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- /*
- * 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 */
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