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35 lines
1.2 KiB
C
35 lines
1.2 KiB
C
/* Macros to swap the order of bytes in 16-bit integer values.
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Copyright (C) 2012-2016 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#ifndef _BITS_BYTESWAP_H
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# error "Never use <bits/byteswap-16.h> directly; include <byteswap.h> instead."
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#endif
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#ifdef __GNUC__
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# define __bswap_16(x) \
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(__extension__ \
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({ unsigned short int __bsx = (unsigned short int) (x); \
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__bswap_constant_16 (__bsx); }))
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#else
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static __inline unsigned short int
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__bswap_16 (unsigned short int __bsx)
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{
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return __bswap_constant_16 (__bsx);
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}
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#endif
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