1 /* $NetBSD: ffs_extern.h,v 1.80 2013/06/16 13:33:30 hannken Exp $ */
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31 * @(#)ffs_extern.h 8.6 (Berkeley) 3/30/95
34 #ifndef _UFS_FFS_FFS_EXTERN_H_
35 #define _UFS_FFS_FFS_EXTERN_H_
38 * Sysctl values for the fast filesystem.
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 */
70 #define FFS_NOBLK ((daddr_t)-1)
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)
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 */
80 #endif /* defined(_KERNEL) */
86 #include <sys/param.h>
87 #include <sys/mount.h>
88 #include <sys/wapbl.h>
91 int ffs_alloc(struct inode
*, daddr_t
, daddr_t
, int, int, kauth_cred_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
, struct vnode
**);
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);
110 int ffs_balloc(struct vnode
*, off_t
, int, kauth_cred_t
, int,
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
);
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);
128 int ffs_read(void *);
129 int ffs_write(void *);
130 int ffs_fsync(void *);
131 int ffs_spec_fsync(void *);
132 int ffs_reclaim(void *);
133 int ffs_getpages(void *);
134 void ffs_gop_size(struct vnode
*, off_t
, off_t
*, int);
135 int ffs_openextattr(void *);
136 int ffs_closeextattr(void *);
137 int ffs_getextattr(void *);
138 int ffs_setextattr(void *);
139 int ffs_listextattr(void *);
140 int ffs_deleteextattr(void *);
141 int ffs_lock(void *);
142 int ffs_unlock(void *);
143 int ffs_islocked(void *);
144 int ffs_full_fsync(struct vnode
*, int);
147 * Snapshot function prototypes.
149 int ffs_snapshot_init(struct ufsmount
*);
150 void ffs_snapshot_fini(struct ufsmount
*);
151 int ffs_snapblkfree(struct fs
*, struct vnode
*, daddr_t
, long, ino_t
);
152 void ffs_snapremove(struct vnode
*);
153 int ffs_snapshot(struct mount
*, struct vnode
*, struct timespec
*);
154 void ffs_snapshot_mount(struct mount
*);
155 void ffs_snapshot_unmount(struct mount
*);
156 void ffs_snapgone(struct vnode
*);
157 int ffs_snapshot_read(struct vnode
*, struct uio
*, int);
159 /* Write Ahead Physical Block Logging */
160 void ffs_wapbl_verify_inodes(struct mount
*, const char *);
161 void ffs_wapbl_replay_finish(struct mount
*);
162 int ffs_wapbl_start(struct mount
*);
163 int ffs_wapbl_stop(struct mount
*, int);
164 int ffs_wapbl_replay_start(struct mount
*, struct fs
*, struct vnode
*);
165 void ffs_wapbl_blkalloc(struct fs
*, struct vnode
*, daddr_t
, int);
167 void ffs_wapbl_sync_metadata(struct mount
*, daddr_t
*, int *, int);
168 void ffs_wapbl_abort_sync_metadata(struct mount
*, daddr_t
*, int *, int);
170 extern int (**ffs_vnodeop_p
)(void *);
171 extern int (**ffs_specop_p
)(void *);
172 extern int (**ffs_fifoop_p
)(void *);
174 #endif /* defined(_KERNEL) */
177 struct appleufslabel
;
178 u_int16_t
ffs_appleufs_cksum(const struct appleufslabel
*);
179 int ffs_appleufs_validate(const char*, const struct appleufslabel
*,
180 struct appleufslabel
*);
181 void ffs_appleufs_set(struct appleufslabel
*, const char *, time_t,
185 void ffs_sb_swap(struct fs
*, struct fs
*);
186 void ffs_dinode1_swap(struct ufs1_dinode
*, struct ufs1_dinode
*);
187 void ffs_dinode2_swap(struct ufs2_dinode
*, struct ufs2_dinode
*);
189 void ffs_csum_swap(struct csum
*, struct csum
*, int);
191 void ffs_csumtotal_swap(struct csum_total
*, struct csum_total
*);
192 void ffs_cg_swap(struct cg
*, struct cg
*, struct fs
*);
196 void ffs_load_inode(struct buf
*, struct inode
*, struct fs
*, ino_t
);
197 int ffs_getblk(struct vnode
*, daddr_t
, daddr_t
, int, bool, buf_t
**);
198 #endif /* defined(_KERNEL) */
199 void ffs_fragacct(struct fs
*, int, int32_t[], int, int);
200 int ffs_isblock(struct fs
*, u_char
*, int32_t);
201 int ffs_isfreeblock(struct fs
*, u_char
*, int32_t);
202 void ffs_clrblock(struct fs
*, u_char
*, int32_t);
203 void ffs_setblock(struct fs
*, u_char
*, int32_t);
204 void ffs_itimes(struct inode
*, const struct timespec
*,
205 const struct timespec
*, const struct timespec
*);
206 void ffs_clusteracct(struct fs
*, struct cg
*, int32_t, int);
209 int ffs_quota2_mount(struct mount
*);
213 #endif /* !_UFS_FFS_FFS_EXTERN_H_ */