public DTLSTransport accept(TlsServer server, DatagramTransport transport) throws IOException {
if (server == null) {
throw new IllegalArgumentException("'server' cannot be null");
}
if (transport == null) {
throw new IllegalArgumentException("'transport' cannot be null");
}
SecurityParameters securityParameters = new SecurityParameters();
securityParameters.entity = ConnectionEnd.server;
securityParameters.serverRandom = TlsProtocol.createRandomBlock(secureRandom);
ServerHandshakeState state = new ServerHandshakeState();
state.server = server;
state.serverContext = new TlsServerContextImpl(secureRandom, securityParameters);
server.init(state.serverContext);
DTLSRecordLayer recordLayer =
new DTLSRecordLayer(transport, state.serverContext, server, ContentType.handshake);
// TODO Need to handle sending of HelloVerifyRequest without entering a full connection
try {
return serverHandshake(state, recordLayer);
} catch (TlsFatalAlert fatalAlert) {
recordLayer.fail(fatalAlert.getAlertDescription());
throw fatalAlert;
} catch (IOException e) {
recordLayer.fail(AlertDescription.internal_error);
throw e;
} catch (RuntimeException e) {
recordLayer.fail(AlertDescription.internal_error);
throw new TlsFatalAlert(AlertDescription.internal_error);
}
}
