mirror of
https://github.com/id-Software/DOOM-3-BFG.git
synced 2024-11-25 05:21:39 +00:00
73 lines
2.3 KiB
C
73 lines
2.3 KiB
C
/*
|
|
===========================================================================
|
|
|
|
Doom 3 BFG Edition GPL Source Code
|
|
Copyright (C) 1993-2012 id Software LLC, a ZeniMax Media company.
|
|
|
|
This file is part of the Doom 3 BFG Edition GPL Source Code ("Doom 3 BFG Edition Source Code").
|
|
|
|
Doom 3 BFG Edition Source Code 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 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
Doom 3 BFG Edition Source Code 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 Doom 3 BFG Edition Source Code. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
In addition, the Doom 3 BFG Edition Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 BFG Edition Source Code. If not, please request a copy in writing from id Software at the address below.
|
|
|
|
If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
|
|
|
|
===========================================================================
|
|
*/
|
|
|
|
#ifndef __M_SWAP__
|
|
#define __M_SWAP__
|
|
|
|
|
|
#ifdef __GNUG__
|
|
#pragma interface
|
|
#endif
|
|
|
|
|
|
// Endianess handling.
|
|
// WAD files are stored little endian.
|
|
#ifdef __BIG_ENDIAN__
|
|
//short SwapSHORT(short);
|
|
//long SwapLONG(long);
|
|
|
|
// Swap 16bit, that is, MSB and LSB byte.
|
|
inline unsigned short SwapSHORT(unsigned short x)
|
|
{
|
|
// No masking with 0xFF should be necessary.
|
|
return (x>>8) | (x<<8);
|
|
}
|
|
|
|
// Swapping 32bit.
|
|
inline unsigned long SwapLONG( unsigned long x)
|
|
{
|
|
return
|
|
(x>>24)
|
|
| ((x>>8) & 0xff00)
|
|
| ((x<<8) & 0xff0000)
|
|
| (x<<24);
|
|
}
|
|
|
|
|
|
#define SHORT(x) ((short)SwapSHORT((unsigned short) (x)))
|
|
#define LONG(x) ((long)SwapLONG((unsigned long) (x)))
|
|
#else
|
|
#define SHORT(x) (x)
|
|
#define LONG(x) (x)
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#endif
|
|
|