scripts

2026-06-04 11:42:34 +02:00
parent f39ba70a9f
commit e720b98cd1
7488 changed files with 2493818 additions and 0 deletions
@@ -0,0 +1,63 @@
+using System;
+using System.Security.Cryptography;
+using Mono.Security.Cryptography;
+
+namespace Mono.Security.Protocol.Tls.Handshake.Client
+{
+	// Token: 0x020000B1 RID: 177
+	internal class TlsServerKeyExchange : HandshakeMessage
+	{
+		// Token: 0x06000694 RID: 1684 RVA: 0x00024C2C File Offset: 0x00022E2C
+		public TlsServerKeyExchange(Context context, byte[] buffer)
+			: base(context, HandshakeType.ServerKeyExchange, buffer)
+		{
+			this.verifySignature();
+		}
+
+		// Token: 0x06000695 RID: 1685 RVA: 0x00024C40 File Offset: 0x00022E40
+		public override void Update()
+		{
+			base.Update();
+			base.Context.ServerSettings.ServerKeyExchange = true;
+			base.Context.ServerSettings.RsaParameters = this.rsaParams;
+			base.Context.ServerSettings.SignedParams = this.signedParams;
+		}
+
+		// Token: 0x06000696 RID: 1686 RVA: 0x00024C90 File Offset: 0x00022E90
+		protected override void ProcessAsSsl3()
+		{
+			this.ProcessAsTls1();
+		}
+
+		// Token: 0x06000697 RID: 1687 RVA: 0x00024C98 File Offset: 0x00022E98
+		protected override void ProcessAsTls1()
+		{
+			this.rsaParams = default(RSAParameters);
+			this.rsaParams.Modulus = base.ReadBytes((int)base.ReadInt16());
+			this.rsaParams.Exponent = base.ReadBytes((int)base.ReadInt16());
+			this.signedParams = base.ReadBytes((int)base.ReadInt16());
+		}
+
+		// Token: 0x06000698 RID: 1688 RVA: 0x00024CF4 File Offset: 0x00022EF4
+		private void verifySignature()
+		{
+			MD5SHA1 md5SHA = new MD5SHA1();
+			int num = this.rsaParams.Modulus.Length + this.rsaParams.Exponent.Length + 4;
+			TlsStream tlsStream = new TlsStream();
+			tlsStream.Write(base.Context.RandomCS);
+			tlsStream.Write(base.ToArray(), 0, num);
+			md5SHA.ComputeHash(tlsStream.ToArray());
+			tlsStream.Reset();
+			if (!md5SHA.VerifySignature(base.Context.ServerSettings.CertificateRSA, this.signedParams))
+			{
+				throw new TlsException(AlertDescription.DecodeError, "Data was not signed with the server certificate.");
+			}
+		}
+
+		// Token: 0x04000327 RID: 807
+		private RSAParameters rsaParams;
+
+		// Token: 0x04000328 RID: 808
+		private byte[] signedParams;
+	}
+}