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/*
* Copyright (C) 2010 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "PluginProcessConnectionManager.h"
#if ENABLE(PLUGIN_PROCESS)
#include "ArgumentDecoder.h"
#include "ArgumentEncoder.h"
#include "PluginProcessConnection.h"
#include "WebCoreArgumentCoders.h"
#include "WebProcess.h"
#include "WebProcessProxyMessages.h"
#if PLATFORM(MAC)
#include "MachPort.h"
#endif
namespace WebKit {
PluginProcessConnectionManager::PluginProcessConnectionManager()
{
}
PluginProcessConnectionManager::~PluginProcessConnectionManager()
{
}
PluginProcessConnection* PluginProcessConnectionManager::getPluginProcessConnection(const String& pluginPath, PluginProcess::Type processType)
{
for (size_t i = 0; i < m_pluginProcessConnections.size(); ++i) {
RefPtr<PluginProcessConnection>& pluginProcessConnection = m_pluginProcessConnections[i];
if (pluginProcessConnection->pluginPath() == pluginPath && pluginProcessConnection->processType() == processType)
return pluginProcessConnection.get();
}
CoreIPC::Attachment encodedConnectionIdentifier;
bool supportsAsynchronousInitialization;
if (!WebProcess::shared().connection()->sendSync(Messages::WebProcessProxy::GetPluginProcessConnection(pluginPath, processType),
Messages::WebProcessProxy::GetPluginProcessConnection::Reply(encodedConnectionIdentifier, supportsAsynchronousInitialization), 0))
return 0;
#if PLATFORM(MAC)
CoreIPC::Connection::Identifier connectionIdentifier(encodedConnectionIdentifier.port());
if (CoreIPC::Connection::identifierIsNull(connectionIdentifier))
return 0;
#elif USE(UNIX_DOMAIN_SOCKETS)
CoreIPC::Connection::Identifier connectionIdentifier = encodedConnectionIdentifier.fileDescriptor();
if (connectionIdentifier == -1)
return 0;
#endif
RefPtr<PluginProcessConnection> pluginProcessConnection = PluginProcessConnection::create(this, pluginPath, processType, connectionIdentifier, supportsAsynchronousInitialization);
m_pluginProcessConnections.append(pluginProcessConnection);
{
MutexLocker locker(m_pathsAndConnectionsMutex);
ASSERT(!m_pathsAndConnections.contains(std::make_pair(pluginProcessConnection->pluginPath(), processType)));
m_pathsAndConnections.set(std::make_pair(pluginPath, processType), pluginProcessConnection->connection());
}
return pluginProcessConnection.get();
}
void PluginProcessConnectionManager::removePluginProcessConnection(PluginProcessConnection* pluginProcessConnection)
{
size_t vectorIndex = m_pluginProcessConnections.find(pluginProcessConnection);
ASSERT(vectorIndex != notFound);
{
MutexLocker locker(m_pathsAndConnectionsMutex);
ASSERT(m_pathsAndConnections.contains(std::make_pair(pluginProcessConnection->pluginPath(), pluginProcessConnection->processType())));
m_pathsAndConnections.remove(std::make_pair(pluginProcessConnection->pluginPath(), pluginProcessConnection->processType()));
}
m_pluginProcessConnections.remove(vectorIndex);
}
void PluginProcessConnectionManager::pluginProcessCrashed(const String& pluginPath, PluginProcess::Type processType)
{
MutexLocker locker(m_pathsAndConnectionsMutex);
CoreIPC::Connection* connection = m_pathsAndConnections.get(std::make_pair(pluginPath, processType)).get();
// It's OK for connection to be null here; it will happen if this web process doesn't know
// anything about the plug-in process.
if (!connection)
return;
connection->postConnectionDidCloseOnConnectionWorkQueue();
}
} // namespace WebKit
#endif // ENABLE(PLUGIN_PROCESS)
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