crypto

package

v0.0.0-...-9098a98 Latest Latest Go to latest Published: Dec 7, 2019 License: Apache-2.0 Imports: 9 Imported by: 0

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Repository

github.com/ultiledger/go-ultiledger

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Documentation ¶

Overview ¶

Package crypto provides some convenient methods to compute hashes and to generate cryptographic keys.

Index ¶

Variables
func EncodeKey(ultKey *ULTKey) string
func GetAccountKeypair() (string, string, error)
func GetAccountKeypairFromSeed(seed []byte) (string, string, error)
func GetNodeKeypair() (string, string, error)
func GetOfferID() (string, error)
func IsValidAccountKey(key string) bool
func IsValidKey(key string) bool
func IsValidTxKey(key string) bool
func SHA256Hash(b []byte) string
func SHA256HashBytes(b []byte) [32]byte
func SHA256HashUint64(b []byte) uint64
func Sign(seed string, data []byte) (string, error)
func Verify(publicKey, signature string, data []byte) bool
func VerifyByKey(pk *ULTKey, signature string, data []byte) bool
type KeyType
type ULTKey
- func DecodeKey(key string) (*ULTKey, error)

Constants ¶

This section is empty.

Variables ¶

View Source

var (
	ErrInvalidKey = errors.New("invalid key string")
)

Functions ¶

func EncodeKey ¶

func EncodeKey(ultKey *ULTKey) string

Encode UTLKey to base58 encoded key string.

func GetAccountKeypair ¶

func GetAccountKeypair() (string, string, error)

Randomly generate a pair of account public and private key.

func GetAccountKeypairFromSeed ¶

func GetAccountKeypairFromSeed(seed []byte) (string, string, error)

Generate account keypair from provided seed.

func GetNodeKeypair ¶

func GetNodeKeypair() (string, string, error)

Randomly generate a pair of node public and private key.

func GetOfferID ¶

func GetOfferID() (string, error)

Generate random offerID

func IsValidAccountKey ¶

func IsValidAccountKey(key string) bool

Check the validity of supplied acount key string.

func IsValidKey ¶

func IsValidKey(key string) bool

Check the validity of supplied key string.

func IsValidTxKey ¶

func IsValidTxKey(key string) bool

Check the validity of supplied tx key string.

func SHA256Hash ¶

func SHA256Hash(b []byte) string

Compute sha256 checksum (32 bytes) and return a string.

func SHA256HashBytes ¶

func SHA256HashBytes(b []byte) [32]byte

Compute sha256 checksum (32 bytes) and return a byte array.

func SHA256HashUint64 ¶

func SHA256HashUint64(b []byte) uint64

Compute sha256 checksum and generate a uint64 number.

func Sign ¶

func Sign(seed string, data []byte) (string, error)

Sign the data with provided seed (equivalent private key).

func Verify ¶

func Verify(publicKey, signature string, data []byte) bool

Verify the data signature with encoded string representation of the public key.

func VerifyByKey ¶

func VerifyByKey(pk *ULTKey, signature string, data []byte) bool

Verify the data signature using ULTKey.

Types ¶

type KeyType ¶

type KeyType uint8

const (
	KeyTypeAccountID KeyType
	KeyTypeSeed
	KeyTypeTx
	KeyTypeTxSet
	KeyTypeNodeID
	KeyTypeLedgerHeader
	KeyTypeOfferID
)

Enumeration of key type.

type ULTKey ¶

type ULTKey struct {
	Code KeyType
	Hash [32]byte
}

ULTKey is the internal key to represent various key hash, Code is for identifying the type of certain key hash.

func DecodeKey ¶

func DecodeKey(key string) (*ULTKey, error)

Decode base58 encoded key string to ULTKey.

Source Files ¶

View all Source files

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