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 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)domain.h 8.1 (Berkeley) 6/2/93 34 * $FreeBSD: src/sys/sys/domain.h,v 1.14 1999/12/29 04:24:40 peter Exp $ 35 * $DragonFly: src/sys/sys/domain.h,v 1.6 2005/03/04 02:21:49 hsu Exp $ 36 */ 37 38 #ifndef _SYS_DOMAIN_H_ 39 #define _SYS_DOMAIN_H_ 40 41 #include <sys/queue.h> 42 43 /* 44 * Structure per communications domain. 45 */ 46 47 /* 48 * Forward structure declarations for function prototypes [sic]. 49 */ 50 struct mbuf; 51 struct ifnet; 52 53 SLIST_HEAD(domainlist, domain); 54 55 struct domain { 56 int dom_family; /* AF_xxx */ 57 char *dom_name; 58 void (*dom_init)(void); /* initialize domain data structures */ 59 int (*dom_externalize)(struct mbuf *); /* externalize access 60 * rights */ 61 void (*dom_dispose)(struct mbuf *); /* dispose of internalized 62 * rights */ 63 struct protosw *dom_protosw; 64 struct protosw *dom_protoswNPROTOSW; 65 SLIST_ENTRY(domain) dom_next; 66 int (*dom_rtattach)(void **, int); /* initialize routing table */ 67 int dom_rtoffset; /* an arg to rtattach, in bits */ 68 int dom_maxrtkey; /* for routing layer */ 69 void *(*dom_ifattach)(struct ifnet *); 70 void (*dom_ifdetach)(struct ifnet *, void *); 71 /* af-dependent data on ifnet */ 72 }; 73 74 #ifdef _KERNEL 75 extern struct domainlist domains; 76 extern struct domain localdomain; 77 78 extern void net_add_domain(void *); 79 80 #define DOMAIN_SET(name) \ 81 SYSINIT(domain_ ## name, SI_SUB_PROTO_DOMAIN, SI_ORDER_SECOND, net_add_domain, & name ## domain) 82 83 #endif 84 85 #endif 86