public void SendPacket(byte[] rawPacket)
{
Logger.Warn($"[{_clientId}] Outgoing packet:{Environment.NewLine}" +
$"Packet Length: {rawPacket.Length}{Environment.NewLine}" +
$"Packet ID: {EncodeHelper.DecodeShort(new []{rawPacket[6], rawPacket[7]}, true)}{Environment.NewLine}" +
$"Packet Hex dump:{Environment.NewLine}" +
$"{HexUtils.HexDump(rawPacket)}");
_socket.Send(rawPacket);
}
private void ProcessorOnPacketProcessed(object sender, PacketProcessedEventArgs e)
{
var payload = e.ClientPacket.Payload;
//Logger.Debug("Received packet");
Logger.Debug($"Received packet:\n" +
$"\t{"Id",-9}: {payload.Opcode} ({(int)payload.Opcode})\n" +
$"\t{"Length",-9}: {payload.Length}\n" +
$"\t{"Packet type",-9}: {payload.PacketType} \n" +
$"\t{"Hex dump",-9}:\n" +
$"{HexUtils.HexDump(payload.Payload)}");
}
public void Send(ServerPacket packet)
{
var rawPacket = packet.ToArray();
// Debug to console.
Logger.Fatal($"Sending packet:\n" +
$"\t{"Id",-9}: {packet.Opcode}\n" +
$"\t{"Length",-9}: {packet.Length}\n" +
$"\t{"Hex dump",-9}:\n" +
$"{HexUtils.HexDump(packet.PacketRaw)}");
// Send to client.
Socket.Send(rawPacket);
// Clean-up packet resources.
packet.Dispose();
}
private void ReceiveCallback(IAsyncResult ar)
{
try
{
var byteCount = _socket.EndReceive(ar);
if (byteCount == 0)
{
_socket.Close();
_socket.Dispose();
Logger.Debug($"[{_clientId}] Connection from {_remoteEndPoint.Address} was dropped.");
return;
}
var packet = new byte[byteCount];
Buffer.BlockCopy(_buffer, 0, packet, 0, byteCount);
/* Packet 502 - RsLoginFail
*
* new Packet(502)
* .Append(EncodeHelper.CreatePadding(4))
* .Append(EncodeHelper.EncodeShort(1101, true));
*/
/* Packet 602 - LsLoginFail
*
* new Packet(602)
* .Append(EncodeHelper.CreatePadding(4))
* .Append(EncodeHelper.EncodeInteger(819, true)) // Custom error
* .Append(Encoding.Unicode.GetBytes("Some kind of custom error")); // Custom error
*/
var packetLength = EncodeHelper.DecodeShort(new[] { packet[1], packet[0] });
var packetHeader = packet[2]; // Not sure :)
Logger.Trace($"[{_clientId}] Incoming packet:{Environment.NewLine}" +
$"Packet Length Raw: {packet.Length}{Environment.NewLine}" +
$"Packet Length: {packetLength}{Environment.NewLine}" +
$"Packet ID: {packetHeader}{Environment.NewLine}" +
$"Packet Hex:{Environment.NewLine}" +
$"{HexUtils.HexDump(packet)}");
var packetList = new List <byte[]>();
switch (packetHeader)
{
case 255:
{
// Connect to port 8005??
packetList.Add(new Packet(501)
.Append(EncodeHelper.CreatePadding(4))
.Append(0x74)
.Append(0x0)
.Append(0x0)
.Append(0x1)
.GetPacket());
break;
}
case 5:
{
packetList.Add(new Packet(601)
.Append(EncodeHelper.CreatePadding(4))
.Append(Encoding.ASCII.GetBytes("Cool"))
.Append(EncodeHelper.CreatePadding(42))
.Append(Encoding.Unicode.GetBytes("Test"))
.GetPacket());
break;
}
case 3:
{
packetList.Add(new Packet(2).GetPacket());
break;
}
default:
Logger.Error($"[{_clientId}] Incoming packet was not known.");
break;
}
if (packetList.Count > 0)
{
foreach (var outgoingPacket in packetList)
{
SendPacket(outgoingPacket);
}
}
}
catch (Exception exception)
{
Logger.Error(exception, $"[{_clientId}] An exception occured during receive.");
}
finally
{
WaitForData();
}
}
