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net_stub.c revision 1.35 
      1 /*	$NetBSD: net_stub.c,v 1.35 2018/05/10 05:08:53 maxv 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 1.35 2018/05/10 05:08:53 maxv Exp $");
     30 
     31 #include <sys/mutex.h>
     32 #include <sys/param.h>
     33 #include <sys/protosw.h>
     34 #include <sys/socketvar.h>
     35 #include <sys/pslist.h>
     36 #include <sys/psref.h>
     37 #include <sys/sysctl.h>
     38 #include <sys/un.h>
     39 
     40 #include <net/if.h>
     41 #include <net/route.h>
     42 
     43 #include <netipsec/ipsec.h>
     44 #include <netipsec/ipsec6.h>
     45 #include <netipsec/key.h>
     46 
     47 #include <compat/sys/socket.h>
     48 #include <compat/sys/sockio.h>
     49 
     50 int rumpnet_stub(void);
     51 int
     52 rumpnet_stub(void)
     53 {
     54 
     55 	panic("component not available");
     56 }
     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 
     67 /* agr */
     68 __weak_alias(agr_input,rumpnet_stub);
     69 __weak_alias(ieee8023ad_lacp_input,rumpnet_stub);
     70 __weak_alias(ieee8023ad_marker_input,rumpnet_stub);
     71 
     72 /* pppoe */
     73 __weak_alias(pppoe_input,rumpnet_stub);
     74 __weak_alias(pppoedisc_input,rumpnet_stub);
     75 
     76 /* vlan */
     77 __weak_alias(vlan_input,rumpnet_stub);
     78 __weak_alias(vlan_ifdetach,rumpnet_stub);
     79 
     80 /* ipsec */
     81 /* FIXME: should modularize netipsec and reduce reverse symbol references */
     82 int ipsec_debug;
     83 int ipsec_enabled;
     84 int ipsec_used;
     85 percpu_t *ipsecstat_percpu;
     86 u_int ipsec_spdgen;
     87 
     88 /* sysctl */
     89 void
     90 unp_sysctl_create(struct sysctllog **clog)
     91 {
     92 }
     93 
     94 __weak_alias(ah4_ctlinput,rumpnet_stub);
     95 __weak_alias(ah6_ctlinput,rumpnet_stub);
     96 __weak_alias(esp4_ctlinput,rumpnet_stub);
     97 __weak_alias(esp6_ctlinput,rumpnet_stub);
     98 __weak_alias(ipsec4_output,rumpnet_stub);
     99 __weak_alias(ipsec4_common_input,rumpnet_stub);
    100 __weak_alias(ipsec4_input,rumpnet_stub);
    101 __weak_alias(ipsec6_common_input,rumpnet_stub);
    102 __weak_alias(ipsec6_input,rumpnet_stub);
    103 __weak_alias(ipsec6_check_policy,rumpnet_stub);
    104 __weak_alias(ipsec6_process_packet,rumpnet_stub);
    105 __weak_alias(ipsec_mtu,rumpnet_stub);
    106 __weak_alias(ipsec_set_policy,rumpnet_stub);
    107 __weak_alias(ipsec_get_policy,rumpnet_stub);
    108 __weak_alias(ipsec_delete_pcbpolicy,rumpnet_stub);
    109 __weak_alias(ipsec_hdrsiz,rumpnet_stub);
    110 __weak_alias(ipsec_in_reject,rumpnet_stub);
    111 __weak_alias(ipsec_init_pcbpolicy,rumpnet_stub);
    112 __weak_alias(ipsec_pcbconn,rumpnet_stub);
    113 __weak_alias(ipsec_pcbdisconn,rumpnet_stub);
    114 __weak_alias(key_sa_routechange,rumpnet_stub);
    115 __weak_alias(key_sp_unref,rumpnet_stub);
    116 
    117 struct ifnet_head ifnet_list;
    118 struct pslist_head ifnet_pslist;
    119 kmutex_t ifnet_mtx;
    120