1 /* 2 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for 3 * unrestricted use provided that this legend is included on all tape 4 * media and as a part of the software program in whole or part. Users 5 * may copy or modify Sun RPC without charge, but are not authorized 6 * to license or distribute it to anyone else except as part of a product or 7 * program developed by the user. 8 * 9 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE 10 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR 11 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. 12 * 13 * Sun RPC is provided with no support and without any obligation on the 14 * part of Sun Microsystems, Inc. to assist in its use, correction, 15 * modification or enhancement. 16 * 17 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE 18 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC 19 * OR ANY PART THEREOF. 20 * 21 * In no event will Sun Microsystems, Inc. be liable for any lost revenue 22 * or profits or other special, indirect and consequential damages, even if 23 * Sun has been advised of the possibility of such damages. 24 * 25 * Sun Microsystems, Inc. 26 * 2550 Garcia Avenue 27 * Mountain View, California 94043 28 */ 29 30 #if defined(LIBC_SCCS) && !defined(lint) 31 /*static char *sccsid = "from: @(#)getrpcport.c 1.3 87/08/11 SMI";*/ 32 /*static char *sccsid = "from: @(#)getrpcport.c 2.1 88/07/29 4.0 RPCSRC";*/ 33 static char *rcsid = "$Id: getrpcport.c,v 1.6 1996/12/30 14:43:42 peter Exp $"; 34 #endif 35 36 /* 37 * Copyright (c) 1985 by Sun Microsystems, Inc. 38 */ 39 40 #include <stdio.h> 41 #include <string.h> 42 #include <rpc/rpc.h> 43 #include <rpc/pmap_clnt.h> 44 #include <netdb.h> 45 #include <sys/socket.h> 46 47 int 48 getrpcport(host, prognum, versnum, proto) 49 char *host; 50 int prognum, versnum, proto; 51 { 52 struct sockaddr_in addr; 53 struct hostent *hp; 54 55 if ((hp = gethostbyname(host)) == NULL) 56 return (0); 57 memset(&addr, 0, sizeof(addr)); 58 addr.sin_len = sizeof(struct sockaddr_in); 59 addr.sin_family = AF_INET; 60 addr.sin_port = 0; 61 memcpy((char *)&addr.sin_addr, hp->h_addr, hp->h_length); 62 return (pmap_getport(&addr, prognum, versnum, proto)); 63 } 64