BSD 4_4 release

[unix-history] / usr / src / lib / libc / string / swab.3

diff --git a/usr/src/lib/libc/string/swab.3 b/usr/src/lib/libc/string/swab.3
index 8dddd47..70a9205 100644 (file)
--- a/usr/src/lib/libc/string/swab.3
+++ b/usr/src/lib/libc/string/swab.3
@@ -1,34 +1,65 @@
-.\" Copyright (c) 1990 The Regents of the University of California.
-.\" All rights reserved.
+.\" Copyright (c) 1990, 1991, 1993
+.\"    The Regents of the University of California.  All rights reserved.

 .\"
 .\"

-.\" %sccs.include.redist.man%
+.\" 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.

 .\"
 .\"

-.\"    @(#)swab.3      6.2 (Berkeley) %G%
+.\" 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.

 .\"
 .\"

-.TH SWAB 3  ""
-.AT 3
-.nf
-.SH NAME
-swab \- swap bytes
-.SH SYNOPSIS
-.nf
-.ft B
-void
-swab(const char *src, char *dst, size_t len);
-.ft R
-.fi
-.SH DESCRIPTION
+.\"     @(#)swab.3     8.1 (Berkeley) 6/4/93
+.\"
+.Dd June 4, 1993
+.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
 The function

-.I swab
+.Fn swab

 copies
 copies

-.I len
+.Fa len

 bytes from the location referenced by
 bytes from the location referenced by

-.I src
+.Fa src

 to the location referenced by
 to the location referenced by

-.IR dst ,
+.Fa dst ,

 swapping adjacent bytes.
 swapping adjacent bytes.

-.PP
-.I Len
-should be even.
-.SH SEE ALSO
-bzero(3), memset(3)
+.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 .