filer/src/shared.js

38 lines
734 B
JavaScript

define(function(require) {
require("crypto-js/rollups/sha256"); var Crypto = CryptoJS;
function guid() {
return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {
var r = Math.random()*16|0, v = c == 'x' ? r : (r&0x3|0x8);
return v.toString(16);
}).toUpperCase();
}
function hash(string) {
return Crypto.SHA256(string).toString(Crypto.enc.hex);
}
function nop() {}
/**
* Convert a Uint8Array to a regular array
*/
function u8toArray(u8) {
var array = [];
var len = u8.length;
for(var i = 0; i < len; i++) {
array[i] = u8[i];
}
return array;
}
return {
guid: guid,
hash: hash,
u8toArray: u8toArray,
nop: nop
};
});