xref: /openssl/fuzz/crl.c (revision e5d4233f)
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 
FuzzerInitialize(int * argc,char *** argv)16 int FuzzerInitialize(int *argc, char ***argv)
17 {
18     OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL);
19     ERR_clear_error();
20     CRYPTO_free_ex_index(0, -1);
21     return 1;
22 }
23 
FuzzerTestOneInput(const uint8_t * buf,size_t len)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 
FuzzerCleanup(void)45 void FuzzerCleanup(void)
46 {
47 }
48