From 020709f9939c542e96b12f06522ad5e33d8cf445 Mon Sep 17 00:00:00 2001
From: paul <paul>
Date: Fri, 4 Apr 2003 02:44:16 +0000
Subject: 2003-04-04 Paul Jakma <paul@dishone.st>

        * Sync to Zebra CVS
        * Fix lib/thread.h leak
        * Fix small Opaque LSA leak
        * Do not configure OSPF interfaces for secondary addresses
        * vtysh fixes from Hasso
        * Dave Watson's missing ntohs fix
---
 ospfd/ospfd.c | 90 ++++++++++++++++++++++++++++++++++++++++-------------------
 1 file changed, 61 insertions(+), 29 deletions(-)

(limited to 'ospfd/ospfd.c')

diff --git a/ospfd/ospfd.c b/ospfd/ospfd.c
index a98d5be0..099af558 100644
--- a/ospfd/ospfd.c
+++ b/ospfd/ospfd.c
@@ -52,8 +52,12 @@ Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 #include "ospfd/ospf_route.h"
 #include "ospfd/ospf_ase.h"
 
-/* OSPF instance top. */
-struct ospf *ospf_top;
+
+/* OSPF process wide configuration. */
+static struct ospf_master ospf_master;
+
+/* OSPF process wide configuration pointer to export. */
+struct ospf_master *om;
 
 extern struct zclient *zclient;
 
@@ -148,7 +152,7 @@ ospf_router_id_update (struct ospf *ospf)
 int
 ospf_router_id_update_timer (struct thread *thread)
 {
-  struct ospf *ospf = ospf_top;
+  struct ospf *ospf = THREAD_ARG (thread);
 
   if (IS_DEBUG_OSPF_EVENT)
     zlog_info ("Router-ID: Update timer fired!");
@@ -182,7 +186,6 @@ ospf_new ()
   new->router_id_static.s_addr = htonl (0);
 
   new->abr_type = OSPF_ABR_STAND;
-  new->iflist = iflist;
   new->oiflist = list_new ();
   new->vlinks = list_new ();
   new->areas = list_new ();
@@ -235,23 +238,44 @@ ospf_new ()
 }
 
 struct ospf *
-ospf_get ()
+ospf_lookup ()
 {
-  struct ospf *ospf = ospf_top;
+  if (listcount (om->ospf) == 0)
+    return NULL;
 
-  if (ospf != NULL)
-    return ospf;
+  return getdata (listhead (om->ospf));
+}
+
+void
+ospf_add (struct ospf *ospf)
+{
+  listnode_add (om->ospf, ospf);
+}
 
-  ospf = ospf_new ();
+void
+ospf_delete (struct ospf *ospf)
+{
+  listnode_delete (om->ospf, ospf);
+}
 
-  if (ospf->router_id_static.s_addr == 0)
-    ospf_router_id_update (ospf);
+struct ospf *
+ospf_get ()
+{
+  struct ospf *ospf;
+
+  ospf = ospf_lookup ();
+  if (ospf == NULL)
+    {
+      ospf = ospf_new ();
+      ospf_add (ospf);
+
+      if (ospf->router_id_static.s_addr == 0)
+	ospf_router_id_update (ospf);
 
 #ifdef HAVE_OPAQUE_LSA
-  ospf_opaque_type11_lsa_init (ospf);
+      ospf_opaque_type11_lsa_init (ospf);
 #endif /* HAVE_OPAQUE_LSA */
-
-  ospf_top = ospf;
+    }
 
   return ospf;
 }
@@ -271,7 +295,7 @@ ospf_finish (struct ospf *ospf)
 
   /* Unredister redistribution */
   for (i = 0; i < ZEBRA_ROUTE_MAX; i++)
-    ospf_redistribute_unset (i);
+    ospf_redistribute_unset (ospf, i);
 
   for (node = listhead (ospf->areas); node;)
     {
@@ -420,9 +444,9 @@ ospf_finish (struct ospf *ospf)
   ospf_distance_reset (ospf);
   route_table_finish (ospf->distance_table);
 
-  XFREE (MTYPE_OSPF_TOP, ospf);
+  ospf_delete (ospf);
 
-  ospf_top = NULL;
+  XFREE (MTYPE_OSPF_TOP, ospf);
 }
 
 
@@ -706,13 +730,12 @@ ospf_network_run (struct ospf *ospf, struct prefix *p, struct ospf_area *area)
   if (ospf->router_id_static.s_addr == 0)
     if (ospf->t_router_id_update == NULL)
       {
-	ospf->t_router_id_update = 
-	  thread_add_timer (master, ospf_router_id_update_timer, ospf,
-			    OSPF_ROUTER_ID_UPDATE_DELAY);
+	OSPF_TIMER_ON (ospf->t_router_id_update, ospf_router_id_update_timer,
+		       OSPF_ROUTER_ID_UPDATE_DELAY);
       }
 
   /* Get target interface. */
-  for (node = listhead (ospf->iflist); node; nextnode (node))
+  for (node = listhead (om->iflist); node; nextnode (node))
     {
       listnode cn;
       
@@ -845,9 +868,9 @@ ospf_if_update (struct ospf *ospf)
       if (ospf->router_id_static.s_addr == 0)
         if (ospf->t_router_id_update == NULL)
           {
-            ospf->t_router_id_update =
-              thread_add_timer (master, ospf_router_id_update_timer, NULL,
-                                OSPF_ROUTER_ID_UPDATE_DELAY);
+	    OSPF_TIMER_ON (ospf->t_router_id_update,
+			   ospf_router_id_update_timer,
+			   OSPF_ROUTER_ID_UPDATE_DELAY);
           }
 
       /* Find interfaces that not configured already.  */
@@ -1586,12 +1609,13 @@ ospf_nbr_nbma_poll_interval_unset (struct ospf *ospf, struct in_addr addr)
 void
 ospf_prefix_list_update (struct prefix_list *plist)
 {
-  struct ospf *ospf = ospf_top;
+  struct ospf *ospf;
   struct ospf_area *area;
   listnode node;
   int abr_inv = 0;
 
   /* If OSPF instatnce does not exist, return right now. */
+  ospf = ospf_lookup ();
   if (ospf == NULL)
     return;
 
@@ -1620,16 +1644,24 @@ ospf_prefix_list_update (struct prefix_list *plist)
     }
 
   /* Schedule ABR tasks. */
-  if (OSPF_IS_ABR && abr_inv)
+  if (IS_OSPF_ABR (ospf) && abr_inv)
     ospf_schedule_abr_task (ospf);
 }
 
 void
-ospf_init ()
+ospf_master_init ()
 {
-  /* Make empty list of ospf list. */
-  ospf_top = NULL;
+  memset (&ospf_master, 0, sizeof (struct ospf_master));
+
+  om = &ospf_master;
+  om->ospf = list_new ();
+  om->master = thread_master_create ();
+  om->start_time = time (NULL);
+}
 
+void
+ospf_init ()
+{
   prefix_list_add_hook (ospf_prefix_list_update);
   prefix_list_delete_hook (ospf_prefix_list_update);
 }
-- 
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