Add utils-class for static utils methods

DCPlugin.pro

@@ -73,11 +73,13 @@ HEADERS += \
     src/ATBAPP/ATBAPPplugin.h \
     src/ATBAPP/DeviceControllerInterface.h \
     src/ATBAPP/ATBHealthEvent.h \
-    src/ATBAPP/ATBDeviceControllerPlugin.h
+    src/ATBAPP/ATBDeviceControllerPlugin.h \
+    src/ATBAPP/Utils.h
 
 SOURCES += \
     src/ATBAPP/ATBHealthEvent.cpp \
-    src/ATBAPP/ATBDeviceControllerPlugin.cpp
+    src/ATBAPP/ATBDeviceControllerPlugin.cpp \
+    src/ATBAPP/Utils.cpp
 
 DISTFILES += \
     generate-version.sh

src/ATBAPP/Utils.cpp

@@ -0,0 +1,18 @@
+#include "Utils.h"
+
+Utils::Utils(QObject *parent) : QObject(parent)
+{
+
+}
+
+
+
+int Utils::compare(const void* a, const void* b)
+{
+    int int_a = * ( (int*) a );
+    int int_b = * ( (int*) b );
+
+    if ( int_a == int_b ) return 0;
+    else if ( int_a < int_b ) return -1;
+    else return 1;
+}

src/ATBAPP/Utils.h

@@ -0,0 +1,23 @@
+#ifndef UTILS_H
+#define UTILS_H
+
+#include <QObject>
+
+
+class Utils : public QObject
+{
+    Q_OBJECT
+public:
+    static int compare(const void* a, const void* b);
+
+private:
+    explicit Utils(QObject *parent = nullptr);
+
+
+
+
+signals:
+
+};
+
+#endif // UTILS_H