72 lines
2.2 KiB
C
72 lines
2.2 KiB
C
/* *****************************************************************************
|
|
* libg1m/internals/endian.h -- cross-platform endian utilities.
|
|
* Copyright (C) 2017 Thomas "Cakeisalie5" Touhey <thomas@touhey.fr>
|
|
*
|
|
* This file is part of libg1m.
|
|
* libg1m is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU Lesser General Public License as published by
|
|
* the Free Software Foundation; either version 3.0 of the License,
|
|
* or (at your option) any later version.
|
|
*
|
|
* libg1m 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 Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public License
|
|
* along with libg1m; if not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
* If the platform is unrecognized, `endian.h` will be used -- if it is
|
|
* your platform, you should implement it :)
|
|
* ************************************************************************** */
|
|
#ifndef LIBG1M_INTERNALS_ENDIAN_H
|
|
# define LIBG1M_INTERNALS_ENDIAN_H
|
|
|
|
/* MS-Windows stuff */
|
|
# if (defined(_WIN16) || defined(_WIN32) || defined(_WIN64)) \
|
|
&& !defined(__WINDOWS__)
|
|
# define __WINDOWS__
|
|
# endif
|
|
|
|
# if defined(__APPLE__)
|
|
# include <libkern/OSByteOrder.h>
|
|
|
|
# define be16toh(x) OSSwapBigToHostInt16(x)
|
|
# define be32toh(x) OSSwapBigToHostInt32(x)
|
|
# define be64toh(x) OSSwapBigToHostInt64(x)
|
|
|
|
# define htobe16(x) OSSwapHostToBigInt16(x)
|
|
# define htobe32(x) OSSwapHostToBigInt32(x)
|
|
# define htobe64(x) OSSwapHostToBigInt64(x)
|
|
|
|
# elif defined(__OpenBSD__)
|
|
# include <sys/endian.h>
|
|
|
|
# elif defined(__WINDOWS__)
|
|
# include <winsock2.h>
|
|
# include <sys/param.h>
|
|
|
|
# if BYTE_ORDER == LITTLE_ENDIAN
|
|
# define be16toh(x) ntohs(x)
|
|
# define be32toh(x) ntohl(x)
|
|
# define be64toh(x) ntohll(x)
|
|
|
|
# define htobe16(x) htons(x)
|
|
# define htobe32(x) htonl(x)
|
|
# define htobe64(x) htonll(x)
|
|
# else
|
|
# define be16toh(x) (x)
|
|
# define be32toh(x) (x)
|
|
# define be64toh(x) (x)
|
|
|
|
# define htobe16(x) (x)
|
|
# define htobe32(x) (x)
|
|
# define htobe64(x) (x)
|
|
# endif
|
|
|
|
# else
|
|
# include <endian.h>
|
|
# endif
|
|
|
|
#endif /* LIBG1M_INTERNALS_ENDIAN_H */
|