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3 changes: 3 additions & 0 deletions src/lib.rs
Original file line number Diff line number Diff line change
Expand Up @@ -266,5 +266,8 @@ cfg_if! {
/// significantly slower than a user-space CSPRNG; for the latter consider
/// [`rand::thread_rng`](https://docs.rs/rand/*/rand/fn.thread_rng.html).
pub fn getrandom(dest: &mut [u8]) -> Result<(), error::Error> {
if dest.is_empty() {
return Ok(())
}
imp::getrandom_inner(dest)
}