/src/libfcrypto/ossfuzz/crypt_blowfish_cbc_fuzzer.cc
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1 | | /* |
2 | | * OSS-Fuzz target for libfcrypto Blowfish-CBC crypt function |
3 | | * |
4 | | * Copyright (C) 2011-2024, Joachim Metz <joachim.metz@gmail.com> |
5 | | * |
6 | | * Refer to AUTHORS for acknowledgements. |
7 | | * |
8 | | * This program is free software: you can redistribute it and/or modify |
9 | | * it under the terms of the GNU Lesser General Public License as published by |
10 | | * the Free Software Foundation, either version 3 of the License, or |
11 | | * (at your option) any later version. |
12 | | * |
13 | | * This program is distributed in the hope that it will be useful, |
14 | | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | | * GNU General Public License for more details. |
17 | | * |
18 | | * You should have received a copy of the GNU Lesser General Public License |
19 | | * along with this program. If not, see <https://www.gnu.org/licenses/>. |
20 | | */ |
21 | | |
22 | | #include <stddef.h> |
23 | | #include <stdint.h> |
24 | | |
25 | | /* Note that some of the OSS-Fuzz engines use C++ |
26 | | */ |
27 | | extern "C" { |
28 | | |
29 | | #include "ossfuzz_libfcrypto.h" |
30 | | |
31 | | int LLVMFuzzerTestOneInput( |
32 | | const uint8_t *data, |
33 | | size_t size ) |
34 | 622 | { |
35 | 622 | uint8_t encrypted_data[ 64 ]; |
36 | | |
37 | 622 | uint8_t initialization_vector[ 8 ] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 }; |
38 | 622 | uint8_t key[ 4 ] = { 0x00, 0x01, 0x02, 0x03 }; |
39 | | |
40 | 622 | libfcrypto_blowfish_context_t *context = NULL; |
41 | | |
42 | 622 | if( libfcrypto_blowfish_context_initialize( |
43 | 622 | &context, |
44 | 622 | NULL ) != 1 ) |
45 | 0 | { |
46 | 0 | return( 0 ); |
47 | 0 | } |
48 | 622 | if( libfcrypto_blowfish_context_set_key( |
49 | 622 | context, |
50 | 622 | key, |
51 | 622 | 32, |
52 | 622 | NULL ) != 1 ) |
53 | 0 | { |
54 | 0 | goto on_error_libfcrypto; |
55 | 0 | } |
56 | 622 | libfcrypto_blowfish_crypt_cbc( |
57 | 622 | context, |
58 | 622 | LIBFCRYPTO_BLOWFISH_CRYPT_MODE_ENCRYPT, |
59 | 622 | initialization_vector, |
60 | 622 | 8, |
61 | 622 | data, |
62 | 622 | size, |
63 | 622 | encrypted_data, |
64 | 622 | 64, |
65 | 622 | NULL ); |
66 | | |
67 | 622 | on_error_libfcrypto: |
68 | 622 | libfcrypto_blowfish_context_free( |
69 | 622 | &context, |
70 | 622 | NULL ); |
71 | | |
72 | 622 | return( 0 ); |
73 | 622 | } |
74 | | |
75 | | } /* extern "C" */ |
76 | | |