         case 0x00: tagtype = UL; break;
 585                         case -1  : tagtype = (UL | UL_C | NTAG_203); break;  // could be UL | UL_C magic tags
 586                         default  : tagtype = UNKNOWN; break;
 587                 }
 588                 // UL vs UL-C vs ntag203 test
 589                 if (tagtype & (UL | UL_C | NTAG_203)) {
 590                         if ( !ul_select(&card) ) return UL_ERROR;
 591
 592                         // do UL_C check first...
 593                         uint8_t nonce[11] = {0x00};
 594                         status = ulc_requestAuthentication(nonce, sizeof(nonce));
 595                         ul_switch_off_field();
 596                         if (status > 1) {
 597                                 tagtype = UL_C;
 598                         } else {
 599                                 // need to re-select after authentication error
 600                                 if ( !ul_select(&card) ) return UL_ERROR;
 601
 602                                 uint8_t data[16] = {0x00};
 603                                 // read page 0x26-0x29 (last valid ntag203 page)
 604                                 status = ul_read(0x26, data, sizeof(data));
 605                                 if ( status <= 1 ) {
 606                                         tagtype = UL;
 607                                 } else {
 608                                         // read page 0x30 (should error if it is a ntag203)
 609                                         status = ul_read(0x30, data, sizeof(data));
 610                                         if ( status <= 1 ){
 611                                                 tagtype = NTAG_203;
 612                                         } else {
 613                                                 tagtype = UNKNOWN;
 614                                         }
 615                                 }
 616                                 ul_switch_off_field();
 617                         }
 618                 }
 619         } else {
 620                 ul_switch_off_field();
 621                 // Infinition MY-D tests   Exam high nibble
 622                 uint8_t nib = (card.uid[1] & 0xf0) >> 4;
 623                 switch ( nib ){
 624                         case 1: tagtype =  MY_D; break;
 625                         case 2: tagtype = (MY_D | MY_D_NFC); break; //notice: we can not currently distinguish between these two
 626                         case 3: tagtype = (MY_D_MOVE | MY_D_MOVE_NFC); break; //notice: we can not currently distinguish between these two
 627                 }
 628         }
 629
 630         tagtype |= ul_magic_test();
 631         if (tagtype == (UNKNOWN | MAGIC)) tagtype = (UL_MAGIC);
 632         return tagtype;
 633 }
 634
 635 int CmdHF14AMfUInfo(const char *Cmd){
 636
 637         uint8_t authlim = 0xff;
 638         uint8_t data[16] = {0x00};
 639         iso14a_card_select_t card;
 640         int status;
 641         bool errors = false;
 642         bool hasAuthKey = false;
 643         bool locked = false;
 644         bool swapEndian = false;
 645         uint8_t cmdp = 0;
 646         uint8_t dataLen = 0;
 647         uint8_t authenticationkey[16] = {0x00};
 648         uint8_t *authkeyptr = authenticationkey;
 649         uint8_t *key;
 650         uint8_t pack[4] = {0,0,0,0};
 651         int len = 0;
 652         char tempStr[50];
 653
 654         while(param_getchar(Cmd, cmdp) != 0x00)
 655         {
 656                 switch(param_getchar(Cmd, cmdp))
 657                 {
 658                 case 'h':
 659                 case 'H':
 660                         return usage_hf_mfu_info();
 661                 case 'k':
 662                 case 'K':
 663                         dataLen = param_getstr(Cmd, cmdp+1, tempStr);
 664                         if (dataLen == 32 || dataLen == 8) { //ul-c or ev1/ntag key length
 665                                 errors = param_gethex(tempStr, 0, authenticationkey, dataLen);
 666                                 dataLen /= 2; // handled as bytes from now on
 667                         } else {
 668                                 PrintAndLog("\nERROR: Key is incorrect length\n");
 669                                 errors = true;
 670                         }
 671                         cmdp += 2;
 672                         hasAuthKey = true;
 673                         break;
 674                 case 'l':
 675                 case 'L':
 676                         swapEndian = true;
 677                         cmdp++;
 678                         break;
 679                 default:
 680                         PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
 681                         errors = true;
 682                         break;
 683                 }
 684                 if(errors) break;
 685         }
 686
 687         //Validations
 688         if(errors) return usage_hf_mfu_info();
 689
 690         TagTypeUL_t tagtype = GetHF14AMfU_Type();
 691         if (tagtype == UL_ERROR) return -1;
 692
 693         PrintAndLog("\n--- Tag Information ---------");
 694         PrintAndLog("-------------------------------------------------------------");
 695         ul_print_type(tagtype, 6);
 696
 697         // Swap endianness
 698         if (swapEndian && hasAuthKey) authkeyptr = SwapEndian64(authenticationkey, dataLen, (dataLen == 16) ? 8 : 4 );
 699
 700         if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
 701
 702         // read pages 0,1,2,3 (should read 4pages)
 703         status = ul_read(0, data, sizeof(data));
 704         if ( status == -1 ) {
 705                 ul_switch_off_field();
 706                 PrintAndLog("Error: tag didn't answer to READ");
 707                 return status;
 708         } else if (status == 16) {
 709                 ul_print_default(data);
 710                 ndef_print_CC(data+12);
 711         } else {
 712                 locked = true;
 713         }
 714
 715         // UL_C Specific
 716         if ((tagtype & UL_C)) {
 717
 718                 // read pages 0x28, 0x29, 0x2A, 0x2B
 719                 uint8_t ulc_conf[16] = {0x00};
 720                 status = ul_read(0x28, ulc_conf, sizeof(ulc_conf));
 721                 if ( status == -1 ){
 722                         PrintAndLog("Error: tag didn't answer to READ UL-C");
 723                         ul_switch_off_field();
 724                         return status;
 725                 }
 726                 if (status == 16) ulc_print_configuration(ulc_conf);
 727                 else locked = true;
 728
 729                 if ((tagtype & MAGIC)) {
 730                         //just read key
 731                         uint8_t ulc_deskey[16] = {0x00};
 732                         status = ul_read(0x2C, ulc_deskey, sizeof(ulc_deskey));
 733                         if ( status == -1 ) {
 734                                 ul_switch_off_field();
 735                                 PrintAndLog("Error: tag didn't answer to READ magic");
 736                                 return status;
 737                         }
 738                         if (status == 16) ulc_print_3deskey(ulc_deskey);
 739
 740                 } else {
 741                         ul_switch_off_field();
 742                         // if we called info with key, just return
 743                         if ( hasAuthKey ) return 1;
 744
 745                         // also try to diversify default keys..  look into CmdHF14AMfuGenDiverseKeys
 746                         PrintAndLog("Trying some default 3des keys");
 747                         for (uint8_t i = 0; i < KEYS_3DES_COUNT; ++i ) {
 748                                 key = default_3des_keys[i];
 749                                 if (ulc_authentication(key, true)) {
 750                                         PrintAndLog("Found default 3des key: ");
 751                                         uint8_t keySwap[16];
 752                                         memcpy(keySwap, SwapEndian64(key,16,8), 16);
 753                                         ulc_print_3deskey(keySwap);
 754                                         return 1;
 755                                 }
 756                         }
 757                         return 1;
 758                 }
 759         }
 760
 761         // do counters and signature first (don't neet auth)
 762
 763         // ul counters are different than ntag counters
 764         if ((tagtype & (UL_EV1_48 | UL_EV1_128))) {
 765                 if (ulev1_print_counters() != 3) {
 766                         // failed - re-select
 767                         if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
 768                 }
 769         }
 770
 771         if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_213 | NTAG_215 | NTAG_216 | NTAG_I2C_1K | NTAG_I2C_2K     ))) {
 772                 uint8_t ulev1_signature[32] = {0x00};
 773                 status = ulev1_readSignature( ulev1_signature, sizeof(ulev1_signature));
 774                 if ( status == -1 ) {
 775                         PrintAndLog("Error: tag didn't answer to READ SIGNATURE");
 776                         ul_switch_off_field();
 777                         return status;
 778                 }
 779                 if (status == 32) ulev1_print_signature( ulev1_signature, sizeof(ulev1_signature));
 780                 else {
 781                         // re-select
 782                         if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
 783                 }
 784         }
 785
 786         if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_210 | NTAG_212 | NTAG_213 | NTAG_215 | NTAG_216 | NTAG_I2C_1K | NTAG_I2C_2K))) {
 787                 uint8_t version[10] = {0x00};
 788                 status  = ulev1_getVersion(version, sizeof(version));
 789                 if ( status == -1 ) {
 790                         PrintAndLog("Error: tag didn't answer to GETVERSION");
 791                         ul_switch_off_field();
 792                         return status;
 793                 } else if (status == 10) {
 794                         ulev1_print_version(version);
 795                 } else {
 796                         locked = true;
 797                         if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
 798                 }
 799
 800                 uint8_t startconfigblock = 0;
 801                 uint8_t ulev1_conf[16] = {0x00};
 802                 // config blocks always are last 4 pages
 803                 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++)
 804                         if (tagtype & UL_TYPES_ARRAY[idx])
 805                                 startconfigblock = UL_MEMORY_ARRAY[idx]-3;
 806
 807                 if (startconfigblock){ // if we know where the config block is...
 808                         status = ul_read(startconfigblock, ulev1_conf, sizeof(ulev1_conf));
 809                         if ( status == -1 ) {
 810                                 PrintAndLog("Error: tag didn't answer to READ EV1");
 811                                 ul_switch_off_field();
 812                                 return status;
 813                         } else if (status == 16) {
 814                                 // save AUTHENTICATION LIMITS for later:
 815                                 authlim = (ulev1_conf[4] & 0x07);
 816                                 ulev1_print_configuration(ulev1_conf, startconfigblock);
 817                         }
 818                 }
 819
 820                 // AUTHLIMIT, (number of failed authentications)
 821                 // 0 = limitless.
 822                 // 1-7 = limit. No automatic tries then.
 823                 // hasAuthKey,  if we was called with key, skip test.
 824                 if ( !authlim && !hasAuthKey ) {
 825                         PrintAndLog("\n--- Known EV1/NTAG passwords.");
 826                         len = 0;
 827                         for (uint8_t i = 0; i < KEYS_PWD_COUNT; ++i ) {
 828                                 key = default_pwd_pack[i];
 829                                 len = ulev1_requestAuthentication(key, pack, sizeof(pack));
 830                                 if (len >= 1) {
 831                                         PrintAndLog("Found a default password: %s || Pack: %02X %02X",sprint_hex(key, 4), pack[0], pack[1]);
 832                                         break;
 833                                 } else {
 834                                         if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
 835                                 }
 836                         }
 837                         if (len < 1) PrintAndLog("password not known");
 838                 }
 839         }
 840
 841         ul_switch_off_field();
 842         if (locked) PrintAndLog("\nTag appears to be locked, try using the key to get more info");
 843         PrintAndLog("");
 844         return 1;
 845 }
 846
 847 //
 848 //  Write Single Block
 849 //
 850 int CmdHF14AMfUWrBl(const char *Cmd){
 851
 852         int blockNo = -1;
 853         bool errors = false;
 854         bool hasAuthKey = false;
 855         bool hasPwdKey = false;
 856         bool swapEndian = false;
 857
 858         uint8_t cmdp = 0;
 859         uint8_t keylen = 0;
 860         uint8_t blockdata[20] = {0x00};
 861         uint8_t data[16] = {0x00};
 862         uint8_t authenticationkey[16] = {0x00};
 863         uint8_t *authKeyPtr = authenticationkey;
 864
 865         // starting with getting tagtype
 866         TagTypeUL_t tagtype = GetHF14AMfU_Type();
 867         if (tagtype == UL_ERROR) return -1;
 868
 869         while(param_getchar(Cmd, cmdp) != 0x00)
 870         {
 871                 switch(param_getchar(Cmd, cmdp))
 872                 {
 873                         case 'h':
 874                         case 'H':
 875                                 return usage_hf_mfu_wrbl();
 876                         case 'k':
 877                         case 'K':
 878                                 // EV1/NTAG size key
 879                                 keylen = param_gethex(Cmd, cmdp+1, data, 8);
 880                                 if ( !keylen ) {
 881                                         memcpy(authenticationkey, data, 4);
 882                                         cmdp += 2;
 883                                         hasPwdKey = true;
 884                                         break;
 885                                 }
 886                                 // UL-C size key
 887                                 keylen = param_gethex(Cmd, cmdp+1, data, 32);
 888                                 if (!keylen){
 889                                         memcpy(authenticationkey, data, 16);
 890                                         cmdp += 2;
 891                                         hasAuthKey = true;
 892                                         break;
 893                                 }
 894                                 PrintAndLog("\nERROR: Key is incorrect length\n");
 895                                 errors = true;
 896                                 break;
 897                         case 'b':
 898                         case 'B':
 899                                 blockNo = param_get8(Cmd, cmdp+1);
 900
 901                                 uint8_t maxblockno = 0;
 902                                 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++){
 903                                         if (tagtype & UL_TYPES_ARRAY[idx])
 904                                                 maxblockno = UL_MEMORY_ARRAY[idx];
 905                                 }
 906
 907                                 if (blockNo < 0) {
 908                                         PrintAndLog("Wrong block number");
 909                                         errors = true;
 910                                 }
 911                                 if (blockNo > maxblockno){
 912                                         PrintAndLog("block number too large. Max block is %u/0x%02X \n", maxblockno,maxblockno);
 913                                         errors = true;
 914                                 }
 915                                 cmdp += 2;
 916                                 break;
 917                         case 'l':
 918                         case 'L':
 919                                 swapEndian = true;
 920                                 cmdp++;
 921                                 break;
 922                         case 'd':
 923                         case 'D':
 924                                 if ( param_gethex(Cmd, cmdp+1, blockdata, 8) ) {
 925                                         PrintAndLog("Block data must include 8 HEX symbols");
 926                                         errors = true;
 927                                         break;
 928                                 }
 929                                 cmdp += 2;
 930                                 break;
 931                         default:
 932                                 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
 933                                 errors = true;
 934                                 break;
 935                 }
 936                 //Validations
 937                 if(errors) return usage_hf_mfu_wrbl();
 938         }
 939
 940         if ( blockNo == -1 ) return usage_hf_mfu_wrbl();
 941
 942         // Swap endianness
 943         if (swapEndian && hasAuthKey) authKeyPtr = SwapEndian64(authenticationkey, 16, 8);
 944         if (swapEndian && hasPwdKey)  authKeyPtr = SwapEndian64(authenticationkey, 4, 4);
 945
 946         if ( blockNo <= 3)
 947                 PrintAndLog("Special Block: %0d (0x%02X) [ %s]", blockNo, blockNo, sprint_hex(blockdata, 4));
 948         else
 949                 PrintAndLog("Block: %0d (0x%02X) [ %s]", blockNo, blockNo, sprint_hex(blockdata, 4));
 950
 951         //Send write Block
 952         UsbCommand c = {CMD_MIFAREU_WRITEBL, {blockNo}};
 953         memcpy(c.d.asBytes,blockdata,4);
 954
 955         if ( hasAuthKey ) {
 956                 c.arg[1] = 1;
 957                 memcpy(c.d.asBytes+4,authKeyPtr,16);
 958         }
 959         else if ( hasPwdKey ) {
 960                 c.arg[1] = 2;
 961                 memcpy(c.d.asBytes+4,authKeyPtr,4);
 962         }
 963
 964         clearCommandBuffer();
 965         SendCommand(&c);
 966         UsbCommand resp;
 967         if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
 968                 uint8_t isOK  = resp.arg[0] & 0xff;
 969                 PrintAndLog("isOk:%02x", isOK);
 970         } else {
 971                 PrintAndLog("Command execute timeout");
 972         }
 973
 974         return 0;
 975 }
 976 //
 977 //  Read Single Block
 978 //
 979 int CmdHF14AMfURdBl(const char *Cmd){
 980
 981         int blockNo = -1;
 982         bool errors = false;
 983         bool hasAuthKey = false;
 984         bool hasPwdKey = false;
 985         bool swapEndian = false;
 986         uint8_t cmdp = 0;
 987         uint8_t keylen = 0;
 988         uint8_t data[16] = {0x00};
 989         uint8_t authenticationkey[16] = {0x00};
 990         uint8_t *authKeyPtr = authenticationkey;
 991
 992         // starting with getting tagtype
 993         TagTypeUL_t tagtype = GetHF14AMfU_Type();
 994         if (tagtype == UL_ERROR) return -1;
 995
 996         while(param_getchar(Cmd, cmdp) != 0x00)
 997         {
 998                 switch(param_getchar(Cmd, cmdp))
 999                 {
1000                         case 'h':
1001                         case 'H':
1002                                 return usage_hf_mfu_rdbl();
1003                         case 'k':
1004                         case 'K':
1005                                 // EV1/NTAG size key
1006                                 keylen = param_gethex(Cmd, cmdp+1, data, 8);
1007                                 if ( !keylen ) {
1008                                         memcpy(authenticationkey, data, 4);
1009                                         cmdp += 2;
1010                                         hasPwdKey = true;
1011                                         break;
1012                                 }
1013                                 // UL-C size key
1014                                 keylen = param_gethex(Cmd, cmdp+1, data, 32);
1015                                 if (!keylen){
1016                                         memcpy(authenticationkey, data, 16);
1017                                         cmdp += 2;
1018                                         hasAuthKey = true;
1019                                         break;
1020                                 }
1021                                 PrintAndLog("\nERROR: Key is incorrect length\n");
1022                                 errors = true;
1023                                 break;
1024                         case 'b':
1025                         case 'B':
1026                                 blockNo = param_get8(Cmd, cmdp+1);
1027
1028                                 uint8_t maxblockno = 0;
1029                                 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++){
1030                                         if (tagtype & UL_TYPES_ARRAY[idx])
1031                                                 maxblockno = UL_MEMORY_ARRAY[idx];
1032                                 }
1033
1034                                 if (blockNo < 0) {
1035                                         PrintAndLog("Wrong block number");
1036                                         errors = true;
1037                                 }
1038                                 if (blockNo > maxblockno){
1039                                         PrintAndLog("block number to large. Max block is %u/0x%02X \n", maxblockno,maxblockno);
1040                                         errors = true;
1041                                 }
1042                                 cmdp += 2;
1043                                 break;
1044                         case 'l':
1045                         case 'L':
1046                                 swapEndian = true;
1047                                 cmdp++;
1048                                 break;
1049                         default:
1050                                 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1051                                 errors = true;
1052                                 break;
1053                 }
1054                 //Validations
1055                 if(errors) return usage_hf_mfu_rdbl();
1056         }
1057
1058         if ( blockNo == -1 ) return usage_hf_mfu_rdbl();
1059
1060         // Swap endianness
1061         if (swapEndian && hasAuthKey) authKeyPtr = SwapEndian64(authenticationkey, 16, 8);
1062         if (swapEndian && hasPwdKey)  authKeyPtr = SwapEndian64(authenticationkey, 4, 4);
1063
1064         //Read Block
1065         UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
1066         if ( hasAuthKey ){
1067                 c.arg[1] = 1;
1068                 memcpy(c.d.asBytes,authKeyPtr,16);
1069         }
1070         else if ( hasPwdKey ) {
1071                 c.arg[1] = 2;
1072                 memcpy(c.d.asBytes,authKeyPtr,4);
1073         }
1074
1075         clearCommandBuffer();
1076         SendCommand(&c);
1077         UsbCommand resp;
1078         if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1079                 uint8_t isOK = resp.arg[0] & 0xff;
1080                 if (isOK) {
1081                         uint8_t *data = resp.d.asBytes;
1082                         PrintAndLog("\nBlock#  | Data        | Ascii");
1083                         PrintAndLog("-----------------------------");
1084                         PrintAndLog("%02d/0x%02X | %s| %.4s\n", blockNo, blockNo, sprint_hex(data, 4), data);
1085                 }
1086                 else {
1087                         PrintAndLog("Failed reading block: (%02x)", isOK);
1088                 }
1089         } else {
1090                 PrintAndLog("Command execute time-out");
1091         }
1092         return 0;
1093 }
1094
1095 int usage_hf_mfu_info(void) {
1096         PrintAndLog("It gathers information about the tag and tries to detect what kind it is.");
1097         PrintAndLog("Sometimes the tags are locked down, and you may need a key to be able to read the information");
1098         PrintAndLog("The following tags can be identified:\n");
1099         PrintAndLog("Ultralight, Ultralight-C, Ultralight EV1, NTAG 203, NTAG 210,");
1100         PrintAndLog("NTAG 212, NTAG 213, NTAG 215, NTAG 216, NTAG I2C 1K & 2K");
1101         PrintAndLog("my-d, my-d NFC, my-d move, my-d move NFC\n");
1102         PrintAndLog("Usage:  hf mfu info k <key> l");
1103         PrintAndLog("  Options : ");
1104         PrintAndLog("  k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1105         PrintAndLog("  l       : (optional) swap entered key's endianness");
1106         PrintAndLog("");
1107         PrintAndLog("   sample : hf mfu info");
1108         PrintAndLog("          : hf mfu info k 00112233445566778899AABBCCDDEEFF");
1109         PrintAndLog("          : hf mfu info k AABBCCDDD");
1110         return 0;
1111 }
1112
1113 int usage_hf_mfu_dump(void) {
1114         PrintAndLog("Reads all pages from Ultralight, Ultralight-C, Ultralight EV1");
1115         PrintAndLog("NTAG 203, NTAG 210, NTAG 212, NTAG 213, NTAG 215, NTAG 216");
1116         PrintAndLog("and saves binary dump into the file `filename.bin` or `cardUID.bin`");
1117         PrintAndLog("It autodetects card type.\n");
1118         PrintAndLog("Usage:  hf mfu dump k <key> l n <filename w/o .bin>");
1119         PrintAndLog("  Options : ");
1120         PrintAndLog("  k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1121         PrintAndLog("  l       : (optional) swap entered key's endianness");
1122         PrintAndLog("  n <FN > : filename w/o .bin to save the dump as");
1123         PrintAndLog("  p <Pg > : starting Page number to manually set a page to start the dump at");
1124         PrintAndLog("  q <qty> : number of Pages to manually set how many pages to dump");
1125
1126         PrintAndLog("");
1127         PrintAndLog("   sample : hf mfu dump");
1128         PrintAndLog("          : hf mfu dump n myfile");
1129         PrintAndLog("          : hf mfu dump k 00112233445566778899AABBCCDDEEFF");
1130         PrintAndLog("          : hf mfu dump k AABBCCDDD\n");
1131         return 0;
1132 }
1133
1134 int usage_hf_mfu_rdbl(void) {
1135         PrintAndLog("Read a block and print. It autodetects card type.\n");
1136         PrintAndLog("Usage:  hf mfu rdbl b <block number> k <key> l\n");
1137         PrintAndLog("  Options:");
1138         PrintAndLog("  b <no>  : block to read");
1139         PrintAndLog("  k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1140         PrintAndLog("  l       : (optional) swap entered key's endianness");
1141         PrintAndLog("");
1142         PrintAndLog("   sample : hf mfu rdbl b 0");
1143         PrintAndLog("          : hf mfu rdbl b 0 k 00112233445566778899AABBCCDDEEFF");
1144         PrintAndLog("          : hf mfu rdbl b 0 k AABBCCDDD\n");
1145         return 0;
1146 }
1147
1148 int usage_hf_mfu_wrbl(void) {
1149         PrintAndLog("Write a block. It autodetects card type.\n");
1150         PrintAndLog("Usage:  hf mfu wrbl b <block number> d <data> k <key> l\n");
1151         PrintAndLog("  Options:");
1152         PrintAndLog("  b <no>   : block to write");
1153         PrintAndLog("  d <data> : block data - (8 hex symbols)");
1154         PrintAndLog("  k <key>  : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1155         PrintAndLog("  l        : (optional) swap entered key's endianness");
1156         PrintAndLog("");
1157         PrintAndLog("    sample : hf mfu wrbl b 0 d 01234567");
1158         PrintAndLog("           : hf mfu wrbl b 0 d 01234567 k AABBCCDDD\n");
1159         return 0;
1160 }
1161
1162 //
1163 //  Mifare Ultralight / Ultralight-C / Ultralight-EV1
1164 //  Read and Dump Card Contents,  using auto detection of tag size.
1165 int CmdHF14AMfUDump(const char *Cmd){
1166
1167         FILE *fout;
1168         char filename[FILE_PATH_SIZE] = {0x00};
1169         char *fnameptr = filename;
1170         uint8_t *lockbytes_t = NULL;
1171         uint8_t lockbytes[2] = {0x00};
1172         uint8_t *lockbytes_t2 = NULL;
1173         uint8_t lockbytes2[2] = {0x00};
1174         bool bit[16]  = {0x00};
1175         bool bit2[16] = {0x00};
1176         uint8_t data[1024] = {0x00};
1177         bool hasAuthKey = false;
1178         int i = 0;
1179         int Pages = 16;
1180         bool tmplockbit = false;
1181         uint8_t dataLen = 0;
1182         uint8_t cmdp = 0;
1183         uint8_t authenticationkey[16] = {0x00};
1184         uint8_t *authKeyPtr = authenticationkey;
1185         size_t fileNlen = 0;
1186         bool errors = false;
1187         bool swapEndian = false;
1188         bool manualPages = false;
1189         uint8_t startPage = 0;
1190         char tempStr[50];
1191
1192         while(param_getchar(Cmd, cmdp) != 0x00)
1193         {
1194                 switch(param_getchar(Cmd, cmdp))
1195                 {
1196                 case 'h':
1197                 case 'H':
1198                         return usage_hf_mfu_dump();
1199                 case 'k':
1200                 case 'K':
1201                         dataLen = param_getstr(Cmd, cmdp+1, tempStr);
1202                         if (dataLen == 32 || dataLen == 8) { //ul-c or ev1/ntag key length
1203                                 errors = param_gethex(tempStr, 0, authenticationkey, dataLen);
1204                                 dataLen /= 2;
1205                         } else {
1206                                 PrintAndLog("\nERROR: Key is incorrect length\n");
1207                                 errors = true;
1208                         }
1209                         cmdp += 2;
1210                         hasAuthKey = true;
1211                         break;
1212                 case 'l':
1213                 case 'L':
1214                         swapEndian = true;
1215                         cmdp++;
1216                         break;
1217                 case 'n':
1218                 case 'N':
1219                         fileNlen = param_getstr(Cmd, cmdp+1, filename);
1220                         if (!fileNlen) errors = true;
1221                         if (fileNlen > FILE_PATH_SIZE-5) fileNlen = FILE_PATH_SIZE-5;
1222                         cmdp += 2;
1223                         break;
1224                 case 'p':
1225                 case 'P':
1226                         startPage = param_get8(Cmd, cmdp+1);
1227                         manualPages = true;
1228                         cmdp += 2;
1229                         break;
1230                 case 'q':
1231                 case 'Q':
1232                         Pages = param_get8(Cmd, cmdp+1);
1233                         cmdp += 2;
1234                         manualPages = true;
1235                         break;
1236                 default:
1237                         PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1238                         errors = true;
1239                         break;
1240                 }
1241                 if(errors) break;
1242         }
1243
1244         //Validations
1245         if(errors) return usage_hf_mfu_dump();
1246
1247         if (swapEndian && hasAuthKey)
1248                 authKeyPtr = SwapEndian64(authenticationkey, dataLen, (dataLen == 16) ? 8 : 4);
1249
1250         TagTypeUL_t tagtype = GetHF14AMfU_Type();
1251         if (tagtype == UL_ERROR) return -1;
1252
1253         if (!manualPages) //get number of pages to read
1254                 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++)
1255                         if (tagtype & UL_TYPES_ARRAY[idx])
1256                                 Pages = UL_MEMORY_ARRAY[idx]+1; //add one as maxblks starts at 0
1257
1258         ul_print_type(tagtype, 0);
1259         PrintAndLog("Reading tag memory...");
1260         UsbCommand c = {CMD_MIFAREU_READCARD, {startPage,Pages}};
1261         if ( hasAuthKey ) {
1262                 if (tagtype & UL_C)
1263                         c.arg[2] = 1; //UL_C auth
1264                 else
1265                         c.arg[2] = 2; //UL_EV1/NTAG auth
1266
1267                 memcpy(c.d.asBytes, authKeyPtr, dataLen);
1268         }
1269
1270         clearCommandBuffer();
1271         SendCommand(&c);
1272         UsbCommand resp;
1273         if (!WaitForResponseTimeout(CMD_ACK, &resp,1500)) {
1274                 PrintAndLog("Command execute time-out");
1275                 return 1;
1276         }
1277         if (resp.arg[0] != 1) {
1278                 PrintAndLog("Failed reading block: (%02x)", i);
1279                 return 1;
1280         }
1281
1282         uint32_t startindex = resp.arg[2];
1283         uint32_t bufferSize = resp.arg[1];
1284         if (bufferSize > sizeof(data)) {
1285                 PrintAndLog("Data exceeded Buffer size!");
1286                 bufferSize = sizeof(data);
1287         }
1288         GetFromBigBuf(data, bufferSize, startindex);
1289         WaitForResponse(CMD_ACK,NULL);
1290
1291         Pages = bufferSize/4;
1292         // Load lock bytes.
1293         int j = 0;
1294
1295         lockbytes_t = data + 8;
1296         lockbytes[0] = lockbytes_t[2];
1297         lockbytes[1] = lockbytes_t[3];
1298         for(j = 0; j < 16; j++){
1299                 bit[j] = lockbytes[j/8] & ( 1 <<(7-j%8));
1300         }
1301
1302         // Load bottom lockbytes if available
1303         // TODO -- FIGURE OUT LOCK BYTES FOR TO EV1 and/or NTAG
1304         if ( Pages == 44 ) {
1305                 lockbytes_t2 = data + (40*4);
1306                 lockbytes2[0] = lockbytes_t2[2];
1307                 lockbytes2[1] = lockbytes_t2[3];
1308                 for (j = 0; j < 16; j++) {
1309                         bit2[j] = lockbytes2[j/8] & ( 1 <<(7-j%8));
1310                 }
1311         }
1312
1313         // add keys to block dump
1314         if (hasAuthKey) {
1315                 if (!swapEndian){
1316                         authKeyPtr = SwapEndian64(authenticationkey, dataLen, (dataLen == 16) ? 8 : 4);
1317                 } else {
1318                         authKeyPtr = authenticationkey;
1319                 }
1320
1321                 if (tagtype & UL_C){ //add 4 pages
1322                         memcpy(data + Pages*4, authKeyPtr, dataLen);
1323                         Pages += dataLen/4;
1324                 } else { // 2nd page from end
1325                         memcpy(data + (Pages*4) - 8, authenticationkey, dataLen);
1326                 }
1327         }
1328
1329         PrintAndLog("\nBlock#  | Data        |lck| Ascii");
1330         PrintAndLog("---------------------------------");
1331         for (i = 0; i < Pages; ++i) {
1332                 if ( i < 3 ) {
1333                         PrintAndLog("%02d/0x%02X | %s|   | ", i+startPage, i+startPage, sprint_hex(data + i * 4, 4));
1334                         continue;
1335                 }
1336                 switch(i){
1337                         case 3: tmplockbit = bit[4]; break;
1338                         case 4: tmplockbit = bit[3]; break;
1339                         case 5: tmplockbit = bit[2]; break;
1340                         case 6: tmplockbit = bit[1]; break;
1341                         case 7: tmplockbit = bit[0]; break;
1342                         case 8: tmplockbit = bit[15]; break;
1343                         case 9: tmplockbit = bit[14]; break;
1344                         case 10: tmplockbit = bit[13]; break;
1345                         case 11: tmplockbit = bit[12]; break;
1346                         case 12: tmplockbit = bit[11]; break;
1347                         case 13: tmplockbit = bit[10]; break;
1348                         case 14: tmplockbit = bit[9]; break;
1349                         case 15: tmplockbit = bit[8]; break;
1350                         case 16:
1351                         case 17:
1352                         case 18:
1353                         case 19: tmplockbit = bit2[6]; break;
1354                         case 20:
1355                         case 21:
1356                         case 22:
1357                         case 23: tmplockbit = bit2[5]; break;
1358                         case 24:
1359                         case 25:
1360                         case 26:
1361                         case 27: tmplockbit = bit2[4]; break;
1362                         case 28:
1363                         case 29:
1364                         case 30:
1365                         case 31: tmplockbit = bit2[2]; break;
1366                         case 32:
1367                         case 33:
1368                         case 34:
1369                         case 35: tmplockbit = bit2[1]; break;
1370                         case 36:
1371                         case 37:
1372                         case 38:
1373                         case 39: tmplockbit = bit2[0]; break;
1374                         case 40: tmplockbit = bit2[12]; break;
1375                         case 41: tmplockbit = bit2[11]; break;
1376                         case 42: tmplockbit = bit2[10]; break; //auth0
1377                         case 43: tmplockbit = bit2[9]; break;  //auth1
1378                         default: break;
1379                 }
1380                 PrintAndLog("%02d/0x%02X | %s| %d | %.4s", i+startPage, i+startPage, sprint_hex(data + i * 4, 4), tmplockbit, data+i*4);
1381         }
1382         PrintAndLog("---------------------------------");
1383
1384         // user supplied filename?
1385         if (fileNlen < 1) {
1386                 // UID = data 0-1-2 4-5-6-7  (skips a beat)
1387                 sprintf(fnameptr,"%02X%02X%02X%02X%02X%02X%02X.bin",
1388                         data[0],data[1], data[2], data[4],data[5],data[6], data[7]);
1389         } else {
1390                 sprintf(fnameptr + fileNlen,".bin");
1391         }
1392
1393         if ((fout = fopen(filename,"wb")) == NULL) {
1394                 PrintAndLog("Could not create file name %s", filename);
1395                 return 1;
1396         }
1397         fwrite( data, 1, Pages*4, fout );
1398         fclose(fout);
1399
1400         PrintAndLog("Dumped %d pages, wrote %d bytes to %s", Pages, Pages*4, filename);
1401         return 0;
1402 }
1403
1404 //-------------------------------------------------------------------------------
1405 // Ultralight C Methods
1406 //-------------------------------------------------------------------------------
1407
1408 //
1409 // Ultralight C Authentication Demo {currently uses hard-coded key}
1410 //
1411 int CmdHF14AMfucAuth(const char *Cmd){
1412
1413         uint8_t keyNo = 3;
1414         bool errors = false;
1415
1416         char cmdp = param_getchar(Cmd, 0);
1417
1418         //Change key to user defined one
1419         if (cmdp == 'k' || cmdp == 'K'){
1420                 keyNo = param_get8(Cmd, 1);
1421                 if(keyNo > KEYS_3DES_COUNT)
1422                         errors = true;
1423         }
1424
1425         if (cmdp == 'h' || cmdp == 'H')
1426                 errors = true;
1427
1428         if (errors) {
1429                 PrintAndLog("Usage:  hf mfu cauth k <key number>");
1430                 PrintAndLog("      0 (default): 3DES standard key");
1431                 PrintAndLog("      1 : all 0x00 key");
1432                 PrintAndLog("      2 : 0x00-0x0F key");
1433                 PrintAndLog("      3 : nfc key");
1434                 PrintAndLog("      4 : all 0x01 key");
1435                 PrintAndLog("      5 : all 0xff key");
1436                 PrintAndLog("      6 : 0x00-0xFF key");
1437                 PrintAndLog("\n      sample : hf mfu cauth k");
1438                 PrintAndLog("               : hf mfu cauth k 3");
1439                 return 0;
1440         }
1441
1442         uint8_t *key = default_3des_keys[keyNo];
1443         if (ulc_authentication(key, true))
1444                 PrintAndLog("Authentication successful. 3des key: %s",sprint_hex(key, 16));
1445         else
1446                 PrintAndLog("Authentication failed");
1447
1448         return 0;
1449 }
1450
1451 /**
1452 A test function to validate that the polarssl-function works the same
1453 was as the openssl-implementation.
1454 Commented out, since it requires openssl
1455
1456 int CmdTestDES(const char * cmd)
1457 {
1458         uint8_t key[16] = {0x00};
1459
1460         memcpy(key,key3_3des_data,16);
1461         DES_cblock RndA, RndB;
1462
1463         PrintAndLog("----------OpenSSL DES implementation----------");
1464         {
1465                 uint8_t e_RndB[8] = {0x00};
1466                 unsigned char RndARndB[16] = {0x00};
1467
1468                 DES_cblock iv = { 0 };
1469                 DES_key_schedule ks1,ks2;
1470                 DES_cblock key1,key2;
1471
1472                 memcpy(key,key3_3des_data,16);
1473                 memcpy(key1,key,8);
1474                 memcpy(key2,key+8,8);
1475
1476
1477                 DES_set_key((DES_cblock *)key1,&ks1);
1478                 DES_set_key((DES_cblock *)key2,&ks2);
1479
1480                 DES_random_key(&RndA);
1481                 PrintAndLog("     RndA:%s",sprint_hex(RndA, 8));
1482                 PrintAndLog("     e_RndB:%s",sprint_hex(e_RndB, 8));
1483                 //void DES_ede2_cbc_encrypt(const unsigned char *input,
1484                 //    unsigned char *output, long length, DES_key_schedule *ks1,
1485                 //    DES_key_schedule *ks2, DES_cblock *ivec, int enc);
1486                 DES_ede2_cbc_encrypt(e_RndB,RndB,sizeof(e_RndB),&ks1,&ks2,&iv,0);
1487
1488                 PrintAndLog("     RndB:%s",sprint_hex(RndB, 8));
1489                 rol(RndB,8);
1490                 memcpy(RndARndB,RndA,8);
1491                 memcpy(RndARndB+8,RndB,8);
1492                 PrintAndLog("     RA+B:%s",sprint_hex(RndARndB, 16));
1493                 DES_ede2_cbc_encrypt(RndARndB,RndARndB,sizeof(RndARndB),&ks1,&ks2,&e_RndB,1);
1494                 PrintAndLog("enc(RA+B):%s",sprint_hex(RndARndB, 16));
1495
1496         }
1497         PrintAndLog("----------PolarSSL implementation----------");
1498         {
1499                 uint8_t random_a[8]     = { 0 };
1500                 uint8_t enc_random_a[8] = { 0 };
1501                 uint8_t random_b[8]     = { 0 };
1502                 uint8_t enc_random_b[8] = { 0 };
1503                 uint8_t random_a_and_b[16] = { 0 };
1504                 des3_context ctx        = { 0 };
1505
1506                 memcpy(random_a, RndA,8);
1507
1508                 uint8_t output[8]       = { 0 };
1509                 uint8_t iv[8]           = { 0 };
1510
1511                 PrintAndLog("     RndA  :%s",sprint_hex(random_a, 8));
1512                 PrintAndLog("     e_RndB:%s",sprint_hex(enc_random_b, 8));
1513
1514                 des3_set2key_dec(&ctx, key);
1515
1516                 des3_crypt_cbc(&ctx      // des3_context *ctx
1517                         , DES_DECRYPT        // int mode
1518                         , sizeof(random_b)   // size_t length
1519                         , iv                 // unsigned char iv[8]
1520                         , enc_random_b       // const unsigned char *input
1521                         , random_b           // unsigned char *output
1522                         );
1523
1524                 PrintAndLog("     RndB:%s",sprint_hex(random_b, 8));
1525
1526                 rol(random_b,8);
1527                 memcpy(random_a_and_b  ,random_a,8);
1528                 memcpy(random_a_and_b+8,random_b,8);
1529
1530                 PrintAndLog("     RA+B:%s",sprint_hex(random_a_and_b, 16));
1531
1532                 des3_set2key_enc(&ctx, key);
1533
1534                 des3_crypt_cbc(&ctx          // des3_context *ctx
1535                         , DES_ENCRYPT            // int mode
1536                         , sizeof(random_a_and_b)   // size_t length
1537                         , enc_random_b           // unsigned char iv[8]
1538                         , random_a_and_b         // const unsigned char *input
1539                         , random_a_and_b         // unsigned char *output
1540                         );
1541
1542                 PrintAndLog("enc(RA+B):%s",sprint_hex(random_a_and_b, 16));
1543         }
1544         return 0;
1545 }
1546 **/
1547
1548 //
1549 // Mifare Ultralight C - Set password
1550 //
1551 int CmdHF14AMfucSetPwd(const char *Cmd){
1552
1553         uint8_t pwd[16] = {0x00};
1554
1555         char cmdp = param_getchar(Cmd, 0);
1556
1557         if (strlen(Cmd) == 0  || cmdp == 'h' || cmdp == 'H') {
1558                 PrintAndLog("Usage:  hf mfu setpwd <password (32 hex symbols)>");
1559                 PrintAndLog("       [password] - (32 hex symbols)");
1560                 PrintAndLog("");
1561                 PrintAndLog("sample: hf mfu setpwd 000102030405060708090a0b0c0d0e0f");
1562                 PrintAndLog("");
1563                 return 0;
1564         }
1565
1566         if (param_gethex(Cmd, 0, pwd, 32)) {
1567                 PrintAndLog("Password must include 32 HEX symbols");
1568                 return 1;
1569         }
1570
1571         UsbCommand c = {CMD_MIFAREUC_SETPWD};
1572         memcpy( c.d.asBytes, pwd, 16);
1573         clearCommandBuffer();
1574         SendCommand(&c);
1575
1576         UsbCommand resp;
1577
1578         if (WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1579                 if ( (resp.arg[0] & 0xff) == 1)
1580                         PrintAndLog("Ultralight-C new password: %s", sprint_hex(pwd,16));
1581                 else{
1582                         PrintAndLog("Failed writing at block %d", resp.arg[1] & 0xff);
1583                         return 1;
1584                 }
1585         }
1586         else {
1587                 PrintAndLog("command execution time out");
1588                 return 1;
1589         }
1590
1591         return 0;
1592 }
1593
1594 //
1595 // Magic UL / UL-C tags  - Set UID
1596 //
1597 int CmdHF14AMfucSetUid(const char *Cmd){
1598
1599         UsbCommand c;
1600         UsbCommand resp;
1601         uint8_t uid[7] = {0x00};
1602         char cmdp = param_getchar(Cmd, 0);
1603
1604         if (strlen(Cmd) == 0  || cmdp == 'h' || cmdp == 'H') {
1605                 PrintAndLog("Usage:  hf mfu setuid <uid (14 hex symbols)>");
1606                 PrintAndLog("       [uid] - (14 hex symbols)");
1607                 PrintAndLog("\nThis only works for Magic Ultralight tags.");
1608                 PrintAndLog("");
1609                 PrintAndLog("sample: hf mfu setuid 11223344556677");
1610                 PrintAndLog("");
1611                 return 0;
1612         }
1613
1614         if (param_gethex(Cmd, 0, uid, 14)) {
1615                 PrintAndLog("UID must include 14 HEX symbols");
1616                 return 1;
1617         }
1618
1619         // read block2.
1620         c.cmd = CMD_MIFAREU_READBL;
1621         c.arg[0] = 2;
1622         clearCommandBuffer();
1623         SendCommand(&c);
1624         if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1625                 PrintAndLog("Command execute timeout");
1626                 return 2;
1627         }
1628
1629         // save old block2.
1630         uint8_t oldblock2[4] = {0x00};
1631         memcpy(resp.d.asBytes, oldblock2, 4);
1632
1633         // block 0.
1634         c.cmd = CMD_MIFAREU_WRITEBL;
1635         c.arg[0] = 0;
1636         c.d.asBytes[0] = uid[0];
1637         c.d.asBytes[1] = uid[1];
1638         c.d.asBytes[2] = uid[2];
1639         c.d.asBytes[3] =  0x88 ^ uid[0] ^ uid[1] ^ uid[2];
1640         clearCommandBuffer();
1641         SendCommand(&c);
1642         if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1643                 PrintAndLog("Command execute timeout");
1644                 return 3;
1645         }
1646
1647         // block 1.
1648         c.arg[0] = 1;
1649         c.d.asBytes[0] = uid[3];
1650         c.d.asBytes[1] = uid[4];
1651         c.d.asBytes[2] = uid[5];
1652         c.d.asBytes[3] = uid[6];
1653         clearCommandBuffer();
1654         SendCommand(&c);
1655         if (!WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1656                 PrintAndLog("Command execute timeout");
1657                 return 4;
1658         }
1659
1660         // block 2.
1661         c.arg[0] = 2;
1662         c.d.asBytes[0] = uid[3] ^ uid[4] ^ uid[5] ^ uid[6];
1663         c.d.asBytes[1] = oldblock2[1];
1664         c.d.asBytes[2] = oldblock2[2];
1665         c.d.asBytes[3] = oldblock2[3];
1666         clearCommandBuffer();
1667         SendCommand(&c);
1668         if (!WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1669                 PrintAndLog("Command execute timeout");
1670                 return 5;
1671         }
1672
1673         return 0;
1674 }
1675
1676 int CmdHF14AMfuGenDiverseKeys(const char *Cmd){
1677
1678         uint8_t iv[8] = { 0x00 };
1679         uint8_t block = 0x07;
1680
1681         // UL-EV1
1682         //04 57 b6 e2 05 3f 80 UID
1683         //4a f8 4b 19   PWD
1684         uint8_t uid[] = { 0xF4,0xEA, 0x54, 0x8E };
1685         uint8_t mifarekeyA[] = { 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5 };
1686         uint8_t mifarekeyB[] = { 0xB0,0xB1,0xB2,0xB3,0xB4,0xB5 };
1687         uint8_t dkeyA[8] = { 0x00 };
1688         uint8_t dkeyB[8] = { 0x00 };
1689
1690         uint8_t masterkey[] = { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff };
1691
1692         uint8_t mix[8] = { 0x00 };
1693         uint8_t divkey[8] = { 0x00 };
1694
1695         memcpy(mix, mifarekeyA, 4);
1696
1697         mix[4] = mifarekeyA[4] ^ uid[0];
1698         mix[5] = mifarekeyA[5] ^ uid[1];
1699         mix[6] = block ^ uid[2];
1700         mix[7] = uid[3];
1701
1702         des3_context ctx = { 0x00 };
1703         des3_set2key_enc(&ctx, masterkey);
1704
1705         des3_crypt_cbc(&ctx  // des3_context
1706                 , DES_ENCRYPT    // int mode
1707                 , sizeof(mix)    // length
1708                 , iv             // iv[8]
1709                 , mix            // input
1710                 , divkey         // output
1711                 );
1712
1713         PrintAndLog("3DES version");
1714         PrintAndLog("Masterkey    :\t %s", sprint_hex(masterkey,sizeof(masterkey)));
1715         PrintAndLog("UID          :\t %s", sprint_hex(uid, sizeof(uid)));
1716         PrintAndLog("Sector       :\t %0d", block);
1717         PrintAndLog("Mifare key   :\t %s", sprint_hex(mifarekeyA, sizeof(mifarekeyA)));
1718         PrintAndLog("Message      :\t %s", sprint_hex(mix, sizeof(mix)));
1719         PrintAndLog("Diversified key: %s", sprint_hex(divkey+1, 6));
1720
1721         PrintAndLog("\n DES version");
1722
1723         for (int i=0; i < sizeof(mifarekeyA); ++i){
1724                 dkeyA[i] = (mifarekeyA[i] << 1) & 0xff;
1725                 dkeyA[6] |=  ((mifarekeyA[i] >> 7) & 1) << (i+1);
1726         }
1727
1728         for (int i=0; i < sizeof(mifarekeyB); ++i){
1729                 dkeyB[1] |=  ((mifarekeyB[i] >> 7) & 1) << (i+1);
1730                 dkeyB[2+i] = (mifarekeyB[i] << 1) & 0xff;
1731         }
1732
1733         uint8_t zeros[8] = {0x00};
1734         uint8_t newpwd[8] = {0x00};
1735         uint8_t dmkey[24] = {0x00};
1736         memcpy(dmkey, dkeyA, 8);
1737         memcpy(dmkey+8, dkeyB, 8);
1738         memcpy(dmkey+16, dkeyA, 8);
1739         memset(iv, 0x00, 8);
1740
1741         des3_set3key_enc(&ctx, dmkey);
1742
1743         des3_crypt_cbc(&ctx  // des3_context
1744                 , DES_ENCRYPT    // int mode
1745                 , sizeof(newpwd) // length
1746                 , iv             // iv[8]
1747                 , zeros         // input
1748                 , newpwd         // output
1749                 );
1750
1751         PrintAndLog("Mifare dkeyA :\t %s", sprint_hex(dkeyA, sizeof(dkeyA)));
1752         PrintAndLog("Mifare dkeyB :\t %s", sprint_hex(dkeyB, sizeof(dkeyB)));
1753         PrintAndLog("Mifare ABA   :\t %s", sprint_hex(dmkey, sizeof(dmkey)));
1754         PrintAndLog("Mifare Pwd   :\t %s", sprint_hex(newpwd, sizeof(newpwd)));
1755
1756         return 0;
1757 }
1758
1759 // static uint8_t * diversify_key(uint8_t * key){
1760
1761  // for(int i=0; i<16; i++){
1762    // if(i<=6) key[i]^=cuid[i];
1763    // if(i>6) key[i]^=cuid[i%7];
1764  // }
1765  // return key;
1766 // }
1767
1768 // static void GenerateUIDe( uint8_t *uid, uint8_t len){
1769         // for (int i=0; i<len; ++i){
1770
1771         // }
1772         // return;
1773 // }
1774
1775 //------------------------------------
1776 // Menu Stuff
1777 //------------------------------------
1778 static command_t CommandTable[] =
1779 {
1780         {"help",        CmdHelp,                        1, "This help"},
1781         {"dbg",         CmdHF14AMfDbg,          0, "Set default debug mode"},
1782         {"info",        CmdHF14AMfUInfo,        0, "Tag information"},
1783         {"dump",        CmdHF14AMfUDump,        0, "Dump Ultralight / Ultralight-C / NTAG tag to binary file"},
1784         {"rdbl",        CmdHF14AMfURdBl,        0, "Read block"},
1785         {"wrbl",        CmdHF14AMfUWrBl,        0, "Write block"},
1786         {"cauth",       CmdHF14AMfucAuth,       0, "Authentication    - Ultralight C"},
1787         {"setpwd",      CmdHF14AMfucSetPwd, 1, "Set 3des password - Ultralight-C"},
1788         {"setuid",      CmdHF14AMfucSetUid, 1, "Set UID - MAGIC tags only"},
1789         {"gen",         CmdHF14AMfuGenDiverseKeys , 1, "Generate 3des mifare diversified keys"},
1790         {NULL, NULL, 0, NULL}
1791 };
1792
1793 int CmdHFMFUltra(const char *Cmd){
1794         WaitForResponseTimeout(CMD_ACK,NULL,100);
1795         CmdsParse(CommandTable, Cmd);
1796         return 0;
1797 }
1798
1799 int CmdHelp(const char *Cmd){
1800         CmdsHelp(CommandTable);
1801         return 0;
1802 }