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.
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
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]
23 * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
31 #include <libnvpair.h>
32 #include <sys/mnttab.h>
33 #include <sys/param.h>
34 #include <sys/types.h>
35 #include <sys/varargs.h>
36 #include <sys/fs/zfs.h>
45 * Miscellaneous ZFS constants
47 #define ZFS_MAXNAMELEN MAXNAMELEN
48 #define ZPOOL_MAXNAMELEN MAXNAMELEN
49 #define ZFS_MAXPROPLEN MAXPATHLEN
50 #define ZPOOL_MAXPROPLEN MAXPATHLEN
56 EZFS_NOMEM = 2000, /* out of memory */
57 EZFS_BADPROP, /* invalid property value */
58 EZFS_PROPREADONLY, /* cannot set readonly property */
59 EZFS_PROPTYPE, /* property does not apply to dataset type */
60 EZFS_PROPNONINHERIT, /* property is not inheritable */
61 EZFS_PROPSPACE, /* bad quota or reservation */
62 EZFS_BADTYPE, /* dataset is not of appropriate type */
63 EZFS_BUSY, /* pool or dataset is busy */
64 EZFS_EXISTS, /* pool or dataset already exists */
65 EZFS_NOENT, /* no such pool or dataset */
66 EZFS_BADSTREAM, /* bad backup stream */
67 EZFS_DSREADONLY, /* dataset is readonly */
68 EZFS_VOLTOOBIG, /* volume is too large for 32-bit system */
69 EZFS_VOLHASDATA, /* volume already contains data */
70 EZFS_INVALIDNAME, /* invalid dataset name */
71 EZFS_BADRESTORE, /* unable to restore to destination */
72 EZFS_BADBACKUP, /* backup failed */
73 EZFS_BADTARGET, /* bad attach/detach/replace target */
74 EZFS_NODEVICE, /* no such device in pool */
75 EZFS_BADDEV, /* invalid device to add */
76 EZFS_NOREPLICAS, /* no valid replicas */
77 EZFS_RESILVERING, /* currently resilvering */
78 EZFS_BADVERSION, /* unsupported version */
79 EZFS_POOLUNAVAIL, /* pool is currently unavailable */
80 EZFS_DEVOVERFLOW, /* too many devices in one vdev */
81 EZFS_BADPATH, /* must be an absolute path */
82 EZFS_CROSSTARGET, /* rename or clone across pool or dataset */
83 EZFS_ZONED, /* used improperly in local zone */
84 EZFS_MOUNTFAILED, /* failed to mount dataset */
85 EZFS_UMOUNTFAILED, /* failed to unmount dataset */
86 EZFS_UNSHARENFSFAILED, /* unshare(1M) failed */
87 EZFS_SHARENFSFAILED, /* share(1M) failed */
88 EZFS_DEVLINKS, /* failed to create zvol links */
89 EZFS_PERM, /* permission denied */
90 EZFS_NOSPC, /* out of space */
91 EZFS_IO, /* I/O error */
92 EZFS_INTR, /* signal received */
93 EZFS_ISSPARE, /* device is a hot spare */
94 EZFS_INVALCONFIG, /* invalid vdev configuration */
95 EZFS_RECURSIVE, /* recursive dependency */
96 EZFS_NOHISTORY, /* no history object */
97 EZFS_UNSHAREISCSIFAILED, /* iscsitgtd failed request to unshare */
98 EZFS_SHAREISCSIFAILED, /* iscsitgtd failed request to share */
99 EZFS_POOLPROPS, /* couldn't retrieve pool props */
100 EZFS_POOL_NOTSUP, /* ops not supported for this type of pool */
101 EZFS_POOL_INVALARG, /* invalid argument for this pool operation */
102 EZFS_NAMETOOLONG, /* dataset name is too long */
103 EZFS_OPENFAILED, /* open of device failed */
104 EZFS_NOCAP, /* couldn't get capacity */
105 EZFS_LABELFAILED, /* write of label failed */
106 EZFS_ISCSISVCUNAVAIL, /* iscsi service unavailable */
107 EZFS_BADWHO, /* invalid permission who */
108 EZFS_BADPERM, /* invalid permission */
109 EZFS_BADPERMSET, /* invalid permission set name */
110 EZFS_NODELEGATION, /* delegated administration is disabled */
111 EZFS_PERMRDONLY, /* pemissions are readonly */
112 EZFS_UNSHARESMBFAILED, /* failed to unshare over smb */
113 EZFS_SHARESMBFAILED, /* failed to share over smb */
114 EZFS_BADCACHE, /* bad cache file */
115 EZFS_ISL2CACHE, /* device is for the level 2 ARC */
116 EZFS_VDEVNOTSUP, /* unsupported vdev type */
117 EZFS_NOTSUP, /* ops not supported on this dataset */
118 EZFS_ACTIVE_SPARE, /* pool has active shared spare devices */
119 EZFS_UNPLAYED_LOGS, /* log device has unplayed logs */
124 * The following data structures are all part
125 * of the zfs_allow_t data structure which is
126 * used for printing 'allow' permissions.
127 * It is a linked list of zfs_allow_t's which
128 * then contain avl tree's for user/group/sets/...
129 * and each one of the entries in those trees have
130 * avl tree's for the permissions they belong to and
131 * whether they are local,descendent or local+descendent
132 * permissions. The AVL trees are used primarily for
133 * sorting purposes, but also so that we can quickly find
134 * a given user and or permission.
136 typedef struct zfs_perm_node {
138 char z_pname[MAXPATHLEN];
141 typedef struct zfs_allow_node {
143 char z_key[MAXPATHLEN]; /* name, such as joe */
144 avl_tree_t z_localdescend; /* local+descendent perms */
145 avl_tree_t z_local; /* local permissions */
146 avl_tree_t z_descend; /* descendent permissions */
149 typedef struct zfs_allow {
150 struct zfs_allow *z_next;
151 char z_setpoint[MAXPATHLEN];
153 avl_tree_t z_crperms;
156 avl_tree_t z_everyone;
162 typedef struct zfs_handle zfs_handle_t;
163 typedef struct zpool_handle zpool_handle_t;
164 typedef struct libzfs_handle libzfs_handle_t;
167 * Library initialization
169 extern libzfs_handle_t *libzfs_init(void);
170 extern void libzfs_fini(libzfs_handle_t *);
172 extern libzfs_handle_t *zpool_get_handle(zpool_handle_t *);
173 extern libzfs_handle_t *zfs_get_handle(zfs_handle_t *);
175 extern void libzfs_print_on_error(libzfs_handle_t *, boolean_t);
177 extern int libzfs_errno(libzfs_handle_t *);
178 extern const char *libzfs_error_action(libzfs_handle_t *);
179 extern const char *libzfs_error_description(libzfs_handle_t *);
180 extern void libzfs_mnttab_init(libzfs_handle_t *);
181 extern void libzfs_mnttab_fini(libzfs_handle_t *);
182 extern void libzfs_mnttab_cache(libzfs_handle_t *, boolean_t);
183 extern int libzfs_mnttab_find(libzfs_handle_t *, const char *,
185 extern void libzfs_mnttab_add(libzfs_handle_t *, const char *,
186 const char *, const char *);
187 extern void libzfs_mnttab_remove(libzfs_handle_t *, const char *);
190 * Basic handle functions
192 extern zpool_handle_t *zpool_open(libzfs_handle_t *, const char *);
193 extern zpool_handle_t *zpool_open_canfail(libzfs_handle_t *, const char *);
194 extern void zpool_close(zpool_handle_t *);
195 extern const char *zpool_get_name(zpool_handle_t *);
196 extern int zpool_get_state(zpool_handle_t *);
197 extern char *zpool_state_to_name(vdev_state_t, vdev_aux_t);
198 extern void zpool_free_handles(libzfs_handle_t *);
201 * Iterate over all active pools in the system.
203 typedef int (*zpool_iter_f)(zpool_handle_t *, void *);
204 extern int zpool_iter(libzfs_handle_t *, zpool_iter_f, void *);
207 * Functions to create and destroy pools
209 extern int zpool_create(libzfs_handle_t *, const char *, nvlist_t *,
210 nvlist_t *, nvlist_t *);
211 extern int zpool_destroy(zpool_handle_t *);
212 extern int zpool_add(zpool_handle_t *, nvlist_t *);
215 * Functions to manipulate pool and vdev state
217 extern int zpool_scrub(zpool_handle_t *, pool_scrub_type_t);
218 extern int zpool_clear(zpool_handle_t *, const char *);
220 extern int zpool_vdev_online(zpool_handle_t *, const char *, int,
222 extern int zpool_vdev_offline(zpool_handle_t *, const char *, boolean_t);
223 extern int zpool_vdev_attach(zpool_handle_t *, const char *,
224 const char *, nvlist_t *, int);
225 extern int zpool_vdev_detach(zpool_handle_t *, const char *);
226 extern int zpool_vdev_remove(zpool_handle_t *, const char *);
228 extern int zpool_vdev_fault(zpool_handle_t *, uint64_t);
229 extern int zpool_vdev_degrade(zpool_handle_t *, uint64_t);
230 extern int zpool_vdev_clear(zpool_handle_t *, uint64_t);
232 extern nvlist_t *zpool_find_vdev(zpool_handle_t *, const char *, boolean_t *,
233 boolean_t *, boolean_t *);
234 extern nvlist_t *zpool_find_vdev_by_physpath(zpool_handle_t *, const char *,
235 boolean_t *, boolean_t *, boolean_t *);
236 extern int zpool_label_disk(libzfs_handle_t *, zpool_handle_t *, char *);
239 * Functions to manage pool properties
241 extern int zpool_set_prop(zpool_handle_t *, const char *, const char *);
242 extern int zpool_get_prop(zpool_handle_t *, zpool_prop_t, char *,
243 size_t proplen, zprop_source_t *);
244 extern uint64_t zpool_get_prop_int(zpool_handle_t *, zpool_prop_t,
247 extern const char *zpool_prop_to_name(zpool_prop_t);
248 extern const char *zpool_prop_values(zpool_prop_t);
251 * Pool health statistics.
255 * The following correspond to faults as defined in the (fault.fs.zfs.*)
256 * event namespace. Each is associated with a corresponding message ID.
258 ZPOOL_STATUS_CORRUPT_CACHE, /* corrupt /kernel/drv/zpool.cache */
259 ZPOOL_STATUS_MISSING_DEV_R, /* missing device with replicas */
260 ZPOOL_STATUS_MISSING_DEV_NR, /* missing device with no replicas */
261 ZPOOL_STATUS_CORRUPT_LABEL_R, /* bad device label with replicas */
262 ZPOOL_STATUS_CORRUPT_LABEL_NR, /* bad device label with no replicas */
263 ZPOOL_STATUS_BAD_GUID_SUM, /* sum of device guids didn't match */
264 ZPOOL_STATUS_CORRUPT_POOL, /* pool metadata is corrupted */
265 ZPOOL_STATUS_CORRUPT_DATA, /* data errors in user (meta)data */
266 ZPOOL_STATUS_FAILING_DEV, /* device experiencing errors */
267 ZPOOL_STATUS_VERSION_NEWER, /* newer on-disk version */
268 ZPOOL_STATUS_HOSTID_MISMATCH, /* last accessed by another system */
269 ZPOOL_STATUS_IO_FAILURE_WAIT, /* failed I/O, failmode 'wait' */
270 ZPOOL_STATUS_IO_FAILURE_CONTINUE, /* failed I/O, failmode 'continue' */
271 ZPOOL_STATUS_BAD_LOG, /* cannot read log chain(s) */
274 * These faults have no corresponding message ID. At the time we are
275 * checking the status, the original reason for the FMA fault (I/O or
276 * checksum errors) has been lost.
278 ZPOOL_STATUS_FAULTED_DEV_R, /* faulted device with replicas */
279 ZPOOL_STATUS_FAULTED_DEV_NR, /* faulted device with no replicas */
282 * The following are not faults per se, but still an error possibly
283 * requiring administrative attention. There is no corresponding
286 ZPOOL_STATUS_VERSION_OLDER, /* older on-disk version */
287 ZPOOL_STATUS_RESILVERING, /* device being resilvered */
288 ZPOOL_STATUS_OFFLINE_DEV, /* device online */
291 * Finally, the following indicates a healthy pool.
296 extern zpool_status_t zpool_get_status(zpool_handle_t *, char **);
297 extern zpool_status_t zpool_import_status(nvlist_t *, char **);
300 * Statistics and configuration functions.
302 extern nvlist_t *zpool_get_config(zpool_handle_t *, nvlist_t **);
303 extern int zpool_refresh_stats(zpool_handle_t *, boolean_t *);
304 extern int zpool_get_errlog(zpool_handle_t *, nvlist_t **);
307 * Import and export functions
309 extern int zpool_export(zpool_handle_t *, boolean_t);
310 extern int zpool_export_force(zpool_handle_t *);
311 extern int zpool_import(libzfs_handle_t *, nvlist_t *, const char *,
313 extern int zpool_import_props(libzfs_handle_t *, nvlist_t *, const char *,
314 nvlist_t *, boolean_t);
317 * Search for pools to import
319 extern nvlist_t *zpool_find_import(libzfs_handle_t *, int, char **);
320 extern nvlist_t *zpool_find_import_cached(libzfs_handle_t *, const char *,
322 extern nvlist_t *zpool_find_import_byname(libzfs_handle_t *, int, char **,
324 extern nvlist_t *zpool_find_import_byguid(libzfs_handle_t *, int, char **,
326 extern nvlist_t *zpool_find_import_activeok(libzfs_handle_t *, int, char **);
329 * Miscellaneous pool functions
333 extern char *zpool_vdev_name(libzfs_handle_t *, zpool_handle_t *, nvlist_t *);
334 extern int zpool_upgrade(zpool_handle_t *, uint64_t);
335 extern int zpool_get_history(zpool_handle_t *, nvlist_t **);
336 extern void zpool_set_history_str(const char *subcommand, int argc,
337 char **argv, char *history_str);
338 extern int zpool_stage_history(libzfs_handle_t *, const char *);
339 extern void zpool_obj_to_path(zpool_handle_t *, uint64_t, uint64_t, char *,
341 extern int zfs_ioctl(libzfs_handle_t *, int, struct zfs_cmd *);
342 extern int zpool_get_physpath(zpool_handle_t *, char *, size_t);
345 * Basic handle manipulations. These functions do not create or destroy the
346 * underlying datasets, only the references to them.
348 extern zfs_handle_t *zfs_open(libzfs_handle_t *, const char *, int);
349 extern void zfs_close(zfs_handle_t *);
350 extern zfs_type_t zfs_get_type(const zfs_handle_t *);
351 extern const char *zfs_get_name(const zfs_handle_t *);
352 extern zpool_handle_t *zfs_get_pool_handle(const zfs_handle_t *);
355 * Property management functions. Some functions are shared with the kernel,
356 * and are found in sys/fs/zfs.h.
360 * zfs dataset property management
362 extern const char *zfs_prop_default_string(zfs_prop_t);
363 extern uint64_t zfs_prop_default_numeric(zfs_prop_t);
364 extern const char *zfs_prop_column_name(zfs_prop_t);
365 extern boolean_t zfs_prop_align_right(zfs_prop_t);
367 extern nvlist_t *zfs_valid_proplist(libzfs_handle_t *, zfs_type_t,
368 nvlist_t *, uint64_t, zfs_handle_t *, const char *);
370 extern const char *zfs_prop_to_name(zfs_prop_t);
371 extern int zfs_prop_set(zfs_handle_t *, const char *, const char *);
372 extern int zfs_prop_get(zfs_handle_t *, zfs_prop_t, char *, size_t,
373 zprop_source_t *, char *, size_t, boolean_t);
374 extern int zfs_prop_get_numeric(zfs_handle_t *, zfs_prop_t, uint64_t *,
375 zprop_source_t *, char *, size_t);
376 extern int zfs_prop_get_userquota_int(zfs_handle_t *zhp, const char *propname,
377 uint64_t *propvalue);
378 extern int zfs_prop_get_userquota(zfs_handle_t *zhp, const char *propname,
379 char *propbuf, int proplen, boolean_t literal);
380 extern uint64_t zfs_prop_get_int(zfs_handle_t *, zfs_prop_t);
381 extern int zfs_prop_inherit(zfs_handle_t *, const char *);
382 extern const char *zfs_prop_values(zfs_prop_t);
383 extern int zfs_prop_is_string(zfs_prop_t prop);
384 extern nvlist_t *zfs_get_user_props(zfs_handle_t *);
386 typedef struct zprop_list {
389 struct zprop_list *pl_next;
395 extern int zfs_expand_proplist(zfs_handle_t *, zprop_list_t **);
396 extern void zfs_prune_proplist(zfs_handle_t *, uint8_t *);
398 #define ZFS_MOUNTPOINT_NONE "none"
399 #define ZFS_MOUNTPOINT_LEGACY "legacy"
402 * zpool property management
404 extern int zpool_expand_proplist(zpool_handle_t *, zprop_list_t **);
405 extern const char *zpool_prop_default_string(zpool_prop_t);
406 extern uint64_t zpool_prop_default_numeric(zpool_prop_t);
407 extern const char *zpool_prop_column_name(zpool_prop_t);
408 extern boolean_t zpool_prop_align_right(zpool_prop_t);
411 * Functions shared by zfs and zpool property management.
413 extern int zprop_iter(zprop_func func, void *cb, boolean_t show_all,
414 boolean_t ordered, zfs_type_t type);
415 extern int zprop_get_list(libzfs_handle_t *, char *, zprop_list_t **,
417 extern void zprop_free_list(zprop_list_t *);
420 * Functions for printing zfs or zpool properties
422 typedef struct zprop_get_cbdata {
426 boolean_t cb_scripted;
427 boolean_t cb_literal;
429 zprop_list_t *cb_proplist;
431 } zprop_get_cbdata_t;
433 void zprop_print_one_property(const char *, zprop_get_cbdata_t *,
434 const char *, const char *, zprop_source_t, const char *);
436 #define GET_COL_NAME 1
437 #define GET_COL_PROPERTY 2
438 #define GET_COL_VALUE 3
439 #define GET_COL_SOURCE 4
442 * Iterator functions.
444 typedef int (*zfs_iter_f)(zfs_handle_t *, void *);
445 extern int zfs_iter_root(libzfs_handle_t *, zfs_iter_f, void *);
446 extern int zfs_iter_children(zfs_handle_t *, zfs_iter_f, void *);
447 extern int zfs_iter_dependents(zfs_handle_t *, boolean_t, zfs_iter_f, void *);
448 extern int zfs_iter_filesystems(zfs_handle_t *, zfs_iter_f, void *);
449 extern int zfs_iter_snapshots(zfs_handle_t *, zfs_iter_f, void *);
452 * Functions to create and destroy datasets.
454 extern int zfs_create(libzfs_handle_t *, const char *, zfs_type_t,
456 extern int zfs_create_ancestors(libzfs_handle_t *, const char *);
457 extern int zfs_destroy(zfs_handle_t *);
458 extern int zfs_destroy_snaps(zfs_handle_t *, char *);
459 extern int zfs_clone(zfs_handle_t *, const char *, nvlist_t *);
460 extern int zfs_snapshot(libzfs_handle_t *, const char *, boolean_t, nvlist_t *);
461 extern int zfs_rollback(zfs_handle_t *, zfs_handle_t *, boolean_t);
462 extern int zfs_rename(zfs_handle_t *, const char *, boolean_t);
463 extern int zfs_send(zfs_handle_t *, const char *, const char *,
464 boolean_t, boolean_t, boolean_t, boolean_t, int);
465 extern int zfs_promote(zfs_handle_t *);
467 typedef int (*zfs_userspace_cb_t)(void *arg, const char *domain,
468 uid_t rid, uint64_t space);
470 extern int zfs_userspace(zfs_handle_t *zhp, zfs_userquota_prop_t type,
471 zfs_userspace_cb_t func, void *arg);
473 typedef struct recvflags {
474 /* print informational messages (ie, -v was specified) */
477 /* the destination is a prefix, not the exact fs (ie, -d) */
480 /* do not actually do the recv, just check if it would work (ie, -n) */
483 /* rollback/destroy filesystems as necessary (eg, -F) */
486 /* set "canmount=off" on all modified filesystems */
489 /* byteswap flag is used internally; callers need not specify */
492 /* do not mount file systems as they are extracted (private) */
496 extern int zfs_receive(libzfs_handle_t *, const char *, recvflags_t,
500 * Miscellaneous functions.
502 extern const char *zfs_type_to_name(zfs_type_t);
503 extern void zfs_refresh_properties(zfs_handle_t *);
504 extern int zfs_name_valid(const char *, zfs_type_t);
505 extern zfs_handle_t *zfs_path_to_zhandle(libzfs_handle_t *, char *, zfs_type_t);
506 extern boolean_t zfs_dataset_exists(libzfs_handle_t *, const char *,
508 extern int zfs_spa_version(zfs_handle_t *, int *);
511 * Mount support functions.
513 extern boolean_t is_mounted(libzfs_handle_t *, const char *special, char **);
514 extern boolean_t zfs_is_mounted(zfs_handle_t *, char **);
515 extern int zfs_mount(zfs_handle_t *, const char *, int);
516 extern int zfs_unmount(zfs_handle_t *, const char *, int);
517 extern int zfs_unmountall(zfs_handle_t *, int);
520 * Share support functions.
522 extern boolean_t zfs_is_shared(zfs_handle_t *);
523 extern int zfs_share(zfs_handle_t *);
524 extern int zfs_unshare(zfs_handle_t *);
527 * Protocol-specific share support functions.
529 extern boolean_t zfs_is_shared_nfs(zfs_handle_t *, char **);
530 extern boolean_t zfs_is_shared_smb(zfs_handle_t *, char **);
531 extern int zfs_share_nfs(zfs_handle_t *);
532 extern int zfs_share_smb(zfs_handle_t *);
533 extern int zfs_shareall(zfs_handle_t *);
534 extern int zfs_unshare_nfs(zfs_handle_t *, const char *);
535 extern int zfs_unshare_smb(zfs_handle_t *, const char *);
536 extern int zfs_unshareall_nfs(zfs_handle_t *);
537 extern int zfs_unshareall_smb(zfs_handle_t *);
538 extern int zfs_unshareall_bypath(zfs_handle_t *, const char *);
539 extern int zfs_unshareall(zfs_handle_t *);
540 extern boolean_t zfs_is_shared_iscsi(zfs_handle_t *);
541 extern int zfs_share_iscsi(zfs_handle_t *);
542 extern int zfs_unshare_iscsi(zfs_handle_t *);
543 extern int zfs_iscsi_perm_check(libzfs_handle_t *, char *, ucred_t *);
544 extern int zfs_deleg_share_nfs(libzfs_handle_t *, char *, char *, char *,
545 void *, void *, int, zfs_share_op_t);
548 * When dealing with nvlists, verify() is extremely useful
551 #define verify(EX) ((void)(EX))
553 #define verify(EX) assert(EX)
557 * Utility function to convert a number to a human-readable form.
559 extern void zfs_nicenum(uint64_t, char *, size_t);
560 extern int zfs_nicestrtonum(libzfs_handle_t *, const char *, uint64_t *);
563 * Given a device or file, determine if it is part of a pool.
565 extern int zpool_in_use(libzfs_handle_t *, int, pool_state_t *, char **,
569 * ftyp special. Read the label from a given device.
571 extern int zpool_read_label(int, nvlist_t **);
574 * Create and remove zvol /dev links.
576 extern int zpool_create_zvol_links(zpool_handle_t *);
577 extern int zpool_remove_zvol_links(zpool_handle_t *);
579 /* is this zvol valid for use as a dump device? */
580 extern int zvol_check_dump_config(char *);
583 * Management interfaces for SMB ACL files
586 int zfs_smb_acl_add(libzfs_handle_t *, char *, char *, char *);
587 int zfs_smb_acl_remove(libzfs_handle_t *, char *, char *, char *);
588 int zfs_smb_acl_purge(libzfs_handle_t *, char *, char *);
589 int zfs_smb_acl_rename(libzfs_handle_t *, char *, char *, char *, char *);
592 * Enable and disable datasets within a pool by mounting/unmounting and
593 * sharing/unsharing them.
595 extern int zpool_enable_datasets(zpool_handle_t *, const char *, int);
596 extern int zpool_disable_datasets(zpool_handle_t *, boolean_t);
602 #endif /* _LIBZFS_H */