src: Updating code style to conform (more or less) to ndn-cxx style

Also, adding .clang-format that describes the applied style. Note that
this style requires a slightly customized version of clang-format.
diff --git a/model/cs/content-store-impl.cpp b/model/cs/content-store-impl.cpp
index 225d137..b4d2eae 100644
--- a/model/cs/content-store-impl.cpp
+++ b/model/cs/content-store-impl.cpp
@@ -27,14 +27,14 @@
 #include "../../utils/trie/multi-policy.hpp"
 #include "../../utils/trie/aggregate-stats-policy.hpp"
 
-#define NS_OBJECT_ENSURE_REGISTERED_TEMPL(type, templ)  \
-  static struct X ## type ## templ ## RegistrationClass \
-  {                                                     \
-    X ## type ## templ ## RegistrationClass () {        \
-      ns3::TypeId tid = type<templ>::GetTypeId ();      \
-      tid.GetParent ();                                 \
-    }                                                   \
-  } x_ ## type ## templ ## RegistrationVariable
+#define NS_OBJECT_ENSURE_REGISTERED_TEMPL(type, templ)                                             \
+  static struct X##type##templ##RegistrationClass {                                                \
+    X##type##templ##RegistrationClass()                                                            \
+    {                                                                                              \
+      ns3::TypeId tid = type<templ>::GetTypeId();                                                  \
+      tid.GetParent();                                                                             \
+    }                                                                                              \
+  } x_##type##templ##RegistrationVariable
 
 namespace ns3 {
 namespace ndn {
@@ -69,15 +69,15 @@
 NS_OBJECT_ENSURE_REGISTERED_TEMPL(ContentStoreImpl, fifo_policy_traits);
 NS_OBJECT_ENSURE_REGISTERED_TEMPL(ContentStoreImpl, lfu_policy_traits);
 
-
-typedef multi_policy_traits< boost::mpl::vector2< lru_policy_traits,
-                                                  aggregate_stats_policy_traits > > LruWithCountsTraits;
-typedef multi_policy_traits< boost::mpl::vector2< random_policy_traits,
-                                                  aggregate_stats_policy_traits > > RandomWithCountsTraits;
-typedef multi_policy_traits< boost::mpl::vector2< fifo_policy_traits,
-                                                  aggregate_stats_policy_traits > > FifoWithCountsTraits;
-typedef multi_policy_traits< boost::mpl::vector2< lfu_policy_traits,
-                                                  aggregate_stats_policy_traits > > LfuWithCountsTraits;
+typedef multi_policy_traits<boost::mpl::vector2<lru_policy_traits, aggregate_stats_policy_traits>>
+  LruWithCountsTraits;
+typedef multi_policy_traits<boost::mpl::vector2<random_policy_traits,
+                                                aggregate_stats_policy_traits>>
+  RandomWithCountsTraits;
+typedef multi_policy_traits<boost::mpl::vector2<fifo_policy_traits, aggregate_stats_policy_traits>>
+  FifoWithCountsTraits;
+typedef multi_policy_traits<boost::mpl::vector2<lfu_policy_traits, aggregate_stats_policy_traits>>
+  LfuWithCountsTraits;
 
 template class ContentStoreImpl<LruWithCountsTraits>;
 NS_OBJECT_ENSURE_REGISTERED_TEMPL(ContentStoreImpl, LruWithCountsTraits);
@@ -95,25 +95,28 @@
 // /**
 //  * \brief Content Store implementing LRU cache replacement policy
 //  */
-class Lru : public ContentStoreImpl<lru_policy_traits> { };
+class Lru : public ContentStoreImpl<lru_policy_traits> {
+};
 
 /**
  * \brief Content Store implementing FIFO cache replacement policy
  */
-class Fifo : public ContentStoreImpl<fifo_policy_traits> { };
+class Fifo : public ContentStoreImpl<fifo_policy_traits> {
+};
 
 /**
  * \brief Content Store implementing Random cache replacement policy
  */
-class Random : public ContentStoreImpl<random_policy_traits> { };
+class Random : public ContentStoreImpl<random_policy_traits> {
+};
 
 /**
  * \brief Content Store implementing Least Frequently Used cache replacement policy
  */
-class Lfu : public ContentStoreImpl<lfu_policy_traits> { };
+class Lfu : public ContentStoreImpl<lfu_policy_traits> {
+};
 #endif
 
-
 } // namespace cs
 } // namespace ndn
 } // namespace ns3
diff --git a/model/cs/content-store-impl.hpp b/model/cs/content-store-impl.hpp
index 1254bb2..b35fdb4 100644
--- a/model/cs/content-store-impl.hpp
+++ b/model/cs/content-store-impl.hpp
@@ -43,292 +43,293 @@
  * @brief Cache entry implementation with additional references to the base container
  */
 template<class CS>
-class EntryImpl : public Entry
-{
+class EntryImpl : public Entry {
 public:
   typedef Entry base_type;
 
 public:
-  EntryImpl (Ptr<ContentStore> cs, Ptr<const Data> data)
-    : Entry (cs, data)
-    , item_ (0)
+  EntryImpl(Ptr<ContentStore> cs, Ptr<const Data> data)
+    : Entry(cs, data)
+    , item_(0)
   {
   }
 
   void
-  SetTrie (typename CS::super::iterator item)
+  SetTrie(typename CS::super::iterator item)
   {
     item_ = item;
   }
 
-  typename CS::super::iterator to_iterator () { return item_; }
-  typename CS::super::const_iterator to_iterator () const { return item_; }
+  typename CS::super::iterator
+  to_iterator()
+  {
+    return item_;
+  }
+  typename CS::super::const_iterator
+  to_iterator() const
+  {
+    return item_;
+  }
 
 private:
   typename CS::super::iterator item_;
 };
 
-
-
 /**
  * @ingroup ndn-cs
  * @brief Base implementation of NDN content store
  */
 template<class Policy>
-class ContentStoreImpl : public ContentStore,
-                         protected ndnSIM::trie_with_policy< Name,
-                                                             ndnSIM::smart_pointer_payload_traits< EntryImpl< ContentStoreImpl< Policy > >, Entry >,
-                                                             Policy >
-{
+class ContentStoreImpl
+  : public ContentStore,
+    protected ndnSIM::
+      trie_with_policy<Name,
+                       ndnSIM::smart_pointer_payload_traits<EntryImpl<ContentStoreImpl<Policy>>,
+                                                            Entry>,
+                       Policy> {
 public:
-  typedef ndnSIM::trie_with_policy< Name,
-                                    ndnSIM::smart_pointer_payload_traits< EntryImpl< ContentStoreImpl< Policy > >, Entry >,
-                                    Policy > super;
+  typedef ndnSIM::
+    trie_with_policy<Name, ndnSIM::smart_pointer_payload_traits<EntryImpl<ContentStoreImpl<Policy>>,
+                                                                Entry>,
+                     Policy> super;
 
-  typedef EntryImpl< ContentStoreImpl< Policy > > entry;
+  typedef EntryImpl<ContentStoreImpl<Policy>> entry;
 
   static TypeId
-  GetTypeId ();
+  GetTypeId();
 
-  ContentStoreImpl () { };
-  virtual ~ContentStoreImpl () { };
+  ContentStoreImpl(){};
+  virtual ~ContentStoreImpl(){};
 
   // from ContentStore
 
   virtual inline Ptr<Data>
-  Lookup (Ptr<const Interest> interest);
+  Lookup(Ptr<const Interest> interest);
 
   virtual inline bool
-  Add (Ptr<const Data> data);
+  Add(Ptr<const Data> data);
 
   // virtual bool
   // Remove (Ptr<Interest> header);
 
   virtual inline void
-  Print (std::ostream &os) const;
+  Print(std::ostream& os) const;
 
   virtual uint32_t
-  GetSize () const;
+  GetSize() const;
 
   virtual Ptr<Entry>
-  Begin ();
+  Begin();
 
   virtual Ptr<Entry>
-  End ();
+  End();
 
-  virtual Ptr<Entry>
-  Next (Ptr<Entry>);
+  virtual Ptr<Entry> Next(Ptr<Entry>);
 
-  const typename super::policy_container &
-  GetPolicy () const { return super::getPolicy (); }
+  const typename super::policy_container&
+  GetPolicy() const
+  {
+    return super::getPolicy();
+  }
 
-  typename super::policy_container &
-  GetPolicy () { return super::getPolicy (); }
-  
+  typename super::policy_container&
+  GetPolicy()
+  {
+    return super::getPolicy();
+  }
+
 private:
   void
-  SetMaxSize (uint32_t maxSize);
+  SetMaxSize(uint32_t maxSize);
 
   uint32_t
-  GetMaxSize () const;
+  GetMaxSize() const;
 
 private:
   static LogComponent g_log; ///< @brief Logging variable
 
-  /// @brief trace of for entry additions (fired every time entry is successfully added to the cache): first parameter is pointer to the CS entry
-  TracedCallback< Ptr<const Entry> > m_didAddEntry;
+  /// @brief trace of for entry additions (fired every time entry is successfully added to the
+  /// cache): first parameter is pointer to the CS entry
+  TracedCallback<Ptr<const Entry>> m_didAddEntry;
 };
 
 //////////////////////////////////////////
 ////////// Implementation ////////////////
 //////////////////////////////////////////
 
-
 template<class Policy>
-LogComponent ContentStoreImpl< Policy >::g_log = LogComponent (("ndn.cs." + Policy::GetName ()).c_str ());
-
+LogComponent
+  ContentStoreImpl<Policy>::g_log = LogComponent(("ndn.cs." + Policy::GetName()).c_str());
 
 template<class Policy>
 TypeId
-ContentStoreImpl< Policy >::GetTypeId ()
+ContentStoreImpl<Policy>::GetTypeId()
 {
-  static TypeId tid = TypeId (("ns3::ndn::cs::"+Policy::GetName ()).c_str ())
-    .SetGroupName ("Ndn")
-    .SetParent<ContentStore> ()
-    .AddConstructor< ContentStoreImpl< Policy > > ()
-    .AddAttribute ("MaxSize",
-                   "Set maximum number of entries in ContentStore. If 0, limit is not enforced",
-                   StringValue ("100"),
-                   MakeUintegerAccessor (&ContentStoreImpl< Policy >::GetMaxSize,
-                                         &ContentStoreImpl< Policy >::SetMaxSize),
-                   MakeUintegerChecker<uint32_t> ())
+  static TypeId tid =
+    TypeId(("ns3::ndn::cs::" + Policy::GetName()).c_str())
+      .SetGroupName("Ndn")
+      .SetParent<ContentStore>()
+      .AddConstructor<ContentStoreImpl<Policy>>()
+      .AddAttribute("MaxSize",
+                    "Set maximum number of entries in ContentStore. If 0, limit is not enforced",
+                    StringValue("100"), MakeUintegerAccessor(&ContentStoreImpl<Policy>::GetMaxSize,
+                                                             &ContentStoreImpl<Policy>::SetMaxSize),
+                    MakeUintegerChecker<uint32_t>())
 
-    .AddTraceSource ("DidAddEntry", "Trace fired every time entry is successfully added to the cache",
-                     MakeTraceSourceAccessor (&ContentStoreImpl< Policy >::m_didAddEntry))
-    ;
+      .AddTraceSource("DidAddEntry",
+                      "Trace fired every time entry is successfully added to the cache",
+                      MakeTraceSourceAccessor(&ContentStoreImpl<Policy>::m_didAddEntry));
 
   return tid;
 }
 
-struct isNotExcluded
-{
-  inline
-  isNotExcluded (const Exclude &exclude)
-    : m_exclude (exclude)
+struct isNotExcluded {
+  inline isNotExcluded(const Exclude& exclude)
+    : m_exclude(exclude)
   {
   }
-  
+
   bool
-  operator () (const name::Component &comp) const
+  operator()(const name::Component& comp) const
   {
-    return !m_exclude.isExcluded (comp);
+    return !m_exclude.isExcluded(comp);
   }
 
 private:
-  const Exclude &m_exclude;
+  const Exclude& m_exclude;
 };
 
 template<class Policy>
 Ptr<Data>
-ContentStoreImpl<Policy>::Lookup (Ptr<const Interest> interest)
+ContentStoreImpl<Policy>::Lookup(Ptr<const Interest> interest)
 {
-  NS_LOG_FUNCTION (this << interest->GetName ());
+  NS_LOG_FUNCTION(this << interest->GetName());
 
   typename super::const_iterator node;
-  if (interest->GetExclude () == 0)
-    {
-      node = this->deepest_prefix_match (interest->GetName ());
-    }
-  else
-    {
-      node = this->deepest_prefix_match_if_next_level (interest->GetName (),
-                                                       isNotExcluded (*interest->GetExclude ()));
-    }
+  if (interest->GetExclude() == 0) {
+    node = this->deepest_prefix_match(interest->GetName());
+  }
+  else {
+    node = this->deepest_prefix_match_if_next_level(interest->GetName(),
+                                                    isNotExcluded(*interest->GetExclude()));
+  }
 
-  if (node != this->end ())
-    {
-      this->m_cacheHitsTrace (interest, node->payload ()->GetData ());
+  if (node != this->end()) {
+    this->m_cacheHitsTrace(interest, node->payload()->GetData());
 
-      Ptr<Data> copy = Create<Data> (*node->payload ()->GetData ());
-      ConstCast<Packet> (copy->GetPayload ())->RemoveAllPacketTags ();
-      return copy;
-    }
-  else
-    {
-      this->m_cacheMissesTrace (interest);
-      return 0;
-    }
+    Ptr<Data> copy = Create<Data>(*node->payload()->GetData());
+    ConstCast<Packet>(copy->GetPayload())->RemoveAllPacketTags();
+    return copy;
+  }
+  else {
+    this->m_cacheMissesTrace(interest);
+    return 0;
+  }
 }
 
 template<class Policy>
 bool
-ContentStoreImpl<Policy>::Add (Ptr<const Data> data)
+ContentStoreImpl<Policy>::Add(Ptr<const Data> data)
 {
-  NS_LOG_FUNCTION (this << data->GetName ());
+  NS_LOG_FUNCTION(this << data->GetName());
 
-  Ptr< entry > newEntry = Create< entry > (this, data);
-  std::pair< typename super::iterator, bool > result = super::insert (data->GetName (), newEntry);
+  Ptr<entry> newEntry = Create<entry>(this, data);
+  std::pair<typename super::iterator, bool> result = super::insert(data->GetName(), newEntry);
 
-  if (result.first != super::end ())
-    {
-      if (result.second)
-        {
-          newEntry->SetTrie (result.first);
+  if (result.first != super::end()) {
+    if (result.second) {
+      newEntry->SetTrie(result.first);
 
-          m_didAddEntry (newEntry);
-          return true;
-        }
-      else
-        {
-          // should we do anything?
-          // update payload? add new payload?
-          return false;
-        }
+      m_didAddEntry(newEntry);
+      return true;
     }
+    else {
+      // should we do anything?
+      // update payload? add new payload?
+      return false;
+    }
+  }
   else
     return false; // cannot insert entry
 }
 
 template<class Policy>
 void
-ContentStoreImpl<Policy>::Print (std::ostream &os) const
+ContentStoreImpl<Policy>::Print(std::ostream& os) const
 {
-  for (typename super::policy_container::const_iterator item = this->getPolicy ().begin ();
-       item != this->getPolicy ().end ();
-       item++)
-    {
-      os << item->payload ()->GetName () << std::endl;
-    }
+  for (typename super::policy_container::const_iterator item = this->getPolicy().begin();
+       item != this->getPolicy().end(); item++) {
+    os << item->payload()->GetName() << std::endl;
+  }
 }
 
 template<class Policy>
 void
-ContentStoreImpl<Policy>::SetMaxSize (uint32_t maxSize)
+ContentStoreImpl<Policy>::SetMaxSize(uint32_t maxSize)
 {
-  this->getPolicy ().set_max_size (maxSize);
+  this->getPolicy().set_max_size(maxSize);
 }
 
 template<class Policy>
 uint32_t
-ContentStoreImpl<Policy>::GetMaxSize () const
+ContentStoreImpl<Policy>::GetMaxSize() const
 {
-  return this->getPolicy ().get_max_size ();
+  return this->getPolicy().get_max_size();
 }
 
 template<class Policy>
 uint32_t
-ContentStoreImpl<Policy>::GetSize () const
+ContentStoreImpl<Policy>::GetSize() const
 {
-  return this->getPolicy ().size ();
+  return this->getPolicy().size();
 }
 
 template<class Policy>
 Ptr<Entry>
-ContentStoreImpl<Policy>::Begin ()
+ContentStoreImpl<Policy>::Begin()
 {
-  typename super::parent_trie::recursive_iterator item (super::getTrie ()), end (0);
-  for (; item != end; item++)
-    {
-      if (item->payload () == 0) continue;
-      break;
-    }
+  typename super::parent_trie::recursive_iterator item(super::getTrie()), end(0);
+  for (; item != end; item++) {
+    if (item->payload() == 0)
+      continue;
+    break;
+  }
 
   if (item == end)
-    return End ();
+    return End();
   else
-    return item->payload ();
+    return item->payload();
 }
 
 template<class Policy>
 Ptr<Entry>
-ContentStoreImpl<Policy>::End ()
+ContentStoreImpl<Policy>::End()
 {
   return 0;
 }
 
 template<class Policy>
 Ptr<Entry>
-ContentStoreImpl<Policy>::Next (Ptr<Entry> from)
+ContentStoreImpl<Policy>::Next(Ptr<Entry> from)
 {
-  if (from == 0) return 0;
+  if (from == 0)
+    return 0;
 
-  typename super::parent_trie::recursive_iterator
-    item (*StaticCast< entry > (from)->to_iterator ()),
-    end (0);
+  typename super::parent_trie::recursive_iterator item(*StaticCast<entry>(from)->to_iterator()),
+    end(0);
 
-  for (item++; item != end; item++)
-    {
-      if (item->payload () == 0) continue;
-      break;
-    }
+  for (item++; item != end; item++) {
+    if (item->payload() == 0)
+      continue;
+    break;
+  }
 
   if (item == end)
-    return End ();
+    return End();
   else
-    return item->payload ();
+    return item->payload();
 }
 
-
 } // namespace cs
 } // namespace ndn
 } // namespace ns3
diff --git a/model/cs/content-store-nocache.cpp b/model/cs/content-store-nocache.cpp
index 61515c1..85505d1 100644
--- a/model/cs/content-store-nocache.cpp
+++ b/model/cs/content-store-nocache.cpp
@@ -17,7 +17,7 @@
  *
  * Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
  *         Ilya Moiseenko <iliamo@cs.ucla.edu>
- *         
+ *
  */
 
 #include "content-store-nocache.hpp"
@@ -25,72 +25,70 @@
 #include "ns3/log.h"
 #include "ns3/packet.h"
 
-NS_LOG_COMPONENT_DEFINE ("ndn.cs.Nocache");
+NS_LOG_COMPONENT_DEFINE("ndn.cs.Nocache");
 
 namespace ns3 {
 namespace ndn {
 namespace cs {
 
-NS_OBJECT_ENSURE_REGISTERED (Nocache);
+NS_OBJECT_ENSURE_REGISTERED(Nocache);
 
-TypeId 
-Nocache::GetTypeId (void)
+TypeId
+Nocache::GetTypeId(void)
 {
-  static TypeId tid = TypeId ("ns3::ndn::cs::Nocache")
-    .SetGroupName ("Ndn")
-    .SetParent<ContentStore> ()
-    .AddConstructor< Nocache > ()
-    ;
+  static TypeId tid = TypeId("ns3::ndn::cs::Nocache")
+                        .SetGroupName("Ndn")
+                        .SetParent<ContentStore>()
+                        .AddConstructor<Nocache>();
 
   return tid;
 }
 
-Nocache::Nocache ()
+Nocache::Nocache()
 {
 }
 
-Nocache::~Nocache () 
+Nocache::~Nocache()
 {
 }
 
 Ptr<Data>
-Nocache::Lookup (Ptr<const Interest> interest)
+Nocache::Lookup(Ptr<const Interest> interest)
 {
-  this->m_cacheMissesTrace (interest);
+  this->m_cacheMissesTrace(interest);
   return 0;
 }
 
 bool
-Nocache::Add (Ptr<const Data> data)
+Nocache::Add(Ptr<const Data> data)
 {
   return false;
 }
 
 void
-Nocache::Print (std::ostream &os) const
+Nocache::Print(std::ostream& os) const
 {
 }
 
 uint32_t
-Nocache::GetSize () const
+Nocache::GetSize() const
 {
   return 0;
 }
 
 Ptr<cs::Entry>
-Nocache::Begin ()
+Nocache::Begin()
 {
   return 0;
 }
 
 Ptr<cs::Entry>
-Nocache::End ()
+Nocache::End()
 {
   return 0;
 }
 
-Ptr<cs::Entry>
-Nocache::Next (Ptr<cs::Entry>)
+Ptr<cs::Entry> Nocache::Next(Ptr<cs::Entry>)
 {
   return 0;
 }
diff --git a/model/cs/content-store-nocache.hpp b/model/cs/content-store-nocache.hpp
index ac7ced7..5745821 100644
--- a/model/cs/content-store-nocache.hpp
+++ b/model/cs/content-store-nocache.hpp
@@ -20,7 +20,7 @@
  */
 
 #ifndef NDN_CONTENT_STORE_NOCACHE_H
-#define	NDN_CONTENT_STORE_NOCACHE_H
+#define NDN_CONTENT_STORE_NOCACHE_H
 
 #include "ns3/ndnSIM/model/cs/ndn-content-store.hpp"
 
@@ -32,49 +32,45 @@
  * @ingroup ndn-cs
  * @brief Implementation of ContentStore that completely disables caching
  */
-class Nocache : public ContentStore
-{
+class Nocache : public ContentStore {
 public:
   /**
    * \brief Interface ID
    *
    * \return interface ID
    */
-  static
-  TypeId GetTypeId ();
+  static TypeId
+  GetTypeId();
 
   /**
    * @brief Default constructor
    */
-  Nocache ();
-  
+  Nocache();
+
   /**
    * @brief Virtual destructor
    */
-  virtual
-  ~Nocache ();
+  virtual ~Nocache();
 
   virtual Ptr<Data>
-  Lookup (Ptr<const Interest> interest);
+  Lookup(Ptr<const Interest> interest);
 
   virtual bool
-  Add (Ptr<const Data> data);
+  Add(Ptr<const Data> data);
 
   virtual void
-  Print (std::ostream &os) const;
+  Print(std::ostream& os) const;
 
   virtual uint32_t
-  GetSize () const;
+  GetSize() const;
 
   virtual Ptr<cs::Entry>
-  Begin ();
+  Begin();
 
   virtual Ptr<cs::Entry>
-  End ();
+  End();
 
-  virtual Ptr<cs::Entry>
-  Next (Ptr<cs::Entry>);
-
+  virtual Ptr<cs::Entry> Next(Ptr<cs::Entry>);
 };
 
 } // namespace cs
diff --git a/model/cs/content-store-with-freshness.cpp b/model/cs/content-store-with-freshness.cpp
index e132a78..3fa39b9 100644
--- a/model/cs/content-store-with-freshness.cpp
+++ b/model/cs/content-store-with-freshness.cpp
@@ -25,14 +25,14 @@
 #include "../../utils/trie/fifo-policy.hpp"
 #include "../../utils/trie/lfu-policy.hpp"
 
-#define NS_OBJECT_ENSURE_REGISTERED_TEMPL(type, templ)  \
-  static struct X ## type ## templ ## RegistrationClass \
-  {                                                     \
-    X ## type ## templ ## RegistrationClass () {        \
-      ns3::TypeId tid = type<templ>::GetTypeId ();      \
-      tid.GetParent ();                                 \
-    }                                                   \
-  } x_ ## type ## templ ## RegistrationVariable
+#define NS_OBJECT_ENSURE_REGISTERED_TEMPL(type, templ)                                             \
+  static struct X##type##templ##RegistrationClass {                                                \
+    X##type##templ##RegistrationClass()                                                            \
+    {                                                                                              \
+      ns3::TypeId tid = type<templ>::GetTypeId();                                                  \
+      tid.GetParent();                                                                             \
+    }                                                                                              \
+  } x_##type##templ##RegistrationVariable
 
 namespace ns3 {
 namespace ndn {
@@ -62,7 +62,6 @@
  **/
 template class ContentStoreWithFreshness<lfu_policy_traits>;
 
-
 NS_OBJECT_ENSURE_REGISTERED_TEMPL(ContentStoreWithFreshness, lru_policy_traits);
 NS_OBJECT_ENSURE_REGISTERED_TEMPL(ContentStoreWithFreshness, random_policy_traits);
 NS_OBJECT_ENSURE_REGISTERED_TEMPL(ContentStoreWithFreshness, fifo_policy_traits);
@@ -73,26 +72,29 @@
 // /**
 //  * \brief Content Store with freshness implementing LRU cache replacement policy
 //  */
-class Freshness::Lru : public ContentStoreWithFreshness<lru_policy_traits> { };
+class Freshness::Lru : public ContentStoreWithFreshness<lru_policy_traits> {
+};
 
 /**
  * \brief Content Store with freshness implementing FIFO cache replacement policy
  */
-class Freshness::Fifo : public ContentStoreWithFreshness<fifo_policy_traits> { };
+class Freshness::Fifo : public ContentStoreWithFreshness<fifo_policy_traits> {
+};
 
 /**
  * \brief Content Store with freshness implementing Random cache replacement policy
  */
-class Freshness::Random : public ContentStoreWithFreshness<random_policy_traits> { };
+class Freshness::Random : public ContentStoreWithFreshness<random_policy_traits> {
+};
 
 /**
  * \brief Content Store with freshness implementing Least Frequently Used cache replacement policy
  */
-class Freshness::Lfu : public ContentStoreWithFreshness<lfu_policy_traits> { };
+class Freshness::Lfu : public ContentStoreWithFreshness<lfu_policy_traits> {
+};
 
 #endif
 
-
 } // namespace cs
 } // namespace ndn
 } // namespace ns3
diff --git a/model/cs/content-store-with-freshness.hpp b/model/cs/content-store-with-freshness.hpp
index 2bd74de..07aa56f 100644
--- a/model/cs/content-store-with-freshness.hpp
+++ b/model/cs/content-store-with-freshness.hpp
@@ -37,29 +37,34 @@
  * @brief Special content store realization that honors Freshness parameter in Data packets
  */
 template<class Policy>
-class ContentStoreWithFreshness :
-    public ContentStoreImpl< ndnSIM::multi_policy_traits< boost::mpl::vector2< Policy, ndnSIM::freshness_policy_traits > > >
-{
+class ContentStoreWithFreshness
+  : public ContentStoreImpl<ndnSIM::
+                              multi_policy_traits<boost::mpl::
+                                                    vector2<Policy,
+                                                            ndnSIM::freshness_policy_traits>>> {
 public:
-  typedef ContentStoreImpl< ndnSIM::multi_policy_traits< boost::mpl::vector2< Policy, ndnSIM::freshness_policy_traits > > > super;
+  typedef ContentStoreImpl<ndnSIM::multi_policy_traits<boost::mpl::
+                                                         vector2<Policy,
+                                                                 ndnSIM::freshness_policy_traits>>>
+    super;
 
   typedef typename super::policy_container::template index<1>::type freshness_policy_container;
 
   static TypeId
-  GetTypeId ();
+  GetTypeId();
 
   virtual inline void
-  Print (std::ostream &os) const;
+  Print(std::ostream& os) const;
 
   virtual inline bool
-  Add (Ptr<const Data> data);
+  Add(Ptr<const Data> data);
 
 private:
   inline void
-  CleanExpired ();
+  CleanExpired();
 
   inline void
-  RescheduleCleaning ();
+  RescheduleCleaning();
 
 private:
   static LogComponent g_log; ///< @brief Logging variable
@@ -72,20 +77,18 @@
 ////////// Implementation ////////////////
 //////////////////////////////////////////
 
-
 template<class Policy>
-LogComponent
-ContentStoreWithFreshness< Policy >::g_log = LogComponent (("ndn.cs.Freshness." + Policy::GetName ()).c_str ());
-
+LogComponent ContentStoreWithFreshness<Policy>::g_log = LogComponent(("ndn.cs.Freshness."
+                                                                      + Policy::GetName()).c_str());
 
 template<class Policy>
 TypeId
-ContentStoreWithFreshness< Policy >::GetTypeId ()
+ContentStoreWithFreshness<Policy>::GetTypeId()
 {
-  static TypeId tid = TypeId (("ns3::ndn::cs::Freshness::"+Policy::GetName ()).c_str ())
-    .SetGroupName ("Ndn")
-    .SetParent<super> ()
-    .template AddConstructor< ContentStoreWithFreshness< Policy > > ()
+  static TypeId tid = TypeId(("ns3::ndn::cs::Freshness::" + Policy::GetName()).c_str())
+                        .SetGroupName("Ndn")
+                        .SetParent<super>()
+                        .template AddConstructor<ContentStoreWithFreshness<Policy>>()
 
     // trace stuff here
     ;
@@ -93,95 +96,93 @@
   return tid;
 }
 
-
 template<class Policy>
 inline bool
-ContentStoreWithFreshness< Policy >::Add (Ptr<const Data> data)
+ContentStoreWithFreshness<Policy>::Add(Ptr<const Data> data)
 {
-  bool ok = super::Add (data);
-  if (!ok) return false;
+  bool ok = super::Add(data);
+  if (!ok)
+    return false;
 
-  NS_LOG_DEBUG (data->GetName () << " added to cache");
-  RescheduleCleaning ();
+  NS_LOG_DEBUG(data->GetName() << " added to cache");
+  RescheduleCleaning();
   return true;
 }
 
 template<class Policy>
 inline void
-ContentStoreWithFreshness< Policy >::RescheduleCleaning ()
+ContentStoreWithFreshness<Policy>::RescheduleCleaning()
 {
-  const freshness_policy_container &freshness = this->getPolicy ().template get<freshness_policy_container> ();
+  const freshness_policy_container& freshness =
+    this->getPolicy().template get<freshness_policy_container>();
 
-  if (freshness.size () > 0)
+  if (freshness.size() > 0) {
+    Time nextStateTime =
+      freshness_policy_container::policy_base::get_freshness(&(*freshness.begin()));
+
+    if (m_scheduledCleaningTime.IsZero() ||      // if not yet scheduled
+        m_scheduledCleaningTime > nextStateTime) // if new item expire sooner than already scheduled
     {
-      Time nextStateTime = freshness_policy_container::policy_base::get_freshness (&(*freshness.begin ()));
+      if (m_cleanEvent.IsRunning()) {
+        Simulator::Remove(m_cleanEvent); // just canceling would not clean up list of events
+      }
 
-      if (m_scheduledCleaningTime.IsZero () || // if not yet scheduled
-          m_scheduledCleaningTime > nextStateTime) // if new item expire sooner than already scheduled
-        {
-          if (m_cleanEvent.IsRunning ())
-            {
-              Simulator::Remove (m_cleanEvent); // just canceling would not clean up list of events
-            }
-
-          // NS_LOG_DEBUG ("Next event in: " << (nextStateTime - Now ()).ToDouble (Time::S) << "s");
-          m_cleanEvent = Simulator::Schedule (nextStateTime - Now (), &ContentStoreWithFreshness< Policy >::CleanExpired, this);
-          m_scheduledCleaningTime = nextStateTime;
-        }
+      // NS_LOG_DEBUG ("Next event in: " << (nextStateTime - Now ()).ToDouble (Time::S) << "s");
+      m_cleanEvent = Simulator::Schedule(nextStateTime - Now(),
+                                         &ContentStoreWithFreshness<Policy>::CleanExpired, this);
+      m_scheduledCleaningTime = nextStateTime;
     }
-  else
-    {
-      if (m_cleanEvent.IsRunning ())
-        {
-          Simulator::Remove (m_cleanEvent); // just canceling would not clean up list of events
-        }
+  }
+  else {
+    if (m_cleanEvent.IsRunning()) {
+      Simulator::Remove(m_cleanEvent); // just canceling would not clean up list of events
     }
+  }
 }
 
-
 template<class Policy>
 inline void
-ContentStoreWithFreshness< Policy >::CleanExpired ()
+ContentStoreWithFreshness<Policy>::CleanExpired()
 {
-  freshness_policy_container &freshness = this->getPolicy ().template get<freshness_policy_container> ();
+  freshness_policy_container& freshness =
+    this->getPolicy().template get<freshness_policy_container>();
 
-  // NS_LOG_LOGIC (">> Cleaning: Total number of items:" << this->getPolicy ().size () << ", items with freshness: " << freshness.size ());
-  Time now = Simulator::Now ();
+  // NS_LOG_LOGIC (">> Cleaning: Total number of items:" << this->getPolicy ().size () << ", items
+  // with freshness: " << freshness.size ());
+  Time now = Simulator::Now();
 
-  while (!freshness.empty ())
+  while (!freshness.empty()) {
+    typename freshness_policy_container::iterator entry = freshness.begin();
+
+    if (freshness_policy_container::policy_base::get_freshness(&(*entry))
+        <= now) // is the record stale?
     {
-      typename freshness_policy_container::iterator entry = freshness.begin ();
-
-      if (freshness_policy_container::policy_base::get_freshness (&(*entry)) <= now) // is the record stale?
-        {
-          super::erase (&(*entry));
-        }
-      else
-        break; // nothing else to do. All later records will not be stale
+      super::erase(&(*entry));
     }
-  // NS_LOG_LOGIC ("<< Cleaning: Total number of items:" << this->getPolicy ().size () << ", items with freshness: " << freshness.size ());
+    else
+      break; // nothing else to do. All later records will not be stale
+  }
+  // NS_LOG_LOGIC ("<< Cleaning: Total number of items:" << this->getPolicy ().size () << ", items
+  // with freshness: " << freshness.size ());
 
-  m_scheduledCleaningTime = Time ();
-  RescheduleCleaning ();
+  m_scheduledCleaningTime = Time();
+  RescheduleCleaning();
 }
 
 template<class Policy>
 void
-ContentStoreWithFreshness< Policy >::Print (std::ostream &os) const
+ContentStoreWithFreshness<Policy>::Print(std::ostream& os) const
 {
-  // const freshness_policy_container &freshness = this->getPolicy ().template get<freshness_policy_container> ();
+  // const freshness_policy_container &freshness = this->getPolicy ().template
+  // get<freshness_policy_container> ();
 
-  for (typename super::policy_container::const_iterator item = this->getPolicy ().begin ();
-       item != this->getPolicy ().end ();
-       item++)
-    {
-      Time ttl = freshness_policy_container::policy_base::get_freshness (&(*item)) - Simulator::Now ();
-      os << item->payload ()->GetName () << "(left: " << ttl.ToDouble (Time::S) << "s)" << std::endl;
-    }
+  for (typename super::policy_container::const_iterator item = this->getPolicy().begin();
+       item != this->getPolicy().end(); item++) {
+    Time ttl = freshness_policy_container::policy_base::get_freshness(&(*item)) - Simulator::Now();
+    os << item->payload()->GetName() << "(left: " << ttl.ToDouble(Time::S) << "s)" << std::endl;
+  }
 }
 
-
-
 } // namespace cs
 } // namespace ndn
 } // namespace ns3
diff --git a/model/cs/content-store-with-probability.cpp b/model/cs/content-store-with-probability.cpp
index bf5c181..313cb36 100644
--- a/model/cs/content-store-with-probability.cpp
+++ b/model/cs/content-store-with-probability.cpp
@@ -25,14 +25,14 @@
 #include "../../utils/trie/fifo-policy.hpp"
 #include "../../utils/trie/lfu-policy.hpp"
 
-#define NS_OBJECT_ENSURE_REGISTERED_TEMPL(type, templ)  \
-  static struct X ## type ## templ ## RegistrationClass \
-  {                                                     \
-    X ## type ## templ ## RegistrationClass () {        \
-      ns3::TypeId tid = type<templ>::GetTypeId ();      \
-      tid.GetParent ();                                 \
-    }                                                   \
-  } x_ ## type ## templ ## RegistrationVariable
+#define NS_OBJECT_ENSURE_REGISTERED_TEMPL(type, templ)                                             \
+  static struct X##type##templ##RegistrationClass {                                                \
+    X##type##templ##RegistrationClass()                                                            \
+    {                                                                                              \
+      ns3::TypeId tid = type<templ>::GetTypeId();                                                  \
+      tid.GetParent();                                                                             \
+    }                                                                                              \
+  } x_##type##templ##RegistrationVariable
 
 namespace ns3 {
 namespace ndn {
@@ -62,7 +62,6 @@
  **/
 template class ContentStoreWithProbability<lfu_policy_traits>;
 
-
 NS_OBJECT_ENSURE_REGISTERED_TEMPL(ContentStoreWithProbability, lru_policy_traits);
 NS_OBJECT_ENSURE_REGISTERED_TEMPL(ContentStoreWithProbability, random_policy_traits);
 NS_OBJECT_ENSURE_REGISTERED_TEMPL(ContentStoreWithProbability, fifo_policy_traits);
@@ -73,26 +72,29 @@
 // /**
 //  * \brief Content Store with freshness implementing LRU cache replacement policy
 //  */
-class Probability::Lru : public ContentStoreWithProbability<lru_policy_traits> { };
+class Probability::Lru : public ContentStoreWithProbability<lru_policy_traits> {
+};
 
 /**
  * \brief Content Store with freshness implementing FIFO cache replacement policy
  */
-class Probability::Fifo : public ContentStoreWithProbability<fifo_policy_traits> { };
+class Probability::Fifo : public ContentStoreWithProbability<fifo_policy_traits> {
+};
 
 /**
  * \brief Content Store with freshness implementing Random cache replacement policy
  */
-class Probability::Random : public ContentStoreWithProbability<random_policy_traits> { };
+class Probability::Random : public ContentStoreWithProbability<random_policy_traits> {
+};
 
 /**
  * \brief Content Store with freshness implementing Least Frequently Used cache replacement policy
  */
-class Probability::Lfu : public ContentStoreWithProbability<lfu_policy_traits> { };
+class Probability::Lfu : public ContentStoreWithProbability<lfu_policy_traits> {
+};
 
 #endif
 
-
 } // namespace cs
 } // namespace ndn
 } // namespace ns3
diff --git a/model/cs/content-store-with-probability.hpp b/model/cs/content-store-with-probability.hpp
index 55266e8..cca50c1 100644
--- a/model/cs/content-store-with-probability.hpp
+++ b/model/cs/content-store-with-probability.hpp
@@ -39,34 +39,33 @@
  * @brief Special content store realization that honors Freshness parameter in Data packets
  */
 template<class Policy>
-class ContentStoreWithProbability :
-    public ContentStoreImpl< ndnSIM::multi_policy_traits< boost::mpl::vector2< ndnSIM::probability_policy_traits, Policy > > >
-{
+class ContentStoreWithProbability
+  : public ContentStoreImpl<ndnSIM::multi_policy_traits<boost::mpl::
+                                                          vector2<ndnSIM::probability_policy_traits,
+                                                                  Policy>>> {
 public:
-  typedef ContentStoreImpl< ndnSIM::multi_policy_traits< boost::mpl::vector2< ndnSIM::probability_policy_traits, Policy > > > super;
+  typedef ContentStoreImpl<ndnSIM::multi_policy_traits<boost::mpl::
+                                                         vector2<ndnSIM::probability_policy_traits,
+                                                                 Policy>>> super;
 
   typedef typename super::policy_container::template index<0>::type probability_policy_container;
 
-  ContentStoreWithProbability () {};
-  
-  static TypeId
-  GetTypeId ();
-private:
+  ContentStoreWithProbability(){};
 
-  void SetCacheProbability (double probability)
+  static TypeId
+  GetTypeId();
+
+private:
+  void
+  SetCacheProbability(double probability)
   {
-    this->getPolicy ()
-      .template get<probability_policy_container> ()
-      .set_probability (probability);
+    this->getPolicy().template get<probability_policy_container>().set_probability(probability);
   }
 
   double
-  GetCacheProbability () const
+  GetCacheProbability() const
   {
-    return 
-      this->getPolicy ()
-      .template get<probability_policy_container> ()
-      .get_probability ();
+    return this->getPolicy().template get<probability_policy_container>().get_probability();
   }
 };
 
@@ -76,26 +75,25 @@
 
 template<class Policy>
 TypeId
-ContentStoreWithProbability< Policy >::GetTypeId ()
+ContentStoreWithProbability<Policy>::GetTypeId()
 {
-  static TypeId tid = TypeId (("ns3::ndn::cs::Probability::"+Policy::GetName ()).c_str ())
-    .SetGroupName ("Ndn")
-    .SetParent<super> ()
-    .template AddConstructor< ContentStoreWithProbability< Policy > > ()
+  static TypeId tid =
+    TypeId(("ns3::ndn::cs::Probability::" + Policy::GetName()).c_str())
+      .SetGroupName("Ndn")
+      .SetParent<super>()
+      .template AddConstructor<ContentStoreWithProbability<Policy>>()
 
-    .AddAttribute ("CacheProbability",
-                   "Set probability of caching in ContentStore. "
-                   "If 1, every content is cached. If 0, no content is cached.",
-                   DoubleValue (1.0),//(+)
-                   MakeDoubleAccessor (&ContentStoreWithProbability< Policy >::GetCacheProbability,
-                                       &ContentStoreWithProbability< Policy >::SetCacheProbability),
-                   MakeDoubleChecker<double> ())
-    ;
+      .AddAttribute("CacheProbability",
+                    "Set probability of caching in ContentStore. "
+                    "If 1, every content is cached. If 0, no content is cached.",
+                    DoubleValue(1.0), //(+)
+                    MakeDoubleAccessor(&ContentStoreWithProbability<Policy>::GetCacheProbability,
+                                       &ContentStoreWithProbability<Policy>::SetCacheProbability),
+                    MakeDoubleChecker<double>());
 
   return tid;
 }
 
-
 } // namespace cs
 } // namespace ndn
 } // namespace ns3
diff --git a/model/cs/content-store-with-stats.cpp b/model/cs/content-store-with-stats.cpp
index 7d6e567..1a44e37 100644
--- a/model/cs/content-store-with-stats.cpp
+++ b/model/cs/content-store-with-stats.cpp
@@ -25,14 +25,14 @@
 #include "../../utils/trie/fifo-policy.hpp"
 #include "../../utils/trie/lfu-policy.hpp"
 
-#define NS_OBJECT_ENSURE_REGISTERED_TEMPL(type, templ)  \
-  static struct X ## type ## templ ## RegistrationClass \
-  {                                                     \
-    X ## type ## templ ## RegistrationClass () {        \
-      ns3::TypeId tid = type<templ>::GetTypeId ();      \
-      tid.GetParent ();                                 \
-    }                                                   \
-  } x_ ## type ## templ ## RegistrationVariable
+#define NS_OBJECT_ENSURE_REGISTERED_TEMPL(type, templ)                                             \
+  static struct X##type##templ##RegistrationClass {                                                \
+    X##type##templ##RegistrationClass()                                                            \
+    {                                                                                              \
+      ns3::TypeId tid = type<templ>::GetTypeId();                                                  \
+      tid.GetParent();                                                                             \
+    }                                                                                              \
+  } x_##type##templ##RegistrationVariable
 
 namespace ns3 {
 namespace ndn {
@@ -68,31 +68,33 @@
 
 NS_OBJECT_ENSURE_REGISTERED_TEMPL(ContentStoreWithStats, lfu_policy_traits);
 
-
 #ifdef DOXYGEN
 // /**
 //  * \brief Content Store with stats implementing LRU cache replacement policy
 //  */
-class Stats::Lru : public ContentStoreWithStats<lru_policy_traits> { };
+class Stats::Lru : public ContentStoreWithStats<lru_policy_traits> {
+};
 
 /**
  * \brief Content Store with stats implementing FIFO cache replacement policy
  */
-class Stats::Fifo : public ContentStoreWithStats<fifo_policy_traits> { };
+class Stats::Fifo : public ContentStoreWithStats<fifo_policy_traits> {
+};
 
 /**
  * \brief Content Store with stats implementing Random cache replacement policy
  */
-class Stats::Random : public ContentStoreWithStats<random_policy_traits> { };
+class Stats::Random : public ContentStoreWithStats<random_policy_traits> {
+};
 
 /**
  * \brief Content Store with stats implementing Least Frequently Used cache replacement policy
  */
-class Stats::Lfu : public ContentStoreWithStats<lfu_policy_traits> { };
+class Stats::Lfu : public ContentStoreWithStats<lfu_policy_traits> {
+};
 
 #endif
 
-
 } // namespace cs
 } // namespace ndn
 } // namespace ns3
diff --git a/model/cs/content-store-with-stats.hpp b/model/cs/content-store-with-stats.hpp
index 542b88c..b5f7540 100644
--- a/model/cs/content-store-with-stats.hpp
+++ b/model/cs/content-store-with-stats.hpp
@@ -37,54 +37,62 @@
  * @brief Special content store realization that provides ability to track stats of CS operations
  */
 template<class Policy>
-class ContentStoreWithStats :
-    public ContentStoreImpl< ndnSIM::multi_policy_traits< boost::mpl::vector2< Policy, ndnSIM::lifetime_stats_policy_traits > > >
-{
+class ContentStoreWithStats
+  : public ContentStoreImpl<ndnSIM::
+                              multi_policy_traits<boost::mpl::
+                                                    vector2<Policy,
+                                                            ndnSIM::
+                                                              lifetime_stats_policy_traits>>> {
 public:
-  typedef ContentStoreImpl< ndnSIM::multi_policy_traits< boost::mpl::vector2< Policy, ndnSIM::lifetime_stats_policy_traits > > > super;
+  typedef ContentStoreImpl<ndnSIM::
+                             multi_policy_traits<boost::mpl::
+                                                   vector2<Policy,
+                                                           ndnSIM::lifetime_stats_policy_traits>>>
+    super;
 
   typedef typename super::policy_container::template index<1>::type lifetime_stats_container;
 
-  ContentStoreWithStats ()
+  ContentStoreWithStats()
   {
     // connect traceback to the policy
-    super::getPolicy ().template get<1> ().set_traced_callback (&m_willRemoveEntry);
+    super::getPolicy().template get<1>().set_traced_callback(&m_willRemoveEntry);
   }
 
   static TypeId
-  GetTypeId ();
+  GetTypeId();
 
   virtual inline void
-  Print (std::ostream &os) const;
+  Print(std::ostream& os) const;
 
 private:
   static LogComponent g_log; ///< @brief Logging variable
 
-  /// @brief trace of for entry removal: first parameter is pointer to the CS entry, second is how long entry was in the cache
-  TracedCallback< Ptr<const Entry>, Time > m_willRemoveEntry;
+  /// @brief trace of for entry removal: first parameter is pointer to the CS entry, second is how
+  /// long entry was in the cache
+  TracedCallback<Ptr<const Entry>, Time> m_willRemoveEntry;
 };
 
 //////////////////////////////////////////
 ////////// Implementation ////////////////
 //////////////////////////////////////////
 
-
 template<class Policy>
-LogComponent
-ContentStoreWithStats< Policy >::g_log = LogComponent (("ndn.cs.Stats." + Policy::GetName ()).c_str ());
-
+LogComponent ContentStoreWithStats<Policy>::g_log = LogComponent(("ndn.cs.Stats."
+                                                                  + Policy::GetName()).c_str());
 
 template<class Policy>
 TypeId
-ContentStoreWithStats< Policy >::GetTypeId ()
+ContentStoreWithStats<Policy>::GetTypeId()
 {
-  static TypeId tid = TypeId (("ns3::ndn::cs::Stats::"+Policy::GetName ()).c_str ())
-    .SetGroupName ("Ndn")
-    .SetParent<super> ()
-    .template AddConstructor< ContentStoreWithStats< Policy > > ()
+  static TypeId tid =
+    TypeId(("ns3::ndn::cs::Stats::" + Policy::GetName()).c_str())
+      .SetGroupName("Ndn")
+      .SetParent<super>()
+      .template AddConstructor<ContentStoreWithStats<Policy>>()
 
-    .AddTraceSource ("WillRemoveEntry", "Trace called just before content store entry will be removed",
-                     MakeTraceSourceAccessor (&ContentStoreWithStats< Policy >::m_willRemoveEntry))
+      .AddTraceSource("WillRemoveEntry",
+                      "Trace called just before content store entry will be removed",
+                      MakeTraceSourceAccessor(&ContentStoreWithStats<Policy>::m_willRemoveEntry))
 
     // trace stuff here
     ;
@@ -94,21 +102,18 @@
 
 template<class Policy>
 void
-ContentStoreWithStats< Policy >::Print (std::ostream &os) const
+ContentStoreWithStats<Policy>::Print(std::ostream& os) const
 {
-  // const freshness_policy_container &freshness = this->getPolicy ().template get<freshness_policy_container> ();
+  // const freshness_policy_container &freshness = this->getPolicy ().template
+  // get<freshness_policy_container> ();
 
-  for (typename super::policy_container::const_iterator item = this->getPolicy ().begin ();
-       item != this->getPolicy ().end ();
-       item++)
-    {
-      Time alive = lifetime_stats_container::policy_base::get_time (&(*item)) - Simulator::Now ();
-      os << item->payload ()->GetName () << "(alive: " << alive.ToDouble (Time::S) << "s)" << std::endl;
-    }
+  for (typename super::policy_container::const_iterator item = this->getPolicy().begin();
+       item != this->getPolicy().end(); item++) {
+    Time alive = lifetime_stats_container::policy_base::get_time(&(*item)) - Simulator::Now();
+    os << item->payload()->GetName() << "(alive: " << alive.ToDouble(Time::S) << "s)" << std::endl;
+  }
 }
 
-
-
 } // namespace cs
 } // namespace ndn
 } // namespace ns3
diff --git a/model/cs/custom-policies/freshness-policy.hpp b/model/cs/custom-policies/freshness-policy.hpp
index b85635e..999c61d 100644
--- a/model/cs/custom-policies/freshness-policy.hpp
+++ b/model/cs/custom-policies/freshness-policy.hpp
@@ -35,126 +35,127 @@
 /**
  * @brief Traits for freshness policy
  */
-struct freshness_policy_traits
-{
+struct freshness_policy_traits {
   /// @brief Name that can be used to identify the policy (for NS-3 object model and logging)
-  static std::string GetName () { return "Freshness"; }
-
-  struct policy_hook_type : public boost::intrusive::set_member_hook<> { Time timeWhenShouldExpire; };
-
-  template<class Container>
-  struct container_hook
+  static std::string
+  GetName()
   {
-    typedef boost::intrusive::member_hook< Container,
-                                           policy_hook_type,
-                                           &Container::policy_hook_ > type;
+    return "Freshness";
+  }
+
+  struct policy_hook_type : public boost::intrusive::set_member_hook<> {
+    Time timeWhenShouldExpire;
   };
 
-  template<class Base,
-           class Container,
-           class Hook>
-  struct policy
-  {
-    static Time& get_freshness (typename Container::iterator item)
+  template<class Container>
+  struct container_hook {
+    typedef boost::intrusive::member_hook<Container, policy_hook_type, &Container::policy_hook_>
+      type;
+  };
+
+  template<class Base, class Container, class Hook>
+  struct policy {
+    static Time&
+    get_freshness(typename Container::iterator item)
     {
-      return static_cast<typename policy_container::value_traits::hook_type*>
-        (policy_container::value_traits::to_node_ptr(*item))->timeWhenShouldExpire;
+      return static_cast<typename policy_container::value_traits::hook_type*>(
+               policy_container::value_traits::to_node_ptr(*item))->timeWhenShouldExpire;
     }
 
-    static const Time& get_freshness (typename Container::const_iterator item)
+    static const Time&
+    get_freshness(typename Container::const_iterator item)
     {
-      return static_cast<const typename policy_container::value_traits::hook_type*>
-        (policy_container::value_traits::to_node_ptr(*item))->timeWhenShouldExpire;
+      return static_cast<const typename policy_container::value_traits::hook_type*>(
+               policy_container::value_traits::to_node_ptr(*item))->timeWhenShouldExpire;
     }
 
     template<class Key>
-    struct MemberHookLess
-    {
-      bool operator () (const Key &a, const Key &b) const
+    struct MemberHookLess {
+      bool
+      operator()(const Key& a, const Key& b) const
       {
-        return get_freshness (&a) < get_freshness (&b);
+        return get_freshness(&a) < get_freshness(&b);
       }
     };
 
-    typedef boost::intrusive::multiset< Container,
-                                   boost::intrusive::compare< MemberHookLess< Container > >,
-                                   Hook > policy_container;
+    typedef boost::intrusive::multiset<Container,
+                                       boost::intrusive::compare<MemberHookLess<Container>>,
+                                       Hook> policy_container;
 
-
-    class type : public policy_container
-    {
+    class type : public policy_container {
     public:
       typedef policy policy_base; // to get access to get_freshness methods from outside
       typedef Container parent_trie;
 
-      type (Base &base)
-        : base_ (base)
-        , max_size_ (100)
+      type(Base& base)
+        : base_(base)
+        , max_size_(100)
       {
       }
 
       inline void
-      update (typename parent_trie::iterator item)
+      update(typename parent_trie::iterator item)
       {
         // do nothing
       }
 
       inline bool
-      insert (typename parent_trie::iterator item)
+      insert(typename parent_trie::iterator item)
       {
         // get_time (item) = Simulator::Now ();
-        Time freshness = item->payload ()->GetData ()->GetFreshness ();
-        if (!freshness.IsZero ())
-          {
-            get_freshness (item) = Simulator::Now () + freshness;
+        Time freshness = item->payload()->GetData()->GetFreshness();
+        if (!freshness.IsZero()) {
+          get_freshness(item) = Simulator::Now() + freshness;
 
-            // push item only if freshness is non zero. otherwise, this payload is not controlled by the policy
-            // note that .size() on this policy would return only number of items with non-infinite freshness policy
-            policy_container::insert (*item);
-          }
+          // push item only if freshness is non zero. otherwise, this payload is not controlled by
+          // the policy
+          // note that .size() on this policy would return only number of items with non-infinite
+          // freshness policy
+          policy_container::insert(*item);
+        }
 
         return true;
       }
 
       inline void
-      lookup (typename parent_trie::iterator item)
+      lookup(typename parent_trie::iterator item)
       {
         // do nothing. it's random policy
       }
 
       inline void
-      erase (typename parent_trie::iterator item)
+      erase(typename parent_trie::iterator item)
       {
-        if (!item->payload ()->GetData ()->GetFreshness ().IsZero ())
-          {
-            // erase only if freshness is non zero (otherwise an item is not in the policy
-            policy_container::erase (policy_container::s_iterator_to (*item));
-          }
+        if (!item->payload()->GetData()->GetFreshness().IsZero()) {
+          // erase only if freshness is non zero (otherwise an item is not in the policy
+          policy_container::erase(policy_container::s_iterator_to(*item));
+        }
       }
 
       inline void
-      clear ()
+      clear()
       {
-        policy_container::clear ();
+        policy_container::clear();
       }
 
       inline void
-      set_max_size (size_t max_size)
+      set_max_size(size_t max_size)
       {
         max_size_ = max_size;
       }
 
       inline size_t
-      get_max_size () const
+      get_max_size() const
       {
         return max_size_;
       }
 
     private:
-      type () : base_(*((Base*)0)) { };
+      type()
+        : base_(*((Base*)0)){};
 
     private:
-      Base &base_;
+      Base& base_;
       size_t max_size_;
     };
   };
diff --git a/model/cs/custom-policies/lifetime-stats-policy.hpp b/model/cs/custom-policies/lifetime-stats-policy.hpp
index 905f532..1102ef1 100644
--- a/model/cs/custom-policies/lifetime-stats-policy.hpp
+++ b/model/cs/custom-policies/lifetime-stats-policy.hpp
@@ -35,119 +35,122 @@
 /**
  * @brief Traits for lifetime stats policy
  */
-struct lifetime_stats_policy_traits
-{
+struct lifetime_stats_policy_traits {
   /// @brief Name that can be used to identify the policy (for NS-3 object model and logging)
-  static std::string GetName () { return "LifetimeStats"; }
-
-  struct policy_hook_type : public boost::intrusive::list_member_hook<> { Time timeWhenAdded; };
-
-  template<class Container>
-  struct container_hook
+  static std::string
+  GetName()
   {
-    typedef boost::intrusive::member_hook< Container,
-                                           policy_hook_type,
-                                           &Container::policy_hook_ > type;
+    return "LifetimeStats";
+  }
+
+  struct policy_hook_type : public boost::intrusive::list_member_hook<> {
+    Time timeWhenAdded;
   };
 
-  template<class Base,
-           class Container,
-           class Hook>
-  struct policy 
-  {
-    typedef typename boost::intrusive::list< Container, Hook > policy_container;
-    
-    static Time& get_time (typename Container::iterator item)
+  template<class Container>
+  struct container_hook {
+    typedef boost::intrusive::member_hook<Container, policy_hook_type, &Container::policy_hook_>
+      type;
+  };
+
+  template<class Base, class Container, class Hook>
+  struct policy {
+    typedef typename boost::intrusive::list<Container, Hook> policy_container;
+
+    static Time&
+    get_time(typename Container::iterator item)
     {
-      return static_cast<typename policy_container::value_traits::hook_type*>
-        (policy_container::value_traits::to_node_ptr(*item))->timeWhenAdded;
-    }
-      
-    static const Time& get_time (typename Container::const_iterator item)
-    {
-      return static_cast<const typename policy_container::value_traits::hook_type*>
-        (policy_container::value_traits::to_node_ptr(*item))->timeWhenAdded;
+      return static_cast<typename policy_container::value_traits::hook_type*>(
+               policy_container::value_traits::to_node_ptr(*item))->timeWhenAdded;
     }
 
-    class type : public policy_container
+    static const Time&
+    get_time(typename Container::const_iterator item)
     {
+      return static_cast<const typename policy_container::value_traits::hook_type*>(
+               policy_container::value_traits::to_node_ptr(*item))->timeWhenAdded;
+    }
+
+    class type : public policy_container {
     public:
       typedef policy policy_base; // to get access to get_time methods from outside
       typedef Container parent_trie;
 
-      type (Base &base)
-        : base_ (base)
-        , max_size_ (100)
-        , m_willRemoveEntry (0)
+      type(Base& base)
+        : base_(base)
+        , max_size_(100)
+        , m_willRemoveEntry(0)
       {
       }
 
       inline void
-      update (typename parent_trie::iterator item)
+      update(typename parent_trie::iterator item)
       {
         // do nothing. it's random policy
       }
-  
-      inline bool
-      insert (typename parent_trie::iterator item)
-      {
-        get_time (item) = Simulator::Now ();
 
-        policy_container::push_back (*item);
+      inline bool
+      insert(typename parent_trie::iterator item)
+      {
+        get_time(item) = Simulator::Now();
+
+        policy_container::push_back(*item);
         return true;
       }
-  
+
       inline void
-      lookup (typename parent_trie::iterator item)
+      lookup(typename parent_trie::iterator item)
       {
         // do nothing. it's random policy
       }
-  
-      inline void
-      erase (typename parent_trie::iterator item)
-      {
-        Time lifetime = Simulator::Now () - get_time (item);
 
-        if (m_willRemoveEntry != 0)
-          {
-            (*m_willRemoveEntry) (item->payload (), lifetime);
-          }
-        
-        policy_container::erase (policy_container::s_iterator_to (*item));
+      inline void
+      erase(typename parent_trie::iterator item)
+      {
+        Time lifetime = Simulator::Now() - get_time(item);
+
+        if (m_willRemoveEntry != 0) {
+          (*m_willRemoveEntry)(item->payload(), lifetime);
+        }
+
+        policy_container::erase(policy_container::s_iterator_to(*item));
       }
 
       inline void
-      clear ()
+      clear()
       {
-        policy_container::clear ();
+        policy_container::clear();
       }
 
       inline void
-      set_max_size (size_t max_size)
+      set_max_size(size_t max_size)
       {
         max_size_ = max_size;
       }
 
       inline size_t
-      get_max_size () const
+      get_max_size() const
       {
         return max_size_;
       }
 
       void
-      set_traced_callback (TracedCallback< typename parent_trie::payload_traits::const_base_type, Time > *callback)
+      set_traced_callback(
+        TracedCallback<typename parent_trie::payload_traits::const_base_type, Time>* callback)
       {
         m_willRemoveEntry = callback;
       }
-      
+
     private:
-      type () : base_(*((Base*)0)) { };
-      
+      type()
+        : base_(*((Base*)0)){};
+
     private:
-      Base &base_;
+      Base& base_;
       size_t max_size_;
 
-      TracedCallback< typename parent_trie::payload_traits::const_base_type, Time > *m_willRemoveEntry;
+      TracedCallback<typename parent_trie::payload_traits::const_base_type, Time>*
+        m_willRemoveEntry;
     };
   };
 };
diff --git a/model/cs/custom-policies/probability-policy.hpp b/model/cs/custom-policies/probability-policy.hpp
index 0c3088c..57d6835 100644
--- a/model/cs/custom-policies/probability-policy.hpp
+++ b/model/cs/custom-policies/probability-policy.hpp
@@ -33,109 +33,106 @@
 /**
  * @brief Traits for freshness policy
  */
-struct probability_policy_traits
-{
-  static std::string GetName () { return "ProbabilityImpl"; }
-
-  struct policy_hook_type : public boost::intrusive::list_member_hook<> {};
-
-  template<class Container>
-  struct container_hook
+struct probability_policy_traits {
+  static std::string
+  GetName()
   {
-    typedef boost::intrusive::member_hook< Container,
-                                           policy_hook_type,
-                                           &Container::policy_hook_ > type;
+    return "ProbabilityImpl";
+  }
+
+  struct policy_hook_type : public boost::intrusive::list_member_hook<> {
   };
 
-  template<class Base,
-           class Container,
-           class Hook>
-  struct policy
-  {
-    typedef typename boost::intrusive::list< Container, Hook > policy_container;
-    
-    class type : public policy_container
-    {
+  template<class Container>
+  struct container_hook {
+    typedef boost::intrusive::member_hook<Container, policy_hook_type, &Container::policy_hook_>
+      type;
+  };
+
+  template<class Base, class Container, class Hook>
+  struct policy {
+    typedef typename boost::intrusive::list<Container, Hook> policy_container;
+
+    class type : public policy_container {
     public:
       typedef policy policy_base; // to get access to get_freshness methods from outside
       typedef Container parent_trie;
 
-      type (Base &base)
-        : base_ (base)
-        , max_size_ (100)
-        , probability_ (1.0)
+      type(Base& base)
+        : base_(base)
+        , max_size_(100)
+        , probability_(1.0)
       {
       }
 
       inline void
-      update (typename parent_trie::iterator item)
+      update(typename parent_trie::iterator item)
       {
       }
 
       inline bool
-      insert (typename parent_trie::iterator item)
+      insert(typename parent_trie::iterator item)
       {
-        if (ns3_rand_.GetValue () < probability_)
-          {
-            policy_container::push_back (*item);
+        if (ns3_rand_.GetValue() < probability_) {
+          policy_container::push_back(*item);
 
-            // allow caching
-            return true;
-          }
-        else
-          {
-            // don't allow caching
-            return false;
-          }
+          // allow caching
+          return true;
+        }
+        else {
+          // don't allow caching
+          return false;
+        }
       }
 
       inline void
-      lookup (typename parent_trie::iterator item)
+      lookup(typename parent_trie::iterator item)
       {
         // do nothing. it's random policy
       }
 
       inline void
-      erase (typename parent_trie::iterator item)
+      erase(typename parent_trie::iterator item)
       {
-        policy_container::erase (policy_container::s_iterator_to (*item));
+        policy_container::erase(policy_container::s_iterator_to(*item));
       }
 
       inline void
-      clear ()
+      clear()
       {
-        policy_container::clear ();
+        policy_container::clear();
       }
 
       inline void
-      set_max_size (size_t max_size)
+      set_max_size(size_t max_size)
       {
         max_size_ = max_size;
       }
 
       inline size_t
-      get_max_size () const
+      get_max_size() const
       {
         return max_size_;
       }
 
       inline void
-      set_probability (double probability)
+      set_probability(double probability)
       {
         probability_ = probability;
       }
 
       inline double
-      get_probability () const
+      get_probability() const
       {
         return probability_;
-      }      
+      }
 
     private:
-      type () : base_(*((Base*)0)) { };
+      type()
+        : base_(*((Base*)0)){};
 
     private:
-      Base &base_;
+      Base& base_;
       size_t max_size_;
       double probability_;
       UniformVariable ns3_rand_;
diff --git a/model/cs/ndn-content-store.cpp b/model/cs/ndn-content-store.cpp
index 4d3bb65..3588eb9 100644
--- a/model/cs/ndn-content-store.cpp
+++ b/model/cs/ndn-content-store.cpp
@@ -17,7 +17,7 @@
  *
  * Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
  *         Ilya Moiseenko <iliamo@cs.ucla.edu>
- *         
+ *
  */
 
 #include "ndn-content-store.hpp"
@@ -25,32 +25,31 @@
 #include "ns3/log.h"
 #include "ns3/packet.h"
 
-NS_LOG_COMPONENT_DEFINE ("ndn.cs.ContentStore");
+NS_LOG_COMPONENT_DEFINE("ndn.cs.ContentStore");
 
 namespace ns3 {
 namespace ndn {
 
-NS_OBJECT_ENSURE_REGISTERED (ContentStore);
+NS_OBJECT_ENSURE_REGISTERED(ContentStore);
 
 TypeId
-ContentStore::GetTypeId (void)
+ContentStore::GetTypeId(void)
 {
-  static TypeId tid = TypeId ("ns3::ndn::ContentStore")
-    .SetGroupName ("Ndn")
-    .SetParent<Object> ()
+  static TypeId tid =
+    TypeId("ns3::ndn::ContentStore")
+      .SetGroupName("Ndn")
+      .SetParent<Object>()
 
-    .AddTraceSource ("CacheHits", "Trace called every time there is a cache hit",
-                     MakeTraceSourceAccessor (&ContentStore::m_cacheHitsTrace))
+      .AddTraceSource("CacheHits", "Trace called every time there is a cache hit",
+                      MakeTraceSourceAccessor(&ContentStore::m_cacheHitsTrace))
 
-    .AddTraceSource ("CacheMisses", "Trace called every time there is a cache miss",
-                     MakeTraceSourceAccessor (&ContentStore::m_cacheMissesTrace))
-    ;
+      .AddTraceSource("CacheMisses", "Trace called every time there is a cache miss",
+                      MakeTraceSourceAccessor(&ContentStore::m_cacheMissesTrace));
 
   return tid;
 }
 
-
-ContentStore::~ContentStore () 
+ContentStore::~ContentStore()
 {
 }
 
@@ -58,31 +57,30 @@
 
 //////////////////////////////////////////////////////////////////////
 
-Entry::Entry (Ptr<ContentStore> cs, Ptr<const Data> data)
-  : m_cs (cs)
-  , m_data (data)
+Entry::Entry(Ptr<ContentStore> cs, Ptr<const Data> data)
+  : m_cs(cs)
+  , m_data(data)
 {
 }
 
 const Name&
-Entry::GetName () const
+Entry::GetName() const
 {
-  return m_data->GetName ();
+  return m_data->GetName();
 }
 
 Ptr<const Data>
-Entry::GetData () const
+Entry::GetData() const
 {
   return m_data;
 }
 
 Ptr<ContentStore>
-Entry::GetContentStore ()
+Entry::GetContentStore()
 {
   return m_cs;
 }
 
-
 } // namespace cs
 } // namespace ndn
 } // namespace ns3
diff --git a/model/cs/ndn-content-store.hpp b/model/cs/ndn-content-store.hpp
index ae7c059..23266c4 100644
--- a/model/cs/ndn-content-store.hpp
+++ b/model/cs/ndn-content-store.hpp
@@ -20,7 +20,7 @@
  */
 
 #ifndef NDN_CONTENT_STORE_H
-#define	NDN_CONTENT_STORE_H
+#define NDN_CONTENT_STORE_H
 
 #include "ns3/object.h"
 #include "ns3/ptr.h"
@@ -54,8 +54,7 @@
  * @ingroup ndn-cs
  * @brief NDN content store entry
  */
-class Entry : public SimpleRefCount<Entry>
-{
+class Entry : public SimpleRefCount<Entry> {
 public:
   /**
    * \brief Construct content store entry
@@ -66,27 +65,27 @@
    * The constructor will make a copy of the supplied packet and calls
    * RemoveHeader and RemoveTail on the copy.
    */
-  Entry (Ptr<ContentStore> cs, Ptr<const Data> data);
+  Entry(Ptr<ContentStore> cs, Ptr<const Data> data);
 
   /**
    * \brief Get prefix of the stored entry
    * \returns prefix of the stored entry
    */
   const Name&
-  GetName () const;
+  GetName() const;
 
   /**
    * \brief Get Data of the stored entry
    * \returns Data of the stored entry
    */
   Ptr<const Data>
-  GetData () const;
+  GetData() const;
 
   /**
    * @brief Get pointer to access store, to which this entry is added
    */
   Ptr<ContentStore>
-  GetContentStore ();
+  GetContentStore();
 
 private:
   Ptr<ContentStore> m_cs; ///< \brief content store to which entry is added
@@ -95,29 +94,26 @@
 
 } // namespace cs
 
-
 /**
  * @ingroup ndn-cs
  * \brief Base class for NDN content store
  *
  * Particular implementations should implement Lookup, Add, and Print methods
  */
-class ContentStore : public Object
-{
+class ContentStore : public Object {
 public:
   /**
    * \brief Interface ID
    *
    * \return interface ID
    */
-  static
-  TypeId GetTypeId ();
+  static TypeId
+  GetTypeId();
 
   /**
    * @brief Virtual destructor
    */
-  virtual
-  ~ContentStore ();
+  virtual ~ContentStore();
 
   /**
    * \brief Find corresponding CS entry for the given interest
@@ -129,7 +125,7 @@
    * used entries index, \see m_contentStore
    */
   virtual Ptr<Data>
-  Lookup (Ptr<const Interest> interest) = 0;
+  Lookup(Ptr<const Interest> interest) = 0;
 
   /**
    * \brief Add a new content to the content store.
@@ -140,7 +136,7 @@
    * @returns true if an existing entry was updated, false otherwise
    */
   virtual bool
-  Add (Ptr<const Data> data) = 0;
+  Add(Ptr<const Data> data) = 0;
 
   // /*
   //  * \brief Add a new content to the content store.
@@ -155,32 +151,30 @@
    * \brief Print out content store entries
    */
   virtual void
-  Print (std::ostream &os) const = 0;
-
+  Print(std::ostream& os) const = 0;
 
   /**
    * @brief Get number of entries in content store
    */
   virtual uint32_t
-  GetSize () const = 0;
+  GetSize() const = 0;
 
   /**
    * @brief Return first element of content store (no order guaranteed)
    */
   virtual Ptr<cs::Entry>
-  Begin () = 0;
+  Begin() = 0;
 
   /**
    * @brief Return item next after last (no order guaranteed)
    */
   virtual Ptr<cs::Entry>
-  End () = 0;
+  End() = 0;
 
   /**
    * @brief Advance the iterator
    */
-  virtual Ptr<cs::Entry>
-  Next (Ptr<cs::Entry>) = 0;
+  virtual Ptr<cs::Entry> Next(Ptr<cs::Entry>) = 0;
 
   ////////////////////////////////////////////////////////////////////////////
   ////////////////////////////////////////////////////////////////////////////
@@ -190,29 +184,28 @@
    * @brief Static call to cheat python bindings
    */
   static inline Ptr<ContentStore>
-  GetContentStore (Ptr<Object> node);
+  GetContentStore(Ptr<Object> node);
 
 protected:
   TracedCallback<Ptr<const Interest>,
-                 Ptr<const Data> > m_cacheHitsTrace; ///< @brief trace of cache hits
+                 Ptr<const Data>> m_cacheHitsTrace; ///< @brief trace of cache hits
 
-  TracedCallback<Ptr<const Interest> > m_cacheMissesTrace; ///< @brief trace of cache misses
+  TracedCallback<Ptr<const Interest>> m_cacheMissesTrace; ///< @brief trace of cache misses
 };
 
 inline std::ostream&
-operator<< (std::ostream &os, const ContentStore &cs)
+operator<<(std::ostream& os, const ContentStore& cs)
 {
-  cs.Print (os);
+  cs.Print(os);
   return os;
 }
 
 inline Ptr<ContentStore>
-ContentStore::GetContentStore (Ptr<Object> node)
+ContentStore::GetContentStore(Ptr<Object> node)
 {
-  return node->GetObject<ContentStore> ();
+  return node->GetObject<ContentStore>();
 }
 
-
 } // namespace ndn
 } // namespace ns3