otplib/dist/functional.js

TypeScript-first library for TOTP and HOTP with multi-runtime and plugin support

import{generateSecret as h,ConfigurationError as O}from"@otplib/core";import{generate as P,generateSync as d,verify as S,verifySync as b}from"@otplib/hotp";import{generate as V,generateSync as x,verify as H,verifySync as R}from"@otplib/totp";import{generateTOTP as v,generateHOTP as G}from"@otplib/uri";import{ScureBase32Plugin as T}from"@otplib/plugin-base32-scure";import{NobleCryptoPlugin as m}from"@otplib/plugin-crypto-noble";var u=Object.freeze(new m),f=Object.freeze(new T);function g(t){return{secret:t.secret,strategy:t.strategy??"totp",crypto:t.crypto??u,base32:t.base32??f,algorithm:t.algorithm??"sha1",digits:t.digits??6,period:t.period??30,epoch:t.epoch??Math.floor(Date.now()/1e3),t0:t.t0??0,counter:t.counter}}function l(t){return{...g(t),token:t.token,epochTolerance:t.epochTolerance??0,counterTolerance:t.counterTolerance??0}}function y(t,e,r){if(t==="totp")return r.totp();if(t==="hotp"){if(e===void 0)throw new O("Counter is required for HOTP strategy. Example: { strategy: 'hotp', counter: 0 }");return r.hotp(e)}throw new O(`Unknown OTP strategy: ${t}. Valid strategies are 'totp' or 'hotp'.`)}function I(t){let{crypto:e=u,base32:r=f,length:o=20}=t||{};return h({crypto:e,base32:r,length:o})}function j(t){let{strategy:e="totp",issuer:r,label:o,secret:s,algorithm:a="sha1",digits:p=6,period:n=30,counter:i}=t;return y(e,i,{totp:()=>v({issuer:r,label:o,secret:s,algorithm:a,digits:p,period:n}),hotp:c=>G({issuer:r,label:o,secret:s,algorithm:a,digits:p,counter:c})})}async function A(t){let e=g(t),{secret:r,crypto:o,base32:s,algorithm:a,digits:p}=e,n={secret:r,crypto:o,base32:s,algorithm:a,digits:p};return y(e.strategy,e.counter,{totp:()=>V({...n,period:e.period,epoch:e.epoch,t0:e.t0}),hotp:i=>P({...n,counter:i})})}function E(t){let e=g(t),{secret:r,crypto:o,base32:s,algorithm:a,digits:p}=e,n={secret:r,crypto:o,base32:s,algorithm:a,digits:p};return y(e.strategy,e.counter,{totp:()=>x({...n,period:e.period,epoch:e.epoch,t0:e.t0}),hotp:i=>d({...n,counter:i})})}async function q(t){let e=l(t),{secret:r,token:o,crypto:s,base32:a,algorithm:p,digits:n}=e,i={secret:r,token:o,crypto:s,base32:a,algorithm:p,digits:n};return y(e.strategy,e.counter,{totp:()=>H({...i,period:e.period,epoch:e.epoch,t0:e.t0,epochTolerance:e.epochTolerance}),hotp:c=>S({...i,counter:c,counterTolerance:e.counterTolerance})})}function M(t){let e=l(t),{secret:r,token:o,crypto:s,base32:a,algorithm:p,digits:n}=e,i={secret:r,token:o,crypto:s,base32:a,algorithm:p,digits:n};return y(e.strategy,e.counter,{totp:()=>R({...i,period:e.period,epoch:e.epoch,t0:e.t0,epochTolerance:e.epochTolerance}),hotp:c=>b({...i,counter:c,counterTolerance:e.counterTolerance})})}export{A as generate,I as generateSecret,E as generateSync,j as generateURI,q as verify,M as verifySync};
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