fuzz/crl.c

   1 /*
   2  * Copyright 2016 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.h>
  12 #include <openssl/bio.h>
  13 #include <openssl/err.h>
  14 #include "fuzzer.h"
  15
  16 int FuzzerInitialize(int *argc, char ***argv)
  17 {
  18     OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL);
  19     ERR_get_state();
  20     CRYPTO_free_ex_index(0, -1);
  21     return 1;
  22 }
  23
  24 int FuzzerTestOneInput(const uint8_t *buf, size_t len)
  25 {
  26     const unsigned char *p = buf;
  27     unsigned char *der = NULL;
  28
  29     X509_CRL *crl = d2i_X509_CRL(NULL, &p, len);
  30     if (crl != NULL) {
  31         BIO *bio = BIO_new(BIO_s_null());
  32         X509_CRL_print(bio, crl);
  33         BIO_free(bio);
  34
  35         i2d_X509_CRL(crl, &der);
  36         OPENSSL_free(der);
  37
  38         X509_CRL_free(crl);
  39     }
  40     ERR_clear_error();
  41
  42     return 0;
  43 }
  44
  45 void FuzzerCleanup(void)
  46 {
  47 }