def shutdown(sock, timeout=None):
"""Shut down SSL.
Calls the SSL shutdown method until it completes. The calling task will be
suspended until this completes.
"""
if timeout is not None:
end = time.time() + timeout
h = greennet.get_hub()
while not sock.shutdown():
h.poll(sock, read=sock.want_read(),
write=sock.want_write(), timeout=timeout)
if timeout is not None:
timeout = end - time.time()
def __init__(self, maxlen=None, hub=None):
self.queue = deque()
self.maxlen = maxlen
self.hub = get_hub() if hub is None else hub
self._append_waits = deque()
self._pop_waits = deque()
def __init__(self, hub=None):
self.hub = get_hub() if hub is None else hub
self._gun, self._trigger = os.pipe()
self._closed = False
