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/*
* This file is part of the TrinityCore Project. See AUTHORS file for Copyright information
*
* 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 Trinity_AES_h__
#define Trinity_AES_h__
#include "Define.h"
#include <array>
#include <openssl/evp.h>
namespace Trinity
{
namespace Crypto
{
class TC_COMMON_API AES
{
public:
static constexpr size_t IV_SIZE_BYTES = 12;
static constexpr size_t KEY_SIZE_BYTES = 16;
static constexpr size_t TAG_SIZE_BYTES = 12;
using IV = std::array<uint8, IV_SIZE_BYTES>;
using Key = std::array<uint8, KEY_SIZE_BYTES>;
using Tag = uint8[TAG_SIZE_BYTES];
AES(bool encrypting);
~AES();
void Init(Key const& key);
bool Process(IV const& iv, uint8* data, size_t length, Tag& tag);
bool ProcessNoIntegrityCheck(IV const& iv, uint8* data, size_t partialLength);
private:
EVP_CIPHER_CTX* _ctx;
bool _encrypting;
};
}
}
#endif // Trinity_AES_h__
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