[Ocfs2-test-devel] [PATCH 2/5] Ocfs2-test: Add quota.h for quota-tests.
Marcos E. Matsunaga
Marcos.Matsunaga at oracle.com
Thu Jan 8 12:55:25 PST 2009
I'm not familiar with the quota implementation and I believe you have
tested it.
Signed-off-by: Marcos Matsunaga <Marcos.Matsunaga at oracle.com>
Regards,
Marcos Eduardo Matsunaga
Oracle USA
Linux Engineering
“The statements and opinions expressed here are my own and do not
necessarily represent those of Oracle Corporation.”
Tristan Ye wrote:
> Signed-off-by: Tristan Ye <tristan.ye at oracle.com>
> ---
> programs/quota_tests/quota.h | 128 ++++++++++++++++++++++++++++++++++++++++++
> 1 files changed, 128 insertions(+), 0 deletions(-)
> create mode 100755 programs/quota_tests/quota.h
>
> diff --git a/programs/quota_tests/quota.h b/programs/quota_tests/quota.h
> new file mode 100755
> index 0000000..259cea3
> --- /dev/null
> +++ b/programs/quota_tests/quota.h
> @@ -0,0 +1,128 @@
> +#ifndef _QUOTA_H
> +#define _QUOTA_H
> +
> +#include <sys/types.h>
> +
> +typedef u_int32_t qid_t; /* Type in which we store ids in memory */
> +typedef u_int64_t qsize_t; /* Type in which we store size limitations */
> +
> +#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", \
> +}
> +
> +/*
> + * 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 */
> +
> +/*
> + * 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;
> +};
> +
> +/*
> + * 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 {
> + u_int64_t dqi_bgrace;
> + u_int64_t dqi_igrace;
> + u_int32_t dqi_flags;
> + u_int32_t dqi_valid;
> +};
> +
> +/* Quota format identifiers */
> +#define QFMT_VFS_OLD 1
> +#define QFMT_VFS_V0 2
> +
> +/* 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_ */
>
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