2 * Copyright (C) 2012 FUJITSU LIMITED. All rights reserved.
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public
6 * License v2 as published by the Free Software Foundation.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
13 * You should have received a copy of the GNU General Public
14 * License along with this program; if not, write to the
15 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
16 * Boston, MA 021110-1307, USA.
19 #if BTRFS_FLAT_INCLUDES
20 #include "kerncompat.h"
22 #include <btrfs/kerncompat.h>
23 #endif /* BTRFS_FLAT_INCLUDES */
25 #define BTRFS_LIST_LAYOUT_DEFAULT 0
26 #define BTRFS_LIST_LAYOUT_TABLE 1
27 #define BTRFS_LIST_LAYOUT_RAW 2
30 * one of these for each root we find.
33 struct rb_node rb_node
;
34 struct rb_node sort_node
;
39 /* equal the offset of the root's key */
42 /* flags of the root */
45 /* the id of the root that references this one */
48 /* the dir id we're in from ref_tree */
53 /* generation when the root is created or last updated */
56 /* creation generation of this root in sec*/
59 /* creation time of this root in sec*/
62 u8 uuid
[BTRFS_UUID_SIZE
];
63 u8 puuid
[BTRFS_UUID_SIZE
];
65 /* path from the subvol we live in to this root, including the
66 * root's name. This is null until we do the extra lookup ioctl.
70 /* the name of this root in the directory it lives in */
78 typedef int (*btrfs_list_filter_func
)(struct root_info
*, u64
);
79 typedef int (*btrfs_list_comp_func
)(struct root_info
*, struct root_info
*,
82 struct btrfs_list_filter
{
83 btrfs_list_filter_func filter_func
;
87 struct btrfs_list_comparer
{
88 btrfs_list_comp_func comp_func
;
92 struct btrfs_list_filter_set
{
96 struct btrfs_list_filter filters
[0];
99 struct btrfs_list_comparer_set
{
102 struct btrfs_list_comparer comps
[0];
105 enum btrfs_list_column_enum
{
107 BTRFS_LIST_GENERATION
,
108 BTRFS_LIST_OGENERATION
,
110 BTRFS_LIST_TOP_LEVEL
,
118 enum btrfs_list_filter_enum
{
119 BTRFS_LIST_FILTER_ROOTID
,
120 BTRFS_LIST_FILTER_SNAPSHOT_ONLY
,
121 BTRFS_LIST_FILTER_FLAGS
,
122 BTRFS_LIST_FILTER_GEN
,
123 BTRFS_LIST_FILTER_GEN_EQUAL
= BTRFS_LIST_FILTER_GEN
,
124 BTRFS_LIST_FILTER_GEN_LESS
,
125 BTRFS_LIST_FILTER_GEN_MORE
,
126 BTRFS_LIST_FILTER_CGEN
,
127 BTRFS_LIST_FILTER_CGEN_EQUAL
= BTRFS_LIST_FILTER_CGEN
,
128 BTRFS_LIST_FILTER_CGEN_LESS
,
129 BTRFS_LIST_FILTER_CGEN_MORE
,
130 BTRFS_LIST_FILTER_TOPID_EQUAL
,
131 BTRFS_LIST_FILTER_FULL_PATH
,
132 BTRFS_LIST_FILTER_BY_PARENT
,
133 BTRFS_LIST_FILTER_DELETED
,
134 BTRFS_LIST_FILTER_MAX
,
137 enum btrfs_list_comp_enum
{
138 BTRFS_LIST_COMP_ROOTID
,
139 BTRFS_LIST_COMP_OGEN
,
141 BTRFS_LIST_COMP_PATH
,
145 int btrfs_list_parse_sort_string(char *optarg
,
146 struct btrfs_list_comparer_set
**comps
);
147 int btrfs_list_parse_filter_string(char *optarg
,
148 struct btrfs_list_filter_set
**filters
,
149 enum btrfs_list_filter_enum type
);
150 void btrfs_list_setup_print_column(enum btrfs_list_column_enum column
);
151 struct btrfs_list_filter_set
*btrfs_list_alloc_filter_set(void);
152 void btrfs_list_free_filter_set(struct btrfs_list_filter_set
*filter_set
);
153 int btrfs_list_setup_filter(struct btrfs_list_filter_set
**filter_set
,
154 enum btrfs_list_filter_enum filter
, u64 data
);
155 struct btrfs_list_comparer_set
*btrfs_list_alloc_comparer_set(void);
156 void btrfs_list_free_comparer_set(struct btrfs_list_comparer_set
*comp_set
);
158 int btrfs_list_subvols_print(int fd
, struct btrfs_list_filter_set
*filter_set
,
159 struct btrfs_list_comparer_set
*comp_set
,
160 int is_tab_result
, int full_path
, char *raw_prefix
);
161 int btrfs_list_find_updated_files(int fd
, u64 root_id
, u64 oldest_gen
);
162 int btrfs_list_get_default_subvolume(int fd
, u64
*default_id
);
163 char *btrfs_list_path_for_root(int fd
, u64 root
);
164 int btrfs_list_get_path_rootid(int fd
, u64
*treeid
);
165 int btrfs_get_subvol(int fd
, struct root_info
*the_ri
);