md5.BlockSize
// The blocksize of MD5 in bytes.
const BlockSize = 64
md5.Size
// The size of an MD5 checksum in bytes.
const Size = 16
md5.New
// New returns a new hash.Hash computing the MD5 checksum. The Hash also
// implements encoding.BinaryMarshaler and encoding.BinaryUnmarshaler to
// marshal and unmarshal the internal state of the hash.
func New() hash.Hash
md5.Sum
// Sum returns the MD5 checksum of the data.
func Sum(data []byte) [Size]byte