private void buttonLoadPacket_Click(object o)
{
var openFileDialog = new OpenFileDialog
{
Filter = "All Files|*.*",
Multiselect = false
};
var showDialog = openFileDialog.ShowDialog();
if (showDialog == null || !(bool)showDialog)
{
return;
}
var packet = new BDPacket(File.ReadAllBytes(openFileDialog.FileName));
var packetBody = packet.ToArray().Extract(2);
if (packet.IsEncrypted)
{
if (packetTransformer != null)
{
packetTransformer.Transform(ref packetBody, 0, true);
}
else
{
MessageBox.Show("You need to specify the encryption packet first in order to decrypt encrypted packets.", "Encryption packet required", MessageBoxButton.OK, MessageBoxImage.Warning);
}
}
FormatPacket(new BDPacket(packet.ToArray().Extract(0, 2).Concat(packetBody).ToArray()));
}
public static void CreateWorldNotice(string message)
{
using (var packet = new BDPacket())
{
packet.AddUShort(0);
packet.AddBool(false);
packet.AddUShort(0);
packet.AddUShort(0xEAF);
packet.AddByte(1);
packet.AddByte(1);
packet.AddInt(0); // session id?
packet.AddString(string.Empty, Encoding.Unicode, 62); // character name
packet.AddByte(1);
packet.AddByte(1);
packet.AddByte(1);
byte[] bMessage = Encoding.Unicode.GetBytes(message);
var len = bMessage.Length + 2;
packet.AddUShort((ushort)len);
packet.AddBytes(bMessage);
packet.AddBytes("0000");
packet.SetUShort(packet.Length, 0);
MainContext.gameProxy.SendToGame(packet);
}
}
private void LoginProxy_GameToServerPacket(object sender, BDPacket e)
{
foreach (Script plugin in scriptController.Scripts)
{
e = plugin.Login_CMSG(e);
}
MainContext.loginProxy.SendToServer(e);
}
private void GameProxy_ServerToGamePacket(object sender, BDPacket e)
{
foreach (Script plugin in scriptController.Scripts)
{
e = plugin.Game_SMSG(e);
}
MainContext.gameProxy.SendToGame(e);
}
public override BDPacket Game_SMSG(BDPacket packet)
{
if (PacketProcessor.ServerMessages.Packets.Any(t => t.Id == packet.PacketId))
{
Console.WriteLine("{0}", PacketProcessor.ServerMessages.Packets.Where(t => t.Id == packet.PacketId).First().Name);
}
return(base.Game_SMSG(packet));
}
private async Task StartReceive(Socket socket, int needed, bool SMSG)
{
try
{
var buffer = new byte[needed];
Buffer.BlockCopy(BitConverter.GetBytes(needed), 0, buffer, 0, 2);
var bytesRead = 2;
while (bytesRead < needed)
{
var bytesReceived =
await ReceiveAsyncTask(socket, buffer, bytesRead, needed - bytesRead).ConfigureAwait(false);
bytesRead += bytesReceived;
if (bytesReceived <= 0)
{
break;
}
}
await Task.Factory.StartNew(() =>
{
BDPacket packet = ProcessPacket(buffer);
if (SMSG)
{
if (ServerToGamePacket != null)
{
ServerToGamePacket(this, packet);
}
}
else
{
if (GameToServerPacket != null)
{
GameToServerPacket(this, packet);
}
}
});
}
catch (Exception e)
{
Logger.Log("Server", "{0}", Logger.LogLevel.Error, e);
}
if (SMSG)
{
socket.BeginReceive(SMSG_Buffer, 0, 2, SocketFlags.None, new AsyncCallback(serverReceivedCallback), null);
}
else
{
socket.BeginReceive(CMSG_Buffer, 0, 2, SocketFlags.None, new AsyncCallback(connectionReceiveCallback), null);
}
}
private void FormatPacket(BDPacket packet)
{
var b = new StringBuilder();
b.AppendLine($"Size: {packet.Length}");
b.AppendLine($"OpCode: 0x{packet.PacketId:X4}");
b.AppendLine($"Encrypted: {packet.IsEncrypted}");
if (packet.IsEncrypted)
{
b.AppendLine($"SequenceId: {packet.SequenceId}");
}
b.AppendLine();
b.Append(packet.ToArray().FormatHex());
txtPacketView = b.ToString();
}
private BDPacket ProcessPacket(byte[] buffer)
{
var packet = new BDPacket(buffer);
if (packet.PacketId == 0x03EB)
{
cryptoTransformer = new BDTransformer(packet.ToArray().Extract(5));
}
if (packet.IsEncrypted)
{
packet.Transform(ref cryptoTransformer, false);
}
return(packet);
}
public void SendToGame(BDPacket packet)
{
if (packet == null)
{
return;
}
if (packet.IsEncrypted)
{
packet.Transform(ref cryptoTransformer, true);
}
connectionSocket.BeginSend(packet.ToArray(), 0, packet.Length, SocketFlags.None, ar =>
{
connectionSocket.EndSend(ar);
}, null);
}
private void GameProxy_GameToServerPacket(object sender, BDPacket e)
{
foreach (Script plugin in scriptController.Scripts)
{
e = plugin.Game_CMSG(e);
}
if (e.PacketId == 0xCEE)
{
MainContext.IsPlayerIngame = true;
}
if (e.PacketId == 0xEA8)
{
var messageLen = e.GetUShort(11) - 2;
string message = e.GetString(Encoding.Unicode, messageLen, 13);
if (message.StartsWith("/"))
{
string commandName = message.Replace("/", "").Split(' ')[0];
List <Command> list = new List <Command>(CommandProcessor.GetCommandsByName(commandName));
if (list.Count > 0)
{
for (int i = 0; i < list.Count; i++)
{
var command = list[i];
string[] parameters = message.Replace("/", "").Split(' ');
command.Parameters.Clear();
for (int j = 1; j < parameters.Length; j++)
{
command.Parameters.Add(parameters[j]);
}
command.Callback(command);
}
}
else
{
WorldProcessor.CreateWorldNotice("[CommandProcessor] Command does not exist.");
}
return;
}
}
MainContext.gameProxy.SendToServer(e);
}
private void buttonLoadCryptoPacket_Click(object o)
{
var openFileDialog = new OpenFileDialog
{
Filter = "All Files|*.*",
Multiselect = false
};
var showDialog = openFileDialog.ShowDialog();
if (showDialog == null || !(bool)showDialog)
{
return;
}
var packet = new BDPacket(File.ReadAllBytes(openFileDialog.FileName));
packetTransformer = new BDTransformer(packet.ToArray().Extract(5));
}
public override BDPacket Login_SMSG(BDPacket packet)
{
if (packet.PacketId == 0x0C82)
{
var p = new BDPacket();
p.AddUShort(0); // changeto length later
p.AddBool(true); // is encrypted
p.AddUShort(packet.SequenceId);
p.AddUShort(packet.PacketId);
p.AddInt(0); // unk
p.AddLong(1457907576); // time?
p.AddShort(1); // server count
p.AddShort(1); // channel id
p.AddShort(1); // server id
p.AddShort(16384); // ranodm value,
p.AddString(Config.GetValue <string>("ChannelName"), Encoding.Unicode, 62); // channel name
p.AddString(Config.GetValue <string>("ServerName"), Encoding.Unicode, 62); // server name
p.AddByte(0);
p.AddString("127.0.0.1", Encoding.ASCII, 16);
p.AddByte(0);
p.AddBytes(new byte[84]);
p.AddShort(8889); // server port
p.AddByte(1); // population status
p.AddByte(1); // can joined by public?
p.AddByte(1); // unk
p.AddByte(0); // characters
p.AddByte(0); // characters to be deleted lol
p.AddShort(0); // dunno
p.AddLong(0);
p.AddLong(0);
p.AddByte(0); // exp drop bonus?
p.AddBytes(new byte[13]);
p.AddByte(0);
p.SetUShort(p.Length, 0);
Logger.Log("ServerListHook", "modified server list packet!");
return(p);
}
//if(packet.PacketId == 0xc82)
//{
// ushort realmCount = packet.GetUShort(19);
// Console.WriteLine(realmCount);
// int index = 21;
// string edan="";
// string orwen ="";
// string uno="";
// string croxus="";
// string jordine ="";
// string alustin="";
// for(int i = 0; i < realmCount; i++)
// {
// string channelName = packet.GetString(Encoding.Unicode, 62, index + 6);
// channelName = channelName.Split('\0')[0];
// string servername = packet.GetString(Encoding.Unicode, 62, index + 6 + 62);
// servername = servername.Split('\0')[0];
// string ip = packet.GetString(Encoding.ASCII, 16, index + 6 + 62 + 62 + 1);
// ip = ip.Split('\0')[0];
// Console.WriteLine(channelName + " - " + servername + " - " + ip);
// if(servername=="Edan")
// {
// edan += string.Format("Channels.Add(new KeyValuePair<string, string>(\"{0}\", \"{1}\"));{2}", channelName, ip, Environment.NewLine);
// }
// if(servername == "Orwen")
// {
// orwen += string.Format("Channels.Add(new KeyValuePair<string, string>(\"{0}\", \"{1}\"));{2}", channelName, ip, Environment.NewLine);
// }
// if(servername == "Uno")
// {
// uno += string.Format("Channels.Add(new KeyValuePair<string, string>(\"{0}\", \"{1}\"));{2}", channelName, ip, Environment.NewLine);
// }
// if(servername == "Croxus")
// {
// croxus += string.Format("Channels.Add(new KeyValuePair<string, string>(\"{0}\", \"{1}\"));{2}", channelName, ip, Environment.NewLine);
// }
// if(servername == "Jordine")
// {
// jordine += string.Format("Channels.Add(new KeyValuePair<string, string>(\"{0}\", \"{1}\"));{2}", channelName, ip, Environment.NewLine);
// }
// if(servername == "Alustin")
// {
// alustin += string.Format("Channels.Add(new KeyValuePair<string, string>(\"{0}\", \"{1}\"));{2}", channelName, ip, Environment.NewLine);
// }
// index += 272;
// }
// File.WriteAllText("C:\\Users\\Johannes\\Desktop\\Edan.txt", edan);
// File.WriteAllText("C:\\Users\\Johannes\\Desktop\\Orwen.txt", orwen);
// File.WriteAllText("C:\\Users\\Johannes\\Desktop\\Uno.txt", uno);
// File.WriteAllText("C:\\Users\\Johannes\\Desktop\\Croxus.txt", croxus);
// File.WriteAllText("C:\\Users\\Johannes\\Desktop\\Jordine.txt", jordine);
// File.WriteAllText("C:\\Users\\Johannes\\Desktop\\Alustin.txt", alustin);
//}
return(packet);
}
/// <summary>
/// Emulates a gameserver packet to official server.
/// </summary>
/// <param name="packet"></param>
public void SendGamePacketToServer(BDPacket packet)
{
MainContext.gameProxy.SendToServer(packet);
}
/// <summary>
/// Emulates a loginserver packet to official server.
/// </summary>
/// <param name="packet"></param>
public void SendLoginPacketToServer(BDPacket packet)
{
MainContext.loginProxy.SendToServer(packet);
}
/// <summary>
/// Emulates a loginserver packet to the game.
/// </summary>
/// <param name="packet"></param>
public void SendLoginPacketToGame(BDPacket packet)
{
MainContext.loginProxy.SendToGame(packet);
}
/// <summary>
/// Occurs when receiving a game packet from game.
/// </summary>
/// <param name="packet"></param>
/// <returns>The modified packet and redirects it to official server.</returns>
public virtual BDPacket Game_CMSG(BDPacket packet)
{
return(packet);
}
/// <summary>
/// Occurs when receiving a login packet from game.
/// </summary>
/// <param name="packet"></param>
/// <returns>The modified packet and redirects it to official server.</returns>
public virtual BDPacket Login_CMSG(BDPacket packet)
{
return(packet);
}