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- /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
- /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
-
- /*-
- * Copyright (c) 1991, 1993, 1994
- * The Regents of the University of California. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * @(#)ffs_extern.h 8.6 (Berkeley) 3/30/95
- */
-
- /*
- * Sysctl values for the fast filesystem.
- */
- #define FFS_CLUSTERREAD 1 /* cluster reading enabled */
- #define FFS_CLUSTERWRITE 2 /* cluster writing enabled */
- #define FFS_REALLOCBLKS 3 /* block reallocation enabled */
- #define FFS_ASYNCFREE 4 /* asynchronous block freeing enabled */
- #define FFS_MAXID 5 /* number of valid ffs ids */
-
- #define FFS_NAMES { \
- { 0, 0 }, \
- { "doclusterread", CTLTYPE_INT }, \
- { "doclusterwrite", CTLTYPE_INT }, \
- { "doreallocblks", CTLTYPE_INT }, \
- { "doasyncfree", CTLTYPE_INT }, \
- }
-
- struct buf;
- struct fid;
- struct fs;
- struct inode;
- struct mount;
- struct nameidata;
- struct proc;
- struct statfs;
- struct timeval;
- struct ucred;
- struct uio;
- struct vnode;
- struct mbuf;
- struct vfsconf;
-
- __BEGIN_DECLS
- int ffs_alloc __P((struct inode *,
- ufs_daddr_t, ufs_daddr_t, int, struct ucred *, ufs_daddr_t *));
- int ffs_balloc __P((struct inode *,
- ufs_daddr_t, int, struct ucred *, struct buf **, int, int *));
- int ffs_blkatoff __P((struct vop_blkatoff_args *));
- int ffs_blkfree __P((struct inode *, ufs_daddr_t, long));
- ufs_daddr_t ffs_blkpref __P((struct inode *, ufs_daddr_t, int, ufs_daddr_t *));
- int ffs_bmap __P((struct vop_bmap_args *));
- void ffs_clrblock __P((struct fs *, u_char *, ufs_daddr_t));
- int ffs_fhtovp __P((struct mount *, struct fid *, struct mbuf *,
- struct vnode **, int *, struct ucred **));
- void ffs_fragacct __P((struct fs *, int, int32_t [], int));
- int ffs_fsync __P((struct vop_fsync_args *));
- int ffs_init __P((struct vfsconf *));
- int ffs_isblock __P((struct fs *, u_char *, ufs_daddr_t));
- int ffs_mount __P((struct mount *,
- char *, caddr_t, struct nameidata *, struct proc *));
- int ffs_mountfs __P((struct vnode *, struct mount *, struct proc *));
- int ffs_mountroot __P((void));
- int ffs_read __P((struct vop_read_args *));
- int ffs_reallocblks __P((struct vop_reallocblks_args *));
- int ffs_realloccg __P((struct inode *,
- ufs_daddr_t, ufs_daddr_t, int, int, struct ucred *, struct buf **));
- int ffs_reclaim __P((struct vop_reclaim_args *));
- void ffs_setblock __P((struct fs *, u_char *, ufs_daddr_t));
- int ffs_statfs __P((struct mount *, struct statfs *, struct proc *));
- int ffs_sync __P((struct mount *, int, struct ucred *, struct proc *));
- int ffs_sysctl __P((int *, u_int, void *, size_t *, void *, size_t,
- struct proc *));
- int ffs_truncate __P((struct vop_truncate_args *));
- int ffs_unmount __P((struct mount *, int, struct proc *));
- int ffs_update __P((struct vop_update_args *));
- int ffs_valloc __P((struct vop_valloc_args *));
- int ffs_vfree __P((struct vop_vfree_args *));
- int ffs_vget __P((struct mount *, ino_t, struct vnode **));
- int ffs_vptofh __P((struct vnode *, struct fid *));
- int ffs_write __P((struct vop_write_args *));
- int ffs_pagein __P((struct vop_pagein_args *));
- int ffs_pageout __P((struct vop_pageout_args *));
- int ffs_blktooff __P((struct vop_blktooff_args *));
- int ffs_offtoblk __P((struct vop_offtoblk_args *));
-
- #if DIAGNOSTIC
- void ffs_checkoverlap __P((struct buf *, struct inode *));
- #endif
- __END_DECLS
-
- extern int (**ffs_vnodeop_p)(void *);
- extern int (**ffs_specop_p)(void *);
- #if FIFO
- extern int (**ffs_fifoop_p)(void *);
- #define FFS_FIFOOPS ffs_fifoop_p
- #else
- #define FFS_FIFOOPS NULL
- #endif
-