Coverage for /pythoncovmergedfiles/medio/medio/src/pcap_fuzzer.py: 35%

1###### Coverage stub 

2import atexit 

3import coverage 

4cov = coverage.coverage(data_file='.coverage', cover_pylib=True) 

5cov.start() 

6# Register an exist handler that will print coverage 

7def exit_handler(): 

8 cov.stop() 

9 cov.save() 

10atexit.register(exit_handler) 

11####### End of coverage stub 

12#!/usr/bin/python3 

13 

14# Copyright 2022 Google LLC 

15# 

16# Licensed under the Apache License, Version 2.0 (the "License"); 

17# you may not use this file except in compliance with the License. 

18# You may obtain a copy of the License at 

19# 

20# http://www.apache.org/licenses/LICENSE-2.0 

21# 

22# Unless required by applicable law or agreed to in writing, software 

23# distributed under the License is distributed on an "AS IS" BASIS, 

24# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 

25# See the License for the specific language governing permissions and 

26# limitations under the License. 

27 

28import sys 

29import atheris 

30 

31with atheris.instrument_imports(): 

32 import io 

33 from nfstream import NFStreamer 

34 

35 

36def TestOneInput(input_bytes): 

37 with open('fuzz_one_input.pcap', 'wb') as w: 

38 # Save it as binary file with .pcap extension 

39 w.write(io.BytesIO(input_bytes).read()) 

40 try: 

41 for _ in NFStreamer(source="fuzz_one_input.pcap"): 

42 pass 

43 except (ValueError, TypeError): 

44 pass 

45 

46 

47def main(): 

48 atheris.Setup(sys.argv, TestOneInput) 

49 atheris.Fuzz() 

50 

51 

52if __name__ == "__main__": 

53 main()