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 (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
25 * Copyright (c) 2011 Pawel Jakub Dawidek <pawel@dawidek.net>.
26 * All rights reserved.
27 * Copyright (c) 2011 by Delphix. All rights reserved.
28 * All rights reserved.
35 #include <libnvpair.h>
36 #include <sys/mnttab.h>
37 #include <sys/param.h>
38 #include <sys/types.h>
39 #include <sys/varargs.h>
40 #include <sys/fs/zfs.h>
42 #include <sys/zfs_ioctl.h>
49 * Miscellaneous ZFS constants
51 #define ZFS_MAXNAMELEN MAXNAMELEN
52 #define ZPOOL_MAXNAMELEN MAXNAMELEN
53 #define ZFS_MAXPROPLEN MAXPATHLEN
54 #define ZPOOL_MAXPROPLEN MAXPATHLEN
60 EZFS_NOMEM = 2000, /* out of memory */
61 EZFS_BADPROP, /* invalid property value */
62 EZFS_PROPREADONLY, /* cannot set readonly property */
63 EZFS_PROPTYPE, /* property does not apply to dataset type */
64 EZFS_PROPNONINHERIT, /* property is not inheritable */
65 EZFS_PROPSPACE, /* bad quota or reservation */
66 EZFS_BADTYPE, /* dataset is not of appropriate type */
67 EZFS_BUSY, /* pool or dataset is busy */
68 EZFS_EXISTS, /* pool or dataset already exists */
69 EZFS_NOENT, /* no such pool or dataset */
70 EZFS_BADSTREAM, /* bad backup stream */
71 EZFS_DSREADONLY, /* dataset is readonly */
72 EZFS_VOLTOOBIG, /* volume is too large for 32-bit system */
73 EZFS_INVALIDNAME, /* invalid dataset name */
74 EZFS_BADRESTORE, /* unable to restore to destination */
75 EZFS_BADBACKUP, /* backup failed */
76 EZFS_BADTARGET, /* bad attach/detach/replace target */
77 EZFS_NODEVICE, /* no such device in pool */
78 EZFS_BADDEV, /* invalid device to add */
79 EZFS_NOREPLICAS, /* no valid replicas */
80 EZFS_RESILVERING, /* currently resilvering */
81 EZFS_BADVERSION, /* unsupported version */
82 EZFS_POOLUNAVAIL, /* pool is currently unavailable */
83 EZFS_DEVOVERFLOW, /* too many devices in one vdev */
84 EZFS_BADPATH, /* must be an absolute path */
85 EZFS_CROSSTARGET, /* rename or clone across pool or dataset */
86 EZFS_ZONED, /* used improperly in local zone */
87 EZFS_MOUNTFAILED, /* failed to mount dataset */
88 EZFS_UMOUNTFAILED, /* failed to unmount dataset */
89 EZFS_UNSHARENFSFAILED, /* unshare(1M) failed */
90 EZFS_SHARENFSFAILED, /* share(1M) failed */
91 EZFS_PERM, /* permission denied */
92 EZFS_NOSPC, /* out of space */
93 EZFS_FAULT, /* bad address */
94 EZFS_IO, /* I/O error */
95 EZFS_INTR, /* signal received */
96 EZFS_ISSPARE, /* device is a hot spare */
97 EZFS_INVALCONFIG, /* invalid vdev configuration */
98 EZFS_RECURSIVE, /* recursive dependency */
99 EZFS_NOHISTORY, /* no history object */
100 EZFS_POOLPROPS, /* couldn't retrieve pool props */
101 EZFS_POOL_NOTSUP, /* ops not supported for this type of pool */
102 EZFS_POOL_INVALARG, /* invalid argument for this pool operation */
103 EZFS_NAMETOOLONG, /* dataset name is too long */
104 EZFS_OPENFAILED, /* open of device failed */
105 EZFS_NOCAP, /* couldn't get capacity */
106 EZFS_LABELFAILED, /* write of label failed */
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_UNSHARESMBFAILED, /* failed to unshare over smb */
112 EZFS_SHARESMBFAILED, /* failed to share over smb */
113 EZFS_BADCACHE, /* bad cache file */
114 EZFS_ISL2CACHE, /* device is for the level 2 ARC */
115 EZFS_VDEVNOTSUP, /* unsupported vdev type */
116 EZFS_NOTSUP, /* ops not supported on this dataset */
117 EZFS_ACTIVE_SPARE, /* pool has active shared spare devices */
118 EZFS_UNPLAYED_LOGS, /* log device has unplayed logs */
119 EZFS_REFTAG_RELE, /* snapshot release: tag not found */
120 EZFS_REFTAG_HOLD, /* snapshot hold: tag already exists */
121 EZFS_TAGTOOLONG, /* snapshot hold/rele: tag too long */
122 EZFS_PIPEFAILED, /* pipe create failed */
123 EZFS_THREADCREATEFAILED, /* thread create failed */
124 EZFS_POSTSPLIT_ONLINE, /* onlining a disk after splitting it */
125 EZFS_SCRUBBING, /* currently scrubbing */
126 EZFS_NO_SCRUB, /* no active scrub */
127 EZFS_DIFF, /* general failure of zfs diff */
128 EZFS_DIFFDATA, /* bad zfs diff data */
129 EZFS_POOLREADONLY, /* pool is in read-only mode */
134 * The following data structures are all part
135 * of the zfs_allow_t data structure which is
136 * used for printing 'allow' permissions.
137 * It is a linked list of zfs_allow_t's which
138 * then contain avl tree's for user/group/sets/...
139 * and each one of the entries in those trees have
140 * avl tree's for the permissions they belong to and
141 * whether they are local,descendent or local+descendent
142 * permissions. The AVL trees are used primarily for
143 * sorting purposes, but also so that we can quickly find
144 * a given user and or permission.
146 typedef struct zfs_perm_node {
148 char z_pname[MAXPATHLEN];
151 typedef struct zfs_allow_node {
153 char z_key[MAXPATHLEN]; /* name, such as joe */
154 avl_tree_t z_localdescend; /* local+descendent perms */
155 avl_tree_t z_local; /* local permissions */
156 avl_tree_t z_descend; /* descendent permissions */
159 typedef struct zfs_allow {
160 struct zfs_allow *z_next;
161 char z_setpoint[MAXPATHLEN];
163 avl_tree_t z_crperms;
166 avl_tree_t z_everyone;
172 typedef struct zfs_handle zfs_handle_t;
173 typedef struct zpool_handle zpool_handle_t;
174 typedef struct libzfs_handle libzfs_handle_t;
177 * Library initialization
179 extern libzfs_handle_t *libzfs_init(void);
180 extern void libzfs_fini(libzfs_handle_t *);
182 extern libzfs_handle_t *zpool_get_handle(zpool_handle_t *);
183 extern libzfs_handle_t *zfs_get_handle(zfs_handle_t *);
185 extern void libzfs_print_on_error(libzfs_handle_t *, boolean_t);
187 extern int libzfs_errno(libzfs_handle_t *);
188 extern const char *libzfs_error_action(libzfs_handle_t *);
189 extern const char *libzfs_error_description(libzfs_handle_t *);
190 extern void libzfs_mnttab_init(libzfs_handle_t *);
191 extern void libzfs_mnttab_fini(libzfs_handle_t *);
192 extern void libzfs_mnttab_cache(libzfs_handle_t *, boolean_t);
193 extern int libzfs_mnttab_find(libzfs_handle_t *, const char *,
195 extern void libzfs_mnttab_add(libzfs_handle_t *, const char *,
196 const char *, const char *);
197 extern void libzfs_mnttab_remove(libzfs_handle_t *, const char *);
200 * Basic handle functions
202 extern zpool_handle_t *zpool_open(libzfs_handle_t *, const char *);
203 extern zpool_handle_t *zpool_open_canfail(libzfs_handle_t *, const char *);
204 extern void zpool_close(zpool_handle_t *);
205 extern const char *zpool_get_name(zpool_handle_t *);
206 extern int zpool_get_state(zpool_handle_t *);
207 extern const char *zpool_state_to_name(vdev_state_t, vdev_aux_t);
208 extern const char *zpool_pool_state_to_name(pool_state_t);
209 extern void zpool_free_handles(libzfs_handle_t *);
212 * Iterate over all active pools in the system.
214 typedef int (*zpool_iter_f)(zpool_handle_t *, void *);
215 extern int zpool_iter(libzfs_handle_t *, zpool_iter_f, void *);
218 * Functions to create and destroy pools
220 extern int zpool_create(libzfs_handle_t *, const char *, nvlist_t *,
221 nvlist_t *, nvlist_t *);
222 extern int zpool_destroy(zpool_handle_t *);
223 extern int zpool_add(zpool_handle_t *, nvlist_t *);
225 typedef struct splitflags {
226 /* do not split, but return the config that would be split off */
229 /* after splitting, import the pool */
234 * Functions to manipulate pool and vdev state
236 extern int zpool_scan(zpool_handle_t *, pool_scan_func_t);
237 extern int zpool_clear(zpool_handle_t *, const char *, nvlist_t *);
238 extern int zpool_reguid(zpool_handle_t *);
240 extern int zpool_vdev_online(zpool_handle_t *, const char *, int,
242 extern int zpool_vdev_offline(zpool_handle_t *, const char *, boolean_t);
243 extern int zpool_vdev_attach(zpool_handle_t *, const char *,
244 const char *, nvlist_t *, int);
245 extern int zpool_vdev_detach(zpool_handle_t *, const char *);
246 extern int zpool_vdev_remove(zpool_handle_t *, const char *);
247 extern int zpool_vdev_split(zpool_handle_t *, char *, nvlist_t **, nvlist_t *,
250 extern int zpool_vdev_fault(zpool_handle_t *, uint64_t, vdev_aux_t);
251 extern int zpool_vdev_degrade(zpool_handle_t *, uint64_t, vdev_aux_t);
252 extern int zpool_vdev_clear(zpool_handle_t *, uint64_t);
254 extern nvlist_t *zpool_find_vdev(zpool_handle_t *, const char *, boolean_t *,
255 boolean_t *, boolean_t *);
256 extern nvlist_t *zpool_find_vdev_by_physpath(zpool_handle_t *, const char *,
257 boolean_t *, boolean_t *, boolean_t *);
258 extern int zpool_label_disk(libzfs_handle_t *, zpool_handle_t *, const char *);
261 * Functions to manage pool properties
263 extern int zpool_set_prop(zpool_handle_t *, const char *, const char *);
264 extern int zpool_get_prop(zpool_handle_t *, zpool_prop_t, char *,
265 size_t proplen, zprop_source_t *);
266 extern uint64_t zpool_get_prop_int(zpool_handle_t *, zpool_prop_t,
269 extern const char *zpool_prop_to_name(zpool_prop_t);
270 extern const char *zpool_prop_values(zpool_prop_t);
273 * Pool health statistics.
277 * The following correspond to faults as defined in the (fault.fs.zfs.*)
278 * event namespace. Each is associated with a corresponding message ID.
280 ZPOOL_STATUS_CORRUPT_CACHE, /* corrupt /kernel/drv/zpool.cache */
281 ZPOOL_STATUS_MISSING_DEV_R, /* missing device with replicas */
282 ZPOOL_STATUS_MISSING_DEV_NR, /* missing device with no replicas */
283 ZPOOL_STATUS_CORRUPT_LABEL_R, /* bad device label with replicas */
284 ZPOOL_STATUS_CORRUPT_LABEL_NR, /* bad device label with no replicas */
285 ZPOOL_STATUS_BAD_GUID_SUM, /* sum of device guids didn't match */
286 ZPOOL_STATUS_CORRUPT_POOL, /* pool metadata is corrupted */
287 ZPOOL_STATUS_CORRUPT_DATA, /* data errors in user (meta)data */
288 ZPOOL_STATUS_FAILING_DEV, /* device experiencing errors */
289 ZPOOL_STATUS_VERSION_NEWER, /* newer on-disk version */
290 ZPOOL_STATUS_HOSTID_MISMATCH, /* last accessed by another system */
291 ZPOOL_STATUS_IO_FAILURE_WAIT, /* failed I/O, failmode 'wait' */
292 ZPOOL_STATUS_IO_FAILURE_CONTINUE, /* failed I/O, failmode 'continue' */
293 ZPOOL_STATUS_BAD_LOG, /* cannot read log chain(s) */
296 * These faults have no corresponding message ID. At the time we are
297 * checking the status, the original reason for the FMA fault (I/O or
298 * checksum errors) has been lost.
300 ZPOOL_STATUS_FAULTED_DEV_R, /* faulted device with replicas */
301 ZPOOL_STATUS_FAULTED_DEV_NR, /* faulted device with no replicas */
304 * The following are not faults per se, but still an error possibly
305 * requiring administrative attention. There is no corresponding
308 ZPOOL_STATUS_VERSION_OLDER, /* older on-disk version */
309 ZPOOL_STATUS_RESILVERING, /* device being resilvered */
310 ZPOOL_STATUS_OFFLINE_DEV, /* device online */
311 ZPOOL_STATUS_REMOVED_DEV, /* removed device */
314 * Finally, the following indicates a healthy pool.
319 extern zpool_status_t zpool_get_status(zpool_handle_t *, char **);
320 extern zpool_status_t zpool_import_status(nvlist_t *, char **);
321 extern void zpool_dump_ddt(const ddt_stat_t *dds, const ddt_histogram_t *ddh);
324 * Statistics and configuration functions.
326 extern nvlist_t *zpool_get_config(zpool_handle_t *, nvlist_t **);
327 extern int zpool_refresh_stats(zpool_handle_t *, boolean_t *);
328 extern int zpool_get_errlog(zpool_handle_t *, nvlist_t **);
331 * Import and export functions
333 extern int zpool_export(zpool_handle_t *, boolean_t);
334 extern int zpool_export_force(zpool_handle_t *);
335 extern int zpool_import(libzfs_handle_t *, nvlist_t *, const char *,
337 extern int zpool_import_props(libzfs_handle_t *, nvlist_t *, const char *,
341 * Search for pools to import
344 typedef struct importargs {
345 char **path; /* a list of paths to search */
346 int paths; /* number of paths to search */
347 char *poolname; /* name of a pool to find */
348 uint64_t guid; /* guid of a pool to find */
349 char *cachefile; /* cachefile to use for import */
350 int can_be_active : 1; /* can the pool be active? */
351 int unique : 1; /* does 'poolname' already exist? */
352 int exists : 1; /* set on return if pool already exists */
355 extern nvlist_t *zpool_search_import(libzfs_handle_t *, importargs_t *);
357 /* legacy pool search routines */
358 extern nvlist_t *zpool_find_import(libzfs_handle_t *, int, char **);
359 extern nvlist_t *zpool_find_import_cached(libzfs_handle_t *, const char *,
363 * Miscellaneous pool functions
367 extern const char *zfs_history_event_names[LOG_END];
369 extern char *zpool_vdev_name(libzfs_handle_t *, zpool_handle_t *, nvlist_t *,
371 extern int zpool_upgrade(zpool_handle_t *, uint64_t);
372 extern int zpool_get_history(zpool_handle_t *, nvlist_t **);
373 extern int zpool_history_unpack(char *, uint64_t, uint64_t *,
374 nvlist_t ***, uint_t *);
375 extern void zpool_set_history_str(const char *subcommand, int argc,
376 char **argv, char *history_str);
377 extern int zpool_stage_history(libzfs_handle_t *, const char *);
378 extern void zpool_obj_to_path(zpool_handle_t *, uint64_t, uint64_t, char *,
380 extern int zfs_ioctl(libzfs_handle_t *, unsigned long, struct zfs_cmd *);
381 extern int zpool_get_physpath(zpool_handle_t *, char *, size_t);
382 extern void zpool_explain_recover(libzfs_handle_t *, const char *, int,
386 * Basic handle manipulations. These functions do not create or destroy the
387 * underlying datasets, only the references to them.
389 extern zfs_handle_t *zfs_open(libzfs_handle_t *, const char *, int);
390 extern zfs_handle_t *zfs_handle_dup(zfs_handle_t *);
391 extern void zfs_close(zfs_handle_t *);
392 extern zfs_type_t zfs_get_type(const zfs_handle_t *);
393 extern const char *zfs_get_name(const zfs_handle_t *);
394 extern zpool_handle_t *zfs_get_pool_handle(const zfs_handle_t *);
397 * Property management functions. Some functions are shared with the kernel,
398 * and are found in sys/fs/zfs.h.
402 * zfs dataset property management
404 extern const char *zfs_prop_default_string(zfs_prop_t);
405 extern uint64_t zfs_prop_default_numeric(zfs_prop_t);
406 extern const char *zfs_prop_column_name(zfs_prop_t);
407 extern boolean_t zfs_prop_align_right(zfs_prop_t);
409 extern nvlist_t *zfs_valid_proplist(libzfs_handle_t *, zfs_type_t,
410 nvlist_t *, uint64_t, zfs_handle_t *, const char *);
412 extern const char *zfs_prop_to_name(zfs_prop_t);
413 extern int zfs_prop_set(zfs_handle_t *, const char *, const char *);
414 extern int zfs_prop_get(zfs_handle_t *, zfs_prop_t, char *, size_t,
415 zprop_source_t *, char *, size_t, boolean_t);
416 extern int zfs_prop_get_recvd(zfs_handle_t *, const char *, char *, size_t,
418 extern int zfs_prop_get_numeric(zfs_handle_t *, zfs_prop_t, uint64_t *,
419 zprop_source_t *, char *, size_t);
420 extern int zfs_prop_get_userquota_int(zfs_handle_t *zhp, const char *propname,
421 uint64_t *propvalue);
422 extern int zfs_prop_get_userquota(zfs_handle_t *zhp, const char *propname,
423 char *propbuf, int proplen, boolean_t literal);
424 extern int zfs_prop_get_written_int(zfs_handle_t *zhp, const char *propname,
425 uint64_t *propvalue);
426 extern int zfs_prop_get_written(zfs_handle_t *zhp, const char *propname,
427 char *propbuf, int proplen, boolean_t literal);
428 extern int zfs_get_snapused_int(zfs_handle_t *firstsnap, zfs_handle_t *lastsnap,
430 extern uint64_t zfs_prop_get_int(zfs_handle_t *, zfs_prop_t);
431 extern int zfs_prop_inherit(zfs_handle_t *, const char *, boolean_t);
432 extern const char *zfs_prop_values(zfs_prop_t);
433 extern int zfs_prop_is_string(zfs_prop_t prop);
434 extern nvlist_t *zfs_get_user_props(zfs_handle_t *);
435 extern nvlist_t *zfs_get_recvd_props(zfs_handle_t *);
436 extern nvlist_t *zfs_get_clones_nvl(zfs_handle_t *);
439 typedef struct zprop_list {
442 struct zprop_list *pl_next;
445 size_t pl_recvd_width;
449 extern int zfs_expand_proplist(zfs_handle_t *, zprop_list_t **, boolean_t);
450 extern void zfs_prune_proplist(zfs_handle_t *, uint8_t *);
452 #define ZFS_MOUNTPOINT_NONE "none"
453 #define ZFS_MOUNTPOINT_LEGACY "legacy"
456 * zpool property management
458 extern int zpool_expand_proplist(zpool_handle_t *, zprop_list_t **);
459 extern const char *zpool_prop_default_string(zpool_prop_t);
460 extern uint64_t zpool_prop_default_numeric(zpool_prop_t);
461 extern const char *zpool_prop_column_name(zpool_prop_t);
462 extern boolean_t zpool_prop_align_right(zpool_prop_t);
465 * Functions shared by zfs and zpool property management.
467 extern int zprop_iter(zprop_func func, void *cb, boolean_t show_all,
468 boolean_t ordered, zfs_type_t type);
469 extern int zprop_get_list(libzfs_handle_t *, char *, zprop_list_t **,
471 extern void zprop_free_list(zprop_list_t *);
473 #define ZFS_GET_NCOLS 5
485 * Functions for printing zfs or zpool properties
487 typedef struct zprop_get_cbdata {
489 zfs_get_column_t cb_columns[ZFS_GET_NCOLS];
490 int cb_colwidths[ZFS_GET_NCOLS + 1];
491 boolean_t cb_scripted;
492 boolean_t cb_literal;
494 zprop_list_t *cb_proplist;
496 } zprop_get_cbdata_t;
498 void zprop_print_one_property(const char *, zprop_get_cbdata_t *,
499 const char *, const char *, zprop_source_t, const char *,
503 * Iterator functions.
505 typedef int (*zfs_iter_f)(zfs_handle_t *, void *);
506 extern int zfs_iter_root(libzfs_handle_t *, zfs_iter_f, void *);
507 extern int zfs_iter_children(zfs_handle_t *, zfs_iter_f, void *);
508 extern int zfs_iter_dependents(zfs_handle_t *, boolean_t, zfs_iter_f, void *);
509 extern int zfs_iter_filesystems(zfs_handle_t *, zfs_iter_f, void *);
510 extern int zfs_iter_snapshots(zfs_handle_t *, boolean_t, zfs_iter_f, void *);
511 extern int zfs_iter_snapshots_sorted(zfs_handle_t *, zfs_iter_f, void *);
512 extern int zfs_iter_snapspec(zfs_handle_t *, const char *, zfs_iter_f, void *);
514 typedef struct get_all_cb {
515 zfs_handle_t **cb_handles;
518 boolean_t cb_verbose;
519 int (*cb_getone)(zfs_handle_t *, void *);
522 void libzfs_add_handle(get_all_cb_t *, zfs_handle_t *);
523 int libzfs_dataset_cmp(const void *, const void *);
526 * Functions to create and destroy datasets.
528 extern int zfs_create(libzfs_handle_t *, const char *, zfs_type_t,
530 extern int zfs_create_ancestors(libzfs_handle_t *, const char *);
531 extern int zfs_destroy(zfs_handle_t *, boolean_t);
532 extern int zfs_destroy_snaps(zfs_handle_t *, char *, boolean_t);
533 extern int zfs_destroy_snaps_nvl(zfs_handle_t *, nvlist_t *, boolean_t);
534 extern int zfs_clone(zfs_handle_t *, const char *, nvlist_t *);
535 extern int zfs_snapshot(libzfs_handle_t *, const char *, boolean_t, nvlist_t *);
536 extern int zfs_rollback(zfs_handle_t *, zfs_handle_t *, boolean_t);
538 typedef struct renameflags {
539 /* recursive rename */
542 /* don't unmount file systems */
546 extern int zfs_rename(zfs_handle_t *, const char *, renameflags_t flags);
548 typedef struct sendflags {
549 /* print informational messages (ie, -v was specified) */
552 /* recursive send (ie, -R) */
555 /* for incrementals, do all intermediate snapshots */
558 /* if dataset is a clone, do incremental from its origin */
559 boolean_t fromorigin;
561 /* do deduplication */
564 /* send properties (ie, -p) */
567 /* do not send (no-op, ie. -n) */
570 /* parsable verbose output (ie. -P) */
574 typedef boolean_t (snapfilter_cb_t)(zfs_handle_t *, void *);
576 extern int zfs_send(zfs_handle_t *, const char *, const char *,
577 sendflags_t *, int, snapfilter_cb_t, void *, nvlist_t **);
579 extern int zfs_promote(zfs_handle_t *);
580 extern int zfs_hold(zfs_handle_t *, const char *, const char *, boolean_t,
581 boolean_t, boolean_t, int, uint64_t, uint64_t);
582 extern int zfs_release(zfs_handle_t *, const char *, const char *, boolean_t);
583 extern int zfs_get_holds(zfs_handle_t *, nvlist_t **);
584 extern uint64_t zvol_volsize_to_reservation(uint64_t, nvlist_t *);
586 typedef int (*zfs_userspace_cb_t)(void *arg, const char *domain,
587 uid_t rid, uint64_t space);
589 extern int zfs_userspace(zfs_handle_t *, zfs_userquota_prop_t,
590 zfs_userspace_cb_t, void *);
592 extern int zfs_get_fsacl(zfs_handle_t *, nvlist_t **);
593 extern int zfs_set_fsacl(zfs_handle_t *, boolean_t, nvlist_t *);
595 typedef struct recvflags {
596 /* print informational messages (ie, -v was specified) */
599 /* the destination is a prefix, not the exact fs (ie, -d) */
603 * Only the tail of the sent snapshot path is appended to the
604 * destination to determine the received snapshot name (ie, -e).
608 /* do not actually do the recv, just check if it would work (ie, -n) */
611 /* rollback/destroy filesystems as necessary (eg, -F) */
614 /* set "canmount=off" on all modified filesystems */
615 boolean_t canmountoff;
617 /* byteswap flag is used internally; callers need not specify */
620 /* do not mount file systems as they are extracted (private) */
624 extern int zfs_receive(libzfs_handle_t *, const char *, recvflags_t *,
627 typedef enum diff_flags {
628 ZFS_DIFF_PARSEABLE = 0x1,
629 ZFS_DIFF_TIMESTAMP = 0x2,
630 ZFS_DIFF_CLASSIFY = 0x4
633 extern int zfs_show_diffs(zfs_handle_t *, int, const char *, const char *,
637 * Miscellaneous functions.
639 extern const char *zfs_type_to_name(zfs_type_t);
640 extern void zfs_refresh_properties(zfs_handle_t *);
641 extern int zfs_name_valid(const char *, zfs_type_t);
642 extern zfs_handle_t *zfs_path_to_zhandle(libzfs_handle_t *, char *, zfs_type_t);
643 extern boolean_t zfs_dataset_exists(libzfs_handle_t *, const char *,
645 extern int zfs_spa_version(zfs_handle_t *, int *);
648 * Mount support functions.
650 extern boolean_t is_mounted(libzfs_handle_t *, const char *special, char **);
651 extern boolean_t zfs_is_mounted(zfs_handle_t *, char **);
652 extern int zfs_mount(zfs_handle_t *, const char *, int);
653 extern int zfs_unmount(zfs_handle_t *, const char *, int);
654 extern int zfs_unmountall(zfs_handle_t *, int);
657 * Share support functions.
659 extern boolean_t zfs_is_shared(zfs_handle_t *);
660 extern int zfs_share(zfs_handle_t *);
661 extern int zfs_unshare(zfs_handle_t *);
664 * Protocol-specific share support functions.
666 extern boolean_t zfs_is_shared_nfs(zfs_handle_t *, char **);
667 extern boolean_t zfs_is_shared_smb(zfs_handle_t *, char **);
668 extern int zfs_share_nfs(zfs_handle_t *);
669 extern int zfs_share_smb(zfs_handle_t *);
670 extern int zfs_shareall(zfs_handle_t *);
671 extern int zfs_unshare_nfs(zfs_handle_t *, const char *);
672 extern int zfs_unshare_smb(zfs_handle_t *, const char *);
673 extern int zfs_unshareall_nfs(zfs_handle_t *);
674 extern int zfs_unshareall_smb(zfs_handle_t *);
675 extern int zfs_unshareall_bypath(zfs_handle_t *, const char *);
676 extern int zfs_unshareall(zfs_handle_t *);
677 extern int zfs_deleg_share_nfs(libzfs_handle_t *, char *, char *, char *,
678 void *, void *, int, zfs_share_op_t);
681 * FreeBSD-specific jail support function.
683 extern int zfs_jail(zfs_handle_t *, int, int);
686 * When dealing with nvlists, verify() is extremely useful
690 #define verify(EX) ((void)(EX))
692 #define verify(EX) assert(EX)
697 * Utility function to convert a number to a human-readable form.
699 extern void zfs_nicenum(uint64_t, char *, size_t);
700 extern int zfs_nicestrtonum(libzfs_handle_t *, const char *, uint64_t *);
703 * Given a device or file, determine if it is part of a pool.
705 extern int zpool_in_use(libzfs_handle_t *, int, pool_state_t *, char **,
709 * Label manipulation.
711 extern int zpool_read_label(int, nvlist_t **);
712 extern int zpool_clear_label(int);
714 /* is this zvol valid for use as a dump device? */
715 extern int zvol_check_dump_config(char *);
718 * Management interfaces for SMB ACL files
721 int zfs_smb_acl_add(libzfs_handle_t *, char *, char *, char *);
722 int zfs_smb_acl_remove(libzfs_handle_t *, char *, char *, char *);
723 int zfs_smb_acl_purge(libzfs_handle_t *, char *, char *);
724 int zfs_smb_acl_rename(libzfs_handle_t *, char *, char *, char *, char *);
727 * Enable and disable datasets within a pool by mounting/unmounting and
728 * sharing/unsharing them.
730 extern int zpool_enable_datasets(zpool_handle_t *, const char *, int);
731 extern int zpool_disable_datasets(zpool_handle_t *, boolean_t);
734 * Mappings between vdev and FRU.
736 extern void libzfs_fru_refresh(libzfs_handle_t *);
737 extern const char *libzfs_fru_lookup(libzfs_handle_t *, const char *);
738 extern const char *libzfs_fru_devpath(libzfs_handle_t *, const char *);
739 extern boolean_t libzfs_fru_compare(libzfs_handle_t *, const char *,
741 extern boolean_t libzfs_fru_notself(libzfs_handle_t *, const char *);
742 extern int zpool_fru_set(zpool_handle_t *, uint64_t, const char *);
745 extern int zmount(const char *, const char *, int, char *, char *, int, char *,
753 #endif /* _LIBZFS_H */