/* -*- 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_MGMT_FIB_MANAGER_HPP
#define NFD_DAEMON_MGMT_FIB_MANAGER_HPP

#include "manager-base.hpp"
#include "core/logger.hpp"
#include "table/fib.hpp"
#include "fw/forwarder.hpp"

namespace nfd {

/**
 * @brief implement the FIB Management of NFD Management Protocol.
 * @sa http://redmine.named-data.net/projects/nfd/wiki/FibMgmt
 */
class FibManager : public ManagerBase
{
public:
  /**
   * @brief construct a FibManger
   *
   * @param fib the managed FIB
   * @param getFace a function used to retrive a face by FaceId from the face table
   * @param dispatcher the management dispatcher
   * @param validator the command validator
   */
  FibManager(Fib& fib,
             function<shared_ptr<Face>(FaceId)> getFace,
             Dispatcher& dispatcher,
             CommandValidator& validator);

private:
  void
  addNextHop(const Name& topPrefix, const Interest& interest,
             ControlParameters parameters,
             const ndn::mgmt::CommandContinuation& done);

  void
  removeNextHop(const Name& topPrefix, const Interest& interest,
                ControlParameters parameters,
                const ndn::mgmt::CommandContinuation& done);

  void
  listEntries(const Name& topPrefix, const Interest& interest,
              ndn::mgmt::StatusDatasetContext& context);

private:
  void
  setFaceForSelfRegistration(const Interest& request, ControlParameters& parameters);

private:
  Fib& m_fib;
  function<shared_ptr<Face>(FaceId)> m_getFace;
};

} // namespace nfd

#endif // NFD_DAEMON_MGMT_FIB_MANAGER_HPP