#define VK_FROM_HANDLE(__driver_type, __name, __handle) \
struct __driver_type *__name = __driver_type ## _from_handle(__handle)
+/* Helpers for vk object (de)allocation and (de)initialization */
+void *
+vk_object_alloc(struct vk_device *device,
+ const VkAllocationCallbacks *alloc,
+ size_t size,
+ VkObjectType vk_obj_type);
+
+void *
+vk_object_zalloc(struct vk_device *device,
+ const VkAllocationCallbacks *alloc,
+ size_t size,
+ VkObjectType vk_obj_type);
+
+void
+vk_object_free(struct vk_device *device,
+ const VkAllocationCallbacks *alloc,
+ void *data);
+
struct vk_private_data_slot {
struct vk_object_base base;