scripts

2026-06-04 11:42:34 +02:00
parent f39ba70a9f
commit e720b98cd1
7488 changed files with 2493818 additions and 0 deletions
@@ -0,0 +1,100 @@
+using System;
+
+namespace Mono.Security.Protocol.Tls.Handshake.Server
+{
+	// Token: 0x020000B5 RID: 181
+	internal class TlsClientHello : HandshakeMessage
+	{
+		// Token: 0x060006A5 RID: 1701 RVA: 0x000254A0 File Offset: 0x000236A0
+		public TlsClientHello(Context context, byte[] buffer)
+			: base(context, HandshakeType.ClientHello, buffer)
+		{
+		}
+
+		// Token: 0x060006A6 RID: 1702 RVA: 0x000254AC File Offset: 0x000236AC
+		public override void Update()
+		{
+			base.Update();
+			this.selectCipherSuite();
+			this.selectCompressionMethod();
+			base.Context.SessionId = this.sessionId;
+			base.Context.ClientRandom = this.random;
+			base.Context.ProtocolNegotiated = true;
+		}
+
+		// Token: 0x060006A7 RID: 1703 RVA: 0x000254FC File Offset: 0x000236FC
+		protected override void ProcessAsSsl3()
+		{
+			this.ProcessAsTls1();
+		}
+
+		// Token: 0x060006A8 RID: 1704 RVA: 0x00025504 File Offset: 0x00023704
+		protected override void ProcessAsTls1()
+		{
+			this.processProtocol(base.ReadInt16());
+			this.random = base.ReadBytes(32);
+			this.sessionId = base.ReadBytes((int)base.ReadByte());
+			this.cipherSuites = new short[(int)(base.ReadInt16() / 2)];
+			for (int i = 0; i < this.cipherSuites.Length; i++)
+			{
+				this.cipherSuites[i] = base.ReadInt16();
+			}
+			this.compressionMethods = new byte[(int)base.ReadByte()];
+			for (int j = 0; j < this.compressionMethods.Length; j++)
+			{
+				this.compressionMethods[j] = base.ReadByte();
+			}
+		}
+
+		// Token: 0x060006A9 RID: 1705 RVA: 0x000255B0 File Offset: 0x000237B0
+		private void processProtocol(short protocol)
+		{
+			SecurityProtocolType securityProtocolType = base.Context.DecodeProtocolCode(protocol);
+			if ((securityProtocolType & base.Context.SecurityProtocolFlags) == securityProtocolType || (base.Context.SecurityProtocolFlags & SecurityProtocolType.Default) == SecurityProtocolType.Default)
+			{
+				base.Context.SecurityProtocol = securityProtocolType;
+				base.Context.SupportedCiphers.Clear();
+				base.Context.SupportedCiphers = null;
+				base.Context.SupportedCiphers = CipherSuiteFactory.GetSupportedCiphers(securityProtocolType);
+				return;
+			}
+			throw new TlsException(AlertDescription.ProtocolVersion, "Incorrect protocol version received from server");
+		}
+
+		// Token: 0x060006AA RID: 1706 RVA: 0x00025644 File Offset: 0x00023844
+		private void selectCipherSuite()
+		{
+			for (int i = 0; i < this.cipherSuites.Length; i++)
+			{
+				int num;
+				if ((num = base.Context.SupportedCiphers.IndexOf(this.cipherSuites[i])) != -1)
+				{
+					base.Context.Negotiating.Cipher = base.Context.SupportedCiphers[num];
+					break;
+				}
+			}
+			if (base.Context.Negotiating.Cipher == null)
+			{
+				throw new TlsException(AlertDescription.InsuficientSecurity, "Insuficient Security");
+			}
+		}
+
+		// Token: 0x060006AB RID: 1707 RVA: 0x000256D4 File Offset: 0x000238D4
+		private void selectCompressionMethod()
+		{
+			base.Context.CompressionMethod = SecurityCompressionType.None;
+		}
+
+		// Token: 0x0400032A RID: 810
+		private byte[] random;
+
+		// Token: 0x0400032B RID: 811
+		private byte[] sessionId;
+
+		// Token: 0x0400032C RID: 812
+		private short[] cipherSuites;
+
+		// Token: 0x0400032D RID: 813
+		private byte[] compressionMethods;
+	}
+}