Type Alias qpdf_write_fn_t 

pub type qpdf_write_fn_t = Option<unsafe extern "C" fn(data: *const c_char, len: usize, udata: *mut c_void) -> c_int>;

Aliased Type

pub enum qpdf_write_fn_t {
    None,
    Some(unsafe extern "C" fn(*const i8, usize, *mut c_void) -> i32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*const i8, usize, *mut c_void) -> i32)

Some value of type T.