mirror of
https://github.com/kkapsner/CanvasBlocker
synced 2024-11-01 02:48:44 +01:00
25 lines
548 B
JavaScript
25 lines
548 B
JavaScript
|
const testAPI = function(){
|
||
|
|
"use strict";
|
||
|
|
|
||
|
|
function bufferToString(hash){
|
||
|
|
const chunks = [];
|
||
|
|
(new Uint32Array(hash)).forEach(function(num){
|
||
|
|
chunks.push(num.toString(16));
|
||
|
|
});
|
||
|
|
return chunks.map(function(chunk){
|
||
|
|
return "0".repeat(8 - chunk.length) + chunk;
|
||
|
|
}).join("");
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
return {
|
||
|
|
hash: async function(input){
|
||
|
|
const buffer = ((typeof input) === "string")?
|
||
|
|
new TextEncoder("utf-8").encode(input):
|
||
|
|
input;
|
||
|
|
const hash = await crypto.subtle.digest("SHA-256", buffer);
|
||
|
|
return bufferToString(hash);
|
||
|
|
}
|
||
|
|
};
|
||
|
|
}();
|