xref: /titanic_44/usr/src/uts/common/sharefs/sharetab.h (revision 0616fd7f2fe52dfe4b6189a7f510069a5b2aed73)
1a237e38eSth199096 /*
2a237e38eSth199096  * CDDL HEADER START
3a237e38eSth199096  *
4a237e38eSth199096  * The contents of this file are subject to the terms of the
5a237e38eSth199096  * Common Development and Distribution License (the "License").
6a237e38eSth199096  * You may not use this file except in compliance with the License.
7a237e38eSth199096  *
8a237e38eSth199096  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9a237e38eSth199096  * or http://www.opensolaris.org/os/licensing.
10a237e38eSth199096  * See the License for the specific language governing permissions
11a237e38eSth199096  * and limitations under the License.
12a237e38eSth199096  *
13a237e38eSth199096  * When distributing Covered Code, include this CDDL HEADER in each
14a237e38eSth199096  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15a237e38eSth199096  * If applicable, add the following below this CDDL HEADER, with the
16a237e38eSth199096  * fields enclosed by brackets "[]" replaced with your own identifying
17a237e38eSth199096  * information: Portions Copyright [yyyy] [name of copyright owner]
18a237e38eSth199096  *
19a237e38eSth199096  * CDDL HEADER END
20a237e38eSth199096  */
21a237e38eSth199096 /*
22*0616fd7fSPavel Filipensky  * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
23a237e38eSth199096  */
24a237e38eSth199096 
25a237e38eSth199096 #ifndef _SHAREFS_SHARETAB_H
26a237e38eSth199096 #define	_SHAREFS_SHARETAB_H
27a237e38eSth199096 
28*0616fd7fSPavel Filipensky #include <sys/pkp_hash.h>
29a237e38eSth199096 
30a237e38eSth199096 /*
31a237e38eSth199096  * This header defines the glue to keeping a sharetab in memory.
32a237e38eSth199096  * It is broken out from sharefs.h in the case that it will be
33a237e38eSth199096  * reused in userland.
34a237e38eSth199096  */
35a237e38eSth199096 
36a237e38eSth199096 /*
37a237e38eSth199096  * Note:
38a237e38eSth199096  * Must include share/share.h before this header.
39a237e38eSth199096  */
40a237e38eSth199096 
41a237e38eSth199096 #ifdef __cplusplus
42a237e38eSth199096 extern "C" {
43a237e38eSth199096 #endif
44a237e38eSth199096 
45a237e38eSth199096 typedef struct sh_list {		/* cached share list */
46a237e38eSth199096 	struct sh_list	*shl_next;
47a237e38eSth199096 	share_t		*shl_sh;
48a237e38eSth199096 } sh_list_t;
49a237e38eSth199096 
50a237e38eSth199096 typedef struct sharefs_hash_head {
51a237e38eSth199096 	share_t		*ssh_sh;
52a237e38eSth199096 	uint_t		ssh_count;
53a237e38eSth199096 } sharefs_hash_head_t;
54a237e38eSth199096 
55*0616fd7fSPavel Filipensky #define	SHARETAB_HASHES		PKP_HASH_SIZE
56a237e38eSth199096 
57a237e38eSth199096 typedef struct sharetab {
58a237e38eSth199096 	sharefs_hash_head_t	s_buckets[SHARETAB_HASHES];
59a237e38eSth199096 	char			*s_fstype;
60a237e38eSth199096 	struct sharetab		*s_next;
61a237e38eSth199096 	uint_t			s_count;
62a237e38eSth199096 } sharetab_t;
63a237e38eSth199096 
64a237e38eSth199096 #ifdef __cplusplus
65a237e38eSth199096 }
66a237e38eSth199096 #endif
67a237e38eSth199096 
68a237e38eSth199096 #endif /* !_SHAREFS_SHARETAB_H */
69