bsd/net/rtsock_mip.c

   1 /*
   2  * Copyright (c) 2000 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 /*      $KAME$  */
  31
  32 /* to be included from net/rtsock.c - ugly but necessary for portability */
  33 /*
  34  * Mobile IPv6 addition.
  35  * Send a routing message to all routing socket listeners.
  36  */
  37 void
  38 rt_mip6msg(cmd, ifp, rt)
  39         int cmd;
  40         struct ifnet *ifp;
  41         register struct rtentry *rt;
  42 {
  43         struct rt_addrinfo info;
  44         struct sockaddr *sa = 0;
  45         struct mbuf *m = 0;
  46         register struct rt_msghdr *rtm;
  47
  48 #ifdef MIP6_DEBUG
  49         printf("route_cb.any_count = %d\n", route_cb.any_count);
  50 #endif
  51         bzero((caddr_t)&info, sizeof(info));
  52
  53         if (rt == 0 || ifp == 0)
  54                 return;
  55         netmask = rt_mask(rt);
  56         dst = sa = rt_key(rt);
  57         gate = rt->rt_gateway;
  58         genmask = rt->rt_genmask;
  59         if ((m = rt_msg1(cmd, &info)) == NULL) {
  60 #ifdef MIP6_DEBUG
  61                 printf("failure... \n");
  62 #endif
  63                 return;
  64         }
  65         rtm = mtod(m, struct rt_msghdr *);
  66         rtm->rtm_index = ifp->if_index;
  67         rtm->rtm_flags |= rt->rt_flags;
  68         rtm->rtm_rmx = rt->rt_rmx;
  69         rtm->rtm_addrs = info.rti_addrs;
  70         rtm->rtm_flags |= RTF_DONE;
  71
  72         route_proto.sp_protocol = sa ? sa->sa_family : 0;
  73 #ifdef __bsdi__
  74         raw_input(m, NULL, &route_proto, &route_src, &route_dst);
  75 #else
  76         raw_input(m, &route_proto, &route_src, &route_dst);
  77 #endif
  78 }