source3/include/sysquotas.h

   1 /*
   2     Unix SMB/CIFS implementation.
   3     SYS QUOTA code constants
   4     Copyright (C) Stefan (metze) Metzmacher     2003
   5
   6     This program is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     This program is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with this program; if not, write to the Free Software
  18     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 */
  20
  21 #ifndef _SYSQUOTAS_H
  22 #define _SYSQUOTAS_H
  23
  24 #ifdef HAVE_SYS_QUOTAS
  25
  26 /* Sometimes we need this on linux for linux/quota.h */
  27 #ifdef HAVE_SYS_TYPES_H
  28 #include <sys/types.h>
  29 #endif
  30
  31 #ifdef HAVE_ASM_TYPES_H
  32 #include <asm/types.h>
  33 #endif
  34
  35 /*
  36  * This shouldn't be neccessary - it should be /usr/include/sys/quota.h
  37  * Unfortunately, RH7.1 ships with a different quota system using struct mem_dqblk
  38  * rather than the struct dqblk defined in /usr/include/sys/quota.h.
  39  * This means we must include linux/quota.h to have a hope of working on
  40  * RH7.1 systems. And it also means this breaks if the kernel is upgraded
  41  * to a Linus 2.4.x (where x > the minor number shipped with RH7.1) until
  42  * Linus synchronises with the AC patches. Sometimes I *hate* Linux :-). JRA.
  43  */
  44 #ifdef HAVE_LINUX_QUOTA_H
  45 #include <linux/quota.h>
  46 #elif defined(HAVE_SYS_QUOTA_H)
  47 #include <sys/quota.h>
  48 #endif
  49
  50 #if defined(HAVE_STRUCT_IF_DQBLK)
  51 # define SYS_DQBLK if_dqblk
  52 # define dqb_curblocks dqb_curspace/bsize
  53 #elif defined(HAVE_STRUCT_MEM_DQBLK)
  54 # define SYS_DQBLK mem_dqblk
  55 # define dqb_curblocks dqb_curspace/bsize
  56 #else /* STRUCT_DQBLK */
  57 # define SYS_DQBLK dqblk
  58 #endif
  59
  60 #ifndef Q_SETQLIM
  61 #define Q_SETQLIM Q_SETQUOTA
  62 #endif
  63
  64 /*********************************************
  65  check for XFS QUOTA MANAGER
  66  *********************************************/
  67 /* on linux */
  68 #ifdef HAVE_LINUX_XQM_H
  69 # include <linux/xqm.h>
  70 # define HAVE_XFS_QUOTA
  71 #else
  72 # ifdef HAVE_XFS_XQM_H
  73 #  include <xfs/xqm.h>
  74 #  define HAVE_XFS_QUOTA
  75 # else
  76 #  ifdef HAVE_LINUX_DQBLK_XFS_H
  77 #   include <linux/dqblk_xfs.h>
  78 #   define HAVE_XFS_QUOTA
  79 #  endif
  80 # endif
  81 #endif
  82 /* on IRIX */
  83 #ifdef Q_XGETQUOTA
  84 # ifndef HAVE_XFS_QUOTA
  85 #  define HAVE_XFS_QUOTA
  86 #  ifndef Q_XQUOTAON
  87 #   define Q_XQUOTAON Q_QUOTAON
  88 #  endif /* Q_XQUOTAON */
  89 #  ifndef Q_XQUOTAOFF
  90 #   define Q_XQUOTAOFF Q_QUOTAOFF
  91 #  endif /* Q_XQUOTAOFF */
  92 #  ifndef Q_XGETQSTAT
  93 #   define Q_XGETQSTAT Q_GETQSTAT
  94 #  endif /* Q_XGETQSTAT */
  95 # endif /* HAVE_XFS_QUOTA */
  96 #endif /* Q_XGETQUOTA */
  97
  98 #ifdef HAVE_XFS_QUOTA
  99 /* Linux has BBSIZE in <linux/xfs_fs.h>
 100  * or <xfs/xfs_fs.h>
 101  * IRIX has BBSIZE in <sys/param.h>
 102  */
 103 #ifdef HAVE_LINUX_XFS_FS_H
 104 #include <linux/xfs_fs.h>
 105 #elif defined(HAVE_XFS_XFS_FS_H)
 106 #include <xfs/xfs_fs.h>
 107 #endif /* *_XFS_FS_H */
 108
 109 #ifndef BBSHIFT
 110 #define BBSHIFT         9
 111 #endif /* BBSHIFT */
 112 #ifndef BBSIZE
 113 #define BBSIZE          (1<<BBSHIFT)
 114 #endif /* BBSIZE */
 115
 116 #endif /* HAVE_XFS_QUOTA */
 117
 118 #ifdef LINUX
 119 # ifndef QUOTABLOCK_SIZE
 120 #  define QUOTABLOCK_SIZE 1024
 121 # endif
 122 /* end LINUX */
 123 #elif defined(IRIX6)
 124 # ifndef QUOTABLOCK_SIZE
 125 #  define QUOTABLOCK_SIZE BBSIZE
 126 # endif
 127 /* end IRIX6 */
 128 #else /* HPUP,... */
 129 # ifndef QUOTABLOCK_SIZE
 130 #  define QUOTABLOCK_SIZE DEV_BSIZE
 131 # endif
 132 #endif /* HPUP,... */
 133
 134 #if !defined(QUOTAFILENAME) && defined(QFILENAME)
 135 #define QUOTAFILENAME QFILENAME
 136 #endif
 137
 138 #ifdef INITQFNAMES
 139 #define USERQUOTAFILE_EXTENSION ".user"
 140 #else
 141 #define USERQUOTAFILE_EXTENSION ""
 142 #endif
 143
 144 /* this check should be before the QCMD fake! */
 145 #if defined(QCMD)&&defined(GRPQUOTA)
 146 #define HAVE_GROUP_QUOTA
 147 #endif
 148
 149 /* on some systems we have to fake this up ...*/
 150 #ifndef QCMD
 151 #define QCMD(cmd,type)  (cmd)
 152 #endif /* QCMD */
 153
 154
 155 #ifdef HAVE_DQB_FSOFTLIMIT
 156 #define dqb_isoftlimit  dqb_fsoftlimit
 157 #define dqb_ihardlimit  dqb_fhardlimit
 158 #define dqb_curinodes   dqb_curfiles
 159 #endif
 160
 161 /* maybe we can add a configure test for HAVE_CADDR_T,
 162  * but it's not needed
 163  */
 164 #ifdef HAVE_CADDR_T
 165 #define CADDR_T caddr_t
 166 #else /* CADDR_T */
 167 #define CADDR_T void*
 168 #endif /* CADDR_T */
 169
 170 #if defined(HAVE_MNTENT_H)&&defined(HAVE_SETMNTENT)&&defined(HAVE_GETMNTENT)&&defined(HAVE_ENDMNTENT)
 171 #include <mntent.h>
 172 #define HAVE_MNTENT 1
 173 /*#endif defined(HAVE_MNTENT_H)&&defined(HAVE_SETMNTENT)&&defined(HAVE_GETMNTENT)&&defined(HAVE_ENDMNTENT) */
 174 #elif defined(HAVE_DEVNM_H)&&defined(HAVE_DEVNM)
 175 #include <devnm.h>
 176 #endif /* defined(HAVE_DEVNM_H)&&defined(HAVE_DEVNM) */
 177
 178 #endif /* HAVE_SYS_QUOTAS */
 179
 180
 181 #ifndef QUOTABLOCK_SIZE
 182 #define QUOTABLOCK_SIZE 1024
 183 #endif
 184
 185 /**************************************************
 186  Some stuff for the sys_quota api.
 187  **************************************************/
 188
 189 #define SMB_QUOTAS_NO_LIMIT     ((SMB_BIG_UINT)(0))
 190 #define SMB_QUOTAS_NO_SPACE     ((SMB_BIG_UINT)(1))
 191
 192 #define SMB_QUOTAS_SET_NO_LIMIT(dp) \
 193 {\
 194         (dp)->softlimit = SMB_QUOTAS_NO_LIMIT;\
 195         (dp)->hardlimit = SMB_QUOTAS_NO_LIMIT;\
 196         (dp)->isoftlimit = SMB_QUOTAS_NO_LIMIT;\
 197         (dp)->ihardlimit = SMB_QUOTAS_NO_LIMIT;\
 198 }
 199
 200 #define SMB_QUOTAS_SET_NO_SPACE(dp) \
 201 {\
 202         (dp)->softlimit = SMB_QUOTAS_NO_SPACE;\
 203         (dp)->hardlimit = SMB_QUOTAS_NO_SPACE;\
 204         (dp)->isoftlimit = SMB_QUOTAS_NO_SPACE;\
 205         (dp)->ihardlimit = SMB_QUOTAS_NO_SPACE;\
 206 }
 207
 208 typedef struct _SMB_DISK_QUOTA {
 209         enum SMB_QUOTA_TYPE qtype;
 210         SMB_BIG_UINT bsize;
 211         SMB_BIG_UINT hardlimit; /* In bsize units. */
 212         SMB_BIG_UINT softlimit; /* In bsize units. */
 213         SMB_BIG_UINT curblocks; /* In bsize units. */
 214         SMB_BIG_UINT ihardlimit; /* inode hard limit. */
 215         SMB_BIG_UINT isoftlimit; /* inode soft limit. */
 216         SMB_BIG_UINT curinodes; /* Current used inodes. */
 217         uint32       qflags;
 218 } SMB_DISK_QUOTA;
 219
 220 #endif /*_SYSQUOTAS_H */