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author | Paolo Bonzini <pbonzini@redhat.com> | 2012-05-02 13:30:54 +0200 |
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committer | Andreas Färber <afaerber@suse.de> | 2012-06-18 15:14:36 +0200 |
commit | e7cce67f27bce49d8b6d09f4e66059d1fd117ebb (patch) | |
tree | 3f2326a6d93512115b94138424a162d29130ecd4 | |
parent | eb2aeacf983a2a88a2b31e8fee067c38bd10abd3 (diff) | |
download | hqemu-e7cce67f27bce49d8b6d09f4e66059d1fd117ebb.zip hqemu-e7cce67f27bce49d8b6d09f4e66059d1fd117ebb.tar.gz |
qom: Add object_class_get_parent()
This simple bit of functionality was missing and we'll need it soon,
so add it.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
[AF: Document possible NULL return value]
Signed-off-by: Andreas Färber <afaerber@suse.de>
-rw-r--r-- | include/qemu/object.h | 8 | ||||
-rw-r--r-- | qom/object.c | 13 |
2 files changed, 21 insertions, 0 deletions
diff --git a/include/qemu/object.h b/include/qemu/object.h index d93b772..487559c 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 or %NULL if none. + */ +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 6f839ad..9582230 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); |