snapcast/server/controlSession.h
badaix b20add3815 add clang-format file
reformat code
2019-09-24 22:42:36 +02:00

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/***
This file is part of snapcast
Copyright (C) 2014-2019 Johannes Pohl
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
***/
#ifndef CONTROL_SESSION_H
#define CONTROL_SESSION_H
#include "common/queue.h"
#include "message/message.h"
#include <asio.hpp>
#include <atomic>
#include <condition_variable>
#include <memory>
#include <mutex>
#include <set>
#include <string>
#include <thread>
using asio::ip::tcp;
class ControlSession;
/// Interface: callback for a received message.
class ControlMessageReceiver
{
public:
virtual void onMessageReceived(ControlSession* connection, const std::string& message) = 0;
};
/// Endpoint for a connected control client.
/**
* Endpoint for a connected control client.
* Messages are sent to the client with the "send" method.
* Received messages from the client are passed to the ControlMessageReceiver callback
*/
class ControlSession
{
public:
/// ctor. Received message from the client are passed to MessageReceiver
ControlSession(ControlMessageReceiver* receiver, std::shared_ptr<tcp::socket> socket);
~ControlSession();
void start();
void stop();
/// Sends a message to the client (synchronous)
bool send(const std::string& message) const;
/// Sends a message to the client (asynchronous)
void sendAsync(const std::string& message);
bool active() const
{
return active_;
}
protected:
void reader();
void writer();
std::atomic<bool> active_;
mutable std::recursive_mutex activeMutex_;
mutable std::recursive_mutex socketMutex_;
std::thread readerThread_;
std::thread writerThread_;
std::shared_ptr<tcp::socket> socket_;
ControlMessageReceiver* messageReceiver_;
Queue<std::string> messages_;
};
#endif