extern int read_xml_data(FILE *fp, const struct resource_entry *res,
u8 **xml_data_ret, struct wim_info **info_ret);
-extern int write_xml_data(const struct wim_info *wim_info, int image, FILE *out);
+extern int write_xml_data(const struct wim_info *wim_info, int image, FILE *out,
+ u64 total_bytes);
static inline u64 wim_info_get_total_bytes(const struct wim_info *info)
{