60 lines
2.2 KiB
Groff
60 lines
2.2 KiB
Groff
.\" -*- nroff -*-
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.\"
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.\" Copyright (c) 1998 Doug Rabson
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.\"
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.\" All rights reserved.
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.\"
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.\" This program is free software.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR
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.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT,
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.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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.\"
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.\" %FreeBSD: src/share/man/man9/devclass_get_devices.9,v 1.4.2.3 2001/12/17 11:30:18 ru Exp %
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.\"
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.\" $FreeBSD$
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.Dd June 16, 1998
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.Dt DEVCLASS_GET_DEVICES 9
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.Os
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.Sh 名称
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.Nm devclass_get_devices
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.Nd devclass の中のデバイスのリストの取り出し
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.Sh 書式
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.In sys/param.h
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.In sys/bus.h
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.Ft int
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.Fn devclass_get_devices "devclass_t dc" "device_t **devlistp" "int *devcountp"
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.Sh 解説
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現在 devclass の中にある全てのデバイスインスタンスのリストを取り出し、
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.Fa *devlistp
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にそのリストを
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.Fa *devcountp
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にその個数を返します。
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リストのために割り当てられたメモリは、
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.Fn free "*devlistp" "M_TEMP"
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を用いて開放されるべきです。
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.Sh 戻り値
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成功時には 0 が返され、そうでない場合には適切なエラーが返されます。
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.Sh 関連項目
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.Xr devclass 9 ,
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.Xr device 9
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.Sh 作者
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このマニュアルページは
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.An Doug Rabson
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が書きました。
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