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https://github.com/varun-r-mallya/py-libp2p.git
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69 lines
1.1 KiB
Python
69 lines
1.1 KiB
Python
from abc import (
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ABC,
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abstractmethod,
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)
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class Closer(ABC):
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@abstractmethod
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async def close(self) -> None:
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...
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class Reader(ABC):
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@abstractmethod
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async def read(self, n: int = None) -> bytes:
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...
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class Writer(ABC):
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@abstractmethod
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async def write(self, data: bytes) -> None:
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...
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class WriteCloser(Writer, Closer):
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pass
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class ReadCloser(Reader, Closer):
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pass
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class ReadWriter(Reader, Writer):
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pass
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class ReadWriteCloser(Reader, Writer, Closer):
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pass
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class MsgReader(ABC):
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@abstractmethod
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async def read_msg(self) -> bytes:
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...
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class MsgWriter(ABC):
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@abstractmethod
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async def write_msg(self, msg: bytes) -> None:
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...
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class MsgReadWriteCloser(MsgReader, MsgWriter, Closer):
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pass
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class Encrypter(ABC):
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@abstractmethod
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def encrypt(self, data: bytes) -> bytes:
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...
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@abstractmethod
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def decrypt(self, data: bytes) -> bytes:
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...
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class EncryptedMsgReadWriter(MsgReadWriteCloser, Encrypter):
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"""Read/write message with encryption/decryption."""
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