xref: /netbsd-src/sys/ufs/ext2fs/ext2fs_extern.h (revision 404fbe5fb94ca1e054339640cabb2801ce52dd30)
1 /*	$NetBSD: ext2fs_extern.h,v 1.39 2008/06/28 01:34:05 rumble Exp $	*/
2 
3 /*-
4  * Copyright (c) 1991, 1993, 1994
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. Neither the name of the University nor the names of its contributors
16  *    may be used to endorse or promote products derived from this software
17  *    without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  *
31  *	@(#)ffs_extern.h	8.3 (Berkeley) 4/16/94
32  * Modified for ext2fs by Manuel Bouyer.
33  */
34 
35 /*-
36  * Copyright (c) 1997 Manuel Bouyer.
37  *
38  * Redistribution and use in source and binary forms, with or without
39  * modification, are permitted provided that the following conditions
40  * are met:
41  * 1. Redistributions of source code must retain the above copyright
42  *    notice, this list of conditions and the following disclaimer.
43  * 2. Redistributions in binary form must reproduce the above copyright
44  *    notice, this list of conditions and the following disclaimer in the
45  *    documentation and/or other materials provided with the distribution.
46  * 3. All advertising materials mentioning features or use of this software
47  *    must display the following acknowledgement:
48  *	This product includes software developed by Manuel Bouyer.
49  * 4. The name of the author may not be used to endorse or promote products
50  *    derived from this software without specific prior written permission.
51  *
52  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
53  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
54  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
55  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
56  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
57  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
58  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
59  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
60  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
61  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
62  *
63  *	@(#)ffs_extern.h	8.3 (Berkeley) 4/16/94
64  * Modified for ext2fs by Manuel Bouyer.
65  */
66 
67 #ifndef _UFS_EXT2FS_EXT2FS_EXTERN_H_
68 #define _UFS_EXT2FS_EXT2FS_EXTERN_H_
69 
70 struct buf;
71 struct fid;
72 struct m_ext2fs;
73 struct inode;
74 struct mount;
75 struct nameidata;
76 struct lwp;
77 struct proc;
78 struct statvfs;
79 struct timeval;
80 struct ufsmount;
81 struct uio;
82 struct vnode;
83 struct mbuf;
84 struct componentname;
85 
86 extern struct pool ext2fs_inode_pool;		/* memory pool for inodes */
87 extern struct pool ext2fs_dinode_pool;		/* memory pool for dinodes */
88 
89 #define	EXT2FS_ITIMES(ip, acc, mod, cre) \
90 	while ((ip)->i_flag & (IN_ACCESS | IN_CHANGE | IN_UPDATE | IN_MODIFY)) \
91 		ext2fs_itimes(ip, acc, mod, cre)
92 
93 __BEGIN_DECLS
94 
95 /* ext2fs_alloc.c */
96 int ext2fs_alloc(struct inode *, daddr_t, daddr_t , kauth_cred_t,
97 		   daddr_t *);
98 int ext2fs_realloccg(struct inode *, daddr_t, daddr_t, int, int ,
99 			  kauth_cred_t, struct buf **);
100 int ext2fs_valloc(struct vnode *, int, kauth_cred_t, struct vnode **);
101 /* XXX ondisk32 */
102 daddr_t ext2fs_blkpref(struct inode *, daddr_t, int, int32_t *);
103 void ext2fs_blkfree(struct inode *, daddr_t);
104 int ext2fs_vfree(struct vnode *, ino_t, int);
105 
106 /* ext2fs_balloc.c */
107 int ext2fs_balloc(struct inode *, daddr_t, int, kauth_cred_t,
108 			struct buf **, int);
109 int ext2fs_gop_alloc(struct vnode *, off_t, off_t, int, kauth_cred_t);
110 
111 /* ext2fs_bmap.c */
112 int ext2fs_bmap(void *);
113 
114 /* ext2fs_inode.c */
115 u_int64_t ext2fs_size(struct inode *);
116 int ext2fs_setsize(struct inode *, u_int64_t);
117 int ext2fs_update(struct vnode *, const struct timespec *,
118     const struct timespec *, int);
119 int ext2fs_truncate(struct vnode *, off_t, int, kauth_cred_t);
120 int ext2fs_inactive(void *);
121 
122 /* ext2fs_lookup.c */
123 int ext2fs_readdir(void *);
124 int ext2fs_lookup(void *);
125 int ext2fs_direnter(struct inode *, struct vnode *,
126 			 struct componentname *);
127 int ext2fs_dirremove(struct vnode *, struct componentname *);
128 int ext2fs_dirrewrite(struct inode *, struct inode *,
129 			   struct componentname *);
130 int ext2fs_dirempty(struct inode *, ino_t, kauth_cred_t);
131 int ext2fs_checkpath(struct inode *, struct inode *, kauth_cred_t);
132 
133 /* ext2fs_subr.c */
134 int ext2fs_blkatoff(struct vnode *, off_t, char **, struct buf **);
135 void ext2fs_fragacct(struct m_ext2fs *, int, int32_t[], int);
136 void ext2fs_itimes(struct inode *, const struct timespec *,
137     const struct timespec *, const struct timespec *);
138 
139 /* ext2fs_vfsops.c */
140 VFS_PROTOS(ext2fs);
141 int ext2fs_reload(struct mount *, kauth_cred_t);
142 int ext2fs_mountfs(struct vnode *, struct mount *);
143 int ext2fs_flushfiles(struct mount *, int);
144 int ext2fs_sbupdate(struct ufsmount *, int);
145 int ext2fs_cgupdate(struct ufsmount *, int);
146 
147 /* ext2fs_readwrite.c */
148 int ext2fs_read(void *);
149 int ext2fs_write(void *);
150 
151 /* ext2fs_vnops.c */
152 int ext2fs_create(void *);
153 int ext2fs_mknod(void *);
154 int ext2fs_open(void *);
155 int ext2fs_access(void *);
156 int ext2fs_getattr(void *);
157 int ext2fs_setattr(void *);
158 int ext2fs_remove(void *);
159 int ext2fs_link(void *);
160 int ext2fs_rename(void *);
161 int ext2fs_mkdir(void *);
162 int ext2fs_rmdir(void *);
163 int ext2fs_symlink(void *);
164 int ext2fs_readlink(void *);
165 int ext2fs_advlock(void *);
166 int ext2fs_fsync(void *);
167 int ext2fs_vinit(struct mount *, int (**specops)(void *),
168 		      int (**fifoops)(void *), struct vnode **);
169 int ext2fs_makeinode(int, struct vnode *, struct vnode **,
170 			  struct componentname *cnp);
171 int ext2fs_reclaim(void *);
172 
173 __END_DECLS
174 
175 #define IS_EXT2_VNODE(vp)   (vp->v_tag == VT_EXT2FS)
176 
177 extern int (**ext2fs_vnodeop_p)(void *);
178 extern int (**ext2fs_specop_p)(void *);
179 extern int (**ext2fs_fifoop_p)(void *);
180 
181 #endif /* !_UFS_EXT2FS_EXT2FS_EXTERN_H_ */
182