Jan2021-Cpp2Il-Dump/Assembly-CSharp/BestHTTP/SecureProtocol/Org/BouncyCastle/Crypto/Paddings/PaddedBufferedBlockCipher.cs

using System;
using System.Runtime.InteropServices;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Paddings
{
	// Token: 0x02001648 RID: 5704
	[Token(Token = "0x2001648")]
	[StructLayout(3)]
	public class PaddedBufferedBlockCipher : BufferedBlockCipher
	{
		// Token: 0x06009807 RID: 38919 RVA: 0x0021AC78 File Offset: 0x00218E78
		[Token(Token = "0x6009807")]
		[Address(RVA = "0x1DDD300", Offset = "0x1DDBD00", VA = "0x181DDD300")]
		public PaddedBufferedBlockCipher(IBlockCipher cipher, IBlockCipherPadding padding)
		{
			this.cipher = cipher;
			this.padding = padding;
			byte[] array = new byte[0];
			this.buf = array;
			this.bufOff = (int)((ulong)0L);
		}

		// Token: 0x06009808 RID: 38920 RVA: 0x0021ACB8 File Offset: 0x00218EB8
		[Token(Token = "0x6009808")]
		[Address(RVA = "0x1DDD390", Offset = "0x1DDBD90", VA = "0x181DDD390")]
		public PaddedBufferedBlockCipher(IBlockCipher cipher)
		{
			int num = 0;
			Pkcs7Padding pkcs7Padding;
			pkcs7Padding.Init(num);
			base..ctor();
			this.cipher = cipher;
			this.padding = pkcs7Padding;
			byte[] array = new byte[pkcs7Padding];
			this.buf = array;
			this.bufOff = (int)((ulong)0L);
		}

		// Token: 0x06009809 RID: 38921 RVA: 0x0021AD00 File Offset: 0x00218F00
		[Token(Token = "0x6009809")]
		[Address(RVA = "0x1DDCE10", Offset = "0x1DDB810", VA = "0x181DDCE10", Slot = "23")]
		public override void Init(bool forEncryption, ICipherParameters parameters)
		{
			int num;
			do
			{
				num = 0;
				this.forEncryption = forEncryption;
			}
			while (parameters != 0 && parameters != 0 && parameters == 0);
			IBlockCipherPadding blockCipherPadding = this.padding;
			num += num;
			num++;
			IBlockCipher cipher = this.cipher;
		}

		// Token: 0x0600980A RID: 38922 RVA: 0x0021AD50 File Offset: 0x00218F50
		[Token(Token = "0x600980A")]
		[Address(RVA = "0x1DDCD70", Offset = "0x1DDB770", VA = "0x181DDCD70", Slot = "25")]
		public override int GetOutputSize(int length)
		{
			int num = this.bufOff;
			byte[] buf = this.buf;
			num += length;
			int num2 = buf.Length;
			if (length != 0)
			{
				num2 -= length;
				return num;
			}
			return num;
		}

		// Token: 0x0600980B RID: 38923 RVA: 0x0021AD8C File Offset: 0x00218F8C
		[Token(Token = "0x600980B")]
		[Address(RVA = "0x1DDCDD0", Offset = "0x1DDB7D0", VA = "0x181DDCDD0", Slot = "26")]
		public override int GetUpdateOutputSize(int length)
		{
			byte[] buf = this.buf;
			int num = this.bufOff;
			int length2 = buf.Length;
			num += length;
			if (length != 0)
			{
				return num - length;
			}
			return num - length2;
		}

		// Token: 0x0600980C RID: 38924 RVA: 0x0021ADC8 File Offset: 0x00218FC8
		[Token(Token = "0x600980C")]
		[Address(RVA = "0x1DDCFB0", Offset = "0x1DDB9B0", VA = "0x181DDCFB0", Slot = "28")]
		public override int ProcessByte(byte input, byte[] output, int outOff)
		{
			byte[] buf = this.buf;
			int num = 0;
			int bufOff = this.bufOff;
			if (bufOff == buf.Length)
			{
				IBlockCipher cipher = this.cipher;
			}
			int num2 = bufOff + 1;
			this.bufOff = num2;
			return num;
		}

		// Token: 0x0600980D RID: 38925 RVA: 0x0021AE0C File Offset: 0x0021900C
		[Token(Token = "0x600980D")]
		[Address(RVA = "0x1DDD080", Offset = "0x1DDBA80", VA = "0x181DDD080", Slot = "32")]
		public override int ProcessBytes(byte[] input, int inOff, int length, byte[] output, int outOff)
		{
			int num = this.GetOutputSize(length);
			if (num > 0)
			{
			}
			byte[] buf = this.buf;
			int num2 = buf.Length;
			int bufOff = this.bufOff;
			num2 -= bufOff;
			byte[] buf3;
			int bufOff2;
			if (length > num2)
			{
				Array.Copy(input, inOff, buf, bufOff, num2);
				IBlockCipher cipher = this.cipher;
				byte[] buf2 = this.buf;
				int num3 = 0;
				this.bufOff = num3;
				if (length > buf2.Length)
				{
					IBlockCipher cipher2 = this.cipher;
					if (num3 < buf2)
					{
						num3 += num3;
						num3++;
					}
					buf3 = this.buf;
					num += num3;
					uint num4;
					num4 += num4;
				}
				bufOff2 = this.bufOff;
			}
			Array.Copy(input, inOff, buf3, bufOff2, length);
			return num;
		}

		// Token: 0x0600980E RID: 38926 RVA: 0x0021AEC8 File Offset: 0x002190C8
		[Token(Token = "0x600980E")]
		[Address(RVA = "0x1DDCA00", Offset = "0x1DDB400", VA = "0x181DDCA00", Slot = "36")]
		public override int DoFinal(byte[] output, int outOff)
		{
			int num;
			do
			{
				num = 0;
				IBlockCipher cipher = this.cipher;
				IBlockCipher cipher2 = this.cipher;
				byte[] buf = this.buf;
				this.bufOff = num;
				IBlockCipherPadding blockCipherPadding = this.padding;
				byte[] buf2 = this.buf;
				if (num < cipher2)
				{
					num += num;
					num++;
				}
				int num2 = 0;
				byte[] buf3 = this.buf;
				num2 += num2;
				if (num != -1)
				{
				}
			}
			while (num != 0);
			int bufOff = this.bufOff;
			IBlockCipher cipher3 = this.cipher;
			this.bufOff = num;
			IBlockCipherPadding blockCipherPadding2 = this.padding;
			IBlockCipher cipher4 = this.cipher;
			return num + 0;
		}

		// Token: 0x040063FA RID: 25594
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x28")]
		[Token(Token = "0x40063FA")]
		private readonly IBlockCipherPadding padding;
	}
}