using System;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Modes
{
	// Token: 0x02001D1F RID: 7455
	[Token(Token = "0x2001D1F")]
	public class OpenPgpCfbBlockCipher : IBlockCipher
	{
		// Token: 0x0600B8A2 RID: 47266 RVA: 0x002804E8 File Offset: 0x0027E6E8
		[Token(Token = "0x600B8A2")]
		[Address(RVA = "0x22E2390", Offset = "0x22E1390", VA = "0x1822E2390")]
		public OpenPgpCfbBlockCipher(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.FR = array2;
			byte[] array3 = new byte[num2];
			this.FRE = array3;
		}

		// Token: 0x0600B8A3 RID: 47267 RVA: 0x00280544 File Offset: 0x0027E744
		[Token(Token = "0x600B8A3")]
		[Address(RVA = "0x4157D0", Offset = "0x4147D0", VA = "0x1804157D0")]
		public IBlockCipher GetUnderlyingCipher()
		{
			return this.cipher;
		}

		// Token: 0x17001D22 RID: 7458
		// (get) Token: 0x0600B8A4 RID: 47268 RVA: 0x00280558 File Offset: 0x0027E758
		[Token(Token = "0x17001D22")]
		public string AlgorithmName
		{
			[Token(Token = "0x600B8A4")]
			[Address(RVA = "0x22E2430", Offset = "0x22E1430", VA = "0x1822E2430", Slot = "4")]
			get
			{
				IBlockCipher blockCipher = this.cipher;
				return 0 + "/OpenPGPCFB";
			}
		}

		// Token: 0x17001D23 RID: 7459
		// (get) Token: 0x0600B8A5 RID: 47269 RVA: 0x00280580 File Offset: 0x0027E780
		[Token(Token = "0x17001D23")]
		public bool IsPartialBlockOkay
		{
			[Token(Token = "0x600B8A5")]
			[Address(RVA = "0x4246A0", Offset = "0x4236A0", VA = "0x1804246A0", Slot = "7")]
			get
			{
				return true;
			}
		}

		// Token: 0x0600B8A6 RID: 47270 RVA: 0x00280590 File Offset: 0x0027E790
		[Token(Token = "0x600B8A6")]
		[Address(RVA = "0x22E2060", Offset = "0x22E1060", VA = "0x1822E2060", Slot = "6")]
		public int GetBlockSize()
		{
			IBlockCipher blockCipher = this.cipher;
			throw new NullReferenceException();
		}

		// Token: 0x0600B8A7 RID: 47271 RVA: 0x002805AC File Offset: 0x0027E7AC
		[Token(Token = "0x600B8A7")]
		[Address(RVA = "0x22E22E0", Offset = "0x22E12E0", VA = "0x1822E22E0", Slot = "8")]
		public int ProcessBlock(byte[] input, int inOff, byte[] output, int outOff)
		{
			if (this.forEncryption)
			{
				int num;
				return num;
			}
			int num2;
			return num2;
		}

		// Token: 0x0600B8A8 RID: 47272 RVA: 0x002805C8 File Offset: 0x0027E7C8
		[Token(Token = "0x600B8A8")]
		[Address(RVA = "0x22E2310", Offset = "0x22E1310", VA = "0x1822E2310", Slot = "9")]
		public void Reset()
		{
			byte[] fr = this.FR;
			int num = 0;
			this.count = num;
			byte[] iv = this.IV;
			int num2 = 0;
			int num3 = 0;
			int length = fr.Length;
			Array.Copy(iv, num3, fr, num2, length);
			IBlockCipher blockCipher = this.cipher;
			throw new NullReferenceException();
		}

		// Token: 0x0600B8A9 RID: 47273 RVA: 0x00280614 File Offset: 0x0027E814
		[Token(Token = "0x600B8A9")]
		[Address(RVA = "0x22E20B0", Offset = "0x22E10B0", VA = "0x1822E20B0", Slot = "5")]
		public void Init(bool forEncryption, ICipherParameters parameters)
		{
			int num;
			do
			{
				num = 0;
				this.forEncryption = forEncryption;
				if (parameters == 0 || parameters == 0)
				{
					goto IL_46;
				}
			}
			while (parameters == 0);
			byte[] iv = this.IV;
			byte[] array;
			int length = array.Length;
			int length2 = iv.Length;
			int num2 = 0;
			int num3 = 0;
			Array.Copy(array, num2, iv, num3, length2);
			IL_46:
			byte[] fr = this.FR;
			this.count = num;
			int length3 = fr.Length;
			int num4 = 0;
			byte[] iv2 = this.IV;
			int num5 = 0;
			Array.Copy(iv2, num5, fr, num4, length3);
			IBlockCipher blockCipher = this.cipher;
			IBlockCipher blockCipher2 = this.cipher;
		}

		// Token: 0x0600B8AA RID: 47274 RVA: 0x002806B4 File Offset: 0x0027E8B4
		[Token(Token = "0x600B8AA")]
		[Address(RVA = "0x22E2020", Offset = "0x22E1020", VA = "0x1822E2020")]
		private byte EncryptByte(byte data, int blockOff)
		{
			byte[] fre = this.FRE;
			byte b;
			return b;
		}

		// Token: 0x0600B8AB RID: 47275 RVA: 0x002806D0 File Offset: 0x0027E8D0
		[Token(Token = "0x600B8AB")]
		[Address(RVA = "0x22E1970", Offset = "0x22E0970", VA = "0x1822E1970")]
		private int EncryptBlock(byte[] input, int inOff, byte[] outBytes, int outOff)
		{
			int num;
			int num2;
			byte[] fre5;
			for (;;)
			{
				num = this.blockSize;
				int length = input.Length;
				int length2 = outBytes.Length;
				num2 = this.count;
				if (num2 != 0)
				{
					break;
				}
				IBlockCipher blockCipher = this.cipher;
				byte[] fre = this.FRE;
				int num3 = 0;
				if (this.blockSize > 0)
				{
					byte[] fr = this.FR;
					byte[] fre2 = this.FRE;
					byte b = fre[input];
					num3++;
					int num4 = this.blockSize;
					byte[] fr2 = this.FR;
					byte[] fre3 = this.FRE;
					num4 += -2;
					byte b2;
					fr2[0] = b2;
					int num5 = inOff + 1;
					byte[] fr3 = this.FR;
					byte[] fre4 = this.FRE;
					int num6 = this.blockSize;
					byte b3;
					fr3[0] = b3;
					IBlockCipher blockCipher2 = this.cipher;
					fre5 = this.FRE;
					if (this.blockSize > 2)
					{
						goto Block_4;
					}
				}
			}
			if (num2 == num)
			{
				IBlockCipher blockCipher3 = this.cipher;
				byte[] fre6 = this.FRE;
				byte[] fre7 = this.FRE;
				int num7 = inOff + 1;
				byte[] fre8 = this.FRE;
				int num8 = this.blockSize;
				int num9 = 0;
				byte[] fr4 = this.FR;
				Array.Copy(fr4, 2, fr4, num9, num8);
				IBlockCipher blockCipher4 = this.cipher;
				byte[] fre9 = this.FRE;
				if (this.blockSize > 2)
				{
					byte[] fr5 = this.FR;
					byte[] fre10 = this.FRE;
					byte b4;
					fre9[0] = b4;
					int num10 = this.blockSize;
				}
			}
			return num;
			Block_4:
			byte[] fr6 = this.FR;
			byte[] fre11 = this.FRE;
			byte b5;
			fre5[0] = b5;
			int num11 = this.blockSize;
			throw new NullReferenceException();
		}

		// Token: 0x0600B8AC RID: 47276 RVA: 0x00280864 File Offset: 0x0027EA64
		[Token(Token = "0x600B8AC")]
		[Address(RVA = "0x22E1240", Offset = "0x22E0240", VA = "0x1822E1240")]
		private int DecryptBlock(byte[] input, int inOff, byte[] outBytes, int outOff)
		{
			int num;
			int num2;
			byte[] fre5;
			for (;;)
			{
				num = this.blockSize;
				int length = input.Length;
				num2 = this.count;
				if (num2 != 0)
				{
					break;
				}
				IBlockCipher blockCipher = this.cipher;
				byte[] fre = this.FRE;
				int num3 = 0;
				if (this.blockSize > 0)
				{
					byte[] fr = this.FR;
					byte[] fre2 = this.FRE;
					num3++;
					int num4 = this.blockSize;
					byte[] fr2 = this.FR;
					byte[] fre3 = this.FRE;
					int num5 = this.blockSize;
					int num6 = inOff + 1;
					byte[] fr3 = this.FR;
					int num7 = this.blockSize;
					byte[] fre4 = this.FRE;
					int num8 = this.blockSize;
					IBlockCipher blockCipher2 = this.cipher;
					fre5 = this.FRE;
					if (this.blockSize > 2)
					{
						goto Block_4;
					}
				}
			}
			if (num2 == num)
			{
				IBlockCipher blockCipher3 = this.cipher;
				byte[] fre6 = this.FRE;
				int length2 = input.Length;
				int num9 = inOff + 1;
				byte[] fre7 = this.FRE;
				byte[] fre8 = this.FRE;
				int num10 = 0;
				int num11 = this.blockSize;
				byte[] fr4 = this.FR;
				Array.Copy(fr4, 2, fr4, num10, num11);
				byte[] fr5 = this.FR;
				int num12 = this.blockSize;
				byte[] fr6 = this.FR;
				int num13 = this.blockSize;
				IBlockCipher blockCipher4 = this.cipher;
				byte[] fre9 = this.FRE;
				if (this.blockSize > 2)
				{
					byte[] fr7 = this.FR;
					byte b = fre9[input];
					fre9[0] = b;
					byte[] fre10 = this.FRE;
					int num14 = this.blockSize;
				}
			}
			return num;
			Block_4:
			byte[] fr8 = this.FR;
			byte b2 = fre5[input];
			fre5[0] = b2;
			byte[] fre11 = this.FRE;
			int num15 = this.blockSize;
			throw new NullReferenceException();
		}

		// Token: 0x04007487 RID: 29831
		[FieldOffset(Offset = "0x10")]
		[Token(Token = "0x4007487")]
		private byte[] IV;

		// Token: 0x04007488 RID: 29832
		[FieldOffset(Offset = "0x18")]
		[Token(Token = "0x4007488")]
		private byte[] FR;

		// Token: 0x04007489 RID: 29833
		[FieldOffset(Offset = "0x20")]
		[Token(Token = "0x4007489")]
		private byte[] FRE;

		// Token: 0x0400748A RID: 29834
		[FieldOffset(Offset = "0x28")]
		[Token(Token = "0x400748A")]
		private readonly IBlockCipher cipher;

		// Token: 0x0400748B RID: 29835
		[FieldOffset(Offset = "0x30")]
		[Token(Token = "0x400748B")]
		private readonly int blockSize;

		// Token: 0x0400748C RID: 29836
		[FieldOffset(Offset = "0x34")]
		[Token(Token = "0x400748C")]
		private int count;

		// Token: 0x0400748D RID: 29837
		[FieldOffset(Offset = "0x38")]
		[Token(Token = "0x400748D")]
		private bool forEncryption;
	}
}