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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/**
* Copyright (c) 2014, 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 "ethernet-factory.hpp"
#include "core/logger.hpp"
#include "core/global-io.hpp"
#include "core/network-interface.hpp"
#include <boost/algorithm/string/predicate.hpp>
#include <pcap/pcap.h>
namespace nfd {
NFD_LOG_INIT("EthernetFactory");
shared_ptr<EthernetFace>
EthernetFactory::createMulticastFace(const shared_ptr<NetworkInterfaceInfo> &interface,
const ethernet::Address &address)
{
if (!address.isMulticast())
throw Error(address.toString() + " is not a multicast address");
const std::string& name = interface->name;
shared_ptr<EthernetFace> face = findMulticastFace(name, address);
if (face)
return face;
shared_ptr<boost::asio::posix::stream_descriptor> socket =
make_shared<boost::asio::posix::stream_descriptor>(ref(getGlobalIoService()));
face = make_shared<EthernetFace>(socket, interface, address);
face->onFail += bind(&EthernetFactory::afterFaceFailed,
this, name, address);
m_multicastFaces[std::make_pair(name, address)] = face;
return face;
}
void
EthernetFactory::afterFaceFailed(const std::string& interfaceName,
const ethernet::Address& address)
{
NFD_LOG_DEBUG("afterFaceFailed: " << interfaceName << "/" << address);
m_multicastFaces.erase(std::make_pair(interfaceName, address));
}
shared_ptr<EthernetFace>
EthernetFactory::findMulticastFace(const std::string& interfaceName,
const ethernet::Address& address) const
{
MulticastFaceMap::const_iterator i =
m_multicastFaces.find(std::make_pair(interfaceName, address));
if (i != m_multicastFaces.end())
return i->second;
else
return shared_ptr<EthernetFace>();
}
void
EthernetFactory::createFace(const FaceUri& uri,
const FaceCreatedCallback& onCreated,
const FaceConnectFailedCallback& onConnectFailed)
{
throw Error("EthernetFactory does not support 'createFace' operation");
}
std::list<shared_ptr<const Channel> >
EthernetFactory::getChannels() const
{
return std::list<shared_ptr<const Channel> >();
}
} // namespace nfd