xref: /titanic_52/usr/src/common/zfs/zpool_prop.c (revision 6c9596d46e3a733328712fdad3ea5ee362795acc)
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 /*
22  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #pragma ident	"%Z%%M%	%I%	%E% SMI"
27 
28 #include <sys/zio.h>
29 #include <sys/spa.h>
30 #include <sys/zfs_acl.h>
31 #include <sys/zfs_ioctl.h>
32 #include <sys/fs/zfs.h>
33 
34 #include "zfs_prop.h"
35 
36 #if defined(_KERNEL)
37 #include <sys/systm.h>
38 #else
39 #include <stdlib.h>
40 #include <string.h>
41 #include <ctype.h>
42 #endif
43 
44 static zprop_desc_t zpool_prop_table[ZPOOL_NUM_PROPS];
45 
46 zprop_desc_t *
47 zpool_prop_get_table(void)
48 {
49 	return (zpool_prop_table);
50 }
51 
52 void
53 zpool_prop_init(void)
54 {
55 	static zprop_index_t boolean_table[] = {
56 		{ "off",	0},
57 		{ "on",		1},
58 		{ NULL }
59 	};
60 
61 	/* string properties */
62 	register_string(ZPOOL_PROP_ALTROOT, "altroot", NULL, PROP_DEFAULT,
63 	    ZFS_TYPE_POOL, "<path>", "ALTROOT");
64 	register_string(ZPOOL_PROP_BOOTFS, "bootfs", NULL, PROP_DEFAULT,
65 	    ZFS_TYPE_POOL, "<filesystem>", "BOOTFS");
66 
67 	/* readonly number properties */
68 	register_number(ZPOOL_PROP_SIZE, "size", 0, PROP_READONLY,
69 	    ZFS_TYPE_POOL, "<size>", "SIZE");
70 	register_number(ZPOOL_PROP_USED, "used", 0, PROP_READONLY,
71 	    ZFS_TYPE_POOL, "<size>", "USED");
72 	register_number(ZPOOL_PROP_AVAILABLE, "available", 0, PROP_READONLY,
73 	    ZFS_TYPE_POOL, "<size>", "AVAIL");
74 	register_number(ZPOOL_PROP_CAPACITY, "capacity", 0, PROP_READONLY,
75 	    ZFS_TYPE_POOL, "<size>", "CAP");
76 	register_number(ZPOOL_PROP_GUID, "guid", 0, PROP_READONLY,
77 	    ZFS_TYPE_POOL, "<guid>", "GUID");
78 	register_number(ZPOOL_PROP_HEALTH, "health", 0, PROP_READONLY,
79 	    ZFS_TYPE_POOL, "<state>", "HEALTH");
80 
81 	/* default number properties */
82 	register_number(ZPOOL_PROP_VERSION, "version", SPA_VERSION,
83 	    PROP_DEFAULT, ZFS_TYPE_POOL, "<version>", "VERSION");
84 
85 	/* default index (boolean) properties */
86 	register_index(ZPOOL_PROP_DELEGATION, "delegation", 1, PROP_DEFAULT,
87 	    ZFS_TYPE_POOL, "on | off", "DELEGATION", boolean_table);
88 	register_index(ZPOOL_PROP_AUTOREPLACE, "autoreplace", 0, PROP_DEFAULT,
89 	    ZFS_TYPE_POOL, "on | off", "REPLACE", boolean_table);
90 	register_index(ZPOOL_PROP_TEMPORARY, "temporary", 0, PROP_DEFAULT,
91 	    ZFS_TYPE_POOL, "on | off", "TEMP", boolean_table);
92 
93 	/* hidden properties */
94 	register_hidden(ZPOOL_PROP_NAME, "name", PROP_TYPE_STRING,
95 	    PROP_READONLY, ZFS_TYPE_POOL, "NAME");
96 }
97 
98 /*
99  * Given a property name and its type, returns the corresponding property ID.
100  */
101 zpool_prop_t
102 zpool_name_to_prop(const char *propname)
103 {
104 	return (zprop_name_to_prop(propname, ZFS_TYPE_POOL));
105 }
106 
107 /*
108  * Given a pool property ID, returns the corresponding name.
109  * Assuming the pool propety ID is valid.
110  */
111 const char *
112 zpool_prop_to_name(zpool_prop_t prop)
113 {
114 	return (zpool_prop_table[prop].pd_name);
115 }
116 
117 zprop_type_t
118 zpool_prop_get_type(zpool_prop_t prop)
119 {
120 	return (zpool_prop_table[prop].pd_proptype);
121 }
122 
123 boolean_t
124 zpool_prop_readonly(zpool_prop_t prop)
125 {
126 	return (zpool_prop_table[prop].pd_attr == PROP_READONLY);
127 }
128 
129 const char *
130 zpool_prop_default_string(zpool_prop_t prop)
131 {
132 	return (zpool_prop_table[prop].pd_strdefault);
133 }
134 
135 uint64_t
136 zpool_prop_default_numeric(zpool_prop_t prop)
137 {
138 	return (zpool_prop_table[prop].pd_numdefault);
139 }
140 
141 int
142 zpool_prop_string_to_index(zpool_prop_t prop, const char *string,
143     uint64_t *index)
144 {
145 	return (zprop_string_to_index(prop, string, index, ZFS_TYPE_POOL));
146 }
147 
148 int
149 zpool_prop_index_to_string(zpool_prop_t prop, uint64_t index,
150     const char **string)
151 {
152 	return (zprop_index_to_string(prop, index, string, ZFS_TYPE_POOL));
153 }
154 
155 #ifndef _KERNEL
156 
157 const char *
158 zpool_prop_values(zpool_prop_t prop)
159 {
160 	return (zpool_prop_table[prop].pd_values);
161 }
162 
163 const char *
164 zpool_prop_column_name(zpool_prop_t prop)
165 {
166 	return (zpool_prop_table[prop].pd_colname);
167 }
168 
169 boolean_t
170 zpool_prop_align_right(zpool_prop_t prop)
171 {
172 	return (zpool_prop_table[prop].pd_rightalign);
173 }
174 #endif
175