Line data    Source code

       1              : /*
       2              :  *  Copyright (C) 2004-2026 Savoir-faire Linux Inc.
       3              :  *
       4              :  *  This program is free software: you can redistribute it and/or modify
       5              :  *  it under the terms of the GNU General Public License as published by
       6              :  *  the Free Software Foundation, either version 3 of the License, or
       7              :  *  (at your option) any later version.
       8              :  *
       9              :  *  This program is distributed in the hope that it will be useful,
      10              :  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
      11              :  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
      12              :  *  GNU General Public License for more details.
      13              :  *
      14              :  *  You should have received a copy of the GNU General Public License
      15              :  *  along with this program. If not, see <https://www.gnu.org/licenses/>.
      16              :  */
      17              : #pragma once
      18              : 
      19              : #include "noncopyable.h"
      20              : #include "jamidht/abstract_sip_transport.h"
      21              : 
      22              : #include <dhtnet/multiplexed_socket.h>
      23              : 
      24              : #include <atomic>
      25              : #include <memory>
      26              : 
      27              : namespace jami {
      28              : 
      29              : using onShutdownCb = std::function<void(void)>;
      30              : 
      31              : namespace tls {
      32              : 
      33              : /**
      34              :  * ChanneledSIPTransport
      35              :  *
      36              :  * Implements a pjsip_transport on top of a ChannelSocket
      37              :  */
      38              : class ChanneledSIPTransport : public AbstractSIPTransport
      39              : {
      40              : public:
      41              :     ChanneledSIPTransport(pjsip_endpoint* endpt,
      42              :                           const std::shared_ptr<dhtnet::ChannelSocket>& socket,
      43              :                           onShutdownCb&& cb);
      44              :     ~ChanneledSIPTransport();
      45              : 
      46              :     /**
      47              :      * Connect callbacks for channeled socket, must be done when the channel is ready to be used
      48              :      */
      49              :     void start();
      50              : 
      51          348 :     pjsip_transport* getTransportBase() override { return &trData_.base; }
      52              : 
      53          182 :     dhtnet::IpAddr getLocalAddress() const override { return local_; }
      54              : 
      55              : private:
      56              :     NON_COPYABLE(ChanneledSIPTransport);
      57              : 
      58              :     // The SIP transport uses a ChannelSocket to send and receive datas
      59              :     std::shared_ptr<dhtnet::ChannelSocket> socket_ {};
      60              :     onShutdownCb shutdownCb_ {};
      61              :     dhtnet::IpAddr local_ {};
      62              :     dhtnet::IpAddr remote_ {};
      63              : 
      64              :     // PJSIP transport backend
      65              :     TransportData trData_ {}; // uplink to "this" (used by PJSIP called C-callbacks)
      66              : 
      67              :     sip_utils::PoolPtr pool_;
      68              :     sip_utils::PoolPtr rxPool_;
      69              :     pjsip_rx_data rdata_ {};
      70              : 
      71              :     pj_status_t send(pjsip_tx_data*, const pj_sockaddr_t*, int, void*, pjsip_transport_callback);
      72              : 
      73              :     // Handle disconnected event
      74              :     std::atomic_bool disconnected_ {false};
      75              : };
      76              : 
      77              : } // namespace tls
      78              : } // namespace jami