Mail Archives: cygwin-developers/2002/03/05/07:44:50
On Tue, Mar 05, 2002 at 11:26:43PM +1100, Robert Collins wrote:
>
>
> > -----Original Message-----
> > From: Corinna Vinschen [mailto:vinschen AT redhat DOT com]
>
>
> > Just guessing. One parameter to alloc_sd is a
> > PSECURITY_DESCRIPTOR called `sd_ret'. This SD must be
> > initialized since it's used as in/out parameter. Take a look
> > into set_security_attribute() and especially into
> > set_nt_attribute(). You will see what I mean.
>
> Thank you!, that was it. It wasn't my bug however :[, as the CreateFile
> is still failing, but the alloc_sd failures are gone (different sd's are
> used).
>
> *sigh*. Something is tromping on a static class member and invalidating
> the sd. Are sd's ever corrupted by system calls, or can one reuse an sd
> indefinately?
Hmm, in theory they should be reusable unless explicitely used as
in/out parameter... otherwise we should have encountered problems
already since we have those sec_none[_nih] and sec_all[_nih] statics.
Corinna
--
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Developer mailto:cygwin AT cygwin DOT com
Red Hat, Inc.
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