krc酷狗歌词解密 示例代码下载

【实例i简介】用到xor和zlib krc解压缩

【实例截图】

【核心代码】

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.IO;
using zlib;

namespace krc
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            textBox1.Text = abc();
        }
        public string abc() 
        {
            int len = 0;
            char[] h = { '@', 'G', 'a', 'w', '^', '2', 't', 'G', 'Q', '6', '1', '-', 'Î', 'Ò', 'n', 'i' };
            Byte[] databuffer = new Byte[1024];
            FileStream rfs = new FileStream(@"C:\Users\QAQ\Desktop\新建文件夹 (3)\1.txt", FileMode.Open);
            FileStream wfs = new FileStream(@"C:\Users\QAQ\Desktop\新建文件夹 (3)\1.txt.d", FileMode.CreateNew);
            ZOutputStream zwfs = new ZOutputStream(wfs);//zlib解压缩
            //删去krc1
            rfs.Read(databuffer, 0, 4);
            while ((len = rfs.Read(databuffer, 0, 1024)) > 0)
            {
                for (int k = 0; k < len; k  )
                {
                    int m = k % 16;
                    databuffer[k] = (byte)(databuffer[k] ^ h[m]);//xor大法
                }
                
                zwfs.Write(databuffer, 0, len);//写出文件
            }

            rfs.Close();
            zwfs.Close();
            return h[1].ToString();
        }
    }
}