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

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Macs
{
	// Token: 0x02001679 RID: 5753
	[Token(Token = "0x2001679")]
	[StructLayout(3)]
	public class VmpcMac : IMac
	{
		// Token: 0x060099CF RID: 39375 RVA: 0x0022404C File Offset: 0x0022224C
		[Token(Token = "0x60099CF")]
		[Address(RVA = "0x20FB490", Offset = "0x20F9E90", VA = "0x1820FB490", Slot = "11")]
		public virtual int DoFinal(byte[] output, int outOff)
		{
			byte[] p = this.P;
			byte b = this.n;
			int length = p.Length;
			byte b2 = this.s;
			byte b3;
			b3 += b2;
			byte b4;
			this.s = b4;
			byte b5 = this.x3;
			byte b6 = this.x4;
			b6 += b5;
			uint num;
			b6 = (byte)((uint)b6 + num);
			b3 = b6;
			byte b7;
			this.x4 = b7;
			b7 = (byte)((uint)b7 + num);
			b3 = b7;
			byte b8;
			this.x3 = b8;
			byte b9 = this.x1;
			b8 = (byte)((uint)b8 + num);
			b3 = b8;
			byte b10;
			this.x2 = b10;
			b10 = b4;
			b10 += b9;
			b10 = (byte)((uint)b10 + num);
			b3 = b10;
			byte[] t = this.T;
			byte b11;
			this.x1 = b11;
			byte b12 = this.g;
			byte[] t2 = this.T;
			byte b13 = this.g;
			byte[] t3 = this.T;
			byte b14 = this.g;
			byte[] t4 = this.T;
			byte b15 = this.g;
			byte b16 = this.g;
			byte[] p2 = this.P;
			this.g = b16;
			byte b17 = this.n;
			int length2 = p2.Length;
			byte b18 = this.s;
			byte[] p3 = this.P;
			byte b19 = this.s;
			num += (uint)1;
			int num2 = 0;
			byte[] p4 = this.P;
			int length3 = p4.Length;
			byte[] t5 = this.T;
			byte b20;
			byte b21;
			b20 += b21;
			byte b22 = this.s;
			b20 += b22;
			byte b23;
			this.s = b23;
			int length4 = p4.Length;
			byte[] p5 = this.P;
			byte b24 = this.s;
			num2++;
			byte[] array = new byte[20];
			int num3 = 0;
			byte[] p6 = this.P;
			int length5 = p6.Length;
			byte b25 = this.s;
			byte b26;
			b26 += b25;
			byte b27;
			this.s = b27;
			int length6 = p6.Length;
			int length7 = this.P.Length;
			byte b28 = this.s;
			byte[] p7 = this.P;
			byte b29 = this.s;
			num3++;
			int length8 = array.Length;
			int num4 = 0;
			Array.Copy(array, num4, output, outOff, length8);
			return array.Length;
		}

		// Token: 0x17001896 RID: 6294
		// (get) Token: 0x060099D0 RID: 39376 RVA: 0x00224270 File Offset: 0x00222470
		[Token(Token = "0x17001896")]
		public virtual string AlgorithmName
		{
			[Token(Token = "0x60099D0")]
			[Address(RVA = "0x20FC1F0", Offset = "0x20FABF0", VA = "0x1820FC1F0", Slot = "12")]
			get
			{
				return "VMPC-MAC";
			}
		}

		// Token: 0x060099D1 RID: 39377 RVA: 0x00224284 File Offset: 0x00222484
		[Token(Token = "0x60099D1")]
		[Address(RVA = "0x15A18C0", Offset = "0x15A02C0", VA = "0x1815A18C0", Slot = "13")]
		public virtual int GetMacSize()
		{
			return 20;
		}

		// Token: 0x060099D2 RID: 39378 RVA: 0x00224294 File Offset: 0x00222494
		[Token(Token = "0x60099D2")]
		[Address(RVA = "0x20FBB50", Offset = "0x20FA550", VA = "0x1820FBB50", Slot = "14")]
		public virtual void Init(ICipherParameters parameters)
		{
			/*
An exception occurred when decompiling this method (060099D2)

ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Void BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Macs.VmpcMac::Init(BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.ICipherParameters)

 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
	IL_51:
	stloc:ArgumentException(var_8_60, newobj:ArgumentException(ArgumentException::.ctor, ldstr:string("VMPC-MAC requires 1 to 768 bytes of IV"), ldstr:string("parameters")))
}

   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.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.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 1663
*/;
		}

		// Token: 0x060099D3 RID: 39379 RVA: 0x00224304 File Offset: 0x00222504
		[Token(Token = "0x60099D3")]
		[Address(RVA = "0x20FC220", Offset = "0x20FAC20", VA = "0x1820FC220")]
		private void initKey(byte[] keyBytes, byte[] ivBytes)
		{
			this.s = (byte)((ulong)0L);
			byte[] array = new byte[256];
			int num = 0;
			this.P = array;
			byte[] p = this.P;
			num++;
			byte[] p2 = this.P;
			int length = p2.Length;
			byte b = p[keyBytes];
			byte b2;
			b += b2;
			byte b3 = this.s;
			b += b3;
			byte b4;
			this.s = b4;
			int length2 = p2.Length;
			byte[] p3 = this.P;
			byte b5 = this.s;
			num++;
			byte[] p4 = this.P;
			int length3 = p4.Length;
			int length4 = ivBytes.Length;
			byte b6;
			byte b7;
			b6 += b7;
			byte b8 = this.s;
			b6 += b8;
			byte b9;
			this.s = b9;
			int length5 = p4.Length;
			byte[] p5 = this.P;
			byte b10 = this.s;
			num++;
			this.n = (byte)((ulong)0L);
		}

		// Token: 0x060099D4 RID: 39380 RVA: 0x002243FC File Offset: 0x002225FC
		[Token(Token = "0x60099D4")]
		[Address(RVA = "0x20FBDB0", Offset = "0x20FA7B0", VA = "0x1820FBDB0", Slot = "15")]
		public virtual void Reset()
		{
			byte[] array = this.workingIV;
			byte[] array2 = this.workingKey;
			this.initKey(array2, array);
			this.g = (byte)((ulong)0L);
			this.x1 = (byte)((ulong)0L);
			byte[] array3 = new byte[32];
			this.T = array3;
			int num = 0;
			byte[] t = this.T;
			num++;
		}

		// Token: 0x060099D5 RID: 39381 RVA: 0x00224454 File Offset: 0x00222654
		[Token(Token = "0x60099D5")]
		[Address(RVA = "0x20FBE50", Offset = "0x20FA850", VA = "0x1820FBE50", Slot = "16")]
		public virtual void Update(byte input)
		{
			byte[] p = this.P;
			byte b = this.n;
			int length = p.Length;
			byte b2 = this.s;
			byte b3;
			b3 += b2;
			byte b4;
			this.s = b4;
			int length2 = p.Length;
			byte b5 = this.x3;
			byte b6 = this.x4;
			b6 += b5;
			byte b7;
			this.x4 = b7;
			byte b8;
			this.x3 = b8;
			b7 = b8;
			byte b9;
			this.x2 = b9;
			byte b10 = this.s;
			b10 += b9;
			b9 = b10;
			byte[] t = this.T;
			byte b11;
			this.x1 = b11;
			byte b12 = this.g;
			byte[] t2 = this.T;
			byte b13 = this.g;
			byte b14 = this.x2;
			byte[] t3 = this.T;
			byte b15 = this.g;
			byte b16 = this.x3;
			byte[] t4 = this.T;
			byte b17 = this.g;
			byte b18 = this.g;
			this.g = b18;
			byte[] p2 = this.P;
			byte b19 = this.n;
			int length3 = p2.Length;
			byte b20 = this.s;
			byte b21;
			p2[0] = b21;
			byte[] p3 = this.P;
			byte b22 = this.s;
		}

		// Token: 0x060099D6 RID: 39382 RVA: 0x0022458C File Offset: 0x0022278C
		[Token(Token = "0x60099D6")]
		[Address(RVA = "0x20FB3A0", Offset = "0x20F9DA0", VA = "0x1820FB3A0", Slot = "17")]
		public virtual void BlockUpdate(byte[] input, int inOff, int len)
		{
			if (len > 0)
			{
				this.Reset();
			}
		}

		// Token: 0x060099D7 RID: 39383 RVA: 0x002245AC File Offset: 0x002227AC
		[Token(Token = "0x60099D7")]
		[Address(RVA = "0x3C1670", Offset = "0x3C0070", VA = "0x1803C1670")]
		public VmpcMac()
		{
		}

		// Token: 0x0400650C RID: 25868
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x10")]
		[Token(Token = "0x400650C")]
		private byte g;

		// Token: 0x0400650D RID: 25869
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x11")]
		[Token(Token = "0x400650D")]
		private byte n;

		// Token: 0x0400650E RID: 25870
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x18")]
		[Token(Token = "0x400650E")]
		private byte[] P;

		// Token: 0x0400650F RID: 25871
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x20")]
		[Token(Token = "0x400650F")]
		private byte s;

		// Token: 0x04006510 RID: 25872
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x28")]
		[Token(Token = "0x4006510")]
		private byte[] T;

		// Token: 0x04006511 RID: 25873
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x30")]
		[Token(Token = "0x4006511")]
		private byte[] workingIV;

		// Token: 0x04006512 RID: 25874
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x38")]
		[Token(Token = "0x4006512")]
		private byte[] workingKey;

		// Token: 0x04006513 RID: 25875
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x40")]
		[Token(Token = "0x4006513")]
		private byte x1;

		// Token: 0x04006514 RID: 25876
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x41")]
		[Token(Token = "0x4006514")]
		private byte x2;

		// Token: 0x04006515 RID: 25877
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x42")]
		[Token(Token = "0x4006515")]
		private byte x3;

		// Token: 0x04006516 RID: 25878
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x43")]
		[Token(Token = "0x4006516")]
		private byte x4;
	}
}