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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 |
5 | * modify it under the terms of the GNU General Public License as | |
1da177e4 LT |
6 | * published by the Free Software Foundation. |
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, | |
1da177e4 | 30 | int *ubused, |
1da177e4 LT |
31 | int *stat); |
32 | ||
1e773c49 JL |
33 | struct xfs_bulkstat_agichunk { |
34 | xfs_ino_t ac_lastino; /* last inode returned */ | |
35 | char __user **ac_ubuffer;/* pointer into user's buffer */ | |
36 | int ac_ubleft; /* bytes left in user's buffer */ | |
37 | int ac_ubelem; /* spaces used in user's buffer */ | |
38 | }; | |
39 | ||
40 | int | |
41 | xfs_bulkstat_ag_ichunk( | |
42 | struct xfs_mount *mp, | |
43 | xfs_agnumber_t agno, | |
44 | struct xfs_inobt_rec_incore *irbp, | |
45 | bulkstat_one_pf formatter, | |
46 | size_t statstruct_size, | |
47 | struct xfs_bulkstat_agichunk *acp); | |
48 | ||
1da177e4 LT |
49 | /* |
50 | * Values for stat return value. | |
51 | */ | |
8b56f083 NS |
52 | #define BULKSTAT_RV_NOTHING 0 |
53 | #define BULKSTAT_RV_DIDONE 1 | |
54 | #define BULKSTAT_RV_GIVEUP 2 | |
1da177e4 | 55 | |
1da177e4 LT |
56 | /* |
57 | * Return stat information in bulk (by-inode) for the filesystem. | |
58 | */ | |
59 | int /* error status */ | |
60 | xfs_bulkstat( | |
61 | xfs_mount_t *mp, /* mount point for filesystem */ | |
62 | xfs_ino_t *lastino, /* last inode returned */ | |
63 | int *count, /* size of buffer/count returned */ | |
64 | bulkstat_one_pf formatter, /* func that'd fill a single buf */ | |
1da177e4 LT |
65 | size_t statstruct_size,/* sizeof struct that we're filling */ |
66 | char __user *ubuffer,/* buffer with inode stats */ | |
c41564b5 | 67 | int *done); /* 1 if there are more stats to get */ |
1da177e4 | 68 | |
faa63e95 MM |
69 | typedef int (*bulkstat_one_fmt_pf)( /* used size in bytes or negative error */ |
70 | void __user *ubuffer, /* buffer to write to */ | |
65fbaf24 | 71 | int ubsize, /* remaining user buffer sz */ |
72 | int *ubused, /* bytes used by formatter */ | |
faa63e95 MM |
73 | const xfs_bstat_t *buffer); /* buffer to read from */ |
74 | ||
2ee4fa5c | 75 | int |
76 | xfs_bulkstat_one_int( | |
77 | xfs_mount_t *mp, | |
78 | xfs_ino_t ino, | |
79 | void __user *buffer, | |
80 | int ubsize, | |
81 | bulkstat_one_fmt_pf formatter, | |
2ee4fa5c | 82 | int *ubused, |
2ee4fa5c | 83 | int *stat); |
84 | ||
1da177e4 LT |
85 | int |
86 | xfs_bulkstat_one( | |
87 | xfs_mount_t *mp, | |
88 | xfs_ino_t ino, | |
89 | void __user *buffer, | |
90 | int ubsize, | |
1da177e4 | 91 | int *ubused, |
1da177e4 LT |
92 | int *stat); |
93 | ||
faa63e95 MM |
94 | typedef int (*inumbers_fmt_pf)( |
95 | void __user *ubuffer, /* buffer to write to */ | |
96 | const xfs_inogrp_t *buffer, /* buffer to read from */ | |
97 | long count, /* # of elements to read */ | |
98 | long *written); /* # of bytes written */ | |
99 | ||
100 | int | |
101 | xfs_inumbers_fmt( | |
102 | void __user *ubuffer, /* buffer to write to */ | |
103 | const xfs_inogrp_t *buffer, /* buffer to read from */ | |
104 | long count, /* # of elements to read */ | |
105 | long *written); /* # of bytes written */ | |
106 | ||
1da177e4 LT |
107 | int /* error status */ |
108 | xfs_inumbers( | |
109 | xfs_mount_t *mp, /* mount point for filesystem */ | |
110 | xfs_ino_t *last, /* last inode returned */ | |
111 | int *count, /* size of buffer/count returned */ | |
faa63e95 MM |
112 | void __user *buffer, /* buffer with inode info */ |
113 | inumbers_fmt_pf formatter); | |
1da177e4 LT |
114 | |
115 | #endif /* __XFS_ITABLE_H__ */ |