add local ip to upnp context create

include/mediastreamer2/upnp_igd.h

@@ -53,7 +53,7 @@ typedef void (*upnp_igd_print_function)(void *cookie, upnp_igd_print_level level
 
 typedef struct _upnp_igd_context upnp_igd_context;
 
-MS2_PUBLIC upnp_igd_context* upnp_igd_create(upnp_igd_callback_function cb_fct, upnp_igd_print_function print_fct, void *cookie);
+MS2_PUBLIC upnp_igd_context* upnp_igd_create(upnp_igd_callback_function cb_fct, upnp_igd_print_function print_fct, const char* address, void *cookie);
 MS2_PUBLIC int upnp_igd_start(upnp_igd_context*igd_ctxt);
 int upnp_igd_is_started(upnp_igd_context *igd_ctxt);
 int upnp_igd_stop(upnp_igd_context*igd_ctxt);

src/upnp/upnp_igd.c

@@ -955,10 +955,10 @@ int upnp_igd_callback(Upnp_EventType event_type, void* event, void *cookie) {
  *   cookie    -- The cookie pass in cb_fct or print_fct
  *
  ********************************************************************************/
-upnp_igd_context* upnp_igd_create(upnp_igd_callback_function cb_fct, upnp_igd_print_function print_fct, void *cookie) {
+upnp_igd_context* upnp_igd_create(upnp_igd_callback_function cb_fct, upnp_igd_print_function print_fct, const char *address, void *cookie) {
 	int ret;
 	unsigned short port = 0;
-	const char *ip_address = NULL;
+	const char *ip_address = address;
 	upnp_igd_context *igd_ctxt = (upnp_igd_context*)malloc(sizeof(upnp_igd_context));
 	igd_ctxt->devices = NULL;
 	igd_ctxt->callback_fct = cb_fct;