| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2000-2001 Silicon Graphics, Inc. All Rights Reserved. |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify it |
| 5 | * under the terms of version 2 of the GNU General Public License as |
| 6 | * published by the Free Software Foundation. |
| 7 | * |
| 8 | * This program is distributed in the hope that it would be useful, but |
| 9 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
| 11 | * |
| 12 | * Further, this software is distributed without any warranty that it is |
| 13 | * free of the rightful claim of any third person regarding infringement |
| 14 | * or the like. Any license provided herein, whether implied or |
| 15 | * otherwise, applies only to this software file. Patent licenses, if |
| 16 | * any, provided herein do not apply to combinations of this program with |
| 17 | * other software, or any other product whatsoever. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License along |
| 20 | * with this program; if not, write the Free Software Foundation, Inc., 59 |
| 21 | * Temple Place - Suite 330, Boston MA 02111-1307, USA. |
| 22 | * |
| 23 | * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, |
| 24 | * Mountain View, CA 94043, or: |
| 25 | * |
| 26 | * http://www.sgi.com |
| 27 | * |
| 28 | * For further information regarding this notice, see: |
| 29 | * |
| 30 | * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/ |
| 31 | */ |
| 32 | #ifndef __XFS_ITABLE_H__ |
| 33 | #define __XFS_ITABLE_H__ |
| 34 | |
| 35 | /* |
| 36 | * xfs_bulkstat() is used to fill in xfs_bstat structures as well as dm_stat |
| 37 | * structures (by the dmi library). This is a pointer to a formatter function |
| 38 | * that will iget the inode and fill in the appropriate structure. |
| 39 | * see xfs_bulkstat_one() and xfs_dm_bulkstat_one() in dmapi_xfs.c |
| 40 | */ |
| 41 | typedef int (*bulkstat_one_pf)(struct xfs_mount *mp, |
| 42 | xfs_ino_t ino, |
| 43 | void __user *buffer, |
| 44 | int ubsize, |
| 45 | void *private_data, |
| 46 | xfs_daddr_t bno, |
| 47 | int *ubused, |
| 48 | void *dip, |
| 49 | int *stat); |
| 50 | |
| 51 | /* |
| 52 | * Values for stat return value. |
| 53 | */ |
| 54 | #define BULKSTAT_RV_NOTHING 0 |
| 55 | #define BULKSTAT_RV_DIDONE 1 |
| 56 | #define BULKSTAT_RV_GIVEUP 2 |
| 57 | |
| 58 | /* |
| 59 | * Values for bulkstat flag argument. |
| 60 | */ |
| 61 | #define BULKSTAT_FG_IGET 0x1 /* Go through the buffer cache */ |
| 62 | #define BULKSTAT_FG_QUICK 0x2 /* No iget, walk the dinode cluster */ |
| 63 | #define BULKSTAT_FG_VFSLOCKED 0x4 /* Already have vfs lock */ |
| 64 | |
| 65 | /* |
| 66 | * Return stat information in bulk (by-inode) for the filesystem. |
| 67 | */ |
| 68 | int /* error status */ |
| 69 | xfs_bulkstat( |
| 70 | xfs_mount_t *mp, /* mount point for filesystem */ |
| 71 | xfs_ino_t *lastino, /* last inode returned */ |
| 72 | int *count, /* size of buffer/count returned */ |
| 73 | bulkstat_one_pf formatter, /* func that'd fill a single buf */ |
| 74 | void *private_data, /* private data for formatter */ |
| 75 | size_t statstruct_size,/* sizeof struct that we're filling */ |
| 76 | char __user *ubuffer,/* buffer with inode stats */ |
| 77 | int flags, /* flag to control access method */ |
| 78 | int *done); /* 1 if there're more stats to get */ |
| 79 | |
| 80 | int |
| 81 | xfs_bulkstat_single( |
| 82 | xfs_mount_t *mp, |
| 83 | xfs_ino_t *lastinop, |
| 84 | char __user *buffer, |
| 85 | int *done); |
| 86 | |
| 87 | int |
| 88 | xfs_bulkstat_one( |
| 89 | xfs_mount_t *mp, |
| 90 | xfs_ino_t ino, |
| 91 | void __user *buffer, |
| 92 | int ubsize, |
| 93 | void *private_data, |
| 94 | xfs_daddr_t bno, |
| 95 | int *ubused, |
| 96 | void *dibuff, |
| 97 | int *stat); |
| 98 | |
| 99 | int /* error status */ |
| 100 | xfs_inumbers( |
| 101 | xfs_mount_t *mp, /* mount point for filesystem */ |
| 102 | xfs_ino_t *last, /* last inode returned */ |
| 103 | int *count, /* size of buffer/count returned */ |
| 104 | xfs_inogrp_t __user *buffer);/* buffer with inode info */ |
| 105 | |
| 106 | #endif /* __XFS_ITABLE_H__ */ |