[jcifs] [jcifs-ext] ERROR_MORE_DATA on netUserGetGroups()

Christopher R. Hertel crh at ubiqx.mn.org
Wed Jan 19 08:07:41 GMT 2005

Theory vs. practice, again.  I'm still in general-concept land (not 
particularly practical in this case, I admit).

Thanks for the clarifications.  It all makes sense...

Chris -)-----

On Wed, Jan 19, 2005 at 02:37:43AM -0500, Michael B Allen wrote:
> On Wed, 19 Jan 2005 00:11:53 -0600
> "Christopher R. Hertel" <crh at ubiqx.mn.org> wrote:
> > > > Did you have any joy with this problem?  I'm having the same problem
> > > > with the netGroupEnum() operation in the GroupManagement Class of
> > > > JCIFS-ext
> > > 
> > > This is a fundamental limitation in the RAP protocol. RAP protocol data
> > > units are limited to 64K. The RAP functions are a deprecated technology
> > > and therefore will never be included seriously in jcifs mainline. RPC
> > > will be used to provide user and group manipulation in 2.0.
> > 
> > ...which specifically excludes interoperability with the Win9x and Me 
> > systems still out there.  Those systems don't do RPC.  That's why there 
> > was (is?) a separate project that adds RAP capabilities to jCIFS.
> JCIFS supports Net{Server,Share}Enum which is good enough to get what
> anyone would want from Win95/98/ME. There really are no other calls one
> would want to make to those systems. If that's not enough Win95/98/ME
> systems have been totally banished from corporate Intranets which is
> where jCIFS almost exclusively lives.
> Eric implemented the RAPs mainly because he wanted to get group info
> from non-Win95/98/ME systems for the isUserInRole feature of Java
> Servlets. And he probably thought I would include the work as a whole so
> other people could do the same.  Unfortunately for the reasons mentioned
> that functionality is totally obsoleted by RPCs and with my limited
> time I must choose to work in front of the curve (we're probably going
> to skip NTLMv2 et al for Kerberos in 2.0).
> It is unfortunate that Eric's code has no place as it is well
> organized and generally well written.
> Mike
> -- 
> Greedo shoots first? Not in my Star Wars.

"Implementing CIFS - the Common Internet FileSystem" ISBN: 013047116X
Samba Team -- http://www.samba.org/     -)-----   Christopher R. Hertel
jCIFS Team -- http://jcifs.samba.org/   -)-----   ubiqx development, uninq.
ubiqx Team -- http://www.ubiqx.org/     -)-----   crh at ubiqx.mn.org
OnLineBook -- http://ubiqx.org/cifs/    -)-----   crh at ubiqx.org

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