> >> I've recently concluded that we need an extension to getaddrinfo() along
> >> these lines, but I'm looking for somewhat tighter and more generic
> >> semantics.
> >>
> >> My proposal is to add an AI_SECURE_CANONNAME flag with the following
> >> semantics:
> >
> >     do not try to implement policy into applications.  you will end up
> >     forced to (?) rewrite every existing applications.
> >   
> perhaps, but having the policy be application-independent doesn't make
> sense either.

        it can be application-specific, without application modification.
        check out "systrace" by Niels Provos.

itojun

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