cryptoutil

Documentation

Overview

Package cryptoutil contains generic & stateless crypto helpers.

Index

• Constants
• func ConcatAndHashSha256(slices ...[]byte) *[sha256.Size]byte
• func EdwardsToMontgomery(privKey crypto.PrivKey, pubKey crypto.PubKey) (*[32]byte, *[32]byte, error)
• func EdwardsToMontgomeryPriv(privKey crypto.PrivKey) (*[KeySize]byte, error)
• func EdwardsToMontgomeryPub(pubKey crypto.PubKey) (*[KeySize]byte, error)
• func GenerateNonce() (*[NonceSize]byte, error)
• func KeySliceToArray(keySlice []byte) (*[KeySize]byte, error)
• func NonceSliceToArray(nonceSlice []byte) (*[NonceSize]byte, error)
• func SeedFromEd25519PrivateKey(key crypto.PrivKey) ([]byte, error)

Constants

const (
	KeySize   = 32 // Key size required by box
	NonceSize = 24 // Nonce size required by box
)

Functions

func ConcatAndHashSha256

func ConcatAndHashSha256(slices ...[]byte) *[sha256.Size]byte

func EdwardsToMontgomery

func EdwardsToMontgomery(privKey crypto.PrivKey, pubKey crypto.PubKey) (*[32]byte, *[32]byte, error)

EdwardsToMontgomery converts ed25519 priv/pub keys to X25519 keys

func EdwardsToMontgomeryPriv

func EdwardsToMontgomeryPriv(privKey crypto.PrivKey) (*[KeySize]byte, error)

EdwardsToMontgomeryPriv converts ed25519 priv key to X25519 priv key

func EdwardsToMontgomeryPub

func EdwardsToMontgomeryPub(pubKey crypto.PubKey) (*[KeySize]byte, error)

EdwardsToMontgomeryPub converts ed25519 pub key to X25519 pub key

func GenerateNonce

func GenerateNonce() (*[NonceSize]byte, error)

func KeySliceToArray

func KeySliceToArray(keySlice []byte) (*[KeySize]byte, error)

func NonceSliceToArray

func NonceSliceToArray(nonceSlice []byte) (*[NonceSize]byte, error)

func SeedFromEd25519PrivateKey

func SeedFromEd25519PrivateKey(key crypto.PrivKey) ([]byte, error)