xref: /freebsd/lib/libc/string/swab.3 (revision 25bb73e063c17cd9048cf60100dbc0ac5177e94a)
158f0484fSRodney W. Grimes.\" Copyright (c) 1990, 1991, 1993
258f0484fSRodney W. Grimes.\"	The Regents of the University of California.  All rights reserved.
358f0484fSRodney W. Grimes.\"
458f0484fSRodney W. Grimes.\" Redistribution and use in source and binary forms, with or without
558f0484fSRodney W. Grimes.\" modification, are permitted provided that the following conditions
658f0484fSRodney W. Grimes.\" are met:
758f0484fSRodney W. Grimes.\" 1. Redistributions of source code must retain the above copyright
858f0484fSRodney W. Grimes.\"    notice, this list of conditions and the following disclaimer.
958f0484fSRodney W. Grimes.\" 2. Redistributions in binary form must reproduce the above copyright
1058f0484fSRodney W. Grimes.\"    notice, this list of conditions and the following disclaimer in the
1158f0484fSRodney W. Grimes.\"    documentation and/or other materials provided with the distribution.
1258f0484fSRodney W. Grimes.\" 3. All advertising materials mentioning features or use of this software
1358f0484fSRodney W. Grimes.\"    must display the following acknowledgement:
1458f0484fSRodney W. Grimes.\"	This product includes software developed by the University of
1558f0484fSRodney W. Grimes.\"	California, Berkeley and its contributors.
1658f0484fSRodney W. Grimes.\" 4. Neither the name of the University nor the names of its contributors
1758f0484fSRodney W. Grimes.\"    may be used to endorse or promote products derived from this software
1858f0484fSRodney W. Grimes.\"    without specific prior written permission.
1958f0484fSRodney W. Grimes.\"
2058f0484fSRodney W. Grimes.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
2158f0484fSRodney W. Grimes.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
2258f0484fSRodney W. Grimes.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
2358f0484fSRodney W. Grimes.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
2458f0484fSRodney W. Grimes.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
2558f0484fSRodney W. Grimes.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
2658f0484fSRodney W. Grimes.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
2758f0484fSRodney W. Grimes.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
2858f0484fSRodney W. Grimes.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
2958f0484fSRodney W. Grimes.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
3058f0484fSRodney W. Grimes.\" SUCH DAMAGE.
3158f0484fSRodney W. Grimes.\"
3258f0484fSRodney W. Grimes.\"     @(#)swab.3	8.1 (Berkeley) 6/4/93
337f3dea24SPeter Wemm.\" $FreeBSD$
3458f0484fSRodney W. Grimes.\"
3558f0484fSRodney W. Grimes.Dd June 4, 1993
3658f0484fSRodney W. Grimes.Dt SWAB 3
3758f0484fSRodney W. Grimes.Os
3858f0484fSRodney W. Grimes.Sh NAME
3958f0484fSRodney W. Grimes.Nm swab
4058f0484fSRodney W. Grimes.Nd swap adjacent bytes
4125bb73e0SAlexey Zelkin.Sh LIBRARY
4225bb73e0SAlexey Zelkin.Lb libc
4358f0484fSRodney W. Grimes.Sh SYNOPSIS
4458f0484fSRodney W. Grimes.Fd #include <string.h>
4558f0484fSRodney W. Grimes.Ft void
4658f0484fSRodney W. Grimes.Fn swab "const void *src" "void *dst" "size_t len"
4758f0484fSRodney W. Grimes.Sh DESCRIPTION
4858f0484fSRodney W. GrimesThe function
4958f0484fSRodney W. Grimes.Fn swab
5058f0484fSRodney W. Grimescopies
5158f0484fSRodney W. Grimes.Fa len
5258f0484fSRodney W. Grimesbytes from the location referenced by
5358f0484fSRodney W. Grimes.Fa src
5458f0484fSRodney W. Grimesto the location referenced by
5558f0484fSRodney W. Grimes.Fa dst ,
5658f0484fSRodney W. Grimesswapping adjacent bytes.
5758f0484fSRodney W. Grimes.Pp
5858f0484fSRodney W. GrimesThe argument
5958f0484fSRodney W. Grimes.Fa len
601ecbf08aSBill Fumerolamust be an even number.
6158f0484fSRodney W. Grimes.Sh SEE ALSO
6258f0484fSRodney W. Grimes.Xr bzero 3 ,
6358f0484fSRodney W. Grimes.Xr memset 3
6458f0484fSRodney W. Grimes.Sh HISTORY
6558f0484fSRodney W. GrimesA
6658f0484fSRodney W. Grimes.Fn swab
6758f0484fSRodney W. Grimesfunction appeared in
6858f0484fSRodney W. Grimes.At v7 .
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