From 24f016c79c8f94d26636d16f8cb2920e629fd58d Mon Sep 17 00:00:00 2001
From: Kirill Andreev <andreev@iitp.ru>
Date: Mon, 1 Jun 2009 14:06:11 +0400
Subject: [PATCH] Added dropped TTL field to stats

---
 src/devices/mesh/dot11s/hwmp-protocol.cc | 4 ++++
 src/devices/mesh/dot11s/hwmp-protocol.h  | 3 ++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/devices/mesh/dot11s/hwmp-protocol.cc b/src/devices/mesh/dot11s/hwmp-protocol.cc
index a231e2f03..e6b0a6f64 100644
--- a/src/devices/mesh/dot11s/hwmp-protocol.cc
+++ b/src/devices/mesh/dot11s/hwmp-protocol.cc
@@ -220,7 +220,10 @@ HwmpProtocol::RequestRoute (
       return false;
     }
     if (tag.GetTtl () == 0)
+    {
+      m_stats.droppedTtl ++;
       return false;
+    }
     tag.DecrementTtl ();
   }
   if (destination == Mac48Address::GetBroadcast ())
@@ -945,6 +948,7 @@ void HwmpProtocol::Statistics::Print (std::ostream & os) const
     "txUnicast=\"" << txUnicast << "\" "
     "txBroadcast=\"" << txBroadcast << "\" "
     "txBytes=\"" << txBytes / 1024 << "K\" "
+    "droppedTtl=\"" << droppedTtl << "\" "
     "totalQueued=\"" << totalQueued << "\" "
     "totalDropped=\"" << totalDropped << "\"/>\n";
 }
diff --git a/src/devices/mesh/dot11s/hwmp-protocol.h b/src/devices/mesh/dot11s/hwmp-protocol.h
index 5b7de27db..662900382 100644
--- a/src/devices/mesh/dot11s/hwmp-protocol.h
+++ b/src/devices/mesh/dot11s/hwmp-protocol.h
@@ -145,11 +145,12 @@ private:
     uint16_t txUnicast;
     uint16_t txBroadcast;
     uint32_t txBytes;
+    uint16_t droppedTtl;
     uint16_t totalQueued;
     uint16_t totalDropped;
 
     void Print (std::ostream & os) const;
-    Statistics () : txUnicast (0), txBroadcast (0), txBytes (0), totalQueued (0), totalDropped (0) {}
+    Statistics () : txUnicast (0), txBroadcast (0), txBytes (0), droppedTtl (0), totalQueued (0), totalDropped (0) {}
   };
   Statistics m_stats;
   ///\}