1 // Copyright 2020 Google Inc.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14
15 #include <cstddef>
16 #include <cstdint>
17
18 #include <opencv2/opencv.hpp>
19
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)20 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
21 // Tests filename parsing when opening cv::FileStorage for reading. The file
22 // doesn't actually exist, so any logic prediated on successfully opening the
23 // file will not be tested.
24 //
25 // Note that this may actually generate filenames that do exist. If so, this
26 // could result in some bugs being difficult to reproduce. If a case doesn't
27 // reproduce and looks like a real filename, this may be the cause.
28 cv::FileStorage storage;
29 try {
30 storage.open(std::string(reinterpret_cast<const char*>(data), size),
31 cv::FileStorage::READ);
32 } catch (cv::Exception e) {
33 // Do nothing.
34 }
35 return 0;
36 }
37