Drop main() prototype. Syncs with NetBSD-8
[minix.git] / external / bsd / libpcap / dist / Win32 / Include / net / if.h
blob58d3c16e0d856e1585ff013f8f8091785a169a8c
1 /*
2 * Copyright (c) 1982, 1986, 1989, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
33 * @(#)if.h 8.1 (Berkeley) 6/10/93
34 * $FreeBSD: src/sys/net/if.h,v 1.49.2.1 1999/08/29 16:28:15 peter Exp $
37 #ifndef _NET_IF_H_
38 #define _NET_IF_H_
41 * <net/if.h> does not depend on <sys/time.h> on most other systems. This
42 * helps userland compatability. (struct timeval ifi_lastchange)
44 #ifndef KERNEL
45 #include <pcap-stdinc.h>
46 #endif
49 * Structure describing information about an interface
50 * which may be of interest to management entities.
52 struct if_data {
53 /* generic interface information */
54 u_char ifi_type; /* ethernet, tokenring, etc */
55 u_char ifi_physical; /* e.g., AUI, Thinnet, 10base-T, etc */
56 u_char ifi_addrlen; /* media address length */
57 u_char ifi_hdrlen; /* media header length */
58 u_char ifi_recvquota; /* polling quota for receive intrs */
59 u_char ifi_xmitquota; /* polling quota for xmit intrs */
60 u_long ifi_mtu; /* maximum transmission unit */
61 u_long ifi_metric; /* routing metric (external only) */
62 u_long ifi_baudrate; /* linespeed */
63 /* volatile statistics */
64 u_long ifi_ipackets; /* packets received on interface */
65 u_long ifi_ierrors; /* input errors on interface */
66 u_long ifi_opackets; /* packets sent on interface */
67 u_long ifi_oerrors; /* output errors on interface */
68 u_long ifi_collisions; /* collisions on csma interfaces */
69 u_long ifi_ibytes; /* total number of octets received */
70 u_long ifi_obytes; /* total number of octets sent */
71 u_long ifi_imcasts; /* packets received via multicast */
72 u_long ifi_omcasts; /* packets sent via multicast */
73 u_long ifi_iqdrops; /* dropped on input, this interface */
74 u_long ifi_noproto; /* destined for unsupported protocol */
75 u_long ifi_recvtiming; /* usec spent receiving when timing */
76 u_long ifi_xmittiming; /* usec spent xmitting when timing */
77 struct timeval ifi_lastchange; /* time of last administrative change */
80 /* ws2tcpip.h has interface flags: IFF_* */
81 #if 0
82 #define IFF_UP 0x1 /* interface is up */
83 #define IFF_BROADCAST 0x2 /* broadcast address valid */
84 #define IFF_DEBUG 0x4 /* turn on debugging */
85 #define IFF_LOOPBACK 0x8 /* is a loopback net */
86 #define IFF_POINTOPOINT 0x10 /* interface is point-to-point link */
87 /*#define IFF_NOTRAILERS 0x20 * obsolete: avoid use of trailers */
88 #define IFF_RUNNING 0x40 /* resources allocated */
89 #define IFF_NOARP 0x80 /* no address resolution protocol */
90 #define IFF_PROMISC 0x100 /* receive all packets */
91 #define IFF_ALLMULTI 0x200 /* receive all multicast packets */
92 #define IFF_OACTIVE 0x400 /* transmission in progress */
93 #define IFF_SIMPLEX 0x800 /* can't hear own transmissions */
94 #define IFF_LINK0 0x1000 /* per link layer defined bit */
95 #define IFF_LINK1 0x2000 /* per link layer defined bit */
96 #define IFF_LINK2 0x4000 /* per link layer defined bit */
97 #define IFF_ALTPHYS IFF_LINK2 /* use alternate physical connection */
98 #define IFF_MULTICAST 0x8000 /* supports multicast */
99 #endif /* 0 */
101 /* flags set internally only: */
102 #define IFF_CANTCHANGE \
103 (IFF_BROADCAST|IFF_POINTOPOINT|IFF_RUNNING|IFF_OACTIVE|\
104 IFF_SIMPLEX|IFF_MULTICAST|IFF_ALLMULTI)
106 #define IFQ_MAXLEN 50
107 #define IFNET_SLOWHZ 1 /* granularity is 1 second */
110 * Message format for use in obtaining information about interfaces
111 * from getkerninfo and the routing socket
113 struct if_msghdr {
114 u_short ifm_msglen; /* to skip over non-understood messages */
115 u_char ifm_version; /* future binary compatability */
116 u_char ifm_type; /* message type */
117 int ifm_addrs; /* like rtm_addrs */
118 int ifm_flags; /* value of if_flags */
119 u_short ifm_index; /* index for associated ifp */
120 struct if_data ifm_data;/* statistics and other data about if */
124 * Message format for use in obtaining information about interface addresses
125 * from getkerninfo and the routing socket
127 struct ifa_msghdr {
128 u_short ifam_msglen; /* to skip over non-understood messages */
129 u_char ifam_version; /* future binary compatability */
130 u_char ifam_type; /* message type */
131 int ifam_addrs; /* like rtm_addrs */
132 int ifam_flags; /* value of ifa_flags */
133 u_short ifam_index; /* index for associated ifp */
134 int ifam_metric; /* value of ifa_metric */
138 * Message format for use in obtaining information about multicast addresses
139 * from the routing socket
141 struct ifma_msghdr {
142 u_short ifmam_msglen; /* to skip over non-understood messages */
143 u_char ifmam_version; /* future binary compatability */
144 u_char ifmam_type; /* message type */
145 int ifmam_addrs; /* like rtm_addrs */
146 int ifmam_flags; /* value of ifa_flags */
147 u_short ifmam_index; /* index for associated ifp */
151 * Interface request structure used for socket
152 * ioctl's. All interface ioctl's must have parameter
153 * definitions which begin with ifr_name. The
154 * remainder may be interface specific.
156 struct ifreq {
157 #define IFNAMSIZ 16
158 char ifr_name[IFNAMSIZ]; /* if name, e.g. "en0" */
159 union {
160 struct sockaddr ifru_addr;
161 struct sockaddr ifru_dstaddr;
162 struct sockaddr ifru_broadaddr;
163 short ifru_flags;
164 int ifru_metric;
165 int ifru_mtu;
166 int ifru_phys;
167 int ifru_media;
168 caddr_t ifru_data;
169 } ifr_ifru;
170 #define ifr_addr ifr_ifru.ifru_addr /* address */
171 #define ifr_dstaddr ifr_ifru.ifru_dstaddr /* other end of p-to-p link */
172 #define ifr_broadaddr ifr_ifru.ifru_broadaddr /* broadcast address */
173 #define ifr_flags ifr_ifru.ifru_flags /* flags */
174 #define ifr_metric ifr_ifru.ifru_metric /* metric */
175 #define ifr_mtu ifr_ifru.ifru_mtu /* mtu */
176 #define ifr_phys ifr_ifru.ifru_phys /* physical wire */
177 #define ifr_media ifr_ifru.ifru_media /* physical media */
178 #define ifr_data ifr_ifru.ifru_data /* for use by interface */
181 #define _SIZEOF_ADDR_IFREQ(ifr) \
182 ((ifr).ifr_addr.sa_len > sizeof(struct sockaddr) ? \
183 (sizeof(struct ifreq) - sizeof(struct sockaddr) + \
184 (ifr).ifr_addr.sa_len) : sizeof(struct ifreq))
186 struct ifaliasreq {
187 char ifra_name[IFNAMSIZ]; /* if name, e.g. "en0" */
188 struct sockaddr ifra_addr;
189 struct sockaddr ifra_broadaddr;
190 struct sockaddr ifra_mask;
193 struct ifmediareq {
194 char ifm_name[IFNAMSIZ]; /* if name, e.g. "en0" */
195 int ifm_current; /* current media options */
196 int ifm_mask; /* don't care mask */
197 int ifm_status; /* media status */
198 int ifm_active; /* active options */
199 int ifm_count; /* # entries in ifm_ulist array */
200 int *ifm_ulist; /* media words */
203 * Structure used in SIOCGIFCONF request.
204 * Used to retrieve interface configuration
205 * for machine (useful for programs which
206 * must know all networks accessible).
208 struct ifconf {
209 int ifc_len; /* size of associated buffer */
210 union {
211 caddr_t ifcu_buf;
212 struct ifreq *ifcu_req;
213 } ifc_ifcu;
214 #define ifc_buf ifc_ifcu.ifcu_buf /* buffer address */
215 #define ifc_req ifc_ifcu.ifcu_req /* array of structures returned */
218 #ifdef KERNEL
219 #ifdef MALLOC_DECLARE
220 MALLOC_DECLARE(M_IFADDR);
221 MALLOC_DECLARE(M_IFMADDR);
222 #endif
223 #endif
225 /* XXX - this should go away soon */
226 #ifdef KERNEL
227 #include <net/if_var.h>
228 #endif
230 #endif /* !_NET_IF_H_ */