ffs_extern.h revision 34826
11541Srgrimes/*- 21541Srgrimes * Copyright (c) 1991, 1993, 1994 31541Srgrimes * The Regents of the University of California. All rights reserved. 41541Srgrimes * 51541Srgrimes * Redistribution and use in source and binary forms, with or without 61541Srgrimes * modification, are permitted provided that the following conditions 71541Srgrimes * are met: 81541Srgrimes * 1. Redistributions of source code must retain the above copyright 91541Srgrimes * notice, this list of conditions and the following disclaimer. 101541Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 111541Srgrimes * notice, this list of conditions and the following disclaimer in the 121541Srgrimes * documentation and/or other materials provided with the distribution. 131541Srgrimes * 3. All advertising materials mentioning features or use of this software 141541Srgrimes * must display the following acknowledgement: 151541Srgrimes * This product includes software developed by the University of 161541Srgrimes * California, Berkeley and its contributors. 171541Srgrimes * 4. Neither the name of the University nor the names of its contributors 181541Srgrimes * may be used to endorse or promote products derived from this software 191541Srgrimes * without specific prior written permission. 201541Srgrimes * 211541Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 221541Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 231541Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 241541Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 251541Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 261541Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 271541Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 281541Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 291541Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 301541Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 311541Srgrimes * SUCH DAMAGE. 321541Srgrimes * 3322521Sdyson * @(#)ffs_extern.h 8.6 (Berkeley) 3/30/95 3434826Sbde * $Id: ffs_extern.h,v 1.23 1998/03/08 09:58:50 julian Exp $ 351541Srgrimes */ 361541Srgrimes 3715493Sbde#ifndef _UFS_FFS_EXTERN_H 3815493Sbde#define _UFS_FFS_EXTERN_H 3915493Sbde 4022521Sdyson/* 4122521Sdyson * Sysctl values for the fast filesystem. 4222521Sdyson */ 4322521Sdyson#define FFS_REALLOCBLKS 3 /* block reallocation enabled */ 4422521Sdyson#define FFS_ASYNCFREE 4 /* asynchronous block freeing enabled */ 4522521Sdyson#define FFS_MAXID 5 /* number of valid ffs ids */ 4622521Sdyson 4722521Sdyson#define FFS_NAMES { \ 4822521Sdyson { 0, 0 }, \ 4929888Skato { 0, 0 }, \ 5029888Skato { 0, 0 }, \ 5122521Sdyson { "doreallocblks", CTLTYPE_INT }, \ 5222521Sdyson { "doasyncfree", CTLTYPE_INT }, \ 5322521Sdyson} 5422521Sdyson 5522521Sdysonstruct buf; 561541Srgrimesstruct fid; 571541Srgrimesstruct fs; 581541Srgrimesstruct inode; 5933054Sbdestruct malloc_type; 601541Srgrimesstruct mount; 6133054Sbdestruct proc; 6228270Swollmanstruct sockaddr; 631541Srgrimesstruct statfs; 6433054Sbdestruct ucred; 651541Srgrimesstruct vnode; 6634826Sbdestruct vop_balloc_args; 6733054Sbdestruct vop_bmap_args; 6834826Sbdestruct vop_fsync_args; 6933054Sbdestruct vop_reallocblks_args; 701541Srgrimes 711541Srgrimesint ffs_alloc __P((struct inode *, 7222521Sdyson ufs_daddr_t, ufs_daddr_t, int, struct ucred *, ufs_daddr_t *)); 7334266Sjulianint ffs_balloc __P((struct vop_balloc_args *)); 7430474Sphkint ffs_blkatoff __P((struct vnode *, off_t, char **, struct buf **)); 7522521Sdysonvoid ffs_blkfree __P((struct inode *, ufs_daddr_t, long)); 7622521Sdysonufs_daddr_t ffs_blkpref __P((struct inode *, ufs_daddr_t, int, ufs_daddr_t *)); 771541Srgrimesint ffs_bmap __P((struct vop_bmap_args *)); 7822521Sdysonvoid ffs_clrblock __P((struct fs *, u_char *, ufs_daddr_t)); 7928270Swollmanint ffs_fhtovp __P((struct mount *, struct fid *, struct sockaddr *, 801541Srgrimes struct vnode **, int *, struct ucred **)); 8122579Smppint ffs_flushfiles __P((struct mount *, int, struct proc *)); 8222521Sdysonvoid ffs_fragacct __P((struct fs *, int, int32_t [], int)); 8334266Sjulianint ffs_freefile __P(( struct vnode *, ino_t, int )); 8422521Sdysonint ffs_isblock __P((struct fs *, u_char *, ufs_daddr_t)); 8534266Sjulianint ffs_isfreeblock __P((struct fs *, unsigned char *, ufs_daddr_t)); 8630283Sphkint ffs_mountfs __P((struct vnode *, struct mount *, struct proc *, 8730283Sphk struct malloc_type *)); 881541Srgrimesint ffs_mountroot __P((void)); 891541Srgrimesint ffs_reallocblks __P((struct vop_reallocblks_args *)); 901541Srgrimesint ffs_realloccg __P((struct inode *, 9122521Sdyson ufs_daddr_t, ufs_daddr_t, int, int, struct ucred *, struct buf **)); 9222521Sdysonvoid ffs_setblock __P((struct fs *, u_char *, ufs_daddr_t)); 931541Srgrimesint ffs_statfs __P((struct mount *, struct statfs *, struct proc *)); 941541Srgrimesint ffs_sync __P((struct mount *, int, struct ucred *, struct proc *)); 9530474Sphkint ffs_truncate __P((struct vnode *, off_t, int, struct ucred *, struct proc *)); 961541Srgrimesint ffs_unmount __P((struct mount *, int, struct proc *)); 9730492Sphkint ffs_update __P((struct vnode *, struct timeval *, struct timeval *, int)); 9830474Sphkint ffs_valloc __P((struct vnode *, int, struct ucred *, struct vnode **)); 9930474Sphk 10030474Sphkint ffs_vfree __P((struct vnode *, ino_t, int)); 1011541Srgrimesint ffs_vget __P((struct mount *, ino_t, struct vnode **)); 1021541Srgrimesint ffs_vptofh __P((struct vnode *, struct fid *)); 1031541Srgrimes 10412158Sbdeextern vop_t **ffs_vnodeop_p; 10512158Sbdeextern vop_t **ffs_specop_p; 10612158Sbdeextern vop_t **ffs_fifoop_p; 10715493Sbde 10834266Sjulian/* 10934266Sjulian * Soft update function prototypes. 11034266Sjulian */ 11134266Sjulianvoid softdep_initialize __P((void)); 11234266Sjulianint softdep_process_worklist __P((struct mount *)); 11334266Sjulianint softdep_mount __P((struct vnode *, struct mount *, struct fs *, 11434266Sjulian struct ucred *)); 11534266Sjulianint softdep_flushfiles __P((struct mount *, int, struct proc *)); 11634266Sjulianvoid softdep_update_inodeblock __P((struct inode *, struct buf *, int)); 11734266Sjulianvoid softdep_load_inodeblock __P((struct inode *)); 11834266Sjulianint softdep_fsync __P((struct vnode *)); 11934266Sjulianvoid softdep_freefile __P((struct vnode *, ino_t, int)); 12034266Sjulianvoid softdep_setup_freeblocks __P((struct inode *, off_t)); 12134266Sjulianvoid softdep_deallocate_dependencies __P((struct buf *)); 12234266Sjulianvoid softdep_setup_inomapdep __P((struct buf *, struct inode *, ino_t)); 12334266Sjulianvoid softdep_setup_blkmapdep __P((struct buf *, struct fs *, ufs_daddr_t)); 12434266Sjulianvoid softdep_setup_allocdirect __P((struct inode *, ufs_lbn_t, ufs_daddr_t, 12534266Sjulian ufs_daddr_t, long, long, struct buf *)); 12634266Sjulianvoid softdep_setup_allocindir_meta __P((struct buf *, struct inode *, 12734266Sjulian struct buf *, int, ufs_daddr_t)); 12834266Sjulianvoid softdep_setup_allocindir_page __P((struct inode *, ufs_lbn_t, 12934266Sjulian struct buf *, int, ufs_daddr_t, ufs_daddr_t, struct buf *)); 13034266Sjulianvoid softdep_disk_io_initiation __P((struct buf *)); 13134266Sjulianvoid softdep_disk_write_complete __P((struct buf *)); 13234266Sjulianint softdep_sync_metadata __P((struct vop_fsync_args *)); 13334266Sjulian 13415493Sbde#endif /* !_UFS_FFS_EXTERN_H */ 135