NS-3 based Named Data Networking (NDN) simulator
ndnSIM 2.5: NDN, CCN, CCNx, content centric networks
API Documentation
name-relation.cpp
Go to the documentation of this file.
1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
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).
6  *
7  * ndn-cxx library is free software: you can redistribute it and/or modify it under the
8  * terms of the GNU Lesser General Public License as published by the Free Software
9  * Foundation, either version 3 of the License, or (at your option) any later version.
10  *
11  * ndn-cxx library is distributed in the hope that it will be useful, but WITHOUT ANY
12  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
13  * PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
14  *
15  * You should have received copies of the GNU General Public License and GNU Lesser
16  * General Public License along with ndn-cxx, e.g., in COPYING.md file. If not, see
17  * <http://www.gnu.org/licenses/>.
18  *
19  * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
20  */
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  BOOST_THROW_EXCEPTION(Error("Unsupported relation: " + relationString));
73  }
74 }
75 
76 } // namespace validator_config
77 } // namespace v2
78 } // namespace security
79 } // namespace ndn
Copyright (c) 2011-2015 Regents of the University of California.
std::ostream & operator<<(std::ostream &os, NameRelation relation)
bool isPrefixOf(const Name &other) const
Check if this name is a prefix of another name.
Definition: name.cpp:251
bool checkNameRelation(NameRelation relation, const Name &name1, const Name &name2)
check whether name1 and name2 satisfies relation
NameRelation getNameRelationFromString(const std::string &relationString)
convert relationString to NameRelation
Represents an absolute name.
Definition: name.hpp:43
size_t size() const
Get number of components.
Definition: name.hpp:147