unsolicited-data-policy.cpp
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3  * Copyright (c) 2014-2023, 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.
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25 
27 
28 #include <boost/range/adaptor/map.hpp>
29 #include <boost/range/algorithm/copy.hpp>
30 
31 namespace nfd::fw {
32 
33 std::ostream&
34 operator<<(std::ostream& os, UnsolicitedDataDecision d)
35 {
36  switch (d) {
38  return os << "drop";
40  return os << "cache";
41  }
42  return os << static_cast<int>(d);
43 }
44 
45 UnsolicitedDataPolicy::Registry&
46 UnsolicitedDataPolicy::getRegistry()
47 {
48  static Registry registry;
49  return registry;
50 }
51 
52 unique_ptr<UnsolicitedDataPolicy>
53 UnsolicitedDataPolicy::create(const std::string& policyName)
54 {
55  Registry& registry = getRegistry();
56  auto i = registry.find(policyName);
57  return i == registry.end() ? nullptr : i->second();
58 }
59 
60 std::set<std::string>
62 {
63  std::set<std::string> policyNames;
64  boost::copy(getRegistry() | boost::adaptors::map_keys,
65  std::inserter(policyNames, policyNames.end()));
66  return policyNames;
67 }
68 
70 
72 DropAllUnsolicitedDataPolicy::decide(const Face&, const Data&) const
73 {
75 }
76 
78 
80 AdmitLocalUnsolicitedDataPolicy::decide(const Face& inFace, const Data&) const
81 {
82  if (inFace.getScope() == ndn::nfd::FACE_SCOPE_LOCAL) {
84  }
86 }
87 
89 
91 AdmitNetworkUnsolicitedDataPolicy::decide(const Face& inFace, const Data&) const
92 {
93  if (inFace.getScope() == ndn::nfd::FACE_SCOPE_NON_LOCAL) {
95  }
97 }
98 
100 
102 AdmitAllUnsolicitedDataPolicy::decide(const Face&, const Data&) const
103 {
105 }
106 
107 } // namespace nfd::fw
Generalization of a network interface.
Definition: face.hpp:118
ndn::nfd::FaceScope getScope() const noexcept
Returns whether the face is local or non-local for scope control purposes.
Definition: face.hpp:232
UnsolicitedDataDecision decide(const Face &inFace, const Data &data) const final
Admits unsolicited Data from local faces.
UnsolicitedDataDecision decide(const Face &inFace, const Data &data) const final
Admits unsolicited Data from non-local faces.
UnsolicitedDataDecision decide(const Face &inFace, const Data &data) const final
UnsolicitedDataDecision decide(const Face &inFace, const Data &data) const final
static unique_ptr< UnsolicitedDataPolicy > create(const std::string &policyName)
static std::set< std::string > getPolicyNames()
UnsolicitedDataDecision
Decision made by UnsolicitedDataPolicy.
@ CACHE
the Data should be cached in the ContentStore
@ DROP
the Data should be dropped
std::ostream & operator<<(std::ostream &os, UnsolicitedDataDecision d)
#define NFD_REGISTER_UNSOLICITED_DATA_POLICY(P)
Registers an unsolicited data policy.