crypto

package

v1.0.3 Latest Latest Go to latest Published: Dec 21, 2023 License: MIT Imports: 3 Imported by: 0

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Repository

github.com/Metchain/tempmet

Documentation ¶

Index ¶

Constants
func Blake2b(data, personal []byte, size int) []byte
func Blake2b256(data []byte) []byte
func CShake256(data, personal []byte, size int) []byte
func Fnv1(u, v uint32) uint32
func Fnv1Uint64(u, v uint64) uint64
func Fnv1a(u, v uint32) uint32
func FnvHash(mix []uint32, data []uint32)
func Keccak256(b []byte) []byte
func Keccak512(b []byte) []byte
func KeccakF800(state *[25]uint32)
func SipBlock48(siphashKeys [4]uint64, edge uint64) uint64
func SipNode24(edgeMask uint64, siphashKeys [4]uint64, edge, uorv uint64) uint64
func SipNode24Legacy(edgeMask uint64, siphashKeys [4]uint64, edge, uorv uint64) uint64
type Hasher
- func NewKeccak256Hasher() Hasher
- func NewKeccak512Hasher() Hasher
type SipBlockFunc
type SipHasher
- func NewSipHasher(v0, v1, v2, v3 uint64) *SipHasher
- func (h *SipHasher) Hash24(nonce uint64)
- func (h *SipHasher) Hash48(nonce uint64)
- func (h *SipHasher) SipRound()
- func (h *SipHasher) XorLanes() uint64
type SipNodeFunc
type Xoshiro256PlusPlusHasher
- func NewXoshiro256PlusPlusHasher(s0, s1, s2, s3 uint64) Xoshiro256PlusPlusHasher
- func (h *Xoshiro256PlusPlusHasher) Next() uint64

Constants ¶

View Source

const (
	FnvPrime = 0x01000193
)

Variables ¶

This section is empty.

Functions ¶

func Blake2b ¶

func Blake2b(data, personal []byte, size int) []byte

func Blake2b256 ¶

func Blake2b256(data []byte) []byte

func CShake256 ¶

func CShake256(data, personal []byte, size int) []byte

func Fnv1 ¶

func Fnv1(u, v uint32) uint32

See https://en.wikipedia.org/wiki/Fowler%E2%80%93Noll%E2%80%93Vo_hash_function#FNV-1_hash.

func Fnv1Uint64 ¶

func Fnv1Uint64(u, v uint64) uint64

func Fnv1a ¶

func Fnv1a(u, v uint32) uint32

See https://en.wikipedia.org/wiki/Fowler%E2%80%93Noll%E2%80%93Vo_hash_function#FNV-1a_hash.

func FnvHash ¶

func FnvHash(mix []uint32, data []uint32)

fnvHash mixes in data into mix using the ethash fnv method.

func Keccak256 ¶

func Keccak256(b []byte) []byte

func Keccak512 ¶

func Keccak512(b []byte) []byte

func KeccakF800 ¶

func KeccakF800(state *[25]uint32)

func SipBlock48 ¶

func SipBlock48(siphashKeys [4]uint64, edge uint64) uint64

func SipNode24 ¶

func SipNode24(edgeMask uint64, siphashKeys [4]uint64, edge, uorv uint64) uint64

func SipNode24Legacy ¶

func SipNode24Legacy(edgeMask uint64, siphashKeys [4]uint64, edge, uorv uint64) uint64

Types ¶

type Hasher ¶

type Hasher func(dest []byte, data []byte)

hasher is a repetitive hasher allowing the same hash data structures to be reused between hash runs instead of requiring new ones to be created.

func NewKeccak256Hasher ¶

func NewKeccak256Hasher() Hasher

func NewKeccak512Hasher ¶

func NewKeccak512Hasher() Hasher

type SipBlockFunc ¶

type SipBlockFunc func([4]uint64, uint64) uint64

type SipHasher ¶

type SipHasher struct {
	// contains filtered or unexported fields
}

func NewSipHasher ¶

func NewSipHasher(v0, v1, v2, v3 uint64) *SipHasher

func (*SipHasher) Hash24 ¶

func (h *SipHasher) Hash24(nonce uint64)

func (*SipHasher) Hash48 ¶

func (h *SipHasher) Hash48(nonce uint64)

func (*SipHasher) SipRound ¶

func (h *SipHasher) SipRound()

func (*SipHasher) XorLanes ¶

func (h *SipHasher) XorLanes() uint64

type SipNodeFunc ¶

type SipNodeFunc func(uint64, [4]uint64, uint64, uint64) uint64

type Xoshiro256PlusPlusHasher ¶

type Xoshiro256PlusPlusHasher struct {
	// contains filtered or unexported fields
}

func NewXoshiro256PlusPlusHasher ¶

func NewXoshiro256PlusPlusHasher(s0, s1, s2, s3 uint64) Xoshiro256PlusPlusHasher

func (*Xoshiro256PlusPlusHasher) Next ¶

func (h *Xoshiro256PlusPlusHasher) Next() uint64

Source Files ¶

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