// extended file attribute encoding(others same as above)
    static final int ATTR_COMPRESSED = 0x800;
    static final int ATTR_NORMAL = 0x080;
    static final int ATTR_TEMPORARY = 0x100;

    static final int ATTR_GET_MASK = 0x7FFF; /* orig 0x7fff */
    static final int ATTR_SET_MASK = 0x30A7; /* orig 0x0027 */

    static final int DEFAULT_ATTR_EXPIRATION_PERIOD = 5000;

                try (SmbFileHandleImpl f = openUnshared(O_RDONLY, FILE_WRITE_ATTRIBUTES, FILE_SHARE_READ | FILE_SHARE_WRITE, dir,
                        dir != 0 ? 0x0001 : 0x0040)) {
                    th.send(new Trans2SetFileInformation(th.getConfig(), f.getFid(), attrs | dir, ctime, mtime, atime),
                            new Trans2SetFileInformationResponse(th.getConfig()), RequestParam.NO_RETRY);