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Re: [xmpp] the stream negotiation process



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On 10/29/09 6:43 AM, Peter Saint-Andre wrote:
> On 10/29/09 3:32 AM, Matthew Wild wrote:
>> 2009/10/26 Dave Cridland <dave at cridland.net>:
>>> On Fri Oct 23 18:58:04 2009, Justin Karneges wrote:
>>>> I'm not opposed to deferring features from appearing as a way of making
>>>> other
>>>> features required.  But first: does anyone know if not offering SASL on
>>>> the
>>>> first pass could cause a problem with existing code?  Or if it may violate
>>>> RFC 3920?
>>> Just to pick up on this point, features can surely only be advertised if
>>> they're available.
>>>
>>> If they're not available - because the client cannot use them in this
>>> stream, since it needs to do the TLS dance and make a new stream - then they
>>> shouldn't be advertised.
>>>
>>> If you're reading RFC 3920 as saying that all possible features - even those
>>> not yes available - must be listed, then I'd think that would need
>>> clarification.
>>>
>> Agreed, this is how I interpret it also.
> 
> The text in 3920bis (and I think also 3920) talks about "available
> features", but if need be we can clarify this a bit further.

I've added a few minor clarifications about this to my working copy.

Peter

- --
Peter Saint-Andre
https://stpeter.im/


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