link-service.cpp
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2014-2022, 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,
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20  * PURPOSE. See the GNU General Public License for more details.
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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 "link-service.hpp"
27 #include "face.hpp"
28 
29 namespace nfd::face {
30 
31 NFD_LOG_INIT(LinkService);
32 
33 LinkService::~LinkService() = default;
34 
35 void
36 LinkService::setFaceAndTransport(Face& face, Transport& transport) noexcept
37 {
38  BOOST_ASSERT(m_face == nullptr);
39  BOOST_ASSERT(m_transport == nullptr);
40 
41  m_face = &face;
42  m_transport = &transport;
43 }
44 
45 void
46 LinkService::sendInterest(const Interest& interest)
47 {
48  BOOST_ASSERT(m_transport != nullptr);
49  NFD_LOG_FACE_TRACE(__func__);
50 
51  ++this->nOutInterests;
52 
53  doSendInterest(interest);
54 }
55 
56 void
57 LinkService::sendData(const Data& data)
58 {
59  BOOST_ASSERT(m_transport != nullptr);
60  NFD_LOG_FACE_TRACE(__func__);
61 
62  ++this->nOutData;
63 
64  doSendData(data);
65 }
66 
67 void
68 LinkService::sendNack(const ndn::lp::Nack& nack)
69 {
70  BOOST_ASSERT(m_transport != nullptr);
71  NFD_LOG_FACE_TRACE(__func__);
72 
73  ++this->nOutNacks;
74 
75  doSendNack(nack);
76 }
77 
78 void
79 LinkService::receiveInterest(const Interest& interest, const EndpointId& endpoint)
80 {
81  NFD_LOG_FACE_TRACE(__func__);
82 
83  ++this->nInInterests;
84 
85  afterReceiveInterest(interest, endpoint);
86 }
87 
88 void
89 LinkService::receiveData(const Data& data, const EndpointId& endpoint)
90 {
91  NFD_LOG_FACE_TRACE(__func__);
92 
93  ++this->nInData;
94 
95  afterReceiveData(data, endpoint);
96 }
97 
98 void
99 LinkService::receiveNack(const ndn::lp::Nack& nack, const EndpointId& endpoint)
100 {
101  NFD_LOG_FACE_TRACE(__func__);
102 
103  ++this->nInNacks;
104 
105  afterReceiveNack(nack, endpoint);
106 }
107 
108 void
109 LinkService::notifyDroppedInterest(const Interest& interest)
110 {
111  ++this->nInterestsExceededRetx;
112  onDroppedInterest(interest);
113 }
114 
115 std::ostream&
116 operator<<(std::ostream& os, const FaceLogHelper<LinkService>& flh)
117 {
118  const Face* face = flh.obj.getFace();
119  if (face == nullptr) {
120  os << "[id=0,local=unknown,remote=unknown] ";
121  }
122  else {
123  os << "[id=" << face->getId() << ",local=" << face->getLocalUri()
124  << ",remote=" << face->getRemoteUri() << "] ";
125  }
126  return os;
127 }
128 
129 } // namespace nfd::face
Generalization of a network interface.
Definition: face.hpp:56
FaceUri getRemoteUri() const
Returns a FaceUri representing the remote endpoint.
Definition: face.hpp:267
FaceId getId() const noexcept
Returns the face ID.
Definition: face.hpp:121
FaceUri getLocalUri() const
Returns a FaceUri representing the local endpoint.
Definition: face.hpp:261
For internal use by FaceLogging macros.
The lower half of a Face.
Definition: transport.hpp:114
#define NFD_LOG_FACE_TRACE(msg)
Log a message at TRACE level.
#define NFD_LOG_INIT(name)
Definition: logger.hpp:31
std::ostream & operator<<(std::ostream &os, const FaceLogHelper< Face > &flh)
Definition: face.cpp:45
std::variant< std::monostate, ethernet::Address, udp::Endpoint > EndpointId
Identifies a remote endpoint on the link.
Definition: face-common.hpp:77