Wireshark-dev: Re: [Wireshark-dev] Idea for process image dissection
From: Jakub Zawadzki <[email protected]>
Date: Mon, 14 Oct 2013 20:35:21 +0200

On Sun, Oct 13, 2013 at 10:17:45AM +0200, Roland Knall wrote:
> I just wanted to bring something by you guys, if it would be worth implementing.
> I work on the openSAFETY and EPL dissectors. Both are fieldbus
> specific implementations. As such the communicate process images as
> payloads. This is the same with nearly all other fieldbus
> implementations i know (CanOpen, Profinet, SercosIII, ...).
> As such, to a unknown user this displays simply as a byte payload. Now
> it may be useful, to dissect the payload in some cases, as such we may
> be able to search for specific fields triggering in the payload.
> For such a dissection, we need to tell a dissector, how to dissect a
> specific payload.

Have you checked decode as dialog implementation? If you want to make it generic great for me.