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, 2022 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 48 extern "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 */ 60 typedef 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_UNKNOWN 161 } zfs_error_t; 162 163 /* 164 * The following data structures are all part 165 * of the zfs_allow_t data structure which is 166 * used for printing 'allow' permissions. 167 * It is a linked list of zfs_allow_t's which 168 * then contain avl tree's for user/group/sets/... 169 * and each one of the entries in those trees have 170 * avl tree's for the permissions they belong to and 171 * whether they are local,descendent or local+descendent 172 * permissions. The AVL trees are used primarily for 173 * sorting purposes, but also so that we can quickly find 174 * a given user and or permission. 175 */ 176 typedef struct zfs_perm_node { 177 avl_node_t z_node; 178 char z_pname[MAXPATHLEN]; 179 } zfs_perm_node_t; 180 181 typedef struct zfs_allow_node { 182 avl_node_t z_node; 183 char z_key[MAXPATHLEN]; /* name, such as joe */ 184 avl_tree_t z_localdescend; /* local+descendent perms */ 185 avl_tree_t z_local; /* local permissions */ 186 avl_tree_t z_descend; /* descendent permissions */ 187 } zfs_allow_node_t; 188 189 typedef struct zfs_allow { 190 struct zfs_allow *z_next; 191 char z_setpoint[MAXPATHLEN]; 192 avl_tree_t z_sets; 193 avl_tree_t z_crperms; 194 avl_tree_t z_user; 195 avl_tree_t z_group; 196 avl_tree_t z_everyone; 197 } zfs_allow_t; 198 199 /* 200 * Basic handle types 201 */ 202 typedef struct zfs_handle zfs_handle_t; 203 typedef struct zpool_handle zpool_handle_t; 204 typedef struct libzfs_handle libzfs_handle_t; 205 206 _LIBZFS_H int zpool_wait(zpool_handle_t *, zpool_wait_activity_t); 207 _LIBZFS_H int zpool_wait_status(zpool_handle_t *, zpool_wait_activity_t, 208 boolean_t *, boolean_t *); 209 210 /* 211 * Library initialization 212 */ 213 _LIBZFS_H libzfs_handle_t *libzfs_init(void); 214 _LIBZFS_H void libzfs_fini(libzfs_handle_t *); 215 216 _LIBZFS_H libzfs_handle_t *zpool_get_handle(zpool_handle_t *); 217 _LIBZFS_H libzfs_handle_t *zfs_get_handle(zfs_handle_t *); 218 219 _LIBZFS_H void libzfs_print_on_error(libzfs_handle_t *, boolean_t); 220 221 _LIBZFS_H void zfs_save_arguments(int argc, char **, char *, int); 222 _LIBZFS_H int zpool_log_history(libzfs_handle_t *, const char *); 223 224 _LIBZFS_H int libzfs_errno(libzfs_handle_t *); 225 _LIBZFS_H const char *libzfs_error_init(int); 226 _LIBZFS_H const char *libzfs_error_action(libzfs_handle_t *); 227 _LIBZFS_H const char *libzfs_error_description(libzfs_handle_t *); 228 _LIBZFS_H int zfs_standard_error(libzfs_handle_t *, int, const char *); 229 _LIBZFS_H void libzfs_mnttab_init(libzfs_handle_t *); 230 _LIBZFS_H void libzfs_mnttab_fini(libzfs_handle_t *); 231 _LIBZFS_H void libzfs_mnttab_cache(libzfs_handle_t *, boolean_t); 232 _LIBZFS_H int libzfs_mnttab_find(libzfs_handle_t *, const char *, 233 struct mnttab *); 234 _LIBZFS_H void libzfs_mnttab_add(libzfs_handle_t *, const char *, 235 const char *, const char *); 236 _LIBZFS_H void libzfs_mnttab_remove(libzfs_handle_t *, const char *); 237 238 /* 239 * Basic handle functions 240 */ 241 _LIBZFS_H zpool_handle_t *zpool_open(libzfs_handle_t *, const char *); 242 _LIBZFS_H zpool_handle_t *zpool_open_canfail(libzfs_handle_t *, const char *); 243 _LIBZFS_H void zpool_close(zpool_handle_t *); 244 _LIBZFS_H const char *zpool_get_name(zpool_handle_t *); 245 _LIBZFS_H int zpool_get_state(zpool_handle_t *); 246 _LIBZFS_H const char *zpool_state_to_name(vdev_state_t, vdev_aux_t); 247 _LIBZFS_H const char *zpool_pool_state_to_name(pool_state_t); 248 _LIBZFS_H void zpool_free_handles(libzfs_handle_t *); 249 250 /* 251 * Iterate over all active pools in the system. 252 */ 253 typedef int (*zpool_iter_f)(zpool_handle_t *, void *); 254 _LIBZFS_H int zpool_iter(libzfs_handle_t *, zpool_iter_f, void *); 255 _LIBZFS_H boolean_t zpool_skip_pool(const char *); 256 257 /* 258 * Functions to create and destroy pools 259 */ 260 _LIBZFS_H int zpool_create(libzfs_handle_t *, const char *, nvlist_t *, 261 nvlist_t *, nvlist_t *); 262 _LIBZFS_H int zpool_destroy(zpool_handle_t *, const char *); 263 _LIBZFS_H int zpool_add(zpool_handle_t *, nvlist_t *); 264 265 typedef struct splitflags { 266 /* do not split, but return the config that would be split off */ 267 unsigned int dryrun : 1; 268 269 /* after splitting, import the pool */ 270 unsigned int import : 1; 271 int name_flags; 272 } splitflags_t; 273 274 typedef struct trimflags { 275 /* requested vdevs are for the entire pool */ 276 boolean_t fullpool; 277 278 /* request a secure trim, requires support from device */ 279 boolean_t secure; 280 281 /* after starting trim, block until trim completes */ 282 boolean_t wait; 283 284 /* trim at the requested rate in bytes/second */ 285 uint64_t rate; 286 } trimflags_t; 287 288 /* 289 * Functions to manipulate pool and vdev state 290 */ 291 _LIBZFS_H int zpool_scan(zpool_handle_t *, pool_scan_func_t, pool_scrub_cmd_t); 292 _LIBZFS_H int zpool_initialize(zpool_handle_t *, pool_initialize_func_t, 293 nvlist_t *); 294 _LIBZFS_H int zpool_initialize_wait(zpool_handle_t *, pool_initialize_func_t, 295 nvlist_t *); 296 _LIBZFS_H int zpool_trim(zpool_handle_t *, pool_trim_func_t, nvlist_t *, 297 trimflags_t *); 298 299 _LIBZFS_H int zpool_clear(zpool_handle_t *, const char *, nvlist_t *); 300 _LIBZFS_H int zpool_reguid(zpool_handle_t *); 301 _LIBZFS_H int zpool_reopen_one(zpool_handle_t *, void *); 302 303 _LIBZFS_H int zpool_sync_one(zpool_handle_t *, void *); 304 305 _LIBZFS_H int zpool_vdev_online(zpool_handle_t *, const char *, int, 306 vdev_state_t *); 307 _LIBZFS_H int zpool_vdev_offline(zpool_handle_t *, const char *, boolean_t); 308 _LIBZFS_H int zpool_vdev_attach(zpool_handle_t *, const char *, 309 const char *, nvlist_t *, int, boolean_t); 310 _LIBZFS_H int zpool_vdev_detach(zpool_handle_t *, const char *); 311 _LIBZFS_H int zpool_vdev_remove(zpool_handle_t *, const char *); 312 _LIBZFS_H int zpool_vdev_remove_cancel(zpool_handle_t *); 313 _LIBZFS_H int zpool_vdev_indirect_size(zpool_handle_t *, const char *, 314 uint64_t *); 315 _LIBZFS_H int zpool_vdev_split(zpool_handle_t *, char *, nvlist_t **, 316 nvlist_t *, splitflags_t); 317 _LIBZFS_H int zpool_vdev_remove_wanted(zpool_handle_t *, const char *); 318 319 _LIBZFS_H int zpool_vdev_fault(zpool_handle_t *, uint64_t, vdev_aux_t); 320 _LIBZFS_H int zpool_vdev_degrade(zpool_handle_t *, uint64_t, vdev_aux_t); 321 _LIBZFS_H int zpool_vdev_clear(zpool_handle_t *, uint64_t); 322 323 _LIBZFS_H nvlist_t *zpool_find_vdev(zpool_handle_t *, const char *, boolean_t *, 324 boolean_t *, boolean_t *); 325 _LIBZFS_H nvlist_t *zpool_find_vdev_by_physpath(zpool_handle_t *, const char *, 326 boolean_t *, boolean_t *, boolean_t *); 327 _LIBZFS_H int zpool_label_disk(libzfs_handle_t *, zpool_handle_t *, 328 const char *); 329 _LIBZFS_H uint64_t zpool_vdev_path_to_guid(zpool_handle_t *zhp, 330 const char *path); 331 332 _LIBZFS_H const char *zpool_get_state_str(zpool_handle_t *); 333 334 /* 335 * Functions to manage pool properties 336 */ 337 _LIBZFS_H int zpool_set_prop(zpool_handle_t *, const char *, const char *); 338 _LIBZFS_H int zpool_get_prop(zpool_handle_t *, zpool_prop_t, char *, 339 size_t proplen, zprop_source_t *, boolean_t literal); 340 _LIBZFS_H int zpool_get_userprop(zpool_handle_t *, const char *, char *, 341 size_t proplen, zprop_source_t *); 342 _LIBZFS_H uint64_t zpool_get_prop_int(zpool_handle_t *, zpool_prop_t, 343 zprop_source_t *); 344 _LIBZFS_H int zpool_props_refresh(zpool_handle_t *); 345 346 _LIBZFS_H const char *zpool_prop_to_name(zpool_prop_t); 347 _LIBZFS_H const char *zpool_prop_values(zpool_prop_t); 348 349 /* 350 * Functions to manage vdev properties 351 */ 352 _LIBZFS_H int zpool_get_vdev_prop_value(nvlist_t *, vdev_prop_t, char *, char *, 353 size_t, zprop_source_t *, boolean_t); 354 _LIBZFS_H int zpool_get_vdev_prop(zpool_handle_t *, const char *, vdev_prop_t, 355 char *, char *, size_t, zprop_source_t *, boolean_t); 356 _LIBZFS_H int zpool_get_all_vdev_props(zpool_handle_t *, const char *, 357 nvlist_t **); 358 _LIBZFS_H int zpool_set_vdev_prop(zpool_handle_t *, const char *, const char *, 359 const char *); 360 361 _LIBZFS_H const char *vdev_prop_to_name(vdev_prop_t); 362 _LIBZFS_H const char *vdev_prop_values(vdev_prop_t); 363 _LIBZFS_H boolean_t vdev_prop_user(const char *name); 364 _LIBZFS_H const char *vdev_prop_column_name(vdev_prop_t); 365 _LIBZFS_H boolean_t vdev_prop_align_right(vdev_prop_t); 366 367 /* 368 * Pool health statistics. 369 */ 370 typedef enum { 371 /* 372 * The following correspond to faults as defined in the (fault.fs.zfs.*) 373 * event namespace. Each is associated with a corresponding message ID. 374 * This must be kept in sync with the zfs_msgid_table in 375 * lib/libzfs/libzfs_status.c. 376 */ 377 ZPOOL_STATUS_CORRUPT_CACHE, /* corrupt /kernel/drv/zpool.cache */ 378 ZPOOL_STATUS_MISSING_DEV_R, /* missing device with replicas */ 379 ZPOOL_STATUS_MISSING_DEV_NR, /* missing device with no replicas */ 380 ZPOOL_STATUS_CORRUPT_LABEL_R, /* bad device label with replicas */ 381 ZPOOL_STATUS_CORRUPT_LABEL_NR, /* bad device label with no replicas */ 382 ZPOOL_STATUS_BAD_GUID_SUM, /* sum of device guids didn't match */ 383 ZPOOL_STATUS_CORRUPT_POOL, /* pool metadata is corrupted */ 384 ZPOOL_STATUS_CORRUPT_DATA, /* data errors in user (meta)data */ 385 ZPOOL_STATUS_FAILING_DEV, /* device experiencing errors */ 386 ZPOOL_STATUS_VERSION_NEWER, /* newer on-disk version */ 387 ZPOOL_STATUS_HOSTID_MISMATCH, /* last accessed by another system */ 388 ZPOOL_STATUS_HOSTID_ACTIVE, /* currently active on another system */ 389 ZPOOL_STATUS_HOSTID_REQUIRED, /* multihost=on and hostid=0 */ 390 ZPOOL_STATUS_IO_FAILURE_WAIT, /* failed I/O, failmode 'wait' */ 391 ZPOOL_STATUS_IO_FAILURE_CONTINUE, /* failed I/O, failmode 'continue' */ 392 ZPOOL_STATUS_IO_FAILURE_MMP, /* failed MMP, failmode not 'panic' */ 393 ZPOOL_STATUS_BAD_LOG, /* cannot read log chain(s) */ 394 ZPOOL_STATUS_ERRATA, /* informational errata available */ 395 396 /* 397 * If the pool has unsupported features but can still be opened in 398 * read-only mode, its status is ZPOOL_STATUS_UNSUP_FEAT_WRITE. If the 399 * pool has unsupported features but cannot be opened at all, its 400 * status is ZPOOL_STATUS_UNSUP_FEAT_READ. 401 */ 402 ZPOOL_STATUS_UNSUP_FEAT_READ, /* unsupported features for read */ 403 ZPOOL_STATUS_UNSUP_FEAT_WRITE, /* unsupported features for write */ 404 405 /* 406 * These faults have no corresponding message ID. At the time we are 407 * checking the status, the original reason for the FMA fault (I/O or 408 * checksum errors) has been lost. 409 */ 410 ZPOOL_STATUS_FAULTED_DEV_R, /* faulted device with replicas */ 411 ZPOOL_STATUS_FAULTED_DEV_NR, /* faulted device with no replicas */ 412 413 /* 414 * The following are not faults per se, but still an error possibly 415 * requiring administrative attention. There is no corresponding 416 * message ID. 417 */ 418 ZPOOL_STATUS_VERSION_OLDER, /* older legacy on-disk version */ 419 ZPOOL_STATUS_FEAT_DISABLED, /* supported features are disabled */ 420 ZPOOL_STATUS_RESILVERING, /* device being resilvered */ 421 ZPOOL_STATUS_OFFLINE_DEV, /* device offline */ 422 ZPOOL_STATUS_REMOVED_DEV, /* removed device */ 423 ZPOOL_STATUS_REBUILDING, /* device being rebuilt */ 424 ZPOOL_STATUS_REBUILD_SCRUB, /* recommend scrubbing the pool */ 425 ZPOOL_STATUS_NON_NATIVE_ASHIFT, /* (e.g. 512e dev with ashift of 9) */ 426 ZPOOL_STATUS_COMPATIBILITY_ERR, /* bad 'compatibility' property */ 427 ZPOOL_STATUS_INCOMPATIBLE_FEAT, /* feature set outside compatibility */ 428 429 /* 430 * Finally, the following indicates a healthy pool. 431 */ 432 ZPOOL_STATUS_OK 433 } zpool_status_t; 434 435 _LIBZFS_H zpool_status_t zpool_get_status(zpool_handle_t *, const char **, 436 zpool_errata_t *); 437 _LIBZFS_H zpool_status_t zpool_import_status(nvlist_t *, const char **, 438 zpool_errata_t *); 439 440 /* 441 * Statistics and configuration functions. 442 */ 443 _LIBZFS_H nvlist_t *zpool_get_config(zpool_handle_t *, nvlist_t **); 444 _LIBZFS_H nvlist_t *zpool_get_features(zpool_handle_t *); 445 _LIBZFS_H int zpool_refresh_stats(zpool_handle_t *, boolean_t *); 446 _LIBZFS_H int zpool_get_errlog(zpool_handle_t *, nvlist_t **); 447 448 /* 449 * Import and export functions 450 */ 451 _LIBZFS_H int zpool_export(zpool_handle_t *, boolean_t, const char *); 452 _LIBZFS_H int zpool_export_force(zpool_handle_t *, const char *); 453 _LIBZFS_H int zpool_import(libzfs_handle_t *, nvlist_t *, const char *, 454 char *altroot); 455 _LIBZFS_H int zpool_import_props(libzfs_handle_t *, nvlist_t *, const char *, 456 nvlist_t *, int); 457 _LIBZFS_H void zpool_print_unsup_feat(nvlist_t *config); 458 459 /* 460 * Miscellaneous pool functions 461 */ 462 struct zfs_cmd; 463 464 _LIBZFS_H const char *const zfs_history_event_names[]; 465 466 typedef enum { 467 VDEV_NAME_PATH = 1 << 0, 468 VDEV_NAME_GUID = 1 << 1, 469 VDEV_NAME_FOLLOW_LINKS = 1 << 2, 470 VDEV_NAME_TYPE_ID = 1 << 3, 471 } vdev_name_t; 472 473 _LIBZFS_H char *zpool_vdev_name(libzfs_handle_t *, zpool_handle_t *, nvlist_t *, 474 int name_flags); 475 _LIBZFS_H int zpool_upgrade(zpool_handle_t *, uint64_t); 476 _LIBZFS_H int zpool_get_history(zpool_handle_t *, nvlist_t **, uint64_t *, 477 boolean_t *); 478 _LIBZFS_H int zpool_events_next(libzfs_handle_t *, nvlist_t **, int *, unsigned, 479 int); 480 _LIBZFS_H int zpool_events_clear(libzfs_handle_t *, int *); 481 _LIBZFS_H int zpool_events_seek(libzfs_handle_t *, uint64_t, int); 482 _LIBZFS_H void zpool_obj_to_path_ds(zpool_handle_t *, uint64_t, uint64_t, 483 char *, size_t); 484 _LIBZFS_H void zpool_obj_to_path(zpool_handle_t *, uint64_t, uint64_t, char *, 485 size_t); 486 _LIBZFS_H int zfs_ioctl(libzfs_handle_t *, int, struct zfs_cmd *); 487 _LIBZFS_H void zpool_explain_recover(libzfs_handle_t *, const char *, int, 488 nvlist_t *); 489 _LIBZFS_H int zpool_checkpoint(zpool_handle_t *); 490 _LIBZFS_H int zpool_discard_checkpoint(zpool_handle_t *); 491 _LIBZFS_H boolean_t zpool_is_draid_spare(const char *); 492 493 /* 494 * Basic handle manipulations. These functions do not create or destroy the 495 * underlying datasets, only the references to them. 496 */ 497 _LIBZFS_H zfs_handle_t *zfs_open(libzfs_handle_t *, const char *, int); 498 _LIBZFS_H zfs_handle_t *zfs_handle_dup(zfs_handle_t *); 499 _LIBZFS_H void zfs_close(zfs_handle_t *); 500 _LIBZFS_H zfs_type_t zfs_get_type(const zfs_handle_t *); 501 _LIBZFS_H zfs_type_t zfs_get_underlying_type(const zfs_handle_t *); 502 _LIBZFS_H const char *zfs_get_name(const zfs_handle_t *); 503 _LIBZFS_H zpool_handle_t *zfs_get_pool_handle(const zfs_handle_t *); 504 _LIBZFS_H const char *zfs_get_pool_name(const zfs_handle_t *); 505 506 /* 507 * Property management functions. Some functions are shared with the kernel, 508 * and are found in sys/fs/zfs.h. 509 */ 510 511 /* 512 * zfs dataset property management 513 */ 514 _LIBZFS_H const char *zfs_prop_default_string(zfs_prop_t); 515 _LIBZFS_H uint64_t zfs_prop_default_numeric(zfs_prop_t); 516 _LIBZFS_H const char *zfs_prop_column_name(zfs_prop_t); 517 _LIBZFS_H boolean_t zfs_prop_align_right(zfs_prop_t); 518 519 _LIBZFS_H nvlist_t *zfs_valid_proplist(libzfs_handle_t *, zfs_type_t, 520 nvlist_t *, uint64_t, zfs_handle_t *, zpool_handle_t *, boolean_t, 521 const char *); 522 523 _LIBZFS_H const char *zfs_prop_to_name(zfs_prop_t); 524 _LIBZFS_H int zfs_prop_set(zfs_handle_t *, const char *, const char *); 525 _LIBZFS_H int zfs_prop_set_list(zfs_handle_t *, nvlist_t *); 526 _LIBZFS_H int zfs_prop_get(zfs_handle_t *, zfs_prop_t, char *, size_t, 527 zprop_source_t *, char *, size_t, boolean_t); 528 _LIBZFS_H int zfs_prop_get_recvd(zfs_handle_t *, const char *, char *, size_t, 529 boolean_t); 530 _LIBZFS_H int zfs_prop_get_numeric(zfs_handle_t *, zfs_prop_t, uint64_t *, 531 zprop_source_t *, char *, size_t); 532 _LIBZFS_H int zfs_prop_get_userquota_int(zfs_handle_t *zhp, 533 const char *propname, uint64_t *propvalue); 534 _LIBZFS_H int zfs_prop_get_userquota(zfs_handle_t *zhp, const char *propname, 535 char *propbuf, int proplen, boolean_t literal); 536 _LIBZFS_H int zfs_prop_get_written_int(zfs_handle_t *zhp, const char *propname, 537 uint64_t *propvalue); 538 _LIBZFS_H int zfs_prop_get_written(zfs_handle_t *zhp, const char *propname, 539 char *propbuf, int proplen, boolean_t literal); 540 _LIBZFS_H int zfs_prop_get_feature(zfs_handle_t *zhp, const char *propname, 541 char *buf, size_t len); 542 _LIBZFS_H uint64_t getprop_uint64(zfs_handle_t *, zfs_prop_t, const char **); 543 _LIBZFS_H uint64_t zfs_prop_get_int(zfs_handle_t *, zfs_prop_t); 544 _LIBZFS_H int zfs_prop_inherit(zfs_handle_t *, const char *, boolean_t); 545 _LIBZFS_H const char *zfs_prop_values(zfs_prop_t); 546 _LIBZFS_H int zfs_prop_is_string(zfs_prop_t prop); 547 _LIBZFS_H nvlist_t *zfs_get_all_props(zfs_handle_t *); 548 _LIBZFS_H nvlist_t *zfs_get_user_props(zfs_handle_t *); 549 _LIBZFS_H nvlist_t *zfs_get_recvd_props(zfs_handle_t *); 550 _LIBZFS_H nvlist_t *zfs_get_clones_nvl(zfs_handle_t *); 551 552 _LIBZFS_H int zfs_wait_status(zfs_handle_t *, zfs_wait_activity_t, 553 boolean_t *, boolean_t *); 554 555 /* 556 * zfs encryption management 557 */ 558 _LIBZFS_H int zfs_crypto_get_encryption_root(zfs_handle_t *, boolean_t *, 559 char *); 560 _LIBZFS_H int zfs_crypto_create(libzfs_handle_t *, char *, nvlist_t *, 561 nvlist_t *, boolean_t stdin_available, uint8_t **, uint_t *); 562 _LIBZFS_H int zfs_crypto_clone_check(libzfs_handle_t *, zfs_handle_t *, char *, 563 nvlist_t *); 564 _LIBZFS_H int zfs_crypto_attempt_load_keys(libzfs_handle_t *, const char *); 565 _LIBZFS_H int zfs_crypto_load_key(zfs_handle_t *, boolean_t, const char *); 566 _LIBZFS_H int zfs_crypto_unload_key(zfs_handle_t *); 567 _LIBZFS_H int zfs_crypto_rewrap(zfs_handle_t *, nvlist_t *, boolean_t); 568 569 typedef struct zprop_list { 570 int pl_prop; 571 char *pl_user_prop; 572 struct zprop_list *pl_next; 573 boolean_t pl_all; 574 size_t pl_width; 575 size_t pl_recvd_width; 576 boolean_t pl_fixed; 577 } zprop_list_t; 578 579 _LIBZFS_H int zfs_expand_proplist(zfs_handle_t *, zprop_list_t **, boolean_t, 580 boolean_t); 581 _LIBZFS_H void zfs_prune_proplist(zfs_handle_t *, uint8_t *); 582 _LIBZFS_H int vdev_expand_proplist(zpool_handle_t *, const char *, 583 zprop_list_t **); 584 585 #define ZFS_MOUNTPOINT_NONE "none" 586 #define ZFS_MOUNTPOINT_LEGACY "legacy" 587 588 #define ZFS_FEATURE_DISABLED "disabled" 589 #define ZFS_FEATURE_ENABLED "enabled" 590 #define ZFS_FEATURE_ACTIVE "active" 591 592 #define ZFS_UNSUPPORTED_INACTIVE "inactive" 593 #define ZFS_UNSUPPORTED_READONLY "readonly" 594 595 /* 596 * zpool property management 597 */ 598 _LIBZFS_H int zpool_expand_proplist(zpool_handle_t *, zprop_list_t **, 599 zfs_type_t, boolean_t); 600 _LIBZFS_H int zpool_prop_get_feature(zpool_handle_t *, const char *, char *, 601 size_t); 602 _LIBZFS_H const char *zpool_prop_default_string(zpool_prop_t); 603 _LIBZFS_H uint64_t zpool_prop_default_numeric(zpool_prop_t); 604 _LIBZFS_H const char *zpool_prop_column_name(zpool_prop_t); 605 _LIBZFS_H boolean_t zpool_prop_align_right(zpool_prop_t); 606 607 /* 608 * Functions shared by zfs and zpool property management. 609 */ 610 _LIBZFS_H int zprop_iter(zprop_func func, void *cb, boolean_t show_all, 611 boolean_t ordered, zfs_type_t type); 612 _LIBZFS_H int zprop_get_list(libzfs_handle_t *, char *, zprop_list_t **, 613 zfs_type_t); 614 _LIBZFS_H void zprop_free_list(zprop_list_t *); 615 616 #define ZFS_GET_NCOLS 5 617 618 typedef enum { 619 GET_COL_NONE, 620 GET_COL_NAME, 621 GET_COL_PROPERTY, 622 GET_COL_VALUE, 623 GET_COL_RECVD, 624 GET_COL_SOURCE 625 } zfs_get_column_t; 626 627 /* 628 * Functions for printing zfs or zpool properties 629 */ 630 typedef struct vdev_cbdata { 631 int cb_name_flags; 632 char **cb_names; 633 unsigned int cb_names_count; 634 } vdev_cbdata_t; 635 636 typedef struct zprop_get_cbdata { 637 int cb_sources; 638 zfs_get_column_t cb_columns[ZFS_GET_NCOLS]; 639 int cb_colwidths[ZFS_GET_NCOLS + 1]; 640 boolean_t cb_scripted; 641 boolean_t cb_literal; 642 boolean_t cb_first; 643 zprop_list_t *cb_proplist; 644 zfs_type_t cb_type; 645 vdev_cbdata_t cb_vdevs; 646 } zprop_get_cbdata_t; 647 648 _LIBZFS_H void zprop_print_one_property(const char *, zprop_get_cbdata_t *, 649 const char *, const char *, zprop_source_t, const char *, 650 const char *); 651 652 /* 653 * Iterator functions. 654 */ 655 #define ZFS_ITER_RECURSE (1 << 0) 656 #define ZFS_ITER_ARGS_CAN_BE_PATHS (1 << 1) 657 #define ZFS_ITER_PROP_LISTSNAPS (1 << 2) 658 #define ZFS_ITER_DEPTH_LIMIT (1 << 3) 659 #define ZFS_ITER_RECVD_PROPS (1 << 4) 660 #define ZFS_ITER_LITERAL_PROPS (1 << 5) 661 #define ZFS_ITER_SIMPLE (1 << 6) 662 663 typedef int (*zfs_iter_f)(zfs_handle_t *, void *); 664 _LIBZFS_H int zfs_iter_root(libzfs_handle_t *, zfs_iter_f, void *); 665 _LIBZFS_H int zfs_iter_children(zfs_handle_t *, zfs_iter_f, void *); 666 _LIBZFS_H int zfs_iter_dependents(zfs_handle_t *, boolean_t, zfs_iter_f, 667 void *); 668 _LIBZFS_H int zfs_iter_filesystems(zfs_handle_t *, zfs_iter_f, void *); 669 _LIBZFS_H int zfs_iter_snapshots(zfs_handle_t *, boolean_t, zfs_iter_f, void *, 670 uint64_t, uint64_t); 671 _LIBZFS_H int zfs_iter_snapshots_sorted(zfs_handle_t *, zfs_iter_f, void *, 672 uint64_t, uint64_t); 673 _LIBZFS_H int zfs_iter_snapspec(zfs_handle_t *, const char *, zfs_iter_f, 674 void *); 675 _LIBZFS_H int zfs_iter_bookmarks(zfs_handle_t *, zfs_iter_f, void *); 676 677 _LIBZFS_H int zfs_iter_children_v2(zfs_handle_t *, int, zfs_iter_f, void *); 678 _LIBZFS_H int zfs_iter_dependents_v2(zfs_handle_t *, int, boolean_t, zfs_iter_f, 679 void *); 680 _LIBZFS_H int zfs_iter_filesystems_v2(zfs_handle_t *, int, zfs_iter_f, void *); 681 _LIBZFS_H int zfs_iter_snapshots_v2(zfs_handle_t *, int, zfs_iter_f, void *, 682 uint64_t, uint64_t); 683 _LIBZFS_H int zfs_iter_snapshots_sorted_v2(zfs_handle_t *, int, zfs_iter_f, 684 void *, uint64_t, uint64_t); 685 _LIBZFS_H int zfs_iter_snapspec_v2(zfs_handle_t *, int, const char *, 686 zfs_iter_f, void *); 687 _LIBZFS_H int zfs_iter_bookmarks_v2(zfs_handle_t *, int, zfs_iter_f, void *); 688 _LIBZFS_H int zfs_iter_mounted(zfs_handle_t *, zfs_iter_f, void *); 689 690 typedef struct get_all_cb { 691 zfs_handle_t **cb_handles; 692 size_t cb_alloc; 693 size_t cb_used; 694 } get_all_cb_t; 695 696 _LIBZFS_H void zfs_foreach_mountpoint(libzfs_handle_t *, zfs_handle_t **, 697 size_t, zfs_iter_f, void *, boolean_t); 698 _LIBZFS_H void libzfs_add_handle(get_all_cb_t *, zfs_handle_t *); 699 700 /* 701 * Functions to create and destroy datasets. 702 */ 703 _LIBZFS_H int zfs_create(libzfs_handle_t *, const char *, zfs_type_t, 704 nvlist_t *); 705 _LIBZFS_H int zfs_create_ancestors(libzfs_handle_t *, const char *); 706 _LIBZFS_H int zfs_destroy(zfs_handle_t *, boolean_t); 707 _LIBZFS_H int zfs_destroy_snaps(zfs_handle_t *, char *, boolean_t); 708 _LIBZFS_H int zfs_destroy_snaps_nvl(libzfs_handle_t *, nvlist_t *, boolean_t); 709 _LIBZFS_H int zfs_destroy_snaps_nvl_os(libzfs_handle_t *, nvlist_t *); 710 _LIBZFS_H int zfs_clone(zfs_handle_t *, const char *, nvlist_t *); 711 _LIBZFS_H int zfs_snapshot(libzfs_handle_t *, const char *, boolean_t, 712 nvlist_t *); 713 _LIBZFS_H int zfs_snapshot_nvl(libzfs_handle_t *hdl, nvlist_t *snaps, 714 nvlist_t *props); 715 _LIBZFS_H int zfs_rollback(zfs_handle_t *, zfs_handle_t *, boolean_t); 716 717 typedef struct renameflags { 718 /* recursive rename */ 719 unsigned int recursive : 1; 720 721 /* don't unmount file systems */ 722 unsigned int nounmount : 1; 723 724 /* force unmount file systems */ 725 unsigned int forceunmount : 1; 726 } renameflags_t; 727 728 _LIBZFS_H int zfs_rename(zfs_handle_t *, const char *, renameflags_t); 729 730 typedef struct sendflags { 731 /* Amount of extra information to print. */ 732 int verbosity; 733 734 /* recursive send (ie, -R) */ 735 boolean_t replicate; 736 737 /* for recursive send, skip sending missing snapshots */ 738 boolean_t skipmissing; 739 740 /* for incrementals, do all intermediate snapshots */ 741 boolean_t doall; 742 743 /* if dataset is a clone, do incremental from its origin */ 744 boolean_t fromorigin; 745 746 /* field no longer used, maintained for backwards compatibility */ 747 boolean_t pad; 748 749 /* send properties (ie, -p) */ 750 boolean_t props; 751 752 /* do not send (no-op, ie. -n) */ 753 boolean_t dryrun; 754 755 /* parsable verbose output (ie. -P) */ 756 boolean_t parsable; 757 758 /* show progress (ie. -v) */ 759 boolean_t progress; 760 761 /* show progress as process title (ie. -V) */ 762 boolean_t progressastitle; 763 764 /* large blocks (>128K) are permitted */ 765 boolean_t largeblock; 766 767 /* WRITE_EMBEDDED records of type DATA are permitted */ 768 boolean_t embed_data; 769 770 /* compressed WRITE records are permitted */ 771 boolean_t compress; 772 773 /* raw encrypted records are permitted */ 774 boolean_t raw; 775 776 /* only send received properties (ie. -b) */ 777 boolean_t backup; 778 779 /* include snapshot holds in send stream */ 780 boolean_t holds; 781 782 /* stream represents a partially received dataset */ 783 boolean_t saved; 784 } sendflags_t; 785 786 typedef boolean_t (snapfilter_cb_t)(zfs_handle_t *, void *); 787 788 _LIBZFS_H int zfs_send(zfs_handle_t *, const char *, const char *, 789 sendflags_t *, int, snapfilter_cb_t, void *, nvlist_t **); 790 _LIBZFS_H int zfs_send_one(zfs_handle_t *, const char *, int, sendflags_t *, 791 const char *); 792 _LIBZFS_H int zfs_send_progress(zfs_handle_t *, int, uint64_t *, uint64_t *); 793 _LIBZFS_H int zfs_send_resume(libzfs_handle_t *, sendflags_t *, int outfd, 794 const char *); 795 _LIBZFS_H int zfs_send_saved(zfs_handle_t *, sendflags_t *, int, const char *); 796 _LIBZFS_H nvlist_t *zfs_send_resume_token_to_nvlist(libzfs_handle_t *hdl, 797 const char *token); 798 799 _LIBZFS_H int zfs_promote(zfs_handle_t *); 800 _LIBZFS_H int zfs_hold(zfs_handle_t *, const char *, const char *, 801 boolean_t, int); 802 _LIBZFS_H int zfs_hold_nvl(zfs_handle_t *, int, nvlist_t *); 803 _LIBZFS_H int zfs_release(zfs_handle_t *, const char *, const char *, 804 boolean_t); 805 _LIBZFS_H int zfs_get_holds(zfs_handle_t *, nvlist_t **); 806 _LIBZFS_H uint64_t zvol_volsize_to_reservation(zpool_handle_t *, uint64_t, 807 nvlist_t *); 808 809 typedef int (*zfs_userspace_cb_t)(void *arg, const char *domain, 810 uid_t rid, uint64_t space); 811 812 _LIBZFS_H int zfs_userspace(zfs_handle_t *, zfs_userquota_prop_t, 813 zfs_userspace_cb_t, void *); 814 815 _LIBZFS_H int zfs_get_fsacl(zfs_handle_t *, nvlist_t **); 816 _LIBZFS_H int zfs_set_fsacl(zfs_handle_t *, boolean_t, nvlist_t *); 817 818 typedef struct recvflags { 819 /* print informational messages (ie, -v was specified) */ 820 boolean_t verbose; 821 822 /* the destination is a prefix, not the exact fs (ie, -d) */ 823 boolean_t isprefix; 824 825 /* 826 * Only the tail of the sent snapshot path is appended to the 827 * destination to determine the received snapshot name (ie, -e). 828 */ 829 boolean_t istail; 830 831 /* do not actually do the recv, just check if it would work (ie, -n) */ 832 boolean_t dryrun; 833 834 /* rollback/destroy filesystems as necessary (eg, -F) */ 835 boolean_t force; 836 837 /* set "canmount=off" on all modified filesystems */ 838 boolean_t canmountoff; 839 840 /* 841 * Mark the file systems as "resumable" and do not destroy them if the 842 * receive is interrupted 843 */ 844 boolean_t resumable; 845 846 /* byteswap flag is used internally; callers need not specify */ 847 boolean_t byteswap; 848 849 /* do not mount file systems as they are extracted (private) */ 850 boolean_t nomount; 851 852 /* Was holds flag set in the compound header? */ 853 boolean_t holds; 854 855 /* skip receive of snapshot holds */ 856 boolean_t skipholds; 857 858 /* mount the filesystem unless nomount is specified */ 859 boolean_t domount; 860 861 /* force unmount while recv snapshot (private) */ 862 boolean_t forceunmount; 863 864 /* use this recv to check (and heal if needed) an existing snapshot */ 865 boolean_t heal; 866 } recvflags_t; 867 868 _LIBZFS_H int zfs_receive(libzfs_handle_t *, const char *, nvlist_t *, 869 recvflags_t *, int, avl_tree_t *); 870 871 typedef enum diff_flags { 872 ZFS_DIFF_PARSEABLE = 1 << 0, 873 ZFS_DIFF_TIMESTAMP = 1 << 1, 874 ZFS_DIFF_CLASSIFY = 1 << 2, 875 ZFS_DIFF_NO_MANGLE = 1 << 3 876 } diff_flags_t; 877 878 _LIBZFS_H int zfs_show_diffs(zfs_handle_t *, int, const char *, const char *, 879 int); 880 881 /* 882 * Miscellaneous functions. 883 */ 884 _LIBZFS_H const char *zfs_type_to_name(zfs_type_t); 885 _LIBZFS_H void zfs_refresh_properties(zfs_handle_t *); 886 _LIBZFS_H int zfs_name_valid(const char *, zfs_type_t); 887 _LIBZFS_H zfs_handle_t *zfs_path_to_zhandle(libzfs_handle_t *, const char *, 888 zfs_type_t); 889 _LIBZFS_H int zfs_parent_name(zfs_handle_t *, char *, size_t); 890 _LIBZFS_H boolean_t zfs_dataset_exists(libzfs_handle_t *, const char *, 891 zfs_type_t); 892 _LIBZFS_H int zfs_spa_version(zfs_handle_t *, int *); 893 _LIBZFS_H boolean_t zfs_bookmark_exists(const char *path); 894 895 /* 896 * Mount support functions. 897 */ 898 _LIBZFS_H boolean_t is_mounted(libzfs_handle_t *, const char *special, char **); 899 _LIBZFS_H boolean_t zfs_is_mounted(zfs_handle_t *, char **); 900 _LIBZFS_H int zfs_mount(zfs_handle_t *, const char *, int); 901 _LIBZFS_H int zfs_mount_at(zfs_handle_t *, const char *, int, const char *); 902 _LIBZFS_H int zfs_unmount(zfs_handle_t *, const char *, int); 903 _LIBZFS_H int zfs_unmountall(zfs_handle_t *, int); 904 _LIBZFS_H int zfs_mount_delegation_check(void); 905 906 #if defined(__linux__) || defined(__APPLE__) 907 _LIBZFS_H int zfs_parse_mount_options(const char *mntopts, 908 unsigned long *mntflags, unsigned long *zfsflags, int sloppy, char *badopt, 909 char *mtabopt); 910 _LIBZFS_H void zfs_adjust_mount_options(zfs_handle_t *zhp, const char *mntpoint, 911 char *mntopts, char *mtabopt); 912 #endif 913 914 /* 915 * Share support functions. 916 * 917 * enum sa_protocol * lists are terminated with SA_NO_PROTOCOL, 918 * NULL means "all/any known to this libzfs". 919 */ 920 #define SA_NO_PROTOCOL -1 921 922 _LIBZFS_H boolean_t zfs_is_shared(zfs_handle_t *zhp, char **where, 923 const enum sa_protocol *proto); 924 _LIBZFS_H int zfs_share(zfs_handle_t *zhp, const enum sa_protocol *proto); 925 _LIBZFS_H int zfs_unshare(zfs_handle_t *zhp, const char *mountpoint, 926 const enum sa_protocol *proto); 927 _LIBZFS_H int zfs_unshareall(zfs_handle_t *zhp, 928 const enum sa_protocol *proto); 929 _LIBZFS_H void zfs_commit_shares(const enum sa_protocol *proto); 930 _LIBZFS_H void zfs_truncate_shares(const enum sa_protocol *proto); 931 932 _LIBZFS_H int zfs_nicestrtonum(libzfs_handle_t *, const char *, uint64_t *); 933 934 /* 935 * Utility functions to run an external process. 936 */ 937 #define STDOUT_VERBOSE 0x01 938 #define STDERR_VERBOSE 0x02 939 #define NO_DEFAULT_PATH 0x04 /* Don't use $PATH to lookup the command */ 940 941 _LIBZFS_H int libzfs_run_process(const char *, char **, int); 942 _LIBZFS_H int libzfs_run_process_get_stdout(const char *, char *[], char *[], 943 char **[], int *); 944 _LIBZFS_H int libzfs_run_process_get_stdout_nopath(const char *, char *[], 945 char *[], char **[], int *); 946 947 _LIBZFS_H void libzfs_free_str_array(char **, int); 948 949 _LIBZFS_H boolean_t libzfs_envvar_is_set(const char *); 950 951 /* 952 * Utility functions for zfs version 953 */ 954 _LIBZFS_H const char *zfs_version_userland(void); 955 _LIBZFS_H char *zfs_version_kernel(void); 956 _LIBZFS_H int zfs_version_print(void); 957 958 /* 959 * Given a device or file, determine if it is part of a pool. 960 */ 961 _LIBZFS_H int zpool_in_use(libzfs_handle_t *, int, pool_state_t *, char **, 962 boolean_t *); 963 964 /* 965 * Label manipulation. 966 */ 967 _LIBZFS_H int zpool_clear_label(int); 968 _LIBZFS_H int zpool_set_bootenv(zpool_handle_t *, const nvlist_t *); 969 _LIBZFS_H int zpool_get_bootenv(zpool_handle_t *, nvlist_t **); 970 971 /* 972 * Management interfaces for SMB ACL files 973 */ 974 975 _LIBZFS_H int zfs_smb_acl_add(libzfs_handle_t *, char *, char *, char *); 976 _LIBZFS_H int zfs_smb_acl_remove(libzfs_handle_t *, char *, char *, char *); 977 _LIBZFS_H int zfs_smb_acl_purge(libzfs_handle_t *, char *, char *); 978 _LIBZFS_H int zfs_smb_acl_rename(libzfs_handle_t *, char *, char *, char *, 979 char *); 980 981 /* 982 * Enable and disable datasets within a pool by mounting/unmounting and 983 * sharing/unsharing them. 984 */ 985 _LIBZFS_H int zpool_enable_datasets(zpool_handle_t *, const char *, int); 986 _LIBZFS_H int zpool_disable_datasets(zpool_handle_t *, boolean_t); 987 _LIBZFS_H void zpool_disable_datasets_os(zpool_handle_t *, boolean_t); 988 _LIBZFS_H void zpool_disable_volume_os(const char *); 989 990 /* 991 * Parse a features file for -o compatibility 992 */ 993 typedef enum { 994 ZPOOL_COMPATIBILITY_OK, 995 ZPOOL_COMPATIBILITY_WARNTOKEN, 996 ZPOOL_COMPATIBILITY_BADTOKEN, 997 ZPOOL_COMPATIBILITY_BADFILE, 998 ZPOOL_COMPATIBILITY_NOFILES 999 } zpool_compat_status_t; 1000 1001 _LIBZFS_H zpool_compat_status_t zpool_load_compat(const char *, 1002 boolean_t *, char *, size_t); 1003 1004 #ifdef __FreeBSD__ 1005 1006 /* 1007 * Attach/detach the given filesystem to/from the given jail. 1008 */ 1009 _LIBZFS_H int zfs_jail(zfs_handle_t *zhp, int jailid, int attach); 1010 1011 /* 1012 * Set loader options for next boot. 1013 */ 1014 _LIBZFS_H int zpool_nextboot(libzfs_handle_t *, uint64_t, uint64_t, 1015 const char *); 1016 1017 #endif /* __FreeBSD__ */ 1018 1019 #ifdef __linux__ 1020 1021 /* 1022 * Add or delete the given filesystem to/from the given user namespace. 1023 */ 1024 _LIBZFS_H int zfs_userns(zfs_handle_t *zhp, const char *nspath, int attach); 1025 1026 #endif 1027 1028 #ifdef __cplusplus 1029 } 1030 #endif 1031 1032 #endif /* _LIBZFS_H */ 1033