Add a helper to fetch a root container (under object_get_root()). Sanity
check on the type of the object.
Signed-off-by: Peter Xu <pet...@redhat.com>
---
include/qom/object.h | 10 ++++++++++
qom/object.c | 10 ++++++++++
2 files changed, 20 insertions(+)
diff --git a/include/qom/object.h b/include/qom/object.h
index 41ef53241e..87b13f9681 100644
--- a/include/qom/object.h
+++ b/include/qom/object.h
@@ -1524,6 +1524,16 @@ const char *object_property_get_type(Object *obj, const
char *name,
*/
Object *object_get_root(void);
+/**
+ * object_get_container:
+ * @name: the name of container to lookup
+ *
+ * Lookup a root level container.
+ *
+ * Returns: the container with @name.
+ */
+Object *object_get_container(const char *name);
+
/**
* object_get_objects_root:
diff --git a/qom/object.c b/qom/object.c
index 810e6f2bd9..cf66803a6a 100644
--- a/qom/object.c
+++ b/qom/object.c
@@ -1748,6 +1748,16 @@ static Object *object_root_initialize(void)
return root;
}
+Object *object_get_container(const char *name)
+{
+ Object *container;
+
+ container = object_resolve_path_component(object_get_root(), name);
+ assert(object_dynamic_cast(container, TYPE_CONTAINER));
+
+ return container;
+}
+
Object *object_get_root(void)
{
static Object *root;
--
2.45.0
