+/**\r
+ This function allows a caller to extract the current configuration for one\r
+ or more named elements from the target driver.\r
+\r
+ @param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.\r
+ @param Request A null-terminated Unicode string in <ConfigRequest> format.\r
+ @param Progress On return, points to a character in the Request string.\r
+ Points to the string's null terminator if request was successful.\r
+ Points to the most recent '&' before the first failing name/value\r
+ pair (or the beginning of the string if the failure is in the\r
+ first name/value pair) if the request was not successful.\r
+ @param Results A null-terminated Unicode string in <ConfigAltResp> format which\r
+ has all values filled in for the names in the Request string.\r
+ String to be allocated by the called function.\r
+\r
+ @retval EFI_SUCCESS The Results is filled with the requested values.\r
+ @retval EFI_OUT_OF_RESOURCES Not enough memory to store the results.\r
+ @retval EFI_INVALID_PARAMETER Request is NULL, illegal syntax, or unknown name.\r
+ @retval EFI_NOT_FOUND Routing data doesn't match any storage in this driver.\r
+\r
+**/\r