Type Alias SquashReadFunc 

pub type SquashReadFunc = Option<unsafe extern "C" fn(data_size: *mut usize, data: *mut u8, user_data: *mut c_void) -> Type>;

Aliased Type

pub enum SquashReadFunc {
    None,
    Some(unsafe extern "C" fn(*mut usize, *mut u8, *mut c_void) -> i32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut usize, *mut u8, *mut c_void) -> i32)

Some value of type T.