static void nua_dialog_refresh_timer(su_root_magic_t *magic,
su_timer_t *t,
nua_dialog_usage_t *du)
{
nua_dialog_state_t *ds = du->du_dialog;
nua_dialog_usage_refresh(ds->ds_owner, ds, du);
}
static
int nua_subscribe_server_report(nua_server_request_t *sr, tagi_t const *tags)
{
nua_handle_t *nh = sr->sr_owner;
nua_dialog_state_t *ds = nh->nh_ds;
nua_dialog_usage_t *du = sr->sr_usage;
struct notifier_usage *nu = nua_dialog_usage_private(du);
enum nua_substate substate = nua_substate_terminated;
int notify = 0;
int retval;
if (nu && !sr->sr_terminating) {
substate = nu->nu_substate;
}
/* nu_requested is set by SUBSCRIBE and cleared when NOTIFY is sent */
if (nu && nu->nu_requested && substate != nua_substate_embryonic) {
#if SU_HAVE_EXPERIMENTAL
sip_t const *sip = sr->sr_request.sip;
sip_suppress_notify_if_match_t *snim = sip_suppress_notify_if_match(sip);
sip_suppress_body_if_match_t *sbim = sip_suppress_body_if_match(sip);
if (!nu->nu_tag)
notify = 1;
else if (snim && su_casematch(snim->snim_tag, nu->nu_tag))
notify = 0;
else if (sbim && su_casematch(snim->snim_tag, nu->nu_tag))
notify = 1, nu->nu_no_body = 1;
else
#endif
notify = 1;
notify = notify && du->du_cr != NULL;
}
retval = nua_base_server_treport(sr, NUTAG_SUBSTATE(substate), TAG_END());
if (retval >= 2 || du == NULL)
return retval;
if (notify) {
/* Send NOTIFY (and terminate subscription, when needed) */
nua_dialog_usage_refresh(nh, ds, du);
}
return retval;
}
static
int nh_call_pending(nua_handle_t *nh, sip_time_t now)
{
nua_dialog_state_t *ds = nh->nh_ds;
nua_dialog_usage_t *du;
sip_time_t next = now + NUA_STACK_TIMER_INTERVAL / 1000;
for (du = ds->ds_usage; du; du = du->du_next) {
if (now == 0)
break;
if (du->du_refresh && du->du_refresh < next)
break;
}
if (du == NULL)
return 0;
nua_handle_ref(nh);
while (du) {
nua_dialog_usage_t *du_next = du->du_next;
nua_dialog_usage_refresh(nh, ds, du, now);
if (du_next == NULL)
break;
for (du = nh->nh_ds->ds_usage; du; du = du->du_next)
if (du == du_next)
break;
for (; du; du = du->du_next) {
if (now == 0)
break;
if (du->du_refresh && du->du_refresh < next)
break;
}
}
nua_handle_unref(nh);
return 1;
}
