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      1 /*	$NetBSD: ulfs_quota1.h,v 1.5 2016/06/20 03:29:52 dholland Exp $	*/
      2 /*  from NetBSD: quota1.h,v 1.7 2012/08/26 02:32:14 dholland Exp  */
      3 
      4 /*
      5  * Copyright (c) 1982, 1986, 1993
      6  *	The Regents of the University of California.  All rights reserved.
      7  *
      8  * This code is derived from software contributed to Berkeley by
      9  * Robert Elz at The University of Melbourne.
     10  *
     11  * Redistribution and use in source and binary forms, with or without
     12  * modification, are permitted provided that the following conditions
     13  * are met:
     14  * 1. Redistributions of source code must retain the above copyright
     15  *    notice, this list of conditions and the following disclaimer.
     16  * 2. Redistributions in binary form must reproduce the above copyright
     17  *    notice, this list of conditions and the following disclaimer in the
     18  *    documentation and/or other materials provided with the distribution.
     19  * 3. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  *
     35  *	@(#)quota.h	8.3 (Berkeley) 8/19/94
     36  */
     37 
     38 #ifndef	_UFS_LFS_ULFS_QUOTA1_H_
     39 #define	_UFS_LFS_ULFS_QUOTA1_H_
     40 
     41 #include <sys/quota.h>
     42 #include <ufs/lfs/ulfs_quotacommon.h>
     43 
     44 /*
     45  * These definitions are for the original disk quota implementation, which
     46  * is deprecated. the newer implementation is defined in quota2.h
     47  * and friends
     48  */
     49 
     50 /*
     51  * Definitions for disk quotas imposed on the average user
     52  * (big brother finally hits UNIX).
     53  *
     54  * The following constants define the amount of time given a user before the
     55  * soft limits are treated as hard limits (usually resulting in an allocation
     56  * failure). The timer is started when the user crosses their soft limit, it
     57  * is reset when they go below their soft limit.
     58  */
     59 #define	MAX_IQ_TIME	(7*24*60*60)	/* seconds in 1 week */
     60 #define	MAX_DQ_TIME	(7*24*60*60)	/* seconds in 1 week */
     61 
     62 #define	QUOTAFILENAME	"quota"
     63 #define	QUOTAGROUP	"operator"
     64 
     65 /*
     66  * Command definitions for the 'compat_50_quotactl' system call.  The commands
     67  * are broken into a main command defined below and a subcommand that is used
     68  * to convey the type of quota that is being manipulated (see above).
     69  */
     70 #define SUBCMDMASK	0x00ff
     71 #define SUBCMDSHIFT	8
     72 #define	QCMD(cmd, type)	(((cmd) << SUBCMDSHIFT) | ((type) & SUBCMDMASK))
     73 
     74 #define	Q_QUOTAON	0x0100	/* enable quotas */
     75 #define	Q_QUOTAOFF	0x0200	/* disable quotas */
     76 #define	Q_GETQUOTA	0x0300	/* get limits and usage */
     77 #define	Q_SETQUOTA	0x0400	/* set limits and usage */
     78 #define	Q_SETUSE	0x0500	/* set usage */
     79 #define	Q_SYNC		0x0600	/* sync disk copy of a filesystems quotas */
     80 
     81 /*
     82  * The following structure defines the format of the disk quota file
     83  * (as it appears on disk) - the file is an array of these structures
     84  * indexed by user or group number.  The setquota system call establishes
     85  * the vnode for each quota file (a pointer is retained in the ulfsmount
     86  * structure).
     87  */
     88 struct dqblk {
     89 	uint32_t dqb_bhardlimit;	/* absolute limit on disk blks alloc */
     90 	uint32_t dqb_bsoftlimit;	/* preferred limit on disk blks */
     91 	uint32_t dqb_curblocks;		/* current block count */
     92 	uint32_t dqb_ihardlimit;	/* maximum # allocated inodes + 1 */
     93 	uint32_t dqb_isoftlimit;	/* preferred inode limit */
     94 	uint32_t dqb_curinodes;		/* current # allocated inodes */
     95 	int32_t	  dqb_btime;		/* time limit for excessive disk use */
     96 	int32_t	  dqb_itime;		/* time limit for excessive files */
     97 };
     98 
     99 /* quota1_subr.c */
    100 void lfs_dqblk_to_quotavals(const struct dqblk *,
    101 			struct quotaval *, struct quotaval *);
    102 void lfs_quotavals_to_dqblk(const struct quotaval *, const struct quotaval *,
    103 			struct dqblk *);
    104 
    105 #endif /* !_UFS_LFS_ULFS_QUOTA1_H_ */
    106