package LdapUtil

import (
	"crypto/md5"
	"encoding/base64"
	"fmt"
	"io"
	"strconv"
)

func Hex2Dec(val string) int {
	n, err := strconv.ParseUint(val, 16, 32)
	if err != nil {
		fmt.Println(err)
	}
	return int(n)
}

/**
功能：获取通过ldap加密后的密码
作者：黄海
时间：2020-04-27
*/
func GetLdapPassword(md5pass string) string {
	//1、计算md5
	w := md5.New()
	io.WriteString(w, md5pass)
	md5pass = fmt.Sprintf("%x", w.Sum(nil))
	//2、字节数组
	var baKeyword = make([]byte, len(md5pass)/2)
	for i := 0; i < len(baKeyword); i++ {
		//十六进制字符串转整数
		c := Hex2Dec(md5pass[i*2 : i*2+2])
		d := 0xff & c
		baKeyword[i] = byte(d) //整数强制转为字节
	}
	encodeString := base64.StdEncoding.EncodeToString(baKeyword)
	return encodeString
}