From f2e66e2774b091c690657006d3d24cb7172a9312 Mon Sep 17 00:00:00 2001
From: Ranieri Althoff <ranisalt@gmail.com>
Date: Sun, 29 Oct 2023 18:44:14 +0100
Subject: [PATCH] Add benchmark for Argon2

---
 benchmark/crypto/argon2.js | 51 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 benchmark/crypto/argon2.js

diff --git a/benchmark/crypto/argon2.js b/benchmark/crypto/argon2.js
new file mode 100644
index 00000000000000..c3751d1332322b
--- /dev/null
+++ b/benchmark/crypto/argon2.js
@@ -0,0 +1,51 @@
+'use strict';
+
+const common = require('../common.js');
+const assert = require('node:assert');
+const {
+  argon2,
+  argon2Sync,
+} = require('node:crypto');
+
+const bench = common.createBenchmark(main, {
+  sync: [0, 1],
+  size: [32, 64, 1024],
+  pass: ['a', 'secret', 'this-is-a-much-longer-password'],
+  saltlen: [8, 16, 32],
+  algorithm: ['ARGON2D', 'ARGON2I', 'ARGON2ID'],
+  secretlen: [0, 8],
+  adlen: [0, 12],
+  iter: [2, 3, 4],
+  memcost: [64 << 10, 256 << 10],
+  n: [50],
+});
+
+function measureSync(n, size, pass, salt, options) {
+  bench.start();
+  for (let i = 0; i < n; ++i)
+    argon2Sync(pass, salt, size, options);
+  bench.end(n);
+}
+
+function measureAsync(n, size, pass, salt, options) {
+  let remaining = n;
+  function done(err) {
+    assert.ifError(err);
+    if (--remaining === 0)
+      bench.end(n);
+  }
+  bench.start();
+  for (let i = 0; i < n; ++i)
+    argon2(pass, salt, size, options, done);
+}
+
+function main({ n, sync, size, pass, saltlen, secretlen, adlen, ...options }) {
+  const salt = Buffer.alloc(saltlen, 0x01);
+  const secret = Buffer.alloc(secretlen, 0x02);
+  const ad = Buffer.alloc(adlen, 0x03);
+  options = { ...options, secret, ad };
+  if (sync)
+    measureSync(n, size, pass, salt, options);
+  else
+    measureAsync(n, size, pass, salt, options);
+}