Re: Question for LUA dissection

[Jeff Morriss <jeff.morriss.ws () gmail com>]

On Wed, Feb 7, 2018 at 9:38 AM, Roland Knall <rknall () gmail com> wrote:

> Hi
>
> Just a short question.
>
> I have a protocol, which transports information via TCP. Now we have a
> segmented download via this protocol, which in turn is a TCP segmented
> transfer.
>
> I can desegment_tcp_pdus, and end up with a couple of messages with the
> bigger blocks, which I now need to desegment further.
>
> I am at a loss on how to do that, does anyone have an idea? In C I would
> use taps and display the final files somewhere else (not in the packet
> stream), but not really have an idea on how to do this in LUA.

In C you could also use dissect_tcp_pdus() and get the (reassembled) packet
in your dissector and dissect that.


> Anyone got an Idea?

There's an old thread about that; here are a couple useful looking answers:

https://www.wireshark.org/lists/wireshark-dev/201610/msg00057.html
https://www.wireshark.org/lists/wireshark-dev/201610/msg00067.html

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