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 PluginProcess_h
27#define PluginProcess_h
28
29#if ENABLE(PLUGIN_PROCESS)
30
31#include "ChildProcess.h"
32#include "RunLoop.h"
33#include <wtf/Forward.h>
34#include <wtf/text/WTFString.h>
35
36namespace WebKit {
37
38class NetscapePluginModule;
39class WebProcessConnection;
40struct PluginProcessCreationParameters;
41
42class PluginProcess : ChildProcess {
43    WTF_MAKE_NONCOPYABLE(PluginProcess);
44public:
45    static PluginProcess& shared();
46
47    void initialize(CoreIPC::Connection::Identifier, RunLoop*);
48    void removeWebProcessConnection(WebProcessConnection* webProcessConnection);
49
50    NetscapePluginModule* netscapePluginModule();
51
52#if PLATFORM(MAC)
53    void initializeShim();
54
55    void setModalWindowIsShowing(bool);
56    void setFullscreenWindowIsShowing(bool);
57
58#if USE(ACCELERATED_COMPOSITING)
59    mach_port_t compositingRenderServerPort() const { return m_compositingRenderServerPort; }
60#endif
61#endif
62
63private:
64    PluginProcess();
65    ~PluginProcess();
66
67    // ChildProcess
68    virtual bool shouldTerminate();
69
70    // CoreIPC::Connection::Client
71    virtual void didReceiveMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*);
72    virtual void didClose(CoreIPC::Connection*);
73    virtual void didReceiveInvalidMessage(CoreIPC::Connection*, CoreIPC::MessageID);
74    virtual void syncMessageSendTimedOut(CoreIPC::Connection*);
75
76    // Message handlers.
77    void didReceivePluginProcessMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*);
78    void initializePluginProcess(const PluginProcessCreationParameters&);
79    void createWebProcessConnection();
80    void getSitesWithData(uint64_t callbackID);
81    void clearSiteData(const Vector<String>& sites, uint64_t flags, uint64_t maxAgeInSeconds, uint64_t callbackID);
82
83    void platformInitialize(const PluginProcessCreationParameters&);
84
85    // The connection to the UI process.
86    RefPtr<CoreIPC::Connection> m_connection;
87
88    // Our web process connections.
89    Vector<RefPtr<WebProcessConnection> > m_webProcessConnections;
90
91    // The plug-in path.
92    String m_pluginPath;
93
94    // The plug-in module.
95    RefPtr<NetscapePluginModule> m_pluginModule;
96
97#if USE(ACCELERATED_COMPOSITING) && PLATFORM(MAC)
98    // The Mach port used for accelerated compositing.
99    mach_port_t m_compositingRenderServerPort;
100#endif
101
102};
103
104} // namespace WebKit
105
106#endif // ENABLE(PLUGIN_PROCESS)
107
108#endif // PluginProcess_h
109