54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/**
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* Copyright (C) 2014 Named Data Networking Project
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* See COPYING for copyright and distribution information.
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*/
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#include "client-control-strategy.hpp"
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namespace nfd {
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namespace fw {
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NFD_LOG_INIT("ClientControlStrategy");
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const Name ClientControlStrategy::STRATEGY_NAME("ndn:/localhost/nfd/strategy/client-control");
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ClientControlStrategy::ClientControlStrategy(Forwarder& forwarder, const Name& name)
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: BestRouteStrategy(forwarder, name)
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{
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}
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ClientControlStrategy::~ClientControlStrategy()
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{
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}
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void
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ClientControlStrategy::afterReceiveInterest(const Face& inFace,
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const Interest& interest,
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shared_ptr<fib::Entry> fibEntry,
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shared_ptr<pit::Entry> pitEntry)
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{
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// Strategy needn't check whether LocalControlHeader-NextHopFaceId is enabled.
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// LocalFace does this check.
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if (!interest.getLocalControlHeader().hasNextHopFaceId()) {
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this->BestRouteStrategy::afterReceiveInterest(inFace, interest, fibEntry, pitEntry);
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return;
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}
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FaceId outFaceId = static_cast<FaceId>(interest.getNextHopFaceId());
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shared_ptr<Face> outFace = this->getFace(outFaceId);
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if (!static_cast<bool>(outFace)) {
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// If outFace doesn't exist, it's better to reject the Interest
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// than to use BestRouteStrategy.
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NFD_LOG_WARN("Interest " << interest.getName() <<
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" NextHopFaceId=" << outFaceId << " non-existent face");
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this->rejectPendingInterest(pitEntry);
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return;
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}
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this->sendInterest(pitEntry, outFace);
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}
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} // namespace fw
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} // namespace nfd
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