2 * CDDL HEADER START
3 *
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.
7 *
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.
12 *
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]
18 *
19 * CDDL HEADER END
20 */
21 /*
22 * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
23 * Use is subject to license terms.
24 */
25
26 #ifndef _SYS_SHARE_H
27 #define _SYS_SHARE_H
28
29 #include <sys/types.h>
30
31 #ifdef __cplusplus
32 extern "C" {
33 #endif
34
35 /*
36 * Maximum size of a shrlock owner.
37 * Must be large enough to handle a netobj.
38 */
39 #define MAX_SHR_OWNER_LEN 1024
40
41 /*
49 struct shrlock {
50 short s_access;
51 short s_deny;
52 int32_t s_sysid; /* 0 if local otherwise passed by lm */
53 pid_t s_pid; /* 0 if remote otherwise local pid */
54 int s_own_len; /* if 0 and F_UNSHARE matching sysid */
55 caddr_t s_owner; /* variable length opaque owner */
56 };
57
58 struct shrlocklist {
59 struct shrlock *shr;
60 struct shrlocklist *next;
61 };
62
63 #if defined(_KERNEL)
64 struct flock64;
65
66 extern int add_share(struct vnode *, struct shrlock *);
67 extern int del_share(struct vnode *, struct shrlock *);
68 extern void cleanshares(struct vnode *, pid_t);
69 extern int shr_has_remote_shares(vnode_t *, int32_t);
70 extern int proc_has_nbmand_share_on_vp(vnode_t *, pid_t);
71 #endif /* _KERNEL */
72
73 #ifdef __cplusplus
74 }
75 #endif
76
77 #endif /* _SYS_SHARE_H */
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2 * CDDL HEADER START
3 *
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.
7 *
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.
12 *
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]
18 *
19 * CDDL HEADER END
20 */
21 /*
22 * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
23 */
24 /*
25 * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
26 * Use is subject to license terms.
27 */
28
29 #ifndef _SYS_SHARE_H
30 #define _SYS_SHARE_H
31
32 #include <sys/types.h>
33
34 #ifdef __cplusplus
35 extern "C" {
36 #endif
37
38 /*
39 * Maximum size of a shrlock owner.
40 * Must be large enough to handle a netobj.
41 */
42 #define MAX_SHR_OWNER_LEN 1024
43
44 /*
52 struct shrlock {
53 short s_access;
54 short s_deny;
55 int32_t s_sysid; /* 0 if local otherwise passed by lm */
56 pid_t s_pid; /* 0 if remote otherwise local pid */
57 int s_own_len; /* if 0 and F_UNSHARE matching sysid */
58 caddr_t s_owner; /* variable length opaque owner */
59 };
60
61 struct shrlocklist {
62 struct shrlock *shr;
63 struct shrlocklist *next;
64 };
65
66 #if defined(_KERNEL)
67 struct flock64;
68
69 extern int add_share(struct vnode *, struct shrlock *);
70 extern int del_share(struct vnode *, struct shrlock *);
71 extern void cleanshares(struct vnode *, pid_t);
72 extern void cleanshares_by_sysid(struct vnode *, int32_t);
73 extern int shr_has_remote_shares(vnode_t *, int32_t);
74 extern int proc_has_nbmand_share_on_vp(vnode_t *, pid_t);
75 #endif /* _KERNEL */
76
77 #ifdef __cplusplus
78 }
79 #endif
80
81 #endif /* _SYS_SHARE_H */
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