NS-3 based Named Data Networking (NDN) simulator
ndnSIM 2.5: NDN, CCN, CCNx, content centric networks
API Documentation
name-relation.cpp
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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4  *
5  * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
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21 
23 
24 #include <boost/algorithm/string.hpp>
25 
26 namespace ndn {
27 namespace security {
28 namespace v2 {
29 namespace validator_config {
30 
31 std::ostream&
32 operator<<(std::ostream& os, NameRelation relation)
33 {
34  switch (relation) {
36  return os << "equal";
38  return os << "is-prefix-of";
40  return os << "is-strict-prefix-of";
41  }
42  return os;
43 }
44 
45 bool
46 checkNameRelation(NameRelation relation, const Name& name1, const Name& name2)
47 {
48  switch (relation) {
50  return name1 == name2;
52  return name1.isPrefixOf(name2);
54  return name1.isPrefixOf(name2) && name1.size() < name2.size();
55  }
56  return false;
57 }
58 
60 getNameRelationFromString(const std::string& relationString)
61 {
62  if (boost::iequals(relationString, "equal")) {
63  return NameRelation::EQUAL;
64  }
65  else if (boost::iequals(relationString, "is-prefix-of")) {
67  }
68  else if (boost::iequals(relationString, "is-strict-prefix-of")) {
70  }
71  else {
72  NDN_THROW(Error("Unsupported relation: " + relationString));
73  }
74 }
75 
76 } // namespace validator_config
77 } // namespace v2
78 } // namespace security
79 } // namespace ndn
ndn::security::v2::validator_config::checkNameRelation
bool checkNameRelation(NameRelation relation, const Name &name1, const Name &name2)
check whether name1 and name2 satisfies relation
Definition: name-relation.cpp:46
ndn::Name::isPrefixOf
bool isPrefixOf(const Name &other) const
Check if this name is a prefix of another name.
Definition: name.cpp:299
ndn::Name::size
size_t size() const
Returns the number of components.
Definition: name.hpp:153
ndn::security::v2::validator_config::getNameRelationFromString
NameRelation getNameRelationFromString(const std::string &relationString)
convert relationString to NameRelation
Definition: name-relation.cpp:60
ndn::Name
Represents an absolute name.
Definition: name.hpp:44
ndn::security::v2::validator_config::NameRelation::EQUAL
@ EQUAL
NDN_THROW
#define NDN_THROW(e)
Definition: exception.hpp:61
ndn::security::v2::validator_config::operator<<
std::ostream & operator<<(std::ostream &os, NameRelation relation)
Definition: name-relation.cpp:32
name-relation.hpp
ndn::security::v2::validator_config::NameRelation
NameRelation
Definition: name-relation.hpp:33
ndn::security::v2::validator_config::NameRelation::IS_STRICT_PREFIX_OF
@ IS_STRICT_PREFIX_OF
ndn::security::v2::validator_config::Error
Definition: common.hpp:39
ndn
Copyright (c) 2011-2015 Regents of the University of California.
Definition: ndn-strategy-choice-helper.hpp:34
ndn::security::v2::validator_config::NameRelation::IS_PREFIX_OF
@ IS_PREFIX_OF