/** BEGIN COPYRIGHT BLOCK
 * This Program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation; version 2 of the License.
 * 
 * This Program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License along with
 * this Program; if not, write to the Free Software Foundation, Inc., 59 Temple
 * Place, Suite 330, Boston, MA 02111-1307 USA.
 * 
 * In addition, as a special exception, Red Hat, Inc. gives You the additional
 * right to link the code of this Program with code not covered under the GNU
 * General Public License ("Non-GPL Code") and to distribute linked combinations
 * including the two, subject to the limitations in this paragraph. Non-GPL Code
 * permitted under this exception must only link to the code of this Program
 * through those well defined interfaces identified in the file named EXCEPTION
 * found in the source code files (the "Approved Interfaces"). The files of
 * Non-GPL Code may instantiate templates or use macros or inline functions from
 * the Approved Interfaces without causing the resulting work to be covered by
 * the GNU General Public License. Only Red Hat, Inc. may make changes or
 * additions to the list of Approved Interfaces. You must obey the GNU General
 * Public License in all respects for all of the Program code and other code used
 * in conjunction with the Program except the Non-GPL Code covered by this
 * exception. If you modify this file, you may extend this exception to your
 * version of the file, but you are not obligated to do so. If you do not wish to
 * provide this exception without modification, you must delete this exception
 * statement from your version and license this file solely under the GPL without
 * exception. 
 * 
 * 
 * Copyright (C) 2001 Sun Microsystems, Inc. Used by permission.
 * Copyright (C) 2005 Red Hat, Inc.
 * All rights reserved.
 * END COPYRIGHT BLOCK **/

#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif

/* cleanup.c - cleans up ldbm backend */

#include "back-ldbm.h"

int ldbm_back_cleanup( Slapi_PBlock *pb )
{
	struct ldbminfo	*li;
    Slapi_Backend *be;

	LDAPDebug( LDAP_DEBUG_TRACE, "ldbm backend cleaning up\n", 0, 0, 0 );
	slapi_pblock_get( pb, SLAPI_PLUGIN_PRIVATE, &li );
    slapi_pblock_get( pb, SLAPI_BACKEND, &be );

	if (be->be_state != BE_STATE_STOPPED &&
		be->be_state != BE_STATE_DELETED)
	{
		LDAPDebug( LDAP_DEBUG_TRACE, 
				  "ldbm_back_cleanup: warning - backend is in a wrong state - %d\n", 
				  be->be_state, 0, 0 );
		return 0;
	}

	PR_Lock (be->be_state_lock);

	if (be->be_state != BE_STATE_STOPPED &&
		be->be_state != BE_STATE_DELETED)
	{
		LDAPDebug( LDAP_DEBUG_TRACE, 
				  "ldbm_back_cleanup: warning - backend is in a wrong state - %d\n", 
				  be->be_state, 0, 0 );
		PR_Unlock (be->be_state_lock);
		return 0;
	}
    
	dblayer_terminate( li );

/* JCM I tried adding this to tidy up memory on shutdown. */
/* JCM But, the result was very messy. */
/* JCM objset_delete(&li->li_instance_set); */

	be->be_state = BE_STATE_CLEANED;

	PR_Unlock (be->be_state_lock);

	return 0;
}
