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Re: [stir] Proposal for update of erratum #6519

Russ Housley <housley@vigilsec.com> Tue, 20 April 2021 15:31 UTC

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From: Russ Housley <housley@vigilsec.com>
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Date: Tue, 20 Apr 2021 11:31:12 -0400
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Cc: Marc Petit-Huguenin <marc@petit-huguenin.org>, Christer Holmberg <christer.holmberg@ericsson.com>, IETF STIR Mail List <stir@ietf.org>
To: Roman Shpount <roman@telurix.com>
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Subject: Re: [stir] Proposal for update of erratum #6519
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This looks good to me.

> On Apr 20, 2021, at 10:20 AM, Roman Shpount <roman@telurix.com> wrote:
> 
> Hi Russ,
> 
> The complete grammar would be:
> 
>       Identity = "Identity" HCOLON signed-identity-digest SEMI
>           ident-info *( SEMI ident-info-params )
>       signed-identity-digest = 1*(base64url-char / ".")
>       ident-info = "info" EQUAL ident-info-uri
>       ident-info-uri = LAQUOT absoluteURI RAQUOT
>       ident-info-params = ident-info-alg / ident-type /
>           ident-info-extension
>       ident-info-alg = "alg" EQUAL token
>       ident-type =  "ppt" EQUAL ( token / ( LDQUOT token RDQUOT ) )
>       ident-info-extension = generic-param
> 
> base64url-char = ALPHA / DIGIT / "-" / "_"
> 
> In this grammar, SEMI is defined as SEMI = SWS  ";"  SWS. This should take care of the SWS after the token.
> _____________
> Roman Shpount
> 
> 
> On Tue, Apr 20, 2021 at 9:22 AM Russ Housley <housley@vigilsec.com <mailto:housley@vigilsec.com>> wrote:
> 
> 
>> On Apr 19, 2021, at 9:57 PM, Roman Shpount <roman@telurix.com <mailto:roman@telurix.com>> wrote:
>> 
>> ident-type = "ppt" EQUAL ( token / ( LDQUOT token RDQUOT ) )
> 
> Since RDQUOT allows whitespace after the double quote, do we need to allow whitespace after token when there are no quotes?
> 
>     ident-type = "ppt" EQUAL ( ( token SWS ) / ( LDQUOT token RDQUOT ) )
> 
> Russ

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