init commit

output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Crypto/Tls/TlsKeyExchange.cs

@@ -0,0 +1,36 @@
+using System.IO;
+
+namespace Org.BouncyCastle.Crypto.Tls;
+
+public interface TlsKeyExchange
+{
+	bool RequiresServerKeyExchange { get; }
+
+	void Init(TlsContext context);
+
+	void SkipServerCredentials();
+
+	void ProcessServerCredentials(TlsCredentials serverCredentials);
+
+	void ProcessServerCertificate(Certificate serverCertificate);
+
+	byte[] GenerateServerKeyExchange();
+
+	void SkipServerKeyExchange();
+
+	void ProcessServerKeyExchange(Stream input);
+
+	void ValidateCertificateRequest(CertificateRequest certificateRequest);
+
+	void SkipClientCredentials();
+
+	void ProcessClientCredentials(TlsCredentials clientCredentials);
+
+	void ProcessClientCertificate(Certificate clientCertificate);
+
+	void GenerateClientKeyExchange(Stream output);
+
+	void ProcessClientKeyExchange(Stream input);
+
+	byte[] GeneratePremasterSecret();
+}