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/*
* Copyright (C) 2008-2017 TrinityCore <http://www.trinitycore.org/>
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef SHA256_h__
#define SHA256_h__
#include "Define.h"
#include <string>
#include <type_traits>
#include <openssl/sha.h>
class BigNumber;
class TC_COMMON_API SHA256Hash
{
public:
typedef std::integral_constant<uint32, SHA256_DIGEST_LENGTH> DigestLength;
SHA256Hash();
~SHA256Hash();
void UpdateBigNumbers(BigNumber* bn0, ...);
void UpdateData(uint8 const* data, size_t len);
void UpdateData(std::string const& str);
void Initialize();
void Finalize();
uint8 *GetDigest() { return mDigest; }
uint32 GetLength() const { return SHA256_DIGEST_LENGTH; }
private:
SHA256_CTX mC;
uint8 mDigest[SHA256_DIGEST_LENGTH];
};
#endif // SHA256_h__
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