private ClientMessage TryParseAsOldCrypto(byte[] packet)
{
try
{
int i = 0;
while (i < packet.Length)
{
int lenght = Base64Encoding.DecodeInt32(new byte[] { (byte)packet[i++], (byte)packet[i++], (byte)packet[i++] });
if (lenght > 0)
{
uint id = Base64Encoding.DecodeUInt32(new byte[] { (byte)packet[i++], (byte)packet[i++] });
if (id > 0)
{
byte[] bytes = new byte[lenght - 2];
for (int j = 0; j < bytes.Length; j++)
{
bytes[j] = packet[i++];
}
OldCryptoClientMessage crypto = new OldCryptoClientMessage();
crypto.Init(id, bytes);
return(crypto);
}
}
}
}
catch
{
return(null);
}
return(null);
}
/// <summary>
/// Handles a given amount of data in a given byte array, by attempting to parse messages from the received data and process them in the message handler.
/// </summary>
/// <param name="Data">The byte array with the data to process.</param>
/// <param name="numBytesToProcess">The actual amount of bytes in the byte array to process.</param>
public void HandleConnectionData(ref byte[] data)
{
// Gameclient protocol or policyrequest?
if (data[0] != 64)
{
IonEnvironment.GetLog().WriteInformation("Client " + mID + " sent non-gameclient message: " + IonEnvironment.GetDefaultTextEncoding().GetString(data));
string xmlPolicy =
"<?xml version=\"1.0\"?>\r\n" +
"<!DOCTYPE cross-domain-policy SYSTEM \"/xml/dtds/cross-domain-policy.dtd\">\r\n" +
"<cross-domain-policy>\r\n" +
"<allow-access-from domain=\"*\" to-ports=\"1-31111\" />\r\n" +
"</cross-domain-policy>\x0";
IonEnvironment.GetLog().WriteInformation("Client " + mID + ": sending XML cross domain policy file: " + xmlPolicy);
mConnection.SendData(xmlPolicy);
mMessageHandler.GetResponse().Initialize(ResponseOpcodes.SecretKey); // "@A"
mMessageHandler.GetResponse().Append("ION/Deltar");
mMessageHandler.SendResponse();
}
else
{
int pos = 0;
while (pos < data.Length)
{
try
{
// Total length of message (without this): 3 Base64 bytes
int messageLength = Base64Encoding.DecodeInt32(new byte[] { data[pos++], data[pos++], data[pos++] });
// ID of message: 2 Base64 bytes
uint messageID = Base64Encoding.DecodeUInt32(new byte[] { data[pos++], data[pos++] });
// Data of message: (messageLength - 2) bytes
byte[] Content = new byte[messageLength - 2];
for (int i = 0; i < Content.Length; i++)
{
Content[i] = data[pos++];
}
// Create message object
ClientMessage message = new ClientMessage(messageID, Content);
// Handle message object
mMessageHandler.HandleRequest(message);
}
catch (IndexOutOfRangeException) // Bad formatting!
{
IonEnvironment.GetHabboHotel().GetClients().StopClient(mID);
}
catch (Exception ex)
{
IonEnvironment.GetLog().WriteUnhandledExceptionError("GameClient.HandleConnectionData", ex);
}
}
}
}
public void HandleConnectionData(ref byte[] data)
{
if (data[0] == 64)
{
int pos = 0;
while (pos < data.Length)
{
try
{
int MessageLength = Base64Encoding.DecodeInt32(new byte[] { data[pos++], data[pos++], data[pos++] });
uint MessageId = Base64Encoding.DecodeUInt32(new byte[] { data[pos++], data[pos++] });
byte[] Content = new byte[MessageLength - 2];
for (int j = 0; j < Content.Length; j++)
{
Content[j] = data[pos++];
}
if (this.MessageHandler == null)
{
this.InitHandler();
}
ClientMessage Message = new ClientMessage(MessageId, Content);
if (Message != null)
{
try
{
if (int.Parse(PhoenixEnvironment.GetConfig().data["debug"]) == 1)
{
Logging.WriteLine(string.Concat(new object[] { "[", ClientId, "] --> [", Message.Id, "] ", Message.Header, Message.GetBody() }));
}
}
catch
{
}
MessageEvent MessageHandler;
if (PhoenixEnvironment.GetPacketManager().Get(Message.Id, out MessageHandler))
{
MessageHandler.parse(this, Message);
}
}
}
catch (Exception ex)
{
Logging.LogException("Error: " + ex.ToString());
this.Disconnect();
}
}
}
else
{
if (true)
{
this.Connection.SendData(CrossdomainPolicy.GetXmlPolicy());
this.Connection.Dispose();
}
}
}
private void HandleConnectionData(ref byte[] data)
{
int pos = 0;
while (pos < data.Length)
{
try
{
if (data[0] == 60)
{
CoreManager.ServerCore.GetStandardOut().PrintDebug("[" + _id + "] --> Policy Request");
SendData(PolicyReplyData);
CoreManager.ServerCore.GetStandardOut().PrintDebug("[" + _id + "] <-- Policy Sent");
Close();
return;
}
// Total length of message (without this): 3 Base64 bytes
int messageLength = Base64Encoding.DecodeInt32(new[] {data[pos++], data[pos++], data[pos++]});
// ID of message: 2 Base64 bytes
uint messageID = Base64Encoding.DecodeUInt32(new[] {data[pos++], data[pos++]});
// Data of message: (messageLength - 2) bytes
byte[] content = new byte[messageLength - 2];
for (int i = 0; i < content.Length; i++)
{
content[i] = data[pos++];
}
// Create message object
IncomingMessage message = new IncomingMessage(messageID, content);
if (Habbo.IsLoggedIn())
CoreManager.ServerCore.GetStandardOut().PrintDebug("[" + Habbo.GetUsername() + "] --> " +
message.GetHeader() +
message.GetContentString());
else
CoreManager.ServerCore.GetStandardOut().PrintDebug("[" + _id + "] --> " +
message.GetHeader() +
message.GetContentString());
// Handle message object
bool unknown = true;
if (_packetHandlers.GetLength(0) > messageID)
{
if (_packetHandlers[messageID, 3] != null)
{
lock (_packetHandlers[messageID, 3])
{
_packetHandlers[messageID, 3].Invoke(Habbo, message); // Execute High Priority
unknown = false;
}
}
if (message.IsCancelled())
return;
if (_packetHandlers[messageID, 2] != null)
{
lock (_packetHandlers[messageID, 2])
{
_packetHandlers[messageID, 2].Invoke(Habbo, message); // Execute Low Priority
unknown = false;
}
}
if (message.IsCancelled())
return;
if (_packetHandlers[messageID, 1] != null)
{
lock (_packetHandlers[messageID, 1])
{
_packetHandlers[messageID, 1].Invoke(Habbo, message); // Execute Default Action
unknown = false;
}
}
if (_packetHandlers[messageID, 0] != null)
{
lock (_packetHandlers[messageID, 0])
{
_packetHandlers[messageID, 0].Invoke(Habbo, message); // Execute Watchers
unknown = false;
}
}
}
if (unknown)
{
CoreManager.ServerCore.GetStandardOut().PrintWarning("Packet " + messageID + " ('" +
message.GetHeader() + "') unhandled!");
}
}
catch (IndexOutOfRangeException) // Bad formatting!
{
// TODO: Move this to IHI
//IonEnvironment.GetHabboHotel().GetClients().StopClient(_id, 0);
}
catch (Exception ex)
{
CoreManager.ServerCore.GetStandardOut().PrintException(ex);
}
}
}
private void ProcessData(byte[] Data)
{
if (Data.Length == 0)
{
return;
}
if (Data[0] == 64)
{
int Pos = 0;
while (Pos < Data.Length)
{
ClientMessage Message = null;
try
{
int MessageLength = Base64Encoding.DecodeInt32(new byte[] { Data[Pos++], Data[Pos++], Data[Pos++] });
uint MessageId = Base64Encoding.DecodeUInt32(new byte[] { Data[Pos++], Data[Pos++] });
byte[] Content = new byte[MessageLength - 2];
for (int i = 0; i < Content.Length; i++)
{
Content[i] = Data[Pos++];
}
Message = new ClientMessage(MessageId, Content);
}
catch (Exception)
{
SessionManager.StopSession(mId); // packet formatting exception
return;
}
if (Message != null)
{
Output.WriteLine("[RCV][" + mId + "]: " + Message.ToString(), OutputLevel.DebugInformation);
try
{
DataRouter.HandleData(this, Message);
}
catch (Exception e)
{
Output.WriteLine("Critical error in HandleData stack: " + e.Message + "\n\n" + e.StackTrace,
OutputLevel.CriticalError);
SessionManager.StopSession(mId);
return;
}
}
}
}
else if (Data[0] == 60)
{
Output.WriteLine("Sent crossdomain policy to client " + mId + ".", OutputLevel.DebugInformation);
SendData(CrossdomainPolicy.GetBytes());
SessionManager.StopSession(mId);
}
else
{
SessionManager.StopSession(mId);
}
}
public void ParsePacket(ref byte[] bytes)
{
if (bytes[0] == 64)
{
int i = 0;
while (i < bytes.Length)
{
try
{
int num = Base64Encoding.DecodeInt32(new byte[]
{
bytes[i++],
bytes[i++],
bytes[i++]
});
uint uint_ = Base64Encoding.DecodeUInt32(new byte[]
{
bytes[i++],
bytes[i++]
});
byte[] array = new byte[num - 2];
for (int j = 0; j < array.Length; j++)
{
array[j] = bytes[i++];
}
if (this.ClientMessageHandler == null)
{
this.CreateClientMessageHandler();
}
ClientMessage @class = new ClientMessage(uint_, array);
if (@class != null)
{
try
{
if (int.Parse(GoldTree.GetConfig().data["debug"]) == 1)
{
Logging.WriteLine(string.Concat(new object[]
{
"[",
this.ID,
"] --> [",
@class.Id,
"] ",
@class.Header,
@class.GetBody()
}));
}
}
catch
{
}
Interface @interface;
if (GoldTree.GetPacketManager().Handle(@class.Id, out @interface))
{
try
{
@interface.Handle(this, @class);
}
catch (Exception ex)
{
Logging.LogException("Error: " + ex.ToString());
this.method_12();
}
}
}
}
catch (Exception ex)
{
if (ex.GetType() == typeof(IndexOutOfRangeException))
{
return;
}
Logging.LogException("Error: " + ex.ToString());
this.method_12();
}
}
}
else
{
if (true) //Class13.Boolean_7)
{
this.Connection.SendMessage(CrossdomainPolicy.GetXmlPolicy());
//this.Message1_0.SendData(GoldTree.GetDefaultEncoding().GetBytes(CrossdomainPolicy.GetXmlPolicy()));
this.Connection.Close();
}
}
}
public void method_13(ref byte[] byte_0)
{
if (byte_0[0] == 64)
{
int i = 0;
while (i < byte_0.Length)
{
try
{
int num = Base64Encoding.DecodeInt32(new byte[]
{
byte_0[i++],
byte_0[i++],
byte_0[i++]
});
uint uint_ = Base64Encoding.DecodeUInt32(new byte[]
{
byte_0[i++],
byte_0[i++]
});
byte[] array = new byte[num - 2];
for (int j = 0; j < array.Length; j++)
{
array[j] = byte_0[i++];
}
if (this.class17_0 == null)
{
this.method_4();
}
ClientMessage @class = new ClientMessage(uint_, array);
if (@class != null)
{
try
{
if (int.Parse(GoldTree.GetConfig().data["debug"]) == 1)
{
Logging.WriteLine(string.Concat(new object[]
{
"[",
this.UInt32_0,
"] --> [",
@class.Id,
"] ",
@class.Header,
@class.GetBody()
}));
}
}
catch
{
}
Interface @interface;
if (GoldTree.smethod_10().Handle(@class.Id, out @interface))
{
@interface.Handle(this, @class);
}
}
}
catch (Exception ex)
{
Logging.LogException("Error: " + ex.ToString());
this.method_12();
}
}
}
else
{
if (true) //Class13.Boolean_7)
{
this.Message1_0.method_4(CrossdomainPolicy.GetXmlPolicy());
this.Message1_0.Dispose();
}
}
}
private void HandleConnectionData(ref byte[] data)
{
int pos = 0;
while (pos < data.Length)
{
try
{
// Total length of message (without this): 3 Base64 bytes
int messageLength = Base64Encoding.DecodeInt32(new byte[] { data[pos++], data[pos++], data[pos++] });
// ID of message: 2 Base64 bytes
uint messageID = Base64Encoding.DecodeUInt32(new byte[] { data[pos++], data[pos++] });
// Data of message: (messageLength - 2) bytes
byte[] Content = new byte[messageLength - 2];
for (int i = 0; i < Content.Length; i++)
{
Content[i] = data[pos++];
}
// Create message object
IncomingMessage message = new IncomingMessage(messageID, Content);
if (this.mUser.IsLoggedIn())
{
Core.GetStandardOut().PrintDebug("[" + this.mUser.GetUsername() + "] -- > " + message.Header + message.GetContentString());
}
else
{
Core.GetStandardOut().PrintDebug("[No Name] -> " + message.Header + message.GetContentString());
}
// Handle message object
this.mPacketHandlers[messageID, 3].Invoke(message); // Execute High Priority
if (message.IsCancelled())
{
return;
}
this.mPacketHandlers[messageID, 2].Invoke(message); // Execute Low Priority
if (message.IsCancelled())
{
return;
}
this.mPacketHandlers[messageID, 1].Invoke(message); // Execute Default Action
this.mPacketHandlers[messageID, 0].Invoke(message); // Execute Watchers
}
catch (IndexOutOfRangeException) // Bad formatting!
{
// TODO: Move this to IHI
//IonEnvironment.GetHabboHotel().GetClients().StopClient(mID, 0);
}
catch (Exception ex)
{
Core.GetStandardOut().PrintError(ex.Message);
}
}
}
public override bool HandlePacket(GameClient session, ref byte[] packet)
{
try
{
for (int i = 0; i < packet.Length; i++)
{
if (this.ReadByte(packet[i]))
{
if (this.RC4 != null)
{
this.Packet = this.RC4.Decipher(this.Packet);
}
OldCryptoClientMessage message = new OldCryptoClientMessage();
message.Init(Base64Encoding.DecodeUInt32(new byte[] { this.Packet[0], this.Packet[1] }), this.Packet);
message.Skip(2);
session.HandlePacket(message);
Array.Clear(this.Packet, 0, this.Packet.Length);
this.Packet = null;
this.Lenght = null;
this.LenghtBytes = null;
this.Pointer = 0;
if (session.Disconnected)
{
return(false); //packet disconnected the user! :D
}
}
}
return(true);
}
catch (Exception ex)
{
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.AppendLine("Exception: " + ex.ToString());
stringBuilder.AppendLine("- - - DEBUG INFORMATION BELOW - - - ");
stringBuilder.AppendLine("Lenght bytes:" + string.Join(",", this.LenghtBytes));
stringBuilder.Append("Lenght bytes as UTF8: ");
foreach (byte?byte_ in this.LenghtBytes)
{
stringBuilder.Append(Encoding.UTF8.GetString(new byte[1] {
(byte)byte_
}));
}
stringBuilder.AppendLine();
stringBuilder.AppendLine("Lenght: " + this.Lenght);
if (this.Packet != null)
{
stringBuilder.AppendLine("Bytes readed: " + string.Join(",", this.Packet));
stringBuilder.AppendLine("Bytes readed as UTF8: " + Encoding.UTF8.GetString(this.Packet));
}
stringBuilder.AppendLine("Pointer: " + this.Pointer);
stringBuilder.AppendLine("Reading bytes: " + string.Join(",", packet));
stringBuilder.AppendLine("Reading bytes as UTF8: " + Encoding.UTF8.GetString(packet));
Logging.LogPacketException(stringBuilder.ToString());
session.Stop("OldCryptoDataDecoderHandler failed");
return(false);
}
}