static int do_level_callback()
{
static struct timeval last = {0,0};
struct timeval now;
float input_db;
float output_db;
now = iax_tvnow();
if ( last.tv_sec != 0 && iaxci_usecdiff(&now, &last) < 100000 )
return 0;
last = now;
/* if input has not been processed in the last second, set to silent */
input_db = iaxci_usecdiff(&now, &timeLastInput) < 1000000 ?
vol_to_db(input_level) : AUDIO_ENCODE_SILENCE_DB;
/* if output has not been processed in the last second, set to silent */
output_db = iaxci_usecdiff(&now, &timeLastOutput) < 1000000 ?
vol_to_db(output_level) : AUDIO_ENCODE_SILENCE_DB;
iaxci_do_levels_callback(input_db, output_db);
return 0;
}
static void iaxc_refresh_registrations()
{
struct iaxc_registration *cur;
struct timeval now;
now = iax_tvnow();
for ( cur = registrations; cur != NULL; cur = cur->next )
{
// If there is less than three seconds before the registration is about
// to expire, renew it.
if ( iaxci_usecdiff(&now, &cur->last) > (cur->refresh - 3) * 1000 *1000 )
{
if ( cur->session != NULL )
{
iax_destroy( cur->session );
}
cur->session = iax_session_new();
if ( !cur->session )
{
iaxci_usermsg(IAXC_ERROR, "Can't make new registration session");
return;
}
iax_register(cur->session, cur->host, cur->user, cur->pass, cur->refresh);
cur->last = now;
}
}
}
long iaxci_msecdiff(struct timeval * t0, struct timeval * t1)
{
return iaxci_usecdiff(t0, t1) / 1000L;
}
