xref: /reactos/drivers/filesystems/vfatfs/string.c (revision 09dde2cf)
1 /*
2  * PROJECT:     VFAT Filesystem
3  * LICENSE:     GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
4  * PURPOSE:     Volume routines
5  * COPYRIGHT:   Copyright 1998 Jason Filby <jasonfilby@yahoo.com>
6  *              Copyright 2020 Doug Lyons <douglyons@douglyons.com>
7  */
8 
9 /* INCLUDES *****************************************************************/
10 
11 #include "vfat.h"
12 
13 #define NDEBUG
14 #include <debug.h>
15 
16 /* FUNCTIONS ****************************************************************/
17 
18 const WCHAR *long_illegals = L"\"*\\<>/?:|";
19 
20 BOOLEAN
21 vfatIsLongIllegal(
22     WCHAR c)
23 {
24     return wcschr(long_illegals, c) ? TRUE : FALSE;
25 }
26 
27 BOOLEAN
28 IsDotOrDotDot(PCUNICODE_STRING Name)
29 {
30     return ((Name->Length == sizeof(WCHAR) && Name->Buffer[0] == L'.') ||
31         (Name->Length == 2 * sizeof(WCHAR) && Name->Buffer[0] == L'.' && Name->Buffer[1] == L'.'));
32 }
33