WorldPacketCrypt.h

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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 _WORLDPACKETCRYPT_H
#define _WORLDPACKETCRYPT_H
 
#include "ARC4.h"
#include "AuthDefines.h"
#include <span>
 
class TC_COMMON_API WorldPacketCrypt
{
public:
    WorldPacketCrypt();
 
    void Init(SessionKey const& K);
    void Init(SessionKey const& K, std::span<uint8 const, 16> serverKey, std::span<uint8 const, 16> clientKey);
    void DecryptRecv(uint8* data, size_t len);
    void EncryptSend(uint8* data, size_t len);
 
    bool IsInitialized() const { return _initialized; }
 
private:
    Trinity::Crypto::ARC4 _clientDecrypt;
    Trinity::Crypto::ARC4 _serverEncrypt;
    bool _initialized;
};
 
#endif // _WORLDPACKETCRYPT_H