Golang加密解密

概述package commonimport ( "crypto/md5" "crypto/rand" "encoding/base64" "encoding/hex" "io" "strings")const ( //BASE64字符表,不要有重复 base64Table = "<>:;',./?~!@#$CDVWX%^&*ABYZabcghijklmnopq

package commonimport (	"crypto/md5"	"crypto/rand"	"enCoding/base64"	"enCoding/hex"	"io"	"strings")const (	//BASE64字符表,不要有重复	base64table        = "<>:;',./?~!@#$CDVWX%^&*ABYZabcghijklmnopqrstuvwxyz01EFGHIJKLMnopQRSTU2345678(def)_+|{}[]9/"	hashFunctionheader = "zh.ife.iya"	hashFunctionFooter = "09.O25.O20.78")/** * 对一个字符串进行MD5加密,不可解密 */func GetMd5String(s string) string {	h := md5.New()	h.Write([]byte(s + "zhifeiya")) //使用zhifeiya名字做散列值，设定后不要变	return hex.EncodetoString(h.Sum(nil))}/** * 获取一个GuID值 */func GetGuID() string {	b := make([]byte,48)	if _,err := io.ReadFull(rand.Reader,b); err != nil {		return ""	}	return GetMd5String(base64.URLEnCoding.EncodetoString(b))}var coder = base64.NewEnCoding(base64table)/** * base64加密 */func Base64Encode(str string) string {	var src []byte = []byte(hashFunctionheader + str + hashFunctionFooter)	return string([]byte(coder.EncodetoString(src)))}/** * base64解密 */func Base64Decode(str string) (string,error) {	var src []byte = []byte(str)	by,err := coder.DecodeString(string(src))	return strings.Replace(strings.Replace(string(by),hashFunctionheader,"",-1),hashFunctionFooter,err}

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