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>
42 lines
839 B
C
42 lines
839 B
C
/* byteswap.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 _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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#define bswap_16(x) __bswap_16(x)
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#define bswap_32(x) __bswap_32(x)
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#define bswap_64(x) __bswap_64(x)
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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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