using System;
using System.IO;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Encoders
{
	// Token: 0x0200136D RID: 4973
	[Token(Token = "0x200136D")]
	[StructLayout(3)]
	public class Base64Encoder : IEncoder
	{
		// Token: 0x06007DD1 RID: 32209 RVA: 0x001A6878 File Offset: 0x001A4A78
		[Token(Token = "0x6007DD1")]
		[Address(RVA = "0x1C5CCE0", Offset = "0x1C5B6E0", VA = "0x181C5CCE0")]
		protected void InitialiseDecodingTable()
		{
			int num = this.decodingTable.Length;
			if (num > 0)
			{
				num--;
			}
			byte[] array = this.encodingTable;
			int num2 = 0;
			if (num2 < array.Length)
			{
				byte[] array2 = this.decodingTable;
				num2++;
				byte[] array3 = this.encodingTable;
			}
		}

		// Token: 0x06007DD2 RID: 32210 RVA: 0x001A68C4 File Offset: 0x001A4AC4
		[Token(Token = "0x6007DD2")]
		[Address(RVA = "0x1C5CDF0", Offset = "0x1C5B7F0", VA = "0x181C5CDF0")]
		public Base64Encoder()
		{
			byte[] array = new byte[64];
			RuntimeHelpers.InitializeArray(array, fieldof(<PrivateImplementationDetails>.0953DF544832295E4A5B19928F95C351F25DA86A).FieldHandle);
			this.encodingTable = array;
			this.padding = (byte)((ulong)61L);
			byte[] array2 = new byte[128];
			this.decodingTable = array2;
			base..ctor();
			int num = this.decodingTable.Length;
			if (num > 0)
			{
				num--;
			}
			byte[] array3 = this.encodingTable;
			int num2 = 0;
			if (num2 < array3.Length)
			{
				byte[] array4 = this.decodingTable;
				num2++;
				byte[] array5 = this.encodingTable;
			}
		}

		// Token: 0x06007DD3 RID: 32211 RVA: 0x001A6954 File Offset: 0x001A4B54
		[Token(Token = "0x6007DD3")]
		[Address(RVA = "0x1C5C850", Offset = "0x1C5B250", VA = "0x181C5C850", Slot = "4")]
		public int Encode(byte[] data, int off, int length, Stream outStream)
		{
			int length2 = data.Length;
			int num = off + 1;
			byte b = data[num];
			byte[] array = this.encodingTable;
			byte[] array2 = this.encodingTable;
			byte[] array3 = this.encodingTable;
			byte[] array4 = this.encodingTable;
			byte b2;
			if (length != 0)
			{
				if (length == 0)
				{
					goto IL_70;
				}
				if (length == 1)
				{
					int length3 = data.Length;
					byte[] array5 = this.encodingTable;
					byte[] array6 = this.encodingTable;
					byte[] array7 = this.encodingTable;
					b2 = this.padding;
				}
			}
			b2 += b2;
			IL_70:
			byte[] array8 = this.encodingTable;
			byte[] array9 = this.encodingTable;
			throw new NullReferenceException();
		}

		// Token: 0x06007DD4 RID: 32212 RVA: 0x001A69E8 File Offset: 0x001A4BE8
		[Token(Token = "0x6007DD4")]
		[Address(RVA = "0x1C5D360", Offset = "0x1C5BD60", VA = "0x181C5D360")]
		private bool ignore(char c)
		{
			return true;
		}

		// Token: 0x06007DD5 RID: 32213 RVA: 0x001A69F8 File Offset: 0x001A4BF8
		[Token(Token = "0x6007DD5")]
		[Address(RVA = "0x1C5C340", Offset = "0x1C5AD40", VA = "0x181C5C340", Slot = "5")]
		public int Decode(byte[] data, int off, int length, Stream outStream)
		{
			int num = 0;
			if (off >= length || off == 250)
			{
			}
			if (off < length)
			{
				byte[] array = this.decodingTable;
				int length2 = data.Length;
				int length3 = array.Length;
				if (off >= length || off == 250)
				{
				}
				if (off < length)
				{
					if (off == 250)
					{
					}
					bool flag;
					if (flag)
					{
					}
				}
				if (off < length)
				{
					if (off == 250)
					{
					}
					bool flag2;
					if (flag2)
					{
					}
				}
				num += 3;
				if (off < length)
				{
					int length4 = data.Length;
					if (off == 250)
					{
					}
					if (off < length)
					{
					}
				}
			}
			int length5 = data.Length;
			int num2;
			num2 += num;
			return num2;
		}

		// Token: 0x06007DD6 RID: 32214 RVA: 0x001A6A94 File Offset: 0x001A4C94
		[Token(Token = "0x6007DD6")]
		[Address(RVA = "0x1C5D380", Offset = "0x1C5BD80", VA = "0x181C5D380")]
		private int nextI(byte[] data, int i, int finish)
		{
			if (i >= finish || i == 250)
			{
			}
			return i;
		}

		// Token: 0x06007DD7 RID: 32215 RVA: 0x001A6AB4 File Offset: 0x001A4CB4
		[Token(Token = "0x6007DD7")]
		[Address(RVA = "0x1C5BF80", Offset = "0x1C5A980", VA = "0x181C5BF80", Slot = "6")]
		public int DecodeString(string data, Stream outStream)
		{
			int num = 0;
			int num2 = data.m_stringLength;
			uint num4;
			if (num2 > 0)
			{
				int num3 = num2 - 1;
				char c = data[num3];
				if (num4 == data)
				{
				}
				num2 = num3;
			}
			int num5 = 0;
			int num6 = this.nextI(data, num5, (int)num4);
			if (num6 < (int)num4)
			{
				byte[] array = this.decodingTable;
				char c2 = data[num6];
				int num7 = num6 + 1;
				int num8 = this.nextI(data, num7, (int)num4);
				byte[] array2 = this.decodingTable;
				char c3 = data[num8];
				int num9 = num8 + 1;
				int num10 = this.nextI(data, num9, (int)num4);
				byte[] array3 = this.decodingTable;
				char c4 = data[num10];
				int num11 = num10 + 1;
				int num12 = this.nextI(data, num11, (int)num4);
				byte[] array4 = this.decodingTable;
				num10 = num12;
				char c5 = data[num12];
				int num13 = num10 + 1;
				if (num13 < (int)num4)
				{
					char c6 = data[num13];
					uint num14;
					if (num14 == data)
					{
					}
					num13++;
				}
			}
			char c7 = data[(int)num4];
			char c8 = data[(int)num4];
			char c9 = data[(int)num4];
			int num15 = num2 - 1;
			char c10 = data[num15];
			int num16;
			num16 += num;
			return num16;
		}

		// Token: 0x06007DD8 RID: 32216 RVA: 0x001A6BE4 File Offset: 0x001A4DE4
		[Token(Token = "0x6007DD8")]
		[Address(RVA = "0x1C5CF60", Offset = "0x1C5B960", VA = "0x181C5CF60")]
		private int decodeLastBlock(Stream outStream, char c1, char c2, char c3, char c4)
		{
			byte b = this.padding;
			byte[] array = this.decodingTable;
			int length = array.Length;
			return 3;
		}

		// Token: 0x06007DD9 RID: 32217 RVA: 0x001A6C28 File Offset: 0x001A4E28
		[Token(Token = "0x6007DD9")]
		[Address(RVA = "0x1C5D3E0", Offset = "0x1C5BDE0", VA = "0x181C5D3E0")]
		private int nextI(string data, int i, int finish)
		{
			if (i < finish)
			{
				char c = data[i];
				if ((uint)65530 == data)
				{
				}
			}
			return i;
		}

		// Token: 0x04005A3D RID: 23101
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x10")]
		[Token(Token = "0x4005A3D")]
		protected readonly byte[] encodingTable;

		// Token: 0x04005A3E RID: 23102
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x18")]
		[Token(Token = "0x4005A3E")]
		protected byte padding;

		// Token: 0x04005A3F RID: 23103
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x20")]
		[Token(Token = "0x4005A3F")]
		protected readonly byte[] decodingTable;
	}
}