1 /* $OpenBSD: yp_maplist.c,v 1.9 2015/01/16 16:48:51 deraadt Exp $ */ 2 /* 3 * Copyright (c) 1992, 1993 Theo de Raadt <deraadt@theos.com> 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 16 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 19 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 #include <sys/types.h> 29 #include <string.h> 30 #include <limits.h> 31 #include <rpc/rpc.h> 32 #include <rpc/xdr.h> 33 #include <rpcsvc/yp.h> 34 #include <rpcsvc/ypclnt.h> 35 #include "ypinternal.h" 36 37 int 38 yp_maplist(const char *indomain, struct ypmaplist **outmaplist) 39 { 40 struct dom_binding *ysd; 41 struct ypresp_maplist ypml; 42 struct timeval tv; 43 int tries = 0, r; 44 45 again: 46 if (_yp_dobind(indomain, &ysd) != 0) 47 return YPERR_DOMAIN; 48 49 tv.tv_sec = _yplib_timeout; 50 tv.tv_usec = 0; 51 52 memset(&ypml, 0, sizeof ypml); 53 54 r = clnt_call(ysd->dom_client, YPPROC_MAPLIST, 55 xdr_domainname, &indomain, xdr_ypresp_maplist, &ypml, tv); 56 if (r != RPC_SUCCESS) { 57 if (tries++) 58 clnt_perror(ysd->dom_client, "yp_maplist: clnt_call"); 59 ysd->dom_vers = -1; 60 goto again; 61 } 62 *outmaplist = ypml.maps; 63 /* NO: xdr_free(xdr_ypresp_maplist, &ypml); */ 64 _yp_unbind(ysd); 65 return ypprot_err(ypml.stat); 66 } 67