#[no_mangle] pub extern "C" fn android_link_hack() {} #[no_mangle] pub extern fn print_something_from_rust() { println!("Ferris says hello!"); } #[no_mangle] pub extern fn get_a_value_from_rust() -> i32 { 42 } #[no_mangle] pub extern "system" fn Java_com_example_androidapp_JniShim_getValue() -> i32 { get_a_value_from_rust() }