xref: /freebsd/sys/contrib/openzfs/lib/libshare/libshare_impl.h (revision 1603881667360c015f6685131f2f25474fa67a72)
1eda14cbcSMatt Macy /*
2eda14cbcSMatt Macy  * CDDL HEADER START
3eda14cbcSMatt Macy  *
4eda14cbcSMatt Macy  * The contents of this file are subject to the terms of the
5eda14cbcSMatt Macy  * Common Development and Distribution License (the "License").
6eda14cbcSMatt Macy  * You may not use this file except in compliance with the License.
7eda14cbcSMatt Macy  *
8eda14cbcSMatt Macy  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9eda14cbcSMatt Macy  * or http://www.opensolaris.org/os/licensing.
10eda14cbcSMatt Macy  * See the License for the specific language governing permissions
11eda14cbcSMatt Macy  * and limitations under the License.
12eda14cbcSMatt Macy  *
13eda14cbcSMatt Macy  * When distributing Covered Code, include this CDDL HEADER in each
14eda14cbcSMatt Macy  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15eda14cbcSMatt Macy  * If applicable, add the following below this CDDL HEADER, with the
16eda14cbcSMatt Macy  * fields enclosed by brackets "[]" replaced with your own identifying
17eda14cbcSMatt Macy  * information: Portions Copyright [yyyy] [name of copyright owner]
18eda14cbcSMatt Macy  *
19eda14cbcSMatt Macy  * CDDL HEADER END
20eda14cbcSMatt Macy  */
21eda14cbcSMatt Macy 
22eda14cbcSMatt Macy /*
23eda14cbcSMatt Macy  * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
24eda14cbcSMatt Macy  * Copyright (c) 2011 Gunnar Beutner
25eda14cbcSMatt Macy  * Copyright (c) 2019, 2020 by Delphix. All rights reserved.
26eda14cbcSMatt Macy  */
27*16038816SMartin Matuska #ifndef _LIBSPL_LIBSHARE_IMPL_H
28*16038816SMartin Matuska #define	_LIBSPL_LIBSHARE_IMPL_H
29eda14cbcSMatt Macy 
30eda14cbcSMatt Macy typedef struct sa_share_fsinfo {
31eda14cbcSMatt Macy 	char *shareopts;
32eda14cbcSMatt Macy } sa_share_fsinfo_t;
33eda14cbcSMatt Macy 
34eda14cbcSMatt Macy typedef struct sa_share_impl {
35eda14cbcSMatt Macy 	char *sa_mountpoint;
36eda14cbcSMatt Macy 	char *sa_zfsname;
37eda14cbcSMatt Macy 
38eda14cbcSMatt Macy 	sa_share_fsinfo_t *sa_fsinfo; /* per-fstype information */
39eda14cbcSMatt Macy } *sa_share_impl_t;
40eda14cbcSMatt Macy 
41eda14cbcSMatt Macy #define	FSINFO(impl_share, fstype) \
42eda14cbcSMatt Macy 	(&(impl_share->sa_fsinfo[fstype->fsinfo_index]))
43eda14cbcSMatt Macy 
44eda14cbcSMatt Macy typedef struct sa_share_ops {
45eda14cbcSMatt Macy 	int (*enable_share)(sa_share_impl_t share);
46eda14cbcSMatt Macy 	int (*disable_share)(sa_share_impl_t share);
47eda14cbcSMatt Macy 	boolean_t (*is_shared)(sa_share_impl_t share);
48eda14cbcSMatt Macy 	int (*validate_shareopts)(const char *shareopts);
49eda14cbcSMatt Macy 	int (*update_shareopts)(sa_share_impl_t impl_share,
50eda14cbcSMatt Macy 	    const char *shareopts);
51eda14cbcSMatt Macy 	void (*clear_shareopts)(sa_share_impl_t impl_share);
52eda14cbcSMatt Macy 	int (*commit_shares)(void);
53eda14cbcSMatt Macy } sa_share_ops_t;
54eda14cbcSMatt Macy 
55eda14cbcSMatt Macy typedef struct sa_fstype {
56eda14cbcSMatt Macy 	struct sa_fstype *next;
57eda14cbcSMatt Macy 
58eda14cbcSMatt Macy 	const char *name;
59eda14cbcSMatt Macy 	const sa_share_ops_t *ops;
60eda14cbcSMatt Macy 	int fsinfo_index;
61eda14cbcSMatt Macy } sa_fstype_t;
62eda14cbcSMatt Macy 
63eda14cbcSMatt Macy sa_fstype_t *register_fstype(const char *name, const sa_share_ops_t *ops);
64*16038816SMartin Matuska 
65*16038816SMartin Matuska #endif /* _LIBSPL_LIBSHARE_IMPL_H */
66