Began building licensing wizard.

.gitignore

@@ -11,3 +11,11 @@
 /Voile.Sqlite/bin/Debug/net8.0
 /Voile.Sqlite/obj/Debug/net8.0
 /Voile.Sqlite/obj
+/Sophia.Net.DRM/.vs/ProjectEvaluation
+/Sophia.Net.DRM/.vs/Sophia.Net.DRM/CopilotIndices/17.14.1431.25910
+/Sophia.Net.DRM/.vs/Sophia.Net.DRM/DesignTimeBuild
+/Sophia.Net.DRM/.vs/Sophia.Net.DRM/FileContentIndex
+/Sophia.Net.DRM/.vs/Sophia.Net.DRM/v17
+/Sophia.Net.DRM/bin/Debug/net8.0
+/Sophia.Net.DRM/obj/Debug/net8.0
+/Sophia.Net.DRM/obj

Sophia.Net.DRM/Sophia.Net.DRM.csproj

@@ -7,8 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Data.Sqlite" Version="10.0.1" />
-    <PackageReference Include="SQLitePCLRaw.bundle_e_sqlite3" Version="3.0.2" />
+    <PackageReference Include="BouncyCastle.Cryptography" Version="2.6.2" />
   </ItemGroup>
 
 </Project>

Sophia.Net.DRM/Sophia.Net.DRM.sln

@@ -0,0 +1,31 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.14.36705.20 d17.14
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Sophia.Net.DRM", "Sophia.Net.DRM.csproj", "{30741C45-1A9C-4151-883F-B11965EE376A}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Sophia.Net.DRM.Tool", "..\Sophia.Net.DRM.Tool\Sophia.Net.DRM.Tool.csproj", "{B9D739C2-128B-42E0-8079-406105FB2C67}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{30741C45-1A9C-4151-883F-B11965EE376A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{30741C45-1A9C-4151-883F-B11965EE376A}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{30741C45-1A9C-4151-883F-B11965EE376A}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{30741C45-1A9C-4151-883F-B11965EE376A}.Release|Any CPU.Build.0 = Release|Any CPU
+		{B9D739C2-128B-42E0-8079-406105FB2C67}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{B9D739C2-128B-42E0-8079-406105FB2C67}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{B9D739C2-128B-42E0-8079-406105FB2C67}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{B9D739C2-128B-42E0-8079-406105FB2C67}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {43A39C7F-8F28-4007-A6F1-81F50765BEF0}
+	EndGlobalSection
+EndGlobal

Sophia.Net.DRM/SophiaNetDrmApi.cs

@@ -0,0 +1,350 @@
+using System.Text;
+using Org.BouncyCastle.Asn1;
+using Org.BouncyCastle.Crypto.Prng;
+using Org.BouncyCastle.Math;
+using Org.BouncyCastle.Security;
+using Org.BouncyCastle.Utilities;
+using Org.BouncyCastle.X509;
+using Org.BouncyCastle.Asn1.X509;
+using Org.BouncyCastle.Crypto;
+using Org.BouncyCastle.Crypto.Digests;
+using Org.BouncyCastle.Crypto.Generators;
+using Org.BouncyCastle.Crypto.Operators;
+using Org.BouncyCastle.Crypto.Signers;
+using Org.BouncyCastle.OpenSsl;
+using Org.BouncyCastle.Pkcs;
+using Org.BouncyCastle.X509.Extension;
+using X509Certificate = Org.BouncyCastle.X509.X509Certificate;
+
+namespace Sophia.Net.DRM
+{
+	public static class SophiaNetDrmApi
+	{
+
+		public static X509Certificate CreateSelfSignedCertificate(string commonName, AsymmetricCipherKeyPair keyPair, string sophiaNetExtension = null, bool addSophiaNetPurpose = false)
+		{
+			CryptoApiRandomGenerator randomGenerator = new CryptoApiRandomGenerator();
+			SecureRandom random = new SecureRandom(randomGenerator);
+			
+			//When acting as a certificate authority, use a proper serial number here - as an argument to this function!
+			BigInteger serial = BigIntegers.CreateRandomInRange(BigInteger.One, BigInteger.ValueOf(Int64.MaxValue), random);		
+			
+			X509V3CertificateGenerator certificateGenerator = new X509V3CertificateGenerator();
+			certificateGenerator.SetSerialNumber(serial);
+
+			X509Name subjectDn = new X509Name(String.Format("CN={0}", commonName));
+			X509Name issuerDn = subjectDn;
+			certificateGenerator.SetSubjectDN(subjectDn);
+			certificateGenerator.SetIssuerDN(issuerDn);
+			certificateGenerator.SetPublicKey(keyPair.Public);
+
+			DateTime notBefore = DateTime.Now.Date;
+			DateTime notAfter = notBefore.AddYears(100);
+			certificateGenerator.SetNotBefore(notBefore);
+			certificateGenerator.SetNotAfter(notAfter);
+
+			certificateGenerator.AddExtension(X509Extensions.BasicConstraints.Id, true, new BasicConstraints(false));
+
+
+			AsymmetricCipherKeyPair subjectKeyPair = keyPair;
+			AsymmetricCipherKeyPair issuerKeyPair = subjectKeyPair;
+
+			SubjectKeyIdentifier subjectKeyIdentifier = X509ExtensionUtilities.CreateSubjectKeyIdentifier(keyPair.Public);
+			certificateGenerator.AddExtension(X509Extensions.SubjectKeyIdentifier.Id, false, subjectKeyIdentifier);
+
+			AuthorityKeyIdentifier authorityKeyIdentifier = X509ExtensionUtilities.CreateAuthorityKeyIdentifier(issuerKeyPair.Public);
+			certificateGenerator.AddExtension(X509Extensions.AuthorityKeyIdentifier.Id, false, authorityKeyIdentifier);
+
+			if (!string.IsNullOrEmpty(sophiaNetExtension))
+			{
+				DerObjectIdentifier derObjectIdentifier = new DerObjectIdentifier("1.3.6.1.3.545127833961986897372532.1");
+				certificateGenerator.AddExtension(derObjectIdentifier, false, System.Text.Encoding.UTF8.GetBytes("sophia.net self-signed certificate"));
+			}
+
+			List<DerObjectIdentifier> usageList = new List<DerObjectIdentifier>();
+			usageList.Add(KeyPurposeID.id_kp_serverAuth);
+			usageList.Add(KeyPurposeID.id_kp_codeSigning);
+			if (addSophiaNetPurpose)
+			{
+				DerObjectIdentifier doi = new DerObjectIdentifier("1.3.6.1.3.545127833961986897372532.2");
+				usageList.Add(doi);
+			}
+
+			certificateGenerator.AddExtension(X509Extensions.ExtendedKeyUsage.Id, false, new ExtendedKeyUsage(usageList.ToArray()));
+
+			const string signatureAlgorithm = "SHA256WithRSA";
+			Asn1SignatureFactory asn1SignatureFactory = new Asn1SignatureFactory(signatureAlgorithm, issuerKeyPair.Private, random);
+			X509Certificate x509Certificate = certificateGenerator.Generate(asn1SignatureFactory);
+			return x509Certificate;
+		}
+
+		public static AsymmetricCipherKeyPair GenerateKeyPair(int strength = 9216, SecureRandom random = null)
+		{
+			if (random == null)
+			{
+				CryptoApiRandomGenerator randomGenerator = new CryptoApiRandomGenerator();
+				random = new SecureRandom(randomGenerator);
+			}
+			KeyGenerationParameters keyGenerationParameters = new KeyGenerationParameters(random, strength);
+
+			RsaKeyPairGenerator rsaKeyPairGenerator = new RsaKeyPairGenerator();
+			rsaKeyPairGenerator.Init(keyGenerationParameters);
+			return rsaKeyPairGenerator.GenerateKeyPair();
+		}
+
+		public static byte[] ExportPrivateKey(AsymmetricCipherKeyPair keypair)
+		{
+			MemoryStream memoryStream = new MemoryStream();
+			StreamWriter streamWriter = new StreamWriter(memoryStream);
+			PemWriter pemWriter = new PemWriter(streamWriter);
+			pemWriter.WriteObject(keypair.Private);
+			streamWriter.Flush();
+			memoryStream.Flush();
+			return memoryStream.ToArray();
+		}
+
+		public static byte[] ExportPublicKey(AsymmetricCipherKeyPair keypair)
+		{
+			MemoryStream memoryStream = new MemoryStream();
+			StreamWriter streamWriter = new StreamWriter(memoryStream);
+			PemWriter pemWriter = new PemWriter(streamWriter);
+			pemWriter.WriteObject(keypair.Public);
+			streamWriter.Flush();
+			memoryStream.Flush();
+			return memoryStream.ToArray();
+		}
+
+		public static AsymmetricCipherKeyPair ImportKeyPairFromPrivateKey(byte[] privateBytes)
+		{
+			MemoryStream memoryStream = new MemoryStream(privateBytes);
+			StreamReader streamReader = new StreamReader(memoryStream);
+			PemReader pemReader = new PemReader(streamReader);
+			object privateKey = pemReader.ReadObject();
+			
+			AsymmetricCipherKeyPair result = privateKey as AsymmetricCipherKeyPair;
+			return result;
+		}
+
+		public static byte[] ExportCertificate(X509Certificate certificate)
+		{
+			return certificate.GetEncoded();
+		}
+
+		public static byte[] ExportCertificateAsPkcs12(AsymmetricKeyParameter privateKey, string password, params X509Certificate[] certificate)
+		{
+			CryptoApiRandomGenerator randomGenerator = new CryptoApiRandomGenerator();
+			SecureRandom random = new SecureRandom(randomGenerator);
+
+			Pkcs12StoreBuilder builder = new Pkcs12StoreBuilder();
+			Pkcs12Store store = builder.Build();
+
+			string[] friendlyNames = new string[certificate.Length];
+			X509CertificateEntry[] certificateEntries = new X509CertificateEntry[certificate.Length];
+			for (int i = 0; i < certificate.Length; i++)
+			{
+				friendlyNames[i] = certificate[i].SubjectDN.ToString();
+				certificateEntries[i] = new X509CertificateEntry(certificate[i]);
+			}
+
+			store.SetCertificateEntry(friendlyNames[0], certificateEntries[0]);
+			store.SetKeyEntry(friendlyNames[0], new AsymmetricKeyEntry(privateKey), certificateEntries);
+			
+			MemoryStream ms = new MemoryStream();
+			store.Save(ms, password.ToCharArray(), random);
+			return ms.ToArray();
+		}
+
+		public static X509Certificate CreateRootCertificate(string commonName, AsymmetricCipherKeyPair keyPair)
+		{
+			CryptoApiRandomGenerator randomGenerator = new CryptoApiRandomGenerator();
+			SecureRandom random = new SecureRandom(randomGenerator);
+
+			//When issuing child certificates, use a proper serial number here - as an argument to this function!
+			BigInteger serial = BigIntegers.CreateRandomInRange(BigInteger.One, BigInteger.ValueOf(Int64.MaxValue), random);
+
+			X509V3CertificateGenerator certificateGenerator = new X509V3CertificateGenerator();
+			certificateGenerator.SetSerialNumber(serial);
+
+			X509Name subjectDn = new X509Name(String.Format("CN={0}", commonName));
+			X509Name issuerDn = subjectDn;
+			certificateGenerator.SetSubjectDN(subjectDn);
+			certificateGenerator.SetIssuerDN(issuerDn);
+			certificateGenerator.SetPublicKey(keyPair.Public);
+
+			DateTime notBefore = DateTime.Now.Date;
+			DateTime notAfter = notBefore.AddYears(100);
+			certificateGenerator.SetNotBefore(notBefore);
+			certificateGenerator.SetNotAfter(notAfter);
+
+			//BasicConstraints basicConstraints = new BasicConstraints(true);
+			//certificateGenerator.AddExtension(X509Extensions.BasicConstraints.Id, true, new BasicConstraints(true));
+			certificateGenerator.AddExtension(X509Extensions.BasicConstraints.Id, true, new BasicConstraints(2));
+
+			AsymmetricCipherKeyPair subjectKeyPair = keyPair;
+			AsymmetricCipherKeyPair issuerKeyPair = subjectKeyPair;
+
+			SubjectKeyIdentifier subjectKeyIdentifier = X509ExtensionUtilities.CreateSubjectKeyIdentifier(keyPair.Public);
+			certificateGenerator.AddExtension(X509Extensions.SubjectKeyIdentifier.Id, false, subjectKeyIdentifier);
+
+			AuthorityKeyIdentifier authorityKeyIdentifier = X509ExtensionUtilities.CreateAuthorityKeyIdentifier(issuerKeyPair.Public);
+			certificateGenerator.AddExtension(X509Extensions.AuthorityKeyIdentifier.Id, false, authorityKeyIdentifier);
+			
+			const string signatureAlgorithm = "SHA256WithRSA";
+			Asn1SignatureFactory asn1SignatureFactory = new Asn1SignatureFactory(signatureAlgorithm, issuerKeyPair.Private, random);
+			X509Certificate x509Certificate = certificateGenerator.Generate(asn1SignatureFactory);
+			return x509Certificate;
+
+		}
+
+		public static X509Certificate CreateChildCertificate(string commonName, X509Certificate issuerCert, AsymmetricCipherKeyPair issuerPrivateKey, AsymmetricKeyParameter childPublicKey, long serialNumber, string sophiaNetExtensionValue)
+		{
+			return CreateChildCertificate(commonName, issuerCert, issuerPrivateKey, childPublicKey, serialNumber, Encoding.UTF8.GetBytes(sophiaNetExtensionValue));
+		}
+
+		public static X509Certificate CreateChildCertificate(string commonName, X509Certificate issuerCert, AsymmetricCipherKeyPair issuerPrivateKey, AsymmetricKeyParameter childPublicKey, long serialNumber, SophiaNetEntitlementCollection entitlements)
+		{
+			byte[] serialize = entitlements.Serialize();
+			return CreateChildCertificate(commonName, issuerCert, issuerPrivateKey, childPublicKey, serialNumber, serialize);
+		}
+		
+		public static X509Certificate CreateChildCertificate(string commonName, X509Certificate issuerCert, AsymmetricCipherKeyPair issuerPrivateKey, AsymmetricKeyParameter childPublicKey, long serialNumber, byte[] sophiaNetExtensionValue)
+		{
+			CryptoApiRandomGenerator randomGenerator = new CryptoApiRandomGenerator();
+			SecureRandom random = new SecureRandom(randomGenerator);
+
+			BigInteger serial = BigInteger.ValueOf(serialNumber);
+
+			X509Name subjectDn = new X509Name(String.Format("CN={0}", commonName));
+
+			DateTime notBefore = DateTime.Now.Date;
+			DateTime notAfter = issuerCert.NotAfter;
+
+			DerObjectIdentifier sophiaNetExtensionId = new DerObjectIdentifier("1.3.6.1.3.545127833961986897372532.1");
+
+			X509V3CertificateGenerator certificateGenerator = new X509V3CertificateGenerator();
+			certificateGenerator.SetSerialNumber(serial);
+			certificateGenerator.SetSubjectDN(subjectDn);
+			certificateGenerator.SetIssuerDN(issuerCert.SubjectDN);
+			certificateGenerator.SetPublicKey(childPublicKey);
+			certificateGenerator.SetNotBefore(notBefore);
+			certificateGenerator.SetNotAfter(notAfter);
+			certificateGenerator.AddExtension(X509Extensions.BasicConstraints.Id, true, new BasicConstraints(false));
+			certificateGenerator.AddExtension(X509Extensions.ExtendedKeyUsage.Id, false, new ExtendedKeyUsage(KeyPurposeID.id_kp_clientAuth));
+			certificateGenerator.AddExtension(sophiaNetExtensionId, false, sophiaNetExtensionValue);
+
+			const string signatureAlgorithm = "SHA256WithRSA";
+			Asn1SignatureFactory asn1SignatureFactory = new Asn1SignatureFactory(signatureAlgorithm, issuerPrivateKey.Private, random);
+			X509Certificate x509Certificate = certificateGenerator.Generate(asn1SignatureFactory);
+			return x509Certificate;
+		}
+
+		public static X509Certificate ImportCertificate(byte[] encoded)
+		{
+			X509Certificate result = new X509Certificate(encoded);
+			return result;
+		}
+
+		public static bool ValidateCertificateChain(X509Certificate child, X509Certificate issuer)
+		{
+			try
+			{
+				child.Verify(issuer.GetPublicKey());
+				return true;
+			}
+			catch (Exception e)
+			{
+				return false;
+			}
+		}
+
+		public static X509Crl CreateCertificateRevocationList(X509Certificate issuer, AsymmetricCipherKeyPair issuerPrivateKey, params long[] revokedSerials)
+		{
+			CryptoApiRandomGenerator randomGenerator = new CryptoApiRandomGenerator();
+			SecureRandom random = new SecureRandom(randomGenerator);
+
+			long notAfterSeconds = issuer.NotAfter.Ticks / TimeSpan.TicksPerSecond;
+			long nowSeconds = DateTime.Now.Ticks / TimeSpan.TicksPerSecond;
+			long secondsDifference = notAfterSeconds - nowSeconds;
+			if (secondsDifference > Int32.MaxValue)
+				secondsDifference = Int32.MaxValue;
+			long _30days = new TimeSpan(30, 0, 0, 0).Ticks / TimeSpan.TicksPerSecond;
+
+			int max = (int)secondsDifference;
+			int min = (int)_30days;
+			int updateDelayInt = random.Next(min, max);
+			TimeSpan updateDelayTimespan = TimeSpan.FromSeconds(updateDelayInt);
+
+			X509V2CrlGenerator crlGenerator = new X509V2CrlGenerator();
+			crlGenerator.SetIssuerDN(issuer.IssuerDN);
+			crlGenerator.SetThisUpdate(DateTime.Now);
+			crlGenerator.SetNextUpdate(DateTime.Now + updateDelayTimespan);
+			crlGenerator.AddExtension(X509Extensions.AuthorityKeyIdentifier, false, X509ExtensionUtilities.CreateAuthorityKeyIdentifier(issuer));
+			crlGenerator.AddExtension(X509Extensions.CrlNumber, false, new CrlNumber(BigInteger.One));
+			
+			foreach (long revokedSerial in revokedSerials)
+			{
+				crlGenerator.AddCrlEntry(BigInteger.ValueOf(revokedSerial),DateTime.Now, CrlReason.PrivilegeWithdrawn);
+			}
+
+			const string signatureAlgorithm = "SHA256WithRSA";
+			Asn1SignatureFactory signatureFactory = new Asn1SignatureFactory(signatureAlgorithm, issuerPrivateKey.Private, random);
+			X509Crl crl = crlGenerator.Generate(signatureFactory);
+			return crl;
+		}
+
+		public static byte[] ExportCrl(X509Crl crl)
+		{
+			return crl.GetEncoded();
+		}
+
+		public static X509Crl ImportCrl(byte[] buffer)
+		{
+			X509Crl result = new X509Crl(buffer);
+			return result;
+		}
+
+		public static bool ValidateCertificateAgainstCrl(X509Certificate certificate, X509Crl crl)
+		{
+			BigInteger mySerial = certificate.SerialNumber;
+			ISet<X509CrlEntry> x509CrlEntries = crl.GetRevokedCertificates();
+			foreach (X509CrlEntry entry in x509CrlEntries)
+			{
+				BigInteger entrySerial = entry.SerialNumber;
+				if (entrySerial.Equals(mySerial))
+					return false;
+			}
+
+			return true;
+		}
+
+		public static byte[] GetSophiaNetExtensionFromCertificate(X509Certificate cert)
+		{
+			DerObjectIdentifier sophiaNetExtensionId = new DerObjectIdentifier("1.3.6.1.3.545127833961986897372532.1");
+			X509Extension x509Extension = cert.GetExtension(sophiaNetExtensionId);
+			Asn1OctetString octetString = x509Extension.Value;
+			Stream octetStream = octetString.Parser.GetOctetStream();
+			Asn1InputStream asn1Reader = new Asn1InputStream(octetStream);
+			DerOctetString readObject = (DerOctetString)asn1Reader.ReadObject();
+			byte[] result = readObject.GetOctets();
+			return result;
+		}
+
+		public static byte[] SignFile(byte[] toBeSigned, AsymmetricKeyParameter privateKey)
+		{
+			RsaDigestSigner signer = new RsaDigestSigner(new Sha256Digest());
+			signer.Init(true, privateKey);
+			signer.BlockUpdate(toBeSigned, 0, toBeSigned.Length);
+			return signer.GenerateSignature();
+		}
+
+		public static bool ValidateSignedFile(byte[] signed, byte[] signature, AsymmetricKeyParameter publicKey)
+		{
+			RsaDigestSigner signer = new RsaDigestSigner(new Sha256Digest());
+			signer.Init(false, publicKey);
+			signer.BlockUpdate(signed, 0, signed.Length);
+
+			bool isValid = signer.VerifySignature(signature);
+			return isValid;
+		}
+	}
+}

Sophia.Net.DRM/SophiaNetEntitlements.cs

@@ -0,0 +1,88 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Sophia.Net.DRM
+{
+	public class SophiaNetEntitlementCollection
+	{
+		public SophiaNetEntitlementCollection(params Guid[] guids)
+		{
+			_backend = new Guid[guids.Length];
+			Array.Copy(guids,0,_backend,0, guids.Length);
+		}
+
+		public SophiaNetEntitlementCollection(byte[] buffer)
+		{
+			_backend = new Guid[buffer.Length / 16];
+			for (int i = 0; i < buffer.Length; i += 16)
+			{
+				Span<byte> part = new Span<byte>(buffer, i, 16);
+				_backend[i / 16] = new Guid(part);
+			}
+		}
+
+		public byte[] Serialize()
+		{
+			byte[] outBuffer = new byte[_backend.Length * 16];
+			for (int i = 0; i < _backend.Length; i++)
+			{
+				byte[] iBuffer = _backend[i].ToByteArray();
+				Array.Copy(iBuffer, 0, outBuffer, i * 16, 16);
+			}
+
+			return outBuffer;
+		}
+
+		private Guid[] _backend;
+
+		public bool HasEntitlement(Guid check)
+		{
+			for (int i = 0; i < _backend.Length; i++)
+			{
+				if (_backend[i].Equals(check))
+					return true;
+			}
+			return false;
+		}
+
+		protected bool Equals(SophiaNetEntitlementCollection that)
+		{
+			if (this._backend.Length != that._backend.Length)
+				return false;
+
+			for (int i = 0; i < this._backend.Length; i++)
+			{
+				Guid mine = this._backend[i];
+				Guid theirs = that._backend[i];
+				if (!mine.Equals(theirs))
+					return false;
+			}
+
+			return true;
+		}
+
+		public override bool Equals(object? obj)
+		{
+			if (ReferenceEquals(null, obj)) 
+				return false;
+			if (ReferenceEquals(this, obj)) 
+				return true;
+			if (obj.GetType() != this.GetType()) 
+				return false;
+			return Equals((SophiaNetEntitlementCollection)obj);
+		}
+
+		public override int GetHashCode()
+		{
+			long result = 0;
+			for (int i = 0; i < _backend.Length; i++)
+			{
+				result += _backend[i].GetHashCode();
+			}
+			return (int)result;
+		}
+	}
+}

Voile.Sqlite/Class1.cs

@@ -1,16 +0,0 @@
-//using Microsoft.Data.Sqlite;
-
-namespace Voile.Sqlite
-{
-	public class Class1
-	{
-		public void Run()
-		{
-			/*SqliteConnectionStringBuilder scsb = new SqliteConnectionStringBuilder();
-			scsb.DataSource = "blyat.db";
-			SqliteConnection sc = new SqliteConnection(scsb.ConnectionString);
-			sc.Open();*/
-
-		}
-	}
-}

Voile.slnx

@@ -1,5 +1,5 @@
 <Solution>
   <Project Path="../skyscraper8/skyscraper8/skyscraper8.csproj" />
-  <Project Path="Voile.Sqlite/Voile.Sqlite.csproj" Id="6f554ccb-b562-4d3a-9ea3-121a4ea8b36d" DisplayName="Voile.SQLite" />
+  <Project Path="Sophia.Net.DRM/Sophia.Net.DRM.csproj" />
   <Project Path="Voile/Voile.csproj" />
 </Solution>

Voile/FirstRunWizard.Designer.cs

@@ -31,17 +31,28 @@
 			System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(FirstRunWizard));
 			pictureBox1 = new PictureBox();
 			tabControl1 = new TabControl();
-			tabPage1 = new TabPage();
+			tabPageWelcome = new TabPage();
 			label2 = new Label();
 			label1 = new Label();
-			radioButton2 = new RadioButton();
-			radioButton1 = new RadioButton();
-			tabPage2 = new TabPage();
-			button1 = new Button();
-			button2 = new Button();
+			radioButtonAmExpert = new RadioButton();
+			radioButtonAmBegginer = new RadioButton();
+			tabPageLicense = new TabPage();
+			pictureBox2 = new PictureBox();
+			label4 = new Label();
+			radioButtonNoLicense = new RadioButton();
+			buttonLoadLicenseFile = new Button();
+			buttonValidateLicense = new Button();
+			textBox1 = new TextBox();
+			radioButtonHasLicense = new RadioButton();
+			label3 = new Label();
+			buttonNext = new Button();
+			buttonBack = new Button();
+			openFileDialogCertificate = new OpenFileDialog();
 			((System.ComponentModel.ISupportInitialize)pictureBox1).BeginInit();
 			tabControl1.SuspendLayout();
-			tabPage1.SuspendLayout();
+			tabPageWelcome.SuspendLayout();
+			tabPageLicense.SuspendLayout();
+			((System.ComponentModel.ISupportInitialize)pictureBox2).BeginInit();
 			SuspendLayout();
 			// 
 			// pictureBox1
@@ -56,27 +67,27 @@
 			// 
 			// tabControl1
 			// 
-			tabControl1.Controls.Add(tabPage1);
-			tabControl1.Controls.Add(tabPage2);
+			tabControl1.Controls.Add(tabPageWelcome);
+			tabControl1.Controls.Add(tabPageLicense);
 			tabControl1.Location = new Point(138, 12);
 			tabControl1.Name = "tabControl1";
 			tabControl1.SelectedIndex = 0;
 			tabControl1.Size = new Size(356, 412);
 			tabControl1.TabIndex = 1;
 			// 
-			// tabPage1
+			// tabPageWelcome
 			// 
-			tabPage1.Controls.Add(label2);
-			tabPage1.Controls.Add(label1);
-			tabPage1.Controls.Add(radioButton2);
-			tabPage1.Controls.Add(radioButton1);
-			tabPage1.Location = new Point(4, 24);
-			tabPage1.Name = "tabPage1";
-			tabPage1.Padding = new Padding(3);
-			tabPage1.Size = new Size(348, 384);
-			tabPage1.TabIndex = 0;
-			tabPage1.Text = "Welcome!";
-			tabPage1.UseVisualStyleBackColor = true;
+			tabPageWelcome.Controls.Add(label2);
+			tabPageWelcome.Controls.Add(label1);
+			tabPageWelcome.Controls.Add(radioButtonAmExpert);
+			tabPageWelcome.Controls.Add(radioButtonAmBegginer);
+			tabPageWelcome.Location = new Point(4, 24);
+			tabPageWelcome.Name = "tabPageWelcome";
+			tabPageWelcome.Padding = new Padding(3);
+			tabPageWelcome.Size = new Size(348, 384);
+			tabPageWelcome.TabIndex = 0;
+			tabPageWelcome.Text = "Welcome!";
+			tabPageWelcome.UseVisualStyleBackColor = true;
 			// 
 			// label2
 			// 
@@ -96,65 +107,161 @@
 			label1.TabIndex = 2;
 			label1.Text = "(You can change these options later!)";
 			// 
-			// radioButton2
+			// radioButtonAmExpert
 			// 
-			radioButton2.AutoSize = true;
-			radioButton2.Location = new Point(6, 271);
-			radioButton2.Name = "radioButton2";
-			radioButton2.Size = new Size(299, 34);
-			radioButton2.TabIndex = 1;
-			radioButton2.TabStop = true;
-			radioButton2.Text = "I’m an expert. Let me choose my own database and \r\nstorage options.";
-			radioButton2.UseVisualStyleBackColor = true;
+			radioButtonAmExpert.AutoSize = true;
+			radioButtonAmExpert.Location = new Point(6, 271);
+			radioButtonAmExpert.Name = "radioButtonAmExpert";
+			radioButtonAmExpert.Size = new Size(299, 34);
+			radioButtonAmExpert.TabIndex = 1;
+			radioButtonAmExpert.Text = "I’m an expert. Let me choose my own database and \r\nstorage options.";
+			radioButtonAmExpert.UseVisualStyleBackColor = true;
+			radioButtonAmExpert.CheckedChanged += radioButtonAmExpert_CheckedChanged;
 			// 
-			// radioButton1
+			// radioButtonAmBegginer
 			// 
-			radioButton1.AutoSize = true;
-			radioButton1.Checked = true;
-			radioButton1.Location = new Point(6, 246);
-			radioButton1.Name = "radioButton1";
-			radioButton1.Size = new Size(298, 19);
-			radioButton1.TabIndex = 0;
-			radioButton1.TabStop = true;
-			radioButton1.Text = "I’m a beginner. Set things up for me automatically.  ";
-			radioButton1.UseVisualStyleBackColor = true;
+			radioButtonAmBegginer.AutoSize = true;
+			radioButtonAmBegginer.Location = new Point(6, 246);
+			radioButtonAmBegginer.Name = "radioButtonAmBegginer";
+			radioButtonAmBegginer.Size = new Size(298, 19);
+			radioButtonAmBegginer.TabIndex = 0;
+			radioButtonAmBegginer.Text = "I’m a beginner. Set things up for me automatically.  ";
+			radioButtonAmBegginer.UseVisualStyleBackColor = true;
+			radioButtonAmBegginer.CheckedChanged += radioButtonAmBegginer_CheckedChanged;
 			// 
-			// tabPage2
+			// tabPageLicense
 			// 
-			tabPage2.Location = new Point(4, 24);
-			tabPage2.Name = "tabPage2";
-			tabPage2.Padding = new Padding(3);
-			tabPage2.Size = new Size(348, 384);
-			tabPage2.TabIndex = 1;
-			tabPage2.Text = "tabPage2";
-			tabPage2.UseVisualStyleBackColor = true;
+			tabPageLicense.Controls.Add(pictureBox2);
+			tabPageLicense.Controls.Add(label4);
+			tabPageLicense.Controls.Add(radioButtonNoLicense);
+			tabPageLicense.Controls.Add(buttonLoadLicenseFile);
+			tabPageLicense.Controls.Add(buttonValidateLicense);
+			tabPageLicense.Controls.Add(textBox1);
+			tabPageLicense.Controls.Add(radioButtonHasLicense);
+			tabPageLicense.Controls.Add(label3);
+			tabPageLicense.Location = new Point(4, 24);
+			tabPageLicense.Name = "tabPageLicense";
+			tabPageLicense.Padding = new Padding(3);
+			tabPageLicense.Size = new Size(348, 384);
+			tabPageLicense.TabIndex = 1;
+			tabPageLicense.Text = "License";
+			tabPageLicense.UseVisualStyleBackColor = true;
 			// 
-			// button1
+			// pictureBox2
 			// 
-			button1.Location = new Point(419, 430);
-			button1.Name = "button1";
-			button1.Size = new Size(75, 23);
-			button1.TabIndex = 2;
-			button1.Text = "Next >";
-			button1.UseVisualStyleBackColor = true;
+			pictureBox2.Image = Properties.Resources.SETUPAPI_18_1_32x32x4;
+			pictureBox2.Location = new Point(127, 262);
+			pictureBox2.Name = "pictureBox2";
+			pictureBox2.Size = new Size(32, 32);
+			pictureBox2.TabIndex = 7;
+			pictureBox2.TabStop = false;
+			pictureBox2.Click += pictureBox2_Click;
 			// 
-			// button2
+			// label4
 			// 
-			button2.Enabled = false;
-			button2.Location = new Point(338, 430);
-			button2.Name = "button2";
-			button2.Size = new Size(75, 23);
-			button2.TabIndex = 3;
-			button2.Text = "< Back";
-			button2.UseVisualStyleBackColor = true;
+			label4.AutoSize = true;
+			label4.Location = new Point(22, 344);
+			label4.Name = "label4";
+			label4.Size = new Size(299, 30);
+			label4.TabIndex = 6;
+			label4.Text = "(You can also change between Licensed and Shareware \r\nmode later!)";
+			// 
+			// radioButtonNoLicense
+			// 
+			radioButtonNoLicense.AutoSize = true;
+			radioButtonNoLicense.Location = new Point(6, 307);
+			radioButtonNoLicense.Name = "radioButtonNoLicense";
+			radioButtonNoLicense.Size = new Size(309, 34);
+			radioButtonNoLicense.TabIndex = 5;
+			radioButtonNoLicense.Text = "No license yet — I’d like to use the shareware version, \r\nor request a license later.";
+			radioButtonNoLicense.UseVisualStyleBackColor = true;
+			radioButtonNoLicense.CheckedChanged += radioButtonNoLicense_CheckedChanged;
+			// 
+			// buttonLoadLicenseFile
+			// 
+			buttonLoadLicenseFile.Enabled = false;
+			buttonLoadLicenseFile.Location = new Point(246, 262);
+			buttonLoadLicenseFile.Name = "buttonLoadLicenseFile";
+			buttonLoadLicenseFile.Size = new Size(75, 39);
+			buttonLoadLicenseFile.TabIndex = 4;
+			buttonLoadLicenseFile.Text = "Load License File";
+			buttonLoadLicenseFile.UseVisualStyleBackColor = true;
+			buttonLoadLicenseFile.Click += buttonLoadLicenseFile_Click;
+			// 
+			// buttonValidateLicense
+			// 
+			buttonValidateLicense.Enabled = false;
+			buttonValidateLicense.Location = new Point(165, 262);
+			buttonValidateLicense.Name = "buttonValidateLicense";
+			buttonValidateLicense.Size = new Size(75, 39);
+			buttonValidateLicense.TabIndex = 3;
+			buttonValidateLicense.Text = "Validate License";
+			buttonValidateLicense.UseVisualStyleBackColor = true;
+			buttonValidateLicense.Click += buttonValidateLicense_Click;
+			// 
+			// textBox1
+			// 
+			textBox1.Enabled = false;
+			textBox1.Location = new Point(17, 233);
+			textBox1.Name = "textBox1";
+			textBox1.Size = new Size(304, 23);
+			textBox1.TabIndex = 2;
+			// 
+			// radioButtonHasLicense
+			// 
+			radioButtonHasLicense.AutoSize = true;
+			radioButtonHasLicense.Location = new Point(3, 208);
+			radioButtonHasLicense.Name = "radioButtonHasLicense";
+			radioButtonHasLicense.Size = new Size(189, 19);
+			radioButtonHasLicense.TabIndex = 1;
+			radioButtonHasLicense.Text = "Yes, I have a license file to load.";
+			radioButtonHasLicense.UseVisualStyleBackColor = true;
+			radioButtonHasLicense.CheckedChanged += radioButton3_CheckedChanged;
+			// 
+			// label3
+			// 
+			label3.AutoSize = true;
+			label3.Location = new Point(6, 3);
+			label3.Name = "label3";
+			label3.Size = new Size(337, 120);
+			label3.TabIndex = 0;
+			label3.Text = resources.GetString("label3.Text");
+			// 
+			// buttonNext
+			// 
+			buttonNext.Enabled = false;
+			buttonNext.Location = new Point(419, 430);
+			buttonNext.Name = "buttonNext";
+			buttonNext.Size = new Size(75, 23);
+			buttonNext.TabIndex = 2;
+			buttonNext.Text = "Next >";
+			buttonNext.UseVisualStyleBackColor = true;
+			buttonNext.Click += buttonNext_Click;
+			// 
+			// buttonBack
+			// 
+			buttonBack.Enabled = false;
+			buttonBack.Location = new Point(338, 430);
+			buttonBack.Name = "buttonBack";
+			buttonBack.Size = new Size(75, 23);
+			buttonBack.TabIndex = 3;
+			buttonBack.Text = "< Back";
+			buttonBack.UseVisualStyleBackColor = true;
+			// 
+			// openFileDialogCertificate
+			// 
+			openFileDialogCertificate.DefaultExt = "cer";
+			openFileDialogCertificate.FileName = "openFileDialog1";
+			openFileDialogCertificate.Filter = "X.509 Certificate (*.cer)|*.cer";
+			openFileDialogCertificate.Title = "Open Voile License File";
 			// 
 			// FirstRunWizard
 			// 
 			AutoScaleDimensions = new SizeF(7F, 15F);
 			AutoScaleMode = AutoScaleMode.Font;
 			ClientSize = new Size(502, 465);
-			Controls.Add(button2);
-			Controls.Add(button1);
+			Controls.Add(buttonBack);
+			Controls.Add(buttonNext);
 			Controls.Add(tabControl1);
 			Controls.Add(pictureBox1);
 			FormBorderStyle = FormBorderStyle.FixedSingle;
@@ -165,8 +272,11 @@
 			Text = "Voile - First Run Wizard";
 			((System.ComponentModel.ISupportInitialize)pictureBox1).EndInit();
 			tabControl1.ResumeLayout(false);
-			tabPage1.ResumeLayout(false);
-			tabPage1.PerformLayout();
+			tabPageWelcome.ResumeLayout(false);
+			tabPageWelcome.PerformLayout();
+			tabPageLicense.ResumeLayout(false);
+			tabPageLicense.PerformLayout();
+			((System.ComponentModel.ISupportInitialize)pictureBox2).EndInit();
 			ResumeLayout(false);
 		}
 
@@ -174,13 +284,22 @@
 
 		private PictureBox pictureBox1;
 		private TabControl tabControl1;
-		private TabPage tabPage1;
-		private TabPage tabPage2;
-		private Button button1;
-		private Button button2;
-		private RadioButton radioButton1;
-		private RadioButton radioButton2;
+		private TabPage tabPageWelcome;
+		private TabPage tabPageLicense;
+		private Button buttonNext;
+		private Button buttonBack;
+		private RadioButton radioButtonAmBegginer;
+		private RadioButton radioButtonAmExpert;
 		private Label label1;
 		private Label label2;
+		private Label label3;
+		private RadioButton radioButtonHasLicense;
+		private RadioButton radioButtonNoLicense;
+		private Button buttonLoadLicenseFile;
+		private Button buttonValidateLicense;
+		private TextBox textBox1;
+		private Label label4;
+		private PictureBox pictureBox2;
+		private OpenFileDialog openFileDialogCertificate;
 	}
 }

Voile/FirstRunWizard.cs

@@ -1,4 +1,7 @@
-using System;
+using Org.BouncyCastle.Utilities;
+using Org.BouncyCastle.X509;
+using Sophia.Net.DRM;
+using System;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Data;
@@ -7,6 +10,7 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using System.Windows.Forms;
+using Voile.Properties;
 
 namespace Voile
 {
@@ -19,8 +23,22 @@ namespace Voile
 		}
 
 		private TabPage[] allPages;
-		public void DisplayTabPage(int target)
+		private int currentTabPage;
+		private Stack<int> pastPages;
+
+		private bool beginnerMode;
+		private FileInfo licenceCertificateFileInfo;
+		private byte[] licenseBuffer;
+		private int licenseState;
+		private X509Certificate licenseCertificate;
+
+		public void DisplayTabPage(int target, bool isGoingBack = false)
 		{
+			if (pastPages == null)
+				pastPages = new Stack<int>();
+			else
+				pastPages.Push(target);
+
 			if (allPages == null)
 			{
 				allPages = new TabPage[tabControl1.TabPages.Count];
@@ -29,9 +47,180 @@ namespace Voile
 					allPages[i] = tabControl1.TabPages[i];
 				}
 			}
-			
+
 			tabControl1.TabPages.Clear();
 			tabControl1.TabPages.Add(allPages[target]);
+			currentTabPage = target;
+			RefreshView();
+		}
+
+		void RefreshView()
+		{
+			buttonBack.Enabled = false;
+			buttonNext.Enabled = false;
+
+			if (pastPages != null)
+			{
+				if (pastPages.Count > 0)
+				{
+					buttonBack.Enabled = true;
+				}
+			}
+
+			switch (currentTabPage)
+			{
+				case 0:
+					beginnerMode = radioButtonAmBegginer.Checked;
+					buttonNext.Enabled = radioButtonAmBegginer.Checked || radioButtonAmExpert.Checked;
+					break;
+				case 1:
+					buttonValidateLicense.Enabled = ((licenceCertificateFileInfo != null) & radioButtonHasLicense.Checked);
+					buttonLoadLicenseFile.Enabled = radioButtonHasLicense.Checked;
+					pictureBox2.Visible = radioButtonHasLicense.Checked;
+					if (pictureBox2.Visible)
+					{
+						switch(licenseState)
+						{
+							case 0: //Noch nichts geladen.
+								pictureBox2.Image = Resources.SETUPAPI_18_1_32x32x4;    //Fragezeichen
+								break;
+							case 1: //Root cert konnte nicht geladen werden.
+							case 2: //Lizenz file konnte nicht geladen werden.
+							case 3: //Lizenzzertifikat wurde nicht von sophia.net ausgestellt.
+							case 4: //Lizennzertifikat enthält keine sophia.net extensions
+							case 5: //sophia.net extension ist leer
+							case 7: //sophia.net extension hat ungültige länge
+								pictureBox2.Image = Resources.TRFFC10C_1_32x32x4;		//rote Ampel
+								break;
+							case 6: //gültige lizenz
+								pictureBox2.Image = Resources.TRFFC10A_1_32x32x4;       //grüne Ampel
+								break;
+							case 8:
+							default:
+								pictureBox2.Image = Resources.iblicense_133_1_32x32x4;  //Ausrufezeichen
+								licenseState = 8;
+								break;
+						}
+					}
+					break;
+				default:
+					MessageBox.Show("Could not find handler for the current tab page.");
+					return;
+			}
+		}
+
+		private void radioButton3_CheckedChanged(object sender, EventArgs e)
+		{
+			RefreshView();
+		}
+
+		private void radioButtonAmBegginer_CheckedChanged(object sender, EventArgs e)
+		{
+			RefreshView();
+		}
+
+		private void radioButtonAmExpert_CheckedChanged(object sender, EventArgs e)
+		{
+			RefreshView();
+		}
+
+		private void radioButtonNoLicense_CheckedChanged(object sender, EventArgs e)
+		{
+			RefreshView();
+		}
+
+		private void pictureBox2_Click(object sender, EventArgs e)
+		{
+
+		}
+
+		private void buttonNext_Click(object sender, EventArgs e)
+		{
+			if (currentTabPage == 0)
+			{
+				DisplayTabPage(1);
+			}
+		}
+
+		private void buttonLoadLicenseFile_Click(object sender, EventArgs e)
+		{
+			if (openFileDialogCertificate.ShowDialog() == DialogResult.OK)
+			{
+				licenceCertificateFileInfo = new FileInfo(openFileDialogCertificate.FileName);
+				licenseBuffer = File.ReadAllBytes(licenceCertificateFileInfo.FullName);
+				textBox1.Text = licenceCertificateFileInfo.FullName;
+				licenseState = 0;
+				pictureBox2.Image = Resources.SETUPAPI_18_1_32x32x4;
+			}
+			RefreshView();
+		}
+
+		private void buttonValidateLicense_Click(object sender, EventArgs e)
+		{
+			VoileContext voileContext = VoileContext.GetContext();
+
+			if (voileContext.SophiaNetRootCertificate == null)
+			{
+				try
+				{
+					byte[] sophianetCertBuffer = Resources.sophianet_cert;
+					voileContext.SophiaNetRootCertificate = SophiaNetDrmApi.ImportCertificate(sophianetCertBuffer);
+				}
+				catch (Exception ex)
+				{
+					licenseState = 1;
+					RefreshView();
+					return;
+				}
+			}
+
+			try
+			{
+				licenseCertificate = SophiaNetDrmApi.ImportCertificate(licenseBuffer);
+			}
+			catch (Exception f)
+			{
+				licenseState = 2;
+				RefreshView();
+				return;
+			}
+
+			bool certificateChainValid = SophiaNetDrmApi.ValidateCertificateChain(licenseCertificate, voileContext.SophiaNetRootCertificate);
+			if (!certificateChainValid)
+			{
+				licenseState = 3;
+				RefreshView();
+				return;
+			}
+
+			byte[] sophiaNetExtensionBuffer;
+			try
+			{
+				sophiaNetExtensionBuffer = SophiaNetDrmApi.GetSophiaNetExtensionFromCertificate(licenseCertificate);
+			}
+			catch (Exception g)
+			{
+				licenseState = 4;
+				RefreshView();
+				return;
+			}
+
+			if (sophiaNetExtensionBuffer.Length == 0)
+			{
+				licenseState = 5;
+				RefreshView();
+				return;
+			}
+			if (sophiaNetExtensionBuffer.Length % 16 != 0)
+			{
+				licenseState = 7;
+				RefreshView();
+				return;
+			}
+
+			licenseState = 6;
+			RefreshView();
+			return;
 		}
 	}
 }

Voile/FirstRunWizard.resx

@@ -135,4 +135,17 @@ up automatically so you can start using the app right away.
 
 How would you like to continue?</value>
   </data>
+  <data name="label3.Text" xml:space="preserve">
+    <value>Before we continue, let’s take a moment to set up your license.
+
+Voile is available as shareware, which means you can use it 
+for free for personal, non‑commercial projects. If you’re using 
+Voile in a professional setting — or if you’d simply like 
+to support the ongoing development — you can activate 
+a license. Some advanced features also become available 
+once a license is installed.</value>
+  </data>
+  <metadata name="openFileDialogCertificate.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>17, 17</value>
+  </metadata>
 </root>

Voile/Properties/Resources.Designer.cs

@@ -100,6 +100,16 @@ namespace Voile.Properties {
             }
         }
         
+        /// <summary>
+        ///   Sucht eine lokalisierte Ressource vom Typ System.Drawing.Bitmap.
+        /// </summary>
+        internal static System.Drawing.Bitmap iblicense_133_1_32x32x4 {
+            get {
+                object obj = ResourceManager.GetObject("iblicense_133_1_32x32x4", resourceCulture);
+                return ((System.Drawing.Bitmap)(obj));
+            }
+        }
+        
         /// <summary>
         ///   Sucht eine lokalisierte Ressource vom Typ System.Drawing.Bitmap.
         /// </summary>
@@ -110,6 +120,26 @@ namespace Voile.Properties {
             }
         }
         
+        /// <summary>
+        ///   Sucht eine lokalisierte Ressource vom Typ System.Drawing.Bitmap.
+        /// </summary>
+        internal static System.Drawing.Bitmap SETUPAPI_18_1_32x32x4 {
+            get {
+                object obj = ResourceManager.GetObject("SETUPAPI_18_1_32x32x4", resourceCulture);
+                return ((System.Drawing.Bitmap)(obj));
+            }
+        }
+        
+        /// <summary>
+        ///   Sucht eine lokalisierte Ressource vom Typ System.Byte[].
+        /// </summary>
+        internal static byte[] sophianet_cert {
+            get {
+                object obj = ResourceManager.GetObject("sophianet_cert", resourceCulture);
+                return ((byte[])(obj));
+            }
+        }
+        
         /// <summary>
         ///   Sucht eine lokalisierte Ressource vom Typ System.Drawing.Bitmap.
         /// </summary>
@@ -120,6 +150,26 @@ namespace Voile.Properties {
             }
         }
         
+        /// <summary>
+        ///   Sucht eine lokalisierte Ressource vom Typ System.Drawing.Bitmap.
+        /// </summary>
+        internal static System.Drawing.Bitmap TRFFC10A_1_32x32x4 {
+            get {
+                object obj = ResourceManager.GetObject("TRFFC10A_1_32x32x4", resourceCulture);
+                return ((System.Drawing.Bitmap)(obj));
+            }
+        }
+        
+        /// <summary>
+        ///   Sucht eine lokalisierte Ressource vom Typ System.Drawing.Bitmap.
+        /// </summary>
+        internal static System.Drawing.Bitmap TRFFC10C_1_32x32x4 {
+            get {
+                object obj = ResourceManager.GetObject("TRFFC10C_1_32x32x4", resourceCulture);
+                return ((System.Drawing.Bitmap)(obj));
+            }
+        }
+        
         /// <summary>
         ///   Sucht eine lokalisierte Ressource vom Typ System.Drawing.Bitmap.
         /// </summary>

Voile/Properties/Resources.resx

@@ -131,12 +131,27 @@
     <value>..\Resources\H_POINT.CUR;System.Byte[], mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
     <comment>Mauszeiger</comment>
   </data>
+  <data name="iblicense_133_1_32x32x4" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Resources\iblicense_133_1_32x32x4.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
+  </data>
   <data name="inetwiz_100_1_32x32x4" type="System.Resources.ResXFileRef, System.Windows.Forms">
     <value>..\Resources\inetwiz_100_1_32x32x4.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
   </data>
+  <data name="SETUPAPI_18_1_32x32x4" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Resources\SETUPAPI_18_1_32x32x4.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
+  </data>
+  <data name="sophianet_cert" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Resources\sophianet-cert.cer;System.Byte[], mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </data>
   <data name="technlgy" type="System.Resources.ResXFileRef, System.Windows.Forms">
     <value>..\Resources\technlgy.bmp;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
   </data>
+  <data name="TRFFC10A_1_32x32x4" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Resources\TRFFC10A_1_32x32x4.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
+  </data>
+  <data name="TRFFC10C_1_32x32x4" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Resources\TRFFC10C_1_32x32x4.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
+  </data>
   <data name="URLPKR_141_1_32x32x4" type="System.Resources.ResXFileRef, System.Windows.Forms">
     <value>..\Resources\URLPKR_141_1_32x32x4.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
   </data>

Voile/Voile.csproj

@@ -21,7 +21,7 @@
 
   <ItemGroup>
     <ProjectReference Include="..\..\skyscraper8\skyscraper8\skyscraper8.csproj" />
-    <ProjectReference Include="..\Voile.Sqlite\Voile.SQLite.csproj" />
+    <ProjectReference Include="..\Sophia.Net.DRM\Sophia.Net.DRM.csproj" />
   </ItemGroup>
 
   <ItemGroup>

Voile/VoileContext.cs

@@ -1,4 +1,5 @@
-using skyscraper5.Skyscraper;
+using Org.BouncyCastle.X509;
+using skyscraper5.Skyscraper;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -47,5 +48,6 @@ namespace Voile
 		}
 
 		public Ini Ini { get; set; }
+		public X509Certificate SophiaNetRootCertificate { get; internal set; }
 	}
 }