tls_session.h

/*
 *  Copyright (C) 2016-2017 Savoir-faire Linux Inc.
 *
 *  Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *  Author: Guillaume Roguez <guillaume.roguez@savoirfairelinux.com>
 *
 *  This program 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.
 *
 *  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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA.
 */

#pragma once

#include "threadloop.h"

#include <gnutls/gnutls.h>
#include <gnutls/dtls.h>
#include <gnutls/abstract.h>

#include <string>
#include <list>
#include <functional>
#include <memory>
#include <mutex>
#include <condition_variable>
#include <chrono>
#include <future>
#include <utility>
#include <vector>
#include <map>
#include <atomic>
#include <iterator>
#include <array>

namespace ring {
class IceTransport;
class IceSocket;
} // namespace ring

namespace dht { namespace crypto {
struct Certificate;
struct PrivateKey;
}} // namespace dht::crypto

namespace ring { namespace tls {

static constexpr uint8_t MTUS_TO_TEST = 4; //number of mtus to test in path mtu discovery.

enum class TlsSessionState {
    SETUP,
    COOKIE, // server only
    HANDSHAKE,
    MTU_DISCOVERY,
    ESTABLISHED,
    SHUTDOWN
};

class DhParams {
public:
    DhParams() = default;