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. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 *
25 */
26
27#ifndef WebToDatabaseProcessConnection_h
28#define WebToDatabaseProcessConnection_h
29
30#include "Connection.h"
31#include "MessageSender.h"
32#include <wtf/RefCounted.h>
33
34#if ENABLE(INDEXED_DATABASE)
35
36namespace WebKit {
37
38class WebIDBServerConnection;
39class WebProcessIDBDatabaseBackend;
40
41class WebToDatabaseProcessConnection : public RefCounted<WebToDatabaseProcessConnection>, public IPC::Connection::Client, public IPC::MessageSender {
42public:
43    static PassRefPtr<WebToDatabaseProcessConnection> create(IPC::Connection::Identifier connectionIdentifier)
44    {
45        return adoptRef(new WebToDatabaseProcessConnection(connectionIdentifier));
46    }
47    ~WebToDatabaseProcessConnection();
48
49    IPC::Connection* connection() const { return m_connection.get(); }
50
51    void registerWebIDBServerConnection(WebIDBServerConnection&);
52    void removeWebIDBServerConnection(WebIDBServerConnection&);
53
54private:
55    WebToDatabaseProcessConnection(IPC::Connection::Identifier);
56
57    // IPC::Connection::Client
58    virtual void didReceiveMessage(IPC::Connection*, IPC::MessageDecoder&) override;
59    virtual void didClose(IPC::Connection*) override;
60    virtual void didReceiveInvalidMessage(IPC::Connection*, IPC::StringReference messageReceiverName, IPC::StringReference messageName) override;
61
62    // IPC::MessageSender
63    virtual IPC::Connection* messageSenderConnection() override { return m_connection.get(); }
64    virtual uint64_t messageSenderDestinationID() override { return 0; }
65
66    RefPtr<IPC::Connection> m_connection;
67
68    HashMap<uint64_t, WebIDBServerConnection*> m_webIDBServerConnections;
69};
70
71} // namespace WebKit
72
73#endif // ENABLE(INDEXED_DATABASE)
74#endif // WebToDatabaseProcessConnection_h
75