def read_transport(self, n, timeout_sec):
if self._proc is None:
raise server.TransportClosedError()
fd = self._proc.stdout.fileno()
end_time = None if timeout_sec is None else time.monotonic(
) + timeout_sec
try:
self._await_ready([fd], [], end_time=end_time)
to_return = os.read(fd, n)
except BrokenPipeError:
to_return = 0
if not to_return:
self.disconnect_transport()
raise server.TransportClosedError()
return to_return
def write_transport(self, data, timeout_sec):
if self._proc is None:
raise server.TransportClosedError()
fd = self._proc.stdin.fileno()
end_time = None if timeout_sec is None else time.monotonic(
) + timeout_sec
data_len = len(data)
while data:
self._await_ready([], [fd], end_time=end_time)
try:
num_written = os.write(fd, data)
except BrokenPipeError:
num_written = 0
if not num_written:
self.disconnect_transport()
raise server.TransportClosedError()
data = data[num_written:]
def write_transport(self, data, timeout_sec):
if self._serial is None:
raise server.TransportClosedError()
return self._serial.write(data)
def read_transport(self, n, timeout_sec):
# It's hard to set timeout_sec, so we just throw it away
# TODO fix this
if self._serial is None:
raise server.TransportClosedError()
return self._serial.read(n)
def read_transport(self, n, timeout_sec):
if self._transport is None:
raise server.TransportClosedError()
return self._transport.read(n, timeout_sec)
def read_transport(self, n, timeout_sec):
self._serial.timeout = timeout_sec
if self._serial is None:
raise server.TransportClosedError()
return self._serial.read(n)
