err.Conn = conn
	copy(err.RecordHeader[:], c.rawInput.Bytes())
	return err
}

func (c *Conn) readRecord() error {
	return c.readRecordOrCCS(false)
}

func (c *Conn) readChangeCipherSpec() error {
	return c.readRecordOrCCS(true)
}

// readRecordOrCCS reads one or more TLS records from the connection and
// updates the record layer state. Some invariants:
//   - c.in must be locked