diff --git a/src/oem/meta/file_io.c b/src/oem/meta/file_io.c
new file mode 100644
index 0000000..6662e8f
--- /dev/null
+++ b/src/oem/meta/file_io.c
@@ -0,0 +1,34 @@
+/* SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later */
+#include <libpldm/oem/meta/file_io.h>
+#include <endian.h>
+#include <string.h>
+#include <stdio.h>
+#include "msgbuf.h"
+
+#define PLDM_OEM_META_DECODE_WRITE_FILE_IO_MIN_SIZE 6
+LIBPLDM_ABI_TESTING
+int decode_oem_meta_file_io_req(const struct pldm_msg *msg,
+				size_t payload_length, uint8_t *file_handle,
+				uint32_t *length, uint8_t *data)
+{
+	struct pldm_msgbuf _buf;
+	struct pldm_msgbuf *buf = &_buf;
+
+	if (msg == NULL || file_handle == NULL || length == NULL ||
+	    data == NULL) {
+		return PLDM_ERROR_INVALID_DATA;
+	}
+
+	int rc = pldm_msgbuf_init(buf,
+				  PLDM_OEM_META_DECODE_WRITE_FILE_IO_MIN_SIZE,
+				  msg->payload, payload_length);
+	if (rc) {
+		return rc;
+	}
+
+	pldm_msgbuf_extract(buf, file_handle);
+	pldm_msgbuf_extract(buf, length);
+	pldm_msgbuf_extract_array_uint8(buf, data, *length);
+
+	return pldm_msgbuf_destroy_consumed(buf);
+}