/* * Copyright (c) 2000-2008 Apple, Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. The rights granted to you under the License * may not be used to create, or enable the creation or redistribution of, * unlawful or unlicensed copies of an Apple operating system, or to * circumvent, violate, or enable the circumvention or violation of, any * terms of an Apple operating system software license agreement. * * Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this file. * * The 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, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_OSREFERENCE_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 */ #ifndef __UFS_FFS_FFS_EXTERN_H__ #define __UFS_FFS_FFS_EXTERN_H__ #include #ifdef __APPLE_API_UNSTABLE /* * 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 }, \ } #endif /* __APPLE_API_UNSTABLE */ struct buf; struct fs; struct inode; struct mount; struct nameidata; struct proc; struct vfsstatfs; struct timeval; #ifndef _KAUTH_CRED_T #define _KAUTH_CRED_T struct ucred; typedef struct ucred *kauth_cred_t; #endif /* !_KAUTH_CRED_T */ struct uio; struct vnode; struct mbuf; struct vfsconf; #ifdef __APPLE_API_PRIVATE __BEGIN_DECLS int ffs_fsync_internal(vnode_t, int); int ffs_blkatoff(vnode_t, off_t, char **, buf_t *); int ffs_alloc(struct inode *, ufs_daddr_t, ufs_daddr_t, int, kauth_cred_t, ufs_daddr_t *); int ffs_balloc(struct inode *, ufs_daddr_t, int, kauth_cred_t, struct buf **, int, int *); int ffs_blkalloc(struct inode *ip, ufs_daddr_t lbn,int size, kauth_cred_t cred, int flags); void ffs_blkfree(struct inode *, ufs_daddr_t, int32_t); ufs_daddr_t ffs_blkpref(struct inode *, ufs_daddr_t, int, ufs_daddr_t *); void ffs_clrblock(struct fs *, u_char *, ufs_daddr_t); int ffs_fhtovp(struct mount *, int, unsigned char *, struct vnode **, vfs_context_t); void ffs_fragacct(struct fs *, int, int32_t [], int); int ffs_fsync(struct vnop_fsync_args *); int ffs_init(struct vfsconf *); int ffs_isblock(struct fs *, u_char *, ufs_daddr_t); int ffs_mount(struct mount *, vnode_t , user_addr_t, vfs_context_t); int ffs_mountfs(struct vnode *, struct mount *, vfs_context_t); int ffs_mountroot(mount_t, vnode_t, vfs_context_t); int ffs_read(struct vnop_read_args *); int ffs_realloccg(struct inode *, ufs_daddr_t, ufs_daddr_t, int, int, kauth_cred_t, struct buf **); int ffs_reclaim(struct vnop_reclaim_args *); void ffs_setblock(struct fs *, u_char *, ufs_daddr_t); int ffs_vfs_getattr(struct mount *, struct vfs_attr *, vfs_context_t); int ffs_vfs_setattr(struct mount *, struct vfs_attr *, vfs_context_t); int ffs_sync(struct mount *, int, vfs_context_t); int ffs_sysctl(int *, u_int, user_addr_t, size_t *, user_addr_t, size_t, vfs_context_t); int ffs_unmount(struct mount *, int, vfs_context_t); int ffs_update(struct vnode *, struct timeval *, struct timeval *, int); int ffs_valloc(vnode_t dvp, mode_t mode, kauth_cred_t cred, vnode_t *vpp); int ffs_vfree(struct vnode *vp, ino_t ino, int mode); int ffs_vget(struct mount *, ino64_t, struct vnode **, vfs_context_t); int ffs_vptofh(struct vnode *, int *, unsigned char *, vfs_context_t); int ffs_write(struct vnop_write_args *); int ffs_pagein(struct vnop_pagein_args *); int ffs_pageout(struct vnop_pageout_args *); int ffs_blktooff(struct vnop_blktooff_args *); int ffs_offtoblk(struct vnop_offtoblk_args *); __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 #endif /* __APPLE_API_PRIVATE */ #endif /* __UFS_FFS_FFS_EXTERN_H__ */