/*===========================================================================
FUNCTION loc_ni_thread_proc
===========================================================================*/
static void* loc_ni_thread_proc(void *threadid)
{
int rc = 0; /* return code from pthread calls */
struct timeval present_time;
struct timespec expire_time;
LOC_LOGD("Starting Loc NI thread...\n");
pthread_mutex_lock(&user_cb_data_mutex);
/* Calculate absolute expire time */
gettimeofday(&present_time, NULL);
expire_time.tv_sec = present_time.tv_sec;
expire_time.tv_nsec = present_time.tv_usec * 1000;
expire_time.tv_sec += loc_eng_ni_data.response_time_left;
LOC_LOGD("loc_ni_thread_proc-Time out set for abs time %ld\n", (long) expire_time.tv_sec );
while (!loc_eng_ni_data.user_response_received)
{
rc = pthread_cond_timedwait(&user_cb_arrived_cond, &user_cb_data_mutex, &expire_time);
if (rc == ETIMEDOUT)
{
loc_eng_ni_data.resp = RPC_LOC_NI_LCS_NOTIFY_VERIFY_NORESP;
LOC_LOGD("loc_ni_thread_proc-Thread time out after valting for specified time. Ret Val %d\n",rc );
break;
}
}
if (loc_eng_ni_data.user_response_received == TRUE)
{
LOC_LOGD("loc_ni_thread_proc-Java layer has sent us a user response and return value from "
"pthread_cond_timedwait = %d\n",rc );
loc_eng_ni_data.user_response_received = FALSE; /* Reset the user response flag for the next session*/
}
// adding this check to support modem restart, in which case, we need the thread
// to exit without calling loc_ni_respond. We make sure notif_in_progress is false
// in loc_ni_reset_on_modem_restart()
if (loc_eng_ni_data.notif_in_progress) {
loc_ni_respond(loc_eng_ni_data.resp, &loc_eng_ni_data.loc_ni_request);
}
pthread_mutex_unlock(&user_cb_data_mutex);
pthread_mutex_lock(&loc_eng_ni_data.loc_ni_lock);
loc_eng_ni_data.notif_in_progress = FALSE;
loc_eng_ni_data.response_time_left = 0;
loc_eng_ni_data.current_notif_id = -1;
pthread_mutex_unlock(&loc_eng_ni_data.loc_ni_lock);
return NULL;
}
/*===========================================================================
FUNCTION loc_ni_request_handler
DESCRIPTION
Displays the NI request and awaits user input. If a previous request is
in session, it is ignored.
RETURN VALUE
none
===========================================================================*/
static void loc_ni_request_handler(const char *msg, const rpc_loc_ni_event_s_type *ni_req)
{
GpsNiNotification notif;
notif.size = sizeof(notif);
strlcpy(notif.text, "[text]", sizeof notif.text); // defaults
strlcpy(notif.requestor_id, "[requestor id]", sizeof notif.requestor_id);
/* If busy, use default or deny */
if (loc_eng_ni_data.notif_in_progress)
{
#if 0
/* Cannot be here because the current thread is in RPC client */
/* XXX Consider adding an event queue to process overlapped NI requests */
loc_ni_user_resp_e_type response =
sys.ni_default_resp == 1 /* accept */ ?
LOC_NI_LCS_NOTIFY_VERIFY_ACCEPT :
LOC_NI_LCS_NOTIFY_VERIFY_DENY;
loc_ni_respond(response, ni_req); */
#endif
ALOGW("loc_ni_request_handler, notification in progress, new NI request ignored, type: %d",
ni_req->event);
}