/*
 * Copyright (C) 2001 Nominum, Inc.
 * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
 *
 * SPDX-License-Identifier: MPL-2.0
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0.  If a copy of the MPL was not distributed with this
 * file, you can obtain one at https://mozilla.org/MPL/2.0/.
 *
 * See the COPYRIGHT file distributed with this work for additional
 * information regarding copyright ownership.
 */

/*! \file */

#include <isc/once.h>
#include <isc/util.h>

#include <isccc/result.h>

static const char *text[ISCCC_R_NRESULTS] = {
	"unknown version", /* 1 */
	"syntax error",	   /* 2 */
	"bad auth",	   /* 3 */
	"expired",	   /* 4 */
	"clock skew",	   /* 5 */
	"duplicate",	   /* 6 */
	"max depth"	   /* 7 */
};

static const char *ids[ISCCC_R_NRESULTS] = {
	"ISCCC_R_UNKNOWNVERSION", "ISCCC_R_SYNTAX",    "ISCCC_R_BADAUTH",
	"ISCCC_R_EXPIRED",	  "ISCCC_R_CLOCKSKEW", "ISCCC_R_DUPLICATE",
	"ISCCC_R_MAXDEPTH"
};

#define ISCCC_RESULT_RESULTSET 2

static isc_once_t once = ISC_ONCE_INIT;

static void
initialize_action(void) {
	isc_result_t result;

	result = isc_result_register(ISC_RESULTCLASS_ISCCC, ISCCC_R_NRESULTS,
				     text, ISCCC_RESULT_RESULTSET);
	if (result != ISC_R_SUCCESS) {
		UNEXPECTED_ERROR(__FILE__, __LINE__,
				 "isc_result_register() failed: %u", result);
	}

	result = isc_result_registerids(ISC_RESULTCLASS_ISCCC, ISCCC_R_NRESULTS,
					ids, ISCCC_RESULT_RESULTSET);
	if (result != ISC_R_SUCCESS) {
		UNEXPECTED_ERROR(__FILE__, __LINE__,
				 "isc_result_registerids() failed: %u", result);
	}
}

static void
initialize(void) {
	RUNTIME_CHECK(isc_once_do(&once, initialize_action) == ISC_R_SUCCESS);
}

const char *
isccc_result_totext(isc_result_t result) {
	initialize();

	return (isc_result_totext(result));
}

void
isccc_result_register(void) {
	initialize();
}
