mirror of
https://github.com/TrinityCore/TrinityCore.git
synced 2026-01-15 23:20:36 +01:00
68 lines
2.4 KiB
C++
68 lines
2.4 KiB
C++
/*
|
|
* 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_BYTECONVERTER_H
|
|
#define TRINITY_BYTECONVERTER_H
|
|
|
|
/** ByteConverter reverse your byte order. This is use
|
|
for cross platform where they have different endians.
|
|
*/
|
|
|
|
#include "Define.h"
|
|
|
|
namespace ByteConverter
|
|
{
|
|
template<size_t T>
|
|
inline void convert(char *val)
|
|
{
|
|
char tmp = *val;
|
|
*val = *(val + T - 1);
|
|
*(val + T - 1) = tmp;
|
|
convert<T - 2>(val + 1);
|
|
}
|
|
|
|
template<> inline void convert<0>(char *) { }
|
|
template<> inline void convert<1>(char *) { } // ignore central byte
|
|
|
|
template<typename T> inline void apply(T *val)
|
|
{
|
|
convert<sizeof(T)>((char *)(val));
|
|
}
|
|
}
|
|
|
|
#if TRINITY_ENDIAN == TRINITY_BIGENDIAN
|
|
template<typename T> inline void EndianConvert(T& val) { ByteConverter::apply<T>(&val); }
|
|
template<typename T> inline void EndianConvertReverse(T&) { }
|
|
template<typename T> inline void EndianConvertPtr(void* val) { ByteConverter::apply<T>(val); }
|
|
template<typename T> inline void EndianConvertPtrReverse(void*) { }
|
|
#else
|
|
template<typename T> inline void EndianConvert(T&) { }
|
|
template<typename T> inline void EndianConvertReverse(T& val) { ByteConverter::apply<T>(&val); }
|
|
template<typename T> inline void EndianConvertPtr(void*) { }
|
|
template<typename T> inline void EndianConvertPtrReverse(void* val) { ByteConverter::apply<T>(val); }
|
|
#endif
|
|
|
|
template<typename T> void EndianConvert(T*); // will generate link error
|
|
template<typename T> void EndianConvertReverse(T*); // will generate link error
|
|
|
|
inline void EndianConvert(uint8&) { }
|
|
inline void EndianConvert( int8&) { }
|
|
inline void EndianConvertReverse(uint8&) { }
|
|
inline void EndianConvertReverse( int8&) { }
|
|
|
|
#endif
|