C++ (Cpp) prv_getObservedList Examples

Example #1

File: observe.c Project: jollen/node-wot

void ICACHE_FLASH_ATTR
lwm2m_resource_value_changed(lwm2m_context_t * contextP,
                                  lwm2m_uri_t * uriP)
{
    int result;
    obs_list_t * listP;
    lwm2m_watcher_t * watcherP;

    listP = prv_getObservedList(contextP, uriP);
    while (listP != NULL)
    {
        obs_list_t * targetP;
        uint8_t * buffer = NULL;
        size_t length = 0;
        lwm2m_media_type_t format;

        format = LWM2M_CONTENT_TEXT;
        result = object_read(contextP, &listP->item->uri, &format, &buffer, &length);
        if (result == COAP_205_CONTENT)
        {
            coap_packet_t message[1];

            coap_init_message(message, COAP_TYPE_NON, COAP_205_CONTENT, 0);
            coap_set_header_content_type(message, format);
            coap_set_payload(message, buffer, length);

            for (watcherP = listP->item->watcherList ; watcherP != NULL ; watcherP = watcherP->next)
            {
                watcherP->lastMid = contextP->nextMID++;
                message->mid = watcherP->lastMid;
                coap_set_header_token(message, watcherP->token, watcherP->tokenLen);
                coap_set_header_observe(message, watcherP->counter++);
                (void)message_send(contextP, message, watcherP->server->sessionH);
            }
        }

        targetP = listP;
        listP = listP->next;
        lwm2m_free(targetP);
    }

}

Example #2

File: observe.c Project: 1248/liblwm2m

void lwm2m_resource_value_changed(lwm2m_context_t * contextP,
                                  lwm2m_uri_t * uriP)
{
    int result;
    obs_list_t * listP;
    lwm2m_watcher_t * watcherP;

    listP = prv_getObservedList(contextP, uriP);
    while (listP != NULL)
    {
        obs_list_t * targetP;
        char * buffer = NULL;
        int length = 0;

        result = object_read(contextP, &listP->item->uri, &buffer, &length);
        if (result == COAP_205_CONTENT)
        {
            coap_packet_t message[1];

            coap_init_message(message, COAP_TYPE_ACK, COAP_204_CHANGED, 0);
            coap_set_payload(message, buffer, length);

            for (watcherP = listP->item->watcherList ; watcherP != NULL ; watcherP = watcherP->next)
            {
                watcherP->lastMid = contextP->nextMID++;
                message->mid = watcherP->lastMid;
                coap_set_header_token(message, watcherP->token, watcherP->tokenLen);
                coap_set_header_observe(message, watcherP->counter++);
                (void)message_send(contextP, message, watcherP->server->addr, watcherP->server->addrLen);
            }
        }

        targetP = listP;
        listP = listP->next;
        lwm2m_free(targetP);
    }

}