/* $NetBSD: dns_master_load.c,v 1.2.4.2 2024/02/29 12:33:43 martin Exp $ */ /* * 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. */ #include #include #include #include #include #include #include #include #include #include "fuzz.h" bool debug = false; int LLVMFuzzerInitialize(int *argc, char ***argv) { UNUSED(argc); UNUSED(argv); return (0); } int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { isc_buffer_t buf; isc_result_t result; isc_mem_t *mctx = NULL; isc_buffer_constinit(&buf, data, size); isc_buffer_add(&buf, size); isc_buffer_setactive(&buf, size); dns_rdatacallbacks_t callbacks; dns_rdatacallbacks_init(&callbacks); dns_db_t *db = NULL; isc_mem_create(&mctx); result = dns_db_create(mctx, "rbt", dns_rootname, dns_dbtype_zone, dns_rdataclass_in, 0, NULL, &db); if (result != ISC_R_SUCCESS) { return 0; } result = dns_db_beginload(db, &callbacks); if (result != ISC_R_SUCCESS) { goto end; } result = dns_master_loadbuffer(&buf, &db->origin, &db->origin, db->rdclass, DNS_MASTER_ZONE, &callbacks, db->mctx); if (debug) { fprintf(stderr, "loadbuffer: %s\n", isc_result_totext(result)); } result = dns_db_endload(db, &callbacks); if (debug) { fprintf(stderr, "endload: %s\n", isc_result_totext(result)); } end: dns_db_detach(&db); isc_mem_destroy(&mctx); return (0); }