using System; using System.Runtime.InteropServices; 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: 0x02001733 RID: 5939 [Token(Token = "0x2001733")] [StructLayout(3)] public class Srp6Client { // Token: 0x0600A08C RID: 41100 RVA: 0x00254F7C File Offset: 0x0025317C [Token(Token = "0x600A08C")] [Address(RVA = "0x3C1670", Offset = "0x3C0070", VA = "0x1803C1670")] public Srp6Client() { } // Token: 0x0600A08D RID: 41101 RVA: 0x00254F90 File Offset: 0x00253190 [Token(Token = "0x600A08D")] [Address(RVA = "0x669090", Offset = "0x667A90", VA = "0x180669090", 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: 0x0600A08E RID: 41102 RVA: 0x00254FBC File Offset: 0x002531BC [Token(Token = "0x600A08E")] [Address(RVA = "0x6690B0", Offset = "0x667AB0", VA = "0x1806690B0", Slot = "5")] public virtual void Init(Srp6GroupParameters group, IDigest digest, SecureRandom random) { string text = this.ToString(); } // Token: 0x0600A08F RID: 41103 RVA: 0x00254FD8 File Offset: 0x002531D8 [Token(Token = "0x600A08F")] [Address(RVA = "0x669020", Offset = "0x667A20", VA = "0x180669020", 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: 0x0600A090 RID: 41104 RVA: 0x00255038 File Offset: 0x00253238 [Token(Token = "0x600A090")] [Address(RVA = "0x668E60", Offset = "0x667860", VA = "0x180668E60", 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.CalculateU(digest, n, bigInteger2, bigInteger); BigInteger bigInteger4 = this.g; BigInteger n2 = this.N; IDigest digest2 = this.digest; this.u = bigInteger3; BigInteger bigInteger5 = Srp6Utilities.CalculateK(digest2, 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: 0x0600A091 RID: 41105 RVA: 0x0025515C File Offset: 0x0025335C [Token(Token = "0x600A091")] [Address(RVA = "0x6690F0", Offset = "0x667AF0", VA = "0x1806690F0", 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: 0x0600A092 RID: 41106 RVA: 0x0025518C File Offset: 0x0025338C [Token(Token = "0x600A092")] [Address(RVA = "0x668D60", Offset = "0x667760", VA = "0x180668D60")] private BigInteger CalculateS() { BigInteger bigInteger = this.g; BigInteger n = this.N; BigInteger bigInteger2 = Srp6Utilities.CalculateK(this.digest, 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: 0x0600A093 RID: 41107 RVA: 0x0025525C File Offset: 0x0025345C [Token(Token = "0x600A093")] [Address(RVA = "0x668CC0", Offset = "0x6676C0", VA = "0x180668CC0", Slot = "9")] public virtual BigInteger CalculateClientEvidenceMessage() { /* An exception occurred when decompiling this method (0600A093) 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: 0x0600A094 RID: 41108 RVA: 0x002552B8 File Offset: 0x002534B8 [Token(Token = "0x600A094")] [Address(RVA = "0x669120", Offset = "0x667B20", VA = "0x180669120", Slot = "10")] public virtual bool VerifyServerEvidenceMessage(BigInteger serverM2) { /* An exception occurred when decompiling this method (0600A094) 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: 0x0600A095 RID: 41109 RVA: 0x00255314 File Offset: 0x00253514 [Token(Token = "0x600A095")] [Address(RVA = "0x668F90", Offset = "0x667990", VA = "0x180668F90", Slot = "11")] public virtual BigInteger CalculateSessionKey() { /* An exception occurred when decompiling this method (0600A095) 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: 0x04006993 RID: 27027 [global::Cpp2IlInjected.FieldOffset(Offset = "0x10")] [Token(Token = "0x4006993")] protected BigInteger N; // Token: 0x04006994 RID: 27028 [global::Cpp2IlInjected.FieldOffset(Offset = "0x18")] [Token(Token = "0x4006994")] protected BigInteger g; // Token: 0x04006995 RID: 27029 [global::Cpp2IlInjected.FieldOffset(Offset = "0x20")] [Token(Token = "0x4006995")] protected BigInteger privA; // Token: 0x04006996 RID: 27030 [global::Cpp2IlInjected.FieldOffset(Offset = "0x28")] [Token(Token = "0x4006996")] protected BigInteger pubA; // Token: 0x04006997 RID: 27031 [global::Cpp2IlInjected.FieldOffset(Offset = "0x30")] [Token(Token = "0x4006997")] protected BigInteger B; // Token: 0x04006998 RID: 27032 [global::Cpp2IlInjected.FieldOffset(Offset = "0x38")] [Token(Token = "0x4006998")] protected BigInteger x; // Token: 0x04006999 RID: 27033 [global::Cpp2IlInjected.FieldOffset(Offset = "0x40")] [Token(Token = "0x4006999")] protected BigInteger u; // Token: 0x0400699A RID: 27034 [global::Cpp2IlInjected.FieldOffset(Offset = "0x48")] [Token(Token = "0x400699A")] protected BigInteger S; // Token: 0x0400699B RID: 27035 [global::Cpp2IlInjected.FieldOffset(Offset = "0x50")] [Token(Token = "0x400699B")] protected BigInteger M1; // Token: 0x0400699C RID: 27036 [global::Cpp2IlInjected.FieldOffset(Offset = "0x58")] [Token(Token = "0x400699C")] protected BigInteger M2; // Token: 0x0400699D RID: 27037 [global::Cpp2IlInjected.FieldOffset(Offset = "0x60")] [Token(Token = "0x400699D")] protected BigInteger Key; // Token: 0x0400699E RID: 27038 [global::Cpp2IlInjected.FieldOffset(Offset = "0x68")] [Token(Token = "0x400699E")] protected IDigest digest; // Token: 0x0400699F RID: 27039 [global::Cpp2IlInjected.FieldOffset(Offset = "0x70")] [Token(Token = "0x400699F")] protected SecureRandom random; } }