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Diffstat (limited to 'c/src/libnetworking/netinet/if_ether.h')
-rw-r--r-- | c/src/libnetworking/netinet/if_ether.h | 209 |
1 files changed, 0 insertions, 209 deletions
diff --git a/c/src/libnetworking/netinet/if_ether.h b/c/src/libnetworking/netinet/if_ether.h deleted file mode 100644 index 22c8e97187..0000000000 --- a/c/src/libnetworking/netinet/if_ether.h +++ /dev/null @@ -1,209 +0,0 @@ -/* - * Copyright (c) 1982, 1986, 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_ether.h 8.3 (Berkeley) 5/2/95 - * $Id$ - */ - -#ifndef _NETINET_IF_ETHER_H_ -#define _NETINET_IF_ETHER_H_ - -#include <net/ethernet.h> - -#define ETHERTYPE_PUP 0x0200 /* PUP protocol */ -#define ETHERTYPE_IP 0x0800 /* IP protocol */ -#define ETHERTYPE_ARP 0x0806 /* Addr. resolution protocol */ -#define ETHERTYPE_REVARP 0x8035 /* reverse Addr. resolution protocol */ - -/* - * The ETHERTYPE_NTRAILER packet types starting at ETHERTYPE_TRAIL have - * (type-ETHERTYPE_TRAIL)*512 bytes of data followed - * by an ETHER type (as given above) and then the (variable-length) header. - */ -#define ETHERTYPE_TRAIL 0x1000 /* Trailer packet */ -#define ETHERTYPE_NTRAILER 16 - -#define ETHERMTU (ETHER_MAX_LEN-ETHER_HDR_LEN-ETHER_CRC_LEN) -#define ETHERMIN (ETHER_MIN_LEN-ETHER_HDR_LEN-ETHER_CRC_LEN) - -#ifdef KERNEL -/* - * Macro to map an IP multicast address to an Ethernet multicast address. - * The high-order 25 bits of the Ethernet address are statically assigned, - * and the low-order 23 bits are taken from the low end of the IP address. - */ -#define ETHER_MAP_IP_MULTICAST(ipaddr, enaddr) \ - /* struct in_addr *ipaddr; */ \ - /* u_char enaddr[ETHER_ADDR_LEN]; */ \ -{ \ - (enaddr)[0] = 0x01; \ - (enaddr)[1] = 0x00; \ - (enaddr)[2] = 0x5e; \ - (enaddr)[3] = ((u_char *)ipaddr)[1] & 0x7f; \ - (enaddr)[4] = ((u_char *)ipaddr)[2]; \ - (enaddr)[5] = ((u_char *)ipaddr)[3]; \ -} -#endif - -/* - * Ethernet Address Resolution Protocol. - * - * See RFC 826 for protocol description. Structure below is adapted - * to resolving internet addresses. Field names used correspond to - * RFC 826. - */ -struct ether_arp { - struct arphdr ea_hdr; /* fixed-size header */ - u_char arp_sha[ETHER_ADDR_LEN]; /* sender hardware address */ - u_char arp_spa[4]; /* sender protocol address */ - u_char arp_tha[ETHER_ADDR_LEN]; /* target hardware address */ - u_char arp_tpa[4]; /* target protocol address */ -}; -#define arp_hrd ea_hdr.ar_hrd -#define arp_pro ea_hdr.ar_pro -#define arp_hln ea_hdr.ar_hln -#define arp_pln ea_hdr.ar_pln -#define arp_op ea_hdr.ar_op - - -/* - * Structure shared between the ethernet driver modules and - * the address resolution code. For example, each ec_softc or il_softc - * begins with this structure. - */ -struct arpcom { - /* - * The ifnet struct _must_ be at the head of this structure. - */ - struct ifnet ac_if; /* network-visible interface */ - u_char ac_enaddr[ETHER_ADDR_LEN]; /* ethernet hardware address */ - struct ether_multi *ac_multiaddrs; /* list of ether multicast addrs */ - int ac_multicnt; /* length of ac_multiaddrs list */ -}; - -struct sockaddr_inarp { - u_char sin_len; - u_char sin_family; - u_short sin_port; - struct in_addr sin_addr; - struct in_addr sin_srcaddr; - u_short sin_tos; - u_short sin_other; -#define SIN_PROXY 1 -}; -/* - * IP and ethernet specific routing flags - */ -#define RTF_USETRAILERS RTF_PROTO1 /* use trailers */ -#define RTF_ANNOUNCE RTF_PROTO2 /* announce new arp entry */ - -#ifdef KERNEL -extern u_char etherbroadcastaddr[ETHER_ADDR_LEN]; -extern u_char ether_ipmulticast_min[ETHER_ADDR_LEN]; -extern u_char ether_ipmulticast_max[ETHER_ADDR_LEN]; -extern struct ifqueue arpintrq; - -int arpresolve __P((struct arpcom *, struct rtentry *, struct mbuf *, - struct sockaddr *, u_char *, struct rtentry *)); -void arp_ifinit __P((struct arpcom *, struct ifaddr *)); -int ether_addmulti __P((struct ifreq *, struct arpcom *)); -int ether_delmulti __P((struct ifreq *, struct arpcom *)); - -/* - * Ethernet multicast address structure. There is one of these for each - * multicast address or range of multicast addresses that we are supposed - * to listen to on a particular interface. They are kept in a linked list, - * rooted in the interface's arpcom structure. (This really has nothing to - * do with ARP, or with the Internet address family, but this appears to be - * the minimally-disrupting place to put it.) - */ -struct ether_multi { - u_char enm_addrlo[ETHER_ADDR_LEN]; /* low or only address of range */ - u_char enm_addrhi[ETHER_ADDR_LEN]; /* high or only address of range */ - struct arpcom *enm_ac; /* back pointer to arpcom */ - u_int enm_refcount; /* no. claims to this addr/range */ - struct ether_multi *enm_next; /* ptr to next ether_multi */ -}; - -/* - * Structure used by macros below to remember position when stepping through - * all of the ether_multi records. - */ -struct ether_multistep { - struct ether_multi *e_enm; -}; - -/* - * Macro for looking up the ether_multi record for a given range of Ethernet - * multicast addresses connected to a given arpcom structure. If no matching - * record is found, "enm" returns NULL. - */ -#define ETHER_LOOKUP_MULTI(addrlo, addrhi, ac, enm) \ - /* u_char addrlo[ETHER_ADDR_LEN]; */ \ - /* u_char addrhi[ETHER_ADDR_LEN]; */ \ - /* struct arpcom *ac; */ \ - /* struct ether_multi *enm; */ \ -{ \ - for ((enm) = (ac)->ac_multiaddrs; \ - (enm) != NULL && \ - (bcmp((enm)->enm_addrlo, (addrlo), ETHER_ADDR_LEN) != 0 || \ - bcmp((enm)->enm_addrhi, (addrhi), ETHER_ADDR_LEN) != 0); \ - (enm) = (enm)->enm_next); \ -} - -/* - * Macro to step through all of the ether_multi records, one at a time. - * The current position is remembered in "step", which the caller must - * provide. ETHER_FIRST_MULTI(), below, must be called to initialize "step" - * and get the first record. Both macros return a NULL "enm" when there - * are no remaining records. - */ -#define ETHER_NEXT_MULTI(step, enm) \ - /* struct ether_multistep step; */ \ - /* struct ether_multi *enm; */ \ -{ \ - if (((enm) = (step).e_enm) != NULL) \ - (step).e_enm = (enm)->enm_next; \ -} - -#define ETHER_FIRST_MULTI(step, ac, enm) \ - /* struct ether_multistep step; */ \ - /* struct arpcom *ac; */ \ - /* struct ether_multi *enm; */ \ -{ \ - (step).e_enm = (ac)->ac_multiaddrs; \ - ETHER_NEXT_MULTI((step), (enm)); \ -} - -#endif - -#endif |