random.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.
 *
 * 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/>.
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 * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
 */
 
#ifndef NDN_CXX_UTIL_RANDOM_HPP
#define NDN_CXX_UTIL_RANDOM_HPP
 
#include "ndn-cxx/detail/common.hpp"
#include "ndn-cxx/util/span.hpp"
 
#include <random>
 
namespace ndn {
namespace random {
 
uint32_t
generateSecureWord32();
 
uint64_t
generateSecureWord64();
 
void
generateSecureBytes(span<uint8_t> buffer);
 
using RandomNumberEngine = std::mt19937;
 
RandomNumberEngine&
getRandomNumberEngine();
 
uint32_t
generateWord32();
 
uint64_t
generateWord64();
 
} // namespace random
} // namespace ndn
 
#endif // NDN_CXX_UTIL_RANDOM_HPP