src/shared/Auth/Sha1.h

   1 /*
   2  * Copyright (C) 2005-2008 MaNGOS <http://getmangos.com/>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #ifndef _AUTH_SHA1_H
  20 #define _AUTH_SHA1_H
  21
  22 #include "Common.h"
  23 #include <openssl/sha.h>
  24 #include <openssl/crypto.h>
  25 #include "Auth/BigNumber.h"
  26
  27 class Sha1Hash
  28 {
  29     public:
  30         Sha1Hash();
  31         ~Sha1Hash();
  32
  33         void UpdateFinalizeBigNumbers(BigNumber *bn0, ...);
  34         void UpdateBigNumbers(BigNumber *bn0, ...);
  35
  36         void UpdateData(const uint8 *dta, int len);
  37         void UpdateData(const std::string &str);
  38
  39         void Initialize();
  40         void Finalize();
  41
  42         uint8 *GetDigest(void) { return mDigest; };
  43         int GetLength(void) { return SHA_DIGEST_LENGTH; };
  44
  45         BigNumber GetBigNumber();
  46
  47     private:
  48         SHA_CTX mC;
  49         uint8 mDigest[SHA_DIGEST_LENGTH];
  50 };
  51 #endif