The following flags are used by the Purpose member of the WINBIO_BIR_HEADER structure to specify the purpose for which the biometric information record (BIR) is intended or for which it is suitable.
Constant
Description
WINBIO_NO_PURPOSE_AVAILABLE
No purpose is specified.
WINBIO_PURPOSE_VERIFY
Verify the identity of a user.
WINBIO_PURPOSE_IDENTIFY
Identify a user.
WINBIO_PURPOSE_ENROLL
Enroll a user.
WINBIO_PURPOSE_ENROLL_FOR_VERIFICATION
Capture a biometric sample and determine whether the sample corresponds to the specified user identity.
WINBIO_PURPOSE_ENROLL_FOR_IDENTIFICATION
Capture a biometric sample and determine whether it matches an existing biometric template.
WINBIO_PURPOSE_AUDIT
Extra information that can be used for logging or for display. This value is ignored on input by all functions. On output, it will only be available if supported by the biometric unit and you specify WINBIO_DATA_FLAG_RAW in the Flags parameter of the WinBioCaptureSample function.