Re: [dwm] OT: X11 sniffer

Thanks for all your tips/ideas!

On Fri, 25 May 2007 16:19:22 +0200
"Anselm R. Garbe" <arg_AT_suckless.org> wrote:

> On Fri, May 25, 2007 at 04:09:09PM +0200, pancake wrote:
> > I am looking for an X11 protocol sniffer or something similar, I know that
> > there is an X11 proxy, but needs to translate all the queries to a plain
> > text format or so.
> >
> > I want to debug some apps to try to find which calls they do against the
> > server. an LD_PRELOAD is not suitable probably.
>
> I think the best way might be an Xlib-Wrapper, which writes a
> log and is linked to the real Xlib. So by changing ldconfig you
> could let those apps report any Xlib call first into your log,
> before they are handled to the real Xlib. Dunno if such beast
> exists.
>
> Alternatively you could sniff the raw connections using tcp
> duplicators when running the X server in tcp mode.
> But I'm not sure such raw dumps might be of much use, since you
> will need a low level X protocol analyzer. I'd favorize the
> Xlib-Wrapper, and I bet there exists something like that
> already.
>
> Regards,
> --
> Anselm R. Garbe >< http://www.suckless.org/ >< GPG key: 0D73F361
>

  --pancake
Received on Fri May 25 2007 - 17:15:33 UTC