NS-3 based Named Data Networking (NDN) simulator
ndnSIM 2.5: NDN, CCN, CCNx, content centric networks
API Documentation
pit-face-record.cpp
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2014-2019, 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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23  * NFD, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
24  */
25 
26 #include "pit-face-record.hpp"
27 
28 namespace nfd {
29 namespace pit {
30 
31 void
32 FaceRecord::update(const Interest& interest)
33 {
34  m_lastNonce = interest.getNonce();
35  m_lastRenewed = time::steady_clock::now();
36 
37  auto lifetime = interest.getInterestLifetime();
38  if (lifetime < 0_ms) {
40  }
41  m_expiry = m_lastRenewed + lifetime;
42 }
43 
44 } // namespace pit
45 } // namespace nfd
ndn::Interest::getNonce
uint32_t getNonce() const
Get nonce value.
Definition: interest.cpp:400
ndn::time::steady_clock::now
static time_point now() noexcept
Definition: time.cpp:80
pit-face-record.hpp
nfd
Copyright (c) 2011-2015 Regents of the University of California.
Definition: ndn-common.hpp:40
ndn::Interest
Represents an Interest packet.
Definition: interest.hpp:44
nfd::pit::FaceRecord::update
void update(const Interest &interest)
updates lastNonce, lastRenewed, expiry fields
Definition: pit-face-record.cpp:32
ndn::DEFAULT_INTEREST_LIFETIME
const time::milliseconds DEFAULT_INTEREST_LIFETIME
default value for InterestLifetime
Definition: interest.hpp:39
ndn::Interest::getInterestLifetime
time::milliseconds getInterestLifetime() const noexcept
Definition: interest.hpp:248