/*# Receive event from protocol machine and hand it over to application */
static
void nua_application_event(nua_t *dummy, su_msg_r sumsg, nua_ee_data_t *ee)
{
nua_t *nua = ee->ee_nua;
nua_event_data_t *e = ee->ee_data;
nua_handle_t *nh = e->e_nh;
enter;
ee->ee_nua = NULL;
e->e_nh = NULL;
if (nh == NULL) {
/* Xyzzy */
}
else if (nh->nh_valid) {
if (!nh->nh_ref_by_user) {
/* Application must now call nua_handle_destroy() */
nh->nh_ref_by_user = 1;
nua_handle_ref(nh);
}
}
else if (!nh->nh_valid) { /* Handle has been destroyed */
if (nua_log->log_level >= 7) {
char const *name = nua_event_name((enum nua_event_e)e->e_event) + 4;
SU_DEBUG_7(("nua(%p): event %s dropped\n", (void *)nh, name));
}
nua_handle_unref(nh);
nua_stack_unref(nua);
return;
}
if (e->e_event == nua_r_shutdown && e->e_status >= 200)
nua->nua_shutdown_final = 1;
if (nua->nua_callback) {
nua_event_frame_t frame[1];
su_msg_save(frame->nf_saved, sumsg);
frame->nf_next = nua->nua_current, nua->nua_current = frame;
nua->nua_callback((enum nua_event_e)e->e_event, e->e_status, e->e_phrase,
nua, nua->nua_magic,
nh, nh ? nh->nh_magic : NULL,
e->e_msg ? sip_object(e->e_msg) : NULL,
e->e_tags);
su_msg_destroy(frame->nf_saved);
nua->nua_current = frame->nf_next;
}
nua_handle_unref(nh);
nua_stack_unref(nua);
}
static RakiaSipSession *
new_session (RakiaMediaManager *fac,
nua_handle_t *nh,
TpHandle handle)
{
RakiaMediaManagerPrivate *priv = RAKIA_MEDIA_MANAGER_GET_PRIVATE (fac);
RakiaSipSession *session;
gboolean outgoing = (nh == NULL);
gboolean immutable_streams = FALSE;
g_object_get (priv->conn,
"immutable-streams", &immutable_streams,
NULL);
if (outgoing)
{
nh = rakia_base_connection_create_handle (
RAKIA_BASE_CONNECTION (priv->conn), handle);
}
session = rakia_sip_session_new (nh, RAKIA_BASE_CONNECTION (priv->conn),
!outgoing, immutable_streams);
if (outgoing)
{
nua_handle_unref (nh);
}
return session;
}
void s2_free_event(struct event *e)
{
if (e) {
if (e->prev) {
if ((*e->prev = e->next))
e->next->prev = e->prev;
}
nua_destroy_event(e->event);
nua_handle_unref(e->nh);
free(e);
}
}
void nua_stack_destroy_handle(nua_t *nua, nua_handle_t *nh, tagi_t const *tags)
{
if (nh->nh_notifier)
nua_stack_terminate(nua, nh, (enum nua_event_e)0, NULL);
nua_dialog_shutdown(nh, nh->nh_ds);
if (nh->nh_ref_by_user) {
nh->nh_ref_by_user = 0;
nua_handle_unref(nh);
}
nh_destroy(nua, nh);
}
static
void nua_event_deinit(nua_ee_data_t *ee)
{
nua_t *nua = ee->ee_nua;
nua_event_data_t *e = ee->ee_data;
nua_handle_t *nh = e->e_nh;
if (e->e_msg)
msg_destroy(e->e_msg), e->e_msg = NULL;
if (nh)
nua_handle_unref(nh), e->e_nh = NULL;
if (nua)
nua_stack_unref(nua), ee->ee_nua = NULL;
}
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;
}
void nh_destroy(nua_t *nua, nua_handle_t *nh)
{
assert(nh); assert(nh != nua->nua_dhandle);
if (nh->nh_notifier)
nea_server_destroy(nh->nh_notifier), nh->nh_notifier = NULL;
while (nh->nh_ds->ds_cr)
nua_client_request_complete(nh->nh_ds->ds_cr);
while (nh->nh_ds->ds_sr)
nua_server_request_destroy(nh->nh_ds->ds_sr);
nua_dialog_deinit(nh, nh->nh_ds);
if (nh_is_inserted(nh))
nh_remove(nua, nh);
nua_handle_unref(nh); /* Remove stack reference */
}
static void
nua_client_request_destroy(nua_client_request_t *cr)
{
nua_handle_t *nh;
if (cr == NULL)
return;
/* Possible references: */
assert(cr->cr_prev == NULL); /* queue */
assert(cr->cr_orq == NULL); /* transaction callback */
assert(cr->cr_timer == NULL); /* timer callback */
nh = cr->cr_owner;
nua_destroy_signal(cr->cr_signal);
nua_client_bind(cr, NULL);
#if HAVE_MEMLEAK_LOG
SU_DEBUG_0(("%p %s for %s\n", cr, __func__, cr->cr_methods->crm_method_name));
#endif
if (cr->cr_msg)
msg_destroy(cr->cr_msg);
cr->cr_msg = NULL, cr->cr_sip = NULL;
if (cr->cr_orq)
nta_outgoing_destroy(cr->cr_orq), cr->cr_orq = NULL;
if (cr->cr_target)
su_free(nh->nh_home, cr->cr_target);
su_free(nh->nh_home, cr);
nua_handle_unref(nh);
}
