using System; using System.Collections; using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1; using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Cms; using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Pkcs; using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.X509; using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto; using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.IO; using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Parameters; using BestHTTP.SecureProtocol.Org.BouncyCastle.Security; using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities; using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.IO; using Cpp2IlInjected; namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Cms { // Token: 0x02001E19 RID: 7705 [Token(Token = "0x2001E19")] internal class CmsEnvelopedHelper { // Token: 0x0600C128 RID: 49448 RVA: 0x002B9ECC File Offset: 0x002B80CC [Token(Token = "0x600C128")] [Address(RVA = "0x2147840", Offset = "0x2146840", VA = "0x182147840")] static CmsEnvelopedHelper() { IDictionary dictionary = Platform.CreateHashtable(); CmsEnvelopedHelper.KeySizes = dictionary; CmsEnvelopedHelper.BaseCipherNames = Platform.CreateHashtable(); IDictionary keySizes = CmsEnvelopedHelper.KeySizes; IDictionary keySizes2 = CmsEnvelopedHelper.KeySizes; IDictionary keySizes3 = CmsEnvelopedHelper.KeySizes; IDictionary keySizes4 = CmsEnvelopedHelper.KeySizes; IDictionary baseCipherNames = CmsEnvelopedHelper.BaseCipherNames; IDictionary baseCipherNames2 = CmsEnvelopedHelper.BaseCipherNames; IDictionary baseCipherNames3 = CmsEnvelopedHelper.BaseCipherNames; IDictionary baseCipherNames4 = CmsEnvelopedHelper.BaseCipherNames; } // Token: 0x0600C129 RID: 49449 RVA: 0x002B9F3C File Offset: 0x002B813C [Token(Token = "0x600C129")] [Address(RVA = "0x21471E0", Offset = "0x21461E0", VA = "0x1821471E0")] private string GetAsymmetricEncryptionAlgName(string encryptionAlgOid) { bool flag = PkcsObjectIdentifiers.RsaEncryption.identifier.Equals(encryptionAlgOid); return encryptionAlgOid; } // Token: 0x0600C12A RID: 49450 RVA: 0x002B9F64 File Offset: 0x002B8164 [Token(Token = "0x600C12A")] [Address(RVA = "0x2147030", Offset = "0x2146030", VA = "0x182147030")] internal IBufferedCipher CreateAsymmetricCipher(string encryptionOid) { string asymmetricEncryptionAlgName = this.GetAsymmetricEncryptionAlgName(encryptionOid); if (!asymmetricEncryptionAlgName.Equals(encryptionOid)) { return CipherUtilities.GetCipher(asymmetricEncryptionAlgName); } return CipherUtilities.GetCipher(encryptionOid); } // Token: 0x0600C12B RID: 49451 RVA: 0x002B9F98 File Offset: 0x002B8198 [Token(Token = "0x600C12B")] [Address(RVA = "0x2147120", Offset = "0x2146120", VA = "0x182147120")] internal IWrapper CreateWrapper(string encryptionOid) { IWrapper wrapper = WrapperUtilities.GetWrapper(encryptionOid); string text; return WrapperUtilities.GetWrapper(text); } // Token: 0x0600C12C RID: 49452 RVA: 0x002B9FB4 File Offset: 0x002B81B4 [Token(Token = "0x600C12C")] [Address(RVA = "0x21473C0", Offset = "0x21463C0", VA = "0x1821473C0")] internal string GetRfc3211WrapperName(string oid) { if (oid != 0) { IDictionary baseCipherNames = CmsEnvelopedHelper.BaseCipherNames; string text; return text; } ArgumentNullException ex = new ArgumentNullException("oid"); string text2; ArgumentException ex2 = new ArgumentException(text2, "oid"); throw new NullReferenceException(); } // Token: 0x0600C12D RID: 49453 RVA: 0x002B9FEC File Offset: 0x002B81EC [Token(Token = "0x600C12D")] [Address(RVA = "0x2147270", Offset = "0x2146270", VA = "0x182147270")] internal int GetKeySize(string oid) { IDictionary keySizes = CmsEnvelopedHelper.KeySizes; IDictionary keySizes2 = CmsEnvelopedHelper.KeySizes; CmsEnvelopedHelper instance = CmsEnvelopedHelper.Instance; throw new NullReferenceException(); } // Token: 0x0600C12E RID: 49454 RVA: 0x002BA02C File Offset: 0x002B822C [Token(Token = "0x600C12E")] [Address(RVA = "0x2146F10", Offset = "0x2145F10", VA = "0x182146F10")] internal static RecipientInformationStore BuildRecipientInformationStore(Asn1Set recipientInfos, CmsSecureReadable secureReadable) { IList list = Platform.CreateArrayList(); int num = 0; Asn1Encodable asn1Encodable; if (num != asn1Encodable) { IEnumerator enumerator = recipientInfos.GetEnumerator(); RecipientInfo recipientInfo; CmsEnvelopedHelper.ReadRecipientInfo(list, recipientInfo, secureReadable); num++; } return new RecipientInformationStore(list); } // Token: 0x0600C12F RID: 49455 RVA: 0x002BA068 File Offset: 0x002B8268 [Token(Token = "0x600C12F")] [Address(RVA = "0x2147500", Offset = "0x2146500", VA = "0x182147500")] private static void ReadRecipientInfo(IList infos, RecipientInfo info, CmsSecureReadable secureReadable) { Asn1Encodable info2; do { info2 = info.Info; if (info2 == 0) { break; } if (info2 != 0) { goto IL_35; } if (info2 != 0) { goto IL_32; } if (info2 != 0) { goto IL_2F; } } while (info2 != 0 && info2 == 0); return; IL_2F: IL_32: IL_35: throw new NullReferenceException(); } // Token: 0x0600C130 RID: 49456 RVA: 0x002BA0B4 File Offset: 0x002B82B4 [Token(Token = "0x600C130")] [Address(RVA = "0x412370", Offset = "0x411370", VA = "0x180412370")] public CmsEnvelopedHelper() { } // Token: 0x04007A5A RID: 31322 [Token(Token = "0x4007A5A")] internal static readonly CmsEnvelopedHelper Instance = new CmsEnvelopedHelper(); // Token: 0x04007A5B RID: 31323 [Token(Token = "0x4007A5B")] private static readonly IDictionary KeySizes; // Token: 0x04007A5C RID: 31324 [Token(Token = "0x4007A5C")] private static readonly IDictionary BaseCipherNames; // Token: 0x02001E1A RID: 7706 [Token(Token = "0x2001E1A")] internal class CmsAuthenticatedSecureReadable : CmsSecureReadable { // Token: 0x0600C131 RID: 49457 RVA: 0x002BA0C8 File Offset: 0x002B82C8 [Token(Token = "0x600C131")] [Address(RVA = "0x2142CD0", Offset = "0x2141CD0", VA = "0x182142CD0")] internal CmsAuthenticatedSecureReadable(AlgorithmIdentifier algorithm, CmsReadable readable) { this.algorithm = algorithm; this.readable = readable; } // Token: 0x17001DF3 RID: 7667 // (get) Token: 0x0600C132 RID: 49458 RVA: 0x002BA0EC File Offset: 0x002B82EC [Token(Token = "0x17001DF3")] public AlgorithmIdentifier Algorithm { [Token(Token = "0x600C132")] [Address(RVA = "0x411530", Offset = "0x410530", VA = "0x180411530", Slot = "4")] get { return this.algorithm; } } // Token: 0x17001DF4 RID: 7668 // (get) Token: 0x0600C133 RID: 49459 RVA: 0x002BA100 File Offset: 0x002B8300 [Token(Token = "0x17001DF4")] public object CryptoObject { [Token(Token = "0x600C133")] [Address(RVA = "0x4157B0", Offset = "0x4147B0", VA = "0x1804157B0", Slot = "5")] get { /* An exception occurred when decompiling this method (0600C133) ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Object BestHTTP.SecureProtocol.Org.BouncyCastle.Cms.CmsEnvelopedHelper/CmsAuthenticatedSecureReadable::get_CryptoObject() ---> System.Exception: Basic block has to end with unconditional control flow. { Block_0: stloc:IMac(var_0_06, ldfld:IMac(CmsAuthenticatedSecureReadable::mac, ldloc:CmsAuthenticatedSecureReadable(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 1663 */; } } // Token: 0x0600C134 RID: 49460 RVA: 0x002BA114 File Offset: 0x002B8314 [Token(Token = "0x600C134")] [Address(RVA = "0x2142A90", Offset = "0x2141A90", VA = "0x182142A90", Slot = "6")] public CmsReadable GetReadable(KeyParameter sKey) { Asn1Object asn1Object = this.algorithm.ToAsn1Object(); IMac mac; this.mac = mac; CmsReadable cmsReadable = this.readable; MacSink macSink = new MacSink(this.mac); CmsProcessableInputStream cmsProcessableInputStream; TeeInputStream teeInputStream; cmsProcessableInputStream.input = teeInputStream; throw new NullReferenceException(); } // Token: 0x04007A5D RID: 31325 [FieldOffset(Offset = "0x10")] [Token(Token = "0x4007A5D")] private AlgorithmIdentifier algorithm; // Token: 0x04007A5E RID: 31326 [FieldOffset(Offset = "0x18")] [Token(Token = "0x4007A5E")] private IMac mac; // Token: 0x04007A5F RID: 31327 [FieldOffset(Offset = "0x20")] [Token(Token = "0x4007A5F")] private CmsReadable readable; } // Token: 0x02001E1B RID: 7707 [Token(Token = "0x2001E1B")] internal class CmsEnvelopedSecureReadable : CmsSecureReadable { // Token: 0x0600C135 RID: 49461 RVA: 0x002BA164 File Offset: 0x002B8364 [Token(Token = "0x600C135")] [Address(RVA = "0x2142CD0", Offset = "0x2141CD0", VA = "0x182142CD0")] internal CmsEnvelopedSecureReadable(AlgorithmIdentifier algorithm, CmsReadable readable) { this.algorithm = algorithm; this.readable = readable; } // Token: 0x17001DF5 RID: 7669 // (get) Token: 0x0600C136 RID: 49462 RVA: 0x002BA188 File Offset: 0x002B8388 [Token(Token = "0x17001DF5")] public AlgorithmIdentifier Algorithm { [Token(Token = "0x600C136")] [Address(RVA = "0x411530", Offset = "0x410530", VA = "0x180411530", Slot = "4")] get { return this.algorithm; } } // Token: 0x17001DF6 RID: 7670 // (get) Token: 0x0600C137 RID: 49463 RVA: 0x002BA19C File Offset: 0x002B839C [Token(Token = "0x17001DF6")] public object CryptoObject { [Token(Token = "0x600C137")] [Address(RVA = "0x4157B0", Offset = "0x4147B0", VA = "0x1804157B0", Slot = "5")] get { /* An exception occurred when decompiling this method (0600C137) ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Object BestHTTP.SecureProtocol.Org.BouncyCastle.Cms.CmsEnvelopedHelper/CmsEnvelopedSecureReadable::get_CryptoObject() ---> System.Exception: Basic block has to end with unconditional control flow. { Block_0: stloc:IBufferedCipher(var_0_06, ldfld:IBufferedCipher(CmsEnvelopedSecureReadable::cipher, ldloc:CmsEnvelopedSecureReadable(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 1663 */; } } // Token: 0x0600C138 RID: 49464 RVA: 0x002BA1B0 File Offset: 0x002B83B0 [Token(Token = "0x600C138")] [Address(RVA = "0x2147BC0", Offset = "0x2146BC0", VA = "0x182147BC0", Slot = "6")] public CmsReadable GetReadable(KeyParameter sKey) { Asn1Object asn1Object = this.algorithm.ToAsn1Object(); IBufferedCipher bufferedCipher; this.cipher = bufferedCipher; DerObjectIdentifier objectID = this.algorithm.ObjectID; if (objectID == 0) { } Asn1Object asn1Object2 = objectID.ToAsn1Object(); if (asn1Object2 != 0 && asn1Object2 == 0) { Asn1Object asn1Object3 = this.algorithm.ToAsn1Object(); } Asn1Object asn1Object4 = this.algorithm.ToAsn1Object(); string desEde3Cbc = CmsEnvelopedGenerator.DesEde3Cbc; bool flag; bool flag2; bool flag3; if (flag || flag2 || flag3) { byte[] array = new byte[8]; ICipherParameters cipherParameters; ParametersWithIV parametersWithIV = new ParametersWithIV(cipherParameters, array); } IBufferedCipher bufferedCipher2 = this.cipher; CmsReadable cmsReadable = this.readable; CmsProcessableInputStream cmsProcessableInputStream; CipherStream cipherStream; cmsProcessableInputStream.input = cipherStream; throw new NullReferenceException(); } // Token: 0x04007A60 RID: 31328 [FieldOffset(Offset = "0x10")] [Token(Token = "0x4007A60")] private AlgorithmIdentifier algorithm; // Token: 0x04007A61 RID: 31329 [FieldOffset(Offset = "0x18")] [Token(Token = "0x4007A61")] private IBufferedCipher cipher; // Token: 0x04007A62 RID: 31330 [FieldOffset(Offset = "0x20")] [Token(Token = "0x4007A62")] private CmsReadable readable; } } }