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