xref: /illumos-gate/usr/src/uts/common/sys/fs/ufs_snap.h (revision 9b9d39d2a32ff806d2431dbcc50968ef1e6d46b2)
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, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #ifndef	_SYS_FS_UFS_SNAP_H
28 #define	_SYS_FS_UFS_SNAP_H
29 
30 #ifdef	__cplusplus
31 extern "C" {
32 #endif
33 
34 #include <sys/fssnap_if.h>
35 #include <sys/vnode.h>
36 #include <sys/cred.h>
37 
38 /* debug levels */
39 #define	UFSSNAPDB_CREATE	0x01
40 #define	UFSSNAPDB_DELETE	0x02
41 
42 /* Constants */
43 #define	UFS_MAX_SNAPBACKFILESIZE	(1LL << 39)  /* 512 GB */
44 
45 extern int ufs_snap_create(struct vnode *, struct fiosnapcreate_multi *,
46     cred_t *);
47 extern int ufs_snap_delete(struct vnode *, struct fiosnapdelete *, cred_t *);
48 
49 #ifdef	__cplusplus
50 }
51 #endif
52 
53 #endif /* _SYS_FS_UFS_SNAP_H */
54