1 /* 2 * Copyright (C) 2006 Apple Computer, Inc. All rights reserved. 3 * Copyright (C) 2007 Eric Seidel <eric (at) 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 33 namespace JSC { 34 35 ASSERT_CLASS_FITS_IN_CELL(JSCallbackObject<JSObjectWithGlobalObject>); 36 ASSERT_CLASS_FITS_IN_CELL(JSCallbackObject<JSGlobalObject>); 37 38 // Define the two types of JSCallbackObjects we support. 39 template <> const ClassInfo JSCallbackObject<JSObjectWithGlobalObject>::s_info = { "CallbackObject", &JSObjectWithGlobalObject::s_info, 0, 0 }; 40 template <> const ClassInfo JSCallbackObject<JSGlobalObject>::s_info = { "CallbackGlobalObject", &JSGlobalObject::s_info, 0, 0 }; 41 42 void 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
