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C++

// OpenVPN -- An application to securely tunnel IP networks
// over a single port, with support for SSL/TLS-based
// session authentication and key exchange,
// packet encryption, packet authentication, and
// packet compression.
//
// Copyright (C) 2012-2017 OpenVPN Inc.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License Version 3
// as published by the Free Software Foundation.
//
// This program 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program in the COPYING file.
// If not, see <http://www.gnu.org/licenses/>.
#ifndef OPENVPN_COMMON_CLEANUP_H
#define OPENVPN_COMMON_CLEANUP_H
#include <utility>
namespace openvpn {
template <typename F>
class CleanupType
{
public:
CleanupType(F method) noexcept
: clean(std::move(method))
{
}
CleanupType(CleanupType&&) = default;
~CleanupType()
{
clean();
}
private:
CleanupType(const CleanupType&) = delete;
CleanupType& operator=(const CleanupType&) = delete;
F clean;
};
template <typename F>
inline CleanupType<F> Cleanup(F method) noexcept
{
return CleanupType<F>(std::move(method));
}
}
#endif