using System;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Modes
{
	// Token: 0x02001C3E RID: 7230
	[Token(Token = "0x2001C3E")]
	public class OfbBlockCipher : IBlockCipher
	{
		// Token: 0x0600B4CC RID: 46284 RVA: 0x002770F8 File Offset: 0x002752F8
		[Token(Token = "0x600B4CC")]
		[Address(RVA = "0x180EBE0", Offset = "0x180D9E0", VA = "0x18180EBE0")]
		public OfbBlockCipher(IBlockCipher cipher, int blockSize)
		{
			this.cipher = cipher;
			this.blockSize = blockSize;
			byte[] array = new byte[blockSize];
			this.IV = array;
			byte[] array2 = new byte[array];
			this.ofbV = array2;
			byte[] array3 = new byte[array2];
			this.ofbOutV = array3;
		}

		// Token: 0x0600B4CD RID: 46285 RVA: 0x0027714C File Offset: 0x0027534C
		[Token(Token = "0x600B4CD")]
		[Address(RVA = "0x3FA180", Offset = "0x3F8F80", VA = "0x1803FA180")]
		public IBlockCipher GetUnderlyingCipher()
		{
			return this.cipher;
		}

		// Token: 0x0600B4CE RID: 46286 RVA: 0x00277160 File Offset: 0x00275360
		[Token(Token = "0x600B4CE")]
		[Address(RVA = "0x180E740", Offset = "0x180D540", VA = "0x18180E740", Slot = "5")]
		public void Init(bool forEncryption, ICipherParameters parameters)
		{
			while (parameters != 0 && parameters != 0)
			{
				if (parameters != 0)
				{
					byte[] iv = this.IV;
					byte[] array;
					int length = array.Length;
					int length2 = iv.Length;
					int num = 0;
					int num2 = 0;
					Array.Copy(array, num, iv, num2, length2);
					break;
				}
			}
			byte[] iv2 = this.IV;
			int length3 = iv2.Length;
			int num3 = 0;
			byte[] array2 = this.ofbV;
			int num4 = 0;
			Array.Copy(iv2, num4, array2, num3, length3);
			IBlockCipher blockCipher = this.cipher;
			if (parameters != 0)
			{
				IBlockCipher blockCipher2 = this.cipher;
			}
		}

		// Token: 0x17001C83 RID: 7299
		// (get) Token: 0x0600B4CF RID: 46287 RVA: 0x0027721C File Offset: 0x0027541C
		[Token(Token = "0x17001C83")]
		public string AlgorithmName
		{
			[Token(Token = "0x600B4CF")]
			[Address(RVA = "0x180ECC0", Offset = "0x180DAC0", VA = "0x18180ECC0", Slot = "4")]
			get
			{
				IBlockCipher blockCipher = this.cipher;
				int num = this.blockSize;
				string text;
				return text;
			}
		}

		// Token: 0x17001C84 RID: 7300
		// (get) Token: 0x0600B4D0 RID: 46288 RVA: 0x00277240 File Offset: 0x00275440
		[Token(Token = "0x17001C84")]
		public bool IsPartialBlockOkay
		{
			[Token(Token = "0x600B4D0")]
			[Address(RVA = "0x460D40", Offset = "0x45FB40", VA = "0x180460D40", Slot = "7")]
			get
			{
				return true;
			}
		}

		// Token: 0x0600B4D1 RID: 46289 RVA: 0x00277250 File Offset: 0x00275450
		[Token(Token = "0x600B4D1")]
		[Address(RVA = "0x42EE50", Offset = "0x42DC50", VA = "0x18042EE50", Slot = "6")]
		public int GetBlockSize()
		{
			return this.blockSize;
		}

		// Token: 0x0600B4D2 RID: 46290 RVA: 0x00277264 File Offset: 0x00275464
		[Token(Token = "0x600B4D2")]
		[Address(RVA = "0x180E960", Offset = "0x180D760", VA = "0x18180E960", Slot = "8")]
		public int ProcessBlock(byte[] input, int inOff, byte[] output, int outOff)
		{
			IBlockCipher blockCipher = this.cipher;
			byte[] array = this.ofbOutV;
			int num = this.blockSize;
			if (num > 0)
			{
				byte[] array2 = this.ofbOutV;
				int num2 = this.blockSize;
			}
			byte[] array3 = this.ofbV;
			int num3 = array3.Length;
			int num4 = 0;
			num3 -= num;
			Array.Copy(array3, num, array3, num4, num3);
			byte[] array4 = this.ofbV;
			int num5 = this.blockSize;
			int num6 = 0;
			int num7 = array4.Length;
			byte[] array5 = this.ofbOutV;
			num7 -= num5;
			Array.Copy(array5, num6, array4, num7, num5);
			return this.blockSize;
		}

		// Token: 0x0600B4D3 RID: 46291 RVA: 0x0027730C File Offset: 0x0027550C
		[Token(Token = "0x600B4D3")]
		[Address(RVA = "0x180EB70", Offset = "0x180D970", VA = "0x18180EB70", Slot = "9")]
		public void Reset()
		{
			byte[] iv = this.IV;
			int length = iv.Length;
			int num = 0;
			byte[] array = this.ofbV;
			int num2 = 0;
			Array.Copy(iv, num2, array, num, length);
			IBlockCipher blockCipher = this.cipher;
			throw new NullReferenceException();
		}

		// Token: 0x040072C9 RID: 29385
		[FieldOffset(Offset = "0x10")]
		[Token(Token = "0x40072C9")]
		private byte[] IV;

		// Token: 0x040072CA RID: 29386
		[FieldOffset(Offset = "0x18")]
		[Token(Token = "0x40072CA")]
		private byte[] ofbV;

		// Token: 0x040072CB RID: 29387
		[FieldOffset(Offset = "0x20")]
		[Token(Token = "0x40072CB")]
		private byte[] ofbOutV;

		// Token: 0x040072CC RID: 29388
		[FieldOffset(Offset = "0x28")]
		[Token(Token = "0x40072CC")]
		private readonly int blockSize;

		// Token: 0x040072CD RID: 29389
		[FieldOffset(Offset = "0x30")]
		[Token(Token = "0x40072CD")]
		private readonly IBlockCipher cipher;
	}
}