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 "PluginProcessConnectionManager.h"
28
29 #if ENABLE(PLUGIN_PROCESS)
30
31 #include "ArgumentDecoder.h"
32 #include "ArgumentEncoder.h"
33 #include "PluginProcessConnection.h"
34 #include "WebCoreArgumentCoders.h"
35 #include "WebProcess.h"
36 #include "WebProcessProxyMessages.h"
37 #include <wtf/StdLibExtras.h>
38
39 #if PLATFORM(MAC)
40 #include "MachPort.h"
41 #endif
42
43 namespace WebKit {
44
shared()45 PluginProcessConnectionManager& PluginProcessConnectionManager::shared()
46 {
47 DEFINE_STATIC_LOCAL(PluginProcessConnectionManager, pluginProcessConnectionManager, ());
48 return pluginProcessConnectionManager;
49 }
50
PluginProcessConnectionManager()51 PluginProcessConnectionManager::PluginProcessConnectionManager()
52 {
53 }
54
~PluginProcessConnectionManager()55 PluginProcessConnectionManager::~PluginProcessConnectionManager()
56 {
57 }
58
getPluginProcessConnection(const String & pluginPath)59 PluginProcessConnection* PluginProcessConnectionManager::getPluginProcessConnection(const String& pluginPath)
60 {
61 for (size_t i = 0; i < m_pluginProcessConnections.size(); ++i) {
62 if (m_pluginProcessConnections[i]->pluginPath() == pluginPath)
63 return m_pluginProcessConnections[i].get();
64 }
65
66 CoreIPC::Connection::Identifier connectionIdentifier;
67 #if PLATFORM(MAC)
68 CoreIPC::MachPort connectionMachPort;
69
70 if (!WebProcess::shared().connection()->sendSync(Messages::WebProcessProxy::GetPluginProcessConnection(pluginPath), Messages::WebProcessProxy::GetPluginProcessConnection::Reply(connectionMachPort), 0))
71 return 0;
72
73 connectionIdentifier = connectionMachPort.port();
74 #else
75 // FIXME: Implement.
76 connectionIdentifier = 0;
77 ASSERT_NOT_REACHED();
78 #endif
79 if (!connectionIdentifier)
80 return 0;
81
82 RefPtr<PluginProcessConnection> pluginProcessConnection = PluginProcessConnection::create(this, pluginPath, connectionIdentifier);
83 m_pluginProcessConnections.append(pluginProcessConnection);
84
85 return pluginProcessConnection.get();
86 }
87
removePluginProcessConnection(PluginProcessConnection * pluginProcessConnection)88 void PluginProcessConnectionManager::removePluginProcessConnection(PluginProcessConnection* pluginProcessConnection)
89 {
90 size_t vectorIndex = m_pluginProcessConnections.find(pluginProcessConnection);
91 ASSERT(vectorIndex != notFound);
92
93 m_pluginProcessConnections.remove(vectorIndex);
94 }
95
96 } // namespace WebKit
97
98 #endif // ENABLE(PLUGIN_PROCESS)
99