Function micro_ecc_sys::uECC_sign_deterministic

pub unsafe extern "C" fn uECC_sign_deterministic(
    private_key: *const u8, 
    message_hash: *const u8, 
    hash_size: c_uint, 
    hash_context: *const uECC_HashContext, 
    signature: *mut u8, 
    curve: uECC_Curve
) -> c_int