bigint-crypto-utils/dist/bundles/iife.js

2 lines
6.0 KiB
JavaScript

var bigintCryptoUtils=function(n){"use strict";function t(n){return n>=0?n:-n}function e(n){if("number"==typeof n&&(n=BigInt(n)),1n===n)return 1;let t=1;do{t++}while((n>>=1n)>1n);return t}function r(n,t){if("number"==typeof n&&(n=BigInt(n)),"number"==typeof t&&(t=BigInt(t)),n<=0n||t<=0n)throw new RangeError("a and b MUST be > 0");let e=0n,r=1n,o=1n,i=0n;for(;0n!==n;){const s=t/n,u=t%n,f=e-o*s,c=r-i*s;t=n,n=u,e=o,r=i,o=f,i=c}return{g:t,x:e,y:r}}function o(n,e){let r="number"==typeof n?BigInt(t(n)):t(n),o="number"==typeof e?BigInt(t(e)):t(e);if(0n===r)return o;if(0n===o)return r;let i=0n;for(;0n===(1n&(r|o));)r>>=1n,o>>=1n,i++;for(;0n===(1n&r);)r>>=1n;do{for(;0n===(1n&o);)o>>=1n;if(r>o){const n=r;r=o,o=n}o-=r}while(0n!==o);return r<<i}function i(n,t){if("number"==typeof n&&(n=BigInt(n)),"number"==typeof t&&(t=BigInt(t)),t<=0n)throw new RangeError("n must be > 0");const e=n%t;return e<0n?e+t:e}function s(n,t){const e=r(i(n,t),t);if(1n!==e.g)throw new RangeError(`${n.toString()} does not have inverse modulo ${t.toString()}`);return i(e.x,t)}function u(n,e,r){if("number"==typeof n&&(n=BigInt(n)),"number"==typeof e&&(e=BigInt(e)),"number"==typeof r&&(r=BigInt(r)),r<=0n)throw new RangeError("n must be > 0");if(1n===r)return 0n;if(n=i(n,r),e<0n)return s(u(n,t(e),r),r);let o=1n;for(;e>0;)e%2n===1n&&(o=o*n%r),e/=2n,n=n**2n%r;return o}function f(n){let t=0n;for(const e of n.values()){t=(t<<8n)+BigInt(e)}return t}function c(n,t=!1){if(n<1)throw new RangeError("byteLength MUST be > 0");return new Promise((function(e,r){{const r=new Uint8Array(n);self.crypto.getRandomValues(r),t&&(r[0]=128|r[0]),e(r)}}))}function a(n,t=!1){if(n<1)throw new RangeError("byteLength MUST be > 0");{const e=new Uint8Array(n);return self.crypto.getRandomValues(e),t&&(e[0]=128|e[0]),e}}function g(n,t=!1){if(n<1)throw new RangeError("bitLength MUST be > 0");const e=Math.ceil(n/8),r=n%8;return new Promise(((n,o)=>{c(e,!1).then((function(e){if(0!==r&&(e[0]=e[0]&2**r-1),t){const n=0!==r?2**(r-1):128;e[0]=e[0]|n}n(e)}))}))}function m(n,t=!1){if(n<1)throw new RangeError("bitLength MUST be > 0");const e=a(Math.ceil(n/8),!1),r=n%8;if(0!==r&&(e[0]=e[0]&2**r-1),t){const n=0!==r?2**(r-1):128;e[0]=e[0]|n}return e}function l(n,t=1n){if(n<=t)throw new RangeError("Arguments MUST be: max > min");const r=n-t,o=e(r);let i;do{i=f(m(o))}while(i>r);return i+t}let w=!1;function d(n,t=16,e=!1){if("number"==typeof n&&(n=BigInt(n)),n<0n)throw RangeError("w MUST be >= 0");return new Promise(((e,r)=>{const o=new Worker(h());o.onmessage=n=>{o.terminate(),e(n.data.isPrime)},o.onmessageerror=n=>{r(n)};const i={rnd:n,iterations:t,id:0};o.postMessage(i)}))}function b(n,t){if(2n===n)return!0;if(0n===(1n&n)||1n===n)return!1;const 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t=0;t<e.length&&e[t]<=n;t++){const r=e[t];if(n===r)return!0;if(n%r===0n)return!1}let r=0n;const o=n-1n;let i=o;for(;i%2n===0n;)i/=2n,++r;const s=o/2n**r;do{let t=u(l(o,2n),s,n);if(1n===t||t===o)continue;let e=1;for(;e<r&&(t=u(t,2n,n),t!==o);){if(1n===t)return!1;e++}if(t!==o)return!1}while(0!=--t);return!0}function h(){let n=`'use strict';const ${r.name}=${r.toString()};const ${s.name}=${s.toString()};const ${u.name}=${u.toString()};const ${i.name}=${i.toString()};const ${m.name}=${m.toString()};const ${a.name}=${a.toString()};const ${l.name}=${l.toString()};const ${d.name}=${b.toString()};${e.toString()};${f.toString()};`;return n+=`onmessage=async function(_e){const _m={isPrime:await ${d.name}(_e.data.rnd,_e.data.iterations),value:_e.data.rnd,id:_e.data.id};postMessage(_m);}`,function(n){n=`(() => {${n}})()`;const t=new Blob([n],{type:"text/javascript"});return window.URL.createObjectURL(t)}(n)}return void 0!==self.Worker&&(w=!0),n.abs=t,n.bitLength=e,n.eGcd=r,n.gcd=o,n.isProbablyPrime=d,n.lcm=function(n,e){return"number"==typeof n&&(n=BigInt(n)),"number"==typeof e&&(e=BigInt(e)),0n===n&&0n===e?BigInt(0):t(n/o(n,e)*e)},n.max=function(n,t){return n>=t?n:t},n.min=function(n,t){return n>=t?t:n},n.modInv=s,n.modPow=u,n.prime=function(n,t=16){if(n<1)throw new RangeError("bitLength MUST be > 0");if(!w){let e=0n;do{e=f(m(n,!0))}while(!b(e,t));return new Promise((n=>{n(e)}))}return new Promise(((e,r)=>{const o=[],i=(r,i)=>{if(r.isPrime){for(let n=0;n<o.length;n++)o[n].terminate();for(;o.length>0;)o.pop();e(r.value)}else{const e=f(m(n,!0));try{const n={rnd:e,iterations:t,id:r.id};i.postMessage(n)}catch(n){}}};{const n=h();for(let t=0;t<self.navigator.hardwareConcurrency-1;t++){const t=new Worker(n);t.onmessage=n=>i(n.data,t),o.push(t)}}for(let e=0;e<o.length;e++)g(n,!0).then((function(n){const r=f(n);o[e].postMessage({rnd:r,iterations:t,id:e})})).catch(r)}))},n.primeSync=function(n,t=16){if(n<1)throw new RangeError("bitLength MUST be > 0");let e=0n;do{e=f(m(n,!0))}while(!b(e,t));return e},n.randBetween=l,n.randBits=g,n.randBitsSync=m,n.randBytes=c,n.randBytesSync=a,n.toZn=i,Object.defineProperty(n,"__esModule",{value:!0}),n}({});