1 /*
2  * Copyright (C) 2019 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 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  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include <string>
18 #include <stddef.h>
19 #include <stdint.h>
20 #include <audio_utils/FdToString.h>
21 
22 using namespace android::audio_utils;
23 
24 extern "C" int LLVMFuzzerTestOneInput(const char *data, size_t size) {
25   if (size < 4) {
26      return 0;
27   }
28 
29   std::string data_str (reinterpret_cast<char const*>(data), size);
30   const std::string PREFIX{data_str.substr(0, 3)};
31   const std::string TEST_STRING{data_str.substr(3)+"\n"};
32 
33   FdToString fdToString(PREFIX);
34   const int fd = fdToString.fd();
35   write(fd, TEST_STRING.c_str(), TEST_STRING.size());
36 
37   (void)fdToString.getStringAndClose();
38   return 0;
39 }
40