/// <summary>
        /// Creates an PacClientInfo instance using the specified clientId and name.
        /// </summary>
        /// <param name="clientId">A FileTime that contains the Kerberos initial
        /// ticket-granting ticket TGT authentication time, as specified in [RFC4120]
        /// section 5.3.</param>
        /// <param name="name">The client's account name</param>
        /// <returns>The created PacClientInfo instance.</returns>
        public static PacClientInfo CreateClientInfoBuffer(_FILETIME clientId, string name)
        {
            PacClientInfo clientInfo = new PacClientInfo();

            clientInfo.NativePacClientInfo.ClientId   = clientId;
            clientInfo.NativePacClientInfo.Name       = name.ToCharArray();
            clientInfo.NativePacClientInfo.NameLength = (ushort)(name.Length * 2);

            return(clientInfo);
        }
        /// <summary>
        /// Create an instance of current class according to specified ulType_Values.
        /// </summary>
        /// <param name="ulType">The specified ulType_Values.</param>
        /// <returns>The created instance of current class.</returns>
        private static PacInfoBuffer CreatePacInfoBuffer(PAC_INFO_BUFFER_Type_Values ulType)
        {
            PacInfoBuffer pacInfoBuffer;

            switch (ulType)
            {
            case PAC_INFO_BUFFER_Type_Values.LogonInformation:
                pacInfoBuffer = new KerbValidationInfo();
                break;

            case PAC_INFO_BUFFER_Type_Values.CredentialsInformation:
                pacInfoBuffer = new PacCredentialInfo();
                break;

            case PAC_INFO_BUFFER_Type_Values.ServerChecksum:
                pacInfoBuffer = new PacServerSignature();
                break;

            case PAC_INFO_BUFFER_Type_Values.KdcChecksum:
                pacInfoBuffer = new PacKdcSignature();
                break;

            case PAC_INFO_BUFFER_Type_Values.ClientNameAndTicketInformation:
                pacInfoBuffer = new PacClientInfo();
                break;

            case PAC_INFO_BUFFER_Type_Values.ConstrainedDelegationInformation:
                pacInfoBuffer = new S4uDelegationInfo();
                break;

            case PAC_INFO_BUFFER_Type_Values.UpnAndDnsInformation:
                pacInfoBuffer = new UpnDnsInfo();
                break;

            case PAC_INFO_BUFFER_Type_Values.ClientClaimsInformation:
                pacInfoBuffer = new ClientClaimsInfo();
                break;

            case PAC_INFO_BUFFER_Type_Values.PacDeviceInfo:
                pacInfoBuffer = new PacDeviceInfo();
                break;

            case PAC_INFO_BUFFER_Type_Values.DeviceClaimsInformation:
                pacInfoBuffer = new DeviceClaimsInfo();
                break;

            default:
                throw new ArgumentOutOfRangeException("ulType");
            }
            return(pacInfoBuffer);
        }
        /// <summary>
        /// Create an instance of current class according to specified ulType_Values.
        /// </summary>
        /// <param name="ulType">The specified ulType_Values.</param>
        /// <returns>The created instance of current class.</returns>
        private static PacInfoBuffer CreatePacInfoBuffer(PAC_INFO_BUFFER_Type_Values ulType)
        {
            PacInfoBuffer pacInfoBuffer;
            switch (ulType)
            {
                case PAC_INFO_BUFFER_Type_Values.LogonInformation:
                    pacInfoBuffer = new KerbValidationInfo();
                    break;

                case PAC_INFO_BUFFER_Type_Values.CredentialsInformation:
                    pacInfoBuffer = new PacCredentialInfo();
                    break;

                case PAC_INFO_BUFFER_Type_Values.ServerChecksum:
                    pacInfoBuffer = new PacServerSignature();
                    break;

                case PAC_INFO_BUFFER_Type_Values.KdcChecksum:
                    pacInfoBuffer = new PacKdcSignature();
                    break;

                case PAC_INFO_BUFFER_Type_Values.ClientNameAndTicketInformation:
                    pacInfoBuffer = new PacClientInfo();
                    break;

                case PAC_INFO_BUFFER_Type_Values.ConstrainedDelegationInformation:
                    pacInfoBuffer = new S4uDelegationInfo();
                    break;

                case PAC_INFO_BUFFER_Type_Values.UpnAndDnsInformation:
                    pacInfoBuffer = new UpnDnsInfo();
                    break;

                case PAC_INFO_BUFFER_Type_Values.ClientClaimsInformation:
                    pacInfoBuffer = new ClientClaimsInfo();
                    break;

                case PAC_INFO_BUFFER_Type_Values.PacDeviceInfo:
                    pacInfoBuffer = new PacDeviceInfo();
                    break;
                case PAC_INFO_BUFFER_Type_Values.DeviceClaimsInformation:
                    pacInfoBuffer = new DeviceClaimsInfo();
                    break;
                default:
                    throw new ArgumentOutOfRangeException("ulType");
            }
            return pacInfoBuffer;
        }