using System; using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Parameters; using BestHTTP.SecureProtocol.Org.BouncyCastle.Math; using BestHTTP.SecureProtocol.Org.BouncyCastle.Security; using Cpp2IlInjected; namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Agreement.Srp { // Token: 0x02001DF0 RID: 7664 [Token(Token = "0x2001DF0")] public class Srp6Client { // Token: 0x0600C034 RID: 49204 RVA: 0x002B5D7C File Offset: 0x002B3F7C [Token(Token = "0x600C034")] [Address(RVA = "0x412370", Offset = "0x411370", VA = "0x180412370")] public Srp6Client() { } // Token: 0x0600C035 RID: 49205 RVA: 0x002B5D90 File Offset: 0x002B3F90 [Token(Token = "0x600C035")] [Address(RVA = "0x25AF6C0", Offset = "0x25AE6C0", VA = "0x1825AF6C0", Slot = "4")] public virtual void Init(BigInteger N, BigInteger g, IDigest digest, SecureRandom random) { this.random = 0; this.N = N; this.g = g; this.digest = digest; } // Token: 0x0600C036 RID: 49206 RVA: 0x002B5DBC File Offset: 0x002B3FBC [Token(Token = "0x600C036")] [Address(RVA = "0x25AF6E0", Offset = "0x25AE6E0", VA = "0x1825AF6E0", Slot = "5")] public virtual void Init(Srp6GroupParameters group, IDigest digest, SecureRandom random) { string text = this.ToString(); } // Token: 0x0600C037 RID: 49207 RVA: 0x002B5DD8 File Offset: 0x002B3FD8 [Token(Token = "0x600C037")] [Address(RVA = "0x25AF650", Offset = "0x25AE650", VA = "0x1825AF650", Slot = "6")] public virtual BigInteger GenerateClientCredentials(byte[] salt, byte[] identity, byte[] password) { BigInteger n = this.N; BigInteger bigInteger = Srp6Utilities.CalculateX(this.digest, n, salt, identity, password); this.x = bigInteger; BigInteger bigInteger2 = this.g; BigInteger bigInteger3; this.privA = bigInteger3; BigInteger n2 = this.N; BigInteger bigInteger4 = bigInteger2.ModPow(bigInteger3, n2); this.pubA = bigInteger4; return bigInteger4; } // Token: 0x0600C038 RID: 49208 RVA: 0x002B5E38 File Offset: 0x002B4038 [Token(Token = "0x600C038")] [Address(RVA = "0x25AF490", Offset = "0x25AE490", VA = "0x1825AF490", Slot = "7")] public virtual BigInteger CalculateSecret(BigInteger serverB) { BigInteger bigInteger = Srp6Utilities.ValidatePublicValue(this.N, serverB); BigInteger bigInteger2 = this.pubA; BigInteger n = this.N; IDigest digest = this.digest; this.B = bigInteger; BigInteger bigInteger3 = Srp6Utilities.HashPaddedPair(digest, n, bigInteger2, bigInteger); BigInteger n2 = this.N; BigInteger bigInteger4 = this.g; IDigest digest2 = this.digest; this.u = bigInteger3; BigInteger bigInteger5 = Srp6Utilities.HashPaddedPair(digest2, n2, n2, bigInteger4); BigInteger bigInteger6 = this.u; BigInteger bigInteger7 = this.x; BigInteger bigInteger8 = bigInteger6.Multiply(bigInteger7); BigInteger bigInteger9 = this.privA; BigInteger bigInteger10 = bigInteger8.Add(bigInteger9); BigInteger bigInteger11 = this.g; BigInteger n3 = this.N; BigInteger bigInteger12 = this.x; BigInteger bigInteger13 = bigInteger11.ModPow(bigInteger12, n3).Multiply(bigInteger5); BigInteger n4 = this.N; BigInteger bigInteger14 = bigInteger13.Mod(n4); BigInteger bigInteger15 = this.B.Subtract(bigInteger14); BigInteger n5 = this.N; BigInteger bigInteger16 = bigInteger15.Mod(n5); BigInteger n6 = this.N; BigInteger bigInteger17 = bigInteger16.ModPow(bigInteger10, n6); this.S = bigInteger17; return bigInteger17; } // Token: 0x0600C039 RID: 49209 RVA: 0x002B5F60 File Offset: 0x002B4160 [Token(Token = "0x600C039")] [Address(RVA = "0x25AF720", Offset = "0x25AE720", VA = "0x1825AF720", Slot = "8")] protected virtual BigInteger SelectPrivateValue() { SecureRandom secureRandom = this.random; BigInteger bigInteger = this.g; BigInteger n = this.N; return Srp6Utilities.GeneratePrivateValue(this.digest, n, bigInteger, secureRandom); } // Token: 0x0600C03A RID: 49210 RVA: 0x002B5F90 File Offset: 0x002B4190 [Token(Token = "0x600C03A")] [Address(RVA = "0x25AF390", Offset = "0x25AE390", VA = "0x1825AF390")] private BigInteger CalculateS() { BigInteger n = this.N; BigInteger bigInteger = this.g; BigInteger bigInteger2 = Srp6Utilities.HashPaddedPair(this.digest, n, n, bigInteger); BigInteger bigInteger3 = this.u; BigInteger bigInteger4 = this.x; BigInteger bigInteger5 = bigInteger3.Multiply(bigInteger4); BigInteger bigInteger6 = this.privA; BigInteger bigInteger7 = bigInteger5.Add(bigInteger6); BigInteger bigInteger8 = this.g; BigInteger n2 = this.N; BigInteger bigInteger9 = this.x; BigInteger bigInteger10 = bigInteger8.ModPow(bigInteger9, n2).Multiply(bigInteger2); BigInteger n3 = this.N; BigInteger bigInteger11 = bigInteger10.Mod(n3); BigInteger bigInteger12 = this.B.Subtract(bigInteger11); BigInteger n4 = this.N; BigInteger bigInteger13 = bigInteger12.Mod(n4); BigInteger n5 = this.N; return bigInteger13.ModPow(bigInteger7, n5); } // Token: 0x0600C03B RID: 49211 RVA: 0x002B6064 File Offset: 0x002B4264 [Token(Token = "0x600C03B")] [Address(RVA = "0x25AF2F0", Offset = "0x25AE2F0", VA = "0x1825AF2F0", Slot = "9")] public virtual BigInteger CalculateClientEvidenceMessage() { /* An exception occurred when decompiling this method (0600C03B) ICSharpCode.Decompiler.DecompilerException: Error decompiling BestHTTP.SecureProtocol.Org.BouncyCastle.Math.BigInteger BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Agreement.Srp.Srp6Client::CalculateClientEvidenceMessage() ---> System.Exception: Basic block has to end with unconditional control flow. { IL_44: stloc:CryptoException(var_6_4E, newobj:CryptoException(CryptoException::.ctor, ldstr:string("Impossible to compute M1: some data are missing from the previous operations (A,B,S)"))) } 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: 0x0600C03C RID: 49212 RVA: 0x002B60C0 File Offset: 0x002B42C0 [Token(Token = "0x600C03C")] [Address(RVA = "0x25AF750", Offset = "0x25AE750", VA = "0x1825AF750", Slot = "10")] public virtual bool VerifyServerEvidenceMessage(BigInteger serverM2) { /* An exception occurred when decompiling this method (0600C03C) ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Boolean BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Agreement.Srp.Srp6Client::VerifyServerEvidenceMessage(BestHTTP.SecureProtocol.Org.BouncyCastle.Math.BigInteger) ---> System.Exception: Basic block has to end with unconditional control flow. { IL_43: stloc:CryptoException(var_5_4D, newobj:CryptoException(CryptoException::.ctor, ldstr:string("Impossible to compute and verify M2: some data are missing from the previous operations (A,M1,S)"))) } 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: 0x0600C03D RID: 49213 RVA: 0x002B611C File Offset: 0x002B431C [Token(Token = "0x600C03D")] [Address(RVA = "0x25AF5C0", Offset = "0x25AE5C0", VA = "0x1825AF5C0", Slot = "11")] public virtual BigInteger CalculateSessionKey() { /* An exception occurred when decompiling this method (0600C03D) ICSharpCode.Decompiler.DecompilerException: Error decompiling BestHTTP.SecureProtocol.Org.BouncyCastle.Math.BigInteger BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Agreement.Srp.Srp6Client::CalculateSessionKey() ---> System.Exception: Basic block has to end with unconditional control flow. { IL_3F: stloc:CryptoException(var_3_49, newobj:CryptoException(CryptoException::.ctor, ldstr:string("Impossible to compute Key: some data are missing from the previous operations (S,M1,M2)"))) } 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 1663 */; } // Token: 0x0400798F RID: 31119 [FieldOffset(Offset = "0x10")] [Token(Token = "0x400798F")] protected BigInteger N; // Token: 0x04007990 RID: 31120 [FieldOffset(Offset = "0x18")] [Token(Token = "0x4007990")] protected BigInteger g; // Token: 0x04007991 RID: 31121 [FieldOffset(Offset = "0x20")] [Token(Token = "0x4007991")] protected BigInteger privA; // Token: 0x04007992 RID: 31122 [FieldOffset(Offset = "0x28")] [Token(Token = "0x4007992")] protected BigInteger pubA; // Token: 0x04007993 RID: 31123 [FieldOffset(Offset = "0x30")] [Token(Token = "0x4007993")] protected BigInteger B; // Token: 0x04007994 RID: 31124 [FieldOffset(Offset = "0x38")] [Token(Token = "0x4007994")] protected BigInteger x; // Token: 0x04007995 RID: 31125 [FieldOffset(Offset = "0x40")] [Token(Token = "0x4007995")] protected BigInteger u; // Token: 0x04007996 RID: 31126 [FieldOffset(Offset = "0x48")] [Token(Token = "0x4007996")] protected BigInteger S; // Token: 0x04007997 RID: 31127 [FieldOffset(Offset = "0x50")] [Token(Token = "0x4007997")] protected BigInteger M1; // Token: 0x04007998 RID: 31128 [FieldOffset(Offset = "0x58")] [Token(Token = "0x4007998")] protected BigInteger M2; // Token: 0x04007999 RID: 31129 [FieldOffset(Offset = "0x60")] [Token(Token = "0x4007999")] protected BigInteger Key; // Token: 0x0400799A RID: 31130 [FieldOffset(Offset = "0x68")] [Token(Token = "0x400799A")] protected IDigest digest; // Token: 0x0400799B RID: 31131 [FieldOffset(Offset = "0x70")] [Token(Token = "0x400799B")] protected SecureRandom random; } }