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socket_messenger.h
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1 /*
2  * Copyright © 2013 Canonical Ltd.
3  *
4  * This program is free software: you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License version 3 as
6  * published by the Free Software Foundation.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11  * GNU General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License
14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
15  *
16  * Authored by: Kevin DuBois <kevin.dubois@canonical.com>
17  */
18 
19 #ifndef MIR_FRONTEND_SOCKET_MESSENGER_H_
20 #define MIR_FRONTEND_SOCKET_MESSENGER_H_
21 #include "message_sender.h"
22 #include "message_receiver.h"
23 #include <mutex>
24 
25 namespace mir
26 {
27 namespace frontend
28 {
29 namespace detail
30 {
32  public MessageReceiver
33 {
34 public:
35  SocketMessenger(std::shared_ptr<boost::asio::local::stream_protocol::socket> const& socket);
36 
37  void send(std::string const& body);
38  void send(std::string const& body, FdSets const& fd_set);
39 
40  void async_receive_msg(MirReadHandler const& handler, boost::asio::streambuf& buffer, size_t size);
41  pid_t client_pid();
42 
43 private:
44  std::shared_ptr<boost::asio::local::stream_protocol::socket> socket;
45 
46  std::mutex message_lock;
47  std::vector<char> whole_message;
48 
49  void send_fds_locked(std::unique_lock<std::mutex> const& lock, std::vector<int32_t> const& fds);
50 };
51 }
52 }
53 }
54 
55 #endif /* MIR_FRONTEND_SOCKET_MESSENGER_H_ */

Copyright © 2012,2013 Canonical Ltd.
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