home *** CD-ROM | disk | FTP | other *** search
- /*-
- * Copyright (c) 1991, 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.
- *
- * @(#)eonvar.h 8.1 (Berkeley) 6/10/93
- */
-
- /***********************************************************
- Copyright IBM Corporation 1987
-
- All Rights Reserved
-
- Permission to use, copy, modify, and distribute this software and its
- documentation for any purpose and without fee is hereby granted,
- provided that the above copyright notice appear in all copies and that
- both that copyright notice and this permission notice appear in
- supporting documentation, and that the name of IBM not be
- used in advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
-
- IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
- ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
- IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
- ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
- ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
- SOFTWARE.
-
- ******************************************************************/
-
- /*
- * ARGO Project, Computer Sciences Dept., University of Wisconsin - Madison
- */
-
- #define EON_986_VERSION 0x3
- #define EON_VERSION 0x1
-
- #define EON_CACHESIZE 30
-
- #define E_FREE 1
- #define E_LINK 2
- #define E_ES 3
- #define E_IS 4
-
-
- /*
- * this overlays a sockaddr_iso
- */
-
- struct sockaddr_eon {
- u_char seon_len; /* Length */
- u_char seon_family; /* AF_ISO */
- u_char seon_status; /* overlays session suffixlen */
- #define EON_ESLINK_UP 0x1
- #define EON_ESLINK_DOWN 0x2
- #define EON_ISLINK_UP 0x10
- #define EON_ISLINK_DOWN 0x20
- /* no change is neither up or down */
- u_char seon_pad1; /* 0, overlays tsfxlen */
- u_char seon_adrlen;
- u_char seon_afi; /* 47 */
- u_char seon_idi[2]; /* 0006 */
- u_char seon_vers; /* 03 */
- u_char seon_glbnum[2]; /* see RFC 1069 */
- u_char seon_RDN[2]; /* see RFC 1070 */
- u_char seon_pad2[3]; /* see RFC 1070 */
- u_char seon_LAREA[2]; /* see RFC 1070 */
- u_char seon_pad3[2]; /* see RFC 1070 */
- /* right now ip addr is aligned -- be careful --
- * future revisions may have it u_char[4]
- */
- u_int seon_ipaddr; /* a.b.c.d */
- u_char seon_protoid; /* NSEL */
- };
-
- #ifdef EON_TEMPLATE
- struct sockaddr_eon eon_template = {
- sizeof (eon_template), AF_ISO, 0, 0, 0x14,
- 0x47, 0x0, 0x6, 0x3, 0
- };
- #endif
-
- #define DOWNBITS ( EON_ESLINK_DOWN | EON_ISLINK_DOWN )
- #define UPBITS ( EON_ESLINK_UP | EON_ISLINK_UP )
-
- #define SIOCSEONCORE _IOWR('i',10, struct iso_ifreq) /* EON core member */
- #define SIOCGEONCORE _IOWR('i',11, struct iso_ifreq) /* EON core member */
-
- struct eon_hdr {
- u_char eonh_vers; /* value 1 */
- u_char eonh_class; /* address multicast class, below */
- #define EON_NORMAL_ADDR 0x0
- #define EON_MULTICAST_ES 0x1
- #define EON_MULTICAST_IS 0x2
- #define EON_BROADCAST 0x3
- u_short eonh_csum; /* osi checksum (choke)*/
- };
- struct eon_iphdr {
- struct ip ei_ip;
- struct eon_hdr ei_eh;
- };
- #define EONIPLEN (sizeof(struct eon_hdr) + sizeof(struct ip))
-
- /* stole these 2 fields of the flags for I-am-ES and I-am-IS */
- #define IFF_ES 0x400
- #define IFF_IS 0x800
-
- struct eon_stat {
- int es_in_multi_es;
- int es_in_multi_is;
- int es_in_broad;
- int es_in_normal;
- int es_out_multi_es;
- int es_out_multi_is;
- int es_out_broad;
- int es_out_normal;
- int es_ipout;
-
- int es_icmp[PRC_NCMDS];
- /* errors */
- int es_badcsum;
- int es_badhdr;
- } eonstat;
-
- #undef IncStat
- #define IncStat(xxx) eonstat.xxx++
-
- typedef struct qhdr {
- struct qhdr *link, *rlink;
- } *queue_t;
-
- struct eon_llinfo {
- struct qhdr el_qhdr; /* keep all in a list */
- int el_flags; /* cache valid ? */
- int el_snpaoffset; /* IP address contained in dst nsap */
- struct rtentry *el_rt; /* back pointer to parent route */
- struct eon_iphdr el_ei; /* precomputed portion of hdr */
- struct route el_iproute; /* if direct route cache IP info */
- /* if gateway, cache secondary route */
- };
- #define el_iphdr el_ei.ei_ip
- #define el_eonhdr el_ei.ei_eh
-