56 lines
1.3 KiB
C#
56 lines
1.3 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.IO.Compression;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace OpenSim.Modules.DataValue
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{
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class Compress
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{
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public static void CopyTo(Stream src, Stream dest)
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{
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byte[] bytes = new byte[4096];
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int cnt;
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while ((cnt = src.Read(bytes, 0, bytes.Length)) != 0)
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{
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dest.Write(bytes, 0, cnt);
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}
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}
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public static byte[] Zip(string str)
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{
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var bytes = Encoding.UTF8.GetBytes(str);
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using (var msi = new MemoryStream(bytes))
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using (var mso = new MemoryStream())
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{
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using (var gs = new GZipStream(mso, CompressionMode.Compress))
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{
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CopyTo(msi, gs);
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}
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return mso.ToArray();
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}
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}
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public static string Unzip(byte[] bytes)
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{
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using (var msi = new MemoryStream(bytes))
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using (var mso = new MemoryStream())
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{
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using (var gs = new GZipStream(msi, CompressionMode.Decompress))
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{
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CopyTo(gs, mso);
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}
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return Encoding.UTF8.GetString(mso.ToArray());
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}
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}
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}
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}
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