from types import ModuleType
from typing import Union, Tuple, Dict, Optional, overload
Buffer = Union[bytes, bytearray, memoryview]
__all__ = ['SivMode']
class SivMode(object):
block_size: int
nonce: bytes
def __init__(self,
factory: ModuleType,
key: Buffer,
nonce: Buffer,
kwargs: Dict) -> None: ...
def update(self, component: Buffer) -> SivMode: ...
def encrypt(self, plaintext: Buffer) -> bytes: ...
def decrypt(self, plaintext: Buffer) -> bytes: ...
def digest(self) -> bytes: ...
def hexdigest(self) -> str: ...
def verify(self, received_mac_tag: Buffer) -> None: ...
def hexverify(self, hex_mac_tag: str) -> None: ...
@overload
def encrypt_and_digest(self,
plaintext: Buffer) -> Tuple[bytes, bytes]: ...
@overload
def encrypt_and_digest(self,
plaintext: Buffer,
output: Buffer) -> Tuple[None, bytes]: ...
def decrypt_and_verify(self,
ciphertext: Buffer,
received_mac_tag: Buffer,
output: Optional[Union[bytearray, memoryview]] = ...) -> bytes: ...