sys/rump/librump/rumpnet/net_stub.c

   1 /*      $NetBSD: net_stub.c,v 1.7 2008/12/29 23:18:35 pooka Exp $       */
   2
   3 /*
   4  * Copyright (c) 2008 Antti Kantee.  All Rights Reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
  16  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  18  * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  21  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  25  * SUCH DAMAGE.
  26  */
  27
  28 #include <sys/cdefs.h>
  29 __KERNEL_RCSID(0, "$NetBSD: net_stub.c,v 1.7 2008/12/29 23:18:35 pooka Exp $");
  30
  31 #include <sys/param.h>
  32 #include <sys/protosw.h>
  33 #include <sys/socketvar.h>
  34
  35 #include <net/if.h>
  36 #include <net/route.h>
  37
  38 #include <compat/sys/socket.h>
  39 #include <compat/sys/sockio.h>
  40
  41 int __rumpnet_stub(void);
  42 int
  43 __rumpnet_stub(void)
  44 {
  45
  46         panic("rumpnet stubs only, linking against librumpnet_net required");
  47 }
  48 __weak_alias(rtioctl,__rumpnet_stub);
  49 __weak_alias(rt_walktree,__rumpnet_stub);
  50 __weak_alias(rtrequest,__rumpnet_stub);
  51 __weak_alias(rtrequest,__rumpnet_stub);
  52 __weak_alias(ifioctl,__rumpnet_stub);
  53 __weak_alias(ifunit,__rumpnet_stub);
  54 __weak_alias(ifreq_setaddr,__rumpnet_stub);
  55 __weak_alias(rt_msg1,__rumpnet_stub);
  56 __weak_alias(route_enqueue,__rumpnet_stub);
  57 __weak_alias(route_cb,__rumpnet_stub);
  58
  59 struct ifnet_head ifnet;
  60
  61 u_long
  62 compat_cvtcmd(u_long cmd)
  63 {
  64
  65         return cmd;
  66 }
  67
  68 int
  69 compat_ifconf(u_long cmd, void *data)
  70 {
  71
  72         return EOPNOTSUPP;
  73 }
  74
  75 int
  76 compat_ifioctl(struct socket *so, u_long ocmd, u_long cmd, void *data,
  77         struct lwp *l)
  78 {
  79         struct ifreq *ifr = data;
  80         struct ifnet *ifp = ifunit(ifr->ifr_name);
  81
  82         if (!ifp)
  83                 return ENXIO;
  84
  85         return (*so->so_proto->pr_usrreq)(so, PRU_CONTROL,
  86             (struct mbuf *)cmd, (struct mbuf *)data, (struct mbuf *)ifp, l);
  87 }