xref: /netbsd-src/sys/compat/net/if.h (revision 181254a7b1bdde6873432bffef2d2decc4b5c22f)
1 /*	$NetBSD: if.h,v 1.5 2019/12/15 16:48:26 tsutsui Exp $	*/
2 
3 /*-
4  * Copyright (c) 1999, 2000, 2001 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by William Studenmund and Jason R. Thorpe.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 /*
33  * Copyright (c) 1982, 1986, 1989, 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  *	@(#)if.h	8.3 (Berkeley) 2/9/95
61  */
62 
63 #ifndef _COMPAT_NET_IF_H_
64 #define _COMPAT_NET_IF_H_
65 
66 #include <compat/sys/time.h>
67 
68 /* Pre-1.5 if_data struct */
69 struct if_data14 {
70 	/* generic interface information */
71 	u_char	ifi_type;		/* ethernet, tokenring, etc. */
72 	u_char	ifi_addrlen;		/* media address length */
73 	u_char	ifi_hdrlen;		/* media header length */
74 	u_long	ifi_mtu;		/* maximum transmission unit */
75 	u_long	ifi_metric;		/* routing metric (external only) */
76 	u_long	ifi_baudrate;		/* linespeed */
77 	/* volatile statistics */
78 	u_long	ifi_ipackets;		/* packets received on interface */
79 	u_long	ifi_ierrors;		/* input errors on interface */
80 	u_long	ifi_opackets;		/* packets sent on interface */
81 	u_long	ifi_oerrors;		/* output errors on interface */
82 	u_long	ifi_collisions;		/* collisions on csma interfaces */
83 	u_long	ifi_ibytes;		/* total number of octets received */
84 	u_long	ifi_obytes;		/* total number of octets sent */
85 	u_long	ifi_imcasts;		/* packets received via multicast */
86 	u_long	ifi_omcasts;		/* packets sent via multicast */
87 	u_long	ifi_iqdrops;		/* dropped on input, this interface */
88 	u_long	ifi_noproto;		/* destined for unsupported protocol */
89 	struct	timeval50 ifi_lastchange;/* last operational state change */
90 };
91 
92 /* pre-1.5 if_msghdr (ifm_data changed) */
93 struct if_msghdr14 {
94 	u_short	ifm_msglen;	/* to skip over non-understood messages */
95 	u_char	ifm_version;	/* future binary compatibility */
96 	u_char	ifm_type;	/* message type */
97 	int	ifm_addrs;	/* like rtm_addrs */
98 	int	ifm_flags;	/* value of if_flags */
99 	u_short	ifm_index;	/* index for associated ifp */
100 	struct	if_data14 ifm_data; /* statistics and other data about if */
101 };
102 
103 void compat_14_rt_oifmsg(struct ifnet *);
104 int compat_14_iflist(struct ifnet *, struct rt_walkarg *, struct rt_addrinfo *,
105     size_t);
106 
107 /*
108  * Structure defining statistics and other data kept regarding a network
109  * interface.
110  */
111 struct if_data50 {
112 	/* generic interface information */
113 	u_char	ifi_type;		/* ethernet, tokenring, etc. */
114 	u_char	ifi_addrlen;		/* media address length */
115 	u_char	ifi_hdrlen;		/* media header length */
116 	int	ifi_link_state;		/* current link state */
117 	u_quad_t ifi_mtu;		/* maximum transmission unit */
118 	u_quad_t ifi_metric;		/* routing metric (external only) */
119 	u_quad_t ifi_baudrate;		/* linespeed */
120 	/* volatile statistics */
121 	u_quad_t ifi_ipackets;		/* packets received on interface */
122 	u_quad_t ifi_ierrors;		/* input errors on interface */
123 	u_quad_t ifi_opackets;		/* packets sent on interface */
124 	u_quad_t ifi_oerrors;		/* output errors on interface */
125 	u_quad_t ifi_collisions;	/* collisions on csma interfaces */
126 	u_quad_t ifi_ibytes;		/* total number of octets received */
127 	u_quad_t ifi_obytes;		/* total number of octets sent */
128 	u_quad_t ifi_imcasts;		/* packets received via multicast */
129 	u_quad_t ifi_omcasts;		/* packets sent via multicast */
130 	u_quad_t ifi_iqdrops;		/* dropped on input, this interface */
131 	u_quad_t ifi_noproto;		/* destined for unsupported protocol */
132 	struct	timeval50 ifi_lastchange;/* last operational state change */
133 };
134 
135 /*
136  * Message format for use in obtaining information about interfaces
137  * from sysctl and the routing socket.
138  */
139 struct if_msghdr50 {
140 	u_short	ifm_msglen;	/* to skip over non-understood messages */
141 	u_char	ifm_version;	/* future binary compatibility */
142 	u_char	ifm_type;	/* message type */
143 	int	ifm_addrs;	/* like rtm_addrs */
144 	int	ifm_flags;	/* value of if_flags */
145 	u_short	ifm_index;	/* index for associated ifp */
146 	struct	if_data50 ifm_data;/* statistics and other data about if */
147 };
148 
149 void compat_50_rt_oifmsg(struct ifnet *);
150 int compat_50_iflist(struct ifnet *, struct rt_walkarg *, struct rt_addrinfo *,
151     size_t);
152 
153 /*
154  * Message format for use in obtaining information about interface addresses
155  * from sysctl and the routing socket.
156  */
157 struct ifa_msghdr50 {
158 	u_short	ifam_msglen;	/* to skip over non-understood messages */
159 	u_char	ifam_version;	/* future binary compatibility */
160 	u_char	ifam_type;	/* message type */
161 	int	ifam_addrs;	/* like rtm_addrs */
162 	int	ifam_flags;	/* value of ifa_flags */
163 	u_short	ifam_index;	/* index for associated ifp */
164 	int	ifam_metric;	/* value of ifa_metric */
165 };
166 
167 /*
168  * Message format announcing the arrival or departure of a network interface.
169  */
170 struct if_announcemsghdr50 {
171 	u_short	ifan_msglen;	/* to skip over non-understood messages */
172 	u_char	ifan_version;	/* future binary compatibility */
173 	u_char	ifan_type;	/* message type */
174 	u_short	ifan_index;	/* index for associated ifp */
175 	char	ifan_name[IFNAMSIZ]; /* if name, e.g. "en0" */
176 	u_short	ifan_what;	/* what type of announcement */
177 };
178 
179 #if !defined(_KERNEL) || !defined(COMPAT_RTSOCK)
180 #define	__align64	__aligned(sizeof(uint64_t))
181 #else
182 #define	__align64
183 #endif
184 /*
185  * Message format for use in obtaining information about interface addresses
186  * from sysctl and the routing socket.
187  */
188 struct ifa_msghdr70 {
189 	u_short	ifam_msglen __align64;
190 				/* to skip over non-understood messages */
191 	u_char	ifam_version;	/* future binary compatibility */
192 	u_char	ifam_type;	/* message type */
193 	int	ifam_addrs;	/* like rtm_addrs */
194 	int	ifam_flags;	/* value of ifa_flags */
195 	int	ifam_metric;	/* value of ifa_metric */
196 	u_short	ifam_index;	/* index for associated ifp */
197 };
198 #undef __align64
199 
200 int compat_70_iflist_addr(struct rt_walkarg *, struct ifaddr *,
201     struct rt_addrinfo *);
202 
203 #endif /* _COMPAT_NET_IF_H_ */
204