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1/*
2 * Copyright (c) 2000-2001 Christoph Hellwig.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
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.
13 *
14 * Alternatively, this software may be distributed under the terms of the
15 * GNU General Public License ("GPL").
16 *
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
27 * SUCH DAMAGE.
28 *
29 */
30#ifndef _VXFS_INODE_H_
31#define _VXFS_INODE_H_
32
33/*
34 * Veritas filesystem driver - inode structure.
35 *
36 * This file contains the definition of the disk and core
37 * inodes of the Veritas Filesystem.
38 */
39
40
41#define VXFS_ISIZE 0x100 /* Inode size */
42
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 */
47
48#define VXFS_TYPED_OFFSETMASK (0x00FFFFFFFFFFFFFFULL)
49#define VXFS_TYPED_TYPEMASK (0xFF00000000000000ULL)
50#define VXFS_TYPED_TYPESHIFT 56
51
52#define VXFS_TYPED_PER_BLOCK(sbp) \
53 ((sbp)->s_blocksize / sizeof(struct vxfs_typed))
54
55/*
56 * Possible extent descriptor types for %VXFS_ORG_TYPED extents.
57 */
58enum {
59 VXFS_TYPED_INDIRECT = 1,
60 VXFS_TYPED_DATA = 2,
61 VXFS_TYPED_INDIRECT_DEV4 = 3,
62 VXFS_TYPED_DATA_DEV4 = 4,
63};
64
65/*
66 * Data stored immediately in the inode.
67 */
68struct vxfs_immed {
69 u_int8_t vi_immed[VXFS_NIMMED];
70};
71
72struct vxfs_ext4 {
73 u_int32_t ve4_spare; /* ?? */
74 u_int32_t ve4_indsize; /* Indirect extent size */
75 vx_daddr_t ve4_indir[VXFS_NIADDR]; /* Indirect extents */
76 struct direct { /* Direct extents */
77 vx_daddr_t extent; /* Extent number */
78 int32_t size; /* Size of extent */
79 } ve4_direct[VXFS_NDADDR];
80};
81
82struct vxfs_typed {
83 u_int64_t vt_hdr; /* Header, 0xTTOOOOOOOOOOOOOO; T=type,O=offs */
84 vx_daddr_t vt_block; /* Extent block */
85 int32_t vt_size; /* Size in blocks */
86};
87
88struct vxfs_typed_dev4 {
89 u_int64_t vd4_hdr; /* Header, 0xTTOOOOOOOOOOOOOO; T=type,O=offs */
90 u_int64_t vd4_block; /* Extent block */
91 u_int64_t vd4_size; /* Size in blocks */
92 int32_t vd4_dev; /* Device ID */
93 u_int32_t __pad1;
94};
95
96/*
97 * The inode as contained on the physical device.
98 */
99struct vxfs_dinode {
100 int32_t vdi_mode;
101 u_int32_t vdi_nlink; /* Link count */
102 u_int32_t vdi_uid; /* UID */
103 u_int32_t vdi_gid; /* GID */
104 u_int64_t vdi_size; /* Inode size in bytes */
105 u_int32_t vdi_atime; /* Last time accessed - sec */
106 u_int32_t vdi_autime; /* Last time accessed - usec */
107 u_int32_t vdi_mtime; /* Last modify time - sec */
108 u_int32_t vdi_mutime; /* Last modify time - usec */
109 u_int32_t vdi_ctime; /* Create time - sec */
110 u_int32_t vdi_cutime; /* Create time - usec */
111 u_int8_t vdi_aflags; /* Allocation flags */
112 u_int8_t vdi_orgtype; /* Organisation type */
113 u_int16_t vdi_eopflags;
114 u_int32_t vdi_eopdata;
115 union {
116 u_int32_t rdev;
117 u_int32_t dotdot;
118 struct {
119 u_int32_t reserved;
120 u_int32_t fixextsize;
121 } i_regular;
122 struct {
123 u_int32_t matchino;
124 u_int32_t fsetindex;
125 } i_vxspec;
126 u_int64_t align;
127 } vdi_ftarea;
128 u_int32_t vdi_blocks; /* How much blocks does inode occupy */
129 u_int32_t vdi_gen; /* Inode generation */
130 u_int64_t vdi_version; /* Version */
131 union {
132 struct vxfs_immed immed;
133 struct vxfs_ext4 ext4;
134 struct vxfs_typed typed[VXFS_NTYPED];
135 } vdi_org;
136 u_int32_t vdi_iattrino;
137};
138
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
144
145#define vdi_immed vdi_org.immed
146#define vdi_ext4 vdi_org.ext4
147#define vdi_typed vdi_org.typed
148
149
150/*
151 * The inode as represented in the main memory.
152 *
153 * TBD: This should become a separate structure...
154 */
155#define vxfs_inode_info vxfs_dinode
156
157#define vii_mode vdi_mode
158#define vii_uid vdi_uid
159#define vii_gid vdi_gid
160#define vii_nlink vdi_nlink
161#define vii_size vdi_size
162#define vii_atime vdi_atime
163#define vii_ctime vdi_ctime
164#define vii_mtime vdi_mtime
165#define vii_blocks vdi_blocks
166#define vii_org vdi_org
167#define vii_orgtype vdi_orgtype
168#define vii_gen vdi_gen
169
170#define vii_rdev vdi_ftarea.rdev
171#define vii_dotdot vdi_ftarea.dotdot
172#define vii_fixextsize vdi_ftarea.regular.fixextsize
173#define vii_matchino vdi_ftarea.vxspec.matchino
174#define vii_fsetindex vdi_ftarea.vxspec.fsetindex
175
176#define vii_immed vdi_org.immed
177#define vii_ext4 vdi_org.ext4
178#define vii_typed vdi_org.typed
179
180#endif /* _VXFS_INODE_H_ */
1/*
2 * Copyright (c) 2000-2001 Christoph Hellwig.
3 * Copyright (c) 2016 Krzysztof Blaszkowski
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions, and the following disclaimer,
11 * without modification.
12 * 2. The name of the author may not be used to endorse or promote products
13 * derived from this software without specific prior written permission.
14 *
15 * Alternatively, this software may be distributed under the terms of the
16 * GNU General Public License ("GPL").
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
22 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 *
30 */
31#ifndef _VXFS_INODE_H_
32#define _VXFS_INODE_H_
33
34/*
35 * Veritas filesystem driver - inode structure.
36 *
37 * This file contains the definition of the disk and core
38 * inodes of the Veritas Filesystem.
39 */
40
41
42#define VXFS_ISIZE 0x100 /* Inode size */
43
44#define VXFS_NDADDR 10 /* Number of direct addrs in inode */
45#define VXFS_NIADDR 2 /* Number of indirect addrs in inode */
46#define VXFS_NIMMED 96 /* Size of immediate data in inode */
47#define VXFS_NTYPED 6 /* Num of typed extents */
48
49#define VXFS_TYPED_OFFSETMASK (0x00FFFFFFFFFFFFFFULL)
50#define VXFS_TYPED_TYPEMASK (0xFF00000000000000ULL)
51#define VXFS_TYPED_TYPESHIFT 56
52
53#define VXFS_TYPED_PER_BLOCK(sbp) \
54 ((sbp)->s_blocksize / sizeof(struct vxfs_typed))
55
56/*
57 * Possible extent descriptor types for %VXFS_ORG_TYPED extents.
58 */
59enum {
60 VXFS_TYPED_INDIRECT = 1,
61 VXFS_TYPED_DATA = 2,
62 VXFS_TYPED_INDIRECT_DEV4 = 3,
63 VXFS_TYPED_DATA_DEV4 = 4,
64};
65
66/*
67 * Data stored immediately in the inode.
68 */
69struct vxfs_immed {
70 __u8 vi_immed[VXFS_NIMMED];
71};
72
73struct vxfs_ext4 {
74 __fs32 ve4_spare; /* ?? */
75 __fs32 ve4_indsize; /* Indirect extent size */
76 __fs32 ve4_indir[VXFS_NIADDR]; /* Indirect extents */
77 struct direct { /* Direct extents */
78 __fs32 extent; /* Extent number */
79 __fs32 size; /* Size of extent */
80 } ve4_direct[VXFS_NDADDR];
81};
82
83struct vxfs_typed {
84 __fs64 vt_hdr; /* Header, 0xTTOOOOOOOOOOOOOO; T=type,O=offs */
85 __fs32 vt_block; /* Extent block */
86 __fs32 vt_size; /* Size in blocks */
87};
88
89struct vxfs_typed_dev4 {
90 __fs64 vd4_hdr; /* Header, 0xTTOOOOOOOOOOOOOO; T=type,O=offs */
91 __fs64 vd4_block; /* Extent block */
92 __fs64 vd4_size; /* Size in blocks */
93 __fs32 vd4_dev; /* Device ID */
94 __u8 __pad1;
95};
96
97/*
98 * The inode as contained on the physical device.
99 */
100struct vxfs_dinode {
101 __fs32 vdi_mode;
102 __fs32 vdi_nlink; /* Link count */
103 __fs32 vdi_uid; /* UID */
104 __fs32 vdi_gid; /* GID */
105 __fs64 vdi_size; /* Inode size in bytes */
106 __fs32 vdi_atime; /* Last time accessed - sec */
107 __fs32 vdi_autime; /* Last time accessed - usec */
108 __fs32 vdi_mtime; /* Last modify time - sec */
109 __fs32 vdi_mutime; /* Last modify time - usec */
110 __fs32 vdi_ctime; /* Create time - sec */
111 __fs32 vdi_cutime; /* Create time - usec */
112 __u8 vdi_aflags; /* Allocation flags */
113 __u8 vdi_orgtype; /* Organisation type */
114 __fs16 vdi_eopflags;
115 __fs32 vdi_eopdata;
116 union {
117 __fs32 rdev;
118 __fs32 dotdot;
119 struct {
120 __u32 reserved;
121 __fs32 fixextsize;
122 } i_regular;
123 struct {
124 __fs32 matchino;
125 __fs32 fsetindex;
126 } i_vxspec;
127 __u64 align;
128 } vdi_ftarea;
129 __fs32 vdi_blocks; /* How much blocks does inode occupy */
130 __fs32 vdi_gen; /* Inode generation */
131 __fs64 vdi_version; /* Version */
132 union {
133 struct vxfs_immed immed;
134 struct vxfs_ext4 ext4;
135 struct vxfs_typed typed[VXFS_NTYPED];
136 } vdi_org;
137 __fs32 vdi_iattrino;
138};
139
140#define vdi_rdev vdi_ftarea.rdev
141#define vdi_dotdot vdi_ftarea.dotdot
142#define vdi_fixextsize vdi_ftarea.regular.fixextsize
143#define vdi_matchino vdi_ftarea.vxspec.matchino
144#define vdi_fsetindex vdi_ftarea.vxspec.fsetindex
145
146#define vdi_immed vdi_org.immed
147#define vdi_ext4 vdi_org.ext4
148#define vdi_typed vdi_org.typed
149
150
151/*
152 * The inode as represented in the main memory.
153 */
154struct vxfs_inode_info {
155 struct inode vfs_inode;
156
157 __u32 vii_mode;
158 __u32 vii_nlink; /* Link count */
159 __u32 vii_uid; /* UID */
160 __u32 vii_gid; /* GID */
161 __u64 vii_size; /* Inode size in bytes */
162 __u32 vii_atime; /* Last time accessed - sec */
163 __u32 vii_autime; /* Last time accessed - usec */
164 __u32 vii_mtime; /* Last modify time - sec */
165 __u32 vii_mutime; /* Last modify time - usec */
166 __u32 vii_ctime; /* Create time - sec */
167 __u32 vii_cutime; /* Create time - usec */
168 __u8 vii_orgtype; /* Organisation type */
169 union {
170 __u32 rdev;
171 __u32 dotdot;
172 } vii_ftarea;
173 __u32 vii_blocks; /* How much blocks does inode occupy */
174 __u32 vii_gen; /* Inode generation */
175 union {
176 struct vxfs_immed immed;
177 struct vxfs_ext4 ext4;
178 struct vxfs_typed typed[VXFS_NTYPED];
179 } vii_org;
180};
181
182#define vii_rdev vii_ftarea.rdev
183#define vii_dotdot vii_ftarea.dotdot
184
185#define vii_immed vii_org.immed
186#define vii_ext4 vii_org.ext4
187#define vii_typed vii_org.typed
188
189static inline struct vxfs_inode_info *VXFS_INO(struct inode *inode)
190{
191 return container_of(inode, struct vxfs_inode_info, vfs_inode);
192}
193
194#endif /* _VXFS_INODE_H_ */