a1c995b626
Distribute all but the most fundamental malloc types. This time I also remembered the trick to making things static: Put "static" in front of them. A couple of finer points by: bde
121 lines
4.3 KiB
C
121 lines
4.3 KiB
C
/*
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* Copyright (c) 1982, 1986, 1989, 1993
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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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* @(#)ufsmount.h 8.6 (Berkeley) 3/30/95
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* $Id: ufsmount.h,v 1.9 1997/10/10 18:18:13 phk Exp $
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*/
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#ifndef _UFS_UFS_UFSMOUNT_H_
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#define _UFS_UFS_UFSMOUNT_H_
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/*
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* Arguments to mount UFS-based filesystems
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*/
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struct ufs_args {
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char *fspec; /* block special device to mount */
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struct export_args export; /* network export information */
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};
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/*
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* Arguments to mount MFS
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*/
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struct mfs_args {
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char *fspec; /* name to export for statfs */
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struct export_args export; /* if exported MFSes are supported */
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caddr_t base; /* base of file system in memory */
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u_long size; /* size of file system */
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};
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#ifdef KERNEL
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#ifdef MALLOC_DECLARE
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MALLOC_DECLARE(M_UFSMNT);
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#endif
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struct buf;
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struct inode;
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struct nameidata;
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struct timeval;
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struct ucred;
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struct uio;
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struct vnode;
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struct netexport;
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/* This structure describes the UFS specific mount structure data. */
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struct ufsmount {
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struct mount *um_mountp; /* filesystem vfs structure */
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dev_t um_dev; /* device mounted */
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struct vnode *um_devvp; /* block device mounted vnode */
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union { /* pointer to superblock */
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struct lfs *lfs; /* LFS */
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struct fs *fs; /* FFS */
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struct ext2_sb_info *e2fs; /* EXT2FS */
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} ufsmount_u;
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#define um_fs ufsmount_u.fs
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#define um_lfs ufsmount_u.lfs
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#define um_e2fs ufsmount_u.e2fs
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#define um_e2fsb ufsmount_u.e2fs->s_es
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struct vnode *um_quotas[MAXQUOTAS]; /* pointer to quota files */
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struct ucred *um_cred[MAXQUOTAS]; /* quota file access cred */
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u_long um_nindir; /* indirect ptrs per block */
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u_long um_bptrtodb; /* indir ptr to disk block */
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u_long um_seqinc; /* inc between seq blocks */
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time_t um_btime[MAXQUOTAS]; /* block quota time limit */
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time_t um_itime[MAXQUOTAS]; /* inode quota time limit */
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char um_qflags[MAXQUOTAS]; /* quota specific flags */
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struct netexport um_export; /* export information */
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int64_t um_savedmaxfilesize; /* XXX - limit maxfilesize */
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struct malloc_type *um_malloctype; /* The inodes malloctype */
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};
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/*
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* Flags describing the state of quotas.
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*/
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#define QTF_OPENING 0x01 /* Q_QUOTAON in progress */
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#define QTF_CLOSING 0x02 /* Q_QUOTAOFF in progress */
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/* Convert mount ptr to ufsmount ptr. */
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#define VFSTOUFS(mp) ((struct ufsmount *)((mp)->mnt_data))
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/*
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* Macros to access file system parameters in the ufsmount structure.
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* Used by ufs_bmap.
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*/
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#define MNINDIR(ump) ((ump)->um_nindir)
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#define blkptrtodb(ump, b) ((b) << (ump)->um_bptrtodb)
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#define is_sequential(ump, a, b) ((b) == (a) + ump->um_seqinc)
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#endif /* KERNEL */
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#endif
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