diff --git a/dosfstools/src/lfn.h b/dosfstools/src/lfn.h
new file mode 100644
index 0000000..2ea44a7
--- /dev/null
+++ b/dosfstools/src/lfn.h
@@ -0,0 +1,38 @@
+/* lfn.h - Functions for handling VFAT long filenames
+
+   Copyright (C) 1998 Roman Hodek <Roman.Hodek@informatik.uni-erlangen.de>
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+   On Debian systems, the complete text of the GNU General Public License
+   can be found in /usr/share/common-licenses/GPL-3 file.
+*/
+
+#ifndef _LFN_H
+#define _LFN_H
+
+void lfn_reset(void);
+/* Reset the state of the LFN parser. */
+
+void lfn_add_slot(DIR_ENT * de, loff_t dir_offset);
+/* Process a dir slot that is a VFAT LFN entry. */
+
+char *lfn_get(DIR_ENT * de, loff_t * lfn_offset);
+/* Retrieve the long name for the proper dir entry. */
+
+void lfn_check_orphaned(void);
+
+void lfn_fix_checksum(loff_t from, loff_t to, const char *short_name);
+
+#endif