6e623e9320
Bump GPLv2+ to GPLv3+ for some files, clarify BSD 2-clause. Everything else stays under GPLv3+. New Linking Exception exempts resulting executables from LGPLv3 section 4. Add CONTRIBUTORS file to keep track of licensing. Remove 'Copyright Red Hat Inc' comments. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
44 lines
968 B
C
44 lines
968 B
C
/* machine/_endian.h
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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 __MACHINE_ENDIAN_H__
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#error "must be included via <machine/endian.h>"
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#endif /* !__MACHINE_ENDIAN_H__ */
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#include <_ansi.h>
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#include <bits/endian.h>
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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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#define __machine_host_to_from_network_defined
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_ELIDABLE_INLINE __uint32_t __ntohl(__uint32_t);
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_ELIDABLE_INLINE __uint16_t __ntohs(__uint16_t);
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_ELIDABLE_INLINE __uint32_t
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__ntohl(__uint32_t _x)
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{
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__asm__("bswap %0" : "=r" (_x) : "0" (_x));
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return _x;
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}
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_ELIDABLE_INLINE __uint16_t
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__ntohs(__uint16_t _x)
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{
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__asm__("xchgb %b0,%h0" /* swap bytes */
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: "=Q" (_x)
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: "0" (_x));
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return _x;
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}
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#define __htonl(_x) __ntohl(_x)
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#define __htons(_x) __ntohs(_x)
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