1/*	$NetBSD: isc_lex_gettoken.c,v 1.2 2024/02/21 22:51:58 christos Exp $	*/
2
3/*
4 * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
5 *
6 * SPDX-License-Identifier: MPL-2.0
7 *
8 * This Source Code Form is subject to the terms of the Mozilla Public
9 * License, v. 2.0. If a copy of the MPL was not distributed with this
10 * file, you can obtain one at https://mozilla.org/MPL/2.0/.
11 *
12 * See the COPYRIGHT file distributed with this work for additional
13 * information regarding copyright ownership.
14 */
15
16#include <stddef.h>
17#include <stdint.h>
18
19#include <isc/buffer.h>
20#include <isc/lex.h>
21#include <isc/mem.h>
22#include <isc/util.h>
23
24#include "fuzz.h"
25
26bool debug = false;
27
28static isc_mem_t *mctx = NULL;
29static isc_lex_t *lex = NULL;
30
31int
32LLVMFuzzerInitialize(int *argc __attribute__((unused)),
33		     char ***argv __attribute__((unused))) {
34	isc_result_t result;
35
36	isc_mem_create(&mctx);
37
38	result = isc_lex_create(mctx, 1024, &lex);
39	REQUIRE(result == ISC_R_SUCCESS);
40
41	return (0);
42}
43
44int
45LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
46	isc_buffer_t buf;
47	isc_result_t result;
48
49	isc_buffer_constinit(&buf, data, size);
50	isc_buffer_add(&buf, size);
51	isc_buffer_setactive(&buf, size);
52
53	CHECK(isc_lex_openbuffer(lex, &buf));
54
55	do {
56		isc_token_t token;
57		result = isc_lex_gettoken(lex, 0, &token);
58	} while (result == ISC_R_SUCCESS);
59
60	return (0);
61}
62