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      1 /*	$NetBSD: yp_all.c,v 1.14 2024/01/03 18:41:53 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  *
     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_all.c,v 1.14 2024/01/03 18:41:53 christos Exp $");
     32 #endif
     33 
     34 #include "namespace.h"
     35 #include <string.h>
     36 #include <err.h>
     37 #include <rpc/rpc.h>
     38 #include <rpcsvc/yp_prot.h>
     39 #include <rpcsvc/ypclnt.h>
     40 #include "local.h"
     41 
     42 #ifdef __weak_alias
     43 __weak_alias(yp_all,_yp_all)
     44 #endif
     45 
     46 int
     47 yp_all(const char *indomain, const char *inmap,
     48     struct ypall_callback *incallback)
     49 {
     50 	struct ypreq_nokey yprnk;
     51 	struct dom_binding *ysd;
     52 	struct sockaddr_in clnt_sin;
     53 	enum clnt_stat  status;
     54 	CLIENT         *clnt;
     55 	int             clnt_sock;
     56 
     57 	if (_yp_invalid_domain(indomain))
     58 		return YPERR_BADARGS;
     59 	if (inmap == NULL || *inmap == '\0'
     60 	    || strlen(inmap) > YPMAXMAP)
     61 		return YPERR_BADARGS;
     62 	if (incallback == NULL)
     63 		return YPERR_BADARGS;
     64 
     65 	if (_yp_dobind(indomain, &ysd) != 0)
     66 		return YPERR_DOMAIN;
     67 
     68 	clnt_sock = RPC_ANYSOCK;
     69 	clnt_sin = ysd->dom_server_addr;
     70 	clnt_sin.sin_port = 0;
     71 	clnt = clnttcp_create(&clnt_sin, YPPROG, YPVERS, &clnt_sock, 0, 0);
     72 	if (clnt == NULL) {
     73 		warnx("clnttcp_create failed");
     74 		return YPERR_PMAP;
     75 	}
     76 	yprnk.domain = indomain;
     77 	yprnk.map = inmap;
     78 
     79 	status = clnt_call(clnt, (rpcproc_t)YPPROC_ALL,
     80 	    (xdrproc_t)xdr_ypreq_nokey, &yprnk,
     81 	    (xdrproc_t)xdr_ypall, (char *)(void *)incallback, _yplib_timeout);
     82 	clnt_destroy(clnt);
     83 
     84 	/* not really needed... */
     85 	__yp_unbind(ysd);
     86 
     87 	if (status != RPC_SUCCESS)
     88 		return YPERR_RPC;
     89 
     90 	return 0;
     91 }
     92