[net-next-2.6.git] / fs / xfs / xfs_itable.h

/*
 * Copyright (c) 2000-2001 Silicon Graphics, Inc.  All Rights Reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it would be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write the Free Software Foundation,
 * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
#ifndef __XFS_ITABLE_H__
#define	__XFS_ITABLE_H__

/*
 * xfs_bulkstat() is used to fill in xfs_bstat structures as well as dm_stat
 * structures (by the dmi library). This is a pointer to a formatter function
 * that will iget the inode and fill in the appropriate structure.
 * see xfs_bulkstat_one() and xfs_dm_bulkstat_one() in dmapi_xfs.c
 */
typedef int (*bulkstat_one_pf)(struct xfs_mount	*mp,
			       xfs_ino_t	ino,
			       void		__user *buffer,
			       int		ubsize,
			       void		*private_data,
			       xfs_daddr_t	bno,
			       int		*ubused,
			       void		*dip,
			       int		*stat);

/*
 * Values for stat return value.
 */
#define	BULKSTAT_RV_NOTHING	0
#define	BULKSTAT_RV_DIDONE	1
#define	BULKSTAT_RV_GIVEUP	2

/*
 * Values for bulkstat flag argument.
 */
#define	BULKSTAT_FG_IGET	0x1	/* Go through the buffer cache */
#define	BULKSTAT_FG_QUICK	0x2	/* No iget, walk the dinode cluster */

/*
 * Return stat information in bulk (by-inode) for the filesystem.
 */
int					/* error status */
xfs_bulkstat(
	xfs_mount_t	*mp,		/* mount point for filesystem */
	xfs_ino_t	*lastino,	/* last inode returned */
	int		*count,		/* size of buffer/count returned */
	bulkstat_one_pf formatter,	/* func that'd fill a single buf */
	void		*private_data,	/* private data for formatter */
	size_t		statstruct_size,/* sizeof struct that we're filling */
	char		__user *ubuffer,/* buffer with inode stats */
	int		flags,		/* flag to control access method */
	int		*done);		/* 1 if there are more stats to get */

int
xfs_bulkstat_single(
	xfs_mount_t		*mp,
	xfs_ino_t		*lastinop,
	char			__user *buffer,
	int			*done);

int
xfs_bulkstat_one(
	xfs_mount_t		*mp,
	xfs_ino_t		ino,
	void			__user *buffer,
	int			ubsize,
	void			*private_data,
	xfs_daddr_t		bno,
	int			*ubused,
	void			*dibuff,
	int			*stat);

int					/* error status */
xfs_inumbers(
	xfs_mount_t		*mp,	/* mount point for filesystem */
	xfs_ino_t		*last,	/* last inode returned */
	int			*count,	/* size of buffer/count returned */
	xfs_inogrp_t		__user *buffer);/* buffer with inode info */

#endif	/* __XFS_ITABLE_H__ */
Commit	Line	Data
1da177e4 LT	1	/*
	2	* Copyright (c) 2000-2001 Silicon Graphics, Inc. All Rights Reserved.
	3	*
7b718769 NS	4	* This program is free software; you can redistribute it and/or
7b718769 NS	5	* modify it under the terms of the GNU General Public License as
1da177e4 LT	6	* published by the Free Software Foundation.
1da177e4 LT	7	*
7b718769 NS	8	* This program is distributed in the hope that it would be useful,
	9	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	10	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	11	* GNU General Public License for more details.
1da177e4	12	*
7b718769 NS	13	* You should have received a copy of the GNU General Public License
	14	* along with this program; if not, write the Free Software Foundation,
	15	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
1da177e4 LT	16	*/
	17	#ifndef __XFS_ITABLE_H__
	18	#define __XFS_ITABLE_H__
	19
	20	/*
	21	* xfs_bulkstat() is used to fill in xfs_bstat structures as well as dm_stat
	22	* structures (by the dmi library). This is a pointer to a formatter function
	23	* that will iget the inode and fill in the appropriate structure.
	24	* see xfs_bulkstat_one() and xfs_dm_bulkstat_one() in dmapi_xfs.c
	25	*/
	26	typedef int (bulkstat_one_pf)(struct xfs_mount mp,
	27	xfs_ino_t ino,
	28	void __user *buffer,
	29	int ubsize,
	30	void *private_data,
	31	xfs_daddr_t bno,
	32	int *ubused,
	33	void *dip,
	34	int *stat);
	35
	36	/*
	37	* Values for stat return value.
	38	*/
	39	#define BULKSTAT_RV_NOTHING 0
	40	#define BULKSTAT_RV_DIDONE 1
	41	#define BULKSTAT_RV_GIVEUP 2
	42
	43	/*
	44	* Values for bulkstat flag argument.
	45	*/
	46	#define BULKSTAT_FG_IGET 0x1 /* Go through the buffer cache */
	47	#define BULKSTAT_FG_QUICK 0x2 /* No iget, walk the dinode cluster */
1da177e4 LT	48
	49	/*
	50	* Return stat information in bulk (by-inode) for the filesystem.
	51	*/
	52	int /* error status */
	53	xfs_bulkstat(
	54	xfs_mount_t mp, / mount point for filesystem */
	55	xfs_ino_t lastino, / last inode returned */
	56	int count, / size of buffer/count returned */
	57	bulkstat_one_pf formatter, /* func that'd fill a single buf */
	58	void private_data, / private data for formatter */
	59	size_t statstruct_size,/* sizeof struct that we're filling */
	60	char __user ubuffer,/ buffer with inode stats */
	61	int flags, /* flag to control access method */
c41564b5	62	int done); / 1 if there are more stats to get */
1da177e4 LT	63
	64	int
	65	xfs_bulkstat_single(
	66	xfs_mount_t *mp,
	67	xfs_ino_t *lastinop,
	68	char __user *buffer,
	69	int *done);
	70
	71	int
	72	xfs_bulkstat_one(
	73	xfs_mount_t *mp,
	74	xfs_ino_t ino,
	75	void __user *buffer,
	76	int ubsize,
	77	void *private_data,
	78	xfs_daddr_t bno,
	79	int *ubused,
	80	void *dibuff,
	81	int *stat);
	82
	83	int /* error status */
	84	xfs_inumbers(
	85	xfs_mount_t mp, / mount point for filesystem */
	86	xfs_ino_t last, / last inode returned */
	87	int count, / size of buffer/count returned */
	88	xfs_inogrp_t __user buffer);/ buffer with inode info */
	89
	90	#endif /* __XFS_ITABLE_H__ */