/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (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 (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
 */


#include <stdlib.h>
#include <libintl.h>
#include "ns_sldap.h"
#include "ns_internal.h"

struct ns_ldaperror {
        int     e_code;
        char    *e_reason;
};

static mutex_t          ns_error_lock = DEFAULTMUTEX;
static boolean_t        error_inited = B_FALSE;

static struct ns_ldaperror ns_ldap_errlist[] = {
        {NS_LDAP_SUCCESS,       NULL},
        {NS_LDAP_OP_FAILED,     NULL},
        {NS_LDAP_NOTFOUND,      NULL},
        {NS_LDAP_MEMORY,        NULL},
        {NS_LDAP_CONFIG,        NULL},
        {NS_LDAP_PARTIAL,       NULL},
        {NS_LDAP_INTERNAL,      NULL},
        {NS_LDAP_INVALID_PARAM, NULL},
        {-1,                    NULL}
};


static void
ns_ldaperror_init()
{
        int     i = 0;

        (void) mutex_lock(&ns_error_lock);
        if (!error_inited) {
                ns_ldap_errlist[i++].e_reason = gettext("Success");
                ns_ldap_errlist[i++].e_reason = gettext("Operation failed");
                ns_ldap_errlist[i++].e_reason = gettext("Object not found");
                ns_ldap_errlist[i++].e_reason = gettext("Memory failure");
                ns_ldap_errlist[i++].e_reason =
                    gettext("LDAP configuration problem");
                ns_ldap_errlist[i++].e_reason = gettext("Partial result");
                ns_ldap_errlist[i++].e_reason = gettext("LDAP error");
                ns_ldap_errlist[i++].e_reason = gettext("Invalid parameter");
                ns_ldap_errlist[i++].e_reason = gettext("Unknown error");
                error_inited = B_TRUE;
        }
        (void) mutex_unlock(&ns_error_lock);
}


int
__ns_ldap_err2str(int err, char **strmsg)
{
        int     i;

        if (!error_inited)
                ns_ldaperror_init();

        for (i = 0; (ns_ldap_errlist[i].e_code != err) &&
            (ns_ldap_errlist[i].e_code != -1); i++) {
                /* empty for loop */
        }
        *strmsg = ns_ldap_errlist[i].e_reason;
        return (NS_LDAP_SUCCESS);
}


int
__ns_ldap_freeError(ns_ldap_error_t **errorp)
{
        ns_ldap_error_t *err;

        if (errorp == NULL || *errorp == NULL)
                return (NS_LDAP_SUCCESS);

        err = *errorp;
        if (err->message)
                free(err->message);

        free(err);
        *errorp = NULL;
        return (NS_LDAP_SUCCESS);
}