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PidTagAttachAdditionalInformation Canonical Property

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Provides file type information for a non-Windows attachment.

Associated properties:

PR_ATTACH_ADDITIONAL_INFO

Identifier:

0x370F

Data type:

PT_BINARY

Area:

Message attachment

Remarks

This property provides metadata about a particular attachment based on the attachment's encoding. For example, when the PR_ATTACH_ENCODING (PidTagAttachEncoding) property contains MacBinary, PR_ATTACH_ADDITIONAL_INFO contains a string that represents the Macintosh file creator and file type, formatted as ":CREA:TYPE" for the encoded Macintosh file.

Protocol Specifications

  • [MS-OXCMSG]
    Handles message and attachment objects.

Header Files

  • Mapidefs.h
    Provides data type definitions.

  • Mapitags.h
    Contains definitions of properties listed as alternate names.

See Also

Concepts

MAPI Properties

MAPI Canonical Properties

Mapping Canonical Property Names to MAPI Names

Mapping MAPI Names to Canonical Property Names