[Standards-JIG] Stream Compression; was: JEP-0060: Comments on latest draft.

Joe Hildebrand hildjj at gmail.com
Wed Jun 30 16:49:52 UTC 2004


+1

It also makes the protocol much more *safely* extensible for private
applications.

On Wed, 30 Jun 2004 11:36:11 +0200, Ralph Meijer
<jabber.org at ralphm.ik.nu> wrote:
> On Wed, Jun 30, 2004 at 05:19:23AM -0400, Jean-Louis Seguineau/EXC/ENG wrote:
> > AFAIN having TLS implies to use a crypto provider on the target platform. On
> > many small foot print devices this is either not available or buried in some
> > communication chip that most programming language cannot reach.
> >
> > In such situation, it may just be more practical to only implement a stream
> > compression, as ZIP libraries are more readily available.
> >
> > Just by its very nature of a text representation, XML lend itself well to
> > compression. As Joe Hildebrand hinted, our server can be set-up to use on
> > the fly ZIP compression on c2s or s2s connections with good results. Because
> > of the lack of 'feature' advertising it is still considered 'proprietary',
> > but I do not see why it could not be extended to everybody's use.
> >
> > Jean-Louis
> >
> > P.S. On a more general stand, I have seen good remarks on this thread about
> > trying to minimize the size of the XML payload as much as possible. I would
> > only point out that using slightly shorter namespaces would definitively go
> > in the right direction, as this would decrease EVERY stanza's size
> > accordingly, not just one of them once and a while :)
> >
> > I there a valid requirement to use http://jabber.org/protocol/muc (30
> > characters) instead of for example xmpp:muc (8 characters) ?
> 
> If gzip compression is a viable option for small foot print devices, and
> TLS compression can be used on others, I would want to plead for continuing
> the use of http:// style namespaces. Also, I would want to discourage designing
> protocols with element names that are shortened as 'compression'. This makes
> the protocol much more readable.
> 
> --
> Groetjes,
> 
> Ralphm
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> 


-- 
Joe Hildebrand



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