40 lines
813 B
JavaScript
40 lines
813 B
JavaScript
function ivToStr(iv) {
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let hexStr = '';
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for (const i in iv) {
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if (iv[i] < 16) {
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hexStr += '0' + iv[i].toString(16);
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} else {
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hexStr += iv[i].toString(16);
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}
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}
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window.hexStr = hexStr;
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return hexStr;
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}
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function strToIv(str) {
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const iv = new Uint8Array(16);
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for (let i = 0; i < str.length; i += 2) {
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iv[i / 2] = parseInt(str.charAt(i) + str.charAt(i + 1), 16);
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}
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return iv;
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}
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function notify(str) {
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if (!('Notification' in window)) {
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return;
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} else if (Notification.permission === 'granted') {
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new Notification(str);
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} else if (Notification.permission !== 'denied') {
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Notification.requestPermission(function(permission) {
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if (permission === 'granted') new Notification(str);
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});
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}
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}
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module.exports = {
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ivToStr,
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strToIv,
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notify
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};
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