Edit File: ChaCha20.pyi
from typing import Union, overload, ByteString, Optional def _HChaCha20(key: ByteString, nonce: ByteString) -> bytearray: ... class ChaCha20Cipher: block_size: int nonce: bytes def __init__(self, key: ByteString, nonce: ByteString) -> None: ... @overload def encrypt(self, plaintext: ByteString) -> bytes: ... @overload def encrypt(self, plaintext: ByteString, output: Union[bytearray, memoryview]) -> None: ... @overload def decrypt(self, plaintext: ByteString) -> bytes: ... @overload def decrypt(self, plaintext: ByteString, output: Union[bytearray, memoryview]) -> None: ... def seek(self, position: int) -> None: ... def new(key: ByteString, nonce: Optional[ByteString] = ...) -> ChaCha20Cipher: ... block_size: int key_size: int