lib/libc/yp/yp_all.c

   1 /*      $NetBSD: yp_all.c,v 1.13 2012/06/25 22:32:46 abs 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_all.c,v 1.13 2012/06/25 22:32:46 abs 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 extern struct timeval _yplib_timeout;
  43
  44 #ifdef __weak_alias
  45 __weak_alias(yp_all,_yp_all)
  46 #endif
  47
  48 int
  49 yp_all(const char *indomain, const char *inmap,
  50     struct ypall_callback *incallback)
  51 {
  52         struct ypreq_nokey yprnk;
  53         struct dom_binding *ysd;
  54         struct sockaddr_in clnt_sin;
  55         enum clnt_stat  status;
  56         CLIENT         *clnt;
  57         int             clnt_sock;
  58
  59         if (_yp_invalid_domain(indomain))
  60                 return YPERR_BADARGS;
  61         if (inmap == NULL || *inmap == '\0'
  62             || strlen(inmap) > YPMAXMAP)
  63                 return YPERR_BADARGS;
  64         if (incallback == NULL)
  65                 return YPERR_BADARGS;
  66
  67         if (_yp_dobind(indomain, &ysd) != 0)
  68                 return YPERR_DOMAIN;
  69
  70         clnt_sock = RPC_ANYSOCK;
  71         clnt_sin = ysd->dom_server_addr;
  72         clnt_sin.sin_port = 0;
  73         clnt = clnttcp_create(&clnt_sin, YPPROG, YPVERS, &clnt_sock, 0, 0);
  74         if (clnt == NULL) {
  75                 warnx("clnttcp_create failed");
  76                 return YPERR_PMAP;
  77         }
  78         yprnk.domain = indomain;
  79         yprnk.map = inmap;
  80
  81         status = clnt_call(clnt, (rpcproc_t)YPPROC_ALL,
  82             (xdrproc_t)xdr_ypreq_nokey, &yprnk,
  83             (xdrproc_t)xdr_ypall, (char *)(void *)incallback, _yplib_timeout);
  84         clnt_destroy(clnt);
  85
  86         /* not really needed... */
  87         __yp_unbind(ysd);
  88
  89         if (status != RPC_SUCCESS)
  90                 return YPERR_RPC;
  91
  92         return 0;
  93 }