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📄 qos_udp.cpp

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//          }

//      }

//    return 0;
//  }


int
TAO_AV_UDP_QoS_Connector::connect (TAO_FlowSpec_Entry *entry,
                                   TAO_AV_Transport *&transport,
                                   TAO_AV_Core::Flow_Component flow_comp)
{
  ACE_UNUSED_ARG (flow_comp);

  ACE_DECLARE_NEW_CORBA_ENV;
  int result = 0;
  this->entry_ = entry;
  this->flowname_ = entry->flowname ();

  ACE_INET_Addr *local_addr;

  if (entry->get_peer_addr () != 0)
    {
      local_addr = ACE_dynamic_cast (ACE_INET_Addr*, entry->get_peer_addr ());
    }
  else
    ACE_NEW_RETURN (local_addr,
		    ACE_INET_Addr ("0"),
		    -1);

  TAO_AV_Flow_Handler *flow_handler = 0;

  TAO_AV_UDP_QoS_Flow_Handler *handler;
  ACE_NEW_RETURN (handler,
                  TAO_AV_UDP_QoS_Flow_Handler,
                  -1);

  flow_handler = handler;

  handler->endpoint (this->endpoint_);
  handler->flowspec_entry (this->entry_);
  handler->av_core (this->av_core_);

  ACE_INET_Addr *inet_addr = ACE_dynamic_cast (ACE_INET_Addr*,
                                               entry->address ());

  ACE_QoS_Params qos_params;

  ACE_QoS* ace_qos = 0;

  FillQoSParams (qos_params,
                 0,
                 ace_qos);

  result = handler->get_socket ()->open (*local_addr,
                                         qos_params,
                                         AF_INET,
                                         0,
                                         0,
                                         0,
                                         ACE_OVERLAPPED_SOCKET_FLAG
                                         | ACE_FLAG_MULTIPOINT_C_LEAF
                                         | ACE_FLAG_MULTIPOINT_D_LEAF,
                                         1);

  if (result < 0)
    ACE_ERROR_RETURN ((LM_ERROR,
                       "Data socket open failed (%N|%l)\n"),
                      -1);

  result = handler->get_socket ()->get_local_addr (*local_addr);


  ACE_INET_Addr *session_addr = 0;
  if (this->entry_->role () == TAO_FlowSpec_Entry::TAO_AV_CONSUMER)
    {
      ACE_NEW_RETURN (session_addr,
                      ACE_INET_Addr,
                      -1);

      session_addr->set (local_addr->get_port_number (),
                         local_addr->get_host_name ());

    }
  else
    {
      session_addr = inet_addr;
    }

  char sess_buf [BUFSIZ];
  session_addr->addr_to_string (sess_buf,
                                BUFSIZ);

  if (TAO_debug_level > 0)
    ACE_DEBUG ((LM_DEBUG,
                "Session Address is %s\n",
                sess_buf));

  // Create a destination address for the QoS session. The same
  // address should be used for the subscribe call later. A copy
  // is made below only to distinguish the two usages of the dest
  // address.
  ACE_INET_Addr dest_addr (*session_addr);

  TAO_AV_UDP_QoS_Session_Helper helper;

  this->qos_session_ = helper.open_qos_session (handler,
                                                *session_addr);

  if (this->qos_session_ == 0)
    ACE_ERROR_RETURN ((LM_ERROR,
                       "QoS Session Open Failed (%N|%l)\n"),
                      -1);
  else
    ACE_DEBUG ((LM_DEBUG,
                "QoS session opened successfully\n"));

  if (this->entry_->role () == TAO_FlowSpec_Entry::TAO_AV_PRODUCER)
    {
      //this->qos_session_->source_port (local_addr->get_port_number ());
      ACE_INET_Addr* src_addr;
      ACE_NEW_RETURN (src_addr,
		      ACE_INET_Addr (local_addr->get_port_number (),
				     local_addr->get_host_name ()),
		      -1);

      this->qos_session_->source_addr (src_addr);

    }

  handler->qos_session (this->qos_session_);

  this->qos_manager_ =
    handler->get_socket ()->qos_manager ();

  AVStreams::QoS qos;

  int qos_available = this->endpoint_->qos ().get_flow_qos (this->flowname_.c_str (),
                                                            qos);
  if (qos_available == 0)
    {

      ACE_Flow_Spec* ace_flow_spec;
      ACE_NEW_RETURN (ace_flow_spec,
                      ACE_Flow_Spec,
                      -1);

      handler->translate (qos.QoSParams,
                          ace_flow_spec);

      if (helper.set_qos (*ace_flow_spec,
                          handler) == -1)
        ACE_ERROR_RETURN ((LM_ERROR,
                           "Unable to set QoS (%N|%l)\n"),
                          -1);
      else
      {
        if( TAO_debug_level > 0)
            ACE_DEBUG ((LM_DEBUG,
                    "(%N,%l) Setting QOS succeeds.\n"));
      }
    }

  TAO_AV_Protocol_Object *object =
    this->flow_protocol_factory_->make_protocol_object (this->entry_,
                                                        this->endpoint_,
                                                        flow_handler,
                                                        flow_handler->transport ());

  AVStreams::Negotiator_ptr negotiator;

  ACE_TRY_EX (negotiator)
    {
      CORBA::Any_ptr negotiator_any =
        this->endpoint_->get_property_value ("Negotiator"
                                             ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK_EX (negotiator);

      *negotiator_any >>= negotiator;
      handler->negotiator (negotiator);
    }
  ACE_CATCHANY
    {
      ACE_DEBUG ((LM_DEBUG,
                  "Negotiator not found for flow %s\n",
                  this->entry_->flowname ()));
    }
  ACE_ENDTRY;

  flow_handler->protocol_object (object);

  this->endpoint_->set_flow_handler (this->flowname_.c_str (),flow_handler);
  this->entry_->protocol_object (object);

  result = handler->get_socket ()->get_local_addr (*local_addr);
  if (result < 0)
    ACE_ERROR_RETURN ((LM_ERROR,
                       "Get local addr failed (%N|%l)\n"),
                      result);

  local_addr->set (local_addr->get_port_number (),
                   local_addr->get_host_name ());

  if (TAO_debug_level > 0)
    {
      char buf[BUFSIZ];
      local_addr->addr_to_string (buf,
                                  BUFSIZ);

      ACE_DEBUG ((LM_DEBUG,
                  "Local Address is %s\n",
                  buf));
    }

  entry->set_local_addr (local_addr);
  entry->handler (flow_handler);
  transport = flow_handler->transport ();

  // call activate svc handler.
  return this->activate_svc_handler (handler);
}

int
TAO_AV_UDP_QoS_Connector::activate_svc_handler (TAO_AV_UDP_QoS_Flow_Handler *handler)
{
  int result = 0;

  TAO_AV_UDP_QoS_Session_Helper helper;

  result = helper.activate_qos_handler (this->qos_session_,
                                        handler);

  if (result == -1)
    ACE_ERROR_RETURN ((LM_ERROR,
                       "(%N,%l) Error in registering the Decorator with the Reactor\n"),
                      -1);

  return result;
}

int
TAO_AV_UDP_QoS_Connector::close (void)
{
  return 0;
}

//------------------------------------------------------------
// TAO_AV_UDP_Protocol_Factory
//------------------------------------------------------------

TAO_AV_UDP_QoS_Factory::TAO_AV_UDP_QoS_Factory (void)
{
  if (TAO_debug_level > 0)
    ACE_DEBUG ((LM_DEBUG,
                "TAO_AV_UDP_QoS_Factory::TAO_AV_UDP_QoS_Factory\n"));
}

TAO_AV_UDP_QoS_Factory::~TAO_AV_UDP_QoS_Factory (void)
{
}

int
TAO_AV_UDP_QoS_Factory::match_protocol (const char *protocol_string)
{
  if (TAO_debug_level > 0)
    ACE_DEBUG ((LM_DEBUG,
                "TAO_AV_UDP_QoS_Factory::match_protocol\n"));

  if (ACE_OS::strcasecmp (protocol_string,"QoS_UDP") == 0)
    return 1;
  return 0;
}

TAO_AV_Acceptor*
TAO_AV_UDP_QoS_Factory::make_acceptor (void)
{
  if (TAO_debug_level > 0)
    ACE_DEBUG ((LM_DEBUG,
                "TAO_AV_UDP_QoS_Factory::make_acceptor "));

  TAO_AV_Acceptor *acceptor = 0;
  ACE_NEW_RETURN (acceptor,
                  TAO_AV_UDP_QoS_Acceptor,
                  0);
  return acceptor;
}

TAO_AV_Connector*
TAO_AV_UDP_QoS_Factory::make_connector (void)
{
  if (TAO_debug_level > 0)
    ACE_DEBUG ((LM_DEBUG,
                "TAO_AV_UDP_QoS_Factory::make_connector "));

  TAO_AV_Connector *connector = 0;
  ACE_NEW_RETURN (connector,
                  TAO_AV_UDP_QoS_Connector,
                  0);
  return connector;
}

int
TAO_AV_UDP_QoS_Factory::init (int /* argc */,
                              char * /* argv */ [])
{
  return 0;
}


//------------------------------------------------------------
// TAO_AV_UDP_Flow_Factory
//------------------------------------------------------------
TAO_AV_UDP_QoS_Flow_Factory::TAO_AV_UDP_QoS_Flow_Factory (void)
{
  if (TAO_debug_level > 0)
    ACE_DEBUG ((LM_DEBUG,
                "TAO_AV_UDP_QoS_Flow_Factory::TAO_AV_UDP_QoS_Flow_Factory\n"));
}

TAO_AV_UDP_QoS_Flow_Factory::~TAO_AV_UDP_QoS_Flow_Factory (void)
{
}

int
TAO_AV_UDP_QoS_Flow_Factory::init (int /* argc */,
                                   char * /* argv */ [])
{
  return 0;
}

int
TAO_AV_UDP_QoS_Flow_Factory::match_protocol (const char *flow_string)
{
  if (ACE_OS::strcasecmp (flow_string,"QoS_UDP") == 0)
    return 1;
  return 0;
}

TAO_AV_Protocol_Object*
TAO_AV_UDP_QoS_Flow_Factory::make_protocol_object (TAO_FlowSpec_Entry *entry,
                                                   TAO_Base_StreamEndPoint *endpoint,
                                                   TAO_AV_Flow_Handler *handler,
                                                   TAO_AV_Transport *transport)
{
  TAO_AV_Callback *callback = 0;
  endpoint->get_callback (entry->flowname (),
                          callback);


  TAO_AV_UDP_Object *object = 0;
  ACE_NEW_RETURN (object,
                  TAO_AV_UDP_Object (callback,
                                     transport),
                  0);
  callback->open (object,
                  handler);
  endpoint->set_protocol_object (entry->flowname (),
                                 object);
  return object;
}

ACE_FACTORY_DEFINE (TAO_AV, TAO_AV_UDP_QoS_Flow_Factory)
ACE_STATIC_SVC_DEFINE (TAO_AV_UDP_QoS_Flow_Factory,
                       ACE_TEXT ("UDP_QoS_Flow_Factory"),
                       ACE_SVC_OBJ_T,
                       &ACE_SVC_NAME (TAO_AV_UDP_QoS_Flow_Factory),
                       ACE_Service_Type::DELETE_THIS |
                       ACE_Service_Type::DELETE_OBJ,
                       0)

ACE_FACTORY_DEFINE (TAO_AV, TAO_AV_UDP_QoS_Factory)

ACE_STATIC_SVC_DEFINE (TAO_AV_UDP_QoS_Factory,
                       ACE_TEXT ("UDP_QoS_Factory"),
                       ACE_SVC_OBJ_T,
                       &ACE_SVC_NAME (TAO_AV_UDP_QoS_Factory),
                       ACE_Service_Type::DELETE_THIS |
                       ACE_Service_Type::DELETE_OBJ,
                       0)

#endif /* ACE_HAS_RAPI || ACE_HAS_WINSOCK2_GQOS */

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