From owner-freebsd-net@FreeBSD.ORG Mon Jan 19 12:03:11 2004 Return-Path: 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 F1D8F16A4CE for ; Mon, 19 Jan 2004 12:03:11 -0800 (PST) Received: from khavrinen.lcs.mit.edu (khavrinen.lcs.mit.edu [18.24.4.193]) by mx1.FreeBSD.org (Postfix) with ESMTP id 5D43B43D92 for ; Mon, 19 Jan 2004 12:02:44 -0800 (PST) (envelope-from wollman@khavrinen.lcs.mit.edu) Received: from khavrinen.lcs.mit.edu (localhost.nic.fr [IPv6:::1]) by khavrinen.lcs.mit.edu (8.12.9/8.12.9) with ESMTP id i0JK2TDa058755 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK CN=khavrinen.lcs.mit.edu issuer=SSL+20Client+20CA); Mon, 19 Jan 2004 15:02:39 -0500 (EST) (envelope-from wollman@khavrinen.lcs.mit.edu) Received: (from wollman@localhost) by khavrinen.lcs.mit.edu (8.12.9/8.12.9/Submit) id i0JK2SJZ058752; Mon, 19 Jan 2004 15:02:28 -0500 (EST) (envelope-from wollman) Date: Mon, 19 Jan 2004 15:02:28 -0500 (EST) From: Garrett Wollman Message-Id: <200401192002.i0JK2SJZ058752@khavrinen.lcs.mit.edu> To: "Poul-Henning Kamp" In-Reply-To: <92245.1074513480@critter.freebsd.dk> References: <20040119143315.N81347@news1.macomnet.ru> <92245.1074513480@critter.freebsd.dk> X-Spam-Score: -19.8 () IN_REP_TO,QUOTED_EMAIL_TEXT,REFERENCES,REPLY_WITH_QUOTES X-Scanned-By: MIMEDefang 2.37 cc: net@FreeBSD.ORG Subject: Re: Multihomed UDP server X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 19 Jan 2004 20:03:12 -0000 < said: > I'm considering ways to make sendmsg(2)/recvmsg(2) DTRT, and my > current candidate is give them a flag bit which says "msg_name has > both addresses". Um, they already do the right thing. That's what the IP_RECVDESTADDR option (and its dual whose name I forget right now) is all about. -GAWollman