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import curio.io
import curio.socket
from ... import _abc as abc
from ..._errors import ProxyError
DEFAULT_RECEIVE_SIZE = 65536
class CurioSocketStream(abc.AsyncSocketStream):
_socket: curio.io.Socket = None
def __init__(self, sock: curio.io.Socket):
self._socket = sock
async def write_all(self, data):
await self._socket.sendall(data)
async def read(self, max_bytes=DEFAULT_RECEIVE_SIZE):
return await self._socket.recv(max_bytes)
async def read_exact(self, n):
data = bytearray()
while len(data) < n:
packet = await self._socket.recv(n - len(data))
if not packet: # pragma: no cover
raise ProxyError('Connection closed unexpectedly')
data += packet
return data
async def close(self):
await self._socket.close()
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