src: Small source reorganization

Change-Id: I442f3ad0392ef4220e6435fc48e6d69acbd02076
diff --git a/src/repo-tlv.hpp b/src/repo-tlv.hpp
new file mode 100644
index 0000000..7d917e1
--- /dev/null
+++ b/src/repo-tlv.hpp
@@ -0,0 +1,44 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2014,  Regents of the University of California.
+ *
+ * This file is part of NDN repo-ng (Next generation of NDN repository).
+ * See AUTHORS.md for complete list of repo-ng authors and contributors.
+ *
+ * repo-ng is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Foundation,
+ * either version 3 of the License, or (at your option) any later version.
+ *
+ * repo-ng 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
+ * repo-ng, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef REPO_REPO_TLV_HPP
+#define REPO_REPO_TLV_HPP
+
+#include <ndn-cxx/encoding/tlv.hpp>
+
+namespace repo {
+namespace tlv {
+
+using namespace ndn::Tlv;
+
+enum {
+  RepoCommandParameter = 201,
+  StartBlockId         = 204,
+  EndBlockId           = 205,
+  ProcessId            = 206,
+  RepoCommandResponse  = 207,
+  StatusCode           = 208,
+  InsertNum            = 209,
+  DeleteNum            = 210
+};
+
+} // tlv
+} // repo
+
+#endif // REPO_REPO_TLV_HPP