zfs_prop.c revision 209962
1168404Spjd/* 2168404Spjd * CDDL HEADER START 3168404Spjd * 4168404Spjd * The contents of this file are subject to the terms of the 5168404Spjd * Common Development and Distribution License (the "License"). 6168404Spjd * You may not use this file except in compliance with the License. 7168404Spjd * 8168404Spjd * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9168404Spjd * or http://www.opensolaris.org/os/licensing. 10168404Spjd * See the License for the specific language governing permissions 11168404Spjd * and limitations under the License. 12168404Spjd * 13168404Spjd * When distributing Covered Code, include this CDDL HEADER in each 14168404Spjd * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15168404Spjd * If applicable, add the following below this CDDL HEADER, with the 16168404Spjd * fields enclosed by brackets "[]" replaced with your own identifying 17168404Spjd * information: Portions Copyright [yyyy] [name of copyright owner] 18168404Spjd * 19168404Spjd * CDDL HEADER END 20168404Spjd */ 21168404Spjd/* 22209962Smm * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 23168404Spjd * Use is subject to license terms. 24168404Spjd */ 25168404Spjd 26168404Spjd#include <sys/zio.h> 27168404Spjd#include <sys/spa.h> 28185029Spjd#include <sys/u8_textprep.h> 29168404Spjd#include <sys/zfs_acl.h> 30168404Spjd#include <sys/zfs_ioctl.h> 31185029Spjd#include <sys/zfs_znode.h> 32168404Spjd 33168404Spjd#include "zfs_prop.h" 34185029Spjd#include "zfs_deleg.h" 35168404Spjd 36168404Spjd#if defined(_KERNEL) 37168404Spjd#include <sys/systm.h> 38168404Spjd#else 39168404Spjd#include <stdlib.h> 40168404Spjd#include <string.h> 41168404Spjd#include <ctype.h> 42168404Spjd#endif 43168404Spjd 44185029Spjdstatic zprop_desc_t zfs_prop_table[ZFS_NUM_PROPS]; 45168404Spjd 46209962Smm/* Note this is indexed by zfs_userquota_prop_t, keep the order the same */ 47209962Smmconst char *zfs_userquota_prop_prefixes[] = { 48209962Smm "userused@", 49209962Smm "userquota@", 50209962Smm "groupused@", 51209962Smm "groupquota@" 52209962Smm}; 53209962Smm 54185029Spjdzprop_desc_t * 55185029Spjdzfs_prop_get_table(void) 56168404Spjd{ 57185029Spjd return (zfs_prop_table); 58168404Spjd} 59168404Spjd 60185029Spjdvoid 61185029Spjdzfs_prop_init(void) 62168404Spjd{ 63185029Spjd static zprop_index_t checksum_table[] = { 64185029Spjd { "on", ZIO_CHECKSUM_ON }, 65185029Spjd { "off", ZIO_CHECKSUM_OFF }, 66185029Spjd { "fletcher2", ZIO_CHECKSUM_FLETCHER_2 }, 67185029Spjd { "fletcher4", ZIO_CHECKSUM_FLETCHER_4 }, 68185029Spjd { "sha256", ZIO_CHECKSUM_SHA256 }, 69185029Spjd { NULL } 70185029Spjd }; 71168404Spjd 72185029Spjd static zprop_index_t compress_table[] = { 73185029Spjd { "on", ZIO_COMPRESS_ON }, 74185029Spjd { "off", ZIO_COMPRESS_OFF }, 75185029Spjd { "lzjb", ZIO_COMPRESS_LZJB }, 76185029Spjd { "gzip", ZIO_COMPRESS_GZIP_6 }, /* gzip default */ 77185029Spjd { "gzip-1", ZIO_COMPRESS_GZIP_1 }, 78185029Spjd { "gzip-2", ZIO_COMPRESS_GZIP_2 }, 79185029Spjd { "gzip-3", ZIO_COMPRESS_GZIP_3 }, 80185029Spjd { "gzip-4", ZIO_COMPRESS_GZIP_4 }, 81185029Spjd { "gzip-5", ZIO_COMPRESS_GZIP_5 }, 82185029Spjd { "gzip-6", ZIO_COMPRESS_GZIP_6 }, 83185029Spjd { "gzip-7", ZIO_COMPRESS_GZIP_7 }, 84185029Spjd { "gzip-8", ZIO_COMPRESS_GZIP_8 }, 85185029Spjd { "gzip-9", ZIO_COMPRESS_GZIP_9 }, 86185029Spjd { NULL } 87185029Spjd }; 88168404Spjd 89185029Spjd static zprop_index_t snapdir_table[] = { 90185029Spjd { "hidden", ZFS_SNAPDIR_HIDDEN }, 91185029Spjd { "visible", ZFS_SNAPDIR_VISIBLE }, 92185029Spjd { NULL } 93185029Spjd }; 94168404Spjd 95185029Spjd static zprop_index_t acl_mode_table[] = { 96185029Spjd { "discard", ZFS_ACL_DISCARD }, 97185029Spjd { "groupmask", ZFS_ACL_GROUPMASK }, 98185029Spjd { "passthrough", ZFS_ACL_PASSTHROUGH }, 99185029Spjd { NULL } 100185029Spjd }; 101168404Spjd 102185029Spjd static zprop_index_t acl_inherit_table[] = { 103185029Spjd { "discard", ZFS_ACL_DISCARD }, 104185029Spjd { "noallow", ZFS_ACL_NOALLOW }, 105185029Spjd { "restricted", ZFS_ACL_RESTRICTED }, 106185029Spjd { "passthrough", ZFS_ACL_PASSTHROUGH }, 107185029Spjd { "secure", ZFS_ACL_RESTRICTED }, /* bkwrd compatability */ 108201143Sdelphij { "passthrough-x", ZFS_ACL_PASSTHROUGH_X }, 109185029Spjd { NULL } 110185029Spjd }; 111168404Spjd 112185029Spjd static zprop_index_t case_table[] = { 113185029Spjd { "sensitive", ZFS_CASE_SENSITIVE }, 114185029Spjd { "insensitive", ZFS_CASE_INSENSITIVE }, 115185029Spjd { "mixed", ZFS_CASE_MIXED }, 116185029Spjd { NULL } 117185029Spjd }; 118168404Spjd 119185029Spjd static zprop_index_t copies_table[] = { 120185029Spjd { "1", 1 }, 121185029Spjd { "2", 2 }, 122185029Spjd { "3", 3 }, 123185029Spjd { NULL } 124185029Spjd }; 125168404Spjd 126185029Spjd /* 127185029Spjd * Use the unique flags we have to send to u8_strcmp() and/or 128185029Spjd * u8_textprep() to represent the various normalization property 129185029Spjd * values. 130185029Spjd */ 131185029Spjd static zprop_index_t normalize_table[] = { 132185029Spjd { "none", 0 }, 133185029Spjd { "formD", U8_TEXTPREP_NFD }, 134185029Spjd { "formKC", U8_TEXTPREP_NFKC }, 135185029Spjd { "formC", U8_TEXTPREP_NFC }, 136185029Spjd { "formKD", U8_TEXTPREP_NFKD }, 137185029Spjd { NULL } 138185029Spjd }; 139168404Spjd 140185029Spjd static zprop_index_t version_table[] = { 141185029Spjd { "1", 1 }, 142185029Spjd { "2", 2 }, 143185029Spjd { "3", 3 }, 144209962Smm { "4", 4 }, 145185029Spjd { "current", ZPL_VERSION }, 146185029Spjd { NULL } 147185029Spjd }; 148168404Spjd 149185029Spjd static zprop_index_t boolean_table[] = { 150185029Spjd { "off", 0 }, 151185029Spjd { "on", 1 }, 152185029Spjd { NULL } 153185029Spjd }; 154168404Spjd 155185029Spjd static zprop_index_t canmount_table[] = { 156185029Spjd { "off", ZFS_CANMOUNT_OFF }, 157185029Spjd { "on", ZFS_CANMOUNT_ON }, 158185029Spjd { "noauto", ZFS_CANMOUNT_NOAUTO }, 159185029Spjd { NULL } 160185029Spjd }; 161168404Spjd 162185029Spjd static zprop_index_t cache_table[] = { 163185029Spjd { "none", ZFS_CACHE_NONE }, 164185029Spjd { "metadata", ZFS_CACHE_METADATA }, 165185029Spjd { "all", ZFS_CACHE_ALL }, 166185029Spjd { NULL } 167185029Spjd }; 168168404Spjd 169185029Spjd /* inherit index properties */ 170185029Spjd register_index(ZFS_PROP_CHECKSUM, "checksum", ZIO_CHECKSUM_DEFAULT, 171185029Spjd PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, 172185029Spjd "on | off | fletcher2 | fletcher4 | sha256", "CHECKSUM", 173185029Spjd checksum_table); 174185029Spjd register_index(ZFS_PROP_COMPRESSION, "compression", 175185029Spjd ZIO_COMPRESS_DEFAULT, PROP_INHERIT, 176185029Spjd ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, 177185029Spjd "on | off | lzjb | gzip | gzip-[1-9]", "COMPRESS", compress_table); 178185029Spjd register_index(ZFS_PROP_SNAPDIR, "snapdir", ZFS_SNAPDIR_HIDDEN, 179185029Spjd PROP_INHERIT, ZFS_TYPE_FILESYSTEM, 180185029Spjd "hidden | visible", "SNAPDIR", snapdir_table); 181185029Spjd register_index(ZFS_PROP_ACLMODE, "aclmode", ZFS_ACL_GROUPMASK, 182185029Spjd PROP_INHERIT, ZFS_TYPE_FILESYSTEM, 183185029Spjd "discard | groupmask | passthrough", "ACLMODE", acl_mode_table); 184185029Spjd register_index(ZFS_PROP_ACLINHERIT, "aclinherit", ZFS_ACL_RESTRICTED, 185185029Spjd PROP_INHERIT, ZFS_TYPE_FILESYSTEM, 186201143Sdelphij "discard | noallow | restricted | passthrough | passthrough-x", 187185029Spjd "ACLINHERIT", acl_inherit_table); 188185029Spjd register_index(ZFS_PROP_COPIES, "copies", 1, 189185029Spjd PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, 190185029Spjd "1 | 2 | 3", "COPIES", copies_table); 191185029Spjd register_index(ZFS_PROP_PRIMARYCACHE, "primarycache", 192185029Spjd ZFS_CACHE_ALL, PROP_INHERIT, 193185029Spjd ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT | ZFS_TYPE_VOLUME, 194185029Spjd "all | none | metadata", "PRIMARYCACHE", cache_table); 195185029Spjd register_index(ZFS_PROP_SECONDARYCACHE, "secondarycache", 196185029Spjd ZFS_CACHE_ALL, PROP_INHERIT, 197185029Spjd ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT | ZFS_TYPE_VOLUME, 198185029Spjd "all | none | metadata", "SECONDARYCACHE", cache_table); 199168404Spjd 200185029Spjd /* inherit index (boolean) properties */ 201185029Spjd register_index(ZFS_PROP_ATIME, "atime", 1, PROP_INHERIT, 202185029Spjd ZFS_TYPE_FILESYSTEM, "on | off", "ATIME", boolean_table); 203185029Spjd register_index(ZFS_PROP_DEVICES, "devices", 1, PROP_INHERIT, 204185029Spjd ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "DEVICES", 205185029Spjd boolean_table); 206185029Spjd register_index(ZFS_PROP_EXEC, "exec", 1, PROP_INHERIT, 207185029Spjd ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "EXEC", 208185029Spjd boolean_table); 209185029Spjd register_index(ZFS_PROP_SETUID, "setuid", 1, PROP_INHERIT, 210185029Spjd ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "SETUID", 211185029Spjd boolean_table); 212185029Spjd register_index(ZFS_PROP_READONLY, "readonly", 0, PROP_INHERIT, 213185029Spjd ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "on | off", "RDONLY", 214185029Spjd boolean_table); 215185029Spjd register_index(ZFS_PROP_ZONED, "jailed", 0, PROP_INHERIT, 216185029Spjd ZFS_TYPE_FILESYSTEM, "on | off", "JAILED", boolean_table); 217185029Spjd register_index(ZFS_PROP_XATTR, "xattr", 1, PROP_INHERIT, 218185029Spjd ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "XATTR", 219185029Spjd boolean_table); 220185029Spjd register_index(ZFS_PROP_VSCAN, "vscan", 0, PROP_INHERIT, 221185029Spjd ZFS_TYPE_FILESYSTEM, "on | off", "VSCAN", 222185029Spjd boolean_table); 223185029Spjd register_index(ZFS_PROP_NBMAND, "nbmand", 0, PROP_INHERIT, 224185029Spjd ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "NBMAND", 225185029Spjd boolean_table); 226168404Spjd 227185029Spjd /* default index properties */ 228185029Spjd register_index(ZFS_PROP_VERSION, "version", 0, PROP_DEFAULT, 229185029Spjd ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, 230209962Smm "1 | 2 | 3 | 4 | current", "VERSION", version_table); 231185029Spjd register_index(ZFS_PROP_CANMOUNT, "canmount", ZFS_CANMOUNT_ON, 232185029Spjd PROP_DEFAULT, ZFS_TYPE_FILESYSTEM, "on | off | noauto", 233185029Spjd "CANMOUNT", canmount_table); 234168404Spjd 235185029Spjd /* readonly index (boolean) properties */ 236185029Spjd register_index(ZFS_PROP_MOUNTED, "mounted", 0, PROP_READONLY, 237185029Spjd ZFS_TYPE_FILESYSTEM, "yes | no", "MOUNTED", boolean_table); 238185029Spjd 239185029Spjd /* set once index properties */ 240185029Spjd register_index(ZFS_PROP_NORMALIZE, "normalization", 0, 241185029Spjd PROP_ONETIME, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, 242185029Spjd "none | formC | formD | formKC | formKD", "NORMALIZATION", 243185029Spjd normalize_table); 244185029Spjd register_index(ZFS_PROP_CASE, "casesensitivity", ZFS_CASE_SENSITIVE, 245185029Spjd PROP_ONETIME, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, 246185029Spjd "sensitive | insensitive | mixed", "CASE", case_table); 247185029Spjd 248185029Spjd /* set once index (boolean) properties */ 249185029Spjd register_index(ZFS_PROP_UTF8ONLY, "utf8only", 0, PROP_ONETIME, 250185029Spjd ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, 251185029Spjd "on | off", "UTF8ONLY", boolean_table); 252185029Spjd 253185029Spjd /* string properties */ 254185029Spjd register_string(ZFS_PROP_ORIGIN, "origin", NULL, PROP_READONLY, 255185029Spjd ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<snapshot>", "ORIGIN"); 256185029Spjd register_string(ZFS_PROP_MOUNTPOINT, "mountpoint", "/", PROP_INHERIT, 257185029Spjd ZFS_TYPE_FILESYSTEM, "<path> | legacy | none", "MOUNTPOINT"); 258185029Spjd register_string(ZFS_PROP_SHARENFS, "sharenfs", "off", PROP_INHERIT, 259185029Spjd ZFS_TYPE_FILESYSTEM, "on | off | share(1M) options", "SHARENFS"); 260185029Spjd register_string(ZFS_PROP_SHAREISCSI, "shareiscsi", "off", PROP_INHERIT, 261185029Spjd ZFS_TYPE_DATASET, "on | off | type=<type>", "SHAREISCSI"); 262185029Spjd register_string(ZFS_PROP_TYPE, "type", NULL, PROP_READONLY, 263185029Spjd ZFS_TYPE_DATASET, "filesystem | volume | snapshot", "TYPE"); 264185029Spjd register_string(ZFS_PROP_SHARESMB, "sharesmb", "off", PROP_INHERIT, 265185029Spjd ZFS_TYPE_FILESYSTEM, "on | off | sharemgr(1M) options", "SHARESMB"); 266185029Spjd 267185029Spjd /* readonly number properties */ 268185029Spjd register_number(ZFS_PROP_USED, "used", 0, PROP_READONLY, 269185029Spjd ZFS_TYPE_DATASET, "<size>", "USED"); 270185029Spjd register_number(ZFS_PROP_AVAILABLE, "available", 0, PROP_READONLY, 271185029Spjd ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>", "AVAIL"); 272185029Spjd register_number(ZFS_PROP_REFERENCED, "referenced", 0, PROP_READONLY, 273185029Spjd ZFS_TYPE_DATASET, "<size>", "REFER"); 274185029Spjd register_number(ZFS_PROP_COMPRESSRATIO, "compressratio", 0, 275185029Spjd PROP_READONLY, ZFS_TYPE_DATASET, 276185029Spjd "<1.00x or higher if compressed>", "RATIO"); 277185029Spjd register_number(ZFS_PROP_VOLBLOCKSIZE, "volblocksize", 8192, 278185029Spjd PROP_ONETIME, 279185029Spjd ZFS_TYPE_VOLUME, "512 to 128k, power of 2", "VOLBLOCK"); 280185029Spjd register_number(ZFS_PROP_USEDSNAP, "usedbysnapshots", 0, PROP_READONLY, 281185029Spjd ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>", "USEDSNAP"); 282185029Spjd register_number(ZFS_PROP_USEDDS, "usedbydataset", 0, PROP_READONLY, 283185029Spjd ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>", "USEDDS"); 284185029Spjd register_number(ZFS_PROP_USEDCHILD, "usedbychildren", 0, PROP_READONLY, 285185029Spjd ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>", "USEDCHILD"); 286185029Spjd register_number(ZFS_PROP_USEDREFRESERV, "usedbyrefreservation", 0, 287185029Spjd PROP_READONLY, 288185029Spjd ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>", "USEDREFRESERV"); 289185029Spjd 290185029Spjd /* default number properties */ 291185029Spjd register_number(ZFS_PROP_QUOTA, "quota", 0, PROP_DEFAULT, 292185029Spjd ZFS_TYPE_FILESYSTEM, "<size> | none", "QUOTA"); 293185029Spjd register_number(ZFS_PROP_RESERVATION, "reservation", 0, PROP_DEFAULT, 294185029Spjd ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size> | none", "RESERV"); 295185029Spjd register_number(ZFS_PROP_VOLSIZE, "volsize", 0, PROP_DEFAULT, 296185029Spjd ZFS_TYPE_VOLUME, "<size>", "VOLSIZE"); 297185029Spjd register_number(ZFS_PROP_REFQUOTA, "refquota", 0, PROP_DEFAULT, 298185029Spjd ZFS_TYPE_FILESYSTEM, "<size> | none", "REFQUOTA"); 299185029Spjd register_number(ZFS_PROP_REFRESERVATION, "refreservation", 0, 300185029Spjd PROP_DEFAULT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, 301185029Spjd "<size> | none", "REFRESERV"); 302185029Spjd 303185029Spjd /* inherit number properties */ 304185029Spjd register_number(ZFS_PROP_RECORDSIZE, "recordsize", SPA_MAXBLOCKSIZE, 305185029Spjd PROP_INHERIT, 306185029Spjd ZFS_TYPE_FILESYSTEM, "512 to 128k, power of 2", "RECSIZE"); 307185029Spjd 308185029Spjd /* hidden properties */ 309185029Spjd register_hidden(ZFS_PROP_CREATETXG, "createtxg", PROP_TYPE_NUMBER, 310192240Skmacy PROP_READONLY, ZFS_TYPE_DATASET, "CREATETXG"); 311185029Spjd register_hidden(ZFS_PROP_NUMCLONES, "numclones", PROP_TYPE_NUMBER, 312185029Spjd PROP_READONLY, ZFS_TYPE_SNAPSHOT, NULL); 313185029Spjd register_hidden(ZFS_PROP_NAME, "name", PROP_TYPE_STRING, 314185029Spjd PROP_READONLY, ZFS_TYPE_DATASET, "NAME"); 315185029Spjd register_hidden(ZFS_PROP_ISCSIOPTIONS, "iscsioptions", PROP_TYPE_STRING, 316185029Spjd PROP_INHERIT, ZFS_TYPE_VOLUME, "ISCSIOPTIONS"); 317185029Spjd register_hidden(ZFS_PROP_GUID, "guid", PROP_TYPE_NUMBER, PROP_READONLY, 318185029Spjd ZFS_TYPE_DATASET, "GUID"); 319209962Smm register_hidden(ZFS_PROP_USERACCOUNTING, "useraccounting", 320209962Smm PROP_TYPE_NUMBER, PROP_READONLY, ZFS_TYPE_DATASET, NULL); 321185029Spjd 322185029Spjd /* oddball properties */ 323185029Spjd register_impl(ZFS_PROP_CREATION, "creation", PROP_TYPE_NUMBER, 0, NULL, 324185029Spjd PROP_READONLY, ZFS_TYPE_DATASET, 325185029Spjd "<date>", "CREATION", B_FALSE, B_TRUE, NULL); 326168404Spjd} 327168404Spjd 328185029Spjdboolean_t 329185029Spjdzfs_prop_delegatable(zfs_prop_t prop) 330168404Spjd{ 331185029Spjd zprop_desc_t *pd = &zfs_prop_table[prop]; 332185029Spjd return (pd->pd_attr != PROP_READONLY); 333168404Spjd} 334168404Spjd 335168404Spjd/* 336168404Spjd * Given a zfs dataset property name, returns the corresponding property ID. 337168404Spjd */ 338168404Spjdzfs_prop_t 339168404Spjdzfs_name_to_prop(const char *propname) 340168404Spjd{ 341185029Spjd return (zprop_name_to_prop(propname, ZFS_TYPE_DATASET)); 342168404Spjd} 343168404Spjd 344168404Spjd/* 345168404Spjd * For user property names, we allow all lowercase alphanumeric characters, plus 346168404Spjd * a few useful punctuation characters. 347168404Spjd */ 348168404Spjdstatic int 349168404Spjdvalid_char(char c) 350168404Spjd{ 351168404Spjd return ((c >= 'a' && c <= 'z') || 352168404Spjd (c >= '0' && c <= '9') || 353168404Spjd c == '-' || c == '_' || c == '.' || c == ':'); 354168404Spjd} 355168404Spjd 356168404Spjd/* 357168404Spjd * Returns true if this is a valid user-defined property (one with a ':'). 358168404Spjd */ 359168404Spjdboolean_t 360168404Spjdzfs_prop_user(const char *name) 361168404Spjd{ 362168404Spjd int i; 363168404Spjd char c; 364168404Spjd boolean_t foundsep = B_FALSE; 365168404Spjd 366168404Spjd for (i = 0; i < strlen(name); i++) { 367168404Spjd c = name[i]; 368168404Spjd if (!valid_char(c)) 369168404Spjd return (B_FALSE); 370168404Spjd if (c == ':') 371168404Spjd foundsep = B_TRUE; 372168404Spjd } 373168404Spjd 374168404Spjd if (!foundsep) 375168404Spjd return (B_FALSE); 376168404Spjd 377168404Spjd return (B_TRUE); 378168404Spjd} 379168404Spjd 380168404Spjd/* 381209962Smm * Returns true if this is a valid userspace-type property (one with a '@'). 382209962Smm * Note that after the @, any character is valid (eg, another @, for SID 383209962Smm * user@domain). 384209962Smm */ 385209962Smmboolean_t 386209962Smmzfs_prop_userquota(const char *name) 387209962Smm{ 388209962Smm zfs_userquota_prop_t prop; 389209962Smm 390209962Smm for (prop = 0; prop < ZFS_NUM_USERQUOTA_PROPS; prop++) { 391209962Smm if (strncmp(name, zfs_userquota_prop_prefixes[prop], 392209962Smm strlen(zfs_userquota_prop_prefixes[prop])) == 0) { 393209962Smm return (B_TRUE); 394209962Smm } 395209962Smm } 396209962Smm 397209962Smm return (B_FALSE); 398209962Smm} 399209962Smm 400209962Smm/* 401185029Spjd * Tables of index types, plus functions to convert between the user view 402185029Spjd * (strings) and internal representation (uint64_t). 403168404Spjd */ 404185029Spjdint 405185029Spjdzfs_prop_string_to_index(zfs_prop_t prop, const char *string, uint64_t *index) 406168404Spjd{ 407185029Spjd return (zprop_string_to_index(prop, string, index, ZFS_TYPE_DATASET)); 408168404Spjd} 409168404Spjd 410185029Spjdint 411185029Spjdzfs_prop_index_to_string(zfs_prop_t prop, uint64_t index, const char **string) 412168404Spjd{ 413185029Spjd return (zprop_index_to_string(prop, index, string, ZFS_TYPE_DATASET)); 414168404Spjd} 415168404Spjd 416168404Spjd/* 417185029Spjd * Returns TRUE if the property applies to any of the given dataset types. 418168404Spjd */ 419185029Spjdboolean_t 420185029Spjdzfs_prop_valid_for_type(int prop, zfs_type_t types) 421168404Spjd{ 422185029Spjd return (zprop_valid_for_type(prop, types)); 423168404Spjd} 424168404Spjd 425185029Spjdzprop_type_t 426185029Spjdzfs_prop_get_type(zfs_prop_t prop) 427168404Spjd{ 428185029Spjd return (zfs_prop_table[prop].pd_proptype); 429168404Spjd} 430168404Spjd 431168404Spjd/* 432185029Spjd * Returns TRUE if the property is readonly. 433168404Spjd */ 434185029Spjdboolean_t 435185029Spjdzfs_prop_readonly(zfs_prop_t prop) 436168404Spjd{ 437185029Spjd return (zfs_prop_table[prop].pd_attr == PROP_READONLY || 438185029Spjd zfs_prop_table[prop].pd_attr == PROP_ONETIME); 439168404Spjd} 440168404Spjd 441168404Spjd/* 442185029Spjd * Returns TRUE if the property is only allowed to be set once. 443168404Spjd */ 444185029Spjdboolean_t 445185029Spjdzfs_prop_setonce(zfs_prop_t prop) 446168404Spjd{ 447185029Spjd return (zfs_prop_table[prop].pd_attr == PROP_ONETIME); 448168404Spjd} 449168404Spjd 450185029Spjdconst char * 451185029Spjdzfs_prop_default_string(zfs_prop_t prop) 452185029Spjd{ 453185029Spjd return (zfs_prop_table[prop].pd_strdefault); 454185029Spjd} 455168404Spjd 456185029Spjduint64_t 457185029Spjdzfs_prop_default_numeric(zfs_prop_t prop) 458168404Spjd{ 459185029Spjd return (zfs_prop_table[prop].pd_numdefault); 460168404Spjd} 461168404Spjd 462168404Spjd/* 463185029Spjd * Given a dataset property ID, returns the corresponding name. 464185029Spjd * Assuming the zfs dataset property ID is valid. 465168404Spjd */ 466185029Spjdconst char * 467185029Spjdzfs_prop_to_name(zfs_prop_t prop) 468168404Spjd{ 469185029Spjd return (zfs_prop_table[prop].pd_name); 470168404Spjd} 471168404Spjd 472185029Spjd/* 473185029Spjd * Returns TRUE if the property is inheritable. 474185029Spjd */ 475185029Spjdboolean_t 476185029Spjdzfs_prop_inheritable(zfs_prop_t prop) 477168404Spjd{ 478185029Spjd return (zfs_prop_table[prop].pd_attr == PROP_INHERIT || 479185029Spjd zfs_prop_table[prop].pd_attr == PROP_ONETIME); 480168404Spjd} 481168404Spjd 482168404Spjd#ifndef _KERNEL 483168404Spjd 484168404Spjd/* 485168404Spjd * Returns a string describing the set of acceptable values for the given 486168404Spjd * zfs property, or NULL if it cannot be set. 487168404Spjd */ 488168404Spjdconst char * 489168404Spjdzfs_prop_values(zfs_prop_t prop) 490168404Spjd{ 491168404Spjd return (zfs_prop_table[prop].pd_values); 492168404Spjd} 493168404Spjd 494168404Spjd/* 495168404Spjd * Returns TRUE if this property is a string type. Note that index types 496168404Spjd * (compression, checksum) are treated as strings in userland, even though they 497168404Spjd * are stored numerically on disk. 498168404Spjd */ 499168404Spjdint 500168404Spjdzfs_prop_is_string(zfs_prop_t prop) 501168404Spjd{ 502185029Spjd return (zfs_prop_table[prop].pd_proptype == PROP_TYPE_STRING || 503185029Spjd zfs_prop_table[prop].pd_proptype == PROP_TYPE_INDEX); 504168404Spjd} 505168404Spjd 506168404Spjd/* 507168404Spjd * Returns the column header for the given property. Used only in 508168404Spjd * 'zfs list -o', but centralized here with the other property information. 509168404Spjd */ 510168404Spjdconst char * 511168404Spjdzfs_prop_column_name(zfs_prop_t prop) 512168404Spjd{ 513168404Spjd return (zfs_prop_table[prop].pd_colname); 514168404Spjd} 515168404Spjd 516168404Spjd/* 517168404Spjd * Returns whether the given property should be displayed right-justified for 518168404Spjd * 'zfs list'. 519168404Spjd */ 520168404Spjdboolean_t 521168404Spjdzfs_prop_align_right(zfs_prop_t prop) 522168404Spjd{ 523168404Spjd return (zfs_prop_table[prop].pd_rightalign); 524168404Spjd} 525168404Spjd 526168404Spjd#endif 527