1/*	$NetBSD: rtsock_14.c,v 1.10 2020/01/29 05:47:12 thorpej Exp $	*/
2
3/*
4 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the project nor the names of its contributors
16 *    may be used to endorse or promote products derived from this software
17 *    without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32/*
33 * Copyright (c) 1988, 1991, 1993
34 *	The Regents of the University of California.  All rights reserved.
35 *
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
38 * are met:
39 * 1. Redistributions of source code must retain the above copyright
40 *    notice, this list of conditions and the following disclaimer.
41 * 2. Redistributions in binary form must reproduce the above copyright
42 *    notice, this list of conditions and the following disclaimer in the
43 *    documentation and/or other materials provided with the distribution.
44 * 3. Neither the name of the University nor the names of its contributors
45 *    may be used to endorse or promote products derived from this software
46 *    without specific prior written permission.
47 *
48 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
49 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
50 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
51 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
52 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
53 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
54 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
55 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
56 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
57 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
58 * SUCH DAMAGE.
59 *
60 *	@(#)rtsock.c	8.7 (Berkeley) 10/12/95
61 */
62
63#include <sys/cdefs.h>
64__KERNEL_RCSID(0, "$NetBSD: rtsock_14.c,v 1.10 2020/01/29 05:47:12 thorpej Exp $");
65
66#if defined(_KERNEL_OPT)
67#include "opt_compat_netbsd.h"
68#endif
69
70#ifdef _KERNEL_OPT
71#include "opt_inet.h"
72#endif
73
74#include <sys/param.h>
75#include <sys/systm.h>
76#include <sys/proc.h>
77#include <sys/mbuf.h>
78#include <sys/socket.h>
79#include <sys/socketvar.h>
80#include <sys/domain.h>
81#include <sys/protosw.h>
82#include <sys/sysctl.h>
83#include <sys/kauth.h>
84#include <sys/compat_stub.h>
85#ifdef RTSOCK_DEBUG
86#include <netinet/in.h>
87#endif /* RTSOCK_DEBUG */
88
89#include <net/if.h>
90#include <net/route.h>
91#include <net/raw_cb.h>
92
93#include <compat/net/if.h>
94#include <compat/net/route.h>
95
96#include <compat/common/compat_mod.h>
97
98void
99compat_14_rt_oifmsg(struct ifnet *ifp)
100{
101	struct if_msghdr14 oifm;
102	struct if_data ifi;
103	struct mbuf *m;
104	struct rt_addrinfo info;
105	struct timeval tv;
106
107	if (compat_50_route_info.ri_cb.any_count == 0)
108		return;
109	(void)memset(&info, 0, sizeof(info));
110	(void)memset(&oifm, 0, sizeof(oifm));
111	if_export_if_data(ifp, &ifi, false);
112	oifm.ifm_index = ifp->if_index;
113	oifm.ifm_flags = ifp->if_flags;
114	oifm.ifm_data.ifi_type = ifi.ifi_type;
115	oifm.ifm_data.ifi_addrlen = ifi.ifi_addrlen;
116	oifm.ifm_data.ifi_hdrlen = ifi.ifi_hdrlen;
117	oifm.ifm_data.ifi_mtu = ifi.ifi_mtu;
118	oifm.ifm_data.ifi_metric = ifi.ifi_metric;
119	oifm.ifm_data.ifi_baudrate = ifi.ifi_baudrate;
120	oifm.ifm_data.ifi_ipackets = ifi.ifi_ipackets;
121	oifm.ifm_data.ifi_ierrors = ifi.ifi_ierrors;
122	oifm.ifm_data.ifi_opackets = ifi.ifi_opackets;
123	oifm.ifm_data.ifi_oerrors = ifi.ifi_oerrors;
124	oifm.ifm_data.ifi_collisions = ifi.ifi_collisions;
125	oifm.ifm_data.ifi_ibytes = ifi.ifi_ibytes;
126	oifm.ifm_data.ifi_obytes = ifi.ifi_obytes;
127	oifm.ifm_data.ifi_imcasts = ifi.ifi_imcasts;
128	oifm.ifm_data.ifi_omcasts = ifi.ifi_omcasts;
129	oifm.ifm_data.ifi_iqdrops = ifi.ifi_iqdrops;
130	oifm.ifm_data.ifi_noproto = ifi.ifi_noproto;
131	TIMESPEC_TO_TIMEVAL(&tv, &ifi.ifi_lastchange);
132	timeval_to_timeval50(&tv, &oifm.ifm_data.ifi_lastchange);
133	oifm.ifm_addrs = 0;
134	m = compat_50_rt_msg1(RTM_OOIFINFO, &info, (void *)&oifm, sizeof(oifm));
135	if (m == NULL)
136		return;
137	compat_50_route_enqueue(m, 0);
138}
139
140int
141compat_14_iflist(struct ifnet *ifp, struct rt_walkarg *w,
142    struct rt_addrinfo *info, size_t len)
143{
144	struct if_msghdr14 *ifm;
145	struct if_data ifi;
146	struct timeval tv;
147	int error;
148
149	ifm = (struct if_msghdr14 *)w->w_tmem;
150	if_export_if_data(ifp, &ifi, false);
151	ifm->ifm_index = ifp->if_index;
152	ifm->ifm_flags = ifp->if_flags;
153	ifm->ifm_data.ifi_type = ifi.ifi_type;
154	ifm->ifm_data.ifi_addrlen = ifi.ifi_addrlen;
155	ifm->ifm_data.ifi_hdrlen = ifi.ifi_hdrlen;
156	ifm->ifm_data.ifi_mtu = ifi.ifi_mtu;
157	ifm->ifm_data.ifi_metric = ifi.ifi_metric;
158	ifm->ifm_data.ifi_baudrate = ifi.ifi_baudrate;
159	ifm->ifm_data.ifi_ipackets = ifi.ifi_ipackets;
160	ifm->ifm_data.ifi_ierrors = ifi.ifi_ierrors;
161	ifm->ifm_data.ifi_opackets = ifi.ifi_opackets;
162	ifm->ifm_data.ifi_oerrors = ifi.ifi_oerrors;
163	ifm->ifm_data.ifi_collisions = ifi.ifi_collisions;
164	ifm->ifm_data.ifi_ibytes = ifi.ifi_ibytes;
165	ifm->ifm_data.ifi_obytes = ifi.ifi_obytes;
166	ifm->ifm_data.ifi_imcasts = ifi.ifi_imcasts;
167	ifm->ifm_data.ifi_omcasts = ifi.ifi_omcasts;
168	ifm->ifm_data.ifi_iqdrops = ifi.ifi_iqdrops;
169	ifm->ifm_data.ifi_noproto = ifi.ifi_noproto;
170	TIMESPEC_TO_TIMEVAL(&tv, &ifi.ifi_lastchange);
171	timeval_to_timeval50(&tv, &ifm->ifm_data.ifi_lastchange);
172	ifm->ifm_addrs = info->rti_addrs;
173	error = copyout(ifm, w->w_where, len);
174	if (error)
175		return error;
176	w->w_where = (char *)w->w_where + len;
177	return 0;
178}
179
180void
181rtsock_14_init(void)
182{
183
184	MODULE_HOOK_SET(rtsock_oifmsg_14_hook, compat_14_rt_oifmsg);
185	MODULE_HOOK_SET(rtsock_iflist_14_hook, compat_14_iflist);
186}
187
188void
189rtsock_14_fini(void)
190{
191
192	MODULE_HOOK_UNSET(rtsock_oifmsg_14_hook);
193	MODULE_HOOK_UNSET(rtsock_iflist_14_hook);
194}
195