Type Alias windows_sys::Wdk::System::SystemServices::POB_PRE_OPERATION_CALLBACK

pub type POB_PRE_OPERATION_CALLBACK = Option<unsafe extern "system" fn(registrationcontext: *const c_void, operationinformation: *mut OB_PRE_OPERATION_INFORMATION) -> OB_PREOP_CALLBACK_STATUS>;

Required features: "Wdk_Foundation"

Aliased Type

enum POB_PRE_OPERATION_CALLBACK {
    None,
    Some(unsafe extern "system" fn(_: *const c_void, _: *mut OB_PRE_OPERATION_INFORMATION) -> i32),
}

Variants

None

No value.

Some(unsafe extern "system" fn(_: *const c_void, _: *mut OB_PRE_OPERATION_INFORMATION) -> i32)

Some value of type T.