Type Alias LPOCNCONNPROCA 

pub type LPOCNCONNPROCA = Option<unsafe extern "C" fn(arg1: SCARDCONTEXT, arg2: LPSTR, arg3: LPSTR, arg4: PVOID) -> SCARDHANDLE>;

Aliased Type

pub enum LPOCNCONNPROCA {
    None,
    Some(unsafe extern "C" fn(u64, *mut i8, *mut i8, *mut c_void) -> u64),
}

Variants

None

No value.

Some(unsafe extern "C" fn(u64, *mut i8, *mut i8, *mut c_void) -> u64)

Some value of type T.