Wireshark-dev: Re: [Wireshark-dev] proto_filter_names hash collision
From: "ronnie sahlberg" <[email protected]>
Date: Wed, 21 Nov 2007 09:45:28 +1100
Instead of creating a hash and store it in a hashtable
wouldnt it be better/faster to just store the names as the strings as
is in a se-tree instead.
That should be much faster.


On Nov 21, 2007 8:13 AM, Guy Harris <[email protected]> wrote:
>
> Kukosa, Tomas wrote:
> > It seems that we have reached critical number of protocols.
> > I have met collision of built in "p7" protoco with my private "nu"
> > protocol. They both have the same g_str_hash() value.
> >
> > Does it make sence to create hash from the protocol filter name
> > which has usually 2-4 characters?
> >
> > BTW the g_str_hash() for full protocol name takes quite much time during
> > startup. Does it make sence to check full protocol name duplicity? Is
> > not it enough to check short name and filter name duplicity?
>
> Does it make sense to do all those sanity checks only if a special
> command-line flag is supplied to TShark, so that the checks are done as
> part of the build process, rather than being done every time you run
> Wireshark or TShark?
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