Index: src/libchcore/IFilesystem.h
===================================================================
diff -u -rd468098a278a0d16c5b700236ea276b9c9677c9f -r789d0908abf8db57e27cfeac7045d9962f4b522a
--- src/libchcore/IFilesystem.h	(.../IFilesystem.h)	(revision d468098a278a0d16c5b700236ea276b9c9677c9f)
+++ src/libchcore/IFilesystem.h	(.../IFilesystem.h)	(revision 789d0908abf8db57e27cfeac7045d9962f4b522a)
@@ -57,11 +57,11 @@
 		virtual void FastMove(const TSmartPath& pathSource, const TSmartPath& pathDestination) = 0;
 
 		virtual IFilesystemFindPtr CreateFinderObject(const TSmartPath& pathDir, const TSmartPath& pathMask) = 0;
-		virtual IFilesystemFilePtr CreateFileObject(const TSmartPath& pathFile, bool bNoBuffering) = 0;
+		virtual IFilesystemFilePtr CreateFileObject(IFilesystemFile::EOpenMode eMode, const TSmartPath& pathFile, bool bNoBuffering, bool bProtectReadOnlyFiles) = 0;
 
 		virtual EPathsRelation GetPathsRelation(const TSmartPath& pathFirst, const TSmartPath& pathSecond) = 0;
 
-		virtual void GetDynamicFreeSpace(const TSmartPath& path, unsigned long long& rullFree) = 0;
+		virtual void GetDynamicFreeSpace(const TSmartPath& path, unsigned long long& rullFree, unsigned long long& rullTotal) = 0;
 	};
 
 	typedef std::shared_ptr<IFilesystem> IFilesystemPtr;