uri port is int instead of uint

include/belle-sip/uri.h

@@ -61,7 +61,7 @@ typedef struct _belle_sip_uri belle_sip_uri_t;
 	 *	          Returns the port part of this SipURI.
 	 *
 	 */
-	BELLESIP_EXPORT unsigned int	belle_sip_uri_get_port(const belle_sip_uri_t* uri) ;
+	BELLESIP_EXPORT int	belle_sip_uri_get_port(const belle_sip_uri_t* uri) ;
 	/**
  	 * Returns the port of the uri, if not specified in the uri returns the well known port according to the transport.
  	**/
@@ -136,7 +136,7 @@ typedef struct _belle_sip_uri belle_sip_uri_t;
 	 * 	          Set the port part of this SipURI to the newly supplied port parameter.
 	 *
 	 */
-	 BELLESIP_EXPORT void	belle_sip_uri_set_port(belle_sip_uri_t* uri,unsigned int port) ;
+	 BELLESIP_EXPORT void	belle_sip_uri_set_port(belle_sip_uri_t* uri, int port) ;
 	/**
 	 * 	          Sets the scheme of this URI to sip or sips depending on whether the argument is true or false.
 	 *

src/belle_sip_uri_impl.c

@@ -47,7 +47,7 @@ struct _belle_sip_uri {
 	unsigned int secure;
 	char* user;
 	char* host;
-	unsigned int port;
+	int port;
 	belle_sip_parameters_t * header_list;
 };
 
@@ -154,7 +154,7 @@ SIP_URI_GET_SET_BOOL(secure)
 
 SIP_URI_GET_SET_STRING(user)
 SIP_URI_GET_SET_STRING(host)
-SIP_URI_GET_SET_UINT(port)
+SIP_URI_GET_SET_INT(port)
 
 SIP_URI_GET_SET_STRING_PARAM(transport)
 SIP_URI_GET_SET_STRING_PARAM(user)

src/provider.c

@@ -252,7 +252,7 @@ static void channel_on_sending(belle_sip_channel_listener_t *obj, belle_sip_chan
 		if (belle_sip_uri_get_transport_param(contact_uri) == NULL && strcasecmp("udp",belle_sip_channel_get_transport_name(chan))!=0) {
 			belle_sip_uri_set_transport_param(contact_uri,belle_sip_channel_get_transport_name_lower_case(chan));
 		}
-		if (belle_sip_uri_get_port(contact_uri) == 0 && chan->local_port!=5060) {
+		if (belle_sip_uri_get_port(contact_uri) <= 0 && chan->local_port!=5060) {
 			belle_sip_uri_set_port(contact_uri,chan->local_port);
 		}
 	}