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Diffstat (limited to 'sys/netiso/eonvar.h')
| -rw-r--r-- | sys/netiso/eonvar.h | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/sys/netiso/eonvar.h b/sys/netiso/eonvar.h new file mode 100644 index 0000000..edbc46d --- /dev/null +++ b/sys/netiso/eonvar.h @@ -0,0 +1,176 @@ +/*- + * 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 + * $Id: eonvar.h,v 1.2 1994/08/02 07:50:06 davidg Exp $ + */ + +#ifndef _NETISO_EONVAR_H_ +#define _NETISO_EOBVAR_H_ + +/*********************************************************** + 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 + +#endif |
