56 lines
1.5 KiB
Python
56 lines
1.5 KiB
Python
from libp2p.stream_muxer.abc import IMuxedConn, IMuxedStream
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from libp2p.typing import TProtocol
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from .net_stream_interface import INetStream
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class NetStream(INetStream):
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muxed_stream: IMuxedStream
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# TODO: Why we expose `mplex_conn` here?
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mplex_conn: IMuxedConn
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protocol_id: TProtocol
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def __init__(self, muxed_stream: IMuxedStream) -> None:
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self.muxed_stream = muxed_stream
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self.mplex_conn = muxed_stream.mplex_conn
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self.protocol_id = None
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def get_protocol(self) -> TProtocol:
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"""
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:return: protocol id that stream runs on
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"""
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return self.protocol_id
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def set_protocol(self, protocol_id: TProtocol) -> None:
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"""
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:param protocol_id: protocol id that stream runs on
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:return: true if successful
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"""
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self.protocol_id = protocol_id
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async def read(self, n: int = -1) -> bytes:
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"""
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reads from stream
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:param n: number of bytes to read
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:return: bytes of input
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"""
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return await self.muxed_stream.read(n)
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async def write(self, data: bytes) -> int:
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"""
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write to stream
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:return: number of bytes written
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"""
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return await self.muxed_stream.write(data)
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async def close(self) -> None:
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"""
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close stream
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:return: true if successful
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"""
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await self.muxed_stream.close()
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async def reset(self) -> bool:
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return await self.muxed_stream.reset()
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