On Wed, Jan 17, 2007 at 06:23:55AM -0600, Peter Seebach wrote:
> The read callback has to be able to, from the "stream" pointer, figure
> out where it is in the buffer, and it needs to somehow find out from the
> rest of my code what the size limit is. So, either I make the stream

You can use ftell(3) to tell where you are from the stream itself. Finding
the maximum is a bit trickier.

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