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: 0x02001C88 RID: 7304 [Token(Token = "0x2001C88")] public class Ed25519ctxSigner : ISigner { // Token: 0x0600B4C2 RID: 46274 RVA: 0x00270584 File Offset: 0x0026E784 [Token(Token = "0x600B4C2")] [Address(RVA = "0x2359420", Offset = "0x2358420", VA = "0x182359420")] public Ed25519ctxSigner(byte[] context) { Ed25519ctxSigner.Buffer buffer = new Ed25519ctxSigner.Buffer(); this.buffer = buffer; base..ctor(); byte[] array = Arrays.Clone(context); this.context = array; } // Token: 0x17001C7C RID: 7292 // (get) Token: 0x0600B4C3 RID: 46275 RVA: 0x002705B4 File Offset: 0x0026E7B4 [Token(Token = "0x17001C7C")] public virtual string AlgorithmName { [Token(Token = "0x600B4C3")] [Address(RVA = "0x23594C0", Offset = "0x23584C0", VA = "0x1823594C0", Slot = "11")] get { return "Ed25519ctx"; } } // Token: 0x0600B4C4 RID: 46276 RVA: 0x002705C8 File Offset: 0x0026E7C8 [Token(Token = "0x600B4C4")] [Address(RVA = "0x2359290", Offset = "0x2358290", VA = "0x182359290", 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: 0x0600B4C5 RID: 46277 RVA: 0x00270610 File Offset: 0x0026E810 [Token(Token = "0x600B4C5")] [Address(RVA = "0xAC4CC0", Offset = "0xAC3CC0", VA = "0x180AC4CC0", Slot = "13")] public virtual void Update(byte b) { ((IDisposable)this.buffer).Dispose(); } // Token: 0x0600B4C6 RID: 46278 RVA: 0x00270630 File Offset: 0x0026E830 [Token(Token = "0x600B4C6")] [Address(RVA = "0x2358F30", Offset = "0x2357F30", VA = "0x182358F30", Slot = "14")] public virtual void BlockUpdate(byte[] buf, int off, int len) { int num = this.buffer.Read(buf, off, len); } // Token: 0x0600B4C7 RID: 46279 RVA: 0x00270654 File Offset: 0x0026E854 [Token(Token = "0x600B4C7")] [Address(RVA = "0x2359200", Offset = "0x2358200", VA = "0x182359200", Slot = "15")] public virtual byte[] GenerateSignature() { /* An exception occurred when decompiling this method (0600B4C7) 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: 0x0600B4C8 RID: 46280 RVA: 0x002706A0 File Offset: 0x0026E8A0 [Token(Token = "0x600B4C8")] [Address(RVA = "0x2359380", Offset = "0x2358380", VA = "0x182359380", Slot = "16")] public virtual bool VerifySignature(byte[] signature) { /* An exception occurred when decompiling this method (0600B4C8) 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: 0x0600B4C9 RID: 46281 RVA: 0x002706E4 File Offset: 0x0026E8E4 [Token(Token = "0x600B4C9")] [Address(RVA = "0x2359360", Offset = "0x2358360", VA = "0x182359360", Slot = "17")] public virtual void Reset() { this.buffer.Reset(); } // Token: 0x04007265 RID: 29285 [FieldOffset(Offset = "0x10")] [Token(Token = "0x4007265")] private readonly Ed25519ctxSigner.Buffer buffer; // Token: 0x04007266 RID: 29286 [FieldOffset(Offset = "0x18")] [Token(Token = "0x4007266")] private readonly byte[] context; // Token: 0x04007267 RID: 29287 [FieldOffset(Offset = "0x20")] [Token(Token = "0x4007267")] private bool forSigning; // Token: 0x04007268 RID: 29288 [FieldOffset(Offset = "0x28")] [Token(Token = "0x4007268")] private Ed25519PrivateKeyParameters privateKey; // Token: 0x04007269 RID: 29289 [FieldOffset(Offset = "0x30")] [Token(Token = "0x4007269")] private Ed25519PublicKeyParameters publicKey; // Token: 0x02001C89 RID: 7305 [Token(Token = "0x2001C89")] private class Buffer : MemoryStream { // Token: 0x0600B4CA RID: 46282 RVA: 0x00270704 File Offset: 0x0026E904 [Token(Token = "0x600B4CA")] [Address(RVA = "0x2351890", Offset = "0x2350890", VA = "0x182351890")] 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: 0x0600B4CB RID: 46283 RVA: 0x0027073C File Offset: 0x0026E93C [Token(Token = "0x600B4CB")] [Address(RVA = "0x2351CA0", Offset = "0x2350CA0", VA = "0x182351CA0")] 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: 0x0600B4CC RID: 46284 RVA: 0x00270788 File Offset: 0x0026E988 [Token(Token = "0x600B4CC")] [Address(RVA = "0x2351B00", Offset = "0x2350B00", VA = "0x182351B00")] internal void Reset() { int num; do { num = 0; long length = this.Length; long position = this.Position; Monitor.Exit(this); } while (num != 0); } // Token: 0x0600B4CD RID: 46285 RVA: 0x002707B0 File Offset: 0x0026E9B0 [Token(Token = "0x600B4CD")] [Address(RVA = "0x495270", Offset = "0x494270", VA = "0x180495270")] public Buffer() { } } } }