SerialDeviceManager.h

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/* Copyright 2013-2019 Homegear GmbH
 *
 * libhomegear-base is free software: you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 * 
 * libhomegear-base 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 Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with libhomegear-base.  If not, see
 * <http://www.gnu.org/licenses/>.
 * 
 * In addition, as a special exception, the copyright holders give
 * permission to link the code of portions of this program with the
 * OpenSSL library under certain conditions as described in each
 * individual source file, and distribute linked combinations
 * including the two.
 * You must obey the GNU Lesser General Public License in all respects
 * for all of the code used other than OpenSSL.  If you modify
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*/

#ifndef DEVICEMANAGER_H_
#define DEVICEMANAGER_H_

#include "../Sockets/SerialReaderWriter.h"

#include <memory>
#include <string>
#include <map>
#include <mutex>

namespace BaseLib
{

class SharedObjects;

/*
 * This class is used, when a device needs to be accessible from different modules.
 */
class SerialDeviceManager
{
public:
    SerialDeviceManager();
    virtual ~SerialDeviceManager() {}
    void init(BaseLib::SharedObjects* baseLib);

    virtual void add(const std::string& device, std::shared_ptr<SerialReaderWriter> readerWriter);
    virtual std::shared_ptr<SerialReaderWriter> create(std::string device, int32_t baudrate, int32_t flags, bool createLockFile, int32_t readThreadPriority);
    virtual std::shared_ptr<SerialReaderWriter> get(const std::string& device);
    virtual void remove(const std::string& device);
private:
    BaseLib::SharedObjects* _bl = nullptr;
    std::mutex _devicesMutex;
    std::map<std::string, std::shared_ptr<SerialReaderWriter>> _devices;
};
}
#endif