Re: WGLC comment on draft-ietf-httpbis-encryption-encoding-03, was: Encryption content coding simplification

Kari Hurtta <hurtta-ietf@elmme-mailer.org> Sat, 15 October 2016 06:15 UTC

Return-Path: <ietf-http-wg-request+bounce-httpbisa-archive-bis2juki=lists.ie@listhub.w3.org>
X-Original-To: ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com
Delivered-To: ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 25C4512948D for <ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com>; Fri, 14 Oct 2016 23:15:19 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -9.897
X-Spam-Level:
X-Spam-Status: No, score=-9.897 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.001, RCVD_IN_DNSWL_HI=-5, RP_MATCHES_RCVD=-2.996, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001] autolearn=ham autolearn_force=no
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Eko6SJQg2JPh for <ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com>; Fri, 14 Oct 2016 23:15:17 -0700 (PDT)
Received: from frink.w3.org (frink.w3.org [128.30.52.56]) (using TLSv1.2 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 5FF97129422 for <httpbisa-archive-bis2Juki@lists.ietf.org>; Fri, 14 Oct 2016 23:15:17 -0700 (PDT)
Received: from lists by frink.w3.org with local (Exim 4.80) (envelope-from <ietf-http-wg-request@listhub.w3.org>) id 1bvIBl-0003sc-D2 for ietf-http-wg-dist@listhub.w3.org; Sat, 15 Oct 2016 06:11:21 +0000
Resent-Date: Sat, 15 Oct 2016 06:11:21 +0000
Resent-Message-Id: <E1bvIBl-0003sc-D2@frink.w3.org>
Received: from maggie.w3.org ([128.30.52.39]) by frink.w3.org with esmtps (TLS1.2:DHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.80) (envelope-from <khurtta@welho.com>) id 1bvIBh-0003rl-0Z for ietf-http-wg@listhub.w3.org; Sat, 15 Oct 2016 06:11:17 +0000
Received: from welho-filter4.welho.com ([83.102.41.26]) by maggie.w3.org with esmtp (Exim 4.80) (envelope-from <khurtta@welho.com>) id 1bvIBf-0006bv-6I for ietf-http-wg@w3.org; Sat, 15 Oct 2016 06:11:16 +0000
Received: from localhost (localhost [127.0.0.1]) by welho-filter4.welho.com (Postfix) with ESMTP id D4DC816AEF; Sat, 15 Oct 2016 09:10:47 +0300 (EEST)
X-Virus-Scanned: Debian amavisd-new at pp.htv.fi
Received: from welho-smtp3.welho.com ([IPv6:::ffff:83.102.41.86]) by localhost (welho-filter4.welho.com [::ffff:83.102.41.26]) (amavisd-new, port 10024) with ESMTP id AbM7fcbz5btg; Sat, 15 Oct 2016 09:10:46 +0300 (EEST)
Received: from hurtta09lk.keh.iki.fi (89-27-35-245.bb.dnainternet.fi [89.27.35.245]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by welho-smtp3.welho.com (Postfix) with ESMTPS id 3CF432310; Sat, 15 Oct 2016 09:10:46 +0300 (EEST)
In-Reply-To: <49a8c514-5a39-d4f6-7012-01977cbefb9c@gmx.de>
References: <49a8c514-5a39-d4f6-7012-01977cbefb9c@gmx.de>
To: HTTP working group mailing list <ietf-http-wg@w3.org>
Date: Sat, 15 Oct 2016 09:10:46 +0300 (EEST)
Sender: hurtta@hurtta09lk.keh.iki.fi
From: Kari Hurtta <hurtta-ietf@elmme-mailer.org>
CC: Julian Reschke <julian.reschke@gmx.de>, Martin Thomson <martin.thomson@gmail.com>, Poul-Henning Kamp <phk@phk.freebsd.dk>, Kari Hurtta <hurtta-ietf@elmme-mailer.org>
X-Mailer: ELM [version ME+ 2.5 PLalpha42]
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Content-Type: text/plain; charset="UTF-8"
Message-Id: <20161015061047.D4DC816AEF@welho-filter4.welho.com>
Received-SPF: none client-ip=83.102.41.26; envelope-from=khurtta@welho.com; helo=welho-filter4.welho.com
X-W3C-Hub-Spam-Status: No, score=-5.6
X-W3C-Hub-Spam-Report: AWL=-1.288, BAYES_00=-1.9, RCVD_IN_DNSWL_NONE=-0.0001, RP_MATCHES_RCVD=-0.425, W3C_AA=-1, W3C_WL=-1
X-W3C-Scan-Sig: maggie.w3.org 1bvIBf-0006bv-6I dbf9491daaac3eecc0271d481c1a95de
X-Original-To: ietf-http-wg@w3.org
Subject: Re: WGLC comment on draft-ietf-httpbis-encryption-encoding-03, was: Encryption content coding simplification
Archived-At: <http://www.w3.org/mid/20161015061047.D4DC816AEF@welho-filter4.welho.com>
Resent-From: ietf-http-wg@w3.org
X-Mailing-List: <ietf-http-wg@w3.org> archive/latest/32590
X-Loop: ietf-http-wg@w3.org
Resent-Sender: ietf-http-wg-request@w3.org
Precedence: list
List-Id: <ietf-http-wg.w3.org>
List-Help: <http://www.w3.org/Mail/>
List-Post: <mailto:ietf-http-wg@w3.org>
List-Unsubscribe: <mailto:ietf-http-wg-request@w3.org?subject=unsubscribe>

> I also agree with PHK that if we add a new header field to specify 
> content coding parameters, it should be applicable to any new encoding, 
> not just Encryption codings (yes, that's just a naming issue).

> With that, I actually end up with something similar to one of PHK's 
> proposals:
> 
>	Content-Encoding: aesgcm, aesgcm
>	CE-params: aesgcm;key="csPJEXBYA5U-Tal9EdJi-w";
>		    salt="NfzOeuV5USPRA-n_9s1Lag",
>                   aesgcm
>
> ...where the only difference is that any content coding that *can* have 
> parameters MUST have an associated entry in CE-params.

This looks like good idea and is unambiguous.



Also matches to "h1_common_structure" on 

3.  HTTP/1 serialization of HTTP header Common Structure
https://tools.ietf.org/html/draft-kamp-httpbis-structure-00#section-3

So that is "list of named dictionaries" as Poul-Henning Kamp 
wrote. ☺


/ Kari Hurtta