1 files changed, 15 insertions, 0 deletions
diff --git a/src/libsystemd-network/network-common.c b/src/libsystemd-network/network-common.c
new file mode 100644
index 0000000..b8b4ecd
--- /dev/null
+++ b/src/libsystemd-network/network-common.c
@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include "format-util.h"
+#include "network-common.h"
+
+int get_ifname(int ifindex, char **ifname) {
+        assert(ifname);
+
+        /* This sets ifname only when it is not set yet. */
+
+        if (*ifname)
+                return 0;
+
+        return format_ifname_alloc(ifindex, ifname);
+}