Wireshark · Wireshark-bugs: [Wireshark-bugs] [Bug 5538] ipv6.addr (etc) filter should be able to be specified by a network or pr

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https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=5538

Jakub Zawadzki <darkjames@xxxxxxxxxxxxxxxx> changed:

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--- Comment #6 from Jakub Zawadzki <darkjames@xxxxxxxxxxxxxxxx> 2011-05-06 09:40:41 PDT ---
(In reply to comment #4)
> What is the best way to do this with IPv6 though? 
> Wireshark typically handles IPv6 addresses as
> a string of 16 unsigned 8-bit bytes (guint8). 
> A brief look at FreeBSD's kernel code shows that they can represent it 
> as 4 32-bit unsigned integers or 8 16-bit unsigned integers (shorts) 
> or 16 8-bit unsigned integers (char).

Hmm, if we use bigger type than guint8 this function should work faster with
bigger prefixes.

For example in /128, we'd compare 4 guint32 (or 2 guint64) instead of 16
guint8.

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