Revision bbc3c22c0e2b3b4b6f069712dc8322a48506b775 authored by Pauli on 24 May 2020, 21:43:45 UTC, committed by Pauli on 25 May 2020, 21:57:30 UTC
Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Bernd Edlinger <bernd.edlinger@hotmail.de>
(Merged from https://github.com/openssl/openssl/pull/11941)
1 parent b394809
Raw File
asn1parse.c
/*
 * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
 *
 * Licensed under the Apache License 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * https://www.openssl.org/source/license.html
 * or in the file LICENSE in the source distribution.
 */

/*
 * Fuzz the parser used for dumping ASN.1 using "openssl asn1parse".
 */

#include <stdio.h>
#include <openssl/asn1.h>
#include <openssl/x509.h>
#include <openssl/x509v3.h>
#include <openssl/err.h>
#include "fuzzer.h"

static BIO *bio_out;

int FuzzerInitialize(int *argc, char ***argv)
{
    bio_out = BIO_new_file("/dev/null", "w");
    OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL);
    ERR_clear_error();
    CRYPTO_free_ex_index(0, -1);
    return 1;
}

int FuzzerTestOneInput(const uint8_t *buf, size_t len)
{
    (void)ASN1_parse_dump(bio_out, buf, len, 0, 0);
    ERR_clear_error();
    return 0;
}

void FuzzerCleanup(void)
{
    BIO_free(bio_out);
}
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