Type Alias PCOPYFILE2_PROGRESS_ROUTINE 

pub type PCOPYFILE2_PROGRESS_ROUTINE = Option<unsafe extern "C" fn(pMessage: *const COPYFILE2_MESSAGE, pvCallbackContext: PVOID) -> COPYFILE2_MESSAGE_ACTION>;

Aliased Type

pub enum PCOPYFILE2_PROGRESS_ROUTINE {
    None,
    Some(unsafe extern "C" fn(*const COPYFILE2_MESSAGE, *mut c_void) -> u32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*const COPYFILE2_MESSAGE, *mut c_void) -> u32)

Some value of type T.