/* init.c - initialize passwd backend */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
 *
 * Copyright 1998-2017 The OpenLDAP Foundation.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted only as authorized by the OpenLDAP
 * Public License.
 *
 * A copy of this license is available in the file LICENSE in the
 * top-level directory of the distribution or, alternatively, at
 * <http://www.OpenLDAP.org/license.html>.
 */

#include "portable.h"

#include <stdio.h>

#include <ac/socket.h>

#include "slap.h"
#include "back-passwd.h"

ldap_pvt_thread_mutex_t passwd_mutex;

AttributeDescription *ad_sn;
AttributeDescription *ad_desc;

static BI_db_init passwd_back_db_init;

int
passwd_back_initialize(
    BackendInfo	*bi
)
{
	ldap_pvt_thread_mutex_init( &passwd_mutex );

	bi->bi_open = passwd_back_open;
	bi->bi_config = 0;
	bi->bi_close = 0;
	bi->bi_destroy = passwd_back_destroy;

	bi->bi_db_init = passwd_back_db_init;
	bi->bi_db_config = 0;
	bi->bi_db_open = 0;
	bi->bi_db_close = 0;
	bi->bi_db_destroy = 0;

	bi->bi_op_bind = 0;
	bi->bi_op_unbind = 0;
	bi->bi_op_search = passwd_back_search;
	bi->bi_op_compare = 0;
	bi->bi_op_modify = 0;
	bi->bi_op_modrdn = 0;
	bi->bi_op_add = 0;
	bi->bi_op_delete = 0;
	bi->bi_op_abandon = 0;

	bi->bi_extended = 0;

	bi->bi_chk_referrals = 0;

	bi->bi_connection_init = 0;
	bi->bi_connection_destroy = 0;

	return passwd_back_init_cf( bi );
}

int
passwd_back_open(
	BackendInfo *bi
)
{
	const char	*text;
	int		rc;

	rc = slap_str2ad( "sn", &ad_sn, &text );
	if ( rc != LDAP_SUCCESS ) {
		Debug( LDAP_DEBUG_ANY, "passwd_back_open: "
			"slap_str2ad(\"%s\") returned %d: %s\n",
			"sn", rc, text );
		return -1;
	}
	rc = slap_str2ad( "description", &ad_desc, &text );
	if ( rc != LDAP_SUCCESS ) {
		Debug( LDAP_DEBUG_ANY, "passwd_back_open: "
			"slap_str2ad(\"%s\") returned %d: %s\n",
			"description", rc, text );
		return -1;
	}

	return 0;
}

int
passwd_back_destroy(
	BackendInfo *bi
)
{
	ldap_pvt_thread_mutex_destroy( &passwd_mutex );
	return 0;
}

static int
passwd_back_db_init(
	Backend *be,
	struct config_reply_s *cr
)
{
	be->be_cf_ocs = be->bd_info->bi_cf_ocs;
	return 0;
}

#if SLAPD_PASSWD == SLAPD_MOD_DYNAMIC

/* conditionally define the init_module() function */
SLAP_BACKEND_INIT_MODULE( passwd )

#endif /* SLAPD_PASSWD == SLAPD_MOD_DYNAMIC */