/* init.c - initialize ldap backend */

/*
 * Copyright 1999, Howard Chu, All rights reserved. <hyc@highlandsun.com>
 * 
 * Permission is granted to anyone to use this software for any purpose
 * on any computer system, and to alter it and redistribute it, subject
 * to the following restrictions:
 * 
 * 1. The author is not responsible for the consequences of use of this
 *    software, no matter how awful, even if they arise from flaws in it.
 * 
 * 2. The origin of this software must not be misrepresented, either by
 *    explicit claim or by omission.  Since few users ever read sources,
 *    credits should appear in the documentation.
 * 
 * 3. Altered versions must be plainly marked as such, and must not be
 *    misrepresented as being the original software.  Since few users
 *    ever read sources, credits should appear in the documentation.
 * 
 * 4. This notice may not be removed or altered.
 */

#include "portable.h"

#include <stdio.h>

#include <ac/socket.h>

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

#ifdef SLAPD_LDAP_DYNAMIC

int back_ldap_LTX_init_module(int argc, char *argv[]) {
    BackendInfo bi;

    memset( &bi, 0, sizeof(bi) );
    bi.bi_type = "ldap";
    bi.bi_init = ldap_back_initialize;

    backend_add(&bi);
    return 0;
}

#endif /* SLAPD_LDAP_DYNAMIC */

int
ldap_back_initialize(
    BackendInfo	*bi
)
{
	bi->bi_open = 0;
	bi->bi_config = 0;
	bi->bi_close = 0;
	bi->bi_destroy = 0;

	bi->bi_db_init = ldap_back_db_init;
	bi->bi_db_config = ldap_back_db_config;
	bi->bi_db_open = 0;
	bi->bi_db_close = 0;
	bi->bi_db_destroy = ldap_back_db_destroy;

	bi->bi_op_bind = ldap_back_bind;
	bi->bi_op_unbind = 0;
	bi->bi_op_search = ldap_back_search;
	bi->bi_op_compare = ldap_back_compare;
	bi->bi_op_modify = ldap_back_modify;
	bi->bi_op_modrdn = ldap_back_modrdn;
	bi->bi_op_add = ldap_back_add;
	bi->bi_op_delete = ldap_back_delete;
	bi->bi_op_abandon = 0;

	bi->bi_acl_group = 0;

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

	return 0;
}

int
ldap_back_db_init(
    Backend	*be
)
{
	struct ldapinfo	*li;

	li = (struct ldapinfo *) ch_calloc( 1, sizeof(struct ldapinfo) );
	ldap_pvt_thread_mutex_init( &li->conn_mutex );

	be->be_private = li;

	return li == NULL;
}

int
ldap_back_db_destroy(
    Backend	*be
)
{
	struct ldapinfo	*li;

	if (be->be_private) {
		li = (struct ldapinfo *)be->be_private;
		if (li->host) {
			free(li->host);
			li->host = NULL;
		}
		ldap_pvt_thread_mutex_destroy( &li->conn_mutex );
	}

	free( be->be_private );
	return 0;
}