privileges work & TODO: header guard doesn't work

include/Globals.hpp

@@ -7,14 +7,17 @@
 //
 // Compile time OS flags
 //
-enum OS_TYPE {OS_WINDOWS, OS_LINUX, OS_OSX};
+enum OS_TYPE {OS_WINDOWS, OS_LINUX, OS_OSX, OS_UNKNOWN};
 
 #if   defined(Q_OS_WIN)
-	enum OS_TYPE CURRENT_OS = OS_WINDOWS;
+	constexpr enum OS_TYPE CURRENT_OS = OS_WINDOWS;
+	#include <windows.h>
 #elif defined(Q_OS_LINUX)
-	enum OS_TYPE CURRENT_OS = OS_LINUX;
+	constexpr enum OS_TYPE CURRENT_OS = OS_LINUX;
 #elif defined(Q_OS_OSX)
-	enum OS_TYPE CURRENT_OS = OS_OSX;
+	constexpr enum OS_TYPE CURRENT_OS = OS_OSX;
+#else
+	constexpr enum OS_TYPE CURRENT_OS = OS_UNKNOWN;
 #endif
 
 //

include/NetCheckerWindow.cpp

@@ -3,7 +3,7 @@
 #include <QImage>
 
 #include "NetCheckerWindow.hpp"
-//#include "Diagnostic.hpp"
+#include "Privileges.hpp"
 #include "Translation.hpp"
 
 NetCheckerWindow::NetCheckerWindow(){
@@ -235,6 +235,11 @@ void NetCheckerWindow::initText(){
 }
 
 void NetCheckerWindow::nextPage(){
+	/* check for root privileges */
+	if (!Privileges::checkPrivileges(this, TXT_ROOT_MSG_TITLE_WIN[lang], TXT_ROOT_MSG_WIN[lang])){
+		close();
+	}
+
 	/* turns page */
 	global_w->setCurrentIndex(1);
 

include/Translation.hpp

@@ -17,5 +17,13 @@ QString TXT_LOG_GROUP[] =	{ "Log",					"Napló" };
 QString TXT_CLIPB_BTN[] =	{ "Copy to clipboard",		"Másolás vágólapra" };
 QString TXT_SAVE_BTN[] =	{ "Save to file...",		"Mentés fájlba..." };
 QString TXT_SAVE_DIALOG[] =	{ "Save to...",				"Mentés helye..." };
+QString TXT_ROOT_MSG_TITLE_WIN[] ={
+	"Diagnostics cannot start",
+	"A diagnosztika nem indítható"
+};
+QString TXT_ROOT_MSG_WIN[] ={
+	"Administrator privileges are needed to gather informations.",
+	"A program helyes működéséhez rendszergazdai jogosultság szükséges."
+};
 
 #endif

include/privileges.hpp

+#include <QString>
+#include <QMessageBox>
+
+#ifndef PRIVILEGES_HPP
+#define PRIVILEGES_HPP
+
+struct Privileges {
+
+	static bool checkPrivileges(QWidget *parent, const QString title, const QString message){
+		bool (*isRoot)();
+		// TODO: isRoot_linux, isRoot_osx
+		if (!isRoot_win()){
+			QMessageBox::warning(parent, title, message, QMessageBox::Ok, QMessageBox::NoButton);
+			return false;
+		}
+		return true;
+	}
+
+	static bool isRoot_win(){
+		BOOL fRet = FALSE;
+		HANDLE hToken = NULL;
+		if( OpenProcessToken( GetCurrentProcess( ),TOKEN_QUERY,&hToken ) ) {
+			TOKEN_ELEVATION Elevation;
+			DWORD cbSize = sizeof( TOKEN_ELEVATION );
+			if( GetTokenInformation( hToken, TokenElevation, &Elevation, sizeof( Elevation ), &cbSize ) ) {
+				fRet = Elevation.TokenIsElevated;
+			}
+		}
+		if( hToken ) {
+			CloseHandle( hToken );
+		}
+		return fRet;
+	}
+};
+
+#endif // PRIVILEGES_HPP

netchecker.pro

@@ -8,7 +8,8 @@ HEADERS     = \
     include/Diagnostic.hpp \
     include/Translation.hpp \
     include/ProcessHandler.hpp \
-    include/Globals.hpp
+    include/Globals.hpp \
+    include/Privileges.hpp
 SOURCES     = \ 
     main.cpp \
     include/NetCheckerWindow.cpp \

netchecker.pro.user

 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 3.4.2, 2015-08-10T22:01:08. -->
+<!-- Written by QtCreator 3.4.2, 2015-08-11T13:30:51. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>