1.\" $NetBSD: disklabel_scan.3,v 1.6 2010/05/04 06:41:27 jruoho Exp $ 2.\" 3.\" Copyright (c) 2002 The NetBSD Foundation, Inc. 4.\" All rights reserved. 5.\" 6.\" This code is derived from software contributed to The NetBSD Foundation 7.\" by Roland C. Dowdeswell. 8.\" 9.\" Redistribution and use in source and binary forms, with or without 10.\" modification, are permitted provided that the following conditions 11.\" are met: 12.\" 1. Redistributions of source code must retain the above copyright 13.\" notice, this list of conditions and the following disclaimer. 14.\" 2. Redistributions in binary form must reproduce the above copyright 15.\" notice, this list of conditions and the following disclaimer in the 16.\" documentation and/or other materials provided with the distribution. 17.\" 18.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 19.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 20.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 22.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28.\" POSSIBILITY OF SUCH DAMAGE. 29.\" 30.Dd May 4, 2010 31.Dt DISKLABEL_SCAN 3 32.Os 33.Sh NAME 34.Nm disklabel_scan 35.Nd scan a buffer for a valid disklabel 36.Sh LIBRARY 37.Lb libutil 38.Sh SYNOPSIS 39.In util.h 40.Ft int 41.Fn disklabel_scan "struct disklabel *lp" "char *buf" "size_t buflen" 42.Sh DESCRIPTION 43.Fn disklabel_scan 44scans the memory region specified by 45.Fa buf 46and 47.Fa buflen 48for a valid disklabel. 49If such a label is found, it is copied into 50.Fa lp . 51.Sh RETURN VALUES 52The 53.Fn disklabel_scan 54function returns 0 if a valid disklabel was found and 1 if not. 55.Sh HISTORY 56The 57.Fn disklabel_scan 58function call appeared in 59.Nx 2.0 . 60