domain.h

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/*
 * 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.
 * 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.
 *
 *      @(#)domain.h    8.1 (Berkeley) 6/2/93
 */

#ifndef _SYS_DOMAIN_H_
#define _SYS_DOMAIN_H_

/*
 * Structure per communications domain.
 */

/*
 * Forward structure declarations for function prototypes [sic].
 */
struct  mbuf;

struct domain {
        int     dom_family;             /* AF_xxx */
        char    *dom_name;
        void    (*dom_init)             /* initialize domain data structures */
                (void);
        int     (*dom_externalize)      /* externalize access rights */
                (struct mbuf *);
        void    (*dom_dispose)          /* dispose of internalized rights */
                (struct mbuf *);
        struct  protosw *dom_protosw, *dom_protoswNPROTOSW;
        struct  domain *dom_next;
        int     (*dom_rtattach)         /* initialize routing table */
                (void **, int);
        int     dom_rtoffset;           /* an arg to rtattach, in bits */
        int     dom_maxrtkey;           /* for routing layer */
};

#ifdef _KERNEL
extern struct   domain *domains;
extern struct   domain localdomain;

#define DOMAIN_SET(name) \
        DATA_SET(domain_set, name ## domain);

#endif

#endif