1 | /* $NetBSD: ffs_extern.h,v 1.83 2016/10/01 13:15:45 jdolecek 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 8.6 (Berkeley) 3/30/95 |
32 | */ |
33 | |
34 | #ifndef _UFS_FFS_FFS_EXTERN_H_ |
35 | #define _UFS_FFS_FFS_EXTERN_H_ |
36 | |
37 | /* |
38 | * Sysctl values for the fast filesystem. |
39 | */ |
40 | #define FFS_CLUSTERREAD 1 /* cluster reading enabled */ |
41 | #define FFS_CLUSTERWRITE 2 /* cluster writing enabled */ |
42 | #define FFS_REALLOCBLKS 3 /* block reallocation enabled */ |
43 | #define FFS_ASYNCFREE 4 /* asynchronous block freeing enabled */ |
44 | #define FFS_LOG_CHANGEOPT 5 /* log optimalization strategy change */ |
45 | #define FFS_EXTATTR_AUTOCREATE 6 /* size for backing file autocreation */ |
46 | #define FFS_MAXID 7 /* number of valid ffs ids */ |
47 | |
48 | struct buf; |
49 | struct fid; |
50 | struct fs; |
51 | struct inode; |
52 | struct ufs1_dinode; |
53 | struct ufs2_dinode; |
54 | struct mount; |
55 | struct nameidata; |
56 | struct lwp; |
57 | struct statvfs; |
58 | struct timeval; |
59 | struct timespec; |
60 | struct ufsmount; |
61 | struct uio; |
62 | struct vnode; |
63 | struct mbuf; |
64 | struct cg; |
65 | |
66 | #if defined(_KERNEL) |
67 | |
68 | #include <sys/pool.h> |
69 | |
70 | #define FFS_NOBLK ((daddr_t)-1) |
71 | |
72 | #define FFS_ITIMES(ip, acc, mod, cre) \ |
73 | while ((ip)->i_flag & (IN_ACCESS | IN_CHANGE | IN_UPDATE | IN_MODIFY)) \ |
74 | ffs_itimes(ip, acc, mod, cre) |
75 | |
76 | extern pool_cache_t ffs_inode_cache; /* memory pool for inodes */ |
77 | extern pool_cache_t ffs_dinode1_cache; /* memory pool for UFS1 dinodes */ |
78 | extern pool_cache_t ffs_dinode2_cache; /* memory pool for UFS2 dinodes */ |
79 | |
80 | #endif /* defined(_KERNEL) */ |
81 | |
82 | __BEGIN_DECLS |
83 | |
84 | #if defined(_KERNEL) |
85 | |
86 | #include <sys/param.h> |
87 | #include <sys/mount.h> |
88 | #include <sys/wapbl.h> |
89 | |
90 | /* ffs_alloc.c */ |
91 | int ffs_alloc(struct inode *, daddr_t, daddr_t , int, int, kauth_cred_t, |
92 | daddr_t *); |
93 | int ffs_realloccg(struct inode *, daddr_t, daddr_t, int, int , |
94 | kauth_cred_t, struct buf **, daddr_t *); |
95 | int ffs_valloc(struct vnode *, int, kauth_cred_t, ino_t *); |
96 | daddr_t ffs_blkpref_ufs1(struct inode *, daddr_t, int, int, int32_t *); |
97 | daddr_t ffs_blkpref_ufs2(struct inode *, daddr_t, int, int, int64_t *); |
98 | int ffs_blkalloc(struct inode *, daddr_t, long); |
99 | int ffs_blkalloc_ump(struct ufsmount *, daddr_t, long); |
100 | void ffs_blkfree(struct fs *, struct vnode *, daddr_t, long, ino_t); |
101 | void *ffs_discard_init(struct vnode *, struct fs *); |
102 | void ffs_discard_finish(void *, int); |
103 | void ffs_blkfree_snap(struct fs *, struct vnode *, daddr_t, long, ino_t); |
104 | int ffs_vfree(struct vnode *, ino_t, int); |
105 | int ffs_checkfreefile(struct fs *, struct vnode *, ino_t); |
106 | int ffs_freefile(struct mount *, ino_t, int); |
107 | int ffs_freefile_snap(struct fs *, struct vnode *, ino_t, int); |
108 | |
109 | /* ffs_balloc.c */ |
110 | int ffs_balloc(struct vnode *, off_t, int, kauth_cred_t, int, |
111 | struct buf **); |
112 | |
113 | /* ffs_inode.c */ |
114 | int ffs_update(struct vnode *, const struct timespec *, |
115 | const struct timespec *, int); |
116 | int ffs_truncate(struct vnode *, off_t, int, kauth_cred_t); |
117 | |
118 | /* ffs_vfsops.c */ |
119 | VFS_PROTOS(ffs); |
120 | |
121 | int ffs_reload(struct mount *, kauth_cred_t, struct lwp *); |
122 | int ffs_mountfs(struct vnode *, struct mount *, struct lwp *); |
123 | int ffs_flushfiles(struct mount *, int, struct lwp *); |
124 | int ffs_sbupdate(struct ufsmount *, int); |
125 | int ffs_cgupdate(struct ufsmount *, int); |
126 | |
127 | /* ffs_vnops.c */ |
128 | int ffs_read(void *); |
129 | int ffs_write(void *); |
130 | int ffs_bufio(enum uio_rw, struct vnode *, void *, size_t, off_t, int, |
131 | kauth_cred_t, size_t *, struct lwp *); |
132 | int ffs_bufrd(struct vnode *, struct uio *, int, kauth_cred_t); |
133 | int ffs_bufwr(struct vnode *, struct uio *, int, kauth_cred_t); |
134 | int ffs_fsync(void *); |
135 | int ffs_spec_fsync(void *); |
136 | int ffs_reclaim(void *); |
137 | int ffs_getpages(void *); |
138 | void ffs_gop_size(struct vnode *, off_t, off_t *, int); |
139 | int ffs_openextattr(void *); |
140 | int ffs_closeextattr(void *); |
141 | int ffs_getextattr(void *); |
142 | int ffs_setextattr(void *); |
143 | int ffs_listextattr(void *); |
144 | int ffs_deleteextattr(void *); |
145 | int ffs_lock(void *); |
146 | int ffs_unlock(void *); |
147 | int ffs_islocked(void *); |
148 | int ffs_full_fsync(struct vnode *, int); |
149 | |
150 | /* |
151 | * Snapshot function prototypes. |
152 | */ |
153 | int ffs_snapshot_init(struct ufsmount *); |
154 | void ffs_snapshot_fini(struct ufsmount *); |
155 | int ffs_snapblkfree(struct fs *, struct vnode *, daddr_t, long, ino_t); |
156 | void ffs_snapremove(struct vnode *); |
157 | int ffs_snapshot(struct mount *, struct vnode *, struct timespec *); |
158 | void ffs_snapshot_mount(struct mount *); |
159 | void ffs_snapshot_unmount(struct mount *); |
160 | void ffs_snapgone(struct vnode *); |
161 | int ffs_snapshot_read(struct vnode *, struct uio *, int); |
162 | |
163 | /* Write Ahead Physical Block Logging */ |
164 | void ffs_wapbl_verify_inodes(struct mount *, const char *); |
165 | void ffs_wapbl_replay_finish(struct mount *); |
166 | int ffs_wapbl_start(struct mount *); |
167 | int ffs_wapbl_stop(struct mount *, int); |
168 | int ffs_wapbl_replay_start(struct mount *, struct fs *, struct vnode *); |
169 | void ffs_wapbl_blkalloc(struct fs *, struct vnode *, daddr_t, int); |
170 | |
171 | void ffs_wapbl_sync_metadata(struct mount *, struct wapbl_dealloc *); |
172 | void ffs_wapbl_abort_sync_metadata(struct mount *, struct wapbl_dealloc *); |
173 | |
174 | extern int (**ffs_vnodeop_p)(void *); |
175 | extern int (**ffs_specop_p)(void *); |
176 | extern int (**ffs_fifoop_p)(void *); |
177 | |
178 | #endif /* defined(_KERNEL) */ |
179 | |
180 | /* ffs_appleufs.c */ |
181 | struct appleufslabel; |
182 | u_int16_t ffs_appleufs_cksum(const struct appleufslabel *); |
183 | int ffs_appleufs_validate(const char*, const struct appleufslabel *, |
184 | struct appleufslabel *); |
185 | void ffs_appleufs_set(struct appleufslabel *, const char *, time_t, |
186 | uint64_t); |
187 | |
188 | /* ffs_bswap.c */ |
189 | void ffs_sb_swap(struct fs*, struct fs *); |
190 | void ffs_dinode1_swap(struct ufs1_dinode *, struct ufs1_dinode *); |
191 | void ffs_dinode2_swap(struct ufs2_dinode *, struct ufs2_dinode *); |
192 | struct csum; |
193 | void ffs_csum_swap(struct csum *, struct csum *, int); |
194 | struct csum_total; |
195 | void ffs_csumtotal_swap(struct csum_total *, struct csum_total *); |
196 | void ffs_cg_swap(struct cg *, struct cg *, struct fs *); |
197 | |
198 | /* ffs_subr.c */ |
199 | #if defined(_KERNEL) |
200 | void ffs_load_inode(struct buf *, struct inode *, struct fs *, ino_t); |
201 | int ffs_getblk(struct vnode *, daddr_t, daddr_t, int, bool, buf_t **); |
202 | #endif /* defined(_KERNEL) */ |
203 | void ffs_fragacct(struct fs *, int, int32_t[], int, int); |
204 | int ffs_isblock(struct fs *, u_char *, int32_t); |
205 | int ffs_isfreeblock(struct fs *, u_char *, int32_t); |
206 | void ffs_clrblock(struct fs *, u_char *, int32_t); |
207 | void ffs_setblock(struct fs *, u_char *, int32_t); |
208 | void ffs_itimes(struct inode *, const struct timespec *, |
209 | const struct timespec *, const struct timespec *); |
210 | void ffs_clusteracct(struct fs *, struct cg *, int32_t, int); |
211 | |
212 | /* ffs_quota2.c */ |
213 | int ffs_quota2_mount(struct mount *); |
214 | |
215 | __END_DECLS |
216 | |
217 | #endif /* !_UFS_FFS_FFS_EXTERN_H_ */ |
218 | |