--- /dev/null
+/*
+ * 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/types.h>
+
+#define __DQUOT_VERSION__ "dquot_6.6.0"
+
+#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.
+ */
+#define INITQFNAMES { \
+ "user", /* USRQUOTA */ \
+ "group", /* GRPQUOTA */ \
+ "project", /* PRJQUOTA */ \
+ "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 */
+#define Q_GETNEXTQUOTA 0x800009 /* get disk limits and usage >= ID */
+
+/* Quota format type IDs */
+#define QFMT_VFS_OLD 1
+#define QFMT_VFS_V0 2
+#define QFMT_OCFS2 3
+#define QFMT_VFS_V1 4
+
+/* 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;
+};
+
+struct if_nextdqblk {
+ __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;
+ __u32 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)
+
+enum {
+ DQF_ROOT_SQUASH_B = 0,
+ DQF_SYS_FILE_B = 16,
+ /* Kernel internal flags invisible to userspace */
+ DQF_PRIVATE
+};
+
+/* Root squash enabled (for v1 quota format) */
+#define DQF_ROOT_SQUASH (1 << DQF_ROOT_SQUASH_B)
+/* Quota stored in a system file */
+#define DQF_SYS_FILE (1 << DQF_SYS_FILE_B)
+
+struct if_dqinfo {
+ __u64 dqi_bgrace;
+ __u64 dqi_igrace;
+ __u32 dqi_flags; /* DFQ_* */
+ __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_PAD,
+ __QUOTA_NL_A_MAX,
+};
+#define QUOTA_NL_A_MAX (__QUOTA_NL_A_MAX - 1)
+
+
+#endif /* _LINUX_QUOTA_ */
projects / cross.git / blobdiff