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 (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/*
23 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#ifndef	_SYS_LWP_H
28#define	_SYS_LWP_H
29
30#pragma ident	"%Z%%M%	%I%	%E% SMI"
31
32#include <sys/synch.h>
33#include <sys/ucontext.h>
34
35#ifdef	__cplusplus
36extern "C" {
37#endif
38
39/*
40 * lwp create flags
41 */
42#define	LWP_DAEMON	0x00000020
43#define	LWP_DETACHED	0x00000040
44#define	LWP_SUSPENDED	0x00000080
45
46/*
47 * Definitions for user programs calling into the _lwp interface.
48 */
49struct lwpinfo {
50	timestruc_t lwp_utime;
51	timestruc_t lwp_stime;
52	long	    lwpinfo_pad[64];
53};
54
55#if defined(_SYSCALL32)
56
57/* Kernel's view of user ILP32 lwpinfo structure */
58
59struct lwpinfo32 {
60	timestruc32_t	lwp_utime;
61	timestruc32_t	lwp_stime;
62	int32_t		lwpinfo_pad[64];
63};
64
65#endif	/* _SYSCALL32 */
66
67#define	_LWP_FSBASE	0
68#define	_LWP_GSBASE	1
69
70#define	_LWP_SETPRIVATE	0
71#define	_LWP_GETPRIVATE	1
72
73#ifndef _KERNEL
74
75typedef uint_t lwpid_t;
76
77int		_lwp_kill(lwpid_t, int);
78int		_lwp_info(struct lwpinfo *);
79lwpid_t		_lwp_self(void);
80int		_lwp_suspend(lwpid_t);
81int		_lwp_continue(lwpid_t);
82
83#endif	/* _KERNEL */
84
85#ifdef	__cplusplus
86}
87#endif
88
89#endif	/* _SYS_LWP_H */
90