openssl/fuzz/ct.c

52 lines
1.2 KiB
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 SCT parser.
*/
#include <stdio.h>
#include <openssl/ct.h>
#include <openssl/err.h>
#include "fuzzer.h"
int FuzzerInitialize(int *argc, char ***argv)
{
OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL);
CRYPTO_free_ex_index(0, -1);
ERR_clear_error();
return 1;
}
int FuzzerTestOneInput(const uint8_t *buf, size_t len)
{
const uint8_t **pp = &buf;
unsigned char *der = NULL;
STACK_OF(SCT) *scts = d2i_SCT_LIST(NULL, pp, len);
if (scts != NULL) {
BIO *bio = BIO_new(BIO_s_null());
SCT_LIST_print(scts, bio, 4, "\n", NULL);
BIO_free(bio);
if (i2d_SCT_LIST(scts, &der)) {
/* Silence unused result warning */
}
OPENSSL_free(der);
SCT_LIST_free(scts);
}
ERR_clear_error();
return 0;
}
void FuzzerCleanup(void)
{
}