Davide Pesavento | 6bd6d0b | 2017-03-25 15:16:40 -0400 | [diff] [blame^] | 1 | /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */ |
| 2 | /** |
| 3 | * Copyright (c) 2014-2017, Regents of the University of California, |
| 4 | * Arizona Board of Regents, |
| 5 | * Colorado State University, |
| 6 | * University Pierre & Marie Curie, Sorbonne University, |
| 7 | * Washington University in St. Louis, |
| 8 | * Beijing Institute of Technology, |
| 9 | * The University of Memphis. |
| 10 | * |
| 11 | * This file is part of NFD (Named Data Networking Forwarding Daemon). |
| 12 | * See AUTHORS.md for complete list of NFD authors and contributors. |
| 13 | * |
| 14 | * NFD is free software: you can redistribute it and/or modify it under the terms |
| 15 | * of the GNU General Public License as published by the Free Software Foundation, |
| 16 | * either version 3 of the License, or (at your option) any later version. |
| 17 | * |
| 18 | * NFD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; |
| 19 | * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR |
| 20 | * PURPOSE. See the GNU General Public License for more details. |
| 21 | * |
| 22 | * You should have received a copy of the GNU General Public License along with |
| 23 | * NFD, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>. |
| 24 | */ |
| 25 | |
| 26 | #include "unicast-ethernet-transport.hpp" |
| 27 | |
| 28 | #include <stdio.h> // for snprintf() |
| 29 | |
| 30 | namespace nfd { |
| 31 | namespace face { |
| 32 | |
| 33 | NFD_LOG_INIT("UnicastEthernetTransport"); |
| 34 | |
| 35 | UnicastEthernetTransport::UnicastEthernetTransport(const NetworkInterfaceInfo& localEndpoint, |
| 36 | const ethernet::Address& remoteEndpoint, |
| 37 | ndn::nfd::FacePersistency persistency, |
| 38 | time::nanoseconds idleTimeout) |
| 39 | : EthernetTransport(localEndpoint, remoteEndpoint) |
| 40 | , m_idleTimeout(idleTimeout) |
| 41 | { |
| 42 | this->setLocalUri(FaceUri::fromDev(m_interfaceName)); |
| 43 | this->setRemoteUri(FaceUri(m_destAddress)); |
| 44 | this->setScope(ndn::nfd::FACE_SCOPE_NON_LOCAL); |
| 45 | this->setPersistency(persistency); |
| 46 | this->setLinkType(ndn::nfd::LINK_TYPE_POINT_TO_POINT); |
| 47 | |
| 48 | NFD_LOG_FACE_INFO("Creating transport"); |
| 49 | |
| 50 | char filter[110]; |
| 51 | // note #1: we cannot use std::snprintf because it's not available |
| 52 | // on some platforms (see #2299) |
| 53 | // note #2: "not vlan" must appear last in the filter expression, or the |
| 54 | // rest of the filter won't work as intended (see pcap-filter(7)) |
| 55 | snprintf(filter, sizeof(filter), |
| 56 | "(ether proto 0x%x) && (ether src %s) && (ether dst %s) && (not vlan)", |
| 57 | ethernet::ETHERTYPE_NDN, |
| 58 | m_destAddress.toString().c_str(), |
| 59 | m_srcAddress.toString().c_str()); |
| 60 | setPacketFilter(filter); |
| 61 | |
| 62 | // TODO: implement close on idle and persistency change |
| 63 | } |
| 64 | |
| 65 | } // namespace face |
| 66 | } // namespace nfd |