diff --git a/include/ndn-cpp-dev/common.hpp b/include/ndn-cpp-dev/common.hpp
new file mode 100644
index 0000000..59c49b5
--- /dev/null
+++ b/include/ndn-cpp-dev/common.hpp
@@ -0,0 +1,101 @@
+/* -*- 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_COMMON_HPP
+#define NDN_COMMON_HPP
+
+#include <vector>
+// common.h include ndn-cpp-config.h.
+#include "c/common.h"
+
+#if NDN_CPP_HAVE_CXX11
+
+#if (__cplusplus < 201103L)
+#error "NDN-CPP-DEV library is configured and compiled in C++11 mode, but the current compiler is not C++11 enabled"
+#endif
+
+// Depending on where ./configure found shared_ptr, define the ptr_lib namespace.
+// We always use ndn::ptr_lib.
+// #if NDN_CPP_HAVE_STD_SHARED_PTR
+#include <memory>
+namespace ndn { namespace ptr_lib = std; }
+
+// #if NDN_CPP_HAVE_STD_FUNCTION
+#include <functional>
+namespace ndn { namespace func_lib = std; }
+
+#elif NDN_CPP_USE_SYSTEM_BOOST
+
+// #if NDN_CPP_HAVE_BOOST_SHARED_PTR
+#include <boost/shared_ptr.hpp>
+#include <boost/make_shared.hpp>
+namespace ndn { namespace ptr_lib = boost; }
+
+// #if NDN_CPP_HAVE_BOOST_FUNCTION
+#include <boost/function.hpp>
+#include <boost/bind.hpp>
+namespace ndn { namespace func_lib = boost; }
+
+#else // use embedded boost headers
+/* Use the boost header files in this distribution that were extracted with:
+cd <BOOST DEVELOPMENT DIRECTORY WITH boost SUBDIRECTORY>
+dist/bin/bcp --namespace=ndnboost shared_ptr make_shared weak_ptr function bind any iostreams <NDN-CPP-DEV ROOT>/include
+cd <NDN-CPP-DEV ROOT>/include
+rm -rf boost.css boost.png Jamroot libs
+mv boost ndnboost
+cd ndnboost
+# Replace when including files.
+(unset LANG; find . -type f -exec sed -i '' 's/\<boost\//\<ndnboost\//g' {} +)
+(unset LANG; find . -type f -exec sed -i '' 's/\"boost\//\"ndnboost\//g' {} +)
+(unset LANG; find . -type f -exec sed -i '' 's/ boost\// ndnboost\//g' {} +)
+(unset LANG; find . -type f -exec sed -i '' 's/(boost\//(ndnboost\//g' {} +)
+# Replace macro definitions.
+(unset LANG; find . -type f -exec sed -i '' 's/BOOST_/NDNBOOST_/g' {} +)
+# Replace header include guards which don't start with BOOST_ .  This may result in some with NDNBOOST twice, but that is OK.
+(unset LANG; find . -type f -exec sed -i '' 's/_DWA/_NDNBOOST_DWA/g' {} +)
+(unset LANG; find . -type f -exec sed -i '' 's/ UUID_/ NDNBOOST_UUID_/g' {} +)
+(unset LANG; find . -type f -exec sed -i '' 's/ FILE_boost/ FILE_ndnboost/g' {} +)
+# Replace the mpl_ barrier namespace.  This should only change file adl_barrier.hpp.
+(unset LANG; find . -type f -exec sed -i '' 's/ mpl_/ ndnboost_mpl_/g' {} +)
+ */
+#include <ndnboost/shared_ptr.hpp>
+#include <ndnboost/make_shared.hpp>
+namespace ndn { namespace ptr_lib = ndnboost; }
+
+// Use the boost header files in this distribution that were extracted as above:
+#include <ndnboost/function.hpp>
+#include <ndnboost/bind.hpp>
+namespace ndn { namespace func_lib = ndnboost; }
+
+#endif
+
+namespace ndn {
+
+/**
+ * A time interval represented as the number of milliseconds.
+ */
+typedef int64_t Milliseconds;
+   
+/**
+ * The calendar time represented as the number of milliseconds since 1/1/1970.
+ */
+typedef int64_t MillisecondsSince1970;
+
+/**
+ * Return the hex representation of the bytes in array.
+ * @param array The array of bytes.
+ * @return Hex string.
+ */
+std::string 
+toHex(const std::vector<uint8_t>& array);
+
+MillisecondsSince1970
+getNow();
+
+}
+
+#endif