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Commit | Line | Data |
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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
0ef6f454 LP |
2 | #pragma once |
3 | ||
d7c7c334 | 4 | #include <stdbool.h> |
11c3a366 | 5 | #include <stdint.h> |
d7c7c334 LP |
6 | #include <sys/types.h> |
7 | ||
11c3a366 TA |
8 | #include "sd-id128.h" |
9 | ||
b3cade0c | 10 | #include "copy.h" |
10f9c755 LP |
11 | #include "time-util.h" |
12 | ||
13 | typedef struct BtrfsSubvolInfo { | |
14 | uint64_t subvol_id; | |
15 | usec_t otime; | |
16 | ||
17 | sd_id128_t uuid; | |
18 | sd_id128_t parent_uuid; | |
19 | ||
20 | bool read_only; | |
21 | } BtrfsSubvolInfo; | |
22 | ||
b6b18498 | 23 | typedef struct BtrfsQuotaInfo { |
cb81cd80 | 24 | uint64_t referenced; |
b6b18498 | 25 | uint64_t exclusive; |
cb81cd80 | 26 | uint64_t referenced_max; |
b6b18498 LP |
27 | uint64_t exclusive_max; |
28 | } BtrfsQuotaInfo; | |
29 | ||
e9bc1871 | 30 | typedef enum BtrfsSnapshotFlags { |
be0b7a1a LP |
31 | BTRFS_SNAPSHOT_FALLBACK_COPY = 1 << 0, /* If the source isn't a subvolume, reflink everything */ |
32 | BTRFS_SNAPSHOT_READ_ONLY = 1 << 1, | |
33 | BTRFS_SNAPSHOT_RECURSIVE = 1 << 2, | |
34 | BTRFS_SNAPSHOT_QUOTA = 1 << 3, | |
35 | BTRFS_SNAPSHOT_FALLBACK_DIRECTORY = 1 << 4, /* If the destination doesn't support subvolumes, reflink/copy instead */ | |
36 | BTRFS_SNAPSHOT_FALLBACK_IMMUTABLE = 1 << 5, /* When we can't create a subvolume, use the FS_IMMUTABLE attribute for indicating read-only */ | |
e9bc1871 LP |
37 | } BtrfsSnapshotFlags; |
38 | ||
5bcd08db | 39 | typedef enum BtrfsRemoveFlags { |
be0b7a1a LP |
40 | BTRFS_REMOVE_RECURSIVE = 1 << 0, |
41 | BTRFS_REMOVE_QUOTA = 1 << 1, | |
5bcd08db LP |
42 | } BtrfsRemoveFlags; |
43 | ||
21222ea5 | 44 | int btrfs_is_filesystem(int fd); |
2904e949 LP |
45 | |
46 | int btrfs_is_subvol_fd(int fd); | |
47 | int btrfs_is_subvol(const char *path); | |
d7c7c334 | 48 | |
5bcd08db LP |
49 | int btrfs_reflink(int infd, int outfd); |
50 | int btrfs_clone_range(int infd, uint64_t in_offset, int ofd, uint64_t out_offset, uint64_t sz); | |
51 | ||
52 | int btrfs_get_block_device_fd(int fd, dev_t *dev); | |
53 | int btrfs_get_block_device(const char *path, dev_t *dev); | |
54 | ||
55 | int btrfs_defrag_fd(int fd); | |
56 | int btrfs_defrag(const char *p); | |
57 | ||
58 | int btrfs_quota_enable_fd(int fd, bool b); | |
59 | int btrfs_quota_enable(const char *path, bool b); | |
60 | ||
61 | int btrfs_quota_scan_start(int fd); | |
62 | int btrfs_quota_scan_wait(int fd); | |
63 | int btrfs_quota_scan_ongoing(int fd); | |
64 | ||
d7c7c334 | 65 | int btrfs_subvol_make(const char *path); |
62f9666a | 66 | int btrfs_subvol_make_fd(int fd, const char *subvolume); |
587fec42 | 67 | |
b3cade0c LP |
68 | int btrfs_subvol_snapshot_fd_full(int old_fd, const char *new_path, BtrfsSnapshotFlags flags, copy_progress_path_t progress_path, copy_progress_bytes_t progress_bytes, void *userdata); |
69 | static inline int btrfs_subvol_snapshot_fd(int old_fd, const char *new_path, BtrfsSnapshotFlags flags) { | |
70 | return btrfs_subvol_snapshot_fd_full(old_fd, new_path, flags, NULL, NULL, NULL); | |
71 | } | |
72 | ||
73 | int btrfs_subvol_snapshot_full(const char *old_path, const char *new_path, BtrfsSnapshotFlags flags, copy_progress_path_t progress_path, copy_progress_bytes_t progress_bytes, void *userdata); | |
74 | static inline int btrfs_subvol_snapshot(const char *old_path, const char *new_path, BtrfsSnapshotFlags flags) { | |
75 | return btrfs_subvol_snapshot_full(old_path, new_path, flags, NULL, NULL, NULL); | |
76 | } | |
10f9c755 | 77 | |
5bcd08db LP |
78 | int btrfs_subvol_remove(const char *path, BtrfsRemoveFlags flags); |
79 | int btrfs_subvol_remove_fd(int fd, const char *subvolume, BtrfsRemoveFlags flags); | |
80 | ||
0d6e763b | 81 | int btrfs_subvol_set_read_only_fd(int fd, bool b); |
10f9c755 LP |
82 | int btrfs_subvol_set_read_only(const char *path, bool b); |
83 | int btrfs_subvol_get_read_only_fd(int fd); | |
5bcd08db | 84 | |
90578cbd | 85 | int btrfs_subvol_get_id(int fd, const char *subvolume, uint64_t *ret); |
10f9c755 | 86 | int btrfs_subvol_get_id_fd(int fd, uint64_t *ret); |
5bcd08db | 87 | int btrfs_subvol_get_parent(int fd, uint64_t subvol_id, uint64_t *ret); |
d7c7c334 | 88 | |
5bcd08db | 89 | int btrfs_subvol_get_info_fd(int fd, uint64_t subvol_id, BtrfsSubvolInfo *info); |
d7c7c334 | 90 | |
5bcd08db | 91 | int btrfs_subvol_find_subtree_qgroup(int fd, uint64_t subvol_id, uint64_t *ret); |
f27a3864 | 92 | |
5bcd08db LP |
93 | int btrfs_subvol_get_subtree_quota(const char *path, uint64_t subvol_id, BtrfsQuotaInfo *quota); |
94 | int btrfs_subvol_get_subtree_quota_fd(int fd, uint64_t subvol_id, BtrfsQuotaInfo *quota); | |
754061ce | 95 | |
5bcd08db LP |
96 | int btrfs_subvol_set_subtree_quota_limit(const char *path, uint64_t subvol_id, uint64_t referenced_max); |
97 | int btrfs_subvol_set_subtree_quota_limit_fd(int fd, uint64_t subvol_id, uint64_t referenced_max); | |
d6ce17c7 | 98 | |
5bcd08db LP |
99 | int btrfs_subvol_auto_qgroup_fd(int fd, uint64_t subvol_id, bool new_qgroup); |
100 | int btrfs_subvol_auto_qgroup(const char *path, uint64_t subvol_id, bool create_intermediary_qgroup); | |
efe02862 | 101 | |
5bcd08db LP |
102 | int btrfs_qgroupid_make(uint64_t level, uint64_t id, uint64_t *ret); |
103 | int btrfs_qgroupid_split(uint64_t qgroupid, uint64_t *level, uint64_t *id); | |
104 | ||
105 | int btrfs_qgroup_create(int fd, uint64_t qgroupid); | |
106 | int btrfs_qgroup_destroy(int fd, uint64_t qgroupid); | |
107 | int btrfs_qgroup_destroy_recursive(int fd, uint64_t qgroupid); | |
108 | ||
109 | int btrfs_qgroup_set_limit_fd(int fd, uint64_t qgroupid, uint64_t referenced_max); | |
110 | int btrfs_qgroup_set_limit(const char *path, uint64_t qgroupid, uint64_t referenced_max); | |
111 | ||
112 | int btrfs_qgroup_copy_limits(int fd, uint64_t old_qgroupid, uint64_t new_qgroupid); | |
113 | ||
114 | int btrfs_qgroup_assign(int fd, uint64_t child, uint64_t parent); | |
115 | int btrfs_qgroup_unassign(int fd, uint64_t child, uint64_t parent); | |
d9e2daaf | 116 | |
5bcd08db | 117 | int btrfs_qgroup_find_parents(int fd, uint64_t qgroupid, uint64_t **ret); |
3f952f92 | 118 | |
5bcd08db LP |
119 | int btrfs_qgroup_get_quota_fd(int fd, uint64_t qgroupid, BtrfsQuotaInfo *quota); |
120 | int btrfs_qgroup_get_quota(const char *path, uint64_t qgroupid, BtrfsQuotaInfo *quota); |