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yp_order.c revision 1.4 
      1 /*	$NetBSD: yp_order.c,v 1.4 1996/05/23 13:49:03 christos Exp $	 */
      2 
      3 /*
      4  * Copyright (c) 1992, 1993 Theo de Raadt <deraadt (at) 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  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by Theo de Raadt.
     18  * 4. The name of the author may not be used to endorse or promote products
     19  *    derived from this software without specific prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
     22  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     23  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
     25  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     31  * SUCH DAMAGE.
     32  */
     33 
     34 #if defined(LIBC_SCCS) && !defined(lint)
     35 static char rcsid[] = "$NetBSD: yp_order.c,v 1.4 1996/05/23 13:49:03 christos Exp $";
     36 #endif
     37 
     38 #include <string.h>
     39 #include <rpc/rpc.h>
     40 #include <rpcsvc/yp_prot.h>
     41 #include <rpcsvc/ypclnt.h>
     42 
     43 extern struct timeval _yplib_timeout;
     44 extern int _yplib_nerrs;
     45 
     46 int
     47 yp_order(indomain, inmap, outorder)
     48 	const char     *indomain;
     49 	const char     *inmap;
     50 	int            *outorder;
     51 {
     52 	struct dom_binding *ysd;
     53 	struct ypresp_order ypro;
     54 	struct ypreq_nokey yprnk;
     55 	int r, nerrs = 0;
     56 
     57 	if (indomain == NULL || *indomain == '\0'
     58 	    || strlen(indomain) > YPMAXDOMAIN)
     59 		return YPERR_BADARGS;
     60 	if (inmap == NULL || *inmap == '\0'
     61 	    || strlen(inmap) > YPMAXMAP)
     62 		return YPERR_BADARGS;
     63 	if (outorder == NULL)
     64 		return YPERR_BADARGS;
     65 
     66 again:
     67 	if (_yp_dobind(indomain, &ysd) != 0)
     68 		return YPERR_DOMAIN;
     69 
     70 	yprnk.domain = indomain;
     71 	yprnk.map = inmap;
     72 
     73 	(void)memset(&ypro, 0, sizeof ypro);
     74 
     75 	r = clnt_call(ysd->dom_client, YPPROC_ORDER,
     76 		      xdr_ypreq_nokey, &yprnk, xdr_ypresp_order, &ypro,
     77 		      _yplib_timeout);
     78 	if (r != RPC_SUCCESS) {
     79 		if (++nerrs == _yplib_nerrs) {
     80 			clnt_perror(ysd->dom_client, "yp_order: clnt_call");
     81 			nerrs = 0;
     82 		}
     83 	        if (r == RPC_PROCUNAVAIL) {
     84 			/* Case of NIS+ server in NIS compat mode */
     85 			r = YPERR_YPERR;
     86 			goto bail;
     87 	        }
     88 		ysd->dom_vers = -1;
     89 		goto again;
     90 	}
     91 	*outorder = ypro.ordernum;
     92 	xdr_free(xdr_ypresp_order, (char *) &ypro);
     93 	r = ypprot_err(ypro.status);
     94 bail:
     95 	_yp_unbind(ysd);
     96 	return r;
     97 }
     98