Wireshark-dev: Re: [Wireshark-dev] building wireshark question

From: Gerald Combs <gerald@xxxxxxxxxxxxx>
Date: Mon, 24 Aug 2009 10:07:05 -0700
Brian Oleksa wrote:
> Wiresharkers...
> 
> Has anybody had any success building a 64 bit version of wireshark on a 
> 32 bit machine using the Visual Studio 2008 Enterprise Edition cross 
> compilers..??
> 
> I am able to build my wireshark dissector on my 32 bit machine with no 
> problem using "vcvars32.bat".
> 
> But now I am running into some 64 bit machines when I am out in the 
> field (which my 32 bit doesn't work with)....so I would like to try and 
> build me a 64 bit version of my plugin.
> 
> Does anybody know if this can even be done..? If I had a 64 bit OS..I 
> would just rebuild on it...but I do not have a 64 bit OS available so 
> this is why I am trying to use the cross compilers.
> 
> I have tried preparing the command prompt with the following (but it did 
> not work):  "vcvarsall.bat"
> 
> I tried following this  "http://wiki.wireshark.org/Development/Win64";  
> but had no luck.

You should be able to cross-compile by doing the following:

set WIRESHARK_TARGET_PLATFORM=win64
vcvarsall.bat x86_amd64

The wiki page incorrectly said to use PLATFORM instead of
WIRESHARK_TARGET_PLATFORM. It's been fixed.