Junxiao Shi
cde37ad608
* delete old Face * rename LpFace as Face * eliminate LpFaceWrapper and use new Face refs #3172 Change-Id: I08c3a5dfb4cc1b9834b30cccd9ab634535d0608c
136 lines
4.0 KiB
C++
136 lines
4.0 KiB
C++
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/**
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* Copyright (c) 2014-2015, 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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#include "face-table.hpp"
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#include "forwarder.hpp"
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#include "core/global-io.hpp"
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#include "core/logger.hpp"
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#include "face/channel.hpp"
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namespace nfd {
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NFD_LOG_INIT("FaceTable");
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FaceTable::FaceTable(Forwarder& forwarder)
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: m_forwarder(forwarder)
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, m_lastFaceId(face::FACEID_RESERVED_MAX)
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{
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}
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FaceTable::~FaceTable()
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{
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}
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shared_ptr<Face>
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FaceTable::get(FaceId id) const
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{
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std::map<FaceId, shared_ptr<Face> >::const_iterator i = m_faces.find(id);
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return (i == m_faces.end()) ? (shared_ptr<Face>()) : (i->second);
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}
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size_t
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FaceTable::size() const
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{
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return m_faces.size();
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}
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void
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FaceTable::add(shared_ptr<Face> face)
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{
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if (face->getId() != face::INVALID_FACEID && m_faces.count(face->getId()) > 0) {
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NFD_LOG_WARN("Trying to add existing face id=" << face->getId() << " to the face table");
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return;
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}
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FaceId faceId = ++m_lastFaceId;
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BOOST_ASSERT(faceId > face::FACEID_RESERVED_MAX);
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this->addImpl(face, faceId);
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}
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void
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FaceTable::addReserved(shared_ptr<Face> face, FaceId faceId)
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{
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BOOST_ASSERT(face->getId() == face::INVALID_FACEID);
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BOOST_ASSERT(m_faces.count(face->getId()) == 0);
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BOOST_ASSERT(faceId <= face::FACEID_RESERVED_MAX);
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this->addImpl(face, faceId);
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}
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void
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FaceTable::addImpl(shared_ptr<Face> face, FaceId faceId)
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{
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face->setId(faceId);
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m_faces[faceId] = face;
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NFD_LOG_INFO("Added face id=" << faceId << " remote=" << face->getRemoteUri()
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<< " local=" << face->getLocalUri());
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face->afterReceiveInterest.connect(bind(&Forwarder::startProcessInterest, &m_forwarder, ref(*face), _1));
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face->afterReceiveData.connect(bind(&Forwarder::startProcessData, &m_forwarder, ref(*face), _1));
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face->afterReceiveNack.connect(bind(&Forwarder::startProcessNack, &m_forwarder, ref(*face), _1));
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connectFaceClosedSignal(*face, bind(&FaceTable::remove, this, face));
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this->afterAdd(face);
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}
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void
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FaceTable::remove(shared_ptr<Face> face)
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{
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this->beforeRemove(face);
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FaceId faceId = face->getId();
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m_faces.erase(faceId);
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face->setId(face::INVALID_FACEID);
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NFD_LOG_INFO("Removed face id=" << faceId <<
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" remote=" << face->getRemoteUri() <<
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" local=" << face->getLocalUri());
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m_forwarder.getFib().removeNextHopFromAllEntries(face);
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// defer Face deallocation, so that Transport isn't deallocated during afterStateChange signal
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getGlobalIoService().post([face] {});
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}
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FaceTable::ForwardRange
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FaceTable::getForwardRange() const
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{
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return m_faces | boost::adaptors::map_values;
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}
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FaceTable::const_iterator
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FaceTable::begin() const
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{
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return this->getForwardRange().begin();
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}
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FaceTable::const_iterator
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FaceTable::end() const
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{
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return this->getForwardRange().end();
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}
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} // namespace nfd
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