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52 lines
1.1 KiB
C
52 lines
1.1 KiB
C
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/*
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* Public domain
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* machine/endian.h compatibility shim
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*/
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#ifndef LIBCRYPTOCOMPAT_BYTE_ORDER_H_
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#define LIBCRYPTOCOMPAT_BYTE_ORDER_H_
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#if defined(_WIN32)
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#define LITTLE_ENDIAN 1234
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#define BIG_ENDIAN 4321
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#define PDP_ENDIAN 3412
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/*
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* Use GCC and Visual Studio compiler defines to determine endian.
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*/
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#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
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#define BYTE_ORDER LITTLE_ENDIAN
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#else
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#define BYTE_ORDER BIG_ENDIAN
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#endif
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#elif defined(__linux__) || defined(__midipix__)
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#include <endian.h>
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#elif defined(__sun) || defined(_AIX) || defined(__hpux)
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#include <sys/types.h>
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#include <arpa/nameser_compat.h>
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#elif defined(__sgi)
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#include <standards.h>
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#include <sys/endian.h>
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#else
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#include_next <machine/endian.h>
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#endif
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#ifndef __STRICT_ALIGNMENT
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#define __STRICT_ALIGNMENT
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#if defined(__i386) || defined(__i386__) || \
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defined(__x86_64) || defined(__x86_64__) || \
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defined(__s390__) || defined(__s390x__) || \
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defined(__aarch64__) || \
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((defined(__arm__) || defined(__arm)) && __ARM_ARCH >= 6)
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#undef __STRICT_ALIGNMENT
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#endif
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#endif
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#endif
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