utils

Documentation

Overview

Package utils contains utility functions for the wallet like hashes and crypto functions

Index

• Constants
• func DeriveChildKeyFromHex(hdKey *bip32.ExtendedKey, hexHash string) (*bip32.ExtendedKey, error)
• func GetChildNumsFromHex(hexHash string) ([]uint32, error)
• func Hash(data string) string
• func RandomHex(n int) (string, error)

Constants

const (
	// XpubKeyLength is the length of an xPub string key
	XpubKeyLength = 111

	// ChainInternal internal chain num
	ChainInternal = uint32(1)

	// ChainExternal external chain num
	ChainExternal = uint32(0)

	// MaxInt32 max integer for int32
	MaxInt32 = int64(1<<(32-1) - 1)
)

Functions

func DeriveChildKeyFromHex

func DeriveChildKeyFromHex(hdKey *bip32.ExtendedKey, hexHash string) (*bip32.ExtendedKey, error)

DeriveChildKeyFromHex derive the child extended key from the hex string

func GetChildNumsFromHex

func GetChildNumsFromHex(hexHash string) ([]uint32, error)

GetChildNumsFromHex get an array of uint32 numbers from the hex string

func Hash

func Hash(data string) string

Hash returns the sha256 hash of the data string

func RandomHex

func RandomHex(n int) (string, error)

RandomHex returns a random hex string and error