getgrnam.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/* Copyright (c) 1988 AT&T */
/* All Rights Reserved */
/* 3.0 SID # 1.2 */
#pragma weak getgrnam = _getgrnam
#pragma weak getgrgid = _getgrgid
#pragma weak getgrent = _getgrent
#pragma weak fgetgrent = _fgetgrent
#include "synonyms.h"
#include <sys/types.h>
#include <grp.h>
#include <nss_dbdefs.h>
#include <stdio.h>
#include "tsd.h"
#ifdef NSS_INCLUDE_UNSAFE
/*
* Ye olde non-reentrant interface (MT-unsafe, caveat utor)
*/
static void
free_grbuf(void *arg)
{
nss_XbyY_buf_t **buffer = arg;
NSS_XbyY_FREE(buffer);
}
static nss_XbyY_buf_t *
get_grbuf()
{
nss_XbyY_buf_t **buffer =
tsdalloc(_T_GRBUF, sizeof (nss_XbyY_buf_t *), free_grbuf);
nss_XbyY_buf_t *b;
if (buffer == NULL)
return (NULL);
b = NSS_XbyY_ALLOC(buffer, sizeof (struct group), NSS_BUFLEN_GROUP);
return (b);
}
struct group *
getgrgid(gid_t gid)
{
nss_XbyY_buf_t *b = get_grbuf();
return (b == NULL ? NULL :
getgrgid_r(gid, b->result, b->buffer, b->buflen));
}
struct group *
getgrnam(const char *nam)
{
nss_XbyY_buf_t *b = get_grbuf();
return (b == NULL ? NULL :
getgrnam_r(nam, b->result, b->buffer, b->buflen));
}
struct group *
getgrent(void)
{
nss_XbyY_buf_t *b = get_grbuf();
return (b == NULL ? NULL :
getgrent_r(b->result, b->buffer, b->buflen));
}
struct group *
fgetgrent(FILE *f)
{
nss_XbyY_buf_t *b = get_grbuf();
return (b == NULL ? NULL :
fgetgrent_r(f, b->result, b->buffer, b->buflen));
}
#endif /* NSS_INCLUDE_UNSAFE */