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#ifndef MessageSender_h
27#define MessageSender_h
28
29#include <wtf/Assertions.h>
30#include "Connection.h"
31
32namespace CoreIPC {
33
34template<typename T> class MessageSender {
35public:
36    template<typename U> bool send(const U& message)
37    {
38        return send(message, static_cast<T*>(this)->destinationID());
39    }
40
41    template<typename U> bool send(const U& message, uint64_t destinationID)
42    {
43        OwnPtr<ArgumentEncoder> argumentEncoder = ArgumentEncoder::create(destinationID);
44        argumentEncoder->encode(message);
45
46        return static_cast<T*>(this)->sendMessage(MessageID(U::messageID), argumentEncoder.release());
47    }
48
49    bool sendMessage(MessageID messageID, PassOwnPtr<ArgumentEncoder> argumentEncoder)
50    {
51        Connection* connection = static_cast<T*>(this)->connection();
52        ASSERT(connection);
53
54        return connection->sendMessage(messageID, argumentEncoder);
55    }
56
57    template<typename U> bool sendSync(const U& message, const typename U::Reply& reply, double timeout = Connection::NoTimeout)
58    {
59        return sendSync(message, reply, static_cast<T*>(this)->destinationID(), timeout);
60    }
61
62    template<typename U> bool sendSync(const U& message, const typename U::Reply& reply, uint64_t destinationID, double timeout = Connection::NoTimeout)
63    {
64        Connection* connection = static_cast<T*>(this)->connection();
65        ASSERT(connection);
66
67        return connection->sendSync(message, reply, destinationID, timeout);
68    }
69};
70
71} // namespace CoreIPC
72
73#endif // MessageSender_h
74