using System;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Zlib
{
	// Token: 0x02001351 RID: 4945
	[Token(Token = "0x2001351")]
	[StructLayout(3)]
	internal sealed class InfTree
	{
		// Token: 0x06007CD7 RID: 31959 RVA: 0x001A238C File Offset: 0x001A058C
		[Token(Token = "0x6007CD7")]
		[Address(RVA = "0x202F620", Offset = "0x202E020", VA = "0x18202F620")]
		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)
						{
						}
						this.x[0] = num10;
						this.r[0] = num9;
						this.r[0] = (int)num;
						int[] array10 = this.u;
						num13 -= (int)num;
						int[] array11 = this.r;
						num12 -= num10;
						array11[1] = num12;
						int num20 = this.u[(int)num16];
						num20 += num10;
						int[] array12 = this.r;
					}
					int[] array13 = this.r;
					num -= (uint)num13;
					array13[0] = (int)num;
					if (num11 < num9)
					{
						int[] array14 = this.r;
						num11++;
						int num21;
						num21 += 80;
						array14[0] = num21;
						int[] array15 = this.r;
						int[] array16 = this.r;
						num11++;
						uint num22;
						array16[0] = (int)num22;
						this.r[1] = (int)num22;
					}
					int[] array17 = this.r;
					uint num23;
					if (num10 < (int)num23)
					{
						int[] array18 = this.r;
						uint num24;
						num10 += (int)num24;
					}
					uint num25;
					if (num10 != (int)num25)
					{
						while (num10 != (int)num25)
						{
						}
					}
					int[] array19 = this.x;
					uint num26;
					if (num26 != "{il2cpp array field local78->}")
					{
						num13 -= (int)num;
					}
					while (num14 != 0)
					{
					}
				}
				num += (uint)1;
				while (num <= num2)
				{
				}
				if (num2 != (uint)1)
				{
				}
			}
			throw new NullReferenceException();
		}

		// Token: 0x06007CD8 RID: 31960 RVA: 0x001A2698 File Offset: 0x001A0898
		[Token(Token = "0x6007CD8")]
		[Address(RVA = "0x2030200", Offset = "0x202EC00", VA = "0x182030200")]
		internal int inflate_trees_bits(int[] c, int[] bb, int[] tb, int[] hp, ZStream 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: 0x06007CD9 RID: 31961 RVA: 0x001A26EC File Offset: 0x001A08EC
		[Token(Token = "0x6007CD9")]
		[Address(RVA = "0x2030350", Offset = "0x202ED50", VA = "0x182030350")]
		internal int inflate_trees_dynamic(int nl, int nd, int[] c, int[] bl, int[] bd, int[] tl, int[] td, int[] hp, ZStream 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: 0x06007CDA RID: 31962 RVA: 0x001A278C File Offset: 0x001A098C
		[Token(Token = "0x6007CDA")]
		[Address(RVA = "0x2030660", Offset = "0x202F060", VA = "0x182030660")]
		internal static int inflate_trees_fixed(int[] bl, int[] bd, int[][] tl, int[][] td, ZStream 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: 0x06007CDB RID: 31963 RVA: 0x001A27C8 File Offset: 0x001A09C8
		[Token(Token = "0x6007CDB")]
		[Address(RVA = "0x20307F0", Offset = "0x202F1F0", VA = "0x1820307F0")]
		private void initWorkArea(int vsize)
		{
			if (this.cplens == (ulong)0L)
			{
				int[] array = new int[1];
				this.hn = array;
				int[] array2 = new int[vsize];
				this.v = array2;
				int[] array3 = new int[16];
				this.c = array3;
				int[] array4 = new int[3];
				this.r = array4;
				int[] array5 = new int[15];
				this.u = array5;
				int[] array6 = new int[16];
				this.x = array6;
			}
			if (this.v.Length < vsize)
			{
				int[] array7 = new int[vsize];
				this.v = array7;
			}
			int num = 0;
			if (vsize > 0)
			{
				int[] array8 = this.v;
				num++;
				array8[0] = num;
			}
			int[] array9 = this.c;
			num++;
			array9[0] = num;
			int[] array10 = this.r;
			num++;
			array10[0] = num;
			int[] array11 = this.u;
			int num2 = 0;
			int[] array12 = this.c;
			int num3 = 0;
			ulong num4;
			Array.Copy(array12, num3, array11, num2, (int)num4);
			int[] array13 = this.x;
			int num5 = 0;
			int[] array14 = this.c;
			int num6 = 0;
			ulong num7;
			Array.Copy(array14, num6, array13, num5, (int)num7);
		}

		// Token: 0x06007CDC RID: 31964 RVA: 0x001A28F8 File Offset: 0x001A0AF8
		[Token(Token = "0x6007CDC")]
		[Address(RVA = "0x3C1670", Offset = "0x3C0070", VA = "0x1803C1670")]
		public InfTree()
		{
		}

		// Token: 0x06007CDD RID: 31965 RVA: 0x001A290C File Offset: 0x001A0B0C
		// Note: this type is marked as 'beforefieldinit'.
		[Token(Token = "0x6007CDD")]
		[Address(RVA = "0x202F4A0", Offset = "0x202DEA0", VA = "0x18202F4A0")]
		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: 0x0400596A RID: 22890
		[Token(Token = "0x400596A")]
		private const int MANY = 1440;

		// Token: 0x0400596B RID: 22891
		[Token(Token = "0x400596B")]
		private const int Z_OK = 0;

		// Token: 0x0400596C RID: 22892
		[Token(Token = "0x400596C")]
		private const int Z_STREAM_END = 1;

		// Token: 0x0400596D RID: 22893
		[Token(Token = "0x400596D")]
		private const int Z_NEED_DICT = 2;

		// Token: 0x0400596E RID: 22894
		[Token(Token = "0x400596E")]
		private const int Z_ERRNO = -1;

		// Token: 0x0400596F RID: 22895
		[Token(Token = "0x400596F")]
		private const int Z_STREAM_ERROR = -2;

		// Token: 0x04005970 RID: 22896
		[Token(Token = "0x4005970")]
		private const int Z_DATA_ERROR = -3;

		// Token: 0x04005971 RID: 22897
		[Token(Token = "0x4005971")]
		private const int Z_MEM_ERROR = -4;

		// Token: 0x04005972 RID: 22898
		[Token(Token = "0x4005972")]
		private const int Z_BUF_ERROR = -5;

		// Token: 0x04005973 RID: 22899
		[Token(Token = "0x4005973")]
		private const int Z_VERSION_ERROR = -6;

		// Token: 0x04005974 RID: 22900
		[Token(Token = "0x4005974")]
		private const int fixed_bl = 9;

		// Token: 0x04005975 RID: 22901
		[Token(Token = "0x4005975")]
		private const int fixed_bd = 5;

		// Token: 0x04005976 RID: 22902
		[Token(Token = "0x4005976")]
		private static readonly int[] fixed_tl;

		// Token: 0x04005977 RID: 22903
		[Token(Token = "0x4005977")]
		private static readonly int[] fixed_td;

		// Token: 0x04005978 RID: 22904
		[Token(Token = "0x4005978")]
		private static readonly int[] cplens;

		// Token: 0x04005979 RID: 22905
		[Token(Token = "0x4005979")]
		private static readonly int[] cplext;

		// Token: 0x0400597A RID: 22906
		[Token(Token = "0x400597A")]
		private static readonly int[] cpdist;

		// Token: 0x0400597B RID: 22907
		[Token(Token = "0x400597B")]
		private static readonly int[] cpdext;

		// Token: 0x0400597C RID: 22908
		[Token(Token = "0x400597C")]
		private const int BMAX = 15;

		// Token: 0x0400597D RID: 22909
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x10")]
		[Token(Token = "0x400597D")]
		private int[] hn;

		// Token: 0x0400597E RID: 22910
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x18")]
		[Token(Token = "0x400597E")]
		private int[] v;

		// Token: 0x0400597F RID: 22911
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x20")]
		[Token(Token = "0x400597F")]
		private int[] c;

		// Token: 0x04005980 RID: 22912
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x28")]
		[Token(Token = "0x4005980")]
		private int[] r;

		// Token: 0x04005981 RID: 22913
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x30")]
		[Token(Token = "0x4005981")]
		private int[] u;

		// Token: 0x04005982 RID: 22914
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x38")]
		[Token(Token = "0x4005982")]
		private int[] x;
	}
}