自定义asp.net2.0权限提供程序SqlMembershipProvider

;   cmd.Parameters.Add(CreateInputParam("@NewPassword", SqlDbType.NVarChar, pass));
                    cmd.Parameters.Add(CreateInputParam("@PasswordSalt", SqlDbType.NVarChar, salt));
                    cmd.Parameters.Add(CreateInputParam("@PasswordFormat", SqlDbType.Int, passwordFormat));
                    cmd.Parameters.Add(CreateInputParam("@CurrentTimeUtc", SqlDbType.DateTime, DateTime.UtcNow));

                    SqlParameter p = new SqlParameter("@ReturnValue", SqlDbType.Int);
                    p.Direction = ParameterDirection.ReturnValue;
                    cmd.Parameters.Add(p);

                    cmd.ExecuteNonQuery();

                    status =  ( ( p.Value != null ) ? ( ( int )p.Value ) : -1 );

                    if ( status != 0 )
                    {
                        string errText = GetExceptionText( status );

                        if ( IsStatusDueToBadPassword( status ) )
                        {
                            throw new MembershipPasswordException( errText );
                        }
                        else
                        {
                    &