Files
2026-04-10 22:50:51 +02:00

442 lines
11 KiB
C#

using System;
using System.Runtime.CompilerServices;
using Cpp2IlInjected;
namespace BestHTTP.Decompression.Zlib
{
// Token: 0x02001FA7 RID: 8103
[Token(Token = "0x2001FA7")]
internal sealed class InfTree
{
// Token: 0x0600CD8B RID: 52619 RVA: 0x002F20E4 File Offset: 0x002F02E4
[Token(Token = "0x600CD8B")]
[Address(RVA = "0x196E5E0", Offset = "0x196D3E0", VA = "0x18196E5E0")]
private int huft_build(int[] b, int bindex, int n, int s, int[] d, int[] e, int[] t, int[] m, int[] hp, int[] hn, int[] v)
{
int[] array;
do
{
array = this.c;
}
while (b[bindex] != array.Length);
int length = this.c.Length;
if ("{il2cpp array field local14->}" != n)
{
uint num;
if ("{il2cpp array field local14->}" == (ulong)0L)
{
num += (uint)1;
while (num <= (uint)15)
{
}
}
if ("{il2cpp array field local14->}" == (ulong)0L)
{
while ("{il2cpp array field local14->}" != (ulong)0L)
{
}
}
uint num2;
uint num3;
if (num < num2)
{
int[] array2 = this.c;
num += (uint)1;
num3 += num3;
}
this.c[0] = (int)num3;
int num4 = 0;
int[] array3 = this.x;
uint num5 = num2 - 1U;
array3[0] = num4;
if (num5 != (uint)0)
{
int[] array4 = this.c;
int[] array5 = this.x;
int num6;
num6 += num4;
array5[0] = num6;
while (1 != array5.Length)
{
}
}
int num7 = b[bindex];
if (num7 != 0)
{
int[] array6 = this.x;
int num8 = array6[num7] + 1;
array6[0] = num8;
}
int[] array7 = this.x;
int length2 = array7.Length;
int num9 = array7[(int)num2];
int num10 = 0;
int num11 = 0;
array7[0] = num10;
int[] array8 = this.u;
int num12 = 0;
array8[0] = num11;
int num13 = this.c[(int)num];
int num14 = num13 - 1;
if (num13 != 0)
{
int num15 = num14 + 1;
if (num > (uint)num13)
{
uint num16;
num16 += (uint)1;
num13 = num9;
uint num17;
num17 -= (uint)num14;
if (num9 < num15)
{
int num18 = num9 + 1;
num9 = num18;
if (num18 < num15)
{
int[] array9 = this.c;
num17 += num17;
num += (uint)1;
int num19 = array9[(int)num];
if (num17 > (uint)num19)
{
num18++;
num17 -= (uint)num19;
num9 = num18;
}
}
}
this.u[0] = num12;
if (num16 == (uint)0)
{
}
int[] array10 = this.x;
array10[0] = num10;
this.r[0] = array10;
this.r[0] = array10;
int[] array11 = this.u;
num13 -= (int)num;
int[] array12 = this.r;
num12 -= num10;
array12[1] = num12;
int num20 = this.u[(int)num16];
num20 += num10;
int[] array13 = this.r;
}
int[] array14 = this.r;
num -= (uint)num13;
array14[0] = (int)num;
if (num11 < num9)
{
int[] array15 = this.r;
num11++;
int num21;
num21 += 80;
array15[0] = array14;
int num22;
this.r[1] = num22;
int[] array16 = this.r;
num11++;
uint num23;
array16[0] = (int)num23;
this.r[1] = (int)num23;
}
int[] array17 = this.r;
num -= (uint)num13;
uint num24;
if (num10 < (int)num24)
{
int[] array18 = this.r;
uint num25;
num10 += (int)num25;
}
uint num26;
if (num10 != (int)num26)
{
while (num10 != (int)num26)
{
}
}
int[] array19 = this.x;
uint num27;
if (num27 != "{il2cpp array field local79->}")
{
num13 -= (int)num;
}
while (num14 != 0)
{
}
}
num += (uint)1;
while (num <= num2)
{
}
if (num2 != (uint)1)
{
}
}
throw new NullReferenceException();
}
// Token: 0x0600CD8C RID: 52620 RVA: 0x002F2400 File Offset: 0x002F0600
[Token(Token = "0x600CD8C")]
[Address(RVA = "0x196F1C0", Offset = "0x196DFC0", VA = "0x18196F1C0")]
internal int inflate_trees_bits(int[] c, int[] bb, int[] tb, int[] hp, ZlibCodec z)
{
this.initWorkArea(19);
int[] array = this.hn;
int num = 0;
array[0] = num;
int[] array2 = this.v;
int[] array3 = this.hn;
int num2;
if (num2 == -3 || num2 == -5 || "{il2cpp array field bb->}" == (ulong)0L)
{
}
return num2;
}
// Token: 0x0600CD8D RID: 52621 RVA: 0x002F2454 File Offset: 0x002F0654
[Token(Token = "0x600CD8D")]
[Address(RVA = "0x196F310", Offset = "0x196E110", VA = "0x18196F310")]
internal int inflate_trees_dynamic(int nl, int nd, int[] c, int[] bl, int[] bd, int[] tl, int[] td, int[] hp, ZlibCodec z)
{
this.initWorkArea(288);
int[] array = this.hn;
int num = 0;
array[0] = num;
int[] array2 = this.hn;
int[] array3 = InfTree.cplens;
int[] array4 = InfTree.cplext;
int[] array5 = this.v;
int num2;
if (num2 == 0)
{
this.initWorkArea(288);
int[] array6 = this.hn;
int[] array7 = InfTree.cpdist;
int[] array8 = InfTree.cpdext;
int[] array9 = this.v;
int num3;
if (num3 == 0)
{
}
if (num3 == -3 || num3 == -5 || num3 != -4)
{
}
return num3;
}
if (num2 != -3)
{
while (num2 == -4)
{
}
}
throw new NullReferenceException();
}
// Token: 0x0600CD8E RID: 52622 RVA: 0x002F24F4 File Offset: 0x002F06F4
[Token(Token = "0x600CD8E")]
[Address(RVA = "0x196F620", Offset = "0x196E420", VA = "0x18196F620")]
internal static int inflate_trees_fixed(int[] bl, int[] bd, int[][] tl, int[][] td, ZlibCodec z)
{
int[] array = InfTree.fixed_tl;
if (array != 0)
{
}
tl[0] = array;
int[] array2 = InfTree.fixed_td;
if (array2 != 0)
{
}
int num = 0;
td[0] = array2;
return num;
}
// Token: 0x0600CD8F RID: 52623 RVA: 0x002F2530 File Offset: 0x002F0730
[Token(Token = "0x600CD8F")]
[Address(RVA = "0x196F7B0", Offset = "0x196E5B0", VA = "0x18196F7B0")]
private void initWorkArea(int vsize)
{
if (this.cplens != (ulong)0L)
{
int[] array = this.v;
if (array.Length < vsize)
{
int[] array2 = new int[vsize];
this.v = array2;
}
int num = 0;
Array.Clear(array, num, vsize);
int[] array3 = this.c;
int num2 = 0;
Array.Clear(array3, num2, 16);
int[] array4 = this.r;
int num3 = 0;
array4[0] = num3;
this.r[0] = num3;
this.r[1] = num3;
int[] array5 = this.u;
int num4 = 0;
Array.Clear(array5, num4, 15);
int[] array6 = this.x;
int num5 = 0;
Array.Clear(array6, num5, 16);
return;
}
int[] array7 = new int[1];
this.hn = array7;
int[] array8 = new int[vsize];
this.v = array8;
int[] array9 = new int[16];
this.c = array9;
int[] array10 = new int[3];
this.r = array10;
int[] array11 = new int[15];
this.u = array11;
int[] array12 = new int[16];
this.x = array12;
}
// Token: 0x0600CD90 RID: 52624 RVA: 0x002F2650 File Offset: 0x002F0850
[Token(Token = "0x600CD90")]
[Address(RVA = "0x3F5100", Offset = "0x3F3F00", VA = "0x1803F5100")]
public InfTree()
{
}
// Token: 0x0600CD91 RID: 52625 RVA: 0x002F2664 File Offset: 0x002F0864
// Note: this type is marked as 'beforefieldinit'.
[Token(Token = "0x600CD91")]
[Address(RVA = "0x196E460", Offset = "0x196D260", VA = "0x18196E460")]
static InfTree()
{
int[] array = new int[1536];
RuntimeHelpers.InitializeArray(array, fieldof(<PrivateImplementationDetails>.A474A0BEC4E2CE8491839502AE85F6EA8504C6BD).FieldHandle);
InfTree.fixed_tl = array;
int[] array2 = new int[96];
RuntimeHelpers.InitializeArray(array2, fieldof(<PrivateImplementationDetails>.1B180C6E41F096D53222F5E8EF558B78182CA401).FieldHandle);
InfTree.fixed_td = array2;
int[] array3 = new int[31];
RuntimeHelpers.InitializeArray(array3, fieldof(<PrivateImplementationDetails>.8ED8F61DAA454B49CD5059AE4486C59174324E9E).FieldHandle);
InfTree.cplens = array3;
int[] array4 = new int[31];
RuntimeHelpers.InitializeArray(array4, fieldof(<PrivateImplementationDetails>.DACFCC5E985D9E113ABB74724C5D3CC4FDC4FB8A).FieldHandle);
InfTree.cplext = array4;
int[] array5 = new int[30];
RuntimeHelpers.InitializeArray(array5, fieldof(<PrivateImplementationDetails>.D068832E6B13A623916709C1E0E25ADCBE7B455F).FieldHandle);
InfTree.cpdist = array5;
int[] array6 = new int[30];
RuntimeHelpers.InitializeArray(array6, fieldof(<PrivateImplementationDetails>.79D521E6E3E55103005E9CC3FA43B3174FAF090F).FieldHandle);
InfTree.cpdext = array6;
}
// Token: 0x040082F3 RID: 33523
[Token(Token = "0x40082F3")]
private const int MANY = 1440;
// Token: 0x040082F4 RID: 33524
[Token(Token = "0x40082F4")]
private const int Z_OK = 0;
// Token: 0x040082F5 RID: 33525
[Token(Token = "0x40082F5")]
private const int Z_STREAM_END = 1;
// Token: 0x040082F6 RID: 33526
[Token(Token = "0x40082F6")]
private const int Z_NEED_DICT = 2;
// Token: 0x040082F7 RID: 33527
[Token(Token = "0x40082F7")]
private const int Z_ERRNO = -1;
// Token: 0x040082F8 RID: 33528
[Token(Token = "0x40082F8")]
private const int Z_STREAM_ERROR = -2;
// Token: 0x040082F9 RID: 33529
[Token(Token = "0x40082F9")]
private const int Z_DATA_ERROR = -3;
// Token: 0x040082FA RID: 33530
[Token(Token = "0x40082FA")]
private const int Z_MEM_ERROR = -4;
// Token: 0x040082FB RID: 33531
[Token(Token = "0x40082FB")]
private const int Z_BUF_ERROR = -5;
// Token: 0x040082FC RID: 33532
[Token(Token = "0x40082FC")]
private const int Z_VERSION_ERROR = -6;
// Token: 0x040082FD RID: 33533
[Token(Token = "0x40082FD")]
internal const int fixed_bl = 9;
// Token: 0x040082FE RID: 33534
[Token(Token = "0x40082FE")]
internal const int fixed_bd = 5;
// Token: 0x040082FF RID: 33535
[Token(Token = "0x40082FF")]
internal static readonly int[] fixed_tl;
// Token: 0x04008300 RID: 33536
[Token(Token = "0x4008300")]
internal static readonly int[] fixed_td;
// Token: 0x04008301 RID: 33537
[Token(Token = "0x4008301")]
internal static readonly int[] cplens;
// Token: 0x04008302 RID: 33538
[Token(Token = "0x4008302")]
internal static readonly int[] cplext;
// Token: 0x04008303 RID: 33539
[Token(Token = "0x4008303")]
internal static readonly int[] cpdist;
// Token: 0x04008304 RID: 33540
[Token(Token = "0x4008304")]
internal static readonly int[] cpdext;
// Token: 0x04008305 RID: 33541
[Token(Token = "0x4008305")]
internal const int BMAX = 15;
// Token: 0x04008306 RID: 33542
[FieldOffset(Offset = "0x10")]
[Token(Token = "0x4008306")]
internal int[] hn;
// Token: 0x04008307 RID: 33543
[FieldOffset(Offset = "0x18")]
[Token(Token = "0x4008307")]
internal int[] v;
// Token: 0x04008308 RID: 33544
[FieldOffset(Offset = "0x20")]
[Token(Token = "0x4008308")]
internal int[] c;
// Token: 0x04008309 RID: 33545
[FieldOffset(Offset = "0x28")]
[Token(Token = "0x4008309")]
internal int[] r;
// Token: 0x0400830A RID: 33546
[FieldOffset(Offset = "0x30")]
[Token(Token = "0x400830A")]
internal int[] u;
// Token: 0x0400830B RID: 33547
[FieldOffset(Offset = "0x38")]
[Token(Token = "0x400830B")]
internal int[] x;
}
}