From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BAEFFC433DF for ; Mon, 8 Jun 2020 11:01:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 97B202076A for ; Mon, 8 Jun 2020 11:01:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=openfortress.nl header.i=rick@openfortress.nl header.b="Pu1FRYcQ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729556AbgFHLBv (ORCPT ); Mon, 8 Jun 2020 07:01:51 -0400 Received: from lb2-smtp-cloud7.xs4all.net ([194.109.24.28]:48131 "EHLO lb2-smtp-cloud7.xs4all.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729554AbgFHLBt (ORCPT ); Mon, 8 Jun 2020 07:01:49 -0400 Received: from popmini.vanrein.org ([IPv6:2001:980:93a5:1::7]) by smtp-cloud7.xs4all.net with ESMTP id iFXGjMW6cNp2ziFXHjaaT9; Mon, 08 Jun 2020 13:01:47 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=openfortress.nl; i=rick@openfortress.nl; q=dns/txt; s=fame; t=1591614106; h=message-id : date : from : mime-version : to : cc : subject : references : in-reply-to : content-type : content-transfer-encoding : date : from : subject; bh=dnPhF9AuFbZnbeEEKO78qnfrbW7K13QNi8C/e0DN1cI=; b=Pu1FRYcQAZXEMH8DMEL/VUVCZBLiLca5tnJm87bAoqLrgoQk0NeD9E6n zcCvW5IRvB1GmvN2xBAEqRGoBL1xiQJTkXwduQucwKWig/2ZxXbtUUroop i+51SaKt/UGhkJRtfjhQ2KhzeFTmEreCw9fxXL0wL5MPKrf94MTDeIyGQ= Received: by fame.vanrein.org (Postfix, from userid 1006) id 5A0253CDD4; Mon, 8 Jun 2020 11:01:46 +0000 (UTC) Received: from airhead.fritz.box (phantom.vanrein.org [83.161.146.46]) by fame.vanrein.org (Postfix) with ESMTPA id 371463CF71; Mon, 8 Jun 2020 11:01:46 +0000 (UTC) Message-ID: <5EDE1A8A.90004@openfortress.nl> Date: Mon, 08 Jun 2020 13:01:30 +0200 From: Rick van Rein User-Agent: Postbox 3.0.11 (Macintosh/20140602) MIME-Version: 1.0 To: Pablo Neira Ayuso CC: netfilter-devel@vger.kernel.org Subject: Re: Expressive limitation: (daddr,dport) <--> (daddr',dport') References: <5EDC7662.1070002@openfortress.nl> <20200607220810.GA6604@salvia> <5EDE0C9B.2020701@openfortress.nl> <20200608103140.GA15655@salvia> In-Reply-To: <20200608103140.GA15655@salvia> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Bogosity: Unsure, tests=bogofilter, spamicity=0.520000, version=1.2.4 X-CMAE-Envelope: MS4wfHJPwrVmwm0+FsCS16I8L0eq2Nsr/GzciVAj24wtpCtmt/ma7sXbfgfgCyuP+1U2t84hn5kF1MUXoi2jKZ6q4iJdiOv0f3mem7ek+l/mDdEq6TnBdApm gwMZoMtvsLmBUyEs8u6A3gvV54dgsEUUAcf9rFLbkSTM0oHqmUUz/90ZKR768hDAZhJC5bfB+X4y3GE7RWZk1P+zYkoY5fQVHLo= Sender: netfilter-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netfilter-devel@vger.kernel.org Hi Pablo, Thanks for following up on this :) >> The examples are just three syntaxes I can think of. > > OK, but you only need this "stack" idea is alternative proposal to get > the "one single mapping" idea working, correct? Yes, indeed. -Rick