sys/ufs/ufs/quota.h

   1 /*      $NetBSD: quota.h,v 1.28 2011/03/25 10:25:17 bouyer 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_QUOTA_H_
  38 #define _UFS_UFS_QUOTA_H_
  39
  40 /*
  41  * These definitions are common to the original disk quota implementation
  42  * (quota1) and the newer implementation (quota2)
  43  */
  44
  45 /*
  46  * The following constants define the usage of the quota file array in the
  47  * ufsmount structure and dquot array in the inode structure.  The semantics
  48  * of the elements of these arrays are defined in the routine getinoquota;
  49  * the remainder of the quota code treats them generically and need not be
  50  * inspected when changing the size of the array.
  51  */
  52 #define MAXQUOTAS       2
  53 #define USRQUOTA        0       /* element used for user quotas */
  54 #define GRPQUOTA        1       /* element used for group quotas */
  55
  56
  57 #if !defined(HAVE_NBTOOL_CONFIG_H)
  58 #include <quota/quotaprop.h>
  59 __inline static int __unused
  60 ufsclass2qtype(int class)
  61 {
  62         switch(class) {
  63         case QUOTA_CLASS_USER:
  64                 return USRQUOTA;
  65         case QUOTA_CLASS_GROUP:
  66                 return GRPQUOTA;
  67         default:
  68                 return -1;
  69         }
  70 }
  71
  72 static __inline int __unused
  73 qtype2ufsclass(int type)
  74 {
  75         switch(type) {
  76         case USRQUOTA:
  77                 return QUOTA_CLASS_USER;
  78         case GRPQUOTA:
  79                 return QUOTA_CLASS_GROUP;
  80         default:
  81                 return -1;
  82         }
  83 }
  84 #endif /* !defined(HAVE_NBTOOL_CONFIG_H) */
  85
  86 #ifdef _KERNEL
  87
  88 #include <sys/cdefs.h>
  89
  90 __BEGIN_DECLS
  91 void    dqinit(void);
  92 void    dqreinit(void);
  93 void    dqdone(void);
  94 __END_DECLS
  95 #endif /* _KERNEL */
  96
  97 #endif /* !_UFS_UFS_QUOTA_H_ */