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rtsock_50.c revision 1.6.2.5
      1 /*	$NetBSD: rtsock_50.c,v 1.6.2.5 2019/01/15 03:40:35 pgoyette 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_50.c,v 1.6.2.5 2019/01/15 03:40:35 pgoyette Exp $");
     65 
     66 #ifdef _KERNEL_OPT
     67 #include "opt_compat_netbsd.h"
     68 #endif
     69 
     70 #define	COMPAT_RTSOCK	/* Use the COMPATNAME/COMPATCALL macros and the
     71 			 * various other compat definitions - see
     72 			 * sys/net/rtsock_shared.c for details
     73 			 */
     74 
     75 #include <net/rtsock_shared.c>
     76 #include <compat/net/route_50.h>
     77 
     78 void
     79 compat_50_rt_oifmsg(struct ifnet *ifp)
     80 {
     81 	struct if_msghdr50 oifm;
     82 	struct mbuf *m;
     83 	struct rt_addrinfo info;
     84 
     85 	if (COMPATNAME(route_info).ri_cb.any_count == 0)
     86 		return;
     87 	(void)memset(&info, 0, sizeof(info));
     88 	(void)memset(&oifm, 0, sizeof(oifm));
     89 	oifm.ifm_index = ifp->if_index;
     90 	oifm.ifm_flags = ifp->if_flags;
     91 	oifm.ifm_data.ifi_type = ifp->if_data.ifi_type;
     92 	oifm.ifm_data.ifi_addrlen = ifp->if_data.ifi_addrlen;
     93 	oifm.ifm_data.ifi_hdrlen = ifp->if_data.ifi_hdrlen;
     94 	oifm.ifm_data.ifi_link_state = ifp->if_data.ifi_link_state;
     95 	oifm.ifm_data.ifi_mtu = ifp->if_data.ifi_mtu;
     96 	oifm.ifm_data.ifi_metric = ifp->if_data.ifi_metric;
     97 	oifm.ifm_data.ifi_baudrate = ifp->if_data.ifi_baudrate;
     98 	oifm.ifm_data.ifi_ipackets = ifp->if_data.ifi_ipackets;
     99 	oifm.ifm_data.ifi_ierrors = ifp->if_data.ifi_ierrors;
    100 	oifm.ifm_data.ifi_opackets = ifp->if_data.ifi_opackets;
    101 	oifm.ifm_data.ifi_oerrors = ifp->if_data.ifi_oerrors;
    102 	oifm.ifm_data.ifi_collisions = ifp->if_data.ifi_collisions;
    103 	oifm.ifm_data.ifi_ibytes = ifp->if_data.ifi_ibytes;
    104 	oifm.ifm_data.ifi_obytes = ifp->if_data.ifi_obytes;
    105 	oifm.ifm_data.ifi_imcasts = ifp->if_data.ifi_imcasts;
    106 	oifm.ifm_data.ifi_omcasts = ifp->if_data.ifi_omcasts;
    107 	oifm.ifm_data.ifi_iqdrops = ifp->if_data.ifi_iqdrops;
    108 	oifm.ifm_data.ifi_noproto = ifp->if_data.ifi_noproto;
    109 	TIMESPEC_TO_TIMEVAL(&oifm.ifm_data.ifi_lastchange,
    110 	    &ifp->if_data.ifi_lastchange);
    111 	oifm.ifm_addrs = 0;
    112 	m = COMPATNAME(rt_msg1)(RTM_OIFINFO, &info, (void *)&oifm, sizeof(oifm));
    113 	if (m == NULL)
    114 		return;
    115 	COMPATNAME(route_enqueue)(m, 0);
    116 }
    117 
    118 int
    119 compat_50_iflist(struct ifnet *ifp, struct rt_walkarg *w,
    120     struct rt_addrinfo *info, size_t len)
    121 {
    122 	struct if_msghdr50 *ifm;
    123 	int error;
    124 
    125 	ifm = (struct if_msghdr50 *)w->w_tmem;
    126 	ifm->ifm_index = ifp->if_index;
    127 	ifm->ifm_flags = ifp->if_flags;
    128 	ifm->ifm_data.ifi_type = ifp->if_data.ifi_type;
    129 	ifm->ifm_data.ifi_addrlen = ifp->if_data.ifi_addrlen;
    130 	ifm->ifm_data.ifi_hdrlen = ifp->if_data.ifi_hdrlen;
    131 	ifm->ifm_data.ifi_link_state = ifp->if_data.ifi_link_state;
    132 	ifm->ifm_data.ifi_mtu = ifp->if_data.ifi_mtu;
    133 	ifm->ifm_data.ifi_metric = ifp->if_data.ifi_metric;
    134 	ifm->ifm_data.ifi_baudrate = ifp->if_data.ifi_baudrate;
    135 	ifm->ifm_data.ifi_ipackets = ifp->if_data.ifi_ipackets;
    136 	ifm->ifm_data.ifi_ierrors = ifp->if_data.ifi_ierrors;
    137 	ifm->ifm_data.ifi_opackets = ifp->if_data.ifi_opackets;
    138 	ifm->ifm_data.ifi_oerrors = ifp->if_data.ifi_oerrors;
    139 	ifm->ifm_data.ifi_collisions = ifp->if_data.ifi_collisions;
    140 	ifm->ifm_data.ifi_ibytes = ifp->if_data.ifi_ibytes;
    141 	ifm->ifm_data.ifi_obytes = ifp->if_data.ifi_obytes;
    142 	ifm->ifm_data.ifi_imcasts = ifp->if_data.ifi_imcasts;
    143 	ifm->ifm_data.ifi_omcasts = ifp->if_data.ifi_omcasts;
    144 	ifm->ifm_data.ifi_iqdrops = ifp->if_data.ifi_iqdrops;
    145 	ifm->ifm_data.ifi_noproto = ifp->if_data.ifi_noproto;
    146 	TIMESPEC_TO_TIMEVAL(&ifm->ifm_data.ifi_lastchange,
    147 	    &ifp->if_data.ifi_lastchange);
    148 	ifm->ifm_addrs = info->rti_addrs;
    149 	error = copyout(ifm, w->w_where, len);
    150 	if (error)
    151 		return error;
    152 	w->w_where = (char *)w->w_where + len;
    153 	return 0;
    154 }
    155 
    156 MODULE_SET_HOOK(rtsock_50_iflist_hook, "rts_50", compat_50_iflist);
    157 MODULE_UNSET_HOOK(rtsock_50_iflist_hook);
    158 
    159 MODULE_SET_HOOK(rtsock_50_oifmsg_hook, "rts_50", compat_50_rt_oifmsg);
    160 MODULE_UNSET_HOOK(rtsock_50_oifmsg_hook);
    161 
    162 MODULE_SET_HOOK(rtsock_50_rt_missmsg_hook, "rts_50", compat_50_rt_missmsg);
    163 MODULE_UNSET_HOOK(rtsock_50_rt_missmsg_hook);
    164 
    165 MODULE_SET_HOOK(rtsock_50_rt_ifmsg_hook, "rts_50", compat_50_rt_ifmsg);
    166 MODULE_UNSET_HOOK(rtsock_50_rt_ifmsg_hook);
    167 
    168 MODULE_SET_HOOK(rtsock_50_rt_newaddrmsg_hook, "rts_50",
    169     compat_50_rt_newaddrmsg);
    170 MODULE_UNSET_HOOK(rtsock_50_rt_newaddrmsg_hook);
    171 
    172 MODULE_SET_HOOK(rtsock_50_rt_ifannouncemsg_hook, "rts_50",
    173     compat_50_rt_ifannouncemsg);
    174 MODULE_UNSET_HOOK(rtsock_50_rt_ifannouncemsg_hook);
    175 
    176 MODULE_SET_HOOK(rtsock_50_rt_ieee80211msg_hook, "rts_50",
    177     compat_50_rt_ieee80211msg);
    178 MODULE_UNSET_HOOK(rtsock_50_rt_ieee80211msg_hook);
    179 
    180 void
    181 rtsock_50_init(void)
    182 {
    183 
    184 	rtsock_50_iflist_hook_set();
    185 	rtsock_50_oifmsg_hook_set();
    186 	rtsock_50_rt_missmsg_hook_set();
    187 	rtsock_50_rt_ifmsg_hook_set();
    188 	rtsock_50_rt_newaddrmsg_hook_set();
    189 	rtsock_50_rt_ifannouncemsg_hook_set();
    190 	rtsock_50_rt_ieee80211msg_hook_set();
    191 }
    192 
    193 void
    194 rtsock_50_fini(void)
    195 {
    196 
    197 	rtsock_50_iflist_hook_unset();
    198 	rtsock_50_oifmsg_hook_unset();
    199 	rtsock_50_rt_missmsg_hook_unset();
    200 	rtsock_50_rt_ifmsg_hook_unset();
    201 	rtsock_50_rt_newaddrmsg_hook_unset();
    202 	rtsock_50_rt_ifannouncemsg_hook_unset();
    203 	rtsock_50_rt_ieee80211msg_hook_unset();
    204 }
    205