NS-3 based Named Data Networking (NDN) simulator
ndnSIM 2.5: NDN, CCN, CCNx, content centric networks
API Documentation
multicast-udp-transport.hpp
Go to the documentation of this file.
1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2014-2018, 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 #ifndef NFD_DAEMON_FACE_MULTICAST_UDP_TRANSPORT_HPP
27 #define NFD_DAEMON_FACE_MULTICAST_UDP_TRANSPORT_HPP
28 
29 #include "datagram-transport.hpp"
30 
32 
33 namespace nfd {
34 namespace face {
35 
36 NFD_LOG_MEMBER_DECL_SPECIALIZED((DatagramTransport<boost::asio::ip::udp, Multicast>));
37 
38 // Explicit specialization of makeEndpointId for the UDP multicast case.
39 // Note that this "shall be declared before the first use of the specialization
40 // that would cause an implicit instantiation to take place, in every translation
41 // unit in which such a use occurs".
42 template<>
45 
49 class MulticastUdpTransport final : public DatagramTransport<boost::asio::ip::udp, Multicast>
50 {
51 public:
52  class Error : public std::runtime_error
53  {
54  public:
55  explicit
56  Error(const std::string& what)
57  : std::runtime_error(what)
58  {
59  }
60  };
61 
69  MulticastUdpTransport(const protocol::endpoint& multicastGroup,
70  protocol::socket&& recvSocket,
71  protocol::socket&& sendSocket,
72  ndn::nfd::LinkType linkType);
73 
74  ssize_t
75  getSendQueueLength() final;
76 
77  static void
78  openRxSocket(protocol::socket& sock,
79  const protocol::endpoint& multicastGroup,
80  const boost::asio::ip::address& localAddress,
81  const shared_ptr<const ndn::net::NetworkInterface>& netif = nullptr);
82 
83  static void
84  openTxSocket(protocol::socket& sock,
85  const protocol::endpoint& localEndpoint,
86  const shared_ptr<const ndn::net::NetworkInterface>& netif = nullptr,
87  bool enableLoopback = false);
88 
89 private:
90  void
91  doSend(Transport::Packet&& packet) final;
92 
93  void
94  doClose() final;
95 
96 private:
97  protocol::endpoint m_multicastGroup;
98  protocol::socket m_sendSocket;
99 };
100 
101 } // namespace face
102 } // namespace nfd
103 
104 #endif // NFD_DAEMON_FACE_MULTICAST_UDP_TRANSPORT_HPP
Copyright (c) 2011-2015 Regents of the University of California.
static void openRxSocket(protocol::socket &sock, const protocol::endpoint &multicastGroup, const boost::asio::ip::address &localAddress, const shared_ptr< const ndn::net::NetworkInterface > &netif=nullptr)
Implements Transport for datagram-based protocols.
static EndpointId makeEndpointId(const typename protocol::endpoint &ep)
MulticastUdpTransport(const protocol::endpoint &multicastGroup, protocol::socket &&recvSocket, protocol::socket &&sendSocket, ndn::nfd::LinkType linkType)
Creates a UDP-based transport for multicast communication.
Copyright (c) 2011-2015 Regents of the University of California.
Definition: ndn-common.hpp:40
static void openTxSocket(protocol::socket &sock, const protocol::endpoint &localEndpoint, const shared_ptr< const ndn::net::NetworkInterface > &netif=nullptr, bool enableLoopback=false)
A Transport that communicates on a UDP multicast group.
NFD_LOG_MEMBER_DECL_SPECIALIZED((DatagramTransport< boost::asio::ip::udp, Multicast >))
uint64_t EndpointId
identifies an endpoint on the link
Definition: transport.hpp:118
the lower part of a Face
Definition: transport.hpp:113