Add bt_component_class_query_info() API

[babeltrace.git] / include / babeltrace / component / component-class-internal.h

diff --git a/include/babeltrace/component/component-class-internal.h b/include/babeltrace/component/component-class-internal.h
index 7ed0f1630f8aa9c7b516cfdd7d48f78b8e7907e0..7ec59b95a21719a30fab748bacb23458f241ac44 100644 (file)
--- a/include/babeltrace/component/component-class-internal.h
+++ b/include/babeltrace/component/component-class-internal.h
@@ -30,8 +30,12 @@
 
 #include <babeltrace/component/component.h>
 #include <babeltrace/component/component-class.h>
+#include <babeltrace/component/component-class-source.h>
+#include <babeltrace/component/component-class-filter.h>
+#include <babeltrace/component/component-class-sink.h>
 #include <babeltrace/babeltrace-internal.h>
 #include <babeltrace/object-internal.h>
+#include <stdbool.h>
 #include <glib.h>
 
 struct bt_component_class;
@@ -39,20 +43,56 @@ struct bt_component_class;
 typedef void (*bt_component_class_destroy_listener_func)(
                struct bt_component_class *class, void *data);
 
-struct bt_component_class_destroyer_listener {
+struct bt_component_class_destroy_listener {
        bt_component_class_destroy_listener_func func;
        void *data;
 };
 
 struct bt_component_class {
        struct bt_object base;
-       enum bt_component_type type;
+       enum bt_component_class_type type;
        GString *name;
        GString *description;
-       bt_component_init_cb init;
-
-       /* Array of struct bt_component_class_destroyer_listener */
+       GString *help;
+       struct {
+               bt_component_class_init_method init;
+               bt_component_class_destroy_method destroy;
+               bt_component_class_query_info_method query_info;
+       } methods;
+       /* Array of struct bt_component_class_destroy_listener */
        GArray *destroy_listeners;
+       bool frozen;
+};
+
+struct bt_component_class_iterator_methods {
+       bt_component_class_notification_iterator_init_method init;
+       bt_component_class_notification_iterator_destroy_method destroy;
+       bt_component_class_notification_iterator_get_method get;
+       bt_component_class_notification_iterator_next_method next;
+       bt_component_class_notification_iterator_seek_time_method seek_time;
+};
+
+struct bt_component_class_source {
+       struct bt_component_class parent;
+       struct {
+               struct bt_component_class_iterator_methods iterator;
+       } methods;
+};
+
+struct bt_component_class_sink {
+       struct bt_component_class parent;
+       struct {
+               bt_component_class_sink_consume_method consume;
+               bt_component_class_sink_add_iterator_method add_iterator;
+       } methods;
+};
+
+struct bt_component_class_filter {
+       struct bt_component_class parent;
+       struct {
+               struct bt_component_class_iterator_methods iterator;
+               bt_component_class_filter_add_iterator_method add_iterator;
+       } methods;
 };
 
 BT_HIDDEN