using System;
using System.Collections;
using System.Text;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Collections
{
	// Token: 0x02001956 RID: 6486
	[Token(Token = "0x2001956")]
	public abstract class CollectionUtilities
	{
		// Token: 0x060099E9 RID: 39401 RVA: 0x001FEC00 File Offset: 0x001FCE00
		[Token(Token = "0x60099E9")]
		[Address(RVA = "0x18D6CF0", Offset = "0x18D5AF0", VA = "0x1818D6CF0")]
		public static void AddRange(IList to, IEnumerable range)
		{
			int num;
			do
			{
				num = 0;
				num += num;
				num++;
				uint num2;
				if (num < (int)num2)
				{
					num += num;
					num++;
				}
				num += num;
				num++;
				num += 19;
				num += num;
				num += 2;
				num += 19;
				if (num != 0)
				{
				}
			}
			while (num != 0);
		}

		// Token: 0x060099EA RID: 39402 RVA: 0x001FEC54 File Offset: 0x001FCE54
		[Token(Token = "0x60099EA")]
		[Address(RVA = "0x18D6EF0", Offset = "0x18D5CF0", VA = "0x1818D6EF0")]
		public static bool CheckElementsAreOfType(IEnumerable e, Type t)
		{
			int num;
			do
			{
				num = 0;
				bool flag;
				while (flag)
				{
				}
				if (flag)
				{
				}
			}
			while (num != 0);
			if (num != -1)
			{
			}
			return true;
		}

		// Token: 0x060099EB RID: 39403 RVA: 0x001FEC88 File Offset: 0x001FCE88
		[Token(Token = "0x60099EB")]
		[Address(RVA = "0x18D7080", Offset = "0x18D5E80", VA = "0x1818D7080")]
		public static IDictionary ReadOnly(IDictionary d)
		{
			/*
An exception occurred when decompiling this method (060099EB)

ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Collections.IDictionary BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Collections.CollectionUtilities::ReadOnly(System.Collections.IDictionary)

 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
	Block_0:
	stfld:IDictionary(UnmodifiableDictionaryProxy::d, ldloc:UnmodifiableDictionaryProxy(var_0), ldloc:IDictionary(d))
}

   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.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: 0x060099EC RID: 39404 RVA: 0x001FEC9C File Offset: 0x001FCE9C
		[Token(Token = "0x60099EC")]
		[Address(RVA = "0x18D7140", Offset = "0x18D5F40", VA = "0x1818D7140")]
		public static IList ReadOnly(IList l)
		{
			/*
An exception occurred when decompiling this method (060099EC)

ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Collections.IList BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Collections.CollectionUtilities::ReadOnly(System.Collections.IList)

 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
	Block_0:
	stfld:IList(UnmodifiableListProxy::l, ldloc:UnmodifiableListProxy(var_0), ldloc:IList(l))
}

   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.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: 0x060099ED RID: 39405 RVA: 0x001FECB0 File Offset: 0x001FCEB0
		[Token(Token = "0x60099ED")]
		[Address(RVA = "0x18D70E0", Offset = "0x18D5EE0", VA = "0x1818D70E0")]
		public static ISet ReadOnly(ISet s)
		{
			/*
An exception occurred when decompiling this method (060099ED)

ICSharpCode.Decompiler.DecompilerException: Error decompiling BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Collections.ISet BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Collections.CollectionUtilities::ReadOnly(BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Collections.ISet)

 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
	Block_0:
	stfld:ISet(UnmodifiableSetProxy::s, ldloc:UnmodifiableSetProxy(var_0), ldloc:ISet(s))
}

   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.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: 0x060099EE RID: 39406 RVA: 0x001FECC4 File Offset: 0x001FCEC4
		[Token(Token = "0x60099EE")]
		[Address(RVA = "0x18D71A0", Offset = "0x18D5FA0", VA = "0x1818D71A0")]
		public static object RequireNext(IEnumerator e)
		{
			throw new NullReferenceException();
		}

		// Token: 0x060099EF RID: 39407 RVA: 0x001FECDC File Offset: 0x001FCEDC
		[Token(Token = "0x60099EF")]
		[Address(RVA = "0x18D7230", Offset = "0x18D6030", VA = "0x1818D7230")]
		public static string ToString(IEnumerable c)
		{
			StringBuilder stringBuilder = new StringBuilder("[");
			if (stringBuilder != 0)
			{
				int hashCode = stringBuilder.GetHashCode();
				int num = 0;
				int num2 = 0;
				if (num2 < num)
				{
					num2 += num2;
					num2++;
				}
				if (num2 != 0)
				{
					int num3 = 0;
					StringBuilder stringBuilder2 = stringBuilder.Append(", ");
					if (num2 < num3)
					{
						num2 += num2;
						num2++;
					}
					int num4 = num2.GetHashCode();
					num4 += num4;
					num4 += num4;
				}
			}
			uint num5;
			StringBuilder stringBuilder3 = stringBuilder.Append((char)num5);
			throw new NullReferenceException();
		}

		// Token: 0x060099F0 RID: 39408 RVA: 0x001FED64 File Offset: 0x001FCF64
		[Token(Token = "0x60099F0")]
		[Address(RVA = "0x3F5100", Offset = "0x3F3F00", VA = "0x1803F5100")]
		protected CollectionUtilities()
		{
		}
	}
}