Function safe_app::ffi::mdata_info::mdata_info_serialise

#[no_mangle]
pub unsafe extern "C" fn mdata_info_serialise(
    app: *const App, 
    info_h: MDataInfoHandle, 
    user_data: *mut c_void, 
    o_cb: extern "C" fn(_: *mut c_void, _: FfiResult, _: *const u8, _: usize)
)

Serialise MDataInfo.

Callback parameters: user data, error code, serialised mdata info