742 	DWORD uc;  in tchar2uni()  local
748 	uc = *p++;	/* Get an encoding unit */  in tchar2uni()
749 	if (IsSurrogate(uc)) {	/* Surrogate? */  in tchar2uni()
751 		if (!IsSurrogateH(uc) || !IsSurrogateL(wc)) return 0xFFFFFFFF;	/* Wrong surrogate? */  in tchar2uni()
752 		uc = uc << 16 | wc;  in tchar2uni()
759 	uc = (BYTE)*p++;	/* Get an encoding unit */  in tchar2uni()
760 	if (uc & 0x80) {	/* Multiple byte code? */  in tchar2uni()
761 		if        ((uc & 0xE0) == 0xC0) {	/* 2-byte sequence? */  in tchar2uni()
762 			uc &= 0x1F; nf = 1;  in tchar2uni()
763 		} else if ((uc & 0xF0) == 0xE0) {	/* 3-byte sequence? */  in tchar2uni()
764 			uc &= 0x0F; nf = 2;  in tchar2uni()
765 		} else if ((uc & 0xF8) == 0xF0) {	/* 4-byte sequence? */  in tchar2uni()
766 			uc &= 0x07; nf = 3;  in tchar2uni()
773 			uc = uc << 6 | (tb & 0x3F);  in tchar2uni()
775 		if (uc < 0x80 || IsSurrogate(uc) || uc >= 0x110000) return 0xFFFFFFFF;	/* Wrong code? */  in tchar2uni()
776 …if (uc >= 0x010000) uc = 0xD800DC00 | ((uc - 0x10000) << 6 & 0x3FF0000) | (uc & 0x3FF);	/* Make a …  in tchar2uni()
780 	uc = (TCHAR)*p++;	/* Get a unit */  in tchar2uni()
781 	if (uc >= 0x110000 || IsSurrogate(uc)) return 0xFFFFFFFF;	/* Wrong code? */  in tchar2uni()
782 …if (uc >= 0x010000) uc = 0xD800DC00 | ((uc - 0x10000) << 6 & 0x3FF0000) | (uc & 0x3FF);	/* Make a …  in tchar2uni()
798 	uc = wc;  in tchar2uni()
802 	return uc;  in tchar2uni()
2879 	DWORD uc;  local
2886 		uc = tchar2uni(&p);			/* Get a character */
2887 		if (uc == 0xFFFFFFFF) return FR_INVALID_NAME;		/* Invalid code or UTF decode error */
2888 		if (uc >= 0x10000) lfn[di++] = (WCHAR)(uc >> 16);	/* Store high surrogate if needed */
2889 		wc = (WCHAR)uc;