public static bool TryUnpack(byte[] buf, ref int offset, out ReliableAckData data)
{
var channel = BinaryUtil.ReadShort(buf, ref offset);
if ((byte)Type != buf[offset++])
{
data = default;
return(false);
}
var received = BinaryUtil.ReadShort(buf, ref offset);
var nextReceived = BinaryUtil.ReadShort(buf, ref offset);
var last = BinaryUtil.ReadShort(buf, ref offset);
data = new ReliableAckData(channel, received, nextReceived, last);
return(true);
}
public bool Receive(ReliableFlowControl control, out List <Fragment> output, double loss = 0)
{
int sendCount = 0;
int lossCount = 0;
output = new List <Fragment>();
while (SentQueue.Count > 0)
{
var receive = SentQueue.Dequeue();
sendCount++;
if (m_Random.NextDouble() < loss)
{
lossCount++;
if (SentQueue.Count == 0)
{
control.Update(TimeSpan.FromMilliseconds(100));
}
continue;
}
int offset = 0;
if (ReliableAckData.TryUnpack(receive, ref offset, out var ack))
{
control.ReceiveAck(ack);
if (SentQueue.Count == 0)
{
control.Update(TimeSpan.FromMilliseconds(100));
}
continue;
}
offset = 0;
if (!ReliableData.TryUnpack(receive, ref offset, out var data))
{
Assert.Fail();
}
if (control.Enqueue(data))
{
control.Update(TimeSpan.FromMilliseconds(100));
}
if (control.TryDequeue(output))
{
return(true);
}
}
return(false);
}
