1 /* 2 * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved. 3 * 4 * Licensed under the OpenSSL licenses, (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * https://www.openssl.org/source/license.html 8 * or in the file LICENSE in the source distribution. 9 */ 10 11 #include <openssl/x509.h> 12 #include <openssl/bio.h> 13 #include "fuzzer.h" 14 15 int FuzzerInitialize(int *argc, char ***argv) { 16 return 1; 17 } 18 19 int FuzzerTestOneInput(const uint8_t *buf, size_t len) { 20 const unsigned char *p = buf; 21 unsigned char *der = NULL; 22 23 X509 *x509 = d2i_X509(NULL, &p, len); 24 if (x509 != NULL) { 25 BIO *bio = BIO_new(BIO_s_null()); 26 /* This will load and print the public key as well as extensions */ 27 X509_print(bio, x509); 28 BIO_free(bio); 29 30 i2d_X509(x509, &der); 31 OPENSSL_free(der); 32 33 X509_free(x509); 34 } 35 return 0; 36 } 37