1 files changed, 17 insertions, 0 deletions
diff --git a/include/ipc.h b/include/ipc.h
index d1bc90d..64b731c 100644
--- a/include/ipc.h
+++ b/include/ipc.h
@@ -1,3 +1,20 @@
+/*
+ * Copyright (c) 2021, Nippon Seiki Co., Ltd.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * 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 IPC_H
 #define IPC_H