6 typedef u_int32_t qid_t; /* Type in which we store ids in memory */
7 typedef 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.
15 * N_ is gettext magic for static strings
18 #define INITQFNAMES { \
19 N_("user"), /* USRQUOTA */ \
20 N_("group"), /* GRPQUOTA */ \
25 * Definitions of magics and versions of current quota files
27 #define INITQMAGICS {\
28 0xd9c01f11, /* USRQUOTA */\
29 0xd9c01927 /* GRPQUOTA */\
32 /* Size of blocks in which are counted size limits in generic utility parts */
33 #define QUOTABLOCK_BITS 10
34 #define QUOTABLOCK_SIZE (1 << QUOTABLOCK_BITS)
36 /* Conversion routines from and to quota blocks */
37 #define qb2kb(x) ((x) << (QUOTABLOCK_BITS-10))
38 #define kb2qb(x) ((x) >> (QUOTABLOCK_BITS-10))
39 #define toqb(x) (((x) + QUOTABLOCK_SIZE - 1) >> QUOTABLOCK_BITS)
42 * Command definitions for the 'quotactl' system call.
43 * The commands are broken into a main command defined below
44 * and a subcommand that is used to convey the type of
45 * quota that is being manipulated (see above).
47 #define SUBCMDMASK 0x00ff
49 #define QCMD(cmd, type) (((cmd) << SUBCMDSHIFT) | ((type) & SUBCMDMASK))
51 #define Q_6_5_QUOTAON 0x0100 /* enable quotas */
52 #define Q_6_5_QUOTAOFF 0x0200 /* disable quotas */
53 #define Q_6_5_SYNC 0x0600 /* sync disk copy of a filesystems quotas */
55 #define Q_SYNC 0x800001 /* sync disk copy of a filesystems quotas */
56 #define Q_QUOTAON 0x800002 /* turn quotas on */
57 #define Q_QUOTAOFF 0x800003 /* turn quotas off */
58 #define Q_GETFMT 0x800004 /* get quota format used on given filesystem */
59 #define Q_GETINFO 0x800005 /* get information about quota files */
60 #define Q_SETINFO 0x800006 /* set information about quota files */
61 #define Q_GETQUOTA 0x800007 /* get user quota structure */
62 #define Q_SETQUOTA 0x800008 /* set user quota structure */
65 * Quota structure used for communication with userspace via quotactl
66 * Following flags are used to specify which fields are valid
74 #define QIF_LIMITS (QIF_BLIMITS | QIF_ILIMITS)
75 #define QIF_USAGE (QIF_SPACE | QIF_INODES)
76 #define QIF_TIMES (QIF_BTIME | QIF_ITIME)
77 #define QIF_ALL (QIF_LIMITS | QIF_USAGE | QIF_TIMES)
80 u_int64_t dqb_bhardlimit;
81 u_int64_t dqb_bsoftlimit;
82 u_int64_t dqb_curspace;
83 u_int64_t dqb_ihardlimit;
84 u_int64_t dqb_isoftlimit;
85 u_int64_t dqb_curinodes;
92 * Structure used for setting quota information about file via quotactl
93 * Following flags are used to specify which fields are valid
98 #define IIF_ALL (IIF_BGRACE | IIF_IGRACE | IIF_FLAGS)
100 #define DQF_SYS_FILE 0x10000 /* Quota stored in a system file */
103 u_int64_t dqi_bgrace;
104 u_int64_t dqi_igrace;
110 * Definitions for quota netlink interface
112 #define QUOTA_NL_NOWARN 0
113 #define QUOTA_NL_IHARDWARN 1 /* Inode hardlimit reached */
114 #define QUOTA_NL_ISOFTLONGWARN 2 /* Inode grace time expired */
115 #define QUOTA_NL_ISOFTWARN 3 /* Inode softlimit reached */
116 #define QUOTA_NL_BHARDWARN 4 /* Block hardlimit reached */
117 #define QUOTA_NL_BSOFTLONGWARN 5 /* Block grace time expired */
118 #define QUOTA_NL_BSOFTWARN 6 /* Block softlimit reached */
119 #define QUOTA_NL_IHARDBELOW 7 /* Usage got below inode hardlimit */
120 #define QUOTA_NL_ISOFTBELOW 8 /* Usage got below inode softlimit */
121 #define QUOTA_NL_BHARDBELOW 9 /* Usage got below block hardlimit */
122 #define QUOTA_NL_BSOFTBELOW 10 /* Usage got below block softlimit */
129 #define QUOTA_NL_C_MAX (ENUM_QUOTA_NL_C_MAX - 1)
134 QUOTA_NL_A_EXCESS_ID,
136 QUOTA_NL_A_DEV_MAJOR,
137 QUOTA_NL_A_DEV_MINOR,
138 QUOTA_NL_A_CAUSED_ID,
141 #define QUOTA_NL_A_MAX (ENUM_QUOTA_NL_A_MAX - 1)
143 /* Quota format identifiers */
144 #define QFMT_VFS_OLD 1
145 #define QFMT_VFS_V0 2
147 #define QFMT_VFS_V1 4
149 /* Flags supported by kernel */
150 #define V1_DQF_RSQUASH 1
152 /* Ioctl for getting quota size */
153 #include <sys/ioctl.h>
155 #if defined(__alpha__) || defined(__powerpc__) || defined(__sh__) || defined(__sparc__) || defined(__sparc64__)
156 #define FIOQSIZE _IOR('f', 128, loff_t)
157 #elif defined(__arm__) || defined(__mc68000__) || defined(__s390__)
158 #define FIOQSIZE 0x545E
159 #elif defined(__i386__) || defined(__i486__) || defined(__i586__) || defined(__ia64__) || defined(__parisc__) || defined(__cris__) || defined(__hppa__) || defined(__x86_64__)
160 #define FIOQSIZE 0x5460
161 #elif defined(__mips__) || defined(__mips64__)
162 #define FIOQSIZE 0x6667
166 long quotactl __P((int, const char *, qid_t, caddr_t));