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