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[Qemu-devel] [PATCH 02/21] qom: add object_class_get_parent
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH 02/21] qom: add object_class_get_parent |
Date: |
Wed, 2 May 2012 13:30:54 +0200 |
This simple bit of functionality was missing and we'll need it soon,
so add it.
Signed-off-by: Paolo Bonzini <address@hidden>
---
include/qemu/object.h | 8 ++++++++
qom/object.c | 13 +++++++++++++
2 files changed, 21 insertions(+)
diff --git a/include/qemu/object.h b/include/qemu/object.h
index d315dfa..063c817 100644
--- a/include/qemu/object.h
+++ b/include/qemu/object.h
@@ -548,6 +548,14 @@ ObjectClass *object_class_dynamic_cast(ObjectClass *klass,
const char *typename);
/**
+ * object_class_get_parent:
+ * @klass: The class to obtain the parent for.
+ *
+ * Returns: The parent for @klass.
+ */
+ObjectClass *object_class_get_parent(ObjectClass *klass);
+
+/**
* object_class_get_name:
* @klass: The class to obtain the QOM typename for.
*
diff --git a/qom/object.c b/qom/object.c
index e721fc2..3e9fed7 100644
--- a/qom/object.c
+++ b/qom/object.c
@@ -545,6 +545,19 @@ ObjectClass *object_class_by_name(const char *typename)
return type->class;
}
+ObjectClass *object_class_get_parent(ObjectClass *class)
+{
+ TypeImpl *type = type_get_parent(class->type);
+
+ if (!type) {
+ return NULL;
+ }
+
+ type_initialize(type);
+
+ return type->class;
+}
+
typedef struct OCFData
{
void (*fn)(ObjectClass *klass, void *opaque);
--
1.7.9.3