ffs_extern.h revision 33054
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 3433054Sbde * $Id: ffs_extern.h,v 1.21 1997/11/22 08:35:45 bde 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; 6633054Sbdestruct vop_bmap_args; 6733054Sbdestruct vop_reallocblks_args; 681541Srgrimes 691541Srgrimesint ffs_alloc __P((struct inode *, 7022521Sdyson ufs_daddr_t, ufs_daddr_t, int, struct ucred *, ufs_daddr_t *)); 711541Srgrimesint ffs_balloc __P((struct inode *, 7222521Sdyson ufs_daddr_t, int, struct ucred *, struct buf **, int)); 7330474Sphkint ffs_blkatoff __P((struct vnode *, off_t, char **, struct buf **)); 7422521Sdysonvoid ffs_blkfree __P((struct inode *, ufs_daddr_t, long)); 7522521Sdysonufs_daddr_t ffs_blkpref __P((struct inode *, ufs_daddr_t, int, ufs_daddr_t *)); 761541Srgrimesint ffs_bmap __P((struct vop_bmap_args *)); 7722521Sdysonvoid ffs_clrblock __P((struct fs *, u_char *, ufs_daddr_t)); 7828270Swollmanint ffs_fhtovp __P((struct mount *, struct fid *, struct sockaddr *, 791541Srgrimes struct vnode **, int *, struct ucred **)); 8022579Smppint ffs_flushfiles __P((struct mount *, int, struct proc *)); 8122521Sdysonvoid ffs_fragacct __P((struct fs *, int, int32_t [], int)); 8222521Sdysonint ffs_isblock __P((struct fs *, u_char *, ufs_daddr_t)); 8330283Sphkint ffs_mountfs __P((struct vnode *, struct mount *, struct proc *, 8430283Sphk struct malloc_type *)); 851541Srgrimesint ffs_mountroot __P((void)); 861541Srgrimesint ffs_reallocblks __P((struct vop_reallocblks_args *)); 871541Srgrimesint ffs_realloccg __P((struct inode *, 8822521Sdyson ufs_daddr_t, ufs_daddr_t, int, int, struct ucred *, struct buf **)); 8922521Sdysonvoid ffs_setblock __P((struct fs *, u_char *, ufs_daddr_t)); 901541Srgrimesint ffs_statfs __P((struct mount *, struct statfs *, struct proc *)); 911541Srgrimesint ffs_sync __P((struct mount *, int, struct ucred *, struct proc *)); 9230474Sphkint ffs_truncate __P((struct vnode *, off_t, int, struct ucred *, struct proc *)); 931541Srgrimesint ffs_unmount __P((struct mount *, int, struct proc *)); 9430492Sphkint ffs_update __P((struct vnode *, struct timeval *, struct timeval *, int)); 9530474Sphkint ffs_valloc __P((struct vnode *, int, struct ucred *, struct vnode **)); 9630474Sphk 9730474Sphkint ffs_vfree __P((struct vnode *, ino_t, int)); 981541Srgrimesint ffs_vget __P((struct mount *, ino_t, struct vnode **)); 991541Srgrimesint ffs_vptofh __P((struct vnode *, struct fid *)); 1001541Srgrimes 10112158Sbdeextern vop_t **ffs_vnodeop_p; 10212158Sbdeextern vop_t **ffs_specop_p; 10312158Sbdeextern vop_t **ffs_fifoop_p; 10415493Sbde 10515493Sbde#endif /* !_UFS_FFS_EXTERN_H */ 106