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