pub unsafe extern "C" fn TRUST_TOKEN_generate_key( method: *const TRUST_TOKEN_METHOD, out_priv_key: *mut u8, out_priv_key_len: *mut usize, max_priv_key_len: usize, out_pub_key: *mut u8, out_pub_key_len: *mut usize, max_pub_key_len: usize, id: u32) -> c_int