Type Alias windows_sys::Wdk::System::SystemServices::PIOMMU_INTERFACE_STATE_CHANGE_CALLBACK

pub type PIOMMU_INTERFACE_STATE_CHANGE_CALLBACK = Option<unsafe extern "system" fn()>;

Aliased Type

enum PIOMMU_INTERFACE_STATE_CHANGE_CALLBACK {
    None,
    Some(unsafe extern "system" fn()),
}

Variants

None

No value.

Some(unsafe extern "system" fn())

Some value of type T.