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author | Andreas Färber <afaerber@suse.de> | 2012-02-25 23:07:34 +0100 |
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committer | Anthony Liguori <aliguori@us.ibm.com> | 2012-03-14 15:30:39 -0500 |
commit | 418ba9e5d6849ef2e8512d8853628ce4bf37937a (patch) | |
tree | 02ee87f1782cd7d38e96d6a8520eee7884d5df6f | |
parent | ac4510337d1e461d4d56889db9691c49d3597cdb (diff) | |
download | hqemu-418ba9e5d6849ef2e8512d8853628ce4bf37937a.zip hqemu-418ba9e5d6849ef2e8512d8853628ce4bf37937a.tar.gz |
qom: Introduce object_class_get_list()
This function allows to obtain a singly-linked list of classes, which
can be sorted by the caller.
Signed-off-by: Andreas Färber <afaerber@suse.de>
Cc: Anthony Liguori <anthony@codemonkey.ws>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
-rw-r--r-- | include/qemu/object.h | 11 | ||||
-rw-r--r-- | qom/object.c | 17 |
2 files changed, 28 insertions, 0 deletions
diff --git a/include/qemu/object.h b/include/qemu/object.h index ec2d294..e8fc126 100644 --- a/include/qemu/object.h +++ b/include/qemu/object.h @@ -560,6 +560,17 @@ ObjectClass *object_class_by_name(const char *typename); void object_class_foreach(void (*fn)(ObjectClass *klass, void *opaque), const char *implements_type, bool include_abstract, void *opaque); + +/** + * object_class_get_list: + * @implements_type: The type to filter for, including its derivatives. + * @include_abstract: Whether to include abstract classes. + * + * Returns: A singly-linked list of the classes in reverse hashtable order. + */ +GSList *object_class_get_list(const char *implements_type, + bool include_abstract); + /** * object_ref: * @obj: the object diff --git a/qom/object.c b/qom/object.c index 664708d..9cd9506 100644 --- a/qom/object.c +++ b/qom/object.c @@ -584,6 +584,23 @@ void object_class_foreach(void (*fn)(ObjectClass *klass, void *opaque), g_hash_table_foreach(type_table_get(), object_class_foreach_tramp, &data); } +static void object_class_get_list_tramp(ObjectClass *klass, void *opaque) +{ + GSList **list = opaque; + + *list = g_slist_prepend(*list, klass); +} + +GSList *object_class_get_list(const char *implements_type, + bool include_abstract) +{ + GSList *list = NULL; + + object_class_foreach(object_class_get_list_tramp, + implements_type, include_abstract, &list); + return list; +} + void object_ref(Object *obj) { obj->ref++; |