From 51cff78b2571e24963d3a81694f854605eb75eac Mon Sep 17 00:00:00 2001
From: Ondrej Filip <feela@network.cz>
Date: Tue, 6 Jun 2000 01:46:32 +0000
Subject: Allocate OSPF areas before interfaces.

---
 proto/ospf/ospf.c     | 31 +++++++++++++++++++++++++++++++
 proto/ospf/topology.c | 49 +------------------------------------------------
 2 files changed, 32 insertions(+), 48 deletions(-)

diff --git a/proto/ospf/ospf.c b/proto/ospf/ospf.c
index 2c89828..c20ff6c 100644
--- a/proto/ospf/ospf.c
+++ b/proto/ospf/ospf.c
@@ -12,13 +12,44 @@ static int
 ospf_start(struct proto *p)
 {
   struct proto_ospf *po=(struct proto_ospf *)p;
+  struct ospf_config *c=(struct ospf_config *)(p->cf);
+  struct ospf_area_config *ac;
+  struct ospf_area *oa;
   debug("%s: Start\n",p->name);
 
   fib_init(&po->efib,p->pool,sizeof(struct extfib),16,init_efib);
   init_list(&(po->iface_list));
   init_list(&(po->area_list));
   po->areano=0;
+  if(EMPTY_LIST(c->area_list))
+  {
+    log("%s: Cannot start, no OSPF areas configured", p->name);
+    return PS_DOWN;
+  }
 
+  WALK_LIST(ac,c->area_list)
+  {
+    oa=mb_allocz(po->proto.pool, sizeof(struct ospf_area));
+    add_tail(&po->area_list,NODE oa);
+    po->areano++;
+    oa->stub=ac->stub;
+    oa->tick=ac->tick;
+    oa->areaid=ac->areaid;
+    oa->gr=ospf_top_new(po);
+    s_init_list(&(oa->lsal));
+    oa->rt=NULL;
+    oa->po=po;
+    oa->disp_timer=tm_new(po->proto.pool);
+    oa->disp_timer->data=oa;
+    oa->disp_timer->randomize=0;
+    oa->disp_timer->hook=area_disp;
+    oa->disp_timer->recurrent=oa->tick;
+    oa->lage=now;
+    tm_start(oa->disp_timer,oa->tick);
+    oa->calcrt=0;
+    oa->origrt=0;
+    fib_init(&oa->infib,po->proto.pool,sizeof(struct infib),16,init_infib);
+  }
   return PS_UP;
 }
 
diff --git a/proto/ospf/topology.c b/proto/ospf/topology.c
index 04af6de..4c5e8c3 100644
--- a/proto/ospf/topology.c
+++ b/proto/ospf/topology.c
@@ -155,13 +155,6 @@ addifa_rtlsa(struct ospf_iface *ifa)
   struct ospf_area *oa;
   struct proto_ospf *po=ifa->proto;
   struct proto *p=&po->proto;
-  u32 rtid;
-  struct top_graph_rtlsa_link *li, *lih;
-  struct ospf_config *c=(struct ospf_config *)(p->cf);
-  struct ospf_area_config *ac=NULL,*a;
-
-  rtid=po->proto.cf->global->router_id;
-  oa=NULL;
 
 
   WALK_LIST(NODE oa,po->area_list)
@@ -171,47 +164,7 @@ addifa_rtlsa(struct ospf_iface *ifa)
 
   if(EMPTY_LIST(po->area_list) || (oa->areaid!=ifa->an))	/* New area */
   {
-    struct ospf_lsa_header *lsa;
-    DBG("%s: New OSPF area \"%d\" adding.\n", po->proto.name, ifa->an);
-    WALK_LIST(a,c->area_list)
-    {
-      if(a->areaid==ifa->an)
-      {
-        ac=a;
-	break;
-      }
-    }
-
-    if(ac)
-    {
-      oa=mb_allocz(po->proto.pool, sizeof(struct ospf_area));
-      add_tail(&po->area_list,NODE oa);
-      oa->areaid=ifa->an;
-      oa->stub=ac->stub;
-      oa->tick=ac->tick;
-      oa->gr=ospf_top_new(po);
-      s_init_list(&(oa->lsal));
-      oa->rt=NULL;
-      oa->po=po;
-      oa->disp_timer=tm_new(po->proto.pool);
-      oa->disp_timer->data=oa;
-      oa->disp_timer->randomize=0;
-      oa->disp_timer->hook=area_disp;
-      oa->disp_timer->recurrent=oa->tick;
-      oa->lage=now;
-      tm_start(oa->disp_timer,oa->tick);
-      oa->calcrt=1;
-      oa->origrt=0;
-      fib_init(&oa->infib,po->proto.pool,sizeof(struct infib),16,init_infib);
-      po->areano++;
-      DBG("%s: New OSPF area \"%d\" added.\n", po->proto.name, ifa->an);
-      ifa->oa=oa;
-      schedule_rt_lsa(oa);
-    }
-    else
-    {
-      bug("I didn't find area for interface.\n");
-    }
+    bug("Cannot add any area to accepted Interface");
   }
   else ifa->oa=oa;
 }
-- 
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