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Date: Thu, 16 Oct 2003 13:47:15 +0200
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT sources DOT redhat DOT com
Cc: cygwin AT cygwin DOT com
Subject: Re: setreuid
Message-ID: <20031016114715.GG28997@cygbert.vinschen.de>
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References: <20031015105210 DOT GF18774 AT ata DOT cs DOT hacettepe DOT edu DOT tr> <20031016103723 DOT GA5542 AT ata DOT cs DOT hacettepe DOT edu DOT tr>
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On Thu, Oct 16, 2003 at 01:37:25PM +0300, Baurjan Ismagulov wrote:
> Hello, Corinna.
> 
> Thank you for the prompt answer.
> 
> On Wed, Oct 15, 2003 at 15:45:51, Corinna Vinschen wrote:
> > > I'm trying to use tftp-hpa. Why does setreuid(1012, 1012) fail with
> > > EPERM? Should I have any special privileges?
> > Yes.
> 
> I was unable to find this information, could you please mention these
> privileges or a link describing them? I've found only
> SeImpersonatePrivilege (needed for ImpersonateLoggedOnUser), which seems
> to be not supported under XP.

The problem with Windows permissions needed to switch user context has
been discussed very often on this mailing list.  And we have a bit of
documentation under http://cygwin.com/cygwin-ug-net/ntsec.html.

Corinna

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Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Developer                                mailto:cygwin AT cygwin DOT com
Red Hat, Inc.

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