public void WaitForInit()
{
RecBuffer recBuffer = new RecBuffer(2, false);
Thread th = new Thread(delegate() { ReceivePacket(recBuffer); });
th.Start();
//ReceivePacket(recBuffer);
}
private void PacketCallback(IAsyncResult pIAR)
{
try
{
int rec = _sock.EndReceive(pIAR);
if (rec == 0 && OnDisconnectedHandler != null)
{
DisconnectedEventArgs eventArgs = new DisconnectedEventArgs(DisconnectType.Server);
OnDisconnectedHandler(this, eventArgs);
return;
}
RecBuffer recBuffer = (RecBuffer)pIAR.AsyncState;
recBuffer.Index += rec;
if (recBuffer.IsReady)
{
HandleData(recBuffer);
}
else
{
ReceivePacket(recBuffer);
}
}
#region Error handler
/*
* catch (SocketException se)
* {
*
* if (se.SocketErrorCode == SocketError.ConnectionAborted || se.SocketErrorCode == SocketError.ConnectionReset)
* {
* if (OnDisconnected != null)
* {
* OnDisconnected(this);
* }
* }
* else
* {
* Extensions.Logger.LogMessage("Error - PacketCallback - " + se.ToString());
* }
* }
* catch (ObjectDisposedException)
* {
* Extensions.Logger.LogMessage("Error - PacketCallback - Socket closed.");
* }
* catch (NullReferenceException)
* {
* Extensions.Logger.LogMessage("Error - PacketCallback - NullReferenceException.");
* }
*/
#endregion
catch (Exception ex)
{
if (OnDisconnectedHandler != null)
{
DisconnectedEventArgs eventArgs = new DisconnectedEventArgs(ex.ToString());
OnDisconnectedHandler(this, eventArgs);
}
}
}
private void ReceivePacket(RecBuffer pBuffer)
{
_sock.BeginReceive(pBuffer.Data, pBuffer.Index, pBuffer.Position, SocketFlags.None, new AsyncCallback(PacketCallback), pBuffer);
//_sock.BeginReceive(pRawPacket, 0, pRawPacket.Length, SocketFlags.None, SendCallback, pAsyncState); //DO NOT USE
}
public void WaitForPacket()
{
RecBuffer recBuffer = new RecBuffer(4, true);
ReceivePacket(recBuffer);
}
private void HandleData(RecBuffer pBuffer)
{
if (pBuffer.IsHeader)
{
byte[] headerData = pBuffer.Data;
int packetSize = pBuffer.IsEncrypted ?
MapleCrypt.GetPacketLength(headerData) :
BitConverter.ToInt16(headerData, 0);
pBuffer.Reset(false, packetSize);
ReceivePacket(pBuffer);
}
else
{
if (pBuffer.IsEncrypted)
{
byte[] packetData = pBuffer.Data;
lock (_recvAES)
{
_recvAES.Transform(packetData);
}
if (Program.usingMapleCrypto)
{
MapleCustom.Decrypt(packetData);
}
if (OnPacketRecvHandler != null)
{
PacketEventArgs eventArgs = new PacketEventArgs(packetData);
OnPacketRecvHandler(this, eventArgs);
}
pBuffer.Reset(true, 4);
ReceivePacket(pBuffer);
}
else
{
using (PacketReader pPacket = new PacketReader(pBuffer.Data))
{
ushort Version = pPacket.ReadUShort();
string Subversion = pPacket.ReadString();
byte[] SIV = pPacket.ReadBytes(4);
byte[] RIV = pPacket.ReadBytes(4);
_sendAES = new MapleCrypt(Version, SIV, false);
_recvAES = new MapleCrypt(Version, RIV, false);
byte Locale = pPacket.Read();
if (OnHandshakeHandler != null)
{
HandshakeEventArgs eventArgs = new HandshakeEventArgs(Version, Subversion, SIV, RIV, Locale);
OnHandshakeHandler(this, eventArgs);
}
pBuffer.Dispose();
WaitForPacket();
}
}
}
}
