Re: Boolean param notation, Re: Benjamin Kaduk's Discuss on draft-ietf-httpbis-header-structure-18: (with DISCUSS and COMMENT)

Poul-Henning Kamp <phk@phk.freebsd.dk> Tue, 19 May 2020 11:15 UTC

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To: Julian Reschke <julian.reschke@gmx.de>, mnot@mnot.net, phk@varnish-cache.org
cc: Benjamin Kaduk <kaduk@mit.edu>, The IESG <iesg@ietf.org>, draft-ietf-httpbis-header-structure@ietf.org, httpbis-chairs@ietf.org, HTTP Working Group <ietf-http-wg@w3.org>, Tommy Pauly <tpauly@apple.com>
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From: "Poul-Henning Kamp" <phk@phk.freebsd.dk>
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Subject: Re: Boolean param notation, Re: Benjamin Kaduk's Discuss on draft-ietf-httpbis-header-structure-18: (with DISCUSS and COMMENT)
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--------
In message <f606b7a2-be34-9d42-cb78-0ff46bb671a0@gmx.de>de>, Julian Reschke writes:
>On 19.05.2020 07:13, Mark Nottingham wrote:
>> ...
>>> What's the motivation for "MUST omit values of boolean true" (in
>>> parameters and dictionaries)?  It seems to make the output rules more
>>> complicated without a significant gain in encoding size.
>>
>> It allows some existing HTTP headers to be treated as structured for the=
> purposes of serialisation.
>> ...
>
>Well, the introduction states that redefining existing fields is a
>non-goal...

But it does not forbid people from realizing that a particular
existing header can be parsed and serialized using SF infrastruture.

But we do not redefine those headers to say that it is so.

-- 
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.