Function newSerialNumberSetFromReader

auth/cert.go:216–242

(r io.Reader, bad func(error))

}

func newSerialNumberSetFromReader(r io.Reader, bad func(error)) (*serialNumberSet, error) {
	set := make(map[serialNumberKey]struct{})
	scanner := bufio.NewScanner(r)
	for scanner.Scan() {
		line, _, _ := bytes.Cut(scanner.Bytes(), []byte{'#'})
		line = bytes.TrimSpace(line)
		if len(line) == 0 {
			continue
		}
		serial, err := parseSerialBytes(line)
		if err != nil {
			if bad != nil {
				bad(fmt.Errorf("bad serial number line %q: %w", line, err))
			}
			continue
		}
		set[us.Make(cutLeadingZeroes(serial))] = struct{}{}
	}

	if err := scanner.Err(); err != nil {
		return nil, fmt.Errorf("unable to load serial number set: %w", err)
	}

	return &serialNumberSet{
		sns: set,
	}, nil
}

func parseSerialBytes(serial []byte) ([]byte, error) {
	res := make([]byte, (len(serial)+2)/3)