| /* | |
| * collate.h - Defines for NTFS kernel collation handling. Part of the | |
| * Linux-NTFS project. | |
| * | |
| * Copyright (c) 2004 Anton Altaparmakov | |
| * | |
| * This program/include file is free software; you can redistribute it and/or | |
| * modify it under the terms of the GNU General Public License as published | |
| * by the Free Software Foundation; either version 2 of the License, or | |
| * (at your option) any later version. | |
| * | |
| * This program/include file is distributed in the hope that it will be | |
| * useful, but WITHOUT ANY WARRANTY; without even the implied warranty | |
| * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| * GNU General Public License for more details. | |
| * | |
| * You should have received a copy of the GNU General Public License | |
| * along with this program (in the main directory of the Linux-NTFS | |
| * distribution in the file COPYING); if not, write to the Free Software | |
| * Foundation,Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| */ | |
| #ifndef _LINUX_NTFS_COLLATE_H | |
| #define _LINUX_NTFS_COLLATE_H | |
| #include "types.h" | |
| #include "volume.h" | |
| static inline bool ntfs_is_collation_rule_supported(COLLATION_RULE cr) { | |
| int i; | |
| /* | |
| * FIXME: At the moment we only support COLLATION_BINARY and | |
| * COLLATION_NTOFS_ULONG, so we return false for everything else for | |
| * now. | |
| */ | |
| if (unlikely(cr != COLLATION_BINARY && cr != COLLATION_NTOFS_ULONG)) | |
| return false; | |
| i = le32_to_cpu(cr); | |
| if (likely(((i >= 0) && (i <= 0x02)) || | |
| ((i >= 0x10) && (i <= 0x13)))) | |
| return true; | |
| return false; | |
| } | |
| extern int ntfs_collate(ntfs_volume *vol, COLLATION_RULE cr, | |
| const void *data1, const int data1_len, | |
| const void *data2, const int data2_len); | |
| #endif /* _LINUX_NTFS_COLLATE_H */ |