1.\" $NetBSD: getlabelsector.3,v 1.4 2003/04/16 13:35:14 wiz Exp $ 2.\" 3.\" 4.\" Copyright 2002 Wasabi Systems, Inc. 5.\" All rights reserved. 6.\" 7.\" Written by Steve C. Woodford for Wasabi Systems, Inc. 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.\" 3. All advertising materials mentioning features or use of this software 18.\" must display the following acknowledgement: 19.\" This product includes software developed for the NetBSD Project by 20.\" Wasabi Systems, Inc. 21.\" 4. The name of Wasabi Systems, Inc. may not be used to endorse 22.\" or promote products derived from this software without specific prior 23.\" written permission. 24.\" 25.\" THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND 26.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 27.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC 29.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 32.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 33.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 34.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 35.\" POSSIBILITY OF SUCH DAMAGE. 36.\" 37.Dd December 11, 2002 38.Dt GETLABELSECTOR 3 39.Os 40.Sh NAME 41.Nm getlabelsector , 42.Nm getlabeloffset 43.Nd get the sector number and offset of the disklabel 44.Sh LIBRARY 45.Lb libutil 46.Sh SYNOPSIS 47.In util.h 48.Ft daddr_t 49.Fn getlabelsector void 50.Ft off_t 51.Fn getlabeloffset void 52.Sh DESCRIPTION 53The 54.Fn getlabelsector 55and 56.Fn getlabeloffset 57functions return values which describe the exact on-disk location of the 58.Xr disklabel 5 59on the current system, or \-1 on error. 60These functions supercede the hardcoded 61.Dv LABELSECTOR 62and 63.Dv LABELOFFSET 64definitions previously used to derive the location of the 65.Xr disklabel 5 . 66.Sh SEE ALSO 67.Xr sysctl 3 , 68.Xr disklabel 5 69.Sh HISTORY 70The 71.Fn getlabelsector 72and 73.Fn getlabeloffset 74functions appeared in 75.Nx 2.0 . 76