class serverUDP(serverAbstract.serverAbstract):
""" OSC-server running on GOD.
sends OSC-messages to SMi.
receives OSC-messages from SMi (and emits signals with the data)
"""
def __init__(self, host='', port=0, oscprefix=None, service=None, verbose=False):
"""creates a listener on any (or specified) port"""
super(serverUDP, self).__init__(port=port, oscprefix=oscprefix, verbose=verbose)
self.keepListening=True
self.socket = QUdpSocket()
if host is None or host == '':
r=self.socket.bind(port)
else:
qhost=QHostAddress(host)
r=self.socket.bind(qhost, port)
self.socket.readyRead.connect(self._callback)
self.remote = (host, port) ## FIXXME: 'host' is not canonicalized
if service is not None:
self.publisher = publisher(port=port, name=self.publishname, service=service+'._udp')
def __del__(self):
self.shutdown()
def shutdown(self):
self.keepListening=False
if self.socket is not None:
try:
self.socket.shutdown()
self.socket.close()
except:
pass
if self.addressManager is not None:
del self.addressManager
self.addressManager = None
self.remote = None
self.socket = None
def _callback(self):
'''Asynchronous connection listener. Receives data and passes it to OSC-addressManager.'''
while self.socket.hasPendingDatagrams():
datagram, sender, senderPort = self.socket.readDatagram(self.socket.pendingDatagramSize())
if self.addressManager is not None:
self.remote=(sender.toString(), senderPort)
self.addressManager.handle(datagram.data(), self.remote)
def _send(self, data):
from PySide.QtNetwork import QHostAddress
if self.socket is not None and self.remote is not None:
logging.log(1, "serverUDP(PySide).sending '%s' to %s" % (str(data), str(self.remote)))
self.socket.writeDatagram(data, QHostAddress(self.remote[0]), self.remote[1])
def getPort(self):
return self.socket.localPort()
class clientUDP(clientAbstract.clientAbstract):
""" OSC-client running on GOD.
sends OSC-messages to SMi.
receives OSC-messages from SMi (and emits signals with the data)
"""
def __init__(self, host, port, oscprefix='', verbose=False):
super(clientUDP, self).__init__(oscprefix=oscprefix, verbose=verbose)
self.keepListening=True
adr=resolv.getAddress(host, False)
self.socket = QUdpSocket()
self.socket.readyRead.connect(self._callback)
self.socket.connectToHost(adr, port);
self.remote = (adr, self.socket.peerPort())
def __del__(self):
self.shutdown()
def shutdown(self):
self.keepListening=False
if self.socket is not None:
try:
self.socket.shutdown()
self.socket.close()
except:
pass
if self.addressManager is not None:
del self.addressManager
self.addressManager = None
self.remote = None
self.socket = None
def _callback(self):
'''Asynchronous connection listener. Receives data and passes it to OSC-addressManager.'''
while self.socket.hasPendingDatagrams():
datagram, sender, senderPort = self.socket.readDatagram(self.socket.pendingDatagramSize())
if self.addressManager:
self.addressManager.handle(datagram.data(), (sender.toString(), senderPort))
def _send(self, data):
if self.socket is not None and self.remote is not None:
logging.log(1, "sending '%s' to %s" % (str(data), str(self.remote)))
self.socket.writeDatagram(data, QHostAddress(self.remote[0]), self.remote[1])
