bsd/net/rtsock_mip.c

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_OSREFERENCE_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. The rights granted to you under the License
  10  * may not be used to create, or enable the creation or redistribution of,
  11  * unlawful or unlicensed copies of an Apple operating system, or to
  12  * circumvent, violate, or enable the circumvention or violation of, any
  13  * terms of an Apple operating system software license agreement.
  14  *
  15  * Please obtain a copy of the License at
  16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
  17  *
  18  * The Original Code and all software distributed under the License are
  19  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  20  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  21  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  23  * Please see the License for the specific language governing rights and
  24  * limitations under the License.
  25  *
  26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  27  */
  28 /*      $KAME$  */
  29
  30 /* to be included from net/rtsock.c - ugly but necessary for portability */
  31 /*
  32  * Mobile IPv6 addition.
  33  * Send a routing message to all routing socket listeners.
  34  */
  35 void
  36 rt_mip6msg(cmd, ifp, rt)
  37         int cmd;
  38         struct ifnet *ifp;
  39         register struct rtentry *rt;
  40 {
  41         struct rt_addrinfo info;
  42         struct sockaddr *sa = 0;
  43         struct mbuf *m = 0;
  44         register struct rt_msghdr *rtm;
  45
  46 #ifdef MIP6_DEBUG
  47         printf("route_cb.any_count = %d\n", route_cb.any_count);
  48 #endif
  49         bzero((caddr_t)&info, sizeof(info));
  50
  51         if (rt == 0 || ifp == 0)
  52                 return;
  53         netmask = rt_mask(rt);
  54         dst = sa = rt_key(rt);
  55         gate = rt->rt_gateway;
  56         genmask = rt->rt_genmask;
  57         if ((m = rt_msg1(cmd, &info)) == NULL) {
  58 #ifdef MIP6_DEBUG
  59                 printf("failure... \n");
  60 #endif
  61                 return;
  62         }
  63         rtm = mtod(m, struct rt_msghdr *);
  64         rtm->rtm_index = ifp->if_index;
  65         rtm->rtm_flags |= rt->rt_flags;
  66         rtm->rtm_rmx = rt->rt_rmx;
  67         rtm->rtm_addrs = info.rti_addrs;
  68         rtm->rtm_flags |= RTF_DONE;
  69
  70         route_proto.sp_protocol = sa ? sa->sa_family : 0;
  71 #ifdef __bsdi__
  72         raw_input(m, NULL, &route_proto, &route_src, &route_dst);
  73 #else
  74         raw_input(m, &route_proto, &route_src, &route_dst);
  75 #endif
  76 }