The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/sys/domain.h

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    1 /*-
    2  * Copyright (c) 1982, 1986, 1993
    3  *      The Regents of the University of California.  All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  * 4. Neither the name of the University nor the names of its contributors
   14  *    may be used to endorse or promote products derived from this software
   15  *    without specific prior written permission.
   16  *
   17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   27  * SUCH DAMAGE.
   28  *
   29  *      @(#)domain.h    8.1 (Berkeley) 6/2/93
   30  * $FreeBSD: releng/6.2/sys/sys/domain.h 164286 2006-11-14 20:42:41Z cvs2svn $
   31  */
   32 
   33 #ifndef _SYS_DOMAIN_H_
   34 #define _SYS_DOMAIN_H_
   35 
   36 /*
   37  * Structure per communications domain.
   38  */
   39 
   40 /*
   41  * Forward structure declarations for function prototypes [sic].
   42  */
   43 struct  mbuf;
   44 struct  ifnet;
   45 
   46 struct domain {
   47         int     dom_family;             /* AF_xxx */
   48         char    *dom_name;
   49         void    (*dom_init)             /* initialize domain data structures */
   50                 (void);
   51         int     (*dom_externalize)      /* externalize access rights */
   52                 (struct mbuf *, struct mbuf **);
   53         void    (*dom_dispose)          /* dispose of internalized rights */
   54                 (struct mbuf *);
   55         struct  protosw *dom_protosw, *dom_protoswNPROTOSW;
   56         struct  domain *dom_next;
   57         int     (*dom_rtattach)         /* initialize routing table */
   58                 (void **, int);
   59         int     dom_rtoffset;           /* an arg to rtattach, in bits */
   60         int     dom_maxrtkey;           /* for routing layer */
   61         void    *(*dom_ifattach)(struct ifnet *);
   62         void    (*dom_ifdetach)(struct ifnet *, void *);
   63                                         /* af-dependent data on ifnet */
   64 };
   65 
   66 #ifdef _KERNEL
   67 extern int      domain_init_status;
   68 extern struct   domain *domains;
   69 extern struct   domain localdomain;
   70 extern void     net_add_domain(void *);
   71 
   72 #define DOMAIN_SET(name) \
   73         SYSINIT(domain_ ## name, SI_SUB_PROTO_DOMAIN, SI_ORDER_SECOND, net_add_domain, & name ## domain)
   74 
   75 #endif
   76 
   77 #endif

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