Re: Validate a pointer

From: Bryan Bullard (replay_at_to.group.com)
Date: 12/10/04 

Date: Fri, 10 Dec 2004 20:00:13 GMT

"Måns Rullgård" <mru@inprovide.com> wrote in message
news:yw1xis7a3uqy.fsf@ford.inprovide.com...
> "Bryan Bullard" <replay@to.group.com> writes:
>
> > Hi, what the most UNIX standard way of validating that an address can be
> > read or written to?
>
> Writing your program in such a way that you know what your pointers
> are pointing to in the first place. Anything else is bound to break
> in some situation.

This is for a library that needs to test the range of a pointer that the
caller passes.

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