private void SendKeyExchange()
{
var keyExchange = _cipherSuitesProvider.ResolveKeyExchange(_cipherSuiteConfig.CipherSuite);
var messages = keyExchange.GenerateClientHandshakeMessages();
foreach (var message in messages)
{
_writer.Write(message);
}
}
public IState Run()
{
_versionConfig.Version = TLSVersion.TLS1_2;
_randomConfig.Client = GenerateClientRandom();
var cipherSuites = _cipherSuitesProvider
.GetAllSupportedSuites(_cipherSuitesRegistry)
.ToArray();
var compressionMethods = new[] { CompressionMethod.Null };
var extensions = _serviceProvider.ResolveAllExtensions();
var extensionHellos = extensions.SelectMany(x => x.GenerateHelloExtensions()).ToArray();
//TODO session id is not supported
_sessionConfig.Id = new byte[0];
var message = new ClientHelloMessage(
version: _versionConfig.Version,
randomBytes: _randomConfig.Client,
sessionId: _sessionConfig.Id,
extensions: extensionHellos,
cipherSuites: cipherSuites,
compressionMethods: compressionMethods);
_writer.Write(message);
return(_serviceProvider.GetRequiredService <WaitingForServerHelloState>());
}
public IState Run()
{
foreach (var message in CreateMessages())
{
_writer.Write(message);
}
return(_serviceProvider.GetRequiredService <SentServerHelloState>());
}
public IState Run()
{
SecurityAssert.Assert(_handshakeFinishedService.Verify(_handshake));
_connection.WriteRecord(new Record(RecordType.ChangeCipherSpec, _versionConfig.Version, new byte[] { 1 }));
_connection.RecordWriterStrategy = _cipherSuitesProvider.GetRecordWriterStrategy(_serviceProvider, _cipherSuiteConfig.CipherSuite);
_writer.Write(_handshakeFinishedService.Generate());
return(_serviceProvider.GetRequiredService <ActiveState>());
}