null-face.cpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2014-2022,  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/>.
 */
 
#include "null-face.hpp"
#include "null-link-service.hpp"
#include "null-transport.hpp"
 
namespace nfd::face {
 
shared_ptr<Face>
makeNullFace(const FaceUri& uri)
{
  // FIB could restrict creating a nexthop record toward a non-local face in /localhost namespace.
  // Therefore, NullFace has scope=local to enable creating a "blackhole" FIB entry under /localhost.
  return make_shared<Face>(make_unique<NullLinkService>(),
                           make_unique<NullTransport>(uri, uri, ndn::nfd::FACE_SCOPE_LOCAL));
}
 
} // namespace nfd::face