xref: /freebsd/lib/libc/string/bzero.3 (revision 3fb3b97c4d38990da5f45b37e48a5110b3e9bc58)
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.
658f0484fSRodney W. Grimes.\"
758f0484fSRodney W. Grimes.\" Redistribution and use in source and binary forms, with or without
858f0484fSRodney W. Grimes.\" modification, are permitted provided that the following conditions
958f0484fSRodney W. Grimes.\" are met:
1058f0484fSRodney W. Grimes.\" 1. Redistributions of source code must retain the above copyright
1158f0484fSRodney W. Grimes.\"    notice, this list of conditions and the following disclaimer.
1258f0484fSRodney W. Grimes.\" 2. Redistributions in binary form must reproduce the above copyright
1358f0484fSRodney W. Grimes.\"    notice, this list of conditions and the following disclaimer in the
1458f0484fSRodney W. Grimes.\"    documentation and/or other materials provided with the distribution.
15*3fb3b97cSEd Maste.\" 3. Neither the name of the University nor the names of its contributors
1658f0484fSRodney W. Grimes.\"    may be used to endorse or promote products derived from this software
1758f0484fSRodney W. Grimes.\"    without specific prior written permission.
1858f0484fSRodney W. Grimes.\"
1958f0484fSRodney W. Grimes.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
2058f0484fSRodney W. Grimes.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
2158f0484fSRodney W. Grimes.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
2258f0484fSRodney W. Grimes.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
2358f0484fSRodney W. Grimes.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
2458f0484fSRodney W. Grimes.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
2558f0484fSRodney W. Grimes.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
2658f0484fSRodney W. Grimes.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
2758f0484fSRodney W. Grimes.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
2858f0484fSRodney W. Grimes.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
2958f0484fSRodney W. Grimes.\" SUCH DAMAGE.
3058f0484fSRodney W. Grimes.\"
3158f0484fSRodney W. Grimes.\"	@(#)bzero.3	8.1 (Berkeley) 6/4/93
327f3dea24SPeter Wemm.\" $FreeBSD$
3358f0484fSRodney W. Grimes.\"
3458f0484fSRodney W. Grimes.Dd June 4, 1993
3558f0484fSRodney W. Grimes.Dt BZERO 3
36a307d598SRuslan Ermilov.Os
3758f0484fSRodney W. Grimes.Sh NAME
3858f0484fSRodney W. Grimes.Nm bzero
3958f0484fSRodney W. Grimes.Nd write zeroes to a byte string
4025bb73e0SAlexey Zelkin.Sh LIBRARY
4125bb73e0SAlexey Zelkin.Lb libc
4258f0484fSRodney W. Grimes.Sh SYNOPSIS
43bc0ad8e7SRobert Drehmel.In strings.h
4458f0484fSRodney W. Grimes.Ft void
4558f0484fSRodney W. Grimes.Fn bzero "void *b" "size_t len"
4658f0484fSRodney W. Grimes.Sh DESCRIPTION
4758f0484fSRodney W. GrimesThe
4858f0484fSRodney W. Grimes.Fn bzero
4958f0484fSRodney W. Grimesfunction
5058f0484fSRodney W. Grimeswrites
5158f0484fSRodney W. Grimes.Fa len
5258f0484fSRodney W. Grimeszero bytes to the string
5358f0484fSRodney W. Grimes.Fa b .
5458f0484fSRodney W. GrimesIf
5558f0484fSRodney W. Grimes.Fa len
5658f0484fSRodney W. Grimesis zero,
5758f0484fSRodney W. Grimes.Fn bzero
5858f0484fSRodney W. Grimesdoes nothing.
5958f0484fSRodney W. Grimes.Sh SEE ALSO
6058f0484fSRodney W. Grimes.Xr memset 3 ,
6158f0484fSRodney W. Grimes.Xr swab 3
6258f0484fSRodney W. Grimes.Sh HISTORY
6358f0484fSRodney W. GrimesA
6458f0484fSRodney W. Grimes.Fn bzero
6558f0484fSRodney W. Grimesfunction
6658f0484fSRodney W. Grimesappeared in
6758f0484fSRodney W. Grimes.Bx 4.3 .
68bc0ad8e7SRobert DrehmelIts prototype existed previously in
69fe08efe6SRuslan Ermilov.In string.h
70bc0ad8e7SRobert Drehmelbefore it was moved to
71fe08efe6SRuslan Ermilov.In strings.h
72bc0ad8e7SRobert Drehmelfor
73bc0ad8e7SRobert Drehmel.St -p1003.1-2001
74bc0ad8e7SRobert Drehmelcompliance.
75