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Re: Unicode escape sequence | Re: draft-ietf-httpbis-header-structure-00, unicode range

Julian Reschke <julian.reschke@gmx.de> Wed, 14 December 2016 10:40 UTC

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To: Poul-Henning Kamp <phk@phk.freebsd.dk>, Alexey Melnikov <alexey.melnikov@isode.com>
References: <20161213173327.C1F7D1714B@welho-filter2.welho.com> <20161213175419.GA7943@LK-Perkele-V2.elisa-laajakaista.fi> <25434.1481665395@critter.freebsd.dk> <201612140628.uBE6SO3L025885@shell.siilo.fmi.fi> <36792.1481701328@critter.freebsd.dk> <CACweHNDKgWQewZHb=Kz3_2=41M58sY5472Q5OwpqPLxorvkzHQ@mail.gmail.com> <37223.1481707288@critter.freebsd.dk> <3a65ca44-f652-3b14-6d64-46f35b32df57@isode.com> <55880.1481711031@critter.freebsd.dk>
Cc: Matthew Kerwin <matthew@kerwin.net.au>, Kari Hurtta <hurtta-ietf@elmme-mailer.org>, Ilari Liusvaara <ilariliusvaara@welho.com>, HTTP working group mailing list <ietf-http-wg@w3.org>, Poul-Henning Kamp <phk@varnish-cache.org>
From: Julian Reschke <julian.reschke@gmx.de>
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Date: Wed, 14 Dec 2016 11:35:16 +0100
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Subject: Re: Unicode escape sequence | Re: draft-ietf-httpbis-header-structure-00, unicode range
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On 2016-12-14 11:23, Poul-Henning Kamp wrote:
> --------
> In message <3a65ca44-f652-3b14-6d64-46f35b32df57@isode.com>, Alexey Melnikov wr
> ites:
>
>> IETF has published BCP 137, which should be followed, unless there is a
>> very good reason not to:
>>  https://www.rfc-editor.org/bcp/bcp137.txt
>>
>> See section 5.1.
>
> So many RFCs, so little time...
>
> 	EmbeddedUnicodeChar =  %x5C.75.27 4*6HEXDIG %x27
>
> That works for me, but HPACK is not a big fan of it:
>
> 	19 + 6 + 11 + [4:6] * [5:6] + 11 = [67:83]
>
> Is that a show-stopper for anybody in Asia ?

Why are we concerned with HPACK? Wouldn't we convert to raw UTF-8 before 
HPACKing?

Best regards, Julian

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