OPM_OMAC structure (ksopmapi.h)

Contains a Message Authentication Code (MAC) for an Output Protection Manager (OPM) message.

Syntax

typedef struct _OPM_OMAC {
  BYTE abOMAC[OPM_OMAC_SIZE];
} OPM_OMAC;

Members

abOMAC[OPM_OMAC_SIZE]

A buffer that contains the cryptographic MAC value of the message.

Requirements

Requirement Value
Minimum supported client Windows Vista [desktop apps only]
Minimum supported server Windows Server 2008 [desktop apps only]
Header ksopmapi.h (include Opmapi.h)

See also

OPM Structures

OPM_CONFIGURE_PARAMETERS

OPM_GET_INFO_PARAMETERS

OPM_REQUESTED_INFORMATION

Output Protection Manager