public override void Attach(DatabaseParameterBuffer dpb, string dataSource, int port, string database, byte[] cryptKey)
{
try
{
SendAttachToBuffer(dpb, database);
XdrStream.Flush();
var response = ReadResponse();
while (response is CryptKeyCallbackReponse cryptResponse)
{
XdrStream.Write(IscCodes.op_crypt_key_callback);
XdrStream.WriteBuffer(cryptKey);
XdrStream.Flush();
response = ReadResponse();
}
ProcessAttachResponse(response as GenericResponse);
}
catch (IscException)
{
SafelyDetach();
throw;
}
catch (IOException ex)
{
SafelyDetach();
throw IscException.ForErrorCode(IscCodes.isc_net_write_err, ex);
}
AfterAttachActions();
}
protected void ProcessTrustedAuthResponse(SspiHelper sspiHelper, ref IResponse response)
{
while (response is AuthResponse)
{
byte[] authData = sspiHelper.GetClientSecurity(((AuthResponse)response).Data);
XdrStream.Write(IscCodes.op_trusted_auth);
XdrStream.WriteBuffer(authData);
XdrStream.Flush();
response = ReadResponse();
}
}
public IResponse ProcessCryptCallbackResponseIfNeeded(IResponse response, byte[] cryptKey)
{
while (response is CryptKeyCallbackResponse cryptResponse)
{
XdrStream.Write(IscCodes.op_crypt_key_callback);
XdrStream.WriteBuffer(cryptKey);
XdrStream.Flush();
response = ReadResponse();
}
return(response);
}
protected override void SendCreateToBuffer(DatabaseParameterBuffer dpb, string database)
{
XdrStream.Write(IscCodes.op_create);
XdrStream.Write(0);
if (AuthData != null)
{
dpb.Append(IscCodes.isc_dpb_specific_auth_data, AuthData);
}
dpb.Append(IscCodes.isc_dpb_utf8_filename, 0);
XdrStream.WriteBuffer(Encoding.UTF8.GetBytes(database));
XdrStream.WriteBuffer(dpb.ToArray());
}
protected override void SendCreateToBuffer(DatabaseParameterBuffer dpb, string database)
{
XdrStream.Write(IscCodes.op_create);
XdrStream.Write(0);
if (!string.IsNullOrEmpty(Password))
{
dpb.Append(IscCodes.isc_dpb_password, Password);
}
dpb.Append(IscCodes.isc_dpb_utf8_filename, 0);
XdrStream.WriteBuffer(Encoding.UTF8.GetBytes(database));
XdrStream.WriteBuffer(dpb.ToArray());
}
protected void SendCancelOperationToBuffer(int kind)
{
XdrStream.Write(IscCodes.op_cancel);
XdrStream.Write(kind);
}