Aug2021-Cpp2IL-Dump/Assembly-CSharp/BestHTTP/SecureProtocol/Org/BouncyCastle/Crypto/Prng/DigestRandomGenerator.cs

using System;
using System.Threading;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Utilities;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Prng
{
	// Token: 0x02001BC3 RID: 7107
	[Token(Token = "0x2001BC3")]
	public class DigestRandomGenerator : IRandomGenerator
	{
		// Token: 0x0600B1C6 RID: 45510 RVA: 0x0026B418 File Offset: 0x00269618
		[Token(Token = "0x600B1C6")]
		[Address(RVA = "0x1804EF0", Offset = "0x1803CF0", VA = "0x181804EF0")]
		public DigestRandomGenerator(IDigest digest)
		{
			this.digest = digest;
			byte[] array = new byte[0];
			this.seed = array;
			this.seedCounter = (long)((ulong)1L);
			byte[] array2 = new byte[array];
			this.state = array2;
			this.stateCounter = (long)((ulong)1L);
		}

		// Token: 0x0600B1C7 RID: 45511 RVA: 0x0026B468 File Offset: 0x00269668
		[Token(Token = "0x600B1C7")]
		[Address(RVA = "0x1804780", Offset = "0x1803580", VA = "0x181804780", Slot = "4")]
		public void AddSeedMaterial(byte[] inSeed)
		{
			int num;
			do
			{
				num = 0;
				IDigest digest = this.digest;
				int length = inSeed.Length;
				byte[] array = this.seed;
				IDigest digest2 = this.digest;
				int length2 = array.Length;
				IDigest digest3 = this.digest;
				Monitor.Exit(this);
			}
			while (num != 0);
		}

		// Token: 0x0600B1C8 RID: 45512 RVA: 0x0026B4CC File Offset: 0x002696CC
		[Token(Token = "0x600B1C8")]
		[Address(RVA = "0x1804640", Offset = "0x1803440", VA = "0x181804640", Slot = "5")]
		public void AddSeedMaterial(long rSeed)
		{
			int num;
			do
			{
				num = 0;
				this.DigestAddCounter(rSeed);
				byte[] array = this.seed;
				IDigest digest = this.digest;
				int length = array.Length;
				IDigest digest2 = this.digest;
				Monitor.Exit(this);
			}
			while (num != 0);
		}

		// Token: 0x0600B1C9 RID: 45513 RVA: 0x0026B51C File Offset: 0x0026971C
		[Token(Token = "0x600B1C9")]
		[Address(RVA = "0x1804EC0", Offset = "0x1803CC0", VA = "0x181804EC0", Slot = "6")]
		public void NextBytes(byte[] bytes)
		{
			int length = bytes.Length;
			int num = 0;
			this.NextBytes(bytes, num, length);
		}

		// Token: 0x0600B1CA RID: 45514 RVA: 0x0026B544 File Offset: 0x00269744
		[Token(Token = "0x600B1CA")]
		[Address(RVA = "0x1804D70", Offset = "0x1803B70", VA = "0x181804D70", Slot = "7")]
		public void NextBytes(byte[] bytes, int start, int len)
		{
			int num;
			do
			{
				num = 0;
				this.GenerateState();
				if (start < len)
				{
					byte[] array = this.state;
					if (num == array.Length)
					{
						this.GenerateState();
					}
					num++;
				}
				Monitor.Exit(this);
			}
			while (num != 0);
		}

		// Token: 0x0600B1CB RID: 45515 RVA: 0x0026B5A0 File Offset: 0x002697A0
		[Token(Token = "0x600B1CB")]
		[Address(RVA = "0x1804910", Offset = "0x1803710", VA = "0x181804910")]
		private void CycleSeed()
		{
			byte[] array = this.seed;
			IDigest digest = this.digest;
			int length = array.Length;
			long num = this.seedCounter;
			long num2 = num + 1L;
			this.seedCounter = num2;
			this.DigestAddCounter(num);
			IDigest digest2 = this.digest;
		}

		// Token: 0x0600B1CC RID: 45516 RVA: 0x0026B5F0 File Offset: 0x002697F0
		[Token(Token = "0x600B1CC")]
		[Address(RVA = "0x1804B70", Offset = "0x1803970", VA = "0x181804B70")]
		private void GenerateState()
		{
			long num = this.stateCounter;
			long num2 = num + 1L;
			this.stateCounter = num2;
			this.DigestAddCounter(num);
			byte[] array = this.state;
			IDigest digest = this.digest;
			int length = array.Length;
			byte[] array2 = this.seed;
			IDigest digest2 = this.digest;
			int length2 = array2.Length;
			IDigest digest3 = this.digest;
			if (this.stateCounter == typeof(IDigest).TypeHandle)
			{
				byte[] array3 = this.seed;
				IDigest digest4 = this.digest;
				int length3 = array3.Length;
				long num3 = this.seedCounter;
				long num4 = num3 + 1L;
				this.seedCounter = num4;
				this.DigestAddCounter(num3);
				IDigest digest5 = this.digest;
			}
		}

		// Token: 0x0600B1CD RID: 45517 RVA: 0x0026B6A4 File Offset: 0x002698A4
		[Token(Token = "0x600B1CD")]
		[Address(RVA = "0x18049F0", Offset = "0x18037F0", VA = "0x1818049F0")]
		private void DigestAddCounter(long seedVal)
		{
			byte[] array = new byte[8];
			Pack.UInt64_To_LE((ulong)seedVal, array);
			IDigest digest = this.digest;
			int length = array.Length;
		}

		// Token: 0x0600B1CE RID: 45518 RVA: 0x0026B6D4 File Offset: 0x002698D4
		[Token(Token = "0x600B1CE")]
		[Address(RVA = "0x1804B00", Offset = "0x1803900", VA = "0x181804B00")]
		private void DigestUpdate(byte[] inSeed)
		{
			IDigest digest = this.digest;
			int length = inSeed.Length;
		}

		// Token: 0x0600B1CF RID: 45519 RVA: 0x0026B6F8 File Offset: 0x002698F8
		[Token(Token = "0x600B1CF")]
		[Address(RVA = "0x1804A90", Offset = "0x1803890", VA = "0x181804A90")]
		private void DigestDoFinal(byte[] result)
		{
			IDigest digest = this.digest;
		}

		// Token: 0x0400713D RID: 28989
		[Token(Token = "0x400713D")]
		private const long CYCLE_COUNT = 10L;

		// Token: 0x0400713E RID: 28990
		[FieldOffset(Offset = "0x10")]
		[Token(Token = "0x400713E")]
		private long stateCounter;

		// Token: 0x0400713F RID: 28991
		[FieldOffset(Offset = "0x18")]
		[Token(Token = "0x400713F")]
		private long seedCounter;

		// Token: 0x04007140 RID: 28992
		[FieldOffset(Offset = "0x20")]
		[Token(Token = "0x4007140")]
		private IDigest digest;

		// Token: 0x04007141 RID: 28993
		[FieldOffset(Offset = "0x28")]
		[Token(Token = "0x4007141")]
		private byte[] state;

		// Token: 0x04007142 RID: 28994
		[FieldOffset(Offset = "0x30")]
		[Token(Token = "0x4007142")]
		private byte[] seed;
	}
}