1fa9e4066Sahrens /* 2fa9e4066Sahrens * CDDL HEADER START 3fa9e4066Sahrens * 4fa9e4066Sahrens * The contents of this file are subject to the terms of the 5441d80aaSlling * Common Development and Distribution License (the "License"). 6441d80aaSlling * You may not use this file except in compliance with the License. 7fa9e4066Sahrens * 8fa9e4066Sahrens * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9fa9e4066Sahrens * or http://www.opensolaris.org/os/licensing. 10fa9e4066Sahrens * See the License for the specific language governing permissions 11fa9e4066Sahrens * and limitations under the License. 12fa9e4066Sahrens * 13fa9e4066Sahrens * When distributing Covered Code, include this CDDL HEADER in each 14fa9e4066Sahrens * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15fa9e4066Sahrens * If applicable, add the following below this CDDL HEADER, with the 16fa9e4066Sahrens * fields enclosed by brackets "[]" replaced with your own identifying 17fa9e4066Sahrens * information: Portions Copyright [yyyy] [name of copyright owner] 18fa9e4066Sahrens * 19fa9e4066Sahrens * CDDL HEADER END 20fa9e4066Sahrens */ 21f3861e1aSahl 22fa9e4066Sahrens /* 23*55434c77Sek * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 24fa9e4066Sahrens * Use is subject to license terms. 25fa9e4066Sahrens */ 26fa9e4066Sahrens 27fa9e4066Sahrens #ifndef _LIBZFS_H 28fa9e4066Sahrens #define _LIBZFS_H 29fa9e4066Sahrens 30fa9e4066Sahrens #pragma ident "%Z%%M% %I% %E% SMI" 31fa9e4066Sahrens 32fa9e4066Sahrens #include <assert.h> 33fa9e4066Sahrens #include <libnvpair.h> 34fa9e4066Sahrens #include <sys/param.h> 35fa9e4066Sahrens #include <sys/types.h> 36fa9e4066Sahrens #include <sys/varargs.h> 37fa9e4066Sahrens #include <sys/fs/zfs.h> 38fa9e4066Sahrens 39fa9e4066Sahrens #ifdef __cplusplus 40fa9e4066Sahrens extern "C" { 41fa9e4066Sahrens #endif 42fa9e4066Sahrens 43fa9e4066Sahrens /* 44fa9e4066Sahrens * Miscellaneous ZFS constants 45fa9e4066Sahrens */ 46fa9e4066Sahrens #define ZFS_MAXNAMELEN MAXNAMELEN 47fa9e4066Sahrens #define ZPOOL_MAXNAMELEN MAXNAMELEN 48fa9e4066Sahrens #define ZFS_MAXPROPLEN MAXPATHLEN 49fa9e4066Sahrens 5099653d4eSeschrock /* 5199653d4eSeschrock * libzfs errors 5299653d4eSeschrock */ 5399653d4eSeschrock enum { 5499653d4eSeschrock EZFS_NOMEM = 2000, /* out of memory */ 5599653d4eSeschrock EZFS_BADPROP, /* invalid property value */ 5699653d4eSeschrock EZFS_PROPREADONLY, /* cannot set readonly property */ 5799653d4eSeschrock EZFS_PROPTYPE, /* property does not apply to dataset type */ 5899653d4eSeschrock EZFS_PROPNONINHERIT, /* property is not inheritable */ 5999653d4eSeschrock EZFS_PROPSPACE, /* bad quota or reservation */ 6099653d4eSeschrock EZFS_BADTYPE, /* dataset is not of appropriate type */ 6199653d4eSeschrock EZFS_BUSY, /* pool or dataset is busy */ 6299653d4eSeschrock EZFS_EXISTS, /* pool or dataset already exists */ 6399653d4eSeschrock EZFS_NOENT, /* no such pool or dataset */ 6499653d4eSeschrock EZFS_BADSTREAM, /* bad backup stream */ 6599653d4eSeschrock EZFS_DSREADONLY, /* dataset is readonly */ 6699653d4eSeschrock EZFS_VOLTOOBIG, /* volume is too large for 32-bit system */ 6799653d4eSeschrock EZFS_VOLHASDATA, /* volume already contains data */ 6899653d4eSeschrock EZFS_INVALIDNAME, /* invalid dataset name */ 6999653d4eSeschrock EZFS_BADRESTORE, /* unable to restore to destination */ 7099653d4eSeschrock EZFS_BADBACKUP, /* backup failed */ 7199653d4eSeschrock EZFS_BADTARGET, /* bad attach/detach/replace target */ 7299653d4eSeschrock EZFS_NODEVICE, /* no such device in pool */ 7399653d4eSeschrock EZFS_BADDEV, /* invalid device to add */ 7499653d4eSeschrock EZFS_NOREPLICAS, /* no valid replicas */ 7599653d4eSeschrock EZFS_RESILVERING, /* currently resilvering */ 7699653d4eSeschrock EZFS_BADVERSION, /* unsupported version */ 7799653d4eSeschrock EZFS_POOLUNAVAIL, /* pool is currently unavailable */ 7899653d4eSeschrock EZFS_DEVOVERFLOW, /* too many devices in one vdev */ 7999653d4eSeschrock EZFS_BADPATH, /* must be an absolute path */ 8099653d4eSeschrock EZFS_CROSSTARGET, /* rename or clone across pool or dataset */ 8199653d4eSeschrock EZFS_ZONED, /* used improperly in local zone */ 8299653d4eSeschrock EZFS_MOUNTFAILED, /* failed to mount dataset */ 8399653d4eSeschrock EZFS_UMOUNTFAILED, /* failed to unmount dataset */ 84f3861e1aSahl EZFS_UNSHARENFSFAILED, /* unshare(1M) failed */ 85f3861e1aSahl EZFS_SHARENFSFAILED, /* share(1M) failed */ 8699653d4eSeschrock EZFS_DEVLINKS, /* failed to create zvol links */ 8799653d4eSeschrock EZFS_PERM, /* permission denied */ 8899653d4eSeschrock EZFS_NOSPC, /* out of space */ 8999653d4eSeschrock EZFS_IO, /* I/O error */ 9099653d4eSeschrock EZFS_INTR, /* signal received */ 9199653d4eSeschrock EZFS_ISSPARE, /* device is a hot spare */ 9299653d4eSeschrock EZFS_INVALCONFIG, /* invalid vdev configuration */ 933bb79becSeschrock EZFS_RECURSIVE, /* recursive dependency */ 9406eeb2adSek EZFS_NOHISTORY, /* no history object */ 95f3861e1aSahl EZFS_UNSHAREISCSIFAILED, /* iscsitgtd failed request to unshare */ 96f3861e1aSahl EZFS_SHAREISCSIFAILED, /* iscsitgtd failed request to share */ 9799653d4eSeschrock EZFS_UNKNOWN /* unknown error */ 9899653d4eSeschrock }; 9999653d4eSeschrock 100fa9e4066Sahrens /* 101fa9e4066Sahrens * Basic handle types 102fa9e4066Sahrens */ 103fa9e4066Sahrens typedef struct zfs_handle zfs_handle_t; 104fa9e4066Sahrens typedef struct zpool_handle zpool_handle_t; 10599653d4eSeschrock typedef struct libzfs_handle libzfs_handle_t; 10699653d4eSeschrock 10799653d4eSeschrock /* 10899653d4eSeschrock * Library initialization 10999653d4eSeschrock */ 11099653d4eSeschrock extern libzfs_handle_t *libzfs_init(void); 11199653d4eSeschrock extern void libzfs_fini(libzfs_handle_t *); 11299653d4eSeschrock 11399653d4eSeschrock extern libzfs_handle_t *zpool_get_handle(zpool_handle_t *); 11499653d4eSeschrock extern libzfs_handle_t *zfs_get_handle(zfs_handle_t *); 11599653d4eSeschrock 11699653d4eSeschrock extern void libzfs_print_on_error(libzfs_handle_t *, boolean_t); 11799653d4eSeschrock 11899653d4eSeschrock extern int libzfs_errno(libzfs_handle_t *); 11999653d4eSeschrock extern const char *libzfs_error_action(libzfs_handle_t *); 12099653d4eSeschrock extern const char *libzfs_error_description(libzfs_handle_t *); 121fa9e4066Sahrens 122fa9e4066Sahrens /* 123fa9e4066Sahrens * Basic handle functions 124fa9e4066Sahrens */ 12599653d4eSeschrock extern zpool_handle_t *zpool_open(libzfs_handle_t *, const char *); 12699653d4eSeschrock extern zpool_handle_t *zpool_open_canfail(libzfs_handle_t *, const char *); 127fa9e4066Sahrens extern void zpool_close(zpool_handle_t *); 128fa9e4066Sahrens extern const char *zpool_get_name(zpool_handle_t *); 129fa9e4066Sahrens extern uint64_t zpool_get_guid(zpool_handle_t *); 130fa9e4066Sahrens extern uint64_t zpool_get_space_used(zpool_handle_t *); 131fa9e4066Sahrens extern uint64_t zpool_get_space_total(zpool_handle_t *); 132fa9e4066Sahrens extern int zpool_get_root(zpool_handle_t *, char *, size_t); 133fa9e4066Sahrens extern int zpool_get_state(zpool_handle_t *); 13499653d4eSeschrock extern uint64_t zpool_get_version(zpool_handle_t *); 135fa9e4066Sahrens 136fa9e4066Sahrens /* 137fa9e4066Sahrens * Iterate over all active pools in the system. 138fa9e4066Sahrens */ 139fa9e4066Sahrens typedef int (*zpool_iter_f)(zpool_handle_t *, void *); 14099653d4eSeschrock extern int zpool_iter(libzfs_handle_t *, zpool_iter_f, void *); 141fa9e4066Sahrens 142fa9e4066Sahrens /* 143fa9e4066Sahrens * Functions to create and destroy pools 144fa9e4066Sahrens */ 14599653d4eSeschrock extern int zpool_create(libzfs_handle_t *, const char *, nvlist_t *, 14699653d4eSeschrock const char *); 147fa9e4066Sahrens extern int zpool_destroy(zpool_handle_t *); 148fa9e4066Sahrens extern int zpool_add(zpool_handle_t *, nvlist_t *); 149fa9e4066Sahrens 150fa9e4066Sahrens /* 151fa9e4066Sahrens * Functions to manipulate pool and vdev state 152fa9e4066Sahrens */ 153fa9e4066Sahrens extern int zpool_scrub(zpool_handle_t *, pool_scrub_type_t); 154fa9e4066Sahrens 155fa9e4066Sahrens extern int zpool_vdev_online(zpool_handle_t *, const char *); 156441d80aaSlling extern int zpool_vdev_offline(zpool_handle_t *, const char *, int); 157fa9e4066Sahrens extern int zpool_vdev_attach(zpool_handle_t *, const char *, const char *, 158fa9e4066Sahrens nvlist_t *, int); 159fa9e4066Sahrens extern int zpool_vdev_detach(zpool_handle_t *, const char *); 16099653d4eSeschrock extern int zpool_vdev_remove(zpool_handle_t *, const char *); 161ea8dc4b6Seschrock extern int zpool_clear(zpool_handle_t *, const char *); 16299653d4eSeschrock extern nvlist_t *zpool_find_vdev(zpool_handle_t *, const char *, boolean_t *); 163fa9e4066Sahrens 164fa9e4066Sahrens /* 165fa9e4066Sahrens * Pool health statistics. 166fa9e4066Sahrens */ 167fa9e4066Sahrens typedef enum { 168fa9e4066Sahrens /* 169fa9e4066Sahrens * The following correspond to faults as defined in the (fault.fs.zfs.*) 170b81d61a6Slling * event namespace. Each is associated with a corresponding message ID. 171fa9e4066Sahrens */ 172fa9e4066Sahrens ZPOOL_STATUS_CORRUPT_CACHE, /* corrupt /kernel/drv/zpool.cache */ 173fa9e4066Sahrens ZPOOL_STATUS_MISSING_DEV_R, /* missing device with replicas */ 174fa9e4066Sahrens ZPOOL_STATUS_MISSING_DEV_NR, /* missing device with no replicas */ 175fa9e4066Sahrens ZPOOL_STATUS_CORRUPT_LABEL_R, /* bad device label with replicas */ 176b81d61a6Slling ZPOOL_STATUS_CORRUPT_LABEL_NR, /* bad device label with no replicas */ 177fa9e4066Sahrens ZPOOL_STATUS_BAD_GUID_SUM, /* sum of device guids didn't match */ 178fa9e4066Sahrens ZPOOL_STATUS_CORRUPT_POOL, /* pool metadata is corrupted */ 179fa9e4066Sahrens ZPOOL_STATUS_CORRUPT_DATA, /* data errors in user (meta)data */ 180fa9e4066Sahrens ZPOOL_STATUS_FAILING_DEV, /* device experiencing errors */ 181eaca9bbdSeschrock ZPOOL_STATUS_VERSION_NEWER, /* newer on-disk version */ 182fa9e4066Sahrens 183fa9e4066Sahrens /* 184fa9e4066Sahrens * The following are not faults per se, but still an error possibly 185b81d61a6Slling * requiring administrative attention. There is no corresponding 186fa9e4066Sahrens * message ID. 187fa9e4066Sahrens */ 188eaca9bbdSeschrock ZPOOL_STATUS_VERSION_OLDER, /* older on-disk version */ 189fa9e4066Sahrens ZPOOL_STATUS_RESILVERING, /* device being resilvered */ 190fa9e4066Sahrens ZPOOL_STATUS_OFFLINE_DEV, /* device online */ 191fa9e4066Sahrens 192fa9e4066Sahrens /* 193fa9e4066Sahrens * Finally, the following indicates a healthy pool. 194fa9e4066Sahrens */ 195fa9e4066Sahrens ZPOOL_STATUS_OK 196fa9e4066Sahrens } zpool_status_t; 197fa9e4066Sahrens 198ea8dc4b6Seschrock extern zpool_status_t zpool_get_status(zpool_handle_t *, char **); 199ea8dc4b6Seschrock extern zpool_status_t zpool_import_status(nvlist_t *, char **); 200fa9e4066Sahrens 201fa9e4066Sahrens /* 202fa9e4066Sahrens * Statistics and configuration functions. 203fa9e4066Sahrens */ 204ea8dc4b6Seschrock extern nvlist_t *zpool_get_config(zpool_handle_t *, nvlist_t **); 20594de1d4cSeschrock extern int zpool_refresh_stats(zpool_handle_t *, boolean_t *); 206*55434c77Sek extern int zpool_get_errlog(zpool_handle_t *, nvlist_t **); 207ea8dc4b6Seschrock 208fa9e4066Sahrens /* 209fa9e4066Sahrens * Import and export functions 210fa9e4066Sahrens */ 211fa9e4066Sahrens extern int zpool_export(zpool_handle_t *); 21299653d4eSeschrock extern int zpool_import(libzfs_handle_t *, nvlist_t *, const char *, 21399653d4eSeschrock const char *); 214fa9e4066Sahrens 215fa9e4066Sahrens /* 216fa9e4066Sahrens * Search for pools to import 217fa9e4066Sahrens */ 21899653d4eSeschrock extern nvlist_t *zpool_find_import(libzfs_handle_t *, int, char **); 219fa9e4066Sahrens 220c67d9675Seschrock /* 221c67d9675Seschrock * Miscellaneous pool functions 222c67d9675Seschrock */ 22399653d4eSeschrock extern char *zpool_vdev_name(libzfs_handle_t *, zpool_handle_t *, nvlist_t *); 224eaca9bbdSeschrock extern int zpool_upgrade(zpool_handle_t *); 22506eeb2adSek extern int zpool_get_history(zpool_handle_t *, nvlist_t **); 22606eeb2adSek extern void zpool_log_history(libzfs_handle_t *, int, char **, const char *, 22706eeb2adSek boolean_t, boolean_t); 228*55434c77Sek extern void zpool_obj_to_path(zpool_handle_t *, uint64_t, uint64_t, char *, 229*55434c77Sek size_t len); 230c67d9675Seschrock 231fa9e4066Sahrens /* 232fa9e4066Sahrens * Basic handle manipulations. These functions do not create or destroy the 233fa9e4066Sahrens * underlying datasets, only the references to them. 234fa9e4066Sahrens */ 23599653d4eSeschrock extern zfs_handle_t *zfs_open(libzfs_handle_t *, const char *, int); 236fa9e4066Sahrens extern void zfs_close(zfs_handle_t *); 237fa9e4066Sahrens extern zfs_type_t zfs_get_type(const zfs_handle_t *); 238fa9e4066Sahrens extern const char *zfs_get_name(const zfs_handle_t *); 239fa9e4066Sahrens 240fa9e4066Sahrens typedef enum { 241fa9e4066Sahrens ZFS_SRC_NONE = 0x1, 242fa9e4066Sahrens ZFS_SRC_DEFAULT = 0x2, 243fa9e4066Sahrens ZFS_SRC_TEMPORARY = 0x4, 244fa9e4066Sahrens ZFS_SRC_LOCAL = 0x8, 245fa9e4066Sahrens ZFS_SRC_INHERITED = 0x10 246fa9e4066Sahrens } zfs_source_t; 247fa9e4066Sahrens 248fa9e4066Sahrens #define ZFS_SRC_ALL 0x1f 249fa9e4066Sahrens 250fa9e4066Sahrens /* 251fa9e4066Sahrens * Property management functions. Some functions are shared with the kernel, 252b81d61a6Slling * and are found in sys/fs/zfs.h. 253fa9e4066Sahrens */ 254e9dbad6fSeschrock extern const char *zfs_prop_to_name(zfs_prop_t); 255e9dbad6fSeschrock extern int zfs_prop_set(zfs_handle_t *, const char *, const char *); 256e9dbad6fSeschrock extern int zfs_prop_get(zfs_handle_t *, zfs_prop_t, char *, size_t, 257e9dbad6fSeschrock zfs_source_t *, char *, size_t, boolean_t); 258e9dbad6fSeschrock extern int zfs_prop_get_numeric(zfs_handle_t *, zfs_prop_t, uint64_t *, 259e9dbad6fSeschrock zfs_source_t *, char *, size_t); 260e9dbad6fSeschrock extern uint64_t zfs_prop_get_int(zfs_handle_t *, zfs_prop_t); 261e9dbad6fSeschrock extern const char *zfs_prop_get_string(zfs_handle_t *, zfs_prop_t); 262e9dbad6fSeschrock extern int zfs_prop_inherit(zfs_handle_t *, const char *); 263e9dbad6fSeschrock extern const char *zfs_prop_values(zfs_prop_t); 264e9dbad6fSeschrock extern int zfs_prop_valid_for_type(zfs_prop_t, int); 265e9dbad6fSeschrock extern const char *zfs_prop_default_string(zfs_prop_t prop); 266e9dbad6fSeschrock extern uint64_t zfs_prop_default_numeric(zfs_prop_t); 267e9dbad6fSeschrock extern int zfs_prop_is_string(zfs_prop_t prop); 268e9dbad6fSeschrock extern const char *zfs_prop_column_name(zfs_prop_t); 269e9dbad6fSeschrock extern boolean_t zfs_prop_align_right(zfs_prop_t); 270e9dbad6fSeschrock 271e9dbad6fSeschrock typedef struct zfs_proplist { 272e9dbad6fSeschrock zfs_prop_t pl_prop; 273e9dbad6fSeschrock char *pl_user_prop; 274e9dbad6fSeschrock struct zfs_proplist *pl_next; 275e9dbad6fSeschrock boolean_t pl_all; 276e9dbad6fSeschrock size_t pl_width; 277e9dbad6fSeschrock boolean_t pl_fixed; 278e9dbad6fSeschrock } zfs_proplist_t; 279e9dbad6fSeschrock 280e9dbad6fSeschrock extern int zfs_get_proplist(libzfs_handle_t *, char *, zfs_proplist_t **); 281e9dbad6fSeschrock extern void zfs_free_proplist(zfs_proplist_t *); 282e9dbad6fSeschrock extern int zfs_expand_proplist(zfs_handle_t *, zfs_proplist_t **); 283e9dbad6fSeschrock extern nvlist_t *zfs_get_user_props(zfs_handle_t *); 284fa9e4066Sahrens 285fa9e4066Sahrens #define ZFS_MOUNTPOINT_NONE "none" 286fa9e4066Sahrens #define ZFS_MOUNTPOINT_LEGACY "legacy" 287fa9e4066Sahrens 288fa9e4066Sahrens /* 289fa9e4066Sahrens * Iterator functions. 290fa9e4066Sahrens */ 291fa9e4066Sahrens typedef int (*zfs_iter_f)(zfs_handle_t *, void *); 29299653d4eSeschrock extern int zfs_iter_root(libzfs_handle_t *, zfs_iter_f, void *); 293fa9e4066Sahrens extern int zfs_iter_children(zfs_handle_t *, zfs_iter_f, void *); 2943bb79becSeschrock extern int zfs_iter_dependents(zfs_handle_t *, boolean_t, zfs_iter_f, void *); 2957f7322feSeschrock extern int zfs_iter_filesystems(zfs_handle_t *, zfs_iter_f, void *); 2967f7322feSeschrock extern int zfs_iter_snapshots(zfs_handle_t *, zfs_iter_f, void *); 297fa9e4066Sahrens 298fa9e4066Sahrens /* 299fa9e4066Sahrens * Functions to create and destroy datasets. 300fa9e4066Sahrens */ 30199653d4eSeschrock extern int zfs_create(libzfs_handle_t *, const char *, zfs_type_t, 302e9dbad6fSeschrock nvlist_t *); 303fa9e4066Sahrens extern int zfs_destroy(zfs_handle_t *); 3041d452cf5Sahrens extern int zfs_destroy_snaps(zfs_handle_t *, char *); 305e9dbad6fSeschrock extern int zfs_clone(zfs_handle_t *, const char *, nvlist_t *); 3061d452cf5Sahrens extern int zfs_snapshot(libzfs_handle_t *, const char *, boolean_t); 307b12a1c38Slling extern int zfs_rollback(zfs_handle_t *, zfs_handle_t *, int); 308fa9e4066Sahrens extern int zfs_rename(zfs_handle_t *, const char *); 309a2eea2e1Sahrens extern int zfs_send(zfs_handle_t *, const char *); 31098579b20Snd extern int zfs_receive(libzfs_handle_t *, const char *, int, int, int, 31198579b20Snd boolean_t); 31299653d4eSeschrock extern int zfs_promote(zfs_handle_t *); 313fa9e4066Sahrens 314fa9e4066Sahrens /* 315fa9e4066Sahrens * Miscellaneous functions. 316fa9e4066Sahrens */ 317fa9e4066Sahrens extern const char *zfs_type_to_name(zfs_type_t); 318fa9e4066Sahrens extern void zfs_refresh_properties(zfs_handle_t *); 319fa9e4066Sahrens extern int zfs_name_valid(const char *, zfs_type_t); 320f3861e1aSahl extern int zfs_disable(zfs_handle_t *); 321f3861e1aSahl extern int zfs_enable(zfs_handle_t *); 322fa9e4066Sahrens 323fa9e4066Sahrens /* 324fa9e4066Sahrens * Mount support functions. 325fa9e4066Sahrens */ 326*55434c77Sek extern boolean_t is_mounted(libzfs_handle_t *, const char *special, char **); 32799653d4eSeschrock extern boolean_t zfs_is_mounted(zfs_handle_t *, char **); 328fa9e4066Sahrens extern int zfs_mount(zfs_handle_t *, const char *, int); 329fa9e4066Sahrens extern int zfs_unmount(zfs_handle_t *, const char *, int); 330fa9e4066Sahrens extern int zfs_unmountall(zfs_handle_t *, int); 331fa9e4066Sahrens 332fa9e4066Sahrens /* 333fa9e4066Sahrens * Share support functions. 334fa9e4066Sahrens */ 335f3861e1aSahl extern boolean_t zfs_is_shared(zfs_handle_t *); 336fa9e4066Sahrens extern int zfs_share(zfs_handle_t *); 337f3861e1aSahl extern int zfs_unshare(zfs_handle_t *); 338f3861e1aSahl 339f3861e1aSahl /* 340f3861e1aSahl * Protocol-specifc share support functions. 341f3861e1aSahl */ 342f3861e1aSahl extern boolean_t zfs_is_shared_nfs(zfs_handle_t *, char **); 343f3861e1aSahl extern int zfs_share_nfs(zfs_handle_t *); 344f3861e1aSahl extern int zfs_unshare_nfs(zfs_handle_t *, const char *); 345f3861e1aSahl extern int zfs_unshareall_nfs(zfs_handle_t *); 346f3861e1aSahl extern boolean_t zfs_is_shared_iscsi(zfs_handle_t *); 347f3861e1aSahl extern int zfs_share_iscsi(zfs_handle_t *); 348f3861e1aSahl extern int zfs_unshare_iscsi(zfs_handle_t *); 349fa9e4066Sahrens 350fa9e4066Sahrens /* 351fa9e4066Sahrens * When dealing with nvlists, verify() is extremely useful 352fa9e4066Sahrens */ 353fa9e4066Sahrens #ifdef NDEBUG 354fa9e4066Sahrens #define verify(EX) ((void)(EX)) 355fa9e4066Sahrens #else 356fa9e4066Sahrens #define verify(EX) assert(EX) 357fa9e4066Sahrens #endif 358fa9e4066Sahrens 359fa9e4066Sahrens /* 360fa9e4066Sahrens * Utility function to convert a number to a human-readable form. 361fa9e4066Sahrens */ 362fa9e4066Sahrens extern void zfs_nicenum(uint64_t, char *, size_t); 363e9dbad6fSeschrock extern int zfs_nicestrtonum(libzfs_handle_t *, const char *, uint64_t *); 364fa9e4066Sahrens 365fa9e4066Sahrens /* 366fa9e4066Sahrens * Pool destroy special. Remove the device information without destroying 367fa9e4066Sahrens * the underlying dataset. 368fa9e4066Sahrens */ 369fa9e4066Sahrens extern int zfs_remove_link(zfs_handle_t *); 370fa9e4066Sahrens 371fa9e4066Sahrens /* 372fa9e4066Sahrens * Given a device or file, determine if it is part of a pool. 373fa9e4066Sahrens */ 37499653d4eSeschrock extern int zpool_in_use(libzfs_handle_t *, int, pool_state_t *, char **, 37599653d4eSeschrock boolean_t *); 376fa9e4066Sahrens 377fa9e4066Sahrens /* 378fa9e4066Sahrens * ftyp special. Read the label from a given device. 379fa9e4066Sahrens */ 38099653d4eSeschrock extern int zpool_read_label(int, nvlist_t **); 381fa9e4066Sahrens 382fa9e4066Sahrens /* 383f3861e1aSahl * Create and remove zvol /dev links. 384fa9e4066Sahrens */ 385fa9e4066Sahrens extern int zpool_create_zvol_links(zpool_handle_t *); 386fa9e4066Sahrens extern int zpool_remove_zvol_links(zpool_handle_t *); 387fa9e4066Sahrens 3883bb79becSeschrock /* 389f3861e1aSahl * Enable and disable datasets within a pool by mounting/unmounting and 390f3861e1aSahl * sharing/unsharing them. 3913bb79becSeschrock */ 392f3861e1aSahl extern int zpool_enable_datasets(zpool_handle_t *, const char *, int); 393f3861e1aSahl extern int zpool_disable_datasets(zpool_handle_t *, boolean_t); 3943bb79becSeschrock 395fa9e4066Sahrens #ifdef __cplusplus 396fa9e4066Sahrens } 397fa9e4066Sahrens #endif 398fa9e4066Sahrens 399fa9e4066Sahrens #endif /* _LIBZFS_H */ 400