daemon: Refactor initialization of NFD instance
Change-Id: Ie4181a0b65e249c7067a11e941dcea77f010e4b1
Refs: #2496
diff --git a/daemon/nfd.hpp b/daemon/nfd.hpp
new file mode 100644
index 0000000..f9cac45
--- /dev/null
+++ b/daemon/nfd.hpp
@@ -0,0 +1,101 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2014-2015, Regents of the University of California,
+ * Arizona Board of Regents,
+ * Colorado State University,
+ * University Pierre & Marie Curie, Sorbonne University,
+ * Washington University in St. Louis,
+ * Beijing Institute of Technology,
+ * The University of Memphis.
+ *
+ * This file is part of NFD (Named Data Networking Forwarding Daemon).
+ * See AUTHORS.md for complete list of NFD authors and contributors.
+ *
+ * NFD 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.
+ *
+ * NFD 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
+ * NFD, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef NFD_DAEMON_NFD_HPP
+#define NFD_DAEMON_NFD_HPP
+
+#include "common.hpp"
+#include "core/config-file.hpp"
+
+#include <ndn-cxx/security/key-chain.hpp>
+
+namespace nfd {
+
+class Forwarder;
+class InternalFace;
+class FibManager;
+class FaceManager;
+class StrategyChoiceManager;
+class StatusServer;
+
+/**
+ * \brief Class representing NFD instance
+ * This class can be used to initialize all components of NFD
+ */
+class Nfd : noncopyable
+{
+public:
+ /**
+ * \brief Create NFD instance using absolute or relative path to \p configFile
+ */
+ Nfd(const std::string& configFile, ndn::KeyChain& keyChain);
+
+ /**
+ * \brief Create NFD instance using a parsed ConfigSection \p config
+ * This version of the constructor is more appropriate for integrated environments,
+ * such as NS-3 or android.
+ * \note When using this version of the constructor, error messages will include
+ * "internal://nfd.conf" when referring to configuration errors.
+ */
+ Nfd(const ConfigSection& config, ndn::KeyChain& keyChain);
+
+ /**
+ * \brief Perform initialization of NFD instance
+ * After initialization, NFD instance can be started by invoking run on globalIoService
+ */
+ void
+ initialize();
+
+ /**
+ * \brief Reload configuration file and apply update (if any)
+ */
+ void
+ reloadConfigFile();
+
+private:
+ void
+ initializeLogging();
+
+ void
+ initializeManagement();
+
+private:
+ std::string m_configFile;
+ ConfigSection m_configSection;
+
+ shared_ptr<Forwarder> m_forwarder;
+
+ shared_ptr<InternalFace> m_internalFace;
+ shared_ptr<FibManager> m_fibManager;
+ shared_ptr<FaceManager> m_faceManager;
+ shared_ptr<StrategyChoiceManager> m_strategyChoiceManager;
+ shared_ptr<StatusServer> m_statusServer;
+
+ ndn::KeyChain& m_keyChain;
+};
+
+} // namespace nfd
+
+#endif // NFD_DAEMON_NFD_HPP