extern "C" {
#endif
-struct bt_plugin;
struct bt_component_class;
-extern struct bt_component_class *bt_component_class_create(
- enum bt_component_type type, const char *name,
- const char *description, bt_component_init_cb init);
+/**
+ * Component class type.
+ */
+enum bt_component_class_type {
+ BT_COMPONENT_CLASS_TYPE_UNKNOWN = -1,
+
+ /** A source component is a notification generator. */
+ BT_COMPONENT_CLASS_TYPE_SOURCE = 0,
+
+ /** A sink component handles incoming notifications. */
+ BT_COMPONENT_CLASS_TYPE_SINK = 1,
+
+ /** A filter component implements both Source and Sink interfaces. */
+ BT_COMPONENT_CLASS_TYPE_FILTER = 2,
+};
+
+typedef enum bt_component_status (*bt_component_class_init_method)(
+ struct bt_component *component, struct bt_value *params,
+ void *init_method_data);
+
+typedef void (*bt_component_class_destroy_method)(struct bt_component *component);
+
+typedef enum bt_notification_iterator_status
+ (*bt_component_class_notification_iterator_init_method)(
+ struct bt_component *component,
+ struct bt_notification_iterator *iterator, void *init_method_data);
+
+typedef void (*bt_component_class_notification_iterator_destroy_method)(
+ struct bt_notification_iterator *iterator);
+
+typedef struct bt_notification *(*bt_component_class_notification_iterator_get_method)(
+ struct bt_notification_iterator *iterator);
+
+typedef enum bt_notification_iterator_status (*bt_component_class_notification_iterator_next_method)(
+ struct bt_notification_iterator *iterator);
+
+typedef enum bt_notification_iterator_status
+ (*bt_component_class_notification_iterator_seek_time_method)(
+ struct bt_notification_iterator *iterator, int64_t time);
+
+extern int bt_component_class_set_init_method(
+ struct bt_component_class *component_class,
+ bt_component_class_init_method init_method);
+
+extern int bt_component_class_set_destroy_method(
+ struct bt_component_class *component_class,
+ bt_component_class_destroy_method destroy_method);
+
+extern int bt_component_class_set_description(
+ struct bt_component_class *component_class,
+ const char *description);
+
+extern int bt_component_class_set_help(
+ struct bt_component_class *component_class,
+ const char *help);
+
+extern int bt_component_class_freeze(
+ struct bt_component_class *component_class);
/**
* Get a component class' name.
extern const char *bt_component_class_get_description(
struct bt_component_class *component_class);
+extern const char *bt_component_class_get_help(
+ struct bt_component_class *component_class);
+
/**
* Get a component class' type.
*
* @param component_class Component class of which to get the type
* @returns One of #bt_component_type
*/
-extern enum bt_component_type bt_component_class_get_type(
+extern enum bt_component_class_type bt_component_class_get_type(
struct bt_component_class *component_class);
+#ifdef __cplusplus
+}
+#endif
+
#endif /* BABELTRACE_COMPONENT_COMPONENT_CLASS_H */