int manager_add_user_by_name(Manager *m, const char *name, User **_user);
int manager_add_user_by_uid(Manager *m, uid_t uid, User **_user);
int manager_add_user_by_name(Manager *m, const char *name, User **_user);
int manager_add_user_by_uid(Manager *m, uid_t uid, User **_user);
-int manager_process_device(Manager *m, struct udev_device *d);
-int manager_dispatch_udev(Manager *m);
+int manager_process_seat_device(Manager *m, struct udev_device *d);
+int manager_dispatch_seat_udev(Manager *m);
+int manager_dispatch_vcsa_udev(Manager *m);