security-common.hpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2013-2020 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.
 *
 * ndn-cxx library is distributed in the hope that it will be useful, but WITHOUT ANY
 * 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/>.
 *
 * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
 */

#ifndef NDN_SECURITY_SECURITY_COMMON_HPP
#define NDN_SECURITY_SECURITY_COMMON_HPP

#include "ndn-cxx/detail/common.hpp"

#include <vector>

namespace ndn {

namespace signed_interest {

const ssize_t POS_SIG_VALUE = -1;
const ssize_t POS_SIG_INFO = -2;

const size_t MIN_SIZE = 2;

} // namespace signed_interest

namespace command_interest {

using signed_interest::POS_SIG_VALUE;
using signed_interest::POS_SIG_INFO;
const ssize_t POS_RANDOM_VAL = -3;
const ssize_t POS_TIMESTAMP = -4;

const size_t MIN_SIZE = 4;

} // namespace command_interest

#ifndef DOXYGEN
using InputBuffers = std::vector<std::pair<const uint8_t*, size_t>>;
#else
class InputBuffers;
#endif

enum class KeyIdType {
  USER_SPECIFIED = 0,
  SHA256 = 1,
  RANDOM = 2,
};

std::ostream&
operator<<(std::ostream& os, KeyIdType keyIdType);

enum class KeyType {
  NONE = 0, 
  RSA,      
  EC,       
  AES,      
  HMAC,     
};

std::ostream&
operator<<(std::ostream& os, KeyType keyType);

enum class DigestAlgorithm {
  NONE = 0,
  SHA224,
  SHA256,
  SHA384,
  SHA512,
  BLAKE2B_512,
  BLAKE2S_256,
  SHA3_224,
  SHA3_256,
  SHA3_384,
  SHA3_512,
};

std::ostream&
operator<<(std::ostream& os, DigestAlgorithm algorithm);

enum class BlockCipherAlgorithm {
  NONE,
  AES_CBC,
};

std::ostream&
operator<<(std::ostream& os, BlockCipherAlgorithm algorithm);

enum class CipherOperator {
  DECRYPT,
  ENCRYPT,
};

std::ostream&
operator<<(std::ostream& os, CipherOperator op);

} // namespace ndn

#endif // NDN_SECURITY_SECURITY_COMMON_HPP