1 /* $NetBSD: yp_maplist.c,v 1.12 2012/03/02 17:27:49 christos Exp $ */ 2 3 /* 4 * Copyright (c) 1992, 1993 Theo de Raadt <deraadt@fsa.ca> 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 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 17 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 #if defined(LIBC_SCCS) && !defined(lint) 31 __RCSID("$NetBSD: yp_maplist.c,v 1.12 2012/03/02 17:27:49 christos Exp $"); 32 #endif 33 34 #include "namespace.h" 35 #include <string.h> 36 #include <rpc/rpc.h> 37 #include <rpcsvc/yp_prot.h> 38 #include <rpcsvc/ypclnt.h> 39 #include "local.h" 40 41 extern struct timeval _yplib_timeout; 42 extern int _yplib_nerrs; 43 extern int _yplib_bindtries; 44 45 #ifdef __weak_alias 46 __weak_alias(yp_maplist,_yp_maplist) 47 #endif 48 49 int 50 yp_maplist(indomain, outmaplist) 51 const char *indomain; 52 struct ypmaplist **outmaplist; 53 { 54 struct dom_binding *ysd; 55 struct ypresp_maplist ypml; 56 int r, nerrs = 0; 57 58 if (_yp_invalid_domain(indomain)) 59 return YPERR_BADARGS; 60 if (outmaplist == NULL) 61 return YPERR_BADARGS; 62 again: 63 if (_yp_dobind(indomain, &ysd) != 0) 64 return YPERR_DOMAIN; 65 66 memset(&ypml, 0, sizeof ypml); 67 68 r = clnt_call(ysd->dom_client, (rpcproc_t)YPPROC_MAPLIST, 69 (xdrproc_t)xdr_ypdomain_wrap_string, &indomain, 70 (xdrproc_t)xdr_ypresp_maplist, &ypml, _yplib_timeout); 71 if (r != RPC_SUCCESS) { 72 if (_yplib_bindtries <= 0 && ++nerrs == _yplib_nerrs) { 73 clnt_perror(ysd->dom_client, "yp_maplist: clnt_call"); 74 nerrs = 0; 75 } else if (_yplib_bindtries > 0 && ++nerrs == _yplib_bindtries) 76 return YPERR_YPSERV; 77 ysd->dom_vers = -1; 78 goto again; 79 } 80 *outmaplist = ypml.list; 81 /* NO: xdr_free(xdr_ypresp_maplist, &ypml); */ 82 __yp_unbind(ysd); 83 return ypprot_err(ypml.status); 84 } 85