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Optimized SendPacket

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Anon 2026-03-26 14:14:14 +01:00
parent a2f7511ef7
commit ca5e7520cb
1 changed files with 23 additions and 7 deletions
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30
MinecraftClient/Protocol/Handlers/Protocol18.cs
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@ -3162,26 +3162,42 @@ namespace MinecraftClient.Protocol.Handlers
/// <param name="packetData">packet Data</param>
private void SendPacket(int packetId, IEnumerable<byte> packetData)
{
byte[] payload = packetData as byte[] ?? packetData.ToArray();
if (handler.GetNetworkPacketCaptureEnabled())
{
var clone = packetData.ToList();
handler.OnNetworkPacket(packetId, clone, currentState == CurrentState.Login, false);
handler.OnNetworkPacket(packetId, payload.ToList(), currentState == CurrentState.Login, false);
}
//log.Info($"[C -> S] Sending packet {packetId:X} > {dataTypes.ByteArrayToString(packetData.ToArray())}");
//The inner packet
var thePacket = dataTypes.ConcatBytes(DataTypes.GetVarInt(packetId), packetData.ToArray());
byte[] packetIdBytes = DataTypes.GetVarInt(packetId);
byte[] thePacket = new byte[packetIdBytes.Length + payload.Length];
Buffer.BlockCopy(packetIdBytes, 0, thePacket, 0, packetIdBytes.Length);
Buffer.BlockCopy(payload, 0, thePacket, packetIdBytes.Length, payload.Length);
if (compression_treshold >= 0) //Compression enabled?
{
thePacket = thePacket.Length >= compression_treshold
? dataTypes.ConcatBytes(DataTypes.GetVarInt(thePacket.Length), ZlibUtils.Compress(thePacket))
: dataTypes.ConcatBytes(DataTypes.GetVarInt(0), thePacket);
byte[] compressedHeader = thePacket.Length >= compression_treshold
? DataTypes.GetVarInt(thePacket.Length)
: DataTypes.GetVarInt(0);
byte[] compressedPayload = thePacket.Length >= compression_treshold
? ZlibUtils.Compress(thePacket)
: thePacket;
byte[] compressedPacket = new byte[compressedHeader.Length + compressedPayload.Length];
Buffer.BlockCopy(compressedHeader, 0, compressedPacket, 0, compressedHeader.Length);
Buffer.BlockCopy(compressedPayload, 0, compressedPacket, compressedHeader.Length, compressedPayload.Length);
thePacket = compressedPacket;
}
//log.Debug("[C -> S] Sending packet " + packetId + " > " + dataTypes.ByteArrayToString(dataTypes.ConcatBytes(dataTypes.GetVarInt(thePacket.Length), thePacket)));
socketWrapper.SendDataRAW(dataTypes.ConcatBytes(DataTypes.GetVarInt(thePacket.Length), thePacket));
byte[] packetLengthBytes = DataTypes.GetVarInt(thePacket.Length);
byte[] fullPacket = new byte[packetLengthBytes.Length + thePacket.Length];
Buffer.BlockCopy(packetLengthBytes, 0, fullPacket, 0, packetLengthBytes.Length);
Buffer.BlockCopy(thePacket, 0, fullPacket, packetLengthBytes.Length, thePacket.Length);
socketWrapper.SendDataRAW(fullPacket);
}
/// <summary>