Annotation of src/sys/ufs/ffs/ffs_extern.h, Revision 1.32.2.7
1.32.2.7! skrll 1: /* $NetBSD: ffs_extern.h,v 1.32.2.5 2004/09/03 12:45:55 skrll Exp $ */
1.2 cgd 2:
1.1 mycroft 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.
1.32.2.2 skrll 15: * 3. Neither the name of the University nor the names of its contributors
1.1 mycroft 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: *
1.7 fvdl 31: * @(#)ffs_extern.h 8.6 (Berkeley) 3/30/95
1.1 mycroft 32: */
1.9 sommerfe 33:
1.24 matt 34: #ifndef _UFS_FFS_FFS_EXTERN_H_
35: #define _UFS_FFS_FFS_EXTERN_H_
36:
1.7 fvdl 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 */
1.16 jdolecek 44: #define FFS_LOG_CHANGEOPT 5 /* log optimalization strategy change */
45: #define FFS_MAXID 6 /* number of valid ffs ids */
1.7 fvdl 46:
47: #define FFS_NAMES { \
48: { 0, 0 }, \
49: { "doclusterread", CTLTYPE_INT }, \
50: { "doclusterwrite", CTLTYPE_INT }, \
51: { "doreallocblks", CTLTYPE_INT }, \
52: { "doasyncfree", CTLTYPE_INT }, \
1.16 jdolecek 53: { "log_changeopt", CTLTYPE_INT }, \
1.7 fvdl 54: }
55:
1.1 mycroft 56: struct buf;
57: struct fid;
58: struct fs;
59: struct inode;
1.32 fvdl 60: struct ufs1_dinode;
61: struct ufs2_dinode;
1.1 mycroft 62: struct mount;
63: struct nameidata;
1.32.2.7! skrll 64: struct lwp;
1.32.2.2 skrll 65: struct statvfs;
1.1 mycroft 66: struct timeval;
1.32.2.2 skrll 67: struct timespec;
1.1 mycroft 68: struct ucred;
1.4 christos 69: struct ufsmount;
1.1 mycroft 70: struct uio;
71: struct vnode;
1.32 fvdl 72: struct mbuf;
73: struct cg;
1.11 thorpej 74:
1.28 fvdl 75: extern struct pool ffs_inode_pool; /* memory pool for inodes */
76: extern struct pool ffs_dinode1_pool; /* memory pool for UFS1 dinodes */
77: extern struct pool ffs_dinode2_pool; /* memory pool for UFS2 dinodes */
1.1 mycroft 78:
79: __BEGIN_DECLS
80:
1.4 christos 81: /* ffs_alloc.c */
1.25 fvdl 82: int ffs_alloc __P((struct inode *, daddr_t, daddr_t , int, struct ucred *,
83: daddr_t *));
84: int ffs_realloccg __P((struct inode *, daddr_t, daddr_t, int, int ,
85: struct ucred *, struct buf **, daddr_t *));
1.4 christos 86: int ffs_reallocblks __P((void *));
87: int ffs_valloc __P((void *));
1.28 fvdl 88: daddr_t ffs_blkpref_ufs1 __P((struct inode *, daddr_t, int, int32_t *));
89: daddr_t ffs_blkpref_ufs2 __P((struct inode *, daddr_t, int, int64_t *));
1.32.2.2 skrll 90: void ffs_blkfree __P((struct fs *, struct vnode *, daddr_t, long, ino_t));
1.4 christos 91: int ffs_vfree __P((void *));
1.28 fvdl 92: void ffs_clusteracct __P((struct fs *, struct cg *, int32_t, int));
1.32.2.2 skrll 93: int ffs_checkfreefile __P((struct fs *, struct vnode *, ino_t));
1.4 christos 94:
95: /* ffs_balloc.c */
1.13 fvdl 96: int ffs_balloc __P((void *));
1.4 christos 97:
1.8 bouyer 98: /* ffs_bswap.c */
1.19 lukem 99: void ffs_sb_swap __P((struct fs*, struct fs *));
1.28 fvdl 100: void ffs_dinode1_swap __P((struct ufs1_dinode *, struct ufs1_dinode *));
101: void ffs_dinode2_swap __P((struct ufs2_dinode *, struct ufs2_dinode *));
1.8 bouyer 102: void ffs_csum_swap __P((struct csum *, struct csum *, int));
1.28 fvdl 103: void ffs_csumtotal_swap __P((struct csum_total *, struct csum_total *));
104: void ffs_cg_swap __P((struct cg *, struct cg *, struct fs *));
1.8 bouyer 105:
1.4 christos 106: /* ffs_inode.c */
107: int ffs_update __P((void *));
108: int ffs_truncate __P((void *));
109:
110: /* ffs_subr.c */
1.28 fvdl 111: void ffs_load_inode __P((struct buf *, struct inode *, struct fs *, ino_t));
1.4 christos 112: int ffs_blkatoff __P((void *));
1.32.2.5 skrll 113: int ffs_freefile __P((struct fs *, struct vnode *, ino_t, int));
1.8 bouyer 114: void ffs_fragacct __P((struct fs *, int, int32_t[], int, int));
1.1 mycroft 115: #ifdef DIAGNOSTIC
116: void ffs_checkoverlap __P((struct buf *, struct inode *));
117: #endif
1.28 fvdl 118: int ffs_isblock __P((struct fs *, u_char *, int32_t));
119: int ffs_isfreeblock __P((struct fs *, u_char *, int32_t));
120: void ffs_clrblock __P((struct fs *, u_char *, int32_t));
121: void ffs_setblock __P((struct fs *, u_char *, int32_t));
1.4 christos 122:
123: /* ffs_vfsops.c */
1.15 jdolecek 124: void ffs_init __P((void));
1.20 chs 125: void ffs_reinit __P((void));
1.15 jdolecek 126: void ffs_done __P((void));
1.4 christos 127: int ffs_mountroot __P((void));
1.6 cgd 128: int ffs_mount __P((struct mount *, const char *, void *, struct nameidata *,
1.32.2.7! skrll 129: struct lwp *));
! 130: int ffs_reload __P((struct mount *, struct ucred *, struct lwp *));
! 131: int ffs_mountfs __P((struct vnode *, struct mount *, struct lwp *));
! 132: int ffs_unmount __P((struct mount *, int, struct lwp *));
! 133: int ffs_flushfiles __P((struct mount *, int, struct lwp *));
! 134: int ffs_statvfs __P((struct mount *, struct statvfs *, struct lwp *));
! 135: int ffs_sync __P((struct mount *, int, struct ucred *, struct lwp *));
1.32.2.4 skrll 136: int ffs_vget __P((struct mount *, ino_t, struct vnode **));
137: int ffs_fhtovp __P((struct mount *, struct fid *, struct vnode **));
1.4 christos 138: int ffs_vptofh __P((struct vnode *, struct fid *));
139: int ffs_sbupdate __P((struct ufsmount *, int));
140: int ffs_cgupdate __P((struct ufsmount *, int));
1.23 dbj 141:
142: /* ffs_appleufs.c */
143: u_int16_t ffs_appleufs_cksum __P((const struct appleufslabel *));
144: int ffs_appleufs_validate __P((const char*,const struct appleufslabel *,struct appleufslabel *));
1.32.2.2 skrll 145: void ffs_appleufs_set __P((struct appleufslabel *, const char *, time_t, uint64_t));
1.23 dbj 146:
1.4 christos 147:
148: /* ffs_vnops.c */
149: int ffs_read __P((void *));
150: int ffs_write __P((void *));
1.13 fvdl 151: int ffs_fsync __P((void *));
1.4 christos 152: int ffs_reclaim __P((void *));
1.21 chs 153: int ffs_getpages __P((void *));
1.22 chs 154: int ffs_putpages __P((void *));
1.26 perseant 155: void ffs_gop_size __P((struct vnode *, off_t, off_t *, int));
1.32.2.2 skrll 156:
157: #ifdef SYSCTL_SETUP_PROTO
158: SYSCTL_SETUP_PROTO(sysctl_vfs_ffs_setup);
159: #endif /* SYSCTL_SETUP_PROTO */
160:
1.1 mycroft 161: __END_DECLS
1.13 fvdl 162:
163:
164: /*
1.32.2.2 skrll 165: * Snapshot function prototypes.
166: */
167: int ffs_snapblkfree(struct fs *, struct vnode *, daddr_t, long, ino_t);
168: void ffs_snapremove(struct vnode *);
169: int ffs_snapshot(struct mount *, struct vnode *, struct timespec *);
170: void ffs_snapshot_mount(struct mount *);
171: void ffs_snapshot_unmount(struct mount *);
172: void ffs_snapgone(struct inode *);
173:
174: /*
1.13 fvdl 175: * Soft dependency function prototypes.
176: */
177: void softdep_initialize __P((void));
1.20 chs 178: void softdep_reinitialize __P((void));
1.13 fvdl 179: int softdep_mount __P((struct vnode *, struct mount *, struct fs *,
180: struct ucred *));
1.32.2.7! skrll 181: int softdep_flushworklist __P((struct mount *, int *, struct lwp *));
! 182: int softdep_flushfiles __P((struct mount *, int, struct lwp *));
1.13 fvdl 183: void softdep_update_inodeblock __P((struct inode *, struct buf *, int));
184: void softdep_load_inodeblock __P((struct inode *));
185: void softdep_freefile __P((void *));
1.28 fvdl 186: void softdep_setup_freeblocks __P((struct inode *, off_t, int));
1.13 fvdl 187: void softdep_setup_inomapdep __P((struct buf *, struct inode *, ino_t));
1.25 fvdl 188: void softdep_setup_blkmapdep __P((struct buf *, struct fs *, daddr_t));
189: void softdep_setup_allocdirect __P((struct inode *, daddr_t, daddr_t,
190: daddr_t, long, long, struct buf *));
1.13 fvdl 191: void softdep_setup_allocindir_meta __P((struct buf *, struct inode *,
1.25 fvdl 192: struct buf *, int, daddr_t));
193: void softdep_setup_allocindir_page __P((struct inode *, daddr_t,
194: struct buf *, int, daddr_t, daddr_t, struct buf *));
1.13 fvdl 195: void softdep_fsync_mountdev __P((struct vnode *));
196: int softdep_sync_metadata __P((void *));
1.1 mycroft 197:
1.4 christos 198: extern int (**ffs_vnodeop_p) __P((void *));
199: extern int (**ffs_specop_p) __P((void *));
200: extern int (**ffs_fifoop_p) __P((void *));
1.10 sommerfe 201:
1.24 matt 202: #endif /* !_UFS_FFS_FFS_EXTERN_H_ */
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