validation-policy.hpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2013-2022 Regents of the University of California.
 *
 * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
 *
 * ndn-cxx library is free software: you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later version.
 *
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 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
 * PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more details.
 *
 * You should have received copies of the GNU General Public License and GNU Lesser
 * General Public License along with ndn-cxx, e.g., in COPYING.md file.  If not, see
 * <http://www.gnu.org/licenses/>.
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 * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
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#ifndef NDN_CXX_SECURITY_VALIDATION_POLICY_HPP
#define NDN_CXX_SECURITY_VALIDATION_POLICY_HPP
 
#include "ndn-cxx/data.hpp"
#include "ndn-cxx/interest.hpp"
#include "ndn-cxx/security/certificate-request.hpp"
#include "ndn-cxx/security/validation-state.hpp"
 
namespace ndn {
namespace security {
inline namespace v2 {
 
class ValidationPolicy : noncopyable
{
public:
  using ValidationContinuation = std::function<void(const shared_ptr<CertificateRequest>& certRequest,
                                                    const shared_ptr<ValidationState>& state)>;
 
  virtual
  ~ValidationPolicy() = default;
 
  void
  setInnerPolicy(unique_ptr<ValidationPolicy> innerPolicy);
 
  bool
  hasInnerPolicy() const
  {
    return m_innerPolicy != nullptr;
  }
 
  ValidationPolicy&
  getInnerPolicy();
 
  void
  setValidator(Validator& validator);
 
  virtual void
  checkPolicy(const Data& data, const shared_ptr<ValidationState>& state,
              const ValidationContinuation& continueValidation) = 0;
 
  virtual void
  checkPolicy(const Interest& interest, const shared_ptr<ValidationState>& state,
              const ValidationContinuation& continueValidation) = 0;
 
  virtual void
  checkPolicy(const Certificate& certificate, const shared_ptr<ValidationState>& state,
              const ValidationContinuation& continueValidation)
  {
    checkPolicy(static_cast<const Data&>(certificate), state, continueValidation);
  }
 
NDN_CXX_PUBLIC_WITH_TESTS_ELSE_PROTECTED:
  Validator* m_validator = nullptr;
  unique_ptr<ValidationPolicy> m_innerPolicy;
};
 
SignatureInfo
getSignatureInfo(const Interest& interest, ValidationState& state);
 
Name
getKeyLocatorName(const SignatureInfo& sigInfo, ValidationState& state);
 
Name
extractIdentityNameFromKeyLocator(const Name& keyLocator);
 
} // inline namespace v2
} // namespace security
} // namespace ndn
 
#endif // NDN_CXX_SECURITY_VALIDATION_POLICY_HPP