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[Qemu-devel] [RFC v2 9/9] qom: Make object_get_class() return const poin
From: |
Eduardo Habkost |
Subject: |
[Qemu-devel] [RFC v2 9/9] qom: Make object_get_class() return const pointer |
Date: |
Wed, 29 Mar 2017 16:41:48 -0300 |
To avoid having code accidentaly changing class structs outside
class_init, make object_get_class() return a const pointer.
This will automatically affect OBJECT_GET_CLASS,
OBJECT_CLASS_CHECK, and the macros defined using them, because
OBJECT_CLASS_CHECK is already const-aware.
Signed-off-by: Eduardo Habkost <address@hidden>
---
include/qom/object.h | 2 +-
qom/object.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/include/qom/object.h b/include/qom/object.h
index 2b1513d2f2..de8ab70d13 100644
--- a/include/qom/object.h
+++ b/include/qom/object.h
@@ -803,7 +803,7 @@ Object *object_dynamic_cast_assert(Object *obj, const char
*typename,
*
* Returns: The #ObjectClass of the type associated with @obj.
*/
-ObjectClass *object_get_class(Object *obj);
+const ObjectClass *object_get_class(Object *obj);
/**
* object_get_typename:
diff --git a/qom/object.c b/qom/object.c
index 9b6c990ac5..297cce8fc2 100644
--- a/qom/object.c
+++ b/qom/object.c
@@ -747,7 +747,7 @@ const char *object_get_typename(Object *obj)
return obj->class->type->name;
}
-ObjectClass *object_get_class(Object *obj)
+const ObjectClass *object_get_class(Object *obj)
{
return obj->class;
}
--
2.11.0.259.g40922b1
- [Qemu-devel] [RFC v2 0/9] qom: Make object_get_class()/*_GET_CLASS return const pointers, Eduardo Habkost, 2017/03/29
- [Qemu-devel] [RFC v2 2/9] Simplify code using *MACHINE_GET_CLASS, Eduardo Habkost, 2017/03/29
- [Qemu-devel] [RFC v2 1/9] configure: test if _Generic works as expected, Eduardo Habkost, 2017/03/29
- [Qemu-devel] [RFC v2 3/9] qom: QUALIFIED_CAST helper macro, Eduardo Habkost, 2017/03/29
- [Qemu-devel] [RFC v2 4/9] qom: Make object_class_get_parent() const-aware, Eduardo Habkost, 2017/03/29
- [Qemu-devel] [RFC v2 5/9] Make class parameter const at some functions, Eduardo Habkost, 2017/03/29
- [Qemu-devel] [RFC v2 6/9] Explicitly cast the *_GET_CLASS() value when we break the rules, Eduardo Habkost, 2017/03/29
- [Qemu-devel] [RFC v2 8/9] qom: Make class cast macros/functions const-aware, Eduardo Habkost, 2017/03/29
- [Qemu-devel] [RFC v2 9/9] qom: Make object_get_class() return const pointer,
Eduardo Habkost <=
- Re: [Qemu-devel] [RFC v2 0/9] qom: Make object_get_class()/*_GET_CLASS return const pointers, Laszlo Ersek, 2017/03/29
- Re: [Qemu-devel] [RFC v2 0/9] qom: Make object_get_class()/*_GET_CLASS return const pointers, Eduardo Habkost, 2017/03/29
- [Qemu-devel] [RFC v2 7/9] Use const variables for *_GET_CLASS values, Eduardo Habkost, 2017/03/29
- Re: [Qemu-devel] [RFC v2 0/9] qom: Make object_get_class()/*_GET_CLASS return const pointers, Paolo Bonzini, 2017/03/30