+
+ assert(name);
+
+ if (name->meta.in_load_queue) {
+ LIST_REMOVE(Meta, load_queue, name->meta.manager->load_queue, &name->meta);
+ name->meta.in_load_queue = false;
+ }
+
+ if (name->meta.load_state != NAME_STUB)
+ return 0;
+
+ if ((r = verify_type(name)) < 0)
+ return r;
+
+ if (NAME_VTABLE(name)->init)
+ if ((r = NAME_VTABLE(name)->init(name)) < 0)
+ goto fail;
+
+ name->meta.load_state = NAME_LOADED;
+ return 0;
+
+fail:
+ name->meta.load_state = NAME_FAILED;
+ return r;
+}
+
+/* Errors:
+ * -EBADR: This name type does not support starting.
+ * -EALREADY: Name is already started.
+ * -EAGAIN: An operation is already in progress. Retry later.
+ */
+int name_start(Name *n) {
+ NameActiveState state;
+
+ assert(n);
+
+ if (!NAME_VTABLE(n)->start)
+ return -EBADR;
+
+ state = name_active_state(n);
+ if (NAME_IS_ACTIVE_OR_RELOADING(state))
+ return -EALREADY;
+
+ /* We don't suppress calls to ->start() here when we are
+ * already starting, to allow this request to be used as a
+ * "hurry up" call, for example when the name is in some "auto
+ * restart" state where it waits for a holdoff timer to elapse
+ * before it will start again. */
+
+ return NAME_VTABLE(n)->start(n);
+}
+
+bool name_type_can_start(NameType t) {
+ assert(t >= 0 && t < _NAME_TYPE_MAX);
+
+ return !!name_vtable[t]->start;
+}
+
+/* Errors:
+ * -EBADR: This name type does not support stopping.
+ * -EALREADY: Name is already stopped.
+ * -EAGAIN: An operation is already in progress. Retry later.
+ */
+int name_stop(Name *n) {
+ NameActiveState state;
+
+ assert(n);
+
+ if (!NAME_VTABLE(n)->stop)
+ return -EBADR;
+
+ state = name_active_state(n);
+ if (state == NAME_INACTIVE)
+ return -EALREADY;
+
+ if (state == NAME_DEACTIVATING)
+ return 0;
+
+ return NAME_VTABLE(n)->stop(n);
+}
+
+/* Errors:
+ * -EBADR: This name type does not support reloading.
+ * -ENOEXEC: Name is not started.
+ * -EAGAIN: An operation is already in progress. Retry later.
+ */
+int name_reload(Name *n) {
+ NameActiveState state;
+
+ assert(n);
+
+ if (!name_can_reload(n))
+ return -EBADR;
+
+ state = name_active_state(n);
+ if (name_active_state(n) == NAME_ACTIVE_RELOADING)
+ return -EALREADY;
+
+ if (name_active_state(n) != NAME_ACTIVE)
+ return -ENOEXEC;
+
+ return NAME_VTABLE(n)->reload(n);
+}
+
+bool name_type_can_reload(NameType t) {
+ assert(t >= 0 && t < _NAME_TYPE_MAX);
+
+ return !!name_vtable[t]->reload;
+}
+
+bool name_can_reload(Name *n) {
+ assert(n);
+
+ if (!name_type_can_reload(n->meta.type))
+ return false;
+
+ if (!NAME_VTABLE(n)->can_reload)
+ return true;
+
+ return NAME_VTABLE(n)->can_reload(n);
+}
+
+static void retroactively_start_dependencies(Name *n) {
+ Iterator i;