1 /* $NetBSD: net_stub.c,v 1.12 2011/02/01 01:39:21 matt 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 1.12 2011/02/01 01:39:21 matt 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("component not available"); 47 } 48 __weak_alias(rtioctl,__rumpnet_stub); 49 __weak_alias(rt_walktree,__rumpnet_stub); 50 __weak_alias(rtrequest,__rumpnet_stub); 51 __weak_alias(ifioctl,__rumpnet_stub); 52 __weak_alias(ifunit,__rumpnet_stub); 53 __weak_alias(ifreq_setaddr,__rumpnet_stub); 54 __weak_alias(rt_msg1,__rumpnet_stub); 55 __weak_alias(route_enqueue,__rumpnet_stub); 56 __weak_alias(route_info,__rumpnet_stub); 57 58 /* 59 * Weak symbols so that we can optionally leave components out. 60 * (would be better to fix sys/net* to be more modular, though) 61 */ 62 63 /* bridge */ 64 __weak_alias(bridge_ifdetach,__rumpnet_stub); 65 __weak_alias(bridge_output,__rumpnet_stub); 66 __weak_alias(bridge_input,__rumpnet_stub); 67 68 /* agr */ 69 __weak_alias(agr_input,__rumpnet_stub); 70 __weak_alias(ieee8023ad_lacp_input,__rumpnet_stub); 71 __weak_alias(ieee8023ad_marker_input,__rumpnet_stub); 72 73 struct ifnet_head ifnet; 74 75 u_long 76 compat_cvtcmd(u_long cmd) 77 { 78 79 return cmd; 80 } 81 82 int 83 compat_ifconf(u_long cmd, void *data) 84 { 85 86 return EOPNOTSUPP; 87 } 88 89 int 90 compat_ifioctl(struct socket *so, u_long ocmd, u_long cmd, void *data, 91 struct lwp *l) 92 { 93 struct ifreq *ifr = data; 94 struct ifnet *ifp = ifunit(ifr->ifr_name); 95 96 if (!ifp) 97 return ENXIO; 98 99 return (*so->so_proto->pr_usrreq)(so, PRU_CONTROL, 100 (struct mbuf *)cmd, (struct mbuf *)data, (struct mbuf *)ifp, l); 101 } 102