Re: [hybi] I-D Action: draft-ietf-hybi-permessage-compression-09.txt

Takeshi Yoshino <tyoshino@google.com> Wed, 19 June 2013 08:48 UTC

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From: Takeshi Yoshino <tyoshino@google.com>
Date: Wed, 19 Jun 2013 17:48:37 +0900
Message-ID: <CAH9hSJb-DxeXVuB6i-EX+yfj4bcoJEd12XDN0tpn16DjWSAiDQ@mail.gmail.com>
To: Peter Thorson <webmaster@zaphoyd.com>
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Cc: "hybi@ietf.org" <hybi@ietf.org>
Subject: Re: [hybi] I-D Action: draft-ietf-hybi-permessage-compression-09.txt
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On Fri, Jun 14, 2013 at 6:33 AM, Peter Thorson <webmaster@zaphoyd.com>wrote:

> Just to confirm, am I correct in assuming the following operations
> shouldn't cause problems:
> 1. Either endpoint may unilaterally send messages compressed with a
> smaller window size than the (implicit or explicit) negotiated maximum
> window size.
>

Y. Decompressor with larger window works for data compressed with smaller
window.


> 2. Either endpoint may unilaterally reset its own context for outgoing
> messages without informing the peer that it is doing so.
>

Y. Just data after reset doesn't have back reference to the old context.
Decompressor still holds old history which new frames never refer, but
works for them.