2 * Copyright (C) 2011 Apple Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
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13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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27 #include "WebConnectionToWebProcess.h"
29 #include "WebConnectionMessageKinds.h"
30 #include "WebContextUserMessageCoders.h"
31 #include "WebProcessProxy.h"
33 using namespace WebCore;
37 PassRefPtr<WebConnectionToWebProcess> WebConnectionToWebProcess::create(WebProcessProxy* process, CoreIPC::Connection::Identifier connectionIdentifier, RunLoop* runLoop)
39 return adoptRef(new WebConnectionToWebProcess(process, connectionIdentifier, runLoop));
42 WebConnectionToWebProcess::WebConnectionToWebProcess(WebProcessProxy* process, CoreIPC::Connection::Identifier connectionIdentifier, RunLoop* runLoop)
44 , m_connection(CoreIPC::Connection::createServerConnection(connectionIdentifier, this, runLoop))
47 m_connection->setShouldCloseConnectionOnMachExceptions();
49 m_connection->setShouldCloseConnectionOnProcessTermination(process->processIdentifier());
53 void WebConnectionToWebProcess::invalidate()
55 m_connection->invalidate();
56 m_connection = nullptr;
62 void WebConnectionToWebProcess::postMessage(const String& messageName, APIObject* messageBody)
64 // We need to check if we have an underlying process here since a user of the API can hold
65 // onto us and call postMessage even after the process has been invalidated.
69 m_process->deprecatedSend(WebConnectionLegacyMessage::PostMessage, 0, CoreIPC::In(messageName, WebContextUserMessageEncoder(messageBody)));
72 // CoreIPC::Connection::Client
74 void WebConnectionToWebProcess::didReceiveMessage(CoreIPC::Connection* connection, CoreIPC::MessageID messageID, CoreIPC::ArgumentDecoder* arguments)
76 if (messageID.is<CoreIPC::MessageClassWebConnectionLegacy>()) {
77 switch (messageID.get<WebConnectionLegacyMessage::Kind>()) {
78 case WebConnectionLegacyMessage::PostMessage: {
80 RefPtr<APIObject> messageBody;
81 WebContextUserMessageDecoder messageDecoder(messageBody, m_process->context());
82 if (!arguments->decode(CoreIPC::Out(messageName, messageDecoder)))
85 forwardDidReceiveMessageToClient(messageName, messageBody.get());
92 m_process->didReceiveMessage(connection, messageID, arguments);
95 void WebConnectionToWebProcess::didReceiveSyncMessage(CoreIPC::Connection* connection, CoreIPC::MessageID messageID, CoreIPC::ArgumentDecoder* arguments, OwnPtr<CoreIPC::ArgumentEncoder>& reply)
97 m_process->didReceiveSyncMessage(connection, messageID, arguments, reply);
100 void WebConnectionToWebProcess::didClose(CoreIPC::Connection* connection)
102 RefPtr<WebConnectionToWebProcess> protector(this);
104 m_process->didClose(connection);
106 // Tell the API client that the connection closed.
107 m_client.didClose(this);
110 void WebConnectionToWebProcess::didReceiveInvalidMessage(CoreIPC::Connection* connection, CoreIPC::MessageID messageID)
112 RefPtr<WebConnectionToWebProcess> protector = this;
113 RefPtr<WebProcessProxy> process = m_process;
115 // This will invalidate the CoreIPC::Connection and the WebProcessProxy member
116 // variables, so we should be careful not to use them after this call.
117 process->didReceiveInvalidMessage(connection, messageID);
119 // Since we've invalidated the connection we'll never get a CoreIPC::Connection::Client::didClose
120 // callback so we'll explicitly call it here instead.
121 process->didClose(connection);
123 // Tell the API client that the connection closed.
124 m_client.didClose(this);
127 void WebConnectionToWebProcess::syncMessageSendTimedOut(CoreIPC::Connection* connection)
129 m_process->syncMessageSendTimedOut(connection);
133 Vector<HWND> WebConnectionToWebProcess::windowsToReceiveSentMessagesWhileWaitingForSyncReply()
135 return m_process->windowsToReceiveSentMessagesWhileWaitingForSyncReply();
139 } // namespace WebKit