channeled_transport.h

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/*
 *  Copyright (C) 2004-2026 Savoir-faire Linux Inc.
 *
 *  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, see <https://www.gnu.org/licenses/>.
 */
#pragma once
 
#include "noncopyable.h"
#include "jamidht/abstract_sip_transport.h"
 
#include <dhtnet/multiplexed_socket.h>
 
#include <atomic>
#include <condition_variable>
#include <chrono>
#include <list>
#include <memory>
#include <thread>
#include <type_traits>
#include <utility>
 
namespace jami {
 
using onShutdownCb = std::function<void(void)>;
 
namespace tls {
 
class ChanneledSIPTransport : public AbstractSIPTransport
{
public:
    ChanneledSIPTransport(pjsip_endpoint* endpt,
                          const std::shared_ptr<dhtnet::ChannelSocket>& socket,
                          onShutdownCb&& cb);
    ~ChanneledSIPTransport();
 
    void start();
 
    pjsip_transport* getTransportBase() override { return &trData_.base; }
 
    dhtnet::IpAddr getLocalAddress() const override { return local_; }
 
private:
    NON_COPYABLE(ChanneledSIPTransport);
 
    // The SIP transport uses a ChannelSocket to send and receive datas
    std::shared_ptr<dhtnet::ChannelSocket> socket_ {};
    onShutdownCb shutdownCb_ {};
    dhtnet::IpAddr local_ {};
    dhtnet::IpAddr remote_ {};
 
    // PJSIP transport backend
    TransportData trData_ {}; // uplink to "this" (used by PJSIP called C-callbacks)
 
    sip_utils::PoolPtr pool_;
    sip_utils::PoolPtr rxPool_;
    pjsip_rx_data rdata_ {};
 
    pj_status_t send(pjsip_tx_data*, const pj_sockaddr_t*, int, void*, pjsip_transport_callback);
 
    // Handle disconnected event
    std::atomic_bool disconnected_ {false};
};
 
} // namespace tls
} // namespace jami