C++ (Cpp) elvin_open Examples

Example #1

File: avis_listener.c Project: luv/avis_zmqprx

int main (int argc, const char *argv [])
{
  const char *uri = argc > 1 ? argv [1] : "elvin://127.0.0.1";
  Elvin elvin;
  Attributes *notification;
  Subscription *subscription;

  /* Try to connect, and exit if we fail */
  if (!elvin_open (&elvin, uri))
  {
    elvin_perror ("open", &elvin.error);

    return 1;
  }

  subscription =
    elvin_subscribe (&elvin, "require (Opaque)");

  elvin_subscription_add_listener (subscription, sub_listener, &elvin);

  elvin_event_loop (&elvin);

  elvin_close (&elvin);

  return 0;
}

Example #2

File: transportbridge.c Project: dmaguire/OpenMAMA

mama_status
avisBridgeMamaTransport_create (transportBridge* result,
                                const char*      name,
                                mamaTransport    mamaTport )
{
    mama_status          status;
    avisBridgeImpl*      avisBridge = NULL;
    avisTransportBridge* transport  = NULL;
    mamaBridgeImpl*      bridgeImpl = NULL;
    const char*          url        = NULL; 
    
    transport = (avisTransportBridge*)calloc( 1, sizeof( avisTransportBridge ) );
    if (transport == NULL)
        return MAMA_STATUS_NOMEM;

    transport->mTransport = (mamaTransport) mamaTport;

    bridgeImpl = mamaTransportImpl_getBridgeImpl(mamaTport);
    if (!bridgeImpl) 
    {
        mama_log (MAMA_LOG_LEVEL_ERROR, 
            "avisBridgeMamaTransport_create(): Could not get bridge");
        free(transport);
        return MAMA_STATUS_PLATFORM;
    }
    
    status = mamaBridgeImpl_getClosure((mamaBridge) bridgeImpl, 
                                       (void**) &avisBridge);
    if (MAMA_STATUS_OK != status)
    {
        mama_log (MAMA_LOG_LEVEL_ERROR, 
          "avisBridgeMamaTransport_create(): Could not get Avis bridge object");
        free(transport);
        return status;
    }

    /* create the Elvin object */
    transport->mAvis = (Elvin*)calloc (1, sizeof (Elvin));
    if (transport->mAvis == NULL) 
    {
        mama_log (MAMA_LOG_LEVEL_ERROR, 
            "avisBridge_createImpl(): Could not create Elvin object");
        free(transport);
        return MAMA_STATUS_PLATFORM;
    }

    /* open the server connection */
    url = getURL(name);
    if (url == NULL) 
    {
        mama_log (MAMA_LOG_LEVEL_NORMAL, 
            "No %s property defined for transport : %s", TPORT_PARAM, name);
        return MAMA_STATUS_INVALID_ARG;
    }
    if (!elvin_open(transport->mAvis, url)) 
    {
        mama_log (MAMA_LOG_LEVEL_ERROR, 
            "open failed for %s: %s", TPORT_PARAM, name);
        log_avis_error(MAMA_LOG_LEVEL_ERROR, transport->mAvis);
        avisBridgeMamaTransport_destroy((transportBridge)transport);
        return MAMA_STATUS_PLATFORM;
    }

    wInterlocked_initialize (&transport->mDispatching);

    elvin_add_close_listener(transport->mAvis, closeListener, transport);
    wsem_init(&transport->mAvisDispatchSem, 0, 0);

    *result = (transportBridge) transport;

    return avisTransportBridge_start(transport);
}