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Wireshark-dev: Re: [Wireshark-dev] Setting column text using a Lua plugin

From: Guy Harris <guy@xxxxxxxxxxxx>
Date: Tue, 12 Feb 2013 12:22:58 -0800
On Feb 12, 2013, at 2:54 AM, Graham Bloice <graham.bloice@xxxxxxxxxxxxx> wrote:

> On 12 February 2013 01:52, Guy Harris <guy@xxxxxxxxxxxx> wrote:
> 
>> On Feb 11, 2013, at 5:02 PM, Hadriel Kaplan <HKaplan@xxxxxxxxxxxxxx> wrote:
>> 
>> > I guess I'll just fix it and have it say "works for tshark only".
>> 
>> ...but there's not even a guarantee that it'll work for TShark forever, so I changed your update to use only the post-dissector code.
> 
> Doesn't the -2 parameter to tshark force the two passes?

We offer no guarantee that taps will be run on all passes that generate column information for printing/display, nor should we offer one.  The right place to tweak columns is in a post-dissector, *NOT* a tap.