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  * Copyright (c) 2013 by Delphix. All rights reserved.
  28  */
  29 
  30 #ifndef _PUTIL_H
  31 #define _PUTIL_H
  32 
  33 #ifdef  __cplusplus
  34 extern "C" {
  35 #endif
  36 
  37 /*
  38  * Circular doubly-linked list:
  39  */
  40 typedef struct P_list {
  41         struct P_list   *list_forw;
  42         struct P_list   *list_back;
  43 } plist_t;
  44 
  45 /*
  46  * Routines to manipulate linked lists:
  47  */
  48 extern void list_link(void *, void *);
  49 extern void list_unlink(void *);
  50 
  51 #define list_next(elem) (void *)(((plist_t *)(elem))->list_forw)
  52 #define list_prev(elem) (void *)(((plist_t *)(elem))->list_back)
  53 
  54 /*
  55  * Routines to manipulate sigset_t, fltset_t, or sysset_t.
  56  */
  57 extern void prset_fill(void *, size_t);
  58 extern void prset_empty(void *, size_t);
  59 extern void prset_add(void *, size_t, uint_t);
  60 extern void prset_del(void *, size_t, uint_t);
  61 extern int prset_ismember(void *, size_t, uint_t);
  62 
  63 /*
  64  * Routine to print debug messages:
  65  */
  66 extern void dprintf(const char *, ...);
  67 
  68 extern void Pinit_ops(ps_ops_t *, const ps_ops_t *);
  69 
  70 #ifdef  __cplusplus
  71 }
  72 #endif
  73 
  74 #endif  /* _PUTIL_H */