key-handle.hpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2013-2021 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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 * PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more details.
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 * You should have received copies of the GNU General Public License and GNU Lesser
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 * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
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#ifndef NDN_CXX_SECURITY_TPM_KEY_HANDLE_HPP
#define NDN_CXX_SECURITY_TPM_KEY_HANDLE_HPP
 
#include "ndn-cxx/name.hpp"
#include "ndn-cxx/security/security-common.hpp"
 
namespace ndn {
namespace security {
namespace tpm {
 
class KeyHandle : noncopyable
{
public:
  class Error : public std::runtime_error
  {
  public:
    using std::runtime_error::runtime_error;
  };
 
public:
  virtual
  ~KeyHandle();
 
  ConstBufferPtr
  sign(DigestAlgorithm digestAlgorithm, const InputBuffers& bufs) const;
 
  bool
  verify(DigestAlgorithm digestAlgorithm, const InputBuffers& bufs, span<const uint8_t> sig) const;
 
  ConstBufferPtr
  decrypt(span<const uint8_t> cipherText) const;
 
  ConstBufferPtr
  derivePublicKey() const;
 
  Name
  getKeyName() const
  {
    return m_keyName;
  }
 
  void
  setKeyName(const Name& keyName)
  {
    m_keyName = keyName;
  }
 
private:
  virtual ConstBufferPtr
  doSign(DigestAlgorithm digestAlgo, const InputBuffers& bufs) const = 0;
 
  virtual bool
  doVerify(DigestAlgorithm digestAlgo, const InputBuffers& bufs, span<const uint8_t> sig) const = 0;
 
  virtual ConstBufferPtr
  doDecrypt(span<const uint8_t> cipherText) const = 0;
 
  virtual ConstBufferPtr
  doDerivePublicKey() const = 0;
 
private:
  Name m_keyName;
};
 
} // namespace tpm
} // namespace security
} // namespace ndn
 
#endif // NDN_CXX_SECURITY_TPM_KEY_HANDLE_HPP