Rfc2898DeriveBytes.cs

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using System;
using System.Runtime.CompilerServices;
using System.Text;
using Cpp2IlInjected;
using Internal.Cryptography;
 
namespace System.Security.Cryptography
{
    // Token: 0x020002B2 RID: 690
    public class Rfc2898DeriveBytes : DeriveBytes
    {
        // Token: 0x17000262 RID: 610
        // (get) Token: 0x0600176B RID: 5995 RVA: 0x000322B8 File Offset: 0x000304B8
        public HashAlgorithmName HashAlgorithm
        {
            [CompilerGenerated]
            get
            {
                return this.<HashAlgorithm>k__BackingField;
            }
        }
 
        // Token: 0x0600176C RID: 5996 RVA: 0x000322CC File Offset: 0x000304CC
        public Rfc2898DeriveBytes(byte[] password, byte[] salt, int iterations)
        {
            HashAlgorithmName sha = HashAlgorithmName.SHA1;
        }
 
        // Token: 0x0600176D RID: 5997 RVA: 0x000322E4 File Offset: 0x000304E4
        public Rfc2898DeriveBytes(byte[] password, byte[] salt, int iterations, HashAlgorithmName hashAlgorithm)
        {
            do
            {
                base..ctor();
                if (salt == null)
                {
                    return;
                }
            }
            while (password == null);
            byte[] array = salt.CloneByteArray();
            this._salt = array;
            this._iterations = (uint)iterations;
            byte[] array2 = password.CloneByteArray();
            this._password = array2;
            this.HashAlgorithm = hashAlgorithm;
            HMAC hmac = this.OpenHmac();
            this._hmac = hmac;
            this.Initialize();
        }
 
        // Token: 0x0600176E RID: 5998 RVA: 0x00032340 File Offset: 0x00030540
        public Rfc2898DeriveBytes(string password, byte[] salt)
        {
        }
 
        // Token: 0x0600176F RID: 5999 RVA: 0x00032350 File Offset: 0x00030550
        public Rfc2898DeriveBytes(string password, byte[] salt, int iterations)
        {
            HashAlgorithmName sha = HashAlgorithmName.SHA1;
            Encoding utf = Encoding.UTF8;
        }
 
        // Token: 0x06001770 RID: 6000 RVA: 0x0003236C File Offset: 0x0003056C
        public Rfc2898DeriveBytes(string password, byte[] salt, int iterations, HashAlgorithmName hashAlgorithm)
        {
            Encoding utf = Encoding.UTF8;
        }
 
        // Token: 0x06001771 RID: 6001 RVA: 0x00032380 File Offset: 0x00030580
        public Rfc2898DeriveBytes(string password, int saltSize)
        {
            HashAlgorithmName sha = HashAlgorithmName.SHA1;
        }
 
        // Token: 0x06001772 RID: 6002 RVA: 0x00032398 File Offset: 0x00030598
        public Rfc2898DeriveBytes(string password, int saltSize, int iterations)
        {
            HashAlgorithmName sha = HashAlgorithmName.SHA1;
        }
 
        // Token: 0x06001773 RID: 6003 RVA: 0x000323B0 File Offset: 0x000305B0
        public Rfc2898DeriveBytes(string password, int saltSize, int iterations, HashAlgorithmName hashAlgorithm)
        {
            byte[] array = Helpers.GenerateRandom(saltSize);
            this._salt = array;
            this._iterations = (uint)iterations;
            Encoding utf = Encoding.UTF8;
            this._password = utf;
            this.HashAlgorithm = hashAlgorithm;
            HMAC hmac = this.OpenHmac();
            this._hmac = hmac;
            this.Initialize();
        }
 
        // Token: 0x17000263 RID: 611
        // (get) Token: 0x06001774 RID: 6004 RVA: 0x00032404 File Offset: 0x00030604
        // (set) Token: 0x06001775 RID: 6005 RVA: 0x00032418 File Offset: 0x00030618
        public int IterationCount
        {
            get
            {
                /*
An exception occurred when decompiling this method (06001774)
 
ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 System.Security.Cryptography.Rfc2898DeriveBytes::get_IterationCount()
 
 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
    Block_0:
    stloc:uint32(var_0_06, ldfld:uint32(Rfc2898DeriveBytes::_iterations, ldloc:Rfc2898DeriveBytes(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
*/;
            }
            set
            {
                this._iterations = (uint)value;
                this.Initialize();
            }
        }
 
        // Token: 0x17000264 RID: 612
        // (get) Token: 0x06001776 RID: 6006 RVA: 0x00032434 File Offset: 0x00030634
        // (set) Token: 0x06001777 RID: 6007 RVA: 0x0003244C File Offset: 0x0003064C
        public byte[] Salt
        {
            get
            {
                return this._salt.CloneByteArray();
            }
            set
            {
                if (value != null)
                {
                    byte[] array = value.CloneByteArray();
                    this._salt = array;
                    this.Initialize();
                    return;
                }
            }
        }
 
        // Token: 0x06001778 RID: 6008 RVA: 0x00032474 File Offset: 0x00030674
        protected override void Dispose(bool disposing)
        {
            HMAC hmac = this._hmac;
            if (hmac != null)
            {
                hmac.Dispose();
            }
            if (this._buffer != null)
            {
            }
            if (this._password != null)
            {
            }
            long num;
            if (this._salt != null)
            {
                num = 0L;
            }
            base.Dispose(num != 0L);
        }
 
        // Token: 0x06001779 RID: 6009 RVA: 0x000324B4 File Offset: 0x000306B4
        public override byte[] GetBytes(int cb)
        {
            int startIndex = this._startIndex;
            byte[] buffer = this._buffer;
            int startIndex2 = this._startIndex;
            this._startIndex = startIndex2;
            return buffer;
        }
 
        // Token: 0x0600177A RID: 6010 RVA: 0x0000207A File Offset: 0x0000027A
        public byte[] CryptDeriveKey(string algname, string alghashname, int keySize, byte[] rgbIV)
        {
            throw new AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
        }
 
        // Token: 0x0600177B RID: 6011 RVA: 0x00032544 File Offset: 0x00030744
        public override void Reset()
        {
            this.Initialize();
        }
 
        // Token: 0x0600177C RID: 6012 RVA: 0x00032558 File Offset: 0x00030758
        private HMAC OpenHmac()
        {
            /*
An exception occurred when decompiling this method (0600177C)
 
ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Security.Cryptography.HMAC System.Security.Cryptography.Rfc2898DeriveBytes::OpenHmac()
 
 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
    Block_0:
    stloc:HashAlgorithmName(var_0_06, ldfld:HashAlgorithmName(Rfc2898DeriveBytes::<HashAlgorithm>k__BackingField, ldloc:Rfc2898DeriveBytes(this)))
    stloc:HashAlgorithmName(var_3_0E, callgetter:HashAlgorithmName(HashAlgorithmName::get_SHA1))
    stloc:bool(var_4_16, call:bool(HashAlgorithmName::op_Equality, ldloc:HashAlgorithmName(var_0_06), ldloc:HashAlgorithmName(var_3_0E)))
    stloc:uint8[](var_5_1E, ldfld:uint8[](Rfc2898DeriveBytes::_password, ldloc:Rfc2898DeriveBytes(this)))
    stloc:HashAlgorithmName(var_7_28, callgetter:HashAlgorithmName(HashAlgorithmName::get_SHA256))
    stloc:HashAlgorithmName(var_10_32, callgetter:HashAlgorithmName(HashAlgorithmName::get_SHA384))
    stloc:HashAlgorithmName(var_13_3C, callgetter:HashAlgorithmName(HashAlgorithmName::get_SHA512))
    stloc:string(var_15_4A, call:string(SR::Format, ldstr:string("'{0}' is not a known hash algorithm."), ldloc:uint8[][exp:object](var_5_1E)))
}
 
   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: 0x0600177D RID: 6013 RVA: 0x000325B0 File Offset: 0x000307B0
        private void Initialize()
        {
            if (this._buffer != null)
            {
            }
            int blockSize = this._blockSize;
        }
 
        // Token: 0x0600177E RID: 6014 RVA: 0x000325CC File Offset: 0x000307CC
        private byte[] Func()
        {
            /*
An exception occurred when decompiling this method (0600177E)
 
ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Byte[] System.Security.Cryptography.Rfc2898DeriveBytes::Func()
 
 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
    IL_0049:
    call:void(Span`1::CopyTo, ldloc:Span`1[exp:valuetype System.Span`1&](var_11), ldloc:Span`1(var_11))
    stloc:ReadOnlySpan`1(var_12_59, call:ReadOnlySpan`1(Span`1::op_Implicit, ldloc:Span`1(var_11)))
}
 
   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: 0x04000C0F RID: 3087
        private const int MinimumSaltSize = 8;
 
        // Token: 0x04000C10 RID: 3088
        private readonly byte[] _password;
 
        // Token: 0x04000C11 RID: 3089
        private byte[] _salt;
 
        // Token: 0x04000C12 RID: 3090
        private uint _iterations;
 
        // Token: 0x04000C13 RID: 3091
        private HMAC _hmac;
 
        // Token: 0x04000C14 RID: 3092
        private int _blockSize;
 
        // Token: 0x04000C15 RID: 3093
        private byte[] _buffer;
 
        // Token: 0x04000C16 RID: 3094
        private uint _block;
 
        // Token: 0x04000C17 RID: 3095
        private int _startIndex;
 
        // Token: 0x04000C18 RID: 3096
        private int _endIndex;
 
        // Token: 0x04000C19 RID: 3097
        [CompilerGenerated]
        private readonly HashAlgorithmName <HashAlgorithm>k__BackingField;
    }
}