INNER CODE UNIT · Rust

bench_read_1mb_aes_file

xoriors/rencfs · benches/crypto_read.rs:37

fn bench_read_1mb_aes_file(c: &mut Criterion) {
    let cipher = Cipher::Aes256Gcm;
    let len = 1024 * 1024;

    let mut key: Vec<u8> = vec![0; cipher.key_len()];
    rand::thread_rng().fill_bytes(&mut key);
    let key = SecretVec::new(Box::new(key));

    c.bench_function("bench_read_1mb_aes_file", |b| {
        b.iter(|| {
            let file = tempfile::tempfile().unwrap();
            let mut writer = crypto::create_write(file, cipher, &key);
            let mut cursor_random = io::Cursor::new(vec![0; len]);
            rand::thread_rng().fill_bytes(cursor_random.get_mut());
            cursor_random.seek(io::SeekFrom::Start(0)).unwrap();
            io::copy(&mut cursor_random, &mut writer).unwrap();
            black_box(&writer);
            writer.finish().unwrap();

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