typedef struct bt_component bt_component;
typedef struct bt_component_class bt_component_class;
typedef struct bt_component_class_filter bt_component_class_filter;
typedef struct bt_component_class_sink bt_component_class_sink;
typedef struct bt_component_class_source bt_component_class_source;
typedef struct bt_component_filter bt_component_filter;
typedef struct bt_component bt_component;
typedef struct bt_component_class bt_component_class;
typedef struct bt_component_class_filter bt_component_class_filter;
typedef struct bt_component_class_sink bt_component_class_sink;
typedef struct bt_component_class_source bt_component_class_source;
typedef struct bt_component_filter bt_component_filter;