xref: /freebsd/lib/libc/string/memmove.3 (revision 5174a6a262d28e127da375394374b40dc9f3127d)
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.\" This code is derived from software contributed to Berkeley by
558f0484fSRodney W. Grimes.\" Chris Torek and the American National Standards Committee X3,
658f0484fSRodney W. Grimes.\" on Information Processing Systems.
758f0484fSRodney W. Grimes.\"
858f0484fSRodney W. Grimes.\" Redistribution and use in source and binary forms, with or without
958f0484fSRodney W. Grimes.\" modification, are permitted provided that the following conditions
1058f0484fSRodney W. Grimes.\" are met:
1158f0484fSRodney W. Grimes.\" 1. Redistributions of source code must retain the above copyright
1258f0484fSRodney W. Grimes.\"    notice, this list of conditions and the following disclaimer.
1358f0484fSRodney W. Grimes.\" 2. Redistributions in binary form must reproduce the above copyright
1458f0484fSRodney W. Grimes.\"    notice, this list of conditions and the following disclaimer in the
1558f0484fSRodney W. Grimes.\"    documentation and/or other materials provided with the distribution.
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.\"     @(#)memmove.3	8.1 (Berkeley) 6/4/93
337f3dea24SPeter Wemm.\" $FreeBSD$
3458f0484fSRodney W. Grimes.\"
3558f0484fSRodney W. Grimes.Dd June 4, 1993
3658f0484fSRodney W. Grimes.Dt MEMMOVE 3
3758f0484fSRodney W. Grimes.Os
3858f0484fSRodney W. Grimes.Sh NAME
3958f0484fSRodney W. Grimes.Nm memmove
4058f0484fSRodney W. Grimes.Nd copy byte string
4125bb73e0SAlexey Zelkin.Sh LIBRARY
4225bb73e0SAlexey Zelkin.Lb libc
4358f0484fSRodney W. Grimes.Sh SYNOPSIS
4432eef9aeSRuslan Ermilov.In string.h
4558f0484fSRodney W. Grimes.Ft void *
4658f0484fSRodney W. Grimes.Fn memmove "void *dst" "const void *src" "size_t len"
4758f0484fSRodney W. Grimes.Sh DESCRIPTION
4858f0484fSRodney W. GrimesThe
4958f0484fSRodney W. Grimes.Fn memmove
5058f0484fSRodney W. Grimesfunction
5158f0484fSRodney W. Grimescopies
5258f0484fSRodney W. Grimes.Fa len
5358f0484fSRodney W. Grimesbytes from string
5458f0484fSRodney W. Grimes.Fa src
5558f0484fSRodney W. Grimesto string
5658f0484fSRodney W. Grimes.Fa dst .
5758f0484fSRodney W. GrimesThe two strings may overlap;
5858f0484fSRodney W. Grimesthe copy is always done in a non-destructive manner.
5958f0484fSRodney W. Grimes.Sh RETURN VALUES
6058f0484fSRodney W. GrimesThe
6158f0484fSRodney W. Grimes.Fn memmove
6258f0484fSRodney W. Grimesfunction returns the original value of
6358f0484fSRodney W. Grimes.Fa dst .
6458f0484fSRodney W. Grimes.Sh SEE ALSO
6558f0484fSRodney W. Grimes.Xr bcopy 3 ,
6658f0484fSRodney W. Grimes.Xr memccpy 3 ,
6758f0484fSRodney W. Grimes.Xr memcpy 3 ,
685174a6a2SEdward Tomasz Napierala.Xr strcpy 3 ,
695174a6a2SEdward Tomasz Napierala.Xr wmemmove 3
7058f0484fSRodney W. Grimes.Sh STANDARDS
7158f0484fSRodney W. GrimesThe
7258f0484fSRodney W. Grimes.Fn memmove
7358f0484fSRodney W. Grimesfunction
7458f0484fSRodney W. Grimesconforms to
75588a200cSRuslan Ermilov.St -isoC .
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