command-processor.hpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2014-2025,  The University of Memphis,
 *                           Regents of the University of California,
 *                           Arizona Board of Regents.
 *
 * This file is part of NLSR (Named-data Link State Routing).
 * See AUTHORS.md for complete list of NLSR authors and contributors.
 *
 * NLSR 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.
 *
 * NLSR 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
 * NLSR, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef NLSR_UPDATE_COMMAND_PROCESSOR_HPP
#define NLSR_UPDATE_COMMAND_PROCESSOR_HPP
 
#include "lsdb.hpp"
#include "name-prefix-list.hpp"
 
#include <ndn-cxx/mgmt/dispatcher.hpp>
#include <ndn-cxx/mgmt/nfd/control-parameters.hpp>
 
#include <boost/noncopyable.hpp>
#include <optional>
 
namespace nlsr::update {
 
enum { PREFIX_FLAG = 1 };
 
class CommandProcessor : boost::noncopyable
{
public:
  class Error : public std::runtime_error
  {
  public:
    using std::runtime_error::runtime_error;
  };
 
  CommandProcessor(ndn::mgmt::Dispatcher& m_dispatcher,
                   NamePrefixList& m_namePrefixList,
                   Lsdb& lsdb);
 
  virtual
  ~CommandProcessor() = 0;
 
  void
  advertiseAndInsertPrefix(const ndn::mgmt::ControlParametersBase& parameters,
                           const ndn::mgmt::CommandContinuation& done);
 
  void
  withdrawAndRemovePrefix(const ndn::mgmt::ControlParametersBase& parameters,
                          const ndn::mgmt::CommandContinuation& done);
 
  virtual std::optional<bool>
  afterAdvertise(const ndn::Name& prefix)
  {
    return std::nullopt;
  }
 
  virtual std::optional<bool>
  afterWithdraw(const ndn::Name& prefix)
  {
    return std::nullopt;
  }
 
protected:
  ndn::mgmt::Dispatcher& m_dispatcher;
  NamePrefixList& m_namePrefixList;
  Lsdb& m_lsdb;
};
 
} // namespace nlsr::update
 
#endif // NLSR_UPDATE_COMMAND_PROCESSOR_HPP