+int cmd_device_online(int argc, char *argv[]);
+int cmd_device_offline(int argc, char *argv[]);
+int cmd_device_evacuate(int argc, char *argv[]);
+int cmd_device_set_state(int argc, char *argv[]);
+int cmd_device_resize(int argc, char *argv[]);
+
+int cmd_data_rereplicate(int argc, char *argv[]);
+
+int cmd_unlock(int argc, char *argv[]);
+int cmd_set_passphrase(int argc, char *argv[]);
+int cmd_remove_passphrase(int argc, char *argv[]);