1 files changed, 11 insertions, 0 deletions
diff --git a/core/extradata.h b/core/extradata.h
new file mode 100644
index 000000000..4f9a72f20
--- /dev/null
+++ b/core/extradata.h
@@ -0,0 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0
+#ifndef EXTRADATA_H
+#define EXTRADATA_H
+
+struct extra_data {
+	const char *key;
+	const char *value;
+	struct extra_data *next;
+};
+
+#endif