| /* |
| * Copyright (c) 1982, 1986, 1989, 1993 |
| * The Regents of the University of California. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. All advertising materials mentioning features or use of this software |
| * must display the following acknowledgement: |
| * This product includes software developed by the University of |
| * California, Berkeley and its contributors. |
| * 4. Neither the name of the University nor the names of its contributors |
| * may be used to endorse or promote products derived from this software |
| * without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * |
| * @(#)if.h 8.1 (Berkeley) 6/10/93 |
| * $FreeBSD: src/sys/net/if.h,v 1.49.2.1 1999/08/29 16:28:15 peter Exp $ |
| */ |
| |
| #ifndef _NET_IF_H_ |
| #define _NET_IF_H_ |
| |
| /* |
| * <net/if.h> does not depend on <sys/time.h> on most other systems. This |
| * helps userland compatability. (struct timeval ifi_lastchange) |
| */ |
| #ifndef KERNEL |
| #include <pcap-stdinc.h> |
| #endif |
| |
| /* |
| * Structure describing information about an interface |
| * which may be of interest to management entities. |
| */ |
| struct if_data { |
| /* generic interface information */ |
| u_char ifi_type; /* ethernet, tokenring, etc */ |
| u_char ifi_physical; /* e.g., AUI, Thinnet, 10base-T, etc */ |
| u_char ifi_addrlen; /* media address length */ |
| u_char ifi_hdrlen; /* media header length */ |
| u_char ifi_recvquota; /* polling quota for receive intrs */ |
| u_char ifi_xmitquota; /* polling quota for xmit intrs */ |
| u_long ifi_mtu; /* maximum transmission unit */ |
| u_long ifi_metric; /* routing metric (external only) */ |
| u_long ifi_baudrate; /* linespeed */ |
| /* volatile statistics */ |
| u_long ifi_ipackets; /* packets received on interface */ |
| u_long ifi_ierrors; /* input errors on interface */ |
| u_long ifi_opackets; /* packets sent on interface */ |
| u_long ifi_oerrors; /* output errors on interface */ |
| u_long ifi_collisions; /* collisions on csma interfaces */ |
| u_long ifi_ibytes; /* total number of octets received */ |
| u_long ifi_obytes; /* total number of octets sent */ |
| u_long ifi_imcasts; /* packets received via multicast */ |
| u_long ifi_omcasts; /* packets sent via multicast */ |
| u_long ifi_iqdrops; /* dropped on input, this interface */ |
| u_long ifi_noproto; /* destined for unsupported protocol */ |
| u_long ifi_recvtiming; /* usec spent receiving when timing */ |
| u_long ifi_xmittiming; /* usec spent xmitting when timing */ |
| struct timeval ifi_lastchange; /* time of last administrative change */ |
| }; |
| |
| /* ws2tcpip.h has interface flags: IFF_* */ |
| #if 0 |
| #define IFF_UP 0x1 /* interface is up */ |
| #define IFF_BROADCAST 0x2 /* broadcast address valid */ |
| #define IFF_DEBUG 0x4 /* turn on debugging */ |
| #define IFF_LOOPBACK 0x8 /* is a loopback net */ |
| #define IFF_POINTOPOINT 0x10 /* interface is point-to-point link */ |
| /*#define IFF_NOTRAILERS 0x20 * obsolete: avoid use of trailers */ |
| #define IFF_RUNNING 0x40 /* resources allocated */ |
| #define IFF_NOARP 0x80 /* no address resolution protocol */ |
| #define IFF_PROMISC 0x100 /* receive all packets */ |
| #define IFF_ALLMULTI 0x200 /* receive all multicast packets */ |
| #define IFF_OACTIVE 0x400 /* transmission in progress */ |
| #define IFF_SIMPLEX 0x800 /* can't hear own transmissions */ |
| #define IFF_LINK0 0x1000 /* per link layer defined bit */ |
| #define IFF_LINK1 0x2000 /* per link layer defined bit */ |
| #define IFF_LINK2 0x4000 /* per link layer defined bit */ |
| #define IFF_ALTPHYS IFF_LINK2 /* use alternate physical connection */ |
| #define IFF_MULTICAST 0x8000 /* supports multicast */ |
| #endif /* 0 */ |
| |
| /* flags set internally only: */ |
| #define IFF_CANTCHANGE \ |
| (IFF_BROADCAST|IFF_POINTOPOINT|IFF_RUNNING|IFF_OACTIVE|\ |
| IFF_SIMPLEX|IFF_MULTICAST|IFF_ALLMULTI) |
| |
| #define IFQ_MAXLEN 50 |
| #define IFNET_SLOWHZ 1 /* granularity is 1 second */ |
| |
| /* |
| * Message format for use in obtaining information about interfaces |
| * from getkerninfo and the routing socket |
| */ |
| struct if_msghdr { |
| u_short ifm_msglen; /* to skip over non-understood messages */ |
| u_char ifm_version; /* future binary compatability */ |
| u_char ifm_type; /* message type */ |
| int ifm_addrs; /* like rtm_addrs */ |
| int ifm_flags; /* value of if_flags */ |
| u_short ifm_index; /* index for associated ifp */ |
| struct if_data ifm_data;/* statistics and other data about if */ |
| }; |
| |
| /* |
| * Message format for use in obtaining information about interface addresses |
| * from getkerninfo and the routing socket |
| */ |
| struct ifa_msghdr { |
| u_short ifam_msglen; /* to skip over non-understood messages */ |
| u_char ifam_version; /* future binary compatability */ |
| u_char ifam_type; /* message type */ |
| int ifam_addrs; /* like rtm_addrs */ |
| int ifam_flags; /* value of ifa_flags */ |
| u_short ifam_index; /* index for associated ifp */ |
| int ifam_metric; /* value of ifa_metric */ |
| }; |
| |
| /* |
| * Message format for use in obtaining information about multicast addresses |
| * from the routing socket |
| */ |
| struct ifma_msghdr { |
| u_short ifmam_msglen; /* to skip over non-understood messages */ |
| u_char ifmam_version; /* future binary compatability */ |
| u_char ifmam_type; /* message type */ |
| int ifmam_addrs; /* like rtm_addrs */ |
| int ifmam_flags; /* value of ifa_flags */ |
| u_short ifmam_index; /* index for associated ifp */ |
| }; |
| |
| /* |
| * Interface request structure used for socket |
| * ioctl's. All interface ioctl's must have parameter |
| * definitions which begin with ifr_name. The |
| * remainder may be interface specific. |
| */ |
| struct ifreq { |
| #define IFNAMSIZ 16 |
| char ifr_name[IFNAMSIZ]; /* if name, e.g. "en0" */ |
| union { |
| struct sockaddr ifru_addr; |
| struct sockaddr ifru_dstaddr; |
| struct sockaddr ifru_broadaddr; |
| short ifru_flags; |
| int ifru_metric; |
| int ifru_mtu; |
| int ifru_phys; |
| int ifru_media; |
| caddr_t ifru_data; |
| } ifr_ifru; |
| #define ifr_addr ifr_ifru.ifru_addr /* address */ |
| #define ifr_dstaddr ifr_ifru.ifru_dstaddr /* other end of p-to-p link */ |
| #define ifr_broadaddr ifr_ifru.ifru_broadaddr /* broadcast address */ |
| #define ifr_flags ifr_ifru.ifru_flags /* flags */ |
| #define ifr_metric ifr_ifru.ifru_metric /* metric */ |
| #define ifr_mtu ifr_ifru.ifru_mtu /* mtu */ |
| #define ifr_phys ifr_ifru.ifru_phys /* physical wire */ |
| #define ifr_media ifr_ifru.ifru_media /* physical media */ |
| #define ifr_data ifr_ifru.ifru_data /* for use by interface */ |
| }; |
| |
| #define _SIZEOF_ADDR_IFREQ(ifr) \ |
| ((ifr).ifr_addr.sa_len > sizeof(struct sockaddr) ? \ |
| (sizeof(struct ifreq) - sizeof(struct sockaddr) + \ |
| (ifr).ifr_addr.sa_len) : sizeof(struct ifreq)) |
| |
| struct ifaliasreq { |
| char ifra_name[IFNAMSIZ]; /* if name, e.g. "en0" */ |
| struct sockaddr ifra_addr; |
| struct sockaddr ifra_broadaddr; |
| struct sockaddr ifra_mask; |
| }; |
| |
| struct ifmediareq { |
| char ifm_name[IFNAMSIZ]; /* if name, e.g. "en0" */ |
| int ifm_current; /* current media options */ |
| int ifm_mask; /* don't care mask */ |
| int ifm_status; /* media status */ |
| int ifm_active; /* active options */ |
| int ifm_count; /* # entries in ifm_ulist array */ |
| int *ifm_ulist; /* media words */ |
| }; |
| /* |
| * Structure used in SIOCGIFCONF request. |
| * Used to retrieve interface configuration |
| * for machine (useful for programs which |
| * must know all networks accessible). |
| */ |
| struct ifconf { |
| int ifc_len; /* size of associated buffer */ |
| union { |
| caddr_t ifcu_buf; |
| struct ifreq *ifcu_req; |
| } ifc_ifcu; |
| #define ifc_buf ifc_ifcu.ifcu_buf /* buffer address */ |
| #define ifc_req ifc_ifcu.ifcu_req /* array of structures returned */ |
| }; |
| |
| #ifdef KERNEL |
| #ifdef MALLOC_DECLARE |
| MALLOC_DECLARE(M_IFADDR); |
| MALLOC_DECLARE(M_IFMADDR); |
| #endif |
| #endif |
| |
| /* XXX - this should go away soon */ |
| #ifdef KERNEL |
| #include <net/if_var.h> |
| #endif |
| |
| #endif /* !_NET_IF_H_ */ |