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/* * Copyright 2016-2021 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the OpenSSL licenses, (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" #include "rand.inc" int FuzzerInitialize(int *argc, char ***argv) { OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL); ERR_get_state(); CRYPTO_free_ex_index(0, -1); FuzzerSetRand(); 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) { }