36e7a51ea1
Distribute all but the most fundamental malloc types. This time I also remembered the trick to making things static: Put "static" in front of them. A couple of finer points by: bde
215 lines
8.1 KiB
C
215 lines
8.1 KiB
C
/*
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* Copyright (c) 1982, 1986, 1989, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)if.h 8.1 (Berkeley) 6/10/93
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* $Id: if.h,v 1.46 1997/05/03 21:07:12 peter Exp $
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*/
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#ifndef _NET_IF_H_
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#define _NET_IF_H_
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/*
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* Structure describing information about an interface
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* which may be of interest to management entities.
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*/
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struct if_data {
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/* generic interface information */
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u_char ifi_type; /* ethernet, tokenring, etc */
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u_char ifi_physical; /* e.g., AUI, Thinnet, 10base-T, etc */
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u_char ifi_addrlen; /* media address length */
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u_char ifi_hdrlen; /* media header length */
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u_char ifi_recvquota; /* polling quota for receive intrs */
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u_char ifi_xmitquota; /* polling quota for xmit intrs */
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u_long ifi_mtu; /* maximum transmission unit */
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u_long ifi_metric; /* routing metric (external only) */
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u_long ifi_baudrate; /* linespeed */
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/* volatile statistics */
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u_long ifi_ipackets; /* packets received on interface */
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u_long ifi_ierrors; /* input errors on interface */
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u_long ifi_opackets; /* packets sent on interface */
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u_long ifi_oerrors; /* output errors on interface */
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u_long ifi_collisions; /* collisions on csma interfaces */
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u_long ifi_ibytes; /* total number of octets received */
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u_long ifi_obytes; /* total number of octets sent */
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u_long ifi_imcasts; /* packets received via multicast */
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u_long ifi_omcasts; /* packets sent via multicast */
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u_long ifi_iqdrops; /* dropped on input, this interface */
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u_long ifi_noproto; /* destined for unsupported protocol */
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u_long ifi_recvtiming; /* usec spent receiving when timing */
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u_long ifi_xmittiming; /* usec spent xmitting when timing */
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struct timeval ifi_lastchange; /* time of last administrative change */
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};
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#define IFF_UP 0x1 /* interface is up */
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#define IFF_BROADCAST 0x2 /* broadcast address valid */
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#define IFF_DEBUG 0x4 /* turn on debugging */
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#define IFF_LOOPBACK 0x8 /* is a loopback net */
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#define IFF_POINTOPOINT 0x10 /* interface is point-to-point link */
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/*#define IFF_NOTRAILERS 0x20 * obsolete: avoid use of trailers */
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#define IFF_RUNNING 0x40 /* resources allocated */
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#define IFF_NOARP 0x80 /* no address resolution protocol */
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#define IFF_PROMISC 0x100 /* receive all packets */
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#define IFF_ALLMULTI 0x200 /* receive all multicast packets */
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#define IFF_OACTIVE 0x400 /* transmission in progress */
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#define IFF_SIMPLEX 0x800 /* can't hear own transmissions */
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#define IFF_LINK0 0x1000 /* per link layer defined bit */
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#define IFF_LINK1 0x2000 /* per link layer defined bit */
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#define IFF_LINK2 0x4000 /* per link layer defined bit */
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#define IFF_ALTPHYS IFF_LINK2 /* use alternate physical connection */
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#define IFF_MULTICAST 0x8000 /* supports multicast */
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/* flags set internally only: */
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#define IFF_CANTCHANGE \
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(IFF_BROADCAST|IFF_POINTOPOINT|IFF_RUNNING|IFF_OACTIVE|\
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IFF_SIMPLEX|IFF_MULTICAST|IFF_ALLMULTI)
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#define IFQ_MAXLEN 50
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#define IFNET_SLOWHZ 1 /* granularity is 1 second */
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/*
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* Message format for use in obtaining information about interfaces
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* from getkerninfo and the routing socket
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*/
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struct if_msghdr {
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u_short ifm_msglen; /* to skip over non-understood messages */
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u_char ifm_version; /* future binary compatability */
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u_char ifm_type; /* message type */
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int ifm_addrs; /* like rtm_addrs */
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int ifm_flags; /* value of if_flags */
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u_short ifm_index; /* index for associated ifp */
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struct if_data ifm_data;/* statistics and other data about if */
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};
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/*
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* Message format for use in obtaining information about interface addresses
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* from getkerninfo and the routing socket
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*/
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struct ifa_msghdr {
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u_short ifam_msglen; /* to skip over non-understood messages */
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u_char ifam_version; /* future binary compatability */
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u_char ifam_type; /* message type */
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int ifam_addrs; /* like rtm_addrs */
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int ifam_flags; /* value of ifa_flags */
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u_short ifam_index; /* index for associated ifp */
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int ifam_metric; /* value of ifa_metric */
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};
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/*
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* Message format for use in obtaining information about multicast addresses
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* from the routing socket
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*/
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struct ifma_msghdr {
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u_short ifmam_msglen; /* to skip over non-understood messages */
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u_char ifmam_version; /* future binary compatability */
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u_char ifmam_type; /* message type */
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int ifmam_addrs; /* like rtm_addrs */
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int ifmam_flags; /* value of ifa_flags */
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u_short ifmam_index; /* index for associated ifp */
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};
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/*
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* Interface request structure used for socket
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* ioctl's. All interface ioctl's must have parameter
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* definitions which begin with ifr_name. The
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* remainder may be interface specific.
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*/
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struct ifreq {
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#define IFNAMSIZ 16
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char ifr_name[IFNAMSIZ]; /* if name, e.g. "en0" */
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union {
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struct sockaddr ifru_addr;
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struct sockaddr ifru_dstaddr;
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struct sockaddr ifru_broadaddr;
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short ifru_flags;
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int ifru_metric;
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int ifru_mtu;
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int ifru_phys;
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int ifru_media;
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caddr_t ifru_data;
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} ifr_ifru;
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#define ifr_addr ifr_ifru.ifru_addr /* address */
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#define ifr_dstaddr ifr_ifru.ifru_dstaddr /* other end of p-to-p link */
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#define ifr_broadaddr ifr_ifru.ifru_broadaddr /* broadcast address */
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#define ifr_flags ifr_ifru.ifru_flags /* flags */
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#define ifr_metric ifr_ifru.ifru_metric /* metric */
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#define ifr_mtu ifr_ifru.ifru_mtu /* mtu */
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#define ifr_phys ifr_ifru.ifru_phys /* physical wire */
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#define ifr_media ifr_ifru.ifru_media /* physical media */
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#define ifr_data ifr_ifru.ifru_data /* for use by interface */
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};
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struct ifaliasreq {
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char ifra_name[IFNAMSIZ]; /* if name, e.g. "en0" */
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struct sockaddr ifra_addr;
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struct sockaddr ifra_broadaddr;
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struct sockaddr ifra_mask;
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};
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struct ifmediareq {
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char ifm_name[IFNAMSIZ]; /* if name, e.g. "en0" */
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int ifm_current; /* current media options */
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int ifm_mask; /* don't care mask */
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int ifm_status; /* media status */
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int ifm_active; /* active options */
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int ifm_count; /* # entries in ifm_ulist array */
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int *ifm_ulist; /* media words */
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};
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/*
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* Structure used in SIOCGIFCONF request.
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* Used to retrieve interface configuration
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* for machine (useful for programs which
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* must know all networks accessible).
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*/
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struct ifconf {
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int ifc_len; /* size of associated buffer */
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union {
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caddr_t ifcu_buf;
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struct ifreq *ifcu_req;
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} ifc_ifcu;
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#define ifc_buf ifc_ifcu.ifcu_buf /* buffer address */
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#define ifc_req ifc_ifcu.ifcu_req /* array of structures returned */
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};
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#ifdef KERNEL
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#ifdef MALLOC_DECLARE
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MALLOC_DECLARE(M_IFADDR);
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MALLOC_DECLARE(M_IFMADDR);
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#endif
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#endif
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/* XXX - this should go away soon */
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#ifdef KERNEL
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#include <net/if_var.h>
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#endif
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#endif /* !_NET_IF_H_ */
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