ff_wtoupper

The ff_wtoupper function is a Unicode version of toupper function.

DWORD ff_wtoupper (
  DWORD uni           /* [IN] Unicode character */
);

Parameter

uni
A Unicode character in UTF-16 encoding for up-case conversion. For the characters out of BMP, high-word is high-surrogate and low word is low-surrogate.

Return Value

Up-case converted Unicode character in UTF-16 encoding.

Description

Input lower-case character or title-case character is converted into upper-case character. If not the case, input character is returned.

QuickInfo

This function is provided in ffunicode.c and required when FF_USE_LFN != 0. It is intended to be used by FatFs but also application program may use this function.

Return