xref: /netbsd-src/sys/ufs/lfs/ulfs_extern.h (revision 4171507047618037486097a1f3c1745570c5c293)
1 /*	$NetBSD: ulfs_extern.h,v 1.26 2021/07/18 23:57:15 dholland Exp $	*/
2 /*  from NetBSD: ufs_extern.h,v 1.79 2015/03/27 17:27:56 riastradh Exp   */
3 
4 /*-
5  * Copyright (c) 1991, 1993, 1994
6  *	The Regents of the University of California.  All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. Neither the name of the University nor the names of its contributors
17  *    may be used to endorse or promote products derived from this software
18  *    without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  *
32  *	@(#)ufs_extern.h	8.10 (Berkeley) 5/14/95
33  */
34 
35 #ifndef _UFS_LFS_ULFS_EXTERN_H_
36 #define _UFS_LFS_ULFS_EXTERN_H_
37 
38 #include <sys/mutex.h>
39 
40 struct buf;
41 struct componentname;
42 struct disklabel;
43 struct dquot;
44 struct fid;
45 struct flock;
46 struct indir;
47 struct inode;
48 struct mbuf;
49 struct mount;
50 struct nameidata;
51 struct lfs_direct;
52 struct lwp;
53 struct ulfs_args;
54 struct ulfs_lookup_results;
55 struct ulfs_ufid;
56 struct ulfsmount;
57 struct uio;
58 struct vattr;
59 struct vnode;
60 
61 __BEGIN_DECLS
62 int	ulfs_access(void *);
63 int	ulfs_advlock(void *);
64 int	ulfs_bmap(void *);
65 int	ulfs_close(void *);
66 int	ulfs_create(void *);
67 int	ulfs_getattr(void *);
68 int	ulfs_inactive(void *);
69 int	ulfs_link(void *);
70 int	ulfs_lookup(void *);
71 int	ulfs_open(void *);
72 int	ulfs_pathconf(void *);
73 int	ulfs_print(void *);
74 int	ulfs_readdir(void *);
75 int	ulfs_readlink(void *);
76 int	ulfs_remove(void *);
77 int	ulfs_rmdir(void *);
78 int	ulfs_setattr(void *);
79 int	ulfs_strategy(void *);
80 int	ulfs_whiteout(void *);
81 int	ulfsspec_close(void *);
82 int	ulfsspec_read(void *);
83 int	ulfsspec_write(void *);
84 
85 int	ulfsfifo_read(void *);
86 int	ulfsfifo_write(void *);
87 int	ulfsfifo_close(void *);
88 
89 /* ulfs_bmap.c */
90 typedef	bool (*ulfs_issequential_callback_t)(const struct lfs *,
91 						 daddr_t, daddr_t);
92 int	ulfs_bmaparray(struct vnode *, daddr_t, daddr_t *, struct indir *,
93 		      int *, int *, ulfs_issequential_callback_t);
94 int	ulfs_getlbns(struct vnode *, daddr_t, struct indir *, int *);
95 
96 /* ulfs_inode.c */
97 int	ulfs_reclaim(struct vnode *);
98 int	ulfs_balloc_range(struct vnode *, off_t, off_t, kauth_cred_t, int);
99 
100 /* ulfs_lookup.c */
101 void	ulfs_dirbad(struct inode *, doff_t, const char *);
102 int	ulfs_dirbadentry(struct vnode *, LFS_DIRHEADER *, int);
103 int	ulfs_direnter(struct vnode *, const struct ulfs_lookup_results *,
104 		     struct vnode *,
105 		     struct componentname *, ino_t, unsigned,
106 		     struct buf *);
107 int	ulfs_dirremove(struct vnode *, const struct ulfs_lookup_results *,
108 		      struct inode *, int, int);
109 int	ulfs_dirrewrite(struct inode *, off_t,
110 		       struct inode *, ino_t, int, int, int);
111 int	ulfs_dirempty(struct inode *, ino_t, kauth_cred_t);
112 int	ulfs_blkatoff(struct vnode *, off_t, char **, struct buf **, bool);
113 
114 /* ulfs_quota.c */
115 /*
116  * Flags to lfs_chkdq() and lfs_chkiq()
117  */
118 #define	FORCE	0x01	/* force usage changes independent of limits */
119 void	ulfsquota_init(struct inode *);
120 void	ulfsquota_free(struct inode *);
121 int	lfs_chkdq(struct inode *, int64_t, kauth_cred_t, int);
122 int	lfs_chkiq(struct inode *, int32_t, kauth_cred_t, int);
123 int	lfsquota_handle_cmd(struct mount *, struct lwp *,
124 			 struct quotactl_args *);
125 
126 int	lfs_qsync(struct mount *);
127 
128 /* ulfs_quota1.c */
129 int	lfsquota1_umount(struct mount *, int);
130 
131 /* ulfs_quota2.c */
132 int	lfsquota2_umount(struct mount *, int);
133 int	lfs_quota2_mount(struct mount *);
134 
135 /* ulfs_vfsops.c */
136 void	ulfs_init(void);
137 void	ulfs_reinit(void);
138 void	ulfs_done(void);
139 int	ulfs_start(struct mount *, int);
140 int	ulfs_root(struct mount *, int, struct vnode **);
141 int	ulfs_quotactl(struct mount *, struct quotactl_args *);
142 int	ulfs_fhtovp(struct mount *, struct ulfs_ufid *, int, struct vnode **);
143 
144 /* ulfs_vnops.c */
145 void	ulfs_vinit(struct mount *, int (**)(void *),
146 		  int (**)(void *), struct vnode **);
147 int	ulfs_gop_alloc(struct vnode *, off_t, off_t, int, kauth_cred_t);
148 void	ulfs_gop_markupdate(struct vnode *, int);
149 int	ulfs_bufio(enum uio_rw, struct vnode *, void *, size_t, off_t, int,
150 	    kauth_cred_t, size_t *, struct lwp *);
151 
152 /*
153  * Snapshot function prototypes.
154  */
155 
156 void	ulfs_snapgone(struct inode *);
157 
158 __END_DECLS
159 
160 #endif /* !_UFS_LFS_ULFS_EXTERN_H_ */
161