self-learning-strategy.hpp
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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.
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25 
26 #ifndef NFD_DAEMON_FW_SELF_LEARNING_STRATEGY_HPP
27 #define NFD_DAEMON_FW_SELF_LEARNING_STRATEGY_HPP
28 
29 #include "fw/strategy.hpp"
30 
31 #include <ndn-cxx/lp/prefix-announcement-header.hpp>
32 
33 namespace nfd {
34 namespace fw {
35 
46 {
47 public:
48  explicit
49  SelfLearningStrategy(Forwarder& forwarder, const Name& name = getStrategyName());
50 
51  static const Name&
53 
55  class InRecordInfo : public StrategyInfo
56  {
57  public:
58  static constexpr int
60  {
61  return 1040;
62  }
63 
64  public:
65  bool isNonDiscoveryInterest = false;
66  };
67 
69  class OutRecordInfo : public StrategyInfo
70  {
71  public:
72  static constexpr int
74  {
75  return 1041;
76  }
77 
78  public:
79  bool isNonDiscoveryInterest = false;
80  };
81 
82 public: // triggers
83  void
84  afterReceiveInterest(const FaceEndpoint& ingress, const Interest& interest,
85  const shared_ptr<pit::Entry>& pitEntry) override;
86 
87  void
88  afterReceiveData(const shared_ptr<pit::Entry>& pitEntry,
89  const FaceEndpoint& ingress, const Data& data) override;
90 
91  void
92  afterReceiveNack(const FaceEndpoint& ingress, const lp::Nack& nack,
93  const shared_ptr<pit::Entry>& pitEntry) override;
94 
95 private: // operations
96 
105  void
106  broadcastInterest(const Interest& interest, const Face& inFace,
107  const shared_ptr<pit::Entry>& pitEntry);
108 
111  void
112  multicastInterest(const Interest& interest, const Face& inFace,
113  const shared_ptr<pit::Entry>& pitEntry,
114  const fib::NextHopList& nexthops);
115 
119  void
120  asyncProcessData(const shared_ptr<pit::Entry>& pitEntry, const Face& inFace, const Data& data);
121 
129  static bool
130  needPrefixAnn(const shared_ptr<pit::Entry>& pitEntry);
131 
134  void
135  addRoute(const shared_ptr<pit::Entry>& pitEntry, const Face& inFace,
136  const Data& data, const ndn::PrefixAnnouncement& pa);
137 
140  void
141  renewRoute(const Name& name, FaceId inFaceId, time::milliseconds maxLifetime);
142 
143 private:
144  static const time::milliseconds ROUTE_RENEW_LIFETIME;
145 };
146 
147 } // namespace fw
148 } // namespace nfd
149 
150 #endif // NFD_DAEMON_FW_SELF_LEARNING_STRATEGY_HPP
Main class of NFD&#39;s forwarding engine.
Definition: forwarder.hpp:51
void afterReceiveData(const shared_ptr< pit::Entry > &pitEntry, const FaceEndpoint &ingress, const Data &data) override
trigger after Data is received
Represents a face-endpoint pair in the forwarder.
Copyright (c) 2014-2015, Regents of the University of California, Arizona Board of Regents...
Definition: algorithm.hpp:32
contains arbitrary information forwarding strategy places on table entries
Represents a collection of nexthops.
Definition: fib-entry.hpp:39
represents a forwarding strategy
Definition: strategy.hpp:37
void afterReceiveNack(const FaceEndpoint &ingress, const lp::Nack &nack, const shared_ptr< pit::Entry > &pitEntry) override
trigger after Nack is received
void afterReceiveInterest(const FaceEndpoint &ingress, const Interest &interest, const shared_ptr< pit::Entry > &pitEntry) override
trigger after Interest is received
SelfLearningStrategy(Forwarder &forwarder, const Name &name=getStrategyName())
uint64_t FaceId
Identifies a face.
Definition: face-common.hpp:44