public int ReceiveRTPacket(out PacketType packetType, bool skipEvents = true, int timeout = 500000)
{
lock (receiveLock)
{
int receivedTotal = 0;
int frameSize;
packetType = PacketType.PacketNone;
do
{
receivedTotal = 0;
int received = mNetwork.Receive(ref data, 0, data.Length, true, timeout);
if (received == 0)
{
return(0); // Receive timeout
}
if (received < sizeof(int) * 2)
{
// QTM header not received.
return(-1);
}
if (received == -1)
{
if (!mNetwork.IsConnected())
{
mErrorString = "Disconnected from server.";
}
else
{
mErrorString = "Socket Error.";
}
return(-1);
}
receivedTotal += received;
frameSize = RTPacket.GetPacketSize(data);
packetType = RTPacket.GetPacketType(data);
if (data == null || frameSize > data.Length)
{
// Do some preventive additional allocation to reduce number of times allocation is needed
var newSize = (int)(frameSize * 1.47);
Array.Resize(ref data, newSize);
}
// Receive more data until we have read the whole packet
while (receivedTotal < frameSize)
{
// As long as we haven't received enough data, wait for more
received = mNetwork.Receive(ref data, receivedTotal, frameSize - receivedTotal, false, timeout);
if (received <= 0)
{
if (!mNetwork.IsConnected())
{
mErrorString = "Disconnected from server.";
}
else
{
mErrorString = "Socket Error.";
}
return(-1);
}
receivedTotal += received;
}
mPacket.SetData(data);
}while (skipEvents && packetType == PacketType.PacketEvent);
if (receivedTotal == frameSize)
{
return(receivedTotal);
}
mErrorString = "Packet truncated.";
return(-1);
}
}
public int ReceiveRTPacket(out PacketType packetType, bool skipEvents = true, int timeout = 500000)
{
lock (receiveLock)
{
int receivedTotal = 0;
int frameSize;
packetType = PacketType.PacketNone;
do
{
receivedTotal = 0;
int received = mNetwork.Receive(ref header, RTProtocol.Constants.PACKET_HEADER_SIZE, true, timeout);
if (received == 0)
{
return(0); // Receive timeout
}
if (received < sizeof(int) * 2)
{
// QTM header not received.
return(-1);
}
if (received == -1)
{
if (!mNetwork.IsConnected())
{
mErrorString = "Disconnected from server.";
}
else
{
mErrorString = "Socket Error.";
}
return(-1);
}
receivedTotal += received;
frameSize = RTPacket.GetPacketSize(header);
packetType = RTPacket.GetPacketType(header);
if (data == null || frameSize > data.Length)
{
data = new byte[frameSize];
}
header.CopyTo(data, 0);
// Receive more data until we have read the whole packet
while (receivedTotal < frameSize)
{
// As long as we haven't received enough data, wait for more
byte[] buffer = new byte[frameSize - receivedTotal];
received = mNetwork.Receive(ref buffer, frameSize - receivedTotal, false, timeout);
buffer.CopyTo(data, receivedTotal);
if (received <= 0)
{
if (!mNetwork.IsConnected())
{
mErrorString = "Disconnected from server.";
}
else
{
mErrorString = "Socket Error.";
}
return(-1);
}
receivedTotal += received;
}
mPacket.SetData(data);
}while (skipEvents && packetType == PacketType.PacketEvent);
if (receivedTotal == frameSize)
{
return(receivedTotal);
}
mErrorString = "Packet truncated.";
return(-1);
}
}
