| #ifndef GUARD_QUOTA_H |
| #define GUARD_QUOTA_H |
| |
| #include <sys/cdefs.h> |
| #include <sys/types.h> |
| #include <stdint.h> |
| |
| typedef u_int32_t qid_t; /* Type in which we store ids in memory */ |
| typedef int64_t qsize_t; /* Type in which we store size limitations */ |
| #define QSIZE_MAX INT64_MAX /* Maximum value storable in qsize_t */ |
| |
| #define MAXQUOTAS 3 |
| #define USRQUOTA 0 /* element used for user quotas */ |
| #define GRPQUOTA 1 /* element used for group quotas */ |
| #define PRJQUOTA 2 /* element used for project quotas */ |
| |
| /* |
| * Definitions for the default names of the quotas files. |
| * N_ is gettext magic for static strings |
| */ |
| #define N_(x) (x) |
| #define INITQFNAMES { \ |
| N_("user"), /* USRQUOTA */ \ |
| N_("group"), /* GRPQUOTA */ \ |
| N_("project"), /* PRJQUOTA */ \ |
| N_("undefined"), \ |
| } |
| |
| /* |
| * Definitions of magics and versions of current quota files |
| */ |
| #define INITQMAGICS {\ |
| 0xd9c01f11, /* USRQUOTA */\ |
| 0xd9c01927 /* GRPQUOTA */\ |
| } |
| |
| /* Size of blocks in which are counted size limits in generic utility parts */ |
| #define QUOTABLOCK_BITS 10 |
| #define QUOTABLOCK_SIZE (1 << QUOTABLOCK_BITS) |
| |
| /* Conversion routines from and to quota blocks */ |
| #define qb2kb(x) ((x) << (QUOTABLOCK_BITS-10)) |
| #define kb2qb(x) ((x) >> (QUOTABLOCK_BITS-10)) |
| #define toqb(x) (((x) + QUOTABLOCK_SIZE - 1) >> QUOTABLOCK_BITS) |
| |
| /* |
| * 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_6_5_QUOTAON 0x0100 /* enable quotas */ |
| #define Q_6_5_QUOTAOFF 0x0200 /* disable quotas */ |
| #define Q_6_5_SYNC 0x0600 /* sync disk copy of a filesystems quotas */ |
| |
| #define Q_SYNC 0x800001 /* sync disk copy of a filesystems quotas */ |
| #define Q_QUOTAON 0x800002 /* turn quotas on */ |
| #define Q_QUOTAOFF 0x800003 /* turn quotas off */ |
| #define Q_GETFMT 0x800004 /* get quota format used on given filesystem */ |
| #define Q_GETINFO 0x800005 /* get information about quota files */ |
| #define Q_SETINFO 0x800006 /* set information about quota files */ |
| #define Q_GETQUOTA 0x800007 /* get user quota structure */ |
| #define Q_SETQUOTA 0x800008 /* set user quota structure */ |
| #define Q_GETNEXTQUOTA 0x800009 /* get disk limits and usage >= ID */ |
| |
| /* |
| * Quota structure used for communication with userspace via quotactl |
| * Following flags are used to specify which fields are valid |
| */ |
| #define QIF_BLIMITS 1 |
| #define QIF_SPACE 2 |
| #define QIF_ILIMITS 4 |
| #define QIF_INODES 8 |
| #define QIF_BTIME 16 |
| #define QIF_ITIME 32 |
| #define QIF_LIMITS (QIF_BLIMITS | QIF_ILIMITS) |
| #define QIF_USAGE (QIF_SPACE | QIF_INODES) |
| #define QIF_TIMES (QIF_BTIME | QIF_ITIME) |
| #define QIF_ALL (QIF_LIMITS | QIF_USAGE | QIF_TIMES) |
| |
| struct if_dqblk { |
| u_int64_t dqb_bhardlimit; |
| u_int64_t dqb_bsoftlimit; |
| u_int64_t dqb_curspace; |
| u_int64_t dqb_ihardlimit; |
| u_int64_t dqb_isoftlimit; |
| u_int64_t dqb_curinodes; |
| u_int64_t dqb_btime; |
| u_int64_t dqb_itime; |
| u_int32_t dqb_valid; |
| }; |
| |
| struct if_nextdqblk { |
| u_int64_t dqb_bhardlimit; |
| u_int64_t dqb_bsoftlimit; |
| u_int64_t dqb_curspace; |
| u_int64_t dqb_ihardlimit; |
| u_int64_t dqb_isoftlimit; |
| u_int64_t dqb_curinodes; |
| u_int64_t dqb_btime; |
| u_int64_t dqb_itime; |
| u_int32_t dqb_valid; |
| u_int32_t dqb_id; |
| }; |
| |
| /* |
| * Structure used for setting quota information about file via quotactl |
| * Following flags are used to specify which fields are valid |
| */ |
| #define IIF_BGRACE 1 |
| #define IIF_IGRACE 2 |
| #define IIF_FLAGS 4 |
| #define IIF_ALL (IIF_BGRACE | IIF_IGRACE | IIF_FLAGS) |
| |
| #define DQF_SYS_FILE 0x10000 /* Quota stored in a system file */ |
| |
| struct if_dqinfo { |
| u_int64_t dqi_bgrace; |
| u_int64_t dqi_igrace; |
| u_int32_t dqi_flags; |
| u_int32_t dqi_valid; |
| }; |
| |
| /* |
| * Definitions for quota netlink interface |
| */ |
| #define QUOTA_NL_NOWARN 0 |
| #define QUOTA_NL_IHARDWARN 1 /* Inode hardlimit reached */ |
| #define QUOTA_NL_ISOFTLONGWARN 2 /* Inode grace time expired */ |
| #define QUOTA_NL_ISOFTWARN 3 /* Inode softlimit reached */ |
| #define QUOTA_NL_BHARDWARN 4 /* Block hardlimit reached */ |
| #define QUOTA_NL_BSOFTLONGWARN 5 /* Block grace time expired */ |
| #define QUOTA_NL_BSOFTWARN 6 /* Block softlimit reached */ |
| #define QUOTA_NL_IHARDBELOW 7 /* Usage got below inode hardlimit */ |
| #define QUOTA_NL_ISOFTBELOW 8 /* Usage got below inode softlimit */ |
| #define QUOTA_NL_BHARDBELOW 9 /* Usage got below block hardlimit */ |
| #define QUOTA_NL_BSOFTBELOW 10 /* Usage got below block softlimit */ |
| |
| enum { |
| QUOTA_NL_C_UNSPEC, |
| QUOTA_NL_C_WARNING, |
| ENUM_QUOTA_NL_C_MAX, |
| }; |
| #define QUOTA_NL_C_MAX (ENUM_QUOTA_NL_C_MAX - 1) |
| |
| enum { |
| QUOTA_NL_A_UNSPEC, |
| QUOTA_NL_A_QTYPE, |
| QUOTA_NL_A_EXCESS_ID, |
| QUOTA_NL_A_WARNING, |
| QUOTA_NL_A_DEV_MAJOR, |
| QUOTA_NL_A_DEV_MINOR, |
| QUOTA_NL_A_CAUSED_ID, |
| ENUM_QUOTA_NL_A_MAX, |
| }; |
| #define QUOTA_NL_A_MAX (ENUM_QUOTA_NL_A_MAX - 1) |
| |
| /* Quota format identifiers */ |
| #define QFMT_VFS_OLD 1 |
| #define QFMT_VFS_V0 2 |
| #define QFMT_OCFS2 3 |
| #define QFMT_VFS_V1 4 |
| |
| /* Flags supported by kernel */ |
| #define V1_DQF_RSQUASH 1 |
| |
| /* Ioctl for getting quota size */ |
| #include <sys/ioctl.h> |
| #ifndef FIOQSIZE |
| #if defined(__alpha__) || defined(__powerpc__) || defined(__sh__) || defined(__sparc__) || defined(__sparc64__) |
| #define FIOQSIZE _IOR('f', 128, loff_t) |
| #elif defined(__arm__) || defined(__mc68000__) || defined(__s390__) |
| #define FIOQSIZE 0x545E |
| #elif defined(__i386__) || defined(__i486__) || defined(__i586__) || defined(__ia64__) || defined(__parisc__) || defined(__cris__) || defined(__hppa__) || defined(__x86_64__) |
| #define FIOQSIZE 0x5460 |
| #elif defined(__mips__) || defined(__mips64__) |
| #define FIOQSIZE 0x6667 |
| #endif |
| #endif |
| |
| long quotactl __P((int, const char *, qid_t, caddr_t)); |
| |
| #endif /* _QUOTA_ */ |