1cefd51ecSDoug Rabson.\" -*- nroff -*- 2cefd51ecSDoug Rabson.\" 3cefd51ecSDoug Rabson.\" Copyright (c) 1998 Doug Rabson 4cefd51ecSDoug Rabson.\" 5cefd51ecSDoug Rabson.\" All rights reserved. 6cefd51ecSDoug Rabson.\" 7cefd51ecSDoug Rabson.\" This program is free software. 8cefd51ecSDoug Rabson.\" 9cefd51ecSDoug Rabson.\" Redistribution and use in source and binary forms, with or without 10cefd51ecSDoug Rabson.\" modification, are permitted provided that the following conditions 11cefd51ecSDoug Rabson.\" are met: 12cefd51ecSDoug Rabson.\" 1. Redistributions of source code must retain the above copyright 13cefd51ecSDoug Rabson.\" notice, this list of conditions and the following disclaimer. 14cefd51ecSDoug Rabson.\" 2. Redistributions in binary form must reproduce the above copyright 15cefd51ecSDoug Rabson.\" notice, this list of conditions and the following disclaimer in the 16cefd51ecSDoug Rabson.\" documentation and/or other materials provided with the distribution. 17cefd51ecSDoug Rabson.\" 18cefd51ecSDoug Rabson.\" THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR 19cefd51ecSDoug Rabson.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20cefd51ecSDoug Rabson.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21cefd51ecSDoug Rabson.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT, 22cefd51ecSDoug Rabson.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23cefd51ecSDoug Rabson.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24cefd51ecSDoug Rabson.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25cefd51ecSDoug Rabson.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26cefd51ecSDoug Rabson.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27cefd51ecSDoug Rabson.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28cefd51ecSDoug Rabson.\" 2996ab794bSNate Lawson.Dd May 19, 2005 30def37e7cSMike Pritchard.Dt DEVCLASS_GET_DEVICES 9 313d45e180SRuslan Ermilov.Os 32cefd51ecSDoug Rabson.Sh NAME 33cefd51ecSDoug Rabson.Nm devclass_get_devices 34cefd51ecSDoug Rabson.Nd get a list of devices in a devclass 35cefd51ecSDoug Rabson.Sh SYNOPSIS 3632eef9aeSRuslan Ermilov.In sys/param.h 3732eef9aeSRuslan Ermilov.In sys/bus.h 38cefd51ecSDoug Rabson.Ft int 393b00e9bdSBruce Evans.Fn devclass_get_devices "devclass_t dc" "device_t **devlistp" "int *devcountp" 40cefd51ecSDoug Rabson.Sh DESCRIPTION 41cefd51ecSDoug RabsonRetrieve a list of all device instances currently in the devclass and 42cefd51ecSDoug Rabsonreturn the list in 43cefd51ecSDoug Rabson.Fa *devlistp 44cefd51ecSDoug Rabsonand the count in 45cefd51ecSDoug Rabson.Fa *devcountp . 46cefd51ecSDoug RabsonThe memory allocated for the list should be freed using 4796ab794bSNate Lawson.Fn free "*devlistp" "M_TEMP" , 4896ab794bSNate Lawsoneven if 4996ab794bSNate Lawson.Fa *devcountp 5096ab794bSNate Lawsonis 0. 51cefd51ecSDoug Rabson.Sh RETURN VALUES 52cefd51ecSDoug RabsonZero is returned on success, otherwise an appropriate error is returned. 53cefd51ecSDoug Rabson.Sh SEE ALSO 54cefd51ecSDoug Rabson.Xr devclass 9 , 55cefd51ecSDoug Rabson.Xr device 9 56cefd51ecSDoug Rabson.Sh AUTHORS 57571dba6eSHiten PandyaThis manual page was written by 58cefd51ecSDoug Rabson.An Doug Rabson . 59