hash

Documentation

Index

• Constants
• Variables
• type Hash256
  • func DoubleHash(data []byte) Hash256
  • func Hash(data []byte) Hash256
  • func Hashes(hs ...Hash256) Hash256
  • func MustParseHash(str string) Hash256
  • func ParseHash(str string) (Hash256, error)
  • func (hash Hash256) MarshalJSON() ([]byte, error)
  • func (hash Hash256) String() string
  • func (hash *Hash256) UnmarshalJSON(bs []byte) error

Constants

const Hash256Size = 32

Hash256Size is 32 bytes

Variables

var (
	ErrInvalidHashSize   = errors.New("invalid hash size")
	ErrInvalidHashFormat = errors.New("invalid hash format")
)

hash256 errors

Types

type Hash256

type Hash256 [Hash256Size]byte

Hash256 is the [Hash256Size]byte with methods

func DoubleHash

func DoubleHash(data []byte) Hash256

DoubleHash returns the result of Hash(Hash(data))

func Hash

func Hash(data []byte) Hash256

Hash returns the Hash256 value of the data

func Hashes

func Hashes(hs ...Hash256) Hash256

Hashes returns the result of Hash(h1+'h'+...)

func MustParseHash

func MustParseHash(str string) Hash256

MustParseHash panic when error occurred

func ParseHash

func ParseHash(str string) (Hash256, error)

ParseHash parse the hash from the string

func (Hash256) MarshalJSON

func (hash Hash256) MarshalJSON() ([]byte, error)

MarshalJSON is a marshaler function

func (Hash256) String

func (hash Hash256) String() string

String returns the hex string of the hash

func (*Hash256) UnmarshalJSON

func (hash *Hash256) UnmarshalJSON(bs []byte) error

UnmarshalJSON is a unmarshaler function