Minecraft-Console-Client/DebugTools/MinecraftClientProxy/ZlibUtils.cs
2019-09-23 23:09:00 +02:00

34 lines
1.3 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Ionic.Zlib;
namespace MinecraftClient.Protocol.Handlers
{
/// <summary>
/// Quick Zlib compression handling for network packet compression.
/// Note: Underlying compression handling is taken from the DotNetZip Library.
/// This library is open source and provided under the Microsoft Public License.
/// More info about DotNetZip at dotnetzip.codeplex.com.
/// </summary>
public static class ZlibUtils
{
/// <summary>
/// Decompress a byte array into another byte array of the specified size
/// </summary>
/// <param name="to_decompress">Data to decompress</param>
/// <param name="size_uncompressed">Size of the data once decompressed</param>
/// <returns>Decompressed data as a byte array</returns>
public static byte[] Decompress(byte[] to_decompress, int size_uncompressed)
{
ZlibStream stream = new ZlibStream(new System.IO.MemoryStream(to_decompress, false), CompressionMode.Decompress);
byte[] packetData_decompressed = new byte[size_uncompressed];
stream.Read(packetData_decompressed, 0, size_uncompressed);
stream.Close();
return packetData_decompressed;
}
}
}