e80ccae7ed
unsigned long: WARNING pid 12888 (zfs/zpool): ioctl sign-extension ioctl ffffffffcc285aXX Reported by: kris
585 lines
20 KiB
C
585 lines
20 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright 2008 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*/
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#ifndef _LIBZFS_H
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#define _LIBZFS_H
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#include <assert.h>
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#include <libnvpair.h>
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#include <sys/param.h>
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#include <sys/types.h>
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#include <sys/varargs.h>
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#include <sys/fs/zfs.h>
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#include <sys/avl.h>
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#include <sys/zfs_ioctl.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* Miscellaneous ZFS constants
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*/
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#define ZFS_MAXNAMELEN MAXNAMELEN
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#define ZPOOL_MAXNAMELEN MAXNAMELEN
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#define ZFS_MAXPROPLEN MAXPATHLEN
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#define ZPOOL_MAXPROPLEN MAXPATHLEN
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/*
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* libzfs errors
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*/
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enum {
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EZFS_NOMEM = 2000, /* out of memory */
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EZFS_BADPROP, /* invalid property value */
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EZFS_PROPREADONLY, /* cannot set readonly property */
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EZFS_PROPTYPE, /* property does not apply to dataset type */
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EZFS_PROPNONINHERIT, /* property is not inheritable */
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EZFS_PROPSPACE, /* bad quota or reservation */
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EZFS_BADTYPE, /* dataset is not of appropriate type */
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EZFS_BUSY, /* pool or dataset is busy */
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EZFS_EXISTS, /* pool or dataset already exists */
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EZFS_NOENT, /* no such pool or dataset */
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EZFS_BADSTREAM, /* bad backup stream */
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EZFS_DSREADONLY, /* dataset is readonly */
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EZFS_VOLTOOBIG, /* volume is too large for 32-bit system */
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EZFS_VOLHASDATA, /* volume already contains data */
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EZFS_INVALIDNAME, /* invalid dataset name */
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EZFS_BADRESTORE, /* unable to restore to destination */
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EZFS_BADBACKUP, /* backup failed */
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EZFS_BADTARGET, /* bad attach/detach/replace target */
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EZFS_NODEVICE, /* no such device in pool */
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EZFS_BADDEV, /* invalid device to add */
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EZFS_NOREPLICAS, /* no valid replicas */
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EZFS_RESILVERING, /* currently resilvering */
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EZFS_BADVERSION, /* unsupported version */
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EZFS_POOLUNAVAIL, /* pool is currently unavailable */
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EZFS_DEVOVERFLOW, /* too many devices in one vdev */
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EZFS_BADPATH, /* must be an absolute path */
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EZFS_CROSSTARGET, /* rename or clone across pool or dataset */
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EZFS_ZONED, /* used improperly in local zone */
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EZFS_MOUNTFAILED, /* failed to mount dataset */
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EZFS_UMOUNTFAILED, /* failed to unmount dataset */
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EZFS_UNSHARENFSFAILED, /* unshare(1M) failed */
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EZFS_SHARENFSFAILED, /* share(1M) failed */
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EZFS_DEVLINKS, /* failed to create zvol links */
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EZFS_PERM, /* permission denied */
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EZFS_NOSPC, /* out of space */
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EZFS_IO, /* I/O error */
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EZFS_INTR, /* signal received */
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EZFS_ISSPARE, /* device is a hot spare */
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EZFS_INVALCONFIG, /* invalid vdev configuration */
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EZFS_RECURSIVE, /* recursive dependency */
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EZFS_NOHISTORY, /* no history object */
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EZFS_UNSHAREISCSIFAILED, /* iscsitgtd failed request to unshare */
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EZFS_SHAREISCSIFAILED, /* iscsitgtd failed request to share */
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EZFS_POOLPROPS, /* couldn't retrieve pool props */
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EZFS_POOL_NOTSUP, /* ops not supported for this type of pool */
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EZFS_POOL_INVALARG, /* invalid argument for this pool operation */
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EZFS_NAMETOOLONG, /* dataset name is too long */
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EZFS_OPENFAILED, /* open of device failed */
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EZFS_NOCAP, /* couldn't get capacity */
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EZFS_LABELFAILED, /* write of label failed */
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EZFS_ISCSISVCUNAVAIL, /* iscsi service unavailable */
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EZFS_BADWHO, /* invalid permission who */
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EZFS_BADPERM, /* invalid permission */
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EZFS_BADPERMSET, /* invalid permission set name */
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EZFS_NODELEGATION, /* delegated administration is disabled */
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EZFS_PERMRDONLY, /* pemissions are readonly */
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EZFS_UNSHARESMBFAILED, /* failed to unshare over smb */
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EZFS_SHARESMBFAILED, /* failed to share over smb */
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EZFS_BADCACHE, /* bad cache file */
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EZFS_ISL2CACHE, /* device is for the level 2 ARC */
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EZFS_VDEVNOTSUP, /* unsupported vdev type */
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EZFS_NOTSUP, /* ops not supported on this dataset */
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EZFS_ACTIVE_SPARE, /* pool has active shared spare devices */
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EZFS_UNKNOWN
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};
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/*
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* The following data structures are all part
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* of the zfs_allow_t data structure which is
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* used for printing 'allow' permissions.
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* It is a linked list of zfs_allow_t's which
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* then contain avl tree's for user/group/sets/...
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* and each one of the entries in those trees have
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* avl tree's for the permissions they belong to and
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* whether they are local,descendent or local+descendent
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* permissions. The AVL trees are used primarily for
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* sorting purposes, but also so that we can quickly find
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* a given user and or permission.
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*/
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typedef struct zfs_perm_node {
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avl_node_t z_node;
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char z_pname[MAXPATHLEN];
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} zfs_perm_node_t;
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typedef struct zfs_allow_node {
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avl_node_t z_node;
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char z_key[MAXPATHLEN]; /* name, such as joe */
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avl_tree_t z_localdescend; /* local+descendent perms */
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avl_tree_t z_local; /* local permissions */
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avl_tree_t z_descend; /* descendent permissions */
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} zfs_allow_node_t;
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typedef struct zfs_allow {
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struct zfs_allow *z_next;
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char z_setpoint[MAXPATHLEN];
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avl_tree_t z_sets;
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avl_tree_t z_crperms;
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avl_tree_t z_user;
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avl_tree_t z_group;
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avl_tree_t z_everyone;
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} zfs_allow_t;
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/*
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* Basic handle types
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*/
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typedef struct zfs_handle zfs_handle_t;
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typedef struct zpool_handle zpool_handle_t;
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typedef struct libzfs_handle libzfs_handle_t;
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/*
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* Library initialization
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*/
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extern libzfs_handle_t *libzfs_init(void);
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extern void libzfs_fini(libzfs_handle_t *);
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extern libzfs_handle_t *zpool_get_handle(zpool_handle_t *);
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extern libzfs_handle_t *zfs_get_handle(zfs_handle_t *);
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extern void libzfs_print_on_error(libzfs_handle_t *, boolean_t);
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extern int libzfs_errno(libzfs_handle_t *);
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extern const char *libzfs_error_action(libzfs_handle_t *);
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extern const char *libzfs_error_description(libzfs_handle_t *);
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/*
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* Basic handle functions
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*/
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extern zpool_handle_t *zpool_open(libzfs_handle_t *, const char *);
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extern zpool_handle_t *zpool_open_canfail(libzfs_handle_t *, const char *);
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extern void zpool_close(zpool_handle_t *);
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extern const char *zpool_get_name(zpool_handle_t *);
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extern int zpool_get_state(zpool_handle_t *);
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extern char *zpool_state_to_name(vdev_state_t, vdev_aux_t);
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extern void zpool_free_handles(libzfs_handle_t *);
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/*
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* Iterate over all active pools in the system.
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*/
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typedef int (*zpool_iter_f)(zpool_handle_t *, void *);
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extern int zpool_iter(libzfs_handle_t *, zpool_iter_f, void *);
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/*
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* Functions to create and destroy pools
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*/
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extern int zpool_create(libzfs_handle_t *, const char *, nvlist_t *,
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nvlist_t *, nvlist_t *);
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extern int zpool_destroy(zpool_handle_t *);
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extern int zpool_add(zpool_handle_t *, nvlist_t *);
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/*
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* Functions to manipulate pool and vdev state
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*/
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extern int zpool_scrub(zpool_handle_t *, pool_scrub_type_t);
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extern int zpool_clear(zpool_handle_t *, const char *);
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extern int zpool_vdev_online(zpool_handle_t *, const char *, int,
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vdev_state_t *);
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extern int zpool_vdev_offline(zpool_handle_t *, const char *, boolean_t);
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extern int zpool_vdev_attach(zpool_handle_t *, const char *,
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const char *, nvlist_t *, int);
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extern int zpool_vdev_detach(zpool_handle_t *, const char *);
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extern int zpool_vdev_remove(zpool_handle_t *, const char *);
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extern int zpool_vdev_fault(zpool_handle_t *, uint64_t);
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extern int zpool_vdev_degrade(zpool_handle_t *, uint64_t);
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extern int zpool_vdev_clear(zpool_handle_t *, uint64_t);
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extern nvlist_t *zpool_find_vdev(zpool_handle_t *, const char *, boolean_t *,
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boolean_t *, boolean_t *);
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extern int zpool_label_disk(libzfs_handle_t *, zpool_handle_t *, char *);
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/*
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* Functions to manage pool properties
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*/
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extern int zpool_set_prop(zpool_handle_t *, const char *, const char *);
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extern int zpool_get_prop(zpool_handle_t *, zpool_prop_t, char *,
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size_t proplen, zprop_source_t *);
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extern uint64_t zpool_get_prop_int(zpool_handle_t *, zpool_prop_t,
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zprop_source_t *);
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extern const char *zpool_prop_to_name(zpool_prop_t);
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extern const char *zpool_prop_values(zpool_prop_t);
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/*
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* Pool health statistics.
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*/
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typedef enum {
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/*
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* The following correspond to faults as defined in the (fault.fs.zfs.*)
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* event namespace. Each is associated with a corresponding message ID.
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*/
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ZPOOL_STATUS_CORRUPT_CACHE, /* corrupt /kernel/drv/zpool.cache */
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ZPOOL_STATUS_MISSING_DEV_R, /* missing device with replicas */
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ZPOOL_STATUS_MISSING_DEV_NR, /* missing device with no replicas */
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ZPOOL_STATUS_CORRUPT_LABEL_R, /* bad device label with replicas */
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ZPOOL_STATUS_CORRUPT_LABEL_NR, /* bad device label with no replicas */
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ZPOOL_STATUS_BAD_GUID_SUM, /* sum of device guids didn't match */
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ZPOOL_STATUS_CORRUPT_POOL, /* pool metadata is corrupted */
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ZPOOL_STATUS_CORRUPT_DATA, /* data errors in user (meta)data */
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ZPOOL_STATUS_FAILING_DEV, /* device experiencing errors */
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ZPOOL_STATUS_VERSION_NEWER, /* newer on-disk version */
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ZPOOL_STATUS_HOSTID_MISMATCH, /* last accessed by another system */
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ZPOOL_STATUS_IO_FAILURE_WAIT, /* failed I/O, failmode 'wait' */
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ZPOOL_STATUS_IO_FAILURE_CONTINUE, /* failed I/O, failmode 'continue' */
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ZPOOL_STATUS_FAULTED_DEV_R, /* faulted device with replicas */
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ZPOOL_STATUS_FAULTED_DEV_NR, /* faulted device with no replicas */
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ZPOOL_STATUS_BAD_LOG, /* cannot read log chain(s) */
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/*
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* The following are not faults per se, but still an error possibly
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* requiring administrative attention. There is no corresponding
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* message ID.
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*/
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ZPOOL_STATUS_VERSION_OLDER, /* older on-disk version */
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ZPOOL_STATUS_RESILVERING, /* device being resilvered */
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ZPOOL_STATUS_OFFLINE_DEV, /* device online */
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/*
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* Finally, the following indicates a healthy pool.
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*/
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ZPOOL_STATUS_OK
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} zpool_status_t;
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extern zpool_status_t zpool_get_status(zpool_handle_t *, char **);
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extern zpool_status_t zpool_import_status(nvlist_t *, char **);
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/*
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* Statistics and configuration functions.
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*/
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extern nvlist_t *zpool_get_config(zpool_handle_t *, nvlist_t **);
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extern int zpool_refresh_stats(zpool_handle_t *, boolean_t *);
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extern int zpool_get_errlog(zpool_handle_t *, nvlist_t **);
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/*
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* Import and export functions
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*/
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extern int zpool_export(zpool_handle_t *, boolean_t);
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extern int zpool_import(libzfs_handle_t *, nvlist_t *, const char *,
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char *altroot);
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extern int zpool_import_props(libzfs_handle_t *, nvlist_t *, const char *,
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nvlist_t *, boolean_t);
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/*
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* Search for pools to import
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*/
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extern nvlist_t *zpool_find_import(libzfs_handle_t *, int, char **);
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extern nvlist_t *zpool_find_import_cached(libzfs_handle_t *, const char *,
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char *, uint64_t);
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extern nvlist_t *zpool_find_import_byname(libzfs_handle_t *, int, char **,
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char *);
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extern nvlist_t *zpool_find_import_byguid(libzfs_handle_t *, int, char **,
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uint64_t);
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extern nvlist_t *zpool_find_import_activeok(libzfs_handle_t *, int, char **);
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/*
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* Miscellaneous pool functions
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*/
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struct zfs_cmd;
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extern char *zpool_vdev_name(libzfs_handle_t *, zpool_handle_t *, nvlist_t *);
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extern int zpool_upgrade(zpool_handle_t *, uint64_t);
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extern int zpool_get_history(zpool_handle_t *, nvlist_t **);
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extern void zpool_set_history_str(const char *subcommand, int argc,
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char **argv, char *history_str);
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extern int zpool_stage_history(libzfs_handle_t *, const char *);
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extern void zpool_obj_to_path(zpool_handle_t *, uint64_t, uint64_t, char *,
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size_t len);
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extern int zfs_ioctl(libzfs_handle_t *, unsigned long, struct zfs_cmd *);
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extern int zpool_get_physpath(zpool_handle_t *, char *);
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/*
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* Basic handle manipulations. These functions do not create or destroy the
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* underlying datasets, only the references to them.
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*/
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extern zfs_handle_t *zfs_open(libzfs_handle_t *, const char *, int);
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extern void zfs_close(zfs_handle_t *);
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extern zfs_type_t zfs_get_type(const zfs_handle_t *);
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extern const char *zfs_get_name(const zfs_handle_t *);
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extern zpool_handle_t *zfs_get_pool_handle(const zfs_handle_t *);
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/*
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* Property management functions. Some functions are shared with the kernel,
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* and are found in sys/fs/zfs.h.
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*/
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/*
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* zfs dataset property management
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*/
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extern const char *zfs_prop_default_string(zfs_prop_t);
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extern uint64_t zfs_prop_default_numeric(zfs_prop_t);
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extern const char *zfs_prop_column_name(zfs_prop_t);
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extern boolean_t zfs_prop_align_right(zfs_prop_t);
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extern nvlist_t *zfs_valid_proplist(libzfs_handle_t *, zfs_type_t,
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nvlist_t *, uint64_t, zfs_handle_t *, const char *);
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extern const char *zfs_prop_to_name(zfs_prop_t);
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extern int zfs_prop_set(zfs_handle_t *, const char *, const char *);
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extern int zfs_prop_get(zfs_handle_t *, zfs_prop_t, char *, size_t,
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zprop_source_t *, char *, size_t, boolean_t);
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extern int zfs_prop_get_numeric(zfs_handle_t *, zfs_prop_t, uint64_t *,
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zprop_source_t *, char *, size_t);
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extern uint64_t zfs_prop_get_int(zfs_handle_t *, zfs_prop_t);
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extern int zfs_prop_inherit(zfs_handle_t *, const char *);
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extern const char *zfs_prop_values(zfs_prop_t);
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extern int zfs_prop_is_string(zfs_prop_t prop);
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extern nvlist_t *zfs_get_user_props(zfs_handle_t *);
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typedef struct zprop_list {
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int pl_prop;
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char *pl_user_prop;
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struct zprop_list *pl_next;
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boolean_t pl_all;
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size_t pl_width;
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boolean_t pl_fixed;
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} zprop_list_t;
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extern int zfs_expand_proplist(zfs_handle_t *, zprop_list_t **);
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#define ZFS_MOUNTPOINT_NONE "none"
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#define ZFS_MOUNTPOINT_LEGACY "legacy"
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/*
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* zpool property management
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*/
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extern int zpool_expand_proplist(zpool_handle_t *, zprop_list_t **);
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extern const char *zpool_prop_default_string(zpool_prop_t);
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extern uint64_t zpool_prop_default_numeric(zpool_prop_t);
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extern const char *zpool_prop_column_name(zpool_prop_t);
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extern boolean_t zpool_prop_align_right(zpool_prop_t);
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/*
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* Functions shared by zfs and zpool property management.
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*/
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extern int zprop_iter(zprop_func func, void *cb, boolean_t show_all,
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boolean_t ordered, zfs_type_t type);
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extern int zprop_get_list(libzfs_handle_t *, char *, zprop_list_t **,
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zfs_type_t);
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extern void zprop_free_list(zprop_list_t *);
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/*
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* Functions for printing zfs or zpool properties
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*/
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typedef struct zprop_get_cbdata {
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int cb_sources;
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int cb_columns[4];
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int cb_colwidths[5];
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boolean_t cb_scripted;
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boolean_t cb_literal;
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boolean_t cb_first;
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zprop_list_t *cb_proplist;
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zfs_type_t cb_type;
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} zprop_get_cbdata_t;
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void zprop_print_one_property(const char *, zprop_get_cbdata_t *,
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const char *, const char *, zprop_source_t, const char *);
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#define GET_COL_NAME 1
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#define GET_COL_PROPERTY 2
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#define GET_COL_VALUE 3
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#define GET_COL_SOURCE 4
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/*
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* Iterator functions.
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*/
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typedef int (*zfs_iter_f)(zfs_handle_t *, void *);
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extern int zfs_iter_root(libzfs_handle_t *, zfs_iter_f, void *);
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extern int zfs_iter_children(zfs_handle_t *, zfs_iter_f, void *);
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extern int zfs_iter_dependents(zfs_handle_t *, boolean_t, zfs_iter_f, void *);
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extern int zfs_iter_filesystems(zfs_handle_t *, zfs_iter_f, void *);
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extern int zfs_iter_snapshots(zfs_handle_t *, zfs_iter_f, void *);
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|
|
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/*
|
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* Functions to create and destroy datasets.
|
|
*/
|
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extern int zfs_create(libzfs_handle_t *, const char *, zfs_type_t,
|
|
nvlist_t *);
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extern int zfs_create_ancestors(libzfs_handle_t *, const char *);
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extern int zfs_destroy(zfs_handle_t *);
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|
extern int zfs_destroy_snaps(zfs_handle_t *, char *);
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extern int zfs_clone(zfs_handle_t *, const char *, nvlist_t *);
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|
extern int zfs_snapshot(libzfs_handle_t *, const char *, boolean_t, nvlist_t *);
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extern int zfs_rollback(zfs_handle_t *, zfs_handle_t *, boolean_t);
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extern int zfs_rename(zfs_handle_t *, const char *, boolean_t);
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|
extern int zfs_send(zfs_handle_t *, const char *, const char *,
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|
boolean_t, boolean_t, boolean_t, boolean_t, int);
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extern int zfs_promote(zfs_handle_t *);
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|
|
|
typedef struct recvflags {
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|
/* print informational messages (ie, -v was specified) */
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|
int verbose : 1;
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|
|
|
/* the destination is a prefix, not the exact fs (ie, -d) */
|
|
int isprefix : 1;
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|
|
|
/* do not actually do the recv, just check if it would work (ie, -n) */
|
|
int dryrun : 1;
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|
|
|
/* rollback/destroy filesystems as necessary (eg, -F) */
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int force : 1;
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|
|
|
/* set "canmount=off" on all modified filesystems */
|
|
int canmountoff : 1;
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|
|
|
/* byteswap flag is used internally; callers need not specify */
|
|
int byteswap : 1;
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|
} recvflags_t;
|
|
|
|
extern int zfs_receive(libzfs_handle_t *, const char *, recvflags_t,
|
|
int, avl_tree_t *);
|
|
|
|
/*
|
|
* Miscellaneous functions.
|
|
*/
|
|
extern const char *zfs_type_to_name(zfs_type_t);
|
|
extern void zfs_refresh_properties(zfs_handle_t *);
|
|
extern int zfs_name_valid(const char *, zfs_type_t);
|
|
extern zfs_handle_t *zfs_path_to_zhandle(libzfs_handle_t *, char *, zfs_type_t);
|
|
extern boolean_t zfs_dataset_exists(libzfs_handle_t *, const char *,
|
|
zfs_type_t);
|
|
extern int zfs_spa_version(zfs_handle_t *, int *);
|
|
|
|
/*
|
|
* dataset permission functions.
|
|
*/
|
|
extern int zfs_perm_set(zfs_handle_t *, nvlist_t *);
|
|
extern int zfs_perm_remove(zfs_handle_t *, nvlist_t *);
|
|
extern int zfs_build_perms(zfs_handle_t *, char *, char *,
|
|
zfs_deleg_who_type_t, zfs_deleg_inherit_t, nvlist_t **nvlist_t);
|
|
extern int zfs_perm_get(zfs_handle_t *, zfs_allow_t **);
|
|
extern void zfs_free_allows(zfs_allow_t *);
|
|
extern void zfs_deleg_permissions(void);
|
|
|
|
/*
|
|
* Mount support functions.
|
|
*/
|
|
extern boolean_t is_mounted(libzfs_handle_t *, const char *special, char **);
|
|
extern boolean_t zfs_is_mounted(zfs_handle_t *, char **);
|
|
extern int zfs_mount(zfs_handle_t *, const char *, int);
|
|
extern int zfs_unmount(zfs_handle_t *, const char *, int);
|
|
extern int zfs_unmountall(zfs_handle_t *, int);
|
|
|
|
/*
|
|
* Share support functions.
|
|
*/
|
|
extern boolean_t zfs_is_shared(zfs_handle_t *);
|
|
extern int zfs_share(zfs_handle_t *);
|
|
extern int zfs_unshare(zfs_handle_t *);
|
|
|
|
/*
|
|
* Protocol-specific share support functions.
|
|
*/
|
|
extern boolean_t zfs_is_shared_nfs(zfs_handle_t *, char **);
|
|
extern boolean_t zfs_is_shared_smb(zfs_handle_t *, char **);
|
|
extern int zfs_share_nfs(zfs_handle_t *);
|
|
extern int zfs_share_smb(zfs_handle_t *);
|
|
extern int zfs_shareall(zfs_handle_t *);
|
|
extern int zfs_unshare_nfs(zfs_handle_t *, const char *);
|
|
extern int zfs_unshare_smb(zfs_handle_t *, const char *);
|
|
extern int zfs_unshareall_nfs(zfs_handle_t *);
|
|
extern int zfs_unshareall_smb(zfs_handle_t *);
|
|
extern int zfs_unshareall_bypath(zfs_handle_t *, const char *);
|
|
extern int zfs_unshareall(zfs_handle_t *);
|
|
extern boolean_t zfs_is_shared_iscsi(zfs_handle_t *);
|
|
extern int zfs_share_iscsi(zfs_handle_t *);
|
|
extern int zfs_unshare_iscsi(zfs_handle_t *);
|
|
#ifdef TODO
|
|
extern int zfs_iscsi_perm_check(libzfs_handle_t *, char *, ucred_t *);
|
|
#endif
|
|
extern int zfs_deleg_share_nfs(libzfs_handle_t *, char *, char *,
|
|
void *, void *, int, zfs_share_op_t);
|
|
|
|
/*
|
|
* FreeBSD-specific jail support function.
|
|
*/
|
|
extern int zfs_jail(zfs_handle_t *, int, int);
|
|
|
|
/*
|
|
* When dealing with nvlists, verify() is extremely useful
|
|
*/
|
|
#ifndef verify
|
|
#ifdef NDEBUG
|
|
#define verify(EX) ((void)(EX))
|
|
#else
|
|
#define verify(EX) assert(EX)
|
|
#endif
|
|
#endif
|
|
|
|
/*
|
|
* Utility function to convert a number to a human-readable form.
|
|
*/
|
|
extern void zfs_nicenum(uint64_t, char *, size_t);
|
|
extern int zfs_nicestrtonum(libzfs_handle_t *, const char *, uint64_t *);
|
|
|
|
/*
|
|
* Given a device or file, determine if it is part of a pool.
|
|
*/
|
|
extern int zpool_in_use(libzfs_handle_t *, int, pool_state_t *, char **,
|
|
boolean_t *);
|
|
|
|
/*
|
|
* ftyp special. Read the label from a given device.
|
|
*/
|
|
extern int zpool_read_label(int, nvlist_t **);
|
|
|
|
/*
|
|
* Create and remove zvol /dev links.
|
|
*/
|
|
extern int zpool_create_zvol_links(zpool_handle_t *);
|
|
extern int zpool_remove_zvol_links(zpool_handle_t *);
|
|
|
|
/* is this zvol valid for use as a dump device? */
|
|
extern int zvol_check_dump_config(char *);
|
|
|
|
/*
|
|
* Enable and disable datasets within a pool by mounting/unmounting and
|
|
* sharing/unsharing them.
|
|
*/
|
|
extern int zpool_enable_datasets(zpool_handle_t *, const char *, int);
|
|
extern int zpool_disable_datasets(zpool_handle_t *, boolean_t);
|
|
|
|
#ifdef __FreeBSD__
|
|
extern int zmount(const char *, const char *, int, char *, char *, int, char *,
|
|
int);
|
|
#endif
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* _LIBZFS_H */
|