mirror of
https://github.com/deneraraujo/OpenVPNAdapter.git
synced 2026-02-11 00:00:08 +08:00
100 lines
2.8 KiB
C++
100 lines
2.8 KiB
C++
// OpenVPN -- An application to securely tunnel IP networks
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// over a single port, with support for SSL/TLS-based
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// session authentication and key exchange,
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// packet encryption, packet authentication, and
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// packet compression.
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//
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// Copyright (C) 2012-2017 OpenVPN Inc.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License Version 3
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// as published by the Free Software Foundation.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program in the COPYING file.
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// If not, see <http://www.gnu.org/licenses/>.
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//
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#pragma once
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#include <openvpn/asio/scoped_asio_stream.hpp>
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#include <openvpn/tun/client/tunbase.hpp>
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#include <openvpn/tun/client/tunprop.hpp>
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#include <openvpn/tun/persist/tunpersist.hpp>
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#include <openvpn/tun/win/client/tunsetup.hpp>
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namespace openvpn {
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namespace TunWin {
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// These types manage the underlying TAP driver HANDLE
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typedef openvpn_io::windows::stream_handle TAPStream;
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typedef ScopedAsioStream<TAPStream> ScopedTAPStream;
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struct TunPersistState {
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TunProp::State::Ptr state;
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RingBuffer::Ptr ring_buffer;
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void reset()
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{
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state.reset();
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ring_buffer.reset();
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}
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};
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typedef TunPersistTemplate<ScopedTAPStream, TunPersistState> TunPersist;
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class ClientConfig : public TunClientFactory
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{
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friend class Client; // accesses wfp
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public:
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typedef RCPtr<ClientConfig> Ptr;
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TunProp::Config tun_prop;
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int n_parallel = 8; // number of parallel async reads on tun socket
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bool wintun = false;
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Frame::Ptr frame;
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SessionStats::Ptr stats;
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Stop* stop = nullptr;
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TunPersist::Ptr tun_persist;
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TunWin::SetupFactory::Ptr tun_setup_factory;
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TunWin::SetupBase::Ptr new_setup_obj(openvpn_io::io_context& io_context)
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{
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if (tun_setup_factory)
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return tun_setup_factory->new_setup_obj(io_context, wintun);
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else
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return new TunWin::Setup(io_context, wintun);
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}
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static Ptr new_obj()
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{
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return new ClientConfig;
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}
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virtual TunClient::Ptr new_tun_client_obj(openvpn_io::io_context& io_context,
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TunClientParent& parent,
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TransportClient* transcli) override;
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virtual void finalize(const bool disconnected) override
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{
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if (disconnected)
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tun_persist.reset();
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}
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virtual bool layer_2_supported() const override
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{
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return true;
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}
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};
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}
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}
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