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, Version 1.0 only
6 * (the "License").  You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22/*
23 * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#ifndef	_PUTIL_H
28#define	_PUTIL_H
29
30#pragma ident	"%Z%%M%	%I%	%E% SMI"
31
32#ifdef	__cplusplus
33extern "C" {
34#endif
35
36/*
37 * Circular doubly-linked list:
38 */
39typedef struct P_list {
40	struct P_list	*list_forw;
41	struct P_list	*list_back;
42} plist_t;
43
44/*
45 * Routines to manipulate linked lists:
46 */
47extern void list_link(void *, void *);
48extern void list_unlink(void *);
49
50#define	list_next(elem)	(void *)(((plist_t *)(elem))->list_forw)
51#define	list_prev(elem)	(void *)(((plist_t *)(elem))->list_back)
52
53/*
54 * Routines to manipulate sigset_t, fltset_t, or sysset_t.
55 */
56extern void prset_fill(void *, size_t);
57extern void prset_empty(void *, size_t);
58extern void prset_add(void *, size_t, uint_t);
59extern void prset_del(void *, size_t, uint_t);
60extern int prset_ismember(void *, size_t, uint_t);
61
62/*
63 * Routine to print debug messages:
64 */
65extern void dprintf(const char *, ...);
66
67#ifdef	__cplusplus
68}
69#endif
70
71#endif	/* _PUTIL_H */
72