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41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
104 lines
2.5 KiB
C
104 lines
2.5 KiB
C
/* Netgroup file parser in nss_db modules.
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Copyright (C) 1996, 1997, 1999, 2000 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <dlfcn.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <netgroup.h>
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#include <string.h>
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#include <bits/libc-lock.h>
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#include <paths.h>
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#include "nsswitch.h"
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#include "nss_db.h"
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#define DBFILE _PATH_VARDB "netgroup.db"
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/* Locks the static variables in this file. */
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__libc_lock_define_initialized (static, lock)
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/* Maintenance of the shared handle open on the database. */
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static NSS_DB *db;
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static char *entry;
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static char *cursor;
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enum nss_status
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_nss_db_setnetgrent (const char *group)
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{
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enum nss_status status;
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__libc_lock_lock (lock);
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status = internal_setent (DBFILE, &db);
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if (status == NSS_STATUS_SUCCESS)
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{
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DBT key = { data: (void *) group, size: strlen (group), flags: 0 };
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DBT value;
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value.flags = 0;
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if (DL_CALL_FCT (db->get, (db->db, NULL, &key, &value, 0)) != 0)
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status = NSS_STATUS_NOTFOUND;
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else
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cursor = entry = value.data;
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}
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__libc_lock_unlock (lock);
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return status;
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}
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enum nss_status
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_nss_db_endnetgrent (void)
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{
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__libc_lock_lock (lock);
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internal_endent (&db);
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__libc_lock_unlock (lock);
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return NSS_STATUS_SUCCESS;
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}
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extern enum nss_status _nss_netgroup_parseline (char **cursor,
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struct __netgrent *result,
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char *buffer, size_t buflen,
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int *errnop);
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enum nss_status
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_nss_db_getnetgrent_r (struct __netgrent *result, char *buffer, size_t buflen,
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int *errnop)
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{
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int status;
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__libc_lock_lock (lock);
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status = _nss_netgroup_parseline (&cursor, result, buffer, buflen, errnop);
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__libc_lock_unlock (lock);
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return status;
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}
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