scripts

2026-06-04 11:42:34 +02:00
parent f39ba70a9f
commit e720b98cd1
7488 changed files with 2493818 additions and 0 deletions
@@ -0,0 +1,130 @@
+using System;
+using System.Security.Cryptography;
+using Mono.Security.Cryptography;
+
+namespace Mono.Security.Protocol.Tls.Handshake.Client
+{
+	// Token: 0x020000A8 RID: 168
+	internal class TlsClientCertificateVerify : HandshakeMessage
+	{
+		// Token: 0x06000666 RID: 1638 RVA: 0x0002395C File Offset: 0x00021B5C
+		public TlsClientCertificateVerify(Context context)
+			: base(context, HandshakeType.CertificateVerify)
+		{
+		}
+
+		// Token: 0x06000667 RID: 1639 RVA: 0x00023968 File Offset: 0x00021B68
+		public override void Update()
+		{
+			base.Update();
+			base.Reset();
+		}
+
+		// Token: 0x06000668 RID: 1640 RVA: 0x00023978 File Offset: 0x00021B78
+		protected override void ProcessAsSsl3()
+		{
+			AsymmetricAlgorithm asymmetricAlgorithm = null;
+			ClientContext clientContext = (ClientContext)base.Context;
+			asymmetricAlgorithm = clientContext.SslStream.RaisePrivateKeySelection(clientContext.ClientSettings.ClientCertificate, clientContext.ClientSettings.TargetHost);
+			if (asymmetricAlgorithm == null)
+			{
+				throw new TlsException(AlertDescription.UserCancelled, "Client certificate Private Key unavailable.");
+			}
+			SslHandshakeHash sslHandshakeHash = new SslHandshakeHash(clientContext.MasterSecret);
+			sslHandshakeHash.TransformFinalBlock(clientContext.HandshakeMessages.ToArray(), 0, (int)clientContext.HandshakeMessages.Length);
+			byte[] array = null;
+			if (!(asymmetricAlgorithm is RSACryptoServiceProvider))
+			{
+				try
+				{
+					array = sslHandshakeHash.CreateSignature((RSA)asymmetricAlgorithm);
+				}
+				catch (NotImplementedException)
+				{
+				}
+			}
+			if (array == null)
+			{
+				RSA clientCertRSA = this.getClientCertRSA((RSA)asymmetricAlgorithm);
+				array = sslHandshakeHash.CreateSignature(clientCertRSA);
+			}
+			base.Write((short)array.Length);
+			this.Write(array, 0, array.Length);
+		}
+
+		// Token: 0x06000669 RID: 1641 RVA: 0x00023A68 File Offset: 0x00021C68
+		protected override void ProcessAsTls1()
+		{
+			AsymmetricAlgorithm asymmetricAlgorithm = null;
+			ClientContext clientContext = (ClientContext)base.Context;
+			asymmetricAlgorithm = clientContext.SslStream.RaisePrivateKeySelection(clientContext.ClientSettings.ClientCertificate, clientContext.ClientSettings.TargetHost);
+			if (asymmetricAlgorithm == null)
+			{
+				throw new TlsException(AlertDescription.UserCancelled, "Client certificate Private Key unavailable.");
+			}
+			MD5SHA1 md5SHA = new MD5SHA1();
+			md5SHA.ComputeHash(clientContext.HandshakeMessages.ToArray(), 0, (int)clientContext.HandshakeMessages.Length);
+			byte[] array = null;
+			if (!(asymmetricAlgorithm is RSACryptoServiceProvider))
+			{
+				try
+				{
+					array = md5SHA.CreateSignature((RSA)asymmetricAlgorithm);
+				}
+				catch (NotImplementedException)
+				{
+				}
+			}
+			if (array == null)
+			{
+				RSA clientCertRSA = this.getClientCertRSA((RSA)asymmetricAlgorithm);
+				array = md5SHA.CreateSignature(clientCertRSA);
+			}
+			base.Write((short)array.Length);
+			this.Write(array, 0, array.Length);
+		}
+
+		// Token: 0x0600066A RID: 1642 RVA: 0x00023B50 File Offset: 0x00021D50
+		private RSA getClientCertRSA(RSA privKey)
+		{
+			RSAParameters rsaparameters = default(RSAParameters);
+			RSAParameters rsaparameters2 = privKey.ExportParameters(true);
+			ASN1 asn = new ASN1(base.Context.ClientSettings.Certificates[0].GetPublicKey());
+			ASN1 asn2 = asn[0];
+			if (asn2 == null || asn2.Tag != 2)
+			{
+				return null;
+			}
+			ASN1 asn3 = asn[1];
+			if (asn3.Tag != 2)
+			{
+				return null;
+			}
+			rsaparameters.Modulus = this.getUnsignedBigInteger(asn2.Value);
+			rsaparameters.Exponent = asn3.Value;
+			rsaparameters.D = rsaparameters2.D;
+			rsaparameters.DP = rsaparameters2.DP;
+			rsaparameters.DQ = rsaparameters2.DQ;
+			rsaparameters.InverseQ = rsaparameters2.InverseQ;
+			rsaparameters.P = rsaparameters2.P;
+			rsaparameters.Q = rsaparameters2.Q;
+			int num = rsaparameters.Modulus.Length << 3;
+			RSAManaged rsamanaged = new RSAManaged(num);
+			rsamanaged.ImportParameters(rsaparameters);
+			return rsamanaged;
+		}
+
+		// Token: 0x0600066B RID: 1643 RVA: 0x00023C58 File Offset: 0x00021E58
+		private byte[] getUnsignedBigInteger(byte[] integer)
+		{
+			if (integer[0] == 0)
+			{
+				int num = integer.Length - 1;
+				byte[] array = new byte[num];
+				Buffer.BlockCopy(integer, 1, array, 0, num);
+				return array;
+			}
+			return integer;
+		}
+	}
+}