xref: /openbsd/sys/ufs/ext2fs/ext2fs_extern.h (revision 307cfebb)
1 /*	$OpenBSD: ext2fs_extern.h,v 1.39 2024/10/08 02:58:26 jsg Exp $	*/
2 /*	$NetBSD: ext2fs_extern.h,v 1.1 1997/06/11 09:33:55 bouyer Exp $	*/
3 
4 /*-
5  * Copyright (c) 1997 Manuel Bouyer.
6  * Copyright (c) 1991, 1993, 1994
7  *	The Regents of the University of California.  All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  *	@(#)ffs_extern.h	8.3 (Berkeley) 4/16/94
34  * Modified for ext2fs by Manuel Bouyer.
35  */
36 
37 struct buf;
38 struct fid;
39 struct m_ext2fs;
40 struct inode;
41 struct mount;
42 struct nameidata;
43 struct proc;
44 struct statfs;
45 struct timeval;
46 struct ucred;
47 struct ufsmount;
48 struct uio;
49 struct vnode;
50 struct vfsconf;
51 struct mbuf;
52 struct componentname;
53 
54 extern struct pool ext2fs_inode_pool;	/* memory pool for inodes */
55 extern struct pool ext2fs_dinode_pool;	/* memory pool for dinodes */
56 
57 __BEGIN_DECLS
58 
59 /* ext2fs_alloc.c */
60 int	ext2fs_alloc(struct inode *, u_int32_t, u_int32_t , struct ucred *,
61 	    u_int32_t *);
62 int	ext2fs_inode_alloc(struct inode *, mode_t mode, struct ucred *,
63 	    struct vnode **);
64 daddr_t	ext2fs_blkpref(struct inode *, u_int32_t, int, u_int32_t *);
65 void	ext2fs_blkfree(struct inode *, u_int32_t);
66 void	ext2fs_inode_free(struct inode *, ufsino_t, mode_t);
67 
68 /* ext2fs_balloc.c */
69 int	ext2fs_buf_alloc(struct inode *, u_int32_t, int, struct ucred *,
70 	    struct buf **, int);
71 
72 /* ext2fs_bmap.c */
73 int	ext2fs_bmap(void *);
74 
75 /* ext2fs_inode.c */
76 u_int64_t	ext2fs_size(struct inode *);
77 int	ext2fs_init(struct vfsconf *);
78 int	ext2fs_setsize(struct inode *, u_int64_t);
79 int	ext2fs_update(struct inode *ip, int waitfor);
80 int	ext2fs_truncate(struct inode *, off_t, int, struct ucred *);
81 int	ext2fs_inactive(void *);
82 
83 /* ext2fs_lookup.c */
84 int	ext2fs_readdir(void *);
85 int	ext2fs_lookup(void *);
86 int	ext2fs_direnter(struct inode *, struct vnode *, struct componentname *);
87 int	ext2fs_dirremove(struct vnode *, struct componentname *);
88 int	ext2fs_dirrewrite(struct inode *, struct inode *, struct componentname *);
89 int	ext2fs_dirempty(struct inode *, ufsino_t, struct ucred *);
90 int	ext2fs_checkpath(struct inode *, struct inode *, struct ucred *);
91 
92 /* ext2fs_subr.c */
93 int	ext2fs_bufatoff(struct inode *, off_t, char **, struct buf **);
94 int	ext2fs_vinit(struct mount *, struct vnode **);
95 
96 /* ext2fs_vfsops.c */
97 int	ext2fs_mountroot(void);
98 int	ext2fs_mount(struct mount *, const char *, void *, struct nameidata *,
99 	    struct proc *);
100 int	ext2fs_reload(struct mount *, struct ucred *, struct proc *);
101 int	ext2fs_mountfs(struct vnode *, struct mount *, struct proc *);
102 int	ext2fs_unmount(struct mount *, int, struct proc *);
103 int	ext2fs_flushfiles(struct mount *, int, struct proc *);
104 int	ext2fs_statfs(struct mount *, struct statfs *, struct proc *);
105 int	ext2fs_sync(struct mount *, int, int, struct ucred *, struct proc *);
106 int	ext2fs_vget(struct mount *, ino_t, struct vnode **);
107 int	ext2fs_fhtovp(struct mount *, struct fid *, struct vnode **);
108 int	ext2fs_vptofh(struct vnode *, struct fid *);
109 int	ext2fs_sbupdate(struct ufsmount *, int);
110 int	ext2fs_cgupdate(struct ufsmount *, int);
111 int	ext2fs_sysctl(int *, u_int, void *, size_t *, void *, size_t,
112 	    struct proc *);
113 
114 /* ext2fs_readwrite.c */
115 int	ext2fs_read(void *);
116 int	ext2fs_write(void *);
117 
118 /* ext2fs_vnops.c */
119 int	ext2fs_create(void *);
120 int	ext2fs_mknod(void *);
121 int	ext2fs_open(void *);
122 int	ext2fs_access(void *);
123 int	ext2fs_getattr(void *);
124 int	ext2fs_setattr(void *);
125 int	ext2fs_remove(void *);
126 int	ext2fs_link(void *);
127 int	ext2fs_rename(void *);
128 int	ext2fs_mkdir(void *);
129 int	ext2fs_rmdir(void *);
130 int	ext2fs_symlink(void *);
131 int	ext2fs_readlink(void *);
132 int	ext2fs_pathconf(void *);
133 int	ext2fs_advlock(void *);
134 int	ext2fs_makeinode(int, struct vnode *, struct vnode **,
135 	    struct componentname *cnp);
136 int	ext2fs_fsync(void *);
137 int	ext2fs_reclaim(void *);
138 int	ext2fsfifo_reclaim(void *);
139 
140 __END_DECLS
141 
142 #define IS_EXT2_VNODE(vp)   (vp->v_tag == VT_EXT2FS)
143 
144 extern const struct vops ext2fs_vops;
145 extern const struct vops ext2fs_specvops;
146 #ifdef FIFO
147 extern const struct vops ext2fs_fifovops;
148 #endif
149