xref: /titanic_44/usr/src/lib/libproc/common/Putil.h (revision 7c478bd95313f5f23a4c958a745db2134aa03244)
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 2004 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
33 extern "C" {
34 #endif
35 
36 /*
37  * Circular doubly-linked list:
38  */
39 typedef struct P_list {
40 	struct P_list	*list_forw;
41 	struct P_list	*list_back;
42 } list_t;
43 
44 /*
45  * Routines to manipulate linked lists:
46  */
47 extern void list_link(void *, void *);
48 extern void list_unlink(void *);
49 
50 #define	list_next(elem)	(void *)(((list_t *)(elem))->list_forw)
51 #define	list_prev(elem)	(void *)(((list_t *)(elem))->list_back)
52 
53 /*
54  * Routines to manipulate sigset_t, fltset_t, or sysset_t.
55  */
56 extern void prset_fill(void *, size_t);
57 extern void prset_empty(void *, size_t);
58 extern void prset_add(void *, size_t, uint_t);
59 extern void prset_del(void *, size_t, uint_t);
60 extern int prset_ismember(void *, size_t, uint_t);
61 
62 /*
63  * Routine to print debug messages:
64  */
65 extern void dprintf(const char *, ...);
66 
67 #ifdef	__cplusplus
68 }
69 #endif
70 
71 #endif	/* _PUTIL_H */
72