quota.h raw

   1  #ifndef _SYS_QUOTA_H
   2  #define _SYS_QUOTA_H
   3  
   4  #ifdef __cplusplus
   5  extern "C" {
   6  #endif
   7  
   8  #include <stdint.h>
   9  
  10  #define _LINUX_QUOTA_VERSION 2
  11  
  12  #define dbtob(num) ((num) << 10)
  13  #define btodb(num) ((num) >> 10)
  14  #define fs_to_dq_blocks(num, blksize) (((num) * (blksize)) / 1024)
  15  
  16  #define MAX_IQ_TIME 604800
  17  #define MAX_DQ_TIME 604800
  18  
  19  #define MAXQUOTAS 2
  20  #define USRQUOTA  0
  21  #define GRPQUOTA  1
  22  
  23  #define INITQFNAMES { "user", "group", "undefined" };
  24  
  25  #define QUOTAFILENAME "quota"
  26  #define QUOTAGROUP "staff"
  27  
  28  #define NR_DQHASH 43
  29  #define NR_DQUOTS 256
  30  
  31  #define SUBCMDMASK       0x00ff
  32  #define SUBCMDSHIFT      8
  33  #define QCMD(cmd, type)  (((cmd) << SUBCMDSHIFT) | ((type) & SUBCMDMASK))
  34  
  35  #define Q_SYNC     0x800001
  36  #define Q_QUOTAON  0x800002
  37  #define Q_QUOTAOFF 0x800003
  38  #define Q_GETFMT   0x800004
  39  #define Q_GETINFO  0x800005
  40  #define Q_SETINFO  0x800006
  41  #define Q_GETQUOTA 0x800007
  42  #define Q_SETQUOTA 0x800008
  43  
  44  #define	QFMT_VFS_OLD 1
  45  #define	QFMT_VFS_V0 2
  46  #define QFMT_OCFS2 3
  47  #define	QFMT_VFS_V1 4
  48  
  49  #define QIF_BLIMITS	1
  50  #define QIF_SPACE	2
  51  #define QIF_ILIMITS	4
  52  #define QIF_INODES	8
  53  #define QIF_BTIME	16
  54  #define QIF_ITIME	32
  55  #define QIF_LIMITS	(QIF_BLIMITS | QIF_ILIMITS)
  56  #define QIF_USAGE	(QIF_SPACE | QIF_INODES)
  57  #define QIF_TIMES	(QIF_BTIME | QIF_ITIME)
  58  #define QIF_ALL		(QIF_LIMITS | QIF_USAGE | QIF_TIMES)
  59  
  60  struct dqblk {
  61  	uint64_t dqb_bhardlimit;
  62  	uint64_t dqb_bsoftlimit;
  63  	uint64_t dqb_curspace;
  64  	uint64_t dqb_ihardlimit;
  65  	uint64_t dqb_isoftlimit;
  66  	uint64_t dqb_curinodes;
  67  	uint64_t dqb_btime;
  68  	uint64_t dqb_itime;
  69  	uint32_t dqb_valid;
  70  };
  71  
  72  #define	dq_bhardlimit	dq_dqb.dqb_bhardlimit
  73  #define	dq_bsoftlimit	dq_dqb.dqb_bsoftlimit
  74  #define dq_curspace	dq_dqb.dqb_curspace
  75  #define dq_valid	dq_dqb.dqb_valid
  76  #define	dq_ihardlimit	dq_dqb.dqb_ihardlimit
  77  #define	dq_isoftlimit	dq_dqb.dqb_isoftlimit
  78  #define	dq_curinodes	dq_dqb.dqb_curinodes
  79  #define	dq_btime	dq_dqb.dqb_btime
  80  #define	dq_itime	dq_dqb.dqb_itime
  81  
  82  #define dqoff(UID)      ((long long)(UID) * sizeof (struct dqblk))
  83  
  84  #define IIF_BGRACE	1
  85  #define IIF_IGRACE	2
  86  #define IIF_FLAGS	4
  87  #define IIF_ALL		(IIF_BGRACE | IIF_IGRACE | IIF_FLAGS)
  88  
  89  struct dqinfo {
  90  	uint64_t dqi_bgrace;
  91  	uint64_t dqi_igrace;
  92  	uint32_t dqi_flags;
  93  	uint32_t dqi_valid;
  94  };
  95  
  96  int quotactl(int, const char *, int, char *);
  97  
  98  #ifdef __cplusplus
  99  }
 100  #endif
 101  
 102  #endif
 103