/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * collate.h - Defines for NTFS kernel collation handling. Part of the * Linux-NTFS project. * * Copyright (c) 2004 Anton Altaparmakov */ #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 */