Trace IR and notification APIs: split into private and public APIs

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

diff --git a/include/babeltrace/graph/component-internal.h b/include/babeltrace/graph/component-internal.h
index 29ff325b33d75b68185b46f3e160e38dec191052..682b250e72af04ddd81a0a9e6ebe831e67f1c452 100644 (file)
--- a/include/babeltrace/graph/component-internal.h
+++ b/include/babeltrace/graph/component-internal.h
@@ -1,5 +1,5 @@
-#ifndef BABELTRACE_COMPONENT_COMPONENT_INTERNAL_H
-#define BABELTRACE_COMPONENT_COMPONENT_INTERNAL_H
+#ifndef BABELTRACE_GRAPH_COMPONENT_INTERNAL_H
+#define BABELTRACE_GRAPH_COMPONENT_INTERNAL_H
 
 /*
  * BabelTrace - Component internal
@@ -33,6 +33,7 @@
 #include <babeltrace/graph/port-internal.h>
 #include <babeltrace/object-internal.h>
 #include <babeltrace/types.h>
+#include <babeltrace/assert-internal.h>
 #include <glib.h>
 #include <stdio.h>
 
@@ -44,6 +45,8 @@ struct bt_component_destroy_listener {
        void *data;
 };
 
+struct bt_graph;
+
 struct bt_component {
        struct bt_object base;
        struct bt_component_class *class;
@@ -58,41 +61,43 @@ struct bt_component {
        /* User-defined data */
        void *user_data;
 
-       /*
-        * Used to protect operations which may only be used during
-        * a component's initialization.
-        */
-       bt_bool initializing;
-
        /* Input and output ports (weak references) */
        GPtrArray *input_ports;
        GPtrArray *output_ports;
 
        /* Array of struct bt_component_destroy_listener */
        GArray *destroy_listeners;
+
+       bool initialized;
 };
 
 static inline
-struct bt_component *bt_component_from_private(
-               struct bt_private_component *private_component)
+struct bt_private_component *bt_private_component_from_component(
+               struct bt_component *component)
 {
-       return (void *) private_component;
+       return (void *) component;
 }
 
 static inline
-struct bt_private_component *bt_private_component_from_component(
-               struct bt_component *component)
+struct bt_graph *bt_component_borrow_graph(struct bt_component *comp)
 {
-       return (void *) component;
+       BT_ASSERT(comp);
+       return (void *) bt_object_borrow_parent(&comp->base);
 }
 
+BT_HIDDEN
+enum bt_component_status bt_component_create(
+               struct bt_component_class *component_class,
+               const char *name, struct bt_component **component);
+
 BT_HIDDEN
 enum bt_component_status bt_component_accept_port_connection(
                struct bt_component *component, struct bt_port *self_port,
                struct bt_port *other_port);
 
 BT_HIDDEN
-void bt_component_port_connected(struct bt_component *comp,
+enum bt_component_status bt_component_port_connected(
+               struct bt_component *comp,
                struct bt_port *self_port, struct bt_port *other_port);
 
 BT_HIDDEN
@@ -169,9 +174,11 @@ const char *bt_component_status_string(enum bt_component_status status)
                return "BT_COMPONENT_STATUS_NOMEM";
        case BT_COMPONENT_STATUS_NOT_FOUND:
                return "BT_COMPONENT_STATUS_NOT_FOUND";
+       case BT_COMPONENT_STATUS_GRAPH_IS_CANCELED:
+               return "BT_COMPONENT_STATUS_GRAPH_IS_CANCELED";
        default:
                return "(unknown)";
        }
 }
 
-#endif /* BABELTRACE_COMPONENT_COMPONENT_INTERNAL_H */
+#endif /* BABELTRACE_GRAPH_COMPONENT_INTERNAL_H */