1/* 2 * Copyright (C) 2010 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#include "config.h" 27#include "JSWeakObjectMapRefPrivate.h" 28 29#include "APICast.h" 30#include "APIShims.h" 31#include "JSCallbackObject.h" 32#include "JSValue.h" 33#include "JSWeakObjectMapRefInternal.h" 34#include <wtf/HashMap.h> 35#include <wtf/text/StringHash.h> 36 37using namespace WTF; 38using namespace JSC; 39 40#ifdef __cplusplus 41extern "C" { 42#endif 43 44JSWeakObjectMapRef JSWeakObjectMapCreate(JSContextRef context, void* privateData, JSWeakMapDestroyedCallback callback) 45{ 46 ExecState* exec = toJS(context); 47 APIEntryShim entryShim(exec); 48 RefPtr<OpaqueJSWeakObjectMap> map = OpaqueJSWeakObjectMap::create(privateData, callback); 49 exec->lexicalGlobalObject()->registerWeakMap(map.get()); 50 return map.get(); 51} 52 53void JSWeakObjectMapSet(JSContextRef ctx, JSWeakObjectMapRef map, void* key, JSObjectRef object) 54{ 55 ExecState* exec = toJS(ctx); 56 APIEntryShim entryShim(exec); 57 JSObject* obj = toJS(object); 58 if (!obj) 59 return; 60 ASSERT(obj->inherits(&JSCallbackObject<JSGlobalObject>::s_info) || obj->inherits(&JSCallbackObject<JSObjectWithGlobalObject>::s_info)); 61 map->map().set(exec->globalData(), key, obj); 62} 63 64JSObjectRef JSWeakObjectMapGet(JSContextRef ctx, JSWeakObjectMapRef map, void* key) 65{ 66 ExecState* exec = toJS(ctx); 67 APIEntryShim entryShim(exec); 68 return toRef(static_cast<JSObject*>(map->map().get(key))); 69} 70 71// We need to keep this function in the build to keep the nightlies running. 72JS_EXPORT bool JSWeakObjectMapClear(JSContextRef, JSWeakObjectMapRef, void*, JSObjectRef); 73bool JSWeakObjectMapClear(JSContextRef, JSWeakObjectMapRef, void*, JSObjectRef) 74{ 75 return true; 76} 77 78#ifdef __cplusplus 79} 80#endif 81