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/*
* Copyright (C) 2007-2012 Xagasoft, All rights reserved.
*
* This file is part of the libbu++ library and is released under the
* terms of the license contained in the file LICENSE.
*/
#ifndef BU_CONFIG_H
#define BU_CONFIG_H
// Use 64 bit IO functions where applicable (i.e. large file support)
#define USE_64BIT_IO
#include "bu/compat/win32.h"
#include "bu/compat/osx.h"
#include "bu/compat/linux.h"
#include "bu/extratypes.h"
#ifndef WIN32
# include "bu/autoconfig.h"
#else
# define __LITTLE_ENDIAN 1234
# define __BIG_ENDIAN 4321
# define __PDP_ENDIAN 3412
# define __BYTE_ORDER __LITTLE_ENDIAN
# ifndef LITTLE_ENDIAN
# define LITTLE_ENDIAN __LITTLE_ENDIAN
# endif
# ifndef BIG_ENDIAN
# define BIG_ENDIAN __BIG_ENDIAN
# endif
# ifndef PDP_ENDIAN
# define PDP_ENDIAN __PDP_ENDIAN
# endif
# ifndef BYTE_ORDER
# define BYTE_ORDER __BYTE_ORDER
# endif
#endif
// At this point the system endian.h should be included, but if it's missing
// an endian conversion macro, lets fix that now...
#define bu_byte_swap16(x) (((x&0xffu)<<8)|((x&0xff00u)>>8))
#define bu_byte_swap32(x) (((x&0xfful)<<24)|((x&0xff00ul)<<8)|((x&0xff0000ul)>>8)|((x&0xff000000ul)>>24))
#define bu_byte_swap64(x) (((x&0xffull)<<56)|((x&0xff00ull)<<40)|((x&0xff0000ull)<<24)|((x&0xff000000ull)<<8)|((x&0xff00000000000000ull)>>56)|((x&0xff000000000000ull)>>40)|((x&0xff0000000000ull)>>24)|((x&0xff00000000ull)>>8))
#if BYTE_ORDER == LITTLE_ENDIAN
# ifndef htobe16
# define htobe16(x) bu_byte_swap16(x)
# endif
# ifndef htole16
# define htole16(x) (x)
# endif
# ifndef be16toh
# define be16toh(x) bu_byte_swap16(x)
# endif
# ifndef le16toh
# define le16toh(x) (x)
# endif
# ifndef htobe32
# define htobe32(x) bu_byte_swap32(x)
# endif
# ifndef htole32
# define htole32(x) (x)
# endif
# ifndef be32toh
# define be32toh(x) bu_byte_swap32(x)
# endif
# ifndef le32toh
# define le32toh(x) (x)
# endif
# ifndef htobe64
# define htobe64(x) bu_byte_swap64(x)
# endif
# ifndef htole64
# define htole64(x) (x)
# endif
# ifndef be64toh
# define be64toh(x) bu_byte_swap64(x)
# endif
# ifndef le64toh
# define le64toh(x) (x)
# endif
#elif BYTE_ORDER == BIG_ENDIAN
# ifndef htole16
# define htole16(x) bu_byte_swap16(x)
# endif
# ifndef htobe16
# define htobe16(x) (x)
# endif
# ifndef le16toh
# define le16toh(x) bu_byte_swap16(x)
# endif
# ifndef be16toh
# define be16toh(x) (x)
# endif
# ifndef htole32
# define htole32(x) bu_byte_swap32(x)
# endif
# ifndef htobe32
# define htobe32(x) (x)
# endif
# ifndef le32toh
# define le32toh(x) bu_byte_swap32(x)
# endif
# ifndef be32toh
# define be32toh(x) (x)
# endif
# ifndef htole64
# define htole64(x) bu_byte_swap64(x)
# endif
# ifndef htobe64
# define htobe64(x) (x)
# endif
# ifndef le64toh
# define le64toh(x) bu_byte_swap64(x)
# endif
# ifndef be64toh
# define be64toh(x) (x)
# endif
#else
#error Unhandled endianness detected
#endif
#endif
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