diff --git a/ospfd/ospf_vty.h b/ospfd/ospf_vty.h
new file mode 100644
index 0000000..9f30e20
--- /dev/null
+++ b/ospfd/ospf_vty.h
@@ -0,0 +1,85 @@
+/* OSPF VTY interface.
+ * Copyright (C) 2000 Toshiaki Takada
+ *
+ * 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.  
+ */
+
+/* Macros. */
+#define VTY_GET_UINT32(NAME,V,STR)                                            \
+{                                                                             \
+  char *endptr = NULL;                                                        \
+  (V) = strtoul ((STR), &endptr, 10);                                         \
+  if (*endptr != '\0' || ((V) == ULONG_MAX && errno == ERANGE))               \
+    {                                                                         \
+      vty_out (vty, "%% Invalid %s value%s", NAME, VTY_NEWLINE);              \
+      return CMD_WARNING;                                                     \
+    }                                                                         \
+}
+
+#define VTY_GET_IPV4_ADDRESS(NAME,V,STR)                                      \
+{                                                                             \
+  int retv;                                                                   \
+  retv = inet_aton ((STR), &(V));                                             \
+  if (!retv)                                                                  \
+    {                                                                         \
+      vty_out (vty, "%% Invalid %s value%s", NAME, VTY_NEWLINE);              \
+      return CMD_WARNING;                                                     \
+    }                                                                         \
+}
+
+#define VTY_GET_IPV4_PREFIX(NAME,V,STR)                                       \
+{                                                                             \
+  int retv;                                                                   \
+  retv = str2prefix_ipv4 ((STR), &(V));                                       \
+  if (retv <= 0)                                                              \
+    {                                                                         \
+      vty_out (vty, "%% Invalid %s value%s", NAME, VTY_NEWLINE);              \
+      return CMD_WARNING;                                                     \
+    }                                                                         \
+}
+
+#define VTY_GET_OSPF_AREA_ID(V,F,STR)                                         \
+{                                                                             \
+  int retv;                                                                   \
+  retv = ospf_str2area_id ((STR), &(V), &(F));                                \
+  if (retv < 0)                                                               \
+    {                                                                         \
+      vty_out (vty, "%% Invalid OSPF area ID%s", VTY_NEWLINE);                \
+      return CMD_WARNING;                                                     \
+    }                                                                         \
+}
+
+#define VTY_GET_OSPF_AREA_ID_NO_BB(NAME,V,F,STR)                              \
+{                                                                             \
+  int retv;                                                                   \
+  retv = ospf_str2area_id ((STR), &(V), &(F));                                \
+  if (retv < 0)                                                               \
+    {                                                                         \
+      vty_out (vty, "%% Invalid OSPF area ID%s", VTY_NEWLINE);                \
+      return CMD_WARNING;                                                     \
+    }                                                                         \
+  if (OSPF_IS_AREA_ID_BACKBONE ((V)))                                         \
+    {                                                                         \
+      vty_out (vty, "%% You can't configure %s to backbone%s",                \
+               NAME, VTY_NEWLINE);                                            \
+    }                                                                         \
+}
+
+/* Prototypes. */
+void ospf_vty_init ();
+void ospf_vty_show_init ();