1 /* $OpenBSD: domain.h,v 1.25 2024/10/26 05:39:03 jsg Exp $ */ 2 /* $NetBSD: domain.h,v 1.10 1996/02/09 18:25:07 christos Exp $ */ 3 4 /* 5 * Copyright (c) 1982, 1986, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * @(#)domain.h 8.1 (Berkeley) 6/2/93 33 */ 34 35 /* 36 * Structure per communications domain. 37 */ 38 39 #ifndef _SOCKLEN_T_DEFINED_ 40 #define _SOCKLEN_T_DEFINED_ 41 typedef __socklen_t socklen_t; /* length type for network syscalls */ 42 #endif 43 44 /* 45 * Forward structure declarations for function prototypes [sic]. 46 */ 47 struct mbuf; 48 49 struct domain { 50 int dom_family; /* AF_xxx */ 51 const char *dom_name; 52 void (*dom_init)(void); /* initialize domain data structures */ 53 /* externalize access rights */ 54 int (*dom_externalize)(struct mbuf *, socklen_t, int); 55 /* dispose of internalized rights */ 56 void (*dom_dispose)(struct mbuf *); 57 const struct protosw *dom_protosw, *dom_protoswNPROTOSW; 58 /* initialize routing table */ 59 unsigned int dom_sasize; /* size of sockaddr structure */ 60 unsigned int dom_rtoffset; /* offset of the key, in bytes */ 61 unsigned int dom_maxplen; /* maximum prefix length, in bits */ 62 }; 63 64 #ifdef _KERNEL 65 void domaininit(void); 66 67 extern const struct domain *const domains[]; 68 extern const struct domain inet6domain; 69 extern const struct domain inetdomain; 70 extern const struct domain mplsdomain; 71 extern const struct domain pfkeydomain; 72 extern const struct domain routedomain; 73 extern const struct domain unixdomain; 74 #endif /* _KERNEL */ 75