using System;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Modes
{
	// Token: 0x02001D12 RID: 7442
	[Token(Token = "0x2001D12")]
	public sealed class CbcBlockCipher : IBlockCipher
	{
		// Token: 0x0600B7EB RID: 47083 RVA: 0x0027C31C File Offset: 0x0027A51C
		[Token(Token = "0x600B7EB")]
		[Address(RVA = "0x25B2B40", Offset = "0x25B1B40", VA = "0x1825B2B40")]
		public CbcBlockCipher(IBlockCipher cipher)
		{
			this.cipher = cipher;
			byte[] array = new byte[0];
			int num = this.blockSize;
			this.IV = array;
			byte[] array2 = new byte[num];
			int num2 = this.blockSize;
			this.cbcV = array2;
			byte[] array3 = new byte[num2];
			this.cbcNextV = array3;
		}

		// Token: 0x0600B7EC RID: 47084 RVA: 0x0027C378 File Offset: 0x0027A578
		[Token(Token = "0x600B7EC")]
		[Address(RVA = "0x4157E0", Offset = "0x4147E0", VA = "0x1804157E0")]
		public IBlockCipher GetUnderlyingCipher()
		{
			return this.cipher;
		}

		// Token: 0x0600B7ED RID: 47085 RVA: 0x0027C38C File Offset: 0x0027A58C
		[Token(Token = "0x600B7ED")]
		[Address(RVA = "0x25B25D0", Offset = "0x25B15D0", VA = "0x1825B25D0", Slot = "5")]
		public void Init(bool forEncryption, ICipherParameters parameters)
		{
			/*
An exception occurred when decompiling this method (0600B7ED)

ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Void BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Modes.CbcBlockCipher::Init(System.Boolean,BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.ICipherParameters)

 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
	IL_C0:
	stloc:ArgumentException(var_20_CA, newobj:ArgumentException(ArgumentException::.ctor, ldstr:string("initialisation vector must be the same length as block size")))
}

   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 1663
*/;
		}

		// Token: 0x17001D12 RID: 7442
		// (get) Token: 0x0600B7EE RID: 47086 RVA: 0x0027C464 File Offset: 0x0027A664
		[Token(Token = "0x17001D12")]
		public string AlgorithmName
		{
			[Token(Token = "0x600B7EE")]
			[Address(RVA = "0x25B2BE0", Offset = "0x25B1BE0", VA = "0x1825B2BE0", Slot = "4")]
			get
			{
				IBlockCipher blockCipher = this.cipher;
				return 0 + "/CBC";
			}
		}

		// Token: 0x17001D13 RID: 7443
		// (get) Token: 0x0600B7EF RID: 47087 RVA: 0x0027C48C File Offset: 0x0027A68C
		[Token(Token = "0x17001D13")]
		public bool IsPartialBlockOkay
		{
			[Token(Token = "0x600B7EF")]
			[Address(RVA = "0x424690", Offset = "0x423690", VA = "0x180424690", Slot = "7")]
			get
			{
			}
		}

		// Token: 0x0600B7F0 RID: 47088 RVA: 0x0027C49C File Offset: 0x0027A69C
		[Token(Token = "0x600B7F0")]
		[Address(RVA = "0x25B2580", Offset = "0x25B1580", VA = "0x1825B2580", Slot = "6")]
		public int GetBlockSize()
		{
			IBlockCipher blockCipher = this.cipher;
			throw new NullReferenceException();
		}

		// Token: 0x0600B7F1 RID: 47089 RVA: 0x0027C4B8 File Offset: 0x0027A6B8
		[Token(Token = "0x600B7F1")]
		[Address(RVA = "0x25B2800", Offset = "0x25B1800", VA = "0x1825B2800", Slot = "8")]
		public int ProcessBlock(byte[] input, int inOff, byte[] output, int outOff)
		{
			if (this.encrypting)
			{
				int num = this.blockSize;
				int num2 = 0;
				if (num > 0)
				{
					byte[] array = this.cbcV;
					num2 += array;
					num2++;
				}
				IBlockCipher blockCipher = this.cipher;
				int length = this.cbcV.Length;
				return inOff;
			}
			int num3 = this.blockSize;
			byte[] array2 = this.cbcNextV;
			int num4 = 0;
			int num5 = 0;
			Array.Copy(input, inOff, array2, num5, num3);
			IBlockCipher blockCipher2 = this.cipher;
			if (this.blockSize > num4)
			{
				byte[] array3 = this.cbcV;
				num4++;
			}
			byte[] array4 = this.cbcNextV;
			byte[] array5 = this.cbcV;
			this.cbcV = array4;
			this.cbcNextV = array5;
			throw new NullReferenceException();
		}

		// Token: 0x0600B7F2 RID: 47090 RVA: 0x0027C568 File Offset: 0x0027A768
		[Token(Token = "0x600B7F2")]
		[Address(RVA = "0x25B2AB0", Offset = "0x25B1AB0", VA = "0x1825B2AB0", Slot = "9")]
		public void Reset()
		{
			byte[] iv = this.IV;
			int length = iv.Length;
			int num = 0;
			byte[] array = this.cbcV;
			int num2 = 0;
			Array.Copy(iv, num2, array, num, length);
			byte[] array2 = this.cbcNextV;
			int length2 = array2.Length;
			int num3 = 0;
			Array.Clear(array2, num3, length2);
			IBlockCipher blockCipher = this.cipher;
			throw new NullReferenceException();
		}

		// Token: 0x0600B7F3 RID: 47091 RVA: 0x0027C5C8 File Offset: 0x0027A7C8
		[Token(Token = "0x600B7F3")]
		[Address(RVA = "0x25B2410", Offset = "0x25B1410", VA = "0x1825B2410")]
		private int EncryptBlock(byte[] input, int inOff, byte[] outBytes, int outOff)
		{
			int num = this.blockSize;
			int num2 = 0;
			if (num > 0)
			{
				byte[] array = this.cbcV;
				num2 += array;
				num2++;
			}
			IBlockCipher blockCipher = this.cipher;
			int length = this.cbcV.Length;
			return inOff;
		}

		// Token: 0x0600B7F4 RID: 47092 RVA: 0x0027C60C File Offset: 0x0027A80C
		[Token(Token = "0x600B7F4")]
		[Address(RVA = "0x25B22A0", Offset = "0x25B12A0", VA = "0x1825B22A0")]
		private int DecryptBlock(byte[] input, int inOff, byte[] outBytes, int outOff)
		{
			int num = this.blockSize;
			byte[] array = this.cbcNextV;
			int num2 = 0;
			int num3 = 0;
			Array.Copy(input, inOff, array, num3, num);
			IBlockCipher blockCipher = this.cipher;
			if (this.blockSize > num2)
			{
				byte[] array2 = this.cbcV;
				num2++;
			}
			byte[] array3 = this.cbcNextV;
			byte[] array4 = this.cbcV;
			this.cbcV = array3;
			this.cbcNextV = array4;
			throw new NullReferenceException();
		}

		// Token: 0x04007407 RID: 29703
		[FieldOffset(Offset = "0x10")]
		[Token(Token = "0x4007407")]
		private byte[] IV;

		// Token: 0x04007408 RID: 29704
		[FieldOffset(Offset = "0x18")]
		[Token(Token = "0x4007408")]
		private byte[] cbcV;

		// Token: 0x04007409 RID: 29705
		[FieldOffset(Offset = "0x20")]
		[Token(Token = "0x4007409")]
		private byte[] cbcNextV;

		// Token: 0x0400740A RID: 29706
		[FieldOffset(Offset = "0x28")]
		[Token(Token = "0x400740A")]
		private int blockSize;

		// Token: 0x0400740B RID: 29707
		[FieldOffset(Offset = "0x30")]
		[Token(Token = "0x400740B")]
		private IBlockCipher cipher;

		// Token: 0x0400740C RID: 29708
		[FieldOffset(Offset = "0x38")]
		[Token(Token = "0x400740C")]
		private bool encrypting;
	}
}