support

func CreateKeys(publicKeyWriter, privateKeyWriter io.Writer, keyLength int) error

func GetNodeAttrValue(n *html.Node, attrName string) string

func HtmlParse(htmlContent string) (*html.Node, error)

func HtmlParseFindById(doc *html.Node, elementId string) *html.Node

func HtmlParseFindByName(doc *html.Node, elementName string) *html.Node

func HtmlParseFindByType(doc *html.Node, elementType string) *html.Node

func IsValidHtml(htmlContent string) bool

func NodeToString(n *html.Node) string

func RsaDecrypt(ciphertext []byte, privKey []byte) ([]byte, error)

func RsaEncrypt(ciphertext []byte, pubKey []byte) ([]byte, error)