1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
package btrfsitem
import (
"lukeshu.com/btrfs-tools/pkg/binstruct"
"lukeshu.com/btrfs-tools/pkg/btrfs/internal"
"lukeshu.com/btrfs-tools/pkg/util"
)
type Inode struct { // INODE_ITEM=1
Generation internal.Generation `bin:"off=0x0, siz=0x8"`
TransID int64 `bin:"off=0x8, siz=0x8"`
Size int64 `bin:"off=0x10, siz=0x8"`
NumBytes int64 `bin:"off=0x18, siz=0x8"`
BlockGroup int64 `bin:"off=0x20, siz=0x8"`
NLink int32 `bin:"off=0x28, siz=0x4"`
UID int32 `bin:"off=0x2C, siz=0x4"`
GID int32 `bin:"off=0x30, siz=0x4"`
Mode int32 `bin:"off=0x34, siz=0x4"`
RDev int64 `bin:"off=0x38, siz=0x8"`
Flags InodeFlags `bin:"off=0x40, siz=0x8"`
Sequence int64 `bin:"off=0x48, siz=0x8"`
Reserved [4]int64 `bin:"off=0x50, siz=0x20"`
ATime internal.Time `bin:"off=0x70, siz=0xc"`
CTime internal.Time `bin:"off=0x7c, siz=0xc"`
MTime internal.Time `bin:"off=0x88, siz=0xc"`
OTime internal.Time `bin:"off=0x94, siz=0xc"`
binstruct.End `bin:"off=0xa0"`
}
type InodeFlags uint64
const (
INODE_NODATASUM = InodeFlags(1 << iota)
INODE_NODATACOW
INODE_READONLY
INODE_NOCOMPRESS
INODE_PREALLOC
INODE_SYNC
INODE_IMMUTABLE
INODE_APPEND
INODE_NODUMP
INODE_NOATIME
INODE_DIRSYNC
INODE_COMPRESS
)
var inodeFlagNames = []string{
"NODATASUM",
"NODATACOW",
"READONLY",
"NOCOMPRESS",
"PREALLOC",
"SYNC",
"IMMUTABLE",
"APPEND",
"NODUMP",
"NOATIME",
"DIRSYNC",
"COMPRESS",
}
func (f InodeFlags) Has(req InodeFlags) bool { return f&req == req }
func (f InodeFlags) String() string { return util.BitfieldString(f, inodeFlagNames, util.HexLower) }
|