/src/dng_camera_profile_fuzzer.cpp
Line | Count | Source (jump to first uncovered line) |
1 | | /* Copyright 2021 Google LLC |
2 | | Licensed under the Apache License, Version 2.0 (the "License"); |
3 | | you may not use this file except in compliance with the License. |
4 | | You may obtain a copy of the License at |
5 | | http://www.apache.org/licenses/LICENSE-2.0 |
6 | | Unless required by applicable law or agreed to in writing, software |
7 | | distributed under the License is distributed on an "AS IS" BASIS, |
8 | | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
9 | | See the License for the specific language governing permissions and |
10 | | limitations under the License. |
11 | | */ |
12 | | #include <stddef.h> |
13 | | #include <stdint.h> |
14 | | #include <stdio.h> |
15 | | #include <stdlib.h> |
16 | | #include <sys/types.h> |
17 | | #include <unistd.h> |
18 | | |
19 | | #include "dng_color_space.h" |
20 | | #include "dng_date_time.h" |
21 | | #include "dng_exceptions.h" |
22 | | #include "dng_file_stream.h" |
23 | | #include "dng_globals.h" |
24 | | #include "dng_host.h" |
25 | | #include "dng_ifd.h" |
26 | | #include "dng_image_writer.h" |
27 | | #include "dng_info.h" |
28 | | #include "dng_linearization_info.h" |
29 | | #include "dng_mosaic_info.h" |
30 | | #include "dng_negative.h" |
31 | | #include "dng_preview.h" |
32 | | #include "dng_render.h" |
33 | | #include "dng_simple_image.h" |
34 | | #include "dng_tag_codes.h" |
35 | | #include "dng_tag_types.h" |
36 | | #include "dng_tag_values.h" |
37 | | #include "dng_camera_profile.h" |
38 | | |
39 | | #include <fuzzer/FuzzedDataProvider.h> |
40 | | |
41 | 841 | extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { |
42 | 841 | FuzzedDataProvider provider(data, size); |
43 | 841 | std::string s1 = provider.ConsumeRandomLengthString(); |
44 | | |
45 | 841 | char filename[256]; |
46 | 841 | sprintf(filename, "/tmp/libfuzzer.%d", getpid()); |
47 | 841 | FILE *fp = fopen(filename, "wb"); |
48 | 841 | if (!fp) { |
49 | 0 | return 0; |
50 | 0 | } |
51 | 841 | fwrite(s1.c_str(), s1.size(), 1, fp); |
52 | 841 | fclose(fp); |
53 | | |
54 | | // Create a file stream |
55 | 841 | dng_file_stream fStream(filename, false, 0); |
56 | | |
57 | | // Create a custom camera profile based on the fstream above |
58 | 841 | try { |
59 | 841 | AutoPtr<dng_camera_profile> customCameraProfile (new dng_camera_profile ()); |
60 | 841 | customCameraProfile->ParseExtended(fStream); |
61 | | |
62 | | // The profile is not stubeed, so we can calculate the fingerprint. |
63 | 841 | const dng_fingerprint &fPrint = customCameraProfile->Fingerprint(); |
64 | 841 | } catch (dng_exception &e) {} |
65 | | |
66 | 841 | unlink(filename); |
67 | 841 | return 0; |
68 | 841 | } |