def connect(self, address):
if self.__isbound():
raise _socket.error("Can't connect, socket has been bound")
elif self.__isconnected():
raise _socket.error("Socket is already connected")
_checkaddrpair(address)
# open a connection to device
self.__remotedevice = _IOBluetooth.IOBluetoothDevice.withAddress_(
_macutil.createbtdevaddr(address[0]))
if not self.__remotedevice.isConnected():
if self.__timeout is None:
result = self.__remotedevice.openConnection()
else:
result = self.__remotedevice.openConnection_withPageTimeout_authenticationRequired_(
None, self.__timeout * 1000, False)
if result != _macutil.kIOReturnSuccess:
if result == _macutil.kBluetoothHCIErrorPageTimeout:
if self.__timeout == 0:
raise _socket.error(
errno.EAGAIN, "Resource temporarily unavailable")
else:
raise _socket.timeout("connect timed out")
else:
raise _socket.error(result,
"Cannot connect to %s, can't open connection." \
% str(address[0]))
# open RFCOMM or L2CAP channel
self.__eventlistener = self.__createlistener()
result = self.__conn.connect(
self.__remotedevice, address[1],
self.__eventlistener) # pass listener as cocoa delegate
if result != _macutil.kIOReturnSuccess:
self.__remotedevice.closeConnection()
self.__stopevents()
self.__eventlistener = None
raise _socket.error(
result,
"Cannot connect to %d on %s" % (address[1], address[0]))
return
# if you don't run the event loop a little here, it's likely you won't
# be able to reconnect to the same remote device later
_macutil.waitfor(0.5)
def connect(self, address):
if self.__isbound():
raise _socket.error("Can't connect, socket has been bound")
elif self.__isconnected():
raise _socket.error("Socket is already connected")
_checkaddrpair(address)
# open a connection to device
self.__remotedevice = _IOBluetooth.IOBluetoothDevice.withAddressString_(address[0])
if not self.__remotedevice.isConnected():
if self.__timeout is None:
result = self.__remotedevice.openConnection()
else:
result = self.__remotedevice.openConnection_withPageTimeout_authenticationRequired_(
None, self.__timeout*1000, False)
if result != _macutil.kIOReturnSuccess:
if result == _macutil.kBluetoothHCIErrorPageTimeout:
if self.__timeout == 0:
raise _socket.error(errno.EAGAIN,
"Resource temporarily unavailable")
else:
raise _socket.timeout("connect timed out")
else:
raise _socket.error(result,
"Cannot connect to %s, can't open connection." \
% str(address[0]))
# open RFCOMM or L2CAP channel
self.__eventlistener = self.__createlistener()
result = self.__conn.connect(self.__remotedevice, address[1],
self.__eventlistener) # pass listener as cocoa delegate
if result != _macutil.kIOReturnSuccess:
self.__remotedevice.closeConnection()
self.__stopevents()
self.__eventlistener = None
raise _socket.error(result,
"Cannot connect to %d on %s" % (address[1], address[0]))
return
# if you don't run the event loop a little here, it's likely you won't
# be able to reconnect to the same remote device later
_macutil.waitfor(0.5)
def close(self):
wasconnected = self.__isconnected() or self.__isbound()
self.__stopevents()
if self.__conn is not None:
if self.__isbound():
self._boundports[self.__conn.proto].discard(self.__port)
else:
if self.__conn.channel is not None:
self.__conn.channel.setDelegate_(None)
self.__conn.channel.closeChannel()
# disconnect the baseband connection.
# This will fail if other RFCOMM channels to the remote device are
# still open (which is what we want, cos we don't know if another
# process is talking to the device)
if self.__remotedevice is not None:
self.__remotedevice.closeConnection() # returns err code
# if you don't run the event loop a little here, it's likely you won't
# be able to reconnect to the same remote device later
if wasconnected:
_macutil.waitfor(0.5)
def close(self):
wasconnected = self.__isconnected() or self.__isbound()
self.__stopevents()
if self.__conn is not None:
if self.__isbound():
self._boundports[self.__conn.proto].discard(self.__port)
else:
if self.__conn.channel is not None:
self.__conn.channel.setDelegate_(None)
self.__conn.channel.closeChannel()
# disconnect the baseband connection.
# This will fail if other RFCOMM channels to the remote device are
# still open (which is what we want, cos we don't know if another
# process is talking to the device)
if self.__remotedevice is not None:
self.__remotedevice.closeConnection() # returns err code
# if you don't run the event loop a little here, it's likely you won't
# be able to reconnect to the same remote device later
if wasconnected:
_macutil.waitfor(0.5)
# Copyright (c) 2009 Bea Lam. All rights reserved.
# Copyright (c) 2009 Bea Lam. All rights reserved.