Function DecodeNonsortingUvarint

pkg/util/encoding/encoding.go:2513–2523

DecodeNonsortingUvarint decodes a value encoded by EncodeNonsortingUvarint. It returns the length of the encoded varint and value.

(buf []byte)

// DecodeNonsortingUvarint decodes a value encoded by EncodeNonsortingUvarint. It
// returns the length of the encoded varint and value.
func DecodeNonsortingUvarint(buf []byte) (remaining []byte, length int, value uint64, err error) {
	// TODO(dan): Handle overflow.
	for i, b := range buf {
		value += uint64(b & 0x7f)
		if b < 0x80 {
			return buf[i+1:], i + 1, value, nil
		}
		value <<= 7
	}
	return buf, 0, 0, nil
}

// DecodeNonsortingStdlibUvarint decodes a value encoded with binary.PutUvarint. It
// returns the length of the encoded varint and value.