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 "../common/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         SendCommand(&c);
 106 }
 107
 108 void ul_switch_off_field(void) {
 109         UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
 110         SendCommand(&c);
 111 }
 112
 113 static int ul_send_cmd_raw( uint8_t *cmd, uint8_t cmdlen, uint8_t *response, uint16_t responseLength ) {
 114         UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT | ISO14A_APPEND_CRC, cmdlen, 0}};
 115         memcpy(c.d.asBytes, cmd, cmdlen);
 116         SendCommand(&c);
 117         UsbCommand resp;
 118         if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) return -1;
 119         if ( !resp.arg[0] && responseLength) return -1;
 120
 121         uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength;
 122         memcpy(response, resp.d.asBytes, resplen);
 123         return resplen;
 124 }
 125 /*
 126 static int ul_send_cmd_raw_crc( uint8_t *cmd, uint8_t cmdlen, uint8_t *response, uint16_t responseLength, bool append_crc ) {
 127         UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT , cmdlen, 0}};
 128         if (append_crc)
 129                 c.arg[0] |= ISO14A_APPEND_CRC;
 130
 131         memcpy(c.d.asBytes, cmd, cmdlen);
 132         SendCommand(&c);
 133         UsbCommand resp;
 134         if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
 135         if (!resp.arg[0] && responseLength) return -1;
 136
 137         uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength;
 138                 memcpy(response, resp.d.asBytes, resplen );
 139         return resplen;
 140 }
 141 */
 142 static int ul_select( iso14a_card_select_t *card ){
 143
 144         ul_switch_on_field();
 145
 146         UsbCommand resp;
 147         bool ans = false;
 148         ans = WaitForResponseTimeout(CMD_ACK, &resp, 1500);
 149         if (!ans || resp.arg[0] < 1) {
 150                 PrintAndLog("iso14443a card select failed");
 151                 ul_switch_off_field();
 152                 return 0;
 153         }
 154
 155         memcpy(card, resp.d.asBytes, sizeof(iso14a_card_select_t));
 156         return 1;
 157 }
 158
 159 // This read command will at least return 16bytes.
 160 static int ul_read( uint8_t page, uint8_t *response, uint16_t responseLength ){
 161
 162         uint8_t cmd[] = {ISO14443A_CMD_READBLOCK, page};
 163         int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
 164         return len;
 165 }
 166
 167 static int ul_comp_write( uint8_t page, uint8_t *data, uint8_t datalen ){
 168
 169         uint8_t cmd[18];
 170         memset(cmd, 0x00, sizeof(cmd));
 171         datalen = ( datalen > 16) ? 16 : datalen;
 172
 173         cmd[0] = ISO14443A_CMD_WRITEBLOCK;
 174         cmd[1] = page;
 175         memcpy(cmd+2, data, datalen);
 176
 177         uint8_t response[1] = {0xff};
 178         ul_send_cmd_raw(cmd, 2+datalen, response, sizeof(response));
 179         // ACK
 180         if ( response[0] == 0x0a ) return 0;
 181         // NACK
 182         return -1;
 183 }
 184
 185 static int ulc_requestAuthentication( uint8_t *nonce, uint16_t nonceLength ){
 186
 187         uint8_t cmd[] = {MIFARE_ULC_AUTH_1, 0x00};
 188         int len = ul_send_cmd_raw(cmd, sizeof(cmd), nonce, nonceLength);
 189         return len;
 190 }
 191
 192 static int ulc_authentication( uint8_t *key, bool switch_off_field ){
 193
 194         UsbCommand c = {CMD_MIFAREUC_AUTH, {switch_off_field}};
 195         memcpy(c.d.asBytes, key, 16);
 196         SendCommand(&c);
 197         UsbCommand resp;
 198         if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) return 0;
 199         if ( resp.arg[0] == 1 ) return 1;
 200
 201         return 0;
 202 }
 203
 204 static int ulev1_requestAuthentication( uint8_t *pwd, uint8_t *pack, uint16_t packLength ){
 205
 206         uint8_t cmd[] = {MIFARE_ULEV1_AUTH, pwd[0], pwd[1], pwd[2], pwd[3]};
 207         int len = ul_send_cmd_raw(cmd, sizeof(cmd), pack, packLength);
 208         return len;
 209 }
 210
 211 static int ul_auth_select( iso14a_card_select_t *card, TagTypeUL_t tagtype, bool hasAuthKey, uint8_t *authenticationkey, uint8_t *pack, uint8_t packSize){
 212         if ( hasAuthKey && (tagtype & UL_C)) {
 213                 //will select card automatically and close connection on error
 214                 if (!ulc_authentication(authenticationkey, false)) {
 215                         PrintAndLog("Error: Authentication Failed UL-C");
 216                         return 0;
 217                 }
 218         } else {
 219                 if ( !ul_select(card) ) return 0;
 220
 221                 if (hasAuthKey) {
 222                         if (ulev1_requestAuthentication(authenticationkey, pack, packSize) < 1) {
 223                                 ul_switch_off_field();
 224                                 PrintAndLog("Error: Authentication Failed UL-EV1/NTAG");
 225                                 return 0;
 226                         }
 227                 }
 228         }
 229         return 1;
 230 }
 231
 232 static int ulev1_getVersion( uint8_t *response, uint16_t responseLength ){
 233
 234         uint8_t cmd[] = {MIFARE_ULEV1_VERSION};
 235         int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
 236         return len;
 237 }
 238
 239 // static int ulev1_fastRead( uint8_t startblock, uint8_t endblock, uint8_t *response ){
 240
 241         // uint8_t cmd[] = {MIFARE_ULEV1_FASTREAD, startblock, endblock};
 242
 243         // if ( !ul_send_cmd_raw(cmd, sizeof(cmd), response)){
 244                 // return -1;
 245         // }
 246         // return 0;
 247 // }
 248
 249 static int ulev1_readCounter( uint8_t counter, uint8_t *response, uint16_t responseLength ){
 250
 251         uint8_t cmd[] = {MIFARE_ULEV1_READ_CNT, counter};
 252         int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
 253         return len;
 254 }
 255
 256 static int ulev1_readTearing( uint8_t counter, uint8_t *response, uint16_t responseLength ){
 257
 258         uint8_t cmd[] = {MIFARE_ULEV1_CHECKTEAR, counter};
 259         int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
 260         return len;
 261 }
 262
 263 static int ulev1_readSignature( uint8_t *response, uint16_t responseLength ){
 264
 265         uint8_t cmd[] = {MIFARE_ULEV1_READSIG, 0x00};
 266         int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
 267         return len;
 268 }
 269
 270 static int ul_print_default( uint8_t *data){
 271
 272         uint8_t uid[7];
 273         uid[0] = data[0];
 274         uid[1] = data[1];
 275         uid[2] = data[2];
 276         uid[3] = data[4];
 277         uid[4] = data[5];
 278         uid[5] = data[6];
 279         uid[6] = data[7];
 280
 281         PrintAndLog("       UID : %s ", sprint_hex(uid, 7));
 282         PrintAndLog("    UID[0] : %02X, %s",  uid[0], getTagInfo(uid[0]) );
 283         if ( uid[0] == 0x05 ) {
 284                 uint8_t chip = (data[8] & 0xC7); // 11000111  mask, bit 3,4,5 RFU
 285                 switch (chip){
 286                         case 0xc2: PrintAndLog("   IC type : SLE 66R04P"); break;
 287                         case 0xc4: PrintAndLog("   IC type : SLE 66R16P"); break;
 288                         case 0xc6: PrintAndLog("   IC type : SLE 66R32P"); break;
 289                 }
 290         }
 291         // CT (cascade tag byte) 0x88 xor SN0 xor SN1 xor SN2
 292         int crc0 = 0x88 ^ data[0] ^ data[1] ^data[2];
 293         if ( data[3] == crc0 )
 294                 PrintAndLog("      BCC0 : %02X, Ok", data[3]);
 295         else
 296                 PrintAndLog("      BCC0 : %02X, crc should be %02X", data[3], crc0);
 297
 298         int crc1 = data[4] ^ data[5] ^ data[6] ^data[7];
 299         if ( data[8] == crc1 )
 300                 PrintAndLog("      BCC1 : %02X, Ok", data[8]);
 301         else
 302                 PrintAndLog("      BCC1 : %02X, crc should be %02X", data[8], crc1 );
 303
 304         PrintAndLog("  Internal : %02X, %sdefault", data[9], (data[9]==0x48)?"":"not " );
 305
 306         PrintAndLog("      Lock : %s - %s",
 307                                 sprint_hex(data+10, 2),
 308                                 printBits(2, data+10)
 309                 );
 310
 311         PrintAndLog("OneTimePad : %s - %s\n",
 312                                 sprint_hex(data + 12, 4),
 313                                 printBits(4, data+12)
 314                 );
 315
 316         return 0;
 317 }
 318
 319 static int ndef_print_CC(uint8_t *data) {
 320         // no NDEF message
 321         if(data[0] != 0xe1)
 322                 return -1;
 323
 324         PrintAndLog("--- NDEF Message");
 325         PrintAndLog("Capability Container: %s", sprint_hex(data,4) );
 326         PrintAndLog("  %02X : NDEF Magic Number", data[0]);
 327         PrintAndLog("  %02X : version %d.%d supported by tag", data[1], (data[1] & 0xF0) >> 4, data[1] & 0x0f);
 328         PrintAndLog("  %02X : Physical Memory Size: %d bytes", data[2], (data[2] + 1) * 8);
 329         if ( data[2] == 0x12 )
 330                 PrintAndLog("  %02X : NDEF Memory Size: %d bytes", data[2], 144);
 331         else if ( data[2] == 0x3e )
 332                 PrintAndLog("  %02X : NDEF Memory Size: %d bytes", data[2], 496);
 333         else if ( data[2] == 0x6d )
 334                 PrintAndLog("  %02X : NDEF Memory Size: %d bytes", data[2], 872);
 335
 336         PrintAndLog("  %02X : %s / %s", data[3],
 337                                 (data[3] & 0xF0) ? "(RFU)" : "Read access granted without any security",
 338                                 (data[3] & 0x0F)==0 ? "Write access granted without any security" : (data[3] & 0x0F)==0x0F ? "No write access granted at all" : "(RFU)");
 339         return 0;
 340 }
 341
 342 int ul_print_type(uint32_t tagtype, uint8_t spaces){
 343         char spc[11] = "          ";
 344         spc[10]=0x00;
 345         char *spacer = spc + (10-spaces);
 346
 347         if ( tagtype & UL )
 348                 PrintAndLog("%sTYPE : MIFARE Ultralight (MF0ICU1) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
 349         else if ( tagtype & UL_C)
 350                 PrintAndLog("%sTYPE : MIFARE Ultralight C (MF0ULC) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
 351         else if ( tagtype & UL_EV1_48)
 352                 PrintAndLog("%sTYPE : MIFARE Ultralight EV1 48bytes (MF0UL1101)", spacer);
 353         else if ( tagtype & UL_EV1_128)
 354                 PrintAndLog("%sTYPE : MIFARE Ultralight EV1 128bytes (MF0UL2101)", spacer);
 355         else if ( tagtype & NTAG )
 356                 PrintAndLog("%sTYPE : NTAG UNKNOWN", spacer);
 357         else if ( tagtype & NTAG_203 )
 358                 PrintAndLog("%sTYPE : NTAG 203 144bytes (NT2H0301F0DT)", spacer);
 359         else if ( tagtype & NTAG_210 )
 360                 PrintAndLog("%sTYPE : NTAG 210 48bytes (NT2L1011G0DU)", spacer);
 361         else if ( tagtype & NTAG_212 )
 362                 PrintAndLog("%sTYPE : NTAG 212 128bytes (NT2L1211G0DU)", spacer);
 363         else if ( tagtype & NTAG_213 )
 364                 PrintAndLog("%sTYPE : NTAG 213 144bytes (NT2H1311G0DU)", spacer);
 365         else if ( tagtype & NTAG_215 )
 366                 PrintAndLog("%sTYPE : NTAG 215 504bytes (NT2H1511G0DU)", spacer);
 367         else if ( tagtype & NTAG_216 )
 368                 PrintAndLog("%sTYPE : NTAG 216 888bytes (NT2H1611G0DU)", spacer);
 369         else if ( tagtype & NTAG_I2C_1K )
 370                 PrintAndLog("%sTYPE : NTAG I%sC 888bytes (NT3H1101FHK)", spacer, "\xFD");
 371         else if ( tagtype & NTAG_I2C_2K )
 372                 PrintAndLog("%sTYPE : NTAG I%sC 1904bytes (NT3H1201FHK)", spacer, "\xFD");
 373         else if ( tagtype & MY_D )
 374                 PrintAndLog("%sTYPE : INFINEON my-d\x99", spacer);
 375         else if ( tagtype & MY_D_NFC )
 376                 PrintAndLog("%sTYPE : INFINEON my-d\x99 NFC", spacer);
 377         else if ( tagtype & MY_D_MOVE )
 378                 PrintAndLog("%sTYPE : INFINEON my-d\x99 move", spacer);
 379         else if ( tagtype & MY_D_MOVE_NFC )
 380                 PrintAndLog("%sTYPE : INFINEON my-d\x99 move NFC", spacer);
 381         else
 382                 PrintAndLog("%sTYPE : Unknown %06x", spacer, tagtype);
 383         return 0;
 384 }
 385
 386 static int ulc_print_3deskey( uint8_t *data){
 387         PrintAndLog("         deskey1 [44/0x2C] : %s [%.4s]", sprint_hex(data   ,4),data);
 388         PrintAndLog("         deskey1 [45/0x2D] : %s [%.4s]", sprint_hex(data+4 ,4),data+4);
 389         PrintAndLog("         deskey2 [46/0x2E] : %s [%.4s]", sprint_hex(data+8 ,4),data+8);
 390         PrintAndLog("         deskey2 [47/0x2F] : %s [%.4s]", sprint_hex(data+12,4),data+12);
 391         PrintAndLog("\n 3des key : %s", sprint_hex(SwapEndian64(data, 16, 8), 16));
 392         return 0;
 393 }
 394
 395 static int ulc_print_configuration( uint8_t *data){
 396
 397         PrintAndLog("--- UL-C Configuration");
 398         PrintAndLog(" Higher Lockbits [40/0x28] : %s - %s", sprint_hex(data, 4), printBits(2, data));
 399         PrintAndLog("         Counter [41/0x29] : %s - %s", sprint_hex(data+4, 4), printBits(2, data+4));
 400
 401         bool validAuth = (data[8] >= 0x03 && data[8] <= 0x30);
 402         if ( validAuth )
 403                 PrintAndLog("           Auth0 [42/0x2A] : %s page %d/0x%02X and above need authentication", sprint_hex(data+8, 4), data[8],data[8] );
 404         else{
 405                 if ( data[8] == 0){
 406                         PrintAndLog("           Auth0 [42/0x2A] : %s default", sprint_hex(data+8, 4) );
 407                 } else {
 408                         PrintAndLog("           Auth0 [42/0x2A] : %s auth byte is out-of-range", sprint_hex(data+8, 4) );
 409                 }
 410         }
 411         PrintAndLog("           Auth1 [43/0x2B] : %s %s",
 412                         sprint_hex(data+12, 4),
 413                         (data[12] & 1) ? "write access restricted": "read and write access restricted"
 414                         );
 415         return 0;
 416 }
 417
 418 static int ulev1_print_configuration( uint8_t *data){
 419
 420         PrintAndLog("\n--- Tag Configuration");
 421
 422         bool strg_mod_en = (data[0] & 2);
 423         uint8_t authlim = (data[4] & 0x07);
 424         bool cfglck = (data[4] & 0x40);
 425         bool prot = (data[4] & 0x80);
 426         uint8_t vctid = data[5];
 427
 428         PrintAndLog(" cfg0 [16/0x10]: %s", sprint_hex(data, 4));
 429         if ( data[3] < 0xff )
 430                 PrintAndLog("                    - page %d and above need authentication",data[3]);
 431         else
 432                 PrintAndLog("                    - pages don't need authentication");
 433         PrintAndLog("                    - strong modulation mode %s", (strg_mod_en) ? "enabled":"disabled");
 434         PrintAndLog(" cfg1 [17/0x11]: %s", sprint_hex(data+4, 4) );
 435         if ( authlim == 0)
 436                 PrintAndLog("                    - Unlimited password attempts");
 437         else
 438                 PrintAndLog("                    - Max number of password attempts is %d", authlim);
 439         PrintAndLog("                    - user configuration %s", cfglck ? "permanently locked":"writeable");
 440         PrintAndLog("                    - %s access is protected with password", prot ? "read and write":"write");
 441         PrintAndLog("                 %02X - Virtual Card Type Identifier is %s default", vctid, (vctid==0x05)? "":"not");
 442         PrintAndLog(" PWD  [18/0x12]: %s", sprint_hex(data+8, 4));
 443         PrintAndLog(" PACK [19/0x13]: %s", sprint_hex(data+12, 4));
 444         return 0;
 445 }
 446
 447 static int ulev1_print_counters(){
 448         PrintAndLog("--- Tag Counters");
 449         uint8_t tear[1] = {0};
 450         uint8_t counter[3] = {0,0,0};
 451         uint16_t len = 0;
 452         for ( uint8_t i = 0; i<3; ++i) {
 453                 ulev1_readTearing(i,tear,sizeof(tear));
 454                 len = ulev1_readCounter(i,counter, sizeof(counter) );
 455                 if (len == 3) {
 456                 PrintAndLog("       [%0d] : %s", i, sprint_hex(counter,3));
 457                 PrintAndLog("                    - %02X tearing %s", tear[0], ( tear[0]==0xBD)?"Ok":"failure");
 458         }
 459         }
 460         return len;
 461 }
 462
 463 static int ulev1_print_signature( uint8_t *data, uint8_t len){
 464         PrintAndLog("\n--- Tag Signature");
 465         //PrintAndLog("IC signature public key name  : NXP NTAG21x 2013");  // don't know if there is other NXP public keys.. :(
 466         PrintAndLog("IC signature public key value : 04494e1a386d3d3cfe3dc10e5de68a499b1c202db5b132393e89ed19fe5be8bc61");
 467         PrintAndLog("    Elliptic curve parameters : secp128r1");
 468         PrintAndLog("            Tag ECC Signature : %s", sprint_hex(data, len));
 469         //to do:  verify if signature is valid
 470         //PrintAndLog("IC signature status: %s valid", (iseccvalid() )?"":"not");
 471         return 0;
 472 }
 473
 474 static int ulev1_print_version(uint8_t *data){
 475         PrintAndLog("\n--- Tag Version");
 476         PrintAndLog("       Raw bytes : %s", sprint_hex(data, 8) );
 477         PrintAndLog("       Vendor ID : %02X, %s", data[1], getTagInfo(data[1]));
 478         PrintAndLog("    Product type : %s"             , getProductTypeStr(data[2]));
 479         PrintAndLog(" Product subtype : %02X, %s"       , data[3], (data[3]==1) ?"17 pF":"50pF");
 480         PrintAndLog("   Major version : %02X"   , data[4]);
 481         PrintAndLog("   Minor version : %02X"   , data[5]);
 482         PrintAndLog("            Size : %s", getUlev1CardSizeStr(data[6]));
 483         PrintAndLog("   Protocol type : %02X"   , data[7]);
 484         return 0;
 485 }
 486
 487 /*
 488 static int ulc_magic_test(){
 489         // Magic Ultralight test
 490                 // Magic UL-C, by observation,
 491         // 1) it seems to have a static nonce response to 0x1A command.
 492         // 2) the deskey bytes is not-zero:d out on as datasheet states.
 493         // 3) UID - changeable, not only, but pages 0-1-2-3.
 494         // 4) use the ul_magic_test !  magic tags answers specially!
 495         int returnValue = UL_ERROR;
 496         iso14a_card_select_t card;
 497         uint8_t nonce1[11] = {0x00};
 498         uint8_t nonce2[11] = {0x00};
 499         int status = ul_select(&card);
 500         if ( !status ){
 501                 return UL_ERROR;
 502         }
 503         status = ulc_requestAuthentication(nonce1, sizeof(nonce1));
 504         if ( status > 0 ) {
 505                 status = ulc_requestAuthentication(nonce2, sizeof(nonce2));
 506                 returnValue =  ( !memcmp(nonce1, nonce2, 11) ) ? UL_C_MAGIC : UL_C;
 507         } else {
 508                 returnValue = UL;
 509         }
 510         ul_switch_off_field();
 511         return returnValue;
 512 }
 513 */
 514 static int ul_magic_test(){
 515
 516         // Magic Ultralight tests
 517         // 1) take present UID, and try to write it back. OBSOLETE
 518         // 2) make a wrong length write to page0, and see if tag answers with ACK/NACK:
 519         iso14a_card_select_t card;
 520         if ( !ul_select(&card) )
 521                 return UL_ERROR;
 522         int status = ul_comp_write(0, NULL, 0);
 523         ul_switch_off_field();
 524         if ( status == 0 )
 525                 return MAGIC;
 526         return 0;
 527 }
 528
 529 uint32_t GetHF14AMfU_Type(void){
 530
 531         TagTypeUL_t tagtype = UNKNOWN;
 532         iso14a_card_select_t card;
 533         uint8_t version[10] = {0x00};
 534         int status = 0;
 535         int len;
 536
 537         if (!ul_select(&card)) return UL_ERROR;
 538
 539         // Ultralight - ATQA / SAK
 540         if ( card.atqa[1] != 0x00 || card.atqa[0] != 0x44 || card.sak != 0x00 ) {
 541                 PrintAndLog("Tag is not Ultralight | NTAG | MY-D  [ATQA: %02X %02X SAK: %02X]\n", card.atqa[1], card.atqa[0], card.sak);
 542                 ul_switch_off_field();
 543                 return UL_ERROR;
 544         }
 545
 546         if ( card.uid[0] != 0x05) {
 547
 548                 len  = ulev1_getVersion(version, sizeof(version));
 549                 ul_switch_off_field();
 550
 551                 switch (len) {
 552                         case 0x0A: {
 553
 554                                 if ( version[2] == 0x03 && version[6] == 0x0B )
 555                                         tagtype = UL_EV1_48;
 556                                 else if ( version[2] == 0x03 && version[6] != 0x0B )
 557                                         tagtype = UL_EV1_128;
 558                                 else if ( version[2] == 0x04 && version[3] == 0x01 && version[6] == 0x0B )
 559                                         tagtype = NTAG_210;
 560                                 else if ( version[2] == 0x04 && version[3] == 0x01 && version[6] == 0x0E )
 561                                         tagtype = NTAG_212;
 562                                 else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x0F )
 563                                         tagtype = NTAG_213;
 564                                 else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x11 )
 565                                         tagtype = NTAG_215;
 566                                 else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x13 )
 567                                         tagtype = NTAG_216;
 568                                 else if ( version[2] == 0x04 && version[3] == 0x05 && version[6] == 0x13 )
 569                                         tagtype = NTAG_I2C_1K;
 570                                 else if ( version[2] == 0x04 && version[3] == 0x05 && version[6] == 0x15 )
 571                                         tagtype = NTAG_I2C_2K;
 572                                 else if ( version[2] == 0x04 )
 573                                         tagtype = NTAG;
 574
 575                                 break;
 576                                 }
 577                         case 0x01: tagtype = UL_C; break;
 578                         case 0x00: tagtype = UL; break;
 579                         case -1  : tagtype = (UL | UL_C | NTAG_203); break;  // could be UL | UL_C magic tags
 580                         default  : tagtype = UNKNOWN; break;
 581                 }
 582                 // UL vs UL-C vs ntag203 test
 583                 if (tagtype & (UL | UL_C | NTAG_203)) {
 584                         if ( !ul_select(&card) ) return UL_ERROR;
 585
 586                         // do UL_C check first...
 587                         uint8_t nonce[11] = {0x00};
 588                         status = ulc_requestAuthentication(nonce, sizeof(nonce));
 589                         ul_switch_off_field();
 590                         if (status > 1) {
 591                                 tagtype = UL_C;
 592                         } else {
 593                                 // need to re-select after authentication error
 594                                 if ( !ul_select(&card) ) return UL_ERROR;
 595
 596                                 uint8_t data[16] = {0x00};
 597                                 // read page 0x26-0x29 (last valid ntag203 page)
 598                                 status = ul_read(0x26, data, sizeof(data));
 599                                 if ( status <= 1 ) {
 600                                         tagtype = UL;
 601                                 } else {
 602                                         // read page 0x30 (should error if it is a ntag203)
 603                                         status = ul_read(0x30, data, sizeof(data));
 604                                         if ( status <= 1 ){
 605                                                 tagtype = NTAG_203;
 606                                         } else {
 607                                                 tagtype = UNKNOWN;
 608                                         }
 609                                 }
 610                                 ul_switch_off_field();
 611                         }
 612                 }
 613         } else {
 614                 // Infinition MY-D tests   Exam high nibble
 615                 uint8_t nib = (card.uid[1] & 0xf0) >> 4;
 616                 switch ( nib ){
 617                         case 1: tagtype =  MY_D; break;
 618                         case 2: tagtype = (MY_D | MY_D_NFC); break; //notice: we can not currently distinguish between these two
 619                         case 3: tagtype = (MY_D_MOVE | MY_D_MOVE_NFC); break; //notice: we can not currently distinguish between these two
 620                 }
 621         }
 622
 623
 624         tagtype |= ul_magic_test();
 625         if (tagtype == (UNKNOWN | MAGIC)) tagtype = (UL_MAGIC);
 626         return tagtype;
 627 }
 628
 629 int CmdHF14AMfUInfo(const char *Cmd){
 630
 631         uint8_t authlim = 0xff;
 632         uint8_t data[16] = {0x00};
 633         iso14a_card_select_t card;
 634         int status;
 635         bool errors = false;
 636         bool hasAuthKey = false;
 637         bool locked = false;
 638         bool swapEndian = false;
 639         uint8_t cmdp = 0;
 640         uint8_t dataLen = 0;
 641         uint8_t authenticationkey[16] = {0x00};
 642         uint8_t *authkeyptr = authenticationkey;
 643         uint8_t *key;
 644         uint8_t pack[4] = {0,0,0,0};
 645         int len = 0;
 646         char tempStr[50];
 647
 648         while(param_getchar(Cmd, cmdp) != 0x00)
 649         {
 650                 switch(param_getchar(Cmd, cmdp))
 651                 {
 652                 case 'h':
 653                 case 'H':
 654                         return usage_hf_mfu_info();
 655                 case 'k':
 656                 case 'K':
 657                         dataLen = param_getstr(Cmd, cmdp+1, tempStr);
 658                         if (dataLen == 32 || dataLen == 8) { //ul-c or ev1/ntag key length
 659                                 errors = param_gethex(tempStr, 0, authenticationkey, dataLen);
 660                                 dataLen /= 2; // handled as bytes from now on
 661                         } else {
 662                                 PrintAndLog("\nERROR: Key is incorrect length\n");
 663                         errors = true;
 664                         }
 665                         cmdp += 2;
 666                         hasAuthKey = true;
 667                         break;
 668                 case 'l':
 669                 case 'L':
 670                         swapEndian = true;
 671                         cmdp++;
 672                         break;
 673                 default:
 674                         PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
 675                         errors = true;
 676                         break;
 677                 }
 678                 if(errors) break;
 679         }
 680
 681         //Validations
 682         if(errors) return usage_hf_mfu_info();
 683
 684         TagTypeUL_t tagtype = GetHF14AMfU_Type();
 685         if (tagtype == UL_ERROR) return -1;
 686
 687         PrintAndLog("\n--- Tag Information ---------");
 688         PrintAndLog("-------------------------------------------------------------");
 689         ul_print_type(tagtype, 6);
 690
 691         // Swap endianness
 692         if (swapEndian && hasAuthKey) authkeyptr = SwapEndian64(authenticationkey, dataLen, (dataLen == 16) ? 8 : 4 );
 693
 694         if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
 695
 696         // read pages 0,1,2,3 (should read 4pages)
 697         status = ul_read(0, data, sizeof(data));
 698         if ( status == -1 ){
 699                 ul_switch_off_field();
 700                 PrintAndLog("Error: tag didn't answer to READ");
 701                 return status;
 702         } else if (status == 16) {
 703                 ul_print_default(data);
 704                 ndef_print_CC(data+12);
 705         }       else {
 706                 locked = true;
 707         }
 708
 709         // UL_C Specific
 710         if ((tagtype & UL_C)){
 711
 712                 // read pages 0x28, 0x29, 0x2A, 0x2B
 713                 uint8_t ulc_conf[16] = {0x00};
 714                 status = ul_read(0x28, ulc_conf, sizeof(ulc_conf));
 715                 if ( status == -1 ){
 716                         PrintAndLog("Error: tag didn't answer to READ UL-C");
 717                         ul_switch_off_field();
 718                         return status;
 719                 }
 720                 if (status == 16) ulc_print_configuration(ulc_conf);
 721                 else locked = true;
 722
 723                 if ((tagtype & MAGIC)){
 724                         //just read key
 725                         uint8_t ulc_deskey[16] = {0x00};
 726                         status = ul_read(0x2C, ulc_deskey, sizeof(ulc_deskey));
 727                         if ( status == -1 ){
 728                                 ul_switch_off_field();
 729                                 PrintAndLog("Error: tag didn't answer to READ magic");
 730                                 return status;
 731                         }
 732                         if (status == 16) ulc_print_3deskey(ulc_deskey);
 733
 734                 } else {
 735                         ul_switch_off_field();
 736                         // if we called info with key, just return
 737                         if ( hasAuthKey ) return 1;
 738
 739                         // also try to diversify default keys..  look into CmdHF14AMfuGenDiverseKeys
 740                         PrintAndLog("Trying some default 3des keys");
 741                         for (uint8_t i = 0; i < KEYS_3DES_COUNT; ++i ){
 742                                 key = default_3des_keys[i];
 743                                 if (ulc_authentication(key, true)){
 744                                         PrintAndLog("Found default 3des key: ");
 745                                         uint8_t keySwap[16];
 746                                         memcpy(keySwap, SwapEndian64(key,16,8), 16);
 747                                         ulc_print_3deskey(keySwap);
 748                                         return 1;
 749                                 }
 750                         }
 751                         return 1;
 752                 }
 753         }
 754
 755         // do counters and signature first (don't neet auth)
 756
 757         // ul counters are different than ntag counters
 758         if ((tagtype & (UL_EV1_48 | UL_EV1_128))) {
 759                 if (ulev1_print_counters() != 3) {
 760                         // failed - re-select
 761                         if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
 762                 }
 763         }
 764
 765         if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_213 | NTAG_215 | NTAG_216 | NTAG_I2C_1K | NTAG_I2C_2K     ))) {
 766                 uint8_t ulev1_signature[32] = {0x00};
 767                 status = ulev1_readSignature( ulev1_signature, sizeof(ulev1_signature));
 768                 if ( status == -1 ){
 769                         PrintAndLog("Error: tag didn't answer to READ SIGNATURE");
 770                         ul_switch_off_field();
 771                         return status;
 772                 }
 773                 if (status == 32) ulev1_print_signature( ulev1_signature, sizeof(ulev1_signature));
 774                 else {
 775                         // re-select
 776                         if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
 777                 }
 778         }
 779
 780         if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_210 | NTAG_212 | NTAG_213 | NTAG_215 | NTAG_216 | NTAG_I2C_1K | NTAG_I2C_2K))) {
 781                 uint8_t version[10] = {0x00};
 782                 status  = ulev1_getVersion(version, sizeof(version));
 783                 if ( status == -1 ){
 784                         PrintAndLog("Error: tag didn't answer to GETVERSION");
 785                         ul_switch_off_field();
 786                         return status;
 787                 } else if (status == 10) {
 788                         ulev1_print_version(version);
 789                 } else {
 790                         locked = true;
 791                         if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
 792                 }
 793
 794                 uint8_t startconfigblock = 0;
 795                 uint8_t ulev1_conf[16] = {0x00};
 796                 // config blocks always are last 4 pages
 797                 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++)
 798                         if (tagtype & UL_TYPES_ARRAY[idx])
 799                                 startconfigblock = UL_MEMORY_ARRAY[idx]-3;
 800
 801                 if (startconfigblock){ // if we know where the config block is...
 802                 status = ul_read(startconfigblock, ulev1_conf, sizeof(ulev1_conf));
 803                 if ( status == -1 ) {
 804                         PrintAndLog("Error: tag didn't answer to READ EV1");
 805                         ul_switch_off_field();
 806                         return status;
 807                 } else if (status == 16) {
 808                         // save AUTHENTICATION LIMITS for later:
 809                         authlim = (ulev1_conf[4] & 0x07);
 810                         ulev1_print_configuration(ulev1_conf);
 811                         }
 812                 }
 813
 814                 // AUTHLIMIT, (number of failed authentications)
 815                 // 0 = limitless.
 816                 // 1-7 = limit. No automatic tries then.
 817                 // hasAuthKey,  if we was called with key, skip test.
 818                 if ( !authlim && !hasAuthKey ) {
 819                         PrintAndLog("\n--- Known EV1/NTAG passwords.");
 820                         len = 0;
 821                         for (uint8_t i = 0; i < KEYS_PWD_COUNT; ++i ){
 822                                 key = default_pwd_pack[i];
 823                                         len = ulev1_requestAuthentication(key, pack, sizeof(pack));
 824                                 if (len >= 1) {
 825                                         PrintAndLog("Found a default password: %s || Pack: %02X %02X",sprint_hex(key, 4), pack[0], pack[1]);
 826                                         break;
 827                                 } else {
 828                                         if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
 829                         }
 830                         }
 831                         if (len < 1) PrintAndLog("password not known");
 832                 }
 833         }
 834
 835         ul_switch_off_field();
 836         if (locked) PrintAndLog("\nTag appears to be locked, try using the key to get more info");
 837         PrintAndLog("");
 838         return 1;
 839 }
 840
 841 //
 842 //  Write Single Block
 843 //
 844 int CmdHF14AMfUWrBl(const char *Cmd){
 845
 846         int blockNo = -1;
 847         bool errors = false;
 848         bool hasAuthKey = false;
 849         bool hasPwdKey = false;
 850         bool swapEndian = false;
 851
 852         uint8_t cmdp = 0;
 853         uint8_t keylen = 0;
 854         uint8_t blockdata[20] = {0x00};
 855         uint8_t data[16] = {0x00};
 856         uint8_t authenticationkey[16] = {0x00};
 857         uint8_t *authkeyptr = authenticationkey;
 858
 859         // starting with getting tagtype
 860         TagTypeUL_t tagtype = GetHF14AMfU_Type();
 861         if (tagtype == UL_ERROR) return -1;
 862
 863         while(param_getchar(Cmd, cmdp) != 0x00)
 864         {
 865                 switch(param_getchar(Cmd, cmdp))
 866                 {
 867                         case 'h':
 868                         case 'H':
 869                                 return usage_hf_mfu_wrbl();
 870                         case 'k':
 871                         case 'K':
 872                                 // EV1/NTAG size key
 873                                 keylen = param_gethex(Cmd, cmdp+1, data, 8);
 874                                 if ( !keylen ) {
 875                                         memcpy(authenticationkey, data, 4);
 876                                         cmdp += 2;
 877                                         hasPwdKey = true;
 878                                         break;
 879                                 }
 880                                 // UL-C size key
 881                                 keylen = param_gethex(Cmd, cmdp+1, data, 32);
 882                                 if (!keylen){
 883                                         memcpy(authenticationkey, data, 16);
 884                                         cmdp += 2;
 885                                         hasAuthKey = true;
 886                                         break;
 887                                 }
 888                                 PrintAndLog("\nERROR: Key is incorrect length\n");
 889                                 errors = true;
 890                                 break;
 891                         case 'b':
 892                         case 'B':
 893                                 blockNo = param_get8(Cmd, cmdp+1);
 894
 895                                 uint8_t maxblockno = 0;
 896                                 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++){
 897                                         if (tagtype & UL_TYPES_ARRAY[idx])
 898                                                 maxblockno = UL_MEMORY_ARRAY[idx]+1;
 899                                 }
 900
 901                                 if (blockNo < 0) {
 902                                         PrintAndLog("Wrong block number");
 903                                         errors = true;
 904                                 }
 905                                 if (blockNo > maxblockno){
 906                                         PrintAndLog("block number to large. Max block is %u/0x%02X \n", maxblockno,maxblockno);
 907                                         errors = true;
 908                                 }
 909                                 cmdp += 2;
 910                                 break;
 911                         case 'l':
 912                         case 'L':
 913                                 swapEndian = true;
 914                                 cmdp++;
 915                                 break;
 916                         case 'd':
 917                         case 'D':
 918                                 if ( param_gethex(Cmd, cmdp+1, blockdata, 8) ) {
 919                                         PrintAndLog("Block data must include 8 HEX symbols");
 920                                         errors = true;
 921                                         break;
 922                                 }
 923                                 cmdp += 2;
 924                                 break;
 925                         default:
 926                                 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
 927                                 errors = true;
 928                                 break;
 929                 }
 930                 //Validations
 931                 if(errors) return usage_hf_mfu_wrbl();
 932         }
 933
 934         if ( blockNo == -1 ) return usage_hf_mfu_wrbl();
 935
 936         // Swap endianness
 937         if (swapEndian && hasAuthKey) authkeyptr = SwapEndian64(authenticationkey, 16, 8);
 938         if (swapEndian && hasPwdKey)  authkeyptr = SwapEndian64(authenticationkey, 4, 4);
 939
 940
 941         if ( blockNo <= 3)
 942                 PrintAndLog("Special Block: %0d (0x%02X) [ %s]", blockNo, blockNo, sprint_hex(blockdata, 4));
 943         else
 944                 PrintAndLog("Block: %0d (0x%02X) [ %s]", blockNo, blockNo, sprint_hex(blockdata, 4));
 945
 946
 947
 948         //Send write Block
 949         UsbCommand c = {CMD_MIFAREU_WRITEBL, {blockNo}};
 950         memcpy(c.d.asBytes,blockdata,4);
 951
 952         if ( hasAuthKey ){
 953                 c.arg[1] = 1;
 954                 memcpy(c.d.asBytes+4,authkeyptr,16);
 955         }
 956         else if ( hasPwdKey ) {
 957                 c.arg[1] = 2;
 958                 memcpy(c.d.asBytes+4,authkeyptr,4);
 959         }
 960
 961         SendCommand(&c);
 962         UsbCommand resp;
 963         if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
 964                 uint8_t isOK  = resp.arg[0] & 0xff;
 965                 PrintAndLog("isOk:%02x", isOK);
 966         } else {
 967                 PrintAndLog("Command execute timeout");
 968         }
 969
 970         return 0;
 971 }
 972 //
 973 //  Read Single Block
 974 //
 975 int CmdHF14AMfURdBl(const char *Cmd){
 976
 977         int blockNo = -1;
 978         bool errors = false;
 979         bool hasAuthKey = false;
 980         bool hasPwdKey = false;
 981         bool swapEndian = false;
 982         uint8_t cmdp = 0;
 983         uint8_t keylen = 0;
 984         uint8_t data[16] = {0x00};
 985         uint8_t authenticationkey[16] = {0x00};
 986         uint8_t *authkeyptr = authenticationkey;
 987
 988         // starting with getting tagtype
 989         TagTypeUL_t tagtype = GetHF14AMfU_Type();
 990         if (tagtype == UL_ERROR) return -1;
 991
 992         while(param_getchar(Cmd, cmdp) != 0x00)
 993         {
 994                 switch(param_getchar(Cmd, cmdp))
 995                 {
 996                         case 'h':
 997                         case 'H':
 998                                 return usage_hf_mfu_rdbl();
 999                         case 'k':
1000                         case 'K':
1001                                 // EV1/NTAG size key
1002                                 keylen = param_gethex(Cmd, cmdp+1, data, 8);
1003                                 if ( !keylen ) {
1004                                         memcpy(authenticationkey, data, 4);
1005                                         cmdp += 2;
1006                                         hasPwdKey = true;
1007                                         break;
1008                                 }
1009                                 // UL-C size key
1010                                 keylen = param_gethex(Cmd, cmdp+1, data, 32);
1011                                 if (!keylen){
1012                                         memcpy(authenticationkey, data, 16);
1013                                         cmdp += 2;
1014                                         hasAuthKey = true;
1015                                         break;
1016                                 }
1017                                 PrintAndLog("\nERROR: Key is incorrect length\n");
1018                                 errors = true;
1019                                 break;
1020                         case 'b':
1021                         case 'B':
1022                                 blockNo = param_get8(Cmd, cmdp+1);
1023
1024                                 uint8_t maxblockno = 0;
1025                                 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++){
1026                                         if (tagtype & UL_TYPES_ARRAY[idx])
1027                                                 maxblockno = UL_MEMORY_ARRAY[idx]+1;
1028                                 }
1029
1030                                 if (blockNo < 0) {
1031                                         PrintAndLog("Wrong block number");
1032                                         errors = true;
1033                                 }
1034                                 if (blockNo > maxblockno){
1035                                         PrintAndLog("block number to large. Max block is %u/0x%02X \n", maxblockno,maxblockno);
1036                                         errors = true;
1037                                 }
1038                                 cmdp += 2;
1039                                 break;
1040                         case 'l':
1041                         case 'L':
1042                                 swapEndian = true;
1043                                 cmdp++;
1044                                 break;
1045                         default:
1046                                 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1047                                 errors = true;
1048                                 break;
1049                 }
1050                 //Validations
1051                 if(errors) return usage_hf_mfu_rdbl();
1052         }
1053
1054         if ( blockNo == -1 ) return usage_hf_mfu_rdbl();
1055
1056         // Swap endianness
1057         if (swapEndian && hasAuthKey) authkeyptr = SwapEndian64(authenticationkey, 16, 8);
1058         if (swapEndian && hasPwdKey)  authkeyptr = SwapEndian64(authenticationkey, 4, 4);
1059
1060         //Read Block
1061         UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
1062         if ( hasAuthKey ){
1063                 c.arg[1] = 1;
1064                 memcpy(c.d.asBytes,authkeyptr,16);
1065         }
1066         else if ( hasPwdKey ) {
1067                 c.arg[1] = 2;
1068                 memcpy(c.d.asBytes,authkeyptr,4);
1069         }
1070
1071         SendCommand(&c);
1072         UsbCommand resp;
1073         if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1074                 uint8_t isOK = resp.arg[0] & 0xff;
1075                 if (isOK) {
1076                         uint8_t *data = resp.d.asBytes;
1077                         PrintAndLog("Block: %0d (0x%02X) [ %s]", blockNo, blockNo, sprint_hex(data, 4));
1078                 }
1079                 else {
1080                         PrintAndLog("Failed reading block: (%02x)", isOK);
1081                 }
1082         } else {
1083                 PrintAndLog("Command execute time-out");
1084         }
1085         return 0;
1086 }
1087
1088 int usage_hf_mfu_info(void) {
1089         PrintAndLog("It gathers information about the tag and tries to detect what kind it is.");
1090         PrintAndLog("Sometimes the tags are locked down, and you may need a key to be able to read the information");
1091         PrintAndLog("The following tags can be identified:\n");
1092         PrintAndLog("Ultralight, Ultralight-C, Ultralight EV1, NTAG 203, NTAG 210,");
1093         PrintAndLog("NTAG 212, NTAG 213, NTAG 215, NTAG 216, NTAG I2C 1K & 2K");
1094         PrintAndLog("my-d, my-d NFC, my-d move, my-d move NFC\n");
1095         PrintAndLog("Usage:  hf mfu info k <key> l");
1096         PrintAndLog("  Options : ");
1097         PrintAndLog("  k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1098         PrintAndLog("  l       : (optional) swap entered key's endianness");
1099         PrintAndLog("");
1100         PrintAndLog("   sample : hf mfu info");
1101         PrintAndLog("          : hf mfu info k 00112233445566778899AABBCCDDEEFF");
1102         PrintAndLog("          : hf mfu info k AABBCCDDD");
1103         return 0;
1104 }
1105
1106 int usage_hf_mfu_dump(void) {
1107         PrintAndLog("Reads all pages from Ultralight, Ultralight-C, Ultralight EV1");
1108         PrintAndLog("NTAG 203, NTAG 210, NTAG 212, NTAG 213, NTAG 215, NTAG 216");
1109         PrintAndLog("and saves binary dump into the file `filename.bin` or `cardUID.bin`");
1110         PrintAndLog("It autodetects card type.\n");
1111         PrintAndLog("Usage:  hf mfu dump k <key> l n <filename w/o .bin>");
1112         PrintAndLog("  Options : ");
1113         PrintAndLog("  k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1114         PrintAndLog("  l       : (optional) swap entered key's endianness");
1115         PrintAndLog("  n <FN > : filename w/o .bin to save the dump as");
1116         PrintAndLog("  p <Pg > : starting Page number to manually set a page to start the dump at");
1117         PrintAndLog("  q <qty> : number of Pages to manually set how many pages to dump");
1118
1119         PrintAndLog("");
1120         PrintAndLog("   sample : hf mfu dump");
1121         PrintAndLog("          : hf mfu dump n myfile");
1122         PrintAndLog("          : hf mfu dump k 00112233445566778899AABBCCDDEEFF");
1123         PrintAndLog("          : hf mfu dump k AABBCCDDD\n");
1124         return 0;
1125 }
1126
1127 int usage_hf_mfu_rdbl(void) {
1128         PrintAndLog("Read a block and print. It autodetects card type.\n");
1129         PrintAndLog("Usage:  hf mfu rdbl b <block number> k <key> l\n");
1130         PrintAndLog("  Options:");
1131         PrintAndLog("  b <no>  : block to read");
1132         PrintAndLog("  k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1133         PrintAndLog("  l       : (optional) swap entered key's endianness");
1134         PrintAndLog("");
1135         PrintAndLog("   sample : hf mfu rdbl b 0");
1136         PrintAndLog("          : hf mfu rdbl b 0 k 00112233445566778899AABBCCDDEEFF");
1137         PrintAndLog("          : hf mfu rdbl b 0 k AABBCCDDD\n");
1138         return 0;
1139 }
1140
1141 int usage_hf_mfu_wrbl(void) {
1142         PrintAndLog("Write a block. It autodetects card type.\n");
1143         PrintAndLog("Usage:  hf mfu wrbl b <block number> d <data> k <key> l\n");
1144         PrintAndLog("  Options:");
1145         PrintAndLog("  b <no>   : block to write");
1146         PrintAndLog("  d <data> : block data - (8 hex symbols)");
1147         PrintAndLog("  k <key>  : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1148         PrintAndLog("  l        : (optional) swap entered key's endianness");
1149         PrintAndLog("");
1150         PrintAndLog("    sample : hf mfu wrbl b 0 d 01234567");
1151         PrintAndLog("           : hf mfu wrbl b 0 d 01234567 k AABBCCDDD\n");
1152         return 0;
1153 }
1154
1155 //
1156 //  Mifare Ultralight / Ultralight-C / Ultralight-EV1
1157 //  Read and Dump Card Contents,  using auto detection of tag size.
1158 //
1159 //  TODO: take a password to read UL-C / UL-EV1 tags.
1160 int CmdHF14AMfUDump(const char *Cmd){
1161
1162         FILE *fout;
1163         char filename[FILE_PATH_SIZE] = {0x00};
1164         char * fnameptr = filename;
1165         uint8_t *lockbytes_t = NULL;
1166         uint8_t lockbytes[2] = {0x00};
1167         uint8_t *lockbytes_t2 = NULL;
1168         uint8_t lockbytes2[2] = {0x00};
1169         bool bit[16]  = {0x00};
1170         bool bit2[16] = {0x00};
1171         uint8_t data[1024] = {0x00};
1172         bool hasAuthKey = false;
1173         int i = 0;
1174         int Pages = 16;
1175         bool tmplockbit = false;
1176         uint8_t dataLen=0;
1177         uint8_t cmdp =0;
1178         uint8_t authenticationkey[16] = {0x00};
1179         uint8_t *authKeyPtr = authenticationkey;
1180         size_t fileNlen = 0;
1181         bool errors = false;
1182         bool swapEndian = false;
1183         bool manualPages = false;
1184         uint8_t startPage = 0;
1185         char tempStr[50];
1186
1187         while(param_getchar(Cmd, cmdp) != 0x00)
1188         {
1189                 switch(param_getchar(Cmd, cmdp))
1190                 {
1191                 case 'h':
1192                 case 'H':
1193                         return usage_hf_mfu_dump();
1194                 case 'k':
1195                 case 'K':
1196                         dataLen = param_getstr(Cmd, cmdp+1, tempStr);
1197                         if (dataLen == 32 || dataLen == 8) { //ul-c or ev1/ntag key length
1198                                 errors = param_gethex(tempStr, 0, authenticationkey, dataLen);
1199                                 dataLen /= 2;
1200                         } else {
1201                                 PrintAndLog("\nERROR: Key is incorrect length\n");
1202                                 errors = true;
1203                         }
1204                         cmdp += 2;
1205                         hasAuthKey = true;
1206                         break;
1207                 case 'l':
1208                 case 'L':
1209                         swapEndian = true;
1210                         cmdp++;
1211                         break;
1212                 case 'n':
1213                 case 'N':
1214                         fileNlen = param_getstr(Cmd, cmdp+1, filename);
1215                         if (!fileNlen) errors = true;
1216                         if (fileNlen > FILE_PATH_SIZE-5) fileNlen = FILE_PATH_SIZE-5;
1217                         cmdp += 2;
1218                         break;
1219                 case 'p':
1220                 case 'P':
1221                         startPage = param_get8(Cmd, cmdp+1);
1222                         manualPages = true;
1223                         cmdp += 2;
1224                         break;
1225                 case 'q':
1226                 case 'Q':
1227                         Pages = param_get8(Cmd, cmdp+1);
1228                         cmdp += 2;
1229                         manualPages = true;
1230                         break;
1231                 default:
1232                         PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1233                         errors = true;
1234                         break;
1235                 }
1236                 if(errors) break;
1237         }
1238
1239         //Validations
1240         if(errors) return usage_hf_mfu_dump();
1241
1242         if (swapEndian && hasAuthKey)
1243                 authKeyPtr = SwapEndian64(authenticationkey, dataLen, (dataLen == 16) ? 8 : 4);
1244
1245         TagTypeUL_t tagtype = GetHF14AMfU_Type();
1246         if (tagtype == UL_ERROR) return -1;
1247
1248         if (!manualPages)
1249                 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++)
1250                         if (tagtype & UL_TYPES_ARRAY[idx])
1251                                 Pages = UL_MEMORY_ARRAY[idx]+1;
1252
1253         ul_print_type(tagtype, 0);
1254         PrintAndLog("Reading tag memory...");
1255         UsbCommand c = {CMD_MIFAREU_READCARD, {startPage,Pages}};
1256         if ( hasAuthKey ) {
1257                 if (tagtype & UL_C)
1258                         c.arg[2] = 1; //UL_C auth
1259                 else
1260                         c.arg[2] = 2; //UL_EV1/NTAG auth
1261
1262                 memcpy(c.d.asBytes, authKeyPtr, dataLen);
1263         }
1264         SendCommand(&c);
1265         UsbCommand resp;
1266         if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1267                 PrintAndLog("Command execute time-out");
1268                 return 1;
1269         }
1270         if (resp.arg[0] != 1) {
1271                 PrintAndLog("Failed reading block: (%02x)", i);
1272                 return 1;
1273         }
1274
1275         uint32_t bufferSize = resp.arg[1];
1276         if (bufferSize > sizeof(data)) {
1277                 PrintAndLog("Data exceeded Buffer size!");
1278                 bufferSize = sizeof(data);
1279         }
1280         GetFromBigBuf(data, bufferSize, 0);
1281         WaitForResponse(CMD_ACK,NULL);
1282
1283         Pages = bufferSize/4;
1284         // Load lock bytes.
1285         int j = 0;
1286
1287         lockbytes_t = data + 8;
1288         lockbytes[0] = lockbytes_t[2];
1289         lockbytes[1] = lockbytes_t[3];
1290         for(j = 0; j < 16; j++){
1291                 bit[j] = lockbytes[j/8] & ( 1 <<(7-j%8));
1292         }
1293
1294         // Load bottom lockbytes if available
1295         // TODO -- FIGURE OUT LOCK BYTES FOR TO EV1 and/or NTAG
1296         if ( Pages == 44 ) {
1297                 lockbytes_t2 = data + (40*4);
1298                 lockbytes2[0] = lockbytes_t2[2];
1299                 lockbytes2[1] = lockbytes_t2[3];
1300                 for (j = 0; j < 16; j++) {
1301                         bit2[j] = lockbytes2[j/8] & ( 1 <<(7-j%8));
1302                 }
1303         }
1304
1305         // add keys to block dump
1306         if (hasAuthKey) {
1307                 if (!swapEndian) {
1308                         authKeyPtr = SwapEndian64(authenticationkey, dataLen, (dataLen == 16) ? 8 : 4);
1309                         memcpy(data + Pages*4, authKeyPtr, dataLen);
1310                 } else {
1311                         memcpy(data + Pages*4, authenticationkey, dataLen);
1312                 }
1313                 Pages += dataLen/4;  //not sure output is in correct location for all tag types.
1314         }
1315
1316         for (i = 0; i < Pages; ++i) {
1317                 if ( i < 3 ) {
1318                         PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4));
1319                         continue;
1320                 }
1321                 switch(i){
1322                         case 3: tmplockbit = bit[4]; break;
1323                         case 4: tmplockbit = bit[3]; break;
1324                         case 5: tmplockbit = bit[2]; break;
1325                         case 6: tmplockbit = bit[1]; break;
1326                         case 7: tmplockbit = bit[0]; break;
1327                         case 8: tmplockbit = bit[15]; break;
1328                         case 9: tmplockbit = bit[14]; break;
1329                         case 10: tmplockbit = bit[13]; break;
1330                         case 11: tmplockbit = bit[12]; break;
1331                         case 12: tmplockbit = bit[11]; break;
1332                         case 13: tmplockbit = bit[10]; break;
1333                         case 14: tmplockbit = bit[9]; break;
1334                         case 15: tmplockbit = bit[8]; break;
1335                         case 16:
1336                         case 17:
1337                         case 18:
1338                         case 19: tmplockbit = bit2[6]; break;
1339                         case 20:
1340                         case 21:
1341                         case 22:
1342                         case 23: tmplockbit = bit2[5]; break;
1343                         case 24:
1344                         case 25:
1345                         case 26:
1346                         case 27: tmplockbit = bit2[4]; break;
1347                         case 28:
1348                         case 29:
1349                         case 30:
1350                         case 31: tmplockbit = bit2[2]; break;
1351                         case 32:
1352                         case 33:
1353                         case 34:
1354                         case 35: tmplockbit = bit2[1]; break;
1355                         case 36:
1356                         case 37:
1357                         case 38:
1358                         case 39: tmplockbit = bit2[0]; break;
1359                         case 40: tmplockbit = bit2[12]; break;
1360                         case 41: tmplockbit = bit2[11]; break;
1361                         case 42: tmplockbit = bit2[10]; break; //auth0
1362                         case 43: tmplockbit = bit2[9]; break;  //auth1
1363                         default: break;
1364                 }
1365                 PrintAndLog("Block %02x:%s [%d] {%.4s}", i, sprint_hex(data + i * 4, 4), tmplockbit, data+i*4);
1366         }
1367
1368         // user supplied filename?
1369         if (fileNlen < 1) {
1370                 // UID = data 0-1-2 4-5-6-7  (skips a beat)
1371                 sprintf(fnameptr,"%02X%02X%02X%02X%02X%02X%02X.bin",
1372                         data[0], data[1], data[2], data[4], data[5], data[6], data[7]);
1373         } else {
1374                 sprintf(fnameptr + fileNlen,".bin");
1375         }
1376
1377         if ((fout = fopen(filename,"wb")) == NULL) {
1378                 PrintAndLog("Could not create file name %s", filename);
1379                 return 1;
1380         }
1381         fwrite( data, 1, Pages*4, fout );
1382         fclose(fout);
1383
1384         PrintAndLog("Dumped %d pages, wrote %d bytes to %s", Pages, Pages*4, filename);
1385         return 0;
1386 }
1387
1388 //-------------------------------------------------------------------------------
1389 // Ultralight C Methods
1390 //-------------------------------------------------------------------------------
1391
1392 //
1393 // Ultralight C Authentication Demo {currently uses hard-coded key}
1394 //
1395 int CmdHF14AMfucAuth(const char *Cmd){
1396
1397         uint8_t keyNo = 0;
1398         bool errors = false;
1399
1400         char cmdp = param_getchar(Cmd, 0);
1401
1402         //Change key to user defined one
1403         if (cmdp == 'k' || cmdp == 'K'){
1404                 keyNo = param_get8(Cmd, 1);
1405                 if(keyNo > KEYS_3DES_COUNT)
1406                         errors = true;
1407         }
1408
1409         if (cmdp == 'h' || cmdp == 'H')
1410                 errors = true;
1411
1412         if (errors) {
1413                 PrintAndLog("Usage:  hf mfu cauth k <key number>");
1414                 PrintAndLog("      0 (default): 3DES standard key");
1415                 PrintAndLog("      1 : all 0x00 key");
1416                 PrintAndLog("      2 : 0x00-0x0F key");
1417                 PrintAndLog("      3 : nfc key");
1418                 PrintAndLog("      4 : all 0x01 key");
1419                 PrintAndLog("      5 : all 0xff key");
1420                 PrintAndLog("      6 : 0x00-0xFF key");
1421                 PrintAndLog("\n      sample : hf mfu cauth k");
1422                 PrintAndLog("               : hf mfu cauth k 3");
1423                 return 0;
1424         }
1425
1426         uint8_t *key = default_3des_keys[keyNo];
1427         if (ulc_authentication(key, true))
1428                 PrintAndLog("Authentication successful. 3des key: %s",sprint_hex(key, 16));
1429         else
1430                 PrintAndLog("Authentication failed");
1431
1432         return 0;
1433 }
1434
1435 /**
1436 A test function to validate that the polarssl-function works the same
1437 was as the openssl-implementation.
1438 Commented out, since it requires openssl
1439
1440 int CmdTestDES(const char * cmd)
1441 {
1442         uint8_t key[16] = {0x00};
1443
1444         memcpy(key,key3_3des_data,16);
1445         DES_cblock RndA, RndB;
1446
1447         PrintAndLog("----------OpenSSL DES implementation----------");
1448         {
1449                 uint8_t e_RndB[8] = {0x00};
1450                 unsigned char RndARndB[16] = {0x00};
1451
1452                 DES_cblock iv = { 0 };
1453                 DES_key_schedule ks1,ks2;
1454                 DES_cblock key1,key2;
1455
1456                 memcpy(key,key3_3des_data,16);
1457                 memcpy(key1,key,8);
1458                 memcpy(key2,key+8,8);
1459
1460
1461                 DES_set_key((DES_cblock *)key1,&ks1);
1462                 DES_set_key((DES_cblock *)key2,&ks2);
1463
1464                 DES_random_key(&RndA);
1465                 PrintAndLog("     RndA:%s",sprint_hex(RndA, 8));
1466                 PrintAndLog("     e_RndB:%s",sprint_hex(e_RndB, 8));
1467                 //void DES_ede2_cbc_encrypt(const unsigned char *input,
1468                 //    unsigned char *output, long length, DES_key_schedule *ks1,
1469                 //    DES_key_schedule *ks2, DES_cblock *ivec, int enc);
1470                 DES_ede2_cbc_encrypt(e_RndB,RndB,sizeof(e_RndB),&ks1,&ks2,&iv,0);
1471
1472                 PrintAndLog("     RndB:%s",sprint_hex(RndB, 8));
1473                 rol(RndB,8);
1474                 memcpy(RndARndB,RndA,8);
1475                 memcpy(RndARndB+8,RndB,8);
1476                 PrintAndLog("     RA+B:%s",sprint_hex(RndARndB, 16));
1477                 DES_ede2_cbc_encrypt(RndARndB,RndARndB,sizeof(RndARndB),&ks1,&ks2,&e_RndB,1);
1478                 PrintAndLog("enc(RA+B):%s",sprint_hex(RndARndB, 16));
1479
1480         }
1481         PrintAndLog("----------PolarSSL implementation----------");
1482         {
1483                 uint8_t random_a[8]     = { 0 };
1484                 uint8_t enc_random_a[8] = { 0 };
1485                 uint8_t random_b[8]     = { 0 };
1486                 uint8_t enc_random_b[8] = { 0 };
1487                 uint8_t random_a_and_b[16] = { 0 };
1488                 des3_context ctx        = { 0 };
1489
1490                 memcpy(random_a, RndA,8);
1491
1492                 uint8_t output[8]       = { 0 };
1493                 uint8_t iv[8]           = { 0 };
1494
1495                 PrintAndLog("     RndA  :%s",sprint_hex(random_a, 8));
1496                 PrintAndLog("     e_RndB:%s",sprint_hex(enc_random_b, 8));
1497
1498                 des3_set2key_dec(&ctx, key);
1499
1500                 des3_crypt_cbc(&ctx      // des3_context *ctx
1501                         , DES_DECRYPT        // int mode
1502                         , sizeof(random_b)   // size_t length
1503                         , iv                 // unsigned char iv[8]
1504                         , enc_random_b       // const unsigned char *input
1505                         , random_b           // unsigned char *output
1506                         );
1507
1508                 PrintAndLog("     RndB:%s",sprint_hex(random_b, 8));
1509
1510                 rol(random_b,8);
1511                 memcpy(random_a_and_b  ,random_a,8);
1512                 memcpy(random_a_and_b+8,random_b,8);
1513
1514                 PrintAndLog("     RA+B:%s",sprint_hex(random_a_and_b, 16));
1515
1516                 des3_set2key_enc(&ctx, key);
1517
1518                 des3_crypt_cbc(&ctx          // des3_context *ctx
1519                         , DES_ENCRYPT            // int mode
1520                         , sizeof(random_a_and_b)   // size_t length
1521                         , enc_random_b           // unsigned char iv[8]
1522                         , random_a_and_b         // const unsigned char *input
1523                         , random_a_and_b         // unsigned char *output
1524                         );
1525
1526                 PrintAndLog("enc(RA+B):%s",sprint_hex(random_a_and_b, 16));
1527         }
1528         return 0;
1529 }
1530 **/
1531
1532 //
1533 // Mifare Ultralight C - Set password
1534 //
1535 int CmdHF14AMfucSetPwd(const char *Cmd){
1536
1537         uint8_t pwd[16] = {0x00};
1538
1539         char cmdp = param_getchar(Cmd, 0);
1540
1541         if (strlen(Cmd) == 0  || cmdp == 'h' || cmdp == 'H') {
1542                 PrintAndLog("Usage:  hf mfu setpwd <password (32 hex symbols)>");
1543                 PrintAndLog("       [password] - (32 hex symbols)");
1544                 PrintAndLog("");
1545                 PrintAndLog("sample: hf mfu setpwd 000102030405060708090a0b0c0d0e0f");
1546                 PrintAndLog("");
1547                 return 0;
1548         }
1549
1550         if (param_gethex(Cmd, 0, pwd, 32)) {
1551                 PrintAndLog("Password must include 32 HEX symbols");
1552                 return 1;
1553         }
1554
1555         UsbCommand c = {CMD_MIFAREUC_SETPWD};
1556         memcpy( c.d.asBytes, pwd, 16);
1557         SendCommand(&c);
1558
1559         UsbCommand resp;
1560
1561         if (WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1562                 if ( (resp.arg[0] & 0xff) == 1)
1563                         PrintAndLog("Ultralight-C new password: %s", sprint_hex(pwd,16));
1564                 else{
1565                         PrintAndLog("Failed writing at block %d", resp.arg[1] & 0xff);
1566                         return 1;
1567                 }
1568         }
1569         else {
1570                 PrintAndLog("command execution time out");
1571                 return 1;
1572         }
1573
1574         return 0;
1575 }
1576
1577 //
1578 // Magic UL / UL-C tags  - Set UID
1579 //
1580 int CmdHF14AMfucSetUid(const char *Cmd){
1581
1582         UsbCommand c;
1583         UsbCommand resp;
1584         uint8_t uid[7] = {0x00};
1585         char cmdp = param_getchar(Cmd, 0);
1586
1587         if (strlen(Cmd) == 0  || cmdp == 'h' || cmdp == 'H') {
1588                 PrintAndLog("Usage:  hf mfu setuid <uid (14 hex symbols)>");
1589                 PrintAndLog("       [uid] - (14 hex symbols)");
1590                 PrintAndLog("\nThis only works for Magic Ultralight tags.");
1591                 PrintAndLog("");
1592                 PrintAndLog("sample: hf mfu setuid 11223344556677");
1593                 PrintAndLog("");
1594                 return 0;
1595         }
1596
1597         if (param_gethex(Cmd, 0, uid, 14)) {
1598                 PrintAndLog("UID must include 14 HEX symbols");
1599                 return 1;
1600         }
1601
1602         // read block2.
1603         c.cmd = CMD_MIFAREU_READBL;
1604         c.arg[0] = 2;
1605         SendCommand(&c);
1606         if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1607                 PrintAndLog("Command execute timeout");
1608                 return 2;
1609         }
1610
1611         // save old block2.
1612         uint8_t oldblock2[4] = {0x00};
1613         memcpy(resp.d.asBytes, oldblock2, 4);
1614
1615         // block 0.
1616         c.cmd = CMD_MIFAREU_WRITEBL;
1617         c.arg[0] = 0;
1618         c.d.asBytes[0] = uid[0];
1619         c.d.asBytes[1] = uid[1];
1620         c.d.asBytes[2] = uid[2];
1621         c.d.asBytes[3] =  0x88 ^ uid[0] ^ uid[1] ^ uid[2];
1622         SendCommand(&c);
1623         if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1624                 PrintAndLog("Command execute timeout");
1625                 return 3;
1626         }
1627
1628         // block 1.
1629         c.arg[0] = 1;
1630         c.d.asBytes[0] = uid[3];
1631         c.d.asBytes[1] = uid[4];
1632         c.d.asBytes[2] = uid[5];
1633         c.d.asBytes[3] = uid[6];
1634         SendCommand(&c);
1635         if (!WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1636                 PrintAndLog("Command execute timeout");
1637                 return 4;
1638         }
1639
1640         // block 2.
1641         c.arg[0] = 2;
1642         c.d.asBytes[0] = uid[3] ^ uid[4] ^ uid[5] ^ uid[6];
1643         c.d.asBytes[1] = oldblock2[1];
1644         c.d.asBytes[2] = oldblock2[2];
1645         c.d.asBytes[3] = oldblock2[3];
1646         SendCommand(&c);
1647         if (!WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1648                 PrintAndLog("Command execute timeout");
1649                 return 5;
1650         }
1651
1652         return 0;
1653 }
1654
1655 int CmdHF14AMfuGenDiverseKeys(const char *Cmd){
1656
1657         uint8_t iv[8] = { 0x00 };
1658         uint8_t block = 0x07;
1659
1660         // UL-EV1
1661         //04 57 b6 e2 05 3f 80 UID
1662         //4a f8 4b 19   PWD
1663         uint8_t uid[] = { 0xF4,0xEA, 0x54, 0x8E };
1664         uint8_t mifarekeyA[] = { 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5 };
1665         uint8_t mifarekeyB[] = { 0xB0,0xB1,0xB2,0xB3,0xB4,0xB5 };
1666         uint8_t dkeyA[8] = { 0x00 };
1667         uint8_t dkeyB[8] = { 0x00 };
1668
1669         uint8_t masterkey[] = { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff };
1670
1671         uint8_t mix[8] = { 0x00 };
1672         uint8_t divkey[8] = { 0x00 };
1673
1674         memcpy(mix, mifarekeyA, 4);
1675
1676         mix[4] = mifarekeyA[4] ^ uid[0];
1677         mix[5] = mifarekeyA[5] ^ uid[1];
1678         mix[6] = block ^ uid[2];
1679         mix[7] = uid[3];
1680
1681         des3_context ctx = { 0x00 };
1682         des3_set2key_enc(&ctx, masterkey);
1683
1684         des3_crypt_cbc(&ctx  // des3_context
1685                 , DES_ENCRYPT    // int mode
1686                 , sizeof(mix)    // length
1687                 , iv             // iv[8]
1688                 , mix            // input
1689                 , divkey         // output
1690                 );
1691
1692         PrintAndLog("3DES version");
1693         PrintAndLog("Masterkey    :\t %s", sprint_hex(masterkey,sizeof(masterkey)));
1694         PrintAndLog("UID          :\t %s", sprint_hex(uid, sizeof(uid)));
1695         PrintAndLog("Sector       :\t %0d", block);
1696         PrintAndLog("Mifare key   :\t %s", sprint_hex(mifarekeyA, sizeof(mifarekeyA)));
1697         PrintAndLog("Message      :\t %s", sprint_hex(mix, sizeof(mix)));
1698         PrintAndLog("Diversified key: %s", sprint_hex(divkey+1, 6));
1699
1700         PrintAndLog("\n DES version");
1701
1702         for (int i=0; i < sizeof(mifarekeyA); ++i){
1703                 dkeyA[i] = (mifarekeyA[i] << 1) & 0xff;
1704                 dkeyA[6] |=  ((mifarekeyA[i] >> 7) & 1) << (i+1);
1705         }
1706
1707         for (int i=0; i < sizeof(mifarekeyB); ++i){
1708                 dkeyB[1] |=  ((mifarekeyB[i] >> 7) & 1) << (i+1);
1709                 dkeyB[2+i] = (mifarekeyB[i] << 1) & 0xff;
1710         }
1711
1712         uint8_t zeros[8] = {0x00};
1713         uint8_t newpwd[8] = {0x00};
1714         uint8_t dmkey[24] = {0x00};
1715         memcpy(dmkey, dkeyA, 8);
1716         memcpy(dmkey+8, dkeyB, 8);
1717         memcpy(dmkey+16, dkeyA, 8);
1718         memset(iv, 0x00, 8);
1719
1720         des3_set3key_enc(&ctx, dmkey);
1721
1722         des3_crypt_cbc(&ctx  // des3_context
1723                 , DES_ENCRYPT    // int mode
1724                 , sizeof(newpwd) // length
1725                 , iv             // iv[8]
1726                 , zeros         // input
1727                 , newpwd         // output
1728                 );
1729
1730         PrintAndLog("Mifare dkeyA :\t %s", sprint_hex(dkeyA, sizeof(dkeyA)));
1731         PrintAndLog("Mifare dkeyB :\t %s", sprint_hex(dkeyB, sizeof(dkeyB)));
1732         PrintAndLog("Mifare ABA   :\t %s", sprint_hex(dmkey, sizeof(dmkey)));
1733         PrintAndLog("Mifare Pwd   :\t %s", sprint_hex(newpwd, sizeof(newpwd)));
1734
1735         return 0;
1736 }
1737
1738 // static uint8_t * diversify_key(uint8_t * key){
1739
1740  // for(int i=0; i<16; i++){
1741    // if(i<=6) key[i]^=cuid[i];
1742    // if(i>6) key[i]^=cuid[i%7];
1743  // }
1744  // return key;
1745 // }
1746
1747 // static void GenerateUIDe( uint8_t *uid, uint8_t len){
1748         // for (int i=0; i<len; ++i){
1749
1750         // }
1751         // return;
1752 // }
1753
1754 //------------------------------------
1755 // Menu Stuff
1756 //------------------------------------
1757 static command_t CommandTable[] =
1758 {
1759         {"help",        CmdHelp,                        1, "This help"},
1760         {"dbg",         CmdHF14AMfDbg,          0, "Set default debug mode"},
1761         {"info",        CmdHF14AMfUInfo,        0, "Tag information"},
1762         {"dump",        CmdHF14AMfUDump,        0, "Dump Ultralight / Ultralight-C tag to binary file"},
1763         {"rdbl",        CmdHF14AMfURdBl,        0, "Read block"},
1764         {"wrbl",        CmdHF14AMfUWrBl,        0, "Write block"},
1765         {"cauth",       CmdHF14AMfucAuth,       0, "Authentication    - Ultralight C"},
1766         {"setpwd",      CmdHF14AMfucSetPwd, 1, "Set 3des password - Ultralight-C"},
1767         {"setuid",      CmdHF14AMfucSetUid, 1, "Set UID - MAGIC tags only"},
1768         {"gen",         CmdHF14AMfuGenDiverseKeys , 1, "Generate 3des mifare diversified keys"},
1769         {NULL, NULL, 0, NULL}
1770 };
1771
1772 int CmdHFMFUltra(const char *Cmd){
1773         WaitForResponseTimeout(CMD_ACK,NULL,100);
1774         CmdsParse(CommandTable, Cmd);
1775         return 0;
1776 }
1777
1778 int CmdHelp(const char *Cmd){
1779         CmdsHelp(CommandTable);
1780         return 0;
1781 }