diff --git a/libpldm/file_io.h b/libpldm/file_io.h
new file mode 100644
index 0000000..c273608
--- /dev/null
+++ b/libpldm/file_io.h
@@ -0,0 +1,64 @@
+#ifndef FILEIO_H
+#define FILEIO_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stddef.h>
+#include <stdint.h>
+
+#include "base.h"
+
+#define PLDM_IBM_OEM_TYPE 0x3F
+
+/** @brief PLDM Commands in IBM OEM type
+ */
+enum pldm_fileio_commands { PLDM_READ_FILE_INTO_MEMORY = 0x6 };
+
+/** @brief PLDM Command specific codes
+ */
+enum pldm_fileio_completion_codes {
+	PLDM_INVALID_FILE_HANDLE = 0x80,
+	PLDM_DATA_OUT_OF_RANGE = 0x81,
+	PLDM_INVALID_READ_LENGTH = 0x82
+};
+
+#define PLDM_READ_FILE_MEM_REQ_BYTES 20
+#define PLDM_READ_FILE_MEM_RESP_BYTES 5
+
+/* ReadFileIntoMemory */
+
+/** @brief Decode ReadFileIntoMemory commands request data
+ *
+ *  @param[in] msg - Pointer to PLDM request message payload
+ *  @param[in] payload_length - Length of request payload
+ *  @param[out] file_handle - A handle to the file
+ *  @param[out] offset - Offset to the file at which the read should begin
+ *  @param[out] length - Number of bytes to be read
+ *  @param[out] address - Memory address where the file content has to be
+ *                        written to
+ *  @return pldm_completion_codes
+ */
+int decode_read_file_memory_req(const uint8_t *msg, size_t payload_length,
+				uint32_t *file_handle, uint32_t *offset,
+				uint32_t *length, uint64_t *address);
+
+/** @brief Create a PLDM response for ReadFileIntoMemory
+ *
+ *  @param[in] instance_id - Message's instance id
+ *  @param[in] completion_code - PLDM completion code
+ *  @param[in] length - Number of bytes read. This could be less than what the
+			 requester asked for.
+ *  @param[in,out] msg - Message will be written to this
+ *  @return pldm_completion_codes
+ *  @note  Caller is responsible for memory alloc and dealloc of param 'msg'
+ */
+int encode_read_file_memory_resp(uint8_t instance_id, uint8_t completion_code,
+				 uint32_t length, struct pldm_msg *msg);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* FILEIO_H */