WebProcessConnection.h revision 2daae5fd11344eaa88a0d92b0f6d65f8d2255c00 
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#ifndef WebProcessConnection_h
27#define WebProcessConnection_h
28
29#if ENABLE(PLUGIN_PROCESS)
30
31#include "Connection.h"
32#include "Plugin.h"
33#include <wtf/RefCounted.h>
34
35namespace WebKit {
36
37class NPRemoteObjectMap;
38class PluginControllerProxy;
39
40// A connection from a plug-in process to a web process.
41
42class WebProcessConnection : public RefCounted<WebProcessConnection>, CoreIPC::Connection::Client {
43public:
44    static PassRefPtr<WebProcessConnection> create(CoreIPC::Connection::Identifier);
45    virtual ~WebProcessConnection();
46
47    CoreIPC::Connection* connection() const { return m_connection.get(); }
48    NPRemoteObjectMap* npRemoteObjectMap() const { return m_npRemoteObjectMap.get(); }
49
50    void removePluginControllerProxy(PluginControllerProxy*, Plugin*);
51
52private:
53    WebProcessConnection(CoreIPC::Connection::Identifier);
54
55    void addPluginControllerProxy(PassOwnPtr<PluginControllerProxy>);
56
57    void destroyPluginControllerProxy(PluginControllerProxy*);
58
59    // CoreIPC::Connection::Client
60    virtual void didReceiveMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*);
61    virtual CoreIPC::SyncReplyMode didReceiveSyncMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*, CoreIPC::ArgumentEncoder*);
62    virtual void didClose(CoreIPC::Connection*);
63    virtual void didReceiveInvalidMessage(CoreIPC::Connection*, CoreIPC::MessageID);
64    virtual void syncMessageSendTimedOut(CoreIPC::Connection*);
65
66    // Message handlers.
67    CoreIPC::SyncReplyMode didReceiveSyncWebProcessConnectionMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*, CoreIPC::ArgumentEncoder*);
68    void createPlugin(uint64_t pluginInstanceID, const Plugin::Parameters&, const String& userAgent, bool isPrivateBrowsingEnabled, bool isAcceleratedCompositingEnabled, bool& result, uint32_t& remoteLayerClientID);
69    void destroyPlugin(uint64_t pluginInstanceID);
70
71    RefPtr<CoreIPC::Connection> m_connection;
72
73    HashMap<uint64_t, PluginControllerProxy*> m_pluginControllers;
74    RefPtr<NPRemoteObjectMap> m_npRemoteObjectMap;
75};
76
77} // namespace WebKit
78
79#endif // ENABLE(PLUGIN_PROCESS)
80
81
82#endif // WebProcessConnection_h
83