forked from Qortal/Brooklyn
99 lines
3.2 KiB
C
99 lines
3.2 KiB
C
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/**************************************************************************
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*
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* Copyright 2007-2008 VMware, Inc.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#ifndef U_ENDIAN_H
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#define U_ENDIAN_H
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#ifdef HAVE_ENDIAN_H
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#include <endian.h>
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/* glibc */
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#if defined(__BYTE_ORDER) && (__BYTE_ORDER == __LITTLE_ENDIAN)
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# define UTIL_ARCH_LITTLE_ENDIAN 1
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# define UTIL_ARCH_BIG_ENDIAN 0
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#elif defined(__BYTE_ORDER) && (__BYTE_ORDER == __BIG_ENDIAN)
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# define UTIL_ARCH_LITTLE_ENDIAN 0
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# define UTIL_ARCH_BIG_ENDIAN 1
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#endif
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#if defined(BYTE_ORDER) && (BYTE_ORDER == LITTLE_ENDIAN)
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# define UTIL_ARCH_LITTLE_ENDIAN 1
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# define UTIL_ARCH_BIG_ENDIAN 0
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#elif defined(BYTE_ORDER) && (BYTE_ORDER == BIG_ENDIAN)
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# define UTIL_ARCH_LITTLE_ENDIAN 0
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# define UTIL_ARCH_BIG_ENDIAN 1
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#endif
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#elif defined(__APPLE__)
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#include <machine/endian.h>
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#if __DARWIN_BYTE_ORDER == __DARWIN_LITTLE_ENDIAN
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# define UTIL_ARCH_LITTLE_ENDIAN 1
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# define UTIL_ARCH_BIG_ENDIAN 0
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#elif __DARWIN_BYTE_ORDER == __DARWIN_BIG_ENDIAN
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# define UTIL_ARCH_LITTLE_ENDIAN 0
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# define UTIL_ARCH_BIG_ENDIAN 1
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#endif
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#elif defined(__sun)
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#include <sys/isa_defs.h>
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#if defined(_LITTLE_ENDIAN)
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# define UTIL_ARCH_LITTLE_ENDIAN 1
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# define UTIL_ARCH_BIG_ENDIAN 0
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#elif defined(_BIG_ENDIAN)
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# define UTIL_ARCH_LITTLE_ENDIAN 0
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# define UTIL_ARCH_BIG_ENDIAN 1
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#endif
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#elif defined(__NetBSD__) || defined(__FreeBSD__) || \
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defined(__DragonFly__)
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#include <sys/types.h>
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#include <machine/endian.h>
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#if _BYTE_ORDER == _LITTLE_ENDIAN
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# define UTIL_ARCH_LITTLE_ENDIAN 1
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# define UTIL_ARCH_BIG_ENDIAN 0
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#elif _BYTE_ORDER == _BIG_ENDIAN
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# define UTIL_ARCH_LITTLE_ENDIAN 0
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# define UTIL_ARCH_BIG_ENDIAN 1
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#endif
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#elif defined(_WIN32) || defined(ANDROID)
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#define UTIL_ARCH_LITTLE_ENDIAN 1
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#define UTIL_ARCH_BIG_ENDIAN 0
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#endif
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#if !defined(UTIL_ARCH_LITTLE_ENDIAN) || !defined(UTIL_ARCH_BIG_ENDIAN)
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# error "UTIL_ARCH_LITTLE_ENDIAN and/or UTIL_ARCH_BIG_ENDIAN were unset."
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#elif UTIL_ARCH_LITTLE_ENDIAN == UTIL_ARCH_BIG_ENDIAN
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# error "UTIL_ARCH_LITTLE_ENDIAN and UTIL_ARCH_BIG_ENDIAN must not both be 1 or 0."
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#endif
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#endif
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