module/zcommon/zpool_prop.c

   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 https://opensource.org/licenses/CDDL-1.0.
  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 (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
  23  * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
  24  * Copyright (c) 2012, 2018 by Delphix. All rights reserved.
  25  * Copyright (c) 2021, Colm Buckley <colm@tuatha.org>
  26  * Copyright (c) 2021, Klara Inc.
  27  */
  28
  29 #include <sys/zio.h>
  30 #include <sys/spa.h>
  31 #include <sys/zfs_acl.h>
  32 #include <sys/zfs_ioctl.h>
  33 #include <sys/fs/zfs.h>
  34
  35 #include "zfs_prop.h"
  36
  37 #if !defined(_KERNEL)
  38 #include <stdlib.h>
  39 #include <string.h>
  40 #include <ctype.h>
  41 #endif
  42
  43 static zprop_desc_t zpool_prop_table[ZPOOL_NUM_PROPS];
  44 static zprop_desc_t vdev_prop_table[VDEV_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 const zprop_index_t boolean_table[] = {
  56                 { "off",        0},
  57                 { "on",         1},
  58                 { NULL }
  59         };
  60
  61         static const zprop_index_t failuremode_table[] = {
  62                 { "wait",       ZIO_FAILURE_MODE_WAIT },
  63                 { "continue",   ZIO_FAILURE_MODE_CONTINUE },
  64                 { "panic",      ZIO_FAILURE_MODE_PANIC },
  65                 { NULL }
  66         };
  67
  68         struct zfs_mod_supported_features *sfeatures =
  69             zfs_mod_list_supported(ZFS_SYSFS_POOL_PROPERTIES);
  70
  71         /* string properties */
  72         zprop_register_string(ZPOOL_PROP_ALTROOT, "altroot", NULL, PROP_DEFAULT,
  73             ZFS_TYPE_POOL, "<path>", "ALTROOT", sfeatures);
  74         zprop_register_string(ZPOOL_PROP_BOOTFS, "bootfs", NULL, PROP_DEFAULT,
  75             ZFS_TYPE_POOL, "<filesystem>", "BOOTFS", sfeatures);
  76         zprop_register_string(ZPOOL_PROP_CACHEFILE, "cachefile", NULL,
  77             PROP_DEFAULT, ZFS_TYPE_POOL, "<file> | none", "CACHEFILE",
  78             sfeatures);
  79         zprop_register_string(ZPOOL_PROP_COMMENT, "comment", NULL,
  80             PROP_DEFAULT, ZFS_TYPE_POOL, "<comment-string>", "COMMENT",
  81             sfeatures);
  82         zprop_register_string(ZPOOL_PROP_COMPATIBILITY, "compatibility",
  83             "off", PROP_DEFAULT, ZFS_TYPE_POOL,
  84             "<file[,file...]> | off | legacy", "COMPATIBILITY", sfeatures);
  85
  86         /* readonly number properties */
  87         zprop_register_number(ZPOOL_PROP_SIZE, "size", 0, PROP_READONLY,
  88             ZFS_TYPE_POOL, "<size>", "SIZE", B_FALSE, sfeatures);
  89         zprop_register_number(ZPOOL_PROP_FREE, "free", 0, PROP_READONLY,
  90             ZFS_TYPE_POOL, "<size>", "FREE", B_FALSE, sfeatures);
  91         zprop_register_number(ZPOOL_PROP_FREEING, "freeing", 0, PROP_READONLY,
  92             ZFS_TYPE_POOL, "<size>", "FREEING", B_FALSE, sfeatures);
  93         zprop_register_number(ZPOOL_PROP_CHECKPOINT, "checkpoint", 0,
  94             PROP_READONLY, ZFS_TYPE_POOL, "<size>", "CKPOINT", B_FALSE,
  95             sfeatures);
  96         zprop_register_number(ZPOOL_PROP_LEAKED, "leaked", 0, PROP_READONLY,
  97             ZFS_TYPE_POOL, "<size>", "LEAKED", B_FALSE, sfeatures);
  98         zprop_register_number(ZPOOL_PROP_ALLOCATED, "allocated", 0,
  99             PROP_READONLY, ZFS_TYPE_POOL, "<size>", "ALLOC", B_FALSE,
 100             sfeatures);
 101         zprop_register_number(ZPOOL_PROP_EXPANDSZ, "expandsize", 0,
 102             PROP_READONLY, ZFS_TYPE_POOL, "<size>", "EXPANDSZ", B_FALSE,
 103             sfeatures);
 104         zprop_register_number(ZPOOL_PROP_FRAGMENTATION, "fragmentation", 0,
 105             PROP_READONLY, ZFS_TYPE_POOL, "<percent>", "FRAG", B_FALSE,
 106             sfeatures);
 107         zprop_register_number(ZPOOL_PROP_CAPACITY, "capacity", 0, PROP_READONLY,
 108             ZFS_TYPE_POOL, "<size>", "CAP", B_FALSE, sfeatures);
 109         zprop_register_number(ZPOOL_PROP_GUID, "guid", 0, PROP_READONLY,
 110             ZFS_TYPE_POOL, "<guid>", "GUID", B_TRUE, sfeatures);
 111         zprop_register_number(ZPOOL_PROP_LOAD_GUID, "load_guid", 0,
 112             PROP_READONLY, ZFS_TYPE_POOL, "<load_guid>", "LOAD_GUID",
 113             B_TRUE, sfeatures);
 114         zprop_register_number(ZPOOL_PROP_HEALTH, "health", 0, PROP_READONLY,
 115             ZFS_TYPE_POOL, "<state>", "HEALTH", B_FALSE, sfeatures);
 116         zprop_register_number(ZPOOL_PROP_DEDUPRATIO, "dedupratio", 0,
 117             PROP_READONLY, ZFS_TYPE_POOL, "<1.00x or higher if deduped>",
 118             "DEDUP", B_FALSE, sfeatures);
 119
 120         /* default number properties */
 121         zprop_register_number(ZPOOL_PROP_VERSION, "version", SPA_VERSION,
 122             PROP_DEFAULT, ZFS_TYPE_POOL, "<version>", "VERSION", B_FALSE,
 123             sfeatures);
 124         zprop_register_number(ZPOOL_PROP_ASHIFT, "ashift", 0, PROP_DEFAULT,
 125             ZFS_TYPE_POOL, "<ashift, 9-16, or 0=default>", "ASHIFT", B_FALSE,
 126             sfeatures);
 127
 128         /* default index (boolean) properties */
 129         zprop_register_index(ZPOOL_PROP_DELEGATION, "delegation", 1,
 130             PROP_DEFAULT, ZFS_TYPE_POOL, "on | off", "DELEGATION",
 131             boolean_table, sfeatures);
 132         zprop_register_index(ZPOOL_PROP_AUTOREPLACE, "autoreplace", 0,
 133             PROP_DEFAULT, ZFS_TYPE_POOL, "on | off", "REPLACE", boolean_table,
 134             sfeatures);
 135         zprop_register_index(ZPOOL_PROP_LISTSNAPS, "listsnapshots", 0,
 136             PROP_DEFAULT, ZFS_TYPE_POOL, "on | off", "LISTSNAPS",
 137             boolean_table, sfeatures);
 138         zprop_register_index(ZPOOL_PROP_AUTOEXPAND, "autoexpand", 0,
 139             PROP_DEFAULT, ZFS_TYPE_POOL, "on | off", "EXPAND", boolean_table,
 140             sfeatures);
 141         zprop_register_index(ZPOOL_PROP_READONLY, "readonly", 0,
 142             PROP_DEFAULT, ZFS_TYPE_POOL, "on | off", "RDONLY", boolean_table,
 143             sfeatures);
 144         zprop_register_index(ZPOOL_PROP_MULTIHOST, "multihost", 0,
 145             PROP_DEFAULT, ZFS_TYPE_POOL, "on | off", "MULTIHOST",
 146             boolean_table, sfeatures);
 147
 148         /* default index properties */
 149         zprop_register_index(ZPOOL_PROP_FAILUREMODE, "failmode",
 150             ZIO_FAILURE_MODE_WAIT, PROP_DEFAULT, ZFS_TYPE_POOL,
 151             "wait | continue | panic", "FAILMODE", failuremode_table,
 152             sfeatures);
 153         zprop_register_index(ZPOOL_PROP_AUTOTRIM, "autotrim",
 154             SPA_AUTOTRIM_DEFAULT, PROP_DEFAULT, ZFS_TYPE_POOL,
 155             "on | off", "AUTOTRIM", boolean_table, sfeatures);
 156
 157         /* hidden properties */
 158         zprop_register_hidden(ZPOOL_PROP_NAME, "name", PROP_TYPE_STRING,
 159             PROP_READONLY, ZFS_TYPE_POOL, "NAME", B_TRUE, sfeatures);
 160         zprop_register_hidden(ZPOOL_PROP_MAXBLOCKSIZE, "maxblocksize",
 161             PROP_TYPE_NUMBER, PROP_READONLY, ZFS_TYPE_POOL, "MAXBLOCKSIZE",
 162             B_FALSE, sfeatures);
 163         zprop_register_hidden(ZPOOL_PROP_TNAME, "tname", PROP_TYPE_STRING,
 164             PROP_ONETIME, ZFS_TYPE_POOL, "TNAME", B_TRUE, sfeatures);
 165         zprop_register_hidden(ZPOOL_PROP_MAXDNODESIZE, "maxdnodesize",
 166             PROP_TYPE_NUMBER, PROP_READONLY, ZFS_TYPE_POOL, "MAXDNODESIZE",
 167             B_FALSE, sfeatures);
 168         zprop_register_hidden(ZPOOL_PROP_DEDUPDITTO, "dedupditto",
 169             PROP_TYPE_NUMBER, PROP_DEFAULT, ZFS_TYPE_POOL, "DEDUPDITTO",
 170             B_FALSE, sfeatures);
 171
 172         zfs_mod_list_supported_free(sfeatures);
 173 }
 174
 175 /*
 176  * Given a property name and its type, returns the corresponding property ID.
 177  */
 178 zpool_prop_t
 179 zpool_name_to_prop(const char *propname)
 180 {
 181         return (zprop_name_to_prop(propname, ZFS_TYPE_POOL));
 182 }
 183
 184 /*
 185  * Given a pool property ID, returns the corresponding name.
 186  * Assuming the pool property ID is valid.
 187  */
 188 const char *
 189 zpool_prop_to_name(zpool_prop_t prop)
 190 {
 191         return (zpool_prop_table[prop].pd_name);
 192 }
 193
 194 zprop_type_t
 195 zpool_prop_get_type(zpool_prop_t prop)
 196 {
 197         return (zpool_prop_table[prop].pd_proptype);
 198 }
 199
 200 boolean_t
 201 zpool_prop_readonly(zpool_prop_t prop)
 202 {
 203         return (zpool_prop_table[prop].pd_attr == PROP_READONLY);
 204 }
 205
 206 boolean_t
 207 zpool_prop_setonce(zpool_prop_t prop)
 208 {
 209         return (zpool_prop_table[prop].pd_attr == PROP_ONETIME);
 210 }
 211
 212 const char *
 213 zpool_prop_default_string(zpool_prop_t prop)
 214 {
 215         return (zpool_prop_table[prop].pd_strdefault);
 216 }
 217
 218 uint64_t
 219 zpool_prop_default_numeric(zpool_prop_t prop)
 220 {
 221         return (zpool_prop_table[prop].pd_numdefault);
 222 }
 223
 224 /*
 225  * Returns true if this is a valid feature@ property.
 226  */
 227 boolean_t
 228 zpool_prop_feature(const char *name)
 229 {
 230         static const char *prefix = "feature@";
 231         return (strncmp(name, prefix, strlen(prefix)) == 0);
 232 }
 233
 234 /*
 235  * Returns true if this is a valid unsupported@ property.
 236  */
 237 boolean_t
 238 zpool_prop_unsupported(const char *name)
 239 {
 240         static const char *prefix = "unsupported@";
 241         return (strncmp(name, prefix, strlen(prefix)) == 0);
 242 }
 243
 244 int
 245 zpool_prop_string_to_index(zpool_prop_t prop, const char *string,
 246     uint64_t *index)
 247 {
 248         return (zprop_string_to_index(prop, string, index, ZFS_TYPE_POOL));
 249 }
 250
 251 int
 252 zpool_prop_index_to_string(zpool_prop_t prop, uint64_t index,
 253     const char **string)
 254 {
 255         return (zprop_index_to_string(prop, index, string, ZFS_TYPE_POOL));
 256 }
 257
 258 uint64_t
 259 zpool_prop_random_value(zpool_prop_t prop, uint64_t seed)
 260 {
 261         return (zprop_random_value(prop, seed, ZFS_TYPE_POOL));
 262 }
 263
 264 #ifndef _KERNEL
 265 #include <libzfs.h>
 266
 267 const char *
 268 zpool_prop_values(zpool_prop_t prop)
 269 {
 270         return (zpool_prop_table[prop].pd_values);
 271 }
 272
 273 const char *
 274 zpool_prop_column_name(zpool_prop_t prop)
 275 {
 276         return (zpool_prop_table[prop].pd_colname);
 277 }
 278
 279 boolean_t
 280 zpool_prop_align_right(zpool_prop_t prop)
 281 {
 282         return (zpool_prop_table[prop].pd_rightalign);
 283 }
 284 #endif
 285
 286 zprop_desc_t *
 287 vdev_prop_get_table(void)
 288 {
 289         return (vdev_prop_table);
 290 }
 291
 292 void
 293 vdev_prop_init(void)
 294 {
 295         static const zprop_index_t boolean_table[] = {
 296                 { "off",        0},
 297                 { "on",         1},
 298                 { NULL }
 299         };
 300         static const zprop_index_t boolean_na_table[] = {
 301                 { "off",        0},
 302                 { "on",         1},
 303                 { "-",          2},     /* ZPROP_BOOLEAN_NA */
 304                 { NULL }
 305         };
 306
 307         struct zfs_mod_supported_features *sfeatures =
 308             zfs_mod_list_supported(ZFS_SYSFS_VDEV_PROPERTIES);
 309
 310         /* string properties */
 311         zprop_register_string(VDEV_PROP_COMMENT, "comment", NULL,
 312             PROP_DEFAULT, ZFS_TYPE_VDEV, "<comment-string>", "COMMENT",
 313             sfeatures);
 314         zprop_register_string(VDEV_PROP_PATH, "path", NULL,
 315             PROP_DEFAULT, ZFS_TYPE_VDEV, "<device-path>", "PATH", sfeatures);
 316         zprop_register_string(VDEV_PROP_DEVID, "devid", NULL,
 317             PROP_READONLY, ZFS_TYPE_VDEV, "<devid>", "DEVID", sfeatures);
 318         zprop_register_string(VDEV_PROP_PHYS_PATH, "physpath", NULL,
 319             PROP_READONLY, ZFS_TYPE_VDEV, "<physpath>", "PHYSPATH", sfeatures);
 320         zprop_register_string(VDEV_PROP_ENC_PATH, "encpath", NULL,
 321             PROP_READONLY, ZFS_TYPE_VDEV, "<encpath>", "ENCPATH", sfeatures);
 322         zprop_register_string(VDEV_PROP_FRU, "fru", NULL,
 323             PROP_READONLY, ZFS_TYPE_VDEV, "<fru>", "FRU", sfeatures);
 324         zprop_register_string(VDEV_PROP_PARENT, "parent", NULL,
 325             PROP_READONLY, ZFS_TYPE_VDEV, "<parent>", "PARENT", sfeatures);
 326         zprop_register_string(VDEV_PROP_CHILDREN, "children", NULL,
 327             PROP_READONLY, ZFS_TYPE_VDEV, "<child[,...]>", "CHILDREN",
 328             sfeatures);
 329
 330         /* readonly number properties */
 331         zprop_register_number(VDEV_PROP_SIZE, "size", 0, PROP_READONLY,
 332             ZFS_TYPE_VDEV, "<size>", "SIZE", B_FALSE, sfeatures);
 333         zprop_register_number(VDEV_PROP_FREE, "free", 0, PROP_READONLY,
 334             ZFS_TYPE_VDEV, "<size>", "FREE", B_FALSE, sfeatures);
 335         zprop_register_number(VDEV_PROP_ALLOCATED, "allocated", 0,
 336             PROP_READONLY, ZFS_TYPE_VDEV, "<size>", "ALLOC", B_FALSE,
 337             sfeatures);
 338         zprop_register_number(VDEV_PROP_EXPANDSZ, "expandsize", 0,
 339             PROP_READONLY, ZFS_TYPE_VDEV, "<size>", "EXPANDSZ", B_FALSE,
 340             sfeatures);
 341         zprop_register_number(VDEV_PROP_FRAGMENTATION, "fragmentation", 0,
 342             PROP_READONLY, ZFS_TYPE_VDEV, "<percent>", "FRAG", B_FALSE,
 343             sfeatures);
 344         zprop_register_number(VDEV_PROP_CAPACITY, "capacity", 0, PROP_READONLY,
 345             ZFS_TYPE_VDEV, "<size>", "CAP", B_FALSE, sfeatures);
 346         zprop_register_number(VDEV_PROP_GUID, "guid", 0, PROP_READONLY,
 347             ZFS_TYPE_VDEV, "<guid>", "GUID", B_TRUE, sfeatures);
 348         zprop_register_number(VDEV_PROP_STATE, "state", 0, PROP_READONLY,
 349             ZFS_TYPE_VDEV, "<state>", "STATE", B_FALSE, sfeatures);
 350         zprop_register_number(VDEV_PROP_BOOTSIZE, "bootsize", 0, PROP_READONLY,
 351             ZFS_TYPE_VDEV, "<size>", "BOOTSIZE", B_FALSE, sfeatures);
 352         zprop_register_number(VDEV_PROP_ASIZE, "asize", 0, PROP_READONLY,
 353             ZFS_TYPE_VDEV, "<asize>", "ASIZE", B_FALSE, sfeatures);
 354         zprop_register_number(VDEV_PROP_PSIZE, "psize", 0, PROP_READONLY,
 355             ZFS_TYPE_VDEV, "<psize>", "PSIZE", B_FALSE, sfeatures);
 356         zprop_register_number(VDEV_PROP_ASHIFT, "ashift", 0, PROP_READONLY,
 357             ZFS_TYPE_VDEV, "<ashift>", "ASHIFT", B_FALSE, sfeatures);
 358         zprop_register_number(VDEV_PROP_PARITY, "parity", 0, PROP_READONLY,
 359             ZFS_TYPE_VDEV, "<parity>", "PARITY", B_FALSE, sfeatures);
 360         zprop_register_number(VDEV_PROP_NUMCHILDREN, "numchildren", 0,
 361             PROP_READONLY, ZFS_TYPE_VDEV, "<number-of-children>", "NUMCHILD",
 362             B_FALSE, sfeatures);
 363         zprop_register_number(VDEV_PROP_READ_ERRORS, "read_errors", 0,
 364             PROP_READONLY, ZFS_TYPE_VDEV, "<errors>", "RDERR", B_FALSE,
 365             sfeatures);
 366         zprop_register_number(VDEV_PROP_WRITE_ERRORS, "write_errors", 0,
 367             PROP_READONLY, ZFS_TYPE_VDEV, "<errors>", "WRERR", B_FALSE,
 368             sfeatures);
 369         zprop_register_number(VDEV_PROP_CHECKSUM_ERRORS, "checksum_errors", 0,
 370             PROP_READONLY, ZFS_TYPE_VDEV, "<errors>", "CKERR", B_FALSE,
 371             sfeatures);
 372         zprop_register_number(VDEV_PROP_INITIALIZE_ERRORS,
 373             "initialize_errors", 0, PROP_READONLY, ZFS_TYPE_VDEV, "<errors>",
 374             "INITERR", B_FALSE, sfeatures);
 375         zprop_register_number(VDEV_PROP_OPS_NULL, "null_ops", 0,
 376             PROP_READONLY, ZFS_TYPE_VDEV, "<operations>", "NULLOP", B_FALSE,
 377             sfeatures);
 378         zprop_register_number(VDEV_PROP_OPS_READ, "read_ops", 0,
 379             PROP_READONLY, ZFS_TYPE_VDEV, "<operations>", "READOP", B_FALSE,
 380             sfeatures);
 381         zprop_register_number(VDEV_PROP_OPS_WRITE, "write_ops", 0,
 382             PROP_READONLY, ZFS_TYPE_VDEV, "<operations>", "WRITEOP", B_FALSE,
 383             sfeatures);
 384         zprop_register_number(VDEV_PROP_OPS_FREE, "free_ops", 0,
 385             PROP_READONLY, ZFS_TYPE_VDEV, "<operations>", "FREEOP", B_FALSE,
 386             sfeatures);
 387         zprop_register_number(VDEV_PROP_OPS_CLAIM, "claim_ops", 0,
 388             PROP_READONLY, ZFS_TYPE_VDEV, "<operations>", "CLAIMOP", B_FALSE,
 389             sfeatures);
 390         zprop_register_number(VDEV_PROP_OPS_TRIM, "trim_ops", 0,
 391             PROP_READONLY, ZFS_TYPE_VDEV, "<operations>", "TRIMOP", B_FALSE,
 392             sfeatures);
 393         zprop_register_number(VDEV_PROP_BYTES_NULL, "null_bytes", 0,
 394             PROP_READONLY, ZFS_TYPE_VDEV, "<bytes>", "NULLBYTE", B_FALSE,
 395             sfeatures);
 396         zprop_register_number(VDEV_PROP_BYTES_READ, "read_bytes", 0,
 397             PROP_READONLY, ZFS_TYPE_VDEV, "<bytes>", "READBYTE", B_FALSE,
 398             sfeatures);
 399         zprop_register_number(VDEV_PROP_BYTES_WRITE, "write_bytes", 0,
 400             PROP_READONLY, ZFS_TYPE_VDEV, "<bytes>", "WRITEBYTE", B_FALSE,
 401             sfeatures);
 402         zprop_register_number(VDEV_PROP_BYTES_FREE, "free_bytes", 0,
 403             PROP_READONLY, ZFS_TYPE_VDEV, "<bytes>", "FREEBYTE", B_FALSE,
 404             sfeatures);
 405         zprop_register_number(VDEV_PROP_BYTES_CLAIM, "claim_bytes", 0,
 406             PROP_READONLY, ZFS_TYPE_VDEV, "<bytes>", "CLAIMBYTE", B_FALSE,
 407             sfeatures);
 408         zprop_register_number(VDEV_PROP_BYTES_TRIM, "trim_bytes", 0,
 409             PROP_READONLY, ZFS_TYPE_VDEV, "<bytes>", "TRIMBYTE", B_FALSE,
 410             sfeatures);
 411
 412         /* default numeric properties */
 413
 414         /* default index (boolean) properties */
 415         zprop_register_index(VDEV_PROP_REMOVING, "removing", 0,
 416             PROP_READONLY, ZFS_TYPE_VDEV, "on | off", "REMOVING",
 417             boolean_table, sfeatures);
 418         zprop_register_index(VDEV_PROP_ALLOCATING, "allocating", 1,
 419             PROP_DEFAULT, ZFS_TYPE_VDEV, "on | off", "ALLOCATING",
 420             boolean_na_table, sfeatures);
 421
 422         /* default index properties */
 423         zprop_register_index(VDEV_PROP_FAILFAST, "failfast", B_TRUE,
 424             PROP_DEFAULT, ZFS_TYPE_VDEV, "on | off", "FAILFAST", boolean_table,
 425             sfeatures);
 426
 427         /* hidden properties */
 428         zprop_register_hidden(VDEV_PROP_NAME, "name", PROP_TYPE_STRING,
 429             PROP_READONLY, ZFS_TYPE_VDEV, "NAME", B_TRUE, sfeatures);
 430
 431         zfs_mod_list_supported_free(sfeatures);
 432 }
 433
 434 /*
 435  * Given a property name and its type, returns the corresponding property ID.
 436  */
 437 vdev_prop_t
 438 vdev_name_to_prop(const char *propname)
 439 {
 440         return (zprop_name_to_prop(propname, ZFS_TYPE_VDEV));
 441 }
 442
 443 /*
 444  * Returns true if this is a valid user-defined property (one with a ':').
 445  */
 446 boolean_t
 447 vdev_prop_user(const char *name)
 448 {
 449         int i;
 450         char c;
 451         boolean_t foundsep = B_FALSE;
 452
 453         for (i = 0; i < strlen(name); i++) {
 454                 c = name[i];
 455                 if (!zprop_valid_char(c))
 456                         return (B_FALSE);
 457                 if (c == ':')
 458                         foundsep = B_TRUE;
 459         }
 460
 461         return (foundsep);
 462 }
 463
 464 /*
 465  * Given a pool property ID, returns the corresponding name.
 466  * Assuming the pool property ID is valid.
 467  */
 468 const char *
 469 vdev_prop_to_name(vdev_prop_t prop)
 470 {
 471         return (vdev_prop_table[prop].pd_name);
 472 }
 473
 474 zprop_type_t
 475 vdev_prop_get_type(vdev_prop_t prop)
 476 {
 477         return (vdev_prop_table[prop].pd_proptype);
 478 }
 479
 480 boolean_t
 481 vdev_prop_readonly(vdev_prop_t prop)
 482 {
 483         return (vdev_prop_table[prop].pd_attr == PROP_READONLY);
 484 }
 485
 486 const char *
 487 vdev_prop_default_string(vdev_prop_t prop)
 488 {
 489         return (vdev_prop_table[prop].pd_strdefault);
 490 }
 491
 492 uint64_t
 493 vdev_prop_default_numeric(vdev_prop_t prop)
 494 {
 495         return (vdev_prop_table[prop].pd_numdefault);
 496 }
 497
 498 int
 499 vdev_prop_string_to_index(vdev_prop_t prop, const char *string,
 500     uint64_t *index)
 501 {
 502         return (zprop_string_to_index(prop, string, index, ZFS_TYPE_VDEV));
 503 }
 504
 505 int
 506 vdev_prop_index_to_string(vdev_prop_t prop, uint64_t index,
 507     const char **string)
 508 {
 509         return (zprop_index_to_string(prop, index, string, ZFS_TYPE_VDEV));
 510 }
 511
 512 /*
 513  * Returns true if this is a valid vdev property.
 514  */
 515 boolean_t
 516 zpool_prop_vdev(const char *name)
 517 {
 518         return (vdev_name_to_prop(name) != VDEV_PROP_INVAL);
 519 }
 520
 521 uint64_t
 522 vdev_prop_random_value(vdev_prop_t prop, uint64_t seed)
 523 {
 524         return (zprop_random_value(prop, seed, ZFS_TYPE_VDEV));
 525 }
 526
 527 #ifndef _KERNEL
 528 const char *
 529 vdev_prop_values(vdev_prop_t prop)
 530 {
 531         return (vdev_prop_table[prop].pd_values);
 532 }
 533
 534 const char *
 535 vdev_prop_column_name(vdev_prop_t prop)
 536 {
 537         return (vdev_prop_table[prop].pd_colname);
 538 }
 539
 540 boolean_t
 541 vdev_prop_align_right(vdev_prop_t prop)
 542 {
 543         return (vdev_prop_table[prop].pd_rightalign);
 544 }
 545 #endif
 546
 547 #if defined(_KERNEL)
 548 /* zpool property functions */
 549 EXPORT_SYMBOL(zpool_prop_init);
 550 EXPORT_SYMBOL(zpool_prop_get_type);
 551 EXPORT_SYMBOL(zpool_prop_get_table);
 552
 553 /* vdev property functions */
 554 EXPORT_SYMBOL(vdev_prop_init);
 555 EXPORT_SYMBOL(vdev_prop_get_type);
 556 EXPORT_SYMBOL(vdev_prop_get_table);
 557
 558 /* Pool property functions shared between libzfs and kernel. */
 559 EXPORT_SYMBOL(zpool_name_to_prop);
 560 EXPORT_SYMBOL(zpool_prop_to_name);
 561 EXPORT_SYMBOL(zpool_prop_default_string);
 562 EXPORT_SYMBOL(zpool_prop_default_numeric);
 563 EXPORT_SYMBOL(zpool_prop_readonly);
 564 EXPORT_SYMBOL(zpool_prop_feature);
 565 EXPORT_SYMBOL(zpool_prop_unsupported);
 566 EXPORT_SYMBOL(zpool_prop_index_to_string);
 567 EXPORT_SYMBOL(zpool_prop_string_to_index);
 568 EXPORT_SYMBOL(zpool_prop_vdev);
 569
 570 /* vdev property functions shared between libzfs and kernel. */
 571 EXPORT_SYMBOL(vdev_name_to_prop);
 572 EXPORT_SYMBOL(vdev_prop_user);
 573 EXPORT_SYMBOL(vdev_prop_to_name);
 574 EXPORT_SYMBOL(vdev_prop_default_string);
 575 EXPORT_SYMBOL(vdev_prop_default_numeric);
 576 EXPORT_SYMBOL(vdev_prop_readonly);
 577 EXPORT_SYMBOL(vdev_prop_index_to_string);
 578 EXPORT_SYMBOL(vdev_prop_string_to_index);
 579 #endif