79 lines
1.8 KiB
C
79 lines
1.8 KiB
C
/*
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* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
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*
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* SPDX-License-Identifier: MPL-2.0
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, you can obtain one at https://mozilla.org/MPL/2.0/.
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*
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* See the COPYRIGHT file distributed with this work for additional
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* information regarding copyright ownership.
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*/
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#include <stdbool.h>
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#include <stdlib.h>
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#include <isc/buffer.h>
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#include <isc/mem.h>
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#include <isc/util.h>
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#include <dns/callbacks.h>
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#include <dns/db.h>
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#include <dns/master.h>
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#include <dns/types.h>
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#include "fuzz.h"
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bool debug = false;
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int
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LLVMFuzzerInitialize(int *argc, char ***argv) {
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UNUSED(argc);
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UNUSED(argv);
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return 0;
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}
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int
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LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
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isc_buffer_t buf;
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isc_result_t result;
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isc_mem_t *mctx = NULL;
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isc_buffer_constinit(&buf, data, size);
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isc_buffer_add(&buf, size);
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isc_buffer_setactive(&buf, size);
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dns_rdatacallbacks_t callbacks;
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dns_rdatacallbacks_init(&callbacks);
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dns_db_t *db = NULL;
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isc_mem_create(&mctx);
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result = dns_db_create(mctx, ZONEDB_DEFAULT, dns_rootname,
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dns_dbtype_zone, dns_rdataclass_in, 0, NULL,
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&db);
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if (result != ISC_R_SUCCESS) {
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return 0;
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}
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result = dns_db_beginload(db, &callbacks);
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if (result != ISC_R_SUCCESS) {
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goto end;
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}
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result = dns_master_loadbuffer(&buf, &db->origin, &db->origin,
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db->rdclass, DNS_MASTER_ZONE, &callbacks,
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db->mctx);
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if (debug) {
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fprintf(stderr, "loadbuffer: %s\n", isc_result_totext(result));
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}
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result = dns_db_endload(db, &callbacks);
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if (debug) {
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fprintf(stderr, "endload: %s\n", isc_result_totext(result));
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}
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end:
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dns_db_detach(&db);
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isc_mem_destroy(&mctx);
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return 0;
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}
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