SymmetricAlgorithm.cs

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using System;
using System.Runtime.InteropServices;
using Cpp2IlInjected;
 
namespace System.Security.Cryptography
{
    // Token: 0x02000308 RID: 776
    [ComVisible(true)]
    public abstract class SymmetricAlgorithm : IDisposable
    {
        // Token: 0x06001A27 RID: 6695 RVA: 0x0003834C File Offset: 0x0003654C
        protected SymmetricAlgorithm()
        {
        }
 
        // Token: 0x06001A28 RID: 6696 RVA: 0x00038360 File Offset: 0x00036560
        public void Dispose()
        {
            GC.SuppressFinalize(this);
        }
 
        // Token: 0x06001A29 RID: 6697 RVA: 0x00038374 File Offset: 0x00036574
        public void Clear()
        {
        }
 
        // Token: 0x06001A2A RID: 6698 RVA: 0x00038384 File Offset: 0x00036584
        protected virtual void Dispose(bool disposing)
        {
            if (this.KeyValue != null)
            {
            }
            if (this.IVValue != null)
            {
            }
        }
 
        // Token: 0x170002D2 RID: 722
        // (get) Token: 0x06001A2B RID: 6699 RVA: 0x000383A4 File Offset: 0x000365A4
        // (set) Token: 0x06001A2C RID: 6700 RVA: 0x000383B8 File Offset: 0x000365B8
        public virtual int BlockSize
        {
            get
            {
                return this.BlockSizeValue;
            }
            set
            {
                int skipSize = this.LegalBlockSizesValue.m_skipSize;
            }
        }
 
        // Token: 0x170002D3 RID: 723
        // (get) Token: 0x06001A2D RID: 6701 RVA: 0x000383E0 File Offset: 0x000365E0
        // (set) Token: 0x06001A2E RID: 6702 RVA: 0x000383F4 File Offset: 0x000365F4
        public virtual int FeedbackSize
        {
            get
            {
                return this.FeedbackSizeValue;
            }
            set
            {
                int blockSizeValue = this.BlockSizeValue;
                this.FeedbackSizeValue = value;
            }
        }
 
        // Token: 0x170002D4 RID: 724
        // (get) Token: 0x06001A2F RID: 6703 RVA: 0x0003841C File Offset: 0x0003661C
        // (set) Token: 0x06001A30 RID: 6704 RVA: 0x00038444 File Offset: 0x00036644
        public virtual byte[] IV
        {
            get
            {
                if (this.IVValue == null)
                {
                    byte[] ivvalue = this.IVValue;
                }
                object obj;
                if (obj == null || obj != null)
                {
                }
                throw new InvalidCastException();
            }
            set
            {
                if (value != null)
                {
                    int blockSizeValue = this.BlockSizeValue;
                    object obj;
                    if (obj != null)
                    {
                        if (obj == null)
                        {
                            goto IL_002C;
                        }
                        this.IVValue = obj;
                        if (obj == null)
                        {
                            throw new InvalidCastException();
                        }
                    }
                    return;
                }
                string resourceString = Environment.GetResourceString("Specified initialization vector (IV) does not match the block size for this algorithm.");
                IL_002C:
                throw new InvalidCastException();
            }
        }
 
        // Token: 0x170002D5 RID: 725
        // (get) Token: 0x06001A31 RID: 6705 RVA: 0x00038484 File Offset: 0x00036684
        // (set) Token: 0x06001A32 RID: 6706 RVA: 0x000384AC File Offset: 0x000366AC
        public virtual byte[] Key
        {
            get
            {
                if (this.KeyValue == null)
                {
                    byte[] keyValue = this.KeyValue;
                }
                object obj;
                if (obj == null || obj != null)
                {
                }
                throw new InvalidCastException();
            }
            set
            {
                /*
An exception occurred when decompiling this method (06001A32)
 
ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Void System.Security.Cryptography.SymmetricAlgorithm::set_Key(System.Byte[])
 
 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
    IL_0013:
    stloc:string(var_2_1D, call:string(Environment::GetResourceString, ldstr:string("Specified key is not a valid size for this algorithm.")))
}
 
   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: 0x170002D6 RID: 726
        // (get) Token: 0x06001A33 RID: 6707 RVA: 0x000384D8 File Offset: 0x000366D8
        public virtual KeySizes[] LegalBlockSizes
        {
            get
            {
                KeySizes[] legalBlockSizesValue = this.LegalBlockSizesValue;
                object obj;
                if (obj == null || obj != null)
                {
                }
                throw new InvalidCastException();
            }
        }
 
        // Token: 0x170002D7 RID: 727
        // (get) Token: 0x06001A34 RID: 6708 RVA: 0x000384F8 File Offset: 0x000366F8
        public virtual KeySizes[] LegalKeySizes
        {
            get
            {
                KeySizes[] legalKeySizesValue = this.LegalKeySizesValue;
                object obj;
                if (obj == null || obj != null)
                {
                }
                throw new InvalidCastException();
            }
        }
 
        // Token: 0x170002D8 RID: 728
        // (get) Token: 0x06001A35 RID: 6709 RVA: 0x00038518 File Offset: 0x00036718
        // (set) Token: 0x06001A36 RID: 6710 RVA: 0x0003852C File Offset: 0x0003672C
        public virtual int KeySize
        {
            get
            {
                return this.KeySizeValue;
            }
            set
            {
                bool flag = this.ValidKeySize(value);
                this.KeySizeValue = value;
            }
        }
 
        // Token: 0x170002D9 RID: 729
        // (get) Token: 0x06001A37 RID: 6711 RVA: 0x00038554 File Offset: 0x00036754
        // (set) Token: 0x06001A38 RID: 6712 RVA: 0x00038568 File Offset: 0x00036768
        public virtual CipherMode Mode
        {
            get
            {
                return this.ModeValue;
            }
            set
            {
                this.ModeValue = value;
            }
        }
 
        // Token: 0x170002DA RID: 730
        // (get) Token: 0x06001A39 RID: 6713 RVA: 0x00038588 File Offset: 0x00036788
        // (set) Token: 0x06001A3A RID: 6714 RVA: 0x0003859C File Offset: 0x0003679C
        public virtual PaddingMode Padding
        {
            get
            {
                return this.PaddingValue;
            }
            set
            {
                this.PaddingValue = value;
            }
        }
 
        // Token: 0x06001A3B RID: 6715 RVA: 0x000385BC File Offset: 0x000367BC
        public bool ValidKeySize(int bitLength)
        {
            /*
An exception occurred when decompiling this method (06001A3B)
 
ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Boolean System.Security.Cryptography.SymmetricAlgorithm::ValidKeySize(System.Int32)
 
 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
    Block_0:
    stloc:uint8[](var_0_09, ldfld:uint8[](SymmetricAlgorithm::IVValue, ldloc:SymmetricAlgorithm(this)))
}
 
   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 1683
*/;
        }
 
        // Token: 0x06001A3C RID: 6716 RVA: 0x0000207A File Offset: 0x0000027A
        public static SymmetricAlgorithm Create()
        {
            throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
        }
 
        // Token: 0x06001A3D RID: 6717 RVA: 0x000385D8 File Offset: 0x000367D8
        public static SymmetricAlgorithm Create(string algName)
        {
            if (!true)
            {
            }
            object obj;
            if (obj != null)
            {
            }
            throw new InvalidCastException();
        }
 
        // Token: 0x06001A3E RID: 6718 RVA: 0x0000207A File Offset: 0x0000027A
        public virtual ICryptoTransform CreateEncryptor()
        {
            throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
        }
 
        // Token: 0x06001A3F RID: 6719
        public abstract ICryptoTransform CreateEncryptor(byte[] rgbKey, byte[] rgbIV);
 
        // Token: 0x06001A40 RID: 6720 RVA: 0x0000207A File Offset: 0x0000027A
        public virtual ICryptoTransform CreateDecryptor()
        {
            throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
        }
 
        // Token: 0x06001A41 RID: 6721
        public abstract ICryptoTransform CreateDecryptor(byte[] rgbKey, byte[] rgbIV);
 
        // Token: 0x06001A42 RID: 6722
        public abstract void GenerateKey();
 
        // Token: 0x06001A43 RID: 6723
        public abstract void GenerateIV();
 
        // Token: 0x04000D2B RID: 3371
        protected int BlockSizeValue;
 
        // Token: 0x04000D2C RID: 3372
        protected int FeedbackSizeValue;
 
        // Token: 0x04000D2D RID: 3373
        protected byte[] IVValue;
 
        // Token: 0x04000D2E RID: 3374
        protected byte[] KeyValue;
 
        // Token: 0x04000D2F RID: 3375
        protected KeySizes[] LegalBlockSizesValue;
 
        // Token: 0x04000D30 RID: 3376
        protected KeySizes[] LegalKeySizesValue;
 
        // Token: 0x04000D31 RID: 3377
        protected int KeySizeValue;
 
        // Token: 0x04000D32 RID: 3378
        protected CipherMode ModeValue;
 
        // Token: 0x04000D33 RID: 3379
        protected PaddingMode PaddingValue;
    }
}