A bit more work on MQTT support. It can actually connect to an MQTT broker now.

2020-08-05 21:53:21 -04:00
parent ee287eac4b
commit 2da2855bfa
6 changed files with 288 additions and 4 deletions
@@ -0,0 +1,66 @@
+#ifndef MQTTBUS_H
+#define MQTTBUS_H
+
+#include <QCanBusDevice>
+#include <QThread>
+#include <QTimer>
+#include "mqtt/qmqtt.h"
+
+/*************/
+#include <QDateTime>
+/*************/
+
+#include "canframemodel.h"
+#include "canconnection.h"
+#include "canconmanager.h"
+#include "simplecrypt.h"
+
+class MQTT_BUS : public CANConnection
+{
+    Q_OBJECT
+
+public:
+    MQTT_BUS(QString topicName);
+    virtual ~MQTT_BUS();
+
+protected:
+
+    virtual void piStarted();
+    virtual void piStop();
+    virtual void piSetBusSettings(int pBusIdx, CANBus pBus);
+    virtual bool piGetBusSettings(int pBusIdx, CANBus& pBus);
+    virtual void piSuspend(bool pSuspend);
+    virtual bool piSendFrame(const CANFrame&) ;
+
+    void disconnectDevice();
+
+private slots:
+    void clientConnected();
+    void clientErrored(const QMQTT::ClientError error);
+
+private:
+    void readSettings();
+    void rebuildLocalTimeBasis();
+    void sendDebug(const QString debugText);
+    QString genRandomClientID();
+    SimpleCrypt *crypto;
+
+protected:
+    QTimer             mTimer;
+    QThread            mThread;
+
+    QMQTT::Client *mqttClient;
+    QString topicName;
+
+    bool isAutoRestart;
+    int framesRapid;
+    CANFrame buildFrame;
+    qint64 buildTimestamp;
+    quint32 buildId;
+    QByteArray buildData;
+    uint32_t buildTimeBasis;
+    int32_t timeBasis;
+    uint64_t lastSystemTimeBasis;
+};
+
+#endif // MQTT_BUS_H