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Re: Straw Poll: Restore Header Table and Static Table Indices

"Poul-Henning Kamp" <phk@phk.freebsd.dk> Mon, 20 October 2014 19:52 UTC

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To: Willy Tarreau <w@1wt.eu>
cc: Mark Nottingham <mnot@mnot.net>, RUELLAN Herve <Herve.Ruellan@crf.canon.fr>, Amos Jeffries <squid3@treenet.co.nz>, "ietf-http-wg@w3.org" <ietf-http-wg@w3.org>
In-reply-to: <20141020165353.GA25743@1wt.eu>
From: Poul-Henning Kamp <phk@phk.freebsd.dk>
References: <20141013012326.GD13217@1wt.eu> <CAP+FsNci+YbQ9fP9LiJ1BBUSDryWOqi4A4YsKyORskY7pK0Fmg@mail.gmail.com> <CAHzwyDuAeMJe_BW0kZkLUHRn6xAN8LO_uno_ZL0TmCLgSaYbkg@mail.gmail.com> <CAH_y2NHhDTDtM4+DvWAf66GiO7of4H+ouMhxzseGODhfCSchXg@mail.gmail.com> <CAHzwyDuuN=-DyGiWAfttwq7O_zUGOE=7kVf5J=qu6i_-A9ezfg@mail.gmail.com> <543E0400.8080009@treenet.co.nz> <20141015201540.GB980@1wt.eu> <6C71876BDCCD01488E70A2399529D5E53BF5F842@ADELE.crf.canon.fr> <20141016091626.GC3079@1wt.eu> <34008D72-5800-412E-A276-81C6C7BFA9E2@mnot.net> <20141020165353.GA25743@1wt.eu>
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Subject: Re: Straw Poll: Restore Header Table and Static Table Indices
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--------
In message <20141020165353.GA25743@1wt.eu>, Willy Tarreau writes:


+1

I like this, it's nice and orthogonal.


>-   Indices between 1 and the length of the static table (inclusive)
>-   refer to elements in the static table (see Section 2.3.1).
>-
>+   Both the static and the dynamic tables are indexed starting at 1.
>    Indices strictly greater than the length of the static table refer to
>    elements in the dynamic table (see Section 2.3.2).  The length of the
>    static table is subtracted to find the index into the dynamic table.

These three lines left in conflict somewhat with the four lines you
add below.

> 
>-   Indices strictly greater than the sum of the lengths of both tables
>-   MUST be treated as a decoding error.
>+   Static table indices strictly greater than the length of the table as
>+   defined in Appendix A MUST be treated as a decoding error. Dynamic table
>+   indices strictly greater than the length of the dynamic table MUST be
>+   treated as a decoding error.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.

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