1 | /* $NetBSD: quota1.h,v 1.7 2012/08/26 02:32:14 dholland Exp $ */ |
2 | |
3 | /* |
4 | * Copyright (c) 1982, 1986, 1993 |
5 | * The Regents of the University of California. All rights reserved. |
6 | * |
7 | * This code is derived from software contributed to Berkeley by |
8 | * Robert Elz at The University of Melbourne. |
9 | * |
10 | * Redistribution and use in source and binary forms, with or without |
11 | * modification, are permitted provided that the following conditions |
12 | * are met: |
13 | * 1. Redistributions of source code must retain the above copyright |
14 | * notice, this list of conditions and the following disclaimer. |
15 | * 2. Redistributions in binary form must reproduce the above copyright |
16 | * notice, this list of conditions and the following disclaimer in the |
17 | * documentation and/or other materials provided with the distribution. |
18 | * 3. Neither the name of the University nor the names of its contributors |
19 | * may be used to endorse or promote products derived from this software |
20 | * without specific prior written permission. |
21 | * |
22 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
23 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
24 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
25 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
26 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
27 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
28 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
29 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
30 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
31 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
32 | * SUCH DAMAGE. |
33 | * |
34 | * @(#)quota.h 8.3 (Berkeley) 8/19/94 |
35 | */ |
36 | |
37 | #ifndef _UFS_UFS_QUOTA1_H_ |
38 | #define _UFS_UFS_QUOTA1_H_ |
39 | |
40 | #include <sys/quota.h> |
41 | #include <ufs/ufs/quota.h> |
42 | |
43 | /* |
44 | * These definitions are for the original disk quota implementation, which |
45 | * is deprecated. the newer implementation is defined in quota2.h |
46 | * and friends |
47 | */ |
48 | |
49 | /* |
50 | * Definitions for disk quotas imposed on the average user |
51 | * (big brother finally hits UNIX). |
52 | * |
53 | * The following constants define the amount of time given a user before the |
54 | * soft limits are treated as hard limits (usually resulting in an allocation |
55 | * failure). The timer is started when the user crosses their soft limit, it |
56 | * is reset when they go below their soft limit. |
57 | */ |
58 | #define MAX_IQ_TIME (7*24*60*60) /* seconds in 1 week */ |
59 | #define MAX_DQ_TIME (7*24*60*60) /* seconds in 1 week */ |
60 | |
61 | #define QUOTAFILENAME "quota" |
62 | #define QUOTAGROUP "operator" |
63 | |
64 | /* |
65 | * Command definitions for the 'compat_50_quotactl' system call. The commands |
66 | * are broken into a main command defined below and a subcommand that is used |
67 | * to convey the type of quota that is being manipulated (see above). |
68 | */ |
69 | #define SUBCMDMASK 0x00ff |
70 | #define SUBCMDSHIFT 8 |
71 | #define QCMD(cmd, type) (((cmd) << SUBCMDSHIFT) | ((type) & SUBCMDMASK)) |
72 | |
73 | #define Q_QUOTAON 0x0100 /* enable quotas */ |
74 | #define Q_QUOTAOFF 0x0200 /* disable quotas */ |
75 | #define Q_GETQUOTA 0x0300 /* get limits and usage */ |
76 | #define Q_SETQUOTA 0x0400 /* set limits and usage */ |
77 | #define Q_SETUSE 0x0500 /* set usage */ |
78 | #define Q_SYNC 0x0600 /* sync disk copy of a filesystems quotas */ |
79 | |
80 | /* |
81 | * The following structure defines the format of the disk quota file |
82 | * (as it appears on disk) - the file is an array of these structures |
83 | * indexed by user or group number. The setquota system call establishes |
84 | * the vnode for each quota file (a pointer is retained in the ufsmount |
85 | * structure). |
86 | */ |
87 | struct dqblk { |
88 | u_int32_t dqb_bhardlimit; /* absolute limit on disk blks alloc */ |
89 | u_int32_t dqb_bsoftlimit; /* preferred limit on disk blks */ |
90 | u_int32_t dqb_curblocks; /* current block count */ |
91 | u_int32_t dqb_ihardlimit; /* maximum # allocated inodes + 1 */ |
92 | u_int32_t dqb_isoftlimit; /* preferred inode limit */ |
93 | u_int32_t dqb_curinodes; /* current # allocated inodes */ |
94 | int32_t dqb_btime; /* time limit for excessive disk use */ |
95 | int32_t dqb_itime; /* time limit for excessive files */ |
96 | }; |
97 | |
98 | /* quota1_subr.c */ |
99 | void dqblk_to_quotavals(const struct dqblk *, |
100 | struct quotaval *, struct quotaval *); |
101 | void quotavals_to_dqblk(const struct quotaval *, const struct quotaval *, |
102 | struct dqblk *); |
103 | |
104 | #endif /* !_UFS_UFS_QUOTA1_H_ */ |
105 | |