440fb3d225
The Windows support has been completely removed from the source tree and BIND 9 now no longer supports native compilation on Windows. We might consider reviewing mingw-w64 port if contributed by external party, but no development efforts will be put into making BIND 9 compile and run on Windows again.
165 lines
4.2 KiB
C
165 lines
4.2 KiB
C
/*
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* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, you can obtain one at https://mozilla.org/MPL/2.0/.
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*
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* See the COPYRIGHT file distributed with this work for additional
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* information regarding copyright ownership.
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*/
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#pragma once
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#if defined(__DragonFly__) || defined(__FreeBSD__) || defined(__NetBSD__) || \
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defined(__OpenBSD__) || defined(__bsdi__)
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#include <sys/endian.h>
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/*
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* Recent BSDs should have [bl]e{16,32,64}toh() defined in <sys/endian.h>.
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* Older ones might not, but these should have the alternatively named
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* [bl]etoh{16,32,64}() functions defined.
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*/
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#ifndef be16toh
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#define be16toh(x) betoh16(x)
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#define le16toh(x) letoh16(x)
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#define be32toh(x) betoh32(x)
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#define le32toh(x) letoh32(x)
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#define be64toh(x) betoh64(x)
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#define le64toh(x) letoh64(x)
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#endif /* !be16toh */
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#elif defined __APPLE__
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/*
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* macOS has its own byte-swapping routines, so use these.
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*/
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#include <libkern/OSByteOrder.h>
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#define htobe16(x) OSSwapHostToBigInt16(x)
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#define htole16(x) OSSwapHostToLittleInt16(x)
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#define be16toh(x) OSSwapBigToHostInt16(x)
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#define le16toh(x) OSSwapLittleToHostInt16(x)
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#define htobe32(x) OSSwapHostToBigInt32(x)
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#define htole32(x) OSSwapHostToLittleInt32(x)
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#define be32toh(x) OSSwapBigToHostInt32(x)
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#define le32toh(x) OSSwapLittleToHostInt32(x)
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#define htobe64(x) OSSwapHostToBigInt64(x)
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#define htole64(x) OSSwapHostToLittleInt64(x)
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#define be64toh(x) OSSwapBigToHostInt64(x)
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#define le64toh(x) OSSwapLittleToHostInt64(x)
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#elif defined(sun) || defined(__sun) || defined(__SVR4)
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/*
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* For Solaris, rely on the fallback definitions below, though use
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* Solaris-specific versions of bswap_{16,32,64}().
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*/
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#include <sys/byteorder.h>
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#define bswap_16(x) BSWAP_16(x)
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#define bswap_32(x) BSWAP_32(x)
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#define bswap_64(x) BSWAP_64(x)
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#elif defined(__ANDROID__) || defined(__CYGWIN__) || defined(__GNUC__) || \
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defined(__GNU__)
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#include <byteswap.h>
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#include <endian.h>
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#else /* if defined(__DragonFly__) || defined(__FreeBSD__) || \
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* defined(__NetBSD__) || defined(__OpenBSD__) || defined(__bsdi__) */
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#endif /* Specific platform support */
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/*
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* Fallback definitions.
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*/
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#include <inttypes.h>
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#ifndef bswap_16
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#define bswap_16(x) \
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((uint16_t)((((uint16_t)(x)&0xff00) >> 8) | \
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(((uint16_t)(x)&0x00ff) << 8)))
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#endif /* !bswap_16 */
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#ifndef bswap_32
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#define bswap_32(x) \
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((uint32_t)((((uint32_t)(x)&0xff000000) >> 24) | \
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(((uint32_t)(x)&0x00ff0000) >> 8) | \
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(((uint32_t)(x)&0x0000ff00) << 8) | \
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(((uint32_t)(x)&0x000000ff) << 24)))
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#endif /* !bswap_32 */
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#ifndef bswap_64
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#define bswap_64(x) \
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((uint64_t)((((uint64_t)(x)&0xff00000000000000ULL) >> 56) | \
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(((uint64_t)(x)&0x00ff000000000000ULL) >> 40) | \
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(((uint64_t)(x)&0x0000ff0000000000ULL) >> 24) | \
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(((uint64_t)(x)&0x000000ff00000000ULL) >> 8) | \
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(((uint64_t)(x)&0x00000000ff000000ULL) << 8) | \
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(((uint64_t)(x)&0x0000000000ff0000ULL) << 24) | \
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(((uint64_t)(x)&0x000000000000ff00ULL) << 40) | \
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(((uint64_t)(x)&0x00000000000000ffULL) << 56)))
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#endif /* !bswap_64 */
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#ifndef htobe16
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#if WORDS_BIGENDIAN
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#define htobe16(x) (x)
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#define htole16(x) bswap_16(x)
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#define be16toh(x) (x)
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#define le16toh(x) bswap_16(x)
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#else /* WORDS_BIGENDIAN */
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#define htobe16(x) bswap_16(x)
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#define htole16(x) (x)
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#define be16toh(x) bswap_16(x)
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#define le16toh(x) (x)
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#endif /* WORDS_BIGENDIAN */
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#endif /* !htobe16 */
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#ifndef htobe32
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#if WORDS_BIGENDIAN
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#define htobe32(x) (x)
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#define htole32(x) bswap_32(x)
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#define be32toh(x) (x)
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#define le32toh(x) bswap_32(x)
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#else /* WORDS_BIGENDIAN */
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#define htobe32(x) bswap_32(x)
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#define htole32(x) (x)
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#define be32toh(x) bswap_32(x)
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#define le32toh(x) (x)
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#endif /* WORDS_BIGENDIAN */
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#endif /* !htobe32 */
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#ifndef htobe64
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#if WORDS_BIGENDIAN
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#define htobe64(x) (x)
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#define htole64(x) bswap_64(x)
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#define be64toh(x) (x)
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#define le64toh(x) bswap_64(x)
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#else /* WORDS_BIGENDIAN */
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#define htobe64(x) bswap_64(x)
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#define htole64(x) (x)
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#define be64toh(x) bswap_64(x)
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#define le64toh(x) (x)
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#endif /* WORDS_BIGENDIAN */
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#endif /* !htobe64 */
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