/* $NetBSD: getrpcport.c,v 1.16 2000/01/22 22:19:18 mycroft Exp $ */ /*- * SPDX-License-Identifier: BSD-3-Clause * * Copyright (c) 2009, Sun Microsystems, Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * - Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * - 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. * - Neither the name of Sun Microsystems, Inc. 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 COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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. */ #if defined(LIBC_SCCS) && !defined(lint) static char *sccsid2 = "@(#)getrpcport.c 1.3 87/08/11 SMI"; static char *sccsid = "@(#)getrpcport.c 2.1 88/07/29 4.0 RPCSRC"; #endif #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); /* * Copyright (c) 1985 by Sun Microsystems, Inc. */ #include "namespace.h" #include <sys/types.h> #include <sys/socket.h> #include <assert.h> #include <netdb.h> #include <stdio.h> #include <string.h> #include <rpc/rpc.h> #include <rpc/pmap_clnt.h> #include "un-namespace.h" int getrpcport(char *host, int prognum, int versnum, int proto) { struct sockaddr_in addr; struct hostent *hp; assert(host != NULL); if ((hp = gethostbyname(host)) == NULL) return (0); memset(&addr, 0, sizeof(addr)); addr.sin_len = sizeof(struct sockaddr_in); addr.sin_family = AF_INET; addr.sin_port = 0; if (hp->h_length > addr.sin_len) hp->h_length = addr.sin_len; memcpy(&addr.sin_addr.s_addr, hp->h_addr, (size_t)hp->h_length); /* Inconsistent interfaces need casts! :-( */ return (pmap_getport(&addr, (u_long)prognum, (u_long)versnum, (u_int)proto)); } |