NS-3 based Named Data Networking (NDN) simulator
ndnSIM 2.5: NDN, CCN, CCNx, content centric networks
API Documentation
lp-field-tag.hpp
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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3  * Copyright (c) 2013-2018 Regents of the University of California.
4  *
5  * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
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7  * ndn-cxx library is free software: you can redistribute it and/or modify it under the
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19  * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
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21 
22 #ifndef NDN_IMPL_LP_FIELD_TAG_HPP
23 #define NDN_IMPL_LP_FIELD_TAG_HPP
24 
25 #include "ndn-cxx/lp/packet.hpp"
26 #include "ndn-cxx/lp/tags.hpp"
27 
28 namespace ndn {
29 
30 template<typename Field, typename Tag, typename Packet>
31 void
32 addFieldFromTag(lp::Packet& lpPacket, const Packet& packet)
33 {
34  shared_ptr<Tag> tag = static_cast<const TagHost&>(packet).getTag<Tag>();
35  if (tag != nullptr) {
36  lpPacket.add<Field>(*tag);
37  }
38 }
39 
40 template<typename Tag, typename Field, typename Packet>
41 void
42 addTagFromField(Packet& packet, const lp::Packet& lpPacket)
43 {
44  if (lpPacket.has<Field>()) {
45  packet.setTag(make_shared<Tag>(lpPacket.get<Field>()));
46  }
47 }
48 
49 } // namespace ndn
50 
51 #endif // NDN_IMPL_LP_FIELD_TAG_HPP
ndn::lp::Packet
Definition: packet.hpp:31
ndn::lp::Packet::add
Packet & add(const typename FIELD::ValueType &value)
add a FIELD with value
Definition: packet.hpp:148
ndn::lp::Packet::has
NDN_CXX_NODISCARD bool has() const
Definition: packet.hpp:74
ndn::addFieldFromTag
void addFieldFromTag(lp::Packet &lpPacket, const Packet &packet)
Definition: lp-field-tag.hpp:32
packet.hpp
ndn::TagHost
Base class to store tag information (e.g., inside Interest and Data packets)
Definition: tag-host.hpp:35
tags.hpp
ndn::addTagFromField
void addTagFromField(Packet &packet, const lp::Packet &lpPacket)
Definition: lp-field-tag.hpp:42
ndn::lp::Packet::get
FIELD::ValueType get(size_t index=0) const
Definition: packet.hpp:96
ndn
Copyright (c) 2011-2015 Regents of the University of California.
Definition: ndn-strategy-choice-helper.hpp:34