static void notify_timeout(belle_sip_transaction_t *t){
belle_sip_timeout_event_t ev;
ev.source=(belle_sip_object_t*)t->provider;
ev.transaction=t;
ev.is_server_transaction=BELLE_SIP_OBJECT_IS_INSTANCE_OF(t,belle_sip_server_transaction_t);
BELLE_SIP_PROVIDER_INVOKE_LISTENERS_FOR_TRANSACTION(t,process_timeout,&ev);
}
static void server_transaction_notify(belle_sip_server_transaction_t *t, belle_sip_request_t *req, belle_sip_dialog_t *dialog){
belle_sip_request_event_t event;
event.source=(belle_sip_object_t*)t->base.provider;
event.server_transaction=t;
event.dialog=dialog;
event.request=req;
BELLE_SIP_PROVIDER_INVOKE_LISTENERS_FOR_TRANSACTION(((belle_sip_transaction_t*) t),process_request_event,&event);
}
void belle_sip_client_transaction_notify_response(belle_sip_client_transaction_t *t, belle_sip_response_t *resp){
belle_sip_transaction_t *base=(belle_sip_transaction_t*)t;
belle_sip_request_t* req = belle_sip_transaction_get_request(BELLE_SIP_TRANSACTION(t));
const char* method = belle_sip_request_get_method(req);
belle_sip_response_event_t event;
belle_sip_dialog_t *dialog=base->dialog;
int status_code = belle_sip_response_get_status_code(resp);
if (base->last_response)
belle_sip_object_unref(base->last_response);
base->last_response=(belle_sip_response_t*)belle_sip_object_ref(resp);
if (dialog){
if (status_code>=101 && status_code<300
&& strcmp(method,"INVITE")==0
&& (dialog->state==BELLE_SIP_DIALOG_EARLY || dialog->state==BELLE_SIP_DIALOG_CONFIRMED)){
/*make sure this response matches the current dialog, or creates a new one*/
if (!belle_sip_dialog_match(dialog,(belle_sip_message_t*)resp,FALSE)){
dialog=belle_sip_provider_find_dialog_from_message(t->base.provider,(belle_sip_message_t*)resp,FALSE);
if (!dialog){
dialog=belle_sip_provider_create_dialog_internal(t->base.provider,BELLE_SIP_TRANSACTION(t),FALSE);/*belle_sip_dialog_new(base);*/
belle_sip_message("Handling response creating a new dialog !");
}
}
}
} else if (should_dialog_be_created(t,resp)) {
dialog=belle_sip_provider_create_dialog_internal(t->base.provider,BELLE_SIP_TRANSACTION(t),FALSE);
}
if (dialog && belle_sip_dialog_update(dialog,BELLE_SIP_TRANSACTION(t),FALSE)) {
/* retransmition, just return*/
belle_sip_message("[%p] is a 200 ok retransmition on dialog [%p], skiping",resp,dialog);
return;
}
event.source=(belle_sip_object_t*)base->provider;
event.client_transaction=t;
event.dialog=dialog;
event.response=(belle_sip_response_t*)resp;
BELLE_SIP_PROVIDER_INVOKE_LISTENERS_FOR_TRANSACTION(((belle_sip_transaction_t*)t),process_response_event,&event);
/*check that 200Ok for INVITEs have been acknowledged by listener*/
if (dialog && strcmp(method,"INVITE")==0){
belle_sip_dialog_check_ack_sent(dialog);
}
/*report a server having internal errors for REGISTER to the channel, in order to go to a fallback IP*/
if (status_code == 500 && strcmp(method,"REGISTER") == 0){
belle_sip_channel_notify_server_error(base->channel);
}
}
static void on_channel_state_changed(belle_sip_channel_listener_t *l, belle_sip_channel_t *chan, belle_sip_channel_state_t state){
belle_sip_transaction_t *t=(belle_sip_transaction_t*)l;
belle_sip_io_error_event_t ev;
belle_sip_transaction_state_t tr_state=belle_sip_transaction_get_state((belle_sip_transaction_t*)t);
belle_sip_message("transaction [%p] channel state changed to [%s]"
,t
,belle_sip_channel_state_to_string(state));
switch(state){
case BELLE_SIP_CHANNEL_READY:
if (tr_state==BELLE_SIP_TRANSACTION_INIT && BELLE_SIP_OBJECT_IS_INSTANCE_OF(t,belle_sip_client_transaction_t) ){
belle_sip_client_transaction_t *ct = (belle_sip_client_transaction_t*) t;
BELLE_SIP_OBJECT_VPTR(ct,belle_sip_client_transaction_t)->send_request(ct);
}
break;
case BELLE_SIP_CHANNEL_DISCONNECTED:
case BELLE_SIP_CHANNEL_ERROR:
ev.transport=belle_sip_channel_get_transport_name(chan);
ev.source=BELLE_SIP_OBJECT(t);
ev.port=chan->peer_port;
ev.host=chan->peer_name;
if ( tr_state!=BELLE_SIP_TRANSACTION_COMPLETED
&& tr_state!=BELLE_SIP_TRANSACTION_CONFIRMED
&& tr_state!=BELLE_SIP_TRANSACTION_ACCEPTED
&& tr_state!=BELLE_SIP_TRANSACTION_TERMINATED) {
BELLE_SIP_PROVIDER_INVOKE_LISTENERS_FOR_TRANSACTION(((belle_sip_transaction_t*)t),process_io_error,&ev);
}
if (t->timed_out)
notify_timeout((belle_sip_transaction_t*)t);
belle_sip_transaction_terminate(t);
break;
default:
/*ignored*/
break;
}
}
