1 /* $NetBSD: uipc_proto.c,v 1.24 2024/12/06 18:36:31 riastradh Exp $ */ 2 3 /*- 4 * Copyright (c) 1982, 1986, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 * 31 * @(#)uipc_proto.c 8.2 (Berkeley) 2/14/95 32 */ 33 34 #include <sys/cdefs.h> 35 __KERNEL_RCSID(0, "$NetBSD: uipc_proto.c,v 1.24 2024/12/06 18:36:31 riastradh Exp $"); 36 37 #include <sys/param.h> 38 39 #include <sys/domain.h> 40 #include <sys/mbuf.h> 41 #include <sys/protosw.h> 42 #include <sys/socket.h> 43 #include <sys/socketvar.h> 44 #include <sys/un.h> 45 46 #include <net/if.h> 47 #include <net/raw_cb.h> 48 49 /* 50 * Definitions of protocols supported in the UNIX domain. 51 */ 52 53 DOMAIN_DEFINE(unixdomain); /* forward define and add to link set */ 54 55 const struct protosw unixsw[] = { 56 { 57 .pr_type = SOCK_STREAM, 58 .pr_domain = &unixdomain, 59 .pr_flags = PR_CONNREQUIRED|PR_WANTRCVD|PR_RIGHTS|PR_LISTEN, 60 .pr_ctloutput = uipc_ctloutput, 61 .pr_usrreqs = &unp_usrreqs, 62 }, 63 { 64 .pr_type = SOCK_DGRAM, 65 .pr_domain = &unixdomain, 66 .pr_flags = PR_ATOMIC|PR_ADDR|PR_RIGHTS, 67 .pr_ctloutput = uipc_ctloutput, 68 .pr_usrreqs = &unp_usrreqs, 69 }, 70 { 71 .pr_type = SOCK_SEQPACKET, 72 .pr_domain = &unixdomain, 73 .pr_flags = PR_CONNREQUIRED|PR_WANTRCVD|PR_RIGHTS|PR_LISTEN| 74 PR_ATOMIC, 75 .pr_ctloutput = uipc_ctloutput, 76 .pr_usrreqs = &unp_usrreqs, 77 } 78 }; 79 80 struct domain unixdomain = { 81 .dom_family = AF_LOCAL, 82 .dom_init = uipc_init, 83 .dom_name = "unix", 84 .dom_externalize = unp_externalize, 85 .dom_dispose = unp_dispose, 86 .dom_protosw = unixsw, 87 .dom_protoswNPROTOSW = &unixsw[__arraycount(unixsw)], 88 }; 89