GNU libmicrohttpd
0.9.70
mhd_byteorder.h
Go to the documentation of this file.
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/*
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This file is part of libmicrohttpd
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Copyright (C) 2015 Karlson2k (Evgeny Grin)
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library.
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If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef MHD_BYTEORDER_H
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#define MHD_BYTEORDER_H
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#include "
mhd_options.h
"
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#include <stdint.h>
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#if HAVE_ENDIAN_H
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#include <endian.h>
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#endif
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#if HAVE_SYS_PARAM_H
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#include <sys/param.h>
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#endif
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#if HAVE_MACHINE_ENDIAN_H
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#include <machine/endian.h>
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#endif
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#if HAVE_SYS_ENDIAN_H
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#include <sys/endian.h>
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#endif
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#if HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#if HAVE_SYS_BYTEORDER_H
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#include <sys/byteorder.h>
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#endif
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#if HAVE_SYS_MACHINE_H
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#include <sys/machine.h>
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#endif
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#if HAVE_MACHINE_PARAM_H
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#include <machine/param.h>
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#endif
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#if HAVE_SYS_ISA_DEFS_H
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#include <sys/isa_defs.h>
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#endif
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#define _MHD_BIG_ENDIAN 1234
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#define _MHD_LITTLE_ENDIAN 4321
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#define _MHD_PDP_ENDIAN 2143
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#if defined(__BYTE_ORDER__)
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#if defined(__ORDER_BIG_ENDIAN__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
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#define _MHD_BYTE_ORDER _MHD_BIG_ENDIAN
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#elif defined(__ORDER_LITTLE_ENDIAN__) && __BYTE_ORDER__ == \
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__ORDER_LITTLE_ENDIAN__
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#define _MHD_BYTE_ORDER _MHD_LITTLE_ENDIAN
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#elif defined(__ORDER_PDP_ENDIAN__) && __BYTE_ORDER__ == __ORDER_PDP_ENDIAN__
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#define _MHD_BYTE_ORDER _MHD_PDP_ENDIAN
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#endif
/* __BYTE_ORDER__ == __ORDER_PDP_ENDIAN__ */
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#elif defined(__BYTE_ORDER)
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#if defined(__BIG_ENDIAN) && __BYTE_ORDER == __BIG_ENDIAN
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#define _MHD_BYTE_ORDER _MHD_BIG_ENDIAN
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#elif defined(__LITTLE_ENDIAN) && __BYTE_ORDER == __LITTLE_ENDIAN
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#define _MHD_BYTE_ORDER _MHD_LITTLE_ENDIAN
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#elif defined(__PDP_ENDIAN) && __BYTE_ORDER == __PDP_ENDIAN
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#define _MHD_BYTE_ORDER _MHD_PDP_ENDIAN
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#endif
/* __BYTE_ORDER == __PDP_ENDIAN */
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#elif defined (BYTE_ORDER)
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#if defined(BIG_ENDIAN) && BYTE_ORDER == BIG_ENDIAN
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#define _MHD_BYTE_ORDER _MHD_BIG_ENDIAN
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#elif defined(LITTLE_ENDIAN) && BYTE_ORDER == LITTLE_ENDIAN
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#define _MHD_BYTE_ORDER _MHD_LITTLE_ENDIAN
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#elif defined(PDP_ENDIAN) && BYTE_ORDER == PDP_ENDIAN
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#define _MHD_BYTE_ORDER _MHD_PDP_ENDIAN
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#endif
/* __BYTE_ORDER == _PDP_ENDIAN */
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#elif defined (_BYTE_ORDER)
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#if defined(_BIG_ENDIAN) && _BYTE_ORDER == _BIG_ENDIAN
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#define _MHD_BYTE_ORDER _MHD_BIG_ENDIAN
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#elif defined(_LITTLE_ENDIAN) && _BYTE_ORDER == _LITTLE_ENDIAN
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#define _MHD_BYTE_ORDER _MHD_LITTLE_ENDIAN
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#elif defined(_PDP_ENDIAN) && _BYTE_ORDER == _PDP_ENDIAN
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#define _MHD_BYTE_ORDER _MHD_PDP_ENDIAN
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#endif
/* _BYTE_ORDER == _PDP_ENDIAN */
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#endif
/* _BYTE_ORDER */
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#ifndef _MHD_BYTE_ORDER
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/* Byte order specification didn't detected in system headers */
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/* Try some guessing */
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#if (defined(__BIG_ENDIAN__) && ! defined(__LITTLE_ENDIAN__)) || \
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(defined(_BIG_ENDIAN) && ! defined(_LITTLE_ENDIAN))
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/* Seems that we are on big endian platform */
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#define _MHD_BYTE_ORDER _MHD_BIG_ENDIAN
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#elif (defined(__LITTLE_ENDIAN__) && ! defined(__BIG_ENDIAN__)) || \
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(defined(_LITTLE_ENDIAN) && ! defined(_BIG_ENDIAN))
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/* Seems that we are on little endian platform */
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#define _MHD_BYTE_ORDER _MHD_LITTLE_ENDIAN
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#elif defined(__amd64__) || defined(__amd64) || defined(__x86_64__) || \
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defined(__x86_64) || \
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defined(_M_X64) || defined(_M_AMD64) || defined(i386) || defined(__i386) || \
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defined(__i386__) || defined(__i486__) || defined(__i586__) || \
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defined(__i686__) || \
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defined(_M_IX86) || defined(_X86_) || defined (__THW_INTEL__)
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/* x86 family is little endian */
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#define _MHD_BYTE_ORDER _MHD_LITTLE_ENDIAN
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#elif defined(__ARMEB__) || defined(__THUMBEB__) || defined(__AARCH64EB__) || \
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defined(_MIPSEB) || defined(__MIPSEB) || defined(__MIPSEB__)
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/* Looks like we are on ARM/MIPS in big endian mode */
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#define _MHD_BYTE_ORDER _MHD_BIG_ENDIAN
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#elif defined(__ARMEL__) || defined(__THUMBEL__) || defined(__AARCH64EL__) || \
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defined(_MIPSEL) || defined(__MIPSEL) || defined(__MIPSEL__)
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/* Looks like we are on ARM/MIPS in little endian mode */
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#define _MHD_BYTE_ORDER _MHD_LITTLE_ENDIAN
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#elif defined(__m68k__) || defined(M68000) || defined(__hppa__) || \
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defined(__hppa) || \
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defined(__HPPA__) || defined(__370__) || defined(__THW_370__) || \
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defined(__s390__) || defined(__s390x__) || defined(__SYSC_ZARCH__)
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/* Looks like we are on big endian platform */
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#define _MHD_BYTE_ORDER _MHD_BIG_ENDIAN
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#elif defined(__ia64__) || defined(_IA64) || defined(__IA64__) || \
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defined(__ia64) || \
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defined(_M_IA64) || defined(__itanium__) || defined(__bfin__) || \
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defined(__BFIN__) || defined(bfin) || defined(BFIN)
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/* Looks like we are on little endian platform */
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#define _MHD_BYTE_ORDER _MHD_LITTLE_ENDIAN
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#elif defined(_WIN32)
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/* W32 is always little endian on all platforms */
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#define _MHD_BYTE_ORDER _MHD_LITTLE_ENDIAN
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#elif defined(WORDS_BIGENDIAN)
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/* Use byte order detected by configure */
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#define _MHD_BYTE_ORDER _MHD_BIG_ENDIAN
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#endif
/* _WIN32 */
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#endif
/* !_MHD_BYTE_ORDER */
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#ifdef _MHD_BYTE_ORDER
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/* Some safety checks */
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#if defined(WORDS_BIGENDIAN) && _MHD_BYTE_ORDER != _MHD_BIG_ENDIAN
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#error \
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Configure detected big endian byte order but headers specify different byte order
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#elif ! defined(WORDS_BIGENDIAN) && _MHD_BYTE_ORDER == _MHD_BIG_ENDIAN
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#error \
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Configure did not detect big endian byte order but headers specify big endian byte order
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#endif
/* !WORDS_BIGENDIAN && _MHD_BYTE_ORDER == _MHD_BIG_ENDIAN */
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#endif
/* _MHD_BYTE_ORDER */
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#endif
/* !MHD_BYTEORDER_H */
mhd_options.h
additional automatic macros for MHD_config.h
src
microhttpd
mhd_byteorder.h
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