Files
OpenVPNAdapter/Sources/OpenVPN3/openvpn/tun/win/client/clientconfig.hpp

100 lines
2.8 KiB
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/>.
//
#pragma once
#include <openvpn/asio/scoped_asio_stream.hpp>
#include <openvpn/tun/client/tunbase.hpp>
#include <openvpn/tun/client/tunprop.hpp>
#include <openvpn/tun/persist/tunpersist.hpp>
#include <openvpn/tun/win/client/tunsetup.hpp>
namespace openvpn {
namespace TunWin {
// These types manage the underlying TAP driver HANDLE
typedef openvpn_io::windows::stream_handle TAPStream;
typedef ScopedAsioStream<TAPStream> ScopedTAPStream;
struct TunPersistState {
TunProp::State::Ptr state;
RingBuffer::Ptr ring_buffer;
void reset()
{
state.reset();
ring_buffer.reset();
}
};
typedef TunPersistTemplate<ScopedTAPStream, TunPersistState> TunPersist;
class ClientConfig : public TunClientFactory
{
friend class Client; // accesses wfp
public:
typedef RCPtr<ClientConfig> Ptr;
TunProp::Config tun_prop;
int n_parallel = 8; // number of parallel async reads on tun socket
bool wintun = false;
Frame::Ptr frame;
SessionStats::Ptr stats;
Stop* stop = nullptr;
TunPersist::Ptr tun_persist;
TunWin::SetupFactory::Ptr tun_setup_factory;
TunWin::SetupBase::Ptr new_setup_obj(openvpn_io::io_context& io_context)
{
if (tun_setup_factory)
return tun_setup_factory->new_setup_obj(io_context, wintun);
else
return new TunWin::Setup(io_context, wintun);
}
static Ptr new_obj()
{
return new ClientConfig;
}
virtual TunClient::Ptr new_tun_client_obj(openvpn_io::io_context& io_context,
TunClientParent& parent,
TransportClient* transcli) override;
virtual void finalize(const bool disconnected) override
{
if (disconnected)
tun_persist.reset();
}
virtual bool layer_2_supported() const override
{
return true;
}
};
}
}