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/home/develito/.trash/v6/media/vendor/altcha/js/worker.js
(function(){"use strict";const d=new TextEncoder;function p(e){return[...new Uint8Array(e)].map(t=>t.toString(16).padStart(2,"0")).join("")}async function b(e,t,r){if(typeof crypto>"u"||!("subtle"in crypto)||!("digest"in crypto.subtle))throw new Error("Web Crypto is not available. Secure context is required (https://developer.mozilla.org/en-US/docs/Web/Security/Secure_Contexts).");return p(await crypto.subtle.digest(r.toUpperCase(),d.encode(e+t)))}function w(e,t,r="SHA-256",n=1e6,l=0){const o=new AbortController,a=Date.now();return{promise:(async()=>{for(let c=l;c<=n;c+=1){if(o.signal.aborted)return null;if(await b(t,c,r)===e)return{number:c,took:Date.now()-a}}return null})(),controller:o}}function h(e){const t=atob(e),r=new Uint8Array(t.length);for(let n=0;n<t.length;n++)r[n]=t.charCodeAt(n);return r}function g(e,t=12){const r=new Uint8Array(t);for(let n=0;n<t;n++)r[n]=e%256,e=Math.floor(e/256);return r}async function m(e,t="",r=1e6,n=0){const l="AES-GCM",o=new AbortController,a=Date.now(),s=async()=>{for(let i=n;i<=r;i+=1){if(o.signal.aborted||!c||!u)return null;try{const f=await crypto.subtle.decrypt({name:l,iv:g(i)},c,u);if(f)return{clearText:new TextDecoder().decode(f),took:Date.now()-a}}catch{}}return null};let c=null,u=null;try{u=h(e);const i=await crypto.subtle.digest("SHA-256",d.encode(t));c=await crypto.subtle.importKey("raw",i,l,!1,["decrypt"])}catch{return{promise:Promise.reject(),controller:o}}return{promise:s(),controller:o}}let y;onmessage=async e=>{const{type:t,payload:r,start:n,max:l}=e.data;let o=null;if(t==="abort")y?.abort(),y=void 0;else if(t==="work"){if("obfuscated"in r){const{key:a,obfuscated:s}=r||{};o=await m(s,a,l,n)}else{const{algorithm:a,challenge:s,salt:c}=r||{};o=w(s,c,a,l,n)}y=o.controller,o.promise.then(a=>{self.postMessage(a&&{...a,worker:!0})})}}})();
