Files
aes-gcm-stream/examples/bench.rs

89 lines
2.8 KiB
Rust

use aes_gcm::{Aes256Gcm, KeyInit};
use aes_gcm::aead::{Aead, Nonce};
use benchmark_simple::{Bench, Options};
use aes_gcm_stream::{Aes128GcmStreamEncryptor, Aes192GcmStreamEncryptor, Aes256GcmStreamDecryptor, Aes256GcmStreamEncryptor};
fn test_aes128_encrypt(m: &mut [u8]) {
let key = [0u8; 16];
let nonce = [0u8; 12];
let mut encryptor = Aes128GcmStreamEncryptor::new(key, &nonce);
encryptor.update(m);
encryptor.finalize();
}
fn test_aes192_encrypt(m: &mut [u8]) {
let key = [0u8; 24];
let nonce = [0u8; 12];
let mut encryptor = Aes192GcmStreamEncryptor::new(key, &nonce);
encryptor.update(m);
encryptor.finalize();
}
fn test_aes256_encrypt(m: &mut [u8]) {
let key = [0u8; 32];
let nonce = [0u8; 12];
let mut encryptor = Aes256GcmStreamEncryptor::new(key, &nonce);
encryptor.update(m);
encryptor.finalize();
}
fn test_aes256_encrypted_and_decrypt(m: &mut [u8]) {
let key = [0u8; 32];
let nonce = [0u8; 12];
let mut encryptor = Aes256GcmStreamEncryptor::new(key.clone(), &nonce);
let mut encrypted = encryptor.update(m);
let (last_block, tag) = encryptor.finalize();
encrypted.extend_from_slice(&last_block);
encrypted.extend_from_slice(&tag);
let mut decryptor = Aes256GcmStreamDecryptor::new(key, &nonce);
let mut decrypted = decryptor.update(&encrypted);
let last_block = decryptor.finalize().expect("decrypt failed");
decrypted.extend_from_slice(&last_block);
assert_eq!(m, decrypted.as_slice());
}
fn test_aes256_encrypt_aesgcm(m: &mut [u8]) {
let key = [0u8; 32];
let nonce = [0u8; 12];
let cipher = Aes256Gcm::new_from_slice(&key).expect("new from key slice");
let mut n = Nonce::<Aes256Gcm>::default();
let mn: &mut [u8] = n.as_mut();
for i in 0..mn.len() { mn[i] = nonce[i]; }
cipher.encrypt(&n, &m[0..]).expect("decrypt");
}
fn main() {
let bench = Bench::new();
let mut m = vec![0xd0u8; 16384];
let options = &Options {
iterations: 1_000,
warmup_iterations: 1_00,
min_samples: 5,
max_samples: 10,
max_rsd: 1.0,
..Default::default()
};
let res = bench.run(options, || test_aes128_encrypt(&mut m));
println!("AES128 encrypt : {}", res.throughput(m.len() as _));
let res = bench.run(options, || test_aes192_encrypt(&mut m));
println!("AES192 encrypt : {}", res.throughput(m.len() as _));
let res = bench.run(options, || test_aes256_encrypt(&mut m));
println!("AES256 encrypt : {}", res.throughput(m.len() as _));
let res = bench.run(options, || test_aes256_encrypted_and_decrypt(&mut m));
println!("AES256 en/decrypt : {}", res.throughput(m.len() as _));
let res = bench.run(options, || test_aes256_encrypt_aesgcm(&mut m));
println!("AES256 encrypt aes-gcm : {}", res.throughput(m.len() as _));
}