xref: /freebsd/sys/contrib/openzfs/include/libzfs.h (revision e92ffd9b626833ebdbf2742c8ffddc6cd94b963e)
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 http://www.opensolaris.org/os/licensing.
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, 2020 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 <libnvpair.h>
39 #include <sys/mnttab.h>
40 #include <sys/param.h>
41 #include <sys/types.h>
42 #include <sys/varargs.h>
43 #include <sys/fs/zfs.h>
44 #include <sys/avl.h>
45 #include <ucred.h>
46 #include <libzfs_core.h>
47 
48 #ifdef	__cplusplus
49 extern "C" {
50 #endif
51 
52 /*
53  * Miscellaneous ZFS constants
54  */
55 #define	ZFS_MAXPROPLEN		MAXPATHLEN
56 #define	ZPOOL_MAXPROPLEN	MAXPATHLEN
57 
58 /*
59  * libzfs errors
60  */
61 typedef enum zfs_error {
62 	EZFS_SUCCESS = 0,	/* no error -- success */
63 	EZFS_NOMEM = 2000,	/* out of memory */
64 	EZFS_BADPROP,		/* invalid property value */
65 	EZFS_PROPREADONLY,	/* cannot set readonly property */
66 	EZFS_PROPTYPE,		/* property does not apply to dataset type */
67 	EZFS_PROPNONINHERIT,	/* property is not inheritable */
68 	EZFS_PROPSPACE,		/* bad quota or reservation */
69 	EZFS_BADTYPE,		/* dataset is not of appropriate type */
70 	EZFS_BUSY,		/* pool or dataset is busy */
71 	EZFS_EXISTS,		/* pool or dataset already exists */
72 	EZFS_NOENT,		/* no such pool or dataset */
73 	EZFS_BADSTREAM,		/* bad backup stream */
74 	EZFS_DSREADONLY,	/* dataset is readonly */
75 	EZFS_VOLTOOBIG,		/* volume is too large for 32-bit system */
76 	EZFS_INVALIDNAME,	/* invalid dataset name */
77 	EZFS_BADRESTORE,	/* unable to restore to destination */
78 	EZFS_BADBACKUP,		/* backup failed */
79 	EZFS_BADTARGET,		/* bad attach/detach/replace target */
80 	EZFS_NODEVICE,		/* no such device in pool */
81 	EZFS_BADDEV,		/* invalid device to add */
82 	EZFS_NOREPLICAS,	/* no valid replicas */
83 	EZFS_RESILVERING,	/* resilvering (healing reconstruction) */
84 	EZFS_BADVERSION,	/* unsupported version */
85 	EZFS_POOLUNAVAIL,	/* pool is currently unavailable */
86 	EZFS_DEVOVERFLOW,	/* too many devices in one vdev */
87 	EZFS_BADPATH,		/* must be an absolute path */
88 	EZFS_CROSSTARGET,	/* rename or clone across pool or dataset */
89 	EZFS_ZONED,		/* used improperly in local zone */
90 	EZFS_MOUNTFAILED,	/* failed to mount dataset */
91 	EZFS_UMOUNTFAILED,	/* failed to unmount dataset */
92 	EZFS_UNSHARENFSFAILED,	/* failed to unshare over nfs */
93 	EZFS_SHARENFSFAILED,	/* failed to share over nfs */
94 	EZFS_PERM,		/* permission denied */
95 	EZFS_NOSPC,		/* out of space */
96 	EZFS_FAULT,		/* bad address */
97 	EZFS_IO,		/* I/O error */
98 	EZFS_INTR,		/* signal received */
99 	EZFS_ISSPARE,		/* device is a hot spare */
100 	EZFS_INVALCONFIG,	/* invalid vdev configuration */
101 	EZFS_RECURSIVE,		/* recursive dependency */
102 	EZFS_NOHISTORY,		/* no history object */
103 	EZFS_POOLPROPS,		/* couldn't retrieve pool props */
104 	EZFS_POOL_NOTSUP,	/* ops not supported for this type of pool */
105 	EZFS_POOL_INVALARG,	/* invalid argument for this pool operation */
106 	EZFS_NAMETOOLONG,	/* dataset name is too long */
107 	EZFS_OPENFAILED,	/* open of device failed */
108 	EZFS_NOCAP,		/* couldn't get capacity */
109 	EZFS_LABELFAILED,	/* write of label failed */
110 	EZFS_BADWHO,		/* invalid permission who */
111 	EZFS_BADPERM,		/* invalid permission */
112 	EZFS_BADPERMSET,	/* invalid permission set name */
113 	EZFS_NODELEGATION,	/* delegated administration is disabled */
114 	EZFS_UNSHARESMBFAILED,	/* failed to unshare over smb */
115 	EZFS_SHARESMBFAILED,	/* failed to share over smb */
116 	EZFS_BADCACHE,		/* bad cache file */
117 	EZFS_ISL2CACHE,		/* device is for the level 2 ARC */
118 	EZFS_VDEVNOTSUP,	/* unsupported vdev type */
119 	EZFS_NOTSUP,		/* ops not supported on this dataset */
120 	EZFS_ACTIVE_SPARE,	/* pool has active shared spare devices */
121 	EZFS_UNPLAYED_LOGS,	/* log device has unplayed logs */
122 	EZFS_REFTAG_RELE,	/* snapshot release: tag not found */
123 	EZFS_REFTAG_HOLD,	/* snapshot hold: tag already exists */
124 	EZFS_TAGTOOLONG,	/* snapshot hold/rele: tag too long */
125 	EZFS_PIPEFAILED,	/* pipe create failed */
126 	EZFS_THREADCREATEFAILED, /* thread create failed */
127 	EZFS_POSTSPLIT_ONLINE,	/* onlining a disk after splitting it */
128 	EZFS_SCRUBBING,		/* currently scrubbing */
129 	EZFS_NO_SCRUB,		/* no active scrub */
130 	EZFS_DIFF,		/* general failure of zfs diff */
131 	EZFS_DIFFDATA,		/* bad zfs diff data */
132 	EZFS_POOLREADONLY,	/* pool is in read-only mode */
133 	EZFS_SCRUB_PAUSED,	/* scrub currently paused */
134 	EZFS_ACTIVE_POOL,	/* pool is imported on a different system */
135 	EZFS_CRYPTOFAILED,	/* failed to setup encryption */
136 	EZFS_NO_PENDING,	/* cannot cancel, no operation is pending */
137 	EZFS_CHECKPOINT_EXISTS,	/* checkpoint exists */
138 	EZFS_DISCARDING_CHECKPOINT,	/* currently discarding a checkpoint */
139 	EZFS_NO_CHECKPOINT,	/* pool has no checkpoint */
140 	EZFS_DEVRM_IN_PROGRESS,	/* a device is currently being removed */
141 	EZFS_VDEV_TOO_BIG,	/* a device is too big to be used */
142 	EZFS_IOC_NOTSUPPORTED,	/* operation not supported by zfs module */
143 	EZFS_TOOMANY,		/* argument list too long */
144 	EZFS_INITIALIZING,	/* currently initializing */
145 	EZFS_NO_INITIALIZE,	/* no active initialize */
146 	EZFS_WRONG_PARENT,	/* invalid parent dataset (e.g ZVOL) */
147 	EZFS_TRIMMING,		/* currently trimming */
148 	EZFS_NO_TRIM,		/* no active trim */
149 	EZFS_TRIM_NOTSUP,	/* device does not support trim */
150 	EZFS_NO_RESILVER_DEFER,	/* pool doesn't support resilver_defer */
151 	EZFS_EXPORT_IN_PROGRESS,	/* currently exporting the pool */
152 	EZFS_REBUILDING,	/* resilvering (sequential reconstrution) */
153 	EZFS_VDEV_NOTSUP,	/* ops not supported for this type of vdev */
154 	EZFS_UNKNOWN
155 } zfs_error_t;
156 
157 /*
158  * The following data structures are all part
159  * of the zfs_allow_t data structure which is
160  * used for printing 'allow' permissions.
161  * It is a linked list of zfs_allow_t's which
162  * then contain avl tree's for user/group/sets/...
163  * and each one of the entries in those trees have
164  * avl tree's for the permissions they belong to and
165  * whether they are local,descendent or local+descendent
166  * permissions.  The AVL trees are used primarily for
167  * sorting purposes, but also so that we can quickly find
168  * a given user and or permission.
169  */
170 typedef struct zfs_perm_node {
171 	avl_node_t z_node;
172 	char z_pname[MAXPATHLEN];
173 } zfs_perm_node_t;
174 
175 typedef struct zfs_allow_node {
176 	avl_node_t z_node;
177 	char z_key[MAXPATHLEN];		/* name, such as joe */
178 	avl_tree_t z_localdescend;	/* local+descendent perms */
179 	avl_tree_t z_local;		/* local permissions */
180 	avl_tree_t z_descend;		/* descendent permissions */
181 } zfs_allow_node_t;
182 
183 typedef struct zfs_allow {
184 	struct zfs_allow *z_next;
185 	char z_setpoint[MAXPATHLEN];
186 	avl_tree_t z_sets;
187 	avl_tree_t z_crperms;
188 	avl_tree_t z_user;
189 	avl_tree_t z_group;
190 	avl_tree_t z_everyone;
191 } zfs_allow_t;
192 
193 /*
194  * Basic handle types
195  */
196 typedef struct zfs_handle zfs_handle_t;
197 typedef struct zpool_handle zpool_handle_t;
198 typedef struct libzfs_handle libzfs_handle_t;
199 
200 _LIBZFS_H int zpool_wait(zpool_handle_t *, zpool_wait_activity_t);
201 _LIBZFS_H int zpool_wait_status(zpool_handle_t *, zpool_wait_activity_t,
202     boolean_t *, boolean_t *);
203 
204 /*
205  * Library initialization
206  */
207 _LIBZFS_H libzfs_handle_t *libzfs_init(void);
208 _LIBZFS_H void libzfs_fini(libzfs_handle_t *);
209 
210 _LIBZFS_H libzfs_handle_t *zpool_get_handle(zpool_handle_t *);
211 _LIBZFS_H libzfs_handle_t *zfs_get_handle(zfs_handle_t *);
212 
213 _LIBZFS_H void libzfs_print_on_error(libzfs_handle_t *, boolean_t);
214 
215 _LIBZFS_H void zfs_save_arguments(int argc, char **, char *, int);
216 _LIBZFS_H int zpool_log_history(libzfs_handle_t *, const char *);
217 
218 _LIBZFS_H int libzfs_errno(libzfs_handle_t *);
219 _LIBZFS_H const char *libzfs_error_init(int);
220 _LIBZFS_H const char *libzfs_error_action(libzfs_handle_t *);
221 _LIBZFS_H const char *libzfs_error_description(libzfs_handle_t *);
222 _LIBZFS_H int zfs_standard_error(libzfs_handle_t *, int, const char *);
223 _LIBZFS_H void libzfs_mnttab_init(libzfs_handle_t *);
224 _LIBZFS_H void libzfs_mnttab_fini(libzfs_handle_t *);
225 _LIBZFS_H void libzfs_mnttab_cache(libzfs_handle_t *, boolean_t);
226 _LIBZFS_H int libzfs_mnttab_find(libzfs_handle_t *, const char *,
227     struct mnttab *);
228 _LIBZFS_H void libzfs_mnttab_add(libzfs_handle_t *, const char *,
229     const char *, const char *);
230 _LIBZFS_H void libzfs_mnttab_remove(libzfs_handle_t *, const char *);
231 
232 /*
233  * Basic handle functions
234  */
235 _LIBZFS_H zpool_handle_t *zpool_open(libzfs_handle_t *, const char *);
236 _LIBZFS_H zpool_handle_t *zpool_open_canfail(libzfs_handle_t *, const char *);
237 _LIBZFS_H void zpool_close(zpool_handle_t *);
238 _LIBZFS_H const char *zpool_get_name(zpool_handle_t *);
239 _LIBZFS_H int zpool_get_state(zpool_handle_t *);
240 _LIBZFS_H const char *zpool_state_to_name(vdev_state_t, vdev_aux_t);
241 _LIBZFS_H const char *zpool_pool_state_to_name(pool_state_t);
242 _LIBZFS_H void zpool_free_handles(libzfs_handle_t *);
243 
244 /*
245  * Iterate over all active pools in the system.
246  */
247 typedef int (*zpool_iter_f)(zpool_handle_t *, void *);
248 _LIBZFS_H int zpool_iter(libzfs_handle_t *, zpool_iter_f, void *);
249 _LIBZFS_H boolean_t zpool_skip_pool(const char *);
250 
251 /*
252  * Functions to create and destroy pools
253  */
254 _LIBZFS_H int zpool_create(libzfs_handle_t *, const char *, nvlist_t *,
255     nvlist_t *, nvlist_t *);
256 _LIBZFS_H int zpool_destroy(zpool_handle_t *, const char *);
257 _LIBZFS_H int zpool_add(zpool_handle_t *, nvlist_t *);
258 
259 typedef struct splitflags {
260 	/* do not split, but return the config that would be split off */
261 	int dryrun : 1;
262 
263 	/* after splitting, import the pool */
264 	int import : 1;
265 	int name_flags;
266 } splitflags_t;
267 
268 typedef struct trimflags {
269 	/* requested vdevs are for the entire pool */
270 	boolean_t fullpool;
271 
272 	/* request a secure trim, requires support from device */
273 	boolean_t secure;
274 
275 	/* after starting trim, block until trim completes */
276 	boolean_t wait;
277 
278 	/* trim at the requested rate in bytes/second */
279 	uint64_t rate;
280 } trimflags_t;
281 
282 /*
283  * Functions to manipulate pool and vdev state
284  */
285 _LIBZFS_H int zpool_scan(zpool_handle_t *, pool_scan_func_t, pool_scrub_cmd_t);
286 _LIBZFS_H int zpool_initialize(zpool_handle_t *, pool_initialize_func_t,
287     nvlist_t *);
288 _LIBZFS_H int zpool_initialize_wait(zpool_handle_t *, pool_initialize_func_t,
289     nvlist_t *);
290 _LIBZFS_H int zpool_trim(zpool_handle_t *, pool_trim_func_t, nvlist_t *,
291     trimflags_t *);
292 
293 _LIBZFS_H int zpool_clear(zpool_handle_t *, const char *, nvlist_t *);
294 _LIBZFS_H int zpool_reguid(zpool_handle_t *);
295 _LIBZFS_H int zpool_reopen_one(zpool_handle_t *, void *);
296 
297 _LIBZFS_H int zpool_sync_one(zpool_handle_t *, void *);
298 
299 _LIBZFS_H int zpool_vdev_online(zpool_handle_t *, const char *, int,
300     vdev_state_t *);
301 _LIBZFS_H int zpool_vdev_offline(zpool_handle_t *, const char *, boolean_t);
302 _LIBZFS_H int zpool_vdev_attach(zpool_handle_t *, const char *,
303     const char *, nvlist_t *, int, boolean_t);
304 _LIBZFS_H int zpool_vdev_detach(zpool_handle_t *, const char *);
305 _LIBZFS_H int zpool_vdev_remove(zpool_handle_t *, const char *);
306 _LIBZFS_H int zpool_vdev_remove_cancel(zpool_handle_t *);
307 _LIBZFS_H int zpool_vdev_indirect_size(zpool_handle_t *, const char *,
308     uint64_t *);
309 _LIBZFS_H int zpool_vdev_split(zpool_handle_t *, char *, nvlist_t **,
310     nvlist_t *, splitflags_t);
311 
312 _LIBZFS_H int zpool_vdev_fault(zpool_handle_t *, uint64_t, vdev_aux_t);
313 _LIBZFS_H int zpool_vdev_degrade(zpool_handle_t *, uint64_t, vdev_aux_t);
314 _LIBZFS_H int zpool_vdev_clear(zpool_handle_t *, uint64_t);
315 
316 _LIBZFS_H nvlist_t *zpool_find_vdev(zpool_handle_t *, const char *, boolean_t *,
317     boolean_t *, boolean_t *);
318 _LIBZFS_H nvlist_t *zpool_find_vdev_by_physpath(zpool_handle_t *, const char *,
319     boolean_t *, boolean_t *, boolean_t *);
320 _LIBZFS_H int zpool_label_disk(libzfs_handle_t *, zpool_handle_t *,
321     const char *);
322 _LIBZFS_H uint64_t zpool_vdev_path_to_guid(zpool_handle_t *zhp,
323     const char *path);
324 
325 _LIBZFS_H const char *zpool_get_state_str(zpool_handle_t *);
326 
327 /*
328  * Functions to manage pool properties
329  */
330 _LIBZFS_H int zpool_set_prop(zpool_handle_t *, const char *, const char *);
331 _LIBZFS_H int zpool_get_prop(zpool_handle_t *, zpool_prop_t, char *,
332     size_t proplen, zprop_source_t *, boolean_t literal);
333 _LIBZFS_H uint64_t zpool_get_prop_int(zpool_handle_t *, zpool_prop_t,
334     zprop_source_t *);
335 _LIBZFS_H int zpool_props_refresh(zpool_handle_t *);
336 
337 _LIBZFS_H const char *zpool_prop_to_name(zpool_prop_t);
338 _LIBZFS_H const char *zpool_prop_values(zpool_prop_t);
339 
340 /*
341  * Functions to manage vdev properties
342  */
343 _LIBZFS_H int zpool_get_vdev_prop_value(nvlist_t *, vdev_prop_t, char *, char *,
344     size_t, zprop_source_t *, boolean_t);
345 _LIBZFS_H int zpool_get_vdev_prop(zpool_handle_t *, const char *, vdev_prop_t,
346     char *, char *, size_t, zprop_source_t *, boolean_t);
347 _LIBZFS_H int zpool_get_all_vdev_props(zpool_handle_t *, const char *,
348     nvlist_t **);
349 _LIBZFS_H int zpool_set_vdev_prop(zpool_handle_t *, const char *, const char *,
350     const char *);
351 
352 _LIBZFS_H const char *vdev_prop_to_name(vdev_prop_t);
353 _LIBZFS_H const char *vdev_prop_values(vdev_prop_t);
354 _LIBZFS_H boolean_t vdev_prop_user(const char *name);
355 _LIBZFS_H const char *vdev_prop_column_name(vdev_prop_t);
356 _LIBZFS_H boolean_t vdev_prop_align_right(vdev_prop_t);
357 
358 /*
359  * Pool health statistics.
360  */
361 typedef enum {
362 	/*
363 	 * The following correspond to faults as defined in the (fault.fs.zfs.*)
364 	 * event namespace.  Each is associated with a corresponding message ID.
365 	 * This must be kept in sync with the zfs_msgid_table in
366 	 * lib/libzfs/libzfs_status.c.
367 	 */
368 	ZPOOL_STATUS_CORRUPT_CACHE,	/* corrupt /kernel/drv/zpool.cache */
369 	ZPOOL_STATUS_MISSING_DEV_R,	/* missing device with replicas */
370 	ZPOOL_STATUS_MISSING_DEV_NR,	/* missing device with no replicas */
371 	ZPOOL_STATUS_CORRUPT_LABEL_R,	/* bad device label with replicas */
372 	ZPOOL_STATUS_CORRUPT_LABEL_NR,	/* bad device label with no replicas */
373 	ZPOOL_STATUS_BAD_GUID_SUM,	/* sum of device guids didn't match */
374 	ZPOOL_STATUS_CORRUPT_POOL,	/* pool metadata is corrupted */
375 	ZPOOL_STATUS_CORRUPT_DATA,	/* data errors in user (meta)data */
376 	ZPOOL_STATUS_FAILING_DEV,	/* device experiencing errors */
377 	ZPOOL_STATUS_VERSION_NEWER,	/* newer on-disk version */
378 	ZPOOL_STATUS_HOSTID_MISMATCH,	/* last accessed by another system */
379 	ZPOOL_STATUS_HOSTID_ACTIVE,	/* currently active on another system */
380 	ZPOOL_STATUS_HOSTID_REQUIRED,	/* multihost=on and hostid=0 */
381 	ZPOOL_STATUS_IO_FAILURE_WAIT,	/* failed I/O, failmode 'wait' */
382 	ZPOOL_STATUS_IO_FAILURE_CONTINUE, /* failed I/O, failmode 'continue' */
383 	ZPOOL_STATUS_IO_FAILURE_MMP,	/* failed MMP, failmode not 'panic' */
384 	ZPOOL_STATUS_BAD_LOG,		/* cannot read log chain(s) */
385 	ZPOOL_STATUS_ERRATA,		/* informational errata available */
386 
387 	/*
388 	 * If the pool has unsupported features but can still be opened in
389 	 * read-only mode, its status is ZPOOL_STATUS_UNSUP_FEAT_WRITE. If the
390 	 * pool has unsupported features but cannot be opened at all, its
391 	 * status is ZPOOL_STATUS_UNSUP_FEAT_READ.
392 	 */
393 	ZPOOL_STATUS_UNSUP_FEAT_READ,	/* unsupported features for read */
394 	ZPOOL_STATUS_UNSUP_FEAT_WRITE,	/* unsupported features for write */
395 
396 	/*
397 	 * These faults have no corresponding message ID.  At the time we are
398 	 * checking the status, the original reason for the FMA fault (I/O or
399 	 * checksum errors) has been lost.
400 	 */
401 	ZPOOL_STATUS_FAULTED_DEV_R,	/* faulted device with replicas */
402 	ZPOOL_STATUS_FAULTED_DEV_NR,	/* faulted device with no replicas */
403 
404 	/*
405 	 * The following are not faults per se, but still an error possibly
406 	 * requiring administrative attention.  There is no corresponding
407 	 * message ID.
408 	 */
409 	ZPOOL_STATUS_VERSION_OLDER,	/* older legacy on-disk version */
410 	ZPOOL_STATUS_FEAT_DISABLED,	/* supported features are disabled */
411 	ZPOOL_STATUS_RESILVERING,	/* device being resilvered */
412 	ZPOOL_STATUS_OFFLINE_DEV,	/* device offline */
413 	ZPOOL_STATUS_REMOVED_DEV,	/* removed device */
414 	ZPOOL_STATUS_REBUILDING,	/* device being rebuilt */
415 	ZPOOL_STATUS_REBUILD_SCRUB,	/* recommend scrubbing the pool */
416 	ZPOOL_STATUS_NON_NATIVE_ASHIFT,	/* (e.g. 512e dev with ashift of 9) */
417 	ZPOOL_STATUS_COMPATIBILITY_ERR,	/* bad 'compatibility' property */
418 	ZPOOL_STATUS_INCOMPATIBLE_FEAT,	/* feature set outside compatibility */
419 
420 	/*
421 	 * Finally, the following indicates a healthy pool.
422 	 */
423 	ZPOOL_STATUS_OK
424 } zpool_status_t;
425 
426 _LIBZFS_H zpool_status_t zpool_get_status(zpool_handle_t *, char **,
427     zpool_errata_t *);
428 _LIBZFS_H zpool_status_t zpool_import_status(nvlist_t *, char **,
429     zpool_errata_t *);
430 
431 /*
432  * Statistics and configuration functions.
433  */
434 _LIBZFS_H nvlist_t *zpool_get_config(zpool_handle_t *, nvlist_t **);
435 _LIBZFS_H nvlist_t *zpool_get_features(zpool_handle_t *);
436 _LIBZFS_H int zpool_refresh_stats(zpool_handle_t *, boolean_t *);
437 _LIBZFS_H int zpool_get_errlog(zpool_handle_t *, nvlist_t **);
438 
439 /*
440  * Import and export functions
441  */
442 _LIBZFS_H int zpool_export(zpool_handle_t *, boolean_t, const char *);
443 _LIBZFS_H int zpool_export_force(zpool_handle_t *, const char *);
444 _LIBZFS_H int zpool_import(libzfs_handle_t *, nvlist_t *, const char *,
445     char *altroot);
446 _LIBZFS_H int zpool_import_props(libzfs_handle_t *, nvlist_t *, const char *,
447     nvlist_t *, int);
448 _LIBZFS_H void zpool_print_unsup_feat(nvlist_t *config);
449 
450 /*
451  * Miscellaneous pool functions
452  */
453 struct zfs_cmd;
454 
455 _LIBZFS_H const char *const zfs_history_event_names[];
456 
457 typedef enum {
458 	VDEV_NAME_PATH		= 1 << 0,
459 	VDEV_NAME_GUID		= 1 << 1,
460 	VDEV_NAME_FOLLOW_LINKS	= 1 << 2,
461 	VDEV_NAME_TYPE_ID	= 1 << 3,
462 } vdev_name_t;
463 
464 _LIBZFS_H char *zpool_vdev_name(libzfs_handle_t *, zpool_handle_t *, nvlist_t *,
465     int name_flags);
466 _LIBZFS_H int zpool_upgrade(zpool_handle_t *, uint64_t);
467 _LIBZFS_H int zpool_get_history(zpool_handle_t *, nvlist_t **, uint64_t *,
468     boolean_t *);
469 _LIBZFS_H int zpool_events_next(libzfs_handle_t *, nvlist_t **, int *, unsigned,
470     int);
471 _LIBZFS_H int zpool_events_clear(libzfs_handle_t *, int *);
472 _LIBZFS_H int zpool_events_seek(libzfs_handle_t *, uint64_t, int);
473 _LIBZFS_H void zpool_obj_to_path_ds(zpool_handle_t *, uint64_t, uint64_t,
474     char *, size_t);
475 _LIBZFS_H void zpool_obj_to_path(zpool_handle_t *, uint64_t, uint64_t, char *,
476     size_t);
477 _LIBZFS_H int zfs_ioctl(libzfs_handle_t *, int, struct zfs_cmd *);
478 _LIBZFS_H int zpool_get_physpath(zpool_handle_t *, char *, size_t);
479 _LIBZFS_H void zpool_explain_recover(libzfs_handle_t *, const char *, int,
480     nvlist_t *);
481 _LIBZFS_H int zpool_checkpoint(zpool_handle_t *);
482 _LIBZFS_H int zpool_discard_checkpoint(zpool_handle_t *);
483 _LIBZFS_H boolean_t zpool_is_draid_spare(const char *);
484 
485 /*
486  * Basic handle manipulations.  These functions do not create or destroy the
487  * underlying datasets, only the references to them.
488  */
489 _LIBZFS_H zfs_handle_t *zfs_open(libzfs_handle_t *, const char *, int);
490 _LIBZFS_H zfs_handle_t *zfs_handle_dup(zfs_handle_t *);
491 _LIBZFS_H void zfs_close(zfs_handle_t *);
492 _LIBZFS_H zfs_type_t zfs_get_type(const zfs_handle_t *);
493 _LIBZFS_H zfs_type_t zfs_get_underlying_type(const zfs_handle_t *);
494 _LIBZFS_H const char *zfs_get_name(const zfs_handle_t *);
495 _LIBZFS_H zpool_handle_t *zfs_get_pool_handle(const zfs_handle_t *);
496 _LIBZFS_H const char *zfs_get_pool_name(const zfs_handle_t *);
497 
498 /*
499  * Property management functions.  Some functions are shared with the kernel,
500  * and are found in sys/fs/zfs.h.
501  */
502 
503 /*
504  * zfs dataset property management
505  */
506 _LIBZFS_H const char *zfs_prop_default_string(zfs_prop_t);
507 _LIBZFS_H uint64_t zfs_prop_default_numeric(zfs_prop_t);
508 _LIBZFS_H const char *zfs_prop_column_name(zfs_prop_t);
509 _LIBZFS_H boolean_t zfs_prop_align_right(zfs_prop_t);
510 
511 _LIBZFS_H nvlist_t *zfs_valid_proplist(libzfs_handle_t *, zfs_type_t,
512     nvlist_t *, uint64_t, zfs_handle_t *, zpool_handle_t *, boolean_t,
513     const char *);
514 
515 _LIBZFS_H const char *zfs_prop_to_name(zfs_prop_t);
516 _LIBZFS_H int zfs_prop_set(zfs_handle_t *, const char *, const char *);
517 _LIBZFS_H int zfs_prop_set_list(zfs_handle_t *, nvlist_t *);
518 _LIBZFS_H int zfs_prop_get(zfs_handle_t *, zfs_prop_t, char *, size_t,
519     zprop_source_t *, char *, size_t, boolean_t);
520 _LIBZFS_H int zfs_prop_get_recvd(zfs_handle_t *, const char *, char *, size_t,
521     boolean_t);
522 _LIBZFS_H int zfs_prop_get_numeric(zfs_handle_t *, zfs_prop_t, uint64_t *,
523     zprop_source_t *, char *, size_t);
524 _LIBZFS_H int zfs_prop_get_userquota_int(zfs_handle_t *zhp,
525     const char *propname, uint64_t *propvalue);
526 _LIBZFS_H int zfs_prop_get_userquota(zfs_handle_t *zhp, const char *propname,
527     char *propbuf, int proplen, boolean_t literal);
528 _LIBZFS_H int zfs_prop_get_written_int(zfs_handle_t *zhp, const char *propname,
529     uint64_t *propvalue);
530 _LIBZFS_H int zfs_prop_get_written(zfs_handle_t *zhp, const char *propname,
531     char *propbuf, int proplen, boolean_t literal);
532 _LIBZFS_H int zfs_prop_get_feature(zfs_handle_t *zhp, const char *propname,
533     char *buf, size_t len);
534 _LIBZFS_H uint64_t getprop_uint64(zfs_handle_t *, zfs_prop_t, char **);
535 _LIBZFS_H uint64_t zfs_prop_get_int(zfs_handle_t *, zfs_prop_t);
536 _LIBZFS_H int zfs_prop_inherit(zfs_handle_t *, const char *, boolean_t);
537 _LIBZFS_H const char *zfs_prop_values(zfs_prop_t);
538 _LIBZFS_H int zfs_prop_is_string(zfs_prop_t prop);
539 _LIBZFS_H nvlist_t *zfs_get_all_props(zfs_handle_t *);
540 _LIBZFS_H nvlist_t *zfs_get_user_props(zfs_handle_t *);
541 _LIBZFS_H nvlist_t *zfs_get_recvd_props(zfs_handle_t *);
542 _LIBZFS_H nvlist_t *zfs_get_clones_nvl(zfs_handle_t *);
543 
544 _LIBZFS_H int zfs_wait_status(zfs_handle_t *, zfs_wait_activity_t,
545     boolean_t *, boolean_t *);
546 
547 /*
548  * zfs encryption management
549  */
550 _LIBZFS_H int zfs_crypto_get_encryption_root(zfs_handle_t *, boolean_t *,
551     char *);
552 _LIBZFS_H int zfs_crypto_create(libzfs_handle_t *, char *, nvlist_t *,
553     nvlist_t *, boolean_t stdin_available, uint8_t **, uint_t *);
554 _LIBZFS_H int zfs_crypto_clone_check(libzfs_handle_t *, zfs_handle_t *, char *,
555     nvlist_t *);
556 _LIBZFS_H int zfs_crypto_attempt_load_keys(libzfs_handle_t *, char *);
557 _LIBZFS_H int zfs_crypto_load_key(zfs_handle_t *, boolean_t, char *);
558 _LIBZFS_H int zfs_crypto_unload_key(zfs_handle_t *);
559 _LIBZFS_H int zfs_crypto_rewrap(zfs_handle_t *, nvlist_t *, boolean_t);
560 
561 typedef struct zprop_list {
562 	int		pl_prop;
563 	char		*pl_user_prop;
564 	struct zprop_list *pl_next;
565 	boolean_t	pl_all;
566 	size_t		pl_width;
567 	size_t		pl_recvd_width;
568 	boolean_t	pl_fixed;
569 } zprop_list_t;
570 
571 _LIBZFS_H int zfs_expand_proplist(zfs_handle_t *, zprop_list_t **, boolean_t,
572     boolean_t);
573 _LIBZFS_H void zfs_prune_proplist(zfs_handle_t *, uint8_t *);
574 _LIBZFS_H int vdev_expand_proplist(zpool_handle_t *, const char *,
575     zprop_list_t **);
576 
577 #define	ZFS_MOUNTPOINT_NONE	"none"
578 #define	ZFS_MOUNTPOINT_LEGACY	"legacy"
579 
580 #define	ZFS_FEATURE_DISABLED	"disabled"
581 #define	ZFS_FEATURE_ENABLED	"enabled"
582 #define	ZFS_FEATURE_ACTIVE	"active"
583 
584 #define	ZFS_UNSUPPORTED_INACTIVE	"inactive"
585 #define	ZFS_UNSUPPORTED_READONLY	"readonly"
586 
587 /*
588  * zpool property management
589  */
590 _LIBZFS_H int zpool_expand_proplist(zpool_handle_t *, zprop_list_t **,
591     zfs_type_t, boolean_t);
592 _LIBZFS_H int zpool_prop_get_feature(zpool_handle_t *, const char *, char *,
593     size_t);
594 _LIBZFS_H const char *zpool_prop_default_string(zpool_prop_t);
595 _LIBZFS_H uint64_t zpool_prop_default_numeric(zpool_prop_t);
596 _LIBZFS_H const char *zpool_prop_column_name(zpool_prop_t);
597 _LIBZFS_H boolean_t zpool_prop_align_right(zpool_prop_t);
598 
599 /*
600  * Functions shared by zfs and zpool property management.
601  */
602 _LIBZFS_H int zprop_iter(zprop_func func, void *cb, boolean_t show_all,
603     boolean_t ordered, zfs_type_t type);
604 _LIBZFS_H int zprop_get_list(libzfs_handle_t *, char *, zprop_list_t **,
605     zfs_type_t);
606 _LIBZFS_H void zprop_free_list(zprop_list_t *);
607 
608 #define	ZFS_GET_NCOLS	5
609 
610 typedef enum {
611 	GET_COL_NONE,
612 	GET_COL_NAME,
613 	GET_COL_PROPERTY,
614 	GET_COL_VALUE,
615 	GET_COL_RECVD,
616 	GET_COL_SOURCE
617 } zfs_get_column_t;
618 
619 /*
620  * Functions for printing zfs or zpool properties
621  */
622 typedef struct vdev_cbdata {
623 	int cb_name_flags;
624 	char **cb_names;
625 	unsigned int cb_names_count;
626 } vdev_cbdata_t;
627 
628 typedef struct zprop_get_cbdata {
629 	int cb_sources;
630 	zfs_get_column_t cb_columns[ZFS_GET_NCOLS];
631 	int cb_colwidths[ZFS_GET_NCOLS + 1];
632 	boolean_t cb_scripted;
633 	boolean_t cb_literal;
634 	boolean_t cb_first;
635 	zprop_list_t *cb_proplist;
636 	zfs_type_t cb_type;
637 	vdev_cbdata_t cb_vdevs;
638 } zprop_get_cbdata_t;
639 
640 _LIBZFS_H void zprop_print_one_property(const char *, zprop_get_cbdata_t *,
641     const char *, const char *, zprop_source_t, const char *,
642     const char *);
643 
644 /*
645  * Iterator functions.
646  */
647 typedef int (*zfs_iter_f)(zfs_handle_t *, void *);
648 _LIBZFS_H int zfs_iter_root(libzfs_handle_t *, zfs_iter_f, void *);
649 _LIBZFS_H int zfs_iter_children(zfs_handle_t *, zfs_iter_f, void *);
650 _LIBZFS_H int zfs_iter_dependents(zfs_handle_t *, boolean_t, zfs_iter_f,
651     void *);
652 _LIBZFS_H int zfs_iter_filesystems(zfs_handle_t *, zfs_iter_f, void *);
653 _LIBZFS_H int zfs_iter_snapshots(zfs_handle_t *, boolean_t, zfs_iter_f, void *,
654     uint64_t, uint64_t);
655 _LIBZFS_H int zfs_iter_snapshots_sorted(zfs_handle_t *, zfs_iter_f, void *,
656     uint64_t, uint64_t);
657 _LIBZFS_H int zfs_iter_snapspec(zfs_handle_t *, const char *, zfs_iter_f,
658     void *);
659 _LIBZFS_H int zfs_iter_bookmarks(zfs_handle_t *, zfs_iter_f, void *);
660 _LIBZFS_H int zfs_iter_mounted(zfs_handle_t *, zfs_iter_f, void *);
661 
662 typedef struct get_all_cb {
663 	zfs_handle_t	**cb_handles;
664 	size_t		cb_alloc;
665 	size_t		cb_used;
666 } get_all_cb_t;
667 
668 _LIBZFS_H void zfs_foreach_mountpoint(libzfs_handle_t *, zfs_handle_t **,
669     size_t, zfs_iter_f, void *, boolean_t);
670 _LIBZFS_H void libzfs_add_handle(get_all_cb_t *, zfs_handle_t *);
671 
672 /*
673  * Functions to create and destroy datasets.
674  */
675 _LIBZFS_H int zfs_create(libzfs_handle_t *, const char *, zfs_type_t,
676     nvlist_t *);
677 _LIBZFS_H int zfs_create_ancestors(libzfs_handle_t *, const char *);
678 _LIBZFS_H int zfs_destroy(zfs_handle_t *, boolean_t);
679 _LIBZFS_H int zfs_destroy_snaps(zfs_handle_t *, char *, boolean_t);
680 _LIBZFS_H int zfs_destroy_snaps_nvl(libzfs_handle_t *, nvlist_t *, boolean_t);
681 _LIBZFS_H int zfs_destroy_snaps_nvl_os(libzfs_handle_t *, nvlist_t *);
682 _LIBZFS_H int zfs_clone(zfs_handle_t *, const char *, nvlist_t *);
683 _LIBZFS_H int zfs_snapshot(libzfs_handle_t *, const char *, boolean_t,
684     nvlist_t *);
685 _LIBZFS_H int zfs_snapshot_nvl(libzfs_handle_t *hdl, nvlist_t *snaps,
686     nvlist_t *props);
687 _LIBZFS_H int zfs_rollback(zfs_handle_t *, zfs_handle_t *, boolean_t);
688 
689 typedef struct renameflags {
690 	/* recursive rename */
691 	int recursive : 1;
692 
693 	/* don't unmount file systems */
694 	int nounmount : 1;
695 
696 	/* force unmount file systems */
697 	int forceunmount : 1;
698 } renameflags_t;
699 
700 _LIBZFS_H int zfs_rename(zfs_handle_t *, const char *, renameflags_t);
701 
702 typedef struct sendflags {
703 	/* Amount of extra information to print. */
704 	int verbosity;
705 
706 	/* recursive send  (ie, -R) */
707 	boolean_t replicate;
708 
709 	/* for recursive send, skip sending missing snapshots */
710 	boolean_t skipmissing;
711 
712 	/* for incrementals, do all intermediate snapshots */
713 	boolean_t doall;
714 
715 	/* if dataset is a clone, do incremental from its origin */
716 	boolean_t fromorigin;
717 
718 	/* field no longer used, maintained for backwards compatibility */
719 	boolean_t pad;
720 
721 	/* send properties (ie, -p) */
722 	boolean_t props;
723 
724 	/* do not send (no-op, ie. -n) */
725 	boolean_t dryrun;
726 
727 	/* parsable verbose output (ie. -P) */
728 	boolean_t parsable;
729 
730 	/* show progress (ie. -v) */
731 	boolean_t progress;
732 
733 	/* large blocks (>128K) are permitted */
734 	boolean_t largeblock;
735 
736 	/* WRITE_EMBEDDED records of type DATA are permitted */
737 	boolean_t embed_data;
738 
739 	/* compressed WRITE records are permitted */
740 	boolean_t compress;
741 
742 	/* raw encrypted records are permitted */
743 	boolean_t raw;
744 
745 	/* only send received properties (ie. -b) */
746 	boolean_t backup;
747 
748 	/* include snapshot holds in send stream */
749 	boolean_t holds;
750 
751 	/* stream represents a partially received dataset */
752 	boolean_t saved;
753 } sendflags_t;
754 
755 typedef boolean_t (snapfilter_cb_t)(zfs_handle_t *, void *);
756 
757 _LIBZFS_H int zfs_send(zfs_handle_t *, const char *, const char *,
758     sendflags_t *, int, snapfilter_cb_t, void *, nvlist_t **);
759 _LIBZFS_H int zfs_send_one(zfs_handle_t *, const char *, int, sendflags_t *,
760     const char *);
761 _LIBZFS_H int zfs_send_progress(zfs_handle_t *, int, uint64_t *, uint64_t *);
762 _LIBZFS_H int zfs_send_resume(libzfs_handle_t *, sendflags_t *, int outfd,
763     const char *);
764 _LIBZFS_H int zfs_send_saved(zfs_handle_t *, sendflags_t *, int, const char *);
765 _LIBZFS_H nvlist_t *zfs_send_resume_token_to_nvlist(libzfs_handle_t *hdl,
766     const char *token);
767 
768 _LIBZFS_H int zfs_promote(zfs_handle_t *);
769 _LIBZFS_H int zfs_hold(zfs_handle_t *, const char *, const char *,
770     boolean_t, int);
771 _LIBZFS_H int zfs_hold_nvl(zfs_handle_t *, int, nvlist_t *);
772 _LIBZFS_H int zfs_release(zfs_handle_t *, const char *, const char *,
773     boolean_t);
774 _LIBZFS_H int zfs_get_holds(zfs_handle_t *, nvlist_t **);
775 _LIBZFS_H uint64_t zvol_volsize_to_reservation(zpool_handle_t *, uint64_t,
776     nvlist_t *);
777 
778 typedef int (*zfs_userspace_cb_t)(void *arg, const char *domain,
779     uid_t rid, uint64_t space);
780 
781 _LIBZFS_H int zfs_userspace(zfs_handle_t *, zfs_userquota_prop_t,
782     zfs_userspace_cb_t, void *);
783 
784 _LIBZFS_H int zfs_get_fsacl(zfs_handle_t *, nvlist_t **);
785 _LIBZFS_H int zfs_set_fsacl(zfs_handle_t *, boolean_t, nvlist_t *);
786 
787 typedef struct recvflags {
788 	/* print informational messages (ie, -v was specified) */
789 	boolean_t verbose;
790 
791 	/* the destination is a prefix, not the exact fs (ie, -d) */
792 	boolean_t isprefix;
793 
794 	/*
795 	 * Only the tail of the sent snapshot path is appended to the
796 	 * destination to determine the received snapshot name (ie, -e).
797 	 */
798 	boolean_t istail;
799 
800 	/* do not actually do the recv, just check if it would work (ie, -n) */
801 	boolean_t dryrun;
802 
803 	/* rollback/destroy filesystems as necessary (eg, -F) */
804 	boolean_t force;
805 
806 	/* set "canmount=off" on all modified filesystems */
807 	boolean_t canmountoff;
808 
809 	/*
810 	 * Mark the file systems as "resumable" and do not destroy them if the
811 	 * receive is interrupted
812 	 */
813 	boolean_t resumable;
814 
815 	/* byteswap flag is used internally; callers need not specify */
816 	boolean_t byteswap;
817 
818 	/* do not mount file systems as they are extracted (private) */
819 	boolean_t nomount;
820 
821 	/* Was holds flag set in the compound header? */
822 	boolean_t holds;
823 
824 	/* skip receive of snapshot holds */
825 	boolean_t skipholds;
826 
827 	/* mount the filesystem unless nomount is specified */
828 	boolean_t domount;
829 
830 	/* force unmount while recv snapshot (private) */
831 	boolean_t forceunmount;
832 } recvflags_t;
833 
834 _LIBZFS_H int zfs_receive(libzfs_handle_t *, const char *, nvlist_t *,
835     recvflags_t *, int, avl_tree_t *);
836 
837 typedef enum diff_flags {
838 	ZFS_DIFF_PARSEABLE = 1 << 0,
839 	ZFS_DIFF_TIMESTAMP = 1 << 1,
840 	ZFS_DIFF_CLASSIFY = 1 << 2,
841 	ZFS_DIFF_NO_MANGLE = 1 << 3
842 } diff_flags_t;
843 
844 _LIBZFS_H int zfs_show_diffs(zfs_handle_t *, int, const char *, const char *,
845     int);
846 
847 /*
848  * Miscellaneous functions.
849  */
850 _LIBZFS_H const char *zfs_type_to_name(zfs_type_t);
851 _LIBZFS_H void zfs_refresh_properties(zfs_handle_t *);
852 _LIBZFS_H int zfs_name_valid(const char *, zfs_type_t);
853 _LIBZFS_H zfs_handle_t *zfs_path_to_zhandle(libzfs_handle_t *, const char *,
854     zfs_type_t);
855 _LIBZFS_H int zfs_parent_name(zfs_handle_t *, char *, size_t);
856 _LIBZFS_H boolean_t zfs_dataset_exists(libzfs_handle_t *, const char *,
857     zfs_type_t);
858 _LIBZFS_H int zfs_spa_version(zfs_handle_t *, int *);
859 _LIBZFS_H boolean_t zfs_bookmark_exists(const char *path);
860 
861 /*
862  * Mount support functions.
863  */
864 _LIBZFS_H boolean_t is_mounted(libzfs_handle_t *, const char *special, char **);
865 _LIBZFS_H boolean_t zfs_is_mounted(zfs_handle_t *, char **);
866 _LIBZFS_H int zfs_mount(zfs_handle_t *, const char *, int);
867 _LIBZFS_H int zfs_mount_at(zfs_handle_t *, const char *, int, const char *);
868 _LIBZFS_H int zfs_unmount(zfs_handle_t *, const char *, int);
869 _LIBZFS_H int zfs_unmountall(zfs_handle_t *, int);
870 _LIBZFS_H int zfs_mount_delegation_check(void);
871 
872 #if defined(__linux__) || defined(__APPLE__)
873 _LIBZFS_H int zfs_parse_mount_options(char *mntopts, unsigned long *mntflags,
874     unsigned long *zfsflags, int sloppy, char *badopt, char *mtabopt);
875 _LIBZFS_H void zfs_adjust_mount_options(zfs_handle_t *zhp, const char *mntpoint,
876     char *mntopts, char *mtabopt);
877 #endif
878 
879 /*
880  * Share support functions.
881  */
882 _LIBZFS_H boolean_t zfs_is_shared(zfs_handle_t *);
883 _LIBZFS_H int zfs_share(zfs_handle_t *);
884 _LIBZFS_H int zfs_unshare(zfs_handle_t *);
885 
886 /*
887  * Protocol-specific share support functions.
888  */
889 _LIBZFS_H boolean_t zfs_is_shared_nfs(zfs_handle_t *, char **);
890 _LIBZFS_H boolean_t zfs_is_shared_smb(zfs_handle_t *, char **);
891 _LIBZFS_H int zfs_share_nfs(zfs_handle_t *);
892 _LIBZFS_H int zfs_share_smb(zfs_handle_t *);
893 _LIBZFS_H int zfs_shareall(zfs_handle_t *);
894 _LIBZFS_H int zfs_unshare_nfs(zfs_handle_t *, const char *);
895 _LIBZFS_H int zfs_unshare_smb(zfs_handle_t *, const char *);
896 _LIBZFS_H int zfs_unshareall_nfs(zfs_handle_t *);
897 _LIBZFS_H int zfs_unshareall_smb(zfs_handle_t *);
898 _LIBZFS_H int zfs_unshareall_bypath(zfs_handle_t *, const char *);
899 _LIBZFS_H int zfs_unshareall_bytype(zfs_handle_t *, const char *, const char *);
900 _LIBZFS_H int zfs_unshareall(zfs_handle_t *);
901 _LIBZFS_H int zfs_deleg_share_nfs(libzfs_handle_t *, char *, char *, char *,
902     void *, void *, int, zfs_share_op_t);
903 _LIBZFS_H void zfs_commit_nfs_shares(void);
904 _LIBZFS_H void zfs_commit_smb_shares(void);
905 _LIBZFS_H void zfs_commit_all_shares(void);
906 _LIBZFS_H void zfs_commit_shares(const char *);
907 
908 _LIBZFS_H int zfs_nicestrtonum(libzfs_handle_t *, const char *, uint64_t *);
909 
910 /*
911  * Utility functions to run an _LIBZFS_Hal process.
912  */
913 #define	STDOUT_VERBOSE	0x01
914 #define	STDERR_VERBOSE	0x02
915 #define	NO_DEFAULT_PATH	0x04 /* Don't use $PATH to lookup the command */
916 
917 _LIBZFS_H int libzfs_run_process(const char *, char **, int);
918 _LIBZFS_H int libzfs_run_process_get_stdout(const char *, char *[], char *[],
919     char **[], int *);
920 _LIBZFS_H int libzfs_run_process_get_stdout_nopath(const char *, char *[],
921     char *[], char **[], int *);
922 
923 _LIBZFS_H void libzfs_free_str_array(char **, int);
924 
925 _LIBZFS_H int libzfs_envvar_is_set(char *);
926 
927 /*
928  * Utility functions for zfs version
929  */
930 _LIBZFS_H void zfs_version_userland(char *, int);
931 _LIBZFS_H int zfs_version_kernel(char *, int);
932 _LIBZFS_H int zfs_version_print(void);
933 
934 /*
935  * Given a device or file, determine if it is part of a pool.
936  */
937 _LIBZFS_H int zpool_in_use(libzfs_handle_t *, int, pool_state_t *, char **,
938     boolean_t *);
939 
940 /*
941  * Label manipulation.
942  */
943 _LIBZFS_H int zpool_clear_label(int);
944 _LIBZFS_H int zpool_set_bootenv(zpool_handle_t *, const nvlist_t *);
945 _LIBZFS_H int zpool_get_bootenv(zpool_handle_t *, nvlist_t **);
946 
947 /*
948  * Management interfaces for SMB ACL files
949  */
950 
951 _LIBZFS_H int zfs_smb_acl_add(libzfs_handle_t *, char *, char *, char *);
952 _LIBZFS_H int zfs_smb_acl_remove(libzfs_handle_t *, char *, char *, char *);
953 _LIBZFS_H int zfs_smb_acl_purge(libzfs_handle_t *, char *, char *);
954 _LIBZFS_H int zfs_smb_acl_rename(libzfs_handle_t *, char *, char *, char *,
955     char *);
956 
957 /*
958  * Enable and disable datasets within a pool by mounting/unmounting and
959  * sharing/unsharing them.
960  */
961 _LIBZFS_H int zpool_enable_datasets(zpool_handle_t *, const char *, int);
962 _LIBZFS_H int zpool_disable_datasets(zpool_handle_t *, boolean_t);
963 _LIBZFS_H void zpool_disable_datasets_os(zpool_handle_t *, boolean_t);
964 _LIBZFS_H void zpool_disable_volume_os(const char *);
965 
966 /*
967  * Parse a features file for -o compatibility
968  */
969 typedef enum {
970 	ZPOOL_COMPATIBILITY_OK,
971 	ZPOOL_COMPATIBILITY_WARNTOKEN,
972 	ZPOOL_COMPATIBILITY_BADTOKEN,
973 	ZPOOL_COMPATIBILITY_BADFILE,
974 	ZPOOL_COMPATIBILITY_NOFILES
975 } zpool_compat_status_t;
976 
977 _LIBZFS_H zpool_compat_status_t zpool_load_compat(const char *,
978     boolean_t *, char *, size_t);
979 
980 #ifdef __FreeBSD__
981 
982 /*
983  * Attach/detach the given filesystem to/from the given jail.
984  */
985 _LIBZFS_H int zfs_jail(zfs_handle_t *zhp, int jailid, int attach);
986 
987 /*
988  * Set loader options for next boot.
989  */
990 _LIBZFS_H int zpool_nextboot(libzfs_handle_t *, uint64_t, uint64_t,
991     const char *);
992 
993 #endif /* __FreeBSD__ */
994 
995 #ifdef	__cplusplus
996 }
997 #endif
998 
999 #endif	/* _LIBZFS_H */
1000