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- /*
- * Copyright 2016-2021 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.
- */
- #include <openssl/x509.h>
- #include <openssl/bio.h>
- #include <openssl/err.h>
- #include <openssl/rand.h>
- #include "fuzzer.h"
- int FuzzerInitialize(int *argc, char ***argv)
- {
- FuzzerSetRand();
- 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)
- {
- const unsigned char *p = buf;
- unsigned char *der = NULL;
- X509 *x509 = d2i_X509(NULL, &p, len);
- if (x509 != NULL) {
- BIO *bio = BIO_new(BIO_s_null());
- /* This will load and print the public key as well as extensions */
- X509_print(bio, x509);
- BIO_free(bio);
- X509_issuer_and_serial_hash(x509);
- i2d_X509(x509, &der);
- OPENSSL_free(der);
- X509_free(x509);
- }
- ERR_clear_error();
- return 0;
- }
- void FuzzerCleanup(void)
- {
- FuzzerClearRand();
- }
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