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alert / js / node_modules / asn1.js / lib / asn1 / encoders / pem.js
@Réz István Réz István on 18 Nov 2021 614 bytes first commit
'use strict';

const inherits = require('inherits');

const DEREncoder = require('./der');

function PEMEncoder(entity) {
  DEREncoder.call(this, entity);
  this.enc = 'pem';
}
inherits(PEMEncoder, DEREncoder);
module.exports = PEMEncoder;

PEMEncoder.prototype.encode = function encode(data, options) {
  const buf = DEREncoder.prototype.encode.call(this, data);

  const p = buf.toString('base64');
  const out = [ '-----BEGIN ' + options.label + '-----' ];
  for (let i = 0; i < p.length; i += 64)
    out.push(p.slice(i, i + 64));
  out.push('-----END ' + options.label + '-----');
  return out.join('\n');
};