xref: /freebsd/sys/contrib/openzfs/module/zcommon/zfs_prop.c (revision 071ab5a1f3cbfd29c8fbec27f7e619418adaf074)
1 // SPDX-License-Identifier: CDDL-1.0
2 /*
3  * CDDL HEADER START
4  *
5  * The contents of this file are subject to the terms of the
6  * Common Development and Distribution License (the "License").
7  * You may not use this file except in compliance with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or https://opensource.org/licenses/CDDL-1.0.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
24  * Copyright (c) 2011, 2018 by Delphix. All rights reserved.
25  * Copyright (c) 2013 by Saso Kiselkov. All rights reserved.
26  * Copyright 2016, Joyent, Inc.
27  * Copyright (c) 2019, Klara Inc.
28  * Copyright (c) 2019, Allan Jude
29  * Copyright (c) 2022 Hewlett Packard Enterprise Development LP.
30  */
31 
32 /* Portions Copyright 2010 Robert Milkowski */
33 
34 #if defined(_KERNEL)
35 #include <sys/simd.h>
36 #endif
37 
38 #include <sys/zio.h>
39 #include <sys/spa.h>
40 #include <sys/u8_textprep.h>
41 #include <sys/zfs_acl.h>
42 #include <sys/zfs_ioctl.h>
43 #include <sys/zfs_znode.h>
44 #include <sys/dsl_crypt.h>
45 #include <sys/simd.h>
46 
47 #include "zfs_prop.h"
48 #include "zfs_deleg.h"
49 #include "zfs_fletcher.h"
50 
51 #if !defined(_KERNEL)
52 #include <stdlib.h>
53 #include <string.h>
54 #include <ctype.h>
55 #endif
56 
57 static zprop_desc_t zfs_prop_table[ZFS_NUM_PROPS];
58 
59 /* Note this is indexed by zfs_userquota_prop_t, keep the order the same */
60 const char *const zfs_userquota_prop_prefixes[] = {
61 	"userused@",
62 	"userquota@",
63 	"groupused@",
64 	"groupquota@",
65 	"userobjused@",
66 	"userobjquota@",
67 	"groupobjused@",
68 	"groupobjquota@",
69 	"projectused@",
70 	"projectquota@",
71 	"projectobjused@",
72 	"projectobjquota@"
73 };
74 
75 zprop_desc_t *
zfs_prop_get_table(void)76 zfs_prop_get_table(void)
77 {
78 	return (zfs_prop_table);
79 }
80 
81 void
zfs_prop_init(void)82 zfs_prop_init(void)
83 {
84 	static const zprop_index_t checksum_table[] = {
85 		{ "on",		ZIO_CHECKSUM_ON },
86 		{ "off",	ZIO_CHECKSUM_OFF },
87 		{ "fletcher2",	ZIO_CHECKSUM_FLETCHER_2 },
88 		{ "fletcher4",	ZIO_CHECKSUM_FLETCHER_4 },
89 		{ "sha256",	ZIO_CHECKSUM_SHA256 },
90 		{ "noparity",   ZIO_CHECKSUM_NOPARITY },
91 		{ "sha512",	ZIO_CHECKSUM_SHA512 },
92 		{ "skein",	ZIO_CHECKSUM_SKEIN },
93 		{ "edonr",	ZIO_CHECKSUM_EDONR },
94 		{ "blake3",	ZIO_CHECKSUM_BLAKE3 },
95 		{ NULL }
96 	};
97 
98 	static const zprop_index_t dedup_table[] = {
99 		{ "on",		ZIO_CHECKSUM_ON },
100 		{ "off",	ZIO_CHECKSUM_OFF },
101 		{ "verify",	ZIO_CHECKSUM_ON | ZIO_CHECKSUM_VERIFY },
102 		{ "sha256",	ZIO_CHECKSUM_SHA256 },
103 		{ "sha256,verify",
104 				ZIO_CHECKSUM_SHA256 | ZIO_CHECKSUM_VERIFY },
105 		{ "sha512",	ZIO_CHECKSUM_SHA512 },
106 		{ "sha512,verify",
107 				ZIO_CHECKSUM_SHA512 | ZIO_CHECKSUM_VERIFY },
108 		{ "skein",	ZIO_CHECKSUM_SKEIN },
109 		{ "skein,verify",
110 				ZIO_CHECKSUM_SKEIN | ZIO_CHECKSUM_VERIFY },
111 		{ "edonr,verify",
112 				ZIO_CHECKSUM_EDONR | ZIO_CHECKSUM_VERIFY },
113 		{ "blake3",	ZIO_CHECKSUM_BLAKE3 },
114 		{ "blake3,verify",
115 				ZIO_CHECKSUM_BLAKE3 | ZIO_CHECKSUM_VERIFY },
116 		{ NULL }
117 	};
118 
119 	static const zprop_index_t compress_table[] = {
120 		{ "on",		ZIO_COMPRESS_ON },
121 		{ "off",	ZIO_COMPRESS_OFF },
122 		{ "lzjb",	ZIO_COMPRESS_LZJB },
123 		{ "gzip",	ZIO_COMPRESS_GZIP_6 },	/* gzip default */
124 		{ "gzip-1",	ZIO_COMPRESS_GZIP_1 },
125 		{ "gzip-2",	ZIO_COMPRESS_GZIP_2 },
126 		{ "gzip-3",	ZIO_COMPRESS_GZIP_3 },
127 		{ "gzip-4",	ZIO_COMPRESS_GZIP_4 },
128 		{ "gzip-5",	ZIO_COMPRESS_GZIP_5 },
129 		{ "gzip-6",	ZIO_COMPRESS_GZIP_6 },
130 		{ "gzip-7",	ZIO_COMPRESS_GZIP_7 },
131 		{ "gzip-8",	ZIO_COMPRESS_GZIP_8 },
132 		{ "gzip-9",	ZIO_COMPRESS_GZIP_9 },
133 		{ "zle",	ZIO_COMPRESS_ZLE },
134 		{ "lz4",	ZIO_COMPRESS_LZ4 },
135 		{ "zstd",	ZIO_COMPRESS_ZSTD },
136 		{ "zstd-fast",
137 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_DEFAULT) },
138 
139 		/*
140 		 * ZSTD 1-19 are synthetic. We store the compression level in a
141 		 * separate hidden property to avoid wasting a large amount of
142 		 * space in the ZIO_COMPRESS enum.
143 		 *
144 		 * The compression level is also stored within the header of the
145 		 * compressed block since we may need it for later recompression
146 		 * to avoid checksum errors (L2ARC).
147 		 *
148 		 * Note that the level here is defined as bit shifted mask on
149 		 * top of the method.
150 		 */
151 		{ "zstd-1",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_1) },
152 		{ "zstd-2",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_2) },
153 		{ "zstd-3",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_3) },
154 		{ "zstd-4",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_4) },
155 		{ "zstd-5",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_5) },
156 		{ "zstd-6",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_6) },
157 		{ "zstd-7",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_7) },
158 		{ "zstd-8",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_8) },
159 		{ "zstd-9",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_9) },
160 		{ "zstd-10",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_10) },
161 		{ "zstd-11",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_11) },
162 		{ "zstd-12",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_12) },
163 		{ "zstd-13",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_13) },
164 		{ "zstd-14",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_14) },
165 		{ "zstd-15",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_15) },
166 		{ "zstd-16",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_16) },
167 		{ "zstd-17",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_17) },
168 		{ "zstd-18",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_18) },
169 		{ "zstd-19",	ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_19) },
170 
171 		/*
172 		 * The ZSTD-Fast levels are also synthetic.
173 		 */
174 		{ "zstd-fast-1",
175 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_1) },
176 		{ "zstd-fast-2",
177 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_2) },
178 		{ "zstd-fast-3",
179 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_3) },
180 		{ "zstd-fast-4",
181 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_4) },
182 		{ "zstd-fast-5",
183 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_5) },
184 		{ "zstd-fast-6",
185 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_6) },
186 		{ "zstd-fast-7",
187 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_7) },
188 		{ "zstd-fast-8",
189 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_8) },
190 		{ "zstd-fast-9",
191 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_9) },
192 		{ "zstd-fast-10",
193 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_10) },
194 		{ "zstd-fast-20",
195 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_20) },
196 		{ "zstd-fast-30",
197 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_30) },
198 		{ "zstd-fast-40",
199 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_40) },
200 		{ "zstd-fast-50",
201 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_50) },
202 		{ "zstd-fast-60",
203 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_60) },
204 		{ "zstd-fast-70",
205 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_70) },
206 		{ "zstd-fast-80",
207 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_80) },
208 		{ "zstd-fast-90",
209 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_90) },
210 		{ "zstd-fast-100",
211 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_100) },
212 		{ "zstd-fast-500",
213 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_500) },
214 		{ "zstd-fast-1000",
215 		    ZIO_COMPLEVEL_ZSTD(ZIO_ZSTD_LEVEL_FAST_1000) },
216 		{ NULL }
217 	};
218 
219 	static const zprop_index_t crypto_table[] = {
220 		{ "on",			ZIO_CRYPT_ON },
221 		{ "off",		ZIO_CRYPT_OFF },
222 		{ "aes-128-ccm",	ZIO_CRYPT_AES_128_CCM },
223 		{ "aes-192-ccm",	ZIO_CRYPT_AES_192_CCM },
224 		{ "aes-256-ccm",	ZIO_CRYPT_AES_256_CCM },
225 		{ "aes-128-gcm",	ZIO_CRYPT_AES_128_GCM },
226 		{ "aes-192-gcm",	ZIO_CRYPT_AES_192_GCM },
227 		{ "aes-256-gcm",	ZIO_CRYPT_AES_256_GCM },
228 		{ NULL }
229 	};
230 
231 	static const zprop_index_t keyformat_table[] = {
232 		{ "none",		ZFS_KEYFORMAT_NONE },
233 		{ "raw",		ZFS_KEYFORMAT_RAW },
234 		{ "hex",		ZFS_KEYFORMAT_HEX },
235 		{ "passphrase",		ZFS_KEYFORMAT_PASSPHRASE },
236 		{ NULL }
237 	};
238 
239 	static const zprop_index_t snapdir_table[] = {
240 		{ "hidden",	ZFS_SNAPDIR_HIDDEN },
241 		{ "visible",	ZFS_SNAPDIR_VISIBLE },
242 		{ "disabled",	ZFS_SNAPDIR_DISABLED },
243 		{ NULL }
244 	};
245 
246 	static const zprop_index_t snapdev_table[] = {
247 		{ "hidden",	ZFS_SNAPDEV_HIDDEN },
248 		{ "visible",	ZFS_SNAPDEV_VISIBLE },
249 		{ NULL }
250 	};
251 
252 	static const zprop_index_t acl_mode_table[] = {
253 		{ "discard",	ZFS_ACL_DISCARD },
254 		{ "groupmask",	ZFS_ACL_GROUPMASK },
255 		{ "passthrough", ZFS_ACL_PASSTHROUGH },
256 		{ "restricted",	ZFS_ACL_RESTRICTED },
257 		{ NULL }
258 	};
259 
260 	static const zprop_index_t acltype_table[] = {
261 		{ "off",	ZFS_ACLTYPE_OFF },
262 		{ "posix",	ZFS_ACLTYPE_POSIX },
263 		{ "nfsv4",	ZFS_ACLTYPE_NFSV4 },
264 		{ "disabled",	ZFS_ACLTYPE_OFF }, /* bkwrd compatibility */
265 		{ "noacl",	ZFS_ACLTYPE_OFF }, /* bkwrd compatibility */
266 		{ "posixacl",	ZFS_ACLTYPE_POSIX }, /* bkwrd compatibility */
267 		{ NULL }
268 	};
269 
270 	static const zprop_index_t acl_inherit_table[] = {
271 		{ "discard",	ZFS_ACL_DISCARD },
272 		{ "noallow",	ZFS_ACL_NOALLOW },
273 		{ "restricted",	ZFS_ACL_RESTRICTED },
274 		{ "passthrough", ZFS_ACL_PASSTHROUGH },
275 		{ "secure",	ZFS_ACL_RESTRICTED }, /* bkwrd compatibility */
276 		{ "passthrough-x", ZFS_ACL_PASSTHROUGH_X },
277 		{ NULL }
278 	};
279 
280 	static const zprop_index_t case_table[] = {
281 		{ "sensitive",		ZFS_CASE_SENSITIVE },
282 		{ "insensitive",	ZFS_CASE_INSENSITIVE },
283 		{ "mixed",		ZFS_CASE_MIXED },
284 		{ NULL }
285 	};
286 
287 	static const zprop_index_t copies_table[] = {
288 		{ "1",		1 },
289 		{ "2",		2 },
290 		{ "3",		3 },
291 		{ NULL }
292 	};
293 
294 	/*
295 	 * Use the unique flags we have to send to u8_strcmp() and/or
296 	 * u8_textprep() to represent the various normalization property
297 	 * values.
298 	 */
299 	static const zprop_index_t normalize_table[] = {
300 		{ "none",	0 },
301 		{ "formD",	U8_TEXTPREP_NFD },
302 		{ "formKC",	U8_TEXTPREP_NFKC },
303 		{ "formC",	U8_TEXTPREP_NFC },
304 		{ "formKD",	U8_TEXTPREP_NFKD },
305 		{ NULL }
306 	};
307 
308 	static const zprop_index_t version_table[] = {
309 		{ "1",		1 },
310 		{ "2",		2 },
311 		{ "3",		3 },
312 		{ "4",		4 },
313 		{ "5",		5 },
314 		{ "current",	ZPL_VERSION },
315 		{ NULL }
316 	};
317 
318 	static const zprop_index_t boolean_table[] = {
319 		{ "off",	0 },
320 		{ "on",		1 },
321 		{ NULL }
322 	};
323 
324 	static const zprop_index_t keystatus_table[] = {
325 		{ "none",		ZFS_KEYSTATUS_NONE},
326 		{ "unavailable",	ZFS_KEYSTATUS_UNAVAILABLE},
327 		{ "available",		ZFS_KEYSTATUS_AVAILABLE},
328 		{ NULL }
329 	};
330 
331 	static const zprop_index_t logbias_table[] = {
332 		{ "latency",	ZFS_LOGBIAS_LATENCY },
333 		{ "throughput",	ZFS_LOGBIAS_THROUGHPUT },
334 		{ NULL }
335 	};
336 
337 	static const zprop_index_t canmount_table[] = {
338 		{ "off",	ZFS_CANMOUNT_OFF },
339 		{ "on",		ZFS_CANMOUNT_ON },
340 		{ "noauto",	ZFS_CANMOUNT_NOAUTO },
341 		{ NULL }
342 	};
343 
344 	static const zprop_index_t cache_table[] = {
345 		{ "none",	ZFS_CACHE_NONE },
346 		{ "metadata",	ZFS_CACHE_METADATA },
347 		{ "all",	ZFS_CACHE_ALL },
348 		{ NULL }
349 	};
350 
351 	static const zprop_index_t prefetch_table[] = {
352 		{ "none",	ZFS_PREFETCH_NONE },
353 		{ "metadata",	ZFS_PREFETCH_METADATA },
354 		{ "all",	ZFS_PREFETCH_ALL },
355 		{ NULL }
356 	};
357 
358 	static const zprop_index_t sync_table[] = {
359 		{ "standard",	ZFS_SYNC_STANDARD },
360 		{ "always",	ZFS_SYNC_ALWAYS },
361 		{ "disabled",	ZFS_SYNC_DISABLED },
362 		{ NULL }
363 	};
364 
365 	static const zprop_index_t xattr_table[] = {
366 		{ "off",	ZFS_XATTR_OFF },
367 		{ "on",		ZFS_XATTR_SA },
368 		{ "sa",		ZFS_XATTR_SA },
369 		{ "dir",	ZFS_XATTR_DIR },
370 		{ NULL }
371 	};
372 
373 	static const zprop_index_t dnsize_table[] = {
374 		{ "legacy",	ZFS_DNSIZE_LEGACY },
375 		{ "auto",	ZFS_DNSIZE_AUTO },
376 		{ "1k",		ZFS_DNSIZE_1K },
377 		{ "2k",		ZFS_DNSIZE_2K },
378 		{ "4k",		ZFS_DNSIZE_4K },
379 		{ "8k",		ZFS_DNSIZE_8K },
380 		{ "16k",	ZFS_DNSIZE_16K },
381 		{ NULL }
382 	};
383 
384 	static const zprop_index_t redundant_metadata_table[] = {
385 		{ "all",	ZFS_REDUNDANT_METADATA_ALL },
386 		{ "most",	ZFS_REDUNDANT_METADATA_MOST },
387 		{ "some",	ZFS_REDUNDANT_METADATA_SOME },
388 		{ "none",	ZFS_REDUNDANT_METADATA_NONE },
389 		{ NULL }
390 	};
391 
392 	static const zprop_index_t volmode_table[] = {
393 		{ "default",	ZFS_VOLMODE_DEFAULT },
394 		{ "full",	ZFS_VOLMODE_GEOM },
395 		{ "geom",	ZFS_VOLMODE_GEOM },
396 		{ "dev",	ZFS_VOLMODE_DEV },
397 		{ "none",	ZFS_VOLMODE_NONE },
398 		{ NULL }
399 	};
400 
401 	static const zprop_index_t direct_table[] = {
402 		{ "disabled",	ZFS_DIRECT_DISABLED },
403 		{ "standard",	ZFS_DIRECT_STANDARD },
404 		{ "always",	ZFS_DIRECT_ALWAYS },
405 		{ NULL }
406 	};
407 
408 	struct zfs_mod_supported_features *sfeatures =
409 	    zfs_mod_list_supported(ZFS_SYSFS_DATASET_PROPERTIES);
410 
411 	/* inherit index properties */
412 	zprop_register_index(ZFS_PROP_REDUNDANT_METADATA, "redundant_metadata",
413 	    ZFS_REDUNDANT_METADATA_ALL,
414 	    PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
415 	    "all | most | some | none", "REDUND_MD",
416 	    redundant_metadata_table, sfeatures);
417 	zprop_register_index(ZFS_PROP_SYNC, "sync", ZFS_SYNC_STANDARD,
418 	    PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
419 	    "standard | always | disabled", "SYNC",
420 	    sync_table, sfeatures);
421 	zprop_register_index(ZFS_PROP_CHECKSUM, "checksum",
422 	    ZIO_CHECKSUM_DEFAULT, PROP_INHERIT, ZFS_TYPE_FILESYSTEM |
423 	    ZFS_TYPE_VOLUME,
424 	    "on | off | fletcher2 | fletcher4 | sha256 | sha512 | skein"
425 	    " | edonr | blake3",
426 	    "CHECKSUM", checksum_table, sfeatures);
427 	zprop_register_index(ZFS_PROP_DEDUP, "dedup", ZIO_CHECKSUM_OFF,
428 	    PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
429 	    "on | off | verify | sha256[,verify] | sha512[,verify] | "
430 	    "skein[,verify] | edonr,verify | blake3[,verify]",
431 	    "DEDUP", dedup_table, sfeatures);
432 	zprop_register_index(ZFS_PROP_COMPRESSION, "compression",
433 	    ZIO_COMPRESS_DEFAULT, PROP_INHERIT,
434 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
435 	    "on | off | lzjb | gzip | gzip-[1-9] | zle | lz4 | "
436 	    "zstd | zstd-[1-19] | "
437 	    "zstd-fast | zstd-fast-[1-10,20,30,40,50,60,70,80,90,100,500,1000]",
438 	    "COMPRESS", compress_table, sfeatures);
439 	zprop_register_index(ZFS_PROP_SNAPDIR, "snapdir", ZFS_SNAPDIR_HIDDEN,
440 	    PROP_INHERIT, ZFS_TYPE_FILESYSTEM,
441 	    "disabled | hidden | visible", "SNAPDIR", snapdir_table, sfeatures);
442 	zprop_register_index(ZFS_PROP_SNAPDEV, "snapdev", ZFS_SNAPDEV_HIDDEN,
443 	    PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
444 	    "hidden | visible", "SNAPDEV", snapdev_table, sfeatures);
445 	zprop_register_index(ZFS_PROP_ACLMODE, "aclmode", ZFS_ACL_DISCARD,
446 	    PROP_INHERIT, ZFS_TYPE_FILESYSTEM,
447 	    "discard | groupmask | passthrough | restricted", "ACLMODE",
448 	    acl_mode_table, sfeatures);
449 	zprop_register_index(ZFS_PROP_ACLTYPE, "acltype",
450 #ifdef __linux__
451 	    /* Linux doesn't natively support ZFS's NFSv4-style ACLs. */
452 	    ZFS_ACLTYPE_OFF,
453 #else
454 	    ZFS_ACLTYPE_NFSV4,
455 #endif
456 	    PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT,
457 	    "off | nfsv4 | posix", "ACLTYPE", acltype_table, sfeatures);
458 	zprop_register_index(ZFS_PROP_ACLINHERIT, "aclinherit",
459 	    ZFS_ACL_RESTRICTED, PROP_INHERIT, ZFS_TYPE_FILESYSTEM,
460 	    "discard | noallow | restricted | passthrough | passthrough-x",
461 	    "ACLINHERIT", acl_inherit_table, sfeatures);
462 	zprop_register_index(ZFS_PROP_COPIES, "copies", 1, PROP_INHERIT,
463 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
464 	    "1 | 2 | 3", "COPIES", copies_table, sfeatures);
465 	zprop_register_index(ZFS_PROP_PRIMARYCACHE, "primarycache",
466 	    ZFS_CACHE_ALL, PROP_INHERIT,
467 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT | ZFS_TYPE_VOLUME,
468 	    "all | none | metadata", "PRIMARYCACHE", cache_table, sfeatures);
469 	zprop_register_index(ZFS_PROP_SECONDARYCACHE, "secondarycache",
470 	    ZFS_CACHE_ALL, PROP_INHERIT,
471 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT | ZFS_TYPE_VOLUME,
472 	    "all | none | metadata", "SECONDARYCACHE", cache_table, sfeatures);
473 	zprop_register_index(ZFS_PROP_PREFETCH, "prefetch",
474 	    ZFS_PREFETCH_ALL, PROP_INHERIT,
475 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT | ZFS_TYPE_VOLUME,
476 	    "none | metadata | all", "PREFETCH", prefetch_table, sfeatures);
477 	zprop_register_index(ZFS_PROP_LOGBIAS, "logbias", ZFS_LOGBIAS_LATENCY,
478 	    PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
479 	    "latency | throughput", "LOGBIAS", logbias_table, sfeatures);
480 	zprop_register_index(ZFS_PROP_XATTR, "xattr", ZFS_XATTR_SA,
481 	    PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT,
482 	    "on | off | dir | sa", "XATTR", xattr_table, sfeatures);
483 	zprop_register_index(ZFS_PROP_DNODESIZE, "dnodesize",
484 	    ZFS_DNSIZE_LEGACY, PROP_INHERIT, ZFS_TYPE_FILESYSTEM,
485 	    "legacy | auto | 1k | 2k | 4k | 8k | 16k", "DNSIZE", dnsize_table,
486 	    sfeatures);
487 	zprop_register_index(ZFS_PROP_VOLMODE, "volmode",
488 	    ZFS_VOLMODE_DEFAULT, PROP_INHERIT,
489 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
490 	    "default | full | geom | dev | none", "VOLMODE", volmode_table,
491 	    sfeatures);
492 	zprop_register_index(ZFS_PROP_DIRECT, "direct",
493 	    ZFS_DIRECT_STANDARD, PROP_INHERIT, ZFS_TYPE_FILESYSTEM,
494 	    "disabled | standard | always", "DIRECT", direct_table,
495 	    sfeatures);
496 
497 	/* inherit index (boolean) properties */
498 	zprop_register_index(ZFS_PROP_ATIME, "atime", 1, PROP_INHERIT,
499 	    ZFS_TYPE_FILESYSTEM, "on | off", "ATIME", boolean_table, sfeatures);
500 	zprop_register_index(ZFS_PROP_RELATIME, "relatime", 1, PROP_INHERIT,
501 	    ZFS_TYPE_FILESYSTEM, "on | off", "RELATIME", boolean_table,
502 	    sfeatures);
503 	zprop_register_index(ZFS_PROP_DEVICES, "devices", 1, PROP_INHERIT,
504 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "DEVICES",
505 	    boolean_table, sfeatures);
506 	zprop_register_index(ZFS_PROP_EXEC, "exec", 1, PROP_INHERIT,
507 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "EXEC",
508 	    boolean_table, sfeatures);
509 	zprop_register_index(ZFS_PROP_SETUID, "setuid", 1, PROP_INHERIT,
510 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "SETUID",
511 	    boolean_table, sfeatures);
512 	zprop_register_index(ZFS_PROP_READONLY, "readonly", 0, PROP_INHERIT,
513 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "on | off", "RDONLY",
514 	    boolean_table, sfeatures);
515 #ifdef __FreeBSD__
516 	zprop_register_index(ZFS_PROP_ZONED, "jailed", 0, PROP_INHERIT,
517 	    ZFS_TYPE_FILESYSTEM, "on | off", "JAILED", boolean_table,
518 	    sfeatures);
519 #else
520 	zprop_register_index(ZFS_PROP_ZONED, "zoned", 0, PROP_INHERIT,
521 	    ZFS_TYPE_FILESYSTEM, "on | off", "ZONED", boolean_table, sfeatures);
522 #endif
523 	zprop_register_index(ZFS_PROP_VSCAN, "vscan", 0, PROP_INHERIT,
524 	    ZFS_TYPE_FILESYSTEM, "on | off", "VSCAN", boolean_table, sfeatures);
525 	zprop_register_index(ZFS_PROP_NBMAND, "nbmand", 0, PROP_INHERIT,
526 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "NBMAND",
527 	    boolean_table, sfeatures);
528 	zprop_register_index(ZFS_PROP_OVERLAY, "overlay", 1, PROP_INHERIT,
529 	    ZFS_TYPE_FILESYSTEM, "on | off", "OVERLAY", boolean_table,
530 	    sfeatures);
531 
532 	/* default index properties */
533 	zprop_register_index(ZFS_PROP_VERSION, "version", 0, PROP_DEFAULT,
534 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT,
535 	    "1 | 2 | 3 | 4 | 5 | current", "VERSION", version_table, sfeatures);
536 	zprop_register_index(ZFS_PROP_CANMOUNT, "canmount", ZFS_CANMOUNT_ON,
537 	    PROP_DEFAULT, ZFS_TYPE_FILESYSTEM, "on | off | noauto",
538 	    "CANMOUNT", canmount_table, sfeatures);
539 
540 	/* readonly index properties */
541 	zprop_register_index(ZFS_PROP_MOUNTED, "mounted", 0, PROP_READONLY,
542 	    ZFS_TYPE_FILESYSTEM, "yes | no", "MOUNTED", boolean_table,
543 	    sfeatures);
544 	zprop_register_index(ZFS_PROP_DEFER_DESTROY, "defer_destroy", 0,
545 	    PROP_READONLY, ZFS_TYPE_SNAPSHOT, "yes | no", "DEFER_DESTROY",
546 	    boolean_table, sfeatures);
547 	zprop_register_index(ZFS_PROP_KEYSTATUS, "keystatus",
548 	    ZFS_KEYSTATUS_NONE, PROP_READONLY, ZFS_TYPE_DATASET,
549 	    "none | unavailable | available",
550 	    "KEYSTATUS", keystatus_table, sfeatures);
551 
552 	/* set once index properties */
553 	zprop_register_index(ZFS_PROP_NORMALIZE, "normalization", 0,
554 	    PROP_ONETIME, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT,
555 	    "none | formC | formD | formKC | formKD", "NORMALIZATION",
556 	    normalize_table, sfeatures);
557 	zprop_register_index(ZFS_PROP_CASE, "casesensitivity",
558 	    ZFS_CASE_SENSITIVE, PROP_ONETIME, ZFS_TYPE_FILESYSTEM |
559 	    ZFS_TYPE_SNAPSHOT,
560 	    "sensitive | insensitive | mixed", "CASE", case_table, sfeatures);
561 	zprop_register_index(ZFS_PROP_KEYFORMAT, "keyformat",
562 	    ZFS_KEYFORMAT_NONE, PROP_ONETIME_DEFAULT,
563 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
564 	    "none | raw | hex | passphrase", "KEYFORMAT", keyformat_table,
565 	    sfeatures);
566 	zprop_register_index(ZFS_PROP_ENCRYPTION, "encryption",
567 	    ZIO_CRYPT_DEFAULT, PROP_ONETIME, ZFS_TYPE_DATASET,
568 	    "on | off | aes-128-ccm | aes-192-ccm | aes-256-ccm | "
569 	    "aes-128-gcm | aes-192-gcm | aes-256-gcm", "ENCRYPTION",
570 	    crypto_table, sfeatures);
571 
572 	/* set once index (boolean) properties */
573 	zprop_register_index(ZFS_PROP_UTF8ONLY, "utf8only", 0, PROP_ONETIME,
574 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT,
575 	    "on | off", "UTF8ONLY", boolean_table, sfeatures);
576 
577 	/* string properties */
578 	zprop_register_string(ZFS_PROP_ORIGIN, "origin", NULL, PROP_READONLY,
579 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<snapshot>", "ORIGIN",
580 	    sfeatures);
581 	zprop_register_string(ZFS_PROP_CLONES, "clones", NULL, PROP_READONLY,
582 	    ZFS_TYPE_SNAPSHOT, "<dataset>[,...]", "CLONES", sfeatures);
583 	zprop_register_string(ZFS_PROP_MOUNTPOINT, "mountpoint", "/",
584 	    PROP_INHERIT, ZFS_TYPE_FILESYSTEM, "<path> | legacy | none",
585 	    "MOUNTPOINT", sfeatures);
586 	zprop_register_string(ZFS_PROP_SHARENFS, "sharenfs", "off",
587 	    PROP_INHERIT, ZFS_TYPE_FILESYSTEM, "on | off | NFS share options",
588 	    "SHARENFS", sfeatures);
589 	zprop_register_string(ZFS_PROP_TYPE, "type", NULL, PROP_READONLY,
590 	    ZFS_TYPE_DATASET | ZFS_TYPE_BOOKMARK,
591 	    "filesystem | volume | snapshot | bookmark", "TYPE", sfeatures);
592 	zprop_register_string(ZFS_PROP_SHARESMB, "sharesmb", "off",
593 	    PROP_INHERIT, ZFS_TYPE_FILESYSTEM,
594 	    "on | off | SMB share options", "SHARESMB", sfeatures);
595 	zprop_register_string(ZFS_PROP_MLSLABEL, "mlslabel",
596 	    ZFS_MLSLABEL_DEFAULT, PROP_INHERIT, ZFS_TYPE_DATASET,
597 	    "<sensitivity label>", "MLSLABEL", sfeatures);
598 	zprop_register_string(ZFS_PROP_SELINUX_CONTEXT, "context",
599 	    "none", PROP_DEFAULT, ZFS_TYPE_DATASET, "<selinux context>",
600 	    "CONTEXT", sfeatures);
601 	zprop_register_string(ZFS_PROP_SELINUX_FSCONTEXT, "fscontext",
602 	    "none", PROP_DEFAULT, ZFS_TYPE_DATASET, "<selinux fscontext>",
603 	    "FSCONTEXT", sfeatures);
604 	zprop_register_string(ZFS_PROP_SELINUX_DEFCONTEXT, "defcontext",
605 	    "none", PROP_DEFAULT, ZFS_TYPE_DATASET, "<selinux defcontext>",
606 	    "DEFCONTEXT", sfeatures);
607 	zprop_register_string(ZFS_PROP_SELINUX_ROOTCONTEXT, "rootcontext",
608 	    "none", PROP_DEFAULT, ZFS_TYPE_DATASET, "<selinux rootcontext>",
609 	    "ROOTCONTEXT", sfeatures);
610 	zprop_register_string(ZFS_PROP_RECEIVE_RESUME_TOKEN,
611 	    "receive_resume_token",
612 	    NULL, PROP_READONLY, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
613 	    "<string token>", "RESUMETOK", sfeatures);
614 	zprop_register_string(ZFS_PROP_ENCRYPTION_ROOT, "encryptionroot", NULL,
615 	    PROP_READONLY, ZFS_TYPE_DATASET, "<filesystem | volume>",
616 	    "ENCROOT", sfeatures);
617 	zprop_register_string(ZFS_PROP_KEYLOCATION, "keylocation",
618 	    "none", PROP_DEFAULT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
619 	    "prompt | <file URI> | <https URL> | <http URL>", "KEYLOCATION",
620 	    sfeatures);
621 	zprop_register_string(ZFS_PROP_REDACT_SNAPS,
622 	    "redact_snaps", NULL, PROP_READONLY,
623 	    ZFS_TYPE_DATASET | ZFS_TYPE_BOOKMARK, "<snapshot>[,...]",
624 	    "RSNAPS", sfeatures);
625 
626 	/* readonly number properties */
627 	zprop_register_number(ZFS_PROP_USED, "used", 0, PROP_READONLY,
628 	    ZFS_TYPE_DATASET, "<size>", "USED", B_FALSE, sfeatures);
629 	zprop_register_number(ZFS_PROP_AVAILABLE, "available", 0, PROP_READONLY,
630 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>", "AVAIL",
631 	    B_FALSE, sfeatures);
632 	zprop_register_number(ZFS_PROP_REFERENCED, "referenced", 0,
633 	    PROP_READONLY, ZFS_TYPE_DATASET | ZFS_TYPE_BOOKMARK, "<size>",
634 	    "REFER", B_FALSE, sfeatures);
635 	zprop_register_number(ZFS_PROP_COMPRESSRATIO, "compressratio", 0,
636 	    PROP_READONLY, ZFS_TYPE_DATASET | ZFS_TYPE_BOOKMARK,
637 	    "<1.00x or higher if compressed>", "RATIO", B_FALSE, sfeatures);
638 	zprop_register_number(ZFS_PROP_REFRATIO, "refcompressratio", 0,
639 	    PROP_READONLY, ZFS_TYPE_DATASET,
640 	    "<1.00x or higher if compressed>", "REFRATIO", B_FALSE, sfeatures);
641 	zprop_register_number(ZFS_PROP_VOLBLOCKSIZE, "volblocksize",
642 	    ZVOL_DEFAULT_BLOCKSIZE, PROP_ONETIME,
643 	    ZFS_TYPE_VOLUME, "512 to 128k, power of 2",	"VOLBLOCK", B_FALSE,
644 	    sfeatures);
645 	zprop_register_index(ZFS_PROP_VOLTHREADING, "volthreading",
646 	    1, PROP_DEFAULT, ZFS_TYPE_VOLUME, "on | off", "zvol threading",
647 	    boolean_table, sfeatures);
648 	zprop_register_number(ZFS_PROP_USEDSNAP, "usedbysnapshots", 0,
649 	    PROP_READONLY, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>",
650 	    "USEDSNAP", B_FALSE, sfeatures);
651 	zprop_register_number(ZFS_PROP_USEDDS, "usedbydataset", 0,
652 	    PROP_READONLY, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>",
653 	    "USEDDS", B_FALSE, sfeatures);
654 	zprop_register_number(ZFS_PROP_USEDCHILD, "usedbychildren", 0,
655 	    PROP_READONLY, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>",
656 	    "USEDCHILD", B_FALSE, sfeatures);
657 	zprop_register_number(ZFS_PROP_USEDREFRESERV, "usedbyrefreservation", 0,
658 	    PROP_READONLY,
659 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>", "USEDREFRESERV",
660 	    B_FALSE, sfeatures);
661 	zprop_register_number(ZFS_PROP_USERREFS, "userrefs", 0, PROP_READONLY,
662 	    ZFS_TYPE_SNAPSHOT, "<count>", "USERREFS", B_FALSE, sfeatures);
663 	zprop_register_number(ZFS_PROP_WRITTEN, "written", 0, PROP_READONLY,
664 	    ZFS_TYPE_DATASET, "<size>", "WRITTEN", B_FALSE, sfeatures);
665 	zprop_register_number(ZFS_PROP_LOGICALUSED, "logicalused", 0,
666 	    PROP_READONLY, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>",
667 	    "LUSED", B_FALSE, sfeatures);
668 	zprop_register_number(ZFS_PROP_LOGICALREFERENCED, "logicalreferenced",
669 	    0, PROP_READONLY, ZFS_TYPE_DATASET | ZFS_TYPE_BOOKMARK, "<size>",
670 	    "LREFER", B_FALSE, sfeatures);
671 	zprop_register_number(ZFS_PROP_FILESYSTEM_COUNT, "filesystem_count",
672 	    UINT64_MAX, PROP_READONLY, ZFS_TYPE_FILESYSTEM,
673 	    "<count>", "FSCOUNT", B_FALSE, sfeatures);
674 	zprop_register_number(ZFS_PROP_SNAPSHOT_COUNT, "snapshot_count",
675 	    UINT64_MAX, PROP_READONLY, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
676 	    "<count>", "SSCOUNT", B_FALSE, sfeatures);
677 	zprop_register_number(ZFS_PROP_GUID, "guid", 0, PROP_READONLY,
678 	    ZFS_TYPE_DATASET | ZFS_TYPE_BOOKMARK, "<uint64>", "GUID",
679 	    B_TRUE, sfeatures);
680 	zprop_register_number(ZFS_PROP_CREATETXG, "createtxg", 0, PROP_READONLY,
681 	    ZFS_TYPE_DATASET | ZFS_TYPE_BOOKMARK, "<uint64>", "CREATETXG",
682 	    B_TRUE, sfeatures);
683 	zprop_register_number(ZFS_PROP_PBKDF2_ITERS, "pbkdf2iters",
684 	    0, PROP_ONETIME_DEFAULT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
685 	    "<iters>", "PBKDF2ITERS", B_TRUE, sfeatures);
686 	zprop_register_number(ZFS_PROP_OBJSETID, "objsetid", 0,
687 	    PROP_READONLY, ZFS_TYPE_DATASET, "<uint64>", "OBJSETID", B_TRUE,
688 	    sfeatures);
689 
690 	/* default number properties */
691 	zprop_register_number(ZFS_PROP_QUOTA, "quota", 0, PROP_DEFAULT,
692 	    ZFS_TYPE_FILESYSTEM, "<size> | none", "QUOTA", B_FALSE, sfeatures);
693 	zprop_register_number(ZFS_PROP_RESERVATION, "reservation", 0,
694 	    PROP_DEFAULT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
695 	    "<size> | none", "RESERV", B_FALSE, sfeatures);
696 	zprop_register_number(ZFS_PROP_VOLSIZE, "volsize", 0, PROP_DEFAULT,
697 	    ZFS_TYPE_SNAPSHOT | ZFS_TYPE_VOLUME, "<size>", "VOLSIZE",
698 	    B_FALSE, sfeatures);
699 	zprop_register_number(ZFS_PROP_REFQUOTA, "refquota", 0, PROP_DEFAULT,
700 	    ZFS_TYPE_FILESYSTEM, "<size> | none", "REFQUOTA", B_FALSE,
701 	    sfeatures);
702 	zprop_register_number(ZFS_PROP_REFRESERVATION, "refreservation", 0,
703 	    PROP_DEFAULT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
704 	    "<size> | none", "REFRESERV", B_FALSE, sfeatures);
705 	zprop_register_number(ZFS_PROP_FILESYSTEM_LIMIT, "filesystem_limit",
706 	    UINT64_MAX, PROP_DEFAULT, ZFS_TYPE_FILESYSTEM,
707 	    "<count> | none", "FSLIMIT", B_FALSE, sfeatures);
708 	zprop_register_number(ZFS_PROP_SNAPSHOT_LIMIT, "snapshot_limit",
709 	    UINT64_MAX, PROP_DEFAULT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
710 	    "<count> | none", "SSLIMIT", B_FALSE, sfeatures);
711 	zprop_register_number(ZFS_PROP_DEFAULTUSERQUOTA, "defaultuserquota", 0,
712 	    PROP_DEFAULT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT,
713 	    "<size> | none", "DEFAULTUSERQUOTA", B_FALSE, sfeatures);
714 	zprop_register_number(ZFS_PROP_DEFAULTGROUPQUOTA, "defaultgroupquota",
715 	    0, PROP_DEFAULT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT,
716 	    "<size> | none", "DEFAULTGROUPQUOTA", B_FALSE, sfeatures);
717 	zprop_register_number(ZFS_PROP_DEFAULTPROJECTQUOTA,
718 	    "defaultprojectquota", 0, PROP_DEFAULT,
719 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "<size> | none",
720 	    "DEFAULTPROJECTQUOTA", B_FALSE, sfeatures);
721 	zprop_register_number(ZFS_PROP_DEFAULTUSEROBJQUOTA,
722 	    "defaultuserobjquota", 0, PROP_DEFAULT,
723 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "<size> | none",
724 	    "DEFAULTUSEROBJQUOTA", B_FALSE, sfeatures);
725 	zprop_register_number(ZFS_PROP_DEFAULTGROUPOBJQUOTA,
726 	    "defaultgroupobjquota", 0, PROP_DEFAULT,
727 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "<size> | none",
728 	    "DEFAULTGROUPOBJQUOTA", B_FALSE, sfeatures);
729 	zprop_register_number(ZFS_PROP_DEFAULTPROJECTOBJQUOTA,
730 	    "defaultprojectobjquota", 0, PROP_DEFAULT,
731 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "<size> | none",
732 	    "DEFAULTPROJECTOBJQUOTA", B_FALSE, sfeatures);
733 
734 	/* inherit number properties */
735 	zprop_register_number(ZFS_PROP_RECORDSIZE, "recordsize",
736 	    SPA_OLD_MAXBLOCKSIZE, PROP_INHERIT,
737 	    ZFS_TYPE_FILESYSTEM, "512 to 1M, power of 2", "RECSIZE", B_FALSE,
738 	    sfeatures);
739 	zprop_register_number(ZFS_PROP_SPECIAL_SMALL_BLOCKS,
740 	    "special_small_blocks", 0, PROP_INHERIT, ZFS_TYPE_FILESYSTEM,
741 	    "zero or 512 to 1M, power of 2", "SPECIAL_SMALL_BLOCKS", B_FALSE,
742 	    sfeatures);
743 
744 	/* hidden properties */
745 	zprop_register_hidden(ZFS_PROP_NUMCLONES, "numclones", PROP_TYPE_NUMBER,
746 	    PROP_READONLY, ZFS_TYPE_SNAPSHOT, "NUMCLONES", B_FALSE, sfeatures);
747 	zprop_register_hidden(ZFS_PROP_NAME, "name", PROP_TYPE_STRING,
748 	    PROP_READONLY, ZFS_TYPE_DATASET | ZFS_TYPE_BOOKMARK, "NAME",
749 	    B_TRUE, sfeatures);
750 	zprop_register_hidden(ZFS_PROP_ISCSIOPTIONS, "iscsioptions",
751 	    PROP_TYPE_STRING, PROP_INHERIT, ZFS_TYPE_VOLUME, "ISCSIOPTIONS",
752 	    B_TRUE, sfeatures);
753 	zprop_register_hidden(ZFS_PROP_STMF_SHAREINFO, "stmf_sbd_lu",
754 	    PROP_TYPE_STRING, PROP_INHERIT, ZFS_TYPE_VOLUME,
755 	    "STMF_SBD_LU", B_TRUE, sfeatures);
756 	zprop_register_hidden(ZFS_PROP_USERACCOUNTING, "useraccounting",
757 	    PROP_TYPE_NUMBER, PROP_READONLY, ZFS_TYPE_DATASET,
758 	    "USERACCOUNTING", B_FALSE, sfeatures);
759 	zprop_register_hidden(ZFS_PROP_UNIQUE, "unique", PROP_TYPE_NUMBER,
760 	    PROP_READONLY, ZFS_TYPE_DATASET, "UNIQUE", B_FALSE, sfeatures);
761 	zprop_register_hidden(ZFS_PROP_INCONSISTENT, "inconsistent",
762 	    PROP_TYPE_NUMBER, PROP_READONLY, ZFS_TYPE_DATASET, "INCONSISTENT",
763 	    B_FALSE, sfeatures);
764 	zprop_register_hidden(ZFS_PROP_IVSET_GUID, "ivsetguid",
765 	    PROP_TYPE_NUMBER, PROP_READONLY,
766 	    ZFS_TYPE_DATASET | ZFS_TYPE_BOOKMARK, "IVSETGUID", B_TRUE,
767 	    sfeatures);
768 	zprop_register_hidden(ZFS_PROP_PREV_SNAP, "prevsnap", PROP_TYPE_STRING,
769 	    PROP_READONLY, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "PREVSNAP",
770 	    B_TRUE, sfeatures);
771 	zprop_register_hidden(ZFS_PROP_PBKDF2_SALT, "pbkdf2salt",
772 	    PROP_TYPE_NUMBER, PROP_ONETIME_DEFAULT,
773 	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "PBKDF2SALT", B_FALSE,
774 	    sfeatures);
775 	zprop_register_hidden(ZFS_PROP_KEY_GUID, "keyguid", PROP_TYPE_NUMBER,
776 	    PROP_READONLY, ZFS_TYPE_DATASET, "KEYGUID", B_TRUE, sfeatures);
777 	zprop_register_hidden(ZFS_PROP_REDACTED, "redacted", PROP_TYPE_NUMBER,
778 	    PROP_READONLY, ZFS_TYPE_DATASET, "REDACTED", B_FALSE, sfeatures);
779 
780 	/*
781 	 * Properties that are obsolete and not used.  These are retained so
782 	 * that we don't have to change the values of the zfs_prop_t enum, or
783 	 * have NULL pointers in the zfs_prop_table[].
784 	 */
785 	zprop_register_hidden(ZFS_PROP_REMAPTXG, "remaptxg", PROP_TYPE_NUMBER,
786 	    PROP_READONLY, ZFS_TYPE_DATASET, "REMAPTXG", B_FALSE, sfeatures);
787 
788 	/* oddball properties */
789 	/* 'creation' is a number but displayed as human-readable => flex */
790 	zprop_register_impl(ZFS_PROP_CREATION, "creation", PROP_TYPE_NUMBER, 0,
791 	    NULL, PROP_READONLY, ZFS_TYPE_DATASET | ZFS_TYPE_BOOKMARK,
792 	    "<date>", "CREATION", B_FALSE, B_TRUE, B_TRUE, NULL, sfeatures);
793 
794 	zprop_register_impl(ZFS_PROP_SNAPSHOTS_CHANGED, "snapshots_changed",
795 	    PROP_TYPE_NUMBER, 0, NULL, PROP_READONLY, ZFS_TYPE_FILESYSTEM |
796 	    ZFS_TYPE_VOLUME, "<date>", "SNAPSHOTS_CHANGED", B_FALSE, B_TRUE,
797 	    B_TRUE, NULL, sfeatures);
798 
799 	zprop_register_index(ZFS_PROP_LONGNAME, "longname", 0, PROP_INHERIT,
800 	    ZFS_TYPE_FILESYSTEM, "on | off", "LONGNAME", boolean_table,
801 	    sfeatures);
802 
803 	zfs_mod_list_supported_free(sfeatures);
804 }
805 
806 boolean_t
zfs_prop_delegatable(zfs_prop_t prop)807 zfs_prop_delegatable(zfs_prop_t prop)
808 {
809 	ASSERT3S(prop, >=, 0);
810 	ASSERT3S(prop, <, ZFS_NUM_PROPS);
811 	zprop_desc_t *pd = &zfs_prop_table[prop];
812 
813 	/* The mlslabel property is never delegatable. */
814 	if (prop == ZFS_PROP_MLSLABEL)
815 		return (B_FALSE);
816 
817 	return (pd->pd_attr != PROP_READONLY);
818 }
819 
820 /*
821  * Given a zfs dataset property name, returns the corresponding property ID.
822  */
823 zfs_prop_t
zfs_name_to_prop(const char * propname)824 zfs_name_to_prop(const char *propname)
825 {
826 	return (zprop_name_to_prop(propname, ZFS_TYPE_DATASET));
827 }
828 
829 /*
830  * Returns true if this is a valid user-defined property (one with a ':').
831  */
832 boolean_t
zfs_prop_user(const char * name)833 zfs_prop_user(const char *name)
834 {
835 	int i, len;
836 	char c;
837 	boolean_t foundsep = B_FALSE;
838 
839 	len = strlen(name);
840 	for (i = 0; i < len; i++) {
841 		c = name[i];
842 		if (!zprop_valid_char(c))
843 			return (B_FALSE);
844 		if (c == ':')
845 			foundsep = B_TRUE;
846 	}
847 
848 	if (!foundsep)
849 		return (B_FALSE);
850 
851 	return (B_TRUE);
852 }
853 
854 /*
855  * Returns true if this is a valid userspace-type property (one with a '@').
856  * Note that after the @, any character is valid (eg, another @, for SID
857  * user@domain).
858  */
859 boolean_t
zfs_prop_userquota(const char * name)860 zfs_prop_userquota(const char *name)
861 {
862 	zfs_userquota_prop_t prop;
863 
864 	for (prop = 0; prop < ZFS_NUM_USERQUOTA_PROPS; prop++) {
865 		if (strncmp(name, zfs_userquota_prop_prefixes[prop],
866 		    strlen(zfs_userquota_prop_prefixes[prop])) == 0) {
867 			return (B_TRUE);
868 		}
869 	}
870 
871 	return (B_FALSE);
872 }
873 
874 /*
875  * Returns true if this is a valid written@ property.
876  * Note that after the @, any character is valid (eg, another @, for
877  * written@pool/fs@origin).
878  */
879 boolean_t
zfs_prop_written(const char * name)880 zfs_prop_written(const char *name)
881 {
882 	static const char *prop_prefix = "written@";
883 	static const char *book_prefix = "written#";
884 	return (strncmp(name, prop_prefix, strlen(prop_prefix)) == 0 ||
885 	    strncmp(name, book_prefix, strlen(book_prefix)) == 0);
886 }
887 
888 /*
889  * Tables of index types, plus functions to convert between the user view
890  * (strings) and internal representation (uint64_t).
891  */
892 int
zfs_prop_string_to_index(zfs_prop_t prop,const char * string,uint64_t * index)893 zfs_prop_string_to_index(zfs_prop_t prop, const char *string, uint64_t *index)
894 {
895 	return (zprop_string_to_index(prop, string, index, ZFS_TYPE_DATASET));
896 }
897 
898 int
zfs_prop_index_to_string(zfs_prop_t prop,uint64_t index,const char ** string)899 zfs_prop_index_to_string(zfs_prop_t prop, uint64_t index, const char **string)
900 {
901 	return (zprop_index_to_string(prop, index, string, ZFS_TYPE_DATASET));
902 }
903 
904 uint64_t
zfs_prop_random_value(zfs_prop_t prop,uint64_t seed)905 zfs_prop_random_value(zfs_prop_t prop, uint64_t seed)
906 {
907 	return (zprop_random_value(prop, seed, ZFS_TYPE_DATASET));
908 }
909 
910 /*
911  * Returns TRUE if the property applies to any of the given dataset types.
912  */
913 boolean_t
zfs_prop_valid_for_type(int prop,zfs_type_t types,boolean_t headcheck)914 zfs_prop_valid_for_type(int prop, zfs_type_t types, boolean_t headcheck)
915 {
916 	return (zprop_valid_for_type(prop, types, headcheck));
917 }
918 
919 zprop_type_t
zfs_prop_get_type(zfs_prop_t prop)920 zfs_prop_get_type(zfs_prop_t prop)
921 {
922 	ASSERT3S(prop, >=, 0);
923 	ASSERT3S(prop, <, ZFS_NUM_PROPS);
924 	return (zfs_prop_table[prop].pd_proptype);
925 }
926 
927 /*
928  * Returns TRUE if the property is readonly.
929  */
930 boolean_t
zfs_prop_readonly(zfs_prop_t prop)931 zfs_prop_readonly(zfs_prop_t prop)
932 {
933 	ASSERT3S(prop, >=, 0);
934 	ASSERT3S(prop, <, ZFS_NUM_PROPS);
935 	return (zfs_prop_table[prop].pd_attr == PROP_READONLY ||
936 	    zfs_prop_table[prop].pd_attr == PROP_ONETIME ||
937 	    zfs_prop_table[prop].pd_attr == PROP_ONETIME_DEFAULT);
938 }
939 
940 /*
941  * Returns TRUE if the property is visible (not hidden).
942  */
943 boolean_t
zfs_prop_visible(zfs_prop_t prop)944 zfs_prop_visible(zfs_prop_t prop)
945 {
946 	ASSERT3S(prop, >=, 0);
947 	ASSERT3S(prop, <, ZFS_NUM_PROPS);
948 	return (zfs_prop_table[prop].pd_visible &&
949 	    zfs_prop_table[prop].pd_zfs_mod_supported);
950 }
951 
952 /*
953  * Returns TRUE if the property is only allowed to be set once.
954  */
955 boolean_t
zfs_prop_setonce(zfs_prop_t prop)956 zfs_prop_setonce(zfs_prop_t prop)
957 {
958 	ASSERT3S(prop, >=, 0);
959 	ASSERT3S(prop, <, ZFS_NUM_PROPS);
960 	return (zfs_prop_table[prop].pd_attr == PROP_ONETIME ||
961 	    zfs_prop_table[prop].pd_attr == PROP_ONETIME_DEFAULT);
962 }
963 
964 const char *
zfs_prop_default_string(zfs_prop_t prop)965 zfs_prop_default_string(zfs_prop_t prop)
966 {
967 	ASSERT3S(prop, >=, 0);
968 	ASSERT3S(prop, <, ZFS_NUM_PROPS);
969 	return (zfs_prop_table[prop].pd_strdefault);
970 }
971 
972 uint64_t
zfs_prop_default_numeric(zfs_prop_t prop)973 zfs_prop_default_numeric(zfs_prop_t prop)
974 {
975 	ASSERT3S(prop, >=, 0);
976 	ASSERT3S(prop, <, ZFS_NUM_PROPS);
977 	return (zfs_prop_table[prop].pd_numdefault);
978 }
979 
980 /*
981  * Given a dataset property ID, returns the corresponding name.
982  * Assuming the zfs dataset property ID is valid.
983  */
984 const char *
zfs_prop_to_name(zfs_prop_t prop)985 zfs_prop_to_name(zfs_prop_t prop)
986 {
987 	ASSERT3S(prop, >=, 0);
988 	ASSERT3S(prop, <, ZFS_NUM_PROPS);
989 	return (zfs_prop_table[prop].pd_name);
990 }
991 
992 /*
993  * Returns TRUE if the property is inheritable.
994  */
995 boolean_t
zfs_prop_inheritable(zfs_prop_t prop)996 zfs_prop_inheritable(zfs_prop_t prop)
997 {
998 	ASSERT3S(prop, >=, 0);
999 	ASSERT3S(prop, <, ZFS_NUM_PROPS);
1000 	return (zfs_prop_table[prop].pd_attr == PROP_INHERIT ||
1001 	    zfs_prop_table[prop].pd_attr == PROP_ONETIME);
1002 }
1003 
1004 /*
1005  * Returns TRUE if property is one of the encryption properties that requires
1006  * a loaded encryption key to modify.
1007  */
1008 boolean_t
zfs_prop_encryption_key_param(zfs_prop_t prop)1009 zfs_prop_encryption_key_param(zfs_prop_t prop)
1010 {
1011 	/*
1012 	 * keylocation does not count as an encryption property. It can be
1013 	 * changed at will without needing the master keys.
1014 	 */
1015 	return (prop == ZFS_PROP_PBKDF2_SALT || prop == ZFS_PROP_PBKDF2_ITERS ||
1016 	    prop == ZFS_PROP_KEYFORMAT);
1017 }
1018 
1019 /*
1020  * Helper function used by both kernelspace and userspace to check the
1021  * keylocation property. If encrypted is set, the keylocation must be valid
1022  * for an encrypted dataset.
1023  */
1024 boolean_t
zfs_prop_valid_keylocation(const char * str,boolean_t encrypted)1025 zfs_prop_valid_keylocation(const char *str, boolean_t encrypted)
1026 {
1027 	if (strcmp("none", str) == 0)
1028 		return (!encrypted);
1029 	else if (strcmp("prompt", str) == 0)
1030 		return (B_TRUE);
1031 	else if (strlen(str) > 8 && strncmp("file:///", str, 8) == 0)
1032 		return (B_TRUE);
1033 	else if (strlen(str) > 8 && strncmp("https://", str, 8) == 0)
1034 		return (B_TRUE);
1035 	else if (strlen(str) > 7 && strncmp("http://", str, 7) == 0)
1036 		return (B_TRUE);
1037 
1038 	return (B_FALSE);
1039 }
1040 
1041 
1042 #ifndef _KERNEL
1043 #include <libzfs.h>
1044 
1045 /*
1046  * Returns a string describing the set of acceptable values for the given
1047  * zfs property, or NULL if it cannot be set.
1048  */
1049 const char *
zfs_prop_values(zfs_prop_t prop)1050 zfs_prop_values(zfs_prop_t prop)
1051 {
1052 	ASSERT3S(prop, >=, 0);
1053 	ASSERT3S(prop, <, ZFS_NUM_PROPS);
1054 	return (zfs_prop_table[prop].pd_values);
1055 }
1056 
1057 /*
1058  * Returns TRUE if this property is a string type.  Note that index types
1059  * (compression, checksum) are treated as strings in userland, even though they
1060  * are stored numerically on disk.
1061  */
1062 int
zfs_prop_is_string(zfs_prop_t prop)1063 zfs_prop_is_string(zfs_prop_t prop)
1064 {
1065 	ASSERT3S(prop, >=, 0);
1066 	ASSERT3S(prop, <, ZFS_NUM_PROPS);
1067 	return (zfs_prop_table[prop].pd_proptype == PROP_TYPE_STRING ||
1068 	    zfs_prop_table[prop].pd_proptype == PROP_TYPE_INDEX);
1069 }
1070 
1071 /*
1072  * Returns the column header for the given property.  Used only in
1073  * 'zfs list -o', but centralized here with the other property information.
1074  */
1075 const char *
zfs_prop_column_name(zfs_prop_t prop)1076 zfs_prop_column_name(zfs_prop_t prop)
1077 {
1078 	ASSERT3S(prop, >=, 0);
1079 	ASSERT3S(prop, <, ZFS_NUM_PROPS);
1080 	return (zfs_prop_table[prop].pd_colname);
1081 }
1082 
1083 /*
1084  * Returns whether the given property should be displayed right-justified for
1085  * 'zfs list'.
1086  */
1087 boolean_t
zfs_prop_align_right(zfs_prop_t prop)1088 zfs_prop_align_right(zfs_prop_t prop)
1089 {
1090 	ASSERT3S(prop, >=, 0);
1091 	ASSERT3S(prop, <, ZFS_NUM_PROPS);
1092 	return (zfs_prop_table[prop].pd_rightalign);
1093 }
1094 
1095 #endif
1096 
1097 #if defined(_KERNEL)
1098 
1099 #if defined(HAVE_KERNEL_FPU_INTERNAL)
1100 uint8_t **zfs_kfpu_fpregs;
1101 EXPORT_SYMBOL(zfs_kfpu_fpregs);
1102 #endif /* defined(HAVE_KERNEL_FPU_INTERNAL) */
1103 
1104 extern int __init zcommon_init(void);
1105 extern void zcommon_fini(void);
1106 
1107 int __init
zcommon_init(void)1108 zcommon_init(void)
1109 {
1110 	int error = kfpu_init();
1111 	if (error)
1112 		return (error);
1113 
1114 	fletcher_4_init();
1115 	simd_stat_init();
1116 
1117 	return (0);
1118 }
1119 
1120 void
zcommon_fini(void)1121 zcommon_fini(void)
1122 {
1123 	simd_stat_fini();
1124 	fletcher_4_fini();
1125 	kfpu_fini();
1126 }
1127 
1128 #ifdef __FreeBSD__
1129 module_init_early(zcommon_init);
1130 module_exit(zcommon_fini);
1131 #endif
1132 
1133 #endif
1134 
1135 /* zfs dataset property functions */
1136 EXPORT_SYMBOL(zfs_userquota_prop_prefixes);
1137 EXPORT_SYMBOL(zfs_prop_init);
1138 EXPORT_SYMBOL(zfs_prop_get_type);
1139 EXPORT_SYMBOL(zfs_prop_get_table);
1140 EXPORT_SYMBOL(zfs_prop_delegatable);
1141 EXPORT_SYMBOL(zfs_prop_visible);
1142 
1143 /* Dataset property functions shared between libzfs and kernel. */
1144 EXPORT_SYMBOL(zfs_prop_default_string);
1145 EXPORT_SYMBOL(zfs_prop_default_numeric);
1146 EXPORT_SYMBOL(zfs_prop_readonly);
1147 EXPORT_SYMBOL(zfs_prop_inheritable);
1148 EXPORT_SYMBOL(zfs_prop_encryption_key_param);
1149 EXPORT_SYMBOL(zfs_prop_valid_keylocation);
1150 EXPORT_SYMBOL(zfs_prop_setonce);
1151 EXPORT_SYMBOL(zfs_prop_to_name);
1152 EXPORT_SYMBOL(zfs_name_to_prop);
1153 EXPORT_SYMBOL(zfs_prop_user);
1154 EXPORT_SYMBOL(zfs_prop_userquota);
1155 EXPORT_SYMBOL(zfs_prop_index_to_string);
1156 EXPORT_SYMBOL(zfs_prop_string_to_index);
1157 EXPORT_SYMBOL(zfs_prop_valid_for_type);
1158 EXPORT_SYMBOL(zfs_prop_written);
1159