ARC4Managed.cs

Go to the documentation of this file.

using System;
using System.Security.Cryptography;
using Cpp2IlInjected;
 
namespace Mono.Security.Cryptography
{
    // Token: 0x02000051 RID: 81
    public class ARC4Managed : RC4, ICryptoTransform, IDisposable
    {
        // Token: 0x06000225 RID: 549 RVA: 0x0000900C File Offset: 0x0000720C
        public ARC4Managed()
        {
            if ("getFilesDir" == null)
            {
            }
            base..ctor();
        }
 
        // Token: 0x06000226 RID: 550 RVA: 0x00009028 File Offset: 0x00007228
        protected override void Finalize()
        {
            base.Finalize();
        }
 
        // Token: 0x06000227 RID: 551 RVA: 0x0000905C File Offset: 0x0000725C
        protected override void Dispose(bool disposing)
        {
            bool disposed = this.m_disposed;
            if (!disposed)
            {
                if (this.key != null)
                {
                }
                byte[] array = this.state;
                if (!disposed)
                {
                }
                GC.SuppressFinalize(this);
                this.m_disposed = true;
            }
        }
 
        // Token: 0x170000AB RID: 171
        // (get) Token: 0x06000228 RID: 552 RVA: 0x00009094 File Offset: 0x00007294
        // (set) Token: 0x06000229 RID: 553 RVA: 0x000090BC File Offset: 0x000072BC
        public override byte[] Key
        {
            get
            {
                if (this.KeyValue == null)
                {
                    byte[] keyValue = this.KeyValue;
                }
                object obj;
                if (obj == null || obj != null)
                {
                }
                throw new InvalidCastException();
            }
            set
            {
                while (value == null)
                {
                }
                object obj;
                if (obj != null && obj == null)
                {
                    throw new InvalidCastException();
                }
            }
        }
 
        // Token: 0x170000AC RID: 172
        // (get) Token: 0x0600022A RID: 554 RVA: 0x000090D8 File Offset: 0x000072D8
        public bool CanReuseTransform
        {
            get
            {
            }
        }
 
        // Token: 0x0600022B RID: 555 RVA: 0x00002050 File Offset: 0x00000250
        public override ICryptoTransform CreateEncryptor(byte[] rgbKey, byte[] rgvIV)
        {
            throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
        }
 
        // Token: 0x0600022C RID: 556 RVA: 0x00002050 File Offset: 0x00000250
        public override ICryptoTransform CreateDecryptor(byte[] rgbKey, byte[] rgvIV)
        {
            throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
        }
 
        // Token: 0x0600022D RID: 557 RVA: 0x000090E8 File Offset: 0x000072E8
        public override void GenerateIV()
        {
        }
 
        // Token: 0x0600022E RID: 558 RVA: 0x000090F8 File Offset: 0x000072F8
        public override void GenerateKey()
        {
            int keySizeValue = this.KeySizeValue;
            byte[] array;
            this.KeyValue = array;
        }
 
        // Token: 0x170000AD RID: 173
        // (get) Token: 0x0600022F RID: 559 RVA: 0x00009114 File Offset: 0x00007314
        public bool CanTransformMultipleBlocks
        {
            get
            {
                return true;
            }
        }
 
        // Token: 0x170000AE RID: 174
        // (get) Token: 0x06000230 RID: 560 RVA: 0x00009124 File Offset: 0x00007324
        public int InputBlockSize
        {
            get
            {
                return 1;
            }
        }
 
        // Token: 0x170000AF RID: 175
        // (get) Token: 0x06000231 RID: 561 RVA: 0x00009134 File Offset: 0x00007334
        public int OutputBlockSize
        {
            get
            {
                return 1;
            }
        }
 
        // Token: 0x06000232 RID: 562 RVA: 0x00009144 File Offset: 0x00007344
        private void KeySetup(byte[] key)
        {
            byte[] array = this.state;
            byte[] array2 = this.state;
            byte[] array3 = this.state;
        }
 
        // Token: 0x06000233 RID: 563 RVA: 0x0000916C File Offset: 0x0000736C
        private void CheckInput(byte[] inputBuffer, int inputOffset, int inputCount)
        {
            if (inputBuffer != null)
            {
                return;
            }
        }
 
        // Token: 0x06000234 RID: 564 RVA: 0x0000918C File Offset: 0x0000738C
        public int TransformBlock(byte[] inputBuffer, int inputOffset, int inputCount, byte[] outputBuffer, int outputOffset)
        {
            /*
An exception occurred when decompiling this method (06000234)
 
ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 Mono.Security.Cryptography.ARC4Managed::TransformBlock(System.Byte[],System.Int32,System.Int32,System.Byte[],System.Int32)
 
 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
    IL_001B:
    stloc:string(var_0_25, call:string(Locale::GetText, ldstr:string("Overflow")))
}
 
   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 1683
*/;
        }
 
        // Token: 0x06000235 RID: 565 RVA: 0x000091C0 File Offset: 0x000073C0
        private int InternalTransformBlock(byte[] inputBuffer, int inputOffset, int inputCount, byte[] outputBuffer, int outputOffset)
        {
            byte b = this.x;
            byte[] array = this.state;
            byte b2 = this.y;
            this.x = b;
            this.y = b2;
            array.m_value = b2;
            byte[] array2 = this.state;
            byte b3 = this.y;
            byte[] array3 = this.state;
            byte b4 = this.x;
            byte b5 = this.y;
            return inputCount;
        }
 
        // Token: 0x06000236 RID: 566 RVA: 0x00002050 File Offset: 0x00000250
        public byte[] TransformFinalBlock(byte[] inputBuffer, int inputOffset, int inputCount)
        {
            throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
        }
 
        // Token: 0x0400024E RID: 590
        private byte[] key;
 
        // Token: 0x0400024F RID: 591
        private byte[] state;
 
        // Token: 0x04000250 RID: 592
        private byte x;
 
        // Token: 0x04000251 RID: 593
        private byte y;
 
        // Token: 0x04000252 RID: 594
        private bool m_disposed;
    }
}