Separating ccnx-tracers into separate files.
Rescanned bindings
diff --git a/helper/ccnx-trace-helper.cc b/helper/ccnx-trace-helper.cc
index 1248198..a27ba1a 100644
--- a/helper/ccnx-trace-helper.cc
+++ b/helper/ccnx-trace-helper.cc
@@ -20,8 +20,6 @@
#include "ccnx-trace-helper.h"
-#include "ns3/ccnx-interest-header.h"
-#include "ns3/ccnx-content-object-header.h"
#include "ns3/config.h"
#include "ns3/callback.h"
#include "ns3/ccnx-app.h"
@@ -36,7 +34,13 @@
#include <boost/ref.hpp>
#include <boost/lexical_cast.hpp>
-#include <boost/foreach.hpp>
+
+#include "tracers/ccnx-aggregate-app-tracer.h"
+#include "tracers/ccnx-aggregate-l3-tracer.h"
+#include "tracers/ccnx-rate-l3-tracer.h"
+
+#include "ns3/ccnx-interest-header.h"
+#include "ns3/ccnx-content-object-header.h"
#include <fstream>
@@ -46,631 +50,6 @@
NS_LOG_COMPONENT_DEFINE ("CcnxTraceHelper");
namespace ns3 {
-
-CcnxAppTracer::CcnxAppTracer (const std::string &app, Ptr<Node> node, const std::string &appId)
- : m_app (app)
- , m_appId (appId)
- , m_nodePtr (node)
-{
- m_node = boost::lexical_cast<string> (m_nodePtr->GetId ());
-
- Connect ();
-
- string name = Names::FindName (node);
- if (!name.empty ())
- {
- m_node = name;
- }
-}
-
-CcnxAppTracer::CcnxAppTracer (const std::string &app, const std::string &node, const std::string &appId)
- : m_app (app)
- , m_appId (appId)
- , m_node (node)
-{
- Connect ();
-}
-
-void
-CcnxAppTracer::Connect ()
-{
- Config::Connect ("/NodeList/"+m_node+"/ApplicationList/"+m_appId+"/$"+m_app+"/TransmittedInterests",
- MakeCallback (&CcnxAppTracer::OutInterests, this));
-
- Config::Connect ("/NodeList/"+m_node+"/ApplicationList/"+m_appId+"/$"+m_app+"/ReceivedNacks",
- MakeCallback (&CcnxAppTracer::InNacks, this));
-
- Config::Connect ("/NodeList/"+m_node+"/ApplicationList/"+m_appId+"/$"+m_app+"/ReceivedInterests",
- MakeCallback (&CcnxAppTracer::InInterests, this));
-
- Config::Connect ("/NodeList/"+m_node+"/ApplicationList/"+m_appId+"/$"+m_app+"/TransmittedContentObjects",
- MakeCallback (&CcnxAppTracer::OutData, this));
-
- Config::Connect ("/NodeList/"+m_node+"/ApplicationList/"+m_appId+"/$"+m_app+"/ReceivedContentObjects",
- MakeCallback (&CcnxAppTracer::InData, this));
-}
-
-////////////////////////////////////////////////////////////////////
-////////////////////////////////////////////////////////////////////
-////////////////////////////////////////////////////////////////////
-
-CcnxL3Tracer::CcnxL3Tracer (Ptr<Node> node)
-: m_nodePtr (node)
-{
- m_node = boost::lexical_cast<string> (m_nodePtr->GetId ());
-
- Connect ();
-
- string name = Names::FindName (node);
- if (!name.empty ())
- {
- m_node = name;
- }
-}
-
-CcnxL3Tracer::CcnxL3Tracer (const std::string &node)
-: m_node (node)
-{
- Connect ();
-}
-
-void
-CcnxL3Tracer::Connect ()
-{
- Config::Connect ("/NodeList/"+m_node+"/$ns3::CcnxL3Protocol/ForwardingStrategy/OutInterests",
- MakeCallback (&CcnxL3Tracer::OutInterests, this));
- Config::Connect ("/NodeList/"+m_node+"/$ns3::CcnxL3Protocol/InInterests",
- MakeCallback (&CcnxL3Tracer::InInterests, this));
- Config::Connect ("/NodeList/"+m_node+"/$ns3::CcnxL3Protocol/DropInterests",
- MakeCallback (&CcnxL3Tracer::DropInterests, this));
-
- Config::Connect ("/NodeList/"+m_node+"/$ns3::CcnxL3Protocol/OutNacks",
- MakeCallback (&CcnxL3Tracer::OutNacks, this));
- Config::Connect ("/NodeList/"+m_node+"/$ns3::CcnxL3Protocol/InNacks",
- MakeCallback (&CcnxL3Tracer::InNacks, this));
- Config::Connect ("/NodeList/"+m_node+"/$ns3::CcnxL3Protocol/DropNacks",
- MakeCallback (&CcnxL3Tracer::DropNacks, this));
-
- Config::Connect ("/NodeList/"+m_node+"/$ns3::CcnxL3Protocol/OutData",
- MakeCallback (&CcnxL3Tracer::OutData, this));
- Config::Connect ("/NodeList/"+m_node+"/$ns3::CcnxL3Protocol/InData",
- MakeCallback (&CcnxL3Tracer::InData, this));
- Config::Connect ("/NodeList/"+m_node+"/$ns3::CcnxL3Protocol/DropData",
- MakeCallback (&CcnxL3Tracer::DropData, this));
-}
-
-////////////////////////////////////////////////////////////////////
-////////////////////////////////////////////////////////////////////
-////////////////////////////////////////////////////////////////////
-CcnxAggregateAppTracer::CcnxAggregateAppTracer (const std::string &app, Ptr<Node> node, const std::string &appId)
- : CcnxAppTracer (app, node, appId)
- , m_inInterests (0)
- , m_outInterests (0)
- , m_inNacks (0)
- , m_inData (0)
- , m_outData (0)
-
- , m_inInterestsBytes (0)
- , m_outInterestsBytes (0)
- , m_inNacksBytes (0)
- , m_inDataBytes (0)
- , m_outDataBytes (0)
-{
-}
-
-CcnxAggregateAppTracer::CcnxAggregateAppTracer (const std::string &app, const std::string &node, const std::string &appId)
- : CcnxAppTracer (app, node, appId)
- , m_inInterests (0)
- , m_outInterests (0)
- , m_inNacks (0)
- , m_inData (0)
- , m_outData (0)
-
- , m_inInterestsBytes (0)
- , m_outInterestsBytes (0)
- , m_inNacksBytes (0)
- , m_inDataBytes (0)
- , m_outDataBytes (0)
-{
-}
-
-void
-CcnxAggregateAppTracer::Reset ()
-{
- m_inInterests = 0;
- m_outInterests = 0;
- m_inNacks = 0;
- m_inData = 0;
- m_outData = 0;
-
- m_inInterestsBytes = 0;
- m_outInterestsBytes = 0;
- m_inNacksBytes = 0;
- m_inDataBytes = 0;
- m_outDataBytes = 0;
-}
-
-void
-CcnxAggregateAppTracer::PrintHeader (std::ostream &os) const
-{
- os << "NodeId" << "\t"
- << "App" << "\t"
- << "AppId" << "\t"
- << "InInterests" << "\t"
- << "OutInterests" << "\t"
-
- << "InNacks" << "\t"
-
- << "InData" << "\t"
- << "OutData" << "\t"
-
- << "InInterestsBytes" << "\t"
- << "OutInterestsBytes" << "\t"
-
- << "InNacksBytes" << "\t"
-
- << "InDataBytes" << "\t"
- << "OutDataBytes";
-}
-
-void
-CcnxAggregateAppTracer::Print (std::ostream &os) const
-{
- os << m_node << "\t"
- << m_app << "\t"
- << m_appId << "\t"
-
- << m_inInterests << "\t"
- << m_outInterests << "\t"
-
- << m_inNacks << "\t"
-
- << m_inData << "\t"
- << m_outData << "\t"
-
- << m_inInterestsBytes << "\t"
- << m_outInterestsBytes << "\t"
-
- << m_inNacksBytes << "\t"
-
- << m_inDataBytes << "\t"
- << m_outDataBytes;
-}
-
-void
-CcnxAggregateAppTracer::OutInterests (std::string context,
- Ptr<const CcnxInterestHeader> header, Ptr<CcnxApp>, Ptr<CcnxFace>)
-{
- m_outInterests++;
- m_outInterestsBytes += header->GetSerializedSize ();
-}
-
-void
-CcnxAggregateAppTracer::OutData (std::string context,
- Ptr<const CcnxContentObjectHeader> header, Ptr<const Packet> payload,
- Ptr<CcnxApp>, Ptr<CcnxFace>)
-{
- m_outData++;
- m_outDataBytes += header->GetSerializedSize () + payload->GetSerializedSize ();
-}
-
-void
-CcnxAggregateAppTracer::InInterests (std::string context,
- Ptr<const CcnxInterestHeader> header,
- Ptr<CcnxApp>, Ptr<CcnxFace>)
-{
- m_inInterests++;
- m_inInterestsBytes += header->GetSerializedSize ();
-}
-
-void
-CcnxAggregateAppTracer::InNacks (std::string context,
- Ptr<const CcnxInterestHeader> header,
- Ptr<CcnxApp>, Ptr<CcnxFace>)
-{
- m_inNacks++;
- m_inNacksBytes += header->GetSerializedSize ();
-}
-
-void
-CcnxAggregateAppTracer::InData (std::string context,
- Ptr<const CcnxContentObjectHeader> header, Ptr<const Packet> payload,
- Ptr<CcnxApp>, Ptr<CcnxFace>)
-{
- m_inData++;
- m_inDataBytes += header->GetSerializedSize () + payload->GetSerializedSize ();
-}
-
-
-////////////////////////////////////////////////////////////////////
-////////////////////////////////////////////////////////////////////
-////////////////////////////////////////////////////////////////////
-
-CcnxAggregateL3Tracer::CcnxAggregateL3Tracer (Ptr<Node> node)
- : CcnxL3Tracer (node)
-{
- Reset ();
-}
-
-CcnxAggregateL3Tracer::CcnxAggregateL3Tracer (const std::string &node)
- : CcnxL3Tracer (node)
-{
- Reset ();
-}
-
-void
-CcnxAggregateL3Tracer::Stats::Reset ()
-{
- m_inInterests = 0;
- m_outInterests = 0;
- m_dropInterests = 0;
- m_inNacks = 0;
- m_outNacks = 0;
- m_dropNacks = 0;
- m_inData = 0;
- m_outData = 0;
- m_dropData = 0;
-}
-
-
-void
-CcnxAggregateL3Tracer::Reset ()
-{
- m_packets.Reset ();
- m_bytes.Reset ();
-}
-
-
-void
-CcnxAggregateL3Tracer::PrintHeader (std::ostream &os) const
-{
- os << "Node" << "\t"
- << "InInterests" << "\t"
- << "OutInterests" << "\t"
- << "DropInterests" << "\t"
-
- << "InNacks" << "\t"
- << "OutNacks" << "\t"
- << "DropNacks" << "\t"
-
- << "InData" << "\t"
- << "OutData" << "\t"
- << "DropData" << "\t"
-
- << "InInterestsBytes" << "\t"
- << "OutInterestsBytes" << "\t"
- << "DropInterestsBytes" << "\t"
-
- << "InNacksBytes" << "\t"
- << "OutNacksBytes" << "\t"
- << "DropNacksBytes" << "\t"
-
- << "InDataBytes" << "\t"
- << "OutDataBytes" << "\t"
- << "DropDataBytes";
-}
-
-void
-CcnxAggregateL3Tracer::Print (std::ostream &os) const
-{
- os << m_node << "\t"
- << m_packets.m_inInterests << "\t"
- << m_packets.m_outInterests << "\t"
- << m_packets.m_dropInterests << "\t"
-
- << m_packets.m_inNacks << "\t"
- << m_packets.m_outNacks << "\t"
- << m_packets.m_dropNacks << "\t"
-
- << m_packets.m_inData << "\t"
- << m_packets.m_outData << "\t"
- << m_packets.m_dropData << "\t"
-
- << m_bytes.m_inInterests << "\t"
- << m_bytes.m_outInterests << "\t"
- << m_bytes.m_dropInterests << "\t"
-
- << m_bytes.m_inNacks << "\t"
- << m_bytes.m_outNacks << "\t"
- << m_bytes.m_dropNacks << "\t"
-
- << m_bytes.m_inData << "\t"
- << m_bytes.m_outData << "\t"
- << m_bytes.m_dropData;
-}
-
-void
-CcnxAggregateL3Tracer::OutInterests (std::string context,
- Ptr<const CcnxInterestHeader> header, Ptr<const CcnxFace>)
-{
- m_packets.m_outInterests++;
- m_bytes.m_outInterests += header->GetSerializedSize ();
-}
-
-void
-CcnxAggregateL3Tracer::InInterests (std::string context,
- Ptr<const CcnxInterestHeader> header, Ptr<const CcnxFace>)
-{
- m_packets.m_inInterests++;
- m_bytes.m_inInterests += header->GetSerializedSize ();
-}
-
-void
-CcnxAggregateL3Tracer::DropInterests (std::string context,
- Ptr<const CcnxInterestHeader> header, Ccnx::DropReason, Ptr<const CcnxFace>)
-{
- m_packets.m_dropInterests++;
- m_bytes.m_dropInterests += header->GetSerializedSize ();
-}
-
-void
-CcnxAggregateL3Tracer::OutNacks (std::string context,
- Ptr<const CcnxInterestHeader> header, Ptr<const CcnxFace>)
-{
- m_packets.m_outNacks++;
- m_bytes.m_outNacks += header->GetSerializedSize ();
-}
-
-void
-CcnxAggregateL3Tracer::InNacks (std::string context,
- Ptr<const CcnxInterestHeader> header, Ptr<const CcnxFace>)
-{
- m_packets.m_inNacks++;
- m_bytes.m_inNacks += header->GetSerializedSize ();
-}
-
-void
-CcnxAggregateL3Tracer::DropNacks (std::string context,
- Ptr<const CcnxInterestHeader> header, Ccnx::DropReason, Ptr<const CcnxFace>)
-{
- m_packets.m_dropNacks++;
- m_bytes.m_dropNacks += header->GetSerializedSize ();
-}
-
-void
-CcnxAggregateL3Tracer::OutData (std::string context,
- Ptr<const CcnxContentObjectHeader> header, Ptr<const Packet> payload,
- bool fromCache, Ptr<const CcnxFace>)
-{
- m_packets.m_outData++;
- m_bytes.m_outData += header->GetSerializedSize () + payload->GetSize ();
-}
-
-void
-CcnxAggregateL3Tracer::InData (std::string context,
- Ptr<const CcnxContentObjectHeader> header, Ptr<const Packet> payload,
- Ptr<const CcnxFace>)
-{
- m_packets.m_inData++;
- m_bytes.m_inData += header->GetSerializedSize () + payload->GetSize ();
-}
-
-void
-CcnxAggregateL3Tracer::DropData (std::string context,
- Ptr<const CcnxContentObjectHeader> header, Ptr<const Packet> payload,
- Ccnx::DropReason, Ptr<const CcnxFace>)
-{
- m_packets.m_dropData++;
- m_bytes.m_dropData += header->GetSerializedSize () + payload->GetSize ();
-}
-
-
-////////////////////////////////////////////////////////////////////
-////////////////////////////////////////////////////////////////////
-////////////////////////////////////////////////////////////////////
-
-CcnxRateL3Tracer::CcnxRateL3Tracer (std::ostream &os, Ptr<Node> node)
- : CcnxL3Tracer (node)
- , m_os (os)
-{
- SetAveragingPeriod (Seconds (1.0));
-}
-
-CcnxRateL3Tracer::CcnxRateL3Tracer (std::ostream &os, const std::string &node)
- : CcnxL3Tracer (node)
- , m_os (os)
-{
- SetAveragingPeriod (Seconds (1.0));
-}
-
-CcnxRateL3Tracer::~CcnxRateL3Tracer ()
-{
- m_printEvent.Cancel ();
-}
-
-void
-CcnxRateL3Tracer::SetAveragingPeriod (const Time &period)
-{
- m_period = period;
- m_printEvent.Cancel ();
- m_printEvent = Simulator::Schedule (m_period, &CcnxRateL3Tracer::PeriodicPrinter, this);
-}
-
-void
-CcnxRateL3Tracer::PeriodicPrinter ()
-{
- Print (m_os);
- Reset ();
-
- m_printEvent = Simulator::Schedule (m_period, &CcnxRateL3Tracer::PeriodicPrinter, this);
-}
-
-void
-CcnxRateL3Tracer::PrintHeader (std::ostream &os) const
-{
- os << "Time" << "\t"
-
- << "Node" << "\t"
- << "FaceId" << "\t"
- << "FaceDescr" << "\t"
-
- << "Type" << "\t"
- << "Packets" << "\t"
- << "Kilobytes";
-}
-
-void
-CcnxRateL3Tracer::Reset ()
-{
- for (std::map<Ptr<const CcnxFace>, boost::tuple<Stats, Stats, Stats, Stats> >::iterator stats = m_stats.begin ();
- stats != m_stats.end ();
- stats++)
- {
- stats->second.get<0> ().Reset ();
- stats->second.get<1> ().Reset ();
- }
-}
-
-const double alpha = 0.8;
-
-#define STATS(INDEX) stats->second.get<INDEX> ()
-#define RATE(INDEX, fieldName) STATS(INDEX).fieldName / m_period.ToDouble (Time::S)
-
-#define PRINTER(printName, fieldName) \
-STATS(2).fieldName = /*new value*/alpha * RATE(0, fieldName) + /*old value*/(1-alpha) * STATS(2).fieldName; \
- STATS(3).fieldName = /*new value*/alpha * RATE(1, fieldName) / 1024.0 + /*old value*/(1-alpha) * STATS(3).fieldName; \
- \
-os << time.ToDouble (Time::S) << "\t" \
- << m_node << "\t" \
- << stats->first->GetId () << "\t" \
- << *stats->first << "\t" \
- << printName << "\t" \
- << STATS(2).fieldName << "\t" \
- << STATS(3).fieldName << "\n";
-
-void
-CcnxRateL3Tracer::Print (std::ostream &os) const
-{
- for (std::map<Ptr<const CcnxFace>, boost::tuple<Stats, Stats, Stats, Stats> >::iterator stats = m_stats.begin ();
- stats != m_stats.end ();
- stats++)
- {
- Time time = Simulator::Now ();
-
- PRINTER ("InInterests", m_inInterests);
- PRINTER ("OutInterests", m_outInterests);
- PRINTER ("DropInterests", m_dropInterests);
-
- PRINTER ("InNacks", m_inNacks);
- PRINTER ("OutNacks", m_outNacks);
- PRINTER ("DropNacks", m_dropNacks);
-
- PRINTER ("InData", m_inData);
- PRINTER ("OutData", m_outData);
- PRINTER ("DropData", m_dropData);
-
- // os << Simulator::Now ().ToDouble (Time::S) << "\t"
-
- // << m_node << "\t"
- // << stats->first->GetId () << "\t"
- // << *stats->first << "\t"
- // << "InInterests" << "\t" <<
- // << stats->second.get<0> ().m_inInterests / m_period.ToDouble (Time::S) << "\t"
- // << stats->second.get<1> ().m_inInterests / m_period.ToDouble (Time::S) / 1024.0;
-
- // << stats->second.get<0> ().m_outInterests / m_period.ToDouble (Time::S) << "\t"
- // << stats->second.get<0> ().m_dropInterests / m_period.ToDouble (Time::S) << "\t"
-
- // << stats->second.get<0> ().m_inNacks / m_period.ToDouble (Time::S) << "\t"
- // << stats->second.get<0> ().m_outNacks / m_period.ToDouble (Time::S) << "\t"
- // << stats->second.get<0> ().m_dropNacks / m_period.ToDouble (Time::S) << "\t"
-
- // << stats->second.get<0> ().m_inData / m_period.ToDouble (Time::S) << "\t"
- // << stats->second.get<0> ().m_outData / m_period.ToDouble (Time::S) << "\t"
- // << stats->second.get<0> ().m_dropData / m_period.ToDouble (Time::S) << "\t"
-
- // << stats->second.get<1> ().m_outInterests / m_period.ToDouble (Time::S) / 1024.0 << "\t"
- // << stats->second.get<1> ().m_dropInterests / m_period.ToDouble (Time::S) / 1024.0 << "\t"
-
- // << stats->second.get<1> ().m_inNacks / m_period.ToDouble (Time::S) / 1024.0 << "\t"
- // << stats->second.get<1> ().m_outNacks / m_period.ToDouble (Time::S) / 1024.0 << "\t"
- // << stats->second.get<1> ().m_dropNacks / m_period.ToDouble (Time::S) / 1024.0 << "\t"
-
- // << stats->second.get<1> ().m_inData / m_period.ToDouble (Time::S) / 1024.0 << "\t"
- // << stats->second.get<1> ().m_outData / m_period.ToDouble (Time::S) / 1024.0 << "\t"
- // << stats->second.get<1> ().m_dropData / m_period.ToDouble (Time::S) / 1024.0;
- }
-}
-
-
-void
-CcnxRateL3Tracer::OutInterests (std::string context,
- Ptr<const CcnxInterestHeader> header, Ptr<const CcnxFace> face)
-{
- m_stats[face].get<0> ().m_outInterests ++;
- m_stats[face].get<1> ().m_outInterests += header->GetSerializedSize ();
-}
-
-void
-CcnxRateL3Tracer::InInterests (std::string context,
- Ptr<const CcnxInterestHeader> header, Ptr<const CcnxFace> face)
-{
- m_stats[face].get<0> ().m_inInterests ++;
- m_stats[face].get<1> ().m_inInterests += header->GetSerializedSize ();
-}
-
-void
-CcnxRateL3Tracer::DropInterests (std::string context,
- Ptr<const CcnxInterestHeader> header, Ccnx::DropReason, Ptr<const CcnxFace> face)
-{
- m_stats[face].get<0> ().m_dropInterests ++;
- m_stats[face].get<1> ().m_dropInterests += header->GetSerializedSize ();
-}
-
-void
-CcnxRateL3Tracer::OutNacks (std::string context,
- Ptr<const CcnxInterestHeader> header, Ptr<const CcnxFace> face)
-{
- m_stats[face].get<0> ().m_outNacks ++;
- m_stats[face].get<1> ().m_outNacks += header->GetSerializedSize ();
-}
-
-void
-CcnxRateL3Tracer::InNacks (std::string context,
- Ptr<const CcnxInterestHeader> header, Ptr<const CcnxFace> face)
-{
- m_stats[face].get<0> ().m_inNacks ++;
- m_stats[face].get<1> ().m_inNacks += header->GetSerializedSize ();
-}
-
-void
-CcnxRateL3Tracer::DropNacks (std::string context,
- Ptr<const CcnxInterestHeader> header, Ccnx::DropReason, Ptr<const CcnxFace> face)
-{
- m_stats[face].get<0> ().m_dropNacks ++;
- m_stats[face].get<1> ().m_dropNacks += header->GetSerializedSize ();
-}
-
-void
-CcnxRateL3Tracer::OutData (std::string context,
- Ptr<const CcnxContentObjectHeader> header, Ptr<const Packet> payload,
- bool fromCache, Ptr<const CcnxFace> face)
-{
- m_stats[face].get<0> ().m_inData ++;
- m_stats[face].get<1> ().m_inData += header->GetSerializedSize () + payload->GetSize ();
-}
-
-void
-CcnxRateL3Tracer::InData (std::string context,
- Ptr<const CcnxContentObjectHeader> header, Ptr<const Packet> payload,
- Ptr<const CcnxFace> face)
-{
- m_stats[face].get<0> ().m_outData ++;
- m_stats[face].get<1> ().m_outData += header->GetSerializedSize () + payload->GetSize ();
-}
-
-void
-CcnxRateL3Tracer::DropData (std::string context,
- Ptr<const CcnxContentObjectHeader> header, Ptr<const Packet> payload,
- Ccnx::DropReason, Ptr<const CcnxFace> face)
-{
- m_stats[face].get<0> ().m_dropData ++;
- m_stats[face].get<1> ().m_dropData += header->GetSerializedSize () + payload->GetSize ();
-}
-
-////////////////////////////////////////////////////////////////////
-////////////////////////////////////////////////////////////////////
-////////////////////////////////////////////////////////////////////
CcnxTraceHelper::CcnxTraceHelper ()
: m_l3RateTrace (0)
@@ -693,7 +72,7 @@
of << "\n";
}
- for (std::list<Ptr<CcnxAggregateAppTracer> >::iterator app = m_apps.begin ();
+ for (std::list<Ptr<CcnxAppTracer> >::iterator app = m_apps.begin ();
app != m_apps.end ();
app++)
{
@@ -720,7 +99,7 @@
of << "\n";
}
- for (std::list<Ptr<CcnxAggregateL3Tracer> >::iterator l3 = m_l3s.begin ();
+ for (std::list<Ptr<CcnxL3Tracer> >::iterator l3 = m_l3s.begin ();
l3 != m_l3s.end ();
l3++)
{