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 2006 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#ifndef _SYS_SYSTRACE_H
28#define	_SYS_SYSTRACE_H
29
30/* #pragma ident	"@(#)systrace.h	1.3	06/09/19 SMI" */
31
32#ifdef KERNEL
33#ifndef _KERNEL
34#define _KERNEL /* Solaris vs. Darwin */
35#endif
36#endif
37
38#include <sys/dtrace.h>
39
40#ifdef	__cplusplus
41extern "C" {
42#endif
43
44#ifdef _KERNEL
45
46typedef struct systrace_sysent {
47	dtrace_id_t	stsy_entry;
48	dtrace_id_t	stsy_return;
49	int32_t		(*stsy_underlying)(struct proc *, void *, int *);
50	int32_t		stsy_return_type;
51} systrace_sysent_t;
52
53extern systrace_sysent_t *systrace_sysent;
54extern systrace_sysent_t *systrace_sysent32;
55
56extern void (*systrace_probe)(dtrace_id_t, uint64_t, uint64_t,
57    uint64_t, uint64_t, uint64_t);
58extern void systrace_stub(dtrace_id_t, uint64_t, uint64_t,
59    uint64_t, uint64_t, uint64_t);
60
61extern int32_t dtrace_systrace_syscall(struct proc *, void *, int *);
62
63extern void dtrace_systrace_syscall_return(unsigned short, int, int *);
64
65#ifdef _SYSCALL32_IMPL
66extern int64_t dtrace_systrace_syscall32(uintptr_t arg0, uintptr_t arg1,
67    uintptr_t arg2, uintptr_t arg3, uintptr_t arg4, uintptr_t arg5);
68#endif
69
70#endif /* _KERNEL */
71
72#ifdef	__cplusplus
73}
74#endif
75
76#endif	/* _SYS_SYSTRACE_H */
77