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