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]
22 * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
23 * Use is subject to license terms.
29 #pragma ident "%Z%%M% %I% %E% SMI"
31 #include <sys/vnode.h>
32 #include <sys/zfs_vfsops.h>
33 #include <sys/zfs_znode.h>
39 #define ZFS_CTLDIR_NAME ".zfs"
41 #define zfs_has_ctldir(zdp) \
42 ((zdp)->z_id == (zdp)->z_zfsvfs->z_root && \
43 ((zdp)->z_zfsvfs->z_ctldir != NULL))
44 #define zfs_show_ctldir(zdp) \
45 (zfs_has_ctldir(zdp) && \
46 ((zdp)->z_zfsvfs->z_show_ctldir))
48 void zfsctl_create(zfsvfs_t *);
49 void zfsctl_destroy(zfsvfs_t *);
50 vnode_t *zfsctl_root(znode_t *);
51 void zfsctl_init(void);
52 void zfsctl_fini(void);
54 int zfsctl_rename_snapshot(const char *from, const char *to);
55 int zfsctl_destroy_snapshot(const char *snapname, int force);
56 int zfsctl_umount_snapshots(vfs_t *, int, cred_t *);
58 int zfsctl_root_lookup(vnode_t *dvp, char *nm, vnode_t **vpp, pathname_t *pnp,
59 int flags, vnode_t *rdir, cred_t *cr, caller_context_t *ct,
60 int *direntflags, pathname_t *realpnp);
62 int zfsctl_lookup_objset(vfs_t *vfsp, uint64_t objsetid, zfsvfs_t **zfsvfsp);
64 #define ZFSCTL_INO_ROOT 0x1
65 #define ZFSCTL_INO_SNAPDIR 0x2
71 #endif /* _ZFS_CTLDIR_H */