[Libguestfs] Support for Citrix Xen, Oracle Xen, and Novell Xen?

Hi there, Having a mixed environment of technologies, I was wondering if there are plans for supporting Citrix Xen, Oracle Xen, and Novell Xen in virt-v2v? I'd say Citrix Xen and Oracle Xen are really the most important of the three. Martin