69 lines
2.5 KiB
C++
69 lines
2.5 KiB
C++
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2014-2021, Regents of the University of California,
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* Arizona Board of Regents,
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* Colorado State University,
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* University Pierre & Marie Curie, Sorbonne University,
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* Washington University in St. Louis,
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* Beijing Institute of Technology,
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* The University of Memphis.
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*
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* This file is part of NFD (Named Data Networking Forwarding Daemon).
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* See AUTHORS.md for complete list of NFD authors and contributors.
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*
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* NFD is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Foundation,
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* either version 3 of the License, or (at your option) any later version.
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*
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* NFD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* NFD, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef NFD_DAEMON_FW_MULTICAST_STRATEGY_HPP
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#define NFD_DAEMON_FW_MULTICAST_STRATEGY_HPP
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#include "strategy.hpp"
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#include "process-nack-traits.hpp"
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#include "retx-suppression-exponential.hpp"
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namespace nfd {
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namespace fw {
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/** \brief A forwarding strategy that forwards Interests to all FIB nexthops
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*/
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class MulticastStrategy : public Strategy
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, public ProcessNackTraits<MulticastStrategy>
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{
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public:
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explicit
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MulticastStrategy(Forwarder& forwarder, const Name& name = getStrategyName());
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static const Name&
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getStrategyName();
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void
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afterReceiveInterest(const FaceEndpoint& ingress, const Interest& interest,
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const shared_ptr<pit::Entry>& pitEntry) override;
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void
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afterReceiveNack(const FaceEndpoint& ingress, const lp::Nack& nack,
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const shared_ptr<pit::Entry>& pitEntry) override;
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private:
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friend ProcessNackTraits<MulticastStrategy>;
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RetxSuppressionExponential m_retxSuppression;
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NFD_PUBLIC_WITH_TESTS_ELSE_PRIVATE:
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static const time::milliseconds RETX_SUPPRESSION_INITIAL;
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static const time::milliseconds RETX_SUPPRESSION_MAX;
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};
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} // namespace fw
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} // namespace nfd
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#endif // NFD_DAEMON_FW_MULTICAST_STRATEGY_HPP
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