public Server(EndPoint localEndPoint, List <TCipherSuite> supportedCipherSuites)
{
_LocalEndPoint = localEndPoint;
_Sessions = new Sessions();
_PSKIdentities = new PSKIdentities();
_SupportedCipherSuites = supportedCipherSuites;
}
public Client(EndPoint localEndPoint, List <TCipherSuite> supportedCipherSuites)
{
_LocalEndPoint = localEndPoint;
_PSKIdentities = new PSKIdentities();
_SupportedCipherSuites = supportedCipherSuites;
_HandshakeInfo.ClientRandom = new RandomData();
_HandshakeInfo.ClientRandom.Generate();
}
public ServerHandshake(Socket socket, int maxPacketSize, PSKIdentities pskIdentities, List <TCipherSuite> supportedCipherSuites, bool requireClientCertificate, DTLS.Server.ValidatePSKEventHandler validatePSK)
{
this._Socket = socket;
_ValidatePSK = validatePSK;
_MaxPacketSize = maxPacketSize;
_PSKIdentities = pskIdentities;
_SupportedCipherSuites = new Dictionary <TCipherSuite, object>();
_RequireClientCertificate = requireClientCertificate;
foreach (TCipherSuite item in supportedCipherSuites)
{
_SupportedCipherSuites.Add(item, null);
}
ServerVersion = new Version(1, 2);
}
public ServerHandshake(Socket socket, int maxPacketSize, PSKIdentities pskIdentities, List <TCipherSuite> supportedCipherSuites,
bool requireClientCertificate, ValidatePSKEventHandler validatePSK)
{
if (supportedCipherSuites == null)
{
throw new ArgumentNullException(nameof(supportedCipherSuites));
}
this._Socket = socket ?? throw new ArgumentNullException(nameof(socket));
this._PSKIdentities = pskIdentities ?? throw new ArgumentNullException(nameof(pskIdentities));
this._ValidatePSK = validatePSK;
this._MaxPacketSize = maxPacketSize;
this._RequireClientCertificate = requireClientCertificate;
this.ServerVersion = new Version(1, 2);
this._SupportedCipherSuites = new Dictionary <TCipherSuite, object>();
foreach (var item in supportedCipherSuites)
{
this._SupportedCipherSuites.Add(item, null);
}
}
public static bool SuiteUsable(TCipherSuite cipherSuite, Org.BouncyCastle.Crypto.AsymmetricKeyParameter privateKey, PSKIdentities pskIdentities, bool haveValidatePSKCallback)
{
bool result = false;
TKeyExchangeAlgorithm keyExchangeAlgorithm = GetKeyExchangeAlgorithm(cipherSuite);
switch (keyExchangeAlgorithm)
{
case TKeyExchangeAlgorithm.NotSet:
break;
case TKeyExchangeAlgorithm.PSK:
case TKeyExchangeAlgorithm.ECDHE_PSK:
result = haveValidatePSKCallback || ((pskIdentities != null) && (pskIdentities.Count > 0));
break;
case TKeyExchangeAlgorithm.ECDH_ECDSA:
case TKeyExchangeAlgorithm.ECDHE_ECDSA:
result = (privateKey != null);
break;
default:
break;
}
return(result);
}