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/* 23 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. 24 * Copyright (c) 2011, 2024 by Delphix. All rights reserved. 25 * Copyright Joyent, Inc. 26 * Copyright (c) 2013 Steven Hartland. All rights reserved. 27 * Copyright (c) 2016, Intel Corporation. 28 * Copyright 2016 Nexenta Systems, Inc. 29 * Copyright (c) 2017 Open-E, Inc. All Rights Reserved. 30 * Copyright (c) 2019 Datto Inc. 31 * Copyright (c) 2021, Colm Buckley <colm@tuatha.org> 32 */ 33 34#ifndef _LIBZFS_H 35#define _LIBZFS_H extern __attribute__((visibility("default"))) 36 37#include <assert.h> 38#include <libshare.h> 39#include <libnvpair.h> 40#include <sys/mnttab.h> 41#include <sys/param.h> 42#include <sys/types.h> 43#include <sys/fs/zfs.h> 44#include <sys/avl.h> 45#include <libzfs_core.h> 46 47#ifdef __cplusplus 48extern "C" { 49#endif 50 51/* 52 * Miscellaneous ZFS constants 53 */ 54#define ZFS_MAXPROPLEN MAXPATHLEN 55#define ZPOOL_MAXPROPLEN MAXPATHLEN 56 57/* 58 * libzfs errors 59 */ 60typedef enum zfs_error { 61 EZFS_SUCCESS = 0, /* no error -- success */ 62 EZFS_NOMEM = 2000, /* out of memory */ 63 EZFS_BADPROP, /* invalid property value */ 64 EZFS_PROPREADONLY, /* cannot set readonly property */ 65 EZFS_PROPTYPE, /* property does not apply to dataset type */ 66 EZFS_PROPNONINHERIT, /* property is not inheritable */ 67 EZFS_PROPSPACE, /* bad quota or reservation */ 68 EZFS_BADTYPE, /* dataset is not of appropriate type */ 69 EZFS_BUSY, /* pool or dataset is busy */ 70 EZFS_EXISTS, /* pool or dataset already exists */ 71 EZFS_NOENT, /* no such pool or dataset */ 72 EZFS_BADSTREAM, /* bad backup stream */ 73 EZFS_DSREADONLY, /* dataset is readonly */ 74 EZFS_VOLTOOBIG, /* volume is too large for 32-bit system */ 75 EZFS_INVALIDNAME, /* invalid dataset name */ 76 EZFS_BADRESTORE, /* unable to restore to destination */ 77 EZFS_BADBACKUP, /* backup failed */ 78 EZFS_BADTARGET, /* bad attach/detach/replace target */ 79 EZFS_NODEVICE, /* no such device in pool */ 80 EZFS_BADDEV, /* invalid device to add */ 81 EZFS_NOREPLICAS, /* no valid replicas */ 82 EZFS_RESILVERING, /* resilvering (healing reconstruction) */ 83 EZFS_BADVERSION, /* unsupported version */ 84 EZFS_POOLUNAVAIL, /* pool is currently unavailable */ 85 EZFS_DEVOVERFLOW, /* too many devices in one vdev */ 86 EZFS_BADPATH, /* must be an absolute path */ 87 EZFS_CROSSTARGET, /* rename or clone across pool or dataset */ 88 EZFS_ZONED, /* used improperly in local zone */ 89 EZFS_MOUNTFAILED, /* failed to mount dataset */ 90 EZFS_UMOUNTFAILED, /* failed to unmount dataset */ 91 EZFS_UNSHARENFSFAILED, /* failed to unshare over nfs */ 92 EZFS_SHARENFSFAILED, /* failed to share over nfs */ 93 EZFS_PERM, /* permission denied */ 94 EZFS_NOSPC, /* out of space */ 95 EZFS_FAULT, /* bad address */ 96 EZFS_IO, /* I/O error */ 97 EZFS_INTR, /* signal received */ 98 EZFS_ISSPARE, /* device is a hot spare */ 99 EZFS_INVALCONFIG, /* invalid vdev configuration */ 100 EZFS_RECURSIVE, /* recursive dependency */ 101 EZFS_NOHISTORY, /* no history object */ 102 EZFS_POOLPROPS, /* couldn't retrieve pool props */ 103 EZFS_POOL_NOTSUP, /* ops not supported for this type of pool */ 104 EZFS_POOL_INVALARG, /* invalid argument for this pool operation */ 105 EZFS_NAMETOOLONG, /* dataset name is too long */ 106 EZFS_OPENFAILED, /* open of device failed */ 107 EZFS_NOCAP, /* couldn't get capacity */ 108 EZFS_LABELFAILED, /* write of label failed */ 109 EZFS_BADWHO, /* invalid permission who */ 110 EZFS_BADPERM, /* invalid permission */ 111 EZFS_BADPERMSET, /* invalid permission set name */ 112 EZFS_NODELEGATION, /* delegated administration is disabled */ 113 EZFS_UNSHARESMBFAILED, /* failed to unshare over smb */ 114 EZFS_SHARESMBFAILED, /* failed to share over smb */ 115 EZFS_BADCACHE, /* bad cache file */ 116 EZFS_ISL2CACHE, /* device is for the level 2 ARC */ 117 EZFS_VDEVNOTSUP, /* unsupported vdev type */ 118 EZFS_NOTSUP, /* ops not supported on this dataset */ 119 EZFS_ACTIVE_SPARE, /* pool has active shared spare devices */ 120 EZFS_UNPLAYED_LOGS, /* log device has unplayed logs */ 121 EZFS_REFTAG_RELE, /* snapshot release: tag not found */ 122 EZFS_REFTAG_HOLD, /* snapshot hold: tag already exists */ 123 EZFS_TAGTOOLONG, /* snapshot hold/rele: tag too long */ 124 EZFS_PIPEFAILED, /* pipe create failed */ 125 EZFS_THREADCREATEFAILED, /* thread create failed */ 126 EZFS_POSTSPLIT_ONLINE, /* onlining a disk after splitting it */ 127 EZFS_SCRUBBING, /* currently scrubbing */ 128 EZFS_ERRORSCRUBBING, /* currently error scrubbing */ 129 EZFS_ERRORSCRUB_PAUSED, /* error scrub currently paused */ 130 EZFS_NO_SCRUB, /* no active scrub */ 131 EZFS_DIFF, /* general failure of zfs diff */ 132 EZFS_DIFFDATA, /* bad zfs diff data */ 133 EZFS_POOLREADONLY, /* pool is in read-only mode */ 134 EZFS_SCRUB_PAUSED, /* scrub currently paused */ 135 EZFS_SCRUB_PAUSED_TO_CANCEL, /* scrub currently paused */ 136 EZFS_ACTIVE_POOL, /* pool is imported on a different system */ 137 EZFS_CRYPTOFAILED, /* failed to setup encryption */ 138 EZFS_NO_PENDING, /* cannot cancel, no operation is pending */ 139 EZFS_CHECKPOINT_EXISTS, /* checkpoint exists */ 140 EZFS_DISCARDING_CHECKPOINT, /* currently discarding a checkpoint */ 141 EZFS_NO_CHECKPOINT, /* pool has no checkpoint */ 142 EZFS_DEVRM_IN_PROGRESS, /* a device is currently being removed */ 143 EZFS_VDEV_TOO_BIG, /* a device is too big to be used */ 144 EZFS_IOC_NOTSUPPORTED, /* operation not supported by zfs module */ 145 EZFS_TOOMANY, /* argument list too long */ 146 EZFS_INITIALIZING, /* currently initializing */ 147 EZFS_NO_INITIALIZE, /* no active initialize */ 148 EZFS_WRONG_PARENT, /* invalid parent dataset (e.g ZVOL) */ 149 EZFS_TRIMMING, /* currently trimming */ 150 EZFS_NO_TRIM, /* no active trim */ 151 EZFS_TRIM_NOTSUP, /* device does not support trim */ 152 EZFS_NO_RESILVER_DEFER, /* pool doesn't support resilver_defer */ 153 EZFS_EXPORT_IN_PROGRESS, /* currently exporting the pool */ 154 EZFS_REBUILDING, /* resilvering (sequential reconstrution) */ 155 EZFS_VDEV_NOTSUP, /* ops not supported for this type of vdev */ 156 EZFS_NOT_USER_NAMESPACE, /* a file is not a user namespace */ 157 EZFS_CKSUM, /* insufficient replicas */ 158 EZFS_RESUME_EXISTS, /* Resume on existing dataset without force */ 159 EZFS_SHAREFAILED, /* filesystem share failed */ 160 EZFS_RAIDZ_EXPAND_IN_PROGRESS, /* a raidz is currently expanding */ 161 EZFS_ASHIFT_MISMATCH, /* can't add vdevs with different ashifts */ 162 EZFS_UNKNOWN 163} zfs_error_t; 164 165/* 166 * The following data structures are all part 167 * of the zfs_allow_t data structure which is 168 * used for printing 'allow' permissions. 169 * It is a linked list of zfs_allow_t's which 170 * then contain avl tree's for user/group/sets/... 171 * and each one of the entries in those trees have 172 * avl tree's for the permissions they belong to and 173 * whether they are local,descendent or local+descendent 174 * permissions. The AVL trees are used primarily for 175 * sorting purposes, but also so that we can quickly find 176 * a given user and or permission. 177 */ 178typedef struct zfs_perm_node { 179 avl_node_t z_node; 180 char z_pname[MAXPATHLEN]; 181} zfs_perm_node_t; 182 183typedef struct zfs_allow_node { 184 avl_node_t z_node; 185 char z_key[MAXPATHLEN]; /* name, such as joe */ 186 avl_tree_t z_localdescend; /* local+descendent perms */ 187 avl_tree_t z_local; /* local permissions */ 188 avl_tree_t z_descend; /* descendent permissions */ 189} zfs_allow_node_t; 190 191typedef struct zfs_allow { 192 struct zfs_allow *z_next; 193 char z_setpoint[MAXPATHLEN]; 194 avl_tree_t z_sets; 195 avl_tree_t z_crperms; 196 avl_tree_t z_user; 197 avl_tree_t z_group; 198 avl_tree_t z_everyone; 199} zfs_allow_t; 200 201/* 202 * Basic handle types 203 */ 204typedef struct zfs_handle zfs_handle_t; 205typedef struct zpool_handle zpool_handle_t; 206typedef struct libzfs_handle libzfs_handle_t; 207 208_LIBZFS_H int zpool_wait(zpool_handle_t *, zpool_wait_activity_t); 209_LIBZFS_H int zpool_wait_status(zpool_handle_t *, zpool_wait_activity_t, 210 boolean_t *, boolean_t *); 211 212/* 213 * Library initialization 214 */ 215_LIBZFS_H libzfs_handle_t *libzfs_init(void); 216_LIBZFS_H void libzfs_fini(libzfs_handle_t *); 217 218_LIBZFS_H libzfs_handle_t *zpool_get_handle(zpool_handle_t *); 219_LIBZFS_H libzfs_handle_t *zfs_get_handle(zfs_handle_t *); 220 221_LIBZFS_H void libzfs_print_on_error(libzfs_handle_t *, boolean_t); 222 223_LIBZFS_H void zfs_save_arguments(int argc, char **, char *, int); 224_LIBZFS_H int zpool_log_history(libzfs_handle_t *, const char *); 225 226_LIBZFS_H int libzfs_errno(libzfs_handle_t *); 227_LIBZFS_H const char *libzfs_error_init(int); 228_LIBZFS_H const char *libzfs_error_action(libzfs_handle_t *); 229_LIBZFS_H const char *libzfs_error_description(libzfs_handle_t *); 230_LIBZFS_H int zfs_standard_error(libzfs_handle_t *, int, const char *); 231_LIBZFS_H void libzfs_mnttab_init(libzfs_handle_t *); 232_LIBZFS_H void libzfs_mnttab_fini(libzfs_handle_t *); 233_LIBZFS_H void libzfs_mnttab_cache(libzfs_handle_t *, boolean_t); 234_LIBZFS_H int libzfs_mnttab_find(libzfs_handle_t *, const char *, 235 struct mnttab *); 236_LIBZFS_H void libzfs_mnttab_add(libzfs_handle_t *, const char *, 237 const char *, const char *); 238_LIBZFS_H void libzfs_mnttab_remove(libzfs_handle_t *, const char *); 239 240/* 241 * Basic handle functions 242 */ 243_LIBZFS_H zpool_handle_t *zpool_open(libzfs_handle_t *, const char *); 244_LIBZFS_H zpool_handle_t *zpool_open_canfail(libzfs_handle_t *, const char *); 245_LIBZFS_H void zpool_close(zpool_handle_t *); 246_LIBZFS_H const char *zpool_get_name(zpool_handle_t *); 247_LIBZFS_H int zpool_get_state(zpool_handle_t *); 248_LIBZFS_H const char *zpool_state_to_name(vdev_state_t, vdev_aux_t); 249_LIBZFS_H const char *zpool_pool_state_to_name(pool_state_t); 250_LIBZFS_H void zpool_free_handles(libzfs_handle_t *); 251 252/* 253 * Iterate over all active pools in the system. 254 */ 255typedef int (*zpool_iter_f)(zpool_handle_t *, void *); 256_LIBZFS_H int zpool_iter(libzfs_handle_t *, zpool_iter_f, void *); 257_LIBZFS_H boolean_t zpool_skip_pool(const char *); 258 259/* 260 * Functions to create and destroy pools 261 */ 262_LIBZFS_H int zpool_create(libzfs_handle_t *, const char *, nvlist_t *, 263 nvlist_t *, nvlist_t *); 264_LIBZFS_H int zpool_destroy(zpool_handle_t *, const char *); 265_LIBZFS_H int zpool_add(zpool_handle_t *, nvlist_t *, boolean_t check_ashift); 266 267typedef struct splitflags { 268 /* do not split, but return the config that would be split off */ 269 unsigned int dryrun : 1; 270 271 /* after splitting, import the pool */ 272 unsigned int import : 1; 273 int name_flags; 274} splitflags_t; 275 276typedef struct trimflags { 277 /* requested vdevs are for the entire pool */ 278 boolean_t fullpool; 279 280 /* request a secure trim, requires support from device */ 281 boolean_t secure; 282 283 /* after starting trim, block until trim completes */ 284 boolean_t wait; 285 286 /* trim at the requested rate in bytes/second */ 287 uint64_t rate; 288} trimflags_t; 289 290/* 291 * Functions to manipulate pool and vdev state 292 */ 293_LIBZFS_H int zpool_scan(zpool_handle_t *, pool_scan_func_t, pool_scrub_cmd_t); 294_LIBZFS_H int zpool_initialize(zpool_handle_t *, pool_initialize_func_t, 295 nvlist_t *); 296_LIBZFS_H int zpool_initialize_wait(zpool_handle_t *, pool_initialize_func_t, 297 nvlist_t *); 298_LIBZFS_H int zpool_trim(zpool_handle_t *, pool_trim_func_t, nvlist_t *, 299 trimflags_t *); 300 301_LIBZFS_H int zpool_clear(zpool_handle_t *, const char *, nvlist_t *); 302_LIBZFS_H int zpool_reguid(zpool_handle_t *); 303_LIBZFS_H int zpool_reopen_one(zpool_handle_t *, void *); 304 305_LIBZFS_H int zpool_sync_one(zpool_handle_t *, void *); 306 307_LIBZFS_H int zpool_vdev_online(zpool_handle_t *, const char *, int, 308 vdev_state_t *); 309_LIBZFS_H int zpool_vdev_offline(zpool_handle_t *, const char *, boolean_t); 310_LIBZFS_H int zpool_vdev_attach(zpool_handle_t *, const char *, 311 const char *, nvlist_t *, int, boolean_t); 312_LIBZFS_H int zpool_vdev_detach(zpool_handle_t *, const char *); 313_LIBZFS_H int zpool_vdev_remove(zpool_handle_t *, const char *); 314_LIBZFS_H int zpool_vdev_remove_cancel(zpool_handle_t *); 315_LIBZFS_H int zpool_vdev_indirect_size(zpool_handle_t *, const char *, 316 uint64_t *); 317_LIBZFS_H int zpool_vdev_split(zpool_handle_t *, char *, nvlist_t **, 318 nvlist_t *, splitflags_t); 319_LIBZFS_H int zpool_vdev_remove_wanted(zpool_handle_t *, const char *); 320 321_LIBZFS_H int zpool_vdev_fault(zpool_handle_t *, uint64_t, vdev_aux_t); 322_LIBZFS_H int zpool_vdev_degrade(zpool_handle_t *, uint64_t, vdev_aux_t); 323_LIBZFS_H int zpool_vdev_set_removed_state(zpool_handle_t *, uint64_t, 324 vdev_aux_t); 325 326_LIBZFS_H int zpool_vdev_clear(zpool_handle_t *, uint64_t); 327 328_LIBZFS_H nvlist_t *zpool_find_vdev(zpool_handle_t *, const char *, boolean_t *, 329 boolean_t *, boolean_t *); 330_LIBZFS_H nvlist_t *zpool_find_vdev_by_physpath(zpool_handle_t *, const char *, 331 boolean_t *, boolean_t *, boolean_t *); 332_LIBZFS_H int zpool_label_disk(libzfs_handle_t *, zpool_handle_t *, 333 const char *); 334_LIBZFS_H int zpool_prepare_disk(zpool_handle_t *zhp, nvlist_t *vdev_nv, 335 const char *prepare_str, char **lines[], int *lines_cnt); 336_LIBZFS_H int zpool_prepare_and_label_disk(libzfs_handle_t *hdl, 337 zpool_handle_t *, const char *, nvlist_t *vdev_nv, const char *prepare_str, 338 char **lines[], int *lines_cnt); 339_LIBZFS_H char ** zpool_vdev_script_alloc_env(const char *pool_name, 340 const char *vdev_path, const char *vdev_upath, 341 const char *vdev_enc_sysfs_path, const char *opt_key, const char *opt_val); 342_LIBZFS_H void zpool_vdev_script_free_env(char **env); 343_LIBZFS_H uint64_t zpool_vdev_path_to_guid(zpool_handle_t *zhp, 344 const char *path); 345 346_LIBZFS_H const char *zpool_get_state_str(zpool_handle_t *); 347 348/* 349 * Functions to manage pool properties 350 */ 351_LIBZFS_H int zpool_set_prop(zpool_handle_t *, const char *, const char *); 352_LIBZFS_H int zpool_get_prop(zpool_handle_t *, zpool_prop_t, char *, 353 size_t proplen, zprop_source_t *, boolean_t literal); 354_LIBZFS_H int zpool_get_userprop(zpool_handle_t *, const char *, char *, 355 size_t proplen, zprop_source_t *); 356_LIBZFS_H uint64_t zpool_get_prop_int(zpool_handle_t *, zpool_prop_t, 357 zprop_source_t *); 358_LIBZFS_H int zpool_props_refresh(zpool_handle_t *); 359 360_LIBZFS_H const char *zpool_prop_to_name(zpool_prop_t); 361_LIBZFS_H const char *zpool_prop_values(zpool_prop_t); 362 363/* 364 * Functions to manage vdev properties 365 */ 366_LIBZFS_H int zpool_get_vdev_prop_value(nvlist_t *, vdev_prop_t, char *, char *, 367 size_t, zprop_source_t *, boolean_t); 368_LIBZFS_H int zpool_get_vdev_prop(zpool_handle_t *, const char *, vdev_prop_t, 369 char *, char *, size_t, zprop_source_t *, boolean_t); 370_LIBZFS_H int zpool_get_all_vdev_props(zpool_handle_t *, const char *, 371 nvlist_t **); 372_LIBZFS_H int zpool_set_vdev_prop(zpool_handle_t *, const char *, const char *, 373 const char *); 374 375_LIBZFS_H const char *vdev_prop_to_name(vdev_prop_t); 376_LIBZFS_H const char *vdev_prop_values(vdev_prop_t); 377_LIBZFS_H boolean_t vdev_prop_user(const char *name); 378_LIBZFS_H const char *vdev_prop_column_name(vdev_prop_t); 379_LIBZFS_H boolean_t vdev_prop_align_right(vdev_prop_t); 380 381/* 382 * Pool health statistics. 383 */ 384typedef enum { 385 /* 386 * The following correspond to faults as defined in the (fault.fs.zfs.*) 387 * event namespace. Each is associated with a corresponding message ID. 388 * This must be kept in sync with the zfs_msgid_table in 389 * lib/libzfs/libzfs_status.c. 390 */ 391 ZPOOL_STATUS_CORRUPT_CACHE, /* corrupt /kernel/drv/zpool.cache */ 392 ZPOOL_STATUS_MISSING_DEV_R, /* missing device with replicas */ 393 ZPOOL_STATUS_MISSING_DEV_NR, /* missing device with no replicas */ 394 ZPOOL_STATUS_CORRUPT_LABEL_R, /* bad device label with replicas */ 395 ZPOOL_STATUS_CORRUPT_LABEL_NR, /* bad device label with no replicas */ 396 ZPOOL_STATUS_BAD_GUID_SUM, /* sum of device guids didn't match */ 397 ZPOOL_STATUS_CORRUPT_POOL, /* pool metadata is corrupted */ 398 ZPOOL_STATUS_CORRUPT_DATA, /* data errors in user (meta)data */ 399 ZPOOL_STATUS_FAILING_DEV, /* device experiencing errors */ 400 ZPOOL_STATUS_VERSION_NEWER, /* newer on-disk version */ 401 ZPOOL_STATUS_HOSTID_MISMATCH, /* last accessed by another system */ 402 ZPOOL_STATUS_HOSTID_ACTIVE, /* currently active on another system */ 403 ZPOOL_STATUS_HOSTID_REQUIRED, /* multihost=on and hostid=0 */ 404 ZPOOL_STATUS_IO_FAILURE_WAIT, /* failed I/O, failmode 'wait' */ 405 ZPOOL_STATUS_IO_FAILURE_CONTINUE, /* failed I/O, failmode 'continue' */ 406 ZPOOL_STATUS_IO_FAILURE_MMP, /* failed MMP, failmode not 'panic' */ 407 ZPOOL_STATUS_BAD_LOG, /* cannot read log chain(s) */ 408 ZPOOL_STATUS_ERRATA, /* informational errata available */ 409 410 /* 411 * If the pool has unsupported features but can still be opened in 412 * read-only mode, its status is ZPOOL_STATUS_UNSUP_FEAT_WRITE. If the 413 * pool has unsupported features but cannot be opened at all, its 414 * status is ZPOOL_STATUS_UNSUP_FEAT_READ. 415 */ 416 ZPOOL_STATUS_UNSUP_FEAT_READ, /* unsupported features for read */ 417 ZPOOL_STATUS_UNSUP_FEAT_WRITE, /* unsupported features for write */ 418 419 /* 420 * These faults have no corresponding message ID. At the time we are 421 * checking the status, the original reason for the FMA fault (I/O or 422 * checksum errors) has been lost. 423 */ 424 ZPOOL_STATUS_FAULTED_DEV_R, /* faulted device with replicas */ 425 ZPOOL_STATUS_FAULTED_DEV_NR, /* faulted device with no replicas */ 426 427 /* 428 * The following are not faults per se, but still an error possibly 429 * requiring administrative attention. There is no corresponding 430 * message ID. 431 */ 432 ZPOOL_STATUS_VERSION_OLDER, /* older legacy on-disk version */ 433 ZPOOL_STATUS_FEAT_DISABLED, /* supported features are disabled */ 434 ZPOOL_STATUS_RESILVERING, /* device being resilvered */ 435 ZPOOL_STATUS_OFFLINE_DEV, /* device offline */ 436 ZPOOL_STATUS_REMOVED_DEV, /* removed device */ 437 ZPOOL_STATUS_REBUILDING, /* device being rebuilt */ 438 ZPOOL_STATUS_REBUILD_SCRUB, /* recommend scrubbing the pool */ 439 ZPOOL_STATUS_NON_NATIVE_ASHIFT, /* (e.g. 512e dev with ashift of 9) */ 440 ZPOOL_STATUS_COMPATIBILITY_ERR, /* bad 'compatibility' property */ 441 ZPOOL_STATUS_INCOMPATIBLE_FEAT, /* feature set outside compatibility */ 442 443 /* 444 * Finally, the following indicates a healthy pool. 445 */ 446 ZPOOL_STATUS_OK 447} zpool_status_t; 448 449_LIBZFS_H zpool_status_t zpool_get_status(zpool_handle_t *, const char **, 450 zpool_errata_t *); 451_LIBZFS_H zpool_status_t zpool_import_status(nvlist_t *, const char **, 452 zpool_errata_t *); 453 454/* 455 * Statistics and configuration functions. 456 */ 457_LIBZFS_H nvlist_t *zpool_get_config(zpool_handle_t *, nvlist_t **); 458_LIBZFS_H nvlist_t *zpool_get_features(zpool_handle_t *); 459_LIBZFS_H int zpool_refresh_stats(zpool_handle_t *, boolean_t *); 460_LIBZFS_H int zpool_get_errlog(zpool_handle_t *, nvlist_t **); 461 462/* 463 * Import and export functions 464 */ 465_LIBZFS_H int zpool_export(zpool_handle_t *, boolean_t, const char *); 466_LIBZFS_H int zpool_export_force(zpool_handle_t *, const char *); 467_LIBZFS_H int zpool_import(libzfs_handle_t *, nvlist_t *, const char *, 468 char *altroot); 469_LIBZFS_H int zpool_import_props(libzfs_handle_t *, nvlist_t *, const char *, 470 nvlist_t *, int); 471_LIBZFS_H void zpool_print_unsup_feat(nvlist_t *config); 472 473/* 474 * Miscellaneous pool functions 475 */ 476struct zfs_cmd; 477 478_LIBZFS_H const char *const zfs_history_event_names[]; 479 480typedef enum { 481 VDEV_NAME_PATH = 1 << 0, 482 VDEV_NAME_GUID = 1 << 1, 483 VDEV_NAME_FOLLOW_LINKS = 1 << 2, 484 VDEV_NAME_TYPE_ID = 1 << 3, 485} vdev_name_t; 486 487_LIBZFS_H char *zpool_vdev_name(libzfs_handle_t *, zpool_handle_t *, nvlist_t *, 488 int name_flags); 489_LIBZFS_H int zpool_upgrade(zpool_handle_t *, uint64_t); 490_LIBZFS_H int zpool_get_history(zpool_handle_t *, nvlist_t **, uint64_t *, 491 boolean_t *); 492_LIBZFS_H int zpool_events_next(libzfs_handle_t *, nvlist_t **, int *, unsigned, 493 int); 494_LIBZFS_H int zpool_events_clear(libzfs_handle_t *, int *); 495_LIBZFS_H int zpool_events_seek(libzfs_handle_t *, uint64_t, int); 496_LIBZFS_H void zpool_obj_to_path_ds(zpool_handle_t *, uint64_t, uint64_t, 497 char *, size_t); 498_LIBZFS_H void zpool_obj_to_path(zpool_handle_t *, uint64_t, uint64_t, char *, 499 size_t); 500_LIBZFS_H int zfs_ioctl(libzfs_handle_t *, int, struct zfs_cmd *); 501_LIBZFS_H void zpool_explain_recover(libzfs_handle_t *, const char *, int, 502 nvlist_t *); 503_LIBZFS_H int zpool_checkpoint(zpool_handle_t *); 504_LIBZFS_H int zpool_discard_checkpoint(zpool_handle_t *); 505_LIBZFS_H boolean_t zpool_is_draid_spare(const char *); 506 507/* 508 * Basic handle manipulations. These functions do not create or destroy the 509 * underlying datasets, only the references to them. 510 */ 511_LIBZFS_H zfs_handle_t *zfs_open(libzfs_handle_t *, const char *, int); 512_LIBZFS_H zfs_handle_t *zfs_handle_dup(zfs_handle_t *); 513_LIBZFS_H void zfs_close(zfs_handle_t *); 514_LIBZFS_H zfs_type_t zfs_get_type(const zfs_handle_t *); 515_LIBZFS_H zfs_type_t zfs_get_underlying_type(const zfs_handle_t *); 516_LIBZFS_H const char *zfs_get_name(const zfs_handle_t *); 517_LIBZFS_H zpool_handle_t *zfs_get_pool_handle(const zfs_handle_t *); 518_LIBZFS_H const char *zfs_get_pool_name(const zfs_handle_t *); 519 520/* 521 * Property management functions. Some functions are shared with the kernel, 522 * and are found in sys/fs/zfs.h. 523 */ 524 525/* 526 * zfs dataset property management 527 */ 528_LIBZFS_H const char *zfs_prop_default_string(zfs_prop_t); 529_LIBZFS_H uint64_t zfs_prop_default_numeric(zfs_prop_t); 530_LIBZFS_H const char *zfs_prop_column_name(zfs_prop_t); 531_LIBZFS_H boolean_t zfs_prop_align_right(zfs_prop_t); 532 533_LIBZFS_H nvlist_t *zfs_valid_proplist(libzfs_handle_t *, zfs_type_t, 534 nvlist_t *, uint64_t, zfs_handle_t *, zpool_handle_t *, boolean_t, 535 const char *); 536 537_LIBZFS_H const char *zfs_prop_to_name(zfs_prop_t); 538_LIBZFS_H int zfs_prop_set(zfs_handle_t *, const char *, const char *); 539_LIBZFS_H int zfs_prop_set_list(zfs_handle_t *, nvlist_t *); 540_LIBZFS_H int zfs_prop_set_list_flags(zfs_handle_t *, nvlist_t *, int); 541_LIBZFS_H int zfs_prop_get(zfs_handle_t *, zfs_prop_t, char *, size_t, 542 zprop_source_t *, char *, size_t, boolean_t); 543_LIBZFS_H int zfs_prop_get_recvd(zfs_handle_t *, const char *, char *, size_t, 544 boolean_t); 545_LIBZFS_H int zfs_prop_get_numeric(zfs_handle_t *, zfs_prop_t, uint64_t *, 546 zprop_source_t *, char *, size_t); 547_LIBZFS_H int zfs_prop_get_userquota_int(zfs_handle_t *zhp, 548 const char *propname, uint64_t *propvalue); 549_LIBZFS_H int zfs_prop_get_userquota(zfs_handle_t *zhp, const char *propname, 550 char *propbuf, int proplen, boolean_t literal); 551_LIBZFS_H int zfs_prop_get_written_int(zfs_handle_t *zhp, const char *propname, 552 uint64_t *propvalue); 553_LIBZFS_H int zfs_prop_get_written(zfs_handle_t *zhp, const char *propname, 554 char *propbuf, int proplen, boolean_t literal); 555_LIBZFS_H int zfs_prop_get_feature(zfs_handle_t *zhp, const char *propname, 556 char *buf, size_t len); 557_LIBZFS_H uint64_t getprop_uint64(zfs_handle_t *, zfs_prop_t, const char **); 558_LIBZFS_H uint64_t zfs_prop_get_int(zfs_handle_t *, zfs_prop_t); 559_LIBZFS_H int zfs_prop_inherit(zfs_handle_t *, const char *, boolean_t); 560_LIBZFS_H const char *zfs_prop_values(zfs_prop_t); 561_LIBZFS_H int zfs_prop_is_string(zfs_prop_t prop); 562_LIBZFS_H nvlist_t *zfs_get_all_props(zfs_handle_t *); 563_LIBZFS_H nvlist_t *zfs_get_user_props(zfs_handle_t *); 564_LIBZFS_H nvlist_t *zfs_get_recvd_props(zfs_handle_t *); 565_LIBZFS_H nvlist_t *zfs_get_clones_nvl(zfs_handle_t *); 566 567_LIBZFS_H int zfs_wait_status(zfs_handle_t *, zfs_wait_activity_t, 568 boolean_t *, boolean_t *); 569 570/* 571 * zfs encryption management 572 */ 573_LIBZFS_H int zfs_crypto_get_encryption_root(zfs_handle_t *, boolean_t *, 574 char *); 575_LIBZFS_H int zfs_crypto_create(libzfs_handle_t *, char *, nvlist_t *, 576 nvlist_t *, boolean_t stdin_available, uint8_t **, uint_t *); 577_LIBZFS_H int zfs_crypto_clone_check(libzfs_handle_t *, zfs_handle_t *, char *, 578 nvlist_t *); 579_LIBZFS_H int zfs_crypto_attempt_load_keys(libzfs_handle_t *, const char *); 580_LIBZFS_H int zfs_crypto_load_key(zfs_handle_t *, boolean_t, const char *); 581_LIBZFS_H int zfs_crypto_unload_key(zfs_handle_t *); 582_LIBZFS_H int zfs_crypto_rewrap(zfs_handle_t *, nvlist_t *, boolean_t); 583 584typedef struct zprop_list { 585 int pl_prop; 586 char *pl_user_prop; 587 struct zprop_list *pl_next; 588 boolean_t pl_all; 589 size_t pl_width; 590 size_t pl_recvd_width; 591 boolean_t pl_fixed; 592} zprop_list_t; 593 594_LIBZFS_H int zfs_expand_proplist(zfs_handle_t *, zprop_list_t **, boolean_t, 595 boolean_t); 596_LIBZFS_H void zfs_prune_proplist(zfs_handle_t *, uint8_t *); 597_LIBZFS_H int vdev_expand_proplist(zpool_handle_t *, const char *, 598 zprop_list_t **); 599 600#define ZFS_MOUNTPOINT_NONE "none" 601#define ZFS_MOUNTPOINT_LEGACY "legacy" 602 603#define ZFS_FEATURE_DISABLED "disabled" 604#define ZFS_FEATURE_ENABLED "enabled" 605#define ZFS_FEATURE_ACTIVE "active" 606 607#define ZFS_UNSUPPORTED_INACTIVE "inactive" 608#define ZFS_UNSUPPORTED_READONLY "readonly" 609 610/* 611 * zpool property management 612 */ 613_LIBZFS_H int zpool_expand_proplist(zpool_handle_t *, zprop_list_t **, 614 zfs_type_t, boolean_t); 615_LIBZFS_H int zpool_prop_get_feature(zpool_handle_t *, const char *, char *, 616 size_t); 617_LIBZFS_H const char *zpool_prop_default_string(zpool_prop_t); 618_LIBZFS_H uint64_t zpool_prop_default_numeric(zpool_prop_t); 619_LIBZFS_H const char *zpool_prop_column_name(zpool_prop_t); 620_LIBZFS_H boolean_t zpool_prop_align_right(zpool_prop_t); 621 622/* 623 * Functions shared by zfs and zpool property management. 624 */ 625_LIBZFS_H int zprop_iter(zprop_func func, void *cb, boolean_t show_all, 626 boolean_t ordered, zfs_type_t type); 627_LIBZFS_H int zprop_get_list(libzfs_handle_t *, char *, zprop_list_t **, 628 zfs_type_t); 629_LIBZFS_H void zprop_free_list(zprop_list_t *); 630 631#define ZFS_GET_NCOLS 5 632 633typedef enum { 634 GET_COL_NONE, 635 GET_COL_NAME, 636 GET_COL_PROPERTY, 637 GET_COL_VALUE, 638 GET_COL_RECVD, 639 GET_COL_SOURCE 640} zfs_get_column_t; 641 642/* 643 * Functions for printing zfs or zpool properties 644 */ 645typedef struct vdev_cbdata { 646 int cb_name_flags; 647 char **cb_names; 648 unsigned int cb_names_count; 649} vdev_cbdata_t; 650 651typedef struct zprop_get_cbdata { 652 int cb_sources; 653 zfs_get_column_t cb_columns[ZFS_GET_NCOLS]; 654 int cb_colwidths[ZFS_GET_NCOLS + 1]; 655 boolean_t cb_scripted; 656 boolean_t cb_literal; 657 boolean_t cb_first; 658 zprop_list_t *cb_proplist; 659 zfs_type_t cb_type; 660 vdev_cbdata_t cb_vdevs; 661} zprop_get_cbdata_t; 662 663#define ZFS_SET_NOMOUNT 1 664 665typedef struct zprop_set_cbdata { 666 int cb_flags; 667 nvlist_t *cb_proplist; 668} zprop_set_cbdata_t; 669 670_LIBZFS_H void zprop_print_one_property(const char *, zprop_get_cbdata_t *, 671 const char *, const char *, zprop_source_t, const char *, 672 const char *); 673 674/* 675 * Iterator functions. 676 */ 677#define ZFS_ITER_RECURSE (1 << 0) 678#define ZFS_ITER_ARGS_CAN_BE_PATHS (1 << 1) 679#define ZFS_ITER_PROP_LISTSNAPS (1 << 2) 680#define ZFS_ITER_DEPTH_LIMIT (1 << 3) 681#define ZFS_ITER_RECVD_PROPS (1 << 4) 682#define ZFS_ITER_LITERAL_PROPS (1 << 5) 683#define ZFS_ITER_SIMPLE (1 << 6) 684 685typedef int (*zfs_iter_f)(zfs_handle_t *, void *); 686_LIBZFS_H int zfs_iter_root(libzfs_handle_t *, zfs_iter_f, void *); 687_LIBZFS_H int zfs_iter_children(zfs_handle_t *, zfs_iter_f, void *); 688_LIBZFS_H int zfs_iter_dependents(zfs_handle_t *, boolean_t, zfs_iter_f, 689 void *); 690_LIBZFS_H int zfs_iter_filesystems(zfs_handle_t *, zfs_iter_f, void *); 691_LIBZFS_H int zfs_iter_snapshots(zfs_handle_t *, boolean_t, zfs_iter_f, void *, 692 uint64_t, uint64_t); 693_LIBZFS_H int zfs_iter_snapshots_sorted(zfs_handle_t *, zfs_iter_f, void *, 694 uint64_t, uint64_t); 695_LIBZFS_H int zfs_iter_snapspec(zfs_handle_t *, const char *, zfs_iter_f, 696 void *); 697_LIBZFS_H int zfs_iter_bookmarks(zfs_handle_t *, zfs_iter_f, void *); 698 699_LIBZFS_H int zfs_iter_children_v2(zfs_handle_t *, int, zfs_iter_f, void *); 700_LIBZFS_H int zfs_iter_dependents_v2(zfs_handle_t *, int, boolean_t, zfs_iter_f, 701 void *); 702_LIBZFS_H int zfs_iter_filesystems_v2(zfs_handle_t *, int, zfs_iter_f, void *); 703_LIBZFS_H int zfs_iter_snapshots_v2(zfs_handle_t *, int, zfs_iter_f, void *, 704 uint64_t, uint64_t); 705_LIBZFS_H int zfs_iter_snapshots_sorted_v2(zfs_handle_t *, int, zfs_iter_f, 706 void *, uint64_t, uint64_t); 707_LIBZFS_H int zfs_iter_snapspec_v2(zfs_handle_t *, int, const char *, 708 zfs_iter_f, void *); 709_LIBZFS_H int zfs_iter_bookmarks_v2(zfs_handle_t *, int, zfs_iter_f, void *); 710_LIBZFS_H int zfs_iter_mounted(zfs_handle_t *, zfs_iter_f, void *); 711 712typedef struct get_all_cb { 713 zfs_handle_t **cb_handles; 714 size_t cb_alloc; 715 size_t cb_used; 716} get_all_cb_t; 717 718_LIBZFS_H void zfs_foreach_mountpoint(libzfs_handle_t *, zfs_handle_t **, 719 size_t, zfs_iter_f, void *, boolean_t); 720_LIBZFS_H void libzfs_add_handle(get_all_cb_t *, zfs_handle_t *); 721 722/* 723 * Functions to create and destroy datasets. 724 */ 725_LIBZFS_H int zfs_create(libzfs_handle_t *, const char *, zfs_type_t, 726 nvlist_t *); 727_LIBZFS_H int zfs_create_ancestors(libzfs_handle_t *, const char *); 728_LIBZFS_H int zfs_destroy(zfs_handle_t *, boolean_t); 729_LIBZFS_H int zfs_destroy_snaps(zfs_handle_t *, char *, boolean_t); 730_LIBZFS_H int zfs_destroy_snaps_nvl(libzfs_handle_t *, nvlist_t *, boolean_t); 731_LIBZFS_H int zfs_destroy_snaps_nvl_os(libzfs_handle_t *, nvlist_t *); 732_LIBZFS_H int zfs_clone(zfs_handle_t *, const char *, nvlist_t *); 733_LIBZFS_H int zfs_snapshot(libzfs_handle_t *, const char *, boolean_t, 734 nvlist_t *); 735_LIBZFS_H int zfs_snapshot_nvl(libzfs_handle_t *hdl, nvlist_t *snaps, 736 nvlist_t *props); 737_LIBZFS_H int zfs_rollback(zfs_handle_t *, zfs_handle_t *, boolean_t); 738 739typedef struct renameflags { 740 /* recursive rename */ 741 unsigned int recursive : 1; 742 743 /* don't unmount file systems */ 744 unsigned int nounmount : 1; 745 746 /* force unmount file systems */ 747 unsigned int forceunmount : 1; 748} renameflags_t; 749 750_LIBZFS_H int zfs_rename(zfs_handle_t *, const char *, renameflags_t); 751 752typedef struct sendflags { 753 /* Amount of extra information to print. */ 754 int verbosity; 755 756 /* recursive send (ie, -R) */ 757 boolean_t replicate; 758 759 /* for recursive send, skip sending missing snapshots */ 760 boolean_t skipmissing; 761 762 /* for incrementals, do all intermediate snapshots */ 763 boolean_t doall; 764 765 /* if dataset is a clone, do incremental from its origin */ 766 boolean_t fromorigin; 767 768 /* field no longer used, maintained for backwards compatibility */ 769 boolean_t pad; 770 771 /* send properties (ie, -p) */ 772 boolean_t props; 773 774 /* do not send (no-op, ie. -n) */ 775 boolean_t dryrun; 776 777 /* parsable verbose output (ie. -P) */ 778 boolean_t parsable; 779 780 /* show progress (ie. -v) */ 781 boolean_t progress; 782 783 /* show progress as process title (ie. -V) */ 784 boolean_t progressastitle; 785 786 /* large blocks (>128K) are permitted */ 787 boolean_t largeblock; 788 789 /* WRITE_EMBEDDED records of type DATA are permitted */ 790 boolean_t embed_data; 791 792 /* compressed WRITE records are permitted */ 793 boolean_t compress; 794 795 /* raw encrypted records are permitted */ 796 boolean_t raw; 797 798 /* only send received properties (ie. -b) */ 799 boolean_t backup; 800 801 /* include snapshot holds in send stream */ 802 boolean_t holds; 803 804 /* stream represents a partially received dataset */ 805 boolean_t saved; 806} sendflags_t; 807 808typedef boolean_t (snapfilter_cb_t)(zfs_handle_t *, void *); 809 810_LIBZFS_H int zfs_send(zfs_handle_t *, const char *, const char *, 811 sendflags_t *, int, snapfilter_cb_t, void *, nvlist_t **); 812_LIBZFS_H int zfs_send_one(zfs_handle_t *, const char *, int, sendflags_t *, 813 const char *); 814_LIBZFS_H int zfs_send_progress(zfs_handle_t *, int, uint64_t *, uint64_t *); 815_LIBZFS_H int zfs_send_resume(libzfs_handle_t *, sendflags_t *, int outfd, 816 const char *); 817_LIBZFS_H int zfs_send_saved(zfs_handle_t *, sendflags_t *, int, const char *); 818_LIBZFS_H nvlist_t *zfs_send_resume_token_to_nvlist(libzfs_handle_t *hdl, 819 const char *token); 820 821_LIBZFS_H int zfs_promote(zfs_handle_t *); 822_LIBZFS_H int zfs_hold(zfs_handle_t *, const char *, const char *, 823 boolean_t, int); 824_LIBZFS_H int zfs_hold_nvl(zfs_handle_t *, int, nvlist_t *); 825_LIBZFS_H int zfs_release(zfs_handle_t *, const char *, const char *, 826 boolean_t); 827_LIBZFS_H int zfs_get_holds(zfs_handle_t *, nvlist_t **); 828_LIBZFS_H uint64_t zvol_volsize_to_reservation(zpool_handle_t *, uint64_t, 829 nvlist_t *); 830 831typedef int (*zfs_userspace_cb_t)(void *arg, const char *domain, 832 uid_t rid, uint64_t space); 833 834_LIBZFS_H int zfs_userspace(zfs_handle_t *, zfs_userquota_prop_t, 835 zfs_userspace_cb_t, void *); 836 837_LIBZFS_H int zfs_get_fsacl(zfs_handle_t *, nvlist_t **); 838_LIBZFS_H int zfs_set_fsacl(zfs_handle_t *, boolean_t, nvlist_t *); 839 840typedef struct recvflags { 841 /* print informational messages (ie, -v was specified) */ 842 boolean_t verbose; 843 844 /* the destination is a prefix, not the exact fs (ie, -d) */ 845 boolean_t isprefix; 846 847 /* 848 * Only the tail of the sent snapshot path is appended to the 849 * destination to determine the received snapshot name (ie, -e). 850 */ 851 boolean_t istail; 852 853 /* do not actually do the recv, just check if it would work (ie, -n) */ 854 boolean_t dryrun; 855 856 /* rollback/destroy filesystems as necessary (eg, -F) */ 857 boolean_t force; 858 859 /* set "canmount=off" on all modified filesystems */ 860 boolean_t canmountoff; 861 862 /* 863 * Mark the file systems as "resumable" and do not destroy them if the 864 * receive is interrupted 865 */ 866 boolean_t resumable; 867 868 /* byteswap flag is used internally; callers need not specify */ 869 boolean_t byteswap; 870 871 /* do not mount file systems as they are extracted (private) */ 872 boolean_t nomount; 873 874 /* Was holds flag set in the compound header? */ 875 boolean_t holds; 876 877 /* skip receive of snapshot holds */ 878 boolean_t skipholds; 879 880 /* mount the filesystem unless nomount is specified */ 881 boolean_t domount; 882 883 /* force unmount while recv snapshot (private) */ 884 boolean_t forceunmount; 885 886 /* use this recv to check (and heal if needed) an existing snapshot */ 887 boolean_t heal; 888} recvflags_t; 889 890_LIBZFS_H int zfs_receive(libzfs_handle_t *, const char *, nvlist_t *, 891 recvflags_t *, int, avl_tree_t *); 892 893typedef enum diff_flags { 894 ZFS_DIFF_PARSEABLE = 1 << 0, 895 ZFS_DIFF_TIMESTAMP = 1 << 1, 896 ZFS_DIFF_CLASSIFY = 1 << 2, 897 ZFS_DIFF_NO_MANGLE = 1 << 3 898} diff_flags_t; 899 900_LIBZFS_H int zfs_show_diffs(zfs_handle_t *, int, const char *, const char *, 901 int); 902 903/* 904 * Miscellaneous functions. 905 */ 906_LIBZFS_H const char *zfs_type_to_name(zfs_type_t); 907_LIBZFS_H void zfs_refresh_properties(zfs_handle_t *); 908_LIBZFS_H int zfs_name_valid(const char *, zfs_type_t); 909_LIBZFS_H zfs_handle_t *zfs_path_to_zhandle(libzfs_handle_t *, const char *, 910 zfs_type_t); 911_LIBZFS_H int zfs_parent_name(zfs_handle_t *, char *, size_t); 912_LIBZFS_H boolean_t zfs_dataset_exists(libzfs_handle_t *, const char *, 913 zfs_type_t); 914_LIBZFS_H int zfs_spa_version(zfs_handle_t *, int *); 915_LIBZFS_H boolean_t zfs_bookmark_exists(const char *path); 916 917/* 918 * Mount support functions. 919 */ 920_LIBZFS_H boolean_t is_mounted(libzfs_handle_t *, const char *special, char **); 921_LIBZFS_H boolean_t zfs_is_mounted(zfs_handle_t *, char **); 922_LIBZFS_H int zfs_mount(zfs_handle_t *, const char *, int); 923_LIBZFS_H int zfs_mount_at(zfs_handle_t *, const char *, int, const char *); 924_LIBZFS_H int zfs_unmount(zfs_handle_t *, const char *, int); 925_LIBZFS_H int zfs_unmountall(zfs_handle_t *, int); 926_LIBZFS_H int zfs_mount_delegation_check(void); 927 928#if defined(__linux__) || defined(__APPLE__) 929_LIBZFS_H int zfs_parse_mount_options(const char *mntopts, 930 unsigned long *mntflags, unsigned long *zfsflags, int sloppy, char *badopt, 931 char *mtabopt); 932_LIBZFS_H void zfs_adjust_mount_options(zfs_handle_t *zhp, const char *mntpoint, 933 char *mntopts, char *mtabopt); 934#endif 935 936/* 937 * Share support functions. 938 * 939 * enum sa_protocol * lists are terminated with SA_NO_PROTOCOL, 940 * NULL means "all/any known to this libzfs". 941 */ 942#define SA_NO_PROTOCOL -1 943 944_LIBZFS_H boolean_t zfs_is_shared(zfs_handle_t *zhp, char **where, 945 const enum sa_protocol *proto); 946_LIBZFS_H int zfs_share(zfs_handle_t *zhp, const enum sa_protocol *proto); 947_LIBZFS_H int zfs_unshare(zfs_handle_t *zhp, const char *mountpoint, 948 const enum sa_protocol *proto); 949_LIBZFS_H int zfs_unshareall(zfs_handle_t *zhp, 950 const enum sa_protocol *proto); 951_LIBZFS_H void zfs_commit_shares(const enum sa_protocol *proto); 952_LIBZFS_H void zfs_truncate_shares(const enum sa_protocol *proto); 953 954_LIBZFS_H int zfs_nicestrtonum(libzfs_handle_t *, const char *, uint64_t *); 955 956/* 957 * Utility functions to run an external process. 958 */ 959#define STDOUT_VERBOSE 0x01 960#define STDERR_VERBOSE 0x02 961#define NO_DEFAULT_PATH 0x04 /* Don't use $PATH to lookup the command */ 962 963_LIBZFS_H int libzfs_run_process(const char *, char **, int); 964_LIBZFS_H int libzfs_run_process_get_stdout(const char *, char *[], char *[], 965 char **[], int *); 966_LIBZFS_H int libzfs_run_process_get_stdout_nopath(const char *, char *[], 967 char *[], char **[], int *); 968 969_LIBZFS_H void libzfs_free_str_array(char **, int); 970 971_LIBZFS_H boolean_t libzfs_envvar_is_set(const char *); 972 973/* 974 * Utility functions for zfs version 975 */ 976_LIBZFS_H const char *zfs_version_userland(void); 977_LIBZFS_H char *zfs_version_kernel(void); 978_LIBZFS_H int zfs_version_print(void); 979 980/* 981 * Given a device or file, determine if it is part of a pool. 982 */ 983_LIBZFS_H int zpool_in_use(libzfs_handle_t *, int, pool_state_t *, char **, 984 boolean_t *); 985 986/* 987 * Label manipulation. 988 */ 989_LIBZFS_H int zpool_clear_label(int); 990_LIBZFS_H int zpool_set_bootenv(zpool_handle_t *, const nvlist_t *); 991_LIBZFS_H int zpool_get_bootenv(zpool_handle_t *, nvlist_t **); 992 993/* 994 * Management interfaces for SMB ACL files 995 */ 996 997_LIBZFS_H int zfs_smb_acl_add(libzfs_handle_t *, char *, char *, char *); 998_LIBZFS_H int zfs_smb_acl_remove(libzfs_handle_t *, char *, char *, char *); 999_LIBZFS_H int zfs_smb_acl_purge(libzfs_handle_t *, char *, char *); 1000_LIBZFS_H int zfs_smb_acl_rename(libzfs_handle_t *, char *, char *, char *, 1001 char *); 1002 1003/* 1004 * Enable and disable datasets within a pool by mounting/unmounting and 1005 * sharing/unsharing them. 1006 */ 1007_LIBZFS_H int zpool_enable_datasets(zpool_handle_t *, const char *, int); 1008_LIBZFS_H int zpool_disable_datasets(zpool_handle_t *, boolean_t); 1009_LIBZFS_H void zpool_disable_datasets_os(zpool_handle_t *, boolean_t); 1010_LIBZFS_H void zpool_disable_volume_os(const char *); 1011 1012/* 1013 * Parse a features file for -o compatibility 1014 */ 1015typedef enum { 1016 ZPOOL_COMPATIBILITY_OK, 1017 ZPOOL_COMPATIBILITY_WARNTOKEN, 1018 ZPOOL_COMPATIBILITY_BADTOKEN, 1019 ZPOOL_COMPATIBILITY_BADFILE, 1020 ZPOOL_COMPATIBILITY_NOFILES 1021} zpool_compat_status_t; 1022 1023_LIBZFS_H zpool_compat_status_t zpool_load_compat(const char *, 1024 boolean_t *, char *, size_t); 1025 1026#ifdef __FreeBSD__ 1027 1028/* 1029 * Attach/detach the given filesystem to/from the given jail. 1030 */ 1031_LIBZFS_H int zfs_jail(zfs_handle_t *zhp, int jailid, int attach); 1032 1033/* 1034 * Set loader options for next boot. 1035 */ 1036_LIBZFS_H int zpool_nextboot(libzfs_handle_t *, uint64_t, uint64_t, 1037 const char *); 1038 1039#endif /* __FreeBSD__ */ 1040 1041#ifdef __linux__ 1042 1043/* 1044 * Add or delete the given filesystem to/from the given user namespace. 1045 */ 1046_LIBZFS_H int zfs_userns(zfs_handle_t *zhp, const char *nspath, int attach); 1047 1048#endif 1049 1050#ifdef __cplusplus 1051} 1052#endif 1053 1054#endif /* _LIBZFS_H */ 1055