From: hasso <hasso>
Date: Thu, 29 May 2003 22:18:15 +0000 (+0000)
Subject: Commit my hack to fix options mismatch in NSSA area DD packets. It shouln't
X-Git-Tag: frr-2.0-rc1~4014
X-Git-Url: https://git.puffer.fish/?a=commitdiff_plain;h=704a6801abb2506e019f2bfa740c30293630c47f;p=matthieu%2Ffrr.git

Commit my hack to fix options mismatch in NSSA area DD packets. It shouln't
harm, but of course ... it is hack.
---

diff --git a/ospfd/ospf_packet.c b/ospfd/ospf_packet.c
index 15caee4411..2b1033ba68 100644
--- a/ospfd/ospf_packet.c
+++ b/ospfd/ospf_packet.c
@@ -1018,7 +1018,17 @@ ospf_db_desc (struct ip *iph, struct ospf_header *ospfh,
   oi->db_desc_in++;
 
   dd = (struct ospf_db_desc *) STREAM_PNT (s);
-
+#ifdef HAVE_NSSA
+  /* 
+   * XXX HACK by Hasso Tepper. Setting P bit in NSSA area DD packets is not
+   * required. In fact at least JunOS sends DD packets with P bit clear. 
+   * Until proper solution is developped, this hack should help.
+   */
+  if (oi->area->external_routing == OSPF_AREA_NSSA)
+  {
+     dd->options = (dd->options | ((short)(8)));
+  }
+#endif /* HAVE_NSSA */  
   nbr = ospf_nbr_lookup_by_addr (oi->nbrs, &iph->ip_src);
   if (nbr == NULL)
     {