make: Global change: Move all public headers to include folder.  Change source to including public headers using #include <ndn-cpp/*>. Split some header files to minimize exposing C .h files.
diff --git a/include/ndn-cpp/face.hpp b/include/ndn-cpp/face.hpp
new file mode 100644
index 0000000..7859000
--- /dev/null
+++ b/include/ndn-cpp/face.hpp
@@ -0,0 +1,157 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+/**
+ * Copyright (C) 2013 Regents of the University of California.
+ * @author: Jeff Thompson <jefft0@remap.ucla.edu>
+ * See COPYING for copyright and distribution information.
+ */
+
+#ifndef NDN_FACE_HPP
+#define NDN_FACE_HPP
+
+#include "node.hpp"
+#include "transport/tcp-transport.hpp"
+
+namespace ndn {
+
+/**
+ * The Face class provides the main methods for NDN communication.
+ */
+class Face {
+public:
+  /**
+   * Create a new Face for communication with an NDN hub with the given Transport object and connectionInfo.
+   * @param transport A shared_ptr to a Transport object used for communication.
+   * @param transport A shared_ptr to a Transport::ConnectionInfo to be used to connect to the transport.
+   */
+  Face(const ptr_lib::shared_ptr<Transport>& transport, const ptr_lib::shared_ptr<const Transport::ConnectionInfo>& connectionInfo)
+  : node_(transport, connectionInfo)
+  {
+  }
+  
+  /**
+   * Create a new Face for communication with an NDN hub at host:port using the default TcpTransport.
+   * @param host The host of the NDN hub.
+   * @param port The port of the NDN hub. If omitted. use 6363.
+   */
+  Face(const char *host, unsigned short port = 6363)
+  : node_(ptr_lib::make_shared<TcpTransport>(), 
+          ptr_lib::make_shared<TcpTransport::ConnectionInfo>(host, port))
+  {
+  }
+    
+  /**
+   * Send the Interest through the transport, read the entire response and call onData(interest, data).
+   * @param interest A reference to the Interest.  This copies the Interest.
+   * @param onData A function object to call when a matching data packet is received.  This copies the function object, so you may need to
+   * use func_lib::ref() as appropriate.
+   * @param onTimeout A function object to call if the interest times out.  If onTimeout is an empty OnTimeout(), this does not use it.
+   * This copies the function object, so you may need to use func_lib::ref() as appropriate.
+   * @return The pending interest ID which can be used with removePendingInterest.
+   */
+  uint64_t 
+  expressInterest(const Interest& interest, const OnData& onData, const OnTimeout& onTimeout = OnTimeout())
+  {
+    return node_.expressInterest(interest, onData, onTimeout);
+  }
+
+  /**
+   * Encode name as an Interest. If interestTemplate is not 0, use its interest selectors.
+   * Send the interest through the transport, read the entire response and call onData(interest, data).
+   * @param name A reference to a Name for the interest.  This copies the Name.
+   * @param interestTemplate if not 0, copy interest selectors from the template.   This does not keep a pointer to the Interest object.
+   * @param onData A function object to call when a matching data packet is received.  This copies the function object, so you may need to
+   * use func_lib::ref() as appropriate.
+   * @param onTimeout A function object to call if the interest times out.  If onTimeout is an empty OnTimeout(), this does not use it.
+   * This copies the function object, so you may need to use func_lib::ref() as appropriate.
+   * @return The pending interest ID which can be used with removePendingInterest.
+   */
+  uint64_t 
+  expressInterest(const Name& name, const Interest *interestTemplate, const OnData& onData, const OnTimeout& onTimeout = OnTimeout());
+
+  /**
+   * Encode name as an Interest, using a default interest lifetime.
+   * Send the interest through the transport, read the entire response and call onData(interest, data).
+   * @param name A reference to a Name for the interest.  This copies the Name.
+   * @param onData A function object to call when a matching data packet is received.  This copies the function object, so you may need to
+   * use func_lib::ref() as appropriate.
+   * @param onTimeout A function object to call if the interest times out.  If onTimeout is an empty OnTimeout(), this does not use it.
+   * This copies the function object, so you may need to use func_lib::ref() as appropriate.
+   * @return The pending interest ID which can be used with removePendingInterest.
+   */
+  uint64_t 
+  expressInterest(const Name& name, const OnData& onData, const OnTimeout& onTimeout = OnTimeout()) 
+  {
+    return expressInterest(name, 0, onData, onTimeout);
+  }
+
+  /**
+   * Remove the pending interest entry with the pendingInterestId from the pending interest table.
+   * This does not affect another pending interest with a different pendingInterestId, even it if has the same interest name.
+   * If there is no entry with the pendingInterestId, do nothing.
+   * @param pendingInterestId The ID returned from expressInterest.
+   */
+  void
+  removePendingInterest(uint64_t pendingInterestId)
+  {
+    node_.removePendingInterest(pendingInterestId);
+  }
+  
+  /**
+   * Register prefix with the connected NDN hub and call onInterest when a matching interest is received.
+   * @param prefix A reference to a Name for the prefix to register.  This copies the Name.
+   * @param onInterest A function object to call when a matching interest is received.  This copies the function object, so you may need to
+   * use func_lib::ref() as appropriate.
+   * @param onRegisterFailed A function object to call if failed to retrieve the connected hub’s ID or failed to register the prefix.
+   * This calls onRegisterFailed(prefix) where prefix is the prefix given to registerPrefix.
+   * @param flags The flags for finer control of which interests are forward to the application.  If omitted, use 
+   * the default flags defined by the default ForwardingFlags constructor.
+   * @param wireFormat A WireFormat object used to encode the input. If omitted, use WireFormat getDefaultWireFormat().
+   * @return The registered prefix ID which can be used with removeRegisteredPrefix.
+   */
+  uint64_t 
+  registerPrefix
+    (const Name& prefix, const OnInterest& onInterest, const OnRegisterFailed& onRegisterFailed, const ForwardingFlags& flags = ForwardingFlags(), 
+     WireFormat& wireFormat = *WireFormat::getDefaultWireFormat())
+  {
+    return node_.registerPrefix(prefix, onInterest, onRegisterFailed, flags, wireFormat);
+  }
+
+  /**
+   * Remove the registered prefix entry with the registeredPrefixId from the pending interest table.  
+   * This does not affect another registered prefix with a different registeredPrefixId, even it if has the same prefix name.
+   * If there is no entry with the registeredPrefixId, do nothing.
+   * @param registeredPrefixId The ID returned from registerPrefix.
+   */
+  void
+  removeRegisteredPrefix(uint64_t registeredPrefixId)
+  {
+    node_.removeRegisteredPrefix(registeredPrefixId);
+  }
+  
+  /**
+   * Process any data to receive or call timeout callbacks.
+   * This is non-blocking and will return immediately if there is no data to receive.
+   * You should repeatedly call this from an event loop, with calls to sleep as needed so that the loop doesn't use 100% of the CPU.
+   * @throw This may throw an exception for reading data or in the callback for processing the data.  If you
+   * call this from an main event loop, you may want to catch and log/disregard all exceptions.
+   */
+  void 
+  processEvents()
+  {
+    // Just call Node's processEvents.
+    node_.processEvents();
+  }
+
+  /**
+   * Shut down and disconnect this Face.
+   */
+  void 
+  shutdown();
+  
+private:
+  Node node_;
+};
+
+}
+
+#endif