79 lines
1.6 KiB
C
79 lines
1.6 KiB
C
/* endian.h
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Copyright 2005, 2010, 2011 Red Hat, Inc.
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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#ifndef _ENDIAN_H_
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#define _ENDIAN_H_
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#include <sys/config.h>
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#include <sys/cdefs.h>
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#include <bits/endian.h>
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/*#ifdef __USE_BSD*/
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# define LITTLE_ENDIAN __LITTLE_ENDIAN
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# define BIG_ENDIAN __BIG_ENDIAN
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# define PDP_ENDIAN __PDP_ENDIAN
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# define BYTE_ORDER __BYTE_ORDER
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/*#endif*/
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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# define __LONG_LONG_PAIR(HI, LO) LO, HI
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#elif __BYTE_ORDER == __BIG_ENDIAN
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# define __LONG_LONG_PAIR(HI, LO) HI, LO
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#endif
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#if __BSD_VISIBLE
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#include <byteswap.h>
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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#define htobe16(x) bswap_16(x)
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#define htobe32(x) bswap_32(x)
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#define htobe64(x) bswap_64(x)
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#define be16toh(x) bswap_16(x)
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#define be32toh(x) bswap_32(x)
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#define be64toh(x) bswap_64(x)
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#define htole16(x) (x)
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#define htole32(x) (x)
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#define htole64(x) (x)
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#define le16toh(x) (x)
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#define le32toh(x) (x)
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#define le64toh(x) (x)
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#endif /*__BYTE_ORDER == __LITTLE_ENDIAN*/
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#if __BYTE_ORDER == __BIG_ENDIAN
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#define htobe16(x) (x)
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#define htobe32(x) (x)
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#define htobe64(x) (x)
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#define be16toh(x) (x)
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#define be32toh(x) (x)
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#define be64toh(x) (x)
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#define htole16(x) bswap_16(x)
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#define htole32(x) bswap_32(x)
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#define htole64(x) bswap_64(x)
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#define le16toh(x) bswap_16(x)
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#define le32toh(x) bswap_32(x)
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#define le64toh(x) bswap_64(x)
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#endif /*__BYTE_ORDER == __BIG_ENDIAN*/
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#endif /*__BSD_VISIBLE*/
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#endif /*_ENDIAN_H_*/
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