blob: 6c63c1d8666653fbae3d4b19841de8c396943f24 [file] [log] [blame]
/*
* Copyright (c) 2009, Sun Microsystems, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* - Neither the name of Sun Microsystems, Inc. nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
/*
* rpcdname.c
* Gets the default domain name
*/
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
static char *default_domain;
static char *get_default_domain(void)
{
char temp[256];
if (default_domain)
return (default_domain);
if (getdomainname(temp, sizeof(temp)) < 0)
return (0);
if ((int)strlen(temp) > 0) {
default_domain =
(char *)mem_alloc((strlen(temp) + (unsigned)1));
if (default_domain == 0)
return (0);
(void)strcpy(default_domain, temp);
return (default_domain);
}
return (0);
}
/*
* This is a wrapper for the system call getdomainname which returns a
* ypclnt.h error code in the failure case. It also checks to see that
* the domain name is non-null, knowing that the null string is going to
* get rejected elsewhere in the NIS client package.
*/
int __rpc_get_default_domain(char **domain)
{
*domain = get_default_domain();
if (*domain)
return (0);
return (-1);
}