include/inet/ip_listutils.h

   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 _INET_IP_LISTUTILS_H
  28 #define _INET_IP_LISTUTILS_H
  29
  30 #pragma ident   "%Z%%M% %I%     %E% SMI"
  31
  32 #ifdef  __cplusplus
  33 extern "C" {
  34 #endif
  35
  36 #ifdef  _KERNEL
  37
  38 boolean_t       lists_are_different(const slist_t *, const slist_t *);
  39 boolean_t       list_has_addr(const slist_t *, const in6_addr_t *);
  40 void            l_intersection(const slist_t *, const slist_t *, slist_t *);
  41 void            l_difference(const slist_t *, const slist_t *, slist_t *);
  42 void            l_remove(slist_t *, const in6_addr_t *);
  43 slist_t         *l_alloc_copy(const slist_t *);
  44 void            l_copy(const slist_t *, slist_t *);
  45 void            l_union_in_a(slist_t *, const slist_t *, boolean_t *);
  46 void            l_intersection_in_a(slist_t *, const slist_t *);
  47 void            l_difference_in_a(slist_t *, const slist_t *);
  48 slist_t         *l_alloc();
  49 void            l_free(slist_t *);
  50
  51 #define SLIST_IS_EMPTY(sl)      (((sl) == NULL) || ((sl)->sl_numsrc == 0))
  52 #define SLIST_CNT(sl)           (((sl) == NULL) ? 0 : ((sl)->sl_numsrc))
  53 #define CLEAR_SLIST(sl)         if ((sl) != NULL) (sl)->sl_numsrc = 0
  54 #define FREE_SLIST(sl)          if ((sl) != NULL) l_free((sl))
  55 #define COPY_SLIST(sl, newsl)                   \
  56         if ((newsl) == NULL)                    \
  57                 (newsl) = l_alloc_copy((sl));   \
  58         else                                    \
  59                 l_copy((sl), (newsl))
  60
  61 #endif  /* _KERNEL */
  62
  63 #ifdef  __cplusplus
  64 }
  65 #endif
  66
  67 #endif  /* _INET_IP_LISTUTILS_H */