A unique or well-known bus name or NULL if connection is not a message bus connection. [allow-none]
Path of remote object.
D-Bus interface to invoke method on.
The name of the method to invoke.
A GVariant tuple with parameters for the method or NULL if not passing parameters. [allow-none]
The expected type of the reply, or NULL. [allow-none]
Flags from the GDBusCallFlags enumeration.
The timeout in milliseconds, -1 to use the default timeout or G_MAXINT for no timeout.
A GUnixFDList or NULL. [allow-none]
Return location for a GUnixFDList or NULL. out[allow-none]
A GCancellable or NULL. [allow-none]
NULL if error is set. Otherwise a GVariant tuple with return values. Free with g_variant_unref().
GException on failure.
Like g_dbus_connection_call_sync() but also takes and returns GUnixFDList objects. This method is only available on UNIX. Since 2.30