fw: FaceTable

refs #1317

Change-Id: Ief04fe572407120ca6777c087a519c1749f0cdd2
diff --git a/daemon/fw/face-table.hpp b/daemon/fw/face-table.hpp
new file mode 100644
index 0000000..28a4faa
--- /dev/null
+++ b/daemon/fw/face-table.hpp
@@ -0,0 +1,84 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (C) 2014 Named Data Networking Project
+ * See COPYING for copyright and distribution information.
+ */
+
+#ifndef NFD_FW_FACE_TABLE_HPP
+#define NFD_FW_FACE_TABLE_HPP
+
+#include "face/face.hpp"
+#include "core/map-value-iterator.hpp"
+
+namespace nfd
+{
+
+class Forwarder;
+
+/** \brief container of all Faces
+ */
+class FaceTable
+{
+public:
+  explicit
+  FaceTable(Forwarder& forwarder);
+
+  void
+  add(shared_ptr<Face> face);
+
+  void
+  remove(shared_ptr<Face> face);
+
+  shared_ptr<Face>
+  get(FaceId id) const;
+
+  size_t
+  size() const;
+
+public: // enumeration
+  typedef std::map<FaceId, shared_ptr<Face> > FaceMap;
+
+  /** \brief ForwarderIterator for shared_ptr<Face>
+   */
+  typedef MapValueIterator<FaceMap> const_iterator;
+
+  const_iterator
+  begin() const;
+
+  const_iterator
+  end() const;
+
+private:
+  Forwarder& m_forwarder;
+  FaceId m_lastFaceId;
+  FaceMap m_faces;
+};
+
+inline shared_ptr<Face>
+FaceTable::get(FaceId id) const
+{
+  std::map<FaceId, shared_ptr<Face> >::const_iterator i = m_faces.find(id);
+  return (i == m_faces.end()) ? (shared_ptr<Face>()) : (i->second);
+}
+
+inline size_t
+FaceTable::size() const
+{
+  return m_faces.size();
+}
+
+inline FaceTable::const_iterator
+FaceTable::begin() const
+{
+  return const_iterator(m_faces.begin());
+}
+
+inline FaceTable::const_iterator
+FaceTable::end() const
+{
+  return const_iterator(m_faces.end());
+}
+
+} // namespace nfd
+
+#endif // NFD_FW_FACE_TABLE_HPP