hex-decode.hpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2013-2024 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_TRANSFORM_HEX_DECODE_HPP
#define NDN_CXX_SECURITY_TRANSFORM_HEX_DECODE_HPP
 
#include "ndn-cxx/security/transform/transform-base.hpp"
 
namespace ndn::security::transform {
 
class HexDecode final : public Transform
{
private:
  size_t
  convert(span<const uint8_t> hex) final;
 
  void
  finalize() final;
 
  unique_ptr<Transform::OBuffer>
  toBytes(const uint8_t* hex, size_t hexLen);
 
private:
  bool m_hasOddByte = false;
  uint8_t m_oddByte = 0;
};
 
unique_ptr<Transform>
hexDecode();
 
} // namespace ndn::security::transform
 
#endif // NDN_CXX_SECURITY_TRANSFORM_HEX_DECODE_HPP