1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * Copyright (C) 2018 Samsung Electronics Co., Ltd.
6 #ifndef __SHARE_CONFIG_MANAGEMENT_H__
7 #define __SHARE_CONFIG_MANAGEMENT_H__
9 #include <linux/workqueue.h>
10 #include <linux/hashtable.h>
11 #include <linux/path.h>
13 struct ksmbd_share_config {
19 struct list_head veto_list;
24 struct hlist_node hlist;
25 unsigned short create_mask;
26 unsigned short directory_mask;
27 unsigned short force_create_mode;
28 unsigned short force_directory_mode;
29 unsigned short force_uid;
30 unsigned short force_gid;
33 #define KSMBD_SHARE_INVALID_UID ((__u16)-1)
34 #define KSMBD_SHARE_INVALID_GID ((__u16)-1)
36 static inline int share_config_create_mode(struct ksmbd_share_config *share,
39 if (!share->force_create_mode) {
41 return share->create_mask;
43 return posix_mode & share->create_mask;
45 return share->force_create_mode & share->create_mask;
48 static inline int share_config_directory_mode(struct ksmbd_share_config *share,
51 if (!share->force_directory_mode) {
53 return share->directory_mask;
55 return posix_mode & share->directory_mask;
58 return share->force_directory_mode & share->directory_mask;
61 static inline int test_share_config_flag(struct ksmbd_share_config *share,
64 return share->flags & flag;
67 void ksmbd_share_config_del(struct ksmbd_share_config *share);
68 void __ksmbd_share_config_put(struct ksmbd_share_config *share);
70 static inline void ksmbd_share_config_put(struct ksmbd_share_config *share)
72 if (!atomic_dec_and_test(&share->refcount))
74 __ksmbd_share_config_put(share);
77 struct ksmbd_share_config *ksmbd_share_config_get(char *name);
78 bool ksmbd_share_veto_filename(struct ksmbd_share_config *share,
79 const char *filename);
80 #endif /* __SHARE_CONFIG_MANAGEMENT_H__ */