nymea-plugins-modbus/sma/speedwire/speedwirediscovery.h

111 lines
3.7 KiB
C++

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Copyright 2013 - 2022, nymea GmbH
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* with nymea GmbH in accordance with the terms of use of nymea GmbH, available
* under https://nymea.io/license
*
* GNU Lesser General Public License Usage
* Alternatively, this project may be redistributed and/or modified under the
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#ifndef SPEEDWIREDISCOVERY_H
#define SPEEDWIREDISCOVERY_H
#include <QTimer>
#include <QObject>
#include <QUdpSocket>
#include <network/networkdevicediscovery.h>
#include "speedwire.h"
#include "speedwireinterface.h"
class SpeedwireDiscovery : public QObject
{
Q_OBJECT
public:
typedef struct SpeedwireDiscoveryResult {
QHostAddress address;
NetworkDeviceInfo networkDeviceInfo;
SpeedwireInterface::DeviceType deviceType = SpeedwireInterface::DeviceTypeUnknown;
quint16 modelId = 0;
quint32 serialNumber = 0;
} SpeedwireDiscoveryResult;
explicit SpeedwireDiscovery(NetworkDeviceDiscovery *networkDeviceDiscovery, QObject *parent = nullptr);
~SpeedwireDiscovery();
bool initialize(SpeedwireInterface::DeviceType deviceType = SpeedwireInterface::DeviceTypeUnknown);
bool initialized() const;
bool startDiscovery();
bool discoveryRunning() const;
QList<SpeedwireDiscoveryResult> discoveryResult() const;
signals:
void discoveryFinished();
private:
NetworkDeviceDiscovery *m_networkDeviceDiscovery = nullptr;
SpeedwireInterface::DeviceType m_deviceType = SpeedwireInterface::DeviceTypeUnknown;
QUdpSocket *m_multicastSocket = nullptr;
QUdpSocket *m_unicastSocket = nullptr;
QHostAddress m_multicastAddress = Speedwire::multicastAddress();
quint16 m_port = Speedwire::port();
bool m_initialized = false;
// Discovery
QTimer m_multicastSearchRequestTimer;
NetworkDeviceInfos m_networkDeviceInfos;
QHash<QHostAddress, SpeedwireDiscoveryResult> m_results;
bool m_multicastRunning = false;
bool m_unicastRunning = false;
bool setupMulticastSocket();
void startMulticastDiscovery();
bool setupUnicastSocket();
void startUnicastDiscovery();
;
void sendUnicastDiscoveryRequest(const QHostAddress &targetHostAddress);
private slots:
void readPendingDatagramsMulticast();
void readPendingDatagramsUnicast();
void onSocketError(QAbstractSocket::SocketError error);
void onSocketStateChanged(QAbstractSocket::SocketState socketState);
void processDatagram(const QHostAddress &senderAddress, quint16 senderPort, const QByteArray &datagram);
void sendDiscoveryRequest();
void evaluateDiscoveryFinished();
void finishDiscovery();
};
#endif // SPEEDWIREDISCOVERY_H