diff --git a/CODEOWNERS b/CODEOWNERS
new file mode 100644
index 0000000000000000000000000000000000000000..7588904a798e6bfd61d8754d8a3ddc606f1165e8
--- /dev/null
+++ b/CODEOWNERS
@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) 2023 Huawei Device Co., Ltd.
+ * 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.
+ */
+
+ # any change to common/include/daudio_ipc_interface_code.h needs to be reviewed by @leonchan5
+common/include/daudio_ipc_interface_code.h @leonchan5
\ No newline at end of file
diff --git a/common/include/daudio_ipc_interface_code.h b/common/include/daudio_ipc_interface_code.h
new file mode 100644
index 0000000000000000000000000000000000000000..6ab67e48b6ac05cb9e02e03595e11e2084f6c174
--- /dev/null
+++ b/common/include/daudio_ipc_interface_code.h
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2023 Huawei Device Co., Ltd.
+ * 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 OHOS_DAUDIO_IPC_INTERFACE_CODE_H
+#define OHOS_DAUDIO_IPC_INTERFACE_CODE_H
+
+#include <cstdint>
+
+namespace OHOS {
+namespace DistributedHardware {
+/* SAID: 4805 */
+enum class IDAudioSourceInterfaceCode : uint32_t {
+    INIT_SOURCE = 0,
+    RELEASE_SOURCE = 1,
+    REGISTER_DISTRIBUTED_HARDWARE = 2,
+    UNREGISTER_DISTRIBUTED_HARDWARE = 3,
+    CONFIG_DISTRIBUTED_HARDWARE = 4,
+    DAUDIO_NOTIFY = 5,
+};
+
+/* SAID: 4806 */
+enum class IDAudioSinkInterfaceCode : uint32_t {
+    INIT_SINK = 0,
+    RELEASE_SINK = 1,
+    SUBSCRIBE_LOCAL_HARDWARE = 2,
+    UNSUBSCRIBE_LOCAL_HARDWARE = 3,
+    DAUDIO_NOTIFY = 4,
+};
+
+/* SAID: 4805 */
+enum IDAudioIpcCBInterfaceCode : uint32_t {
+    NOTIFY_REGRESULT = 0,
+    NOTIFY_UNREGRESULT = 1,
+};
+} // namespace DistributedHardware
+} // namespace OHOS
+#endif