posix_acl.h (77435322777d8a8a08264a39111bef94e32b871b) posix_acl.h (13e83a4923bea7c4f2f6714030cb7e56d20ef7e5)
1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 File: linux/posix_acl.h
4
5 (C) 2002 Andreas Gruenbacher, <a.gruenbacher@computer.org>
6*/
7
8

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64extern void posix_acl_init(struct posix_acl *, int);
65extern struct posix_acl *posix_acl_alloc(int, gfp_t);
66extern struct posix_acl *posix_acl_from_mode(umode_t, gfp_t);
67extern int posix_acl_equiv_mode(const struct posix_acl *, umode_t *);
68extern int __posix_acl_create(struct posix_acl **, gfp_t, umode_t *);
69extern int __posix_acl_chmod(struct posix_acl **, gfp_t, umode_t);
70
71extern struct posix_acl *get_posix_acl(struct inode *, int);
1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 File: linux/posix_acl.h
4
5 (C) 2002 Andreas Gruenbacher, <a.gruenbacher@computer.org>
6*/
7
8

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64extern void posix_acl_init(struct posix_acl *, int);
65extern struct posix_acl *posix_acl_alloc(int, gfp_t);
66extern struct posix_acl *posix_acl_from_mode(umode_t, gfp_t);
67extern int posix_acl_equiv_mode(const struct posix_acl *, umode_t *);
68extern int __posix_acl_create(struct posix_acl **, gfp_t, umode_t *);
69extern int __posix_acl_chmod(struct posix_acl **, gfp_t, umode_t);
70
71extern struct posix_acl *get_posix_acl(struct inode *, int);
72int set_posix_acl(struct user_namespace *, struct dentry *, int,
72int set_posix_acl(struct mnt_idmap *, struct dentry *, int,
73 struct posix_acl *);
74
75struct posix_acl *get_cached_acl_rcu(struct inode *inode, int type);
76struct posix_acl *posix_acl_clone(const struct posix_acl *acl, gfp_t flags);
77
78#ifdef CONFIG_FS_POSIX_ACL
73 struct posix_acl *);
74
75struct posix_acl *get_cached_acl_rcu(struct inode *inode, int type);
76struct posix_acl *posix_acl_clone(const struct posix_acl *acl, gfp_t flags);
77
78#ifdef CONFIG_FS_POSIX_ACL
79int posix_acl_chmod(struct user_namespace *, struct dentry *, umode_t);
79int posix_acl_chmod(struct mnt_idmap *, struct dentry *, umode_t);
80extern int posix_acl_create(struct inode *, umode_t *, struct posix_acl **,
81 struct posix_acl **);
82int posix_acl_update_mode(struct user_namespace *, struct inode *, umode_t *,
83 struct posix_acl **);
84
80extern int posix_acl_create(struct inode *, umode_t *, struct posix_acl **,
81 struct posix_acl **);
82int posix_acl_update_mode(struct user_namespace *, struct inode *, umode_t *,
83 struct posix_acl **);
84
85int simple_set_acl(struct user_namespace *, struct dentry *,
85int simple_set_acl(struct mnt_idmap *, struct dentry *,
86 struct posix_acl *, int);
87extern int simple_acl_create(struct inode *, struct inode *);
88
89struct posix_acl *get_cached_acl(struct inode *inode, int type);
90void set_cached_acl(struct inode *inode, int type, struct posix_acl *acl);
91void forget_cached_acl(struct inode *inode, int type);
92void forget_all_cached_acls(struct inode *inode);
93int posix_acl_valid(struct user_namespace *, const struct posix_acl *);
94int posix_acl_permission(struct user_namespace *, struct inode *,
95 const struct posix_acl *, int);
96
97static inline void cache_no_acl(struct inode *inode)
98{
99 inode->i_acl = NULL;
100 inode->i_default_acl = NULL;
101}
102
86 struct posix_acl *, int);
87extern int simple_acl_create(struct inode *, struct inode *);
88
89struct posix_acl *get_cached_acl(struct inode *inode, int type);
90void set_cached_acl(struct inode *inode, int type, struct posix_acl *acl);
91void forget_cached_acl(struct inode *inode, int type);
92void forget_all_cached_acls(struct inode *inode);
93int posix_acl_valid(struct user_namespace *, const struct posix_acl *);
94int posix_acl_permission(struct user_namespace *, struct inode *,
95 const struct posix_acl *, int);
96
97static inline void cache_no_acl(struct inode *inode)
98{
99 inode->i_acl = NULL;
100 inode->i_default_acl = NULL;
101}
102
103int vfs_set_acl(struct user_namespace *mnt_userns, struct dentry *dentry,
103int vfs_set_acl(struct mnt_idmap *idmap, struct dentry *dentry,
104 const char *acl_name, struct posix_acl *kacl);
105struct posix_acl *vfs_get_acl(struct mnt_idmap *idmap,
106 struct dentry *dentry, const char *acl_name);
104 const char *acl_name, struct posix_acl *kacl);
105struct posix_acl *vfs_get_acl(struct mnt_idmap *idmap,
106 struct dentry *dentry, const char *acl_name);
107int vfs_remove_acl(struct user_namespace *mnt_userns, struct dentry *dentry,
107int vfs_remove_acl(struct mnt_idmap *idmap, struct dentry *dentry,
108 const char *acl_name);
109#else
108 const char *acl_name);
109#else
110static inline int posix_acl_chmod(struct user_namespace *mnt_userns,
110static inline int posix_acl_chmod(struct mnt_idmap *idmap,
111 struct dentry *dentry, umode_t mode)
112{
113 return 0;
114}
115
116#define simple_set_acl NULL
117
118static inline int simple_acl_create(struct inode *dir, struct inode *inode)

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129 *default_acl = *acl = NULL;
130 return 0;
131}
132
133static inline void forget_all_cached_acls(struct inode *inode)
134{
135}
136
111 struct dentry *dentry, umode_t mode)
112{
113 return 0;
114}
115
116#define simple_set_acl NULL
117
118static inline int simple_acl_create(struct inode *dir, struct inode *inode)

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129 *default_acl = *acl = NULL;
130 return 0;
131}
132
133static inline void forget_all_cached_acls(struct inode *inode)
134{
135}
136
137static inline int vfs_set_acl(struct user_namespace *mnt_userns,
137static inline int vfs_set_acl(struct mnt_idmap *idmap,
138 struct dentry *dentry, const char *name,
139 struct posix_acl *acl)
140{
141 return -EOPNOTSUPP;
142}
143
144static inline struct posix_acl *vfs_get_acl(struct mnt_idmap *idmap,
145 struct dentry *dentry,
146 const char *acl_name)
147{
148 return ERR_PTR(-EOPNOTSUPP);
149}
150
138 struct dentry *dentry, const char *name,
139 struct posix_acl *acl)
140{
141 return -EOPNOTSUPP;
142}
143
144static inline struct posix_acl *vfs_get_acl(struct mnt_idmap *idmap,
145 struct dentry *dentry,
146 const char *acl_name)
147{
148 return ERR_PTR(-EOPNOTSUPP);
149}
150
151static inline int vfs_remove_acl(struct user_namespace *mnt_userns,
151static inline int vfs_remove_acl(struct mnt_idmap *idmap,
152 struct dentry *dentry, const char *acl_name)
153{
154 return -EOPNOTSUPP;
155}
156#endif /* CONFIG_FS_POSIX_ACL */
157
158struct posix_acl *get_inode_acl(struct inode *inode, int type);
159
160#endif /* __LINUX_POSIX_ACL_H */
152 struct dentry *dentry, const char *acl_name)
153{
154 return -EOPNOTSUPP;
155}
156#endif /* CONFIG_FS_POSIX_ACL */
157
158struct posix_acl *get_inode_acl(struct inode *inode, int type);
159
160#endif /* __LINUX_POSIX_ACL_H */