From owner-freebsd-net  Mon Nov  5 13:57: 8 2001
Delivered-To: freebsd-net@freebsd.org
Received: from khavrinen.lcs.mit.edu (khavrinen.lcs.mit.edu [18.24.4.193])
	by hub.freebsd.org (Postfix) with ESMTP id 7BC3437B416
	for <freebsd-net@FreeBSD.ORG>; Mon,  5 Nov 2001 13:57:05 -0800 (PST)
Received: (from wollman@localhost)
	by khavrinen.lcs.mit.edu (8.11.4/8.11.4) id fA5Lutl92439;
	Mon, 5 Nov 2001 16:56:55 -0500 (EST)
	(envelope-from wollman)
Date: Mon, 5 Nov 2001 16:56:55 -0500 (EST)
From: Garrett Wollman <wollman@khavrinen.lcs.mit.edu>
Message-Id: <200111052156.fA5Lutl92439@khavrinen.lcs.mit.edu>
To: Ian West <ian@niw.com.au>
Cc: freebsd-net@FreeBSD.ORG
Subject: Results from RTM_GET on route socket ?
In-Reply-To: <20011106075451.E34308@rose.niw.com.au>
References: <20011106075451.E34308@rose.niw.com.au>
Sender: owner-freebsd-net@FreeBSD.ORG
Precedence: bulk
List-ID: <freebsd-net.FreeBSD.ORG>
List-Archive: <http://docs.freebsd.org/mail/> (Web Archive)
List-Help: <mailto:majordomo@FreeBSD.ORG?subject=help> (List Instructions)
List-Subscribe: <mailto:majordomo@FreeBSD.ORG?subject=subscribe%20freebsd-net>
List-Unsubscribe: <mailto:majordomo@FreeBSD.ORG?subject=unsubscribe%20freebsd-net>
X-Loop: FreeBSD.org

<<On Tue, 6 Nov 2001 07:54:51 +1030, Ian West <ian@niw.com.au> said:

> Starting at the * (Offset 5c, sizeof(struct rt_msghdr) I have 16 bytes
> for RTA_DST, 16 bytes for RTA_GATEWAY, and then 4 null bytes.

The first null byte is the length of the netmask, indicating that you
have a zero-length netmask, and the remaining three nulls are padding.

-GAWollman


To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-net" in the body of the message