niko
434 lines
9.3 KiB
C#
434 lines
9.3 KiB
C#
using System;
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using System.Runtime.InteropServices;
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using Cpp2IlInjected;
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namespace BestHTTP.Decompression.Zlib
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{
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// Token: 0x020019CE RID: 6606
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[Token(Token = "0x20019CE")]
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[StructLayout(3)]
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internal sealed class InflateCodes
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{
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// Token: 0x0600B1C1 RID: 45505 RVA: 0x0029AF5C File Offset: 0x0029915C
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[Token(Token = "0x600B1C1")]
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[Address(RVA = "0x3C1670", Offset = "0x3C0070", VA = "0x1803C1670")]
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internal InflateCodes()
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{
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}
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// Token: 0x0600B1C2 RID: 45506 RVA: 0x0029AF70 File Offset: 0x00299170
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[Token(Token = "0x600B1C2")]
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[Address(RVA = "0xE302D0", Offset = "0xE2ECD0", VA = "0x180E302D0")]
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internal void Init(int bl, int bd, int[] tl, int tl_index, int[] td, int td_index)
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{
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int num = 0;
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this.ltree_index = 0;
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this.dtree = 0;
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this.dtree_index = 0;
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this.mode = num;
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this.lbits = (byte)bl;
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this.dbits = (byte)bd;
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this.ltree = tl;
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this.tree = num;
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}
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// Token: 0x0600B1C3 RID: 45507 RVA: 0x0029AFB8 File Offset: 0x002991B8
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[Token(Token = "0x600B1C3")]
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[Address(RVA = "0x1F162E0", Offset = "0x1F14CE0", VA = "0x181F162E0")]
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internal int Process(InflateBlocks blocks, int r)
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{
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ZlibCodec codec = blocks._codec;
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int writeAt = blocks.writeAt;
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int num = blocks.readAt;
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int bitb = blocks.bitb;
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int nextIn = codec.NextIn;
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int availableBytesIn = codec.AvailableBytesIn;
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int bitk = blocks.bitk;
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if (writeAt < num)
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{
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num -= writeAt;
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}
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int num2 = blocks.end;
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num2 -= writeAt;
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blocks.bitb = bitb;
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blocks.bitk = bitk;
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codec.AvailableBytesIn = availableBytesIn;
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codec.NextIn = nextIn;
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blocks.writeAt = writeAt;
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int writeAt2 = blocks.writeAt;
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int num3 = blocks.readAt;
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int bitb2 = blocks.bitb;
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int num4 = codec.NextIn;
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int availableBytesIn2 = codec.AvailableBytesIn;
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int num5 = blocks.bitk;
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if (writeAt2 < num3)
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{
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num3 -= writeAt2;
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}
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int num6 = blocks.end;
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num6 -= writeAt2;
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int num7;
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if (num7 != 0)
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{
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}
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uint num8;
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if (num5 < (int)num8)
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{
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if (availableBytesIn2 == 0)
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{
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goto IL_31B;
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}
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byte[] inputBuffer = codec.InputBuffer;
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num4++;
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num5 += 8;
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}
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uint num9;
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int num10;
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if (num5 < (int)num9)
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{
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if (availableBytesIn2 == 0)
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{
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goto IL_31B;
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}
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num10 = 0;
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byte[] inputBuffer2 = codec.InputBuffer;
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num4++;
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num5 += 8;
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}
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num5 -= (int)num9;
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if (num5 < (int)num9)
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{
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if (availableBytesIn2 == 0)
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{
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goto IL_349;
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}
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byte[] inputBuffer3 = codec.InputBuffer;
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num4++;
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num5 += 8;
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}
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num5 -= num10;
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uint num11;
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int num12;
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if (num5 < (int)num11)
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{
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if (availableBytesIn2 == 0)
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{
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goto IL_31B;
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}
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num12 = 0;
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byte[] inputBuffer4 = codec.InputBuffer;
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num4++;
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num5 += 8;
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}
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num5 -= (int)num11;
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int num14;
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int num15;
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int num16;
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if (num6 == 0)
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{
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int num13 = blocks.end;
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if (writeAt2 == num13)
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{
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int readAt = blocks.readAt;
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if (readAt != 0)
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{
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if (readAt > 0)
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{
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}
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if (num13 != 0)
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{
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goto IL_203;
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}
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}
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}
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blocks.writeAt = writeAt2;
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num14 = blocks.Flush(num12);
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int writeAt3 = blocks.writeAt;
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int end = blocks.end;
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int readAt2 = blocks.readAt;
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if (writeAt3 < readAt2)
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{
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num13 = readAt2;
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num13 -= writeAt3;
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}
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num13 -= writeAt3;
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if (writeAt3 == end && readAt2 != 0)
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{
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num15 = 0;
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num16 = readAt2 - 1;
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if (readAt2 <= 0)
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{
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}
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}
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if (num16 == 0)
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{
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goto IL_358;
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}
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}
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IL_203:
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byte[] window = blocks.window;
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int num17 = writeAt2 + 1;
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num15++;
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int length = window.Length;
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int end2 = blocks.end;
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int i;
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if (num16 == 0)
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{
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int end3 = blocks.end;
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int num18;
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if (num15 == end3)
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{
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int readAt3 = blocks.readAt;
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if (readAt3 != 0)
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{
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num18 = 0;
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int num19;
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if (readAt3 > 0)
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{
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num19 = readAt3 - 1;
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}
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if (num19 != 0)
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{
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goto IL_2D0;
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}
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}
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}
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blocks.writeAt = num18;
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int num20 = blocks.Flush(num14);
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int readAt4 = blocks.readAt;
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num14 = num20;
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int writeAt4 = blocks.writeAt;
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if (writeAt4 < readAt4)
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{
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int num19 = readAt4;
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num19 -= writeAt4;
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}
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int num21 = blocks.end;
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num21 -= writeAt4;
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int end4 = blocks.end;
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int num22;
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if (writeAt4 == end4 && readAt4 != 0)
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{
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i = 0;
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num22 = readAt4 - 1;
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num22 = end4;
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}
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if (num22 == 0)
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{
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goto IL_36E;
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}
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}
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IL_2D0:
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byte[] window2 = blocks.window;
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int num23 = 0;
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i++;
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while (i <= 9)
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{
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}
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blocks.bitb = bitb2;
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blocks.bitk = num5;
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codec.AvailableBytesIn = availableBytesIn2;
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int num24 = 0;
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codec.NextIn = num4;
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blocks.writeAt = i;
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return blocks.Flush(-2);
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IL_31B:
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blocks.bitb = num24;
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blocks.bitk = 0;
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blocks.writeAt = 0;
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blocks.bitb = 0;
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blocks.bitk = 0;
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int num25 = 0;
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blocks.writeAt = 0;
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IL_349:
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blocks.bitb = num25;
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blocks.bitk = 0;
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IL_358:
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blocks.bitb = bitb2;
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blocks.bitk = 0;
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blocks.writeAt = 0;
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IL_36E:
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blocks.bitb = bitb2;
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blocks.bitk = 0;
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blocks.writeAt = 0;
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blocks.writeAt = 0;
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int num26 = blocks.Flush(num23);
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int writeAt5 = blocks.writeAt;
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while (blocks.readAt != writeAt5)
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{
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}
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blocks.bitb = bitb2;
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blocks.bitk = 0;
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int num27 = 0;
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blocks.writeAt = writeAt5;
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blocks.bitb = num27;
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throw new NullReferenceException();
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}
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// Token: 0x0600B1C4 RID: 45508 RVA: 0x0029B394 File Offset: 0x00299594
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[Token(Token = "0x600B1C4")]
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[Address(RVA = "0x1F15710", Offset = "0x1F14110", VA = "0x181F15710")]
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internal int InflateFast(int bl, int bd, int[] tl, int tl_index, int[] td, int td_index, InflateBlocks s, ZlibCodec z)
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{
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int num6;
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if (bl != 0)
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{
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int num = bd + 1;
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if (bl == 16)
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{
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if (bl != 64)
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{
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goto IL_67;
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}
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while (bl != 0)
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{
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}
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int num2 = bd + 1;
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}
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int num3 = bd + 1;
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if (bl == 16 && bl != 64)
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{
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goto IL_73;
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}
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int num4 = bd - 1;
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while (num4 != 0)
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{
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}
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int num5 = 0;
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num6 = 0;
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if (num5 != 1)
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{
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num6 += 2;
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num4 -= num6;
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if (num4 > 0)
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{
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num6++;
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while (num4 != 0)
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{
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}
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}
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}
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Array.Copy(num6, num6, num6, 1, num4);
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}
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IL_67:
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if (num6 == 32)
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{
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}
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uint num7;
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num7 -= tl;
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IL_73:
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throw new NullReferenceException();
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}
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// Token: 0x040074EB RID: 29931
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[Token(Token = "0x40074EB")]
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private const int START = 0;
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// Token: 0x040074EC RID: 29932
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[Token(Token = "0x40074EC")]
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private const int LEN = 1;
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// Token: 0x040074ED RID: 29933
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[Token(Token = "0x40074ED")]
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private const int LENEXT = 2;
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// Token: 0x040074EE RID: 29934
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[Token(Token = "0x40074EE")]
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private const int DIST = 3;
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// Token: 0x040074EF RID: 29935
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[Token(Token = "0x40074EF")]
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private const int DISTEXT = 4;
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// Token: 0x040074F0 RID: 29936
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[Token(Token = "0x40074F0")]
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private const int COPY = 5;
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// Token: 0x040074F1 RID: 29937
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[Token(Token = "0x40074F1")]
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private const int LIT = 6;
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// Token: 0x040074F2 RID: 29938
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[Token(Token = "0x40074F2")]
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private const int WASH = 7;
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// Token: 0x040074F3 RID: 29939
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[Token(Token = "0x40074F3")]
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private const int END = 8;
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// Token: 0x040074F4 RID: 29940
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[Token(Token = "0x40074F4")]
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private const int BADCODE = 9;
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// Token: 0x040074F5 RID: 29941
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x10")]
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[Token(Token = "0x40074F5")]
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internal int mode;
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// Token: 0x040074F6 RID: 29942
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x14")]
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[Token(Token = "0x40074F6")]
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internal int len;
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// Token: 0x040074F7 RID: 29943
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x18")]
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[Token(Token = "0x40074F7")]
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internal int[] tree;
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// Token: 0x040074F8 RID: 29944
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x20")]
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[Token(Token = "0x40074F8")]
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internal int tree_index;
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// Token: 0x040074F9 RID: 29945
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x24")]
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[Token(Token = "0x40074F9")]
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internal int need;
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// Token: 0x040074FA RID: 29946
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x28")]
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[Token(Token = "0x40074FA")]
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internal int lit;
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// Token: 0x040074FB RID: 29947
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x2C")]
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[Token(Token = "0x40074FB")]
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internal int bitsToGet;
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// Token: 0x040074FC RID: 29948
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x30")]
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[Token(Token = "0x40074FC")]
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internal int dist;
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// Token: 0x040074FD RID: 29949
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x34")]
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[Token(Token = "0x40074FD")]
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internal byte lbits;
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// Token: 0x040074FE RID: 29950
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x35")]
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[Token(Token = "0x40074FE")]
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internal byte dbits;
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// Token: 0x040074FF RID: 29951
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x38")]
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[Token(Token = "0x40074FF")]
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internal int[] ltree;
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// Token: 0x04007500 RID: 29952
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x40")]
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[Token(Token = "0x4007500")]
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internal int ltree_index;
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// Token: 0x04007501 RID: 29953
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x48")]
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[Token(Token = "0x4007501")]
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internal int[] dtree;
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// Token: 0x04007502 RID: 29954
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[global::Cpp2IlInjected.FieldOffset(Offset = "0x50")]
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[Token(Token = "0x4007502")]
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internal int dtree_index;
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}
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}
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