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1da177e4 LT |
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__ */ |