[Adium-devl] Google Summer of Code: Bonjour Support

[David Smith]

On Mar 23, 2007, at 9:06 AM, Evan Schoenberg wrote:

> On Mar 23, 2007, at 11:27 AM, Andreas Monitzer wrote:
>
>>> I think the question to ask is: How small or large a subset of the
>>> XMPP spec is supported over Bonjour?
>>
>> Well, except for presence and the avatar, everything else is the same
>> as long as there is no server involved (so pubsub might not apply).
>> iChat doesn't support much of it, but that doesn't limit the things
>> Adium could do (Adium doesn't limit itself by what iChat supports of
>> pure XMPP or AIM either).
>
> I see; that's very enlightening.  Then it'd really be best if  
> libgaim didn't have a separate Bonjour prpl but instead had an  
> extension to the Jabber prpl which allowed Bonjour to happen.
>
> The next design question would be how it could properly use the  
> Apple mDNS stack.  I envision a set of UI callbacks for all mDNS  
> operations which the UI would then implement as it chose.  Gaim  
> would use Howl, or whatever library, and make the appropriate  
> calls; we'd use the Apple calls.  This is a larger undertaking than  
> modernizing libezv, but the payoff -- full Jabber support over  
> Bonjour, and also improved support for Gaim and any other libgaim- 
> using client -- is greater, as well.
>
> Looking forward, one nicety of this approach would be that when  
> Sean gets libjingle integrated into Jabber for Google Talk voice  
> support after Gaim 2.0.0 is out, Talk over Bonjour would be gained  
> for free, I believe :)
>
> -Evan

Apple's mDNS stack is BSD licensed and cross platform, as far as I  
know. I am unsure of the details though. Jingle-over-Bonjour has some  
amazing potential in terms of collaboration apps, since you could  
ignore all the NAT traversal stuff and just use the Jingle UDP  
transport.

		David