.\" Copyright (c) 1996-1999 Whistle Communications, Inc.
.\" All rights reserved.
.\"
.\" Subject to the following obligations and disclaimer of warranty, use and
.\" redistribution of this software, in source or object code forms, with or
.\" without modifications are expressly permitted by Whistle Communications;
.\" provided, however, that:
.\" 1. Any and all reproductions of the source or object code must include the
.\"    copyright notice above and the following disclaimer of warranties; and
.\" 2. No rights are granted, in any manner or form, to use Whistle
.\"    Communications, Inc. trademarks, including the mark "WHISTLE
.\"    COMMUNICATIONS" on advertising, endorsements, or otherwise except as
.\"    such appears in the above copyright notice or in the software.
.\"
.\" THIS SOFTWARE IS BEING PROVIDED BY WHISTLE COMMUNICATIONS "AS IS", AND
.\" TO THE MAXIMUM EXTENT PERMITTED BY LAW, WHISTLE COMMUNICATIONS MAKES NO
.\" REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE,
.\" INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF
.\" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
.\" WHISTLE COMMUNICATIONS DOES NOT WARRANT, GUARANTEE, OR MAKE ANY
.\" REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS
.\" SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE.
.\" IN NO EVENT SHALL WHISTLE COMMUNICATIONS BE LIABLE FOR ANY DAMAGES
.\" RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING
.\" WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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.\" OF SUCH DAMAGE.
.\"
.\"  %FreeBSD: src/usr.sbin/nghook/nghook.8,v 1.3.2.4 2001/08/16 15:56:11 ru Exp %
.\" $Whistle: nghook.8,v 1.4 1999/01/20 03:19:45 archie Exp $
.\"
.\" $FreeBSD: doc/ja_JP.eucJP/man/man8/nghook.8,v 1.7 2001/07/29 05:15:29 horikawa Exp $
.Dd January 19, 1999
.Dt NGHOOK 8
.Os
.Sh 名称
.Nm nghook
.Nd
.Xr netgraph 4
ノードへ接続する
.Sh 書式
.Nm
.Op Fl a
.Op Fl d
.Ar path
.Op Ar hookname
.Sh 解説
.Nm
は
.Xr ng_socket 4
ソケットタイプノードを作成し、これを
.Ar path
にあるノードのフック
.Ar hookname
へ接続します。
.Ar hookname
が省略されると、
.Dq debug
を指定したものとされます。
.Pp
接続されると、標準入力へ書き込まれる全データがこのノードに送られ、
このノードから受け取る全データが標準出力へ渡されます。
.Pp
オプションは次の通りです:
.Pp
.Bl -tag -width indent
.It Fl a
各読み込みパケットを
.Tn ASCII
で出力します。
.It Fl d
デバッグ用冗長レベルを増加します。
.El
.Sh バグ
全入力はバッファリングしないモードで読み込みますが、
入力のパケット化を制御する方法はありません。
.Sh 関連項目
.Xr netgraph 3 ,
.Xr netgraph 4 ,
.Xr ngctl 8
.Sh 歴史
.Em netgraph
システムのデザインと最初の実装は、Whistle Communications, Inc. で、
Whistle InterJet 向けにカスタマイズされた
.Fx 2.2
で行われました。
.Sh 作者
.An Archie Cobbs .Aq archie@whistle.com