<html lang="en">
<head>
<meta charset="UTF-8">
<title>Crypto perf test</title>
<script src="https://cdn.rawgit.com/vibornoff/asmcrypto.js/release/asmcrypto.js"></script>
</head>
<body>
<!--button onclick="asmcr()">asmCrypto</button-->
<button onclick="webcr()">WebCrypto</button>
<pre id="pre"></pre>
</body>
</html>
var data = new Uint8Array(32);
var key = new Uint8Array(32);
var transformRounds = 10000;
for (var i = 0; i < 32; i++) {
data[i] = i;
key[i] = i + 1;
}
var now, webCrKey, webCrTimes, webCrParam, webCrData;
function webcr() {
now = performance.now();
webCrTimes = transformRounds;
webCrParam = { name: 'AES-CBC', iv: new Uint8Array(16) };
webCrData = data;
crypto.subtle.importKey('raw', key.buffer, { name: 'AES-CBC' }, false, ['encrypt']).then(function(encKey) {
webCrKey = encKey;
webCrRound();
});
}
function webCrRound() {
crypto.subtle.encrypt(webCrParam, webCrKey, webCrData).then(webCrResult);
}
function webCrResult(encData) {
//webCrData = encData;
if (--webCrTimes === 0) {
pre.innerHTML += '\nWebCrypto ' + Math.round(performance.now() - now) + 'ms: ' +
asmCrypto.bytes_to_base64(new Uint8Array(encData));
} else {
webCrRound();
}
}
Output
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