xref: /freebsd/sys/contrib/openzfs/include/sys/uberblock.h (revision 61145dc2b94f12f6a47344fb9aac702321880e43)
1 // SPDX-License-Identifier: CDDL-1.0
2 /*
3  * CDDL HEADER START
4  *
5  * The contents of this file are subject to the terms of the
6  * Common Development and Distribution License (the "License").
7  * You may not use this file except in compliance with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or https://opensource.org/licenses/CDDL-1.0.
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 2009 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 /*
27  * Copyright (c) 2014 by Delphix. All rights reserved.
28  */
29 
30 #ifndef _SYS_UBERBLOCK_H
31 #define	_SYS_UBERBLOCK_H
32 
33 #include <sys/spa.h>
34 #include <sys/vdev.h>
35 #include <sys/zio.h>
36 
37 #ifdef	__cplusplus
38 extern "C" {
39 #endif
40 
41 typedef struct uberblock uberblock_t;
42 
43 extern int uberblock_verify(uberblock_t *);
44 extern boolean_t uberblock_update(uberblock_t *ub, vdev_t *rvd, uint64_t txg,
45     uint64_t mmp_delay);
46 
47 #ifdef	__cplusplus
48 }
49 #endif
50 
51 #endif	/* _SYS_UBERBLOCK_H */
52