2 files changed, 28 insertions, 1 deletions
diff --git a/src/vnet/ethernet/ethernet_format_fns.h b/src/vnet/ethernet/ethernet_format_fns.h
new file mode 100644
index 00000000000..17b5737913e
--- /dev/null
+++ b/src/vnet/ethernet/ethernet_format_fns.h
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2019 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef included_ethernet_format_fns_h
+#define included_ethernet_format_fns_h
+
+static inline u8 *
+format_vl_api_mac_address_t (u8 * s, va_list * args)
+{
+  u8 *a = va_arg (*args, u8 *);
+  return format (s, "%02x%02x.%02x%02x.%02x%02x",
+		 a[0], a[1], a[2], a[3], a[4], a[5]);
+}
+
+#endif
diff --git a/src/vnet/ethernet/ethernet_types.api b/src/vnet/ethernet/ethernet_types.api
index f945f20910f..1d6683ef398 100644
--- a/src/vnet/ethernet/ethernet_types.api
+++ b/src/vnet/ethernet/ethernet_types.api
@@ -14,4 +14,4 @@
  * limitations under the License.
  */
 
-typedef u8 mac_address[6];
+manual_print typedef u8 mac_address[6];