27Aug2021-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: 0x02001CA3 RID: 7331
	[Token(Token = "0x2001CA3")]
	public class DigestRandomGenerator : IRandomGenerator
	{
		// Token: 0x0600B594 RID: 46484 RVA: 0x002745DC File Offset: 0x002727DC
		[Token(Token = "0x600B594")]
		[Address(RVA = "0x2354C30", Offset = "0x2353C30", VA = "0x182354C30")]
		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: 0x0600B595 RID: 46485 RVA: 0x0027462C File Offset: 0x0027282C
		[Token(Token = "0x600B595")]
		[Address(RVA = "0x23544C0", Offset = "0x23534C0", VA = "0x1823544C0", 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: 0x0600B596 RID: 46486 RVA: 0x00274690 File Offset: 0x00272890
		[Token(Token = "0x600B596")]
		[Address(RVA = "0x2354380", Offset = "0x2353380", VA = "0x182354380", 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: 0x0600B597 RID: 46487 RVA: 0x002746E0 File Offset: 0x002728E0
		[Token(Token = "0x600B597")]
		[Address(RVA = "0x2354C00", Offset = "0x2353C00", VA = "0x182354C00", Slot = "6")]
		public void NextBytes(byte[] bytes)
		{
			int length = bytes.Length;
			int num = 0;
			this.NextBytes(bytes, num, length);
		}

		// Token: 0x0600B598 RID: 46488 RVA: 0x00274708 File Offset: 0x00272908
		[Token(Token = "0x600B598")]
		[Address(RVA = "0x2354AB0", Offset = "0x2353AB0", VA = "0x182354AB0", 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: 0x0600B599 RID: 46489 RVA: 0x00274764 File Offset: 0x00272964
		[Token(Token = "0x600B599")]
		[Address(RVA = "0x2354650", Offset = "0x2353650", VA = "0x182354650")]
		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: 0x0600B59A RID: 46490 RVA: 0x002747B4 File Offset: 0x002729B4
		[Token(Token = "0x600B59A")]
		[Address(RVA = "0x23548B0", Offset = "0x23538B0", VA = "0x1823548B0")]
		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: 0x0600B59B RID: 46491 RVA: 0x00274868 File Offset: 0x00272A68
		[Token(Token = "0x600B59B")]
		[Address(RVA = "0x2354730", Offset = "0x2353730", VA = "0x182354730")]
		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: 0x0600B59C RID: 46492 RVA: 0x00274898 File Offset: 0x00272A98
		[Token(Token = "0x600B59C")]
		[Address(RVA = "0x2354840", Offset = "0x2353840", VA = "0x182354840")]
		private void DigestUpdate(byte[] inSeed)
		{
			IDigest digest = this.digest;
			int length = inSeed.Length;
		}

		// Token: 0x0600B59D RID: 46493 RVA: 0x002748BC File Offset: 0x00272ABC
		[Token(Token = "0x600B59D")]
		[Address(RVA = "0x23547D0", Offset = "0x23537D0", VA = "0x1823547D0")]
		private void DigestDoFinal(byte[] result)
		{
			IDigest digest = this.digest;
		}

		// Token: 0x040072F6 RID: 29430
		[Token(Token = "0x40072F6")]
		private const long CYCLE_COUNT = 10L;

		// Token: 0x040072F7 RID: 29431
		[FieldOffset(Offset = "0x10")]
		[Token(Token = "0x40072F7")]
		private long stateCounter;

		// Token: 0x040072F8 RID: 29432
		[FieldOffset(Offset = "0x18")]
		[Token(Token = "0x40072F8")]
		private long seedCounter;

		// Token: 0x040072F9 RID: 29433
		[FieldOffset(Offset = "0x20")]
		[Token(Token = "0x40072F9")]
		private IDigest digest;

		// Token: 0x040072FA RID: 29434
		[FieldOffset(Offset = "0x28")]
		[Token(Token = "0x40072FA")]
		private byte[] state;

		// Token: 0x040072FB RID: 29435
		[FieldOffset(Offset = "0x30")]
		[Token(Token = "0x40072FB")]
		private byte[] seed;
	}
}