IETF Logo Mail Archive

Re: [quicwg/base-drafts] don't allow 0 as a packet number (#832)

Nick Banks <notifications@github.com> Wed, 04 October 2017 13:40 UTC

Return-Path: <bounces+848413-a050-quic-issues=ietf.org@sgmail.github.com>
X-Original-To: quic-issues@ietfa.amsl.com
Delivered-To: quic-issues@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 63430133210 for <quic-issues@ietfa.amsl.com>; Wed, 4 Oct 2017 06:40:07 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -0.401
X-Spam-Level:
X-Spam-Status: No, score=-0.401 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HTML_IMAGE_ONLY_24=1.618, HTML_MESSAGE=0.001, RCVD_IN_MSPIKE_H4=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_PASS=-0.001, URIBL_BLOCKED=0.001] autolearn=no autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1024-bit key) header.d=github.com
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 XhoLUfANU1ON for <quic-issues@ietfa.amsl.com>; Wed, 4 Oct 2017 06:40:01 -0700 (PDT)
Received: from o9.sgmail.github.com (o9.sgmail.github.com [167.89.101.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 99B66132031 for <quic-issues@ietf.org>; Wed, 4 Oct 2017 06:40:01 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d=github.com; h=from:reply-to:to:cc:in-reply-to:references:subject:mime-version:content-type:content-transfer-encoding:list-id:list-archive:list-post:list-unsubscribe; s=s20150108; bh=re8mVepViRsfC2M1x5KueDfwF2E=; b=XHL8LKKGuFu4Wc95 /igBvQIw52lLjRWJWJZK9zMXfFu50tkjM1k+EGGP+Yzofxs/6ju4e+y1kQCACXVw H53X7ZqFQ7sACvZGXw0XUbSZgR5SLXIb18oBISxEDcu90AbPTiS+sTS+kfzL1WuL Bue86x8D2KLVuBdgHN2WOS8b8bs=
Received: by filter0972p1mdw1.sendgrid.net with SMTP id filter0972p1mdw1-23288-59D4E4B0-3 2017-10-04 13:40:00.622611869 +0000 UTC
Received: from github-smtp2b-ext-cp1-prd.iad.github.net (github-smtp2b-ext-cp1-prd.iad.github.net [192.30.253.17]) by ismtpd0005p1iad1.sendgrid.net (SG) with ESMTP id wPr7dzt3RJeh-dRrereHCA for <quic-issues@ietf.org>; Wed, 04 Oct 2017 13:40:00.565 +0000 (UTC)
Date: Wed, 04 Oct 2017 13:40:00 +0000
From: Nick Banks <notifications@github.com>
Reply-To: quicwg/base-drafts <reply+0166e4ab9898b6fb28926d73e24ac0f39570b16241f2d61192cf0000000115eca6b092a169ce0fa74d75@reply.github.com>
To: quicwg/base-drafts <base-drafts@noreply.github.com>
Cc: Subscribed <subscribed@noreply.github.com>
Message-ID: <quicwg/base-drafts/issues/832/334158240@github.com>
In-Reply-To: <quicwg/base-drafts/issues/832@github.com>
References: <quicwg/base-drafts/issues/832@github.com>
Subject: Re: [quicwg/base-drafts] don't allow 0 as a packet number (#832)
Mime-Version: 1.0
Content-Type: multipart/alternative; boundary="--==_mimepart_59d4e4b071d0d_56cd3fb2435e2f38783c"; charset="UTF-8"
Content-Transfer-Encoding: 7bit
Precedence: list
X-GitHub-Sender: nibanks
X-GitHub-Recipient: quic-issues
X-GitHub-Reason: subscribed
X-Auto-Response-Suppress: All
X-GitHub-Recipient-Address: quic-issues@ietf.org
X-SG-EID: l64QuQ2uJCcEyUykJbxN122A6QRmEpucztpreh3Pak3h3Y4NVUm1/IpxHT8Ww6Y2iyLmTPFOu9UDvC ZmmMU+WWtr8elXD2GP2zEx9nWenfG6C/lJwPsqyzoTdQNLb6WzGAaWlEREcekqFt3HRIazQwsKv76R Skk4gVTRvbTirGf+rreOdjtNeHOJ/Eaa3iNDC+PzbviNkx9naQlh+GDnBkNH4gyU2c79EqpFWLZtSI c=
Archived-At: <https://mailarchive.ietf.org/arch/msg/quic-issues/chf_wJwA5YR7_iEvG1wKG9UpJyg>
X-BeenThere: quic-issues@ietf.org
X-Mailman-Version: 2.1.22
List-Id: Notification list for GitHub issues related to the QUIC WG <quic-issues.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/quic-issues>, <mailto:quic-issues-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/quic-issues/>
List-Post: <mailto:quic-issues@ietf.org>
List-Help: <mailto:quic-issues-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/quic-issues>, <mailto:quic-issues-request@ietf.org?subject=subscribe>
X-List-Received-Date: Wed, 04 Oct 2017 13:40:07 -0000

Personally, I don't think it makes it easier. If we add this restriction, we would have to update our implementation to add **extra special case logic** for packet number randomization to not allow 0, and then on the receive side of things, always check to see if packet number was 0 and drop it.

-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/quicwg/base-drafts/issues/832#issuecomment-334158240

v2.46.0 | Report a Bug | By Email | System Status