xref: /netbsd-src/sys/rump/librump/rumpnet/net_stub.c (revision 8ecbf5f02b752fcb7debe1a8fab1dc82602bc760)
1 /*	$NetBSD: net_stub.c,v 1.38 2020/08/28 06:20:44 ozaki-r 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 1.38 2020/08/28 06:20:44 ozaki-r 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 __weak_alias(bridge_calc_csum_flags,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 /* pppoe */
74 __weak_alias(pppoe_input,rumpnet_stub);
75 __weak_alias(pppoedisc_input,rumpnet_stub);
76 
77 /* vlan */
78 __weak_alias(vlan_input,rumpnet_stub);
79 __weak_alias(vlan_ifdetach,rumpnet_stub);
80 
81 /* ipsec */
82 /* FIXME: should modularize netipsec and reduce reverse symbol references */
83 int ipsec_debug;
84 int ipsec_enabled;
85 int ipsec_used;
86 percpu_t *ipsecstat_percpu;
87 u_int ipsec_spdgen;
88 
89 /* sysctl */
90 void
91 unp_sysctl_create(struct sysctllog **clog)
92 {
93 }
94 
95 __weak_alias(ah4_ctlinput,rumpnet_stub);
96 __weak_alias(ah6_ctlinput,rumpnet_stub);
97 __weak_alias(esp4_ctlinput,rumpnet_stub);
98 __weak_alias(esp6_ctlinput,rumpnet_stub);
99 __weak_alias(ipsec4_output,rumpnet_stub);
100 __weak_alias(ipsec4_common_input,rumpnet_stub);
101 __weak_alias(ipsec6_common_input,rumpnet_stub);
102 __weak_alias(ipsec6_check_policy,rumpnet_stub);
103 __weak_alias(ipsec6_process_packet,rumpnet_stub);
104 __weak_alias(ipsec_mtu,rumpnet_stub);
105 __weak_alias(ipsec_ip_input_checkpolicy,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