2 * Copyright (c) 2000-2001 Christoph Hellwig.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions, and the following disclaimer,
10 * without modification.
11 * 2. The name of the author may not be used to endorse or promote products
12 * derived from this software without specific prior written permission.
14 * Alternatively, this software may be distributed under the terms of the
15 * GNU General Public License ("GPL").
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
21 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #ifndef _VXFS_INODE_H_
31 #define _VXFS_INODE_H_
34 * Veritas filesystem driver - inode structure.
36 * This file contains the definition of the disk and core
37 * inodes of the Veritas Filesystem.
41 #define VXFS_ISIZE 0x100 /* Inode size */
43 #define VXFS_NDADDR 10 /* Number of direct addrs in inode */
44 #define VXFS_NIADDR 2 /* Number of indirect addrs in inode */
45 #define VXFS_NIMMED 96 /* Size of immediate data in inode */
46 #define VXFS_NTYPED 6 /* Num of typed extents */
48 #define VXFS_TYPED_OFFSETMASK (0x00FFFFFFFFFFFFFFULL)
49 #define VXFS_TYPED_TYPEMASK (0xFF00000000000000ULL)
50 #define VXFS_TYPED_TYPESHIFT 56
52 #define VXFS_TYPED_PER_BLOCK(sbp) \
53 ((sbp)->s_blocksize / sizeof(struct vxfs_typed))
56 * Possible extent descriptor types for %VXFS_ORG_TYPED extents.
59 VXFS_TYPED_INDIRECT = 1,
61 VXFS_TYPED_INDIRECT_DEV4 = 3,
62 VXFS_TYPED_DATA_DEV4 = 4,
66 * Data stored immediately in the inode.
69 __u8 vi_immed[VXFS_NIMMED];
73 __fs32 ve4_spare; /* ?? */
74 __fs32 ve4_indsize; /* Indirect extent size */
75 __fs32 ve4_indir[VXFS_NIADDR]; /* Indirect extents */
76 struct direct { /* Direct extents */
77 __fs32 extent; /* Extent number */
78 __fs32 size; /* Size of extent */
79 } ve4_direct[VXFS_NDADDR];
83 __fs64 vt_hdr; /* Header, 0xTTOOOOOOOOOOOOOO; T=type,O=offs */
84 __fs32 vt_block; /* Extent block */
85 __fs32 vt_size; /* Size in blocks */
88 struct vxfs_typed_dev4 {
89 __fs64 vd4_hdr; /* Header, 0xTTOOOOOOOOOOOOOO; T=type,O=offs */
90 __fs64 vd4_block; /* Extent block */
91 __fs64 vd4_size; /* Size in blocks */
92 __fs32 vd4_dev; /* Device ID */
97 * The inode as contained on the physical device.
101 __fs32 vdi_nlink; /* Link count */
102 __fs32 vdi_uid; /* UID */
103 __fs32 vdi_gid; /* GID */
104 __fs64 vdi_size; /* Inode size in bytes */
105 __fs32 vdi_atime; /* Last time accessed - sec */
106 __fs32 vdi_autime; /* Last time accessed - usec */
107 __fs32 vdi_mtime; /* Last modify time - sec */
108 __fs32 vdi_mutime; /* Last modify time - usec */
109 __fs32 vdi_ctime; /* Create time - sec */
110 __fs32 vdi_cutime; /* Create time - usec */
111 __u8 vdi_aflags; /* Allocation flags */
112 __u8 vdi_orgtype; /* Organisation type */
128 __fs32 vdi_blocks; /* How much blocks does inode occupy */
129 __fs32 vdi_gen; /* Inode generation */
130 __fs64 vdi_version; /* Version */
132 struct vxfs_immed immed;
133 struct vxfs_ext4 ext4;
134 struct vxfs_typed typed[VXFS_NTYPED];
139 #define vdi_rdev vdi_ftarea.rdev
140 #define vdi_dotdot vdi_ftarea.dotdot
141 #define vdi_fixextsize vdi_ftarea.regular.fixextsize
142 #define vdi_matchino vdi_ftarea.vxspec.matchino
143 #define vdi_fsetindex vdi_ftarea.vxspec.fsetindex
145 #define vdi_immed vdi_org.immed
146 #define vdi_ext4 vdi_org.ext4
147 #define vdi_typed vdi_org.typed
151 * The inode as represented in the main memory.
153 struct vxfs_inode_info {
155 __u32 vii_nlink; /* Link count */
156 __u32 vii_uid; /* UID */
157 __u32 vii_gid; /* GID */
158 __u64 vii_size; /* Inode size in bytes */
159 __u32 vii_atime; /* Last time accessed - sec */
160 __u32 vii_autime; /* Last time accessed - usec */
161 __u32 vii_mtime; /* Last modify time - sec */
162 __u32 vii_mutime; /* Last modify time - usec */
163 __u32 vii_ctime; /* Create time - sec */
164 __u32 vii_cutime; /* Create time - usec */
165 __u8 vii_orgtype; /* Organisation type */
170 __u32 vii_blocks; /* How much blocks does inode occupy */
171 __u32 vii_gen; /* Inode generation */
173 struct vxfs_immed immed;
174 struct vxfs_ext4 ext4;
175 struct vxfs_typed typed[VXFS_NTYPED];
179 #define vii_rdev vii_ftarea.rdev
180 #define vii_dotdot vii_ftarea.dotdot
182 #define vii_immed vii_org.immed
183 #define vii_ext4 vii_org.ext4
184 #define vii_typed vii_org.typed
186 #endif /* _VXFS_INODE_H_ */