Wireshark mailing list archives
Re: TCP dissect issue when app-level message spans multiple TCP packets
From: Guy Harris <guy () alum mit edu>
Date: Thu, 5 May 2011 14:34:16 -0700
On May 5, 2011, at 1:49 PM, John Sullivan wrote:
I think knowing these things is pretty useful for the prospective dissector writer - it certainly gives a better feel for the dynamics of dissection and may help optimize the places where expensive work is done - so I think that section of the documentation ought to be expanded to mention it.
Actually, what dissector writers need to know is "do not make any assumptions whatsoever about whether the tree argument will be null or not on any pass through the packets, as it's subject to change from release to release, from user configuration to user configuration, and from program to program (dissectors currently run in Wireshark *and* TShark)". ___________________________________________________________________________ Sent via: Wireshark-dev mailing list <wireshark-dev () wireshark org> Archives: http://www.wireshark.org/lists/wireshark-dev Unsubscribe: https://wireshark.org/mailman/options/wireshark-dev mailto:wireshark-dev-request () wireshark org?subject=unsubscribe
Current thread:
- Re: TCP dissect issue when app-level message spans multiple TCP packets, (continued)
- Re: TCP dissect issue when app-level message spans multiple TCP packets Chris Maynard (May 05)
- Re: TCP dissect issue when app-level message spans multiple TCP packets Graham Bloice (May 05)
- Re: TCP dissect issue when app-level message spans multiple TCP packets Fernandez, Rafael (May 05)
- Re: TCP dissect issue when app-level message spans multiple TCP packets Chris Maynard (May 05)
- Re: TCP dissect issue when app-level message spans multiple TCP packets Fernandez, Rafael (May 05)
- Re: TCP dissect issue when app-level message spans multiple TCP packets Chris Maynard (May 05)
- Re: TCP dissect issue when app-level message spans multiple TCP packets Fernandez, Rafael (May 05)
- Re: [Wireshark-dev] TCP dissect issue when app-level message spans multiple TCP packets Chris Maynard (May 05)
- Re: TCP dissect issue when app-level message spans multiple TCP packets Guy Harris (May 05)
- Re: [Wireshark-dev] TCP dissect issue when app-level message spans multiple TCP packets John Sullivan (May 05)
- Re: TCP dissect issue when app-level message spans multiple TCP packets Guy Harris (May 05)
- Re: TCP dissect issue when app-level message spans multiple TCP packets Guy Harris (May 05)
- Re: TCP dissect issue when app-level message spans multiple TCP packets Fernandez, Rafael (May 05)
- Re: TCP dissect issue when app-level message spans multiple TCP packets Jeff Morriss (May 05)
- Re: TCP dissect issue when app-level message spans multiple TCP packets Max Dmitrichenko (May 05)
- Re: TCP dissect issue when app-level message spans multiple TCP packets Graham Bloice (May 05)
- Re: TCP dissect issue when app-level message spans multiple TCP packets Guy Harris (May 05)
- Re: TCP dissect issue when app-level message spans multiple TCP packets Fernandez, Rafael (May 05)