Home | History | Annotate | Line # | Download | only in fuzz 
      1 /*
      2  * Copyright 2023-2024 The OpenSSL Project Authors. All Rights Reserved.
      3  *
      4  * Licensed under the Apache License 2.0 (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_acert.h>
     12 #include <openssl/bio.h>
     13 #include <openssl/err.h>
     14 #include <openssl/rand.h>
     15 #include "fuzzer.h"
     16 
     17 int FuzzerInitialize(int *argc, char ***argv)
     18 {
     19     OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL);
     20     ERR_clear_error();
     21     CRYPTO_free_ex_index(0, -1);
     22     return 1;
     23 }
     24 
     25 int FuzzerTestOneInput(const uint8_t *buf, size_t len)
     26 {
     27     const unsigned char *p = buf;
     28     unsigned char *der = NULL;
     29 
     30     X509_ACERT *acert = d2i_X509_ACERT(NULL, &p, len);
     31     if (acert != NULL) {
     32         BIO *bio = BIO_new(BIO_s_null());
     33 
     34         X509_ACERT_print(bio, acert);
     35         BIO_free(bio);
     36 
     37         i2d_X509_ACERT(acert, &der);
     38         OPENSSL_free(der);
     39 
     40         X509_ACERT_free(acert);
     41     }
     42     ERR_clear_error();
     43     return 0;
     44 }
     45 
     46 void FuzzerCleanup(void)
     47 {
     48 }
     49