diff --git a/ospf6d/ospf6_dump.h b/ospf6d/ospf6_dump.h
new file mode 100644
index 0000000..18a6e46
--- /dev/null
+++ b/ospf6d/ospf6_dump.h
@@ -0,0 +1,95 @@
+/*
+ * Logging function
+ * Copyright (C) 1999-2002 Yasuhiro Ohara
+ *
+ * This file is part of GNU Zebra.
+ *
+ * GNU Zebra 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 2, or (at your option) any
+ * later version.
+ *
+ * GNU Zebra 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 GNU Zebra; see the file COPYING.  If not, write to the 
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330, 
+ * Boston, MA 02111-1307, USA.  
+ */
+
+#ifndef OSPF6_DUMP_H
+#define OSPF6_DUMP_H
+
+enum ospf6_dump_type
+{
+  OSPF6_DUMP_HELLO,
+  OSPF6_DUMP_DBDESC,
+  OSPF6_DUMP_LSREQ,
+  OSPF6_DUMP_LSUPDATE,
+  OSPF6_DUMP_LSACK,
+  OSPF6_DUMP_NEIGHBOR,
+  OSPF6_DUMP_INTERFACE,
+  OSPF6_DUMP_AREA,
+  OSPF6_DUMP_LSA,
+  OSPF6_DUMP_ZEBRA,
+  OSPF6_DUMP_CONFIG,
+  OSPF6_DUMP_DBEX,
+  OSPF6_DUMP_SPF,
+  OSPF6_DUMP_ROUTE,
+  OSPF6_DUMP_LSDB,
+  OSPF6_DUMP_REDISTRIBUTE,
+  OSPF6_DUMP_HOOK,
+  OSPF6_DUMP_ASBR,
+  OSPF6_DUMP_PREFIX,
+  OSPF6_DUMP_ABR,
+  OSPF6_DUMP_MAX
+};
+
+#define IS_OSPF6_DUMP_HELLO \
+  (ospf6_dump_is_on (dump_index[OSPF6_DUMP_HELLO]))
+#define IS_OSPF6_DUMP_DBDESC \
+  (ospf6_dump_is_on (dump_index[OSPF6_DUMP_DBDESC]))
+#define IS_OSPF6_DUMP_LSREQ \
+  (ospf6_dump_is_on (dump_index[OSPF6_DUMP_LSREQ]))
+#define IS_OSPF6_DUMP_LSUPDATE \
+  (ospf6_dump_is_on (dump_index[OSPF6_DUMP_LSUPDATE]))
+#define IS_OSPF6_DUMP_LSACK \
+  (ospf6_dump_is_on (dump_index[OSPF6_DUMP_LSACK]))
+#define IS_OSPF6_DUMP_NEIGHBOR \
+  (ospf6_dump_is_on (dump_index[OSPF6_DUMP_NEIGHBOR]))
+#define IS_OSPF6_DUMP_INTERFACE \
+  (ospf6_dump_is_on (dump_index[OSPF6_DUMP_INTERFACE]))
+#define IS_OSPF6_DUMP_LSA \
+  (ospf6_dump_is_on (dump_index[OSPF6_DUMP_LSA]))
+#define IS_OSPF6_DUMP_ZEBRA \
+  (ospf6_dump_is_on (dump_index[OSPF6_DUMP_ZEBRA]))
+#define IS_OSPF6_DUMP_CONFIG \
+  (ospf6_dump_is_on (dump_index[OSPF6_DUMP_CONFIG]))
+#define IS_OSPF6_DUMP_DBEX \
+  (ospf6_dump_is_on (dump_index[OSPF6_DUMP_DBEX]))
+#define IS_OSPF6_DUMP_SPF \
+  (ospf6_dump_is_on (dump_index[OSPF6_DUMP_SPF]))
+#define IS_OSPF6_DUMP_ROUTE \
+  (ospf6_dump_is_on (dump_index[OSPF6_DUMP_ROUTE]))
+#define IS_OSPF6_DUMP_LSDB \
+  (ospf6_dump_is_on (dump_index[OSPF6_DUMP_LSDB]))
+#define IS_OSPF6_DUMP_REDISTRIBUTE \
+  (ospf6_dump_is_on (dump_index[OSPF6_DUMP_REDISTRIBUTE]))
+#define IS_OSPF6_DUMP_HOOK \
+  (ospf6_dump_is_on (dump_index[OSPF6_DUMP_HOOK]))
+#define IS_OSPF6_DUMP_ASBR \
+  (ospf6_dump_is_on (dump_index[OSPF6_DUMP_ASBR]))
+#define IS_OSPF6_DUMP_PREFIX \
+  (ospf6_dump_is_on (dump_index[OSPF6_DUMP_PREFIX]))
+
+extern char dump_index[OSPF6_DUMP_MAX];
+
+void ospf6_dump_init ();
+int ospf6_dump_is_on (int index);
+int ospf6_dump_install (char *name, char *help);
+
+#endif /* OSPF6_DUMP_H */
+