# This file is dual licensed under the terms of the Apache License, Version # 2.0, and the BSD License. See the LICENSE file in the root of this repository # for complete details. from cryptography.hazmat.primitives.hashes import HashAlgorithm def derive_pbkdf2_hmac( key_material: bytes, algorithm: HashAlgorithm, salt: bytes, iterations: int, length: int, ) -> bytes: ... def derive_scrypt( key_material: bytes, salt: bytes, n: int, r: int, p: int, max_mem: int, length: int, ) -> bytes: ...