/usr/include/diet/sys/quota.h is in dietlibc-dev 0.33~cvs20120325-6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 | #ifndef _SYS_QUOTA_H
#define _SYS_QUOTA_H 1
#include <inttypes.h>
#include <sys/types.h>
#include <sys/mount.h>
/*
* Convert diskblocks to blocks and the other way around.
* currently only to fool the BSD source. :-)
*/
#define dbtob(num) ((num) << 10)
#define btodb(num) ((num) >> 10)
/*
* Convert count of filesystem blocks to diskquota blocks, meant
* for filesystems where i_blksize != BLOCK_SIZE
*/
#define fs_to_dq_blocks(num, blksize) (((num) * (blksize)) / BLOCK_SIZE)
/*
* Definitions for disk quotas imposed on the average user
* (big brother finally hits Linux).
*
* The following constants define the amount of time given a user
* before the soft limits are treated as hard limits (usually resulting
* in an allocation failure). The timer is started when the user crosses
* their soft limit, it is reset when they go below their soft limit.
*/
#define MAX_IQ_TIME 604800 /* (7*24*60*60) 1 week */
#define MAX_DQ_TIME 604800 /* (7*24*60*60) 1 week */
#define MAXQUOTAS 2
#define USRQUOTA 0 /* element used for user quotas */
#define GRPQUOTA 1 /* element used for group quotas */
/*
* Definitions for the default names of the quotas files.
*/
#define INITQFNAMES { \
"user", /* USRQUOTA */ \
"group", /* GRPQUOTA */ \
"undefined", \
};
#define QUOTAFILENAME "quota"
#define QUOTAGROUP "staff"
#define NR_DQHASH 43 /* Just an arbitrary number any suggestions ? */
#define NR_DQUOTS 256 /* Number of quotas active at one time */
/*
* Command definitions for the 'quotactl' system call.
* The commands are broken into a main command defined below
* and a subcommand that is used to convey the type of
* quota that is being manipulated (see above).
*/
#define SUBCMDMASK 0x00ff
#define SUBCMDSHIFT 8
#define QCMD(cmd, type) (((cmd) << SUBCMDSHIFT) | ((type) & SUBCMDMASK))
#define Q_QUOTAON 0x0100 /* enable quotas */
#define Q_QUOTAOFF 0x0200 /* disable quotas */
#define Q_GETQUOTA 0x0300 /* get limits and usage */
#define Q_SETQUOTA 0x0400 /* set limits and usage */
#define Q_SETUSE 0x0500 /* set usage */
#define Q_SYNC 0x0600 /* sync disk copy of a filesystems quotas */
#define Q_SETQLIM 0x0700 /* set limits */
#define Q_GETSTATS 0x0800 /* get collected stats */
#define Q_RSQUASH 0x1000 /* set root_squash option */
/*
* The following structure defines the format of the disk quota file
* (as it appears on disk) - the file is an array of these structures
* indexed by user or group number.
*/
struct dqblk {
uint32_t dqb_bhardlimit; /* absolute limit on disk blks alloc */
uint32_t dqb_bsoftlimit; /* preferred limit on disk blks */
uint32_t dqb_curblocks; /* current block count */
uint32_t dqb_ihardlimit; /* maximum # allocated inodes */
uint32_t dqb_isoftlimit; /* preferred inode limit */
uint32_t dqb_curinodes; /* current # allocated inodes */
time_t dqb_btime; /* time limit for excessive disk use */
time_t dqb_itime; /* time limit for excessive files */
};
/*
* Shorthand notation.
*/
#define dq_bhardlimit dq_dqb.dqb_bhardlimit
#define dq_bsoftlimit dq_dqb.dqb_bsoftlimit
#define dq_curblocks dq_dqb.dqb_curblocks
#define dq_ihardlimit dq_dqb.dqb_ihardlimit
#define dq_isoftlimit dq_dqb.dqb_isoftlimit
#define dq_curinodes dq_dqb.dqb_curinodes
#define dq_btime dq_dqb.dqb_btime
#define dq_itime dq_dqb.dqb_itime
#define dqoff(UID) ((loff_t)((UID) * sizeof (struct dqblk)))
struct dqstats {
uint32_t lookups;
uint32_t drops;
uint32_t reads;
uint32_t writes;
uint32_t cache_hits;
uint32_t pages_allocated;
uint32_t allocated_dquots;
uint32_t free_dquots;
uint32_t syncs;
};
__BEGIN_DECLS
extern int quotactl (int __cmd, const char *__special, int __id,
void* __addr) __THROW;
__END_DECLS
#endif /* sys/quota.h */
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