void TvCtrlPointVerifyTimeouts(int incr)
{
struct TvDeviceNode *prevdevnode;
struct TvDeviceNode *curdevnode;
int ret;
ithread_mutex_lock(&DeviceListMutex);
prevdevnode = NULL;
curdevnode = GlobalDeviceList;
while (curdevnode) {
curdevnode->device.AdvrTimeOut -= incr;
/*SampleUtil_Print("Advertisement Timeout: %d\n", curdevnode->device.AdvrTimeOut); */
if (curdevnode->device.AdvrTimeOut <= 0) {
/* This advertisement has expired, so we should remove the device
* from the list */
if (GlobalDeviceList == curdevnode)
GlobalDeviceList = curdevnode->next;
else
prevdevnode->next = curdevnode->next;
TvCtrlPointDeleteNode(curdevnode);
if (prevdevnode)
curdevnode = prevdevnode->next;
else
curdevnode = GlobalDeviceList;
} else {
if (curdevnode->device.AdvrTimeOut < 2 * incr) {
/* This advertisement is about to expire, so
* send out a search request for this device
* UDN to try to renew */
ret = UpnpSearchAsync(ctrlpt_handle, incr,
curdevnode->device.UDN,
NULL);
if (ret != UPNP_E_SUCCESS)
SampleUtil_Print
("Error sending search request for Device UDN: %s -- err = %d\n",
curdevnode->device.UDN, ret);
}
prevdevnode = curdevnode;
curdevnode = curdevnode->next;
}
}
ithread_mutex_unlock(&DeviceListMutex);
}
/********************************************************************************
* TvCtrlPointRemoveAll
*
* Description:
* Remove all devices from the global device list.
*
* Parameters:
* None
*
********************************************************************************/
int TvCtrlPointRemoveAll(void)
{
struct TvDeviceNode *curdevnode, *next;
ithread_mutex_lock(&DeviceListMutex);
curdevnode = GlobalDeviceList;
GlobalDeviceList = NULL;
while (curdevnode) {
next = curdevnode->next;
TvCtrlPointDeleteNode(curdevnode);
curdevnode = next;
}
ithread_mutex_unlock(&DeviceListMutex);
return TV_SUCCESS;
}
