private void AcceptCallback(IAsyncResult ar)
{
mainDone.Set();
Socket listener = (Socket)ar.AsyncState;
Socket handler;
try
{
handler = listener.EndAccept(ar);
}
catch { return; }
if (OnConnect != null)
{
OnConnect(this, handler);
}
ServerState state = new ServerState();
state.workSocket = handler;
state.endPoint = (IPEndPoint)handler.RemoteEndPoint;
stateObjectDictionary.Add(state, state.workSocket);
try
{
state.dynamicBuffer = new byte[state.bufferSize];
handler.BeginReceive(state.dynamicBuffer, 0, state.bufferSize, 0,
new AsyncCallback(ReadCallback), state);
}
catch (SocketException)
{
}
catch (Exception ex)
{
if (OnError != null)
{
OnError(this, ex.ToString());
}
}
}
private void AcceptCallback(IAsyncResult ar)
{
mainDone.Set();
Socket listener = (Socket) ar.AsyncState;
Socket handler;
try
{
handler = listener.EndAccept(ar);
}
catch { return; }
if (OnConnect != null)
OnConnect(this, handler);
ServerState state = new ServerState();
state.workSocket = handler;
state.endPoint = (IPEndPoint) handler.RemoteEndPoint;
stateObjectDictionary.Add(state, state.workSocket);
try
{
state.dynamicBuffer = new byte[state.bufferSize];
handler.BeginReceive(state.dynamicBuffer, 0, state.bufferSize, 0,
new AsyncCallback(ReadCallback), state);
}
catch (SocketException)
{
}
catch (Exception ex)
{
if (OnError != null)
OnError(this, ex.ToString());
}
}
public void ReadCallback(IAsyncResult ar)
{
String content = String.Empty;
ServerState state = (ServerState)ar.AsyncState;
Socket handler = state.workSocket;
int bytesRead = 0;
try
{
bytesRead = handler.EndReceive(ar);
}
catch (SocketException)
{
// Connection closed by peer
if (OnDisconnect != null)
{
OnDisconnect(this, state.endPoint);
}
return;
}
catch (ObjectDisposedException)
{
// Connection closed by client
if (OnDisconnect != null)
{
OnDisconnect(this, state.endPoint);
}
return;
}
catch (Exception e)
{
if (OnError != null)
{
OnError(this, e.ToString());
}
return;
}
if (bytesRead > 0)
{
byte[] data = state.dynamicBuffer;
PacketBytes firstByte = (PacketBytes)data[0];
PacketSizes size = PacketSizes.Null;
if (state.result == null)
{
switch (firstByte)
{
case PacketBytes.KeepAlive_0x00:
size = PacketSizes.KeepAlive_0x00;
break;
case PacketBytes.Login_0x01:
size = PacketSizes.Login_0x01;
break;
case PacketBytes.Handshake_0x02:
size = PacketSizes.Handshake_0x02;
break;
case PacketBytes.Chat_0x03:
size = PacketSizes.Chat_0x03;
break;
case PacketBytes.UpdateTime_0x04:
size = PacketSizes.UpdateTime_0x04;
break;
case PacketBytes.Unkown01_0x0A:
size = PacketSizes.Unkown01_0x0A;
break;
case PacketBytes.PlayerPosition_0x0B:
size = PacketSizes.PlayerPosition_0x0B;
break;
case PacketBytes.PlayerLook_0x0C:
size = PacketSizes.PlayerLook_0x0C;
break;
case PacketBytes.PlayerMoveAndLook_0x0D:
size = PacketSizes.PlayerMoveAndLook_0x0D;
break;
case PacketBytes.PlaceBlock_0x0F:
size = PacketSizes.PlaceBlock_0x0F;
break;
case PacketBytes.BlockItemSwitch_0x10:
size = PacketSizes.BlockItemSwitch_0x10;
break;
case PacketBytes.AddToInventory_0x11:
size = PacketSizes.AddToInventory_0x11;
break;
case PacketBytes.ArmAnimation_0x12:
size = PacketSizes.ArmAnimation_0x12;
break;
case PacketBytes.EntitySpawnName_0x14:
size = PacketSizes.EntitySpawnName_0x14;
break;
case PacketBytes.EntitySpawn_0x15:
size = PacketSizes.EntitySpawn_0x15;
break;
case PacketBytes.CollectItem_0x16:
size = PacketSizes.CollectItem_0x16;
break;
case PacketBytes.Unkown02_0x17:
size = PacketSizes.Unkown02_0x17;
break;
case PacketBytes.MobSpawn_0x18:
size = PacketSizes.MobSpawn_0x18;
break;
case PacketBytes.DestroyEntity_0x1D:
size = PacketSizes.DestroyEntity_0x1D;
break;
case PacketBytes.Entity_0x1E:
size = PacketSizes.Entity_0x1E;
break;
case PacketBytes.RelativeEntityMove_0x1F:
size = PacketSizes.RelativeEntityMove_0x1F;
break;
case PacketBytes.EntityLook_0x20:
size = PacketSizes.EntityLook_0x20;
break;
case PacketBytes.RelativeEntityLookAndMove_0x21:
size = PacketSizes.RelativeEntityLookAndMove_0x21;
break;
case PacketBytes.EntityTeleport_0x22:
size = PacketSizes.EntityTeleport_0x22;
break;
case PacketBytes.ChunkPre_0x32:
size = PacketSizes.ChunkPre_0x32;
break;
case PacketBytes.ChunkMap_0x33:
size = PacketSizes.ChunkMap_0x33;
break;
case PacketBytes.MultiBlockChange_0x34:
size = PacketSizes.MultiBlockChange_0x34;
break;
case PacketBytes.BlockChange_0x35:
size = PacketSizes.BlockChange_0x35;
break;
case PacketBytes.Disconnect_0xFF:
size = PacketSizes.Disconnect_0xFF;
break;
}
if (size == PacketSizes.String)
{
if (state.result == null)
{
state.result = new StringResult(this, handler, state, firstByte, data, 2);
state.result.Receive(); // erster einsprung
}
else
{
if (state.result.HasResult)
{
String result = (state.result as StringResult).ResultString;
state.result = null;
}
else
{
state.result.Receive(); // nächster einsprung
}
}
}
if (size == PacketSizes.String)
{
if (state.result == null)
{
state.result = new StringResult(this, handler, state, firstByte, data, bytesRead);
state.result.Receive(); // erster einsprung
}
else
{
if (state.result.HasResult)
{
String result = (state.result as StringResult).ResultString;
state.result = null;
}
else
{
state.result.Receive(); // nächster einsprung
}
}
}
}
if (OnByteDataAvailable != null)
{
OnByteDataAvailable(this, handler, firstByte, data, bytesRead);
}
}
else
{
// Connection closed by peer
if (OnDisconnect != null)
{
OnDisconnect(this, state.endPoint);
}
}
}
