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Speed up 'zfs list -t snapshot -o name -s name'
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1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21/*
9babb374 22 * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
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23 * Use is subject to license terms.
24 */
25
26#ifndef ZFS_ITER_H
27#define ZFS_ITER_H
28
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29#ifdef __cplusplus
30extern "C" {
31#endif
32
33typedef struct zfs_sort_column {
34 struct zfs_sort_column *sc_next;
35 struct zfs_sort_column *sc_last;
36 zfs_prop_t sc_prop;
37 char *sc_user_prop;
38 boolean_t sc_reverse;
39} zfs_sort_column_t;
40
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41#define ZFS_ITER_RECURSE (1 << 0)
42#define ZFS_ITER_ARGS_CAN_BE_PATHS (1 << 1)
43#define ZFS_ITER_PROP_LISTSNAPS (1 << 2)
9babb374 44#define ZFS_ITER_DEPTH_LIMIT (1 << 3)
428870ff 45#define ZFS_ITER_RECVD_PROPS (1 << 4)
0cee2406 46#define ZFS_ITER_SIMPLE (1 << 5)
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47
48int zfs_for_each(int, char **, int options, zfs_type_t,
9babb374 49 zfs_sort_column_t *, zprop_list_t **, int, zfs_iter_f, void *);
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50int zfs_add_sort_column(zfs_sort_column_t **, const char *, boolean_t);
51void zfs_free_sort_columns(zfs_sort_column_t *);
0cee2406 52int zfs_sort_only_by_name(const zfs_sort_column_t *);
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53
54#ifdef __cplusplus
55}
56#endif
57
58#endif /* ZFS_ITER_H */