From b3578666552af34aef173e193d501e17833fe9b6 Mon Sep 17 00:00:00 2001
From: Unknown <craigdo@craig-dowells-imac.local>
Date: Wed, 18 Jun 2008 21:17:56 -0700
Subject: [PATCH] GetNNodes() in NodeList fixes bug 225

---
 src/node/node-list.cc | 5 +++++
 src/node/node-list.h  | 4 ++++
 2 files changed, 9 insertions(+)

diff --git a/src/node/node-list.cc b/src/node/node-list.cc
index e99a94b35..651be40b2 100644
--- a/src/node/node-list.cc
+++ b/src/node/node-list.cc
@@ -172,5 +172,10 @@ NodeList::GetNode (uint32_t n)
 {
   return NodeListPriv::Get ()->GetNode (n);
 }
+uint32_t
+NodeList::GetNNodes (void)
+{
+  return NodeListPriv::Get ()->GetNNodes ();
+}
 
 }//namespace ns3
diff --git a/src/node/node-list.h b/src/node/node-list.h
index 137363dff..2d74b67df 100644
--- a/src/node/node-list.h
+++ b/src/node/node-list.h
@@ -65,6 +65,10 @@ public:
    * \returns the Node associated to index n.
    */
   static Ptr<Node> GetNode (uint32_t n);
+  /**
+   * \returns the number of nodes currently in the list.
+   */
+  static uint32_t GetNNodes (void);
 };
 
 }//namespace ns3