using System;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Macs
{
	// Token: 0x02001D36 RID: 7478
	[Token(Token = "0x2001D36")]
	public class VmpcMac : IMac
	{
		// Token: 0x0600B977 RID: 47479 RVA: 0x002847B8 File Offset: 0x002829B8
		[Token(Token = "0x600B977")]
		[Address(RVA = "0x25C9EB0", Offset = "0x25C8EB0", VA = "0x1825C9EB0", 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: 0x17001D34 RID: 7476
		// (get) Token: 0x0600B978 RID: 47480 RVA: 0x002849DC File Offset: 0x00282BDC
		[Token(Token = "0x17001D34")]
		public virtual string AlgorithmName
		{
			[Token(Token = "0x600B978")]
			[Address(RVA = "0x25CAC10", Offset = "0x25C9C10", VA = "0x1825CAC10", Slot = "12")]
			get
			{
				return "VMPC-MAC";
			}
		}

		// Token: 0x0600B979 RID: 47481 RVA: 0x002849F0 File Offset: 0x00282BF0
		[Token(Token = "0x600B979")]
		[Address(RVA = "0xC42C40", Offset = "0xC41C40", VA = "0x180C42C40", Slot = "13")]
		public virtual int GetMacSize()
		{
			return 20;
		}

		// Token: 0x0600B97A RID: 47482 RVA: 0x00284A00 File Offset: 0x00282C00
		[Token(Token = "0x600B97A")]
		[Address(RVA = "0x25CA570", Offset = "0x25C9570", VA = "0x1825CA570", Slot = "14")]
		public virtual void Init(ICipherParameters parameters)
		{
			/*
An exception occurred when decompiling this method (0600B97A)

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: 0x0600B97B RID: 47483 RVA: 0x00284A70 File Offset: 0x00282C70
		[Token(Token = "0x600B97B")]
		[Address(RVA = "0x25CAC40", Offset = "0x25C9C40", VA = "0x1825CAC40")]
		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: 0x0600B97C RID: 47484 RVA: 0x00284B68 File Offset: 0x00282D68
		[Token(Token = "0x600B97C")]
		[Address(RVA = "0x25CA7D0", Offset = "0x25C97D0", VA = "0x1825CA7D0", 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: 0x0600B97D RID: 47485 RVA: 0x00284BC0 File Offset: 0x00282DC0
		[Token(Token = "0x600B97D")]
		[Address(RVA = "0x25CA870", Offset = "0x25C9870", VA = "0x1825CA870", 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: 0x0600B97E RID: 47486 RVA: 0x00284CF8 File Offset: 0x00282EF8
		[Token(Token = "0x600B97E")]
		[Address(RVA = "0x25C9DC0", Offset = "0x25C8DC0", VA = "0x1825C9DC0", Slot = "17")]
		public virtual void BlockUpdate(byte[] input, int inOff, int len)
		{
			if (len > 0)
			{
				this.Reset();
			}
		}

		// Token: 0x0600B97F RID: 47487 RVA: 0x00284D18 File Offset: 0x00282F18
		[Token(Token = "0x600B97F")]
		[Address(RVA = "0x412370", Offset = "0x411370", VA = "0x180412370")]
		public VmpcMac()
		{
		}

		// Token: 0x04007508 RID: 29960
		[FieldOffset(Offset = "0x10")]
		[Token(Token = "0x4007508")]
		private byte g;

		// Token: 0x04007509 RID: 29961
		[FieldOffset(Offset = "0x11")]
		[Token(Token = "0x4007509")]
		private byte n;

		// Token: 0x0400750A RID: 29962
		[FieldOffset(Offset = "0x18")]
		[Token(Token = "0x400750A")]
		private byte[] P;

		// Token: 0x0400750B RID: 29963
		[FieldOffset(Offset = "0x20")]
		[Token(Token = "0x400750B")]
		private byte s;

		// Token: 0x0400750C RID: 29964
		[FieldOffset(Offset = "0x28")]
		[Token(Token = "0x400750C")]
		private byte[] T;

		// Token: 0x0400750D RID: 29965
		[FieldOffset(Offset = "0x30")]
		[Token(Token = "0x400750D")]
		private byte[] workingIV;

		// Token: 0x0400750E RID: 29966
		[FieldOffset(Offset = "0x38")]
		[Token(Token = "0x400750E")]
		private byte[] workingKey;

		// Token: 0x0400750F RID: 29967
		[FieldOffset(Offset = "0x40")]
		[Token(Token = "0x400750F")]
		private byte x1;

		// Token: 0x04007510 RID: 29968
		[FieldOffset(Offset = "0x41")]
		[Token(Token = "0x4007510")]
		private byte x2;

		// Token: 0x04007511 RID: 29969
		[FieldOffset(Offset = "0x42")]
		[Token(Token = "0x4007511")]
		private byte x3;

		// Token: 0x04007512 RID: 29970
		[FieldOffset(Offset = "0x43")]
		[Token(Token = "0x4007512")]
		private byte x4;
	}
}