core/random.hpp

/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/**
 * Copyright (c) 2014,  Regents of the University of California,
 *                      Arizona Board of Regents,
 *                      Colorado State University,
 *                      University Pierre & Marie Curie, Sorbonne University,
 *                      Washington University in St. Louis,
 *                      Beijing Institute of Technology,
 *                      The University of Memphis
 *
 * This file is part of NFD (Named Data Networking Forwarding Daemon).
 * See AUTHORS.md for complete list of NFD authors and contributors.
 *
 * NFD is free software: you can redistribute it and/or modify it under the terms
 * of the GNU General Public License as published by the Free Software Foundation,
 * either version 3 of the License, or (at your option) any later version.
 *
 * NFD 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * NFD, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
 */

/**
 * This file declares the global random number generator
 * All random numbers in NFD should use this global random number generator,
 * so that the generator can be properly seeded when necessary.
 *
 * This random number generator is not suitable for security purposes;
 * security-critical code should use CryptoPP random number generator instead.
 */

#ifndef NFD_CORE_RANDOM_HPP
#define NFD_CORE_RANDOM_HPP

#include <boost/random/mersenne_twister.hpp>

namespace nfd {

/** \return the global random number generator instance
 */
boost::random::mt19937&
getGlobalRng();

} // namespace nfd

#endif // NFD_CORE_RANDOM_HPP