// 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 .
// Automatically reset a target object when
// AutoReset goes out of scope.
#ifndef OPENVPN_COMMON_AUTORESET_H
#define OPENVPN_COMMON_AUTORESET_H
namespace openvpn {
template
class AutoReset
{
public:
AutoReset(T& obj)
: obj_(&obj)
{}
~AutoReset()
{
if (obj_)
obj_->reset();
}
void disarm()
{
obj_ = nullptr;
}
private:
T* obj_;
};
}
#endif