b6cbf7203b
This patch imports the unmodified current version of NetBSD libc. The NetBSD includes are in /nbsd_include, while the libc code itself is split between lib/nbsd_libc and common/lib/libc.
55 lines
1.9 KiB
Groff
55 lines
1.9 KiB
Groff
.\" $NetBSD: bswap.3,v 1.11 2009/10/22 21:50:01 bouyer Exp $
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.\"
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.\" Copyright (c) 1998 Manuel Bouyer.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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.\" INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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.\"
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.Dd March 17, 1998
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.Dt BSWAP 3
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.Os
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.Sh NAME
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.Nm bswap16 ,
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.Nm bswap32 ,
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.Nm bswap64
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.Nd byte-order swapping functions
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.Sh LIBRARY
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.Lb libc
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.Sh SYNOPSIS
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.In sys/types.h
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.In machine/bswap.h
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.Ft uint16_t
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.Fn bswap16 "uint16_t"
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.Ft uint32_t
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.Fn bswap32 "uint32_t"
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.Ft uint64_t
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.Fn bswap64 "uint64_t"
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.Sh DESCRIPTION
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The
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.Fn bswap16 ,
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.Fn bswap32 ,
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and
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.Fn bswap64
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functions return the value of their argument with the bytes inverted.
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They can be used to convert 16, 32 or 64 bits integers from little to big
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endian, or vice-versa.
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.Sh SEE ALSO
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.Xr byteorder 3
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