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authorDimitri John Ledkov <xnox@ubuntu.com>2016-07-26 13:24:39 +0100
committerDimitri John Ledkov <xnox@ubuntu.com>2016-07-26 13:24:39 +0100
commit3d69435ee3292b4b1db2d61c4784789d75883821 (patch)
tree2c0edc9d9501374799875af36259089feb99d48c /qgroup.h
Imported Upstream version 4.6.1
Diffstat (limited to 'qgroup.h')
-rw-r--r--qgroup.h101
1 files changed, 101 insertions, 0 deletions
diff --git a/qgroup.h b/qgroup.h
new file mode 100644
index 00000000..5886fc33
--- /dev/null
+++ b/qgroup.h
@@ -0,0 +1,101 @@
+/*
+ * 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 "kerncompat.h"
+#include "ioctl.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);
+void btrfs_qgroup_setup_units(unsigned unit_mode);
+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);
+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