1/*
2 * Copyright (C) 2006 Apple Computer, Inc.  All rights reserved.
3 * Copyright (C) 2007 Eric Seidel <eric@webkit.org>
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#include "config.h"
28#include "JSCallbackObject.h"
29
30#include "Heap.h"
31#include <wtf/text/StringHash.h>
32
33namespace JSC {
34
35ASSERT_CLASS_FITS_IN_CELL(JSCallbackObject<JSObjectWithGlobalObject>);
36ASSERT_CLASS_FITS_IN_CELL(JSCallbackObject<JSGlobalObject>);
37
38// Define the two types of JSCallbackObjects we support.
39template <> const ClassInfo JSCallbackObject<JSObjectWithGlobalObject>::s_info = { "CallbackObject", &JSObjectWithGlobalObject::s_info, 0, 0 };
40template <> const ClassInfo JSCallbackObject<JSGlobalObject>::s_info = { "CallbackGlobalObject", &JSGlobalObject::s_info, 0, 0 };
41
42void JSCallbackObjectData::finalize(Handle<Unknown> handle, void* context)
43{
44    JSClassRef jsClass = static_cast<JSClassRef>(context);
45    JSObjectRef thisRef = toRef(asObject(handle.get()));
46
47    for (; jsClass; jsClass = jsClass->parentClass)
48        if (JSObjectFinalizeCallback finalize = jsClass->finalize)
49            finalize(thisRef);
50    HandleSlot slot = handle.slot();
51    HandleHeap::heapFor(slot)->deallocate(slot);
52}
53
54} // namespace JSC
55