xref: /netbsd-src/sys/ufs/ext2fs/ext2fs_extern.h (revision 23c8222edbfb0f0932d88a8351d3a0cf817dfb9e)
1 /*	$NetBSD: ext2fs_extern.h,v 1.24 2004/05/20 06:34:32 atatat 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 proc;
77 struct statvfs;
78 struct timeval;
79 struct ucred;
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 __BEGIN_DECLS
90 
91 /* ext2fs_alloc.c */
92 int ext2fs_alloc __P((struct inode *, daddr_t, daddr_t , struct ucred *,
93 		   daddr_t *));
94 int ext2fs_realloccg __P((struct inode *, daddr_t, daddr_t, int, int ,
95 			  struct ucred *, struct buf **));
96 int ext2fs_reallocblks __P((void *));
97 int ext2fs_valloc __P((void *));
98 /* XXX ondisk32 */
99 daddr_t ext2fs_blkpref __P((struct inode *, daddr_t, int, int32_t *));
100 void ext2fs_blkfree __P((struct inode *, daddr_t));
101 int ext2fs_vfree __P((void *));
102 
103 /* ext2fs_balloc.c */
104 int ext2fs_balloc __P((struct inode *, daddr_t, int, struct ucred *,
105 			struct buf **, int));
106 int ext2fs_gop_alloc __P((struct vnode *, off_t, off_t, int, struct ucred *));
107 
108 /* ext2fs_bmap.c */
109 int ext2fs_bmap __P((void *));
110 
111 /* ext2fs_inode.c */
112 int ext2fs_update __P((void *));
113 int ext2fs_truncate __P((void *));
114 int ext2fs_inactive __P((void *));
115 
116 /* ext2fs_lookup.c */
117 int ext2fs_readdir __P((void *));
118 int ext2fs_lookup  __P((void *));
119 int ext2fs_direnter __P((struct inode *, struct vnode *,
120 			 struct componentname *));
121 int ext2fs_dirremove __P((struct vnode *, struct componentname *));
122 int ext2fs_dirrewrite __P((struct inode *, struct inode *,
123 			   struct componentname *));
124 int ext2fs_dirempty __P((struct inode *, ino_t, struct ucred *));
125 int ext2fs_checkpath __P((struct inode *, struct inode *, struct ucred *));
126 
127 /* ext2fs_subr.c */
128 int ext2fs_blkatoff __P((void *));
129 void ext2fs_fragacct __P((struct m_ext2fs *, int, int32_t[], int));
130 #ifdef DIAGNOSTIC
131 void	ext2fs_checkoverlap __P((struct buf *, struct inode *));
132 #endif
133 
134 /* ext2fs_vfsops.c */
135 void ext2fs_init __P((void));
136 void ext2fs_reinit __P((void));
137 void ext2fs_done __P((void));
138 int ext2fs_mountroot __P((void));
139 int ext2fs_mount __P((struct mount *, const char *, void *, struct nameidata *,
140 		   struct proc *));
141 int ext2fs_reload __P((struct mount *, struct ucred *, struct proc *));
142 int ext2fs_mountfs __P((struct vnode *, struct mount *, struct proc *));
143 int ext2fs_unmount __P((struct mount *, int, struct proc *));
144 int ext2fs_flushfiles __P((struct mount *, int, struct proc *));
145 int ext2fs_statvfs __P((struct mount *, struct statvfs *, struct proc *));
146 int ext2fs_sync __P((struct mount *, int, struct ucred *, struct proc *));
147 int ext2fs_vget __P((struct mount *, ino_t, struct vnode **));
148 int ext2fs_fhtovp __P((struct mount *, struct fid *, struct vnode **));
149 int ext2fs_vptofh __P((struct vnode *, struct fid *));
150 int ext2fs_sbupdate __P((struct ufsmount *, int));
151 int ext2fs_cgupdate __P((struct ufsmount *, int));
152 
153 /* ext2fs_readwrite.c */
154 int ext2fs_read __P((void *));
155 int ext2fs_write __P((void *));
156 
157 /* ext2fs_vnops.c */
158 int ext2fs_create __P((void *));
159 int ext2fs_mknod __P((void *));
160 int ext2fs_open __P((void *));
161 int ext2fs_access __P((void *));
162 int ext2fs_getattr __P((void *));
163 int ext2fs_setattr __P((void *));
164 int ext2fs_remove __P((void *));
165 int ext2fs_link __P((void *));
166 int ext2fs_rename __P((void *));
167 int ext2fs_mkdir __P((void *));
168 int ext2fs_rmdir __P((void *));
169 int ext2fs_symlink __P((void *));
170 int ext2fs_readlink __P((void *));
171 int ext2fs_advlock __P((void *));
172 int ext2fs_vinit __P((struct mount *, int (**specops)(void *),
173 		      int (**fifoops)(void *), struct vnode **));
174 int ext2fs_makeinode __P((int, struct vnode *, struct vnode **,
175 			  struct componentname *cnp));
176 int ext2fs_reclaim __P((void *));
177 
178 #define ext2fs_fsync genfs_fsync
179 
180 #ifdef SYSCTL_SETUP_PROTO
181 SYSCTL_SETUP_PROTO(sysctl_vfs_ext2fs_setup);
182 #endif /* SYSCTL_SETUP_PROTO */
183 __END_DECLS
184 
185 #define IS_EXT2_VNODE(vp)   (vp->v_tag == VT_EXT2FS)
186 
187 extern int (**ext2fs_vnodeop_p) __P((void *));
188 extern int (**ext2fs_specop_p) __P((void *));
189 extern int (**ext2fs_fifoop_p) __P((void *));
190 
191 #endif /* !_UFS_EXT2FS_EXT2FS_EXTERN_H_ */
192