/src/openssl30/fuzz/cms.c
Line | Count | Source (jump to first uncovered line) |
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 | | /* |
12 | | * Test CMS DER parsing. |
13 | | */ |
14 | | |
15 | | #include <openssl/bio.h> |
16 | | #include <openssl/cms.h> |
17 | | #include <openssl/err.h> |
18 | | #include "fuzzer.h" |
19 | | |
20 | | int FuzzerInitialize(int *argc, char ***argv) |
21 | 108 | { |
22 | 108 | OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL); |
23 | 108 | ERR_clear_error(); |
24 | 108 | CRYPTO_free_ex_index(0, -1); |
25 | 108 | return 1; |
26 | 108 | } |
27 | | |
28 | | int FuzzerTestOneInput(const uint8_t *buf, size_t len) |
29 | 37.2k | { |
30 | 37.2k | CMS_ContentInfo *cms; |
31 | 37.2k | BIO *in; |
32 | | |
33 | 37.2k | if (len == 0) |
34 | 0 | return 0; |
35 | | |
36 | 37.2k | in = BIO_new(BIO_s_mem()); |
37 | 37.2k | OPENSSL_assert((size_t)BIO_write(in, buf, len) == len); |
38 | 37.2k | cms = d2i_CMS_bio(in, NULL); |
39 | 37.2k | if (cms != NULL) { |
40 | 4.33k | BIO *out = BIO_new(BIO_s_null()); |
41 | | |
42 | 4.33k | i2d_CMS_bio(out, cms); |
43 | 4.33k | BIO_free(out); |
44 | 4.33k | CMS_ContentInfo_free(cms); |
45 | 4.33k | } |
46 | | |
47 | 37.2k | BIO_free(in); |
48 | 37.2k | ERR_clear_error(); |
49 | | |
50 | 37.2k | return 0; |
51 | 37.2k | } |
52 | | |
53 | | void FuzzerCleanup(void) |
54 | 0 | { |
55 | 0 | } |