mirror of
https://github.com/mod-playerbots/azerothcore-wotlk.git
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63 lines
1.7 KiB
C
63 lines
1.7 KiB
C
/*
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* This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __SERVERPKTHDR_H__
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#define __SERVERPKTHDR_H__
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#include "Log.h"
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#pragma pack(push, 1)
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struct ServerPktHeader
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{
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/**
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* size is the length of the payload _plus_ the length of the opcode
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*/
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ServerPktHeader(uint32 size, uint16 cmd) : size(size)
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{
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uint8 headerIndex=0;
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if (isLargePacket())
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{
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LOG_DEBUG("network", "initializing large server to client packet. Size: {}, cmd: {}", size, cmd);
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header[headerIndex++] = 0x80 | (0xFF & (size >> 16));
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}
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header[headerIndex++] = 0xFF &(size >> 8);
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header[headerIndex++] = 0xFF & size;
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header[headerIndex++] = 0xFF & cmd;
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header[headerIndex++] = 0xFF & (cmd >> 8);
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}
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uint8 getHeaderLength()
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{
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// cmd = 2 bytes, size= 2||3bytes
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return 2 + (isLargePacket() ? 3 : 2);
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}
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bool isLargePacket() const
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{
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return size > 0x7FFF;
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}
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const uint32 size;
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uint8 header[5];
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};
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#pragma pack(pop)
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#endif
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