[unix-history] / usr / src / sys / netiso / eonvar.h

/*-
 * Copyright (c) 1991 The Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 *	@(#)eonvar.h	7.5 (Berkeley) %G%
 */

/***********************************************************
		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
Commit	Line	Data
7bcd1bb8 KB	1	/*-
	2	* Copyright (c) 1991 The Regents of the University of California.
	3	* All rights reserved.
	4	*
	5	* %sccs.include.redist.c%
	6	*
	7	* @(#)eonvar.h 7.5 (Berkeley) %G%
	8	*/
	9
7e81e5b6 KS	10	/***********************************************************
	11	Copyright IBM Corporation 1987
	12
	13	All Rights Reserved
	14
	15	Permission to use, copy, modify, and distribute this software and its
	16	documentation for any purpose and without fee is hereby granted,
	17	provided that the above copyright notice appear in all copies and that
	18	both that copyright notice and this permission notice appear in
	19	supporting documentation, and that the name of IBM not be
	20	used in advertising or publicity pertaining to distribution of the
	21	software without specific, written prior permission.
	22
	23	IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
	24	ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
	25	IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
	26	ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
	27	WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
	28	ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
	29	SOFTWARE.
	30
	31	******************************************************************/
	32
	33	/*
	34	* ARGO Project, Computer Sciences Dept., University of Wisconsin - Madison
	35	*/
	36
	37	#define EON_986_VERSION 0x3
	38	#define EON_VERSION 0x1
	39
	40	#define EON_CACHESIZE 30
	41
	42	#define E_FREE 1
	43	#define E_LINK 2
	44	#define E_ES 3
	45	#define E_IS 4
	46
	47
	48	/*
	49	* this overlays a sockaddr_iso
	50	*/
	51
	52	struct sockaddr_eon {
a50e2bc0 KS	53	u_char seon_len; /* Length */
	54	u_char seon_family; /* AF_ISO */
	55	u_char seon_status; /* overlays session suffixlen */
7e81e5b6 KS	56	#define EON_ESLINK_UP 0x1
	57	#define EON_ESLINK_DOWN 0x2
	58	#define EON_ISLINK_UP 0x10
	59	#define EON_ISLINK_DOWN 0x20
	60	/* no change is neither up or down */
a50e2bc0 KS	61	u_char seon_pad1; /* 0, overlays tsfxlen */
a50e2bc0 KS	62	u_char seon_adrlen;
7e81e5b6 KS	63	u_char seon_afi; /* 47 */
	64	u_char seon_idi[2]; /* 0006 */
	65	u_char seon_vers; /* 03 */
a50e2bc0 KS	66	u_char seon_glbnum[2]; /* see RFC 1069 */
	67	u_char seon_RDN[2]; /* see RFC 1070 */
	68	u_char seon_pad2[3]; /* see RFC 1070 */
	69	u_char seon_LAREA[2]; /* see RFC 1070 */
	70	u_char seon_pad3[2]; /* see RFC 1070 */
7e81e5b6 KS	71	/* right now ip addr is aligned -- be careful --
	72	* future revisions may have it u_char[4]
	73	*/
	74	u_int seon_ipaddr; /* a.b.c.d */
a50e2bc0	75	u_char seon_protoid; /* NSEL */
7e81e5b6 KS	76	};
7e81e5b6 KS	77
a50e2bc0	78	#ifdef EON_TEMPLATE
7e81e5b6	79	struct sockaddr_eon eon_template = {
a50e2bc0 KS	80	sizeof (eon_template), AF_ISO, 0, 0, 0x14,
a50e2bc0 KS	81	0x47, 0x0, 0x6, 0x3, 0
7e81e5b6	82	};
a50e2bc0	83	#endif
7e81e5b6 KS	84
	85	#define DOWNBITS ( EON_ESLINK_DOWN \| EON_ISLINK_DOWN )
	86	#define UPBITS ( EON_ESLINK_UP \| EON_ISLINK_UP )
	87
a50e2bc0 KS	88	#define SIOCSEONCORE _IOWR('i',10, struct iso_ifreq) /* EON core member */
	89	#define SIOCGEONCORE _IOWR('i',11, struct iso_ifreq) /* EON core member */
	90
7e81e5b6 KS	91	struct eon_hdr {
	92	u_char eonh_vers; /* value 1 */
	93	u_char eonh_class; /* address multicast class, below */
	94	#define EON_NORMAL_ADDR 0x0
	95	#define EON_MULTICAST_ES 0x1
	96	#define EON_MULTICAST_IS 0x2
	97	#define EON_BROADCAST 0x3
	98	u_short eonh_csum; /* osi checksum (choke)*/
	99	};
6ffae239 KS	100	struct eon_iphdr {
	101	struct ip ei_ip;
	102	struct eon_hdr ei_eh;
	103	};
a50e2bc0	104	#define EONIPLEN (sizeof(struct eon_hdr) + sizeof(struct ip))
7e81e5b6 KS	105
	106	/* stole these 2 fields of the flags for I-am-ES and I-am-IS */
	107	#define IFF_ES 0x400
	108	#define IFF_IS 0x800
	109
	110	struct eon_stat {
	111	int es_in_multi_es;
	112	int es_in_multi_is;
	113	int es_in_broad;
	114	int es_in_normal;
	115	int es_out_multi_es;
	116	int es_out_multi_is;
	117	int es_out_broad;
	118	int es_out_normal;
	119	int es_ipout;
	120
	121	int es_icmp[PRC_NCMDS];
	122	/* errors */
	123	int es_badcsum;
	124	int es_badhdr;
	125	} eonstat;
	126
	127	#undef IncStat
	128	#define IncStat(xxx) eonstat.xxx++
a50e2bc0 KS	129
	130	typedef struct qhdr {
	131	struct qhdr link, rlink;
	132	} *queue_t;
6ffae239 KS	133
	134	struct eon_llinfo {
	135	struct qhdr el_qhdr; /* keep all in a list */
	136	int el_flags; /* cache valid ? */
072a2caf	137	int el_snpaoffset; /* IP address contained in dst nsap */
6ffae239 KS	138	struct rtentry el_rt; / back pointer to parent route */
	139	struct eon_iphdr el_ei; /* precomputed portion of hdr */
	140	struct route el_iproute; /* if direct route cache IP info */
	141	/* if gateway, cache secondary route */
	142	};
	143	#define el_iphdr el_ei.ei_ip
	144	#define el_eonhdr el_ei.ei_eh