Type Alias windows::Win32::Devices::BiometricFramework::PIBIO_STORAGE_OPEN_DATABASE_FN

pub type PIBIO_STORAGE_OPEN_DATABASE_FN = Option<unsafe extern "system" fn(pipeline: *mut WINBIO_PIPELINE, databaseid: *const GUID, filepath: PCWSTR, connectstring: PCWSTR) -> HRESULT>;

Aliased Type

enum PIBIO_STORAGE_OPEN_DATABASE_FN {
    None,
    Some(unsafe extern "system" fn(_: *mut WINBIO_PIPELINE, _: *const GUID, _: PCWSTR, _: PCWSTR) -> HRESULT),
}

Variants

None

No value.

Some(unsafe extern "system" fn(_: *mut WINBIO_PIPELINE, _: *const GUID, _: PCWSTR, _: PCWSTR) -> HRESULT)

Some value of type T.