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diff --git a/ubifs-utils/common/devtable.h b/ubifs-utils/common/devtable.h
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+++ b/ubifs-utils/common/devtable.h
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+/*
+ * Copyright (C) 2008 Nokia Corporation.
+ * Copyright (C) 2008 University of Szeged, Hungary
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ *
+ * 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, write to the Free Software Foundation, Inc., 51
+ * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Authors: Artem Bityutskiy
+ *          Adrian Hunter
+ *          Zoltan Sogor
+ */
+
+#ifndef __DEVTABLE_H__
+#define __DEVTABLE_H__
+
+/**
+ * struct path_htbl_element - an element of the path hash table.
+ * @path: the UBIFS path the element describes (the key of the element)
+ * @name_htbl: one more (nested) hash table containing names of all
+ *             files/directories/device nodes which should be created at this
+ *             path
+ *
+ * See device table handling for more information.
+ */
+struct path_htbl_element {
+	const char *path;
+	struct hashtable *name_htbl;
+};
+
+/**
+ * struct name_htbl_element - an element in the name hash table
+ * @name: name of the file/directory/device node (the key of the element)
+ * @mode: accsess rights and file type
+ * @uid: user ID
+ * @gid: group ID
+ * @major: device node major number
+ * @minor: device node minor number
+ *
+ * This is an element of the name hash table. Name hash table sits in the path
+ * hash table elements and describes file names which should be created/changed
+ * at this path.
+ */
+struct name_htbl_element {
+	const char *name;
+	unsigned int mode;
+	unsigned int uid;
+	unsigned int gid;
+	dev_t dev;
+};
+
+struct hashtable_itr;
+
+int parse_devtable(const char *tbl_file);
+struct path_htbl_element *devtbl_find_path(const char *path);
+struct name_htbl_element *devtbl_find_name(struct path_htbl_element *ph_elt,
+					   const char *name);
+int override_attributes(struct stat *st, struct path_htbl_element *ph_elt,
+			struct name_htbl_element *nh_elt);
+struct name_htbl_element *
+first_name_htbl_element(struct path_htbl_element *ph_elt,
+			struct hashtable_itr **itr);
+struct name_htbl_element *
+next_name_htbl_element(struct path_htbl_element *ph_elt,
+		       struct hashtable_itr **itr);
+void free_devtable_info(void);
+
+#endif