Move pib service from ndn-cxx to ndn-tools

Code is copied from ndn-cxx:commit:e1c8c4cfffb33dca13c8ca7d7ef04c7401a7cbef,
(gerrit change-id Ieea485c0ebdce9fb9c876cad005cb95fd8e0c899)
with minor changes for changing include paths and building script.

Change-Id: I77b94fe69b20f04c338e7be7387125f709fa9e1a
Refs: #3018
diff --git a/tools/pib/default-query-processor.hpp b/tools/pib/default-query-processor.hpp
new file mode 100644
index 0000000..1938074
--- /dev/null
+++ b/tools/pib/default-query-processor.hpp
@@ -0,0 +1,76 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2013-2015 Regents of the University of California.
+ *
+ * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
+ *
+ * ndn-cxx library is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU Lesser General Public License as published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option) any later version.
+ *
+ * ndn-cxx library 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 Lesser General Public License for more details.
+ *
+ * You should have received copies of the GNU General Public License and GNU Lesser
+ * General Public License along with ndn-cxx, e.g., in COPYING.md file.  If not, see
+ * <http://www.gnu.org/licenses/>.
+ *
+ * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
+ */
+
+#ifndef NDN_PIB_DEFAULT_QUERY_PROCESSOR_HPP
+#define NDN_PIB_DEFAULT_QUERY_PROCESSOR_HPP
+
+#include "pib-db.hpp"
+#include "encoding/default-param.hpp"
+#include <ndn-cxx/interest.hpp>
+#include <utility>
+
+namespace ndn {
+namespace pib {
+
+class DefaultQueryProcessor : noncopyable
+{
+public:
+  class Error : public std::runtime_error
+  {
+  public:
+    explicit
+    Error(const std::string& what)
+      : std::runtime_error(what)
+    {
+    }
+  };
+
+  /**
+   * @brief Constructor
+   *
+   * @param db The pib database.
+   */
+  explicit
+  DefaultQueryProcessor(PibDb& db);
+
+  std::pair<bool, Block>
+  operator()(const Interest& interest);
+
+private:
+  std::pair<bool, Block>
+  processDefaultIdQuery(const DefaultParam& param);
+
+  std::pair<bool, Block>
+  processDefaultKeyQuery(const DefaultParam& param);
+
+  std::pair<bool, Block>
+  processDefaultCertQuery(const DefaultParam& param);
+
+private:
+  static const size_t DEFAULT_QUERY_LENGTH;
+
+  const PibDb&  m_db;
+};
+
+} // namespace pib
+} // namespace ndn
+
+#endif // NDN_PIB_DEFAULT_QUERY_PROCESSOR_HPP