lib: remove "unknown clock snapshot" concept

[babeltrace.git] / lib / graph / component-filter.c

diff --git a/lib/graph/component-filter.c b/lib/graph/component-filter.c
index a27b6e72ce57365dc9a8b4ba894e998c3a60a692..c1c730ca3bbb15f0a4335588fdc77348cb2d1e58 100644 (file)
--- a/lib/graph/component-filter.c
+++ b/lib/graph/component-filter.c
@@ -24,6 +24,8 @@
 #define BT_LOG_TAG "COMP-FILTER"
 #include <babeltrace/lib-logging-internal.h>
 
+#include <babeltrace/assert-internal.h>
+#include <babeltrace/assert-pre-internal.h>
 #include <babeltrace/compiler-internal.h>
 #include <babeltrace/value.h>
 #include <babeltrace/graph/self-component-filter.h>
@@ -32,9 +34,6 @@
 #include <babeltrace/graph/component-internal.h>
 #include <babeltrace/graph/component-class-internal.h>
 #include <babeltrace/graph/graph.h>
-#include <babeltrace/object.h>
-#include <babeltrace/assert-internal.h>
-#include <babeltrace/assert-pre-internal.h>
 
 BT_HIDDEN
 void bt_component_filter_destroy(struct bt_component *component)
@@ -57,6 +56,22 @@ end:
        return (void *) filter;
 }
 
+const bt_component_class_filter *
+bt_component_filter_borrow_class_const(
+               const bt_component_filter *component)
+{
+       struct bt_component_class *cls;
+
+       BT_ASSERT_PRE_NON_NULL(component, "Component");
+
+       cls = component->parent.class;
+
+       BT_ASSERT(cls);
+       BT_ASSERT(cls->type == BT_COMPONENT_CLASS_TYPE_FILTER);
+
+       return (bt_component_class_filter *) cls;
+}
+
 uint64_t bt_component_filter_get_output_port_count(
                const struct bt_component_filter *comp)
 {
@@ -190,3 +205,15 @@ end:
        bt_object_put_ref(port);
        return status;
 }
+
+void bt_component_filter_get_ref(
+               const struct bt_component_filter *component_filter)
+{
+       bt_object_get_ref(component_filter);
+}
+
+void bt_component_filter_put_ref(
+               const struct bt_component_filter *component_filter)
+{
+       bt_object_put_ref(component_filter);
+}