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[dispatch] Re: IETF WG state changed for draft-ietf-dispatch-mime-protobuf

Rob Sloan <rmsj@google.com> Tue, 08 July 2025 16:57 UTC

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From: Rob Sloan <rmsj@google.com>
Date: Tue, 08 Jul 2025 12:57:14 -0400
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To: Tim Bray <tbray@textuality.com>
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Subject: [dispatch] Re: IETF WG state changed for draft-ietf-dispatch-mime-protobuf
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> Would be happy to suggest language, but this isn’t rocket science

I have concurrently added this patch
<https://github.com/wkumari/draft-murray-dispatch-mime-protobuf/commit/c666f8e1c6810cbc54b0e93658e1ae6ec3dc5886>
which
is a bit more general: please let me know whether that looks good to you
and feel free to comment directly if not.

On Tue, Jul 8, 2025 at 12:32 PM Tim Bray <tbray@textuality.com> wrote:

> On Jul 8, 2025 at 10:26:23 AM, Rob Sloan <rmsj=40google.com@dmarc.ietf.org>
> wrote:
>
>> Hi Tim,
>>
>> > applies no restrictions to the contents of strings
>>
>> I am happy to add a section to encourage the safe handling of Unicode
>> strings within a Protobuf encoding and cross-reference to this document.
>> Your point that special or unassigned code points may cause application
>> misbehavior is certainly well taken.
>>
>
> Would be happy to suggest language, but this isn’t rocket science: “Be
> aware that some Unicode code points can cause problems, which are discussed
> in [UNICHARS] and [PRECIS]."
>
> Note that parse-time UTF-8 format enforcement on string fields is optional
>> <https://protobuf.dev/editions/features/#utf8_validation> for backward
>> compatibility with proto2.
>>
>
> Didn’t know that. Blecch.  Might be worth mentioning in the doc?
>
> -T
>

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