diff options
Diffstat (limited to 'Zend/zend_objects.c')
| -rw-r--r-- | Zend/zend_objects.c | 257 |
1 files changed, 0 insertions, 257 deletions
diff --git a/Zend/zend_objects.c b/Zend/zend_objects.c deleted file mode 100644 index 3cf69b9498..0000000000 --- a/Zend/zend_objects.c +++ /dev/null @@ -1,257 +0,0 @@ -#include "zend.h" -#include "zend_globals.h" -#include "zend_variables.h" -#include "zend_API.h" - -#define ZEND_DEBUG_OBJECTS 0 - -void zend_objects_init(zend_objects *objects, zend_uint init_size) -{ - objects->object_buckets = (zend_object_bucket *) emalloc(init_size * sizeof(zend_object_bucket)); - objects->top = 1; /* Skip 0 so that handles are true */ - objects->size = init_size; - objects->free_list_head = -1; -} - -void zend_objects_destroy(zend_objects *objects) -{ - efree(objects->object_buckets); -} - -static inline void zend_objects_call_destructor(zend_object *object, zend_object_handle handle TSRMLS_DC) -{ - if (object->ce->destructor) { - zval *obj; - zval *destructor_func_name; - zval *retval_ptr; - HashTable symbol_table; - - MAKE_STD_ZVAL(obj); - obj->type = IS_OBJECT; - obj->value.obj.handle = handle; - obj->value.obj.handlers = &std_object_handlers; - zval_copy_ctor(obj); - - - /* FIXME: Optimize this so that we use the old_object->ce->destructor function pointer instead of the name */ - MAKE_STD_ZVAL(destructor_func_name); - destructor_func_name->type = IS_STRING; - destructor_func_name->value.str.val = estrndup("__destruct", sizeof("__destruct")-1); - destructor_func_name->value.str.len = sizeof("__destruct")-1; - - ZEND_INIT_SYMTABLE(&symbol_table); - - call_user_function_ex(NULL, &obj, destructor_func_name, &retval_ptr, 0, NULL, 0, &symbol_table TSRMLS_CC); - - zend_hash_destroy(&symbol_table); - zval_ptr_dtor(&obj); - zval_ptr_dtor(&destructor_func_name); - if (retval_ptr) { - zval_ptr_dtor(&retval_ptr); - } - } -} - - -static inline void zend_objects_destroy_object(zend_object *object, zend_object_handle handle TSRMLS_DC) -{ - zend_objects_call_destructor(object, handle TSRMLS_CC); - /* Nuke the object */ - zend_hash_destroy(object->properties); - efree(object->properties); - -} - - -void zend_objects_call_destructors(zend_objects *objects TSRMLS_DC) -{ - zend_uint i = 1; - - for (i = 1; i < objects->top ; i++) { - if (EG(objects).object_buckets[i].valid) { - EG(objects).object_buckets[i].destructor_called = 1; - zend_objects_destroy_object(&EG(objects).object_buckets[i].bucket.obj.object, i TSRMLS_CC); - EG(objects).object_buckets[i].valid = 0; - } - } -} - - -zend_object_value zend_objects_new(zend_object **object, zend_class_entry *class_type) -{ - zend_object_handle handle; - zend_object_value retval; - - TSRMLS_FETCH(); - - if (EG(objects).free_list_head != -1) { - handle = EG(objects).free_list_head; - EG(objects).free_list_head = EG(objects).object_buckets[handle].bucket.free_list.next; - } else { - if (EG(objects).top == EG(objects).size) { - EG(objects).size <<= 1; - EG(objects).object_buckets = (zend_object_bucket *) erealloc(EG(objects).object_buckets, EG(objects).size * sizeof(zend_object_bucket)); - } - handle = EG(objects).top++; - } - EG(objects).object_buckets[handle].valid = 1; - EG(objects).object_buckets[handle].destructor_called = 0; - EG(objects).object_buckets[handle].bucket.obj.refcount = 1; - - *object = &EG(objects).object_buckets[handle].bucket.obj.object; - - (*object)->ce = class_type; - - retval.handle = handle; - retval.handlers = &std_object_handlers; -#if ZEND_DEBUG_OBJECTS - fprintf(stderr, "Allocated object id #%d\n", handle); -#endif - return retval; -} - -zend_object *zend_objects_get_address(zval *zobject) -{ - zend_object_handle handle = Z_OBJ_HANDLE_P(zobject); - TSRMLS_FETCH(); - - if (!EG(objects).object_buckets[handle].valid) { - zend_error(E_ERROR, "Trying to access invalid object"); - } - return &EG(objects).object_buckets[handle].bucket.obj.object; -} - -void zend_objects_add_ref(zval *object TSRMLS_DC) -{ - zend_object_handle handle = Z_OBJ_HANDLE_P(object); - - if (!EG(objects).object_buckets[handle].valid) { - zend_error(E_ERROR, "Trying to add reference to invalid object"); - } - - EG(objects).object_buckets[handle].bucket.obj.refcount++; -#if ZEND_DEBUG_OBJECTS - fprintf(stderr, "Increased refcount of object id #%d\n", handle); -#endif -} - -void zend_objects_delete_obj(zval *zobject TSRMLS_DC) -{ - zend_object *object; - zend_object_handle handle = Z_OBJ_HANDLE_P(zobject); - - if (!EG(objects).object_buckets[handle].valid) { - zend_error(E_ERROR, "Trying to delete invalid object"); - } - - object = &EG(objects).object_buckets[handle].bucket.obj.object; - - if (!EG(objects).object_buckets[handle].destructor_called) { - EG(objects).object_buckets[handle].destructor_called = 1; - zend_objects_destroy_object(object, handle TSRMLS_CC); - } - - EG(objects).object_buckets[handle].valid = 0; - -#if ZEND_DEBUG_OBJECTS - fprintf(stderr, "Deleted object id #%d\n", handle); -#endif - -} - -#define ZEND_OBJECTS_ADD_TO_FREE_LIST() \ - EG(objects).object_buckets[handle].bucket.free_list.next = EG(objects).free_list_head; \ - EG(objects).free_list_head = handle; \ - EG(objects).object_buckets[handle].valid = 0; - -void zend_objects_del_ref(zval *zobject TSRMLS_DC) -{ - zend_object_handle handle = Z_OBJ_HANDLE_P(zobject); - - if (--EG(objects).object_buckets[handle].bucket.obj.refcount == 0) { - zend_object *object; - do { - if (EG(objects).object_buckets[handle].valid) { - if (!EG(objects).object_buckets[handle].destructor_called) { - object = &EG(objects).object_buckets[handle].bucket.obj.object; - EG(objects).object_buckets[handle].destructor_called = 1; - zend_objects_destroy_object(object, handle TSRMLS_CC); - if (EG(objects).object_buckets[handle].bucket.obj.refcount == 0) { - ZEND_OBJECTS_ADD_TO_FREE_LIST(); - } - break; - } - } - ZEND_OBJECTS_ADD_TO_FREE_LIST(); - } while (0); - -#if ZEND_DEBUG_OBJECTS - fprintf(stderr, "Deallocated object id #%d\n", handle); -#endif - } -#if ZEND_DEBUG_OBJECTS - else { - fprintf(stderr, "Decreased refcount of object id #%d\n", handle); - } -#endif -} - -zend_object_value zend_objects_clone_obj(zval *zobject TSRMLS_DC) -{ - zend_object_value retval; - zend_object *old_object; - zend_object *new_object; - zend_object_handle handle = Z_OBJ_HANDLE_P(zobject); - - - if (!EG(objects).object_buckets[handle].valid) { - zend_error(E_ERROR, "Trying to clone invalid object"); - } - - old_object = &EG(objects).object_buckets[handle].bucket.obj.object; - retval = zend_objects_new(&new_object, old_object->ce); - - if (old_object->ce->clone) { - zval *old_obj; - zval *new_obj; - zval *clone_func_name; - zval *retval_ptr; - HashTable symbol_table; - - MAKE_STD_ZVAL(new_obj); - new_obj->type = IS_OBJECT; - new_obj->value.obj = retval; - zval_copy_ctor(new_obj); - - MAKE_STD_ZVAL(old_obj); - old_obj->type = IS_OBJECT; - old_obj->value.obj.handle = handle; - old_obj->value.obj.handlers = &std_object_handlers; /* If we reached here than the handlers are standrd */ - zval_copy_ctor(old_obj); - - /* FIXME: Optimize this so that we use the old_object->ce->clone function pointer instead of the name */ - MAKE_STD_ZVAL(clone_func_name); - clone_func_name->type = IS_STRING; - clone_func_name->value.str.val = estrndup("__clone", sizeof("__clone")-1); - clone_func_name->value.str.len = sizeof("__clone")-1; - - ALLOC_HASHTABLE(new_object->properties); - zend_hash_init(new_object->properties, 0, NULL, ZVAL_PTR_DTOR, 0); - - ZEND_INIT_SYMTABLE(&symbol_table); - ZEND_SET_SYMBOL(&symbol_table, "clone", old_obj); - - call_user_function_ex(NULL, &new_obj, clone_func_name, &retval_ptr, 0, NULL, 0, &symbol_table TSRMLS_CC); - - zend_hash_destroy(&symbol_table); - zval_ptr_dtor(&new_obj); - zval_ptr_dtor(&clone_func_name); - zval_ptr_dtor(&retval_ptr); - } else { - ALLOC_HASHTABLE(new_object->properties); - zend_hash_init(new_object->properties, 0, NULL, ZVAL_PTR_DTOR, 0); - zend_hash_copy(new_object->properties, old_object->properties, (copy_ctor_func_t) zval_add_ref, (void *) NULL /* Not used anymore */, sizeof(zval *)); - } - - return retval; -} |