xref: /freebsd/lib/libc/string/memmove.3 (revision dc36d6f9bb1753f3808552f3afd30eda9a7b206a)
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.
16*3fb3b97cSEd Maste.\" 3. 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
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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.Dd June 4, 1993
3358f0484fSRodney W. Grimes.Dt MEMMOVE 3
3458f0484fSRodney W. Grimes.Os
3558f0484fSRodney W. Grimes.Sh NAME
3658f0484fSRodney W. Grimes.Nm memmove
3758f0484fSRodney W. Grimes.Nd copy byte string
3825bb73e0SAlexey Zelkin.Sh LIBRARY
3925bb73e0SAlexey Zelkin.Lb libc
4058f0484fSRodney W. Grimes.Sh SYNOPSIS
4132eef9aeSRuslan Ermilov.In string.h
4258f0484fSRodney W. Grimes.Ft void *
4358f0484fSRodney W. Grimes.Fn memmove "void *dst" "const void *src" "size_t len"
4458f0484fSRodney W. Grimes.Sh DESCRIPTION
4558f0484fSRodney W. GrimesThe
4658f0484fSRodney W. Grimes.Fn memmove
4758f0484fSRodney W. Grimesfunction
4858f0484fSRodney W. Grimescopies
4958f0484fSRodney W. Grimes.Fa len
5058f0484fSRodney W. Grimesbytes from string
5158f0484fSRodney W. Grimes.Fa src
5258f0484fSRodney W. Grimesto string
5358f0484fSRodney W. Grimes.Fa dst .
5458f0484fSRodney W. GrimesThe two strings may overlap;
5558f0484fSRodney W. Grimesthe copy is always done in a non-destructive manner.
5658f0484fSRodney W. Grimes.Sh RETURN VALUES
5758f0484fSRodney W. GrimesThe
5858f0484fSRodney W. Grimes.Fn memmove
5958f0484fSRodney W. Grimesfunction returns the original value of
6058f0484fSRodney W. Grimes.Fa dst .
6158f0484fSRodney W. Grimes.Sh SEE ALSO
6258f0484fSRodney W. Grimes.Xr bcopy 3 ,
6358f0484fSRodney W. Grimes.Xr memccpy 3 ,
6458f0484fSRodney W. Grimes.Xr memcpy 3 ,
655174a6a2SEdward Tomasz Napierala.Xr strcpy 3 ,
665174a6a2SEdward Tomasz Napierala.Xr wmemmove 3
6758f0484fSRodney W. Grimes.Sh STANDARDS
6858f0484fSRodney W. GrimesThe
6958f0484fSRodney W. Grimes.Fn memmove
7058f0484fSRodney W. Grimesfunction
7158f0484fSRodney W. Grimesconforms to
72588a200cSRuslan Ermilov.St -isoC .
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