| /* |
| * Copyright (C) 2012 STRATO. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public |
| * License v2 as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public |
| * License along with this program; if not, write to the |
| * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| * Boston, MA 021110-1307, USA. |
| */ |
| |
| #ifndef _BTRFS_QGROUP_H |
| #define _BTRFS_QGROUP_H |
| |
| #include "ioctl.h" |
| #include "kerncompat.h" |
| |
| struct btrfs_qgroup; |
| |
| typedef int (*btrfs_qgroup_filter_func)(struct btrfs_qgroup *, u64); |
| typedef int (*btrfs_qgroup_comp_func)(struct btrfs_qgroup *, |
| struct btrfs_qgroup *, int); |
| |
| |
| struct btrfs_qgroup_filter { |
| btrfs_qgroup_filter_func filter_func; |
| u64 data; |
| }; |
| |
| struct btrfs_qgroup_comparer { |
| btrfs_qgroup_comp_func comp_func; |
| int is_descending; |
| }; |
| |
| struct btrfs_qgroup_filter_set { |
| int total; |
| int nfilters; |
| struct btrfs_qgroup_filter filters[0]; |
| }; |
| |
| struct btrfs_qgroup_comparer_set { |
| int total; |
| int ncomps; |
| struct btrfs_qgroup_comparer comps[0]; |
| }; |
| |
| enum btrfs_qgroup_column_enum { |
| BTRFS_QGROUP_QGROUPID, |
| BTRFS_QGROUP_RFER, |
| BTRFS_QGROUP_EXCL, |
| BTRFS_QGROUP_MAX_RFER, |
| BTRFS_QGROUP_MAX_EXCL, |
| BTRFS_QGROUP_PARENT, |
| BTRFS_QGROUP_CHILD, |
| BTRFS_QGROUP_ALL, |
| }; |
| |
| enum btrfs_qgroup_comp_enum { |
| BTRFS_QGROUP_COMP_QGROUPID, |
| BTRFS_QGROUP_COMP_RFER, |
| BTRFS_QGROUP_COMP_EXCL, |
| BTRFS_QGROUP_COMP_MAX_RFER, |
| BTRFS_QGROUP_COMP_MAX_EXCL, |
| BTRFS_QGROUP_COMP_MAX |
| }; |
| |
| enum btrfs_qgroup_filter_enum { |
| BTRFS_QGROUP_FILTER_PARENT, |
| BTRFS_QGROUP_FILTER_ALL_PARENT, |
| BTRFS_QGROUP_FILTER_MAX, |
| }; |
| |
| int btrfs_qgroup_parse_sort_string(char *opt_arg, |
| struct btrfs_qgroup_comparer_set **comps); |
| u64 btrfs_get_path_rootid(int fd); |
| int btrfs_show_qgroups(int fd, struct btrfs_qgroup_filter_set *, |
| struct btrfs_qgroup_comparer_set *); |
| void btrfs_qgroup_setup_print_column(enum btrfs_qgroup_column_enum column); |
| struct btrfs_qgroup_filter_set *btrfs_qgroup_alloc_filter_set(void); |
| void btrfs_qgroup_free_filter_set(struct btrfs_qgroup_filter_set *filter_set); |
| int btrfs_qgroup_setup_filter(struct btrfs_qgroup_filter_set **filter_set, |
| enum btrfs_qgroup_filter_enum, u64 data); |
| struct btrfs_qgroup_comparer_set *btrfs_qgroup_alloc_comparer_set(void); |
| void btrfs_qgroup_free_comparer_set(struct btrfs_qgroup_comparer_set *comp_set); |
| int btrfs_qgroup_setup_comparer(struct btrfs_qgroup_comparer_set **comp_set, |
| enum btrfs_qgroup_comp_enum comparer, |
| int is_descending); |
| u64 parse_qgroupid(char *p); |
| int qgroup_inherit_size(struct btrfs_qgroup_inherit *p); |
| int qgroup_inherit_add_group(struct btrfs_qgroup_inherit **inherit, char *arg); |
| int qgroup_inherit_add_copy(struct btrfs_qgroup_inherit **inherit, char *arg, |
| int type); |
| |
| #endif |