bsd/net/multicast_list.h

   1 /*
   2  * Copyright (c) 2004 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23
  24 #ifndef _NET_MULTICAST_LIST_H
  25 #define _NET_MULTICAST_LIST_H
  26
  27 #include <sys/queue.h>
  28 #include <sys/types.h>
  29 #include <sys/socket.h>
  30 #include <net/if.h>
  31 #include <net/kpi_interface.h>
  32
  33 /*
  34  * multicast_util.h:
  35  * - keep track of multicast addresses on one device for programming on
  36  *   another (VLAN, BOND)
  37  */
  38 struct multicast_entry {
  39         SLIST_ENTRY(multicast_entry)    mc_entries;
  40         ifmultiaddr_t                   mc_ifma;
  41 };
  42 SLIST_HEAD(multicast_list, multicast_entry);
  43
  44 void
  45 multicast_list_init(struct multicast_list * mc_list);
  46
  47 int
  48 multicast_list_program(struct multicast_list * mc_list,
  49                        struct ifnet * source_ifp,
  50                        struct ifnet * target_ifp);
  51 int
  52 multicast_list_remove(struct multicast_list * mc_list);
  53
  54 #endif _NET_MULTICAST_LIST_H