Microsoft.Protocols.TestTools.StackSdk.RemoteDesktop.Rdpbcgr.RdpbcgrDecoder.GetSecurityHeaderTypeByContext C# (CSharp) Method

        private SecurityHeaderType GetSecurityHeaderTypeByContext()
        {
            SecurityHeaderType securityHeaderType;
            switch (clientContext.RdpEncryptionLevel)
            {
                case EncryptionLevel.ENCRYPTION_LEVEL_NONE:
                    securityHeaderType = SecurityHeaderType.None;
                    break;

                case EncryptionLevel.ENCRYPTION_LEVEL_LOW:
                    securityHeaderType = SecurityHeaderType.Basic;
                    break;

                case EncryptionLevel.ENCRYPTION_LEVEL_CLIENT_COMPATIBLE:
                case EncryptionLevel.ENCRYPTION_LEVEL_HIGH:
                case EncryptionLevel.ENCRYPTION_LEVEL_FIPS:
                    // The following logic is implemented according to actual situation observed,
                    // since related TD section is involved with [TDI #39940]
                    if (clientContext.RdpEncryptionMethod == EncryptionMethods.ENCRYPTION_METHOD_40BIT
                        || clientContext.RdpEncryptionMethod == EncryptionMethods.ENCRYPTION_METHOD_56BIT
                        || clientContext.RdpEncryptionMethod == EncryptionMethods.ENCRYPTION_METHOD_128BIT)
                    {
                        securityHeaderType = SecurityHeaderType.NonFips;
                    }
                    else if (clientContext.RdpEncryptionMethod == EncryptionMethods.ENCRYPTION_METHOD_FIPS)
                    {
                        securityHeaderType = SecurityHeaderType.Fips;
                    }
                    else
                    {
                        securityHeaderType = SecurityHeaderType.None;
                    }
                    break;

                default:
                    throw new FormatException(ConstValue.ERROR_MESSAGE_ENUM_UNRECOGNIZED);
            }
            return securityHeaderType;
        }