using System;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Macs
{
	// Token: 0x02001C56 RID: 7254
	[Token(Token = "0x2001C56")]
	public class VmpcMac : IMac
	{
		// Token: 0x0600B5A9 RID: 46505 RVA: 0x0027B664 File Offset: 0x00279864
		[Token(Token = "0x600B5A9")]
		[Address(RVA = "0x1C32D40", Offset = "0x1C31B40", VA = "0x181C32D40", 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: 0x17001C97 RID: 7319
		// (get) Token: 0x0600B5AA RID: 46506 RVA: 0x0027B888 File Offset: 0x00279A88
		[Token(Token = "0x17001C97")]
		public virtual string AlgorithmName
		{
			[Token(Token = "0x600B5AA")]
			[Address(RVA = "0x1C33AA0", Offset = "0x1C328A0", VA = "0x181C33AA0", Slot = "12")]
			get
			{
				return "VMPC-MAC";
			}
		}

		// Token: 0x0600B5AB RID: 46507 RVA: 0x0027B89C File Offset: 0x00279A9C
		[Token(Token = "0x600B5AB")]
		[Address(RVA = "0x4B5D20", Offset = "0x4B4B20", VA = "0x1804B5D20", Slot = "13")]
		public virtual int GetMacSize()
		{
			return 20;
		}

		// Token: 0x0600B5AC RID: 46508 RVA: 0x0027B8AC File Offset: 0x00279AAC
		[Token(Token = "0x600B5AC")]
		[Address(RVA = "0x1C33400", Offset = "0x1C32200", VA = "0x181C33400", Slot = "14")]
		public virtual void Init(ICipherParameters parameters)
		{
			/*
An exception occurred when decompiling this method (0600B5AC)

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 1660
*/;
		}

		// Token: 0x0600B5AD RID: 46509 RVA: 0x0027B91C File Offset: 0x00279B1C
		[Token(Token = "0x600B5AD")]
		[Address(RVA = "0x1C33AD0", Offset = "0x1C328D0", VA = "0x181C33AD0")]
		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: 0x0600B5AE RID: 46510 RVA: 0x0027BA14 File Offset: 0x00279C14
		[Token(Token = "0x600B5AE")]
		[Address(RVA = "0x1C33660", Offset = "0x1C32460", VA = "0x181C33660", 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: 0x0600B5AF RID: 46511 RVA: 0x0027BA6C File Offset: 0x00279C6C
		[Token(Token = "0x600B5AF")]
		[Address(RVA = "0x1C33700", Offset = "0x1C32500", VA = "0x181C33700", 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: 0x0600B5B0 RID: 46512 RVA: 0x0027BBA4 File Offset: 0x00279DA4
		[Token(Token = "0x600B5B0")]
		[Address(RVA = "0x1C32C50", Offset = "0x1C31A50", VA = "0x181C32C50", Slot = "17")]
		public virtual void BlockUpdate(byte[] input, int inOff, int len)
		{
			if (len > 0)
			{
				this.Reset();
			}
		}

		// Token: 0x0600B5B1 RID: 46513 RVA: 0x0027BBC4 File Offset: 0x00279DC4
		[Token(Token = "0x600B5B1")]
		[Address(RVA = "0x3F5100", Offset = "0x3F3F00", VA = "0x1803F5100")]
		public VmpcMac()
		{
		}

		// Token: 0x0400734F RID: 29519
		[FieldOffset(Offset = "0x10")]
		[Token(Token = "0x400734F")]
		private byte g;

		// Token: 0x04007350 RID: 29520
		[FieldOffset(Offset = "0x11")]
		[Token(Token = "0x4007350")]
		private byte n;

		// Token: 0x04007351 RID: 29521
		[FieldOffset(Offset = "0x18")]
		[Token(Token = "0x4007351")]
		private byte[] P;

		// Token: 0x04007352 RID: 29522
		[FieldOffset(Offset = "0x20")]
		[Token(Token = "0x4007352")]
		private byte s;

		// Token: 0x04007353 RID: 29523
		[FieldOffset(Offset = "0x28")]
		[Token(Token = "0x4007353")]
		private byte[] T;

		// Token: 0x04007354 RID: 29524
		[FieldOffset(Offset = "0x30")]
		[Token(Token = "0x4007354")]
		private byte[] workingIV;

		// Token: 0x04007355 RID: 29525
		[FieldOffset(Offset = "0x38")]
		[Token(Token = "0x4007355")]
		private byte[] workingKey;

		// Token: 0x04007356 RID: 29526
		[FieldOffset(Offset = "0x40")]
		[Token(Token = "0x4007356")]
		private byte x1;

		// Token: 0x04007357 RID: 29527
		[FieldOffset(Offset = "0x41")]
		[Token(Token = "0x4007357")]
		private byte x2;

		// Token: 0x04007358 RID: 29528
		[FieldOffset(Offset = "0x42")]
		[Token(Token = "0x4007358")]
		private byte x3;

		// Token: 0x04007359 RID: 29529
		[FieldOffset(Offset = "0x43")]
		[Token(Token = "0x4007359")]
		private byte x4;
	}
}