xref: /netbsd-src/sys/miscfs/genfs/genfs.h (revision 82d56013d7b633d116a93943de88e08335357a7c)
1 /*	$NetBSD: genfs.h,v 1.36 2020/08/07 18:14:21 christos Exp $	*/
2 
3 #ifndef	_MISCFS_GENFS_GENFS_H_
4 #define	_MISCFS_GENFS_GENFS_H_
5 
6 #include <sys/vnode.h>
7 #include <sys/types.h>
8 
9 struct componentname;
10 struct mount;
11 struct acl;
12 
13 int	genfs_access(void *);
14 int	genfs_accessx(void *);
15 int	genfs_badop(void *);
16 int	genfs_nullop(void *);
17 int	genfs_enoioctl(void *);
18 int	genfs_enoextops(void *);
19 int	genfs_einval(void *);
20 int	genfs_eopnotsupp(void *);
21 int	genfs_ebadf(void *);
22 int	genfs_nolock(void *);
23 int	genfs_noislocked(void *);
24 int	genfs_nounlock(void *);
25 
26 int	genfs_deadlock(void *);
27 #define	genfs_deadislocked genfs_islocked
28 int	genfs_deadunlock(void *);
29 
30 int	genfs_poll(void *);
31 int	genfs_kqfilter(void *);
32 int	genfs_fcntl(void *);
33 int	genfs_seek(void *);
34 int	genfs_abortop(void *);
35 int	genfs_revoke(void *);
36 int	genfs_lock(void *);
37 int	genfs_islocked(void *);
38 int	genfs_unlock(void *);
39 int	genfs_mmap(void *);
40 int	genfs_getpages(void *);
41 int	genfs_putpages(void *);
42 int	genfs_null_putpages(void *);
43 int	genfs_compat_getpages(void *);
44 int	genfs_pathconf(void *v);
45 
46 int	genfs_do_putpages(struct vnode *, off_t, off_t, int, struct vm_page **);
47 
48 int	genfs_statvfs(struct mount *, struct statvfs *);
49 
50 int	genfs_renamelock_enter(struct mount *);
51 void	genfs_renamelock_exit(struct mount *);
52 
53 int	genfs_suspendctl(struct mount *, int);
54 
55 int	genfs_can_access(struct vnode *, kauth_cred_t, uid_t, gid_t, mode_t,
56     struct acl *, accmode_t);
57 int	genfs_can_access_acl_posix1e(struct vnode *, kauth_cred_t, uid_t,
58     gid_t, mode_t, struct acl *, accmode_t);
59 int	genfs_can_access_acl_nfs4(struct vnode *, kauth_cred_t, uid_t, gid_t,
60     mode_t, struct acl *, accmode_t);
61 int	genfs_can_chmod(struct vnode *, kauth_cred_t, uid_t, gid_t, mode_t);
62 int	genfs_can_chown(struct vnode *, kauth_cred_t, uid_t, gid_t, uid_t,
63     gid_t);
64 int	genfs_can_chtimes(struct vnode *, kauth_cred_t, uid_t, u_int);
65 int	genfs_can_chflags(struct vnode *, kauth_cred_t, uid_t, bool);
66 int	genfs_can_sticky(struct vnode *, kauth_cred_t, uid_t, uid_t);
67 int	genfs_can_extattr(struct vnode *, kauth_cred_t, accmode_t, int);
68 
69 /*
70  * Rename is complicated.  Sorry.
71  */
72 
73 struct genfs_rename_ops;
74 
75 
76 int	genfs_insane_rename(void *,
77 	    int (*)(struct vnode *, struct componentname *,
78 		struct vnode *, struct componentname *,
79 		kauth_cred_t, bool));
80 int	genfs_sane_rename(const struct genfs_rename_ops *,
81 	    struct vnode *, struct componentname *, void *,
82 	    struct vnode *, struct componentname *, void *,
83 	    kauth_cred_t, bool);
84 
85 void	genfs_rename_knote(struct vnode *, struct vnode *, struct vnode *,
86 	    struct vnode *, bool);
87 void	genfs_rename_cache_purge(struct vnode *, struct vnode *, struct vnode *,
88 	    struct vnode *);
89 
90 int	genfs_ufslike_rename_check_possible(unsigned long, unsigned long,
91 	    unsigned long, unsigned long, bool,
92 	    unsigned long, unsigned long);
93 int	genfs_ufslike_rename_check_permitted(kauth_cred_t,
94 	    struct vnode *, mode_t, uid_t,
95 	    struct vnode *, uid_t,
96 	    struct vnode *, mode_t, uid_t,
97 	    struct vnode *, uid_t);
98 int	genfs_ufslike_remove_check_possible(unsigned long, unsigned long,
99 	    unsigned long, unsigned long);
100 int	genfs_ufslike_remove_check_permitted(kauth_cred_t,
101 	    struct vnode *, mode_t, uid_t,
102 	    struct vnode *, uid_t);
103 
104 struct genfs_rename_ops {
105 	bool (*gro_directory_empty_p)(struct mount *mp, kauth_cred_t cred,
106 	    struct vnode *vp, struct vnode *dvp);
107 	int (*gro_rename_check_possible)(struct mount *mp,
108 	    struct vnode *fdvp, struct vnode *fvp,
109 	    struct vnode *tdvp, struct vnode *tvp);
110 	int (*gro_rename_check_permitted)(struct mount *mp, kauth_cred_t cred,
111 	    struct vnode *fdvp, struct vnode *fvp,
112 	    struct vnode *tdvp, struct vnode *tvp);
113 	int (*gro_remove_check_possible)(struct mount *mp,
114 	    struct vnode *dvp, struct vnode *vp);
115 	int (*gro_remove_check_permitted)(struct mount *mp, kauth_cred_t cred,
116 	    struct vnode *dvp, struct vnode *vp);
117 	int (*gro_rename)(struct mount *mp, kauth_cred_t cred,
118 	    struct vnode *fdvp, struct componentname *fcnp,
119 	    void *fde, struct vnode *fvp,
120 	    struct vnode *tdvp, struct componentname *tcnp,
121 	    void *tde, struct vnode *tvp);
122 	int (*gro_remove)(struct mount *mp, kauth_cred_t cred,
123 	    struct vnode *dvp, struct componentname *cnp, void *de,
124 	    struct vnode *vp);
125 	int (*gro_lookup)(struct mount *mp, struct vnode *dvp,
126 	    struct componentname *cnp, void *de_ret, struct vnode **vp_ret);
127 	int (*gro_genealogy)(struct mount *mp, kauth_cred_t cred,
128 	    struct vnode *fdvp, struct vnode *tdvp,
129 	    struct vnode **intermediate_node_ret);
130 	int (*gro_lock_directory)(struct mount *mp, struct vnode *vp);
131 };
132 
133 #endif /* !_MISCFS_GENFS_GENFS_H_ */
134