OCStackResult InProcServerWrapper::stopPresence()
{
auto cLock = m_csdkLock.lock();
OCStackResult result = OC_STACK_ERROR;
if(cLock)
{
std::lock_guard<std::recursive_mutex> lock(*cLock);
result = OCStopPresence();
}
if(result != OC_STACK_OK)
{
throw OCException(OC::Exception::END_PRESENCE_FAILED, result);
}
return result;
}
void *ChangeLightRepresentation (void *param)
{
(void)param;
OCStackResult result = OC_STACK_ERROR;
uint8_t j = 0;
uint8_t numNotifies = (SAMPLE_MAX_NUM_OBSERVATIONS)/2;
OCObservationId obsNotify[numNotifies];
while (!gQuitFlag)
{
sleep(10);
Light.power += 5;
if (gLightUnderObservation)
{
OC_LOG_V(INFO, TAG, " =====> Notifying stack of new power level %d\n", Light.power);
if (gObserveNotifyType == 1)
{
// Notify list of observers. Alternate observers on the list will be notified.
j = 0;
for (uint8_t i = 0; i < SAMPLE_MAX_NUM_OBSERVATIONS; (i=i+2))
{
if (interestedObservers[i].valid == true)
{
obsNotify[j] = interestedObservers[i].observationId;
j++;
}
}
cJSON *json = cJSON_CreateObject();
cJSON *format;
cJSON_AddStringToObject(json,"href",gResourceUri);
cJSON_AddItemToObject(json, "rep", format=cJSON_CreateObject());
cJSON_AddStringToObject(format, "state", (char *) (Light.state ? "on":"off"));
cJSON_AddNumberToObject(format, "power", Light.power);
char * obsResp = cJSON_Print(json);
cJSON_Delete(json);
result = OCNotifyListOfObservers (Light.handle, obsNotify, j,
(unsigned char *)obsResp, OC_NA_QOS);
free(obsResp);
}
else if (gObserveNotifyType == 0)
{
// Notifying all observers
result = OCNotifyAllObservers (Light.handle, OC_NA_QOS);
if (OC_STACK_NO_OBSERVERS == result)
{
OC_LOG (INFO, TAG,
"=======> No more observers exist, stop sending observations");
gLightUnderObservation = 0;
}
}
else
{
OC_LOG (ERROR, TAG, "Incorrect notification type selected");
}
}
#ifdef WITH_PRESENCE
if(stopPresenceCount > 0)
{
OC_LOG_V(INFO, TAG, "================ presence count %d", stopPresenceCount);
}
if(!stopPresenceCount--)
{
OC_LOG(INFO, TAG, "================ stopping presence");
OCStopPresence();
}
#endif
}
return NULL;
}
void *presenceNotificationGenerator(void *param)
{
uint8_t secondsBeforePresence = 10;
OIC_LOG_V(INFO, TAG, "Will send out presence in %u seconds", secondsBeforePresence);
sleep(secondsBeforePresence);
(void)param;
OCDoHandle presenceNotificationHandles[numPresenceResources];
OCStackResult res = OC_STACK_OK;
std::array<std::string, numPresenceResources> presenceNotificationResources { {
std::string("core.fan"),
std::string("core.led") } };
std::array<std::string, numPresenceResources> presenceNotificationUris { {
std::string("/a/fan"),
std::string("/a/led") } };
for(int i=0; i<numPresenceResources; i++)
{
if(res == OC_STACK_OK)
{
sleep(1);
res = OCCreateResource(&presenceNotificationHandles[i],
presenceNotificationResources.at(i).c_str(),
OC_RSRVD_INTERFACE_DEFAULT,
presenceNotificationUris.at(i).c_str(),
OCNOPEntityHandlerCb,
NULL,
OC_DISCOVERABLE|OC_OBSERVABLE);
}
if(res != OC_STACK_OK)
{
OIC_LOG_V(ERROR, TAG, "\"Presence Notification Generator\" failed to create resource "
"%s with result %s.", presenceNotificationResources.at(i).c_str(),
getResult(res));
break;
}
OIC_LOG_V(INFO, TAG, PCF("Created %s for presence notification"),
presenceNotificationUris[i].c_str());
}
sleep(5);
for(int i=0; i<numPresenceResources; i++)
{
if(res == OC_STACK_OK)
{
res = OCDeleteResource(presenceNotificationHandles[i]);
}
if(res != OC_STACK_OK)
{
OIC_LOG_V(ERROR, TAG, "\"Presence Notification Generator\" failed to delete "\
"resource %s.", presenceNotificationResources.at(i).c_str());
break;
}
OIC_LOG_V(INFO, TAG, PCF("Deleted %s for presence notification"),
presenceNotificationUris[i].c_str());
}
OIC_LOG(INFO, TAG, "================ stopping presence");
OCStopPresence();
return NULL;
}