using System; using System.IO; using System.Threading; using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Parameters; using BestHTTP.SecureProtocol.Org.BouncyCastle.Math.EC.Rfc8032; using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities; using Cpp2IlInjected; namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Signers { // Token: 0x02001BA8 RID: 7080 [Token(Token = "0x2001BA8")] public class Ed25519ctxSigner : ISigner { // Token: 0x0600B0F4 RID: 45300 RVA: 0x002673C0 File Offset: 0x002655C0 [Token(Token = "0x600B0F4")] [Address(RVA = "0x1895A30", Offset = "0x1894830", VA = "0x181895A30")] public Ed25519ctxSigner(byte[] context) { Ed25519ctxSigner.Buffer buffer = new Ed25519ctxSigner.Buffer(); this.buffer = buffer; base..ctor(); byte[] array = Arrays.Clone(context); this.context = array; } // Token: 0x17001BDF RID: 7135 // (get) Token: 0x0600B0F5 RID: 45301 RVA: 0x002673F0 File Offset: 0x002655F0 [Token(Token = "0x17001BDF")] public virtual string AlgorithmName { [Token(Token = "0x600B0F5")] [Address(RVA = "0x1895AD0", Offset = "0x18948D0", VA = "0x181895AD0", Slot = "11")] get { return "Ed25519ctx"; } } // Token: 0x0600B0F6 RID: 45302 RVA: 0x00267404 File Offset: 0x00265604 [Token(Token = "0x600B0F6")] [Address(RVA = "0x18958A0", Offset = "0x18946A0", VA = "0x1818958A0", Slot = "12")] public virtual void Init(bool forSigning, ICipherParameters parameters) { int num; do { this.forSigning = forSigning; num = 0; if (!forSigning) { this.privateKey = num; if (parameters == 0) { goto IL_2B; } if (parameters == 0) { continue; } } } while (parameters != 0 && parameters == 0); this.privateKey = num; IL_2B: Ed25519PublicKeyParameters ed25519PublicKeyParameters; this.publicKey = ed25519PublicKeyParameters; string algorithmName = ((ISigner)this).AlgorithmName; } // Token: 0x0600B0F7 RID: 45303 RVA: 0x0026744C File Offset: 0x0026564C [Token(Token = "0x600B0F7")] [Address(RVA = "0x18956C0", Offset = "0x18944C0", VA = "0x1818956C0", Slot = "13")] public virtual void Update(byte b) { ((IDisposable)this.buffer).Dispose(); } // Token: 0x0600B0F8 RID: 45304 RVA: 0x0026746C File Offset: 0x0026566C [Token(Token = "0x600B0F8")] [Address(RVA = "0x1895510", Offset = "0x1894310", VA = "0x181895510", Slot = "14")] public virtual void BlockUpdate(byte[] buf, int off, int len) { int num = this.buffer.Read(buf, off, len); } // Token: 0x0600B0F9 RID: 45305 RVA: 0x00267490 File Offset: 0x00265690 [Token(Token = "0x600B0F9")] [Address(RVA = "0x1895810", Offset = "0x1894610", VA = "0x181895810", Slot = "15")] public virtual byte[] GenerateSignature() { /* An exception occurred when decompiling this method (0600B0F9) ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Byte[] BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Signers.Ed25519ctxSigner::GenerateSignature() ---> System.Exception: Basic block has to end with unconditional control flow. { IL_33: stloc:InvalidOperationException(var_5_3D, newobj:InvalidOperationException(InvalidOperationException::.ctor, ldstr:string("Ed25519ctxSigner not initialised for signature generation."))) } 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: 0x0600B0FA RID: 45306 RVA: 0x002674DC File Offset: 0x002656DC [Token(Token = "0x600B0FA")] [Address(RVA = "0x1895990", Offset = "0x1894790", VA = "0x181895990", Slot = "16")] public virtual bool VerifySignature(byte[] signature) { /* An exception occurred when decompiling this method (0600B0FA) ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Boolean BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Signers.Ed25519ctxSigner::VerifySignature(System.Byte[]) ---> System.Exception: Basic block has to end with unconditional control flow. { IL_2C: stloc:InvalidOperationException(var_4_36, newobj:InvalidOperationException(InvalidOperationException::.ctor, ldstr:string("Ed25519ctxSigner not initialised for verification"))) } 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: 0x0600B0FB RID: 45307 RVA: 0x00267520 File Offset: 0x00265720 [Token(Token = "0x600B0FB")] [Address(RVA = "0x1895970", Offset = "0x1894770", VA = "0x181895970", Slot = "17")] public virtual void Reset() { this.buffer.Reset(); } // Token: 0x040070AC RID: 28844 [FieldOffset(Offset = "0x10")] [Token(Token = "0x40070AC")] private readonly Ed25519ctxSigner.Buffer buffer; // Token: 0x040070AD RID: 28845 [FieldOffset(Offset = "0x18")] [Token(Token = "0x40070AD")] private readonly byte[] context; // Token: 0x040070AE RID: 28846 [FieldOffset(Offset = "0x20")] [Token(Token = "0x40070AE")] private bool forSigning; // Token: 0x040070AF RID: 28847 [FieldOffset(Offset = "0x28")] [Token(Token = "0x40070AF")] private Ed25519PrivateKeyParameters privateKey; // Token: 0x040070B0 RID: 28848 [FieldOffset(Offset = "0x30")] [Token(Token = "0x40070B0")] private Ed25519PublicKeyParameters publicKey; // Token: 0x02001BA9 RID: 7081 [Token(Token = "0x2001BA9")] private class Buffer : MemoryStream { // Token: 0x0600B0FC RID: 45308 RVA: 0x00267540 File Offset: 0x00265740 [Token(Token = "0x600B0FC")] [Address(RVA = "0x1890940", Offset = "0x188F740", VA = "0x181890940")] internal byte[] GenerateSignature(Ed25519PrivateKeyParameters privateKey, Ed25519PublicKeyParameters publicKey, byte[] ctx) { int num; byte[] array; do { num = 0; long length = this.Length; array = new byte[Ed25519PrivateKeyParameters.SignatureSize]; this.Reset(); Monitor.Exit(this); } while (num != 0); return array; } // Token: 0x0600B0FD RID: 45309 RVA: 0x00267578 File Offset: 0x00265778 [Token(Token = "0x600B0FD")] [Address(RVA = "0x1890D50", Offset = "0x188FB50", VA = "0x181890D50")] internal bool VerifySignature(Ed25519PublicKeyParameters publicKey, byte[] ctx, byte[] signature) { int num; bool flag; do { num = 0; long length = this.Length; byte[] encoded = publicKey.GetEncoded(); int num2 = 0; int num3 = 0; flag = Ed25519.Verify(signature, num3, encoded, num2, ctx, encoded, num, (int)length); this.Reset(); Monitor.Exit(this); } while (num != 0); return flag; } // Token: 0x0600B0FE RID: 45310 RVA: 0x002675C4 File Offset: 0x002657C4 [Token(Token = "0x600B0FE")] [Address(RVA = "0x1890BB0", Offset = "0x188F9B0", VA = "0x181890BB0")] internal void Reset() { int num; do { num = 0; long length = this.Length; long position = this.Position; Monitor.Exit(this); } while (num != 0); } // Token: 0x0600B0FF RID: 45311 RVA: 0x002675EC File Offset: 0x002657EC [Token(Token = "0x600B0FF")] [Address(RVA = "0x18911A0", Offset = "0x188FFA0", VA = "0x1818911A0")] public Buffer() { } } } }