Function readCoder

types.go:263–311

nolint:cyclop

(r util.Reader)

//nolint:cyclop
func readCoder(r util.Reader) (*coder, error) {
	c := new(coder)

	v, err := r.ReadByte()
	if err != nil {
		return nil, fmt.Errorf("readCoder: ReadByte error: %w", err)
	}

	c.id = make([]byte, v&0xf)
	if n, err := r.Read(c.id); err != nil || n != int(v&0xf) {
		if err != nil {
			return nil, fmt.Errorf("readCoder: Read error: %w", err)
		}

		return nil, errIncompleteRead
	}

	if v&0x10 != 0 {
		c.in, err = readUint64Bounded(r, true)
		if err != nil {
			return nil, err
		}

		c.out, err = readUint64Bounded(r, true)
		if err != nil {
			return nil, err
		}
	} else {
		c.in, c.out = 1, 1
	}

	if v&0x20 != 0 {
		size, err := readUint64Bounded(r, true)
		if err != nil {
			return nil, err
		}

		c.properties = make([]byte, size)
		if n, err := r.Read(c.properties); err != nil || uint64(n) != size { //nolint:gosec
			if err != nil {
				return nil, fmt.Errorf("readCoder: Read error: %w", err)
			}

			return nil, errIncompleteRead
		}
	}

	return c, nil
}

//nolint:cyclop,funlen
func readFolder(r util.Reader) (*folder, error) {