[linux-2.6-block.git] / fs / xfs / xfs_itable.h

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (c) 2000-2001 Silicon Graphics, Inc.  All Rights Reserved.
 */
#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,
			       int		*ubused,
			       int		*stat);

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

/*
 * 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 */
	size_t		statstruct_size,/* sizeof struct that we're filling */
	char		__user *ubuffer,/* buffer with inode stats */
	int		*done);		/* 1 if there are more stats to get */

typedef int (*bulkstat_one_fmt_pf)(  /* used size in bytes or negative error */
	void			__user *ubuffer, /* buffer to write to */
	int			ubsize,		 /* remaining user buffer sz */
	int			*ubused,	 /* bytes used by formatter */
	const xfs_bstat_t	*buffer);        /* buffer to read from */

int
xfs_bulkstat_one_int(
	xfs_mount_t		*mp,
	xfs_ino_t		ino,
	void			__user *buffer,
	int			ubsize,
	bulkstat_one_fmt_pf	formatter,
	int			*ubused,
	int			*stat);

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

typedef int (*inumbers_fmt_pf)(
	void			__user *ubuffer, /* buffer to write to */
	const xfs_inogrp_t	*buffer,	/* buffer to read from */
	long			count,		/* # of elements to read */
	long			*written);	/* # of bytes written */

int
xfs_inumbers_fmt(
	void			__user *ubuffer, /* buffer to write to */
	const xfs_inogrp_t	*buffer,	/* buffer to read from */
	long			count,		/* # of elements to read */
	long			*written);	/* # of bytes written */

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 */
	void			__user *buffer, /* buffer with inode info */
	inumbers_fmt_pf		formatter);

#endif	/* __XFS_ITABLE_H__ */
Commit	Line	Data
0b61f8a4	1	// SPDX-License-Identifier: GPL-2.0
1da177e4 LT	2	/*
1da177e4 LT	3	* Copyright (c) 2000-2001 Silicon Graphics, Inc. All Rights Reserved.
1da177e4 LT	4	*/
	5	#ifndef __XFS_ITABLE_H__
	6	#define __XFS_ITABLE_H__
	7
	8	/*
	9	* xfs_bulkstat() is used to fill in xfs_bstat structures as well as dm_stat
	10	* structures (by the dmi library). This is a pointer to a formatter function
	11	* that will iget the inode and fill in the appropriate structure.
	12	* see xfs_bulkstat_one() and xfs_dm_bulkstat_one() in dmapi_xfs.c
	13	*/
	14	typedef int (bulkstat_one_pf)(struct xfs_mount mp,
	15	xfs_ino_t ino,
	16	void __user *buffer,
	17	int ubsize,
1da177e4	18	int *ubused,
1da177e4 LT	19	int *stat);
	20
	21	/*
	22	* Values for stat return value.
	23	*/
8b56f083 NS	24	#define BULKSTAT_RV_NOTHING 0
	25	#define BULKSTAT_RV_DIDONE 1
	26	#define BULKSTAT_RV_GIVEUP 2
1da177e4	27
1da177e4 LT	28	/*
	29	* Return stat information in bulk (by-inode) for the filesystem.
	30	*/
	31	int /* error status */
	32	xfs_bulkstat(
	33	xfs_mount_t mp, / mount point for filesystem */
	34	xfs_ino_t lastino, / last inode returned */
	35	int count, / size of buffer/count returned */
	36	bulkstat_one_pf formatter, /* func that'd fill a single buf */
1da177e4 LT	37	size_t statstruct_size,/* sizeof struct that we're filling */
1da177e4 LT	38	char __user ubuffer,/ buffer with inode stats */
c41564b5	39	int done); / 1 if there are more stats to get */
1da177e4	40
faa63e95 MM	41	typedef int (bulkstat_one_fmt_pf)( / used size in bytes or negative error */
faa63e95 MM	42	void __user ubuffer, / buffer to write to */
65fbaf24	43	int ubsize, /* remaining user buffer sz */
65fbaf24	44	int ubused, / bytes used by formatter */
faa63e95 MM	45	const xfs_bstat_t buffer); / buffer to read from */
faa63e95 MM	46
2ee4fa5c	47	int
	48	xfs_bulkstat_one_int(
	49	xfs_mount_t *mp,
	50	xfs_ino_t ino,
	51	void __user *buffer,
	52	int ubsize,
	53	bulkstat_one_fmt_pf formatter,
2ee4fa5c	54	int *ubused,
2ee4fa5c	55	int *stat);
2ee4fa5c	56
1da177e4 LT	57	int
	58	xfs_bulkstat_one(
	59	xfs_mount_t *mp,
	60	xfs_ino_t ino,
	61	void __user *buffer,
	62	int ubsize,
1da177e4	63	int *ubused,
1da177e4 LT	64	int *stat);
1da177e4 LT	65
faa63e95 MM	66	typedef int (*inumbers_fmt_pf)(
	67	void __user ubuffer, / buffer to write to */
	68	const xfs_inogrp_t buffer, / buffer to read from */
	69	long count, /* # of elements to read */
	70	long written); / # of bytes written */
	71
	72	int
	73	xfs_inumbers_fmt(
	74	void __user ubuffer, / buffer to write to */
	75	const xfs_inogrp_t buffer, / buffer to read from */
	76	long count, /* # of elements to read */
	77	long written); / # of bytes written */
	78
1da177e4 LT	79	int /* error status */
	80	xfs_inumbers(
	81	xfs_mount_t mp, / mount point for filesystem */
	82	xfs_ino_t last, / last inode returned */
	83	int count, / size of buffer/count returned */
faa63e95 MM	84	void __user buffer, / buffer with inode info */
faa63e95 MM	85	inumbers_fmt_pf formatter);
1da177e4 LT	86
1da177e4 LT	87	#endif /* __XFS_ITABLE_H__ */