using System;
using System.IO;
using Cpp2IlInjected;

namespace BestHTTP.Decompression.Crc
{
	// Token: 0x02001FBD RID: 8125
	[Token(Token = "0x2001FBD")]
	internal class CRC32
	{
		// Token: 0x170020C2 RID: 8386
		// (get) Token: 0x0600CDEC RID: 52716 RVA: 0x002F5FE4 File Offset: 0x002F41E4
		[Token(Token = "0x170020C2")]
		public long TotalBytesRead
		{
			[Token(Token = "0x600CDEC")]
			[Address(RVA = "0x3F5F40", Offset = "0x3F4D40", VA = "0x1803F5F40")]
			get
			{
				return this._TotalBytesRead;
			}
		}

		// Token: 0x170020C3 RID: 8387
		// (get) Token: 0x0600CDED RID: 52717 RVA: 0x002F5FF8 File Offset: 0x002F41F8
		[Token(Token = "0x170020C3")]
		public int Crc32Result
		{
			[Token(Token = "0x600CDED")]
			[Address(RVA = "0x5F70B0", Offset = "0x5F5EB0", VA = "0x1805F70B0")]
			get
			{
				/*
An exception occurred when decompiling this method (0600CDED)

ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 BestHTTP.Decompression.Crc.CRC32::get_Crc32Result()

 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
	Block_0:
	stloc:uint32(var_0_06, ldfld:uint32(CRC32::_register, ldloc:CRC32(this)))
}

   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1852
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.Optimize(DecompilerContext context, ILBlock method, AutoPropertyProvider autoPropertyProvider, StateMachineKind& stateMachineKind, MethodDef& inlinedMethod, AsyncMethodDebugInfo& asyncInfo, ILAstOptimizationStep abortBeforeStep) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 355
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(IEnumerable`1 parameters, MethodDebugInfoBuilder& builder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 123
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 88
   --- End of inner exception stack trace ---
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 92
   at ICSharpCode.Decompiler.Ast.AstBuilder.AddMethodBody(EntityDeclaration methodNode, EntityDeclaration& updatedNode, MethodDef method, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, MethodKind methodKind) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstBuilder.cs:line 1660
*/;
			}
		}

		// Token: 0x0600CDEE RID: 52718 RVA: 0x002F600C File Offset: 0x002F420C
		[Token(Token = "0x600CDEE")]
		[Address(RVA = "0x1960510", Offset = "0x195F310", VA = "0x181960510")]
		public int GetCrc32(Stream input)
		{
			/*
An exception occurred when decompiling this method (0600CDEE)

ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 BestHTTP.Decompression.Crc.CRC32::GetCrc32(System.IO.Stream)

 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
	IL_23:
	stloc:Exception(var_4_2D, newobj:Exception(Exception::.ctor, ldstr:string("The input stream must not be null.")))
}

   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1852
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.Optimize(DecompilerContext context, ILBlock method, AutoPropertyProvider autoPropertyProvider, StateMachineKind& stateMachineKind, MethodDef& inlinedMethod, AsyncMethodDebugInfo& asyncInfo, ILAstOptimizationStep abortBeforeStep) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 355
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(IEnumerable`1 parameters, MethodDebugInfoBuilder& builder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 123
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 88
   --- End of inner exception stack trace ---
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 92
   at ICSharpCode.Decompiler.Ast.AstBuilder.AddMethodBody(EntityDeclaration methodNode, EntityDeclaration& updatedNode, MethodDef method, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, MethodKind methodKind) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstBuilder.cs:line 1660
*/;
		}

		// Token: 0x0600CDEF RID: 52719 RVA: 0x002F6048 File Offset: 0x002F4248
		[Token(Token = "0x600CDEF")]
		[Address(RVA = "0x1960390", Offset = "0x195F190", VA = "0x181960390")]
		public int GetCrc32AndCopy(Stream input, Stream output)
		{
			/*
An exception occurred when decompiling this method (0600CDEF)

ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 BestHTTP.Decompression.Crc.CRC32::GetCrc32AndCopy(System.IO.Stream,System.IO.Stream)

 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
	IL_3B:
	stloc:Exception(var_6_45, newobj:Exception(Exception::.ctor, ldstr:string("The input stream must not be null.")))
}

   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1852
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.Optimize(DecompilerContext context, ILBlock method, AutoPropertyProvider autoPropertyProvider, StateMachineKind& stateMachineKind, MethodDef& inlinedMethod, AsyncMethodDebugInfo& asyncInfo, ILAstOptimizationStep abortBeforeStep) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 355
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(IEnumerable`1 parameters, MethodDebugInfoBuilder& builder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 123
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 88
   --- End of inner exception stack trace ---
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 92
   at ICSharpCode.Decompiler.Ast.AstBuilder.AddMethodBody(EntityDeclaration methodNode, EntityDeclaration& updatedNode, MethodDef method, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, MethodKind methodKind) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstBuilder.cs:line 1660
*/;
		}

		// Token: 0x0600CDF0 RID: 52720 RVA: 0x002F609C File Offset: 0x002F429C
		[Token(Token = "0x600CDF0")]
		[Address(RVA = "0x5F68D0", Offset = "0x5F56D0", VA = "0x1805F68D0")]
		public int ComputeCrc32(int W, byte B)
		{
			uint num = this.crc32Table[W];
			throw new NullReferenceException();
		}

		// Token: 0x0600CDF1 RID: 52721 RVA: 0x002F60BC File Offset: 0x002F42BC
		[Token(Token = "0x600CDF1")]
		[Address(RVA = "0x5F68D0", Offset = "0x5F56D0", VA = "0x1805F68D0")]
		internal int _InternalComputeCrc32(uint W, byte B)
		{
			uint num = this.crc32Table[(int)W];
			throw new NullReferenceException();
		}

		// Token: 0x0600CDF2 RID: 52722 RVA: 0x002F60DC File Offset: 0x002F42DC
		[Token(Token = "0x600CDF2")]
		[Address(RVA = "0x1960650", Offset = "0x195F450", VA = "0x181960650")]
		public void SlurpBlock(byte[] block, int offset, int count)
		{
			/*
An exception occurred when decompiling this method (0600CDF2)

ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Void BestHTTP.Decompression.Crc.CRC32::SlurpBlock(System.Byte[],System.Int32,System.Int32)

 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
	IL_36:
	stloc:Exception(var_4_40, newobj:Exception(Exception::.ctor, ldstr:string("The data buffer must not be null.")))
}

   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1852
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1878
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1878
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1846
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.Optimize(DecompilerContext context, ILBlock method, AutoPropertyProvider autoPropertyProvider, StateMachineKind& stateMachineKind, MethodDef& inlinedMethod, AsyncMethodDebugInfo& asyncInfo, ILAstOptimizationStep abortBeforeStep) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 355
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(IEnumerable`1 parameters, MethodDebugInfoBuilder& builder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 123
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 88
   --- End of inner exception stack trace ---
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 92
   at ICSharpCode.Decompiler.Ast.AstBuilder.AddMethodBody(EntityDeclaration methodNode, EntityDeclaration& updatedNode, MethodDef method, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, MethodKind methodKind) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstBuilder.cs:line 1660
*/;
		}

		// Token: 0x0600CDF3 RID: 52723 RVA: 0x002F612C File Offset: 0x002F432C
		[Token(Token = "0x600CDF3")]
		[Address(RVA = "0x1960880", Offset = "0x195F680", VA = "0x181960880")]
		public void UpdateCRC(byte b)
		{
			uint register = this._register;
			uint[] array = this.crc32Table;
			if (!this.reverseBits)
			{
				uint num = array[(int)register];
				this._register = num;
				return;
			}
			uint num2 = array[(int)register];
			this._register = num2;
		}

		// Token: 0x0600CDF4 RID: 52724 RVA: 0x002F6178 File Offset: 0x002F4378
		[Token(Token = "0x600CDF4")]
		[Address(RVA = "0x19607B0", Offset = "0x195F5B0", VA = "0x1819607B0")]
		public void UpdateCRC(byte b, int n)
		{
			if (n > 0)
			{
				int num = n - 1;
				uint[] array = this.crc32Table;
				if (!this.reverseBits)
				{
				}
				uint register = this._register;
				uint num2 = array[(int)register];
				this._register = num2;
			}
		}

		// Token: 0x0600CDF5 RID: 52725 RVA: 0x0000220F File Offset: 0x0000040F
		[Token(Token = "0x600CDF5")]
		[Address(RVA = "0x5F6D20", Offset = "0x5F5B20", VA = "0x1805F6D20")]
		private static uint ReverseBits(uint data)
		{
			throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
		}

		// Token: 0x0600CDF6 RID: 52726 RVA: 0x002F61BC File Offset: 0x002F43BC
		[Token(Token = "0x600CDF6")]
		[Address(RVA = "0x5F6D80", Offset = "0x5F5B80", VA = "0x1805F6D80")]
		private static byte ReverseBits(byte data)
		{
			/*
An exception occurred when decompiling this method (0600CDF6)

ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Byte BestHTTP.Decompression.Crc.CRC32::ReverseBits(System.Byte)

 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
	Block_0:
	stloc:int64(var_0_0F, mul:uint32[exp:int64](mul:uint32(ldloc:uint8[exp:uint32](data), conv.u4:uint32(ldc.i4:int32[exp:uint32](131586))), conv.u4:uint32(ldc.i4:int32[exp:uint32](16781313))))
}

   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1852
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.Optimize(DecompilerContext context, ILBlock method, AutoPropertyProvider autoPropertyProvider, StateMachineKind& stateMachineKind, MethodDef& inlinedMethod, AsyncMethodDebugInfo& asyncInfo, ILAstOptimizationStep abortBeforeStep) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 355
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(IEnumerable`1 parameters, MethodDebugInfoBuilder& builder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 123
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 88
   --- End of inner exception stack trace ---
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 92
   at ICSharpCode.Decompiler.Ast.AstBuilder.AddMethodBody(EntityDeclaration methodNode, EntityDeclaration& updatedNode, MethodDef method, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, MethodKind methodKind) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstBuilder.cs:line 1660
*/;
		}

		// Token: 0x0600CDF7 RID: 52727 RVA: 0x002F61D8 File Offset: 0x002F43D8
		[Token(Token = "0x600CDF7")]
		[Address(RVA = "0x1960240", Offset = "0x195F040", VA = "0x181960240")]
		private void GenerateLookupTable()
		{
			uint[] array = new uint[256];
			this.crc32Table = array;
			int num = 0;
			if (num == 1)
			{
			}
			uint num2 = this.dwPolynomial;
			while (num != 1)
			{
			}
			uint[] array2 = this.crc32Table;
			ulong num3;
			if ((this.reverseBits ? 1UL : 0UL) == num3)
			{
				array2[0] = num2;
			}
			long num4 = (long)(num * (int)((uint)131586));
			num2 += num2;
			long num5 = num4 * (long)((uint)16781313);
			array2[0] = (uint)num;
			num++;
			while (num5 != (long)array2.Length)
			{
			}
		}

		// Token: 0x0600CDF8 RID: 52728 RVA: 0x002F6260 File Offset: 0x002F4460
		[Token(Token = "0x600CDF8")]
		[Address(RVA = "0x5F7180", Offset = "0x5F5F80", VA = "0x1805F7180")]
		private uint gf2_matrix_times(uint[] matrix, uint vec)
		{
			int num = 0;
			if (vec != (uint)0)
			{
				if (vec != (uint)1)
				{
				}
				num++;
				while (vec >= (uint)2)
				{
				}
			}
			throw new NullReferenceException();
		}

		// Token: 0x0600CDF9 RID: 52729 RVA: 0x002F6288 File Offset: 0x002F4488
		[Token(Token = "0x600CDF9")]
		[Address(RVA = "0x5F70C0", Offset = "0x5F5EC0", VA = "0x1805F70C0")]
		private void gf2_matrix_square(uint[] square, uint[] mat)
		{
			int num = 0;
			int length = mat.Length;
			int num2 = 0;
			uint num3;
			if (num3 != (uint)0)
			{
				if (num3 != (uint)1)
				{
				}
				num2++;
				while (num3 >= (uint)2)
				{
				}
			}
			num++;
		}

		// Token: 0x0600CDFA RID: 52730 RVA: 0x002F62C0 File Offset: 0x002F44C0
		[Token(Token = "0x600CDFA")]
		[Address(RVA = "0x195FE20", Offset = "0x195EC20", VA = "0x18195FE20")]
		public void Combine(int crc, int length)
		{
			uint[] array = new uint[32];
			uint[] array2 = new uint[32];
			if (length != 0)
			{
				uint register = this._register;
				uint num = this.dwPolynomial;
				array2[0] = num;
				uint num2;
				num2 += (uint)1;
				array2[0] = num2;
				num2 += num2;
				int num3 = 0;
				int length2 = array2.Length;
				int num4 = 0;
				uint num5;
				if (num5 != (uint)0)
				{
					if (num5 != (uint)1)
					{
					}
					num4++;
					while (num5 >= (uint)2)
					{
					}
				}
				num3++;
				int num6 = 0;
				int length3 = array.Length;
				int num7 = 0;
				uint num8;
				if (num8 != (uint)0)
				{
					if (num8 != (uint)1)
					{
					}
					num7++;
					while (num8 >= (uint)2)
					{
					}
				}
				num6++;
				int num9 = 0;
				int length4 = array2.Length;
				int num10 = 0;
				uint num11;
				if (num11 != (uint)0)
				{
					if (num11 != (uint)1)
					{
					}
					num10++;
					while (num11 >= (uint)2)
					{
					}
				}
				num9++;
				int i;
				if (length != 1)
				{
					i = 0;
					int num12 = 0;
					if (register != (uint)0)
					{
						if (register != (uint)1)
						{
						}
						num12++;
						while (register >= (uint)2)
						{
						}
					}
				}
				int num16;
				if (register != (uint)2)
				{
					int num13 = 0;
					int length5 = array.Length;
					int num14 = 0;
					uint num15;
					if (num15 != (uint)0)
					{
						num11 = num15;
						if (num15 != (uint)1)
						{
						}
						num14++;
						while (num11 >= (uint)2)
						{
						}
					}
					num13++;
					if (length != 1)
					{
						num16 = 0;
						int num17 = 0;
						if (i != 0)
						{
							if (i != 1)
							{
							}
							num17++;
							while (i >= 2)
							{
							}
						}
					}
					while (i != 2)
					{
					}
				}
				this._register = (uint)num16;
			}
		}

		// Token: 0x0600CDFB RID: 52731 RVA: 0x002F6424 File Offset: 0x002F4624
		[Token(Token = "0x600CDFB")]
		[Address(RVA = "0x1960A90", Offset = "0x195F890", VA = "0x181960A90")]
		public CRC32()
		{
		}

		// Token: 0x0600CDFC RID: 52732 RVA: 0x002F6434 File Offset: 0x002F4634
		[Token(Token = "0x600CDFC")]
		[Address(RVA = "0x1960AA0", Offset = "0x195F8A0", VA = "0x181960AA0")]
		public CRC32(bool reverseBits)
		{
		}

		// Token: 0x0600CDFD RID: 52733 RVA: 0x002F6444 File Offset: 0x002F4644
		[Token(Token = "0x600CDFD")]
		[Address(RVA = "0x1960920", Offset = "0x195F720", VA = "0x181960920")]
		public CRC32(int polynomial, bool reverseBits)
		{
			this._register = (uint)((ulong)4294967295L);
			base..ctor();
			this.reverseBits = reverseBits;
			this.dwPolynomial = (uint)polynomial;
			uint[] array = new uint[256];
			this.crc32Table = array;
			int num = 0;
			if (num != 1)
			{
			}
			while (num != 1)
			{
			}
			uint[] array2 = this.crc32Table;
			ulong num2;
			if ((this.reverseBits ? 1UL : 0UL) == num2)
			{
				array2[0] = (uint)num;
			}
			long num3 = (long)(num * (int)((uint)131586));
			num += num;
			long num4 = num3 * (long)((uint)16781313);
			array2[0] = (uint)num;
			num++;
			while (num4 != (long)array2.Length)
			{
			}
		}

		// Token: 0x0600CDFE RID: 52734 RVA: 0x002F64E4 File Offset: 0x002F46E4
		[Token(Token = "0x600CDFE")]
		[Address(RVA = "0x1960640", Offset = "0x195F440", VA = "0x181960640")]
		public void Reset()
		{
			this._register = (uint)((ulong)4294967295L);
		}

		// Token: 0x040083D4 RID: 33748
		[FieldOffset(Offset = "0x10")]
		[Token(Token = "0x40083D4")]
		private uint dwPolynomial;

		// Token: 0x040083D5 RID: 33749
		[FieldOffset(Offset = "0x18")]
		[Token(Token = "0x40083D5")]
		private long _TotalBytesRead;

		// Token: 0x040083D6 RID: 33750
		[FieldOffset(Offset = "0x20")]
		[Token(Token = "0x40083D6")]
		private bool reverseBits;

		// Token: 0x040083D7 RID: 33751
		[FieldOffset(Offset = "0x28")]
		[Token(Token = "0x40083D7")]
		private uint[] crc32Table;

		// Token: 0x040083D8 RID: 33752
		[Token(Token = "0x40083D8")]
		private const int BUFFER_SIZE = 8192;

		// Token: 0x040083D9 RID: 33753
		[FieldOffset(Offset = "0x30")]
		[Token(Token = "0x40083D9")]
		private uint _register;
	}
}