using System;
using System.Collections;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Prng.Drbg
{
	// Token: 0x02001CB4 RID: 7348
	[Token(Token = "0x2001CB4")]
	internal class DrbgUtilities
	{
		// Token: 0x0600B5F0 RID: 46576 RVA: 0x002760F4 File Offset: 0x002742F4
		[Token(Token = "0x600B5F0")]
		[Address(RVA = "0x2355430", Offset = "0x2354430", VA = "0x182355430")]
		static DrbgUtilities()
		{
			IDictionary dictionary = Platform.CreateHashtable();
		}

		// Token: 0x0600B5F1 RID: 46577 RVA: 0x00276110 File Offset: 0x00274310
		[Token(Token = "0x600B5F1")]
		[Address(RVA = "0x2354CE0", Offset = "0x2353CE0", VA = "0x182354CE0")]
		internal static int GetMaxSecurityStrength(IDigest d)
		{
			throw new NullReferenceException();
		}

		// Token: 0x0600B5F2 RID: 46578 RVA: 0x00276124 File Offset: 0x00274324
		[Token(Token = "0x600B5F2")]
		[Address(RVA = "0x2354DB0", Offset = "0x2353DB0", VA = "0x182354DB0")]
		internal static int GetMaxSecurityStrength(IMac m)
		{
			throw new NullReferenceException();
		}

		// Token: 0x0600B5F3 RID: 46579 RVA: 0x00276140 File Offset: 0x00274340
		[Token(Token = "0x600B5F3")]
		[Address(RVA = "0x2354EB0", Offset = "0x2353EB0", VA = "0x182354EB0")]
		internal static byte[] HashDF(IDigest digest, byte[] seedMaterial, int seedLength)
		{
			byte[] array = new byte[seedMaterial];
			byte[] array2 = new byte[array.Length];
			int num = 0;
			if (num < digest)
			{
				num += num;
				num++;
			}
			num += num;
			num++;
			num += num;
			num++;
			num += num;
			num++;
			num += num;
			num++;
			int num2 = seedMaterial.Length;
			uint num3;
			if (num < (int)num3)
			{
				num += num;
				num++;
			}
			if (num < num2)
			{
				num += num;
				num++;
			}
			int num4 = array2.Length;
			num2 = num4;
			int num5 = array.Length;
			num5 -= num2;
			if (num5 <= num4)
			{
				num4 = num5;
			}
			int num6 = 0;
			Array.Copy(array2, num6, array, num2, num4);
			if (seedLength != 0)
			{
				uint num7;
				num7 -= (uint)seedLength;
				int length = array.Length;
				if (num != length)
				{
					num++;
					byte b;
					b += b;
					b = (byte)((int)b + seedLength);
					b += b;
					b = (byte)((int)b + seedLength);
					b += b;
					b = (byte)((int)b + seedLength);
					b += b;
					b = (byte)((int)b + seedLength);
					b += b;
					b = (byte)((int)b + seedLength);
					b += b;
					b = (byte)((int)b + seedLength);
					b += b;
					b = (byte)((int)b + seedLength);
				}
			}
			return array;
		}

		// Token: 0x0600B5F4 RID: 46580 RVA: 0x00276264 File Offset: 0x00274464
		[Token(Token = "0x600B5F4")]
		[Address(RVA = "0x2355420", Offset = "0x2354420", VA = "0x182355420")]
		internal static bool IsTooLarge(byte[] bytes, int maxBytes)
		{
			if (bytes == 0)
			{
			}
			return bytes.Length > maxBytes;
		}

		// Token: 0x0600B5F5 RID: 46581 RVA: 0x00276280 File Offset: 0x00274480
		[Token(Token = "0x600B5F5")]
		[Address(RVA = "0x412370", Offset = "0x411370", VA = "0x180412370")]
		public DrbgUtilities()
		{
		}

		// Token: 0x0400733A RID: 29498
		[Token(Token = "0x400733A")]
		private static readonly IDictionary maxSecurityStrengths;
	}
}