mirror of
https://github.com/glest/glest-source.git
synced 2025-08-11 19:04:00 +02:00
- added new byte order code
This commit is contained in:
43
source/shared_lib/include/platform/common/byte_order.h
Normal file
43
source/shared_lib/include/platform/common/byte_order.h
Normal file
@@ -0,0 +1,43 @@
|
|||||||
|
#ifndef BYTE_ORDER_H
|
||||||
|
#define BYTE_ORDER_H
|
||||||
|
|
||||||
|
#include <algorithm>
|
||||||
|
|
||||||
|
namespace Shared{ namespace PlatformByteOrder {
|
||||||
|
|
||||||
|
template<class T> T EndianReverse(T t) {
|
||||||
|
unsigned char uc[sizeof t];
|
||||||
|
memcpy(uc, &t, sizeof t);
|
||||||
|
|
||||||
|
for (unsigned char *b = uc, *e = uc + sizeof(T) - 1; b < e; ++b, --e) {
|
||||||
|
std::swap(*b, *e);
|
||||||
|
}
|
||||||
|
memcpy(&t, uc, sizeof t);
|
||||||
|
return t;
|
||||||
|
}
|
||||||
|
|
||||||
|
static bool isBigEndian() {
|
||||||
|
short n = 0x1;
|
||||||
|
return (*(char*)(&n) == 0x0);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
template<class T> T toCommonEndian(T t) {
|
||||||
|
static bool bigEndianSystem = isBigEndian();
|
||||||
|
if(bigEndianSystem == true) {
|
||||||
|
t = EndianReverse(t);
|
||||||
|
}
|
||||||
|
return t;
|
||||||
|
}
|
||||||
|
|
||||||
|
template<class T> T fromCommonEndian(T t) {
|
||||||
|
static bool bigEndianSystem = isBigEndian();
|
||||||
|
if(bigEndianSystem == true) {
|
||||||
|
t = EndianReverse(t);
|
||||||
|
}
|
||||||
|
return t;
|
||||||
|
}
|
||||||
|
|
||||||
|
}}
|
||||||
|
|
||||||
|
#endif
|
17
source/shared_lib/sources/platform/common/byte_order.cpp
Normal file
17
source/shared_lib/sources/platform/common/byte_order.cpp
Normal file
@@ -0,0 +1,17 @@
|
|||||||
|
// ==============================================================
|
||||||
|
// This file is part of MegaGlest (www.megaglest.org)
|
||||||
|
//
|
||||||
|
// Copyright (C) 2012 Mark Vejvoda
|
||||||
|
//
|
||||||
|
// You can redistribute this code 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
|
||||||
|
// ==============================================================
|
||||||
|
|
||||||
|
#include "byte_order.h"
|
||||||
|
|
||||||
|
namespace Shared{ namespace PlatformByteOrder{
|
||||||
|
|
||||||
|
|
||||||
|
}};
|
Reference in New Issue
Block a user