form1.cs

自己写的加密算法

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.IO;

namespace XorCry
{
    public partial class Form1 : Form
    {
        Cry.Crypt Cry = new Cry.Crypt();
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            openFileDialog1.Title = "请选择要加密的文件";
            openFileDialog1.Filter = "All files (*.*)|*.*";
            openFileDialog1.FilterIndex = 0;
            openFileDialog1.FileName = "*.*";
            if (this.openFileDialog1.ShowDialog() == DialogResult.OK)
            {
                //FileStream fs = new FileStream(this.openFileDialog1.FileName, System.IO.FileMode.Open, System.IO.FileAccess.Read);
                //BinaryReader r = new BinaryReader(fs);
                //string bx = "";
                //byte buffer;
                //try
                //{
                //    buffer = r.ReadByte();
                //    bx = buffer.ToString();
                //    buffer = r.ReadByte();
                //    bx += buffer.ToString();

                //}
                //catch (Exception exc)
                //{
                //    //Log.WriteError("选择文件出异常：" + exc.Message);
                //    MessageBox.Show("选择文件出异常：" + exc.Message, "选择要加密的文件", MessageBoxButtons.OK, MessageBoxIcon.Error);
                //}
                //r.Close();
                //fs.Close();
                //if (bx == "7790" || bx == "8297" || bx == "8075")//7790:exe,8297:rar,8075:pk 
                //{
                //    xx = true;
                //}
                //if (bx == "112105")
                //{
                try
                {
                    Cry.CryptFile(this.openFileDialog1.FileName);
                    MessageBox.Show("加密成功！", "加密文件", MessageBoxButtons.OK, MessageBoxIcon.Information);
                }
                catch (Exception ex)
                {
                    MessageBox.Show("加密文件出异常：" + ex.Message, "加密文件", MessageBoxButtons.OK, MessageBoxIcon.Error);
                }
                //}
                //else
                //{
                //}

            }
        }

        private void button2_Click(object sender, EventArgs e)
        {
            openFileDialog1.Title = "请选择要解密的文件";
            openFileDialog1.Filter = "All files (*.*)|*.*";
            openFileDialog1.FilterIndex = 0;
            openFileDialog1.FileName = "*.*";
            if (this.openFileDialog1.ShowDialog() == DialogResult.OK)
            {
                //FileStream fs = new FileStream(this.openFileDialog1.FileName, System.IO.FileMode.Open, System.IO.FileAccess.Read);
                //BinaryReader r = new BinaryReader(fs);
                //string bx = "";
                //byte buffer;
                //try
                //{
                //    buffer = r.ReadByte();
                //    bx = buffer.ToString();
                //    buffer = r.ReadByte();
                //    bx += buffer.ToString();

                //}
                //catch (Exception exc)
                //{
                //    //Log.WriteError("选择文件出异常：" + exc.Message);
                //    MessageBox.Show("选择文件出异常：" + exc.Message, "选择要加密的文件", MessageBoxButtons.OK, MessageBoxIcon.Error);
                //}
                //r.Close();
                //fs.Close();
                //if (bx == "7790" || bx == "8297" || bx == "8075")//7790:exe,8297:rar,8075:pk 
                //{
                //    xx = true;
                //}
                //if (bx == "112105")
                //{
                try
                {
                    Cry.CryptFile(this.openFileDialog1.FileName);
                    MessageBox.Show("解密成功！", "解密文件", MessageBoxButtons.OK, MessageBoxIcon.Information);
                }
                catch (Exception ex)
                {
                    MessageBox.Show("解密文件出异常：" + ex.Message, "解密文件", MessageBoxButtons.OK, MessageBoxIcon.Error);
                }
                //}
                //else
                //{
                //}

            }
        }
    }
}