forked from Mirrors/btrfs-progs
106 lines
3.2 KiB
C
106 lines
3.2 KiB
C
/*
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* Copyright (C) 2012 Fujitsu. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License v2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 021110-1307, USA.
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*/
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#include "kerncompat.h"
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struct root_info;
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typedef int (*btrfs_list_filter_func)(struct root_info *, u64);
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typedef int (*btrfs_list_comp_func)(struct root_info *, struct root_info *,
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int);
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struct btrfs_list_filter {
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btrfs_list_filter_func filter_func;
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u64 data;
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};
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struct btrfs_list_comparer {
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btrfs_list_comp_func comp_func;
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int is_descending;
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};
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struct btrfs_list_filter_set {
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int total;
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int nfilters;
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struct btrfs_list_filter filters[0];
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};
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struct btrfs_list_comparer_set {
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int total;
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int ncomps;
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struct btrfs_list_comparer comps[0];
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};
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enum btrfs_list_column_enum {
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BTRFS_LIST_OBJECTID,
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BTRFS_LIST_GENERATION,
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BTRFS_LIST_OGENERATION,
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BTRFS_LIST_PARENT,
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BTRFS_LIST_TOP_LEVEL,
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BTRFS_LIST_OTIME,
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BTRFS_LIST_UUID,
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BTRFS_LIST_PATH,
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BTRFS_LIST_ALL,
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};
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enum btrfs_list_filter_enum {
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BTRFS_LIST_FILTER_ROOTID,
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BTRFS_LIST_FILTER_SNAPSHOT_ONLY,
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BTRFS_LIST_FILTER_FLAGS,
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BTRFS_LIST_FILTER_GEN,
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BTRFS_LIST_FILTER_GEN_EQUAL = BTRFS_LIST_FILTER_GEN,
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BTRFS_LIST_FILTER_GEN_LESS,
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BTRFS_LIST_FILTER_GEN_MORE,
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BTRFS_LIST_FILTER_CGEN,
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BTRFS_LIST_FILTER_CGEN_EQUAL = BTRFS_LIST_FILTER_CGEN,
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BTRFS_LIST_FILTER_CGEN_LESS,
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BTRFS_LIST_FILTER_CGEN_MORE,
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BTRFS_LIST_FILTER_MAX,
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};
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enum btrfs_list_comp_enum {
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BTRFS_LIST_COMP_ROOTID,
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BTRFS_LIST_COMP_OGEN,
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BTRFS_LIST_COMP_GEN,
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BTRFS_LIST_COMP_PATH,
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BTRFS_LIST_COMP_MAX,
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};
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int btrfs_list_parse_sort_string(char *optarg,
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struct btrfs_list_comparer_set **comps);
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int btrfs_list_parse_filter_string(char *optarg,
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struct btrfs_list_filter_set **filters,
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enum btrfs_list_filter_enum type);
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void btrfs_list_setup_print_column(enum btrfs_list_column_enum column);
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struct btrfs_list_filter_set *btrfs_list_alloc_filter_set(void);
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void btrfs_list_free_filter_set(struct btrfs_list_filter_set *filter_set);
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int btrfs_list_setup_filter(struct btrfs_list_filter_set **filter_set,
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enum btrfs_list_filter_enum filter, u64 data);
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struct btrfs_list_comparer_set *btrfs_list_alloc_comparer_set(void);
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void btrfs_list_free_comparer_set(struct btrfs_list_comparer_set *comp_set);
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int btrfs_list_setup_comparer(struct btrfs_list_comparer_set **comp_set,
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enum btrfs_list_comp_enum comparer,
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int is_descending);
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int btrfs_list_subvols(int fd, struct btrfs_list_filter_set *filter_set,
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struct btrfs_list_comparer_set *comp_set,
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int is_tab_result);
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int btrfs_list_find_updated_files(int fd, u64 root_id, u64 oldest_gen);
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int btrfs_list_get_default_subvolume(int fd, u64 *default_id);
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char *btrfs_list_path_for_root(int fd, u64 root);
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