mirror of
https://github.com/vxunderground/MalwareSourceCode.git
synced 2024-12-30 06:55:27 +00:00
1566 lines
33 KiB
C#
1566 lines
33 KiB
C#
// Decompiled with JetBrains decompiler
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// Type: k
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// Assembly: Fugi, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
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// MVID: BEDD3B0B-7024-4DCA-82E7-4DC806657EA8
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// Assembly location: C:\Users\Administrateur\Downloads\Virusshare-00002-msil\Trojan-Dropper.Win32.Dapato.adjp-c7222843a23fc031926828311c4204ba181271a1dde91017bc4695dc95b5fc46.exe
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using System;
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using System.Collections;
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using System.IO;
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internal sealed class k
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{
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public sealed class a : Stream, IDisposable
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{
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private const int a = 8192;
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private Stream b;
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private bool c;
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private bool d;
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private k.b e;
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private byte[] f;
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private int g;
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public a(Stream a)
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: this(a, false)
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{
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}
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public a(Stream a1, bool a2)
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{
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this.b = (a1 == null ? 0 : 1) != 0 ? a1 : throw new ArgumentNullException();
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label_4:
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int num = 1;
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while (true)
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{
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switch (num)
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{
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case 0:
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this.e = new k.b(a1);
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num = 4;
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continue;
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case 1:
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this.c = a2;
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num = 2;
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continue;
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case 2:
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this.d = true;
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num = 3;
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continue;
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case 3:
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this.f = new byte[8192];
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num = 0;
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continue;
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case 4:
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goto label_9;
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default:
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goto label_4;
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}
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}
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label_9:;
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}
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public Stream a => this.b;
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public override bool CanSeek => false;
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public override bool CanRead => false;
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public override bool CanWrite => true;
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public override long Length => throw new NotImplementedException();
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public override long Position
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{
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get => throw new NotImplementedException();
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set => throw new NotImplementedException();
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}
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public override long Seek(long offset, SeekOrigin origin) => throw new NotImplementedException();
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public override void SetLength(long value) => throw new NotImplementedException();
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private void a()
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{
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if (!this.d)
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throw new InvalidOperationException("Stream is closed.");
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}
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public override int Read(byte[] buffer, int offset, int count) => throw new NotSupportedException();
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public override void Write(byte[] buffer, int offset, int count)
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{
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if ((count >= 0 ? 0 : 1) != 0 || count > buffer.Length)
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throw new ArgumentOutOfRangeException(nameof (count));
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if (offset < 0 || offset > buffer.Length)
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throw new ArgumentOutOfRangeException(nameof (offset));
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if (offset + count > buffer.Length)
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throw new ArgumentException("offset + count out of buffer");
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this.a();
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if (this.g + count > 8192)
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this.b();
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if (count >= 8192)
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{
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int num;
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for (num = 0; count - num > 32768; num += 32768)
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this.e.a(buffer, offset + num, 32768, false);
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this.e.a(buffer, offset + num, count - num, false);
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}
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else
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{
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Array.Copy((Array) buffer, offset, (Array) this.f, this.g, count);
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label_15:
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int num = 1;
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while (true)
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{
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switch (num)
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{
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case 0:
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if (this.g == 8192)
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{
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num = 2;
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continue;
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}
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goto label_19;
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case 1:
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this.g += count;
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num = 0;
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continue;
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case 2:
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goto label_20;
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default:
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goto label_15;
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}
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}
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label_19:
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return;
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label_20:
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this.b();
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}
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}
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private void b()
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{
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if (this.g <= 0)
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return;
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label_2:
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int num = 0;
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while (true)
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{
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switch (num)
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{
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case 0:
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this.e.a(this.f, 0, this.g, false);
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num = 1;
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continue;
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case 1:
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goto label_5;
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default:
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goto label_2;
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}
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}
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label_5:
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this.g = 0;
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}
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public override void Flush()
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{
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this.a();
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label_2:
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int num = 0;
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while (true)
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{
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switch (num)
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{
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case 0:
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if (this.g > 0)
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{
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num = 1;
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continue;
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}
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goto label_6;
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case 1:
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goto label_5;
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default:
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goto label_2;
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}
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}
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label_5:
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this.b();
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label_6:
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this.e.a(true, false);
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this.a.Flush();
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}
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private void c()
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{
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if (this.g > 0)
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{
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label_2:
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int num = 0;
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while (true)
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{
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switch (num)
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{
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case 0:
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this.e.a(this.f, 0, this.g, true);
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num = 1;
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continue;
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case 1:
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goto label_4;
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default:
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goto label_2;
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}
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}
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label_4:;
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}
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else
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this.e.a(false, true);
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}
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void IDisposable.Dispose()
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{
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if ((!this.d ? 1 : 0) == 0)
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{
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this.c();
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label_3:
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int num = 0;
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while (true)
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{
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switch (num)
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{
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case 0:
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this.f = (byte[]) null;
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num = 2;
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continue;
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case 1:
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if (!this.c)
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{
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num = 3;
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continue;
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}
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goto label_10;
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case 2:
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this.e = (k.b) null;
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num = 1;
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continue;
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case 3:
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this.b.Close();
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num = 4;
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continue;
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case 4:
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goto label_9;
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default:
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goto label_3;
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}
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}
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label_9:
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this.b = (Stream) null;
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label_10:
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this.d = false;
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}
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this.Close();
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}
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}
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private sealed class b
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{
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public const int a = 32768;
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private Stream b;
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private k.h c;
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private k.d d;
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public b(Stream a)
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{
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this.b = (a == null ? 0 : 1) != 0 ? a : throw new ArgumentNullException();
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label_5:
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int num = 0;
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while (true)
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{
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switch (num)
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{
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case 0:
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this.c = new k.h(a);
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num = 1;
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continue;
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case 1:
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this.d = new k.d();
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num = 2;
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continue;
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case 2:
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goto label_4;
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default:
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goto label_5;
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}
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}
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label_4:;
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}
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public Stream a => this.b;
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internal void a(k.g a1, out int[] a2, out int[] a3, out int a4)
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{
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a2 = new int[286];
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a3 = new int[30];
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a4 = 0;
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int index1 = 0;
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int index2 = 0;
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if ((index2 == 0 ? 1 : 0) != 0)
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goto label_10;
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label_1:
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ushort index3 = (ushort) a1.a[index1];
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if (index3 <= (ushort) 256)
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{
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++a2[(int) index3];
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++index1;
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}
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else
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{
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++a2[(int) index3];
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label_5:
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int num = 0;
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while (true)
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{
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switch (num)
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{
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case 0:
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++a3[(int) (ushort) a1.a[index1 + 2]];
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num = 2;
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continue;
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case 1:
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a4 += (int) (byte) a1.b[index2] + (int) (byte) a1.b[index2 + 1];
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num = 3;
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continue;
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case 2:
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index1 += 4;
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num = 1;
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continue;
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case 3:
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goto label_9;
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default:
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goto label_5;
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}
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}
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label_9:
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index2 += 2;
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}
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label_10:
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if (index1 < a1.a.Count)
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goto label_1;
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}
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public void a(bool a1, bool a2)
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{
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this.c.a(a2);
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if ((!a1 ? 1 : 0) == 0)
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{
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this.c.a(0, 2);
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label_3:
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int num = 0;
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while (true)
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{
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switch (num)
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{
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case 0:
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this.c.a();
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num = 2;
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continue;
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case 1:
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this.c.a((int) ushort.MaxValue, 16);
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num = 3;
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continue;
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case 2:
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this.c.a(0, 16);
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num = 1;
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continue;
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case 3:
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goto label_8;
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default:
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goto label_3;
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}
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}
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}
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else
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{
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this.c.a(1, 2);
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global::g g = global::f.r[256];
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this.c.b(g.a, g.b);
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}
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label_8:
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if (!a2)
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return;
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this.c.a();
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}
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public void a(byte[] a1, int a2, int a3, bool a4)
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{
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if (a3 > 32768)
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throw new ArgumentOutOfRangeException();
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k.g a5 = this.d.a(a1, a2, a3);
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if ((a5 == null ? 0 : 1) == 0)
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throw new InvalidOperationException();
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if (a5.c != a3)
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throw new InvalidOperationException();
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a5.a();
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int[] a6;
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int[] a7;
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int a8;
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this.a(a5, out a6, out a7, out a8);
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int[] a9 = global::f.a(a6);
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int[] a10 = global::f.a(a7);
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int num1 = (4 + a3) * 8;
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int num2 = this.c.a >= 3 ? num1 + (this.c.a - 3) : num1 + (5 + this.c.a);
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int num3 = global::f.a(a9, a6) + global::f.a(a10, a7) + a8;
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int num4 = global::f.b(a9, a10) + a8;
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bool flag1 = num4 <= num3 || num2 <= num3;
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if (!flag1)
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{
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int num5 = num3 + this.a(a9, a10);
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flag1 = num4 <= num5 || num2 <= num5;
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|
}
|
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bool flag2 = num2 < num4;
|
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this.c.a(a4);
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if (flag2 && flag1)
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{
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this.c.a(0, 2);
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|
label_11:
|
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int num6 = 3;
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|
int a11;
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|
int a12;
|
|
while (true)
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|
{
|
|
switch (num6)
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|
{
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case 0:
|
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this.c.a();
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num6 = 6;
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|
continue;
|
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case 1:
|
|
this.c.a(a11, 16);
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num6 = 2;
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|
continue;
|
|
case 2:
|
|
this.c.a(a12, 16);
|
|
num6 = 0;
|
|
continue;
|
|
case 3:
|
|
this.c.a();
|
|
num6 = 5;
|
|
continue;
|
|
case 4:
|
|
a12 = ~a3 & (int) ushort.MaxValue;
|
|
num6 = 1;
|
|
continue;
|
|
case 5:
|
|
a11 = a3;
|
|
num6 = 4;
|
|
continue;
|
|
case 6:
|
|
this.a(a1, a2, a3);
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|
num6 = 7;
|
|
continue;
|
|
case 7:
|
|
goto label_23;
|
|
default:
|
|
goto label_11;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
global::g[] a13;
|
|
global::g[] a14;
|
|
if (flag1)
|
|
{
|
|
this.c.a(1, 2);
|
|
a13 = global::f.r;
|
|
a14 = global::f.s;
|
|
}
|
|
else
|
|
{
|
|
this.c.a(2, 2);
|
|
this.a(a9, a10);
|
|
a13 = global::f.a(a9);
|
|
a14 = global::f.a(a10);
|
|
}
|
|
this.a(a5, a13, a14);
|
|
}
|
|
label_23:
|
|
if (!a4)
|
|
return;
|
|
this.c.a();
|
|
}
|
|
|
|
private void a(k.g a1, global::g[] a2, global::g[] a3)
|
|
{
|
|
int index1 = 0;
|
|
int index2 = 0;
|
|
if ((index2 == 0 ? 1 : 0) != 0)
|
|
goto label_15;
|
|
label_1:
|
|
int index3 = (int) (ushort) a1.a[index1];
|
|
if (index3 <= 256)
|
|
{
|
|
global::g g = a2[index3];
|
|
this.c.b(g.a, g.b);
|
|
++index1;
|
|
}
|
|
else
|
|
{
|
|
global::g g = a2[index3];
|
|
this.c.b(g.a, g.b);
|
|
if ((byte) a1.b[index2] > (byte) 0)
|
|
this.c.a((int) (ushort) a1.a[index1 + 1], (int) (byte) a1.b[index2]);
|
|
int index4 = index1 + 2;
|
|
label_7:
|
|
int num = 3;
|
|
while (true)
|
|
{
|
|
switch (num)
|
|
{
|
|
case 0:
|
|
g = a3[(int) (ushort) a1.a[index4]];
|
|
num = 2;
|
|
continue;
|
|
case 1:
|
|
if ((byte) a1.b[index2] > (byte) 0)
|
|
{
|
|
num = 4;
|
|
continue;
|
|
}
|
|
goto label_14;
|
|
case 2:
|
|
this.c.b(g.a, g.b);
|
|
num = 1;
|
|
continue;
|
|
case 3:
|
|
++index2;
|
|
num = 0;
|
|
continue;
|
|
case 4:
|
|
goto label_13;
|
|
default:
|
|
goto label_7;
|
|
}
|
|
}
|
|
label_13:
|
|
this.c.a((int) (ushort) a1.a[index4 + 1], (int) (byte) a1.b[index2]);
|
|
label_14:
|
|
index1 = index4 + 2;
|
|
++index2;
|
|
}
|
|
label_15:
|
|
if (index1 < a1.a.Count)
|
|
goto label_1;
|
|
}
|
|
|
|
private void a(byte[] a1, int a2, int a3) => this.a.Write(a1, a2, a3);
|
|
|
|
private void a(int[] a1, int[] a2)
|
|
{
|
|
int[] a3 = new int[19];
|
|
int num1 = 286;
|
|
if ((num1 == 0 ? 0 : 1) != 0)
|
|
goto label_2;
|
|
label_1:
|
|
--num1;
|
|
label_2:
|
|
if (num1 <= 257 || a1[num1 - 1] != 0)
|
|
{
|
|
int length = 30;
|
|
while (length > 1 && a2[length - 1] == 0)
|
|
--length;
|
|
int[] numArray1 = new int[num1 + length];
|
|
Array.Copy((Array) a1, 0, (Array) numArray1, 0, num1);
|
|
Array.Copy((Array) a2, 0, (Array) numArray1, num1, length);
|
|
int[] numArray2 = global::f.a(numArray1, 0, numArray1.Length);
|
|
for (int index = 0; index < numArray2.Length; ++index)
|
|
{
|
|
++a3[numArray2[index]];
|
|
if (numArray2[index] >= 16)
|
|
++index;
|
|
}
|
|
int[] a4 = global::f.a(a3, 7);
|
|
int[] u = global::f.u;
|
|
int num2 = 19;
|
|
while (num2 > 4 && a4[u[num2 - 1]] == 0)
|
|
--num2;
|
|
int a5 = num1 - 257;
|
|
label_16:
|
|
int num3 = 2;
|
|
int a6;
|
|
int a7;
|
|
global::g[] gArray;
|
|
int index1;
|
|
while (true)
|
|
{
|
|
switch (num3)
|
|
{
|
|
case 0:
|
|
this.c.a(a5, 5);
|
|
num3 = 5;
|
|
continue;
|
|
case 1:
|
|
a6 = num2 - 4;
|
|
num3 = 4;
|
|
continue;
|
|
case 2:
|
|
a7 = length - 1;
|
|
num3 = 1;
|
|
continue;
|
|
case 3:
|
|
this.c.a(a6, 4);
|
|
num3 = 6;
|
|
continue;
|
|
case 4:
|
|
gArray = global::f.a(a4);
|
|
num3 = 0;
|
|
continue;
|
|
case 5:
|
|
this.c.a(a7, 5);
|
|
num3 = 3;
|
|
continue;
|
|
case 6:
|
|
index1 = 0;
|
|
num3 = 7;
|
|
continue;
|
|
case 7:
|
|
goto label_26;
|
|
default:
|
|
goto label_16;
|
|
}
|
|
}
|
|
label_26:
|
|
for (; index1 < num2; ++index1)
|
|
this.c.a(a4[u[index1]], 3);
|
|
for (int index2 = 0; index2 < numArray2.Length; ++index2)
|
|
{
|
|
int a8 = numArray2[index2];
|
|
global::g g = gArray[a8];
|
|
this.c.b(g.a, g.b);
|
|
if (a8 >= 16)
|
|
{
|
|
++index2;
|
|
this.c.a(numArray2[index2], global::f.a(a8));
|
|
}
|
|
}
|
|
}
|
|
else
|
|
goto label_1;
|
|
}
|
|
|
|
private int a(int[] a1, int[] a2)
|
|
{
|
|
int[] a3 = new int[19];
|
|
int num1 = 0;
|
|
int a4 = 286;
|
|
if ((a4 == 0 ? 0 : 1) != 0)
|
|
goto label_2;
|
|
label_1:
|
|
--a4;
|
|
label_2:
|
|
if (a4 <= 257 || a1[a4 - 1] != 0)
|
|
{
|
|
int[] numArray1 = global::f.a(a1, 0, a4);
|
|
label_12:
|
|
for (int index = 0; index < numArray1.Length; ++index)
|
|
{
|
|
++a3[numArray1[index]];
|
|
label_6:
|
|
int num2 = 0;
|
|
while (true)
|
|
{
|
|
switch (num2)
|
|
{
|
|
case 0:
|
|
if (numArray1[index] >= 16)
|
|
{
|
|
num2 = 1;
|
|
continue;
|
|
}
|
|
goto label_12;
|
|
case 1:
|
|
num1 += global::f.a(numArray1[index]);
|
|
num2 = 2;
|
|
continue;
|
|
case 2:
|
|
goto label_10;
|
|
default:
|
|
goto label_6;
|
|
}
|
|
}
|
|
label_10:
|
|
++index;
|
|
}
|
|
int a5 = 30;
|
|
while (a5 > 1 && a2[a5 - 1] == 0)
|
|
--a5;
|
|
int[] numArray2 = global::f.a(a2, 0, a5);
|
|
for (int index = 0; index < numArray2.Length; ++index)
|
|
{
|
|
++a3[numArray2[index]];
|
|
if (numArray2[index] >= 16)
|
|
{
|
|
num1 += global::f.a(numArray2[index]);
|
|
++index;
|
|
}
|
|
}
|
|
int[] a6 = global::f.a(a3);
|
|
int num3 = global::f.a(a3, a6);
|
|
int[] u = global::f.u;
|
|
int num4 = 19;
|
|
while (num4 > 4 && a6[u[num4 - 1]] == 0)
|
|
--num4;
|
|
return 14 + (num4 - 4 + 4) * 3 + num3 + num1;
|
|
}
|
|
goto label_1;
|
|
}
|
|
}
|
|
|
|
private sealed class c
|
|
{
|
|
public static readonly k.c a;
|
|
public int b;
|
|
public int c;
|
|
public int d;
|
|
public int e;
|
|
|
|
static c()
|
|
{
|
|
k.c c = new k.c();
|
|
label_2:
|
|
int num = 2;
|
|
while (true)
|
|
{
|
|
switch (num)
|
|
{
|
|
case 0:
|
|
c.c = 32;
|
|
num = 1;
|
|
continue;
|
|
case 1:
|
|
c.d = 128;
|
|
num = 3;
|
|
continue;
|
|
case 2:
|
|
c.b = 8;
|
|
num = 0;
|
|
continue;
|
|
case 3:
|
|
c.e = 256;
|
|
num = 4;
|
|
continue;
|
|
case 4:
|
|
k.c.a = c;
|
|
num = 5;
|
|
continue;
|
|
case 5:
|
|
goto label_8;
|
|
default:
|
|
goto label_2;
|
|
}
|
|
}
|
|
label_8:;
|
|
}
|
|
}
|
|
|
|
private sealed class d
|
|
{
|
|
private const int a = 258;
|
|
private const int b = 32768;
|
|
private k.f c;
|
|
private k.e d;
|
|
private k.c e;
|
|
private int f;
|
|
|
|
internal d()
|
|
: this(k.c.a)
|
|
{
|
|
}
|
|
|
|
internal d(k.c a)
|
|
{
|
|
this.e = a;
|
|
label_2:
|
|
int num = 2;
|
|
while (true)
|
|
{
|
|
switch (num)
|
|
{
|
|
case 0:
|
|
this.d = new k.e(32768);
|
|
num = 1;
|
|
continue;
|
|
case 1:
|
|
this.f = 0;
|
|
num = 3;
|
|
continue;
|
|
case 2:
|
|
this.c = new k.f(65536);
|
|
num = 0;
|
|
continue;
|
|
case 3:
|
|
goto label_6;
|
|
default:
|
|
goto label_2;
|
|
}
|
|
}
|
|
label_6:;
|
|
}
|
|
|
|
internal k.c a => this.e;
|
|
|
|
public k.g a(byte[] a1, int a2, int a3)
|
|
{
|
|
if (this.c.b + a3 > this.c.a)
|
|
{
|
|
int a = this.c.b - 32768;
|
|
this.c.a(a);
|
|
if ((this.f >= a ? 0 : 1) == 0)
|
|
{
|
|
this.f -= a;
|
|
}
|
|
else
|
|
{
|
|
this.d.a(a - this.f);
|
|
this.f = 0;
|
|
}
|
|
}
|
|
int b = this.c.b;
|
|
label_6:
|
|
int num = 1;
|
|
while (true)
|
|
{
|
|
switch (num)
|
|
{
|
|
case 0:
|
|
if (this.f < b)
|
|
{
|
|
num = 2;
|
|
continue;
|
|
}
|
|
goto label_11;
|
|
case 1:
|
|
this.c.a(a1, a2, a3);
|
|
num = 0;
|
|
continue;
|
|
case 2:
|
|
goto label_10;
|
|
default:
|
|
goto label_6;
|
|
}
|
|
}
|
|
label_10:
|
|
this.d.a(this.c.a, this.f, b - this.f);
|
|
label_11:
|
|
return this.a.d > 0 ? this.a(this.d, this.c.a, b, a3, out this.f) : this.b(this.c.a, b, a3);
|
|
}
|
|
|
|
private k.g b(byte[] a1, int a2, int a3)
|
|
{
|
|
k.g g = new k.g();
|
|
label_2:
|
|
int num1 = 2;
|
|
int index;
|
|
while (true)
|
|
{
|
|
switch (num1)
|
|
{
|
|
case 0:
|
|
index = 0;
|
|
num1 = 1;
|
|
continue;
|
|
case 1:
|
|
if (index != 0)
|
|
{
|
|
num1 = 3;
|
|
continue;
|
|
}
|
|
goto label_8;
|
|
case 2:
|
|
g.a.Capacity = a3 + 1;
|
|
num1 = 0;
|
|
continue;
|
|
case 3:
|
|
goto label_7;
|
|
default:
|
|
goto label_2;
|
|
}
|
|
}
|
|
label_7:
|
|
int num2 = 0;
|
|
goto label_9;
|
|
label_8:
|
|
num2 = 1;
|
|
label_9:
|
|
if (num2 != 0)
|
|
goto label_11;
|
|
label_10:
|
|
g.a(a1[index]);
|
|
++index;
|
|
label_11:
|
|
if (index >= a3)
|
|
return g;
|
|
goto label_10;
|
|
}
|
|
|
|
private k.g a(k.e a1, byte[] a2, int a3, int a4, out int a5)
|
|
{
|
|
k.g g = new k.g();
|
|
object obj1 = (object) null;
|
|
int a6 = 0;
|
|
if ((a6 == 0 ? 1 : 0) != 0)
|
|
goto label_18;
|
|
label_1:
|
|
k.e.a a7 = a1.a(a2, a3 + a6);
|
|
if (a7 != null)
|
|
{
|
|
object obj2;
|
|
if (obj1 != null)
|
|
{
|
|
obj2 = obj1;
|
|
obj1 = (object) null;
|
|
}
|
|
else
|
|
obj2 = (object) this.a(a2, a3, a4, a6, a7, 3);
|
|
k.d.a a8 = (k.d.a) obj2;
|
|
bool flag = a8.b >= 3;
|
|
if (flag && a6 < a4 - 3 && a8.b < this.e.c)
|
|
{
|
|
k.e.a a9 = a1.a(a2, a3 + a6 + 1);
|
|
if (a9 != null)
|
|
{
|
|
k.d.a a10 = this.a(a2, a3, a4, a6 + 1, a9, a8.b + 1);
|
|
if (a10.b > a8.b)
|
|
{
|
|
obj1 = (object) a10;
|
|
flag = false;
|
|
}
|
|
}
|
|
}
|
|
if (flag)
|
|
{
|
|
g.a(a6 - a8.a, a8.b);
|
|
label_12:
|
|
int num = 2;
|
|
while (true)
|
|
{
|
|
switch (num)
|
|
{
|
|
case 0:
|
|
a6 += a8.b;
|
|
num = 1;
|
|
continue;
|
|
case 1:
|
|
a1.a(a8.b - 1);
|
|
num = 3;
|
|
continue;
|
|
case 2:
|
|
a1.a(a2, a3 + a6);
|
|
num = 0;
|
|
continue;
|
|
case 3:
|
|
goto label_18;
|
|
default:
|
|
goto label_12;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
g.a(a2[a3 + a6]);
|
|
a1.a(a2, a3 + a6);
|
|
++a6;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
g.a(a2[a3 + a6]);
|
|
a1.a(a2, a3 + a6);
|
|
++a6;
|
|
}
|
|
label_18:
|
|
if (a6 >= a4 - 2)
|
|
{
|
|
a5 = a3 + a6;
|
|
for (; a6 < a4; ++a6)
|
|
g.a(a2[a3 + a6]);
|
|
return g;
|
|
}
|
|
goto label_1;
|
|
}
|
|
|
|
private k.d.a a(byte[] a1, int a2, int a3, int a4, k.e.a a5, int a6)
|
|
{
|
|
int e = this.e.e;
|
|
label_2:
|
|
int num1 = 4;
|
|
int num2;
|
|
int num3;
|
|
int num4;
|
|
int num5;
|
|
int num6;
|
|
while (true)
|
|
{
|
|
switch (num1)
|
|
{
|
|
case 0:
|
|
num2 = a2 + a4;
|
|
num1 = 5;
|
|
continue;
|
|
case 1:
|
|
num3 = -1;
|
|
num1 = 3;
|
|
continue;
|
|
case 2:
|
|
num4 = a6 - 1;
|
|
num1 = 0;
|
|
continue;
|
|
case 3:
|
|
num5 = 0;
|
|
num1 = 2;
|
|
continue;
|
|
case 4:
|
|
num6 = 0;
|
|
num1 = 1;
|
|
continue;
|
|
case 5:
|
|
goto label_17;
|
|
default:
|
|
goto label_2;
|
|
}
|
|
}
|
|
label_17:
|
|
while (a5.a())
|
|
{
|
|
int num7 = 0;
|
|
int num8 = a4 - a5.a;
|
|
if (a4 + num4 < a3)
|
|
{
|
|
int num9 = a2 + num8;
|
|
if ((int) a1[num9 + num4] == (int) a1[num2 + num4])
|
|
{
|
|
while (num7 < 258 && a4 + num7 < a3 && (int) a1[num9 + num7] == (int) a1[num2 + num7])
|
|
++num7;
|
|
if ((num7 >= num6 ? 0 : 1) == 0)
|
|
{
|
|
num6 = num7;
|
|
num4 = num7;
|
|
num3 = num8;
|
|
if (num6 >= this.e.d)
|
|
break;
|
|
}
|
|
if (num6 >= this.e.b)
|
|
e >>= 2;
|
|
}
|
|
if (++num5 >= e)
|
|
break;
|
|
}
|
|
else
|
|
break;
|
|
}
|
|
return new k.d.a() { b = num6, a = num3 };
|
|
}
|
|
|
|
private struct a
|
|
{
|
|
public int a;
|
|
public int b;
|
|
}
|
|
}
|
|
|
|
private sealed class e
|
|
{
|
|
private const int a = 16777216;
|
|
private const int b = 256;
|
|
private const ushort c = 65535;
|
|
private const ushort d = 0;
|
|
private int e;
|
|
private ushort[] f;
|
|
private int[] g;
|
|
private int h;
|
|
|
|
internal e(int a)
|
|
{
|
|
this.e = a;
|
|
label_2:
|
|
int num1 = 0;
|
|
int index;
|
|
while (true)
|
|
{
|
|
switch (num1)
|
|
{
|
|
case 0:
|
|
this.f = new ushort[this.e];
|
|
num1 = 1;
|
|
continue;
|
|
case 1:
|
|
this.g = new int[256];
|
|
num1 = 3;
|
|
continue;
|
|
case 2:
|
|
if (index != 0)
|
|
{
|
|
num1 = 4;
|
|
continue;
|
|
}
|
|
goto label_9;
|
|
case 3:
|
|
index = 0;
|
|
num1 = 2;
|
|
continue;
|
|
case 4:
|
|
goto label_8;
|
|
default:
|
|
goto label_2;
|
|
}
|
|
}
|
|
label_8:
|
|
int num2 = 0;
|
|
goto label_10;
|
|
label_9:
|
|
num2 = 1;
|
|
label_10:
|
|
if (num2 != 0)
|
|
goto label_12;
|
|
label_11:
|
|
this.g[index] = (int) ushort.MaxValue;
|
|
++index;
|
|
label_12:
|
|
if (index < 256)
|
|
goto label_11;
|
|
}
|
|
|
|
internal k.e.a a(byte[] a1, int a2)
|
|
{
|
|
int index = k.e.a(a1, a2);
|
|
label_2:
|
|
int num = 0;
|
|
while (true)
|
|
{
|
|
switch (num)
|
|
{
|
|
case 0:
|
|
if (this.g[index] != (int) ushort.MaxValue)
|
|
{
|
|
num = 1;
|
|
continue;
|
|
}
|
|
goto label_7;
|
|
case 1:
|
|
if (this.h - this.g[index] > this.e)
|
|
{
|
|
num = 2;
|
|
continue;
|
|
}
|
|
goto label_8;
|
|
case 2:
|
|
goto label_7;
|
|
default:
|
|
goto label_2;
|
|
}
|
|
}
|
|
label_7:
|
|
return (k.e.a) null;
|
|
label_8:
|
|
return new k.e.a(this, this.h - this.g[index]);
|
|
}
|
|
|
|
internal void a(byte[] a1, int a2)
|
|
{
|
|
int index1 = k.e.a(a1, a2);
|
|
this.f[this.h % this.e] = this.g[index1] == (int) ushort.MaxValue || (this.h - this.g[index1] >= this.e ? 0 : 1) == 0 ? (ushort) 0 : (ushort) (this.h - this.g[index1]);
|
|
this.g[index1] = this.h;
|
|
label_2:
|
|
int num1 = 3;
|
|
int num2;
|
|
int index2;
|
|
int num3;
|
|
while (true)
|
|
{
|
|
switch (num1)
|
|
{
|
|
case 0:
|
|
num2 = this.h - this.e;
|
|
num1 = 4;
|
|
continue;
|
|
case 1:
|
|
index2 = 0;
|
|
num1 = 5;
|
|
continue;
|
|
case 2:
|
|
if (num3 >= 16777216)
|
|
{
|
|
num1 = 0;
|
|
continue;
|
|
}
|
|
goto label_14;
|
|
case 3:
|
|
num3 = ++this.h;
|
|
num1 = 2;
|
|
continue;
|
|
case 4:
|
|
num2 -= num2 % this.e;
|
|
num1 = 1;
|
|
continue;
|
|
case 5:
|
|
goto label_13;
|
|
default:
|
|
goto label_2;
|
|
}
|
|
}
|
|
label_14:
|
|
return;
|
|
label_13:
|
|
for (; index2 < this.g.Length; ++index2)
|
|
{
|
|
if (this.g[index2] >= num2)
|
|
this.g[index2] -= num2;
|
|
else
|
|
this.g[index2] = 0;
|
|
}
|
|
this.h -= num2;
|
|
}
|
|
|
|
internal void a(byte[] a1, int a2, int a3)
|
|
{
|
|
int num1 = 0;
|
|
if ((num1 == 0 ? 1 : 0) != 0)
|
|
goto label_6;
|
|
else
|
|
goto label_3;
|
|
label_2:
|
|
int num2;
|
|
switch (num2)
|
|
{
|
|
case 0:
|
|
goto label_4;
|
|
case 1:
|
|
++num1;
|
|
goto label_6;
|
|
}
|
|
label_3:
|
|
num2 = 0;
|
|
goto label_2;
|
|
label_4:
|
|
this.a(a1, a2 + num1);
|
|
num2 = 1;
|
|
goto label_2;
|
|
label_6:
|
|
if (num1 < a3)
|
|
goto label_4;
|
|
}
|
|
|
|
internal void a(int a) => this.h += a;
|
|
|
|
private static int a(byte[] a1, int a2) => (int) (byte) ((uint) a1[a2] + (uint) a1[a2 + 1] + (uint) a1[a2 + 2]);
|
|
|
|
internal sealed class a
|
|
{
|
|
private k.e a;
|
|
private int b;
|
|
private int c;
|
|
|
|
internal a(k.e a1, int a2)
|
|
{
|
|
this.a = a1;
|
|
this.b = a2;
|
|
}
|
|
|
|
internal int a => this.b;
|
|
|
|
internal bool a()
|
|
{
|
|
if ((this.c == 0 ? 0 : 1) == 0)
|
|
{
|
|
this.c = 1;
|
|
return true;
|
|
}
|
|
if (this.c == 1)
|
|
{
|
|
ushort num1 = this.a.f[(this.a.h - this.b) % this.a.e];
|
|
label_5:
|
|
int num2 = 1;
|
|
while (true)
|
|
{
|
|
switch (num2)
|
|
{
|
|
case 0:
|
|
if (this.b <= this.a.e)
|
|
{
|
|
num2 = 3;
|
|
continue;
|
|
}
|
|
goto label_12;
|
|
case 1:
|
|
if (num1 != (ushort) 0)
|
|
{
|
|
num2 = 2;
|
|
continue;
|
|
}
|
|
goto label_12;
|
|
case 2:
|
|
this.b += (int) num1;
|
|
num2 = 0;
|
|
continue;
|
|
case 3:
|
|
goto label_11;
|
|
default:
|
|
goto label_5;
|
|
}
|
|
}
|
|
label_11:
|
|
return true;
|
|
label_12:
|
|
this.c = 2;
|
|
}
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
|
|
private sealed class f
|
|
{
|
|
private int a;
|
|
private byte[] b;
|
|
private int c;
|
|
|
|
public f(int a)
|
|
{
|
|
this.a = a;
|
|
this.b = new byte[a];
|
|
this.c = 0;
|
|
}
|
|
|
|
public byte[] a => this.b;
|
|
|
|
public int a => this.a;
|
|
|
|
public int b => this.c;
|
|
|
|
public void a(byte[] a1, int a2, int a3)
|
|
{
|
|
Array.Copy((Array) a1, a2, (Array) this.b, this.c, a3);
|
|
label_2:
|
|
int num = 0;
|
|
while (true)
|
|
{
|
|
switch (num)
|
|
{
|
|
case 0:
|
|
this.c += a3;
|
|
num = 1;
|
|
continue;
|
|
case 1:
|
|
goto label_4;
|
|
default:
|
|
goto label_2;
|
|
}
|
|
}
|
|
label_4:;
|
|
}
|
|
|
|
public void a(int a)
|
|
{
|
|
Array.Copy((Array) this.b, a, (Array) this.b, 0, this.b - a);
|
|
label_2:
|
|
int num = 0;
|
|
while (true)
|
|
{
|
|
switch (num)
|
|
{
|
|
case 0:
|
|
this.c -= a;
|
|
num = 1;
|
|
continue;
|
|
case 1:
|
|
goto label_4;
|
|
default:
|
|
goto label_2;
|
|
}
|
|
}
|
|
label_4:;
|
|
}
|
|
}
|
|
|
|
private sealed class g
|
|
{
|
|
internal ArrayList a = new ArrayList();
|
|
internal ArrayList b = new ArrayList();
|
|
internal int c;
|
|
|
|
public void a(byte a)
|
|
{
|
|
this.a.Add((object) (ushort) a);
|
|
++this.c;
|
|
}
|
|
|
|
public void a(int a1, int a2)
|
|
{
|
|
if ((a1 >= 1 ? 0 : 1) != 0 || a1 > 32768)
|
|
throw new ArgumentOutOfRangeException();
|
|
if (a2 < 3 || a2 > 258)
|
|
throw new ArgumentOutOfRangeException();
|
|
int a3;
|
|
int a4;
|
|
int a5;
|
|
global::f.a(a2, out a3, out a4, out a5);
|
|
label_6:
|
|
int num = 6;
|
|
int a6;
|
|
int a7;
|
|
int a8;
|
|
while (true)
|
|
{
|
|
switch (num)
|
|
{
|
|
case 0:
|
|
this.a.Add((object) (ushort) a4);
|
|
num = 4;
|
|
continue;
|
|
case 1:
|
|
this.a.Add((object) (ushort) a6);
|
|
num = 7;
|
|
continue;
|
|
case 2:
|
|
this.a.Add((object) (ushort) a3);
|
|
num = 0;
|
|
continue;
|
|
case 3:
|
|
this.b.Add((object) (byte) a7);
|
|
num = 5;
|
|
continue;
|
|
case 4:
|
|
this.b.Add((object) (byte) a5);
|
|
num = 1;
|
|
continue;
|
|
case 5:
|
|
this.c += a2;
|
|
num = 8;
|
|
continue;
|
|
case 6:
|
|
global::f.b(a1, out a6, out a8, out a7);
|
|
num = 2;
|
|
continue;
|
|
case 7:
|
|
this.a.Add((object) (ushort) a8);
|
|
num = 3;
|
|
continue;
|
|
case 8:
|
|
goto label_15;
|
|
default:
|
|
goto label_6;
|
|
}
|
|
}
|
|
label_15:;
|
|
}
|
|
|
|
internal void a() => this.a.Add((object) (ushort) 256);
|
|
}
|
|
|
|
private sealed class h
|
|
{
|
|
private uint a;
|
|
private int b;
|
|
private Stream c;
|
|
|
|
internal h(Stream a) => this.c = a;
|
|
|
|
internal Stream a => this.c;
|
|
|
|
internal int a => (32 - this.b) % 8;
|
|
|
|
internal void a(bool a) => this.a(a ? 1 : 0, 1);
|
|
|
|
internal void a(int a1, int a2)
|
|
{
|
|
uint num1 = this.a | checked ((uint) a1) << this.b;
|
|
int num2;
|
|
for (num2 = this.b + a2; num2 >= 8; num2 -= 8)
|
|
{
|
|
this.a.WriteByte((byte) num1);
|
|
num1 >>= 8;
|
|
}
|
|
label_5:
|
|
int num3 = 0;
|
|
while (true)
|
|
{
|
|
switch (num3)
|
|
{
|
|
case 0:
|
|
this.a = num1;
|
|
num3 = 1;
|
|
continue;
|
|
case 1:
|
|
this.b = num2;
|
|
num3 = 2;
|
|
continue;
|
|
case 2:
|
|
goto label_3;
|
|
default:
|
|
goto label_5;
|
|
}
|
|
}
|
|
label_3:;
|
|
}
|
|
|
|
internal void b(int a1, int a2)
|
|
{
|
|
int a = 0;
|
|
label_7:
|
|
for (int index = a2 - 1; index >= 0; --index)
|
|
{
|
|
a <<= 1;
|
|
label_3:
|
|
int num = 0;
|
|
while (true)
|
|
{
|
|
switch (num)
|
|
{
|
|
case 0:
|
|
a |= a1 & 1;
|
|
num = 1;
|
|
continue;
|
|
case 1:
|
|
a1 >>= 1;
|
|
num = 2;
|
|
continue;
|
|
case 2:
|
|
goto label_7;
|
|
default:
|
|
goto label_3;
|
|
}
|
|
}
|
|
}
|
|
this.a(a, a2);
|
|
}
|
|
|
|
internal void a()
|
|
{
|
|
if (this.b <= 0)
|
|
return;
|
|
label_2:
|
|
int num = 0;
|
|
while (true)
|
|
{
|
|
switch (num)
|
|
{
|
|
case 0:
|
|
this.a.WriteByte((byte) this.a);
|
|
num = 1;
|
|
continue;
|
|
case 1:
|
|
this.a = 0U;
|
|
num = 2;
|
|
continue;
|
|
case 2:
|
|
goto label_6;
|
|
default:
|
|
goto label_2;
|
|
}
|
|
}
|
|
label_6:
|
|
this.b = 0;
|
|
}
|
|
}
|
|
}
|