/*!
* \brief This is a thread function to send the renewal just before the
* subscription times out.
*/
static void GenaAutoRenewSubscription(
/*! [in] Thread data(upnp_timeout *) needed to send the renewal. */
IN void *input)
{
upnp_timeout *event = (upnp_timeout *) input;
struct Upnp_Event_Subscribe *sub_struct = (struct Upnp_Event_Subscribe *)event->Event;
void *cookie;
Upnp_FunPtr callback_fun;
struct Handle_Info *handle_info;
int send_callback = 0;
int eventType = 0;
int timeout = 0;
int errCode = 0;
UpnpString *tmpSID = UpnpString_new();
if (AUTO_RENEW_TIME == 0) {
UpnpPrintf( UPNP_INFO, GENA, __FILE__, __LINE__, "GENA SUB EXPIRED");
sub_struct->ErrCode = UPNP_E_SUCCESS;
send_callback = 1;
eventType = UPNP_EVENT_SUBSCRIPTION_EXPIRED;
} else {
UpnpPrintf(UPNP_INFO, GENA, __FILE__, __LINE__, "GENA AUTO RENEW");
timeout = sub_struct->TimeOut;
UpnpString_set_String(tmpSID, sub_struct->Sid);
errCode = genaRenewSubscription(
event->handle,
tmpSID,
&timeout);
sub_struct->ErrCode = errCode;
sub_struct->TimeOut = timeout;
if (errCode != UPNP_E_SUCCESS &&
errCode != GENA_E_BAD_SID &&
errCode != GENA_E_BAD_HANDLE) {
send_callback = 1;
eventType = UPNP_EVENT_AUTORENEWAL_FAILED;
}
}
if (send_callback) {
HandleReadLock();
if( GetHandleInfo( event->handle, &handle_info ) != HND_CLIENT ) {
HandleUnlock();
free_upnp_timeout(event);
goto end_function;
}
UpnpPrintf(UPNP_INFO, GENA, __FILE__, __LINE__, "HANDLE IS VALID");
/* make callback */
callback_fun = handle_info->Callback;
cookie = handle_info->Cookie;
HandleUnlock();
callback_fun(eventType, event->Event, cookie);
}
free_upnp_timeout(event);
end_function:
UpnpString_delete(tmpSID);
return;
}
void UpnpString_assign(UpnpString *p, const UpnpString *q)
{
if (p != q) {
UpnpString_set_String(p, UpnpString_get_String(q));
}
}
/*!
* \brief Retrives all the information needed to process the incoming SOAP
* request. It finds the device and service info and also the callback
* function to hand-over the request to the device application.
*
* \return UPNP_E_SUCCESS if successful else returns appropriate error.
*/
static int get_device_info(
/*! [in] HTTP request. */
http_message_t *request,
/*! [in] flag for a querry. */
int isQuery,
/*! [in] Action request document. */
IXML_Document *actionDoc,
/*! [in] . */
int AddressFamily,
/*! [out] Device UDN string. */
OUT UpnpString *device_udn,
/*! [out] Service ID string. */
UpnpString *service_id,
/*! [out] callback function of the device application. */
Upnp_FunPtr *callback,
/*! [out] cookie stored by device application. */
void **cookie)
{
struct Handle_Info *device_info;
int device_hnd;
service_info *serv_info;
char save_char;
/* error by default */
int ret_code = -1;
const char *control_url;
char *actionName = NULL;
/* null-terminate pathquery of url */
control_url = request->uri.pathquery.buff;
save_char = control_url[request->uri.pathquery.size];
((char *)control_url)[request->uri.pathquery.size] = '\0';
HandleLock();
if (GetDeviceHandleInfo(AddressFamily, &device_hnd,
&device_info) != HND_DEVICE)
goto error_handler;
serv_info = FindServiceControlURLPath(
&device_info->ServiceTable, control_url);
if (!serv_info)
goto error_handler;
if (isQuery) {
ret_code = check_soap_action_header(request,
QUERY_STATE_VAR_URN, &actionName);
if (ret_code != UPNP_E_SUCCESS &&
ret_code != UPNP_E_OUTOF_MEMORY) {
ret_code = UPNP_E_INVALID_ACTION;
goto error_handler;
}
/* check soap body */
ret_code = check_soap_body(actionDoc, QUERY_STATE_VAR_URN,
actionName);
free(actionName);
if (ret_code != UPNP_E_SUCCESS)
goto error_handler;
} else {
ret_code = check_soap_action_header(request,
serv_info->serviceType, &actionName);
if (ret_code != UPNP_E_SUCCESS &&
ret_code != UPNP_E_OUTOF_MEMORY) {
ret_code = UPNP_E_INVALID_SERVICE;
goto error_handler;
}
/* check soap body */
ret_code = check_soap_body(actionDoc, serv_info->serviceType,
actionName);
free(actionName);
if (ret_code != UPNP_E_SUCCESS) {
ret_code = UPNP_E_INVALID_SERVICE;
goto error_handler;
}
}
UpnpString_set_String(device_udn, serv_info->UDN);
UpnpString_set_String(service_id, serv_info->serviceId);
*callback = device_info->Callback;
*cookie = device_info->Cookie;
ret_code = 0;
error_handler:
/* restore */
((char *)control_url)[request->uri.pathquery.size] = save_char;
HandleUnlock();
return ret_code;
}
int genaSubscribe(
UpnpClient_Handle client_handle,
const UpnpString *PublisherURL,
int *TimeOut,
UpnpString *out_sid)
{
int return_code = GENA_SUCCESS;
ClientSubscription *newSubscription = UpnpClientSubscription_new();
uuid_upnp uid;
Upnp_SID temp_sid;
Upnp_SID temp_sid2;
UpnpString *ActualSID = UpnpString_new();
UpnpString *EventURL = UpnpString_new();
struct Handle_Info *handle_info;
int rc = 0;
memset(temp_sid, 0, sizeof(temp_sid));
memset(temp_sid2, 0, sizeof(temp_sid2));
UpnpPrintf(UPNP_INFO, GENA, __FILE__, __LINE__, "GENA SUBSCRIBE BEGIN");
UpnpString_clear(out_sid);
HandleReadLock();
/* validate handle */
if (GetHandleInfo(client_handle, &handle_info) != HND_CLIENT) {
return_code = GENA_E_BAD_HANDLE;
SubscribeLock();
goto error_handler;
}
HandleUnlock();
/* subscribe */
SubscribeLock();
return_code = gena_subscribe(PublisherURL, TimeOut, NULL, ActualSID);
HandleLock();
if (return_code != UPNP_E_SUCCESS) {
UpnpPrintf( UPNP_CRITICAL, GENA, __FILE__, __LINE__,
"SUBSCRIBE FAILED in transfer error code: %d returned\n",
return_code );
goto error_handler;
}
if(GetHandleInfo(client_handle, &handle_info) != HND_CLIENT) {
return_code = GENA_E_BAD_HANDLE;
goto error_handler;
}
/* generate client SID */
uuid_create(&uid );
uuid_unpack(&uid, temp_sid);
rc = snprintf(temp_sid2, sizeof(temp_sid2), "uuid:%s", temp_sid);
if (rc < 0 || (unsigned int) rc >= sizeof(temp_sid2)) {
return_code = UPNP_E_OUTOF_MEMORY;
goto error_handler;
}
UpnpString_set_String(out_sid, temp_sid2);
/* create event url */
UpnpString_assign(EventURL, PublisherURL);
/* fill subscription */
if (newSubscription == NULL) {
return_code = UPNP_E_OUTOF_MEMORY;
goto error_handler;
}
UpnpClientSubscription_set_RenewEventId(newSubscription, -1);
UpnpClientSubscription_set_SID(newSubscription, out_sid);
UpnpClientSubscription_set_ActualSID(newSubscription, ActualSID);
UpnpClientSubscription_set_EventURL(newSubscription, EventURL);
UpnpClientSubscription_set_Next(newSubscription, handle_info->ClientSubList);
handle_info->ClientSubList = newSubscription;
/* schedule expiration event */
return_code = ScheduleGenaAutoRenew(client_handle, *TimeOut, newSubscription);
error_handler:
UpnpString_delete(ActualSID);
UpnpString_delete(EventURL);
if (return_code != UPNP_E_SUCCESS)
UpnpClientSubscription_delete(newSubscription);
HandleUnlock();
SubscribeUnlock();
return return_code;
}
void UpnpSubscriptionRequest_strcpy_ServiceId(UpnpSubscriptionRequest *p, const char *s)
{
UpnpString_delete(((struct SUpnpSubscriptionRequest *)p)->m_serviceId);
((struct SUpnpSubscriptionRequest *)p)->m_serviceId = UpnpString_new();
UpnpString_set_String(((struct SUpnpSubscriptionRequest *)p)->m_serviceId, s);
}
void UpnpSubscriptionRequest_strcpy_SID(UpnpSubscriptionRequest *p, const char *s)
{
UpnpString_delete(((struct SUpnpSubscriptionRequest *)p)->m_SID);
((struct SUpnpSubscriptionRequest *)p)->m_SID = UpnpString_new();
UpnpString_set_String(((struct SUpnpSubscriptionRequest *)p)->m_SID, s);
}
void UpnpActionRequest_strcpy_ActionName(UpnpActionRequest *p, const char *s)
{
UpnpString_delete(((struct SUpnpActionRequest *)p)->m_actionName);
((struct SUpnpActionRequest *)p)->m_actionName = UpnpString_new();
UpnpString_set_String(((struct SUpnpActionRequest *)p)->m_actionName, s);
}
void UpnpActionRequest_strcpy_ErrStr(UpnpActionRequest *p, const char *s)
{
UpnpString_delete(((struct SUpnpActionRequest *)p)->m_errStr);
((struct SUpnpActionRequest *)p)->m_errStr = UpnpString_new();
UpnpString_set_String(((struct SUpnpActionRequest *)p)->m_errStr, s);
}