Function bigIntToBuffer

lib/protocol/keyParser.js:143–158

(bn)

  }

  function bigIntToBuffer(bn) {
    let hex = bn.toString(16);
    if ((hex.length & 1) !== 0) {
      hex = `0${hex}`;
    } else {
      const sigbit = hex.charCodeAt(0);
      // BER/DER integers require leading zero byte to denote a positive value
      // when first byte >= 0x80
      if (sigbit === 56/* '8' */
          || sigbit === 57/* '9' */
          || (sigbit >= 97/* 'a' */ && sigbit <= 102/* 'f' */)) {
        hex = `00${hex}`;
      }
    }
    return Buffer.from(hex, 'hex');
  }

  return function genOpenSSLRSAPriv(n, e, d, iqmp, p, q) {
    const bn_d = bigIntFromBuffer(d);