mangos/src/shared/Auth/HMACSHA1.h
2018-04-12 15:46:05 +01:00

52 lines
1.7 KiB
C++

/**
* MaNGOS is a full featured server for World of Warcraft, supporting
* the following clients: 1.12.x, 2.4.3, 3.3.5a, 4.3.4a and 5.4.8
*
* Copyright (C) 2005-2018 MaNGOS project <https://getmangos.eu>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* World of Warcraft, and all World of Warcraft or Warcraft art, images,
* and lore are copyrighted by Blizzard Entertainment, Inc.
*/
#ifndef _AUTH_HMACSHA1_H
#define _AUTH_HMACSHA1_H
#include "Common/Common.h"
#include <openssl/hmac.h>
#include <openssl/sha.h>
class BigNumber;
#define SEED_KEY_SIZE 16
class HMACSHA1
{
public:
HMACSHA1(uint32 len, uint8 *seed);
~HMACSHA1();
void UpdateBigNumber(BigNumber *bn);
void UpdateData(const uint8 *data, int length);
void UpdateData(const std::string &str);
void Finalize();
uint8 *ComputeHash(BigNumber *bn);
uint8 *GetDigest() { return (uint8*)m_digest; }
int GetLength() { return SHA_DIGEST_LENGTH; }
private:
HMAC_CTX* m_ctx;
uint8 m_digest[SHA_DIGEST_LENGTH];
};
#endif