[Qemu-devel] Re: [PATCH 6/7] Add tight protocol awareness to vnc.c

[Anthony Liguori]

Alexander Graf wrote:
> This patch enables the vnc server to understand the tight protocol.
>
> Basically, negotiation if tight is existing happens through the
> authentication code. If a special authentication called VNC_AUTH_TIGHT
> is used, the real authentication is stacked afterwards and tight
> extensions exist.
>   

This is wrong.  The way the standard works is that the client advertises 
the Tight encoding via SetEncodingTypes.  That's all that should be 
needed.  The VNC_AUTH_TIGHT thing is a Tight extension that shouldn't be 
needed for implementing tight encoding.

Regards,

Anthony Liguori