private void SetParser(ushort id, Action <Packet> parser)
{
Packets.GetName(id);
Log.Debug("Added parser for packet {0} ({1} : 0x{1:X}).", Packets.GetName(id), id);
_parsers[id] = parser;
}
private void SetParser(ushort id, Action <Packet> parser)
{
if (_parsers.ContainsKey(id))
{
#if DEBUG
if (PacketNameDatabase.ContainsKey(id))
{
Log.Error("Duplicated parser for packet {0} ({1} {2} : 0x{2:X}).", PacketNameDatabase[id], Packets.GetName(id), id);
}
else
#endif
Log.Error("Duplicated parser for packet ({0} {1} : 0x{1:X}).", Packets.GetName(id), id);
}
#if DEBUG
if (PacketNameDatabase.ContainsKey(id))
{
Log.Debug("Added parser for packet {0} ({1} {2} : 0x{2:X}).", PacketNameDatabase[id], Packets.GetName(id), id);
}
else
{
Log.Debug("Added parser for packet ({0} {1} : 0x{1:X}).", Packets.GetName(id), id);
}
#endif
_parsers[id] = parser;
}
public void Send(Packet packet)
{
var buffer = packet.Writer.GetBuffer();
var bufferLength = buffer.Length;
var length = (ushort)(bufferLength + 2); // Length includes itself
#if DEBUG
var hexDump = BinaryWriterExt.HexDump(buffer);
// Stop frequent packets from spamming the console.
if (!DefaultServer.PacketDumpBlacklist.Contains(packet.Id))
{
if (DefaultServer.PacketNameDatabase.ContainsKey(packet.Id))
{
Log.Info("Sending packet {0} ({1} id {2}, 0x{2:X}).", DefaultServer.PacketNameDatabase[packet.Id],
Packets.GetName(packet.Id), packet.Id);
}
else
{
Log.Info("Sending unnamed packet ({0} id {1}, 0x{1:X}).",
Packets.GetName(packet.Id), packet.Id);
}
if (bufferLength != 0)
{
Log.Debug("HexDump {0} (Size: {1}):{2}{3}", packet.Id, bufferLength, Environment.NewLine, hexDump);
}
else
{
Log.Debug("HexDump {0}:{1}{2}", packet.Id, Environment.NewLine, hexDump);
}
}
if (DefaultServer.DumpOutgoing)
{
// Make sure the packetcaptures directory exists.
Directory.CreateDirectory("packetcaptures\\outgoing\\");
// Dump the received data in hex
if (DefaultServer.PacketNameDatabase.ContainsKey(packet.Id))
{
if (!File.Exists(
"packetcaptures\\outgoing\\" + DefaultServer.PacketNameDatabase[packet.Id] + ".txt"))
{
File.WriteAllText(
"packetcaptures\\outgoing\\" + DefaultServer.PacketNameDatabase[packet.Id] + ".txt",
hexDump);
}
}
else if (!File.Exists("packetcaptures\\outgoing\\" + packet.Id + ".txt"))
{
File.WriteAllText("packetcaptures\\outgoing\\" + packet.Id + ".txt", hexDump);
}
// Dump the received data into a binary file
if (DefaultServer.PacketNameDatabase.ContainsKey(packet.Id))
{
if (!File.Exists(
"packetcaptures\\outgoing\\" + DefaultServer.PacketNameDatabase[packet.Id] + ".bin"))
{
File.WriteAllBytes(
"packetcaptures\\outgoing\\" + DefaultServer.PacketNameDatabase[packet.Id] + ".bin",
buffer);
}
}
else if (!File.Exists("packetcaptures\\outgoing\\" + packet.Id + ".bin"))
{
File.WriteAllBytes("packetcaptures\\outgoing\\" + packet.Id + ".bin", buffer);
}
}
#endif
try
{
_ns.Write(BitConverter.GetBytes(length), 0, 2);
_ns.Write(buffer, 0, bufferLength);
}
catch (Exception ex)
{
KillConnection(ex);
}
}
public void Parse(Packet packet)
{
#if DEBUG
var hexDump = BinaryWriterExt.HexDump(packet.Buffer);
if (DumpIncoming)
{
// Make sure the packetcaptures directory exists.
Directory.CreateDirectory("packetcaptures\\incoming\\");
// Dump the received data in hex
if (PacketNameDatabase.ContainsKey(packet.Id))
{
if (!File.Exists("packetcaptures\\incoming\\" + PacketNameDatabase[packet.Id] + ".txt"))
{
File.WriteAllText("packetcaptures\\incoming\\" + PacketNameDatabase[packet.Id] + ".txt", hexDump);
}
}
else if (!File.Exists("packetcaptures\\incoming\\" + packet.Id + ".txt"))
{
File.WriteAllText("packetcaptures\\incoming\\" + packet.Id + ".txt", hexDump);
}
// Dump the received data into a binary file
if (PacketNameDatabase.ContainsKey(packet.Id))
{
if (!File.Exists("packetcaptures\\incoming\\" + PacketNameDatabase[packet.Id] + ".bin"))
{
File.WriteAllBytes("packetcaptures\\incoming\\" + PacketNameDatabase[packet.Id] + ".bin", packet.Buffer);
}
}
else if (!File.Exists("packetcaptures\\incoming\\" + packet.Id + ".bin"))
{
File.WriteAllBytes("packetcaptures\\incoming\\" + packet.Id + ".bin", packet.Buffer);
}
}
#endif
// Handle the packet.
if (_parsers.ContainsKey(packet.Id))
{
#if DEBUG
// Stop frequent packets from spamming the console.
if (!PacketDumpBlacklist.Contains(packet.Id))
{
if (PacketNameDatabase.ContainsKey(packet.Id))
{
Log.Info("Handling packet {0} ({1} id {2}, 0x{2:X}) on {3}.", PacketNameDatabase[packet.Id],
Packets.GetName(packet.Id), packet.Id, _port);
}
else
{
Log.Info("Handling unnamed packet ({0} id {1}, 0x{1:X}) on {2}.", Packets.GetName(packet.Id), packet.Id, _port);
}
Log.Debug("HexDump {0}:{1}{2}", packet.Id, Environment.NewLine, hexDump);
}
#endif
_parsers[packet.Id](packet);
}
else
{
#if DEBUG
if (PacketNameDatabase.ContainsKey(packet.Id))
{
Log.Info("Received unhandled packet {0} ({1} id {2}, 0x{2:X}) on {3}.", PacketNameDatabase[packet.Id],
Packets.GetName(packet.Id), packet.Id, _port);
Log.Debug("HexDump {0} ({1} id {2}, 0x{2:X}):{3}{4}", PacketNameDatabase[packet.Id],
Packets.GetName(packet.Id), packet.Id, Environment.NewLine, hexDump);
return;
}
#endif
Log.Warning("Received unhandled packet {0} (id {1}, 0x{1:X}) on {2}.", Packets.GetName(packet.Id), packet.Id, _port);
#if DEBUG
Log.Debug("HexDump {0} (id {1}, 0x{1:X}):{2}{3}", Packets.GetName(packet.Id), packet.Id, Environment.NewLine, hexDump);
#endif
}
}