194575Sdes/*- 294575Sdes * Copyright (c) 2002 Networks Associates Technology, Inc. 394575Sdes * All rights reserved. 494575Sdes * 594575Sdes * This software was developed for the FreeBSD Project by ThinkSec AS and 694575Sdes * NAI Labs, the Security Research Division of Network Associates, Inc. 794575Sdes * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the 894575Sdes * DARPA CHATS research program. 994575Sdes * 1094575Sdes * Redistribution and use in source and binary forms, with or without 1194575Sdes * modification, are permitted provided that the following conditions 1294575Sdes * are met: 1394575Sdes * 1. Redistributions of source code must retain the above copyright 1494575Sdes * notice, this list of conditions and the following disclaimer. 1594575Sdes * 2. Redistributions in binary form must reproduce the above copyright 1694575Sdes * notice, this list of conditions and the following disclaimer in the 1794575Sdes * documentation and/or other materials provided with the distribution. 1894575Sdes * 3. The name of the author may not be used to endorse or promote 1994575Sdes * products derived from this software without specific prior written 2094575Sdes * permission. 2194575Sdes * 2294575Sdes * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 2394575Sdes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2494575Sdes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2594575Sdes * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 2694575Sdes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2794575Sdes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2894575Sdes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2994575Sdes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 3094575Sdes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3194575Sdes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3294575Sdes * SUCH DAMAGE. 3394575Sdes * 3494575Sdes * $FreeBSD: releng/10.3/lib/libypclnt/ypclnt_connect.c 160804 2006-07-28 21:34:37Z stefanf $ 3594575Sdes */ 3694575Sdes 3794575Sdes#include <sys/param.h> 3894575Sdes 3994575Sdes#include <err.h> 4094575Sdes#include <errno.h> 4194575Sdes#include <stdlib.h> 4294575Sdes#include <string.h> 4394575Sdes#include <unistd.h> 4494575Sdes 4594575Sdes#include <rpcsvc/ypclnt.h> 4694575Sdes 4794575Sdes#include "ypclnt.h" 4894575Sdes 4994575Sdesint 5094575Sdesypclnt_connect(ypclnt_t *ypclnt) 5194575Sdes{ 5294575Sdes int r; 5394575Sdes 5494575Sdes /* get default domain name unless specified */ 5594575Sdes if (ypclnt->domain == NULL) { 5694575Sdes if ((ypclnt->domain = malloc(MAXHOSTNAMELEN)) == NULL) { 5794575Sdes ypclnt_error(ypclnt, __func__, 5894575Sdes "%s", strerror(errno)); 5994575Sdes return (-1); 6094575Sdes } 6194575Sdes if (getdomainname(ypclnt->domain, MAXHOSTNAMELEN) != 0) { 6294575Sdes ypclnt_error(ypclnt, __func__, 6394575Sdes "can't get NIS domain name"); 6494575Sdes return (-1); 6594575Sdes } 6694575Sdes } 6794575Sdes 6894575Sdes /* map must be specified */ 6994575Sdes if (ypclnt->map == NULL) { 7094575Sdes ypclnt_error(ypclnt, __func__, 7194575Sdes "caller must specify map name"); 7294575Sdes return (-1); 7394575Sdes } 7494575Sdes 7594575Sdes /* get master server for requested map unless specified */ 7694575Sdes if (ypclnt->server == NULL) { 7794575Sdes r = yp_master(ypclnt->domain, ypclnt->map, &ypclnt->server); 7894575Sdes if (r != 0) { 7994575Sdes ypclnt_error(ypclnt, __func__, 8094575Sdes "can't get NIS server name: %s", yperr_string(r)); 8194575Sdes return (-1); 8294575Sdes } 8394575Sdes } 8494575Sdes 8594575Sdes ypclnt_error(ypclnt, NULL, NULL); 8694575Sdes return (0); 8794575Sdes} 88