List.iter (
fun (shortname, (ret, args, optargs), _, _, _, _, _) ->
- if optargs <> [] then
- failwithf "optional arguments not supported in XDR yet";
-
let name = "guestfs_" ^ shortname in
- (match args with
+ (* Ordinary arguments and optional arguments are concatenated
+ * together in the XDR args struct. The optargs_bitmask field
+ * in the header controls which optional arguments are
+ * meaningful.
+ *)
+ (match args @ optargs with
| [] -> ()
| args ->
pr "struct %s_args {\n" name;
*/
const GUESTFS_PROGRAM = 0x2000F5F5;
-const GUESTFS_PROTOCOL_VERSION = 3;
+const GUESTFS_PROTOCOL_VERSION = 4;
/* These constants must be larger than any possible message length. */
const GUESTFS_LAUNCH_FLAG = 0xf5f55ff5;
guestfs_procedure proc; /* GUESTFS_PROC_x */
guestfs_message_direction direction;
unsigned serial; /* message serial number */
+ unsigned hyper progress_hint; /* upload hint for progress bar */
+ unsigned hyper optargs_bitmask; /* bitmask for optional args */
guestfs_message_status status;
};