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107 lines
4.5 KiB
C
107 lines
4.5 KiB
C
/*
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+----------------------------------------------------------------------+
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| Zend Engine |
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+----------------------------------------------------------------------+
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| Copyright (c) Zend Technologies Ltd. (http://www.zend.com) |
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+----------------------------------------------------------------------+
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| This source file is subject to version 2.00 of the Zend license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.zend.com/license/2_00.txt. |
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| If you did not receive a copy of the Zend license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@zend.com so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Authors: Arnaud Le Blanc <arnaud.lb@gmail.com> |
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+----------------------------------------------------------------------+
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*/
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#ifndef ZEND_LAZY_OBJECT_H
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#define ZEND_LAZY_OBJECT_H
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#include "Zend/zend_types.h"
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/* Lazy object is a lazy proxy object */
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#define ZEND_LAZY_OBJECT_STRATEGY_PROXY (1<<0)
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/* Lazy object is a lazy ghost object */
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#define ZEND_LAZY_OBJECT_STRATEGY_GHOST (1<<1)
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/* Lazy object is initialized (info.u is an instance) */
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#define ZEND_LAZY_OBJECT_INITIALIZED (1<<2)
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/* Serialization skips initialization */
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#define ZEND_LAZY_OBJECT_SKIP_INITIALIZATION_ON_SERIALIZE (1<<3)
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/* Do not call destructor when making existing object lazy */
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#define ZEND_LAZY_OBJECT_SKIP_DESTRUCTOR (1<<4)
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#define ZEND_LAZY_OBJECT_USER_MASK ( \
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ZEND_LAZY_OBJECT_SKIP_INITIALIZATION_ON_SERIALIZE | \
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ZEND_LAZY_OBJECT_SKIP_DESTRUCTOR \
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)
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#define ZEND_LAZY_OBJECT_STRATEGY_MASK ( \
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ZEND_LAZY_OBJECT_STRATEGY_PROXY | \
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ZEND_LAZY_OBJECT_STRATEGY_GHOST \
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)
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typedef uint8_t zend_lazy_object_flags_t;
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typedef struct _zend_lazy_objects_store {
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/* object handle -> *zend_lazy_object_info */
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HashTable infos;
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} zend_lazy_objects_store;
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typedef struct _zend_fcall_info zend_fcall_info;
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typedef struct _zend_fcall_info_cache zend_fcall_info_cache;
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ZEND_API bool zend_class_can_be_lazy(zend_class_entry *ce);
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ZEND_API zend_object *zend_object_make_lazy(zend_object *obj,
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zend_class_entry *class_type, zval *initializer_zv,
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zend_fcall_info_cache *initializer_fcc, zend_lazy_object_flags_t flags);
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ZEND_API zend_object *zend_lazy_object_init(zend_object *obj);
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ZEND_API zend_object *zend_lazy_object_mark_as_initialized(zend_object *obj);
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void zend_lazy_objects_init(zend_lazy_objects_store *store);
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void zend_lazy_objects_destroy(zend_lazy_objects_store *store);
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zval* zend_lazy_object_get_initializer_zv(zend_object *obj);
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zend_object *zend_lazy_object_get_instance(zend_object *obj);
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zend_lazy_object_flags_t zend_lazy_object_get_flags(zend_object *obj);
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void zend_lazy_object_del_info(zend_object *obj);
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ZEND_API HashTable *zend_lazy_object_get_properties(zend_object *object);
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zend_object *zend_lazy_object_clone(zend_object *old_obj);
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HashTable *zend_lazy_object_debug_info(zend_object *object, int *is_temp);
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HashTable *zend_lazy_object_get_gc(zend_object *zobj, zval **table, int *n);
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bool zend_lazy_object_decr_lazy_props(zend_object *obj);
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void zend_lazy_object_realize(zend_object *obj);
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static zend_always_inline bool zend_object_is_lazy(zend_object *obj)
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{
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return (OBJ_EXTRA_FLAGS(obj) & (IS_OBJ_LAZY_UNINITIALIZED | IS_OBJ_LAZY_PROXY));
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}
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static zend_always_inline bool zend_object_is_lazy_proxy(zend_object *obj)
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{
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return (OBJ_EXTRA_FLAGS(obj) & IS_OBJ_LAZY_PROXY);
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}
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static zend_always_inline bool zend_lazy_object_initialized(zend_object *obj)
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{
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return !(OBJ_EXTRA_FLAGS(obj) & IS_OBJ_LAZY_UNINITIALIZED);
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}
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/* True if accessing a lazy prop on obj mandates a call to
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* zend_lazy_object_init() */
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static zend_always_inline bool zend_lazy_object_must_init(zend_object *obj)
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{
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return zend_object_is_lazy(obj);
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}
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static inline bool zend_lazy_object_initialize_on_serialize(zend_object *obj)
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{
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return !(zend_lazy_object_get_flags(obj) & ZEND_LAZY_OBJECT_SKIP_INITIALIZATION_ON_SERIALIZE);
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}
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#endif /* ZEND_LAZY_OBJECT_H */
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