using System;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Paddings;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Macs
{
	// Token: 0x02001C4C RID: 7244
	[Token(Token = "0x2001C4C")]
	public class CfbBlockCipherMac : IMac
	{
		// Token: 0x0600B53C RID: 46396 RVA: 0x00279184 File Offset: 0x00277384
		[Token(Token = "0x600B53C")]
		[Address(RVA = "0x1C1D880", Offset = "0x1C1C680", VA = "0x181C1D880")]
		public CfbBlockCipherMac(IBlockCipher cipher)
		{
		}

		// Token: 0x0600B53D RID: 46397 RVA: 0x0027919C File Offset: 0x0027739C
		[Token(Token = "0x600B53D")]
		[Address(RVA = "0x1C1D900", Offset = "0x1C1C700", VA = "0x181C1D900")]
		public CfbBlockCipherMac(IBlockCipher cipher, IBlockCipherPadding padding)
		{
		}

		// Token: 0x0600B53E RID: 46398 RVA: 0x002791B0 File Offset: 0x002773B0
		[Token(Token = "0x600B53E")]
		[Address(RVA = "0x1C1D860", Offset = "0x1C1C660", VA = "0x181C1D860")]
		public CfbBlockCipherMac(IBlockCipher cipher, int cfbBitSize, int macSizeInBits)
		{
		}

		// Token: 0x0600B53F RID: 46399 RVA: 0x002791C0 File Offset: 0x002773C0
		[Token(Token = "0x600B53F")]
		[Address(RVA = "0x1C1D990", Offset = "0x1C1C790", VA = "0x181C1D990")]
		public CfbBlockCipherMac(IBlockCipher cipher, int cfbBitSize, int macSizeInBits, IBlockCipherPadding padding)
		{
			/*
An exception occurred when decompiling this method (0600B53F)

ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Void BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Macs.CfbBlockCipherMac::.ctor(BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.IBlockCipher,System.Int32,System.Int32,BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Paddings.IBlockCipherPadding)

 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
	IL_93:
	stloc:ArgumentException(var_8_9D, newobj:ArgumentException(ArgumentException::.ctor, ldstr:string("MAC size must be multiple of 8")))
}

   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: 0x17001C8D RID: 7309
		// (get) Token: 0x0600B540 RID: 46400 RVA: 0x0027926C File Offset: 0x0027746C
		[Token(Token = "0x17001C8D")]
		public string AlgorithmName
		{
			[Token(Token = "0x600B540")]
			[Address(RVA = "0x1C1DB60", Offset = "0x1C1C960", VA = "0x181C1DB60", Slot = "5")]
			get
			{
				MacCFBBlockCipher macCFBBlockCipher = this.cipher;
				IBlockCipher blockCipher = macCFBBlockCipher.cipher;
				int blockSize = macCFBBlockCipher.blockSize;
				string text;
				return text;
			}
		}

		// Token: 0x0600B541 RID: 46401 RVA: 0x00279298 File Offset: 0x00277498
		[Token(Token = "0x600B541")]
		[Address(RVA = "0x1C1D700", Offset = "0x1C1C500", VA = "0x181C1D700", Slot = "4")]
		public void Init(ICipherParameters parameters)
		{
			this.Reset();
			this.cipher.Init(true, parameters);
		}

		// Token: 0x0600B542 RID: 46402 RVA: 0x002792C0 File Offset: 0x002774C0
		[Token(Token = "0x600B542")]
		[Address(RVA = "0x40FFE0", Offset = "0x40EDE0", VA = "0x18040FFE0", Slot = "6")]
		public int GetMacSize()
		{
			return this.macSize;
		}

		// Token: 0x0600B543 RID: 46403 RVA: 0x002792D4 File Offset: 0x002774D4
		[Token(Token = "0x600B543")]
		[Address(RVA = "0x1C1D7D0", Offset = "0x1C1C5D0", VA = "0x181C1D7D0", Slot = "7")]
		public void Update(byte input)
		{
			byte[] buffer = this.Buffer;
			int num = this.bufOff;
			if (num == buffer.Length)
			{
				MacCFBBlockCipher macCFBBlockCipher = this.cipher;
				byte[] array = this.mac;
				int num2 = 0;
				int num3 = 0;
				int num4 = macCFBBlockCipher.ProcessBlock(buffer, num3, array, num2);
			}
			int num5 = num + 1;
			this.bufOff = num5;
		}

		// Token: 0x0600B544 RID: 46404 RVA: 0x00279330 File Offset: 0x00277530
		[Token(Token = "0x600B544")]
		[Address(RVA = "0x1C1D390", Offset = "0x1C1C190", VA = "0x181C1D390", Slot = "8")]
		public void BlockUpdate(byte[] input, int inOff, int len)
		{
			int num = this.cipher.blockSize;
			int num2 = 0;
			int num3 = this.bufOff;
			num -= num3;
			if (len > num)
			{
				byte[] buffer = this.Buffer;
				Array.Copy(input, inOff, buffer, num3, num);
				MacCFBBlockCipher macCFBBlockCipher = this.cipher;
				byte[] array = this.mac;
				int num4 = 0;
				byte[] buffer2 = this.Buffer;
				int num5 = macCFBBlockCipher.ProcessBlock(buffer2, num4, array, num2);
				this.bufOff = num2;
				if (len > num)
				{
					MacCFBBlockCipher macCFBBlockCipher2 = this.cipher;
					byte[] array2 = this.mac;
					int num6 = macCFBBlockCipher2.ProcessBlock(input, inOff, array2, num2);
				}
			}
			byte[] buffer3 = this.Buffer;
			Array.Copy(input, inOff, buffer3, num3, len);
		}

		// Token: 0x0600B545 RID: 46405 RVA: 0x002793E0 File Offset: 0x002775E0
		[Token(Token = "0x600B545")]
		[Address(RVA = "0x1C1D500", Offset = "0x1C1C300", VA = "0x181C1D500", Slot = "9")]
		public int DoFinal(byte[] output, int outOff)
		{
			MacCFBBlockCipher macCFBBlockCipher = this.cipher;
			IBlockCipherPadding blockCipherPadding = this.padding;
			int blockSize = macCFBBlockCipher.blockSize;
			int i = this.bufOff;
			if (blockCipherPadding != 0)
			{
				MacCFBBlockCipher macCFBBlockCipher2 = this.cipher;
				byte[] array = this.mac;
				int num = 0;
				byte[] buffer = this.Buffer;
				int num2 = 0;
				int num3 = macCFBBlockCipher2.ProcessBlock(buffer, num2, array, num);
				MacCFBBlockCipher macCFBBlockCipher3 = this.cipher;
				byte[] array2 = this.mac;
				IBlockCipher blockCipher = macCFBBlockCipher3.cipher;
				int num4 = this.macSize;
				byte[] array3 = this.mac;
				int num5 = 0;
				Array.Copy(array3, num5, output, outOff, num4);
				byte[] buffer2 = this.Buffer;
				int length = buffer2.Length;
				int num6 = 0;
				Array.Clear(buffer2, num6, length);
				MacCFBBlockCipher macCFBBlockCipher4 = this.cipher;
				this.bufOff = num;
				byte[] iv = macCFBBlockCipher4.IV;
				byte[] cfbV = macCFBBlockCipher4.cfbV;
				IBlockCipher blockCipher2 = macCFBBlockCipher4.cipher;
				return this.macSize;
			}
			while (i >= blockSize)
			{
			}
			byte[] buffer3 = this.Buffer;
			int num7 = i + 1;
			this.bufOff = num7;
			int num8 = this.bufOff;
			throw new NullReferenceException();
		}

		// Token: 0x0600B546 RID: 46406 RVA: 0x002794F8 File Offset: 0x002776F8
		[Token(Token = "0x600B546")]
		[Address(RVA = "0x1C1D740", Offset = "0x1C1C540", VA = "0x181C1D740", Slot = "10")]
		public void Reset()
		{
			byte[] buffer = this.Buffer;
			int length = buffer.Length;
			int num = 0;
			Array.Clear(buffer, num, length);
			this.bufOff = (int)((ulong)0L);
			MacCFBBlockCipher macCFBBlockCipher = this.cipher;
			byte[] iv = macCFBBlockCipher.IV;
			byte[] cfbV = macCFBBlockCipher.cfbV;
			IBlockCipher blockCipher = macCFBBlockCipher.cipher;
			throw new NullReferenceException();
		}

		// Token: 0x040072FA RID: 29434
		[FieldOffset(Offset = "0x10")]
		[Token(Token = "0x40072FA")]
		private byte[] mac;

		// Token: 0x040072FB RID: 29435
		[FieldOffset(Offset = "0x18")]
		[Token(Token = "0x40072FB")]
		private byte[] Buffer;

		// Token: 0x040072FC RID: 29436
		[FieldOffset(Offset = "0x20")]
		[Token(Token = "0x40072FC")]
		private int bufOff;

		// Token: 0x040072FD RID: 29437
		[FieldOffset(Offset = "0x28")]
		[Token(Token = "0x40072FD")]
		private MacCFBBlockCipher cipher;

		// Token: 0x040072FE RID: 29438
		[FieldOffset(Offset = "0x30")]
		[Token(Token = "0x40072FE")]
		private IBlockCipherPadding padding;

		// Token: 0x040072FF RID: 29439
		[FieldOffset(Offset = "0x38")]
		[Token(Token = "0x40072FF")]
		private int macSize;
	}
}