From owner-freebsd-net@FreeBSD.ORG  Wed Aug 30 14:22:35 2006
Return-Path: <owner-freebsd-net@FreeBSD.ORG>
X-Original-To: freebsd-net@FreeBSD.org
Delivered-To: freebsd-net@FreeBSD.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 9EAE116A4DD
	for <freebsd-net@FreeBSD.org>; Wed, 30 Aug 2006 14:22:35 +0000 (UTC)
	(envelope-from glebius@FreeBSD.org)
Received: from cell.sick.ru (cell.sick.ru [217.72.144.68])
	by mx1.FreeBSD.org (Postfix) with ESMTP id DC39143D49
	for <freebsd-net@FreeBSD.org>; Wed, 30 Aug 2006 14:22:34 +0000 (GMT)
	(envelope-from glebius@FreeBSD.org)
Received: from cell.sick.ru (glebius@localhost [127.0.0.1])
	by cell.sick.ru (8.13.4/8.13.3) with ESMTP id k7UEMWrI028337
	(version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO);
	Wed, 30 Aug 2006 18:22:32 +0400 (MSD)
	(envelope-from glebius@FreeBSD.org)
Received: (from glebius@localhost)
	by cell.sick.ru (8.13.4/8.13.1/Submit) id k7UEMVGJ028336;
	Wed, 30 Aug 2006 18:22:31 +0400 (MSD)
	(envelope-from glebius@FreeBSD.org)
X-Authentication-Warning: cell.sick.ru: glebius set sender to
	glebius@FreeBSD.org using -f
Date: Wed, 30 Aug 2006 18:22:31 +0400
From: Gleb Smirnoff <glebius@FreeBSD.org>
To: Rajkumar S <rajkumars@gmail.com>
Message-ID: <20060830142231.GX76666@FreeBSD.org>
Mail-Followup-To: Gleb Smirnoff <glebius@FreeBSD.org>,
	Rajkumar S <rajkumars@gmail.com>, freebsd-net@freebsd.org
References: <64de5c8b0608300531y7ab06ea5ibde5c96aaaa6374e@mail.gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=koi8-r
Content-Disposition: inline
In-Reply-To: <64de5c8b0608300531y7ab06ea5ibde5c96aaaa6374e@mail.gmail.com>
User-Agent: Mutt/1.5.6i
Cc: freebsd-net@FreeBSD.org
Subject: Re: sending NGM_BPF_SET_PROGRAM message to a bpf node from a program
X-BeenThere: freebsd-net@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Networking and TCP/IP with FreeBSD <freebsd-net.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
	<mailto:freebsd-net-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-net>
List-Post: <mailto:freebsd-net@freebsd.org>
List-Help: <mailto:freebsd-net-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
	<mailto:freebsd-net-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 30 Aug 2006 14:22:35 -0000

On Wed, Aug 30, 2006 at 06:01:10PM +0530, Rajkumar S wrote:
R> and messaging the bpf: using the following code fragment.
R> 
R>        if (NgSendMsg(cfd, "bpf:", NGM_GENERIC_COOKIE,
R>                      NGM_BPF_SET_PROGRAM, bpf_hookprog, (sizeof
R> (struct ng_bpf_hookprog) + fp.bf_len * sizeof (struct bpf_insn))) < 0)
R> {
R>                perror ("Setup bpf program");
R>                return (-1);
R>        }

The cookie shouldn't be NGM_GENERIC_COOKIE, but should be NGM_BPF_COOKIE.

-- 
Totus tuus, Glebius.
GLEBIUS-RIPN GLEB-RIPE