84 lines
2.8 KiB
C
84 lines
2.8 KiB
C
/*-
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* Copyright (c) 1991, 1993, 1994
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)ffs_extern.h 8.6 (Berkeley) 3/30/95
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* $FreeBSD$
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*/
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#ifndef _UFS_IFS_EXTERN_H
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#define _UFS_IFS_EXTERN_H
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/*
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* Sysctl values for the fast filesystem.
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*/
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#define IFS_REALLOCBLKS 3 /* block reallocation enabled */
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#define IFS_ASYNCFREE 4 /* asynchronous block freeing enabled */
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#define IFS_MAXID 5 /* number of valid ffs ids */
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/* Return vals from ifs_isinodealloc */
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#define IFS_INODE_ISALLOC 1
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#define IFS_INODE_NOALLOC 0
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#define IFS_INODE_EMPTYCG -1
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#define IFS_NAMES { \
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{ 0, 0 }, \
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{ 0, 0 }, \
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{ 0, 0 }, \
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{ "doreallocblks", CTLTYPE_INT }, \
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{ "doasyncfree", CTLTYPE_INT }, \
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}
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struct buf;
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struct fid;
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struct fs;
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struct inode;
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struct malloc_type;
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struct mount;
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struct proc;
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struct sockaddr;
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struct statfs;
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struct ucred;
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struct vnode;
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struct vop_balloc_args;
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struct vop_fsync_args;
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struct vop_reallocblks_args;
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extern vop_t **ifs_vnodeop_p;
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extern vop_t **ifs_specop_p;
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extern vop_t **ifs_fifoop_p;
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int ifs_lookup(struct vop_lookup_args *);
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int ifs_isinodealloc(struct inode *, ufs_daddr_t);
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#endif /* !_UFS_IFS_EXTERN_H */
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