oss-fuzz/projects/pynacl/fuzz_hash.py

51 lines
1.3 KiB
Python

#!/usr/bin/python3
# Copyright 2023 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import sys
import atheris
import nacl.hash
import nacl.pwhash
def TestOneInput(data):
fdp = atheris.FuzzedDataProvider(data)
nacl.hash.sha256(fdp.ConsumeBytes(sys.maxsize))
nacl.hash.sha512(fdp.ConsumeBytes(sys.maxsize))
nacl.hash.generichash(fdp.ConsumeBytes(sys.maxsize), key=fdp.ConsumeBytes(32))
try:
nacl.pwhash.kdf_scryptsalsa208sha256(
32,
fdp.ConsumeBytes(fdp.ConsumeIntInRange(10, 1000)),
fdp.ConsumeBytes(32),
2000,
(2**20)*100
)
except ValueError:
pass
nacl.pwhash.scryptsalsa208sha256_str(fdp.ConsumeBytes(1024))
def main():
atheris.instrument_all()
atheris.Setup(sys.argv, TestOneInput)
atheris.Fuzz()
if __name__ == "__main__":
main()