UADP Message

Common Fields

The following fields are common to all UADP messages:

• PublisherId (number|string) (optional)

• PublisherIdType (optional) if absent will be detected from PublisherId

• DataSetClassId (guid) (optional)

• GroupHeader (optional)

  • WriterGroupId (uint16)

  • GroupVersion (uint32)

  • NetworkMessageNumber (uint16)

  • SequenceNumber (uint16)

• TimeStamp (datetime)

• Picoseconds (uint16)

• SecurityHeader

  • NetworkMessageSignedEnabled

  • NetworkMessageEncryptedEnabled

  • SecurityFooterEnabled

  • ForceKeyResetEnabled

  • SecurityTokenID

  • MessageNonce

  • SecurityFooterSize

• DataSetMessages**(array) | **DiscoveryAnouncement

• SecurityFooter

• Signature

UADP DataSetMessage

• DataSetWriterId

• DataSetMessageSequenceNumber

• Timestamp (datetime)

• PicoSeconds (uint16)

• Status (uint16)

• ConfigurationVersionMajorVersion (uint16)

• ConfigurationVersionMinorVersion (uint16)

• DataSetMessageType (bit4)

• FieldEncoding (bit2)

• Fields (array)

  • Index

  • Value

• PaggingSize (number)

• Padding

UADP AnnouncementMessage

DATASET_METADATA

• DiscoveryAnouncement (table) * AnnouncementType uadp.announcementType.DATASET_METADATA * SequenceNumber (uint16)

  • DatasetMetadata (table)

    • DataSetWriterId

    • StatusCode

    • Metadata (table)

      • Namespaces (array,string)

      • StructureDataTypes

      • EnumDataTypes

      • SimpleDataTypes

      • Name (string)

      • Description (LocalizableText)

      • DataSetClassId (guid)

      • ConfigurationVersion (table)

        • MajorVersion

        • MinorVersion

      • Fields (array of tables)

        • Name (string)

        • Description (LocalizableText)

        • FieldFlags

        • BuiltInType

        • DataType

        • ValueRank

        • ArrayDimensions

        • MaxStringLength

        • DataSetFieldId (guid)

        • Properties (array of tables)

          • Name

          • Value