Add Utils-class to provide most of the previous functionality.

utils.h

@@ -0,0 +1,46 @@
+#ifndef UTILS_H_INCLUDED
+#define UTILS_H_INCLUDED
+
+#include <QObject>
+#include <QString>
+#include <QFile>
+
+#include <memory>
+
+#include "interfaces.h"
+#include "DCPlugin/include/hwapi.h"
+
+#ifdef PTU5
+#define SERIAL_PORT "ttymxc2"
+#else
+#define SERIAL_PORT "ttyUSB0"
+#endif
+
+class Utils : public QObject {
+    Q_OBJECT
+
+    std::unique_ptr<hwinf> m_hw;
+    char const *m_serialInterface;
+    char const *m_baudrate;
+    QFile m_update_ctrl_file;
+    QFile m_update_ctrl_file_copy;
+    QTextStream m_in;
+    QTextStream m_out;
+
+    bool m_init;
+
+    void updateBinary(char const *fileToSendToDC);
+    void updatePrinterConf(int nrOfTemplate, char const *fileToSendToDC);
+    bool finishUpdate(bool finish);
+    QStringList getOpenLines();
+    static constexpr QChar SEPARATOR = QChar(',');
+
+public:
+    explicit Utils(QString update_ctrl_file,
+                   QObject *parent = nullptr,
+                   char const *serialInterface = SERIAL_PORT,
+                   char const *baudrate = "115200");
+    virtual ~Utils() override;
+    bool doUpdate();
+};
+#endif // UTILS_H_INCLUDED