send/frontend/src/utils.js

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461 B
JavaScript
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2017-06-02 03:59:27 +00:00
function ivToStr(iv) {
let hexStr = '';
for (let i in iv) {
if (iv[i] < 16) {
hexStr += '0' + iv[i].toString(16);
} else {
hexStr += iv[i].toString(16);
}
}
window.hexStr = hexStr;
return hexStr;
}
function strToIv(str) {
let iv = new Uint8Array(16);
for (let i = 0; i < str.length; i += 2) {
iv[i / 2] = parseInt(str.charAt(i) + str.charAt(i + 1), 16);
}
return iv;
}
module.exports = {
ivToStr,
strToIv
};