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b688fc87 WJ |
1 | /* |
2 | * Copyright (c) 1982, 1986, 1989 Regents of the University of California. | |
3 | * All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms, with or without | |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * 1. Redistributions of source code must retain the above copyright | |
9 | * notice, this list of conditions and the following disclaimer. | |
10 | * 2. Redistributions in binary form must reproduce the above copyright | |
11 | * notice, this list of conditions and the following disclaimer in the | |
12 | * documentation and/or other materials provided with the distribution. | |
13 | * 3. All advertising materials mentioning features or use of this software | |
14 | * must display the following acknowledgement: | |
15 | * This product includes software developed by the University of | |
16 | * California, Berkeley and its contributors. | |
17 | * 4. Neither the name of the University nor the names of its contributors | |
18 | * may be used to endorse or promote products derived from this software | |
19 | * without specific prior written permission. | |
20 | * | |
21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
31 | * SUCH DAMAGE. | |
32 | * | |
33 | * @(#)ufsmount.h 7.9 (Berkeley) 5/8/91 | |
34 | */ | |
35 | ||
36 | /* | |
37 | * This structure describes the UFS specific mount structure data. | |
38 | */ | |
39 | struct ufsmount { | |
40 | struct mount *um_mountp; /* vfs structure for this filesystem */ | |
41 | dev_t um_dev; /* device mounted */ | |
42 | struct vnode *um_devvp; /* vnode for block device mounted */ | |
43 | struct fs *um_fs; /* pointer to superblock */ | |
44 | struct vnode *um_quotas[MAXQUOTAS]; /* pointer to quota files */ | |
45 | struct ucred *um_cred[MAXQUOTAS]; /* cred for access to quota file */ | |
46 | time_t um_btime[MAXQUOTAS]; /* block quota time limit */ | |
47 | time_t um_itime[MAXQUOTAS]; /* inode quota time limit */ | |
48 | char um_qflags[MAXQUOTAS]; /* quota specific flags, see below */ | |
49 | }; | |
50 | /* | |
51 | * Flags describing the state of quotas. | |
52 | */ | |
53 | #define QTF_OPENING 0x01 /* Q_QUOTAON in progress */ | |
54 | #define QTF_CLOSING 0x02 /* Q_QUOTAOFF in progress */ | |
55 | ||
56 | #ifdef KERNEL | |
57 | /* | |
58 | * Convert mount ptr to ufsmount ptr. | |
59 | */ | |
60 | #define VFSTOUFS(mp) ((struct ufsmount *)((mp)->mnt_data)) | |
61 | #endif /* KERNEL */ | |
62 | ||
63 | /* | |
64 | * Prototypes for UFS mount operations | |
65 | */ | |
66 | int ufs_mount __P((struct mount *mp, char *path, caddr_t data, | |
67 | struct nameidata *ndp, struct proc *p)); | |
68 | int ufs_start __P((struct mount *mp, int flags, struct proc *p)); | |
69 | int ufs_unmount __P((struct mount *mp, int mntflags, struct proc *p)); | |
70 | int ufs_root __P((struct mount *mp, struct vnode **vpp)); | |
71 | int ufs_quotactl __P((struct mount *mp, int cmds, int uid, /* should be uid_t */ | |
72 | caddr_t arg, struct proc *p)); | |
73 | int ufs_statfs __P((struct mount *mp, struct statfs *sbp, struct proc *p)); | |
74 | int ufs_sync __P((struct mount *mp, int waitfor)); | |
75 | int ufs_fhtovp __P((struct mount *mp, struct fid *fhp, struct vnode **vpp)); | |
76 | int ufs_vptofh __P((struct vnode *vp, struct fid *fhp)); | |
77 | int ufs_init __P(()); |