Method attrs

lib/protocol/SFTP.js:2057–2090

(reqid, attrs)

    );
  }
  attrs(reqid, attrs) {
    if (!this.server)
      throw new Error('Server-only method called in client mode');

    if (typeof attrs !== 'object' || attrs === null)
      throw new Error('attrs is not an object');

    attrs = attrsToBytes(attrs);
    const flags = attrs.flags;
    const attrsLen = attrs.nb;
    let p = 9;
    const buf = Buffer.allocUnsafe(4 + 1 + 4 + 4 + attrsLen);

    writeUInt32BE(buf, buf.length - 4, 0);
    buf[4] = RESPONSE.ATTRS;
    writeUInt32BE(buf, reqid, 5);

    writeUInt32BE(buf, flags, p);
    if (attrsLen) {
      p += 4;

      if (attrsLen === ATTRS_BUF.length)
        buf.set(ATTRS_BUF, p);
      else
        bufferCopy(ATTRS_BUF, buf, 0, attrsLen, p);

      p += attrsLen;
    }

    const isBuffered = sendOrBuffer(this, buf);
    this._debug && this._debug(
      `SFTP: Outbound: ${isBuffered ? 'Buffered' : 'Sending'} ATTRS`
    );
  }
}

function tryCreateBuffer(size) {