blob: d3ae57331c8a6875fcca5106351aa0dc2b0fc328 (
plain)
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
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
|
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
#pragma once
#include "macro.h"
#include "sparse-endian.h"
/* Stolen from btrfs' ctree.h */
struct btrfs_timespec {
le64_t sec;
le32_t nsec;
} _packed_;
struct btrfs_disk_key {
le64_t objectid;
uint8_t type;
le64_t offset;
} _packed_;
struct btrfs_inode_item {
le64_t generation;
le64_t transid;
le64_t size;
le64_t nbytes;
le64_t block_group;
le32_t nlink;
le32_t uid;
le32_t gid;
le32_t mode;
le64_t rdev;
le64_t flags;
le64_t sequence;
le64_t reserved[4];
struct btrfs_timespec atime;
struct btrfs_timespec ctime;
struct btrfs_timespec mtime;
struct btrfs_timespec otime;
} _packed_;
struct btrfs_root_item {
struct btrfs_inode_item inode;
le64_t generation;
le64_t root_dirid;
le64_t bytenr;
le64_t byte_limit;
le64_t bytes_used;
le64_t last_snapshot;
le64_t flags;
le32_t refs;
struct btrfs_disk_key drop_progress;
uint8_t drop_level;
uint8_t level;
le64_t generation_v2;
uint8_t uuid[BTRFS_UUID_SIZE];
uint8_t parent_uuid[BTRFS_UUID_SIZE];
uint8_t received_uuid[BTRFS_UUID_SIZE];
le64_t ctransid;
le64_t otransid;
le64_t stransid;
le64_t rtransid;
struct btrfs_timespec ctime;
struct btrfs_timespec otime;
struct btrfs_timespec stime;
struct btrfs_timespec rtime;
le64_t reserved[8];
} _packed_;
#define BTRFS_ROOT_SUBVOL_RDONLY (1ULL << 0)
struct btrfs_qgroup_info_item {
le64_t generation;
le64_t rfer;
le64_t rfer_cmpr;
le64_t excl;
le64_t excl_cmpr;
} _packed_;
#define BTRFS_QGROUP_LIMIT_MAX_RFER (1ULL << 0)
#define BTRFS_QGROUP_LIMIT_MAX_EXCL (1ULL << 1)
#define BTRFS_QGROUP_LIMIT_RSV_RFER (1ULL << 2)
#define BTRFS_QGROUP_LIMIT_RSV_EXCL (1ULL << 3)
#define BTRFS_QGROUP_LIMIT_RFER_CMPR (1ULL << 4)
#define BTRFS_QGROUP_LIMIT_EXCL_CMPR (1ULL << 5)
struct btrfs_qgroup_limit_item {
le64_t flags;
le64_t max_rfer;
le64_t max_excl;
le64_t rsv_rfer;
le64_t rsv_excl;
} _packed_;
struct btrfs_root_ref {
le64_t dirid;
le64_t sequence;
le16_t name_len;
} _packed_;
|
