4.3BSD-Reno/src/sys/netiso/iso_var.h

/***********************************************************
		Copyright IBM Corporation 1987

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******************************************************************/
/*
 * Modifications,
 * Copyright (c) 1988 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution is only permitted until one year after the first shipment
 * of 4.4BSD by the Regents.  Otherwise, redistribution and use in source and
 * binary forms are permitted provided that: (1) source distributions retain
 * this entire copyright notice and comment, and (2) distributions including
 * binaries display the following acknowledgement:  This product includes
 * software developed by the University of California, Berkeley and its
 * contributors'' in the documentation or other materials provided with the
 * distribution and in all advertising materials mentioning features or use
 * of this software.  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 AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 *	@(#)iso_var.h	7.4 (Berkeley) 6/28/90
 */

/*
 * ARGO Project, Computer Sciences Dept., University of Wisconsin - Madison
 */
/* $Header: iso_var.h,v 4.2 88/06/29 15:00:08 hagens Exp $
 * $Source: /usr/argo/sys/netiso/RCS/iso_var.h,v $
 */

/*
 *	Interface address, iso version. One of these structures is 
 *	allocated for each interface with an osi address. The ifaddr
 *	structure conatins the protocol-independent part
 *	of the structure, and is assumed to be first.
 */
struct iso_ifaddr {
	struct ifaddr		ia_ifa;		/* protocol-independent info */
#define ia_ifp		ia_ifa.ifa_ifp
#define	ia_flags	ia_ifa.ifa_flags
	int					ia_snpaoffset;
	struct iso_ifaddr	*ia_next;	/* next in list of iso addresses */
	struct	sockaddr_iso ia_addr;	/* reserve space for interface name */
	struct	sockaddr_iso ia_dstaddr; /* reserve space for broadcast addr */
#define	ia_broadaddr	ia_dstaddr
	struct	sockaddr_iso ia_sockmask; /* reserve space for general netmask */
};

struct	iso_aliasreq {
	char	ifra_name[IFNAMSIZ];		/* if name, e.g. "en0" */
	struct	sockaddr_iso ifra_addr;
	struct	sockaddr_iso ifra_dstaddr;
	struct	sockaddr_iso ifra_mask;
	int	ifra_snpaoffset;
};

struct	iso_ifreq {
	char	ifr_name[IFNAMSIZ];		/* if name, e.g. "en0" */
	struct	sockaddr_iso ifr_Addr;
};

/*
 *	Given a pointer to an iso_ifaddr (ifaddr),
 *	return a pointer to the addr as a sockaddr_iso
 */
/*
#define	IA_SIS(ia) ((struct sockaddr_iso *)(ia.ia_ifa->ifa_addr))
 * works if sockaddr_iso becomes variable sized.
 */
#define	IA_SIS(ia) (&(((struct iso_ifaddr *)ia)->ia_addr))

#define	SIOCDIFADDR_ISO	_IOW('i',25, struct iso_ifreq)	/* delete IF addr */
#define	SIOCAIFADDR_ISO	_IOW('i',26, struct iso_aliasreq)/* add/chg IFalias */
#define	SIOCGIFADDR_ISO	_IOWR('i',33, struct iso_ifreq)	/* get ifnet address */
#define	SIOCGIFDSTADDR_ISO _IOWR('i',34, struct iso_ifreq) /* get dst address */
#define	SIOCGIFNETMASK_ISO _IOWR('i',37, struct iso_ifreq) /* get dst address */

/*
 * This stuff should go in if.h or if_llc.h or someplace else,
 * but for now . . .
 */

struct llc_etherhdr {
	char dst[6];
	char src[6];
	char len[2];
	char llc_dsap;
	char llc_ssap;
	char llc_ui_byte;
};

struct snpa_hdr {
	struct	ifnet *snh_ifp;
	char	snh_dhost[6];
	char	snh_shost[6];
	short	snh_flags;
};
#ifdef KERNEL
struct iso_ifaddr	*iso_ifaddr;	/* linked list of iso address ifaces */
struct iso_ifaddr	*iso_localifa();	/* linked list of iso address ifaces */
struct ifqueue 		clnlintrq;		/* clnl packet input queue */
#endif KERNEL