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

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Tls
{
	// Token: 0x02001C79 RID: 7289
	[Token(Token = "0x2001C79")]
	public abstract class TlsSrpUtilities
	{
		// Token: 0x0600B3DA RID: 46042 RVA: 0x0026D66C File Offset: 0x0026B86C
		[Token(Token = "0x600B3DA")]
		[Address(RVA = "0x466050", Offset = "0x465050", VA = "0x180466050")]
		public static void AddSrpExtension(IDictionary extensions, byte[] identity)
		{
			while (identity == 0)
			{
			}
			TlsUtilities.CheckUint8(identity.Length);
			int length = identity.Length;
			byte[] array = Arrays.Prepend(identity, (byte)length);
		}

		// Token: 0x0600B3DB RID: 46043 RVA: 0x0026D698 File Offset: 0x0026B898
		[Token(Token = "0x600B3DB")]
		[Address(RVA = "0x4662C0", Offset = "0x4652C0", VA = "0x1804662C0")]
		public static byte[] GetSrpExtension(IDictionary extensions)
		{
			byte[] extensionData = TlsUtilities.GetExtensionData(extensions, 12);
			if (extensionData == 0)
			{
				return extensionData;
			}
			int num;
			MemoryStream memoryStream = new MemoryStream(extensionData, num != 0);
			num = 0;
			byte[] array = TlsUtilities.ReadOpaque8(memoryStream);
			TlsProtocol.AssertEmpty(memoryStream);
			return array;
		}

		// Token: 0x0600B3DC RID: 46044 RVA: 0x0026D6CC File Offset: 0x0026B8CC
		[Token(Token = "0x600B3DC")]
		[Address(RVA = "0x4661C0", Offset = "0x4651C0", VA = "0x1804661C0")]
		public static byte[] CreateSrpExtension(byte[] identity)
		{
			while (identity == 0)
			{
			}
			TlsUtilities.CheckUint8(identity.Length);
			int length = identity.Length;
			return Arrays.Prepend(identity, (byte)length);
		}

		// Token: 0x0600B3DD RID: 46045 RVA: 0x0026D6F8 File Offset: 0x0026B8F8
		[Token(Token = "0x600B3DD")]
		[Address(RVA = "0x4663C0", Offset = "0x4653C0", VA = "0x1804663C0")]
		public static byte[] ReadSrpExtension(byte[] extensionData)
		{
			/*
An exception occurred when decompiling this method (0600B3DD)

ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Byte[] BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Tls.TlsSrpUtilities::ReadSrpExtension(System.Byte[])

 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
	IL_1D:
	stloc:ArgumentNullException(var_3_27, newobj:ArgumentNullException(ArgumentNullException::.ctor, ldstr:string("extensionData")))
}

   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1852
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1878
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1878
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1846
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.Optimize(DecompilerContext context, ILBlock method, AutoPropertyProvider autoPropertyProvider, StateMachineKind& stateMachineKind, MethodDef& inlinedMethod, AsyncMethodDebugInfo& asyncInfo, ILAstOptimizationStep abortBeforeStep) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 355
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(IEnumerable`1 parameters, MethodDebugInfoBuilder& builder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 123
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 88
   --- End of inner exception stack trace ---
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 92
   at ICSharpCode.Decompiler.Ast.AstBuilder.AddMethodBody(EntityDeclaration methodNode, EntityDeclaration& updatedNode, MethodDef method, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, MethodKind methodKind) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstBuilder.cs:line 1663
*/;
		}

		// Token: 0x0600B3DE RID: 46046 RVA: 0x0026D72C File Offset: 0x0026B92C
		[Token(Token = "0x600B3DE")]
		[Address(RVA = "0x466490", Offset = "0x465490", VA = "0x180466490")]
		public static BigInteger ReadSrpParameter(Stream input)
		{
			byte[] array = TlsUtilities.ReadOpaque16(input);
			int length = array.Length;
			BigInteger bigInteger;
			bigInteger.nBits = (int)((ulong)(-1L));
			int num = 0;
			int[] array2 = BigInteger.MakeMagnitude(array, num, length);
			bigInteger.magnitude = array2;
			bool flag = array2.Length >= 1;
			bigInteger.sign = (flag ? 1 : 0);
			return bigInteger;
		}

		// Token: 0x0600B3DF RID: 46047 RVA: 0x0026D784 File Offset: 0x0026B984
		[Token(Token = "0x600B3DF")]
		[Address(RVA = "0x466590", Offset = "0x465590", VA = "0x180466590")]
		public static void WriteSrpParameter(BigInteger x, Stream output)
		{
			TlsUtilities.WriteOpaque16(BigIntegers.AsUnsignedByteArray(x), output);
		}

		// Token: 0x0600B3E0 RID: 46048 RVA: 0x0000220F File Offset: 0x0000040F
		[Token(Token = "0x600B3E0")]
		[Address(RVA = "0x4663B0", Offset = "0x4653B0", VA = "0x1804663B0")]
		public static bool IsSrpCipherSuite(int cipherSuite)
		{
			throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
		}

		// Token: 0x0600B3E1 RID: 46049 RVA: 0x0026D7A0 File Offset: 0x0026B9A0
		[Token(Token = "0x600B3E1")]
		[Address(RVA = "0x412370", Offset = "0x411370", VA = "0x180412370")]
		protected TlsSrpUtilities()
		{
		}
	}
}