1/* 2 * Copyright (C) 2013 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 DatabaseToWebProcessConnection_h 27#define DatabaseToWebProcessConnection_h 28 29#include "Connection.h" 30#include "DatabaseProcessIDBConnection.h" 31#include "MessageSender.h" 32 33#include <wtf/HashMap.h> 34 35#if ENABLE(DATABASE_PROCESS) 36 37namespace WebKit { 38 39class DatabaseToWebProcessConnection : public RefCounted<DatabaseToWebProcessConnection>, public IPC::Connection::Client, public IPC::MessageSender { 40public: 41 static PassRefPtr<DatabaseToWebProcessConnection> create(IPC::Connection::Identifier); 42 ~DatabaseToWebProcessConnection(); 43 44 IPC::Connection* connection() const { return m_connection.get(); } 45 46private: 47 DatabaseToWebProcessConnection(IPC::Connection::Identifier); 48 49 // IPC::Connection::Client 50 virtual void didReceiveMessage(IPC::Connection*, IPC::MessageDecoder&) override; 51 virtual void didReceiveSyncMessage(IPC::Connection*, IPC::MessageDecoder&, std::unique_ptr<IPC::MessageEncoder>&) override; 52 virtual void didClose(IPC::Connection*) override; 53 virtual void didReceiveInvalidMessage(IPC::Connection*, IPC::StringReference messageReceiverName, IPC::StringReference messageName) override; 54 void didReceiveDatabaseToWebProcessConnectionMessage(IPC::Connection*, IPC::MessageDecoder&); 55 56 // IPC::MessageSender 57 virtual IPC::Connection* messageSenderConnection() override { return m_connection.get(); } 58 virtual uint64_t messageSenderDestinationID() override { return 0; } 59 60#if ENABLE(INDEXED_DATABASE) 61 // Messages handlers 62 void establishIDBConnection(uint64_t serverConnectionIdentifier); 63 void removeDatabaseProcessIDBConnection(uint64_t serverConnectionIdentifier); 64 65 typedef HashMap<uint64_t, RefPtr<DatabaseProcessIDBConnection>> IDBConnectionMap; 66 IDBConnectionMap m_idbConnections; 67#endif // ENABLE(INDEXED_DATABASE) 68 69 RefPtr<IPC::Connection> m_connection; 70}; 71 72} // namespace WebKit 73 74#endif // ENABLE(DATABASE_PROCESS) 75#endif // DatabaseToWebProcessConnection_h 76