Whitelisting some XI operations in various hooks.
Note that some additional filtering needs to be done in send or
receive hook in order to prevent clients to receive possibly sensible
input data from the root window.
Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
Whitelist several extension calls that are safe. Also allow namespaces
to be configured for unrestricted access.
TBD: doesn't actually reject yet
Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>