bigint-crypto-utils/dist/bundles/esm.min.js

2 lines
6.7 KiB
JavaScript

function n(n){return n>=0?n:-n}function t(n){if("number"==typeof n&&(n=BigInt(n)),1n===n)return 1;let t=1;do{t++}while((n>>=1n)>1n);return t}function e(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 u=t/n,s=t%n,a=e-o*u,c=r-i*u;t=n,n=s,e=o,r=i,o=a,i=c}return{g:t,x:e,y:r}}function r(t,e){let r="number"==typeof t?BigInt(n(t)):n(t),o="number"==typeof e?BigInt(n(e)):n(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 o(t,e){return"number"==typeof t&&(t=BigInt(t)),"number"==typeof e&&(e=BigInt(e)),0n===t&&0n===e?BigInt(0):n(t/r(t,e)*e)}function i(n,t){return n>=t?n:t}function u(n,t){return n>=t?t:n}function s(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 a(n,t){const r=e(s(n,t),t);if(1n!==r.g)throw new RangeError(`${n.toString()} does not have inverse modulo ${t.toString()}`);return s(r.x,t)}function c(t,e,r){if("number"==typeof t&&(t=BigInt(t)),"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(t=s(t,r),e<0n)return a(c(t,n(e),r),r);let o=1n;for(;e>0;)e%2n===1n&&(o=o*t%r),e/=2n,t=t**2n%r;return o}function f(n){let t=0n;for(const e of n.values()){t=(t<<8n)+BigInt(e)}return t}function g(n,t=!1){if(n<1)throw new RangeError("byteLength MUST be > 0");return new Promise((function(e,r){{const r=new Uint8Array(n);if(n<=65536)self.crypto.getRandomValues(r);else for(let t=0;t<Math.ceil(n/65536);t++){const e=65536*t,o=e+65535<n?e+65535:n-1;self.crypto.getRandomValues(r.subarray(e,o))}t&&(r[0]=128|r[0]),e(r)}}))}function m(n,t=!1){if(n<1)throw new RangeError("byteLength MUST be > 0");{const e=new Uint8Array(n);if(n<=65536)self.crypto.getRandomValues(e);else for(let t=0;t<Math.ceil(n/65536);t++){const r=65536*t,o=r+65535<n?r+65535:n-1;self.crypto.getRandomValues(e.subarray(r,o))}return t&&(e[0]=128|e[0]),e}}function d(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)=>{g(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 l(n,t=!1){if(n<1)throw new RangeError("bitLength MUST be > 0");const e=m(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 b(n,e=1n){if(n<=e)throw new RangeError("Arguments MUST be: max > min");const r=n-e,o=t(r);let i;do{i=f(l(o))}while(i>r);return i+e}let w=!1;function h(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(p());o.onmessage=n=>{void 0!==n?.data?._bcu?.isPrime&&(o.terminate(),e(n.data._bcu.isPrime))},o.onmessageerror=n=>{r(n)};const i={_bcu:{rnd:n,iterations:t,id:0}};o.postMessage(i)}))}function y(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 u=o/2n**r;do{let t=c(b(o,2n),u,n);if(1n===t||t===o)continue;let e=1;for(;e<r&&(t=c(t,2n,n),t!==o);){if(1n===t)return!1;e++}if(t!==o)return!1}while(0!=--t);return!0}function p(){let n=`\n 'use strict';\n const ${e.name} = ${e.toString()};\n const ${a.name} = ${a.toString()};\n const ${c.name} = ${c.toString()};\n const ${s.name} = ${s.toString()};\n const ${l.name} = ${l.toString()};\n const ${m.name} = ${m.toString()};\n const ${b.name} = ${b.toString()};\n const ${h.name} = ${y.toString()};\n ${t.toString()};\n ${f.toString()};`;return n+=`\n onmessage = async function(msg) {\n if (msg !== undefined && msg.data !== undefined && msg.data._bcu !== undefined && msg.data._bcu.id !== undefined && msg.data._bcu.iterations !== undefined && msg.data._bcu.rnd !== undefined) {\n const msgToParent = {\n _bcu: {\n isPrime: await ${h.name}(msg.data._bcu.rnd, msg.data._bcu.iterations),\n value: msg.data._bcu.rnd,\n id: msg.data._bcu.id\n }\n };\n postMessage(msgToParent);\n }\n }`,function(n){n=`(() => {${n}})()`;const t=new Blob([n],{type:"text/javascript"});return window.URL.createObjectURL(t)}(n)}function $(n,t=16){if(n<1)throw new RangeError("bitLength MUST be > 0");if(!w){let e=0n;do{e=f(l(n,!0))}while(!y(e,t));return new Promise((n=>{n(e)}))}return new Promise(((e,r)=>{const o=[],i=(r,i)=>{if(r._bcu.isPrime){for(let n=0;n<o.length;n++)o[n].terminate();for(;o.length>0;)o.pop();e(r._bcu.value)}else{const e=f(l(n,!0));try{const n={_bcu:{rnd:e,iterations:t,id:r._bcu.id}};i.postMessage(n)}catch(n){}}};{const n=p();for(let t=0;t<self.navigator.hardwareConcurrency-1;t++){const t=new Worker(n);t.onmessage=n=>i(n.data,t),o.push(t)}}for(let e=0;e<o.length;e++)d(n,!0).then((function(n){const r=f(n);o[e].postMessage({_bcu:{rnd:r,iterations:t,id:e}})})).catch(r)}))}function S(n,t=16){if(n<1)throw new RangeError("bitLength MUST be > 0");let e=0n;do{e=f(l(n,!0))}while(!y(e,t));return e}void 0!==self.Worker&&(w=!0);export{n as abs,t as bitLength,e as eGcd,r as gcd,h as isProbablyPrime,o as lcm,i as max,u as min,a as modInv,c as modPow,$ as prime,S as primeSync,b as randBetween,d as randBits,l as randBitsSync,g as randBytes,m as randBytesSync,s as toZn};