bsd/net/multicast_list.h

   1 /*
   2  * Copyright (c) 2004 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_OSREFERENCE_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.  The rights granted to you under the
  10  * License may not be used to create, or enable the creation or
  11  * redistribution of, unlawful or unlicensed copies of an Apple operating
  12  * system, or to circumvent, violate, or enable the circumvention or
  13  * violation of, any terms of an Apple operating system software license
  14  * agreement.
  15  *
  16  * Please obtain a copy of the License at
  17  * http://www.opensource.apple.com/apsl/ and read it before using this
  18  * file.
  19  *
  20  * The Original Code and all software distributed under the License are
  21  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  22  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  23  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  24  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  25  * Please see the License for the specific language governing rights and
  26  * limitations under the License.
  27  *
  28  * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
  29  */
  30
  31 #ifndef _NET_MULTICAST_LIST_H
  32 #define _NET_MULTICAST_LIST_H
  33
  34 #include <sys/queue.h>
  35 #include <sys/types.h>
  36 #include <sys/socket.h>
  37 #include <net/if.h>
  38 #include <net/kpi_interface.h>
  39
  40 /*
  41  * multicast_util.h:
  42  * - keep track of multicast addresses on one device for programming on
  43  *   another (VLAN, BOND)
  44  */
  45 struct multicast_entry {
  46         SLIST_ENTRY(multicast_entry)    mc_entries;
  47         ifmultiaddr_t                   mc_ifma;
  48 };
  49 SLIST_HEAD(multicast_list, multicast_entry);
  50
  51 void
  52 multicast_list_init(struct multicast_list * mc_list);
  53
  54 int
  55 multicast_list_program(struct multicast_list * mc_list,
  56                        struct ifnet * source_ifp,
  57                        struct ifnet * target_ifp);
  58 int
  59 multicast_list_remove(struct multicast_list * mc_list);
  60
  61 #endif _NET_MULTICAST_LIST_H