/// <summary>
/// Instantiates a new Client object.
/// </summary>
/// <param name="server">The Server to associate with the entity.</param>
/// <param name="sessionId">The entity ID for the client.</param>
/// <param name="tcp">The TCP client to be used for communication.</param>
internal Client(Socket socket, Player player)
{
_Socket = socket;
_Player = player;
_Player.Client = this;
_CurrentBuffer = new ByteQueue();
_ProcessedBuffer = new ByteQueue();
_FragPackets = new ByteQueue();
//PacketHandler = new PacketHandler(Server, socket);
}
public TestClient(string name)
{
_userName = name;
_socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
_receiveBufferQueue = new ByteQueue();
_readingBufferQueue = new ByteQueue();
_fragPackets = new ByteQueue();
_socketAsyncArgs = new SocketAsyncEventArgs();
_receiveQueueReader = new Thread(ProcessReadQueue);
}
internal ByteQueue GetBufferToProcess()
{
lock (_QueueSwapLock)
{
ByteQueue temp = _currentBuffer;
_currentBuffer = _processedBuffer;
_processedBuffer = temp;
}
return(_processedBuffer);
}
/// <summary>
/// Instantiates a new Client object.
/// </summary>
internal Client(int sessionId, Server server, Socket socket)
{
_socket = socket;
_currentBuffer = new ByteQueue();
_processedBuffer = new ByteQueue();
_fragPackets = new ByteQueue();
_nextActivityCheck = DateTime.Now + TimeSpan.FromSeconds(5.0);
SessionID = sessionId;
Server = server;
//PacketHandler = new PacketHandler(Server, socket);
}
/// <summary>
/// Instantiates a new Client object.
/// </summary>
internal Client(int sessionId, Server server, Socket socket)
{
_socket = socket;
_currentBuffer = new ByteQueue();
_processedBuffer = new ByteQueue();
_fragPackets = new ByteQueue();
_nextActivityCheck = DateTime.Now + TimeSpan.FromSeconds(10);
SessionID = sessionId;
Server = server;
_chunkSendTimer = new Timer(SendChunks, null, Timeout.Infinite, Timeout.Infinite);
//PacketHandler = new PacketHandler(Server, socket);
}
/// <summary>
/// Instantiates a new Client object.
/// </summary>
internal Client(int sessionId, Server server, Socket socket)
{
_socket = socket;
_currentBuffer = new ByteQueue();
_processedBuffer = new ByteQueue();
_fragPackets = new ByteQueue();
_nextActivityCheck = DateTime.Now + TimeSpan.FromSeconds(10);
SessionID = sessionId;
Server = server;
_chunkSendTimer = new Timer(SendChunks, null, Timeout.Infinite, Timeout.Infinite);
//PacketHandler = new PacketHandler(Server, socket);
}
/// <summary>
/// Instantiates a new Client object.
/// </summary>
internal Client(int sessionId, Server server, Socket socket)
{
_socket = socket;
_currentBuffer = new ByteQueue();
_processedBuffer = new ByteQueue();
_fragPackets = new ByteQueue();
_nextActivityCheck = DateTime.Now + TimeSpan.FromSeconds(10);
SessionID = sessionId;
Server = server;
// Generate a unique ServerId for each client
byte[] bytes = new byte[8];
Server.Rand.NextBytes(bytes);
ConnectionId = BitConverter.ToString(bytes).Replace("-", "");
_chunkSendTimer = new Timer(SendChunks, null, Timeout.Infinite, Timeout.Infinite);
//PacketHandler = new PacketHandler(Server, socket);
}
private static byte[] GetBufferToBeRead(ByteQueue processedBuffer, Client client, int length)
{
int availableData = client.FragPackets.Size + processedBuffer.Size;
if (length > availableData)
return null;
int fromFrag;
byte[] data = new byte[length];
if (length >= client.FragPackets.Size)
fromFrag = client.FragPackets.Size;
else
fromFrag = length;
client.FragPackets.Dequeue(data, 0, fromFrag);
int fromProcessed = length - fromFrag;
processedBuffer.Dequeue(data, fromFrag, fromProcessed);
return data;
}
internal void Send_Start()
{
if (!Running || !_socket.Connected)
{
DisposeSendSystem();
return;
}
Packet packet = null;
try
{
ByteQueue byteQueue = new ByteQueue();
int length = 0;
while (!PacketsToBeSent.IsEmpty && length <= 1024)
{
if (!PacketsToBeSent.TryDequeue(out packet))
{
Interlocked.Exchange(ref _TimesEnqueuedForSend, 0);
return;
}
if (!packet.Shared)
{
packet.Write();
}
byte[] packetBuffer = packet.GetBuffer();
length += packetBuffer.Length;
byteQueue.Enqueue(packetBuffer, 0, packetBuffer.Length);
packet.Release();
if (packet is DisconnectPacket)
{
ToDisconnect = true;
_sendSocketEvent.Completed += Disconnected;
break;
}
}
if (byteQueue.Length > 0)
{
byte[] data = new byte[length];
byteQueue.Dequeue(data, 0, data.Length);
if (Encrypter != null)
{
byte[] toEncrypt = data;
data = new byte[length];
Encrypter.TransformBlock(toEncrypt, 0, length, data, 0);
}
Send_Async(data);
}
else
{
Interlocked.Exchange(ref _TimesEnqueuedForSend, 0);
if (!PacketsToBeSent.IsEmpty)
{
int newValue = Interlocked.Increment(ref _TimesEnqueuedForSend);
if (newValue == 1)
{
Server.SendClientQueue.Enqueue(this);
Server.NetworkSignal.Set();
}
}
}
}
catch (Exception e)
{
MarkToDispose();
DisposeSendSystem();
if (packet != null)
{
Logger.Log(LogLevel.Error, "Sending packet: {0}", packet.ToString());
}
Logger.Log(LogLevel.Error, e.ToString());
// TODO: log something?
}
}
private void ProcessReadQueue()
{
while (_recv.WaitOne())
{
ByteQueue temp;
lock (_queueLock)
{
temp = _receiveBufferQueue;
_receiveBufferQueue = _readingBufferQueue;
}
_readingBufferQueue = temp;
int length = _fragPackets.Size + _readingBufferQueue.Size;
while (length > 0)
{
byte packetType;
if (_fragPackets.Size > 0)
packetType = _fragPackets.GetPacketID();
else
packetType = _readingBufferQueue.GetPacketID();
/*using(StreamWriter sw = new StreamWriter(String.Format("recv_packets{0}.log", _userName), true))
{
byte[] enums = (byte[])Enum.GetValues(typeof (PacketType));
int i = Array.BinarySearch(enums, 0, enums.Length, packetType);
if(i != -1)
sw.WriteLine("{0} - Received packet {1}", DateTime.Now, ((PacketType)packetType));
else
sw.WriteLine("{0} - Received packet {1}", DateTime.Now, packetType);
}*/
//result = HandlePacket(packetType, length);
ClientPacketHandler handler = PacketHandlers.GetHandler((PacketType)packetType);
if (handler == null)
{
using (StreamWriter sw = new StreamWriter(String.Format("unhandled_packets_{0}.log", _userName), true))
{
byte[] unhandled = GetBufferToBeRead(length);
sw.WriteLine("{0} - PacketType: {1}", DateTime.Now, unhandled[0]);
sw.WriteLine(BitConverter.ToString(unhandled));
}
length = 0;
}
else if (handler.Length == 0)
{
byte[] data = GetBufferToBeRead(length);
/*using (StreamWriter sw = new StreamWriter(String.Format("recv_packets{0}.log", _userName), true))
{*/
if (length >= handler.MinimumLength)
{
PacketReader reader = new PacketReader(data, length);
handler.OnReceive(this, reader);
// If we failed it's because the packet isn't complete
if (reader.Failed)
{
//sw.WriteLine("Failed Fragmented: {0}", BitConverter.ToString(data));
EnqueueFragment(data);
length = 0;
}
else
{
//sw.WriteLine("Variable length: {0}", BitConverter.ToString(data, 0, reader.Index));
_readingBufferQueue.Enqueue(data, reader.Index, data.Length - reader.Index);
length = _readingBufferQueue.Length;
}
}
else
{
//sw.WriteLine("Fragmented variable: {0}", BitConverter.ToString(data));
// Not enough data
EnqueueFragment(data);
length = 0;
}
//}
}
else if (length >= handler.Length)
{
byte[] data = GetBufferToBeRead(handler.Length);
/*using (StreamWriter sw = new StreamWriter(String.Format("recv_packets{0}.log", _userName), true))
{
sw.WriteLine("Fixed length: {0}", BitConverter.ToString(data));
}*/
PacketReader reader = new PacketReader(data, handler.Length);
handler.OnReceive(this, reader);
// If we failed it's because the packet is wrong
if (reader.Failed)
{
Dispose();
length = 0;
}
else
{
if (_fragPackets.Length > 0)
throw new Exception("Fragpackets must be empy here!");
length = _readingBufferQueue.Length;
}
}
else
{
/*using (StreamWriter sw = new StreamWriter(String.Format("recv_packets{0}.log", _userName), true))
{ */
byte[] data = GetBufferToBeRead(length);
//sw.WriteLine("Fragmented fixed: {0}", BitConverter.ToString(data));
EnqueueFragment(data);
length = 0;
//}
}
}
}
}
private void ProcessReadQueue()
{
while (_recv.WaitOne())
{
ByteQueue temp;
lock (_queueLock)
{
temp = _receiveBufferQueue;
_receiveBufferQueue = _readingBufferQueue;
}
_readingBufferQueue = temp;
int length = _fragPackets.Size + _readingBufferQueue.Size;
while (length > 0)
{
byte packetType;
if (_fragPackets.Size > 0)
packetType = _fragPackets.GetPacketID();
else
packetType = _readingBufferQueue.GetPacketID();
/*using(StreamWriter sw = new StreamWriter(String.Format("recv_packets{0}.log", _userName), true))
{
sw.WriteLine("{0} - Received packet {1}", DateTime.Now, ((PacketType)packetType));
}*/
bool result = false;
//result = HandlePacket(packetType, length);
ClientPacketHandler handler = PacketHandlers.GetHandler((PacketType)packetType);
if (handler == null)
{
using (StreamWriter sw = new StreamWriter(String.Format("unhandled_packets_{0}.log", _userName), true))
{
byte[] unhandled = GetBufferToBeRead(length);
sw.WriteLine("PacketType: {0}", unhandled[0]);
sw.WriteLine(BitConverter.ToString(unhandled));
}
length = 0;
}
else if (handler.Length == 0)
{
byte[] data = GetBufferToBeRead(length);
if (length >= handler.MinimumLength)
{
PacketReader reader = new PacketReader(data, length, StreamRole.Client);
handler.OnReceive(this, reader);
// If we failed it's because the packet isn't complete
if (reader.Failed)
{
EnqueueFragment(data);
length = 0;
}
else
{
_readingBufferQueue.Enqueue(data, reader.Index, data.Length - reader.Index);
length = _readingBufferQueue.Length;
}
}
else
EnqueueFragment(data); // Not enough data
}
else if (length >= handler.Length)
{
byte[] data = GetBufferToBeRead(handler.Length);
PacketReader reader = new PacketReader(data, handler.Length, StreamRole.Client);
handler.OnReceive(this, reader);
// If we failed it's because the packet is wrong
if (reader.Failed)
{
Dispose();
length = 0;
}
else
{
if (_fragPackets.Length > 0)
throw new Exception("Fragpackets must be empy here!");
length = _readingBufferQueue.Length;
}
}
else
{
byte[] data = GetBufferToBeRead(length);
EnqueueFragment(data);
length = 0;
}
}
}
}
/// <summary>
/// Instantiates a new Client object.
/// </summary>
internal Client(int sessionId, Server server, Socket socket)
{
_socket = socket;
_currentBuffer = new ByteQueue();
_processedBuffer = new ByteQueue();
_fragPackets = new ByteQueue();
_nextActivityCheck = DateTime.Now + TimeSpan.FromSeconds(10);
SessionID = sessionId;
Server = server;
// Generate a unique ServerId for each client
byte[] bytes = new byte[8];
Server.Rand.NextBytes(bytes);
ConnectionId = BitConverter.ToString(bytes).Replace("-", "");
_chunkSendTimer = new Timer(SendChunks, null, Timeout.Infinite, Timeout.Infinite);
//PacketHandler = new PacketHandler(Server, socket);
}