def handleNack(self, buffer):
packet = Nack()
packet.buffer = buffer
packet.decode()
for seq in packet.packets:
if seq in self.recoveryQueue:
pk = self.recoveryQueue[seq]
pk.sequenceNumber = self.sequenceNumber
self.sequenceNumber += 1
self.packetToSend.append(pk)
del self.recoveryQueue[seq]
def handleNack(self, buffer):
packet = Nack()
packet.buffer = buffer
packet.decode()
for seq in packet.packets:
if seq in self.recoveryQueue:
pk = self.recoveryQueue[seq]
pk.sequenceNumber = self.sendSequenceNumber
self.sendSequenceNumber += 1
pk.sendTime = timeNow()
pk.encode()
self.sendPacket(pk)
del self.recoveryQueue[seq]
def update(self, timestamp):
if not self.isActive and (self.lastUpdate + 10) < timestamp:
self.disconnect("timeout")
return
self.isActive = False
if len(self.ackQueue) > 0:
pk = Ack()
pk.packets = self.ackQueue
self.sendPacket(pk)
self.ackQueue = []
if len(self.nackQueue) > 0:
pk = Nack()
pk.packets = self.nackQueue
self.sendPacket(pk)
self.nackQueue = []
if len(self.packetToSend) > 0:
limit = 16
for count, pk in enumerate(self.packetToSend):
pk.sendTime = timestamp
pk.encode()
self.recoveryQueue[pk.sequenceNumber] = pk
del self.packetToSend[count]
self.sendPacket(pk)
limit -= 1
if limit <= 0:
break
if len(self.packetToSend) > 2048:
self.packetToSend = []
for seq, pk in dict(self.recoveryQueue).items():
if pk.sendTime < (timeNow() - 8):
self.packetToSend.append(pk)
del self.recoveryQueue[seq]
self.sendTheQueue()
def update(self, timestamp):
if not self.isActive and (self.lastUpdate + 10000) < timestamp:
self.disconnect("timeout")
return
self.isActive = False
if len(self.ackQueue) > 0:
pk = Ack()
pk.packets = self.ackQueue
self.sendPacket(pk)
self.ackQueue = []
if len(self.nackQueue) > 0:
pk = Nack()
pk.packets = self.nackQueue
self.sendPacket(pk)
self.nackQueue = []
if len(self.packetToSend) > 0:
limit = 16
for key, pk in enumerate(self.packetToSend):
pk.sendTime = timestamp
pk.encode()
self.recoveryQueue[pk.sequenceNumber] = pk
del self.packetToSend[key]
#self.sendPacket(pk) #ToDo
limit -= 1
if limit <= 0:
break
if len(self.packetToSend) > 2048:
self.packetToSend = []
if len(self.needAck) > 0:
for identifierACK, indexes in self.needAck.items():
if len(indexes) == 0:
del self.needAck[identifierACK]
# Todo add Notify ACK
for seq, pk in dict(self.recoveryQueue).items():
if pk.sendTime < (timeNow() - 8):
self.packetToSend.append(pk)
del self.recoveryQueue[seq]
# Should look at that later
for seq, value in enumerate(self.receivedWindow):
if seq < self.windowStart:
del self.receivedWindow[seq]
else:
break
self.sendTheQueue()