@libp2p/peer-id
Version:
Implementation of @libp2p/interface-peer-id
2 lines • 94.2 kB
JavaScript
(function (root, factory) {(typeof module === 'object' && module.exports) ? module.exports = factory() : root.Libp2PPeerId = factory()}(typeof self !== 'undefined' ? self : this, function () {
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name="InvalidCIDError";constructor(t="Invalid CID"){super(t),this.name="InvalidCIDError"}},Fe=class extends Error{static name="InvalidMultihashError";constructor(t="Invalid Multihash"){super(t),this.name="InvalidMultihashError"}};var Zt=class extends Error{static name="UnsupportedKeyTypeError";constructor(t="Unsupported key type"){super(t),this.name="UnsupportedKeyTypeError"}};var Ir={};rt(Ir,{base58btc:()=>F,base58flickr:()=>Ms});var pc=new Uint8Array(0);function Un(e,t){if(e===t)return!0;if(e.byteLength!==t.byteLength)return!1;for(let r=0;r<e.byteLength;r++)if(e[r]!==t[r])return!1;return!0}function xt(e){if(e instanceof Uint8Array&&e.constructor.name==="Uint8Array")return e;if(e instanceof ArrayBuffer)return new Uint8Array(e);if(ArrayBuffer.isView(e))return new Uint8Array(e.buffer,e.byteOffset,e.byteLength);throw new Error("Unknown type, must be binary type")}function Kn(e){return new TextEncoder().encode(e)}function Pn(e){return new TextDecoder().decode(e)}function Ps(e,t){if(e.length>=255)throw new TypeError("Alphabet too long");for(var r=new Uint8Array(256),n=0;n<r.length;n++)r[n]=255;for(var o=0;o<e.length;o++){var s=e.charAt(o),i=s.charCodeAt(0);if(r[i]!==255)throw new TypeError(s+" is ambiguous");r[i]=o}var a=e.length,f=e.charAt(0),l=Math.log(a)/Math.log(256),c=Math.log(256)/Math.log(a);function h(S){if(S instanceof Uint8Array||(ArrayBuffer.isView(S)?S=new Uint8Array(S.buffer,S.byteOffset,S.byteLength):Array.isArray(S)&&(S=Uint8Array.from(S))),!(S instanceof Uint8Array))throw new TypeError("Expected Uint8Array");if(S.length===0)return"";for(var E=0,m=0,A=0,T=S.length;A!==T&&S[A]===0;)A++,E++;for(var v=(T-A)*c+1>>>0,U=new Uint8Array(v);A!==T;){for(var p=S[A],C=0,D=v-1;(p!==0||C<m)&&D!==-1;D--,C++)p+=256*U[D]>>>0,U[D]=p%a>>>0,p=p/a>>>0;if(p!==0)throw new Error("Non-zero carry");m=C,A++}for(var I=v-m;I!==v&&U[I]===0;)I++;for(var u=f.repeat(E);I<v;++I)u+=e.charAt(U[I]);return u}function x(S){if(typeof S!="string")throw new TypeError("Expected 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Wt=q({prefix:"b",name:"base32",alphabet:"abcdefghijklmnopqrstuvwxyz234567",bitsPerChar:5}),qs=q({prefix:"B",name:"base32upper",alphabet:"ABCDEFGHIJKLMNOPQRSTUVWXYZ234567",bitsPerChar:5}),Vs=q({prefix:"c",name:"base32pad",alphabet:"abcdefghijklmnopqrstuvwxyz234567=",bitsPerChar:5}),zs=q({prefix:"C",name:"base32padupper",alphabet:"ABCDEFGHIJKLMNOPQRSTUVWXYZ234567=",bitsPerChar:5}),Fs=q({prefix:"v",name:"base32hex",alphabet:"0123456789abcdefghijklmnopqrstuv",bitsPerChar:5}),js=q({prefix:"V",name:"base32hexupper",alphabet:"0123456789ABCDEFGHIJKLMNOPQRSTUV",bitsPerChar:5}),Gs=q({prefix:"t",name:"base32hexpad",alphabet:"0123456789abcdefghijklmnopqrstuv=",bitsPerChar:5}),Zs=q({prefix:"T",name:"base32hexpadupper",alphabet:"0123456789ABCDEFGHIJKLMNOPQRSTUV=",bitsPerChar:5}),Ys=q({prefix:"h",name:"base32z",alphabet:"ybndrfg8ejkmcpqxot1uwisza345h769",bitsPerChar:5});var Lr={};rt(Lr,{base36:()=>pe,base36upper:()=>Ws});var 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f,l=Object.freeze({ORDER:e,isLE:r,BITS:i,BYTES:a,MASK:Mt(i),ZERO:Q,ONE:G,create:c=>M(c,e),isValid:c=>{if(typeof c!="bigint")throw new Error("invalid field element: expected bigint, got "+typeof c);return Q<=c&&c<e},is0:c=>c===Q,isValidNot0:c=>!l.is0(c)&&l.isValid(c),isOdd:c=>(c&G)===G,neg:c=>M(-c,e),eql:(c,h)=>c===h,sqr:c=>M(c*c,e),add:(c,h)=>M(c+h,e),sub:(c,h)=>M(c-h,e),mul:(c,h)=>M(c*h,e),pow:(c,h)=>da(l,c,h),div:(c,h)=>M(c*Do(h,e),e),sqrN:c=>c*c,addN:(c,h)=>c+h,subN:(c,h)=>c-h,mulN:(c,h)=>c*h,inv:c=>Do(c,e),sqrt:s||(c=>(f||(f=ha(e)),f(l,c))),toBytes:c=>r?ae(c,a):Je(c,a),fromBytes:c=>{if(c.length!==a)throw new Error("Field.fromBytes: expected "+a+" bytes, got "+c.length);return r?Ht(c):ie(c)},invertBatch:c=>Te(l,c),cmov:(c,h,x)=>x?h:c});return Object.freeze(l)}function ko(e){if(typeof e!="bigint")throw new Error("field order must be bigint");let t=e.toString(2).length;return Math.ceil(t/8)}function sn(e){let t=ko(e);return t+Math.ceil(t/2)}function Ho(e,t,r=!1){let n=e.length,o=ko(t),s=sn(t);if(n<16||n<s||n>1024)throw new Error("expected "+s+"-1024 bytes of input, got "+n);let i=r?Ht(e):ie(e),a=M(i,t-G)+G;return r?ae(a,o):Je(a,o)}var ue=BigInt(0),Vt=BigInt(1);function fe(e,t){let r=t.negate();return e?r:t}function Qe(e,t,r){let n=t==="pz"?i=>i.pz:i=>i.ez,o=Te(e.Fp,r.map(n));return r.map((i,a)=>i.toAffine(o[a])).map(e.fromAffine)}function zo(e,t){if(!Number.isSafeInteger(e)||e<=0||e>t)throw new Error("invalid window size, expected [1.."+t+"], got W="+e)}function an(e,t){zo(e,t);let r=Math.ceil(t/e)+1,n=2**(e-1),o=2**e,s=Mt(e),i=BigInt(e);return{windows:r,windowSize:n,mask:s,maxNumber:o,shiftBy:i}}function Mo(e,t,r){let{windowSize:n,mask:o,maxNumber:s,shiftBy:i}=r,a=Number(e&o),f=e>>i;a>n&&(a-=s,f+=Vt);let l=t*n,c=l+Math.abs(a)-1,h=a===0,x=a<0,b=t%2!==0;return{nextN:f,offset:c,isZero:h,isNeg:x,isNegF:b,offsetF:l}}function pa(e,t){if(!Array.isArray(e))throw new Error("array expected");e.forEach((r,n)=>{if(!(r instanceof t))throw new Error("invalid point at index "+n)})}function ma(e,t){if(!Array.isArray(e))throw new Error("array of scalars expected");e.forEach((r,n)=>{if(!t.isValid(r))throw new Error("invalid scalar at index "+n)})}var cn=new WeakMap,Fo=new WeakMap;function fn(e){return Fo.get(e)||1}function qo(e){if(e!==ue)throw new Error("invalid wNAF")}function tr(e,t){return{constTimeNegate:fe,hasPrecomputes(r){return fn(r)!==1},unsafeLadder(r,n,o=e.ZERO){let s=r;for(;n>ue;)n&Vt&&(o=o.add(s)),s=s.double(),n>>=Vt;return o},precomputeWindow(r,n){let{windows:o,windowSize:s}=an(n,t),i=[],a=r,f=a;for(let l=0;l<o;l++){f=a,i.push(f);for(let c=1;c<s;c++)f=f.add(a),i.push(f);a=f.double()}return i},wNAF(r,n,o){let s=e.ZERO,i=e.BASE,a=an(r,t);for(let f=0;f<a.windows;f++){let{nextN:l,offset:c,isZero:h,isNeg:x,isNegF:b,offsetF:S}=Mo(o,f,a);o=l,h?i=i.add(fe(b,n[S])):s=s.add(fe(x,n[c]))}return qo(o),{p:s,f:i}},wNAFUnsafe(r,n,o,s=e.ZERO){let i=an(r,t);for(let a=0;a<i.windows&&o!==ue;a++){let{nextN:f,offset:l,isZero:c,isNeg:h}=Mo(o,a,i);if(o=f,!c){let x=n[l];s=s.add(h?x.negate():x)}}return qo(o),s},getPrecomputes(r,n,o){let s=cn.get(n);return s||(s=this.precomputeWindow(n,r),r!==1&&(typeof o=="function"&&(s=o(s)),cn.set(n,s))),s},wNAFCached(r,n,o){let s=fn(r);return this.wNAF(s,this.getPrecomputes(s,r,o),n)},wNAFCachedUnsafe(r,n,o,s){let i=fn(r);return i===1?this.unsafeLadder(r,n,s):this.wNAFUnsafe(i,this.getPrecomputes(i,r,o),n,s)},setWindowSize(r,n){zo(n,t),Fo.set(r,n),cn.delete(r)}}}function jo(e,t,r,n){let o=t,s=e.ZERO,i=e.ZERO;for(;r>ue||n>ue;)r&Vt&&(s=s.add(o)),n&Vt&&(i=i.add(o)),o=o.double(),r>>=Vt,n>>=Vt;return{p1:s,p2:i}}function er(e,t,r,n){pa(r,e),ma(n,t);let o=r.length,s=n.length;if(o!==s)throw new Error("arrays of points and scalars must have equal length");let i=e.ZERO,a=Lo(BigInt(o)),f=1;a>12?f=a-3:a>4?f=a-2:a>0&&(f=2);let l=Mt(f),c=new Array(Number(l)+1).fill(i),h=Math.floor((t.BITS-1)/f)*f,x=i;for(let b=h;b>=0;b-=f){c.fill(i);for(let E=0;E<s;E++){let m=n[E],A=Number(m>>BigInt(b)&l);c[A]=c[A].add(r[E])}let S=i;for(let E=c.length-1,m=i;E>0;E--)m=m.add(c[E]),S=S.add(m);if(x=x.add(S),b!==0)for(let E=0;E<f;E++)x=x.double()}return x}function Vo(e,t){if(t){if(t.ORDER!==e)throw new Error("Field.ORDER must match order: Fp == p, Fn == n");return on(t),t}else return lt(e)}function rr(e,t,r={}){if(!t||typeof t!="object")throw new Error(`expected valid ${e} CURVE object`);for(let a of["p","n","h"]){let f=t[a];if(!(typeof f=="bigint"&&f>ue))throw new Error(`CURVE.${a} must be positive bigint`)}let n=Vo(t.p,r.Fp),o=Vo(t.n,r.Fn),i=["Gx","Gy","a",e==="weierstrass"?"b":"d"];for(let a of i)if(!n.isValid(t[a]))throw new Error(`CURVE.${a} must be valid field element of CURVE.Fp`);return{Fp:n,Fn:o}}var bt=BigInt(0),tt=BigInt(1),un=BigInt(2),ya=BigInt(8),ba={zip215:!0};function xa(e,t,r,n){let o=e.sqr(r),s=e.sqr(n),i=e.add(e.mul(t.a,o),s),a=e.add(e.ONE,e.mul(t.d,e.mul(o,s)));return e.eql(i,a)}functi