6 typedef u_int32_t qid_t; /* Type in which we store ids in memory */
7 typedef u_int64_t qsize_t; /* Type in which we store size limitations */
10 #define USRQUOTA 0 /* element used for user quotas */
11 #define GRPQUOTA 1 /* element used for group quotas */
14 * Definitions for the default names of the quotas files.
16 #define INITQFNAMES { \
17 "user", /* USRQUOTA */ \
18 "group", /* GRPQUOTA */ \
23 * Definitions of magics and versions of current quota files
25 #define INITQMAGICS {\
26 0xd9c01f11, /* USRQUOTA */\
27 0xd9c01927 /* GRPQUOTA */\
30 /* Size of blocks in which are counted size limits in generic utility parts */
31 #define QUOTABLOCK_BITS 10
32 #define QUOTABLOCK_SIZE (1 << QUOTABLOCK_BITS)
34 /* Conversion routines from and to quota blocks */
35 #define qb2kb(x) ((x) << (QUOTABLOCK_BITS-10))
36 #define kb2qb(x) ((x) >> (QUOTABLOCK_BITS-10))
37 #define toqb(x) (((x) + QUOTABLOCK_SIZE - 1) >> QUOTABLOCK_BITS)
40 * Command definitions for the 'quotactl' system call.
41 * The commands are broken into a main command defined below
42 * and a subcommand that is used to convey the type of
43 * quota that is being manipulated (see above).
45 #define SUBCMDMASK 0x00ff
47 #define QCMD(cmd, type) (((cmd) << SUBCMDSHIFT) | ((type) & SUBCMDMASK))
49 #define Q_6_5_QUOTAON 0x0100 /* enable quotas */
50 #define Q_6_5_QUOTAOFF 0x0200 /* disable quotas */
51 #define Q_6_5_SYNC 0x0600 /* sync disk copy of a filesystems quotas */
53 #define Q_SYNC 0x800001 /* sync disk copy of a filesystems quotas */
54 #define Q_QUOTAON 0x800002 /* turn quotas on */
55 #define Q_QUOTAOFF 0x800003 /* turn quotas off */
56 #define Q_GETFMT 0x800004 /* get quota format used on given filesystem */
57 #define Q_GETINFO 0x800005 /* get information about quota files */
58 #define Q_SETINFO 0x800006 /* set information about quota files */
59 #define Q_GETQUOTA 0x800007 /* get user quota structure */
60 #define Q_SETQUOTA 0x800008 /* set user quota structure */
63 * Quota structure used for communication with userspace via quotactl
64 * Following flags are used to specify which fields are valid
72 #define QIF_LIMITS (QIF_BLIMITS | QIF_ILIMITS)
73 #define QIF_USAGE (QIF_SPACE | QIF_INODES)
74 #define QIF_TIMES (QIF_BTIME | QIF_ITIME)
75 #define QIF_ALL (QIF_LIMITS | QIF_USAGE | QIF_TIMES)
78 u_int64_t dqb_bhardlimit;
79 u_int64_t dqb_bsoftlimit;
80 u_int64_t dqb_curspace;
81 u_int64_t dqb_ihardlimit;
82 u_int64_t dqb_isoftlimit;
83 u_int64_t dqb_curinodes;
90 * Structure used for setting quota information about file via quotactl
91 * Following flags are used to specify which fields are valid
96 #define IIF_ALL (IIF_BGRACE | IIF_IGRACE | IIF_FLAGS)
100 u_int64_t dqi_igrace;
105 /* Quota format identifiers */
106 #define QFMT_VFS_OLD 1
107 #define QFMT_VFS_V0 2
109 /* Flags supported by kernel */
110 #define V1_DQF_RSQUASH 1
112 /* Ioctl for getting quota size */
113 #include <sys/ioctl.h>
115 #if defined(__alpha__) || defined(__powerpc__) || defined(__sh__) || defined(__sparc__) || defined(__sparc64__)
116 #define FIOQSIZE _IOR('f', 128, loff_t)
117 #elif defined(__arm__) || defined(__mc68000__) || defined(__s390__)
118 #define FIOQSIZE 0x545E
119 #elif defined(__i386__) || defined(__i486__) || defined(__i586__) || defined(__ia64__) || defined(__parisc__) || defined(__cris__) || defined(__hppa__) || defined(__x86_64__)
120 #define FIOQSIZE 0x5460
121 #elif defined(__mips__) || defined(__mips64__)
122 #define FIOQSIZE 0x6667
126 long quotactl __P((int, const char *, qid_t, caddr_t));