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

Tim Bray <tbray@textuality.com> Wed, 16 July 2025 04:58 UTC

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From: Tim Bray <tbray@textuality.com>
Date: Wed, 16 Jul 2025 00:58:24 -0400
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To: "Murray S. Kucherawy" <superuser@gmail.com>
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Subject: [dispatch] Re: IETF WG state changed for draft-ietf-dispatch-mime-protobuf
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 I commented on the proposed patch in a GitHub reply, one teeny language
nit and also on the PRECIS issue.  -T

On Jul 15, 2025 at 7:24:43 PM, Murray S. Kucherawy <superuser@gmail.com>
wrote:

> Tim, are you good with this alternative proposal?
>
> -MSK
>
> On Tue, Jul 8, 2025 at 9:57 AM Rob Sloan <rmsj@google.com> wrote:
>
>> > 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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