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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(char const* data, size_t length, FdSets const& fds) override;
38 
39  void async_receive_msg(MirReadHandler const& handler, boost::asio::mutable_buffers_1 const& buffer);
40  boost::system::error_code receive_msg(boost::asio::mutable_buffers_1 const& buffer);
41  size_t available_bytes() override;
42  pid_t client_pid();
43 
44 private:
45  std::shared_ptr<boost::asio::local::stream_protocol::socket> socket;
46 
47  std::mutex message_lock;
48  std::vector<char> whole_message;
49 
50  void send_fds_locked(std::unique_lock<std::mutex> const& lock, std::vector<int32_t> const& fds);
51 };
52 }
53 }
54 }
55 
56 #endif /* MIR_FRONTEND_SOCKET_MESSENGER_H_ */
Definition: socket_messenger.h:31
std::initializer_list< std::vector< int32_t > > FdSets
Definition: fd_sets.h:31
Definition: message_sender.h:31
void send(char const *data, size_t length, FdSets const &fds) override
Definition: socket_messenger.cpp:50
SocketMessenger(std::shared_ptr< boost::asio::local::stream_protocol::socket > const &socket)
Definition: socket_messenger.cpp:32
boost::system::error_code receive_msg(boost::asio::mutable_buffers_1 const &buffer)
Definition: socket_messenger.cpp:127
pid_t client_pid()
Definition: socket_messenger.cpp:38
Definition: message_receiver.h:30
std::function< void(boost::system::error_code const &, size_t)> MirReadHandler
Definition: message_receiver.h:34
void async_receive_msg(MirReadHandler const &handler, boost::asio::mutable_buffers_1 const &buffer)
Definition: socket_messenger.cpp:116
size_t available_bytes() override
Definition: socket_messenger.cpp:139

Copyright © 2012,2013 Canonical Ltd.
Generated on Fri Apr 11 21:14:53 UTC 2014