Add configuration to enable/disable DNS SRV resolution.

include/belle-sip/sipstack.h

@@ -52,6 +52,10 @@ BELLESIP_EXPORT int belle_sip_stack_get_dns_timeout(const belle_sip_stack_t *sta
 
 BELLESIP_EXPORT void belle_sip_stack_set_dns_timeout(belle_sip_stack_t *stack, int timeout);
 
+BELLESIP_EXPORT unsigned char belle_sip_stack_dns_srv_enabled(const belle_sip_stack_t *stack);
+
+BELLESIP_EXPORT void belle_sip_stack_enable_dns_srv(belle_sip_stack_t *stack, unsigned char enable);
+
 /**
  * Can be used to simulate network transmission delays, for tests.
 **/

src/belle_sip_internal.h

@@ -499,6 +499,7 @@ struct belle_sip_stack{
 	int resolver_send_error;	/* used to simulate network error*/
 	int dscp;
 	char *dns_user_hosts_file; /* used to load additional hosts file for tests */
+	unsigned char dns_srv_enabled;
 };
 
 belle_sip_hop_t* belle_sip_hop_new(const char* transport, const char *cname, const char* host,int port);

src/channel.c

@@ -745,8 +745,10 @@ static void channel_res_done(void *data, const char *name, struct addrinfo *ai_l
 
 void belle_sip_channel_resolve(belle_sip_channel_t *obj){
 	channel_set_state(obj,BELLE_SIP_CHANNEL_RES_IN_PROGRESS);
-	obj->resolver_ctx=belle_sip_stack_resolve(obj->stack, belle_sip_channel_get_transport_name_lower_case(obj), obj->peer_name, obj->peer_port, obj->lp->ai_family, channel_res_done, obj);
-	//obj->resolver_ctx=belle_sip_stack_resolve_a(obj->stack, obj->peer_name, obj->peer_port, obj->lp->ai_family, channel_res_done, obj);
+	if (belle_sip_stack_dns_srv_enabled(obj->stack))
+		obj->resolver_ctx=belle_sip_stack_resolve(obj->stack, belle_sip_channel_get_transport_name_lower_case(obj), obj->peer_name, obj->peer_port, obj->lp->ai_family, channel_res_done, obj);
+	else
+		obj->resolver_ctx=belle_sip_stack_resolve_a(obj->stack, obj->peer_name, obj->peer_port, obj->lp->ai_family, channel_res_done, obj);
 	if (obj->resolver_ctx){
 		belle_sip_object_ref(obj->resolver_ctx);
 	}

src/sipstack.c

@@ -91,6 +91,7 @@ belle_sip_stack_t * belle_sip_stack_new(const char *properties){
 	stack->timer_config.T4=5000;
 	stack->transport_timeout=30000;
 	stack->dns_timeout=15000;
+	stack->dns_srv_enabled=TRUE;
 	stack->inactive_transport_timeout=3600; /*one hour*/
 	return stack;
 }
@@ -111,6 +112,14 @@ void belle_sip_stack_set_dns_timeout(belle_sip_stack_t *stack, int timeout) {
 	stack->dns_timeout = timeout;
 }
 
+unsigned char belle_sip_stack_dns_srv_enabled(const belle_sip_stack_t *stack) {
+	return stack->dns_srv_enabled;
+}
+
+void belle_sip_stack_enable_dns_srv(belle_sip_stack_t *stack, unsigned char enable) {
+	stack->dns_srv_enabled = enable;
+}
+
 belle_sip_listening_point_t *belle_sip_stack_create_listening_point(belle_sip_stack_t *s, const char *ipaddress, int port, const char *transport){
 	belle_sip_listening_point_t *lp=NULL;
 	if (strcasecmp(transport,"UDP")==0) {