66 lines
2.3 KiB
Groff
66 lines
2.3 KiB
Groff
|
.\" Copyright (c) 1990, 1991 The Regents of the University of California.
|
||
|
|
.\" All rights reserved.
|
||
|
|
.\"
|
||
|
|
.\" Redistribution and use in source and binary forms, with or without
|
||
|
|
.\" modification, are permitted provided that the following conditions
|
||
|
|
.\" are met:
|
||
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
||
|
|
.\" notice, this list of conditions and the following disclaimer.
|
||
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
||
|
|
.\" notice, this list of conditions and the following disclaimer in the
|
||
|
|
.\" documentation and/or other materials provided with the distribution.
|
||
|
|
.\" 3. All advertising materials mentioning features or use of this software
|
||
|
|
.\" must display the following acknowledgement:
|
||
|
|
.\" This product includes software developed by the University of
|
||
|
|
.\" California, Berkeley and its contributors.
|
||
|
|
.\" 4. Neither the name of the University nor the names of its contributors
|
||
|
|
.\" may be used to endorse or promote products derived from this software
|
||
|
|
.\" without specific prior written permission.
|
||
|
|
.\"
|
||
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
||
|
|
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||
|
|
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||
|
|
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
||
|
|
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||
|
|
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||
|
|
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||
|
|
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||
|
|
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||
|
|
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||
|
|
.\" SUCH DAMAGE.
|
||
|
|
.\"
|
||
|
|
.\" @(#)swab.3 6.6 (Berkeley) 5/1/91
|
||
|
|
.\"
|
||
|
|
.Dd May 1, 1991
|
||
|
|
.Dt SWAB 3
|
||
|
|
.Os
|
||
|
|
.Sh NAME
|
||
|
|
.Nm swab
|
||
|
|
.Nd swap adjacent bytes
|
||
|
|
.Sh SYNOPSIS
|
||
|
|
.Fd #include <string.h>
|
||
|
|
.Ft void
|
||
|
|
.Fn swab "const void *src" "void *dst" "size_t len"
|
||
|
|
.Sh DESCRIPTION
|
||
|
|
The function
|
||
|
|
.Fn swab
|
||
|
|
copies
|
||
|
|
.Fa len
|
||
|
|
bytes from the location referenced by
|
||
|
|
.Fa src
|
||
|
|
to the location referenced by
|
||
|
|
.Fa dst ,
|
||
|
|
swapping adjacent bytes.
|
||
|
|
.Pp
|
||
|
|
The argument
|
||
|
|
.Fa len
|
||
|
|
must be even number.
|
||
|
|
.Sh SEE ALSO
|
||
|
|
.Xr bzero 3 ,
|
||
|
|
.Xr memset 3
|
||
|
|
.Sh HISTORY
|
||
|
|
A
|
||
|
|
.Fn swab
|
||
|
|
function appeared in
|
||
|
|
.At v7 .
|