fix many crashes.

include/belle-sip/mainloop.h

@@ -33,11 +33,13 @@ belle_sip_socket_t belle_sip_source_get_socket(const belle_sip_source_t* source)
 /**
  * Callback function prototype for main loop notifications.
  * Return value is important:
- * 0 => source is removed from main loop.
- * non zero value => source is kept.
+ * BELLE_SIP_STOP => source is removed from main loop.
+ * BELLE_SIP_CONTINUE => source is kept.
 **/
 typedef int (*belle_sip_source_func_t)(void *user_data, unsigned int events);
 
+typedef void (*belle_sip_callback_t)(void *user_data);
+
 typedef struct belle_sip_main_loop belle_sip_main_loop_t;
 
 #define BELLE_SIP_CONTINUE	TRUE
@@ -66,6 +68,8 @@ unsigned long belle_sip_main_loop_add_timeout(belle_sip_main_loop_t *ml, belle_s
 
 /**
  * Adds a timeout into the main loop
+ * The caller of this function is responsible for freeing (with belle_sip_object_unref()) the returned belle_sip_source_t object when it is no longer
+ * needed.
  * @param ml
  * @param func a callback function to be called to notify timeout expiration
  * @param data a pointer to be passed to the callback
@@ -74,12 +78,15 @@ unsigned long belle_sip_main_loop_add_timeout(belle_sip_main_loop_t *ml, belle_s
  * @returns timeout belle_sip_source_t  with ref count = 1
 **/
 belle_sip_source_t* belle_sip_main_loop_create_timeout(belle_sip_main_loop_t *ml
-														, belle_sip_source_func_t func
-														, void *data
-														, unsigned int timeout_value_ms
-														,const char* timer_name);
-
+							, belle_sip_source_func_t func
+							, void *data
+							, unsigned int timeout_value_ms
+							,const char* timer_name);
 
+/**
+ * Schedule an arbitrary task at next main loop iteration.
+**/
+void belle_sip_main_loop_do_later(belle_sip_main_loop_t *ml, belle_sip_callback_t func, void *data);
 
 /**
  * Creates a timeout source, similarly to belle_sip_main_loop_add_timeout().

src/belle_sip_internal.h

@@ -199,6 +199,7 @@ struct belle_sip_source{
 	belle_sip_source_remove_callback_t on_remove;
 	unsigned char cancelled;
 	unsigned char expired;
+	unsigned char oneshot;
 	belle_sip_socket_t sock;
 	unsigned int notify_required; /*for testing purpose, use to ask for being scheduled*/
 };
@@ -486,7 +487,6 @@ struct belle_sip_provider{
 	belle_sip_list_t *server_transactions;
 	belle_sip_list_t *dialogs;
 	belle_sip_list_t *auth_contexts;
-
 };
 
 belle_sip_provider_t *belle_sip_provider_new(belle_sip_stack_t *s, belle_sip_listening_point_t *lp);

src/belle_sip_loop.c

@@ -283,12 +283,20 @@ belle_sip_source_t* belle_sip_main_loop_create_timeout(belle_sip_main_loop_t *ml
 	belle_sip_main_loop_add_source(ml,s);
 	return s;
 }
+
 unsigned long belle_sip_main_loop_add_timeout(belle_sip_main_loop_t *ml, belle_sip_source_func_t func, void *data, unsigned int timeout_value_ms){
 	belle_sip_source_t * s=belle_sip_main_loop_create_timeout(ml,func,data,timeout_value_ms,"Timer");
 	belle_sip_object_unref(s);
 	return s->id;
 }
 
+void belle_sip_main_loop_do_later(belle_sip_main_loop_t *ml, belle_sip_callback_t func, void *data){
+	belle_sip_source_t * s=belle_sip_main_loop_create_timeout(ml,(belle_sip_source_func_t)func,data,0,"defered task");
+	s->oneshot=TRUE;
+	belle_sip_object_unref(s);
+}
+
+
 void belle_sip_source_set_timeout(belle_sip_source_t *s, unsigned int value_ms){
 	if (!s->expired){
 		s->expire_ms=belle_sip_time_ms()+value_ms;
@@ -386,7 +394,7 @@ void belle_sip_main_loop_iterate(belle_sip_main_loop_t *ml){
 				if (s->timeout>0)/*to avoid too many traces*/ belle_sip_message("source %s notified revents=%u, timeout=%i",objdesc,revents,s->timeout);
 				belle_sip_free(objdesc);
 				ret=s->notify(s->data,revents);
-				if (ret==0){
+				if (ret==BELLE_SIP_STOP || s->oneshot){
 					/*this source needs to be removed*/
 					belle_sip_main_loop_remove_source(ml,s);
 				}else if (revents==0){

src/belle_sip_object.c

@@ -112,7 +112,6 @@ void belle_sip_object_weak_unref(void *obj, belle_sip_object_destroy_notify_t de
 	for(ref=o->weak_refs;ref!=NULL;ref=next){
 		next=ref->next;
 		if (ref->notify==destroy_notify && ref->userpointer==userpointer){
-			belle_sip_message("belle_sip_object_weak_unref(): prefref=%p",prevref);
 			if (prevref==NULL) o->weak_refs=next;
 			else prevref->next=next;
 			belle_sip_free(ref);

src/channel.c

@@ -214,7 +214,7 @@ int belle_sip_channel_process_data(belle_sip_channel_t *obj,unsigned int revents
 	message_ready:
 		obj->incoming_messages=belle_sip_list_append(obj->incoming_messages,obj->input_stream.msg);
 		belle_sip_channel_input_stream_reset(&obj->input_stream,message_size);
-		BELLE_SIP_INVOKE_LISTENERS_ARG1_ARG2(obj->listeners,belle_sip_channel_listener_t,on_event,obj,BELLE_SIP_EVENT_READ/*alway a read event*revents*/);
+		BELLE_SIP_INVOKE_LISTENERS_ARG1_ARG2(obj->listeners,belle_sip_channel_listener_t,on_event,obj,BELLE_SIP_EVENT_READ/*always a read event*/);
 		if (obj->input_stream.write_ptr-obj->input_stream.read_ptr>0) {
 			/*process residu*/
 			belle_sip_channel_process_data(obj,0);
@@ -329,18 +329,30 @@ belle_sip_message_t* belle_sip_channel_pick_message(belle_sip_channel_t *obj) {
 	return result;
 }
 
+static void channel_invoke_state_listener(belle_sip_channel_t *obj){
+	belle_sip_object_ref(obj);
+	BELLE_SIP_INVOKE_LISTENERS_ARG1_ARG2(obj->listeners,belle_sip_channel_listener_t,on_state_changed,obj,obj->state);
+	belle_sip_object_unref(obj);
+}
+
 void channel_set_state(belle_sip_channel_t *obj, belle_sip_channel_state_t state) {
 	belle_sip_message("channel %p: state %s",obj,belle_sip_channel_state_to_string(state));
 	obj->state=state;
-	BELLE_SIP_INVOKE_LISTENERS_ARG1_ARG2(obj->listeners,belle_sip_channel_listener_t,on_state_changed,obj,state);
+	if (state==BELLE_SIP_CHANNEL_ERROR){
+		/*Because error notification will in practice trigger the destruction of possible transactions and this channel,
+		 * it is safer to invoke the listener outside the current call stack.
+		 * Indeed the channel encounters network errors while being called for transmiting by a transaction.
+		 */
+		belle_sip_main_loop_do_later(obj->stack->ml,(belle_sip_callback_t)channel_invoke_state_listener,obj);
+	}else
+		channel_invoke_state_listener(obj);
 }
 
-
 static void _send_message(belle_sip_channel_t *obj, belle_sip_message_t *msg){
 	char buffer[belle_sip_network_buffer_size];
 	int len;
 	int ret=0;
-	belle_sip_object_ref(obj);
+	
 	BELLE_SIP_INVOKE_LISTENERS_ARG1_ARG2(obj->listeners,belle_sip_channel_listener_t,on_sending,obj,msg);
 	len=belle_sip_object_marshal((belle_sip_object_t*)msg,buffer,0,sizeof(buffer));
 	if (len>0){
@@ -352,12 +364,12 @@ static void _send_message(belle_sip_channel_t *obj, belle_sip_message_t *msg){
 
 		if (ret<0){
 			belle_sip_error("channel [%p]: could not send [%i] bytes from [%s://%s:%i]  to [%s:%i]"	,obj
-																									,len
-																									,belle_sip_channel_get_transport_name(obj)
-																									,obj->local_ip
-																									,obj->local_port
-																									,obj->peer_name
-																									,obj->peer_port);
+				,len
+				,belle_sip_channel_get_transport_name(obj)
+				,obj->local_ip
+				,obj->local_port
+				,obj->peer_name
+				,obj->peer_port);
 			channel_set_state(obj,BELLE_SIP_CHANNEL_ERROR);
 			belle_sip_channel_close(obj);
 		}else{
@@ -369,7 +381,6 @@ static void _send_message(belle_sip_channel_t *obj, belle_sip_message_t *msg){
 								,buffer);
 		}
 	}
-	belle_sip_object_unref(obj);
 }
 
 /* just to emulate network transmission delay */
@@ -406,6 +417,7 @@ void belle_sip_channel_prepare(belle_sip_channel_t *obj){
 }
 
 void channel_process_queue(belle_sip_channel_t *obj){
+	belle_sip_object_ref(obj);/* we need to ref ourself because code below may trigger our destruction*/
 	switch(obj->state){
 		case BELLE_SIP_CHANNEL_INIT:
 			if (obj->prepare) belle_sip_channel_resolve(obj);
@@ -419,16 +431,14 @@ void channel_process_queue(belle_sip_channel_t *obj){
 				belle_sip_object_unref(obj->msg);
 				obj->msg=NULL;
 			}
-			break;
+		break;
 		case BELLE_SIP_CHANNEL_ERROR:
-			if (obj->msg){
-				belle_sip_object_unref(obj->msg);
-				obj->msg=NULL;
-			}
+			if (obj->msg) belle_sip_error("channel %p: trying to send a message over a broken channel ???",obj);
 		break;
 		default:
 		break;
 	}
+	belle_sip_object_unref(obj);
 }
 
 void belle_sip_channel_set_ready(belle_sip_channel_t *obj, const struct sockaddr *addr, socklen_t slen){
@@ -490,5 +500,11 @@ int belle_sip_channel_queue_message(belle_sip_channel_t *obj, belle_sip_message_
 	return 0;
 }
 
+void belle_sip_channel_force_close(belle_sip_channel_t *obj){
+	obj->force_close=1;
+	/*first, every existing channel must be set to error*/
+	channel_set_state(obj,BELLE_SIP_CHANNEL_DISCONNECTED);
+	belle_sip_channel_close(obj);
+}
 
 

src/channel.h

@@ -88,7 +88,8 @@ struct belle_sip_channel{
 	belle_sip_message_t *msg;
 	belle_sip_list_t* incoming_messages;
 	belle_sip_channel_input_stream_t input_stream;
-	int recv_error; /* used to simulate network error. if <=0, channel_recv will return this value*/
+	unsigned int recv_error:1; /* used to simulate network error. if <=0, channel_recv will return this value*/
+	unsigned int force_close:1; /* used to simulate network error. if <=0, channel_recv will return this value*/
 };
 
 #define BELLE_SIP_CHANNEL(obj)		BELLE_SIP_CAST(obj,belle_sip_channel_t)
@@ -139,11 +140,15 @@ const char *belle_sip_channel_get_local_address(belle_sip_channel_t *obj, int *p
 
 void channel_set_state(belle_sip_channel_t *obj, belle_sip_channel_state_t state);
 
+/*remember that channel_process_queue() might trigger the destruction of the channel*/
 void channel_process_queue(belle_sip_channel_t *obj);
 
 /*just invokes the listeners to process data*/
 int belle_sip_channel_process_data(belle_sip_channel_t *obj,unsigned int revents);
 
+/*this function is to be used only in belle_sip_listening_point_clean_channels()*/
+void belle_sip_channel_force_close(belle_sip_channel_t *obj);
+
 BELLE_SIP_DECLARE_CUSTOM_VPTR_BEGIN(belle_sip_channel_t,belle_sip_source_t)
 	const char *transport;
 	int reliable;

src/ict.c

@@ -171,7 +171,6 @@ static void ict_send_request(belle_sip_ict_t *obj){
 	const belle_sip_timer_config_t *cfg=belle_sip_transaction_get_timer_config(base);
 
 	base->state=BELLE_SIP_TRANSACTION_CALLING;
-	belle_sip_channel_queue_message(base->channel,(belle_sip_message_t*)base->request);
 	
 	if (!belle_sip_channel_is_reliable(base->channel)){
 		obj->timer_A=belle_sip_timeout_source_new((belle_sip_source_func_t)ict_on_timer_A,obj,cfg->T1);
@@ -181,6 +180,7 @@ static void ict_send_request(belle_sip_ict_t *obj){
 	obj->timer_B=belle_sip_timeout_source_new((belle_sip_source_func_t)ict_on_timer_B,obj,cfg->T1*64);
 	belle_sip_transaction_start_timer(base,obj->timer_B);
 	
+	belle_sip_channel_queue_message(base->channel,(belle_sip_message_t*)base->request);
 }
 
 BELLE_SIP_DECLARE_NO_IMPLEMENTED_INTERFACES(belle_sip_ict_t);

src/listeningpoint.c

@@ -32,11 +32,10 @@ static void belle_sip_listening_point_uninit(belle_sip_listening_point_t *lp){
 	
 	belle_sip_listening_point_clean_channels(lp);
 	belle_sip_message("Listening point [%p] on [%s://%s:%i] destroyed"	,lp
-															,belle_sip_uri_get_transport_param(BELLE_SIP_LISTENING_POINT(lp)->listening_uri)
-															,belle_sip_uri_get_host(BELLE_SIP_LISTENING_POINT(lp)->listening_uri)
-															,belle_sip_uri_get_port(BELLE_SIP_LISTENING_POINT(lp)->listening_uri));
+				,belle_sip_uri_get_transport_param(BELLE_SIP_LISTENING_POINT(lp)->listening_uri)
+				,belle_sip_uri_get_host(BELLE_SIP_LISTENING_POINT(lp)->listening_uri)
+				,belle_sip_uri_get_port(BELLE_SIP_LISTENING_POINT(lp)->listening_uri));
 	belle_sip_object_unref(lp->listening_uri);
-	lp->channel_listener=NULL; /*does not unref provider*/
 	belle_sip_uninit_sockets();
 	belle_sip_listening_point_set_keep_alive(lp,-1);
 }
@@ -50,7 +49,6 @@ belle_sip_channel_t *belle_sip_listening_point_create_channel(belle_sip_listenin
 	belle_sip_channel_t *chan=BELLE_SIP_OBJECT_VPTR(obj,belle_sip_listening_point_t)->create_channel(obj,dest,port);
 	if (chan){
 		chan->lp=obj;
-		belle_sip_channel_add_listener(chan,obj->channel_listener);
 		belle_sip_listening_point_add_channel(obj,chan);
 	}
 	return chan;
@@ -66,17 +64,14 @@ void belle_sip_listening_point_remove_channel(belle_sip_listening_point_t *lp, b
 void belle_sip_listening_point_clean_channels(belle_sip_listening_point_t *lp){
 	int existing_channels;
 	belle_sip_list_t* iterator;
-	belle_sip_list_t* channels=belle_sip_list_copy(lp->channels);
+	
 	if ((existing_channels=belle_sip_list_size(lp->channels)) > 0) {
 		belle_sip_warning("Listening point destroying [%i] channels",existing_channels);
 	}
-	for (iterator=channels;iterator!=NULL;iterator=iterator->next) {
-		/*first, every existing channel must be set to error*/
-		channel_set_state((belle_sip_channel_t*)(iterator->data),BELLE_SIP_CHANNEL_DISCONNECTED);
-		belle_sip_channel_close((belle_sip_channel_t*)(iterator->data));
+	for (iterator=lp->channels;iterator!=NULL;iterator=iterator->next) {
+		belle_sip_channel_t *chan=(belle_sip_channel_t*)iterator->data;
+		belle_sip_channel_force_close(chan);
 	}
-	belle_sip_list_free(channels);
-
 	lp->channels=belle_sip_list_free_with_data(lp->channels,(void (*)(void*))belle_sip_object_unref);
 }
 
@@ -142,32 +137,28 @@ belle_sip_channel_t *belle_sip_listening_point_get_channel(belle_sip_listening_p
 	return chan;
 }
 
-void belle_sip_listener_set_channel_listener(belle_sip_listening_point_t *lp,belle_sip_channel_listener_t* channel_listener) {
-	lp->channel_listener=channel_listener;
-}
-
 static int send_keep_alive(belle_sip_channel_t* obj) {
 	/*keep alive*/
-			const char* crlfcrlf = "\r\n\r\n";
-			int size=strlen(crlfcrlf);
-			if (belle_sip_channel_send(obj,crlfcrlf,size)<0){
-				belle_sip_error("channel [%p]: could not send [%i] bytes of keep alive from [%s://%s:%i]  to [%s:%i]"	,obj
-																										,size
-																										,belle_sip_channel_get_transport_name(obj)
-																										,obj->local_ip
-																										,obj->local_port
-																										,obj->peer_name
-																										,obj->peer_port);
-
-				return -1;
-			}else{
-				belle_sip_message("channel [%p]: keep alive sent to [%s://%s:%i]"
-									,obj
-									,belle_sip_channel_get_transport_name(obj)
-									,obj->peer_name
-									,obj->peer_port);
-				return 0;
-			}
+	const char* crlfcrlf = "\r\n\r\n";
+	int size=strlen(crlfcrlf);
+	if (belle_sip_channel_send(obj,crlfcrlf,size)<0){
+		belle_sip_error("channel [%p]: could not send [%i] bytes of keep alive from [%s://%s:%i]  to [%s:%i]"	,obj
+			,size
+			,belle_sip_channel_get_transport_name(obj)
+			,obj->local_ip
+			,obj->local_port
+			,obj->peer_name
+			,obj->peer_port);
+
+		return -1;
+	}else{
+		belle_sip_message("channel [%p]: keep alive sent to [%s://%s:%i]"
+							,obj
+							,belle_sip_channel_get_transport_name(obj)
+							,obj->peer_name
+							,obj->peer_port);
+		return 0;
+	}
 }
 static int keep_alive_timer_func(void *user_data, unsigned int events) {
 	belle_sip_listening_point_t* lp=(belle_sip_listening_point_t*)user_data;
@@ -186,8 +177,8 @@ static int keep_alive_timer_func(void *user_data, unsigned int events) {
 	belle_sip_list_free(iterator);
 	return BELLE_SIP_CONTINUE;
 }
-void belle_sip_listening_point_set_keep_alive(belle_sip_listening_point_t *lp,int ms) {
 
+void belle_sip_listening_point_set_keep_alive(belle_sip_listening_point_t *lp,int ms) {
 	if (ms <=0) {
 		if(lp->keep_alive_timer) {
 			belle_sip_main_loop_remove_source(lp->stack->ml,lp->keep_alive_timer);
@@ -199,20 +190,17 @@ void belle_sip_listening_point_set_keep_alive(belle_sip_listening_point_t *lp,in
 
 	if (!lp->keep_alive_timer) {
 		lp->keep_alive_timer = belle_sip_main_loop_create_timeout(lp->stack->ml
-																, keep_alive_timer_func
-																, lp
-																, ms
-																,"keep alive") ;
+			, keep_alive_timer_func
+			, lp
+			, ms
+			,"keep alive") ;
 	} else {
 		belle_sip_source_set_timeout(lp->keep_alive_timer,ms);
 	}
-
 	return;
-
 }
 
 int belle_sip_listening_point_get_keep_alive(const belle_sip_listening_point_t *lp) {
 	return lp->keep_alive_timer?belle_sip_source_get_timeout(lp->keep_alive_timer):-1;
-
 }
 

src/listeningpoint_internal.h

@@ -40,7 +40,6 @@ struct belle_sip_listening_point{
 	belle_sip_object_t base;
 	belle_sip_stack_t *stack;
 	belle_sip_list_t *channels;
-	belle_sip_channel_listener_t* channel_listener; /*initial chennel listener used for channel creation*/
 	belle_sip_uri_t* listening_uri;
 	belle_sip_source_t* keep_alive_timer;
 };
@@ -52,8 +51,6 @@ void belle_sip_listening_point_remove_channel(belle_sip_listening_point_t *lp, b
 int belle_sip_listening_point_get_well_known_port(const char *transport);
 belle_sip_channel_t *belle_sip_listening_point_get_channel(belle_sip_listening_point_t *lp,const char *peer_name, int peer_port);
 void belle_sip_listening_point_add_channel(belle_sip_listening_point_t *lp, belle_sip_channel_t *chan);
-void belle_sip_listener_set_channel_listener(belle_sip_listening_point_t *lp,belle_sip_channel_listener_t* channel_listener);
-
 
 /**udp*/
 typedef struct belle_sip_udp_listening_point belle_sip_udp_listening_point_t;

src/nict.c

@@ -135,13 +135,14 @@ static void nict_send_request(belle_sip_nict_t *obj){
 	obj->timer_F=belle_sip_timeout_source_new((belle_sip_source_func_t)nict_on_timer_F,obj,cfg->T1*64);
 	belle_sip_object_set_name((belle_sip_object_t*)obj->timer_F,"timer_F");
 	belle_sip_transaction_start_timer(base,obj->timer_F);
-	belle_sip_channel_queue_message(base->channel,(belle_sip_message_t*)base->request);
 	
 	if (!belle_sip_channel_is_reliable(base->channel)){
 		obj->timer_E=belle_sip_timeout_source_new((belle_sip_source_func_t)nict_on_timer_E,obj,cfg->T1);
 		belle_sip_object_set_name((belle_sip_object_t*)obj->timer_E,"timer_E");
 		belle_sip_transaction_start_timer(base,obj->timer_E);
 	}
+	
+	belle_sip_channel_queue_message(base->channel,(belle_sip_message_t*)base->request);
 }
 
 static void nict_destroy(belle_sip_nict_t *obj){

src/provider.c

@@ -77,7 +77,7 @@ static void channel_state_changed(belle_sip_channel_listener_t *obj, belle_sip_c
 		BELLE_SIP_PROVIDER_INVOKE_LISTENERS(prov->listeners,process_io_error,&ev);
 		/*IO error is also relevant for internal listener like refreshers*/
 		BELLE_SIP_PROVIDER_INVOKE_LISTENERS(prov->internal_listeners,process_io_error,&ev);
-		belle_sip_provider_release_channel(prov,chan);
+		if (!chan->force_close) belle_sip_provider_release_channel(prov,chan);
 	}
 }
 
@@ -284,7 +284,6 @@ int belle_sip_provider_add_listening_point(belle_sip_provider_t *p, belle_sip_li
 		belle_sip_error("Cannot add NULL lp to provider [%p]",p);
 		return -1;
 	}
-	belle_sip_listener_set_channel_listener(lp,BELLE_SIP_CHANNEL_LISTENER(p));
 	p->lps=belle_sip_list_append(p->lps,belle_sip_object_ref(lp));
 	return 0;
 }
@@ -476,7 +475,8 @@ belle_sip_channel_t * belle_sip_provider_get_channel(belle_sip_provider_t *p, co
 	}
 	if (candidate){
 		chan=belle_sip_listening_point_create_channel(candidate,name,port);
-		if (chan==NULL) belle_sip_error("Could not create channel to %s:%s:%i",transport,name,port);
+		if (chan) belle_sip_channel_add_listener(chan,(belle_sip_channel_listener_t*)p);
+		else belle_sip_error("Could not create channel to %s:%s:%i",transport,name,port);
 		return chan;
 	}
 	belle_sip_error("No listening point matching for transport %s",transport);
@@ -490,7 +490,7 @@ void belle_sip_provider_release_channel(belle_sip_provider_t *p, belle_sip_chann
 void belle_sip_provider_clean_channels(belle_sip_provider_t *p){
 	belle_sip_list_t *l;
 	belle_sip_listening_point_t *lp;
-
+	
 	for(l=p->lps;l!=NULL;l=l->next){
 		lp=(belle_sip_listening_point_t*)l->data;
 		belle_sip_listening_point_clean_channels(lp);

src/refresher.c

@@ -312,6 +312,7 @@ void belle_sip_refresher_stop(belle_sip_refresher_t* refresher) {
 	}
 	refresher->started=0;
 }
+
 belle_sip_refresher_t* belle_sip_refresher_new(belle_sip_client_transaction_t* transaction) {
 	belle_sip_refresher_t* refresher;
 	if (belle_sip_transaction_get_state(BELLE_SIP_TRANSACTION(transaction)) != BELLE_SIP_TRANSACTION_COMPLETED) {
@@ -335,6 +336,7 @@ belle_sip_refresher_t* belle_sip_refresher_new(belle_sip_client_transaction_t* t
 	}
 	return refresher;
 }
+
 int belle_sip_refresher_get_expires(const belle_sip_refresher_t* refresher) {
 	return refresher->expires;
 }

src/sipstack.c

@@ -34,7 +34,7 @@ belle_sip_stack_t * belle_sip_stack_new(const char *properties){
 	stack->timer_config.T2=4000;
 	stack->timer_config.T4=5000;
 	stack->transport_timeout=30000;
-	stack->dns_timeout=2000;
+	stack->dns_timeout=15000;
 	return stack;
 }
 

src/transports/udp_listeningpoint.c

@@ -122,7 +122,6 @@ static int on_udp_data(belle_sip_udp_listening_point_t *lp, unsigned int events)
 					belle_sip_message("udp_listening_point: new channel created to %s:%i",chan->peer_name,chan->peer_port);
 					chan->lp=(belle_sip_listening_point_t*)lp; /*FIXME, exactly the same code as for channel creation from provider. might be good to factorize*/
 					belle_sip_listening_point_add_channel((belle_sip_listening_point_t*)lp,chan);
-					belle_sip_channel_add_listener(chan,lp->base.channel_listener);
 				}
 			}
 			if (chan){

tester/Makefile.am

@@ -14,7 +14,8 @@ belle_sip_tester_SOURCES=	belle_sip_tester.c \
 				belle_sip_register_tester.c \
 				belle_sip_dialog_tester.c \
 				belle_sip_refresher_tester.c \
-				belle_sip_resolver_tester.c
+				belle_sip_resolver_tester.c \
+				register_tester.h
 
 belle_sip_tester_CFLAGS=$(CUNIT_CFLAGS) $(STRICT_OPTIONS)
 

tester/belle_sip_dialog_tester.c

@@ -20,21 +20,7 @@
 #include "CUnit/Basic.h"
 #include "belle-sip/belle-sip.h"
 
-extern belle_sip_stack_t * stack;
-extern belle_sip_provider_t *prov;
-extern const char *test_domain;
-int call_endeed;
-extern int register_init(void);
-extern int register_uninit(void);
-extern belle_sip_request_t* register_user(belle_sip_stack_t * stack
-		,belle_sip_provider_t *prov
-		,const char *transport
-		,int use_transaction
-		,const char* username) ;
-extern void unregister_user(belle_sip_stack_t * stack
-					,belle_sip_provider_t *prov
-					,belle_sip_request_t* initial_request
-					,int use_transaction);
+#include "register_tester.h"
 
 
 
@@ -299,8 +285,8 @@ static void do_simple_call(void) {
 	callee_listener_callbacks.process_transaction_terminated=process_transaction_terminated;
 	callee_listener_callbacks.listener_destroyed=listener_destroyed;
 
-	pauline_register_req=register_user(stack, prov, "TCP" ,1 ,CALLER);
-	marie_register_req=register_user(stack, prov, "TLS" ,1 ,CALLEE);
+	pauline_register_req=register_user(stack, prov, "TCP" ,1 ,CALLER,NULL);
+	marie_register_req=register_user(stack, prov, "TLS" ,1 ,CALLEE,NULL);
 
 	from=belle_sip_header_address_create(NULL,belle_sip_uri_create(CALLER,test_domain));
 	to=belle_sip_header_address_create(NULL,belle_sip_uri_create(CALLEE,test_domain));

tester/belle_sip_refresher_tester.c

@@ -241,6 +241,7 @@ static endpoint_t* create_endpoint(int port,const char* transport,belle_sip_list
 	endpoint->stack=belle_sip_stack_new(NULL);
 	endpoint->listener_callbacks=listener_callbacks;
 	endpoint->lp=belle_sip_stack_create_listening_point(endpoint->stack,"0.0.0.0",port,transport);
+	CU_ASSERT_PTR_NOT_NULL_FATAL(endpoint->lp);
 	belle_sip_object_ref(endpoint->lp);
 	endpoint->provider=belle_sip_stack_create_provider(endpoint->stack,endpoint->lp);
 	belle_sip_provider_add_sip_listener(endpoint->provider,(endpoint->listener=belle_sip_listener_create_from_callbacks(endpoint->listener_callbacks,endpoint)));
@@ -248,6 +249,7 @@ static endpoint_t* create_endpoint(int port,const char* transport,belle_sip_list
 	endpoint->nonce_count=1;
 	return endpoint;
 }
+
 static void destroy_endpoint(endpoint_t* endpoint) {
 	belle_sip_object_unref(endpoint->lp);
 	belle_sip_object_unref(endpoint->provider);
@@ -255,9 +257,11 @@ static void destroy_endpoint(endpoint_t* endpoint) {
 	belle_sip_object_unref(endpoint->listener);
 	belle_sip_free(endpoint);
 }
+
 static endpoint_t* create_udp_endpoint(int port,belle_sip_listener_callbacks_t* listener_callbacks) {
 	return create_endpoint(port,"udp",listener_callbacks);
 }
+
 static void register_test_with_param(unsigned char expire_in_contact,auth_mode_t auth_mode) {
 	belle_sip_listener_callbacks_t client_callbacks;
 	belle_sip_listener_callbacks_t server_callbacks;
@@ -323,6 +327,7 @@ static void register_test_with_param(unsigned char expire_in_contact,auth_mode_t
 		CU_ASSERT_TRUE_FATAL(wait_for(server->stack,client->stack,&client->stat.twoHundredOk,1,1000));
 	}
 	refresher = belle_sip_client_transaction_create_refresher(trans);
+	CU_ASSERT_TRUE_FATAL(refresher!=NULL);
 	belle_sip_object_unref(trans);
 	belle_sip_refresher_set_listener(refresher,belle_sip_refresher_listener,client);
 

tester/belle_sip_register_tester.c

@@ -21,6 +21,8 @@
 #include "belle-sip/belle-sip.h"
 #include "belle_sip_internal.h"
 
+#include "register_tester.h"
+
 const char *test_domain="test.linphone.org";
 const char *auth_domain="sip.linphone.org";
 static int is_register_ok;
@@ -166,12 +168,14 @@ belle_sip_request_t* try_register_user_at_domain(belle_sip_stack_t * stack
 					,int use_transaction
 					,const char* username
 					,const char* domain
-					,const char* outband
+					,const char* outbound_proxy
 					,int success_expected) {
 	belle_sip_request_t *req,*copy;
 	char identity[256];
 	char uri[256];
 	int i;
+	char *outbound=NULL;
+	
 	number_of_challenge=0;
 	if (transport)
 		snprintf(uri,sizeof(uri),"sip:%s;transport=%s",domain,transport);
@@ -181,6 +185,12 @@ belle_sip_request_t* try_register_user_at_domain(belle_sip_stack_t * stack
 		belle_sip_error("No TLS support, test skipped.");
 		return NULL;
 	}
+	
+	if (outbound_proxy){
+		if (strstr(outbound_proxy,"sip:")==NULL){
+			outbound=belle_sip_strdup_printf("sip:%s",outbound_proxy);
+		}else outbound=belle_sip_strdup(outbound_proxy);
+	}
 
 	snprintf(identity,sizeof(identity),"Tester <sip:%s@%s>",username,domain);
 	req=belle_sip_request_create(
@@ -200,7 +210,7 @@ belle_sip_request_t* try_register_user_at_domain(belle_sip_stack_t * stack
 	belle_sip_provider_add_sip_listener(prov,l=BELLE_SIP_LISTENER(listener));
 	if (use_transaction){
 		belle_sip_client_transaction_t *t=belle_sip_provider_create_client_transaction(prov,req);
-		belle_sip_client_transaction_send_request_to(t,outband?belle_sip_uri_parse(outband):NULL);
+		belle_sip_client_transaction_send_request_to(t,outbound?belle_sip_uri_parse(outbound):NULL);
 	}else belle_sip_provider_send_request(prov,req);
 	for(i=0;!is_register_ok && i<2 ;i++)
 		belle_sip_stack_sleep(stack,5000);
@@ -208,7 +218,7 @@ belle_sip_request_t* try_register_user_at_domain(belle_sip_stack_t * stack
 	if (success_expected) CU_ASSERT_EQUAL(using_transaction,use_transaction);