Re: [stir] Second proposal for update of erratum #6519

Russ Housley <housley@vigilsec.com> Fri, 23 April 2021 17:04 UTC

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From: Russ Housley <housley@vigilsec.com>
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Date: Fri, 23 Apr 2021 13:04:03 -0400
Cc: IETF STIR Mail List <stir@ietf.org>, Roman Shpount <roman@telurix.com>
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Subject: Re: [stir] Second proposal for update of erratum #6519
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Should the ABNF allow whitespace after the second DQUOTE?  At one point in this discussion, we had a proposal that did.

Russ

> On Apr 23, 2021, at 12:24 PM, Marc Petit-Huguenin <marc@petit-huguenin.org> wrote:
> 
> Any other comment from the WG on my second proposal?
> 
> On 4/20/21 3:33 PM, Roman Shpount wrote:
>> I think this covers all of my comments and addresses my initial errata.
>> Thank you,
>> _____________
>> Roman Shpount
>> On Tue, Apr 20, 2021 at 5:38 PM Marc Petit-Huguenin <marc@petit-huguenin.org>
>> wrote:
>>> This is a refreshed proposal for the update of erratum #6519, which I
>>> tried to collect all the parts where we have somehow consensus.  As before,
>>> "Original Text" and "Corrected Text" refer to the names of the erratum
>>> fields, not to the current content:
>>> 
>>> - Original Text:
>>> 
>>> Section 4 says:
>>> 
>>>   ident-type = "ppt" EQUAL token
>>> 
>>> 
>>> - Corrected Text:
>>> 
>>> It should say:
>>> 
>>>   ident-type =  "ppt" EQUAL ( token / ( DQUOTE token DQUOTE ) )
>>> 
>>> Furthermore in the second paragraph of section 4, the following sentence
>>> should be inserted after 'defines the optional "ppt" parameter (PASSporT
>>> Type).':
>>> 
>>>   Implementations SHOULD use quotes around the token when sending and MUST
>>> accept the token with or without the quotes around it when receiving.
>>> 
>>> Similarly in the fourth bullet of the first list in section 4.1, the
>>> sentence '...a value equivalent to the quoted value of the "ppt"
>>> parameter...' is replaced by:
>>> 
>>>   ...a quoted value whose unquoted part is equivalent to the token in the
>>> "ppt" parameter, normalized to contain only lowercase characters...
>>> 
>>> Finally in the first paragraph of section 9, the sentence '...The "ppt"
>>> parameter value MUST consist of a token...' is replaced by:
>>> 
>>>   ...The "ppt" parameter value MUST consist of a token (between quotes)...
>>> 
>>> 
>>> - Notes:
>>> 
>>> Based on discussions in the STIR WG, implementations should use the quoted
>>> form when sending, but should accept both forms when receiving.  Regardless
>>> of the presence of the quotes, the content is treated as a token, i.e. is
>>> case-insensitive as explained in RFC 3261 section 7.3.1.  Note also that
>>> the new syntax does not allow for spaces immediately before or immediately
>>> after the token when quoted.
>>> 
>>> 
> 
> -- 
> Marc Petit-Huguenin
> Email: marc@petit-huguenin.org
> Blog: https://marc.petit-huguenin.org
> Profile: https://www.linkedin.com/in/petithug
> 
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