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
  11 #include "proxmark3.h"
  12 #include "usb_cmd.h"
  13 #include "cmdmain.h"
  14 #include "ui.h"
  15 #include "loclass/des.h"
  16 #include "cmdhfmfu.h"
  17 #include "cmdhfmf.h"
  18 #include "cmdhf14a.h"
  19 #include "mifare.h"
  20 #include "util.h"
  21 #include "protocols.h"
  22 #include "data.h"
  23
  24 #define MAX_UL_BLOCKS      0x0f
  25 #define MAX_ULC_BLOCKS     0x2b
  26 #define MAX_ULEV1a_BLOCKS  0x13
  27 #define MAX_ULEV1b_BLOCKS  0x28
  28 #define MAX_NTAG_203       0x29
  29 #define MAX_NTAG_210       0x13
  30 #define MAX_NTAG_212       0x28
  31 #define MAX_NTAG_213       0x2c
  32 #define MAX_NTAG_215       0x86
  33 #define MAX_NTAG_216       0xe6
  34 #define MAX_MY_D_NFC       0xff
  35 #define MAX_MY_D_MOVE      0x25
  36 #define MAX_MY_D_MOVE_LEAN 0x0f
  37
  38 #define KEYS_3DES_COUNT 7
  39 uint8_t default_3des_keys[KEYS_3DES_COUNT][16] = {
  40                 { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 },// 3des std key
  41                 { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },// all zeroes
  42                 { 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f },// 0x00-0x0F
  43                 { 0x49,0x45,0x4D,0x4B,0x41,0x45,0x52,0x42,0x21,0x4E,0x41,0x43,0x55,0x4F,0x59,0x46 },// NFC-key
  44                 { 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01 },// all ones
  45                 { 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF },// all FF
  46                 { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xDD,0xEE,0xFF }     // 11 22 33
  47 };
  48
  49 #define KEYS_PWD_COUNT 10
  50 uint8_t default_pwd_pack[KEYS_PWD_COUNT][4] = {
  51         {0xFF,0xFF,0xFF,0xFF}, // PACK 0x00,0x00 -- factory default
  52
  53         {0x4A,0xF8,0x4B,0x19}, // PACK 0xE5,0xBE -- italian bus (sniffed)
  54         {0x33,0x6B,0xA1,0x19}, // PACK 0x9c,0x2d -- italian bus (sniffed)
  55         {0xFF,0x90,0x6C,0xB2}, // PACK 0x12,0x9e -- italian bus (sniffed)
  56         {0x46,0x1c,0xA3,0x19}, // PACK 0xE9,0x5A -- italian bus (sniffed)
  57         {0x35,0x1C,0xD0,0x19}, // PACK 0x9A,0x5a -- italian bus (sniffed)
  58
  59         {0x05,0x22,0xE6,0xB4}, // PACK 0x80,0x80 -- Amiiboo (sniffed) pikachu-b UID:
  60         {0x7E,0x22,0xE6,0xB4}, // PACK 0x80,0x80 -- AMiiboo (sniffed)
  61         {0x02,0xE1,0xEE,0x36}, // PACK 0x80,0x80 -- AMiiboo (sniffed) sonic UID:  04d257 7ae33e8027
  62         {0x32,0x0C,0x16,0x17}, // PACK 0x80,0x80 -- AMiiboo (sniffed)
  63 };
  64
  65 #define MAX_UL_TYPES 18
  66 uint32_t UL_TYPES_ARRAY[MAX_UL_TYPES] = {UNKNOWN, UL, UL_C, UL_EV1_48, UL_EV1_128, NTAG, NTAG_203,
  67             NTAG_210, NTAG_212, NTAG_213, NTAG_215, NTAG_216, MY_D, MY_D_NFC, MY_D_MOVE, MY_D_MOVE_NFC, MY_D_MOVE_LEAN, FUDAN_UL};
  68
  69 uint8_t UL_MEMORY_ARRAY[MAX_UL_TYPES] = {MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_ULC_BLOCKS, MAX_ULEV1a_BLOCKS,
  70             MAX_ULEV1b_BLOCKS, MAX_NTAG_203, MAX_NTAG_203, MAX_NTAG_210, MAX_NTAG_212, MAX_NTAG_213,
  71             MAX_NTAG_215, MAX_NTAG_216, MAX_UL_BLOCKS, MAX_MY_D_NFC, MAX_MY_D_MOVE, MAX_MY_D_MOVE, MAX_MY_D_MOVE_LEAN, MAX_UL_BLOCKS};
  72
  73
  74 static int CmdHelp(const char *Cmd);
  75
  76 // get version nxp product type
  77 char *getProductTypeStr( uint8_t id){
  78
  79         static char buf[20];
  80         char *retStr = buf;
  81
  82         switch(id) {
  83                 case 3: sprintf(retStr, "%02X, Ultralight", id); break;
  84                 case 4: sprintf(retStr, "%02X, NTAG", id); break;
  85                 default: sprintf(retStr, "%02X, unknown", id); break;
  86         }
  87         return buf;
  88 }
  89
  90 /*
  91   The 7 MSBits (=n) code the storage size itself based on 2^n,
  92   the LSBit is set to '0' if the size is exactly 2^n
  93   and set to '1' if the storage size is between 2^n and 2^(n+1).
  94 */
  95 char *getUlev1CardSizeStr( uint8_t fsize ){
  96
  97         static char buf[40];
  98         char *retStr = buf;
  99         memset(buf, 0, sizeof(buf));
 100
 101         uint16_t usize = 1 << ((fsize >>1) + 1);
 102         uint16_t lsize = 1 << (fsize >>1);
 103
 104         // is  LSB set?
 105         if (  fsize & 1 )
 106                 sprintf(retStr, "%02X, (%u <-> %u bytes)",fsize, usize, lsize);
 107         else
 108                 sprintf(retStr, "%02X, (%u bytes)", fsize, lsize);
 109         return buf;
 110 }
 111
 112 static void ul_switch_on_field(void) {
 113         UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
 114         clearCommandBuffer();
 115         SendCommand(&c);
 116 }
 117
 118 void ul_switch_off_field(void) {
 119         UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
 120         clearCommandBuffer();
 121         SendCommand(&c);
 122 }
 123
 124 static int ul_send_cmd_raw( uint8_t *cmd, uint8_t cmdlen, uint8_t *response, uint16_t responseLength ) {
 125         UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT | ISO14A_APPEND_CRC, cmdlen, 0}};
 126         memcpy(c.d.asBytes, cmd, cmdlen);
 127         clearCommandBuffer();
 128         SendCommand(&c);
 129         UsbCommand resp;
 130         if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
 131         if (!resp.arg[0] && responseLength) return -1;
 132
 133         uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength;
 134         memcpy(response, resp.d.asBytes, resplen);
 135         return resplen;
 136 }
 137 /*
 138 static int ul_send_cmd_raw_crc( uint8_t *cmd, uint8_t cmdlen, uint8_t *response, uint16_t responseLength, bool append_crc ) {
 139         UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT , cmdlen, 0}};
 140         if (append_crc)
 141                 c.arg[0] |= ISO14A_APPEND_CRC;
 142
 143         memcpy(c.d.asBytes, cmd, cmdlen);
 144         clearCommandBuffer();
 145         SendCommand(&c);
 146         UsbCommand resp;
 147         if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
 148         if (!resp.arg[0] && responseLength) return -1;
 149
 150         uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength;
 151         memcpy(response, resp.d.asBytes, resplen);
 152         return resplen;
 153 }
 154 */
 155 static int ul_select( iso14a_card_select_t *card ){
 156
 157         ul_switch_on_field();
 158
 159         UsbCommand resp;
 160         bool ans = false;
 161         ans = WaitForResponseTimeout(CMD_ACK, &resp, 1500);
 162         if (!ans || resp.arg[0] < 1) {
 163                 PrintAndLog("iso14443a card select failed");
 164                 ul_switch_off_field();
 165                 return 0;
 166         }
 167
 168         memcpy(card, resp.d.asBytes, sizeof(iso14a_card_select_t));
 169         return 1;
 170 }
 171
 172 // This read command will at least return 16bytes.
 173 static int ul_read( uint8_t page, uint8_t *response, uint16_t responseLength ){
 174
 175         uint8_t cmd[] = {ISO14443A_CMD_READBLOCK, page};
 176         int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
 177         return len;
 178 }
 179
 180 static int ul_comp_write( uint8_t page, uint8_t *data, uint8_t datalen ){
 181
 182         uint8_t cmd[18];
 183         memset(cmd, 0x00, sizeof(cmd));
 184         datalen = ( datalen > 16) ? 16 : datalen;
 185
 186         cmd[0] = ISO14443A_CMD_WRITEBLOCK;
 187         cmd[1] = page;
 188         memcpy(cmd+2, data, datalen);
 189
 190         uint8_t response[1] = {0xff};
 191         ul_send_cmd_raw(cmd, 2+datalen, response, sizeof(response));
 192         // ACK
 193         if ( response[0] == 0x0a ) return 0;
 194         // NACK
 195         return -1;
 196 }
 197
 198 static int ulc_requestAuthentication( uint8_t *nonce, uint16_t nonceLength ){
 199
 200         uint8_t cmd[] = {MIFARE_ULC_AUTH_1, 0x00};
 201         int len = ul_send_cmd_raw(cmd, sizeof(cmd), nonce, nonceLength);
 202         return len;
 203 }
 204
 205 static int ulc_authentication( uint8_t *key, bool switch_off_field ){
 206
 207         UsbCommand c = {CMD_MIFAREUC_AUTH, {switch_off_field}};
 208         memcpy(c.d.asBytes, key, 16);
 209         clearCommandBuffer();
 210         SendCommand(&c);
 211         UsbCommand resp;
 212         if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) return 0;
 213         if ( resp.arg[0] == 1 ) return 1;
 214
 215         return 0;
 216 }
 217
 218 static int ulev1_requestAuthentication( uint8_t *pwd, uint8_t *pack, uint16_t packLength ){
 219
 220         uint8_t cmd[] = {MIFARE_ULEV1_AUTH, pwd[0], pwd[1], pwd[2], pwd[3]};
 221         int len = ul_send_cmd_raw(cmd, sizeof(cmd), pack, packLength);
 222         return len;
 223 }
 224
 225 static int ul_auth_select( iso14a_card_select_t *card, TagTypeUL_t tagtype, bool hasAuthKey, uint8_t *authenticationkey, uint8_t *pack, uint8_t packSize){
 226         if ( hasAuthKey && (tagtype & UL_C)) {
 227                 //will select card automatically and close connection on error
 228                 if (!ulc_authentication(authenticationkey, false)) {
 229                         PrintAndLog("Error: Authentication Failed UL-C");
 230                         return 0;
 231                 }
 232         } else {
 233                 if ( !ul_select(card) ) return 0;
 234
 235                 if (hasAuthKey) {
 236                         if (ulev1_requestAuthentication(authenticationkey, pack, packSize) < 1) {
 237                                 ul_switch_off_field();
 238                                 PrintAndLog("Error: Authentication Failed UL-EV1/NTAG");
 239                                 return 0;
 240                         }
 241                 }
 242         }
 243         return 1;
 244 }
 245
 246 static int ulev1_getVersion( uint8_t *response, uint16_t responseLength ){
 247
 248         uint8_t cmd[] = {MIFARE_ULEV1_VERSION};
 249         int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
 250         return len;
 251 }
 252
 253 // static int ulev1_fastRead( uint8_t startblock, uint8_t endblock, uint8_t *response ){
 254
 255         // uint8_t cmd[] = {MIFARE_ULEV1_FASTREAD, startblock, endblock};
 256
 257         // if ( !ul_send_cmd_raw(cmd, sizeof(cmd), response)){
 258                 // return -1;
 259         // }
 260         // return 0;
 261 // }
 262
 263 static int ulev1_readCounter( uint8_t counter, uint8_t *response, uint16_t responseLength ){
 264
 265         uint8_t cmd[] = {MIFARE_ULEV1_READ_CNT, counter};
 266         int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
 267         return len;
 268 }
 269
 270 static int ulev1_readTearing( uint8_t counter, uint8_t *response, uint16_t responseLength ){
 271
 272         uint8_t cmd[] = {MIFARE_ULEV1_CHECKTEAR, counter};
 273         int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
 274         return len;
 275 }
 276
 277 static int ulev1_readSignature( uint8_t *response, uint16_t responseLength ){
 278
 279         uint8_t cmd[] = {MIFARE_ULEV1_READSIG, 0x00};
 280         int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
 281         return len;
 282 }
 283
 284
 285 // Fudan check checks for which error is given for a command with incorrect crc
 286 // NXP UL chip responds with 01, fudan 00.
 287 // other possible checks:
 288 //  send a0 + crc
 289 //  UL responds with 00, fudan doesn't respond
 290 //  or
 291 //  send a200 + crc
 292 //  UL doesn't respond, fudan responds with 00
 293 //  or
 294 //  send 300000 + crc (read with extra byte(s))
 295 //  UL responds with read of page 0, fudan doesn't respond.
 296 //
 297 // make sure field is off before calling this function
 298 static int ul_fudan_check( void ){
 299         iso14a_card_select_t card;
 300         if ( !ul_select(&card) )
 301                 return UL_ERROR;
 302
 303         UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT, 4, 0}};
 304
 305         uint8_t cmd[4] = {0x30,0x00,0x02,0xa7}; //wrong crc on purpose  should be 0xa8
 306         memcpy(c.d.asBytes, cmd, 4);
 307         clearCommandBuffer();
 308         SendCommand(&c);
 309         UsbCommand resp;
 310         if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return UL_ERROR;
 311         if (resp.arg[0] != 1) return UL_ERROR;
 312
 313         return (!resp.d.asBytes[0]) ? FUDAN_UL : UL; //if response == 0x00 then Fudan, else Genuine NXP
 314 }
 315
 316 static int ul_print_default( uint8_t *data){
 317
 318         uint8_t uid[7];
 319         uid[0] = data[0];
 320         uid[1] = data[1];
 321         uid[2] = data[2];
 322         uid[3] = data[4];
 323         uid[4] = data[5];
 324         uid[5] = data[6];
 325         uid[6] = data[7];
 326
 327         PrintAndLog("       UID : %s ", sprint_hex(uid, 7));
 328         PrintAndLog("    UID[0] : %02X, %s",  uid[0], getTagInfo(uid[0]) );
 329         if ( uid[0] == 0x05 && ((uid[1] & 0xf0) >> 4) == 2 ) { // is infineon and 66RxxP
 330                 uint8_t chip = (data[8] & 0xC7); // 11000111  mask, bit 3,4,5 RFU
 331                 switch (chip){
 332                         case 0xc2: PrintAndLog("   IC type : SLE 66R04P 770 Bytes"); break; //77 pages
 333                         case 0xc4: PrintAndLog("   IC type : SLE 66R16P 2560 Bytes"); break; //256 pages
 334                         case 0xc6: PrintAndLog("   IC type : SLE 66R32P 5120 Bytes"); break; //512 pages /2 sectors
 335                 }
 336         }
 337         // CT (cascade tag byte) 0x88 xor SN0 xor SN1 xor SN2
 338         int crc0 = 0x88 ^ data[0] ^ data[1] ^data[2];
 339         if ( data[3] == crc0 )
 340                 PrintAndLog("      BCC0 : %02X, Ok", data[3]);
 341         else
 342                 PrintAndLog("      BCC0 : %02X, crc should be %02X", data[3], crc0);
 343
 344         int crc1 = data[4] ^ data[5] ^ data[6] ^data[7];
 345         if ( data[8] == crc1 )
 346                 PrintAndLog("      BCC1 : %02X, Ok", data[8]);
 347         else
 348                 PrintAndLog("      BCC1 : %02X, crc should be %02X", data[8], crc1 );
 349
 350         PrintAndLog("  Internal : %02X, %sdefault", data[9], (data[9]==0x48)?"":"not " );
 351
 352         PrintAndLog("      Lock : %s - %s",
 353                                 sprint_hex(data+10, 2),
 354                                 printBits(2, data+10)
 355                 );
 356
 357         PrintAndLog("OneTimePad : %s - %s\n",
 358                                 sprint_hex(data + 12, 4),
 359                                 printBits(4, data+12)
 360                 );
 361
 362         return 0;
 363 }
 364
 365 static int ndef_print_CC(uint8_t *data) {
 366         // no NDEF message
 367         if(data[0] != 0xe1)
 368                 return -1;
 369
 370         PrintAndLog("--- NDEF Message");
 371         PrintAndLog("Capability Container: %s", sprint_hex(data,4) );
 372         PrintAndLog("  %02X : NDEF Magic Number", data[0]);
 373         PrintAndLog("  %02X : version %d.%d supported by tag", data[1], (data[1] & 0xF0) >> 4, data[1] & 0x0f);
 374         PrintAndLog("  %02X : Physical Memory Size: %d bytes", data[2], (data[2] + 1) * 8);
 375         if ( data[2] == 0x12 )
 376                 PrintAndLog("  %02X : NDEF Memory Size: %d bytes", data[2], 144);
 377         else if ( data[2] == 0x3e )
 378                 PrintAndLog("  %02X : NDEF Memory Size: %d bytes", data[2], 496);
 379         else if ( data[2] == 0x6d )
 380                 PrintAndLog("  %02X : NDEF Memory Size: %d bytes", data[2], 872);
 381
 382         PrintAndLog("  %02X : %s / %s", data[3],
 383                                 (data[3] & 0xF0) ? "(RFU)" : "Read access granted without any security",
 384                                 (data[3] & 0x0F)==0 ? "Write access granted without any security" : (data[3] & 0x0F)==0x0F ? "No write access granted at all" : "(RFU)");
 385         return 0;
 386 }
 387
 388 int ul_print_type(uint32_t tagtype, uint8_t spaces){
 389         char spc[11] = "          ";
 390         spc[10]=0x00;
 391         char *spacer = spc + (10-spaces);
 392
 393         if ( tagtype & UL )
 394                 PrintAndLog("%sTYPE : MIFARE Ultralight (MF0ICU1) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
 395         else if ( tagtype & UL_C)
 396                 PrintAndLog("%sTYPE : MIFARE Ultralight C (MF0ULC) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
 397         else if ( tagtype & UL_EV1_48)
 398                 PrintAndLog("%sTYPE : MIFARE Ultralight EV1 48bytes (MF0UL1101)", spacer);
 399         else if ( tagtype & UL_EV1_128)
 400                 PrintAndLog("%sTYPE : MIFARE Ultralight EV1 128bytes (MF0UL2101)", spacer);
 401         else if ( tagtype & NTAG )
 402                 PrintAndLog("%sTYPE : NTAG UNKNOWN", spacer);
 403         else if ( tagtype & NTAG_203 )
 404                 PrintAndLog("%sTYPE : NTAG 203 144bytes (NT2H0301F0DT)", spacer);
 405         else if ( tagtype & NTAG_210 )
 406                 PrintAndLog("%sTYPE : NTAG 210 48bytes (NT2L1011G0DU)", spacer);
 407         else if ( tagtype & NTAG_212 )
 408                 PrintAndLog("%sTYPE : NTAG 212 128bytes (NT2L1211G0DU)", spacer);
 409         else if ( tagtype & NTAG_213 )
 410                 PrintAndLog("%sTYPE : NTAG 213 144bytes (NT2H1311G0DU)", spacer);
 411         else if ( tagtype & NTAG_215 )
 412                 PrintAndLog("%sTYPE : NTAG 215 504bytes (NT2H1511G0DU)", spacer);
 413         else if ( tagtype & NTAG_216 )
 414                 PrintAndLog("%sTYPE : NTAG 216 888bytes (NT2H1611G0DU)", spacer);
 415         else if ( tagtype & NTAG_I2C_1K )
 416                 PrintAndLog("%sTYPE : NTAG I%sC 888bytes (NT3H1101FHK)", spacer, "\xFD");
 417         else if ( tagtype & NTAG_I2C_2K )
 418                 PrintAndLog("%sTYPE : NTAG I%sC 1904bytes (NT3H1201FHK)", spacer, "\xFD");
 419         else if ( tagtype & MY_D )
 420                 PrintAndLog("%sTYPE : INFINEON my-d\x99 (SLE 66RxxS)", spacer);
 421         else if ( tagtype & MY_D_NFC )
 422                 PrintAndLog("%sTYPE : INFINEON my-d\x99 NFC (SLE 66RxxP)", spacer);
 423         else if ( tagtype & MY_D_MOVE )
 424                 PrintAndLog("%sTYPE : INFINEON my-d\x99 move (SLE 66R01P)", spacer);
 425         else if ( tagtype & MY_D_MOVE_NFC )
 426                 PrintAndLog("%sTYPE : INFINEON my-d\x99 move NFC (SLE 66R01P)", spacer);
 427         else if ( tagtype & MY_D_MOVE_LEAN )
 428                 PrintAndLog("%sTYPE : INFINEON my-d\x99 move lean (SLE 66R01L)", spacer);
 429         else if ( tagtype & FUDAN_UL )
 430                 PrintAndLog("%sTYPE : FUDAN Ultralight Compatible (or other compatible) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
 431         else
 432                 PrintAndLog("%sTYPE : Unknown %06x", spacer, tagtype);
 433         return 0;
 434 }
 435
 436 static int ulc_print_3deskey( uint8_t *data){
 437         PrintAndLog("         deskey1 [44/0x2C] : %s [%.4s]", sprint_hex(data   ,4),data);
 438         PrintAndLog("         deskey1 [45/0x2D] : %s [%.4s]", sprint_hex(data+4 ,4),data+4);
 439         PrintAndLog("         deskey2 [46/0x2E] : %s [%.4s]", sprint_hex(data+8 ,4),data+8);
 440         PrintAndLog("         deskey2 [47/0x2F] : %s [%.4s]", sprint_hex(data+12,4),data+12);
 441         PrintAndLog("\n 3des key : %s", sprint_hex(SwapEndian64(data, 16, 8), 16));
 442         return 0;
 443 }
 444
 445 static int ulc_print_configuration( uint8_t *data){
 446
 447         PrintAndLog("--- UL-C Configuration");
 448         PrintAndLog(" Higher Lockbits [40/0x28] : %s - %s", sprint_hex(data, 4), printBits(2, data));
 449         PrintAndLog("         Counter [41/0x29] : %s - %s", sprint_hex(data+4, 4), printBits(2, data+4));
 450
 451         bool validAuth = (data[8] >= 0x03 && data[8] <= 0x30);
 452         if ( validAuth )
 453                 PrintAndLog("           Auth0 [42/0x2A] : %s page %d/0x%02X and above need authentication", sprint_hex(data+8, 4), data[8],data[8] );
 454         else{
 455                 if ( data[8] == 0){
 456                         PrintAndLog("           Auth0 [42/0x2A] : %s default", sprint_hex(data+8, 4) );
 457                 } else {
 458                         PrintAndLog("           Auth0 [42/0x2A] : %s auth byte is out-of-range", sprint_hex(data+8, 4) );
 459                 }
 460         }
 461         PrintAndLog("           Auth1 [43/0x2B] : %s %s",
 462                         sprint_hex(data+12, 4),
 463                         (data[12] & 1) ? "write access restricted": "read and write access restricted"
 464                         );
 465         return 0;
 466 }
 467
 468 static int ulev1_print_configuration( uint8_t *data, uint8_t startPage){
 469
 470         PrintAndLog("\n--- Tag Configuration");
 471
 472         bool strg_mod_en = (data[0] & 2);
 473         uint8_t authlim = (data[4] & 0x07);
 474         bool cfglck = (data[4] & 0x40);
 475         bool prot = (data[4] & 0x80);
 476         uint8_t vctid = data[5];
 477
 478         PrintAndLog("  cfg0 [%u/0x%02X] : %s", startPage, startPage, sprint_hex(data, 4));
 479         if ( data[3] < 0xff )
 480                 PrintAndLog("                    - page %d and above need authentication",data[3]);
 481         else
 482                 PrintAndLog("                    - pages don't need authentication");
 483         PrintAndLog("                    - strong modulation mode %s", (strg_mod_en) ? "enabled":"disabled");
 484         PrintAndLog("  cfg1 [%u/0x%02X] : %s", startPage + 1, startPage + 1,  sprint_hex(data+4, 4) );
 485         if ( authlim == 0)
 486                 PrintAndLog("                    - Unlimited password attempts");
 487         else
 488                 PrintAndLog("                    - Max number of password attempts is %d", authlim);
 489         PrintAndLog("                    - user configuration %s", cfglck ? "permanently locked":"writeable");
 490         PrintAndLog("                    - %s access is protected with password", prot ? "read and write":"write");
 491         PrintAndLog("                    - %02X, Virtual Card Type Identifier is %s default", vctid, (vctid==0x05)? "":"not");
 492         PrintAndLog("  PWD  [%u/0x%02X] : %s- (cannot be read)", startPage + 2, startPage + 2,  sprint_hex(data+8, 4));
 493         PrintAndLog("  PACK [%u/0x%02X] : %s      - (cannot be read)", startPage + 3, startPage + 3,  sprint_hex(data+12, 2));
 494         PrintAndLog("  RFU  [%u/0x%02X] :       %s- (cannot be read)", startPage + 3, startPage + 3,  sprint_hex(data+12, 2));
 495         return 0;
 496 }
 497
 498 static int ulev1_print_counters(){
 499         PrintAndLog("--- Tag Counters");
 500         uint8_t tear[1] = {0};
 501         uint8_t counter[3] = {0,0,0};
 502         uint16_t len = 0;
 503         for ( uint8_t i = 0; i<3; ++i) {
 504                 ulev1_readTearing(i,tear,sizeof(tear));
 505                 len = ulev1_readCounter(i,counter, sizeof(counter) );
 506                 if (len == 3) {
 507                         PrintAndLog("       [%0d] : %s", i, sprint_hex(counter,3));
 508                         PrintAndLog("                    - %02X tearing %s", tear[0], ( tear[0]==0xBD)?"Ok":"failure");
 509                 }
 510         }
 511         return len;
 512 }
 513
 514 static int ulev1_print_signature( uint8_t *data, uint8_t len){
 515         PrintAndLog("\n--- Tag Signature");
 516         //PrintAndLog("IC signature public key name  : NXP NTAG21x 2013"); // don't know if there is other NXP public keys.. :(
 517         PrintAndLog("IC signature public key value : 04494e1a386d3d3cfe3dc10e5de68a499b1c202db5b132393e89ed19fe5be8bc61");
 518         PrintAndLog("    Elliptic curve parameters : secp128r1");
 519         PrintAndLog("            Tag ECC Signature : %s", sprint_hex(data, len));
 520         //to do:  verify if signature is valid
 521         //PrintAndLog("IC signature status: %s valid", (iseccvalid() )?"":"not");
 522         return 0;
 523 }
 524
 525 static int ulev1_print_version(uint8_t *data){
 526         PrintAndLog("\n--- Tag Version");
 527         PrintAndLog("       Raw bytes : %s",sprint_hex(data, 8) );
 528         PrintAndLog("       Vendor ID : %02X, %s", data[1], getTagInfo(data[1]));
 529         PrintAndLog("    Product type : %s", getProductTypeStr(data[2]));
 530         PrintAndLog(" Product subtype : %02X, %s", data[3], (data[3]==1) ?"17 pF":"50pF");
 531         PrintAndLog("   Major version : %02X", data[4]);
 532         PrintAndLog("   Minor version : %02X", data[5]);
 533         PrintAndLog("            Size : %s", getUlev1CardSizeStr(data[6]));
 534         PrintAndLog("   Protocol type : %02X", data[7]);
 535         return 0;
 536 }
 537
 538 /*
 539 static int ulc_magic_test(){
 540         // Magic Ultralight test
 541                 // Magic UL-C, by observation,
 542         // 1) it seems to have a static nonce response to 0x1A command.
 543         // 2) the deskey bytes is not-zero:d out on as datasheet states.
 544         // 3) UID - changeable, not only, but pages 0-1-2-3.
 545         // 4) use the ul_magic_test !  magic tags answers specially!
 546         int returnValue = UL_ERROR;
 547         iso14a_card_select_t card;
 548         uint8_t nonce1[11] = {0x00};
 549         uint8_t nonce2[11] = {0x00};
 550         int status = ul_select(&card);
 551         if ( !status ){
 552                 return UL_ERROR;
 553         }
 554         status = ulc_requestAuthentication(nonce1, sizeof(nonce1));
 555         if ( status > 0 ) {
 556                 status = ulc_requestAuthentication(nonce2, sizeof(nonce2));
 557                 returnValue =  ( !memcmp(nonce1, nonce2, 11) ) ? UL_C_MAGIC : UL_C;
 558         } else {
 559                 returnValue = UL;
 560         }
 561         ul_switch_off_field();
 562         return returnValue;
 563 }
 564 */
 565 static int ul_magic_test(){
 566
 567         // Magic Ultralight tests
 568         // 1) take present UID, and try to write it back. OBSOLETE
 569         // 2) make a wrong length write to page0, and see if tag answers with ACK/NACK:
 570         iso14a_card_select_t card;
 571         if ( !ul_select(&card) )
 572                 return UL_ERROR;
 573         int status = ul_comp_write(0, NULL, 0);
 574         ul_switch_off_field();
 575         if ( status == 0 )
 576                 return MAGIC;
 577         return 0;
 578 }
 579
 580 uint32_t GetHF14AMfU_Type(void){
 581
 582         TagTypeUL_t tagtype = UNKNOWN;
 583         iso14a_card_select_t card;
 584         uint8_t version[10] = {0x00};
 585         int status = 0;
 586         int len;
 587
 588         if (!ul_select(&card)) return UL_ERROR;
 589
 590         // Ultralight - ATQA / SAK
 591         if ( card.atqa[1] != 0x00 || card.atqa[0] != 0x44 || card.sak != 0x00 ) {
 592                 PrintAndLog("Tag is not Ultralight | NTAG | MY-D  [ATQA: %02X %02X SAK: %02X]\n", card.atqa[1], card.atqa[0], card.sak);
 593                 ul_switch_off_field();
 594                 return UL_ERROR;
 595         }
 596
 597         if ( card.uid[0] != 0x05) {
 598
 599                 len  = ulev1_getVersion(version, sizeof(version));
 600                 ul_switch_off_field();
 601
 602                 switch (len) {
 603                         case 0x0A: {
 604
 605                                 if ( version[2] == 0x03 && version[6] == 0x0B )
 606                                         tagtype = UL_EV1_48;
 607                                 else if ( version[2] == 0x03 && version[6] != 0x0B )
 608                                         tagtype = UL_EV1_128;
 609                                 else if ( version[2] == 0x04 && version[3] == 0x01 && version[6] == 0x0B )
 610                                         tagtype = NTAG_210;
 611                                 else if ( version[2] == 0x04 && version[3] == 0x01 && version[6] == 0x0E )
 612                                         tagtype = NTAG_212;
 613                                 else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x0F )
 614                                         tagtype = NTAG_213;
 615                                 else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x11 )
 616                                         tagtype = NTAG_215;
 617                                 else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x13 )
 618                                         tagtype = NTAG_216;
 619                                 else if ( version[2] == 0x04 && version[3] == 0x05 && version[6] == 0x13 )
 620                                         tagtype = NTAG_I2C_1K;
 621                                 else if ( version[2] == 0x04 && version[3] == 0x05 && version[6] == 0x15 )
 622                                         tagtype = NTAG_I2C_2K;
 623                                 else if ( version[2] == 0x04 )
 624                                         tagtype = NTAG;
 625
 626                                 break;
 627                         }
 628                         case 0x01: tagtype = UL_C; break;
 629                         case 0x00: tagtype = UL; break;
 630                         case -1  : tagtype = (UL | UL_C | NTAG_203); break;  // could be UL | UL_C magic tags
 631                         default  : tagtype = UNKNOWN; break;
 632                 }
 633                 // UL vs UL-C vs ntag203 test
 634                 if (tagtype & (UL | UL_C | NTAG_203)) {
 635                         if ( !ul_select(&card) ) return UL_ERROR;
 636
 637                         // do UL_C check first...
 638                         uint8_t nonce[11] = {0x00};
 639                         status = ulc_requestAuthentication(nonce, sizeof(nonce));
 640                         ul_switch_off_field();
 641                         if (status > 1) {
 642                                 tagtype = UL_C;
 643                         } else {
 644                                 // need to re-select after authentication error
 645                                 if ( !ul_select(&card) ) return UL_ERROR;
 646
 647                                 uint8_t data[16] = {0x00};
 648                                 // read page 0x26-0x29 (last valid ntag203 page)
 649                                 status = ul_read(0x26, data, sizeof(data));
 650                                 if ( status <= 1 ) {
 651                                         tagtype = UL;
 652                                 } else {
 653                                         // read page 0x30 (should error if it is a ntag203)
 654                                         status = ul_read(0x30, data, sizeof(data));
 655                                         if ( status <= 1 ){
 656                                                 tagtype = NTAG_203;
 657                                         } else {
 658                                                 tagtype = UNKNOWN;
 659                                         }
 660                                 }
 661                                 ul_switch_off_field();
 662                         }
 663                 }
 664                 if (tagtype & UL) {
 665                         tagtype = ul_fudan_check();
 666                         ul_switch_off_field();
 667                 }
 668         } else {
 669                 ul_switch_off_field();
 670                 // Infinition MY-D tests   Exam high nibble
 671                 uint8_t nib = (card.uid[1] & 0xf0) >> 4;
 672                 switch ( nib ){
 673                         // case 0: tagtype =  SLE66R35E7; break; //or SLE 66R35E7 - mifare compat... should have different sak/atqa for mf 1k
 674                         case 1: tagtype =  MY_D; break; //or SLE 66RxxS ... up to 512 pages of 8 user bytes...
 675                         case 2: tagtype = (MY_D_NFC); break; //or SLE 66RxxP ... up to 512 pages of 8 user bytes... (or in nfc mode FF pages of 4 bytes)
 676                         case 3: tagtype = (MY_D_MOVE | MY_D_MOVE_NFC); break; //or SLE 66R01P // 38 pages of 4 bytes //notice: we can not currently distinguish between these two
 677                         case 7: tagtype =  MY_D_MOVE_LEAN; break; //or SLE 66R01L  // 16 pages of 4 bytes
 678                 }
 679         }
 680
 681         tagtype |= ul_magic_test();
 682         if (tagtype == (UNKNOWN | MAGIC)) tagtype = (UL_MAGIC);
 683         return tagtype;
 684 }
 685
 686 int CmdHF14AMfUInfo(const char *Cmd){
 687
 688         uint8_t authlim = 0xff;
 689         uint8_t data[16] = {0x00};
 690         iso14a_card_select_t card;
 691         int status;
 692         bool errors = false;
 693         bool hasAuthKey = false;
 694         bool locked = false;
 695         bool swapEndian = false;
 696         uint8_t cmdp = 0;
 697         uint8_t dataLen = 0;
 698         uint8_t authenticationkey[16] = {0x00};
 699         uint8_t *authkeyptr = authenticationkey;
 700         uint8_t *key;
 701         uint8_t pack[4] = {0,0,0,0};
 702         int len = 0;
 703         char tempStr[50];
 704
 705         while(param_getchar(Cmd, cmdp) != 0x00)
 706         {
 707                 switch(param_getchar(Cmd, cmdp))
 708                 {
 709                 case 'h':
 710                 case 'H':
 711                         return usage_hf_mfu_info();
 712                 case 'k':
 713                 case 'K':
 714                         dataLen = param_getstr(Cmd, cmdp+1, tempStr);
 715                         if (dataLen == 32 || dataLen == 8) { //ul-c or ev1/ntag key length
 716                                 errors = param_gethex(tempStr, 0, authenticationkey, dataLen);
 717                                 dataLen /= 2; // handled as bytes from now on
 718                         } else {
 719                                 PrintAndLog("\nERROR: Key is incorrect length\n");
 720                                 errors = true;
 721                         }
 722                         cmdp += 2;
 723                         hasAuthKey = true;
 724                         break;
 725                 case 'l':
 726                 case 'L':
 727                         swapEndian = true;
 728                         cmdp++;
 729                         break;
 730                 default:
 731                         PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
 732                         errors = true;
 733                         break;
 734                 }
 735                 if(errors) break;
 736         }
 737
 738         //Validations
 739         if(errors) return usage_hf_mfu_info();
 740
 741         TagTypeUL_t tagtype = GetHF14AMfU_Type();
 742         if (tagtype == UL_ERROR) return -1;
 743
 744         PrintAndLog("\n--- Tag Information ---------");
 745         PrintAndLog("-------------------------------------------------------------");
 746         ul_print_type(tagtype, 6);
 747
 748         // Swap endianness
 749         if (swapEndian && hasAuthKey) authkeyptr = SwapEndian64(authenticationkey, dataLen, (dataLen == 16) ? 8 : 4 );
 750
 751         if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
 752
 753         // read pages 0,1,2,3 (should read 4pages)
 754         status = ul_read(0, data, sizeof(data));
 755         if ( status == -1 ) {
 756                 ul_switch_off_field();
 757                 PrintAndLog("Error: tag didn't answer to READ");
 758                 return status;
 759         } else if (status == 16) {
 760                 ul_print_default(data);
 761                 ndef_print_CC(data+12);
 762         } else {
 763                 locked = true;
 764         }
 765
 766         // UL_C Specific
 767         if ((tagtype & UL_C)) {
 768
 769                 // read pages 0x28, 0x29, 0x2A, 0x2B
 770                 uint8_t ulc_conf[16] = {0x00};
 771                 status = ul_read(0x28, ulc_conf, sizeof(ulc_conf));
 772                 if ( status == -1 ){
 773                         PrintAndLog("Error: tag didn't answer to READ UL-C");
 774                         ul_switch_off_field();
 775                         return status;
 776                 }
 777                 if (status == 16) ulc_print_configuration(ulc_conf);
 778                 else locked = true;
 779
 780                 if ((tagtype & MAGIC)) {
 781                         //just read key
 782                         uint8_t ulc_deskey[16] = {0x00};
 783                         status = ul_read(0x2C, ulc_deskey, sizeof(ulc_deskey));
 784                         if ( status == -1 ) {
 785                                 ul_switch_off_field();
 786                                 PrintAndLog("Error: tag didn't answer to READ magic");
 787                                 return status;
 788                         }
 789                         if (status == 16) ulc_print_3deskey(ulc_deskey);
 790
 791                 } else {
 792                         ul_switch_off_field();
 793                         // if we called info with key, just return
 794                         if ( hasAuthKey ) return 1;
 795
 796                         // also try to diversify default keys..  look into CmdHF14AMfuGenDiverseKeys
 797                         PrintAndLog("Trying some default 3des keys");
 798                         for (uint8_t i = 0; i < KEYS_3DES_COUNT; ++i ) {
 799                                 key = default_3des_keys[i];
 800                                 if (ulc_authentication(key, true)) {
 801                                         PrintAndLog("Found default 3des key: ");
 802                                         uint8_t keySwap[16];
 803                                         memcpy(keySwap, SwapEndian64(key,16,8), 16);
 804                                         ulc_print_3deskey(keySwap);
 805                                         return 1;
 806                                 }
 807                         }
 808                         return 1;
 809                 }
 810         }
 811
 812         // do counters and signature first (don't neet auth)
 813
 814         // ul counters are different than ntag counters
 815         if ((tagtype & (UL_EV1_48 | UL_EV1_128))) {
 816                 if (ulev1_print_counters() != 3) {
 817                         // failed - re-select
 818                         if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
 819                 }
 820         }
 821
 822         if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_213 | NTAG_215 | NTAG_216 | NTAG_I2C_1K | NTAG_I2C_2K     ))) {
 823                 uint8_t ulev1_signature[32] = {0x00};
 824                 status = ulev1_readSignature( ulev1_signature, sizeof(ulev1_signature));
 825                 if ( status == -1 ) {
 826                         PrintAndLog("Error: tag didn't answer to READ SIGNATURE");
 827                         ul_switch_off_field();
 828                         return status;
 829                 }
 830                 if (status == 32) ulev1_print_signature( ulev1_signature, sizeof(ulev1_signature));
 831                 else {
 832                         // re-select
 833                         if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
 834                 }
 835         }
 836
 837         if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_210 | NTAG_212 | NTAG_213 | NTAG_215 | NTAG_216 | NTAG_I2C_1K | NTAG_I2C_2K))) {
 838                 uint8_t version[10] = {0x00};
 839                 status  = ulev1_getVersion(version, sizeof(version));
 840                 if ( status == -1 ) {
 841                         PrintAndLog("Error: tag didn't answer to GETVERSION");
 842                         ul_switch_off_field();
 843                         return status;
 844                 } else if (status == 10) {
 845                         ulev1_print_version(version);
 846                 } else {
 847                         locked = true;
 848                         if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
 849                 }
 850
 851                 uint8_t startconfigblock = 0;
 852                 uint8_t ulev1_conf[16] = {0x00};
 853                 // config blocks always are last 4 pages
 854                 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++)
 855                         if (tagtype & UL_TYPES_ARRAY[idx])
 856                                 startconfigblock = UL_MEMORY_ARRAY[idx]-3;
 857
 858                 if (startconfigblock){ // if we know where the config block is...
 859                         status = ul_read(startconfigblock, ulev1_conf, sizeof(ulev1_conf));
 860                         if ( status == -1 ) {
 861                                 PrintAndLog("Error: tag didn't answer to READ EV1");
 862                                 ul_switch_off_field();
 863                                 return status;
 864                         } else if (status == 16) {
 865                                 // save AUTHENTICATION LIMITS for later:
 866                                 authlim = (ulev1_conf[4] & 0x07);
 867                                 ulev1_print_configuration(ulev1_conf, startconfigblock);
 868                         }
 869                 }
 870
 871                 // AUTHLIMIT, (number of failed authentications)
 872                 // 0 = limitless.
 873                 // 1-7 = limit. No automatic tries then.
 874                 // hasAuthKey,  if we was called with key, skip test.
 875                 if ( !authlim && !hasAuthKey ) {
 876                         PrintAndLog("\n--- Known EV1/NTAG passwords.");
 877                         len = 0;
 878                         for (uint8_t i = 0; i < KEYS_PWD_COUNT; ++i ) {
 879                                 key = default_pwd_pack[i];
 880                                 len = ulev1_requestAuthentication(key, pack, sizeof(pack));
 881                                 if (len >= 1) {
 882                                         PrintAndLog("Found a default password: %s || Pack: %02X %02X",sprint_hex(key, 4), pack[0], pack[1]);
 883                                         break;
 884                                 } else {
 885                                         if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
 886                                 }
 887                         }
 888                         if (len < 1) PrintAndLog("password not known");
 889                 }
 890         }
 891
 892         ul_switch_off_field();
 893         if (locked) PrintAndLog("\nTag appears to be locked, try using the key to get more info");
 894         PrintAndLog("");
 895         return 1;
 896 }
 897
 898 //
 899 //  Write Single Block
 900 //
 901 int CmdHF14AMfUWrBl(const char *Cmd){
 902
 903         int blockNo = -1;
 904         bool errors = false;
 905         bool hasAuthKey = false;
 906         bool hasPwdKey = false;
 907         bool swapEndian = false;
 908
 909         uint8_t cmdp = 0;
 910         uint8_t keylen = 0;
 911         uint8_t blockdata[20] = {0x00};
 912         uint8_t data[16] = {0x00};
 913         uint8_t authenticationkey[16] = {0x00};
 914         uint8_t *authKeyPtr = authenticationkey;
 915
 916         while(param_getchar(Cmd, cmdp) != 0x00)
 917         {
 918                 switch(param_getchar(Cmd, cmdp))
 919                 {
 920                         case 'h':
 921                         case 'H':
 922                                 return usage_hf_mfu_wrbl();
 923                         case 'k':
 924                         case 'K':
 925                                 // EV1/NTAG size key
 926                                 keylen = param_gethex(Cmd, cmdp+1, data, 8);
 927                                 if ( !keylen ) {
 928                                         memcpy(authenticationkey, data, 4);
 929                                         cmdp += 2;
 930                                         hasPwdKey = true;
 931                                         break;
 932                                 }
 933                                 // UL-C size key
 934                                 keylen = param_gethex(Cmd, cmdp+1, data, 32);
 935                                 if (!keylen){
 936                                         memcpy(authenticationkey, data, 16);
 937                                         cmdp += 2;
 938                                         hasAuthKey = true;
 939                                         break;
 940                                 }
 941                                 PrintAndLog("\nERROR: Key is incorrect length\n");
 942                                 errors = true;
 943                                 break;
 944                         case 'b':
 945                         case 'B':
 946                                 blockNo = param_get8(Cmd, cmdp+1);
 947                                 if (blockNo < 0) {
 948                                         PrintAndLog("Wrong block number");
 949                                         errors = true;
 950                                 }
 951                                 cmdp += 2;
 952                                 break;
 953                         case 'l':
 954                         case 'L':
 955                                 swapEndian = true;
 956                                 cmdp++;
 957                                 break;
 958                         case 'd':
 959                         case 'D':
 960                                 if ( param_gethex(Cmd, cmdp+1, blockdata, 8) ) {
 961                                         PrintAndLog("Block data must include 8 HEX symbols");
 962                                         errors = true;
 963                                         break;
 964                                 }
 965                                 cmdp += 2;
 966                                 break;
 967                         default:
 968                                 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
 969                                 errors = true;
 970                                 break;
 971                 }
 972                 //Validations
 973                 if(errors) return usage_hf_mfu_wrbl();
 974         }
 975
 976         if ( blockNo == -1 ) return usage_hf_mfu_wrbl();
 977         // starting with getting tagtype
 978         TagTypeUL_t tagtype = GetHF14AMfU_Type();
 979         if (tagtype == UL_ERROR) return -1;
 980
 981         uint8_t maxblockno = 0;
 982         for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++){
 983                 if (tagtype & UL_TYPES_ARRAY[idx])
 984                         maxblockno = UL_MEMORY_ARRAY[idx];
 985         }
 986         if (blockNo > maxblockno){
 987                 PrintAndLog("block number too large. Max block is %u/0x%02X \n", maxblockno,maxblockno);
 988                 return usage_hf_mfu_wrbl();
 989         }
 990
 991         // Swap endianness
 992         if (swapEndian && hasAuthKey) authKeyPtr = SwapEndian64(authenticationkey, 16, 8);
 993         if (swapEndian && hasPwdKey)  authKeyPtr = SwapEndian64(authenticationkey, 4, 4);
 994
 995         if ( blockNo <= 3)
 996                 PrintAndLog("Special Block: %0d (0x%02X) [ %s]", blockNo, blockNo, sprint_hex(blockdata, 4));
 997         else
 998                 PrintAndLog("Block: %0d (0x%02X) [ %s]", blockNo, blockNo, sprint_hex(blockdata, 4));
 999
1000         //Send write Block
1001         UsbCommand c = {CMD_MIFAREU_WRITEBL, {blockNo}};
1002         memcpy(c.d.asBytes,blockdata,4);
1003
1004         if ( hasAuthKey ) {
1005                 c.arg[1] = 1;
1006                 memcpy(c.d.asBytes+4,authKeyPtr,16);
1007         }
1008         else if ( hasPwdKey ) {
1009                 c.arg[1] = 2;
1010                 memcpy(c.d.asBytes+4,authKeyPtr,4);
1011         }
1012
1013         clearCommandBuffer();
1014         SendCommand(&c);
1015         UsbCommand resp;
1016         if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1017                 uint8_t isOK  = resp.arg[0] & 0xff;
1018                 PrintAndLog("isOk:%02x", isOK);
1019         } else {
1020                 PrintAndLog("Command execute timeout");
1021         }
1022
1023         return 0;
1024 }
1025 //
1026 //  Read Single Block
1027 //
1028 int CmdHF14AMfURdBl(const char *Cmd){
1029
1030         int blockNo = -1;
1031         bool errors = false;
1032         bool hasAuthKey = false;
1033         bool hasPwdKey = false;
1034         bool swapEndian = false;
1035         uint8_t cmdp = 0;
1036         uint8_t keylen = 0;
1037         uint8_t data[16] = {0x00};
1038         uint8_t authenticationkey[16] = {0x00};
1039         uint8_t *authKeyPtr = authenticationkey;
1040
1041         while(param_getchar(Cmd, cmdp) != 0x00)
1042         {
1043                 switch(param_getchar(Cmd, cmdp))
1044                 {
1045                         case 'h':
1046                         case 'H':
1047                                 return usage_hf_mfu_rdbl();
1048                         case 'k':
1049                         case 'K':
1050                                 // EV1/NTAG size key
1051                                 keylen = param_gethex(Cmd, cmdp+1, data, 8);
1052                                 if ( !keylen ) {
1053                                         memcpy(authenticationkey, data, 4);
1054                                         cmdp += 2;
1055                                         hasPwdKey = true;
1056                                         break;
1057                                 }
1058                                 // UL-C size key
1059                                 keylen = param_gethex(Cmd, cmdp+1, data, 32);
1060                                 if (!keylen){
1061                                         memcpy(authenticationkey, data, 16);
1062                                         cmdp += 2;
1063                                         hasAuthKey = true;
1064                                         break;
1065                                 }
1066                                 PrintAndLog("\nERROR: Key is incorrect length\n");
1067                                 errors = true;
1068                                 break;
1069                         case 'b':
1070                         case 'B':
1071                                 blockNo = param_get8(Cmd, cmdp+1);
1072                                 if (blockNo < 0) {
1073                                         PrintAndLog("Wrong block number");
1074                                         errors = true;
1075                                 }
1076                                 cmdp += 2;
1077                                 break;
1078                         case 'l':
1079                         case 'L':
1080                                 swapEndian = true;
1081                                 cmdp++;
1082                                 break;
1083                         default:
1084                                 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1085                                 errors = true;
1086                                 break;
1087                 }
1088                 //Validations
1089                 if(errors) return usage_hf_mfu_rdbl();
1090         }
1091
1092         if ( blockNo == -1 ) return usage_hf_mfu_rdbl();
1093         // start with getting tagtype
1094         TagTypeUL_t tagtype = GetHF14AMfU_Type();
1095         if (tagtype == UL_ERROR) return -1;
1096
1097         uint8_t maxblockno = 0;
1098         for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++){
1099                 if (tagtype & UL_TYPES_ARRAY[idx])
1100                         maxblockno = UL_MEMORY_ARRAY[idx];
1101         }
1102         if (blockNo > maxblockno){
1103                 PrintAndLog("block number to large. Max block is %u/0x%02X \n", maxblockno,maxblockno);
1104                 return usage_hf_mfu_rdbl();
1105         }
1106
1107         // Swap endianness
1108         if (swapEndian && hasAuthKey) authKeyPtr = SwapEndian64(authenticationkey, 16, 8);
1109         if (swapEndian && hasPwdKey)  authKeyPtr = SwapEndian64(authenticationkey, 4, 4);
1110
1111         //Read Block
1112         UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
1113         if ( hasAuthKey ){
1114                 c.arg[1] = 1;
1115                 memcpy(c.d.asBytes,authKeyPtr,16);
1116         }
1117         else if ( hasPwdKey ) {
1118                 c.arg[1] = 2;
1119                 memcpy(c.d.asBytes,authKeyPtr,4);
1120         }
1121
1122         clearCommandBuffer();
1123         SendCommand(&c);
1124         UsbCommand resp;
1125         if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1126                 uint8_t isOK = resp.arg[0] & 0xff;
1127                 if (isOK) {
1128                         uint8_t *data = resp.d.asBytes;
1129                         PrintAndLog("\nBlock#  | Data        | Ascii");
1130                         PrintAndLog("-----------------------------");
1131                         PrintAndLog("%02d/0x%02X | %s| %.4s\n", blockNo, blockNo, sprint_hex(data, 4), data);
1132                 }
1133                 else {
1134                         PrintAndLog("Failed reading block: (%02x)", isOK);
1135                 }
1136         } else {
1137                 PrintAndLog("Command execute time-out");
1138         }
1139         return 0;
1140 }
1141
1142 int usage_hf_mfu_info(void) {
1143         PrintAndLog("It gathers information about the tag and tries to detect what kind it is.");
1144         PrintAndLog("Sometimes the tags are locked down, and you may need a key to be able to read the information");
1145         PrintAndLog("The following tags can be identified:\n");
1146         PrintAndLog("Ultralight, Ultralight-C, Ultralight EV1, NTAG 203, NTAG 210,");
1147         PrintAndLog("NTAG 212, NTAG 213, NTAG 215, NTAG 216, NTAG I2C 1K & 2K");
1148         PrintAndLog("my-d, my-d NFC, my-d move, my-d move NFC\n");
1149         PrintAndLog("Usage:  hf mfu info k <key> l");
1150         PrintAndLog("  Options : ");
1151         PrintAndLog("  k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1152         PrintAndLog("  l       : (optional) swap entered key's endianness");
1153         PrintAndLog("");
1154         PrintAndLog("   sample : hf mfu info");
1155         PrintAndLog("          : hf mfu info k 00112233445566778899AABBCCDDEEFF");
1156         PrintAndLog("          : hf mfu info k AABBCCDDD");
1157         return 0;
1158 }
1159
1160 int usage_hf_mfu_dump(void) {
1161         PrintAndLog("Reads all pages from Ultralight, Ultralight-C, Ultralight EV1");
1162         PrintAndLog("NTAG 203, NTAG 210, NTAG 212, NTAG 213, NTAG 215, NTAG 216");
1163         PrintAndLog("and saves binary dump into the file `filename.bin` or `cardUID.bin`");
1164         PrintAndLog("It autodetects card type.\n");
1165         PrintAndLog("Usage:  hf mfu dump k <key> l n <filename w/o .bin>");
1166         PrintAndLog("  Options : ");
1167         PrintAndLog("  k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1168         PrintAndLog("  l       : (optional) swap entered key's endianness");
1169         PrintAndLog("  n <FN > : filename w/o .bin to save the dump as");
1170         PrintAndLog("  p <Pg > : starting Page number to manually set a page to start the dump at");
1171         PrintAndLog("  q <qty> : number of Pages to manually set how many pages to dump");
1172
1173         PrintAndLog("");
1174         PrintAndLog("   sample : hf mfu dump");
1175         PrintAndLog("          : hf mfu dump n myfile");
1176         PrintAndLog("          : hf mfu dump k 00112233445566778899AABBCCDDEEFF");
1177         PrintAndLog("          : hf mfu dump k AABBCCDDD\n");
1178         return 0;
1179 }
1180
1181 int usage_hf_mfu_rdbl(void) {
1182         PrintAndLog("Read a block and print. It autodetects card type.\n");
1183         PrintAndLog("Usage:  hf mfu rdbl b <block number> k <key> l\n");
1184         PrintAndLog("  Options:");
1185         PrintAndLog("  b <no>  : block to read");
1186         PrintAndLog("  k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1187         PrintAndLog("  l       : (optional) swap entered key's endianness");
1188         PrintAndLog("");
1189         PrintAndLog("   sample : hf mfu rdbl b 0");
1190         PrintAndLog("          : hf mfu rdbl b 0 k 00112233445566778899AABBCCDDEEFF");
1191         PrintAndLog("          : hf mfu rdbl b 0 k AABBCCDDD\n");
1192         return 0;
1193 }
1194
1195 int usage_hf_mfu_wrbl(void) {
1196         PrintAndLog("Write a block. It autodetects card type.\n");
1197         PrintAndLog("Usage:  hf mfu wrbl b <block number> d <data> k <key> l\n");
1198         PrintAndLog("  Options:");
1199         PrintAndLog("  b <no>   : block to write");
1200         PrintAndLog("  d <data> : block data - (8 hex symbols)");
1201         PrintAndLog("  k <key>  : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1202         PrintAndLog("  l        : (optional) swap entered key's endianness");
1203         PrintAndLog("");
1204         PrintAndLog("    sample : hf mfu wrbl b 0 d 01234567");
1205         PrintAndLog("           : hf mfu wrbl b 0 d 01234567 k AABBCCDDD\n");
1206         return 0;
1207 }
1208
1209 //
1210 //  Mifare Ultralight / Ultralight-C / Ultralight-EV1
1211 //  Read and Dump Card Contents,  using auto detection of tag size.
1212 int CmdHF14AMfUDump(const char *Cmd){
1213
1214         FILE *fout;
1215         char filename[FILE_PATH_SIZE] = {0x00};
1216         char *fnameptr = filename;
1217         uint8_t *lockbytes_t = NULL;
1218         uint8_t lockbytes[2] = {0x00};
1219         uint8_t *lockbytes_t2 = NULL;
1220         uint8_t lockbytes2[2] = {0x00};
1221         bool bit[16]  = {0x00};
1222         bool bit2[16] = {0x00};
1223         uint8_t data[1024] = {0x00};
1224         bool hasAuthKey = false;
1225         int i = 0;
1226         int Pages = 16;
1227         bool tmplockbit = false;
1228         uint8_t dataLen = 0;
1229         uint8_t cmdp = 0;
1230         uint8_t authenticationkey[16] = {0x00};
1231         uint8_t *authKeyPtr = authenticationkey;
1232         size_t fileNlen = 0;
1233         bool errors = false;
1234         bool swapEndian = false;
1235         bool manualPages = false;
1236         uint8_t startPage = 0;
1237         char tempStr[50];
1238         unsigned char cleanASCII[4];
1239
1240         while(param_getchar(Cmd, cmdp) != 0x00)
1241         {
1242                 switch(param_getchar(Cmd, cmdp))
1243                 {
1244                 case 'h':
1245                 case 'H':
1246                         return usage_hf_mfu_dump();
1247                 case 'k':
1248                 case 'K':
1249                         dataLen = param_getstr(Cmd, cmdp+1, tempStr);
1250                         if (dataLen == 32 || dataLen == 8) { //ul-c or ev1/ntag key length
1251                                 errors = param_gethex(tempStr, 0, authenticationkey, dataLen);
1252                                 dataLen /= 2;
1253                         } else {
1254                                 PrintAndLog("\nERROR: Key is incorrect length\n");
1255                                 errors = true;
1256                         }
1257                         cmdp += 2;
1258                         hasAuthKey = true;
1259                         break;
1260                 case 'l':
1261                 case 'L':
1262                         swapEndian = true;
1263                         cmdp++;
1264                         break;
1265                 case 'n':
1266                 case 'N':
1267                         fileNlen = param_getstr(Cmd, cmdp+1, filename);
1268                         if (!fileNlen) errors = true;
1269                         if (fileNlen > FILE_PATH_SIZE-5) fileNlen = FILE_PATH_SIZE-5;
1270                         cmdp += 2;
1271                         break;
1272                 case 'p':
1273                 case 'P':
1274                         startPage = param_get8(Cmd, cmdp+1);
1275                         manualPages = true;
1276                         cmdp += 2;
1277                         break;
1278                 case 'q':
1279                 case 'Q':
1280                         Pages = param_get8(Cmd, cmdp+1);
1281                         cmdp += 2;
1282                         manualPages = true;
1283                         break;
1284                 default:
1285                         PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1286                         errors = true;
1287                         break;
1288                 }
1289                 if(errors) break;
1290         }
1291
1292         //Validations
1293         if(errors) return usage_hf_mfu_dump();
1294
1295         if (swapEndian && hasAuthKey)
1296                 authKeyPtr = SwapEndian64(authenticationkey, dataLen, (dataLen == 16) ? 8 : 4);
1297
1298         TagTypeUL_t tagtype = GetHF14AMfU_Type();
1299         if (tagtype == UL_ERROR) return -1;
1300
1301         if (!manualPages) //get number of pages to read
1302                 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++)
1303                         if (tagtype & UL_TYPES_ARRAY[idx])
1304                                 Pages = UL_MEMORY_ARRAY[idx]+1; //add one as maxblks starts at 0
1305
1306         ul_print_type(tagtype, 0);
1307         PrintAndLog("Reading tag memory...");
1308         UsbCommand c = {CMD_MIFAREU_READCARD, {startPage,Pages}};
1309         if ( hasAuthKey ) {
1310                 if (tagtype & UL_C)
1311                         c.arg[2] = 1; //UL_C auth
1312                 else
1313                         c.arg[2] = 2; //UL_EV1/NTAG auth
1314
1315                 memcpy(c.d.asBytes, authKeyPtr, dataLen);
1316         }
1317
1318         clearCommandBuffer();
1319         SendCommand(&c);
1320         UsbCommand resp;
1321         if (!WaitForResponseTimeout(CMD_ACK, &resp,1500)) {
1322                 PrintAndLog("Command execute time-out");
1323                 return 1;
1324         }
1325         if (resp.arg[0] != 1) {
1326                 PrintAndLog("Failed reading block: (%02x)", i);
1327                 return 1;
1328         }
1329
1330         uint32_t startindex = resp.arg[2];
1331         uint32_t bufferSize = resp.arg[1];
1332         if (bufferSize > sizeof(data)) {
1333                 PrintAndLog("Data exceeded Buffer size!");
1334                 bufferSize = sizeof(data);
1335         }
1336         GetFromBigBuf(data, bufferSize, startindex);
1337         WaitForResponse(CMD_ACK,NULL);
1338
1339         Pages = bufferSize/4;
1340         // Load lock bytes.
1341         int j = 0;
1342
1343         lockbytes_t = data + 8;
1344         lockbytes[0] = lockbytes_t[2];
1345         lockbytes[1] = lockbytes_t[3];
1346         for(j = 0; j < 16; j++){
1347                 bit[j] = lockbytes[j/8] & ( 1 <<(7-j%8));
1348         }
1349
1350         // Load bottom lockbytes if available
1351         // TODO -- FIGURE OUT LOCK BYTES FOR TO EV1 and/or NTAG
1352         if ( Pages == 44 ) {
1353                 lockbytes_t2 = data + (40*4);
1354                 lockbytes2[0] = lockbytes_t2[2];
1355                 lockbytes2[1] = lockbytes_t2[3];
1356                 for (j = 0; j < 16; j++) {
1357                         bit2[j] = lockbytes2[j/8] & ( 1 <<(7-j%8));
1358                 }
1359         }
1360
1361         // add keys to block dump
1362         if (hasAuthKey) {
1363                 if (!swapEndian){
1364                         authKeyPtr = SwapEndian64(authenticationkey, dataLen, (dataLen == 16) ? 8 : 4);
1365                 } else {
1366                         authKeyPtr = authenticationkey;
1367                 }
1368
1369                 if (tagtype & UL_C){ //add 4 pages
1370                         memcpy(data + Pages*4, authKeyPtr, dataLen);
1371                         Pages += dataLen/4;
1372                 } else { // 2nd page from end
1373                         memcpy(data + (Pages*4) - 8, authenticationkey, dataLen);
1374                 }
1375         }
1376
1377         PrintAndLog("\nBlock#  | Data        |lck| Ascii");
1378         PrintAndLog("---------------------------------");
1379         for (i = 0; i < Pages; ++i) {
1380                 if ( i < 3 ) {
1381                         PrintAndLog("%3d/0x%02X | %s|   | ", i+startPage, i+startPage, sprint_hex(data + i * 4, 4));
1382                         continue;
1383                 }
1384                 switch(i){
1385                         case 3: tmplockbit = bit[4]; break;
1386                         case 4: tmplockbit = bit[3]; break;
1387                         case 5: tmplockbit = bit[2]; break;
1388                         case 6: tmplockbit = bit[1]; break;
1389                         case 7: tmplockbit = bit[0]; break;
1390                         case 8: tmplockbit = bit[15]; break;
1391                         case 9: tmplockbit = bit[14]; break;
1392                         case 10: tmplockbit = bit[13]; break;
1393                         case 11: tmplockbit = bit[12]; break;
1394                         case 12: tmplockbit = bit[11]; break;
1395                         case 13: tmplockbit = bit[10]; break;
1396                         case 14: tmplockbit = bit[9]; break;
1397                         case 15: tmplockbit = bit[8]; break;
1398                         case 16:
1399                         case 17:
1400                         case 18:
1401                         case 19: tmplockbit = bit2[6]; break;
1402                         case 20:
1403                         case 21:
1404                         case 22:
1405                         case 23: tmplockbit = bit2[5]; break;
1406                         case 24:
1407                         case 25:
1408                         case 26:
1409                         case 27: tmplockbit = bit2[4]; break;
1410                         case 28:
1411                         case 29:
1412                         case 30:
1413                         case 31: tmplockbit = bit2[2]; break;
1414                         case 32:
1415                         case 33:
1416                         case 34:
1417                         case 35: tmplockbit = bit2[1]; break;
1418                         case 36:
1419                         case 37:
1420                         case 38:
1421                         case 39: tmplockbit = bit2[0]; break;
1422                         case 40: tmplockbit = bit2[12]; break;
1423                         case 41: tmplockbit = bit2[11]; break;
1424                         case 42: tmplockbit = bit2[10]; break; //auth0
1425                         case 43: tmplockbit = bit2[9]; break;  //auth1
1426                         default: break;
1427                 }
1428
1429                 // convert unprintable characters and line breaks to dots
1430                 memcpy(cleanASCII, data+i*4, 4);
1431                 clean_ascii(cleanASCII, 4);
1432
1433                 PrintAndLog("%3d/0x%02X | %s| %d | %.4s", i+startPage, i+startPage, sprint_hex(data + i * 4, 4), tmplockbit, cleanASCII);
1434         }
1435         PrintAndLog("---------------------------------");
1436
1437         // user supplied filename?
1438         if (fileNlen < 1) {
1439                 // UID = data 0-1-2 4-5-6-7  (skips a beat)
1440                 sprintf(fnameptr,"%02X%02X%02X%02X%02X%02X%02X.bin",
1441                         data[0],data[1], data[2], data[4],data[5],data[6], data[7]);
1442         } else {
1443                 sprintf(fnameptr + fileNlen,".bin");
1444         }
1445
1446         if ((fout = fopen(filename,"wb")) == NULL) {
1447                 PrintAndLog("Could not create file name %s", filename);
1448                 return 1;
1449         }
1450         fwrite( data, 1, Pages*4, fout );
1451         fclose(fout);
1452
1453         PrintAndLog("Dumped %d pages, wrote %d bytes to %s", Pages, Pages*4, filename);
1454         return 0;
1455 }
1456
1457 //-------------------------------------------------------------------------------
1458 // Ultralight C Methods
1459 //-------------------------------------------------------------------------------
1460
1461 //
1462 // Ultralight C Authentication Demo {currently uses hard-coded key}
1463 //
1464 int CmdHF14AMfucAuth(const char *Cmd){
1465
1466         uint8_t keyNo = 3;
1467         bool errors = false;
1468
1469         char cmdp = param_getchar(Cmd, 0);
1470
1471         //Change key to user defined one
1472         if (cmdp == 'k' || cmdp == 'K'){
1473                 keyNo = param_get8(Cmd, 1);
1474                 if(keyNo > KEYS_3DES_COUNT)
1475                         errors = true;
1476         }
1477
1478         if (cmdp == 'h' || cmdp == 'H')
1479                 errors = true;
1480
1481         if (errors) {
1482                 PrintAndLog("Usage:  hf mfu cauth k <key number>");
1483                 PrintAndLog("      0 (default): 3DES standard key");
1484                 PrintAndLog("      1 : all 0x00 key");
1485                 PrintAndLog("      2 : 0x00-0x0F key");
1486                 PrintAndLog("      3 : nfc key");
1487                 PrintAndLog("      4 : all 0x01 key");
1488                 PrintAndLog("      5 : all 0xff key");
1489                 PrintAndLog("      6 : 0x00-0xFF key");
1490                 PrintAndLog("\n      sample : hf mfu cauth k");
1491                 PrintAndLog("               : hf mfu cauth k 3");
1492                 return 0;
1493         }
1494
1495         uint8_t *key = default_3des_keys[keyNo];
1496         if (ulc_authentication(key, true))
1497                 PrintAndLog("Authentication successful. 3des key: %s",sprint_hex(key, 16));
1498         else
1499                 PrintAndLog("Authentication failed");
1500
1501         return 0;
1502 }
1503
1504 /**
1505 A test function to validate that the polarssl-function works the same
1506 was as the openssl-implementation.
1507 Commented out, since it requires openssl
1508
1509 int CmdTestDES(const char * cmd)
1510 {
1511         uint8_t key[16] = {0x00};
1512
1513         memcpy(key,key3_3des_data,16);
1514         DES_cblock RndA, RndB;
1515
1516         PrintAndLog("----------OpenSSL DES implementation----------");
1517         {
1518                 uint8_t e_RndB[8] = {0x00};
1519                 unsigned char RndARndB[16] = {0x00};
1520
1521                 DES_cblock iv = { 0 };
1522                 DES_key_schedule ks1,ks2;
1523                 DES_cblock key1,key2;
1524
1525                 memcpy(key,key3_3des_data,16);
1526                 memcpy(key1,key,8);
1527                 memcpy(key2,key+8,8);
1528
1529
1530                 DES_set_key((DES_cblock *)key1,&ks1);
1531                 DES_set_key((DES_cblock *)key2,&ks2);
1532
1533                 DES_random_key(&RndA);
1534                 PrintAndLog("     RndA:%s",sprint_hex(RndA, 8));
1535                 PrintAndLog("     e_RndB:%s",sprint_hex(e_RndB, 8));
1536                 //void DES_ede2_cbc_encrypt(const unsigned char *input,
1537                 //    unsigned char *output, long length, DES_key_schedule *ks1,
1538                 //    DES_key_schedule *ks2, DES_cblock *ivec, int enc);
1539                 DES_ede2_cbc_encrypt(e_RndB,RndB,sizeof(e_RndB),&ks1,&ks2,&iv,0);
1540
1541                 PrintAndLog("     RndB:%s",sprint_hex(RndB, 8));
1542                 rol(RndB,8);
1543                 memcpy(RndARndB,RndA,8);
1544                 memcpy(RndARndB+8,RndB,8);
1545                 PrintAndLog("     RA+B:%s",sprint_hex(RndARndB, 16));
1546                 DES_ede2_cbc_encrypt(RndARndB,RndARndB,sizeof(RndARndB),&ks1,&ks2,&e_RndB,1);
1547                 PrintAndLog("enc(RA+B):%s",sprint_hex(RndARndB, 16));
1548
1549         }
1550         PrintAndLog("----------PolarSSL implementation----------");
1551         {
1552                 uint8_t random_a[8]     = { 0 };
1553                 uint8_t enc_random_a[8] = { 0 };
1554                 uint8_t random_b[8]     = { 0 };
1555                 uint8_t enc_random_b[8] = { 0 };
1556                 uint8_t random_a_and_b[16] = { 0 };
1557                 des3_context ctx        = { 0 };
1558
1559                 memcpy(random_a, RndA,8);
1560
1561                 uint8_t output[8]       = { 0 };
1562                 uint8_t iv[8]           = { 0 };
1563
1564                 PrintAndLog("     RndA  :%s",sprint_hex(random_a, 8));
1565                 PrintAndLog("     e_RndB:%s",sprint_hex(enc_random_b, 8));
1566
1567                 des3_set2key_dec(&ctx, key);
1568
1569                 des3_crypt_cbc(&ctx      // des3_context *ctx
1570                         , DES_DECRYPT        // int mode
1571                         , sizeof(random_b)   // size_t length
1572                         , iv                 // unsigned char iv[8]
1573                         , enc_random_b       // const unsigned char *input
1574                         , random_b           // unsigned char *output
1575                         );
1576
1577                 PrintAndLog("     RndB:%s",sprint_hex(random_b, 8));
1578
1579                 rol(random_b,8);
1580                 memcpy(random_a_and_b  ,random_a,8);
1581                 memcpy(random_a_and_b+8,random_b,8);
1582
1583                 PrintAndLog("     RA+B:%s",sprint_hex(random_a_and_b, 16));
1584
1585                 des3_set2key_enc(&ctx, key);
1586
1587                 des3_crypt_cbc(&ctx          // des3_context *ctx
1588                         , DES_ENCRYPT            // int mode
1589                         , sizeof(random_a_and_b)   // size_t length
1590                         , enc_random_b           // unsigned char iv[8]
1591                         , random_a_and_b         // const unsigned char *input
1592                         , random_a_and_b         // unsigned char *output
1593                         );
1594
1595                 PrintAndLog("enc(RA+B):%s",sprint_hex(random_a_and_b, 16));
1596         }
1597         return 0;
1598 }
1599 **/
1600
1601 //
1602 // Mifare Ultralight C - Set password
1603 //
1604 int CmdHF14AMfucSetPwd(const char *Cmd){
1605
1606         uint8_t pwd[16] = {0x00};
1607
1608         char cmdp = param_getchar(Cmd, 0);
1609
1610         if (strlen(Cmd) == 0  || cmdp == 'h' || cmdp == 'H') {
1611                 PrintAndLog("Usage:  hf mfu setpwd <password (32 hex symbols)>");
1612                 PrintAndLog("       [password] - (32 hex symbols)");
1613                 PrintAndLog("");
1614                 PrintAndLog("sample: hf mfu setpwd 000102030405060708090a0b0c0d0e0f");
1615                 PrintAndLog("");
1616                 return 0;
1617         }
1618
1619         if (param_gethex(Cmd, 0, pwd, 32)) {
1620                 PrintAndLog("Password must include 32 HEX symbols");
1621                 return 1;
1622         }
1623
1624         UsbCommand c = {CMD_MIFAREUC_SETPWD};
1625         memcpy( c.d.asBytes, pwd, 16);
1626         clearCommandBuffer();
1627         SendCommand(&c);
1628
1629         UsbCommand resp;
1630
1631         if (WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1632                 if ( (resp.arg[0] & 0xff) == 1)
1633                         PrintAndLog("Ultralight-C new password: %s", sprint_hex(pwd,16));
1634                 else{
1635                         PrintAndLog("Failed writing at block %d", resp.arg[1] & 0xff);
1636                         return 1;
1637                 }
1638         }
1639         else {
1640                 PrintAndLog("command execution time out");
1641                 return 1;
1642         }
1643
1644         return 0;
1645 }
1646
1647 //
1648 // Magic UL / UL-C tags  - Set UID
1649 //
1650 int CmdHF14AMfucSetUid(const char *Cmd){
1651
1652         UsbCommand c;
1653         UsbCommand resp;
1654         uint8_t uid[7] = {0x00};
1655         char cmdp = param_getchar(Cmd, 0);
1656
1657         if (strlen(Cmd) == 0  || cmdp == 'h' || cmdp == 'H') {
1658                 PrintAndLog("Usage:  hf mfu setuid <uid (14 hex symbols)>");
1659                 PrintAndLog("       [uid] - (14 hex symbols)");
1660                 PrintAndLog("\nThis only works for Magic Ultralight tags.");
1661                 PrintAndLog("");
1662                 PrintAndLog("sample: hf mfu setuid 11223344556677");
1663                 PrintAndLog("");
1664                 return 0;
1665         }
1666
1667         if (param_gethex(Cmd, 0, uid, 14)) {
1668                 PrintAndLog("UID must include 14 HEX symbols");
1669                 return 1;
1670         }
1671
1672         // read block2.
1673         c.cmd = CMD_MIFAREU_READBL;
1674         c.arg[0] = 2;
1675         clearCommandBuffer();
1676         SendCommand(&c);
1677         if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1678                 PrintAndLog("Command execute timeout");
1679                 return 2;
1680         }
1681
1682         // save old block2.
1683         uint8_t oldblock2[4] = {0x00};
1684         memcpy(resp.d.asBytes, oldblock2, 4);
1685
1686         // block 0.
1687         c.cmd = CMD_MIFAREU_WRITEBL;
1688         c.arg[0] = 0;
1689         c.d.asBytes[0] = uid[0];
1690         c.d.asBytes[1] = uid[1];
1691         c.d.asBytes[2] = uid[2];
1692         c.d.asBytes[3] =  0x88 ^ uid[0] ^ uid[1] ^ uid[2];
1693         clearCommandBuffer();
1694         SendCommand(&c);
1695         if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1696                 PrintAndLog("Command execute timeout");
1697                 return 3;
1698         }
1699
1700         // block 1.
1701         c.arg[0] = 1;
1702         c.d.asBytes[0] = uid[3];
1703         c.d.asBytes[1] = uid[4];
1704         c.d.asBytes[2] = uid[5];
1705         c.d.asBytes[3] = uid[6];
1706         clearCommandBuffer();
1707         SendCommand(&c);
1708         if (!WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1709                 PrintAndLog("Command execute timeout");
1710                 return 4;
1711         }
1712
1713         // block 2.
1714         c.arg[0] = 2;
1715         c.d.asBytes[0] = uid[3] ^ uid[4] ^ uid[5] ^ uid[6];
1716         c.d.asBytes[1] = oldblock2[1];
1717         c.d.asBytes[2] = oldblock2[2];
1718         c.d.asBytes[3] = oldblock2[3];
1719         clearCommandBuffer();
1720         SendCommand(&c);
1721         if (!WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1722                 PrintAndLog("Command execute timeout");
1723                 return 5;
1724         }
1725
1726         return 0;
1727 }
1728
1729 int CmdHF14AMfuGenDiverseKeys(const char *Cmd){
1730
1731         uint8_t iv[8] = { 0x00 };
1732         uint8_t block = 0x07;
1733
1734         // UL-EV1
1735         //04 57 b6 e2 05 3f 80 UID
1736         //4a f8 4b 19   PWD
1737         uint8_t uid[] = { 0xF4,0xEA, 0x54, 0x8E };
1738         uint8_t mifarekeyA[] = { 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5 };
1739         uint8_t mifarekeyB[] = { 0xB0,0xB1,0xB2,0xB3,0xB4,0xB5 };
1740         uint8_t dkeyA[8] = { 0x00 };
1741         uint8_t dkeyB[8] = { 0x00 };
1742
1743         uint8_t masterkey[] = { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff };
1744
1745         uint8_t mix[8] = { 0x00 };
1746         uint8_t divkey[8] = { 0x00 };
1747
1748         memcpy(mix, mifarekeyA, 4);
1749
1750         mix[4] = mifarekeyA[4] ^ uid[0];
1751         mix[5] = mifarekeyA[5] ^ uid[1];
1752         mix[6] = block ^ uid[2];
1753         mix[7] = uid[3];
1754
1755         des3_context ctx = { 0x00 };
1756         des3_set2key_enc(&ctx, masterkey);
1757
1758         des3_crypt_cbc(&ctx  // des3_context
1759                 , DES_ENCRYPT    // int mode
1760                 , sizeof(mix)    // length
1761                 , iv             // iv[8]
1762                 , mix            // input
1763                 , divkey         // output
1764                 );
1765
1766         PrintAndLog("3DES version");
1767         PrintAndLog("Masterkey    :\t %s", sprint_hex(masterkey,sizeof(masterkey)));
1768         PrintAndLog("UID          :\t %s", sprint_hex(uid, sizeof(uid)));
1769         PrintAndLog("Sector       :\t %0d", block);
1770         PrintAndLog("Mifare key   :\t %s", sprint_hex(mifarekeyA, sizeof(mifarekeyA)));
1771         PrintAndLog("Message      :\t %s", sprint_hex(mix, sizeof(mix)));
1772         PrintAndLog("Diversified key: %s", sprint_hex(divkey+1, 6));
1773
1774         PrintAndLog("\n DES version");
1775
1776         for (int i=0; i < sizeof(mifarekeyA); ++i){
1777                 dkeyA[i] = (mifarekeyA[i] << 1) & 0xff;
1778                 dkeyA[6] |=  ((mifarekeyA[i] >> 7) & 1) << (i+1);
1779         }
1780
1781         for (int i=0; i < sizeof(mifarekeyB); ++i){
1782                 dkeyB[1] |=  ((mifarekeyB[i] >> 7) & 1) << (i+1);
1783                 dkeyB[2+i] = (mifarekeyB[i] << 1) & 0xff;
1784         }
1785
1786         uint8_t zeros[8] = {0x00};
1787         uint8_t newpwd[8] = {0x00};
1788         uint8_t dmkey[24] = {0x00};
1789         memcpy(dmkey, dkeyA, 8);
1790         memcpy(dmkey+8, dkeyB, 8);
1791         memcpy(dmkey+16, dkeyA, 8);
1792         memset(iv, 0x00, 8);
1793
1794         des3_set3key_enc(&ctx, dmkey);
1795
1796         des3_crypt_cbc(&ctx  // des3_context
1797                 , DES_ENCRYPT    // int mode
1798                 , sizeof(newpwd) // length
1799                 , iv             // iv[8]
1800                 , zeros         // input
1801                 , newpwd         // output
1802                 );
1803
1804         PrintAndLog("Mifare dkeyA :\t %s", sprint_hex(dkeyA, sizeof(dkeyA)));
1805         PrintAndLog("Mifare dkeyB :\t %s", sprint_hex(dkeyB, sizeof(dkeyB)));
1806         PrintAndLog("Mifare ABA   :\t %s", sprint_hex(dmkey, sizeof(dmkey)));
1807         PrintAndLog("Mifare Pwd   :\t %s", sprint_hex(newpwd, sizeof(newpwd)));
1808
1809         return 0;
1810 }
1811
1812 // static uint8_t * diversify_key(uint8_t * key){
1813
1814  // for(int i=0; i<16; i++){
1815    // if(i<=6) key[i]^=cuid[i];
1816    // if(i>6) key[i]^=cuid[i%7];
1817  // }
1818  // return key;
1819 // }
1820
1821 // static void GenerateUIDe( uint8_t *uid, uint8_t len){
1822         // for (int i=0; i<len; ++i){
1823
1824         // }
1825         // return;
1826 // }
1827
1828 //------------------------------------
1829 // Menu Stuff
1830 //------------------------------------
1831 static command_t CommandTable[] =
1832 {
1833         {"help",        CmdHelp,                        1, "This help"},
1834         {"dbg",         CmdHF14AMfDbg,          0, "Set default debug mode"},
1835         {"info",        CmdHF14AMfUInfo,        0, "Tag information"},
1836         {"dump",        CmdHF14AMfUDump,        0, "Dump Ultralight / Ultralight-C / NTAG tag to binary file"},
1837         {"rdbl",        CmdHF14AMfURdBl,        0, "Read block"},
1838         {"wrbl",        CmdHF14AMfUWrBl,        0, "Write block"},
1839         {"cauth",       CmdHF14AMfucAuth,       0, "Authentication    - Ultralight C"},
1840         {"setpwd",      CmdHF14AMfucSetPwd, 1, "Set 3des password - Ultralight-C"},
1841         {"setuid",      CmdHF14AMfucSetUid, 1, "Set UID - MAGIC tags only"},
1842         {"gen",         CmdHF14AMfuGenDiverseKeys , 1, "Generate 3des mifare diversified keys"},
1843         {NULL, NULL, 0, NULL}
1844 };
1845
1846 int CmdHFMFUltra(const char *Cmd){
1847         WaitForResponseTimeout(CMD_ACK,NULL,100);
1848         CmdsParse(CommandTable, Cmd);
1849         return 0;
1850 }
1851
1852 int CmdHelp(const char *Cmd){
1853         CmdsHelp(CommandTable);
1854         return 0;
1855 }