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- /* Copyright (C) 1992-2020 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- The GNU C Library 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 2.1 of the License, or (at your option) any later version.
- The GNU C Library 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 the GNU C Library; if not, see
- <https://www.gnu.org/licenses/>. */
- #ifndef _ENDIAN_H
- #define _ENDIAN_H 1
- #include <features.h>
- /* Get the definitions of __*_ENDIAN, __BYTE_ORDER, and __FLOAT_WORD_ORDER. */
- #include <bits/endian.h>
- #ifdef __USE_MISC
- # define LITTLE_ENDIAN __LITTLE_ENDIAN
- # define BIG_ENDIAN __BIG_ENDIAN
- # define PDP_ENDIAN __PDP_ENDIAN
- # define BYTE_ORDER __BYTE_ORDER
- #endif
- #if defined __USE_MISC && !defined __ASSEMBLER__
- /* Conversion interfaces. */
- # include <bits/byteswap.h>
- # include <bits/uintn-identity.h>
- # if __BYTE_ORDER == __LITTLE_ENDIAN
- # define htobe16(x) __bswap_16 (x)
- # define htole16(x) __uint16_identity (x)
- # define be16toh(x) __bswap_16 (x)
- # define le16toh(x) __uint16_identity (x)
- # define htobe32(x) __bswap_32 (x)
- # define htole32(x) __uint32_identity (x)
- # define be32toh(x) __bswap_32 (x)
- # define le32toh(x) __uint32_identity (x)
- # define htobe64(x) __bswap_64 (x)
- # define htole64(x) __uint64_identity (x)
- # define be64toh(x) __bswap_64 (x)
- # define le64toh(x) __uint64_identity (x)
- # else
- # define htobe16(x) __uint16_identity (x)
- # define htole16(x) __bswap_16 (x)
- # define be16toh(x) __uint16_identity (x)
- # define le16toh(x) __bswap_16 (x)
- # define htobe32(x) __uint32_identity (x)
- # define htole32(x) __bswap_32 (x)
- # define be32toh(x) __uint32_identity (x)
- # define le32toh(x) __bswap_32 (x)
- # define htobe64(x) __uint64_identity (x)
- # define htole64(x) __bswap_64 (x)
- # define be64toh(x) __uint64_identity (x)
- # define le64toh(x) __bswap_64 (x)
- # endif
- #endif
- #endif /* endian.h */
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