Consumer and producer applications
diff --git a/apps/ccnx-consumer.cc b/apps/ccnx-consumer.cc
new file mode 100644
index 0000000..5e39fd3
--- /dev/null
+++ b/apps/ccnx-consumer.cc
@@ -0,0 +1,176 @@
+/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2011 University of California, Los Angeles
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * Author: Ilya Moiseenko <iliamo@cs.ucla.edu>
+ */
+
+#include "ccnx-consumer.h"
+
+NS_LOG_COMPONENT_DEFINE ("CcnxConsumer");
+
+namespace ns3
+{
+
+NS_OBJECT_ENSURE_REGISTERED (CcnxConsumer);
+
+TypeId
+CcnxConsumer::GetTypeId (void)
+{
+ static TypeId tid = TypeId ("ns3::CcnxConsumer")
+ .SetParent<Application> ()
+ .AddConstructor<CcnxConsumer> ()
+ .AddAttribute ("OffTime", "Time interval between packets",
+ TimeValue (Seconds (0.1)),
+ MakeTimeAccessor (&CcnxConsumer::m_offTime),
+ MakeTimeChecker ())
+ .AddAttribute ("Face","Local face to be used",
+ PointerValue (CreateObject<CcnxLocalFace> ()),
+ MakePointerAccessor (&CcnxConsumer::m_face),
+ MakePointerChecker<CcnxLocalFace> ())
+ .AddAttribute ("InterestName","CcnxName of the Interest (use CcnxNameComponents)",
+ PointerValue (CreateObject<CcnxNameComponents> ()),
+ MakePointerAccessor (&CcnxConsumer::m_interestName),
+ MakePointerChecker<CcnxNameComponents> ())
+ .AddAttribute ("LifeTime", "LifeTime fo interest packet",
+ TimeValue (Seconds (4.0)),
+ MakeTimeAccessor (&CcnxConsumer::m_interestLifeTime),
+ MakeTimeChecker ())
+ .AddAttribute ("MinSuffixComponents", "MinSuffixComponents",
+ IntegerValue(-1),
+ MakeIntegerAccessor(&CcnxConsumer::m_minSuffixComponents),
+ MakeIntegerChecker<int32_t>())
+ .AddAttribute ("MaxSuffixComponents", "MaxSuffixComponents",
+ IntegerValue(-1),
+ MakeIntegerAccessor(&CcnxConsumer::m_maxSuffixComponents),
+ MakeIntegerChecker<int32_t>())
+ .AddAttribute ("ChildSelector", "ChildSelector",
+ BooleanValue(false),
+ MakeBooleanAccessor(&CcnxConsumer::m_childSelector),
+ MakeBooleanChecker())
+ .AddAttribute ("Exclude", "only simple name matching is supported (use CcnxNameComponents)",
+ PointerValue (CreateObject<CcnxNameComponents> ()),
+ MakePointerAccessor (&CcnxConsumer::m_exclude),
+ MakePointerChecker<CcnxNameComponents> ())
+ .AddAttribute ("Initial Nonce", "If 0 then nonce is not used",
+ UintegerValue(1),
+ MakeUintegerAccessor(&CcnxConsumer::m_initialNonce),
+ MakeUintegerChecker<uint32_t>())
+ .AddTraceSource ("InterestTrace", "Interests that were sent",
+ MakeTraceSourceAccessor (&CcnxConsumer::m_interestsTrace))
+ .AddTraceSource ("ContentObjectTrace", "ContentObjects that were received",
+ MakeTraceSourceAccessor (&CcnxConsumer::m_contentObjectsTrace))
+ ;
+
+ return tid;
+}
+
+CcnxConsumer::CcnxConsumer ()
+{
+ NS_LOG_FUNCTION_NOARGS ();
+}
+
+CcnxConsumer::~CcnxConsumer()
+{
+ NS_LOG_FUNCTION_NOARGS ();
+}
+
+void
+CcnxConsumer::DoDispose (void)
+{
+ NS_LOG_FUNCTION_NOARGS ();
+
+ Application::DoDispose ();
+}
+
+// Application Methods
+void
+CcnxConsumer::StartApplication () // Called at time specified by Start
+{
+ NS_LOG_FUNCTION_NOARGS ();
+ ScheduleNextTx();
+}
+
+void
+CcnxConsumer::StopApplication () // Called at time specified by Stop
+{
+ NS_LOG_FUNCTION_NOARGS ();
+
+ CancelEvents ();
+}
+
+void
+CcnxConsumer::CancelEvents ()
+{
+ NS_LOG_FUNCTION_NOARGS ();
+
+ Simulator::Cancel (m_sendEvent);
+}
+
+void
+CcnxConsumer::ScheduleNextTx ()
+{
+ NS_LOG_FUNCTION_NOARGS ();
+
+ Time nextTime = Seconds(m_offTime);
+ m_sendEvent = Simulator::Schedule (nextTime, &CcnxConsumer::SendPacket, this);
+}
+
+void
+CcnxConsumer::SendPacket ()
+{
+ NS_LOG_FUNCTION_NOARGS ();
+ NS_LOG_INFO ("Sending Interest at " << Simulator::Now ());
+
+ uint32_t randomNonce = UniformVariable().GetInteger(1, std::numeric_limits<uint32_t>::max ());
+ CcnxInterestHeader interestHeader;
+ interestHeader.SetNonce(randomNonce);
+ interestHeader.SetName(m_interestName);
+ interestHeader.SetInterestLifetime(m_interestLifeTime);
+ interestHeader.SetChildSelector(m_childSelector);
+ interestHeader.SetExclude(m_exclude);
+ interestHeader.SetMaxSuffixComponents(m_maxSuffixComponents);
+ interestHeader.SetMinSuffixComponents(m_minSuffixComponents);
+
+ Ptr<Packet> packet = Create<Packet> ();
+ packet->AddHeader (interestHeader);
+
+ m_face->Receive(packet);
+
+ ScheduleNextTx();
+}
+
+void
+CcnxConsumer::HandlePacket(const Ptr<CcnxFace> &face, const Ptr<const Packet> &packet)
+{
+ uint8_t type[2];
+ uint32_t read = packet->CopyData (type,2);
+ if (read!=2)
+ {
+ NS_LOG_INFO ("Unknown CcnxPacket");
+ return;
+ }
+
+ if (type[0] == INTEREST_BYTE0 && type[1] == INTEREST_BYTE1)
+ {
+ m_interestsTrace(face,packet);
+ }
+ else if (type[0] == CONTENT_OBJECT_BYTE0 && type[1] == CONTENT_OBJECT_BYTE1)
+ {
+ m_contentObjectsTrace(face,packet);
+ }
+}
+}
diff --git a/apps/ccnx-consumer.h b/apps/ccnx-consumer.h
new file mode 100644
index 0000000..a9a311f
--- /dev/null
+++ b/apps/ccnx-consumer.h
@@ -0,0 +1,111 @@
+/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2011 University of California, Los Angeles
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * Author: Ilya Moiseenko <iliamo@cs.ucla.edu>
+ */
+
+#ifndef CCNX_CONSUMER_H
+#define CCNX_CONSUMER_H
+
+#include "ns3/application.h"
+#include "ns3/log.h"
+#include "ns3/random-variable.h"
+#include "ns3/nstime.h"
+#include "ns3/event-id.h"
+#include "ns3/ptr.h"
+#include "ns3/simulator.h"
+#include "ns3/ccnx-interest-header.h"
+#include "ns3/ccnx-local-face.h"
+#include "ns3/ccnx-name-components.h"
+#include "ns3/packet.h"
+#include "ns3/boolean.h"
+#include "ns3/integer.h"
+#include "ns3/uinteger.h"
+#include "ns3/random-variable.h"
+#include <limits>
+#include "ns3/pointer.h"
+#include "ns3/traced-callback.h"
+#include "ns3/ccnx-header-helper.h"
+
+#include "ns3/packet.h"
+#include "ns3/header.h"
+
+namespace ns3
+{
+
+class CcnxConsumer: public Application
+{
+public:
+ static TypeId GetTypeId (void);
+
+ CcnxConsumer ();
+
+ virtual ~CcnxConsumer ();
+
+ void HandlePacket (const Ptr<CcnxFace> &face, const Ptr<const Packet> &packet);
+
+protected:
+ virtual void DoDispose (void);
+private:
+ // inherited from Application base class.
+ virtual void StartApplication (void); // Called at time specified by Start
+ virtual void StopApplication (void); // Called at time specified by Stop
+
+ Time m_offTime;
+ Ptr<CcnxNameComponents> m_interestName;
+ Time m_interestLifeTime;
+ int32_t m_minSuffixComponents;
+ int32_t m_maxSuffixComponents;
+ bool m_childSelector;
+ Ptr<CcnxNameComponents> m_exclude;
+ uint32_t m_initialNonce;
+
+ EventId m_sendEvent; // Eventid of pending "send packet" event
+ TypeId m_tid;
+ Ptr<CcnxLocalFace> m_face;
+
+ //helpers
+ void CancelEvents ();
+
+ void Construct (Ptr<Node> n,
+ std::string tid,
+ const Time& offtime,
+ Ptr<CcnxLocalFace> face,
+ Ptr<CcnxNameComponents> nameComponents,
+ const Time& lifetime,
+ const int32_t& minSuffixComponents,
+ const int32_t& maxSuffixComponents,
+ const bool childSelector,
+ Ptr<CcnxNameComponents> exclude,
+ const uint32_t& initialNonce
+ );
+
+ // Event handlers
+ void StartSending ();
+ void StopSending ();
+ void SendPacket ();
+ //typedef Callback<void,const Ptr<CcnxFace>&,const Ptr<const Packet>& > ProtocolHandler;
+
+private:
+ void ScheduleNextTx ();
+ //typedef Callback<void,const Ptr<CcnxFace>&,const Ptr<const Packet>& > ProtocolHandler;
+
+ TracedCallback<const Ptr<CcnxFace>&,const Ptr<const Packet>& > m_interestsTrace;
+ TracedCallback<const Ptr<CcnxFace>&,const Ptr<const Packet>& > m_contentObjectsTrace;
+};
+}
+#endif
diff --git a/apps/ccnx-producer.cc b/apps/ccnx-producer.cc
new file mode 100644
index 0000000..7fcd1da
--- /dev/null
+++ b/apps/ccnx-producer.cc
@@ -0,0 +1,191 @@
+/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2011 University of California, Los Angeles
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * Author: Ilya Moiseenko <iliamo@cs.ucla.edu>
+ */
+
+#include "ccnx-producer.h"
+
+
+NS_LOG_COMPONENT_DEFINE ("CcnxProducer");
+
+namespace ns3
+{
+
+NS_OBJECT_ENSURE_REGISTERED (CcnxProducer);
+
+TypeId
+CcnxProducer::GetTypeId (void)
+{
+ static TypeId tid = TypeId ("ns3::CcnxProducer")
+ .SetParent<Application> ()
+ .AddConstructor<CcnxProducer> ()
+ .AddAttribute ("Face","Local face to be used",
+ PointerValue (CreateObject<CcnxLocalFace> ()),
+ MakePointerAccessor (&CcnxProducer::m_face),
+ MakePointerChecker<CcnxLocalFace> ())
+ .AddAttribute ("Ccnx","Ccnx is needed to access ContentStore",
+ PointerValue (NULL),
+ MakePointerAccessor (&CcnxProducer::m_ccnx),
+ MakePointerChecker<Ccnx> ())
+
+ /*.AddAttribute ("InterestName","CcnxName of the Interest (use CcnxNameComponents)",
+ PointerValue (CreateObject<CcnxNameComponents> ()),
+ MakePointerAccessor (&CcnxConsumer::m_interestName),
+ MakePointerChecker<CcnxNameComponents> ())
+ .AddAttribute ("LifeTime", "LifeTime fo interest packet",
+ TimeValue (Seconds (4.0)),
+ MakeTimeAccessor (&CcnxConsumer::m_interestLifeTime),
+ MakeTimeChecker ())
+ .AddAttribute ("MinSuffixComponents", "MinSuffixComponents",
+ IntegerValue(-1),
+ MakeIntegerAccessor(&CcnxConsumer::m_minSuffixComponents),
+ MakeIntegerChecker<int32_t>())
+ .AddAttribute ("MaxSuffixComponents", "MaxSuffixComponents",
+ IntegerValue(-1),
+ MakeIntegerAccessor(&CcnxConsumer::m_maxSuffixComponents),
+ MakeIntegerChecker<int32_t>())
+ .AddAttribute ("ChildSelector", "ChildSelector",
+ BooleanValue(false),
+ MakeBooleanAccessor(&CcnxConsumer::m_childSelector),
+ MakeBooleanChecker())
+ .AddAttribute ("Exclude", "only simple name matching is supported (use CcnxNameComponents)",
+ PointerValue (CreateObject<CcnxNameComponents> ()),
+ MakePointerAccessor (&CcnxConsumer::m_exclude),
+ MakePointerChecker<CcnxNameComponents> ())*/
+ .AddAttribute ("Capacity", "Capacity of the ContentStore",
+ UintegerValue(100),
+ MakeUintegerAccessor(&CcnxProducer::m_storeCapacity),
+ MakeUintegerChecker<uint32_t>())
+ .AddTraceSource ("InterestTrace", "Interests that were received",
+ MakeTraceSourceAccessor (&CcnxProducer::m_interestsTrace))
+ .AddTraceSource ("ContentObjectTrace", "ContentObjects that were sent",
+ MakeTraceSourceAccessor (&CcnxProducer::m_contentObjectsTrace))
+ ;
+
+ return tid;
+}
+
+CcnxProducer::CcnxProducer ()
+{
+ NS_LOG_FUNCTION_NOARGS ();
+}
+
+CcnxProducer::~CcnxProducer()
+{
+ NS_LOG_FUNCTION_NOARGS ();
+}
+
+void
+CcnxProducer::DoDispose (void)
+{
+ NS_LOG_FUNCTION_NOARGS ();
+
+ Application::DoDispose ();
+}
+
+ // Application Methods
+void
+CcnxProducer::StartApplication () // Called at time specified by Start
+{
+ NS_LOG_FUNCTION_NOARGS ();
+// ScheduleNextTx();
+}
+
+void
+CcnxProducer::StopApplication () // Called at time specified by Stop
+{
+ NS_LOG_FUNCTION_NOARGS ();
+
+ CancelEvents ();
+}
+
+void
+CcnxProducer::CancelEvents ()
+{
+ NS_LOG_FUNCTION_NOARGS ();
+
+ Simulator::Cancel (m_sendEvent);
+}
+
+/*void
+CcnxProducer::ScheduleNextTx ()
+{
+ NS_LOG_FUNCTION_NOARGS ();
+
+ Time nextTime = Seconds(m_offTime);
+ m_sendEvent = Simulator::Schedule (nextTime, &CcnxConsumer::SendPacket, this);
+ }
+ */
+
+/*void
+CcnxConsumer::SendPacket ()
+ {
+ NS_LOG_FUNCTION_NOARGS ();
+ NS_LOG_INFO ("Sending Interest at " << Simulator::Now ());
+
+ uint32_t randomNonce = UniformVariable().GetInteger(1, std::numeric_limits<uint32_t>::max ());
+ CcnxInterestHeader interestHeader;
+ interestHeader.SetNonce(randomNonce);
+ interestHeader.SetName(m_interestName);
+ interestHeader.SetInterestLifetime(m_interestLifeTime);
+ interestHeader.SetChildSelector(m_childSelector);
+ interestHeader.SetExclude(m_exclude);
+ interestHeader.SetMaxSuffixComponents(m_maxSuffixComponents);
+ interestHeader.SetMinSuffixComponents(m_minSuffixComponents);
+
+ Ptr<Packet> packet = Create<Packet> ();
+ packet->AddHeader (interestHeader);
+
+ m_face->Receive(packet);
+
+ ScheduleNextTx();
+ }*/
+
+uint32_t
+CcnxProducer::GetStoreCapacity()
+{
+ return m_storeCapacity;
+}
+
+void
+CcnxProducer::HandlePacket(const Ptr<CcnxFace> &face, const Ptr<const Packet> &packet)
+{
+ uint8_t type[2];
+ uint32_t read = packet->CopyData (type,2);
+ if (read!=2)
+ {
+ NS_LOG_INFO ("Unknown CcnxPacket");
+ return;
+ }
+
+ if (type[0] == INTEREST_BYTE0 && type[1] == INTEREST_BYTE1)
+ {
+ m_interestsTrace(face,packet);
+ }
+ else if (type[0] == CONTENT_OBJECT_BYTE0 && type[1] == CONTENT_OBJECT_BYTE1)
+ {
+ m_contentObjectsTrace(face,packet);
+ }
+}
+
+void
+CcnxProducer::AddContentStoreEntry (Ptr<CcnxContentObjectHeader> header, Ptr<const Packet> packet)
+{
+ m_ccnx->m_contentStore->Add (header, packet);
+}
+}
diff --git a/apps/ccnx-producer.h b/apps/ccnx-producer.h
new file mode 100644
index 0000000..55049dd
--- /dev/null
+++ b/apps/ccnx-producer.h
@@ -0,0 +1,118 @@
+/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2011 University of California, Los Angeles
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * Author: Ilya Moiseenko <iliamo@cs.ucla.edu>
+ */
+
+#ifndef CCNX_PRODUCER_H
+#define CCNX_PRODUCER_H
+
+#include "ns3/application.h"
+#include "ns3/log.h"
+#include "ns3/random-variable.h"
+#include "ns3/nstime.h"
+#include "ns3/event-id.h"
+#include "ns3/ptr.h"
+#include "ns3/simulator.h"
+#include "ns3/ccnx-interest-header.h"
+#include "ns3/ccnx-local-face.h"
+#include "ns3/ccnx-name-components.h"
+#include "ns3/packet.h"
+#include "ns3/boolean.h"
+#include "ns3/integer.h"
+#include "ns3/uinteger.h"
+#include "ns3/random-variable.h"
+#include <limits>
+#include "ns3/pointer.h"
+#include "ns3/traced-callback.h"
+#include "ns3/ccnx-header-helper.h"
+
+#include "ns3/packet.h"
+#include "ns3/header.h"
+#include "ns3/ccnx.h"
+#include "ns3/ccnx-content-object-header.h"
+
+namespace ns3
+{
+
+class CcnxProducer: public Application
+{
+public:
+ static TypeId GetTypeId (void);
+
+ CcnxProducer ();
+
+ virtual ~CcnxProducer ();
+
+ void HandlePacket (const Ptr<CcnxFace> &face, const Ptr<const Packet> &packet);
+ uint32_t GetStoreCapacity();
+ void AddContentStoreEntry (Ptr<CcnxContentObjectHeader> header, Ptr<const Packet> packet);
+
+protected:
+ virtual void DoDispose (void);
+private:
+ // inherited from Application base class.
+ virtual void StartApplication (void); // Called at time specified by Start
+ virtual void StopApplication (void); // Called at time specified by Stop
+
+ Ptr<Ccnx> m_ccnx;
+ Time m_offTime;
+ //Ptr<CcnxNameComponents> m_interestName;
+ //Time m_interestLifeTime;
+ //int32_t m_minSuffixComponents;
+ //int32_t m_maxSuffixComponents;
+ //bool m_childSelector;
+ //Ptr<CcnxNameComponents> m_exclude;
+ //uint32_t m_initialNonce;
+
+ //EventId m_sendEvent; // Eventid of pending "send packet" event
+ TypeId m_tid;
+ Ptr<CcnxLocalFace> m_face;
+
+ uint32_t m_storeCapacity;
+
+ //helpers
+ void CancelEvents ();
+
+ void Construct (Ptr<Node> n,
+ std::string tid,
+ const Time& offtime,
+ Ptr<CcnxLocalFace> face,
+ Ptr<CcnxNameComponents> nameComponents,
+ const Time& lifetime,
+ const int32_t& minSuffixComponents,
+ const int32_t& maxSuffixComponents,
+ const bool childSelector,
+ Ptr<CcnxNameComponents> exclude,
+ const uint32_t& initialNonce
+ );
+
+ // Event handlers
+ void StartSending ();
+ void StopSending ();
+ void SendPacket ();
+ //typedef Callback<void,const Ptr<CcnxFace>&,const Ptr<const Packet>& > ProtocolHandler;
+
+private:
+ void ScheduleNextTx ();
+ //typedef Callback<void,const Ptr<CcnxFace>&,const Ptr<const Packet>& > ProtocolHandler;
+
+ TracedCallback<const Ptr<CcnxFace>&,const Ptr<const Packet>& > m_interestsTrace;
+ TracedCallback<const Ptr<CcnxFace>&,const Ptr<const Packet>& > m_contentObjectsTrace;
+};
+}
+#endif
diff --git a/model/ccnx-content-store.h b/model/ccnx-content-store.h
index d364917..b9a8138 100644
--- a/model/ccnx-content-store.h
+++ b/model/ccnx-content-store.h
@@ -23,6 +23,7 @@
#include "ns3/object.h"
#include "ns3/ptr.h"
+#include "ns3/packet.h"
#include <list>
#include <string>
@@ -42,8 +43,6 @@
namespace ns3
{
-class Packet;
-
/**
* \ingroup ccnx
* \brief NDN content store entry