rpc.subproj/getrpcport.c

   1 /*
   2  * Copyright (c) 1999-2018 Apple Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
   7  * Reserved.  This file contains Original Code and/or Modifications of
   8  * Original Code as defined in and that are subject to the Apple Public
   9  * Source License Version 1.1 (the "License").  You may not use this file
  10  * except in compliance with the License.  Please obtain a copy of the
  11  * License at http://www.apple.com/publicsource and read it before using
  12  * this file.
  13  *
  14  * The Original Code and all software distributed under the License are
  15  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  16  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  17  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT.  Please see the
  19  * License for the specific language governing rights and limitations
  20  * under the License.
  21  *
  22  * @APPLE_LICENSE_HEADER_END@
  23  */
  24 /*
  25  * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
  26  * unrestricted use provided that this legend is included on all tape
  27  * media and as a part of the software program in whole or part.  Users
  28  * may copy or modify Sun RPC without charge, but are not authorized
  29  * to license or distribute it to anyone else except as part of a product or
  30  * program developed by the user.
  31  *
  32  * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
  33  * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
  34  * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
  35  *
  36  * Sun RPC is provided with no support and without any obligation on the
  37  * part of Sun Microsystems, Inc. to assist in its use, correction,
  38  * modification or enhancement.
  39  *
  40  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
  41  * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
  42  * OR ANY PART THEREOF.
  43  *
  44  * In no event will Sun Microsystems, Inc. be liable for any lost revenue
  45  * or profits or other special, indirect and consequential damages, even if
  46  * Sun has been advised of the possibility of such damages.
  47  *
  48  * Sun Microsystems, Inc.
  49  * 2550 Garcia Avenue
  50  * Mountain View, California  94043
  51  */
  52
  53 #if defined(LIBC_SCCS) && !defined(lint)
  54 /*static char *sccsid = "from: @(#)getrpcport.c 1.3 87/08/11 SMI";*/
  55 /*static char *sccsid = "from: @(#)getrpcport.c 2.1 88/07/29 4.0 RPCSRC";*/
  56 static char *rcsid = "$Id: getrpcport.c,v 1.3 2002/02/19 20:36:23 epeyton Exp $";
  57 #endif
  58
  59 /*
  60  * Copyright (c) 1985 by Sun Microsystems, Inc.
  61  */
  62
  63 #include "libinfo_common.h"
  64
  65 #include <stdio.h>
  66 #include <string.h>
  67 #include <rpc/rpc.h>
  68 #include <rpc/pmap_clnt.h>
  69 #include <netdb.h>
  70 #include <sys/socket.h>
  71
  72 LIBINFO_EXPORT
  73 int
  74 getrpcport(host, prognum, versnum, proto)
  75         char *host;
  76         int prognum;
  77         int versnum;
  78         int proto;
  79 {
  80         struct sockaddr_in addr;
  81         struct hostent *hp;
  82
  83         if ((hp = gethostbyname(host)) == NULL)
  84                 return (0);
  85         bzero((char *)&addr, sizeof addr);
  86         bcopy(hp->h_addr, (char *) &addr.sin_addr, hp->h_length);
  87         addr.sin_family = AF_INET;
  88         addr.sin_port =  0;
  89         return (pmap_getport(&addr, prognum, versnum, proto));
  90 }