Allow a component to remove a port and any user to disconnect one

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

diff --git a/include/babeltrace/component/component-class.h b/include/babeltrace/component/component-class.h
index 664d7bcf2e153c454905017f54a4ea6629e3ff0a..823301a2696baa1675ad0869cdfd44a4ed3ba81a 100644 (file)
--- a/include/babeltrace/component/component-class.h
+++ b/include/babeltrace/component/component-class.h
@@ -26,12 +26,18 @@
  */
 
 #include <babeltrace/component/component.h>
+#include <stdint.h>
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 struct bt_component_class;
+struct bt_component;
+struct bt_port;
+struct bt_connection;
+struct bt_value;
+struct bt_notification_iterator;
 
 /**
  * Component class type.
@@ -73,6 +79,16 @@ typedef enum bt_notification_iterator_status
                (*bt_component_class_notification_iterator_seek_time_method)(
                struct bt_notification_iterator *iterator, int64_t time);
 
+typedef struct bt_value *(*bt_component_class_query_method)(
+               struct bt_component_class *component_class,
+               const char *object, struct bt_value *params);
+
+typedef enum bt_component_status (*bt_component_class_accept_port_connection_method)(
+               struct bt_component *component, struct bt_port *port);
+
+typedef void (*bt_component_class_port_disconnected_method)(
+               struct bt_component *component, struct bt_port *port);
+
 extern int bt_component_class_set_init_method(
                struct bt_component_class *component_class,
                bt_component_class_init_method init_method);
@@ -81,10 +97,26 @@ 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_accept_port_connection_method(
+               struct bt_component_class *component_class,
+               bt_component_class_accept_port_connection_method accept_port_connection_method);
+
+extern int bt_component_class_set_port_disconnected_method(
+               struct bt_component_class *component_class,
+               bt_component_class_port_disconnected_method port_disconnected_method);
+
+extern int bt_component_class_set_query_method(
+               struct bt_component_class *component_class,
+               bt_component_class_query_method query_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);
 
@@ -109,6 +141,13 @@ extern const char *bt_component_class_get_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);
+
+extern struct bt_value *bt_component_class_query(
+               struct bt_component_class *component_class,
+               const char *object, struct bt_value *params);
+
 /**
  * Get a component class' type.
  *