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
  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 } plist_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 *)(((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  */
  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 */