@ddunigma/node/dist/chunk-A3OZJS5G.cjs

ddunigma

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e.urlSafe&&(r=ke(r)),e.chunkSize&&e.chunkSize>0&&(e.assertSafeChunkSeparator(r,e.chunkSeparator),r=ve(r,e.chunkSize,e.chunkSeparator)),r}chunkBCUBYE76_cjs.a(ur,"applyPostEncoding");var pe=8192;function lr(e,r,t){let n=e.length;if(n===0)return {payload:"",paddingBits:0};let o=Math.ceil(n*8/r),a=Math.min(o,pe),s=new Uint16Array(a),c=[],d=0,u=0;if(r===6){let l=0;for(;l+2<n;l+=3){let h=e[l],f=e[l+1],m=e[l+2];s[d++]=t[h>>>2],d===a&&(c.push(String.fromCharCode.apply(null,s)),d=0),s[d++]=t[(h&3)<<4|f>>>4],d===a&&(c.push(String.fromCharCode.apply(null,s)),d=0),s[d++]=t[(f&15)<<2|m>>>6],d===a&&(c.push(String.fromCharCode.apply(null,s)),d=0),s[d++]=t[m&63],d===a&&(c.push(String.fromCharCode.apply(null,s)),d=0);}let p=n-l;if(p===1){let h=e[l];s[d++]=t[h>>>2],d===a&&(c.push(String.fromCharCode.apply(null,s)),d=0),s[d++]=t[(h&3)<<4],d===a&&(c.push(String.fromCharCode.apply(null,s)),d=0),u=4;}else if(p===2){let h=e[l],f=e[l+1];s[d++]=t[h>>>2],d===a&&(c.push(String.fromCharCode.apply(null,s)),d=0),s[d++]=t[(h&3)<<4|f>>>4],d===a&&(c.push(String.fromCharCode.apply(null,s)),d=0),s[d++]=t[(f&15)<<2],d===a&&(c.push(String.fromCharCode.apply(null,s)),d=0),u=2;}}else if(r===8)for(let l=0;l<n;l++)s[d++]=t[e[l]],d===a&&(c.push(String.fromCharCode.apply(null,s)),d=0);else {let l=(1<<r)-1,p=0,h=0;for(let f=0;f<n;f++)for(p=p<<8|e[f],h+=8;h>=r;)h-=r,s[d++]=t[p>>h&l],d===a&&(c.push(String.fromCharCode.apply(null,s)),d=0),p&=(1<<h)-1;h>0&&(u=r-h,s[d++]=t[p<<u&l]);}return d>0&&c.push(String.fromCharCode.apply(null,s.subarray(0,d))),{payload:c.length===1?c[0]:c.join(""),paddingBits:u}}chunkBCUBYE76_cjs.a(lr,"packPow2ToString");function fr(e,r,t,n,o){let a=e.length;if(a===0)return new Uint8Array(0);let s=Math.ceil((a*t-r)/8),c=new Uint8Array(s+1),d=0,u=n.length;if(t===6){let f=a-a%4;f===a&&r>0&&(f-=4);let m=0;for(;m<f;m+=4){let C=e.charCodeAt(m)-o,S=C>=0&&C<u?n[C]:-1;if(S<0)throw new chunkZTGECGM2_cjs.d(`[Ddu64 decode] Invalid character "${e[m]}" at ${m}`);let D=e.charCodeAt(m+1)-o,B=D>=0&&D<u?n[D]:-1;if(B<0)throw new chunkZTGECGM2_cjs.d(`[Ddu64 decode] Invalid character "${e[m+1]}" at ${m+1}`);let ne=e.charCodeAt(m+2)-o,oe=ne>=0&&ne<u?n[ne]:-1;if(oe<0)throw new chunkZTGECGM2_cjs.d(`[Ddu64 decode] Invalid character "${e[m+2]}" at ${m+2}`);let ie=e.charCodeAt(m+3)-o,ge=ie>=0&&ie<u?n[ie]:-1;if(ge<0)throw new chunkZTGECGM2_cjs.d(`[Ddu64 decode] Invalid character "${e[m+3]}" at ${m+3}`);c[d++]=S<<2|B>>>4,c[d++]=(B&15)<<4|oe>>>2,c[d++]=(oe&3)<<6|ge;}let y=0,g=0,P=a-1;for(;m<a;m++){let S=e.charCodeAt(m)-o,D=S>=0&&S<u?n[S]:-1;if(D<0)throw new chunkZTGECGM2_cjs.d(`[Ddu64 decode] Invalid character "${e[m]}" at ${m}`);for(y=y<<6|D,g+=6,m===P&&r>0&&(y>>=r,g-=r);g>=8;)g-=8,c[d++]=y>>g&255,y&=(1<<g)-1;}return c.subarray(0,d)}if(t===8&&r===0){for(let f=0;f<a;f++){let y=e.charCodeAt(f)-o,g=y>=0&&y<u?n[y]:-1;if(g<0)throw new chunkZTGECGM2_cjs.d(`[Ddu64 decode] Invalid character "${e[f]}" at ${f}`);c[d++]=g;}return c.subarray(0,d)}let l=0,p=0,h=a-1;for(let f=0;f<a;f++){let y=e.charCodeAt(f)-o,g=y>=0&&y<u?n[y]:-1;if(g<0)throw new chunkZTGECGM2_cjs.d(`[Ddu64 decode] Invalid character "${e[f]}" at ${f}`);for(l=l<<t|g,p+=t,f===h&&r>0&&(l>>=r,p-=r);p>=8;)p-=8,c[d++]=l>>p&255,l&=(1<<p)-1;}return c.subarray(0,d)}chunkBCUBYE76_cjs.a(fr,"unpackPow2FromString");function hr(e,r,t,n){let o=e.length;if(o===0)return {payload:"",paddingBits:0};let a=[],s=new Uint16Array(pe),c=0,d=0,u=0,l=0,p=chunkBCUBYE76_cjs.a(h=>{s[c++]=h,c===pe&&(a.push(String.fromCharCode.apply(null,s)),c=0);},"pushCode");for(let h=0;h<o;h++)for(d=d<<8|e[h],u+=8;u>=r;){u-=r;let f=d>>u,m=f/t|0;p(n[m]),p(n[f-m*t]),d&=(1<<u)-1;}if(u>0){l=r-u;let h=d<<l,f=h/t|0;p(n[f]),p(n[h-f*t]);}return c>0&&a.push(String.fromCharCode.apply(null,s.subarray(0,c))),{payload:a.length===1?a[0]:a.join(""),paddingBits:l}}chunkBCUBYE76_cjs.a(hr,"packNonPow2ToString");function pr(e,r,t,n,o,a){let s=e.length;if(s===0)return new Uint8Array(0);let c=Math.ceil(s/2),d=Math.ceil((c*t-r)/8),u=new Uint8Array(d+1),l=0,p=De(t),h=o.length,f=0,m=0;for(let y=0;y<s;y+=2){let g=e.charCodeAt(y)-a,P=g>=0&&g<h?o[g]:-1;if(P<0)throw new chunkZTGECGM2_cjs.d(`[Ddu64 decode] Invalid character "${e[y]}" at ${y}`);if(y+1>=s)throw new chunkZTGECGM2_cjs.d(`[Ddu64 decode] Truncated symbol pair at ${y+1}`);let C=e.charCodeAt(y+1)-a,S=C>=0&&C<h?o[C]:-1;if(S<0)throw new chunkZTGECGM2_cjs.d(`[Ddu64 decode] Invalid character "${e[y+1]}" at ${y+1}`);let D=P*n+S;if(D>=p)throw new chunkZTGECGM2_cjs.d(`[Ddu64 decode] Value ${D} exceeds range at position ${y}`);for(f=f<<t|D,m+=t,y+2>=s&&r>0&&(f>>=r,m-=r);m>=8;)m-=8,u[l++]=f>>m&255,f&=(1<<m)-1;}return u.subarray(0,l)}chunkBCUBYE76_cjs.a(pr,"unpackNonPow2FromString");function mr(e,r,t,n,o){if(e.length===0)return "";let a=o.canUseNativeBase64?Ke(e):null,s,c;if(a)s=a.paddingBits,c=a.payload;else if(o.bitPackConfig.usePowerOfTwo){let u=lr(e,o.bitPackConfig.bitLength,o.dduCharCodes);s=u.paddingBits,c=u.payload;}else {let u=hr(e,o.bitPackConfig.bitLength,o.bitPackConfig.charsetSize,o.dduCharCodes);s=u.paddingBits,c=u.payload;}let d=cr({paddingBits:s,compressionAlgorithm:r,isEncrypted:t,paddingChar:o.paddingChar,useRepeatPadding:o.useRepeatPadding,bitsPerPadChar:o.bitsPerPadChar,pipelineVersion:o.encryptedPipelineVersion,omitFooter:n?.omitFooter});return c+d}chunkBCUBYE76_cjs.a(mr,"encodePayload");function yr(e,r,t){if(e.length===0)return new Uint8Array(0);let o=t.canUseNativeBase64?_e(e,r,a=>_(t.dduCharCodeLookup,a,t.dduCharCodeLookupOffset)>=0):null;return o||(t.bitPackConfig.usePowerOfTwo?fr(e,r,t.bitPackConfig.bitLength,t.dduCharCodeLookup,t.dduCharCodeLookupOffset):pr(e,r,t.bitPackConfig.bitLength,t.bitPackConfig.charsetSize,t.dduCharCodeLookup,t.dduCharCodeLookupOffset))}chunkBCUBYE76_cjs.a(yr,"decodePayload");function gr(e,r){let t=new Set(e);t.add(r);let n=z+$+"ENC"+"V3"+"V4";for(let o of n)t.add(o);for(let o of "0123456789")t.add(o);return [...t]}chunkBCUBYE76_cjs.a(gr,"buildObfuscationAlphabet");function k(e,r="construct"){if(e===void 0)return;if(typeof e!="object"||e===null||Array.isArray(e))throw new chunkZTGECGM2_cjs.k("[Ddu64 options] Options must be an object.",r);let t=e;E(e.compress,"compress",r),E(t.encrypt,"encrypt",r),E(e.checksum,"checksum",r),E(t.omitFooter,"omitFooter",r),E(e.obfuscate,"obfuscate",r),E(e.requireEncryption,"requireEncryption",r),e.compressionLevel!==void 0&&(typeof e.compressionLevel!="number"||!Number.isFinite(e.compressionLevel))&&A(r,"compressionLevel must be a finite number"),e.onProgress!==void 0&&typeof e.onProgress!="function"&&A(r,"onProgress must be a function"),e.compressionAlgorithm!==void 0&&e.compressionAlgorithm!=="deflate"&&e.compressionAlgorithm!=="brotli"&&A(r,`compressionAlgorithm must be "deflate" or "brotli", got ${String(e.compressionAlgorithm)}`),e.checksumScope!==void 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Use Ddu64Node/Ddu64Browser (batteries-included), or inject `obfuscationLayerFactory` when constructing Ddu64Core directly.");this.obfuscationLayer=this.obfuscationLayerFactory(gr(this.dduChar,this.paddingChar));}return this.obfuscationLayer}shouldObfuscate(r){return r?.obfuscate??this.defaultObfuscate}assertSafeChunkSeparator(r,t){if(!(t.length===0||this.isLineBreakSeparator(t))&&r.includes(t))throw new chunkZTGECGM2_cjs.c(`[Ddu64 chunking] Unsafe chunkSeparator "${t}" appears in encoded output. Use a separator that cannot be produced by the charset, footer, checksum, or URL-safe output.`)}isLineBreakSeparator(r){return r===`
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