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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2001-2002 NaN Holding BV. All rights reserved. */
/** \file
* \ingroup imbuf
*/
#pragma once
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#ifndef WIN32
# include <unistd.h>
#endif
#include <fcntl.h>
#include <math.h>
#include <string.h>
#include <sys/stat.h>
#ifndef WIN32
# include <sys/mman.h>
# define O_BINARY 0
#endif
#define SWAP_SHORT(x) (((x & 0xff) << 8) | ((x >> 8) & 0xff))
#define SWAP_LONG(x) \
(((x) << 24) | (((x)&0xff00) << 8) | (((x) >> 8) & 0xff00) | (((x) >> 24) & 0xff))
#define ENDIAN_NOP(x) (x)
#ifdef __BIG_ENDIAN__
# define LITTLE_SHORT SWAP_SHORT
# define LITTLE_LONG SWAP_LONG
# define BIG_SHORT ENDIAN_NOP
# define BIG_LONG ENDIAN_NOP
#else
# define LITTLE_SHORT ENDIAN_NOP
# define LITTLE_LONG ENDIAN_NOP
# define BIG_SHORT SWAP_SHORT
# define BIG_LONG SWAP_LONG
#endif
#define IMB_DPI_DEFAULT 72.0f
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