bsd/net/multicast_list.h

   1 /*
   2  * Copyright (c) 2004 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22
  23 #ifndef _NET_MULTICAST_LIST_H
  24 #define _NET_MULTICAST_LIST_H
  25
  26 #include <sys/queue.h>
  27 #include <sys/types.h>
  28 #include <sys/socket.h>
  29 #include <net/if.h>
  30 #include <net/kpi_interface.h>
  31
  32 /*
  33  * multicast_util.h:
  34  * - keep track of multicast addresses on one device for programming on
  35  *   another (VLAN, BOND)
  36  */
  37 struct multicast_entry {
  38         SLIST_ENTRY(multicast_entry)    mc_entries;
  39         ifmultiaddr_t                   mc_ifma;
  40 };
  41 SLIST_HEAD(multicast_list, multicast_entry);
  42
  43 void
  44 multicast_list_init(struct multicast_list * mc_list);
  45
  46 int
  47 multicast_list_program(struct multicast_list * mc_list,
  48                        struct ifnet * source_ifp,
  49                        struct ifnet * target_ifp);
  50 int
  51 multicast_list_remove(struct multicast_list * mc_list);
  52
  53 #endif _NET_MULTICAST_LIST_H