| /* |
| * Copyright (c) 1982, 1986 Regents of the University of California. |
| * All rights reserved. |
| * |
| * This code is derived from software contributed to Berkeley by |
| * Robert Elz at The University of Melbourne. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. Neither the name of the University nor the names of its contributors |
| * may be used to endorse or promote products derived from this software |
| * without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| #ifndef _LINUX_QUOTA_ |
| #define _LINUX_QUOTA_ |
| |
| #include <linux/errno.h> |
| #include <linux/types.h> |
| |
| #define __DQUOT_VERSION__ "dquot_6.5.2" |
| |
| #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", \ |
| }; |
| |
| /* |
| * 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_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 */ |
| |
| /* Quota format type IDs */ |
| #define QFMT_VFS_OLD 1 |
| #define QFMT_VFS_V0 2 |
| |
| /* Size of block in which space limits are passed through the quota |
| * interface */ |
| #define QIF_DQBLKSIZE_BITS 10 |
| #define QIF_DQBLKSIZE (1 << QIF_DQBLKSIZE_BITS) |
| |
| /* |
| * Quota structure used for communication with userspace via quotactl |
| * Following flags are used to specify which fields are valid |
| */ |
| enum { |
| QIF_BLIMITS_B = 0, |
| QIF_SPACE_B, |
| QIF_ILIMITS_B, |
| QIF_INODES_B, |
| QIF_BTIME_B, |
| QIF_ITIME_B, |
| }; |
| |
| #define QIF_BLIMITS (1 << QIF_BLIMITS_B) |
| #define QIF_SPACE (1 << QIF_SPACE_B) |
| #define QIF_ILIMITS (1 << QIF_ILIMITS_B) |
| #define QIF_INODES (1 << QIF_INODES_B) |
| #define QIF_BTIME (1 << QIF_BTIME_B) |
| #define QIF_ITIME (1 << QIF_ITIME_B) |
| #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 { |
| __u64 dqb_bhardlimit; |
| __u64 dqb_bsoftlimit; |
| __u64 dqb_curspace; |
| __u64 dqb_ihardlimit; |
| __u64 dqb_isoftlimit; |
| __u64 dqb_curinodes; |
| __u64 dqb_btime; |
| __u64 dqb_itime; |
| __u32 dqb_valid; |
| }; |
| |
| /* |
| * 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) |
| |
| struct if_dqinfo { |
| __u64 dqi_bgrace; |
| __u64 dqi_igrace; |
| __u32 dqi_flags; |
| __u32 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, |
| __QUOTA_NL_C_MAX, |
| }; |
| #define QUOTA_NL_C_MAX (__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, |
| __QUOTA_NL_A_MAX, |
| }; |
| #define QUOTA_NL_A_MAX (__QUOTA_NL_A_MAX - 1) |
| |
| |
| |
| # /* nodep */ include <sys/cdefs.h> |
| |
| __BEGIN_DECLS |
| long quotactl __P ((unsigned int, const char *, int, caddr_t)); |
| __END_DECLS |
| |
| #endif /* _QUOTA_ */ |