The WINBIO_DATA structure specifies data in IOCTL payloads.
Specifies the size, in bytes, of the payload.
Specifies an array that contains the payload. Frequently this member contains a structure of type WINBIO_BIR.
The WINBIO_DATA structure associates a length, in bytes, with an arbitrary block of contiguous memory.
|Available in Windows 7 and later versions of Windows.|