From owner-freebsd-bugs@FreeBSD.ORG Mon Feb 20 01:20:10 2012 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id BB60E106566C for ; Mon, 20 Feb 2012 01:20:10 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id 8863C8FC0C for ; Mon, 20 Feb 2012 01:20:10 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.5/8.14.5) with ESMTP id q1K1KAsD098728 for ; Mon, 20 Feb 2012 01:20:10 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.5/8.14.5/Submit) id q1K1KAba098727; Mon, 20 Feb 2012 01:20:10 GMT (envelope-from gnats) Resent-Date: Mon, 20 Feb 2012 01:20:10 GMT Resent-Message-Id: <201202200120.q1K1KAba098727@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Mark Andrews Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id D3D59106566C for ; Mon, 20 Feb 2012 01:13:48 +0000 (UTC) (envelope-from marka@isc.org) Received: from mx.pao1.isc.org (mx.pao1.isc.org [IPv6:2001:4f8:0:2::2b]) by mx1.freebsd.org (Postfix) with ESMTP id B0CBF8FC13 for ; Mon, 20 Feb 2012 01:13:48 +0000 (UTC) Received: from bikeshed.isc.org (bikeshed.isc.org [IPv6:2001:4f8:3:d::19]) (using TLSv1 with cipher DHE-RSA-CAMELLIA256-SHA (256/256 bits)) (Client CN "mail.isc.org", Issuer "RapidSSL CA" (not verified)) by mx.pao1.isc.org (Postfix) with ESMTPS id 139C7C941E for ; Mon, 20 Feb 2012 01:13:28 +0000 (UTC) (envelope-from marka@isc.org) Received: from sex.dv.isc.org (sex.dv.isc.org [IPv6:2001:470:1f00:820:218:f3ff:feba:9a37]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by bikeshed.isc.org (Postfix) with ESMTPSA id A6E0B216C31 for ; Mon, 20 Feb 2012 01:13:27 +0000 (UTC) (envelope-from marka@isc.org) Received: from sex.dv.isc.org (localhost [127.0.0.1]) by sex.dv.isc.org (8.14.5/8.14.5) with ESMTP id q1K1DPLs012539 for ; Mon, 20 Feb 2012 12:13:25 +1100 (EST) (envelope-from marka@sex.dv.isc.org) Received: (from marka@localhost) by sex.dv.isc.org (8.14.5/8.14.5/Submit) id q1K1DOCX012538; Mon, 20 Feb 2012 12:13:24 +1100 (EST) (envelope-from marka) Message-Id: <201202200113.q1K1DOCX012538@sex.dv.isc.org> Date: Mon, 20 Feb 2012 12:13:24 +1100 (EST) From: Mark Andrews To: FreeBSD-gnats-submit@FreeBSD.org X-Send-Pr-Version: 3.113 Cc: Subject: kern/165305: Feature parity between IP_TOS and IPV6_TCLASS X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Mark Andrews List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 20 Feb 2012 01:20:10 -0000 >Number: 165305 >Category: kern >Synopsis: Feature parity between IP_TOS and IPV6_TCLASS >Confidential: no >Severity: non-critical >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: change-request >Submitter-Id: current-users >Arrival-Date: Mon Feb 20 01:20:10 UTC 2012 >Closed-Date: >Last-Modified: >Originator: Mark Andrews >Release: FreeBSD 8.2-STABLE i386 >Organization: ISC >Environment: System: FreeBSD sex.dv.isc.org 8.2-STABLE FreeBSD 8.2-STABLE #15: Thu Dec 29 08:21:01 EST 2011 marka@sex.dv.isc.org:/usr/obj/usr/src/sys/DEBUG i386 >Description: IPV6_TCLASS can be set on both a socket basis and on a per packet basis. Additionally IPV6_TCLASS can be received via a control message by setting IPV6_RECVTCLASS on the socket. IP_TOS can only be set socket basis with no per packet control which makes it setting different the TOS in UDP replies difficult (i.e. require raw sockets to be used). Additionally the only way to obtain the IP_TOS field is to use raw sockets or use a packet filter. >How-To-Repeat: >Fix: Extend control_msg to support setting IP_TOS on a per packet basis. Add a new setsockopt (IP_RECVTOS to be consistent with linux's extension to the socket API) and return the value via a control_msg. >Release-Note: >Audit-Trail: >Unformatted: