php-src/Zend/zend_objects_API.h

#ifndef ZEND_OBJECTS_API_H
#define ZEND_OBJECTS_API_H

#include "zend.h"

typedef void (*zend_objects_store_dtor_t)(void *object, zend_object_handle handle TSRMLS_DC);
typedef void (*zend_objects_store_clone_t)(void *object, void **object_clone TSRMLS_DC);

typedef struct _zend_object_store_bucket {
	zend_bool destructor_called;
	zend_bool valid;
	union _store_bucket {
		struct _store_object {
			void *object;
			zend_objects_store_dtor_t dtor;
			zend_objects_store_clone_t clone;
			zend_uint refcount;
		} obj;
		struct {
			int next;
		} free_list;
	} bucket;
} zend_object_store_bucket;

typedef struct _zend_objects_store {
	zend_object_store_bucket *object_buckets;
	zend_uint top;
	zend_uint size;
	int free_list_head;
} zend_objects_store;

/* Global store handling functions */
ZEND_API void zend_objects_store_init(zend_objects_store *objects, zend_uint init_size);
ZEND_API void zend_objects_store_call_destructors(zend_objects_store *objects TSRMLS_DC);
ZEND_API void zend_objects_store_destroy(zend_objects_store *objects);

/* Store API functions */
ZEND_API zend_object_handle zend_objects_store_put(void *object, zend_objects_store_dtor_t dtor, zend_objects_store_clone_t clone TSRMLS_DC);

ZEND_API void zend_objects_store_add_ref(zval *object TSRMLS_DC);
ZEND_API void zend_objects_store_del_ref(zval *object TSRMLS_DC);
ZEND_API void zend_objects_store_delete_obj(zval *object TSRMLS_DC);
ZEND_API zend_object_value zend_objects_store_clone_obj(zval *object TSRMLS_DC);
ZEND_API void *zend_object_store_get_object(zval *object TSRMLS_DC);
	
#define ZEND_OBJECTS_STORE_HANDLERS zend_objects_store_add_ref, zend_objects_store_del_ref, zend_objects_store_delete_obj, zend_objects_store_clone_obj

ZEND_API zval **zend_object_create_proxy(zval *object, zval *member TSRMLS_DC);
#endif /* ZEND_OBJECTS_H */