public void Login()
{
//socket is established already
//login
SendPacket(
new LoginPacket(
_parameters.ClientHostName,
_parameters.Username,
_parameters.Password,
_parameters.ProcessId,
_parameters.ApplicationName,
_parameters.Server,
"us_english",
_parameters.Charset,
"ADO.NET",
_environment.PacketSize,
new ClientCapabilityToken(_parameters.EnableServerPacketSize),
_parameters.EncryptPassword));
var ackHandler = new LoginTokenHandler();
var envChangeTokenHandler = new EnvChangeTokenHandler(_environment, _parameters.Charset);
var messageHandler = new MessageTokenHandler(EventNotifier);
ReceiveTokens(
ackHandler,
envChangeTokenHandler,
messageHandler);
messageHandler.AssertNoErrors();
if (!ackHandler.ReceivedAck)
{
IsDoomed = true;
throw new InvalidOperationException("No login ack found");
}
if (ackHandler.LoginStatus == LoginAckToken.LoginStatus.TDS_LOG_NEGOTIATE)
{
NegotiatePassword(ackHandler.Message.MessageId, ackHandler.Parameters.Parameters, _parameters.Password);
}
else if (ackHandler.LoginStatus != LoginAckToken.LoginStatus.TDS_LOG_SUCCEED)
{
throw new AseException("Login failed.\n", 4002); //just in case the server doesn't respond with an appropriate EED token
}
ServerVersion = ackHandler.Token.ProgramVersion;
Created = DateTime.UtcNow;
SetState(InternalConnectionState.Ready);
}
public void Login()
{
//socket is established already
//login
SendPacket(new LoginPacket(
_parameters.ClientHostName,
_parameters.Username,
_parameters.Password,
_parameters.ProcessId,
_parameters.ApplicationName,
_parameters.Server,
"us_english",
_parameters.Charset,
"ADO.NET",
_environment.PacketSize,
new CapabilityToken()));
var ackHandler = new LoginTokenHandler();
var messageHandler = new MessageTokenHandler();
ReceiveTokens(
ackHandler,
new EnvChangeTokenHandler(_environment),
messageHandler);
messageHandler.AssertNoErrors();
if (!ackHandler.ReceivedAck)
{
IsDoomed = true;
throw new InvalidOperationException("No login ack found");
}
ServerVersion = ackHandler.Token.ProgramVersion;
Created = DateTime.UtcNow;
SetState(InternalConnectionState.Ready);
}
private void DoEncrypt3Scheme(ParametersToken.Parameter[] parameters, string password)
{
var encryptedPassword = Encryption.EncryptPassword3((int)parameters[0].Value, (byte[])parameters[1].Value, (byte[])parameters[2].Value, Encoding.ASCII.GetBytes(password));
SendPacket(new NormalPacket(Encryption.BuildEncrypt3Tokens(encryptedPassword)));
// 5. Expect an ack
var ackHandler = new LoginTokenHandler();
var envChangeTokenHandler = new EnvChangeTokenHandler(_environment, _parameters.Charset);
var messageHandler = new MessageTokenHandler(EventNotifier);
ReceiveTokens(
ackHandler,
envChangeTokenHandler,
messageHandler);
messageHandler.AssertNoErrors();
if (ackHandler.LoginStatus != LoginAckToken.LoginStatus.TDS_LOG_SUCCEED)
{
throw new AseException("Login failed.\n", 4002); //just in case the server doesn't respond with an appropriate EED token
}
}
