40 lines
752 B
C
40 lines
752 B
C
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/* byteswap.h
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Copyright 2005 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 _BYTESWAP_H
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#define _BYTESWAP_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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static __inline unsigned short
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bswap_16 (unsigned short __x)
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{
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return (__x >> 8) | (__x << 8);
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}
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static __inline unsigned int
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bswap_32 (unsigned int __x)
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{
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return (bswap_16 (__x & 0xffff) << 16) | (bswap_16 (__x >> 16));
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}
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static __inline unsigned long long
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bswap_64 (unsigned long long __x)
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{
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return (((unsigned long long) bswap_32 (__x & 0xffffffffull)) << 32) | (bswap_32 (__x >> 32));
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* _BYTESWAP_H */
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