static void CreateOSOnDisk(DiskDriver disk) { // create the operating system on disk if not present disk.TurnOn(); // try to mount the disk, format if needed first FileSystem filesystem = new SimpleFS(); try { filesystem.Mount(disk, "/"); } catch (Exception) { filesystem.Format(disk); filesystem.Mount(disk, "/"); } Directory rootDir = filesystem.GetRootDirectory(); // password file for security subsystem if not present if (filesystem.Find("/passwd") == null) { rootDir.CreateFile("passwd"); } // user home directory and files if not present if (filesystem.Find("/home") == null) { rootDir.CreateDirectory("home"); } // root user if not present SecuritySystem security = new SimpleSecurity(filesystem, "passwd"); try { security.AddUser("root"); } catch (Exception) { } disk.TurnOff(); }