+
+ /** Currently only used for
+ * ::WIMLIB_PROGRESS_MSG_EXTRACT_SPWM_PART_BEGIN. */
+
+ unsigned part_number;
+
+ /** Currently only used for
+ * ::WIMLIB_PROGRESS_MSG_EXTRACT_SPWM_PART_BEGIN. */
+ unsigned total_parts;
+
+ /** Currently only used for
+ * ::WIMLIB_PROGRESS_MSG_EXTRACT_SPWM_PART_BEGIN. */
+ uint8_t guid[WIMLIB_GUID_LEN];