PidTagAttachAdditionalInformation Canonical Property

Applies to: Outlook 2013 | Outlook 2016

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

MAPI Properties

MAPI Canonical Properties

Mapping Canonical Property Names to MAPI Names

Mapping MAPI Names to Canonical Property Names