1 /* lib/rpc/getrpcport.c */ 2 /* 3 * Copyright (c) 2010, Oracle America, Inc. 4 * 5 * 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 are met: 9 * 10 * * Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 13 * * Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * 18 * * Neither the name of the "Oracle America, Inc." nor the names of 19 * its contributors may be used to endorse or promote products 20 * derived from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS 23 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 24 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 25 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 26 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 27 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 28 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 29 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 30 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 31 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 32 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 #include "autoconf.h" 36 #include <stdio.h> 37 #include <string.h> 38 #include <gssrpc/rpc.h> 39 #include <gssrpc/pmap_clnt.h> 40 #include <netdb.h> 41 #include <sys/socket.h> 42 43 int 44 gssrpc_getrpcport( 45 char *host, 46 rpcprog_t prognum, 47 rpcvers_t versnum, 48 rpcprot_t proto) 49 { 50 struct sockaddr_in addr; 51 struct hostent *hp; 52 53 if ((hp = gethostbyname(host)) == NULL) 54 return (0); 55 memset(&addr, 0, sizeof(addr)); 56 memmove((char *) &addr.sin_addr, hp->h_addr, sizeof(addr.sin_addr)); 57 addr.sin_family = AF_INET; 58 addr.sin_port = 0; 59 return (pmap_getport(&addr, prognum, versnum, proto)); 60 } 61