Re: [Discuss-gnuradio] Long PDUs

[Martin Braun (CEL)]

On Wed, Apr 17, 2013 at 02:09:26PM -0400, Sean Nowlan wrote:
> Just thinking out loud: could this be worked into the tagged_stream_block
> class? If mtu is left as a default, behavior will be identical to the way it's
> defined now and work() will always get called with the exact number of items a
> derived block wants. If a length tag comes along that is greater than the mtu,
> it should shout its disapproval and/or truncate the packet and/or "fragment"
> (though this introduces even more nightmares... what's next, fragment offset
> tags?? actually, maybe...). However if mtu is defined to be bigger than
> max_noutput_items/relative_rate, we should handle that case somehow.

Yep, it should go into gr_tagged_stream_block. Although as you say, it's
a tricky call what happens in this case.

But in the very least, it should be checked and fail--currently it would
check and run indefinitely.

M


-- 
Karlsruhe Institute of Technology (KIT)
Communications Engineering Lab (CEL)

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