1 files changed, 7 insertions, 0 deletions
diff --git a/pingu_iface.c b/pingu_iface.c
index 868c60e..dbd0e9d 100644
--- a/pingu_iface.c
+++ b/pingu_iface.c
@@ -56,6 +56,13 @@ static int pingu_iface_init_socket(struct ev_loop *loop,
 	return 0;
 }
 
+int pingu_iface_usable(struct pingu_iface *iface)
+{
+	if (iface->name[0] == '\0')
+		return 1;
+	return iface->has_binding;
+}
+
 struct pingu_iface *pingu_iface_find(const char *name)
 {
 	struct pingu_iface *iface;