Re: Upgraded wireshark to 1.2.6 but now old pcap files cannot be read

[Kok-Yong Tan <ktan () realityartisans com>]

On Mar 23, 2010, at 22:32, Guy Harris wrote:

> On Mar 23, 2010, at 7:04 PM, Kok-Yong Tan wrote:
>
> > I'm not sure.  I wiped the entire MacPorts installation and the
> > whole /opt/local tree and restarted from scratch by downloading the
> > Tiger version of MacPorts, installing it, then typing "port install
> > wireshark".
>
> If it was built with a version of libz earlier than 1.2.4, this  
> might either be
>
>       1) a bug in libz 1.2.4
>
> or
>
>       2) a bug in Wireshark, where it was using libz incorrectly in a  
> fashion that happened to work with earlier versions of libz but  
> doesn't work with libz 1.2.4
>
> as
>
>       1) somebody else had a similar problem with Wireshark on Gentoo  
> Linux, and Wireshark was using libz 1.2.4 there
>
> and
>
>       2) one of the changes in libz 1.2.4 was the "Wholesale replacement  
> of gz* functions with faster versions", those being the routines  
> Wireshark uses to read capture files when built with libz support.
>
> Those routines are used even to read *uncompressed* files (the gz*  
> routines in libz handle figuring out whether the file is compressed  
> or not, and hides that from the application reading the file).


Any recommendations?  Can I build the version of libz that predates  
this wholesale replacement of gz* functions?  Do you know which one  
that was?
--
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