Jan2021-Cpp2Il-Dump/Assembly-CSharp/BestHTTP/SecureProtocol/Org/BouncyCastle/Crypto/Prng/DigestRandomGenerator.cs

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

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Prng
{
	// Token: 0x020015E6 RID: 5606
	[Token(Token = "0x20015E6")]
	[StructLayout(3)]
	public class DigestRandomGenerator : IRandomGenerator
	{
		// Token: 0x060095EC RID: 38380 RVA: 0x00213DAC File Offset: 0x00211FAC
		[Token(Token = "0x60095EC")]
		[Address(RVA = "0x1DD4310", Offset = "0x1DD2D10", VA = "0x181DD4310")]
		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: 0x060095ED RID: 38381 RVA: 0x00213DFC File Offset: 0x00211FFC
		[Token(Token = "0x60095ED")]
		[Address(RVA = "0x1DD3B60", Offset = "0x1DD2560", VA = "0x181DD3B60", 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);
				if (num != -1)
				{
				}
			}
			while (num != 0);
		}

		// Token: 0x060095EE RID: 38382 RVA: 0x00213E64 File Offset: 0x00212064
		[Token(Token = "0x60095EE")]
		[Address(RVA = "0x1DD39F0", Offset = "0x1DD23F0", VA = "0x181DD39F0", 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);
				if (num != -1)
				{
				}
			}
			while (num != 0);
		}

		// Token: 0x060095EF RID: 38383 RVA: 0x00213EB8 File Offset: 0x002120B8
		[Token(Token = "0x60095EF")]
		[Address(RVA = "0x1DD42E0", Offset = "0x1DD2CE0", VA = "0x181DD42E0", Slot = "6")]
		public void NextBytes(byte[] bytes)
		{
			int length = bytes.Length;
			int num = 0;
			this.NextBytes(bytes, num, length);
		}

		// Token: 0x060095F0 RID: 38384 RVA: 0x00213EE0 File Offset: 0x002120E0
		[Token(Token = "0x60095F0")]
		[Address(RVA = "0x1DD4170", Offset = "0x1DD2B70", VA = "0x181DD4170", 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);
				if (num != -1)
				{
				}
			}
			while (num != 0);
		}

		// Token: 0x060095F1 RID: 38385 RVA: 0x00213F40 File Offset: 0x00212140
		[Token(Token = "0x60095F1")]
		[Address(RVA = "0x1DD3D10", Offset = "0x1DD2710", VA = "0x181DD3D10")]
		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: 0x060095F2 RID: 38386 RVA: 0x00213F90 File Offset: 0x00212190
		[Token(Token = "0x60095F2")]
		[Address(RVA = "0x1DD3F70", Offset = "0x1DD2970", VA = "0x181DD3F70")]
		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: 0x060095F3 RID: 38387 RVA: 0x00214044 File Offset: 0x00212244
		[Token(Token = "0x60095F3")]
		[Address(RVA = "0x1DD3DF0", Offset = "0x1DD27F0", VA = "0x181DD3DF0")]
		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: 0x060095F4 RID: 38388 RVA: 0x00214074 File Offset: 0x00212274
		[Token(Token = "0x60095F4")]
		[Address(RVA = "0x1DD3F00", Offset = "0x1DD2900", VA = "0x181DD3F00")]
		private void DigestUpdate(byte[] inSeed)
		{
			IDigest digest = this.digest;
			int length = inSeed.Length;
		}

		// Token: 0x060095F5 RID: 38389 RVA: 0x00214098 File Offset: 0x00212298
		[Token(Token = "0x60095F5")]
		[Address(RVA = "0x1DD3E90", Offset = "0x1DD2890", VA = "0x181DD3E90")]
		private void DigestDoFinal(byte[] result)
		{
			IDigest digest = this.digest;
		}

		// Token: 0x040062FA RID: 25338
		[Token(Token = "0x40062FA")]
		private const long CYCLE_COUNT = 10L;

		// Token: 0x040062FB RID: 25339
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x10")]
		[Token(Token = "0x40062FB")]
		private long stateCounter;

		// Token: 0x040062FC RID: 25340
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x18")]
		[Token(Token = "0x40062FC")]
		private long seedCounter;

		// Token: 0x040062FD RID: 25341
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x20")]
		[Token(Token = "0x40062FD")]
		private IDigest digest;

		// Token: 0x040062FE RID: 25342
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x28")]
		[Token(Token = "0x40062FE")]
		private byte[] state;

		// Token: 0x040062FF RID: 25343
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x30")]
		[Token(Token = "0x40062FF")]
		private byte[] seed;
	}
}