76 lines
2.4 KiB
C
76 lines
2.4 KiB
C
#ifndef OBJECT_INTERFACES_H
|
|
#define OBJECT_INTERFACES_H
|
|
|
|
#include "qom/object.h"
|
|
|
|
#define TYPE_USER_CREATABLE "user-creatable"
|
|
|
|
#define USER_CREATABLE_CLASS(klass) \
|
|
OBJECT_CLASS_CHECK(UserCreatableClass, (klass), \
|
|
TYPE_USER_CREATABLE)
|
|
#define USER_CREATABLE_GET_CLASS(obj) \
|
|
OBJECT_GET_CLASS(UserCreatableClass, (obj), \
|
|
TYPE_USER_CREATABLE)
|
|
#define USER_CREATABLE(obj) \
|
|
INTERFACE_CHECK(UserCreatable, (obj), \
|
|
TYPE_USER_CREATABLE)
|
|
|
|
|
|
typedef struct UserCreatable {
|
|
/* <private> */
|
|
Object Parent;
|
|
} UserCreatable;
|
|
|
|
/**
|
|
* UserCreatableClass:
|
|
* @parent_class: the base class
|
|
* @complete: callback to be called after @obj's properties are set.
|
|
* @can_be_deleted: callback to be called before an object is removed
|
|
* to check if @obj can be removed safely.
|
|
*
|
|
* Interface is designed to work with -object/object-add/object_add
|
|
* commands.
|
|
* Interface is mandatory for objects that are designed to be user
|
|
* creatable (i.e. -object/object-add/object_add, will accept only
|
|
* objects that inherit this interface).
|
|
*
|
|
* Interface also provides an optional ability to do the second
|
|
* stage * initialization of the object after its properties were
|
|
* set.
|
|
*
|
|
* For objects created without using -object/object-add/object_add,
|
|
* @user_creatable_complete() wrapper should be called manually if
|
|
* object's type implements USER_CREATABLE interface and needs
|
|
* complete() callback to be called.
|
|
*/
|
|
typedef struct UserCreatableClass {
|
|
/* <private> */
|
|
InterfaceClass parent_class;
|
|
|
|
/* <public> */
|
|
void (*complete)(UserCreatable *uc, Error **errp);
|
|
bool (*can_be_deleted)(UserCreatable *uc, Error **errp);
|
|
} UserCreatableClass;
|
|
|
|
/**
|
|
* user_creatable_complete:
|
|
* @obj: the object whose complete() method is called if defined
|
|
* @errp: if an error occurs, a pointer to an area to store the error
|
|
*
|
|
* Wrapper to call complete() method if one of types it's inherited
|
|
* from implements USER_CREATABLE interface, otherwise the call does
|
|
* nothing.
|
|
*/
|
|
void user_creatable_complete(Object *obj, Error **errp);
|
|
|
|
/**
|
|
* user_creatable_can_be_deleted:
|
|
* @uc: the object whose can_be_deleted() method is called if implemented
|
|
* @errp: if an error occurs, a pointer to an area to store the error
|
|
*
|
|
* Wrapper to call can_be_deleted() method if one of types it's inherited
|
|
* from implements USER_CREATABLE interface.
|
|
*/
|
|
bool user_creatable_can_be_deleted(UserCreatable *uc, Error **errp);
|
|
#endif
|