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Wireshark-dev: Re: [Wireshark-dev] Packet direction detection from dissector level

From: "Anders Broman" <a.broman@xxxxxxxxx>
Date: Fri, 12 Feb 2010 07:28:50 +0100

-----Ursprungligt meddelande-----
Från: wireshark-dev-bounces@xxxxxxxxxxxxx
[mailto:wireshark-dev-bounces@xxxxxxxxxxxxx] För Daniel Kozar
Skickat: den 12 februari 2010 02:31
Till: wireshark-dev@xxxxxxxxxxxxx
Ämne: [Wireshark-dev] Packet direction detection from dissector level

>Hello,
>I'm attempting to write a dissector of a protocol used by a Polish IM
>system called Gadu-Gadu. It's my first "larger" C project, so please
>don't expect results very soon, but I'll surely try to do my best. So
>far, having read the dissector developer documentation
>(README.developer) and the more general Developer's Guide, I've
>started writing and instantly stumbled upon a problem.
>
>The problem is - is there any way to know if the packet is being sent
>by the client or the server? I've encountered it because every packet
>in this protocol has a "type" field in its header, but some values
>repeat themselves and mean something else when sent by a server and
>something else when sent by a client. I'd be thankful for providing
>any solutions on how to solve this.

There is a dissector for gadu-gadu in th bugs data base
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=3256
is there a solution in that one?
Regards
Anders
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