Type Alias windows::Win32::Devices::BiometricFramework::PIBIO_STORAGE_QUERY_BY_CONTENT_FN

pub type PIBIO_STORAGE_QUERY_BY_CONTENT_FN = Option<unsafe extern "system" fn(pipeline: *mut WINBIO_PIPELINE, subfactor: u8, indexvector: *const u32, indexelementcount: usize) -> HRESULT>;

Aliased Type

enum PIBIO_STORAGE_QUERY_BY_CONTENT_FN {
    None,
    Some(unsafe extern "system" fn(_: *mut WINBIO_PIPELINE, _: u8, _: *const u32, _: usize) -> HRESULT),
}

Variants

None

No value.

Some(unsafe extern "system" fn(_: *mut WINBIO_PIPELINE, _: u8, _: *const u32, _: usize) -> HRESULT)

Some value of type T.