1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  *   Copyright (C) 2018 Samsung Electronics Co., Ltd.
4  */
5 
6 #ifndef __KSMBD_MISC_H__
7 #define __KSMBD_MISC_H__
8 
9 struct ksmbd_share_config;
10 struct nls_table;
11 struct kstat;
12 struct ksmbd_file;
13 
14 int match_pattern(const char *str, size_t len, const char *pattern);
15 int ksmbd_validate_filename(char *filename);
16 int parse_stream_name(char *filename, char **stream_name, int *s_type);
17 char *convert_to_nt_pathname(struct ksmbd_share_config *share,
18 			     const struct path *path);
19 int get_nlink(struct kstat *st);
20 void ksmbd_conv_path_to_unix(char *path);
21 void ksmbd_strip_last_slash(char *path);
22 void ksmbd_conv_path_to_windows(char *path);
23 char *ksmbd_casefold_sharename(struct unicode_map *um, const char *name);
24 char *ksmbd_extract_sharename(struct unicode_map *um, const char *treename);
25 char *convert_to_unix_name(struct ksmbd_share_config *share, const char *name);
26 
27 #define KSMBD_DIR_INFO_ALIGNMENT	8
28 struct ksmbd_dir_info;
29 char *ksmbd_convert_dir_info_name(struct ksmbd_dir_info *d_info,
30 				  const struct nls_table *local_nls,
31 				  int *conv_len);
32 
33 #define NTFS_TIME_OFFSET	((u64)(369 * 365 + 89) * 24 * 3600 * 10000000)
34 struct timespec64 ksmbd_NTtimeToUnix(__le64 ntutc);
35 u64 ksmbd_UnixTimeToNT(struct timespec64 t);
36 long long ksmbd_systime(void);
37 #endif /* __KSMBD_MISC_H__ */
38