public void AddReceivePacket(byte[] processedBytes, int length, string message, PacketHandler handler)
{
byte[] toAdd = new byte[processedBytes.Length];
for (int i = 0; i < length; i++)
{
toAdd[i] = processedBytes[i];
}
Packets.Enqueue(new PacketReceiveSimulation(toAdd, length, message, handler));
Console.WriteLine("Logging Received Packet: " + PacketHandlers.Handlers[handler.PacketID].OnReceive.Method.ToString());
}
public static void Initialize()
{
m_OldEFHandler = PacketHandlers.GetHandler(0xEF);
PacketHandlers.Register(0xEF, 21, false, new Server.Network.OnPacketReceive(LoginServerSeed));
PacketHandlers.Register(Config.EncapsulationHeader, 0, false, new Server.Network.OnPacketReceive(UOExtPacket));
uint ip = (uint)(BitConverter.ToInt32(IPAddress.Parse(Config.IP).GetAddressBytes(), 0));
m_UOExtSupport = new UOExtSupport();
m_UOExtSupport.SetStatic();
m_handler = UOExt.PacketHandler.Instatinate();
Console.WriteLine("UOExt: Adapter started.");
}
public static void Initialize()
{
m_OldEFHandler = PacketHandlers.GetHandler(0xEF);
PacketHandlers.Register(0xEF, 21, false, new Server.Network.OnPacketReceive(LoginServerSeed));
PacketHandlers.Register(Config.EncapsulationHeader, 0, false, new Server.Network.OnPacketReceive(UOExtPacket));
uint ip = (uint)(BitConverter.ToInt32(IPAddress.Parse(Config.IP).GetAddressBytes(), 0));
m_UOExtSupport = new UOExtSupport();
m_UOExtSupport.SetStatic();
m_handler = UOExt.PacketHandler.Instatinate();
Console.WriteLine("UOExt: Adapter started.");
}
public static void Configure()
{
EventSink.QuestGumpRequest += XmlQuest.QuestButton;
ContentChangeParent = PacketHandlers.GetHandler(0x66);
UseReqParent = PacketHandlers.GetHandler(0x06);
LookReqParent = PacketHandlers.GetHandler(0x09);
PacketHandlers.Register(0x66, 0, true, BaseEntryBook.ContentChange);
PacketHandlers.Register(0x06, 5, true, XmlAttach.UseReq);
PacketHandlers.Register(0x09, 5, true, XmlAttach.LookReq);
#if CLIENT6017
PacketHandlers.Register6017(0x66, 0, true, BaseEntryBook.ContentChange);
PacketHandlers.Register6017(0x06, 5, true, XmlAttach.UseReq);
PacketHandlers.Register6017(0x09, 5, true, XmlAttach.LookReq);
#endif
}
public static void Register(int packetID, bool ingame, OnPacketReceive onReceive)
{
m_Handlers[packetID] = new PacketHandler(packetID, 0, ingame, onReceive);
}
public PacketReceiveSimulation(byte[] sentBytes, int length, string message, PacketHandler handler)
: base(sentBytes, length, message)
{
Handler = handler;
}
public void AddReceivePacket(byte[] processedBytes, int length, string message, PacketHandler handler)
{
byte[] toAdd = new byte[processedBytes.Length];
for (int i = 0; i < length; i++)
{
toAdd[i] = processedBytes[i];
}
Packets.Enqueue(new PacketReceiveSimulation(toAdd, length, message, handler));
Console.WriteLine("Logging Received Packet: " + PacketHandlers.Handlers[handler.PacketID].OnReceive.Method.ToString());
}
public static void Register(int packetID, int length, bool ingame, OnPacketReceive onReceive)
{
m_Handlers[packetID] = new PacketHandler(packetID, length, ingame, onReceive);
}
public static void Register(int cmd, bool ingame, OnPacketReceive onReceive) => _handlers[cmd] = new PacketHandler(cmd, 0, ingame, onReceive);
public bool HandleReceive(NetState ns)
{
ByteQueue buffer = ns.Buffer;
if (buffer == null || buffer.Length <= 0)
{
return(true);
}
lock ( buffer )
{
int length = buffer.Length;
if (!ns.Seeded)
{
if (buffer.GetPacketID() == 0xEF)
{
// new packet in client 6.0.5.0 replaces the traditional seed method with a seed packet
// 0xEF = 239 = multicast IP, so this should never appear in a normal seed. So this is backwards compatible with older clients.
ns.Seeded = true;
}
else if (buffer.Length >= 4)
{
buffer.Dequeue(m_Peek, 0, 4);
int seed = (m_Peek[0] << 24) | (m_Peek[1] << 16) | (m_Peek[2] << 8) | m_Peek[3];
if (seed == 0)
{
Console.WriteLine("Login: {0}: Invalid client detected, disconnecting", ns);
ns.Dispose();
return(false);
}
ns.m_Seed = seed;
ns.Seeded = true;
length = buffer.Length;
}
else
{
return(true);
}
}
while (length > 0 && ns.Running)
{
int packetID = buffer.GetPacketID();
if (!ns.SentFirstPacket && packetID != 0xF0 && packetID != 0xF1 && packetID != 0xCF && packetID != 0x80 && packetID != 0x91 && packetID != 0xA4 && packetID != 0xEF)
{
Console.WriteLine("Client: {0}: Encrypted client detected, disconnecting", ns);
ns.Dispose();
break;
}
PacketHandler handler = ns.GetHandler(packetID);
if (handler == null)
{
byte[] data = new byte[length];
length = buffer.Dequeue(data, 0, length);
new PacketReader(data, length, false).Trace(ns);
break;
}
int packetLength = handler.Length;
if (packetLength <= 0)
{
if (length >= 3)
{
packetLength = buffer.GetPacketLength();
if (packetLength < 3)
{
ns.Dispose();
break;
}
}
else
{
break;
}
}
if (length >= packetLength)
{
if (handler.Ingame && ns.Mobile == null)
{
Console.WriteLine("Client: {0}: Sent ingame packet (0x{1:X2}) before having been attached to a mobile", ns, packetID);
ns.Dispose();
break;
}
else if (handler.Ingame && ns.Mobile.Deleted)
{
ns.Dispose();
break;
}
else
{
ThrottlePacketCallback throttler = handler.ThrottleCallback;
if (throttler != null && !throttler(ns))
{
m_Throttled.Enqueue(ns);
return(false);
}
PacketReceiveProfile prof = PacketReceiveProfile.Acquire(packetID);
if (prof != null)
{
prof.Start();
}
byte[] packetBuffer;
if (BufferSize >= packetLength)
{
packetBuffer = m_Buffers.AcquireBuffer();
}
else
{
packetBuffer = new byte[packetLength];
}
packetLength = buffer.Dequeue(packetBuffer, 0, packetLength);
PacketReader r = new PacketReader(packetBuffer, packetLength, handler.Length != 0);
handler.OnReceive(ns, r);
length = buffer.Length;
if (BufferSize >= packetLength)
{
m_Buffers.ReleaseBuffer(packetBuffer);
}
if (prof != null)
{
prof.Finish(packetLength);
}
}
}
else
{
break;
}
}
}
return(true);
}
public bool HandleReceive(NetState ns)
{
lock ( ns )
{
ByteQueue buffer = ns.Buffer;
if (buffer == null)
{
return(true);
}
int length = buffer.Length;
if (!ns.Seeded)
{
if (length >= 4)
{
buffer.Dequeue(m_Peek, 0, 4);
int seed = (m_Peek[0] << 24) | (m_Peek[1] << 16) | (m_Peek[2] << 8) | m_Peek[3];
//Console.WriteLine( "Login: {0}: Seed is 0x{1:X8}", ns, seed );
if (seed == 0)
{
log.Warn(String.Format("Login: {0}: Invalid client detected, disconnecting", ns));
ns.Dispose();
return(false);
}
ns.m_Seed = seed;
ns.Seeded = true;
}
return(true);
}
//Console.WriteLine( "{" );
while (length > 0 && ns.Running)
{
int packetID = buffer.GetPacketID();
if (!ns.SentFirstPacket && packetID != 0xF1 && packetID != 0xCF && packetID != 0x80 && packetID != 0x91 && packetID != 0xA4 && packetID != 0xBF)
{
log.Warn(String.Format("Client: {0}: Encrypted client detected, disconnecting", ns));
ns.Dispose();
break;
}
PacketHandler handler = PacketHandlers.GetHandler(packetID);
if (handler == null)
{
byte[] data = new byte[length];
length = buffer.Dequeue(data, 0, length);
new PacketReader(data, length, false).Trace(ns);
break;
}
int packetLength = handler.Length;
if (packetLength <= 0)
{
if (length >= 3)
{
packetLength = buffer.GetPacketLength();
if (packetLength < 3)
{
ns.Dispose();
break;
}
}
else
{
break;
}
}
if (length >= packetLength)
{
if (handler.Ingame && ns.Mobile == null)
{
log.Warn(String.Format("Client: {0}: Sent ingame packet (0x{1:X2}) before having been attached to a mobile", ns, packetID));
ns.Dispose();
break;
}
else if (handler.Ingame && ns.Mobile.Deleted)
{
ns.Dispose();
break;
}
else
{
ThrottlePacketCallback throttler = handler.ThrottleCallback;
if (throttler != null && !throttler(ns))
{
m_Throttled.Enqueue(ns);
//Console.WriteLine( "}" );
return(false);
}
//Console.WriteLine( handler.OnReceive.Method.Name );
PacketProfile profile = PacketProfile.GetIncomingProfile(packetID);
DateTime start = (profile == null ? DateTime.MinValue : DateTime.Now);
byte[] packetBuffer;
if (BufferSize >= packetLength)
{
packetBuffer = m_Buffers.AquireBuffer();
}
else
{
packetBuffer = new byte[packetLength];
}
packetLength = buffer.Dequeue(packetBuffer, 0, packetLength);
PacketReader r = new PacketReader(packetBuffer, packetLength, handler.Length != 0);
try {
handler.OnReceive(ns, r);
} catch (Exception e) {
log.Fatal(String.Format("Exception disarmed in HandleReceive from {0}",
ns.Address), e);
}
length = buffer.Length;
if (BufferSize >= packetLength)
{
m_Buffers.ReleaseBuffer(packetBuffer);
}
if (profile != null)
{
profile.Record(packetLength, DateTime.Now - start);
}
//Console.WriteLine( "Client: {0}: Unhandled packet 0x{1:X2}", ns, packetID );
//Utility.FormatBuffer( Console.Out, new System.IO.MemoryStream( r.Buffer ), r.Buffer.Length );
}
}
else
{
break;
}
}
//Console.WriteLine( "}" );
}
return(true);
}
public void HandleReceive(NetState ns)
{
ByteQueue buffer = ns.Buffer;
if (buffer == null || buffer.Length <= 0)
{
return;
}
lock (buffer)
{
if (!ns.Seeded && !HandleSeed(ns, buffer))
{
return;
}
int length = buffer.Length;
while (length > 0 && ns.Running)
{
int packetID = buffer.GetPacketID();
if (CheckEncrypted(ns, packetID))
{
return;
}
PacketHandler handler = ns.GetHandler(packetID);
if (handler == null)
{
var data = new byte[length];
length = buffer.Dequeue(data, 0, length);
new PacketReader(data, length, false).Trace(ns);
return;
}
int packetLength = handler.Length;
if (packetLength <= 0)
{
if (length >= 3)
{
packetLength = buffer.GetPacketLength();
if (packetLength < 3)
{
ns.Dispose();
return;
}
}
else
{
return;
}
}
if (length < packetLength)
{
return;
}
if (handler.Ingame)
{
if (ns.Mobile == null)
{
Utility.PushColor(ConsoleColor.Red);
Console.WriteLine("Client: {0}: Packet (0x{1:X2}) Requires State Mobile", ns, packetID);
Utility.PopColor();
ns.Dispose();
return;
}
if (ns.Mobile.Deleted)
{
Utility.PushColor(ConsoleColor.Red);
Console.WriteLine("Client: {0}: Packet (0x{1:X2}) Ivalid State Mobile", ns, packetID);
Utility.PopColor();
ns.Dispose();
return;
}
}
ThrottlePacketCallback throttler = handler.ThrottleCallback;
if (throttler != null)
{
bool drop;
if (!throttler(ns, out drop))
{
if (!drop)
{
m_Throttled.Enqueue(ns);
}
else
{
buffer.Dequeue(new byte[packetLength], 0, packetLength);
}
return;
}
}
PacketReceiveProfile prof = null;
if (Core.Profiling)
{
prof = PacketReceiveProfile.Acquire(packetID);
}
if (prof != null)
{
prof.Start();
}
byte[] packetBuffer;
if (BufferSize >= packetLength)
{
packetBuffer = m_Buffers.AcquireBuffer();
}
else
{
packetBuffer = new byte[packetLength];
}
packetLength = buffer.Dequeue(packetBuffer, 0, packetLength);
if (packetBuffer != null && packetBuffer.Length > 0 && packetLength > 0)
{
PacketReader r = new PacketReader(packetBuffer, packetLength, handler.Length != 0);
handler.OnReceive(ns, r);
if (BufferSize >= packetLength)
{
m_Buffers.ReleaseBuffer(packetBuffer);
}
}
if (prof != null)
{
prof.Finish(packetLength);
}
length = buffer.Length;
}
}
}
public void HandleReceive(NetState ns)
{
ByteQueue buffer = ns.Buffer;
if (buffer == null || buffer.Length <= 0)
{
return;
}
lock (buffer)
{
if (!ns.Seeded)
{
if (!HandleSeed(ns, buffer))
{
return;
}
}
int length = buffer.Length;
while (length > 0 && ns.Running)
{
int packetID = buffer.GetPacketID();
if (CheckEncrypted(ns, packetID))
{
break;
}
PacketHandler handler = ns.GetHandler(packetID);
if (handler == null)
{
var data = new byte[length];
length = buffer.Dequeue(data, 0, length);
new PacketReader(data, length, false).Trace(ns);
break;
}
int packetLength = handler.Length;
if (packetLength <= 0)
{
if (length >= 3)
{
packetLength = buffer.GetPacketLength();
if (packetLength < 3)
{
ns.Dispose();
break;
}
}
else
{
break;
}
}
if (length >= packetLength)
{
if (handler.Ingame)
{
if (ns.Mobile == null)
{
Utility.PushColor(ConsoleColor.DarkRed);
Console.WriteLine(
"Client: {0}: Sent ingame packet (0x{1:X2}) before having been attached to a mobile", ns, packetID);
Utility.PopColor();
ns.Dispose();
break;
}
else if (ns.Mobile.Deleted)
{
ns.Dispose();
break;
}
}
ThrottlePacketCallback throttler = handler.ThrottleCallback;
if (throttler != null && !throttler(ns))
{
m_Throttled.Enqueue(ns);
return;
}
PacketReceiveProfile prof = null;
if (Core.Profiling)
{
prof = PacketReceiveProfile.Acquire(packetID);
}
if (prof != null)
{
prof.Start();
}
byte[] packetBuffer;
if (BufferSize >= packetLength)
{
packetBuffer = m_Buffers.AcquireBuffer();
}
else
{
packetBuffer = new byte[packetLength];
}
packetLength = buffer.Dequeue(packetBuffer, 0, packetLength);
PacketReader r = new PacketReader(packetBuffer, packetLength, handler.Length != 0);
handler.OnReceive(ns, r);
length = buffer.Length;
if (BufferSize >= packetLength)
{
m_Buffers.ReleaseBuffer(packetBuffer);
}
if (prof != null)
{
prof.Finish(packetLength);
}
}
else
{
break;
}
}
}
#region Enhance Client
// Would be nicer to detect the enhanced client in clientversion.cs
// It seems that UOKR-EH sends a version number bigger 66.0.0.0, UOSA-EH bigger 67.0.0.0
try
{
if (ns.Version.Major > 8)
{
ns.IsKRClient = true;
}
}
//Standard classic client does not display version this early, so we can rule SA enhanced client out
catch
{
ns.IsKRClient = false;
}
return;
#endregion
}
public void HandleReceive(NetState ns)
{
ByteQueue buffer = ns.Buffer;
if (buffer == null || buffer.Length <= 0)
{
return;
}
lock (buffer)
{
if (!ns.Seeded)
{
if (!HandleSeed(ns, buffer))
{
return;
}
}
int length = buffer.Length;
while (length > 0 && ns.Running)
{
int packetID = buffer.GetPacketID();
if (CheckEncrypted(ns, packetID))
{
break;
}
PacketHandler handler = ns.GetHandler(packetID);
if (handler == null)
{
byte[] data = new byte[length];
length = buffer.Dequeue(data, 0, length);
new PacketReader(data, length, false).Trace(ns);
break;
}
int packetLength = handler.Length;
if (packetLength <= 0)
{
if (length >= 3)
{
packetLength = buffer.GetPacketLength();
if (packetLength < 3)
{
ns.Dispose();
break;
}
}
else
{
break;
}
}
if (length >= packetLength)
{
if (handler.Ingame)
{
if (ns.Mobile == null)
{
Utility.WriteConsole(ConsoleColor.Yellow, "Client: {0}: Sent ingame packet (0x{1:X2}) before having been attached to a mobile", ns, packetID);
ns.Dispose();
break;
}
else if (ns.Mobile.Deleted)
{
ns.Dispose();
break;
}
}
ThrottlePacketCallback throttler = handler.ThrottleCallback;
if (throttler != null && !throttler(ns))
{
m_Throttled.Enqueue(ns);
return;
}
PacketReceiveProfile prof = null;
if (Core.Profiling)
{
prof = PacketReceiveProfile.Acquire(packetID);
}
if (prof != null)
{
prof.Start();
}
byte[] packetBuffer;
if (BufferSize >= packetLength)
{
packetBuffer = m_Buffers.AcquireBuffer();
}
else
{
packetBuffer = new byte[packetLength];
}
packetLength = buffer.Dequeue(packetBuffer, 0, packetLength);
PacketReader r = new PacketReader(packetBuffer, packetLength, handler.Length != 0);
handler.OnReceive(ns, r);
length = buffer.Length;
if (BufferSize >= packetLength)
{
m_Buffers.ReleaseBuffer(packetBuffer);
}
if (prof != null)
{
prof.Finish(packetLength);
}
}
else
{
break;
}
}
}
}
public static void Register6017( int packetID, int length, bool ingame, OnPacketReceive onReceive )
{
m_6017Handlers[packetID] = new PacketHandler( packetID, length, ingame, onReceive );
}
public PacketReceiveSimulation(byte[] sentBytes, int length, string message, PacketHandler handler)
: base(sentBytes, length, message)
{
Handler = handler;
}
public static void RegisterExtended( int packetID, bool ingame, OnPacketReceive onReceive )
{
if ( packetID >= 0 && packetID < 0x100 )
m_ExtendedHandlersLow[packetID] = new PacketHandler( packetID, 0, ingame, onReceive );
else
m_ExtendedHandlersHigh[packetID] = new PacketHandler( packetID, 0, ingame, onReceive );
}
public static void Register(int packetID, bool ingame, OnPacketReceive onReceive)
{
_handlers[packetID] = new PacketHandler(packetID, 0, ingame, onReceive);
}
