1/*
2 * Copyright (C) 2018 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#pragma once
27
28#include "MessagePortChannel.h"
29#include "MessagePortChannelProvider.h"
30#include "MessagePortIdentifier.h"
31#include "ProcessIdentifier.h"
32#include <wtf/HashMap.h>
33
34namespace WebCore {
35
36class MessagePortChannelRegistry {
37public:
38 WEBCORE_EXPORT MessagePortChannelRegistry(MessagePortChannelProvider&);
39 WEBCORE_EXPORT ~MessagePortChannelRegistry();
40
41 WEBCORE_EXPORT void didCreateMessagePortChannel(const MessagePortIdentifier& port1, const MessagePortIdentifier& port2);
42 WEBCORE_EXPORT void didEntangleLocalToRemote(const MessagePortIdentifier& local, const MessagePortIdentifier& remote, ProcessIdentifier);
43 WEBCORE_EXPORT void didDisentangleMessagePort(const MessagePortIdentifier& local);
44 WEBCORE_EXPORT void didCloseMessagePort(const MessagePortIdentifier& local);
45 WEBCORE_EXPORT bool didPostMessageToRemote(MessageWithMessagePorts&&, const MessagePortIdentifier& remoteTarget);
46 WEBCORE_EXPORT void takeAllMessagesForPort(const MessagePortIdentifier&, Function<void(Vector<MessageWithMessagePorts>&&, Function<void()>&&)>&&);
47 WEBCORE_EXPORT void checkRemotePortForActivity(const MessagePortIdentifier& remoteTarget, CompletionHandler<void(MessagePortChannelProvider::HasActivity)>&& callback);
48
49 WEBCORE_EXPORT MessagePortChannel* existingChannelContainingPort(const MessagePortIdentifier&);
50
51 WEBCORE_EXPORT void messagePortChannelCreated(MessagePortChannel&);
52 WEBCORE_EXPORT void messagePortChannelDestroyed(MessagePortChannel&);
53
54 MessagePortChannelProvider& provider() { return m_provider; }
55
56private:
57 HashMap<MessagePortIdentifier, MessagePortChannel*> m_openChannels;
58 MessagePortChannelProvider& m_provider;
59
60};
61
62} // namespace WebCore
63