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Re: Extending the problems we have with caps to endpoints


From: Espen Skoglund
Subject: Re: Extending the problems we have with caps to endpoints
Date: Tue, 11 Oct 2005 21:03:49 +0200

[Jonathan S Shapiro]
>> On paper it is really easy, yes.  It all boils down to how easy it
>> is to find your parent.  Depending on your particular
>> implementation of the mapping databse this might be a really
>> expensive and complex operation.

> Hmm. It occurs to me that this may not be the whole problem. Consider
> the case of a capability that is NEVER transferred with a MAP operation.
> In this case there *is* no parent.

> Is it possible that this introduced a problem? If so, I think there
> may be a straightforward solution.

You're right.  This requires a special case (but so does grant) and
the solution is pretty straightforward.

        eSk




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